/* =========================================================
   ZST WEBSITE
   FILE: css/style.css
   REVISION: 1.0
   DESIGN SYSTEM: ZST CORPORATE WEBSITE
   ========================================================= */


/* =========================================================
   REVISION 01
   ZST COLOR SYSTEM
   ========================================================= */

:root {

    --blue: #0033A8;
    --dark-blue: #062B7A;

    --pink: #E2013B;
    --orange: #FF6500;
    --yellow: #FABF01;

    --white: #FFFFFF;

    --light-blue: #EAF2FF;
    --light-gray: #F5F7FA;

    --border: #D9E0EA;

    --text: #1F2937;
    --muted: #6B7280;

    --footer-dark: #041D52;

    --shadow:
        0 15px 40px rgba(0, 51, 168, 0.10);

    --radius: 14px;

    --container-width: 1240px;

}


/* =========================================================
   REVISION 02
   RESET
   ========================================================= */

* {
    box-sizing: border-box;

    margin: 0;
    padding: 0;
}


html {
    width: 100%;

    scroll-behavior: smooth;

    overflow-x: hidden;
}


body {
    width: 100%;
    min-height: 100vh;

    font-family:
        "Segoe UI",
        Arial,
        sans-serif;

    color: var(--text);

    background: var(--white);

    overflow-x: hidden;

    -webkit-font-smoothing: antialiased;
}


img {
    display: block;

    max-width: 100%;

    height: auto;
}


a {
    color: inherit;

    text-decoration: none;
}


button,
input,
textarea,
select {
    font: inherit;
}


button {
    border: 0;

    cursor: pointer;
}


/* =========================================================
   REVISION 03
   MAIN CONTAINER
   IMPORTANT:
   100% ZOOM DESKTOP SIZE
   ========================================================= */

.container {

    width: calc(100% - 64px);

    max-width: var(--container-width);

    margin-left: auto;
    margin-right: auto;

}


/* =========================================================
   REVISION 04
   HEADER
   ========================================================= */

.site-header {

    position: relative;

    width: 100%;

    min-height: 76px;

    background: rgba(255, 255, 255, 0.98);

    border-bottom: 1px solid var(--border);

    z-index: 1000;

}


.nav-container {

    width: calc(100% - 64px);

    max-width: var(--container-width);

    min-height: 76px;

    margin-left: auto;
    margin-right: auto;

    display: flex;

    align-items: center;

    justify-content: space-between;

    gap: 30px;

}


/* =========================================================
   BRAND
   ========================================================= */

.brand {

    display: inline-flex;

    align-items: center;

    gap: 11px;

    flex-shrink: 0;

}


.brand-logo {

    width: 43px;
    height: 43px;

    display: flex;

    align-items: center;
    justify-content: center;

    flex-shrink: 0;

}


.brand-logo img {

    width: 100%;
    height: 100%;

    object-fit: contain;

}


.brand-text {

    display: flex;

    flex-direction: column;

    justify-content: center;

    line-height: 1.15;

}


.brand-text strong {

    color: var(--dark-blue);

    font-size: 14px;

    font-weight: 700;

    white-space: nowrap;

}


.brand-text span {

    color: var(--blue);

    font-size: 10px;

    font-weight: 700;

    letter-spacing: 1.5px;

    margin-top: 3px;

}


/* =========================================================
   DESKTOP NAVIGATION
   ========================================================= */

.main-nav {

    display: flex;

    align-items: center;

    justify-content: flex-end;

    gap: 27px;

}


.main-nav a {

    position: relative;

    color: var(--text);

    font-size: 13px;

    font-weight: 600;

    white-space: nowrap;

    transition: 0.25s ease;

}


.main-nav a:hover {

    color: var(--blue);

}


.main-nav a.active {

    color: var(--blue);

}


.main-nav a.active::after {

    content: "";

    position: absolute;

    left: 0;
    right: 0;

    bottom: -9px;

    height: 2px;

    background: var(--pink);

    border-radius: 10px;

}


.nav-contact-btn {

    padding: 11px 18px;

    color: var(--white) !important;

    background: var(--blue);

    border-radius: 7px;

}


.nav-contact-btn:hover {

    background: var(--dark-blue);

}


/* =========================================================
   MOBILE MENU
   ========================================================= */

.mobile-menu-button {

    display: none;

    width: 42px;
    height: 42px;

    align-items: center;
    justify-content: center;

    flex-direction: column;

    gap: 5px;

    background: var(--light-blue);

    border-radius: 8px;

}


.mobile-menu-button span {

    width: 21px;

    height: 2px;

    background: var(--blue);

    border-radius: 10px;

}


.mobile-navigation {

    display: none;

}


/* =========================================================
   REVISION 05
   COMMON SECTION STYLES
   ========================================================= */

section {

    width: 100%;

}


.section-heading {

    width: 100%;

    max-width: 760px;

    margin-left: auto;
    margin-right: auto;

    margin-bottom: 45px;

    text-align: center;

}


.section-heading h2 {

    color: var(--dark-blue);

    font-size: clamp(30px, 3vw, 43px);

    line-height: 1.2;

    font-weight: 750;

    margin-bottom: 14px;

}


.section-heading h2 strong {

    color: var(--pink);

}


.section-heading p {

    max-width: 650px;

    margin-left: auto;
    margin-right: auto;

    color: var(--muted);

    font-size: 14px;

    line-height: 1.8;

}


/* =========================================================
   SECTION BADGE
   ========================================================= */

.section-badge {

    display: inline-flex;

    align-items: center;

    justify-content: center;

    padding: 7px 12px;

    margin-bottom: 16px;

    color: var(--blue);

    background: var(--light-blue);

    border: 1px solid rgba(0, 51, 168, 0.10);

    border-radius: 50px;

    font-size: 10px;

    font-weight: 800;

    letter-spacing: 1px;

}


/* =========================================================
   REVISION 06
   BUTTON SYSTEM
   ========================================================= */

.btn {

    display: inline-flex;

    align-items: center;

    justify-content: center;

    min-height: 43px;

    padding: 0 20px;

    border-radius: 7px;

    font-size: 13px;

    font-weight: 700;

    white-space: nowrap;

    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease,
        background 0.25s ease;

}


.btn:hover {

    transform: translateY(-2px);

}


.btn-primary {

    color: var(--white);

    background: var(--blue);

    box-shadow:
        0 8px 20px rgba(0, 51, 168, 0.16);

}


.btn-primary:hover {

    background: var(--dark-blue);

    box-shadow:
        0 12px 25px rgba(0, 51, 168, 0.22);

}


.btn-secondary {

    color: var(--blue);

    background: var(--white);

    border: 1px solid var(--border);

}


.btn-secondary:hover {

    border-color: var(--blue);

    background: var(--light-blue);

}


/* =========================================================
   REVISION 07
   HERO
   ========================================================= */

.hero {

    width: 100%;

    min-height: calc(100vh - 76px);

    display: flex;

    align-items: center;

    background:
        radial-gradient(
            circle at 85% 45%,
            rgba(250, 191, 1, 0.10),
            transparent 25%
        ),
        linear-gradient(
            135deg,
            #FFFFFF 0%,
            #F8FAFF 60%,
            #EDF4FF 100%
        );

    overflow: hidden;

}


.hero-container {

    min-height: calc(100vh - 76px);

    display: grid;

    grid-template-columns:
        minmax(0, 1fr)
        minmax(380px, 0.85fr);

    align-items: center;

    gap: 50px;

    padding-top: 35px;
    padding-bottom: 35px;

}


/* =========================================================
   HERO CONTENT
   ========================================================= */

.hero-content {

    min-width: 0;

}


.hero-content h1 {

    max-width: 700px;

    color: var(--dark-blue);

    font-size: clamp(43px, 4.4vw, 61px);

    line-height: 1.06;

    letter-spacing: -1.5px;

    font-weight: 800;

    margin-bottom: 22px;

}


.hero-content h1 span {

    color: var(--blue);

}


.hero-content > p {

    max-width: 625px;

    color: var(--muted);

    font-size: 15px;

    line-height: 1.8;

    margin-bottom: 27px;

}


/* =========================================================
   HERO BUTTONS
   ========================================================= */

.hero-buttons {

    display: flex;

    align-items: center;

    gap: 12px;

    flex-wrap: wrap;

}


/* =========================================================
   HERO STATS
   ========================================================= */

.hero-stats {

    display: flex;

    align-items: center;

    gap: 0;

    margin-top: 35px;

}


.hero-stat {

    min-width: 110px;

    padding-right: 25px;

    margin-right: 25px;

    border-right: 1px solid var(--border);

}


.hero-stat:last-child {

    padding-right: 0;

    margin-right: 0;

    border-right: 0;

}


.hero-stat strong {

    display: block;

    color: var(--blue);

    font-size: 23px;

    line-height: 1;

    margin-bottom: 6px;

}


.hero-stat span {

    color: var(--muted);

    font-size: 10px;

    font-weight: 600;

}


/* =========================================================
   HERO LOGO
   ========================================================= */

.hero-visual {

    display: flex;

    align-items: center;
    justify-content: center;

    min-width: 0;

}


.logo-circle {

    position: relative;

    width: min(400px, 32vw);

    aspect-ratio: 1 / 1;

    display: flex;

    align-items: center;
    justify-content: center;

}


.logo-ring {

    position: relative;

    width: 82%;

    height: 82%;

    display: flex;

    align-items: center;
    justify-content: center;

    border-radius: 50%;

    background: var(--white);

    box-shadow:
        0 20px 55px rgba(0, 51, 168, 0.15);

}


.logo-ring::before {

    content: "";

    position: absolute;

    inset: -16px;

    border-radius: 50%;

    border: 5px solid var(--orange);

    border-top-color: var(--pink);

    border-right-color: var(--yellow);

    animation:
        zstLogoRotation 18s linear infinite;

}


.logo-ring::after {

    content: "";

    position: absolute;

    inset: -28px;

    border-radius: 50%;

    border: 2px dashed rgba(0, 51, 168, 0.15);

    animation:
        zstLogoRotationReverse 30s linear infinite;

}


.logo-ring img {

    width: 88%;

    height: 88%;

    object-fit: contain;

    border-radius: 50%;

}


@keyframes zstLogoRotation {

    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }

}


@keyframes zstLogoRotationReverse {

    from {
        transform: rotate(360deg);
    }

    to {
        transform: rotate(0deg);
    }

}


/* =========================================================
   REVISION 08
   PRODUCTS SECTION
   ========================================================= */

.products-section {

    padding-top: 90px;

    padding-bottom: 95px;

    background: var(--white);

}


.products-grid {

    display: grid;

    grid-template-columns:
        repeat(4, minmax(0, 1fr));

    gap: 20px;

}


.product-card {

    min-width: 0;

    display: flex;

    flex-direction: column;

    overflow: hidden;

    background: var(--white);

    border: 1px solid var(--border);

    border-radius: var(--radius);

    box-shadow:
        0 8px 25px rgba(0, 51, 168, 0.045);

    transition:
        transform 0.3s ease,
        box-shadow 0.3s ease;

}


.product-card:hover {

    transform: translateY(-7px);

    box-shadow: var(--shadow);

}


/* =========================================================
   PRODUCT IMAGE
   ========================================================= */

.product-image {

    width: 100%;

    height: 190px;

    display: flex;

    align-items: center;
    justify-content: center;

    padding: 22px;

    background:
        linear-gradient(
            135deg,
            #F7FAFF,
            #EDF4FF
        );

    overflow: hidden;

}


.product-image img {

    width: 100%;

    height: 100%;

    object-fit: contain;

    transition:
        transform 0.3s ease;

}


.product-card:hover .product-image img {

    transform: scale(1.04);

}


/* =========================================================
   PRODUCT CONTENT
   ========================================================= */

.product-content {

    display: flex;

    flex-direction: column;

    flex: 1;

    padding: 22px;

}


.product-label {

    align-self: flex-start;

    display: inline-flex;

    padding: 5px 9px;

    margin-bottom: 11px;

    border-radius: 50px;

    font-size: 8px;

    font-weight: 800;

    letter-spacing: 0.7px;

}


.product-label.available {

    color: #087443;

    background: #EAF8F0;

}


.product-label.coming-soon {

    color: #B76A00;

    background: #FFF4DE;

}


.product-label.in-development {

    color: var(--blue);

    background: var(--light-blue);

}


.product-content h3 {

    color: var(--dark-blue);

    font-size: 20px;

    line-height: 1.25;

    margin-bottom: 9px;

}


.product-content p {

    color: var(--muted);

    font-size: 12px;

    line-height: 1.7;

    margin-bottom: 15px;

}


/* =========================================================
   PRODUCT TAGS
   ========================================================= */

.product-tags {

    display: flex;

    flex-wrap: wrap;

    gap: 6px;

    margin-bottom: 18px;

}


.product-tags span {

    padding: 5px 8px;

    color: var(--blue);

    background: var(--light-blue);

    border-radius: 5px;

    font-size: 9px;

    font-weight: 700;

}


.product-content .btn {

    margin-top: auto;

    align-self: flex-start;

}


/* =========================================================
   SECTION ACTION
   ========================================================= */

.section-action {

    display: flex;

    justify-content: center;

    margin-top: 35px;

}



/* =========================================================
   REVISION 10
   ABOUT PREVIEW
   ========================================================= */

.about-section {

    padding-top: 95px;

    padding-bottom: 95px;

    background: var(--white);

}


.about-preview-grid {

    display: grid;

    grid-template-columns:
        minmax(0, 1fr)
        minmax(0, 0.85fr);

    align-items: center;

    gap: 70px;

}


.about-preview-content {

    min-width: 0;

}


.about-preview-content h2 {

    max-width: 580px;

    color: var(--dark-blue);

    font-size: clamp(32px, 3.4vw, 46px);

    line-height: 1.2;

    margin-bottom: 20px;

}


.about-preview-content h2 strong {

    color: var(--pink);

}


.about-preview-content p {

    max-width: 620px;

    color: var(--muted);

    font-size: 14px;

    line-height: 1.85;

    margin-bottom: 15px;

}


.about-preview-content .btn {

    margin-top: 12px;

}


/* =========================================================
   ABOUT FEATURES
   ========================================================= */

.about-preview-features {

    display: flex;

    flex-direction: column;

    gap: 15px;

}


.about-feature {

    display: flex;

    align-items: flex-start;

    gap: 16px;

    padding: 19px;

    background: var(--light-gray);

    border: 1px solid var(--border);

    border-radius: 12px;

}


.about-feature-icon {

    width: 44px;
    height: 44px;

    display: flex;

    align-items: center;
    justify-content: center;

    flex-shrink: 0;

    background: var(--white);

    border-radius: 10px;

    font-size: 20px;

}


.about-feature h3 {

    color: var(--dark-blue);

    font-size: 15px;

    margin-bottom: 5px;

}


.about-feature p {

    color: var(--muted);

    font-size: 11px;

    line-height: 1.65;

}


/* =========================================================
   REVISION 11
   HOME CTA
   ========================================================= */

.home-cta {

    padding-top: 65px;

    padding-bottom: 65px;

    background:
        linear-gradient(
            135deg,
            var(--blue),
            var(--dark-blue)
        );

}


.home-cta-content {

    display: flex;

    align-items: center;

    justify-content: space-between;

    gap: 35px;

}


.home-cta .section-badge {

    color: var(--yellow);

    background: rgba(250, 191, 1, 0.12);

    border-color:
        rgba(250, 191, 1, 0.18);

}


.home-cta h2 {

    color: var(--white);

    font-size: clamp(30px, 3.5vw, 44px);

    line-height: 1.2;

    margin-bottom: 12px;

}


.home-cta h2 strong {

    color: var(--yellow);

}


.home-cta p {

    max-width: 600px;

    color:
        rgba(255, 255, 255, 0.75);

    font-size: 13px;

    line-height: 1.7;

}


/* =========================================================
   CTA BUTTON
   ========================================================= */

.home-cta .btn-primary {

    color: var(--blue);

    background: var(--white);

    box-shadow: none;

}


.home-cta .btn-primary:hover {

    background: var(--yellow);

    color: var(--dark-blue);

}


/* =========================================================
   REVISION 12
   FOOTER
   ========================================================= */

.site-footer {

    width: 100%;

    padding-top: 60px;

    padding-bottom: 0;

    color: rgba(255, 255, 255, 0.72);

    background: var(--footer-dark);

}


.footer-grid {

    display: grid;

    grid-template-columns:
        1.5fr
        1fr
        1fr
        1fr;

    gap: 45px;

    padding-bottom: 45px;

}


.footer-brand .brand {

    margin-bottom: 17px;

}


.footer-brand .brand-text strong {

    color: var(--white);

}


.footer-brand .brand-text span {

    color: var(--yellow);

}


.footer-brand p {

    max-width: 290px;

    color:
        rgba(255, 255, 255, 0.60);

    font-size: 12px;

    line-height: 1.8;

}


.footer-column {

    display: flex;

    flex-direction: column;

    align-items: flex-start;

}


.footer-column h3 {

    color: var(--white);

    font-size: 14px;

    margin-bottom: 17px;

}


.footer-column a {

    color:
        rgba(255, 255, 255, 0.65);

    font-size: 11px;

    margin-bottom: 10px;

    transition: 0.2s ease;

}


.footer-column a:hover {

    color: var(--yellow);

}


.footer-column p {

    color:
        rgba(255, 255, 255, 0.65);

    font-size: 11px;

    line-height: 1.7;

    margin-bottom: 7px;

}


/* =========================================================
   FOOTER BOTTOM
   ========================================================= */

.footer-bottom {

    min-height: 55px;

    display: flex;

    align-items: center;
    justify-content: center;

    border-top:
        1px solid rgba(255, 255, 255, 0.08);

    text-align: center;

}


.footer-bottom p {

    color:
        rgba(255, 255, 255, 0.45);

    font-size: 10px;

}


/* =========================================================
   REVISION 13
   LAPTOP
   1200px
   ========================================================= */

@media (max-width: 1200px) {

    :root {
        --container-width: 1100px;
    }


    .products-grid,
    .services-grid {

        grid-template-columns:
            repeat(2, minmax(0, 1fr));

    }


    .hero-container {

        grid-template-columns:
            minmax(0, 1fr)
            minmax(330px, 0.75fr);

        gap: 30px;

    }


    .logo-circle {

        width: min(360px, 35vw);

    }


    .main-nav {

        gap: 19px;

    }

}


/* =========================================================
   REVISION 14
   TABLET / SMALL LAPTOP
   900px
   ========================================================= */

@media (max-width: 900px) {

    .container,
    .nav-container {

        width: calc(100% - 40px);

    }


    .main-nav {

        display: none;

    }


    .mobile-menu-button {

        display: flex;

    }


    .mobile-navigation {

        position: absolute;

        top: 76px;

        left: 0;
        right: 0;

        display: none;

        flex-direction: column;

        padding: 10px 20px 20px;

        background: var(--white);

        border-bottom:
            1px solid var(--border);

        box-shadow:
            0 12px 30px rgba(0, 0, 0, 0.08);

        z-index: 999;

    }


    .mobile-navigation.show {

        display: flex;

    }


    .mobile-navigation a {

        padding: 13px 10px;

        color: var(--text);

        font-size: 14px;

        font-weight: 600;

        border-bottom:
            1px solid var(--border);

    }


    .mobile-navigation a:last-child {

        border-bottom: 0;

    }


    .mobile-navigation .active {

        color: var(--blue);

    }


    .mobile-nav-contact {

        margin-top: 10px;

        text-align: center;

        color: var(--white) !important;

        background: var(--blue);

        border-radius: 7px;

    }


    .hero {

        min-height: auto;

    }


    .hero-container {

        min-height: auto;

        grid-template-columns: 1fr;

        text-align: center;

        padding-top: 70px;

        padding-bottom: 75px;

    }


    .hero-content {

        display: flex;

        flex-direction: column;

        align-items: center;

    }


    .hero-content h1 {

        max-width: 700px;

    }


    .hero-content > p {

        margin-left: auto;
        margin-right: auto;

    }


    .hero-buttons {

        justify-content: center;

    }


    .hero-stats {

        justify-content: center;

    }


    .logo-circle {

        width: min(370px, 60vw);

    }


    .about-preview-grid {

        grid-template-columns: 1fr;

        gap: 45px;

    }


    .about-preview-content {

        text-align: center;

    }


    .about-preview-content .section-badge {

        margin-left: auto;
        margin-right: auto;

    }


    .about-preview-content h2,
    .about-preview-content p {

        margin-left: auto;
        margin-right: auto;

    }


    .home-cta-content {

        flex-direction: column;

        text-align: center;

    }


    .home-cta-content .section-badge {

        margin-left: auto;
        margin-right: auto;

    }


    .home-cta-content p {

        margin-left: auto;
        margin-right: auto;

    }


    .footer-grid {

        grid-template-columns:
            repeat(2, minmax(0, 1fr));

    }

}


/* =========================================================
   REVISION 15
   MOBILE
   700px
   ========================================================= */

@media (max-width: 700px) {

    .container,
    .nav-container {

        width: calc(100% - 30px);

    }


    .site-header,
    .nav-container {

        min-height: 70px;

    }


    .mobile-navigation {

        top: 70px;

    }


    .brand-logo {

        width: 39px;
        height: 39px;

    }


    .brand-text strong {

        font-size: 12px;

    }


    .brand-text span {

        font-size: 9px;

    }


    .hero-container {

        padding-top: 55px;

        padding-bottom: 60px;

    }


    .hero-content h1 {

        font-size: clamp(36px, 9vw, 49px);

        letter-spacing: -0.8px;

    }


    .hero-content > p {

        font-size: 13px;

    }


    .hero-buttons {

        width: 100%;

        flex-direction: column;

    }


    .hero-buttons .btn {

        width: 100%;

        max-width: 280px;

    }


    .hero-stats {

        width: 100%;

        justify-content: space-between;

    }


    .hero-stat {

        min-width: 0;

        flex: 1;

        padding-right: 10px;

        margin-right: 10px;

    }


    .hero-stat strong {

        font-size: 20px;

    }


    .hero-stat span {

        font-size: 9px;

    }


    .logo-circle {

        width: min(300px, 72vw);

    }


    .products-section,
    .services-section,
    .about-section {

        padding-top: 70px;

        padding-bottom: 75px;

    }


    .section-heading {

        margin-bottom: 35px;

    }


    .section-heading h2 {

        font-size: 30px;

    }


    .products-grid,
    .services-grid {

        grid-template-columns: 1fr;

    }


    .product-image {

        height: 210px;

    }


    .about-preview-content h2 {

        font-size: 31px;

    }


    .home-cta {

        padding-top: 55px;

        padding-bottom: 55px;

    }


    .home-cta h2 {

        font-size: 30px;

    }


    .footer-grid {

        grid-template-columns: 1fr 1fr;

        gap: 35px 25px;

    }

}


/* =========================================================
   REVISION 16
   SMALL MOBILE
   480px
   ========================================================= */

@media (max-width: 480px) {

    .container,
    .nav-container {

        width: calc(100% - 24px);

    }


    .brand-text strong {

        max-width: 175px;

        white-space: normal;

        font-size: 11px;

    }


    .hero-container {

        padding-top: 45px;

        padding-bottom: 50px;

    }


    .hero-content h1 {

        font-size: 35px;

    }


    .hero-stats {

        gap: 5px;

    }


    .hero-stat {

        padding-right: 7px;

        margin-right: 7px;

    }


    .hero-stat strong {

        font-size: 18px;

    }


    .hero-stat span {

        font-size: 8px;

    }


    .logo-circle {

        width: 255px;

    }


    .product-content {

        padding: 20px;

    }


    .product-image {

        height: 200px;

    }


    .about-feature {

        padding: 16px;

    }


    .footer-grid {

        grid-template-columns: 1fr;

    }


    .footer-brand p {

        max-width: 100%;

    }

}


/* =========================================================
   REVISION 17
   VERY SMALL MOBILE
   380px
   ========================================================= */

@media (max-width: 380px) {

    .hero-content h1 {

        font-size: 31px;

    }


    .hero-content > p {

        font-size: 12px;

    }


    .logo-circle {

        width: 225px;

    }


    .section-heading h2 {

        font-size: 27px;

    }


    .hero-stat strong {

        font-size: 17px;

    }

}


/* =========================================================
   REVISION 18
   LARGE DESKTOP
   1600px+
   Keep 100% browser zoom balanced
   ========================================================= */

@media (min-width: 1600px) {

    :root {

        --container-width: 1360px;

    }


    .nav-container,
    .container {

        width: calc(100% - 100px);

    }


    .hero-container {

        grid-template-columns:
            minmax(0, 1fr)
            minmax(450px, 0.85fr);

        gap: 70px;

    }


    .logo-circle {

        width: 430px;

    }


    .products-grid,
    .services-grid {

        gap: 24px;

    }

}


/* =========================================================
   REVISION 19
   ACCESSIBILITY
   ========================================================= */

a:focus-visible,
button:focus-visible {

    outline: 3px solid
        rgba(250, 191, 1, 0.65);

    outline-offset: 3px;

}


/* =========================================================
   REVISION 20
   REDUCE MOTION
   ========================================================= */

@media (prefers-reduced-motion: reduce) {

    html {

        scroll-behavior: auto;

    }


    *,
    *::before,
    *::after {

        animation-duration: 0.01ms !important;

        animation-iteration-count: 1 !important;

        transition-duration: 0.01ms !important;

    }

}

/* =========================================================
   ZST WEBSITE
   FILE: css/style.css
   REVISION: 2.0
   SECTION: ABOUT PAGE
   ========================================================= */


/* =========================================================
   REVISION 2.1
   ABOUT PAGE HERO
   ========================================================= */

.about-page-hero {

    width: 100%;

    min-height: 360px;

    display: flex;

    align-items: center;

    text-align: center;

    background:
        radial-gradient(
            circle at 15% 50%,
            rgba(226, 1, 59, 0.07),
            transparent 25%
        ),
        radial-gradient(
            circle at 85% 50%,
            rgba(250, 191, 1, 0.10),
            transparent 25%
        ),
        linear-gradient(
            135deg,
            #FFFFFF 0%,
            #F4F8FF 100%
        );

    border-bottom: 1px solid var(--border);

    overflow: hidden;

}


.about-page-hero .container {

    display: flex;

    align-items: center;

    justify-content: center;

}


.about-page-hero-content {

    width: 100%;

    max-width: 850px;

    margin-left: auto;
    margin-right: auto;

    padding-top: 55px;
    padding-bottom: 55px;

}


.about-page-hero-content .section-badge {

    margin-bottom: 17px;

}


.about-page-hero-content h1 {

    color: var(--dark-blue);

    font-size: clamp(38px, 5vw, 60px);

    line-height: 1.12;

    letter-spacing: -1px;

    font-weight: 800;

    margin-bottom: 17px;

}


.about-page-hero-content h1 strong {

    color: var(--pink);

}


.about-page-hero-content p {

    max-width: 680px;

    margin-left: auto;
    margin-right: auto;

    color: var(--muted);

    font-size: 15px;

    line-height: 1.8;

}


/* =========================================================
   REVISION 2.2
   WHO WE ARE
   ========================================================= */

.about-who-section {

    width: 100%;

    padding-top: 90px;

    padding-bottom: 95px;

    background: var(--white);

}


.about-who-grid {

    display: grid;

    grid-template-columns:
        minmax(0, 1fr)
        minmax(360px, 0.85fr);

    align-items: center;

    gap: 70px;

}


.about-who-content {

    min-width: 0;

}


.about-who-content h2 {

    max-width: 600px;

    color: var(--dark-blue);

    font-size: clamp(32px, 3.6vw, 48px);

    line-height: 1.18;

    letter-spacing: -0.6px;

    margin-bottom: 23px;

}


.about-who-content h2 strong {

    color: var(--pink);

}


.about-who-content p {

    max-width: 650px;

    color: var(--muted);

    font-size: 14px;

    line-height: 1.9;

    margin-bottom: 17px;

}


/* =========================================================
   ABOUT LOGO CARD
   ========================================================= */

.about-who-card {

    position: relative;

    min-height: 420px;

    display: flex;

    flex-direction: column;

    align-items: center;

    justify-content: center;

    padding: 35px;

    text-align: center;

    background:
        linear-gradient(
            145deg,
            #F8FAFF,
            #EEF4FF
        );

    border: 1px solid var(--border);

    border-radius: 18px;

    overflow: hidden;

    box-shadow:
        0 15px 40px rgba(0, 51, 168, 0.08);

}


.about-who-card::before {

    content: "";

    position: absolute;

    width: 260px;
    height: 260px;

    top: -120px;
    right: -100px;

    border-radius: 50%;

    background:
        rgba(250, 191, 1, 0.13);

}


.about-who-card::after {

    content: "";

    position: absolute;

    width: 220px;
    height: 220px;

    bottom: -120px;
    left: -90px;

    border-radius: 50%;

    background:
        rgba(226, 1, 59, 0.07);

}


.about-who-logo {

    position: relative;

    width: 260px;
    height: 260px;

    display: flex;

    align-items: center;
    justify-content: center;

    margin-bottom: 25px;

    z-index: 2;

}


.about-logo-ring {

    position: relative;

    width: 220px;
    height: 220px;

    display: flex;

    align-items: center;
    justify-content: center;

    border-radius: 50%;

    background: var(--white);

    box-shadow:
        0 15px 40px rgba(0, 51, 168, 0.13);

}


.about-logo-ring::before {

    content: "";

    position: absolute;

    inset: -12px;

    border-radius: 50%;

    border: 5px solid var(--orange);

    border-top-color: var(--pink);

    border-right-color: var(--yellow);

    animation:
        aboutLogoRotation 18s linear infinite;

}


.about-logo-ring::after {

    content: "";

    position: absolute;

    inset: -22px;

    border-radius: 50%;

    border: 2px dashed
        rgba(0, 51, 168, 0.13);

    animation:
        aboutLogoReverse 28s linear infinite;

}


.about-logo-ring img {

    width: 86%;
    height: 86%;

    object-fit: contain;

    border-radius: 50%;

}


@keyframes aboutLogoRotation {

    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }

}


@keyframes aboutLogoReverse {

    from {
        transform: rotate(360deg);
    }

    to {
        transform: rotate(0deg);
    }

}


.about-who-card h3 {

    position: relative;

    z-index: 2;

    color: var(--dark-blue);

    font-size: 20px;

    margin-bottom: 7px;

}


.about-who-card > p {

    position: relative;

    z-index: 2;

    color: var(--muted);

    font-size: 12px;

}


/* =========================================================
   REVISION 2.3
   OUR APPROACH
   ========================================================= */

.about-approach-section {

    width: 100%;

    padding-top: 90px;

    padding-bottom: 95px;

    background: var(--light-gray);

}


.about-approach-grid {

    display: grid;

    grid-template-columns:
        repeat(4, minmax(0, 1fr));

    gap: 20px;

}


.about-approach-card {

    min-width: 0;

    padding: 28px 23px;

    background: var(--white);

    border: 1px solid var(--border);

    border-radius: var(--radius);

    transition:
        transform 0.3s ease,
        box-shadow 0.3s ease;

}


.about-approach-card:hover {

    transform: translateY(-6px);

    box-shadow: var(--shadow);

}


.about-approach-icon {

    width: 52px;
    height: 52px;

    display: flex;

    align-items: center;
    justify-content: center;

    margin-bottom: 18px;

    border-radius: 12px;

    background: var(--light-blue);

    font-size: 23px;

}


.about-approach-card:nth-child(2)
.about-approach-icon {

    background: #FFF0F5;

}


.about-approach-card:nth-child(3)
.about-approach-icon {

    background: #FFF4E9;

}


.about-approach-card:nth-child(4)
.about-approach-icon {

    background: #FFF8DD;

}


.about-approach-card h3 {

    color: var(--dark-blue);

    font-size: 17px;

    line-height: 1.35;

    margin-bottom: 9px;

}


.about-approach-card p {

    color: var(--muted);

    font-size: 12px;

    line-height: 1.75;

}


/* =========================================================
   REVISION 2.4
   MISSION / VISION / INNOVATION
   ========================================================= */

.about-values-section {

    width: 100%;

    padding-top: 90px;

    padding-bottom: 95px;

    background: var(--white);

}


.about-values-grid {

    display: grid;

    grid-template-columns:
        repeat(3, minmax(0, 1fr));

    gap: 22px;

}


.about-value-card {

    position: relative;

    min-width: 0;

    min-height: 250px;

    padding: 30px 27px;

    background: var(--white);

    border: 1px solid var(--border);

    border-radius: 15px;

    overflow: hidden;

    transition:
        transform 0.3s ease,
        box-shadow 0.3s ease;

}


.about-value-card:hover {

    transform: translateY(-6px);

    box-shadow: var(--shadow);

}


.about-value-card::after {

    content: "";

    position: absolute;

    width: 90px;
    height: 90px;

    right: -35px;
    bottom: -35px;

    border-radius: 50%;

    opacity: 0.10;

}


.about-value-card.mission {

    border-top: 4px solid var(--blue);

}


.about-value-card.mission::after {

    background: var(--blue);

}


.about-value-card.vision {

    border-top: 4px solid var(--pink);

}


.about-value-card.vision::after {

    background: var(--pink);

}


.about-value-card.innovation {

    border-top: 4px solid var(--orange);

}


.about-value-card.innovation::after {

    background: var(--orange);

}


.about-value-number {

    color: var(--blue);

    font-size: 11px;

    font-weight: 800;

    letter-spacing: 1px;

    margin-bottom: 17px;

}


.about-value-card.vision
.about-value-number {

    color: var(--pink);

}


.about-value-card.innovation
.about-value-number {

    color: var(--orange);

}


.about-value-card h3 {

    color: var(--dark-blue);

    font-size: 21px;

    margin-bottom: 13px;

}


.about-value-card p {

    position: relative;

    z-index: 2;

    color: var(--muted);

    font-size: 13px;

    line-height: 1.8;

}


/* =========================================================
   REVISION 2.5
   OUR FOCUS
   ========================================================= */

.about-focus-section {

    width: 100%;

    padding-top: 90px;

    padding-bottom: 95px;

    background: var(--light-gray);

}


.about-focus-box {

    position: relative;

    min-height: 390px;

    display: grid;

    grid-template-columns:
        minmax(0, 1fr)
        minmax(300px, 0.65fr);

    align-items: center;

    gap: 50px;

    padding: 55px 60px;

    background:
        linear-gradient(
            135deg,
            var(--white),
            #F2F6FF
        );

    border: 1px solid var(--border);

    border-radius: 20px;

    overflow: hidden;

    box-shadow:
        0 15px 45px rgba(0, 51, 168, 0.07);

}


.about-focus-content {

    position: relative;

    z-index: 3;

}


.about-focus-content h2 {

    max-width: 650px;

    color: var(--dark-blue);

    font-size: clamp(31px, 3.5vw, 46px);

    line-height: 1.2;

    margin-bottom: 17px;

}


.about-focus-content h2 strong {

    color: var(--pink);

}


.about-focus-content > p {

    max-width: 600px;

    color: var(--muted);

    font-size: 14px;

    line-height: 1.8;

    margin-bottom: 24px;

}


/* =========================================================
   FOCUS POINTS
   ========================================================= */

.about-focus-points {

    display: grid;

    grid-template-columns:
        repeat(2, minmax(0, 1fr));

    gap: 12px 25px;

}


.about-focus-points > div {

    display: flex;

    align-items: center;

    gap: 9px;

}


.about-focus-points span {

    width: 22px;
    height: 22px;

    display: flex;

    align-items: center;
    justify-content: center;

    flex-shrink: 0;

    color: var(--white);

    background: var(--blue);

    border-radius: 50%;

    font-size: 11px;

    font-weight: 800;

}


.about-focus-points p {

    color: var(--text);

    font-size: 11px;

    font-weight: 600;

}


/* =========================================================
   FOCUS DECORATION
   ========================================================= */

.about-focus-decoration {

    position: relative;

    min-height: 300px;

    display: flex;

    align-items: center;
    justify-content: center;

}


.about-focus-decoration::before {

    content: "";

    position: absolute;

    width: 300px;
    height: 300px;

    border-radius: 50%;

    background:
        rgba(0, 51, 168, 0.04);

}


.about-focus-decoration::after {

    content: "";

    position: absolute;

    width: 230px;
    height: 230px;

    border-radius: 50%;

    border:
        2px dashed
        rgba(0, 51, 168, 0.13);

    animation:
        focusRotation 22s linear infinite;

}


.focus-circle {

    position: relative;

    width: 160px;
    height: 160px;

    display: flex;

    align-items: center;
    justify-content: center;

    border-radius: 50%;

    background:
        linear-gradient(
            135deg,
            var(--blue),
            var(--dark-blue)
        );

    box-shadow:
        0 20px 45px rgba(0, 51, 168, 0.22);

    z-index: 2;

}


.focus-circle::before {

    content: "";

    position: absolute;

    inset: 10px;

    border-radius: 50%;

    border: 2px solid
        rgba(255, 255, 255, 0.22);

}


.focus-circle span {

    color: var(--white);

    font-size: 30px;

    font-weight: 800;

    letter-spacing: 3px;

}


@keyframes focusRotation {

    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }

}


/* =========================================================
   REVISION 2.6
   ABOUT CTA
   ========================================================= */

.about-cta-section {

    width: 100%;

    padding-top: 65px;

    padding-bottom: 65px;

    background:
        linear-gradient(
            135deg,
            var(--blue),
            var(--dark-blue)
        );

}


.about-cta-content {

    display: flex;

    align-items: center;

    justify-content: space-between;

    gap: 35px;

}


.about-cta-content .section-badge {

    color: var(--yellow);

    background:
        rgba(250, 191, 1, 0.12);

    border-color:
        rgba(250, 191, 1, 0.20);

}


.about-cta-content h2 {

    color: var(--white);

    font-size: clamp(30px, 3.5vw, 44px);

    line-height: 1.2;

    margin-bottom: 11px;

}


.about-cta-content h2 strong {

    color: var(--yellow);

}


.about-cta-content p {

    color:
        rgba(255, 255, 255, 0.72);

    font-size: 13px;

    line-height: 1.7;

}


.about-cta-content .btn-primary {

    color: var(--blue);

    background: var(--white);

    box-shadow: none;

}


.about-cta-content .btn-primary:hover {

    color: var(--dark-blue);

    background: var(--yellow);

}


/* =========================================================
   REVISION 2.7
   ABOUT PAGE - LAPTOP
   ========================================================= */

@media (max-width: 1200px) {

    .about-who-grid {

        gap: 45px;

    }


    .about-approach-grid {

        grid-template-columns:
            repeat(2, minmax(0, 1fr));

    }


    .about-focus-box {

        padding: 45px;

        gap: 35px;

    }

}


/* =========================================================
   REVISION 2.8
   ABOUT PAGE - TABLET
   ========================================================= */

@media (max-width: 900px) {

    .about-page-hero {

        min-height: 330px;

    }


    .about-who-grid {

        grid-template-columns: 1fr;

        gap: 45px;

    }


    .about-who-content {

        text-align: center;

    }


    .about-who-content .section-badge {

        margin-left: auto;
        margin-right: auto;

    }


    .about-who-content h2,
    .about-who-content p {

        margin-left: auto;
        margin-right: auto;

    }


    .about-who-card {

        width: 100%;

        max-width: 560px;

        margin-left: auto;
        margin-right: auto;

    }


    .about-values-grid {

        grid-template-columns:
            repeat(2, minmax(0, 1fr));

    }


    .about-focus-box {

        grid-template-columns: 1fr;

        text-align: center;

        padding: 45px 35px;

    }


    .about-focus-content .section-badge {

        margin-left: auto;
        margin-right: auto;

    }


    .about-focus-content > p {

        margin-left: auto;
        margin-right: auto;

    }


    .about-focus-points {

        max-width: 600px;

        margin-left: auto;
        margin-right: auto;

        text-align: left;

    }


    .about-focus-decoration {

        min-height: 250px;

    }


    .about-cta-content {

        flex-direction: column;

        text-align: center;

    }


    .about-cta-content .section-badge {

        margin-left: auto;
        margin-right: auto;

    }

}


/* =========================================================
   REVISION 2.9
   ABOUT PAGE - MOBILE
   ========================================================= */

@media (max-width: 700px) {

    .about-page-hero-content {

        padding-top: 45px;

        padding-bottom: 45px;

    }


    .about-page-hero-content h1 {

        font-size: 38px;

    }


    .about-page-hero-content p {

        font-size: 13px;

    }


    .about-who-section,
    .about-approach-section,
    .about-values-section,
    .about-focus-section {

        padding-top: 70px;

        padding-bottom: 75px;

    }


    .about-who-card {

        min-height: 360px;

        padding: 25px;

    }


    .about-who-logo {

        width: 230px;
        height: 230px;

    }


    .about-logo-ring {

        width: 190px;
        height: 190px;

    }


    .about-approach-grid {

        grid-template-columns: 1fr;

    }


    .about-values-grid {

        grid-template-columns: 1fr;

    }


    .about-value-card {

        min-height: auto;

    }


    .about-focus-box {

        padding: 38px 24px;

    }


    .about-focus-content h2 {

        font-size: 31px;

    }


    .about-focus-points {

        grid-template-columns: 1fr;

        gap: 12px;

    }


    .about-focus-decoration {

        min-height: 220px;

    }


    .about-focus-decoration::before {

        width: 230px;
        height: 230px;

    }


    .about-focus-decoration::after {

        width: 180px;
        height: 180px;

    }


    .focus-circle {

        width: 125px;
        height: 125px;

    }


    .focus-circle span {

        font-size: 24px;

    }


    .about-cta-section {

        padding-top: 55px;

        padding-bottom: 55px;

    }


    .about-cta-content h2 {

        font-size: 30px;

    }

}


/* =========================================================
   REVISION 2.10
   SMALL MOBILE
   ========================================================= */

@media (max-width: 480px) {

    .about-page-hero {

        min-height: 300px;

    }


    .about-page-hero-content {

        padding-top: 38px;

        padding-bottom: 38px;

    }


    .about-page-hero-content h1 {

        font-size: 33px;

        letter-spacing: -0.5px;

    }


    .about-page-hero-content p {

        font-size: 12px;

        line-height: 1.7;

    }


    .about-who-card {

        min-height: 330px;

        padding: 20px;

    }


    .about-who-logo {

        width: 210px;
        height: 210px;

        margin-bottom: 18px;

    }


    .about-logo-ring {

        width: 175px;
        height: 175px;

    }


    .about-logo-ring::before {

        inset: -9px;

        border-width: 4px;

    }


    .about-logo-ring::after {

        inset: -17px;

    }


    .about-who-card h3 {

        font-size: 17px;

    }


    .about-who-card > p {

        font-size: 10px;

    }


    .about-approach-card {

        padding: 24px 20px;

    }


    .about-value-card {

        padding: 25px 22px;

    }


    .about-focus-box {

        padding: 32px 20px;

    }


    .about-focus-content h2 {

        font-size: 28px;

    }


    .about-focus-content > p {

        font-size: 13px;

    }


    .about-cta-content h2 {

        font-size: 28px;

    }

}


/* =========================================================
   REVISION 2.11
   VERY SMALL MOBILE
   ========================================================= */

@media (max-width: 380px) {

    .about-page-hero-content h1 {

        font-size: 30px;

    }


    .about-who-logo {

        width: 190px;
        height: 190px;

    }


    .about-logo-ring {

        width: 160px;
        height: 160px;

    }


    .about-focus-decoration {

        min-height: 190px;

    }


    .about-focus-decoration::before {

        width: 190px;
        height: 190px;

    }


    .about-focus-decoration::after {

        width: 150px;
        height: 150px;

    }


    .focus-circle {

        width: 105px;
        height: 105px;

    }


    .focus-circle span {

        font-size: 20px;

    }

}


/* =========================================================
   ZST WEBSITE
   REVISION: 3.0
   SECTION: PRODUCTS PAGE
   ========================================================= */


/* =========================================================
   REVISION 3.1
   PRODUCTS HERO
   ========================================================= */

.products-page-hero {

    width: 100%;

    min-height: 350px;

    display: flex;

    align-items: center;

    text-align: center;

    background:
        radial-gradient(
            circle at 15% 50%,
            rgba(226, 1, 59, 0.07),
            transparent 25%
        ),
        radial-gradient(
            circle at 85% 50%,
            rgba(250, 191, 1, 0.09),
            transparent 25%
        ),
        linear-gradient(
            135deg,
            #FFFFFF,
            #F2F7FF
        );

    border-bottom: 1px solid var(--border);

}


.products-page-hero-content {

    width: 100%;

    max-width: 800px;

    margin-left: auto;
    margin-right: auto;

    padding-top: 55px;
    padding-bottom: 55px;

}


.products-page-hero-content h1 {

    color: var(--dark-blue);

    font-size: clamp(40px, 5vw, 60px);

    line-height: 1.1;

    letter-spacing: -1px;

    font-weight: 800;

    margin-bottom: 17px;

}


.products-page-hero-content h1 strong {

    color: var(--pink);

}


.products-page-hero-content p {

    max-width: 680px;

    margin-left: auto;
    margin-right: auto;

    color: var(--muted);

    font-size: 15px;

    line-height: 1.8;

}


/* =========================================================
   REVISION 3.2
   PRODUCT LIST SECTION
   ========================================================= */

.products-page-section {

    width: 100%;

    padding-top: 90px;

    padding-bottom: 95px;

    background: var(--white);

}


.products-page-grid {

    display: grid;

    grid-template-columns:
        repeat(2, minmax(0, 1fr));

    gap: 25px;

}


/* =========================================================
   PRODUCT CARD
   ========================================================= */

.product-page-card {

    min-width: 0;

    display: grid;

    grid-template-columns:
        minmax(220px, 0.85fr)
        minmax(0, 1fr);

    min-height: 320px;

    overflow: hidden;

    background: var(--white);

    border: 1px solid var(--border);

    border-radius: 16px;

    box-shadow:
        0 8px 28px rgba(0, 51, 168, 0.05);

    transition:
        transform 0.3s ease,
        box-shadow 0.3s ease;

}


.product-page-card:hover {

    transform: translateY(-6px);

    box-shadow:
        0 18px 45px rgba(0, 51, 168, 0.11);

}


/* =========================================================
   PRODUCT IMAGE
   ========================================================= */

.product-page-image {

    min-width: 0;

    min-height: 320px;

    display: flex;

    align-items: center;
    justify-content: center;

    padding: 28px;

    background:
        linear-gradient(
            145deg,
            #F7FAFF,
            #EAF2FF
        );

}


.product-page-image img {

    width: 100%;

    height: 100%;

    max-height: 260px;

    object-fit: contain;

    transition:
        transform 0.3s ease;

}


.product-page-card:hover
.product-page-image img {

    transform: scale(1.04);

}


/* =========================================================
   PRODUCT CONTENT
   ========================================================= */

.product-page-content {

    min-width: 0;

    display: flex;

    flex-direction: column;

    align-items: flex-start;

    padding: 28px;

}


.product-status {

    display: inline-flex;

    align-items: center;

    padding: 6px 10px;

    margin-bottom: 13px;

    border-radius: 50px;

    font-size: 9px;

    font-weight: 800;

    letter-spacing: 0.7px;

}


.product-status.available {

    color: #087443;

    background: #EAF8F0;

}


.product-status.coming {

    color: #A96300;

    background: #FFF4DE;

}


.product-status.future {

    color: var(--blue);

    background: var(--light-blue);

}


.product-page-content h2 {

    color: var(--dark-blue);

    font-size: 24px;

    line-height: 1.25;

    margin-bottom: 12px;

}


.product-page-content > p {

    color: var(--muted);

    font-size: 13px;

    line-height: 1.8;

    margin-bottom: 17px;

}


/* =========================================================
   PRODUCT TAGS
   ========================================================= */

.product-page-content .product-tags {

    margin-bottom: 20px;

}


.product-page-content .btn {

    margin-top: auto;

}


/* =========================================================
   REVISION 3.3
   DEVELOPMENT SECTION
   ========================================================= */

.products-development-section {

    width: 100%;

    padding-top: 10px;

    padding-bottom: 95px;

    background: var(--white);

}


.products-development-box {

    position: relative;

    display: grid;

    grid-template-columns:
        auto minmax(0, 1fr) auto;

    align-items: center;

    gap: 25px;

    padding: 30px 35px;

    background:
        linear-gradient(
            135deg,
            #F7FAFF,
            #EEF4FF
        );

    border: 1px solid var(--border);

    border-radius: 16px;

}


.products-development-icon {

    width: 58px;
    height: 58px;

    display: flex;

    align-items: center;
    justify-content: center;

    flex-shrink: 0;

    background: var(--white);

    border-radius: 14px;

    font-size: 26px;

    box-shadow:
        0 8px 20px rgba(0, 51, 168, 0.08);

}


.products-development-content {

    min-width: 0;

}


.products-development-content .section-badge {

    margin-bottom: 8px;

}


.products-development-content h2 {

    color: var(--dark-blue);

    font-size: 25px;

    line-height: 1.25;

    margin-bottom: 6px;

}


.products-development-content h2 strong {

    color: var(--pink);

}


.products-development-content p {

    color: var(--muted);

    font-size: 12px;

    line-height: 1.7;

}


/* =========================================================
   REVISION 3.4
   PRODUCTS CTA
   ========================================================= */

.products-cta-section {

    width: 100%;

    padding-top: 65px;

    padding-bottom: 65px;

    background:
        linear-gradient(
            135deg,
            var(--blue),
            var(--dark-blue)
        );

}


.products-cta-content {

    display: flex;

    align-items: center;

    justify-content: space-between;

    gap: 35px;

}


.products-cta-content .section-badge {

    color: var(--yellow);

    background:
        rgba(250, 191, 1, 0.12);

    border-color:
        rgba(250, 191, 1, 0.20);

}


.products-cta-content h2 {

    color: var(--white);

    font-size: clamp(30px, 3.5vw, 44px);

    line-height: 1.2;

    margin-bottom: 10px;

}


.products-cta-content h2 strong {

    color: var(--yellow);

}


.products-cta-content p {

    color:
        rgba(255, 255, 255, 0.72);

    font-size: 13px;

    line-height: 1.7;

}


/* =========================================================
   CTA BUTTON
   ========================================================= */

.products-cta-content .btn-primary {

    color: var(--blue);

    background: var(--white);

    box-shadow: none;

}


.products-cta-content .btn-primary:hover {

    color: var(--dark-blue);

    background: var(--yellow);

}


/* =========================================================
   REVISION 3.5
   LAPTOP
   ========================================================= */

@media (max-width: 1100px) {

    .products-page-grid {

        grid-template-columns: 1fr;

        max-width: 850px;

        margin-left: auto;
        margin-right: auto;

    }


    .product-page-card {

        grid-template-columns:
            minmax(260px, 0.85fr)
            minmax(0, 1fr);

    }

}


/* =========================================================
   REVISION 3.6
   TABLET
   ========================================================= */

@media (max-width: 900px) {

    .products-page-hero {

        min-height: 320px;

    }


    .products-page-section {

        padding-top: 75px;

        padding-bottom: 80px;

    }


    .product-page-card {

        grid-template-columns: 1fr;

    }


    .product-page-image {

        min-height: 270px;

        height: 270px;

    }


    .product-page-image img {

        max-height: 220px;

    }


    .product-page-content {

        padding: 25px;

    }


    .products-development-box {

        grid-template-columns: 1fr;

        text-align: center;

        justify-items: center;

    }


    .products-development-content p {

        max-width: 600px;

        margin-left: auto;
        margin-right: auto;

    }


    .products-cta-content {

        flex-direction: column;

        text-align: center;

    }


    .products-cta-content .section-badge {

        margin-left: auto;
        margin-right: auto;

    }


    .products-cta-content p {

        max-width: 600px;

        margin-left: auto;
        margin-right: auto;

    }

}


/* =========================================================
   REVISION 3.7
   MOBILE
   ========================================================= */

@media (max-width: 700px) {

    .products-page-hero-content {

        padding-top: 45px;

        padding-bottom: 45px;

    }


    .products-page-hero-content h1 {

        font-size: 38px;

    }


    .products-page-hero-content p {

        font-size: 13px;

    }


    .products-page-section {

        padding-top: 65px;

        padding-bottom: 70px;

    }


    .product-page-image {

        height: 240px;

        min-height: 240px;

        padding: 25px;

    }


    .product-page-image img {

        max-height: 195px;

    }


    .product-page-content {

        padding: 23px;

    }


    .product-page-content h2 {

        font-size: 22px;

    }


    .product-page-content > p {

        font-size: 12px;

    }


    .products-development-section {

        padding-bottom: 70px;

    }


    .products-development-box {

        padding: 30px 22px;

    }


    .products-development-content h2 {

        font-size: 23px;

    }


    .products-cta-section {

        padding-top: 55px;

        padding-bottom: 55px;

    }


    .products-cta-content h2 {

        font-size: 29px;

    }

}


/* =========================================================
   REVISION 3.8
   SMALL MOBILE
   ========================================================= */

@media (max-width: 480px) {

    .products-page-hero-content h1 {

        font-size: 33px;

    }


    .products-page-hero-content p {

        font-size: 12px;

    }


    .product-page-image {

        height: 215px;

        min-height: 215px;

    }


    .product-page-image img {

        max-height: 175px;

    }


    .product-page-content {

        padding: 20px;

    }


    .product-page-content h2 {

        font-size: 20px;

    }


    .product-page-content .btn {

        width: 100%;

    }


    .products-development-box {

        padding: 27px 18px;

    }


    .products-cta-content h2 {

        font-size: 27px;

    }

}


/* =========================================================
   REVISION 3.9
   VERY SMALL MOBILE
   ========================================================= */

@media (max-width: 380px) {

    .products-page-hero-content h1 {

        font-size: 30px;

    }


    .product-page-image {

        height: 195px;

        min-height: 195px;

    }


    .product-page-image img {

        max-height: 155px;

    }


    .product-page-content {

        padding: 18px;

    }

}

/* =========================================================
   ZST WEBSITE
   REVISION 4.0
   PRODUCT DETAIL PAGES
   KataPro / Generic Product Detail
   ========================================================= */

/* ---------------------------------------------------------
   4.1 PRODUCT DETAIL HERO
   --------------------------------------------------------- */

.product-detail-hero {
    position: relative;
    overflow: hidden;
    padding: 90px 0 80px;
    background:
        radial-gradient(circle at 85% 20%, rgba(226, 1, 59, 0.08), transparent 28%),
        radial-gradient(circle at 10% 80%, rgba(0, 51, 168, 0.10), transparent 32%),
        #ffffff;
}

.product-detail-hero::before {
    content: "";
    position: absolute;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: rgba(250, 191, 1, 0.07);
    top: -220px;
    right: -160px;
    pointer-events: none;
}

.product-detail-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 70px;
    align-items: center;
}

.product-detail-content {
    max-width: 650px;
}

.product-detail-content h1 {
    margin: 18px 0 20px;
    color: var(--dark-blue, #062B7A);
    font-size: clamp(38px, 5vw, 64px);
    line-height: 1.08;
    font-weight: 800;
    letter-spacing: -1.5px;
}

.product-detail-content h1 span {
    color: var(--primary-blue, #0033A8);
}

.product-detail-content p {
    margin: 0 0 28px;
    max-width: 620px;
    color: var(--text-color, #1F2937);
    font-size: 18px;
    line-height: 1.8;
}

.product-detail-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.product-detail-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.product-detail-image::before {
    content: "";
    position: absolute;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: linear-gradient(
        135deg,
        rgba(0, 51, 168, 0.08),
        rgba(226, 1, 59, 0.07),
        rgba(250, 191, 1, 0.07)
    );
    z-index: 0;
}

.product-detail-image img {
    position: relative;
    z-index: 1;
    display: block;
    width: min(100%, 500px);
    max-height: 430px;
    object-fit: contain;
    filter: drop-shadow(0 25px 40px rgba(0, 0, 0, 0.12));
}


/* ---------------------------------------------------------
   4.2 PRODUCT BADGE
   --------------------------------------------------------- */

.product-detail-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border-radius: 999px;
    background: var(--light-blue, #EAF2FF);
    color: var(--primary-blue, #0033A8);
    border: 1px solid rgba(0, 51, 168, 0.10);
    font-size: 13px;
    font-weight: 700;
}


/* ---------------------------------------------------------
   4.3 PRODUCT INFORMATION
   --------------------------------------------------------- */

.product-info-section {
    padding: 90px 0;
    background: var(--light-gray, #F5F7FA);
}

.product-info-header {
    max-width: 760px;
    margin: 0 auto 45px;
    text-align: center;
}

.product-info-header h2 {
    margin: 12px 0 15px;
    color: var(--dark-blue, #062B7A);
    font-size: clamp(30px, 4vw, 44px);
    line-height: 1.2;
    font-weight: 800;
}

.product-info-header p {
    margin: 0;
    color: var(--muted-color, #6B7280);
    font-size: 16px;
    line-height: 1.8;
}

.product-info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.product-info-card {
    height: 100%;
    padding: 30px 26px;
    background: #ffffff;
    border: 1px solid var(--border-color, #D9E0EA);
    border-radius: 18px;
    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease,
        border-color 0.25s ease;
}

.product-info-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 51, 168, 0.20);
    box-shadow: 0 18px 40px rgba(6, 43, 122, 0.10);
}

.product-info-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    border-radius: 14px;
    background: var(--light-blue, #EAF2FF);
    color: var(--primary-blue, #0033A8);
    font-size: 23px;
    font-weight: 800;
}

.product-info-card:nth-child(2) .product-info-icon {
    background: rgba(226, 1, 59, 0.08);
    color: var(--primary-pink, #E2013B);
}

.product-info-card:nth-child(3) .product-info-icon {
    background: rgba(250, 191, 1, 0.14);
    color: #B78300;
}

.product-info-card h3 {
    margin: 0 0 10px;
    color: var(--dark-blue, #062B7A);
    font-size: 20px;
    line-height: 1.3;
}

.product-info-card p {
    margin: 0;
    color: var(--muted-color, #6B7280);
    font-size: 15px;
    line-height: 1.75;
}


/* ---------------------------------------------------------
   4.4 PRODUCT FEATURES
   --------------------------------------------------------- */

.product-features-section {
    padding: 90px 0;
    background: #ffffff;
}

.product-features-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 70px;
    align-items: center;
}

.product-features-content h2 {
    margin: 12px 0 18px;
    color: var(--dark-blue, #062B7A);
    font-size: clamp(30px, 4vw, 44px);
    line-height: 1.2;
    font-weight: 800;
}

.product-features-content > p {
    margin: 0 0 28px;
    color: var(--muted-color, #6B7280);
    font-size: 16px;
    line-height: 1.8;
}

.product-feature-list {
    display: grid;
    gap: 15px;
}

.product-feature-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 16px 18px;
    background: var(--light-gray, #F5F7FA);
    border: 1px solid var(--border-color, #D9E0EA);
    border-radius: 12px;
}

.product-feature-check {
    flex: 0 0 28px;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--primary-blue, #0033A8);
    color: #ffffff;
    font-size: 13px;
    font-weight: 800;
}

.product-feature-item strong {
    display: block;
    margin-bottom: 3px;
    color: var(--dark-blue, #062B7A);
    font-size: 15px;
}

.product-feature-item span {
    color: var(--muted-color, #6B7280);
    font-size: 14px;
    line-height: 1.6;
}

.product-features-visual {
    display: flex;
    justify-content: center;
}

.product-features-visual img {
    width: min(100%, 560px);
    max-height: 500px;
    object-fit: contain;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(6, 43, 122, 0.12);
}


/* ---------------------------------------------------------
   4.5 SCREENSHOTS
   --------------------------------------------------------- */

.product-screenshots-section {
    padding: 90px 0;
    background: var(--light-gray, #F5F7FA);
}

.product-screenshots-header {
    max-width: 760px;
    margin: 0 auto 45px;
    text-align: center;
}

.product-screenshots-header h2 {
    margin: 12px 0 14px;
    color: var(--dark-blue, #062B7A);
    font-size: clamp(30px, 4vw, 44px);
    line-height: 1.2;
}

.product-screenshots-header p {
    margin: 0;
    color: var(--muted-color, #6B7280);
    line-height: 1.8;
}

.product-screenshots-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.product-screenshot-card {
    overflow: hidden;
    background: #ffffff;
    border: 1px solid var(--border-color, #D9E0EA);
    border-radius: 18px;
    box-shadow: 0 10px 30px rgba(6, 43, 122, 0.06);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.product-screenshot-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 18px 40px rgba(6, 43, 122, 0.12);
}

.product-screenshot-card img {
    display: block;
    width: 100%;
    height: 280px;
    object-fit: cover;
}

.product-screenshot-card-content {
    padding: 18px 20px 20px;
}

.product-screenshot-card-content h3 {
    margin: 0;
    color: var(--dark-blue, #062B7A);
    font-size: 17px;
}


/* ---------------------------------------------------------
   4.6 PRODUCT CTA
   --------------------------------------------------------- */

.product-detail-cta {
    padding: 80px 0;
    background:
        linear-gradient(
            135deg,
            #0033A8 0%,
            #062B7A 60%,
            #041D52 100%
        );
}

.product-detail-cta-box {
    max-width: 850px;
    margin: 0 auto;
    text-align: center;
}

.product-detail-cta-box h2 {
    margin: 0 0 16px;
    color: #ffffff;
    font-size: clamp(30px, 4vw, 46px);
    line-height: 1.2;
}

.product-detail-cta-box p {
    max-width: 650px;
    margin: 0 auto 28px;
    color: rgba(255, 255, 255, 0.82);
    font-size: 16px;
    line-height: 1.8;
}

.product-detail-cta-box .btn-primary {
    background: #ffffff;
    color: var(--primary-blue, #0033A8);
}

.product-detail-cta-box .btn-primary:hover {
    background: #F5F7FA;
}


/* ---------------------------------------------------------
   4.7 PRODUCT DETAIL RESPONSIVE
   --------------------------------------------------------- */

@media (max-width: 1100px) {

    .product-detail-grid {
        grid-template-columns: 1fr 0.85fr;
        gap: 45px;
    }

    .product-info-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .product-features-grid {
        gap: 45px;
    }

    .product-screenshots-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}


@media (max-width: 900px) {

    .product-detail-hero {
        padding: 70px 0;
    }

    .product-detail-grid {
        grid-template-columns: 1fr;
        gap: 45px;
        text-align: center;
    }

    .product-detail-content {
        max-width: 750px;
        margin: 0 auto;
    }

    .product-detail-content p {
        margin-left: auto;
        margin-right: auto;
    }

    .product-detail-buttons {
        justify-content: center;
    }

    .product-detail-image {
        order: -1;
    }

    .product-detail-image img {
        width: min(100%, 430px);
    }

    .product-features-grid {
        grid-template-columns: 1fr;
        gap: 45px;
    }

    .product-features-content {
        max-width: 750px;
        margin: 0 auto;
    }

    .product-features-visual {
        order: -1;
    }
}


@media (max-width: 700px) {

    .product-detail-hero,
    .product-info-section,
    .product-features-section,
    .product-screenshots-section {
        padding: 65px 0;
    }

    .product-detail-content h1 {
        font-size: 40px;
    }

    .product-detail-content p {
        font-size: 16px;
    }

    .product-info-grid {
        grid-template-columns: 1fr;
    }

    .product-screenshots-grid {
        grid-template-columns: 1fr;
    }

    .product-screenshot-card img {
        height: auto;
        max-height: 450px;
        object-fit: contain;
    }

    .product-detail-cta {
        padding: 65px 0;
    }
}


@media (max-width: 480px) {

    .product-detail-content h1 {
        font-size: 34px;
        letter-spacing: -0.8px;
    }

    .product-detail-buttons {
        flex-direction: column;
        width: 100%;
    }

    .product-detail-buttons .btn-primary,
    .product-detail-buttons .btn-secondary {
        width: 100%;
        justify-content: center;
    }

    .product-detail-image::before {
        width: 280px;
        height: 280px;
    }

    .product-info-card {
        padding: 24px 20px;
    }

    .product-feature-item {
        padding: 14px;
    }

    .product-detail-cta-box h2 {
        font-size: 31px;
    }
}

 /* =========================================================
   REVISION 10.0
   GLOBAL NAVIGATION FIX
   Applies to every page
   ========================================================= */

.site-header {
    width: 100%;
    background: #ffffff;
    border-bottom: 1px solid #d9e0ea;
    position: relative;
    z-index: 1000;
}

.header-inner {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.brand-logo {
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
    text-decoration: none;
}

.brand-logo img {
    width: 155px;
    height: auto;
    display: block;
}

.desktop-navigation {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
}

.desktop-navigation a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0 17px;
    border-radius: 8px;
    color: #1f2937;
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    transition: all 0.25s ease;
}

.desktop-navigation a:hover {
    color: #0033a8;
    background: #eaf2ff;
}

.desktop-navigation a.active {
    color: #ffffff;
    background: #0033a8;
}

.mobile-menu-button {
    display: none;
    width: 44px;
    height: 44px;
    padding: 8px;
    border: 1px solid #d9e0ea;
    border-radius: 8px;
    background: #ffffff;
    cursor: pointer;
}

.mobile-menu-button span {
    display: block;
    width: 24px;
    height: 2px;
    margin: 5px auto;
    background: #0033a8;
    border-radius: 2px;
}

.mobile-navigation {
    display: none;
    position: relative;
    z-index: 999;
    background: #ffffff;
    border-bottom: 1px solid #d9e0ea;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
}

.mobile-navigation-inner {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
    padding: 12px 0 18px;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.mobile-navigation a {
    display: flex;
    align-items: center;
    min-height: 46px;
    padding: 0 15px;
    border-radius: 8px;
    color: #1f2937;
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
}

.mobile-navigation a:hover,
.mobile-navigation a.active {
    color: #0033a8;
    background: #eaf2ff;
}

@media (max-width: 900px) {

    .desktop-navigation {
        display: none;
    }

    .mobile-menu-button {
        display: block;
    }

    .mobile-navigation.open {
        display: block;
    }

    .header-inner {
        min-height: 70px;
    }

    .brand-logo img {
        width: 140px;
    }
}

@media (max-width: 480px) {

    .header-inner {
        min-height: 64px;
    }

    .brand-logo img {
        width: 125px;
    }

    .mobile-menu-button {
        width: 42px;
        height: 42px;
    }

}

/* =========================================================
   ZST WEBSITE
   REVISION 6.0
   CONTACT PAGE
   ========================================================= */


/* ---------------------------------------------------------
   6.1 CONTACT HERO
   --------------------------------------------------------- */

.contact-page-hero {
    position: relative;
    overflow: hidden;
    padding: 90px 0 80px;
    background:
        radial-gradient(
            circle at 85% 20%,
            rgba(226, 1, 59, 0.08),
            transparent 28%
        ),
        radial-gradient(
            circle at 10% 80%,
            rgba(0, 51, 168, 0.10),
            transparent 32%
        ),
        #ffffff;
}

.contact-page-hero::before {
    content: "";
    position: absolute;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    top: -220px;
    right: -160px;
    background: rgba(250, 191, 1, 0.07);
}

.contact-page-hero-content {
    position: relative;
    z-index: 1;
    max-width: 850px;
    margin: 0 auto;
    text-align: center;
}

.contact-page-hero-content h1 {
    margin: 18px 0 20px;
    color: var(--dark-blue, #062B7A);
    font-size: clamp(40px, 5vw, 62px);
    line-height: 1.08;
    font-weight: 800;
    letter-spacing: -1.4px;
}

.contact-page-hero-content h1 span {
    display: block;
    color: var(--primary-blue, #0033A8);
}

.contact-page-hero-content p {
    max-width: 680px;
    margin: 0 auto;
    color: var(--muted-color, #6B7280);
    font-size: 18px;
    line-height: 1.8;
}


/* ---------------------------------------------------------
   6.2 CONTACT MAIN
   --------------------------------------------------------- */

.contact-main-section {
    padding: 90px 0;
    background: var(--light-gray, #F5F7FA);
}

.contact-main-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 65px;
    align-items: start;
}

.contact-information {
    padding-top: 8px;
}

.contact-information h2 {
    margin: 16px 0 16px;
    color: var(--dark-blue, #062B7A);
    font-size: clamp(30px, 4vw, 43px);
    line-height: 1.2;
    font-weight: 800;
}

.contact-information h2 span {
    display: block;
    color: var(--primary-blue, #0033A8);
}

.contact-information > p {
    margin: 0 0 30px;
    max-width: 550px;
    color: var(--muted-color, #6B7280);
    font-size: 16px;
    line-height: 1.8;
}

.contact-info-list {
    display: grid;
    gap: 13px;
}

.contact-info-card {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 16px;
    background: #ffffff;
    border: 1px solid var(--border-color, #D9E0EA);
    border-radius: 14px;
    text-decoration: none;
    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease,
        border-color 0.25s ease;
}

.contact-info-card:hover {
    transform: translateX(4px);
    border-color: rgba(0, 51, 168, 0.20);
    box-shadow: 0 12px 30px rgba(6, 43, 122, 0.08);
}

.contact-info-icon {
    flex: 0 0 46px;
    width: 46px;
    height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 800;
}

.whatsapp-icon {
    background: rgba(37, 211, 102, 0.10);
    color: #128C45;
}

.phone-icon {
    background: var(--light-blue, #EAF2FF);
    color: var(--primary-blue, #0033A8);
    font-size: 20px;
}

.email-icon {
    background: rgba(226, 1, 59, 0.08);
    color: var(--primary-pink, #E2013B);
    font-size: 20px;
}

.support-icon {
    background: rgba(255, 101, 0, 0.10);
    color: var(--primary-orange, #FF6500);
}

.contact-info-card strong {
    display: block;
    margin-bottom: 3px;
    color: var(--dark-blue, #062B7A);
    font-size: 15px;
}

.contact-info-card span {
    display: block;
    color: var(--muted-color, #6B7280);
    font-size: 14px;
}


/* ---------------------------------------------------------
   6.3 CONTACT FORM
   --------------------------------------------------------- */

.contact-form-wrapper {
    padding: 34px;
    background: #ffffff;
    border: 1px solid var(--border-color, #D9E0EA);
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(6, 43, 122, 0.07);
}

.contact-form-header {
    margin-bottom: 25px;
}

.contact-form-header h2 {
    margin: 0 0 8px;
    color: var(--dark-blue, #062B7A);
    font-size: 27px;
}

.contact-form-header p {
    margin: 0;
    color: var(--muted-color, #6B7280);
    font-size: 14px;
    line-height: 1.7;
}

.contact-form {
    display: grid;
    gap: 18px;
}

.contact-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.form-group label {
    color: var(--dark-blue, #062B7A);
    font-size: 14px;
    font-weight: 700;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 13px 14px;
    border: 1px solid var(--border-color, #D9E0EA);
    border-radius: 10px;
    background: #ffffff;
    color: var(--text-color, #1F2937);
    font-family: inherit;
    font-size: 14px;
    outline: none;
    transition:
        border-color 0.2s ease,
        box-shadow 0.2s ease;
    box-sizing: border-box;
}

.form-group input {
    height: 48px;
}

.form-group textarea {
    min-height: 145px;
    resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #9CA3AF;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-blue, #0033A8);
    box-shadow: 0 0 0 3px rgba(0, 51, 168, 0.08);
}

.contact-submit-button {
    width: 100%;
    min-height: 50px;
    padding: 13px 20px;
    border: 0;
    border-radius: 10px;
    background: var(--primary-blue, #0033A8);
    color: #ffffff;
    font-family: inherit;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition:
        transform 0.2s ease,
        box-shadow 0.2s ease,
        background 0.2s ease;
}

.contact-submit-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 51, 168, 0.20);
    background: #062B7A;
}

.contact-form-message {
    display: none;
    padding: 12px 14px;
    border-radius: 9px;
    font-size: 14px;
    line-height: 1.5;
}

.contact-form-message.show {
    display: block;
}


/* ---------------------------------------------------------
   6.4 QUICK CONTACT
   --------------------------------------------------------- */

.contact-quick-section {
    padding: 70px 0;
    background: #ffffff;
}

.contact-quick-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 35px;
    padding: 40px;
    border-radius: 22px;
    background:
        linear-gradient(
            135deg,
            #EAF2FF 0%,
            #F8FAFF 55%,
            #FFF8F3 100%
        );
    border: 1px solid var(--border-color, #D9E0EA);
}

.contact-quick-content h2 {
    margin: 14px 0 8px;
    color: var(--dark-blue, #062B7A);
    font-size: 30px;
}

.contact-quick-content p {
    margin: 0;
    color: var(--muted-color, #6B7280);
    font-size: 15px;
    line-height: 1.7;
}

.contact-quick-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    flex-shrink: 0;
}

.quick-whatsapp-button,
.quick-phone-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 125px;
    padding: 13px 20px;
    border-radius: 9px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 700;
    transition:
        transform 0.2s ease,
        box-shadow 0.2s ease;
}

.quick-whatsapp-button {
    background: #128C45;
    color: #ffffff;
}

.quick-phone-button {
    background: var(--primary-blue, #0033A8);
    color: #ffffff;
}

.quick-whatsapp-button:hover,
.quick-phone-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.12);
}


/* ---------------------------------------------------------
   6.5 SUPPORT
   --------------------------------------------------------- */

.contact-support-section {
    padding: 85px 0;
    background: var(--light-gray, #F5F7FA);
}

.contact-support-heading {
    max-width: 720px;
    margin: 0 auto 35px;
    text-align: center;
}

.contact-support-heading h2 {
    margin: 14px 0;
    color: var(--dark-blue, #062B7A);
    font-size: clamp(30px, 4vw, 42px);
}

.contact-support-heading h2 span {
    color: var(--primary-blue, #0033A8);
}

.contact-support-heading p {
    margin: 0;
    color: var(--muted-color, #6B7280);
    font-size: 15px;
    line-height: 1.8;
}

.contact-support-card {
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 25px;
    background: #ffffff;
    border: 1px solid var(--border-color, #D9E0EA);
    border-radius: 16px;
}

.contact-support-icon {
    flex: 0 0 55px;
    width: 55px;
    height: 55px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 15px;
    background: rgba(255, 101, 0, 0.10);
    color: var(--primary-orange, #FF6500);
    font-size: 18px;
    font-weight: 800;
}

.contact-support-text h3 {
    margin: 0 0 7px;
    color: var(--dark-blue, #062B7A);
    font-size: 18px;
}

.contact-support-text p {
    margin: 0 0 5px;
    color: var(--muted-color, #6B7280);
    font-size: 14px;
    line-height: 1.6;
}

.contact-support-text a {
    color: var(--primary-blue, #0033A8);
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
}

.contact-support-text a:hover {
    text-decoration: underline;
}


/* ---------------------------------------------------------
   6.6 FINAL CTA
   --------------------------------------------------------- */

.contact-final-cta {
    padding: 85px 0;
    background:
        linear-gradient(
            135deg,
            #0033A8 0%,
            #062B7A 60%,
            #041D52 100%
        );
}

.contact-final-cta-box {
    max-width: 820px;
    margin: 0 auto;
    text-align: center;
}

.contact-final-cta-box h2 {
    margin: 0 0 17px;
    color: #ffffff;
    font-size: clamp(30px, 4vw, 46px);
    line-height: 1.2;
}

.contact-final-cta-box h2 span {
    display: block;
}

.contact-final-cta-box p {
    max-width: 650px;
    margin: 0 auto 28px;
    color: rgba(255, 255, 255, 0.82);
    font-size: 16px;
    line-height: 1.8;
}

.contact-final-cta-box .btn-primary {
    background: #ffffff;
    color: #0033A8;
}

.contact-final-cta-box .btn-primary:hover {
    background: #F5F7FA;
}


/* ---------------------------------------------------------
   6.7 RESPONSIVE
   --------------------------------------------------------- */

@media (max-width: 1000px) {

    .contact-main-grid {
        grid-template-columns: 1fr;
        gap: 45px;
    }

    .contact-information {
        max-width: 750px;
        margin: 0 auto;
        width: 100%;
    }

    .contact-form-wrapper {
        max-width: 750px;
        width: 100%;
        margin: 0 auto;
        box-sizing: border-box;
    }

}


@media (max-width: 800px) {

    .contact-quick-box {
        flex-direction: column;
        align-items: flex-start;
        padding: 32px;
    }

}


@media (max-width: 700px) {

    .contact-page-hero,
    .contact-main-section,
    .contact-support-section {
        padding: 65px 0;
    }

    .contact-page-hero-content h1 {
        font-size: 40px;
    }

    .contact-page-hero-content p {
        font-size: 16px;
    }

    .contact-form-row {
        grid-template-columns: 1fr;
    }

    .contact-form-wrapper {
        padding: 26px 22px;
    }

    .contact-quick-section {
        padding: 60px 0;
    }

    .contact-quick-buttons {
        width: 100%;
    }

    .quick-whatsapp-button,
    .quick-phone-button {
        flex: 1;
    }

}


@media (max-width: 480px) {

    .contact-page-hero-content h1 {
        font-size: 34px;
        letter-spacing: -0.8px;
    }

    .contact-information h2 {
        font-size: 31px;
    }

    .contact-info-card {
        padding: 14px;
    }

    .contact-info-icon {
        flex-basis: 42px;
        width: 42px;
        height: 42px;
    }

    .contact-form-wrapper {
        padding: 23px 17px;
        border-radius: 16px;
    }

    .contact-quick-box {
        padding: 25px 20px;
    }

    .contact-quick-buttons {
        flex-direction: column;
    }

    .quick-whatsapp-button,
    .quick-phone-button {
        width: 100%;
    }

    .contact-support-card {
        align-items: flex-start;
        padding: 20px;
    }

}

/* =========================================================
   ZST WEBSITE
   REVISION 7.0
   MOBILE MENU BEHAVIOR
   ========================================================= */


/* ---------------------------------------------------------
   7.1 MOBILE MENU BUTTON
   --------------------------------------------------------- */

.mobile-menu-button {
    position: relative;
    width: 44px;
    height: 44px;
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
    padding: 0;
    border: 1px solid var(--border-color, #D9E0EA);
    border-radius: 9px;
    background: #ffffff;
    cursor: pointer;
}

.mobile-menu-button span {
    display: block;
    width: 20px;
    height: 2px;
    border-radius: 5px;
    background: var(--dark-blue, #062B7A);
    transition:
        transform 0.25s ease,
        opacity 0.25s ease;
}


/* ---------------------------------------------------------
   7.2 ACTIVE HAMBURGER
   --------------------------------------------------------- */

.mobile-menu-button.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.mobile-menu-button.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-button.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}


/* ---------------------------------------------------------
   7.3 MOBILE NAVIGATION
   --------------------------------------------------------- */

.mobile-navigation {
    display: none;
    position: relative;
    z-index: 999;
    padding: 12px 20px 20px;
    background: #ffffff;
    border-bottom: 1px solid var(--border-color, #D9E0EA);
    box-shadow: 0 12px 25px rgba(6, 43, 122, 0.08);
}

.mobile-navigation.show {
    display: block;
}

.mobile-navigation a {
    display: block;
    padding: 13px 12px;
    color: var(--dark-blue, #062B7A);
    border-radius: 8px;
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
}

.mobile-navigation a:hover,
.mobile-navigation a.active {
    background: var(--light-blue, #EAF2FF);
    color: var(--primary-blue, #0033A8);
}

.mobile-navigation .mobile-navigation-button {
    margin-top: 8px;
    background: var(--primary-blue, #0033A8);
    color: #ffffff;
    text-align: center;
}

.mobile-navigation .mobile-navigation-button:hover {
    background: var(--dark-blue, #062B7A);
    color: #ffffff;
}


/* ---------------------------------------------------------
   7.4 MOBILE HEADER
   --------------------------------------------------------- */

@media (max-width: 900px) {

    .mobile-menu-button {
        display: flex;
    }

    .header-contact-button {
        display: none;
    }

}


/* =========================================================
   ZST WEBSITE
   REVISION 5.0
   SERVICES PAGE
   ========================================================= */


/* ---------------------------------------------------------
   5.1 SERVICES PAGE HERO
   --------------------------------------------------------- */

.services-page-hero {
    position: relative;
    overflow: hidden;
    padding: 95px 0 90px;
    background:
        radial-gradient(
            circle at 85% 20%,
            rgba(226, 1, 59, 0.08),
            transparent 28%
        ),
        radial-gradient(
            circle at 10% 80%,
            rgba(0, 51, 168, 0.10),
            transparent 32%
        ),
        #ffffff;
}

.services-page-hero::before {
    content: "";
    position: absolute;
    width: 430px;
    height: 430px;
    border-radius: 50%;
    top: -240px;
    right: -170px;
    background: rgba(250, 191, 1, 0.07);
}

.services-page-hero-content {
    position: relative;
    z-index: 1;
    max-width: 850px;
    margin: 0 auto;
    text-align: center;
}

.services-page-hero-content h1 {
    margin: 18px 0 20px;
    color: var(--dark-blue, #062B7A);
    font-size: clamp(40px, 5vw, 64px);
    line-height: 1.08;
    font-weight: 800;
    letter-spacing: -1.5px;
}

.services-page-hero-content h1 span {
    display: block;
    color: var(--primary-blue, #0033A8);
}

.services-page-hero-content p {
    max-width: 700px;
    margin: 0 auto 30px;
    color: var(--muted-color, #6B7280);
    font-size: 18px;
    line-height: 1.8;
}

.services-page-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 14px;
}


/* ---------------------------------------------------------
   5.2 SERVICES MAIN
   --------------------------------------------------------- */

.services-main-section {
    padding: 90px 0;
    background: var(--light-gray, #F5F7FA);
}

.services-section-heading {
    max-width: 760px;
    margin: 0 auto 48px;
    text-align: center;
}

.services-section-heading h2 {
    margin: 12px 0 15px;
    color: var(--dark-blue, #062B7A);
    font-size: clamp(30px, 4vw, 44px);
    line-height: 1.2;
    font-weight: 800;
}

.services-section-heading h2 span {
    color: var(--primary-blue, #0033A8);
}

.services-section-heading p {
    margin: 0;
    color: var(--muted-color, #6B7280);
    font-size: 16px;
    line-height: 1.8;
}

.services-main-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-main-card {
    position: relative;
    height: 100%;
    padding: 30px 27px;
    background: #ffffff;
    border: 1px solid var(--border-color, #D9E0EA);
    border-radius: 18px;
    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease,
        border-color 0.25s ease;
}

.service-main-card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 20px;
    bottom: 20px;
    width: 3px;
    border-radius: 5px;
    background: var(--primary-blue, #0033A8);
    opacity: 0;
    transition: opacity 0.25s ease;
}

.service-main-card:hover {
    transform: translateY(-6px);
    border-color: rgba(0, 51, 168, 0.18);
    box-shadow: 0 18px 40px rgba(6, 43, 122, 0.10);
}

.service-main-card:hover::before {
    opacity: 1;
}

.service-main-card:nth-child(2)::before {
    background: var(--primary-pink, #E2013B);
}

.service-main-card:nth-child(3)::before {
    background: var(--primary-orange, #FF6500);
}

.service-main-card:nth-child(4)::before {
    background: var(--primary-yellow, #FABF01);
}

.service-main-card:nth-child(5)::before {
    background: var(--primary-blue, #0033A8);
}

.service-main-card:nth-child(6)::before {
    background: var(--primary-pink, #E2013B);
}

.service-main-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    border-radius: 14px;
    background: var(--light-blue, #EAF2FF);
    color: var(--primary-blue, #0033A8);
    font-size: 14px;
    font-weight: 800;
}

.service-main-card:nth-child(2) .service-main-icon {
    background: rgba(226, 1, 59, 0.08);
    color: var(--primary-pink, #E2013B);
}

.service-main-card:nth-child(3) .service-main-icon {
    background: rgba(255, 101, 0, 0.09);
    color: var(--primary-orange, #FF6500);
}

.service-main-card:nth-child(4) .service-main-icon {
    background: rgba(250, 191, 1, 0.14);
    color: #A87800;
}

.service-main-card h3 {
    margin: 0 0 10px;
    color: var(--dark-blue, #062B7A);
    font-size: 20px;
    line-height: 1.3;
}

.service-main-card > p {
    margin: 0 0 20px;
    color: var(--muted-color, #6B7280);
    font-size: 15px;
    line-height: 1.75;
}

.service-main-card ul {
    display: grid;
    gap: 9px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.service-main-card li {
    position: relative;
    padding-left: 21px;
    color: var(--text-color, #1F2937);
    font-size: 14px;
    line-height: 1.6;
}

.service-main-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0;
    color: var(--primary-blue, #0033A8);
    font-weight: 800;
}


/* ---------------------------------------------------------
   5.3 PROCESS
   --------------------------------------------------------- */

.services-process-section {
    padding: 90px 0;
    background: #ffffff;
}

.services-process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}

.services-process-card {
    position: relative;
    padding: 28px 23px;
    background: var(--light-gray, #F5F7FA);
    border: 1px solid var(--border-color, #D9E0EA);
    border-radius: 16px;
}

.services-process-number {
    margin-bottom: 18px;
    color: var(--primary-blue, #0033A8);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 1px;
}

.services-process-card h3 {
    margin: 0 0 10px;
    color: var(--dark-blue, #062B7A);
    font-size: 19px;
}

.services-process-card p {
    margin: 0;
    color: var(--muted-color, #6B7280);
    font-size: 14px;
    line-height: 1.75;
}


/* ---------------------------------------------------------
   5.4 FOCUS
   --------------------------------------------------------- */

.services-focus-section {
    padding: 90px 0;
    background: var(--light-gray, #F5F7FA);
}

.services-focus-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 70px;
    align-items: center;
}

.services-focus-content {
    max-width: 620px;
}

.services-focus-content h2 {
    margin: 14px 0 18px;
    color: var(--dark-blue, #062B7A);
    font-size: clamp(30px, 4vw, 44px);
    line-height: 1.2;
    font-weight: 800;
}

.services-focus-content h2 span {
    color: var(--primary-blue, #0033A8);
}

.services-focus-content > p {
    margin: 0 0 28px;
    color: var(--muted-color, #6B7280);
    font-size: 16px;
    line-height: 1.8;
}

.services-focus-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}

.services-focus-item {
    padding: 17px 18px;
    background: #ffffff;
    border: 1px solid var(--border-color, #D9E0EA);
    border-radius: 12px;
}

.services-focus-item strong {
    display: block;
    margin-bottom: 5px;
    color: var(--dark-blue, #062B7A);
    font-size: 15px;
}

.services-focus-item span {
    color: var(--muted-color, #6B7280);
    font-size: 13px;
    line-height: 1.6;
}


/* ---------------------------------------------------------
   5.5 FOCUS VISUAL
   --------------------------------------------------------- */

.services-focus-visual {
    display: flex;
    justify-content: center;
}

.services-focus-box {
    width: min(100%, 520px);
    padding: 12px;
    background: #ffffff;
    border: 1px solid var(--border-color, #D9E0EA);
    border-radius: 22px;
    box-shadow: 0 25px 60px rgba(6, 43, 122, 0.10);
}

.services-focus-box-top {
    display: flex;
    align-items: center;
    gap: 6px;
    height: 32px;
    padding: 0 10px;
    border-bottom: 1px solid var(--border-color, #D9E0EA);
}

.focus-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--border-color, #D9E0EA);
}

.services-focus-screen {
    padding: 28px;
}

.focus-screen-line {
    width: 75%;
    height: 10px;
    margin-bottom: 12px;
    border-radius: 10px;
    background: #EAF2FF;
}

.focus-screen-line.large {
    width: 45%;
    height: 17px;
    background: #DCE8FF;
}

.focus-screen-line.short {
    width: 55%;
}

.focus-screen-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-top: 30px;
}

.focus-screen-cards div {
    height: 80px;
    border-radius: 12px;
    background: #F5F7FA;
    border: 1px solid #E4E9F0;
}

.focus-screen-cards div:nth-child(1) {
    border-top: 4px solid #0033A8;
}

.focus-screen-cards div:nth-child(2) {
    border-top: 4px solid #E2013B;
}

.focus-screen-cards div:nth-child(3) {
    border-top: 4px solid #FF6500;
}

.focus-screen-chart {
    display: flex;
    align-items: flex-end;
    gap: 12px;
    height: 150px;
    margin-top: 28px;
    padding: 20px;
    border-radius: 14px;
    background: #F5F7FA;
}

.focus-screen-chart span {
    flex: 1;
    min-height: 30px;
    border-radius: 7px 7px 3px 3px;
    background: #DCE8FF;
}

.focus-screen-chart span:nth-child(1) {
    height: 45%;
}

.focus-screen-chart span:nth-child(2) {
    height: 70%;
    background: #0033A8;
}

.focus-screen-chart span:nth-child(3) {
    height: 55%;
    background: #E2013B;
}

.focus-screen-chart span:nth-child(4) {
    height: 85%;
    background: #FF6500;
}

.focus-screen-chart span:nth-child(5) {
    height: 65%;
    background: #FABF01;
}


/* ---------------------------------------------------------
   5.6 CTA
   --------------------------------------------------------- */

.services-page-cta {
    padding: 85px 0;
    background:
        linear-gradient(
            135deg,
            #0033A8 0%,
            #062B7A 60%,
            #041D52 100%
        );
}

.services-page-cta-box {
    max-width: 850px;
    margin: 0 auto;
    text-align: center;
}

.services-page-cta-box .section-badge {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.15);
    color: #ffffff;
}

.services-page-cta-box h2 {
    margin: 17px 0 16px;
    color: #ffffff;
    font-size: clamp(30px, 4vw, 46px);
    line-height: 1.2;
}

.services-page-cta-box p {
    max-width: 650px;
    margin: 0 auto 28px;
    color: rgba(255, 255, 255, 0.82);
    font-size: 16px;
    line-height: 1.8;
}

.services-page-cta-box .btn-primary {
    background: #ffffff;
    color: #0033A8;
}

.services-page-cta-box .btn-primary:hover {
    background: #F5F7FA;
}


/* ---------------------------------------------------------
   5.7 RESPONSIVE
   --------------------------------------------------------- */

@media (max-width: 1100px) {

    .services-main-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .services-process-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .services-focus-grid {
        gap: 45px;
    }

}


@media (max-width: 900px) {

    .services-page-hero {
        padding: 75px 0;
    }

    .services-focus-grid {
        grid-template-columns: 1fr;
    }

    .services-focus-content {
        max-width: 750px;
        margin: 0 auto;
    }

    .services-focus-visual {
        order: -1;
    }

}


@media (max-width: 700px) {

    .services-page-hero,
    .services-main-section,
    .services-process-section,
    .services-focus-section {
        padding: 65px 0;
    }

    .services-main-grid {
        grid-template-columns: 1fr;
    }

    .services-process-grid {
        grid-template-columns: 1fr;
    }

    .services-focus-list {
        grid-template-columns: 1fr;
    }

    .services-page-hero-content h1 {
        font-size: 40px;
    }

    .services-page-hero-content p {
        font-size: 16px;
    }

    .services-page-buttons {
        flex-direction: column;
        width: 100%;
    }

    .services-page-buttons .btn-primary,
    .services-page-buttons .btn-secondary {
        width: 100%;
        justify-content: center;
    }

    .services-focus-screen {
        padding: 20px;
    }

}


@media (max-width: 480px) {

    .services-page-hero-content h1 {
        font-size: 34px;
        letter-spacing: -0.8px;
    }

    .service-main-card {
        padding: 26px 22px;
    }

    .services-process-card {
        padding: 24px 20px;
    }

    .services-focus-box {
        border-radius: 17px;
    }

    .focus-screen-cards {
        gap: 7px;
    }

    .focus-screen-cards div {
        height: 60px;
    }

    .focus-screen-chart {
        gap: 7px;
        padding: 13px;
    }

    .services-page-cta {
        padding: 65px 0;
    }

}

/* =========================================================
   ZST WEBSITE
   REVISION 8.0
   LAB ERP PRODUCT PAGE
   ========================================================= */


/* ---------------------------------------------------------
   8.1 LAB ERP PRODUCT COLORS
   --------------------------------------------------------- */

.lab-erp-page {
    --lab-primary: #0033A8;
    --lab-dark: #062B7A;
    --lab-light: #EAF2FF;
}


/* ---------------------------------------------------------
   8.2 LAB ERP HERO
   --------------------------------------------------------- */

.lab-erp-hero {
    position: relative;
    overflow: hidden;
    padding: 90px 0;
    background:
        radial-gradient(
            circle at 80% 20%,
            rgba(0, 51, 168, 0.10),
            transparent 30%
        ),
        #ffffff;
}

.lab-erp-hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 65px;
    align-items: center;
}

.lab-erp-hero-content {
    max-width: 650px;
}

.lab-erp-hero-content h1 {
    margin: 18px 0;
    color: #062B7A;
    font-size: clamp(40px, 5vw, 62px);
    line-height: 1.08;
    font-weight: 800;
}

.lab-erp-hero-content h1 span {
    display: block;
    color: #0033A8;
}

.lab-erp-hero-content p {
    margin: 0 0 28px;
    color: #6B7280;
    font-size: 17px;
    line-height: 1.8;
}

.lab-erp-hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.lab-erp-hero-visual {
    display: flex;
    justify-content: center;
}

.lab-erp-hero-visual img {
    width: min(100%, 520px);
    max-height: 450px;
    object-fit: contain;
    filter: drop-shadow(
        0 25px 40px rgba(0, 51, 168, 0.15)
    );
}


/* ---------------------------------------------------------
   8.3 LAB ERP OVERVIEW
   --------------------------------------------------------- */

.lab-erp-overview {
    padding: 90px 0;
    background: #F5F7FA;
}

.lab-erp-heading {
    max-width: 760px;
    margin: 0 auto 45px;
    text-align: center;
}

.lab-erp-heading h2 {
    margin: 14px 0;
    color: #062B7A;
    font-size: clamp(30px, 4vw, 44px);
    line-height: 1.2;
}

.lab-erp-heading h2 span {
    color: #0033A8;
}

.lab-erp-heading p {
    margin: 0;
    color: #6B7280;
    line-height: 1.8;
}

.lab-erp-overview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.lab-erp-overview-card {
    padding: 30px 26px;
    background: #ffffff;
    border: 1px solid #D9E0EA;
    border-radius: 18px;
    transition: 0.25s ease;
}

.lab-erp-overview-card:hover {
    transform: translateY(-5px);
    box-shadow:
        0 18px 40px rgba(6, 43, 122, 0.10);
}

.lab-erp-overview-number {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    border-radius: 13px;
    background: #EAF2FF;
    color: #0033A8;
    font-size: 14px;
    font-weight: 800;
}

.lab-erp-overview-card:nth-child(2)
.lab-erp-overview-number {
    background: rgba(226, 1, 59, 0.08);
    color: #E2013B;
}

.lab-erp-overview-card:nth-child(3)
.lab-erp-overview-number {
    background: rgba(255, 101, 0, 0.10);
    color: #FF6500;
}

.lab-erp-overview-card h3 {
    margin: 0 0 10px;
    color: #062B7A;
    font-size: 20px;
}

.lab-erp-overview-card p {
    margin: 0;
    color: #6B7280;
    font-size: 14px;
    line-height: 1.75;
}


/* ---------------------------------------------------------
   8.4 LAB ERP FEATURES
   --------------------------------------------------------- */

.lab-erp-features {
    padding: 90px 0;
    background: #ffffff;
}

.lab-erp-features-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 65px;
    align-items: center;
}

.lab-erp-features-content {
    max-width: 650px;
}

.lab-erp-features-content h2 {
    margin: 14px 0 18px;
    color: #062B7A;
    font-size: clamp(30px, 4vw, 44px);
    line-height: 1.2;
}

.lab-erp-features-content h2 span {
    color: #0033A8;
}

.lab-erp-features-content > p {
    margin: 0 0 27px;
    color: #6B7280;
    line-height: 1.8;
}

.lab-erp-feature-list {
    display: grid;
    gap: 13px;
}

.lab-erp-feature {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 15px 17px;
    background: #F5F7FA;
    border: 1px solid #D9E0EA;
    border-radius: 12px;
}

.lab-erp-feature-check {
    flex: 0 0 28px;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #0033A8;
    color: #ffffff;
    font-size: 13px;
    font-weight: 800;
}

.lab-erp-feature strong {
    display: block;
    margin-bottom: 3px;
    color: #062B7A;
    font-size: 15px;
}

.lab-erp-feature span {
    color: #6B7280;
    font-size: 13px;
    line-height: 1.6;
}

.lab-erp-features-visual {
    display: flex;
    justify-content: center;
}

.lab-erp-features-visual img {
    width: min(100%, 550px);
    max-height: 500px;
    object-fit: contain;
    border-radius: 20px;
    box-shadow:
        0 20px 50px rgba(6, 43, 122, 0.12);
}


/* ---------------------------------------------------------
   8.5 LAB ERP SCREENSHOTS
   --------------------------------------------------------- */

.lab-erp-screenshots {
    padding: 90px 0;
    background: #F5F7FA;
}

.lab-erp-screenshots-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.lab-erp-screenshot {
    overflow: hidden;
    background: #ffffff;
    border: 1px solid #D9E0EA;
    border-radius: 18px;
    box-shadow:
        0 10px 30px rgba(6, 43, 122, 0.06);
    transition: 0.25s ease;
}

.lab-erp-screenshot:hover {
    transform: translateY(-5px);
    box-shadow:
        0 18px 40px rgba(6, 43, 122, 0.12);
}

.lab-erp-screenshot img {
    display: block;
    width: 100%;
    height: 280px;
    object-fit: cover;
}

.lab-erp-screenshot-caption {
    padding: 17px 20px;
}

.lab-erp-screenshot-caption h3 {
    margin: 0;
    color: #062B7A;
    font-size: 17px;
}


/* ---------------------------------------------------------
   8.6 LAB ERP CTA
   --------------------------------------------------------- */

.lab-erp-cta {
    padding: 85px 0;
    background:
        linear-gradient(
            135deg,
            #0033A8,
            #062B7A 60%,
            #041D52
        );
}

.lab-erp-cta-content {
    max-width: 820px;
    margin: 0 auto;
    text-align: center;
}

.lab-erp-cta-content h2 {
    margin: 0 0 17px;
    color: #ffffff;
    font-size: clamp(30px, 4vw, 46px);
}

.lab-erp-cta-content p {
    max-width: 650px;
    margin: 0 auto 28px;
    color: rgba(255, 255, 255, 0.82);
    line-height: 1.8;
}

.lab-erp-cta-content .btn-primary {
    background: #ffffff;
    color: #0033A8;
}


/* ---------------------------------------------------------
   8.7 LAB ERP RESPONSIVE
   --------------------------------------------------------- */

@media (max-width: 1050px) {

    .lab-erp-hero-grid {
        gap: 45px;
    }

    .lab-erp-features-grid {
        gap: 45px;
    }

    .lab-erp-overview-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .lab-erp-screenshots-grid {
        grid-template-columns: repeat(2, 1fr);
    }

}


@media (max-width: 850px) {

    .lab-erp-hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .lab-erp-hero-content {
        max-width: 750px;
        margin: 0 auto;
    }

    .lab-erp-hero-buttons {
        justify-content: center;
    }

    .lab-erp-hero-visual {
        order: -1;
    }

    .lab-erp-features-grid {
        grid-template-columns: 1fr;
    }

    .lab-erp-features-content {
        max-width: 750px;
        margin: 0 auto;
    }

    .lab-erp-features-visual {
        order: -1;
    }

}


@media (max-width: 700px) {

    .lab-erp-hero,
    .lab-erp-overview,
    .lab-erp-features,
    .lab-erp-screenshots {
        padding: 65px 0;
    }

    .lab-erp-overview-grid,
    .lab-erp-screenshots-grid {
        grid-template-columns: 1fr;
    }

    .lab-erp-hero-content h1 {
        font-size: 40px;
    }

    .lab-erp-hero-content p {
        font-size: 16px;
    }

    .lab-erp-hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .lab-erp-hero-buttons .btn-primary,
    .lab-erp-hero-buttons .btn-secondary {
        width: 100%;
        justify-content: center;
    }

    .lab-erp-screenshot img {
        height: auto;
        max-height: 450px;
        object-fit: contain;
    }

}


@media (max-width: 480px) {

    .lab-erp-hero-content h1 {
        font-size: 34px;
    }

    .lab-erp-overview-card {
        padding: 25px 21px;
    }

    .lab-erp-feature {
        padding: 14px;
    }

    .lab-erp-cta {
        padding: 65px 0;
    }

}


/* =========================================================
   ZST WEBSITE
   REVISION 9.0
   AFG SIM PACKAGES PRODUCT PAGE
   ========================================================= */


/* ---------------------------------------------------------
   9.1 AFG SIM HERO
   --------------------------------------------------------- */

.afg-sim-hero {
    position: relative;
    overflow: hidden;
    padding: 90px 0;
    background:
        radial-gradient(
            circle at 85% 20%,
            rgba(226, 1, 59, 0.08),
            transparent 28%
        ),
        radial-gradient(
            circle at 10% 80%,
            rgba(0, 51, 168, 0.10),
            transparent 32%
        ),
        #ffffff;
}

.afg-sim-hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 65px;
    align-items: center;
}

.afg-sim-hero-content {
    max-width: 650px;
}

.afg-sim-hero-content h1 {
    margin: 18px 0;
    color: #062B7A;
    font-size: clamp(40px, 5vw, 62px);
    line-height: 1.08;
    font-weight: 800;
}

.afg-sim-hero-content h1 span {
    display: block;
    color: #0033A8;
}

.afg-sim-hero-content p {
    margin: 0 0 28px;
    color: #6B7280;
    font-size: 17px;
    line-height: 1.8;
}

.afg-sim-hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.afg-sim-hero-visual {
    display: flex;
    justify-content: center;
}

.afg-sim-hero-visual img {
    width: min(100%, 500px);
    max-height: 500px;
    object-fit: contain;
    filter: drop-shadow(
        0 25px 45px rgba(0, 51, 168, 0.15)
    );
}


/* ---------------------------------------------------------
   9.2 AFG SIM INTRO
   --------------------------------------------------------- */

.afg-sim-intro {
    padding: 90px 0;
    background: #F5F7FA;
}

.afg-sim-heading {
    max-width: 760px;
    margin: 0 auto 45px;
    text-align: center;
}

.afg-sim-heading h2 {
    margin: 14px 0;
    color: #062B7A;
    font-size: clamp(30px, 4vw, 44px);
    line-height: 1.2;
}

.afg-sim-heading h2 span {
    color: #0033A8;
}

.afg-sim-heading p {
    margin: 0;
    color: #6B7280;
    line-height: 1.8;
}

.afg-sim-intro-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.afg-sim-intro-card {
    padding: 30px 26px;
    background: #ffffff;
    border: 1px solid #D9E0EA;
    border-radius: 18px;
    transition: 0.25s ease;
}

.afg-sim-intro-card:hover {
    transform: translateY(-5px);
    box-shadow:
        0 18px 40px rgba(6, 43, 122, 0.10);
}

.afg-sim-intro-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 19px;
    border-radius: 14px;
    background: #EAF2FF;
    color: #0033A8;
    font-size: 15px;
    font-weight: 800;
}

.afg-sim-intro-card:nth-child(2)
.afg-sim-intro-icon {
    background: rgba(226, 1, 59, 0.08);
    color: #E2013B;
}

.afg-sim-intro-card:nth-child(3)
.afg-sim-intro-icon {
    background: rgba(250, 191, 1, 0.14);
    color: #A87800;
}

.afg-sim-intro-card h3 {
    margin: 0 0 10px;
    color: #062B7A;
    font-size: 20px;
}

.afg-sim-intro-card p {
    margin: 0;
    color: #6B7280;
    font-size: 14px;
    line-height: 1.75;
}


/* ---------------------------------------------------------
   9.3 AFG SIM FEATURES
   --------------------------------------------------------- */

.afg-sim-features {
    padding: 90px 0;
    background: #ffffff;
}

.afg-sim-features-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 65px;
    align-items: center;
}

.afg-sim-features-content {
    max-width: 650px;
}

.afg-sim-features-content h2 {
    margin: 14px 0 18px;
    color: #062B7A;
    font-size: clamp(30px, 4vw, 44px);
    line-height: 1.2;
}

.afg-sim-features-content h2 span {
    color: #0033A8;
}

.afg-sim-features-content > p {
    margin: 0 0 28px;
    color: #6B7280;
    line-height: 1.8;
}

.afg-sim-feature-list {
    display: grid;
    gap: 13px;
}

.afg-sim-feature {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 15px 17px;
    background: #F5F7FA;
    border: 1px solid #D9E0EA;
    border-radius: 12px;
}

.afg-sim-feature-check {
    flex: 0 0 28px;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #0033A8;
    color: #ffffff;
    font-size: 13px;
    font-weight: 800;
}

.afg-sim-feature strong {
    display: block;
    margin-bottom: 3px;
    color: #062B7A;
    font-size: 15px;
}

.afg-sim-feature span {
    color: #6B7280;
    font-size: 13px;
    line-height: 1.6;
}

.afg-sim-features-visual {
    display: flex;
    justify-content: center;
}

.afg-sim-features-visual img {
    width: min(100%, 520px);
    max-height: 520px;
    object-fit: contain;
    filter: drop-shadow(
        0 20px 40px rgba(6, 43, 122, 0.12)
    );
}


/* ---------------------------------------------------------
   9.4 NETWORK SECTION
   --------------------------------------------------------- */

.afg-sim-network {
    padding: 90px 0;
    background: #F5F7FA;
}

.afg-sim-network-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
}

.afg-sim-network-card {
    min-height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    text-align: center;
    background: #ffffff;
    border: 1px solid #D9E0EA;
    border-radius: 15px;
    color: #062B7A;
    font-size: 15px;
    font-weight: 700;
    transition: 0.25s ease;
}

.afg-sim-network-card:hover {
    transform: translateY(-4px);
    border-color: rgba(0, 51, 168, 0.20);
    box-shadow:
        0 12px 30px rgba(6, 43, 122, 0.08);
}

.afg-sim-network-note {
    max-width: 700px;
    margin: 30px auto 0;
    text-align: center;
    color: #6B7280;
    font-size: 13px;
    line-height: 1.7;
}


/* ---------------------------------------------------------
   9.5 AFG SIM SCREENSHOTS
   --------------------------------------------------------- */

.afg-sim-screenshots {
    padding: 90px 0;
    background: #ffffff;
}

.afg-sim-screenshots-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.afg-sim-screenshot {
    overflow: hidden;
    background: #ffffff;
    border: 1px solid #D9E0EA;
    border-radius: 18px;
    box-shadow:
        0 10px 30px rgba(6, 43, 122, 0.06);
    transition: 0.25s ease;
}

.afg-sim-screenshot:hover {
    transform: translateY(-5px);
    box-shadow:
        0 18px 40px rgba(6, 43, 122, 0.12);
}

.afg-sim-screenshot img {
    display: block;
    width: 100%;
    height: 390px;
    object-fit: contain;
    background: #F5F7FA;
}

.afg-sim-screenshot-caption {
    padding: 17px 20px;
}

.afg-sim-screenshot-caption h3 {
    margin: 0;
    color: #062B7A;
    font-size: 17px;
}


/* ---------------------------------------------------------
   9.6 DEVELOPMENT STATUS
   --------------------------------------------------------- */

.afg-sim-development {
    padding: 75px 0;
    background: #F5F7FA;
}

.afg-sim-development-box {
    max-width: 850px;
    margin: 0 auto;
    padding: 38px;
    text-align: center;
    background: #ffffff;
    border: 1px solid #D9E0EA;
    border-radius: 20px;
}

.afg-sim-development-box h2 {
    margin: 15px 0;
    color: #062B7A;
    font-size: 32px;
}

.afg-sim-development-box h2 span {
    color: #0033A8;
}

.afg-sim-development-box p {
    max-width: 700px;
    margin: 0 auto;
    color: #6B7280;
    line-height: 1.8;
}


/* ---------------------------------------------------------
   9.7 CTA
   --------------------------------------------------------- */

.afg-sim-cta {
    padding: 85px 0;
    background:
        linear-gradient(
            135deg,
            #0033A8,
            #062B7A 60%,
            #041D52
        );
}

.afg-sim-cta-content {
    max-width: 820px;
    margin: 0 auto;
    text-align: center;
}

.afg-sim-cta-content h2 {
    margin: 0 0 17px;
    color: #ffffff;
    font-size: clamp(30px, 4vw, 46px);
}

.afg-sim-cta-content p {
    max-width: 650px;
    margin: 0 auto 28px;
    color: rgba(255, 255, 255, 0.82);
    line-height: 1.8;
}

.afg-sim-cta-content .btn-primary {
    background: #ffffff;
    color: #0033A8;
}


/* ---------------------------------------------------------
   9.8 RESPONSIVE
   --------------------------------------------------------- */

@media (max-width: 1100px) {

    .afg-sim-hero-grid {
        gap: 45px;
    }

    .afg-sim-features-grid {
        gap: 45px;
    }

    .afg-sim-intro-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .afg-sim-network-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .afg-sim-screenshots-grid {
        grid-template-columns: repeat(2, 1fr);
    }

}


@media (max-width: 850px) {

    .afg-sim-hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .afg-sim-hero-content {
        max-width: 750px;
        margin: 0 auto;
    }

    .afg-sim-hero-buttons {
        justify-content: center;
    }

    .afg-sim-hero-visual {
        order: -1;
    }

    .afg-sim-features-grid {
        grid-template-columns: 1fr;
    }

    .afg-sim-features-content {
        max-width: 750px;
        margin: 0 auto;
    }

    .afg-sim-features-visual {
        order: -1;
    }

}


@media (max-width: 700px) {

    .afg-sim-hero,
    .afg-sim-intro,
    .afg-sim-features,
    .afg-sim-network,
    .afg-sim-screenshots {
        padding: 65px 0;
    }

    .afg-sim-intro-grid,
    .afg-sim-screenshots-grid {
        grid-template-columns: 1fr;
    }

    .afg-sim-network-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .afg-sim-hero-content h1 {
        font-size: 40px;
    }

    .afg-sim-hero-content p {
        font-size: 16px;
    }

    .afg-sim-hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .afg-sim-hero-buttons .btn-primary,
    .afg-sim-hero-buttons .btn-secondary {
        width: 100%;
        justify-content: center;
    }

    .afg-sim-screenshot img {
        height: auto;
        max-height: 500px;
    }

}


@media (max-width: 480px) {

    .afg-sim-hero-content h1 {
        font-size: 34px;
    }

    .afg-sim-network-grid {
        grid-template-columns: 1fr;
    }

    .afg-sim-intro-card {
        padding: 25px 21px;
    }

    .afg-sim-feature {
        padding: 14px;
    }

    .afg-sim-development-box {
        padding: 28px 20px;
    }

    .afg-sim-cta {
        padding: 65px 0;
    }

}

/* =========================================================
   ZST WEBSITE
   FILE: css/style.css
   REVISION: 10.0
   SECTION: FINAL MASTER CONSISTENCY LAYER
   ========================================================= */

/* ---------------------------------------------------------
   REVISION 10.1
   MASTER HEADER
   Supports both the original ZST classes and the newer
   header classes used on corrected pages.
   --------------------------------------------------------- */

.site-header {
    width: 100%;
    min-height: 76px;
    position: relative;
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
}

.site-header .nav-container,
.site-header .header-inner {
    width: calc(100% - 64px);
    max-width: var(--container-width);
    min-height: 76px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.site-header .brand {
    display: inline-flex;
    align-items: center;
    gap: 11px;
    flex-shrink: 0;
}

.site-header .brand-logo {
    width: 43px;
    height: 43px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.site-header .brand-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.site-header .brand-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    line-height: 1.15;
}

.site-header .brand-text strong {
    color: var(--dark-blue);
    font-size: 14px;
    font-weight: 700;
    white-space: nowrap;
}

.site-header .brand-text span {
    color: var(--blue);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.5px;
    margin-top: 3px;
}

/* ---------------------------------------------------------
   REVISION 10.2
   DESKTOP NAVIGATION
   --------------------------------------------------------- */

.site-header .main-nav,
.site-header .desktop-navigation {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 22px;
}

.site-header .main-nav a,
.site-header .desktop-navigation a {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0 4px;
    color: var(--text);
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    transition: color .25s ease, background .25s ease, transform .25s ease;
}

.site-header .main-nav a:hover,
.site-header .desktop-navigation a:hover {
    color: var(--blue);
}

.site-header .main-nav a.active,
.site-header .desktop-navigation a.active {
    color: var(--blue);
}

.site-header .main-nav a.active::after,
.site-header .desktop-navigation a.active::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 1px;
    height: 2px;
    background: var(--pink);
    border-radius: 10px;
}

.site-header .nav-contact-btn {
    min-height: 42px !important;
    padding: 0 16px !important;
    color: var(--white) !important;
    background: var(--blue);
    border-radius: 7px;
}

.site-header .nav-contact-btn::after {
    display: none !important;
}

.site-header .nav-contact-btn:hover {
    color: var(--white) !important;
    background: var(--dark-blue);
    transform: translateY(-1px);
}

/* ---------------------------------------------------------
   REVISION 10.3
   MOBILE NAVIGATION
   Both .show and .open are supported.
   --------------------------------------------------------- */

.site-header .mobile-menu-button {
    display: none;
    width: 42px;
    height: 42px;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
    padding: 0;
    background: var(--light-blue);
    border: 1px solid rgba(0, 51, 168, .10);
    border-radius: 8px;
}

.site-header .mobile-menu-button span {
    display: block;
    width: 21px;
    height: 2px;
    background: var(--blue);
    border-radius: 10px;
}

.mobile-navigation {
    display: none;
    width: 100%;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 12px 30px rgba(0, 0, 0, .08);
    z-index: 999;
}

.mobile-navigation.show,
.mobile-navigation.open {
    display: block;
}

.mobile-navigation-inner {
    width: calc(100% - 40px);
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 10px 0 16px;
    display: flex;
    flex-direction: column;
}

.mobile-navigation a {
    display: flex;
    align-items: center;
    min-height: 46px;
    padding: 0 12px;
    color: var(--text);
    font-size: 14px;
    font-weight: 600;
    border-bottom: 1px solid var(--border);
}

.mobile-navigation a:last-child {
    border-bottom: 0;
}

.mobile-navigation a:hover,
.mobile-navigation a.active {
    color: var(--blue);
    background: var(--light-blue);
    border-radius: 7px;
}

.mobile-navigation .mobile-nav-contact {
    margin-top: 10px;
    justify-content: center;
    color: var(--white) !important;
    background: var(--blue);
    border-radius: 7px;
}

/* ---------------------------------------------------------
   REVISION 10.4
   COMMON IMAGE PROTECTION
   --------------------------------------------------------- */

.product-image img,
.product-detail-image img,
.product-hero-image img,
.lab-erp-image img,
.afg-sim-image img,
.screenshot-card img,
.lab-erp-screenshot img,
.afg-sim-screenshot img {
    max-width: 100%;
    height: auto;
}

/* ---------------------------------------------------------
   REVISION 10.5
   FORM CONSISTENCY
   --------------------------------------------------------- */

input,
textarea,
select {
    max-width: 100%;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

/* ---------------------------------------------------------
   REVISION 10.6
   HEADER RESPONSIVE
   --------------------------------------------------------- */

@media (max-width: 1200px) {
    .site-header .nav-container,
    .site-header .header-inner {
        width: calc(100% - 48px);
    }

    .site-header .main-nav,
    .site-header .desktop-navigation {
        gap: 17px;
    }
}

@media (max-width: 900px) {
    .site-header .nav-container,
    .site-header .header-inner {
        width: calc(100% - 40px);
        min-height: 70px;
    }

    .site-header .main-nav,
    .site-header .desktop-navigation {
        display: none;
    }

    .site-header .mobile-menu-button {
        display: flex;
    }

    .mobile-navigation {
        display: none;
    }

    .mobile-navigation.show,
    .mobile-navigation.open {
        display: block;
    }
}

@media (max-width: 700px) {
    .site-header .nav-container,
    .site-header .header-inner {
        width: calc(100% - 30px);
        min-height: 70px;
    }

    .site-header .brand-logo {
        width: 39px;
        height: 39px;
    }

    .site-header .brand-text strong {
        font-size: 12px;
    }

    .site-header .brand-text span {
        font-size: 9px;
    }

    .mobile-navigation-inner {
        width: calc(100% - 30px);
    }
}

@media (max-width: 480px) {
    .site-header .nav-container,
    .site-header .header-inner {
        width: calc(100% - 24px);
        min-height: 64px;
    }

    .site-header .brand-logo {
        width: 37px;
        height: 37px;
    }

    .site-header .brand-text strong {
        max-width: 175px;
        white-space: normal;
        font-size: 11px;
    }

    .site-header .brand-text span {
        font-size: 8px;
        letter-spacing: 1px;
    }

    .site-header .mobile-menu-button {
        width: 40px;
        height: 40px;
    }

    .mobile-navigation-inner {
        width: calc(100% - 24px);
    }
}

/* ---------------------------------------------------------
   REVISION 10.7
   FINAL TYPOGRAPHY / FOCUS
   --------------------------------------------------------- */

h1, h2, h3, h4, h5, h6,
p {
    margin-top: 0;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 3px solid rgba(250, 191, 1, .65);
    outline-offset: 3px;
}

/* ---------------------------------------------------------
   REVISION 10.8
   REDUCED MOTION
   --------------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }
}

/* =========================================================
   REVISION 10.9
   END OF MASTER CSS
   ========================================================= */


/* =========================================================
   REVISION 13.0
   FINAL PAGE SIZE / SPACING CONSISTENCY
   ========================================================= */

.contact-main-section > .container,
.contact-quick-section > .container,
.contact-support-section > .container,
.contact-final-cta > .container {
    width: calc(100% - 64px);
    max-width: var(--container-width);
    margin-left: auto;
    margin-right: auto;
}

.contact-main-grid {
    width: 100%;
    max-width: var(--container-width);
    margin-left: auto;
    margin-right: auto;
}

.contact-information {
    min-width: 0;
}

.contact-form-message {
    display: none;
    width: 100%;
    margin-bottom: 18px;
    padding: 14px 16px;
    border: 1px solid transparent;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.6;
}

.contact-form-message.show {
    display: block;
}

.contact-status-success {
    color: #087443;
    background: #EAF8F0;
    border-color: #B7E4C7;
}

.contact-status-warning {
    color: #8A5A00;
    background: #FFF7DF;
    border-color: #F1D98A;
}

.contact-status-error {
    color: #A61B1B;
    background: #FFF0F0;
    border-color: #F1B7B7;
}


/* PRODUCTS PAGE: compact desktop size */

.products-page-hero {
    min-height: 285px;
}

.products-page-hero-content {
    padding-top: 40px;
    padding-bottom: 40px;
}

.products-page-hero-content h1 {
    font-size: clamp(36px, 4.4vw, 52px);
    margin-bottom: 13px;
}

.products-page-hero-content p {
    font-size: 14px;
    line-height: 1.7;
}

.products-page-section {
    padding-top: 60px;
    padding-bottom: 65px;
}

.products-page-grid {
    gap: 20px;
}

.product-page-card {
    min-height: 255px;
    grid-template-columns:
        minmax(185px, 0.75fr)
        minmax(0, 1fr);
}

.product-page-image {
    min-height: 255px;
    padding: 22px;
}

.product-page-image img {
    max-height: 205px;
}

.product-page-content {
    padding: 23px;
}

.product-page-content h2 {
    font-size: 24px;
    line-height: 1.25;
}


/* SERVICES BLUE CTA: compact */

.services-page-cta {
    padding: 52px 0;
}

.services-page-cta-box h2 {
    margin: 13px 0 12px;
    font-size: clamp(28px, 3.5vw, 40px);
}

.services-page-cta-box p {
    margin-bottom: 22px;
    font-size: 14px;
    line-height: 1.7;
}


/* CONTACT BLUE CTA: compact */

.contact-final-cta {
    padding: 52px 0;
}

.contact-final-cta-box h2 {
    margin-bottom: 12px;
    font-size: clamp(28px, 3.5vw, 40px);
}

.contact-final-cta-box p {
    margin-bottom: 22px;
    font-size: 14px;
    line-height: 1.7;
}


/* GLOBAL FOOTER: compact on all pages */

.site-footer {
    padding-top: 42px;
}

.footer-grid {
    gap: 35px;
    padding-bottom: 30px;
}

.footer-brand p {
    max-width: 280px;
    font-size: 11px;
    line-height: 1.7;
}

.footer-column h3 {
    margin-bottom: 12px;
    font-size: 13px;
}

.footer-column a {
    margin-bottom: 7px;
    font-size: 10px;
}

.footer-column p {
    font-size: 10px;
}

.footer-bottom {
    min-height: 48px;
}

.footer-bottom p {
    font-size: 9px;
}


/* RESPONSIVE */

@media (max-width: 1200px) {

    .contact-main-section > .container,
    .contact-quick-section > .container,
    .contact-support-section > .container,
    .contact-final-cta > .container {
        width: calc(100% - 48px);
    }

    .products-page-hero {
        min-height: 270px;
    }

    .product-page-card {
        min-height: 245px;
    }

    .product-page-image {
        min-height: 245px;
    }
}

@media (max-width: 900px) {

    .contact-main-section > .container,
    .contact-quick-section > .container,
    .contact-support-section > .container,
    .contact-final-cta > .container {
        width: calc(100% - 40px);
    }

    .products-page-hero {
        min-height: 250px;
    }

    .products-page-section {
        padding-top: 50px;
        padding-bottom: 55px;
    }

    .product-page-card {
        grid-template-columns: 1fr;
        min-height: 0;
    }

    .product-page-image {
        min-height: 220px;
        height: 220px;
    }

    .product-page-image img {
        max-height: 185px;
    }

    .product-page-content {
        padding: 22px;
    }

    .services-page-cta,
    .contact-final-cta {
        padding: 46px 0;
    }

    .site-footer {
        padding-top: 38px;
    }

    .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 28px;
    }
}

@media (max-width: 700px) {

    .contact-main-section > .container,
    .contact-quick-section > .container,
    .contact-support-section > .container,
    .contact-final-cta > .container {
        width: calc(100% - 30px);
    }

    .products-page-hero-content {
        padding-top: 35px;
        padding-bottom: 35px;
    }

    .products-page-section {
        padding-top: 45px;
        padding-bottom: 50px;
    }

    .product-page-image {
        height: 205px;
        min-height: 205px;
    }

    .product-page-image img {
        max-height: 175px;
    }

    .services-page-cta,
    .contact-final-cta {
        padding: 42px 0;
    }

    .site-footer {
        padding-top: 34px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 24px 20px;
        padding-bottom: 25px;
    }
}

@media (max-width: 480px) {

    .contact-main-section > .container,
    .contact-quick-section > .container,
    .contact-support-section > .container,
    .contact-final-cta > .container {
        width: calc(100% - 24px);
    }

    .products-page-hero {
        min-height: 230px;
    }

    .products-page-hero-content {
        padding-top: 30px;
        padding-bottom: 30px;
    }

    .products-page-hero-content h1 {
        font-size: 32px;
    }

    .products-page-section {
        padding-top: 38px;
        padding-bottom: 42px;
    }

    .product-page-image {
        height: 195px;
        min-height: 195px;
    }

    .product-page-image img {
        max-height: 160px;
    }

    .product-page-content {
        padding: 19px;
    }

    .services-page-cta,
    .contact-final-cta {
        padding: 38px 0;
    }

    .site-footer {
        padding-top: 30px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 22px;
        padding-bottom: 22px;
    }

    .footer-brand p {
        max-width: 100%;
    }
}


/* =========================================================
   END REVISION 13
   ========================================================= */

/* ============================================================
   ZST 2026 - restrained home/header refinements
   ============================================================ */
@media (min-width: 801px) {
  .logo-circle { width: min(310px, 27vw); }
  .main-nav { gap: clamp(12px, 1.45vw, 24px); }
}
.logo-ring::before { animation-duration: 24s; }
.logo-ring::after { animation-duration: 38s; }
.zst-cursor-ring {
  position: fixed; top: 0; left: 0; width: 35px; height: 35px;
  border: 2px solid rgba(226,1,59,.85); border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(0,51,168,.055);
  pointer-events: none; z-index: 2147483000; opacity: 0;
  transition: opacity .18s ease; will-change: transform;
}
.zst-cursor-ring::after {
  content: ''; position: absolute; top: 50%; left: 50%;
  width: 5px; height: 5px; transform: translate(-50%,-50%);
  border-radius: 50%; background: #e2013b;
}
.zst-cursor-ring.is-visible { opacity: 1; }
@media (hover: none), (pointer: coarse) { .zst-cursor-ring {display:none;} }
@media (prefers-reduced-motion: reduce) {
  .logo-ring::before, .logo-ring::after {animation: none !important;}
  .zst-cursor-ring {transition:none;}
}