:root {
    --zimcor-dark: #263f48;
    --zimcor-dark-2: #172b32;
    --zimcor-blue: #18aeca;
    --zimcor-blue-2: #4e9ed2;
    --zimcor-light: #f4f8fa;
    --zimcor-light-2: #eaf4f7;
    --zimcor-muted: #64748b;
    --zimcor-white: #ffffff;
    --border: #e2e8f0;
    --shadow: 0 24px 70px rgba(15, 23, 42, .12);
    --shadow-soft: 0 18px 50px rgba(15, 23, 42, .08);
    --radius-xl: 32px;
    --radius-lg: 28px;
    --radius-md: 20px;
    --header-height: 86px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: 'Heebo', Arial, sans-serif;
    color: var(--zimcor-dark);
    background: var(--zimcor-white);
    line-height: 1.7;
    overflow-x: hidden;
}

    body.menu-open {
        overflow: hidden;
    }

a {
    color: inherit;
    text-decoration: none;
}

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

img {
    max-width: 100%;
    display: block;
}

.container {
    width: min(1180px, calc(100% - 32px));
    margin-inline: auto;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, .94);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(226, 232, 240, .9);
}

.header-inner {
    min-height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand {
    display: inline-flex;
    align-items: center;
    flex: 0 0 auto;
}

    .brand img {
        width: 210px;
        height: auto;
    }

.main-nav {
    display: flex;
    align-items: center;
    gap: 28px;
    font-weight: 800;
}

    .main-nav a {
        color: var(--zimcor-dark);
        transition: .2s ease;
    }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--zimcor-blue);
        }

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0 20px;
    border-radius: 999px;
    background: var(--zimcor-dark);
    color: white;
    font-weight: 900;
    white-space: nowrap;
    transition: .2s ease;
}

    .header-cta:hover {
        background: var(--zimcor-blue);
        transform: translateY(-1px);
    }

.mobile-menu-toggle {
    display: none;
    width: 46px;
    height: 46px;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: white;
    color: var(--zimcor-dark);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
}

    .mobile-menu-toggle span {
        width: 22px;
        height: 2px;
        border-radius: 999px;
        background: currentColor;
        transition: .2s ease;
    }

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

    .mobile-menu-toggle.is-open span:nth-child(2) {
        opacity: 0;
    }

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

.mobile-menu-backdrop {
    display: none;
}

/* Buttons */
.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 0 26px;
    border-radius: 999px;
    font-weight: 900;
    border: 0;
    cursor: pointer;
    transition: .2s ease;
}

.btn-primary {
    color: white;
    background: linear-gradient(135deg, var(--zimcor-blue), var(--zimcor-blue-2));
    box-shadow: 0 18px 38px rgba(24, 174, 202, .28);
}

    .btn-primary:hover {
        transform: translateY(-2px);
        box-shadow: 0 22px 48px rgba(24, 174, 202, .34);
    }

.btn-secondary {
    color: var(--zimcor-dark);
    background: white;
    border: 1px solid var(--border);
}

    .btn-secondary:hover {
        border-color: rgba(24, 174, 202, .45);
        color: var(--zimcor-blue);
    }

/* Home Featured Sections */
.section-top {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 28px;
    margin-bottom: 38px;
}

    .section-top .section-heading {
        margin-bottom: 0;
    }

.section-heading p {
    margin: 14px 0 0;
    color: var(--zimcor-muted);
    font-size: 18px;
}

.see-all-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0 20px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: white;
    color: var(--zimcor-dark);
    font-weight: 900;
    white-space: nowrap;
    transition: .2s ease;
}

    .see-all-link:hover {
        color: white;
        background: var(--zimcor-dark);
        border-color: var(--zimcor-dark);
        transform: translateY(-2px);
    }

.home-services-grid,
.home-projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
}

.home-service-card,
.home-project-card {
    overflow: hidden;
    border-radius: 30px;
    background: white;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-soft);
    transition: .22s ease;
}

    .home-service-card:hover,
    .home-project-card:hover {
        transform: translateY(-7px);
        border-color: rgba(24, 174, 202, .5);
    }

.home-service-image,
.home-project-image {
    display: block;
    height: 245px;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(38, 63, 72, .92), rgba(24, 174, 202, .45)), var(--zimcor-light);
}

    .home-service-image img,
    .home-project-image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: .3s ease;
    }

.home-service-card:hover img,
.home-project-card:hover img {
    transform: scale(1.055);
}

.home-service-body,
.home-project-body {
    padding: 26px;
}

    .home-service-body h3,
    .home-project-body h3 {
        margin: 0 0 12px;
        font-size: 25px;
        line-height: 1.2;
    }

    .home-service-body p,
    .home-project-body p {
        margin: 0 0 20px;
        color: var(--zimcor-muted);
    }

    .home-project-body > span {
        display: inline-flex;
        margin-bottom: 10px;
        color: var(--zimcor-blue);
        font-weight: 900;
    }

.home-projects-section {
    background: radial-gradient(circle at 85% 15%, rgba(24, 174, 202, .10), transparent 28%), #fff;
}

@media (max-width: 992px) {

    .nav-dropdown {
        width: 100%;
    }

    .nav-dropdown-toggle {
        width: 100%;
        justify-content: space-between;
        min-height: 54px;
    }

    .nav-dropdown-menu {
        position: static;
        width: 100%;
        opacity: 1;
        visibility: visible;
        transform: none;
        display: none;
        margin-top: 10px;
        box-shadow: none;
        border-radius: 20px;
    }

        .nav-dropdown-menu::before {
            display: none;
        }

    .nav-dropdown.open .nav-dropdown-menu {
        display: block;
    }

    .section-top {
        align-items: flex-start;
        flex-direction: column;
    }

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

    .see-all-link {
        width: auto;
    }
}

@media (max-width: 576px) {
    .home-services-grid,
    .home-projects-grid {
        grid-template-columns: 1fr;
    }

    .home-service-image,
    .home-project-image {
        height: 230px;
    }

    .see-all-link {
        width: 100%;
    }
}

/* Hero */
.hero,
.page-hero {
    position: relative;
    overflow: hidden;
    background: radial-gradient(circle at 20% 20%, rgba(24, 174, 202, .18), transparent 28%), linear-gradient(135deg, #ffffff 0%, var(--zimcor-light) 55%, var(--zimcor-light-2) 100%);
}

.hero {
    position: relative;
    overflow: hidden;
    padding: 120px 0 90px;
    min-height: 760px;
    background: linear-gradient( 135deg, rgba(9, 22, 32, 0.88), rgba(20, 45, 58, 0.80) ), url('/images/zimcor-hero-background.webp');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
}

    .hero::before {
        content: '';
        position: absolute;
        inset: 0;
        background: radial-gradient(circle at top left, rgba(24, 174, 202, 0.22), transparent 30%), radial-gradient(circle at bottom right, rgba(24, 174, 202, 0.12), transparent 35%);
        pointer-events: none;
    }

    .hero-content h1,
    .hero-content p,
    .hero .eyebrow {
        color: white;
    }

.hero-content p {
    color: rgba(255,255,255,0.88);
}

.hero-card {
    backdrop-filter: blur(14px);
    background: rgba(255,255,255,0.10);
    border: 1px solid rgba(255,255,255,0.14);
}

    .hero .container {
        position: relative;
        z-index: 2;
    }

.page-hero {
    padding: 78px 0 72px;
}

.hero-grid,
.about-hero-grid,
.service-detail-grid,
.project-detail-hero-grid {
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    align-items: center;
    gap: 52px;
}

.eyebrow {
    display: inline-flex;
    color: var(--zimcor-blue);
    font-weight: 900;
    letter-spacing: .08em;
    margin-bottom: 14px;
}

.hero h1,
.page-hero h1 {
    max-width: 900px;
    margin: 0;
    font-size: clamp(40px, 5vw, 72px);
    line-height: 1.08;
    letter-spacing: -1px;
}

    .hero h1 strong {
        display: block;
        color: var(--zimcor-blue);
    }

.hero p,
.page-hero p {
    max-width: 760px;
    margin: 24px 0 0;
    font-size: 20px;
}

.hero-actions,
.contact-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 34px;
}

.hero-card,
.about-logo-card,
.service-detail-image,
.project-main-image {
    overflow: hidden;
    border-radius: var(--radius-xl);
    background: white;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

.hero-card,
.about-logo-card {
    padding: 34px;
}

    .hero-card img,
    .about-logo-card img {
        width: 100%;
        border-radius: 22px;
    }

.hero-card-text {
    margin-top: 24px;
    padding-top: 22px;
    border-top: 1px solid var(--border);
}

    .hero-card-text strong {
        display: block;
        font-size: 24px;
    }

    .hero-card-text span {
        color: var(--zimcor-muted);
        font-weight: 700;
    }

/* General Sections */
.section {
    padding: 88px 0;
}

.section-heading {
    max-width: 780px;
    margin-bottom: 38px;
}

    .section-heading span {
        color: var(--zimcor-blue);
        font-weight: 900;
    }

    .section-heading h2,
    .split-section h2,
    .contact-strip h2,
    .content-main h2 {
        margin: 8px 0 0;
        font-size: clamp(30px, 3.5vw, 48px);
        line-height: 1.15;
    }

.breadcrumbs {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 9px;
    margin-bottom: 22px;
    color: var(--zimcor-muted);
    font-size: 15px;
    font-weight: 700;
}

    .breadcrumbs a {
        color: var(--zimcor-dark);
    }

        .breadcrumbs a:hover {
            color: var(--zimcor-blue);
        }

/* Cards & Grids */
.services-grid,
.services-page-grid,
.projects-grid {
    display: grid;
    gap: 26px;
}

.services-grid {
    grid-template-columns: repeat(4, 1fr);
}

.services-page-grid,
.projects-grid {
    grid-template-columns: repeat(3, 1fr);
}

.service-card,
.service-page-card,
.project-card {
    overflow: hidden;
    border-radius: 30px;
    background: white;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-soft);
    transition: .22s ease;
}

.service-card {
    min-height: 260px;
    padding: 30px;
}

    .service-card:hover,
    .service-page-card:hover,
    .project-card:hover {
        transform: translateY(-7px);
        border-color: rgba(24, 174, 202, .5);
    }

    .service-card h3 {
        margin: 0 0 14px;
        font-size: 24px;
    }

    .service-card p,
    .service-card-body p,
    .project-card-body p {
        margin: 0;
        color: var(--zimcor-muted);
    }

.service-card-image,
.project-card-image {
    display: block;
    height: 250px;
    background: linear-gradient(135deg, rgba(38, 63, 72, .95), rgba(24, 174, 202, .55)), #e2e8f0;
}

    .service-card-image img,
    .project-card-image img,
    .service-detail-image img,
    .project-main-image img,
    .gallery-item img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

.service-card-body,
.project-card-body {
    padding: 28px;
}

    .service-card-body h2,
    .project-card-body h2 {
        margin: 0 0 12px;
        font-size: 27px;
        line-height: 1.2;
    }

    .service-card-body ul {
        margin: 0 0 24px;
        padding: 0;
        list-style: none;
    }

    .service-card-body li {
        position: relative;
        margin-bottom: 9px;
        padding-right: 22px;
        font-weight: 800;
        color: var(--zimcor-dark);
    }

        .service-card-body li::before {
            content: "";
            position: absolute;
            right: 0;
            top: .75em;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--zimcor-blue);
        }

.service-link {
    display: inline-flex;
    align-items: center;
    color: var(--zimcor-blue);
    font-weight: 900;
}

/* Dark Section */
.dark-section {
    color: white;
    background: radial-gradient(circle at 80% 10%, rgba(24, 174, 202, .28), transparent 30%), linear-gradient(135deg, var(--zimcor-dark-2), var(--zimcor-dark));
}

.split-section {
    display: grid;
    grid-template-columns: 1fr .9fr;
    gap: 48px;
    align-items: center;
}

    .split-section p {
        color: rgba(255, 255, 255, .78);
        font-size: 19px;
    }

.features-list,
.process-list {
    display: grid;
    gap: 16px;
}

    .features-list div,
    .process-list div {
        padding: 20px 24px;
        border-radius: 20px;
        background: rgba(255, 255, 255, .08);
        border: 1px solid rgba(255, 255, 255, .12);
        font-weight: 800;
    }

    .process-list span {
        display: inline-flex;
        margin-bottom: 12px;
        color: var(--zimcor-blue);
        font-weight: 900;
        font-size: 18px;
    }

    .process-list strong {
        display: block;
        font-size: 24px;
        margin-bottom: 8px;
    }

    .process-list p {
        margin: 0;
        color: rgba(255, 255, 255, .72);
    }

/* Content Layout */
.content-grid,
.about-content-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: 42px;
    align-items: start;
}

.content-main {
    padding: 42px;
    border: 1px solid var(--border);
    border-radius: 30px;
    background: white;
    box-shadow: 0 18px 50px rgba(15, 23, 42, .07);
}

    .content-main h2:not(:first-child) {
        margin-top: 42px;
    }

    .content-main p {
        color: var(--zimcor-muted);
        font-size: 18px;
        margin: 0 0 18px;
    }

.content-sidebar,
.about-side {
    position: sticky;
    top: calc(var(--header-height) + 26px);
}

.sidebar-card {
    padding: 28px;
    border-radius: 28px;
    color: white;
    background: radial-gradient(circle at 20% 20%, rgba(24, 174, 202, .28), transparent 34%), linear-gradient(135deg, var(--zimcor-dark-2), var(--zimcor-dark));
    box-shadow: var(--shadow);
}

    .sidebar-card h3 {
        margin: 0 0 12px;
        font-size: 28px;
    }

    .sidebar-card p {
        margin: 0 0 24px;
        color: rgba(255, 255, 255, .76);
    }

    .sidebar-card .btn-primary,
    .sidebar-card .btn-secondary {
        width: 100%;
        margin-top: 12px;
    }

    .sidebar-card .btn-secondary {
        color: white;
        background: rgba(255, 255, 255, .1);
        border-color: rgba(255, 255, 255, .18);
    }

/* Feature Cards */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.feature-card {
    display: flex;
    align-items: center;
    gap: 13px;
    padding: 18px;
    border-radius: 18px;
    background: var(--zimcor-light);
    border: 1px solid var(--border);
}

    .feature-card span {
        width: 13px;
        height: 13px;
        flex: 0 0 13px;
        border-radius: 50%;
        background: linear-gradient(135deg, var(--zimcor-blue), var(--zimcor-blue-2));
    }

    .feature-card strong {
        font-size: 16px;
    }

/* FAQ */
.faq-section {
    margin-top: 48px;
}

.faq-list {
    display: grid;
    gap: 14px;
}

.faq-item {
    border: 1px solid var(--border);
    border-radius: 18px;
    background: white;
    overflow: hidden;
}

    .faq-item summary {
        cursor: pointer;
        padding: 18px 22px;
        font-weight: 900;
        color: var(--zimcor-dark);
    }

    .faq-item p {
        padding: 0 22px 20px;
        margin: 0;
    }

/* About */
.stats-card {
    display: grid;
    gap: 14px;
    padding: 26px;
    border-radius: 28px;
    background: var(--zimcor-light);
    border: 1px solid var(--border);
    box-shadow: 0 18px 50px rgba(15, 23, 42, .07);
}

    .stats-card div {
        padding: 20px;
        border-radius: 20px;
        background: white;
        border: 1px solid var(--border);
    }

    .stats-card strong {
        display: block;
        color: var(--zimcor-blue);
        font-size: 26px;
        line-height: 1.1;
        margin-bottom: 6px;
    }

    .stats-card span {
        display: block;
        color: var(--zimcor-muted);
        font-weight: 700;
    }

/* Contact */
.contact-strip {
    background: var(--zimcor-light);
}

.contact-strip-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.contact-strip p {
    margin: 10px 0 0;
    color: var(--zimcor-muted);
}

.contact-page-grid {
    display: grid;
    grid-template-columns: .9fr 1.1fr;
    gap: 34px;
    align-items: start;
}

.contact-info-panel,
.contact-form-card {
    border-radius: 32px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-soft);
}

.contact-info-panel {
    padding: 34px;
    color: white;
    background: radial-gradient(circle at 20% 15%, rgba(24, 174, 202, .28), transparent 36%), linear-gradient(135deg, var(--zimcor-dark-2), var(--zimcor-dark));
}

    .contact-info-panel h2,
    .contact-form-card h2 {
        margin: 0 0 14px;
        font-size: clamp(30px, 3vw, 44px);
        line-height: 1.15;
    }

    .contact-info-panel p {
        margin: 0 0 26px;
        color: rgba(255, 255, 255, .76);
    }

.contact-methods {
    display: grid;
    gap: 14px;
}

.contact-method {
    display: block;
    padding: 18px 20px;
    border-radius: 20px;
    background: rgba(255, 255, 255, .08);
    border: 1px solid rgba(255, 255, 255, .12);
}

    .contact-method strong {
        display: block;
        margin-bottom: 4px;
        color: white;
        font-size: 16px;
    }

    .contact-method span {
        display: block;
        color: rgba(255, 255, 255, .78);
        direction: ltr;
        text-align: right;
    }

.contact-direct-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 24px;
}

.contact-info-panel .btn-secondary {
    color: white;
    background: rgba(255, 255, 255, .1);
    border-color: rgba(255, 255, 255, .18);
}

.contact-form-card {
    padding: 34px;
    background: white;
}

    .contact-form-card p {
        margin: 0 0 26px;
        color: var(--zimcor-muted);
    }

.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.form-group {
    display: grid;
    gap: 8px;
}

    .form-group.full {
        grid-column: 1 / -1;
    }

    .form-group label {
        font-weight: 900;
        color: var(--zimcor-dark);
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        width: 100%;
        min-height: 52px;
        padding: 13px 15px;
        border-radius: 16px;
        border: 1px solid var(--border);
        outline: none;
        font-size: 16px;
        color: var(--zimcor-dark);
        background: white;
        transition: .2s ease;
    }

    .form-group textarea {
        resize: vertical;
    }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: var(--zimcor-blue);
            box-shadow: 0 0 0 4px rgba(24, 174, 202, .12);
        }

/* Projects */
.project-card-body > span {
    display: inline-flex;
    margin-bottom: 10px;
    color: var(--zimcor-blue);
    font-weight: 900;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 22px;
}

    .project-tags small {
        padding: 7px 11px;
        border-radius: 999px;
        background: var(--zimcor-light);
        color: var(--zimcor-dark);
        font-weight: 800;
    }

.service-detail-image img,
.project-main-image img {
    height: 430px;
}

.project-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.gallery-item {
    display: block;
    overflow: hidden;
    height: 210px;
    border-radius: 20px;
    background: var(--zimcor-light);
    border: 1px solid var(--border);
}

    .gallery-item img {
        transition: .25s ease;
    }

    .gallery-item:hover img {
        transform: scale(1.06);
    }

/* Footer */
.site-footer {
    background: #10242b;
    color: white;
    padding-top: 64px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr .8fr .8fr;
    gap: 42px;
}

.footer-logo {
    width: 220px;
    border-radius: 12px;
    margin-bottom: 18px;
    background: white;
}

.site-footer p {
    color: rgba(255, 255, 255, .72);
    max-width: 520px;
}

.site-footer h3 {
    margin: 0 0 16px;
}

.site-footer a,
.site-footer span {
    display: block;
    color: rgba(255, 255, 255, .78);
    margin-bottom: 10px;
}

    .site-footer a:hover {
        color: var(--zimcor-blue);
    }

.footer-bottom {
    margin-top: 50px;
    padding: 20px 0;
    border-top: 1px solid rgba(255, 255, 255, .1);
    color: rgba(255, 255, 255, .62);
}

.footer-bottom-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    font-size: 14px;
}

.footer-bottom a {
    display: inline;
    margin: 0;
    color: var(--zimcor-blue);
    font-weight: 900;
}

    .footer-bottom a:hover {
        color: white;
    }

/* Floating WhatsApp */
.floating-whatsapp {
    position: fixed;
    left: 22px;
    bottom: 22px;
    z-index: 90;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 20px;
    border-radius: 999px;
    background: #25D366;
    color: white;
    font-weight: 900;
    box-shadow: 0 16px 34px rgba(0, 0, 0, .18);
}

/* Tablet */
@media (max-width: 992px) {
    :root {
        --header-height: 76px;
    }

    .header-inner {
        min-height: 76px;
    }

    .brand img {
        width: 170px;
    }

    .mobile-menu-toggle {
        display: inline-flex;
    }

    .main-nav {
        position: fixed;
        top: 0;
        right: 0;
        z-index: 120;
        width: min(84vw, 360px);
        height: 100vh;
        padding: 96px 24px 24px;
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
        background: white;
        box-shadow: -24px 0 70px rgba(15, 23, 42, .18);
        transform: translateX(105%);
        transition: .25s ease;
    }

        .main-nav.is-open {
            transform: translateX(0);
        }

        .main-nav a {
            padding: 14px 16px;
            border-radius: 16px;
            background: var(--zimcor-light);
            font-size: 17px;
        }

            .main-nav a:hover {
                background: rgba(24, 174, 202, .12);
            }

    .mobile-menu-backdrop {
        position: fixed;
        inset: 0;
        z-index: 110;
        display: block;
        background: rgba(15, 23, 42, .45);
        opacity: 0;
        pointer-events: none;
        transition: .2s ease;
    }

        .mobile-menu-backdrop.is-open {
            opacity: 1;
            pointer-events: auto;
        }

    .hero,
    .page-hero {
        padding: 64px 0;
    }

    .hero-grid,
    .about-hero-grid,
    .service-detail-grid,
    .project-detail-hero-grid,
    .split-section,
    .content-grid,
    .about-content-grid,
    .contact-page-grid {
        grid-template-columns: 1fr;
    }

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

    .content-sidebar,
    .about-side {
        position: static;
    }

    .contact-strip-inner {
        align-items: flex-start;
        flex-direction: column;
    }

    .service-detail-image img,
    .project-main-image img {
        height: 340px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }
}

/* Mobile */
@media (max-width: 576px) {
    .container {
        width: min(100% - 24px, 1180px);
    }

    .header-cta {
        display: none;
    }

    .brand img {
        width: 150px;
    }

    .hero,
    .page-hero,
    .section {
        padding: 52px 0;
    }

        .hero h1,
        .page-hero h1 {
            font-size: 36px;
        }

        .hero p,
        .page-hero p {
            font-size: 17px;
        }

    .hero-card,
    .about-logo-card,
    .content-main,
    .contact-info-panel,
    .contact-form-card {
        padding: 24px 20px;
        border-radius: 24px;
    }

    .services-grid,
    .services-page-grid,
    .projects-grid,
    .feature-grid,
    .project-gallery,
    .contact-form,
    .contact-direct-actions {
        grid-template-columns: 1fr;
    }

    .service-card {
        min-height: auto;
    }

    .service-card-image,
    .project-card-image,
    .gallery-item {
        height: 240px;
    }

    .service-detail-image img,
    .project-main-image img {
        height: 260px;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
    }

    .footer-bottom-inner {
        flex-direction: column;
        text-align: center;
    }

    .floating-whatsapp {
        left: 14px;
        right: 14px;
        bottom: 14px;
    }
}

.error-page {
    max-width: 760px;
    margin: 0 auto;
    text-align: center;
    padding: 60px 0;
}

    .error-page span {
        display: block;
        font-size: 120px;
        line-height: 1;
        font-weight: 900;
        color: var(--zimcor-blue);
        margin-bottom: 20px;
    }

    .error-page h1 {
        margin: 0 0 16px;
        font-size: clamp(34px, 5vw, 60px);
    }

    .error-page p {
        color: var(--zimcor-muted);
        font-size: 20px;
    }

/* Dropdown */
.nav-dropdown {
    position: relative;
}

.nav-dropdown-toggle {
    height: 44px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    border: none;
    color: var(--zimcor-dark);
    font-weight: 800;
    font-size: 16px;
    cursor: pointer;
    transition: .2s ease;
}

    .nav-dropdown-toggle:hover {
        color: var(--zimcor-blue);
    }

    .nav-dropdown-toggle i {
        font-size: 12px;
        transition: .2s ease;
    }

.nav-dropdown:hover .nav-dropdown-toggle i {
    transform: rotate(180deg);
}

.nav-dropdown-menu {
    position: absolute;
    top: calc(100% + 18px);
    right: 0;
    width: 360px;
    background: white;
    border-radius: 24px;
    border: 1px solid rgba(0,0,0,.06);
    box-shadow: 0 20px 50px rgba(0,0,0,.12);
    padding: 16px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: .22s ease;
    z-index: 999;
}

.nav-dropdown:hover .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-dropdown-menu::before {
    content: '';
    position: absolute;
    top: -8px;
    right: 28px;
    width: 16px;
    height: 16px;
    background: white;
    transform: rotate(45deg);
    border-top: 1px solid rgba(0,0,0,.06);
    border-left: 1px solid rgba(0,0,0,.06);
}

.nav-dropdown-menu a {
    display: flex;
    flex-direction: column;
    padding: 14px 16px;
    border-radius: 18px;
    transition: .18s ease;
}

    .nav-dropdown-menu a:hover {
        background: linear-gradient( 135deg, rgba(24,174,202,.10), rgba(24,174,202,.03) );
    }

.nav-dropdown-menu strong {
    color: var(--zimcor-dark);
    font-size: 17px;
    margin-bottom: 4px;
}

.nav-dropdown-menu span {
    color: var(--zimcor-muted);
    font-size: 14px;
    line-height: 1.5;
}