/* ============================================================
   企云软件 - 现代化企业网站模板 
   ============================================================ */

:root {
    --primary: #4F46E5;
    --primary-dark: #4338CA;
    --primary-light: #EEF2FF;
    --secondary: #06B6D4;
    --accent: #F59E0B;
    --dark: #1E293B;
    --gray-900: #0F172A;
    --gray-800: #1E293B;
    --gray-700: #334155;
    --gray-600: #475569;
    --gray-500: #64748B;
    --gray-400: #94A3B8;
    --gray-300: #CBD5E1;
    --gray-200: #E2E8F0;
    --gray-100: #F1F5F9;
    --gray-50: #F8FAFC;
    --white: #FFFFFF;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
    --shadow-md: 0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06);
    --shadow-lg: 0 10px 25px rgba(0,0,0,.08), 0 4px 10px rgba(0,0,0,.05);
    --shadow-xl: 0 20px 50px rgba(0,0,0,.1);
    --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --transition: all 0.3s cubic-bezier(.4,0,.2,1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: var(--font);
    color: var(--gray-700);
    background: var(--white);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; height: auto; display: block; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========== Header / Navigation ========== */
.header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: transparent;
    padding: 16px 0;
    transition: var(--transition);
}
.header.scrolled {
    background: rgba(255,255,255,.97);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-md);
    padding: 10px 0;
}
.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.logo-img { height: 36px; }
.header.scrolled .logo-img { height: 32px; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav-link {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    color: rgba(255,255,255,.9);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}
.header.scrolled .nav-link { color: var(--gray-700); }
.nav-link:hover, .nav-link.active {
    background: var(--primary);
    color: var(--white) !important;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}
.nav-toggle span {
    display: block;
    width: 24px; height: 2px;
    background: var(--white);
    transition: var(--transition);
    border-radius: 2px;
}
.header.scrolled .nav-toggle span { background: var(--dark); }

/* ========== Hero Section ========== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #1E293B 0%, #0F172A 50%, #312E81 100%);
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.hero .container {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 120px 20px 80px;
}
.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(79,70,229,.2);
    border: 1px solid rgba(129,140,248,.3);
    border-radius: 50px;
    color: #A5B4FC;
    font-size: 14px;
    margin-bottom: 28px;
    animation: fadeInUp .6s ease-out;
}
.hero h1 {
    font-size: clamp(36px, 5vw, 60px);
    font-weight: 800;
    color: var(--white);
    line-height: 1.2;
    margin-bottom: 20px;
    animation: fadeInUp .6s ease-out .1s both;
}
.hero h1 span { color: #818CF8; }
.hero p {
    font-size: clamp(16px, 2vw, 20px);
    color: rgba(255,255,255,.7);
    max-width: 680px;
    margin: 0 auto 36px;
    animation: fadeInUp .6s ease-out .2s both;
}
.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp .6s ease-out .3s both;
}
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}
.btn-primary {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(79,70,229,.4);
}
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 6px 25px rgba(79,70,229,.5); color: var(--white); }
.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,.3);
}
.btn-outline:hover { border-color: var(--white); background: rgba(255,255,255,.1); color: var(--white); transform: translateY(-2px); }
.btn-white { background: var(--white); color: var(--primary); }
.btn-white:hover { background: var(--gray-100); transform: translateY(-2px); color: var(--primary-dark); }
.btn-sm { padding: 8px 20px; font-size: 14px; }
.btn-lg { padding: 18px 40px; font-size: 18px; }

/* Hero floating elements */
.hero-shapes .shape {
    position: absolute;
    border-radius: 50%;
    opacity: .08;
    pointer-events: none;
}
.hero-shapes .shape-1 { width: 400px; height: 400px; background: var(--primary); top: -100px; right: -100px; animation: float 8s ease-in-out infinite; }
.hero-shapes .shape-2 { width: 200px; height: 200px; background: var(--secondary); bottom: 50px; left: -50px; animation: float 6s ease-in-out infinite reverse; }
.hero-shapes .shape-3 { width: 300px; height: 300px; background: var(--accent); bottom: -100px; right: 30%; animation: float 10s ease-in-out infinite; }

/* ========== Section Common ========== */
.section { padding: 100px 0; }
.section-alt { background: var(--gray-50); }
.section-dark { background: linear-gradient(135deg, var(--gray-900), var(--dark)); color: var(--white); }

.section-header { text-align: center; margin-bottom: 60px; }
.section-label {
    display: inline-block;
    padding: 6px 16px;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    border-radius: 50px;
    margin-bottom: 16px;
    letter-spacing: 1px;
    text-transform: uppercase;
}
.section-header h2 {
    font-size: clamp(28px, 3.5vw, 40px);
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 12px;
}
.section-dark .section-header h2,
.section-dark .section-header p { color: var(--white); }
.section-dark .section-label { background: rgba(129,140,248,.2); color: #A5B4FC; }
.section-header p {
    font-size: 17px;
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto;
}

/* ========== Stats Section ========== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.stat-item { text-align: center; padding: 30px 20px; }
.stat-item .num {
    font-size: 48px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 8px;
}
.stat-item .label { font-size: 15px; color: var(--gray-500); }
.section-dark .stat-item .num { color: var(--white); }
.section-dark .stat-item .label { color: rgba(255,255,255,.6); }

/* ========== Services Grid ========== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
}
.service-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 36px 28px;
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}
.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}
.service-card .icon {
    font-size: 40px;
    width: 72px; height: 72px;
    display: flex; align-items: center; justify-content: center;
    background: var(--primary-light);
    border-radius: 16px;
    margin-bottom: 20px;
}
.service-card h3 { font-size: 20px; color: var(--dark); margin-bottom: 10px; }
.service-card p { color: var(--gray-500); font-size: 15px; margin-bottom: 16px; line-height: 1.6; }
.service-card .features {
    display: flex; flex-wrap: wrap; gap: 8px;
}
.service-card .features span {
    padding: 4px 12px;
    background: var(--gray-100);
    color: var(--gray-600);
    font-size: 12px;
    border-radius: 50px;
}

/* ========== Case Grid ========== */
.case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 24px;
}
.case-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}
.case-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}
.case-card .case-img {
    position: relative;
    height: 220px;
    background: var(--gray-100);
    overflow: hidden;
}
.case-card .case-img img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: var(--transition);
}
.case-card:hover .case-img img { transform: scale(1.06); }
.case-card .case-img .case-tag {
    position: absolute;
    top: 16px; left: 16px;
    padding: 4px 14px;
    background: var(--primary);
    color: var(--white);
    font-size: 12px;
    border-radius: 50px;
    font-weight: 600;
}
.case-card .case-body { padding: 24px; }
.case-card .case-body h3 { font-size: 18px; color: var(--dark); margin-bottom: 8px; }
.case-card .case-body p { color: var(--gray-500); font-size: 14px; line-height: 1.6; margin-bottom: 12px; }
.case-card .case-meta {
    display: flex; gap: 16px; flex-wrap: wrap;
    font-size: 13px; color: var(--gray-400);
}
.case-card .case-meta span { display: flex; align-items: center; gap: 4px; }

/* ========== Team Grid ========== */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 24px;
}
.team-card {
    text-align: center;
    padding: 32px 20px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}
.team-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}
.team-card .avatar {
    width: 100px; height: 100px;
    border-radius: 50%;
    margin: 0 auto 16px;
    background: var(--gray-200);
    overflow: hidden;
    border: 3px solid var(--primary-light);
}
.team-card .avatar img { width: 100%; height: 100%; object-fit: cover; }
.team-card .avatar-placeholder {
    display: flex; align-items: center; justify-content: center;
    font-size: 36px; color: var(--gray-400);
    width: 100%; height: 100%;
}
.team-card h3 { font-size: 18px; color: var(--dark); margin-bottom: 4px; }
.team-card .position { font-size: 14px; color: var(--primary); font-weight: 500; margin-bottom: 8px; }
.team-card .intro { font-size: 13px; color: var(--gray-500); line-height: 1.6; margin-bottom: 12px; }
.team-card .skills { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; }
.team-card .skills span {
    padding: 2px 10px;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 11px;
    border-radius: 50px;
    font-weight: 500;
}

/* ========== Partner Section ========== */
.partner-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 20px;
    align-items: center;
}
.partner-item {
    padding: 24px 16px;
    background: var(--white);
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
    display: flex; align-items: center; justify-content: center;
    transition: var(--transition);
    min-height: 80px;
}
.partner-item:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow);
}
.partner-item img { max-height: 50px; opacity: .7; transition: var(--transition); }
.partner-item:hover img { opacity: 1; }
.partner-item .partner-name { font-size: 16px; color: var(--gray-600); font-weight: 600; }

/* ========== About section on homepage ========== */
.about-preview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.about-preview .about-img {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}
.about-preview .about-img img { width: 100%; }
.about-preview .about-text h3 { font-size: 28px; color: var(--dark); margin-bottom: 16px; }
.about-preview .about-text p { color: var(--gray-500); margin-bottom: 12px; line-height: 1.8; }
.about-preview .about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-top: 24px;
}
.about-preview .about-stats .mini-stat {
    text-align: center;
    padding: 12px;
    background: var(--primary-light);
    border-radius: var(--radius-sm);
}
.about-preview .about-stats .mini-stat strong { display: block; font-size: 22px; color: var(--primary); }
.about-preview .about-stats .mini-stat span { font-size: 12px; color: var(--gray-500); }

/* ========== CTA Section ========== */
.cta-section {
    text-align: center;
    padding: 80px 0;
}
.cta-section h2 {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 800;
    color: var(--white);
    margin-bottom: 16px;
}
.cta-section p {
    font-size: 18px;
    color: rgba(255,255,255,.7);
    margin-bottom: 32px;
}

/* ========== Page Banner ========== */
.page-banner {
    position: relative;
    min-height: 300px;
    background: linear-gradient(135deg, var(--dark), var(--primary-dark));
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    margin-top: 70px;
}
.page-banner-overlay {
    width: 100%;
    padding: 80px 0;
    background: rgba(15,23,42,.6);
}
.page-banner h1 { font-size: 36px; font-weight: 800; color: var(--white); text-align: center; }

/* ========== Content Pages ========== */
.content-page { padding: 60px 0; }
.content-page .content-inner { max-width: 850px; margin: 0 auto; }
.content-page .content-inner h2 { font-size: 24px; color: var(--dark); margin: 32px 0 16px; }
.content-page .content-inner h3 { font-size: 20px; color: var(--dark); margin: 24px 0 12px; }
.content-page .content-inner p { margin-bottom: 16px; line-height: 1.9; color: var(--gray-600); }
.content-page .content-inner img { border-radius: var(--radius-sm); margin: 20px 0; }
.content-page .content-inner ul, 
.content-page .content-inner ol { margin: 12px 0 16px 20px; color: var(--gray-600); }
.content-page .content-inner li { margin-bottom: 8px; }

/* ========== Product/News List ========== */
.list-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}
.list-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}
.list-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.list-card .list-img {
    height: 200px;
    background: var(--gray-100);
    overflow: hidden;
}
.list-card .list-img img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.list-card:hover .list-img img { transform: scale(1.06); }
.list-card .list-body { padding: 20px; }
.list-card .list-body h3 { font-size: 17px; color: var(--dark); margin-bottom: 8px; }
.list-card .list-body p { font-size: 14px; color: var(--gray-500); line-height: 1.6; }

/* Category tabs */
.category-tabs {
    display: flex; gap: 10px; flex-wrap: wrap;
    margin-bottom: 32px; justify-content: center;
}
.category-tabs a {
    padding: 10px 24px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    background: var(--gray-100);
    color: var(--gray-600);
    transition: var(--transition);
}
.category-tabs a:hover, .category-tabs a.active {
    background: var(--primary);
    color: var(--white);
}

/* Pagination */
.pagination {
    display: flex; justify-content: center; gap: 8px;
    margin-top: 48px; flex-wrap: wrap;
}
.pagination a, .pagination span {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    color: var(--gray-600);
    transition: var(--transition);
}
.pagination a:hover, .pagination a.active { background: var(--primary); color: var(--white); border-color: var(--primary); }

/* ========== Contact Page ========== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}
.contact-info-card { display: flex; flex-direction: column; gap: 20px; }
.contact-info-item {
    display: flex; gap: 16px; align-items: flex-start;
    padding: 20px;
    background: var(--gray-50);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}
.contact-info-item:hover { background: var(--primary-light); }
.contact-info-item .icon {
    width: 48px; height: 48px;
    display: flex; align-items: center; justify-content: center;
    background: var(--primary);
    color: var(--white);
    border-radius: 12px;
    font-size: 20px;
    flex-shrink: 0;
}
.contact-info-item h4 { font-size: 16px; color: var(--dark); margin-bottom: 4px; }
.contact-info-item p { font-size: 14px; color: var(--gray-500); }

.contact-form-card {
    background: var(--white);
    padding: 36px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
}
.contact-form-card h3 { font-size: 22px; color: var(--dark); margin-bottom: 24px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 14px; color: var(--gray-600); font-weight: 500; margin-bottom: 6px; }
.form-group input, 
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-family: var(--font);
    transition: var(--transition);
    background: var(--gray-50);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(79,70,229,.1);
}
.form-group textarea { resize: vertical; min-height: 120px; }

/* ========== Case Detail Page ========== */
.case-detail { padding: 60px 0; }
.case-detail .case-main { max-width: 900px; margin: 0 auto; }
.case-detail .case-cover { border-radius: var(--radius); overflow: hidden; margin-bottom: 32px; box-shadow: var(--shadow-lg); }
.case-detail .case-cover img { width: 100%; }
.case-detail .case-header h1 { font-size: 32px; color: var(--dark); margin-bottom: 16px; }
.case-detail .case-info {
    display: flex; flex-wrap: wrap; gap: 12px;
    margin-bottom: 32px;
}
.case-detail .case-info span {
    padding: 8px 16px;
    background: var(--gray-100);
    border-radius: 50px;
    font-size: 13px;
    color: var(--gray-600);
    display: flex; align-items: center; gap: 6px;
}
.case-detail .case-info span i { color: var(--primary); }
.case-detail .case-content { color: var(--gray-600); line-height: 1.9; }
.case-detail .case-content h2, 
.case-detail .case-content h3 { color: var(--dark); margin: 28px 0 12px; }
.case-detail .case-content p { margin-bottom: 16px; }
.case-detail .case-content img { border-radius: var(--radius-sm); margin: 16px 0; }

/* Related cases */
.related-cases { margin-top: 60px; padding-top: 40px; border-top: 1px solid var(--gray-200); }
.related-cases h3 { font-size: 22px; color: var(--dark); margin-bottom: 24px; }
.related-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.related-grid .related-card {
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: var(--white);
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.related-grid .related-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.related-grid .related-card img { width: 100%; height: 140px; object-fit: cover; }
.related-grid .related-card .related-title { padding: 10px 14px; font-size: 14px; color: var(--dark); }

/* ========== Team Page Full ========== */
.team-category-section { margin-bottom: 60px; }
.team-category-section h3 { font-size: 22px; color: var(--dark); margin-bottom: 24px; padding-bottom: 12px; border-bottom: 3px solid var(--primary); display: inline-block; }

/* ========== Empty state ========== */
.no-data { text-align: center; color: var(--gray-400); padding: 60px 20px; font-size: 16px; }
.no-data i { font-size: 48px; display: block; margin-bottom: 16px; }

/* ========== Footer ========== */
.footer {
    background: var(--gray-900);
    color: rgba(255,255,255,.7);
    padding-top: 64px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
}
.footer-col h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 18px;
}
.footer-col p { font-size: 14px; line-height: 1.8; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: rgba(255,255,255,.6); font-size: 14px; transition: var(--transition); }
.footer-col ul li a:hover { color: var(--white); padding-left: 4px; }
.contact-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; }
.contact-list li i { color: var(--primary); margin-top: 3px; width: 16px; text-align: center; }
.social-links { display: flex; gap: 12px; margin-top: 16px; }
.social-links a {
    width: 38px; height: 38px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(255,255,255,.1);
    color: rgba(255,255,255,.7);
    border-radius: 50%;
    font-size: 18px;
    transition: var(--transition);
}
.social-links a:hover { background: var(--primary); color: var(--white); }
.qr-img { width: 120px; border-radius: var(--radius-sm); margin-bottom: 8px; }
.footer-qr p { font-size: 13px; text-align: center; }

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.08);
    padding: 24px 0;
    text-align: center;
}
.footer-bottom p { font-size: 13px; color: rgba(255,255,255,.35); }
.footer-bottom a { color: rgba(255,255,255,.35); }

/* ========== Swiper overrides ========== */
.swiper-container { width: 100%; height: 400px; }
.swiper-container img { width: 100%; height: 400px; object-fit: cover; }
.swiper-pagination-bullet { background: var(--white); opacity: .6; }
.swiper-pagination-bullet-active { background: var(--primary); opacity: 1; }

/* ========== Animations ========== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .about-preview { grid-template-columns: 1fr; gap: 36px; }
    .contact-grid { grid-template-columns: 1fr; }
    .related-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-toggle { display: flex; }
    .nav {
        display: none;
        position: absolute;
        top: 100%; left: 0; right: 0;
        background: var(--white);
        padding: 16px;
        flex-direction: column;
        box-shadow: var(--shadow-lg);
        border-radius: 0 0 var(--radius) var(--radius);
    }
    .nav.open { display: flex; }
    .nav-link { color: var(--gray-700) !important; padding: 12px 16px; }
    .nav-link:hover, .nav-link.active { background: var(--primary); color: var(--white) !important; }
    
    .hero h1 { font-size: 32px; }
    .hero p { font-size: 16px; }
    .hero-actions { flex-direction: column; align-items: center; }
    
    .section { padding: 60px 0; }
    .services-grid, .case-grid { grid-template-columns: 1fr; }
    .team-grid { grid-template-columns: repeat(2, 1fr); }
    .partner-grid { grid-template-columns: repeat(3, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr; }
    .list-grid { grid-template-columns: 1fr; }
    .about-preview .about-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
    .team-grid { grid-template-columns: 1fr; }
    .partner-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid { grid-template-columns: 1fr; }
    .related-grid { grid-template-columns: 1fr; }
}