/* ===== Global Variables ===== */
:root {
    --primary: #0E7C3A;
    --primary-dark: #0a5c2b;
    --primary-light: #e8f5e9;
    --primary-gradient: linear-gradient(135deg, #0E7C3A 0%, #0a5c2b 100%);
    --accent: #FF6B00;
    --accent-dark: #e55a00;
    --accent-light: #fff3e0;
    --dark: #1a1a2e;
    --gray-900: #212529;
    --gray-700: #495057;
    --gray-500: #6c757d;
    --gray-300: #dee2e6;
    --gray-100: #f8f9fa;
    --white: #ffffff;
    --zalo: #0E7C3A;
    --shadow: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
    --radius: 12px;
    --radius-lg: 20px;
    --transition: all 0.3s ease;
}

/* ===== Reset ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--gray-900);
    line-height: 1.6;
    background: var(--white);
    overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input, select, textarea { font-family: inherit; }

/* ===== Layout ===== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section { padding: 80px 0; }
.section-header { text-align: center; margin-bottom: 50px; }
.section-tag {
    display: inline-block; background: rgba(14,124,58,0.1); color: var(--primary);
    padding: 6px 16px; border-radius: 50px; font-size: 14px; font-weight: 600; margin-bottom: 15px;
}
.section-title { font-size: 32px; font-weight: 800; color: var(--dark); margin-bottom: 15px; line-height: 1.3; }
.section-desc { font-size: 17px; color: var(--gray-500); max-width: 650px; margin: 0 auto; }

/* ===== Buttons ===== */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 14px 32px; border-radius: 50px; font-weight: 600; font-size: 16px;
    cursor: pointer; transition: var(--transition); border: none; white-space: nowrap;
}
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 5px 20px rgba(14,124,58,0.4); }
.btn-accent { background: var(--accent); color: white; }
.btn-accent:hover { background: var(--accent-dark); transform: translateY(-2px); box-shadow: 0 5px 20px rgba(255,107,0,0.4); }
.btn-outline { background: transparent; color: var(--primary); border: 2px solid var(--primary); }
.btn-outline:hover { background: var(--primary); color: white; }
.btn-outline-accent { background: transparent; color: var(--accent); border: 2px solid var(--accent); }
.btn-outline-accent:hover { background: var(--accent); color: white; }
.btn-outline-white { background: transparent; color: white; border: 2px solid white; }
.btn-outline-white:hover { background: white; color: var(--primary); }
.btn-lg { padding: 16px 40px; font-size: 17px; }
.btn-sm { padding: 10px 20px; font-size: 14px; }

/* ===== Navigation ===== */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(255,255,255,0.95); backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; color: var(--primary); }
.logo-icon { width: 36px; height: 36px; background: var(--primary); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: white; font-size: 14px; font-weight: 800; }
.logo span { color: var(--dark); }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a { font-weight: 500; font-size: 15px; color: var(--gray-700); transition: var(--transition); position: relative; }
.nav-links a:hover, .nav-links a.active { color: var(--primary); }
.nav-links a.active::after { content: ''; position: absolute; bottom: -5px; left: 0; right: 0; height: 2px; background: var(--primary); border-radius: 2px; }
.nav-cta { background: var(--accent); color: white !important; padding: 10px 24px; border-radius: 50px; font-weight: 600 !important; }
.nav-cta:hover { background: var(--accent-dark); color: white !important; transform: none; }
.nav-cta::after { display: none !important; }
.mobile-toggle { display: none; font-size: 24px; color: var(--dark); }

/* ===== Page Header (Inner Pages) ===== */
.page-header {
    background: var(--primary-gradient);
    color: white; padding: 120px 0 60px; text-align: center; position: relative; overflow: hidden;
}
.page-header::before {
    content: ''; position: absolute; top: -50%; right: -20%; width: 60%; height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
}
.page-header::after {
    content: ''; position: absolute; bottom: -30%; left: -10%; width: 40%; height: 100%;
    background: radial-gradient(circle, rgba(255,107,0,0.15) 0%, transparent 70%);
}
.page-header h1 { font-size: 38px; font-weight: 800; margin-bottom: 15px; position: relative; }
.page-header p { font-size: 18px; opacity: 0.9; max-width: 600px; margin: 0 auto; position: relative; }
.breadcrumb { margin-top: 20px; font-size: 14px; opacity: 0.8; position: relative; }
.breadcrumb a { color: white; }
.breadcrumb span { margin: 0 8px; }

/* ===== Hero (Homepage) ===== */
.hero {
    background: var(--primary-gradient);
    color: white; padding: 120px 0 80px; position: relative; overflow: hidden;
}
.hero::before {
    content: ''; position: absolute; top: -50%; right: -20%; width: 60%; height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.12) 0%, transparent 70%);
}
.hero::after {
    content: ''; position: absolute; bottom: -30%; left: -10%; width: 50%; height: 120%;
    background: radial-gradient(circle, rgba(255,107,0,0.2) 0%, transparent 70%);
}
.hero-pattern {
    position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(255,255,255,0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255,255,255,0.05) 0%, transparent 50%);
    pointer-events: none;
}
.hero-content { position: relative; z-index: 1; display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center; }
.hero h1 { font-size: 42px; font-weight: 800; line-height: 1.2; margin-bottom: 20px; }
.hero h1 span { color: #FFD700; }
.hero p { font-size: 18px; opacity: 0.9; margin-bottom: 30px; }
.hero-buttons { display: flex; gap: 15px; flex-wrap: wrap; margin-bottom: 30px; }
.hero-quick-form {
    background: rgba(255,255,255,0.15); backdrop-filter: blur(15px);
    padding: 20px; border-radius: var(--radius); display: flex; gap: 10px;
    border: 1px solid rgba(255,255,255,0.2);
}
.hero-quick-form input {
    flex: 1; padding: 12px 15px; border: none; border-radius: 8px;
    font-size: 14px; background: rgba(255,255,255,0.9);
}
.hero-quick-form button {
    padding: 12px 24px; background: var(--accent); color: white;
    border-radius: 8px; font-weight: 600; font-size: 14px;
}
.hero-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.stat-card {
    background: rgba(255,255,255,0.12); backdrop-filter: blur(15px);
    padding: 25px; border-radius: var(--radius); text-align: center;
    border: 1px solid rgba(255,255,255,0.15);
}
.stat-number { font-size: 36px; font-weight: 800; color: #FFD700; }
.stat-label { font-size: 14px; opacity: 0.9; margin-top: 5px; }

/* ===== Hot Model ===== */
.hot-model { background: var(--gray-100); }
.hot-card {
    background: white; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg);
    display: grid; grid-template-columns: 1fr 1fr; align-items: center;
}
.hot-image { background: linear-gradient(135deg, #e8f5e9, #c8e6c9); padding: 40px; display: flex; align-items: center; justify-content: center; min-height: 350px; }
.hot-image img { max-height: 280px; object-fit: contain; border-radius: 8px; }
.hot-content { padding: 40px; }
.hot-badge { display: inline-block; background: var(--accent); color: white; padding: 5px 14px; border-radius: 50px; font-size: 13px; font-weight: 600; margin-bottom: 15px; }
.hot-content h3 { font-size: 28px; font-weight: 800; margin-bottom: 10px; }
.hot-content .subtitle { color: var(--gray-500); margin-bottom: 20px; }
.hot-features { margin-bottom: 25px; }
.hot-features li { padding: 8px 0; display: flex; align-items: center; gap: 10px; color: var(--gray-700); }
.hot-features li::before { content: '✓'; color: var(--primary); font-weight: bold; }
.hot-price { display: flex; align-items: baseline; gap: 15px; margin-bottom: 25px; flex-wrap: wrap; }
.hot-price .fob { font-size: 32px; font-weight: 800; color: var(--primary); }
.hot-price .fob-vnd { font-size: 16px; color: var(--primary-dark); font-weight: 600; }
.hot-price .market { font-size: 18px; color: var(--gray-500); text-decoration: line-through; }
.hot-price .save { background: #ffebee; color: #c62828; padding: 4px 10px; border-radius: 6px; font-size: 13px; font-weight: 600; }

/* ===== Filter Bar ===== */
.filter-bar { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 20px; justify-content: center; }
.filter-btn {
    padding: 8px 20px; border: 2px solid var(--gray-300); background: white; border-radius: 50px;
    font-size: 14px; font-weight: 500; transition: var(--transition); color: var(--gray-700);
}
.filter-btn:hover { border-color: var(--primary); color: var(--primary); }
.filter-btn.active { background: var(--primary); color: white; border-color: var(--primary); }
.price-filter { display: flex; align-items: center; justify-content: center; gap: 15px; margin-bottom: 30px; flex-wrap: wrap; }
.price-filter label { font-size: 14px; font-weight: 600; color: var(--gray-700); }
.price-filter select {
    padding: 8px 15px; border: 2px solid var(--gray-300); border-radius: 8px;
    font-size: 14px; background: white; cursor: pointer;
}

/* ===== Car Grid ===== */
.car-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 25px; }
.car-card {
    background: white; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow);
    transition: var(--transition); border: 1px solid var(--gray-100); display: flex; flex-direction: column;
}
.car-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.car-image {
    height: 220px; background: var(--gray-100); position: relative; overflow: hidden;
    aspect-ratio: 4/3; height: auto;
}
.car-image img {
    width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s;
}
.car-card:hover .car-image img { transform: scale(1.05); }
.car-tag { position: absolute; top: 12px; left: 12px; padding: 4px 10px; border-radius: 6px; font-size: 11px; font-weight: 700; color: white; z-index: 2; }
.tag-hot { background: var(--accent); }
.tag-new { background: #2196F3; }
.tag-best { background: #9C27B0; }
.tag-flagship { background: var(--dark); }
.car-sold {
    position: absolute; top: 12px; right: 12px; background: rgba(0,0,0,0.6);
    color: white; padding: 4px 10px; border-radius: 6px; font-size: 11px; font-weight: 600; z-index: 2;
}
.car-body { padding: 20px; flex: 1; display: flex; flex-direction: column; }
.car-name { font-size: 17px; font-weight: 700; margin-bottom: 5px; color: var(--dark); }
.car-name-cn { font-size: 13px; color: var(--gray-500); margin-bottom: 12px; }
.car-specs { display: flex; gap: 8px; margin-bottom: 15px; flex-wrap: wrap; }
.spec-item { font-size: 12px; background: var(--gray-100); padding: 4px 10px; border-radius: 6px; color: var(--gray-700); }
.spec-item.bev { background: var(--primary-light); color: var(--primary); }
.spec-item.dmi { background: var(--accent-light); color: var(--accent-dark); }
.car-prices { margin-bottom: 15px; }
.car-price-main { display: flex; align-items: baseline; gap: 10px; }
.car-fob { font-size: 20px; font-weight: 800; color: var(--primary); }
.car-fob-vnd { font-size: 13px; color: var(--primary-dark); font-weight: 600; }
.car-market { font-size: 13px; color: var(--gray-500); text-decoration: line-through; margin-top: 2px; }
.car-actions { display: flex; gap: 8px; margin-top: auto; }
.car-btn { flex: 1; padding: 10px; border-radius: 8px; font-size: 13px; font-weight: 600; transition: var(--transition); text-align: center; }
.car-btn-detail { background: transparent; color: var(--accent); border: 2px solid var(--accent); }
.car-btn-detail:hover { background: var(--accent); color: white; }
.car-btn-zalo { background: var(--zalo); color: white; }
.car-btn-zalo:hover { background: var(--primary-dark); }

/* ===== FOB Section ===== */
.fob-section { background: var(--dark); color: white; position: relative; overflow: hidden; }
.fob-section::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(14,124,58,0.2) 0%, transparent 50%);
}
.fob-section .section-title { color: white; }
.fob-section .section-desc { color: rgba(255,255,255,0.7); }
.fob-section .section-tag { background: rgba(255,255,255,0.15); color: #FFD700; }
.fob-flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin: 50px 0; position: relative; z-index: 1; }
.fob-step { text-align: center; position: relative; }
.fob-step-icon {
    width: 70px; height: 70px; background: var(--primary-gradient); border-radius: 50%;
    display: flex; align-items: center; justify-content: center; margin: 0 auto 15px; font-size: 28px;
    box-shadow: 0 5px 20px rgba(14,124,58,0.3);
}
.fob-step h4 { font-size: 16px; margin-bottom: 8px; }
.fob-step p { font-size: 13px; color: rgba(255,255,255,0.6); }
.fob-responsibility { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; margin-top: 40px; position: relative; z-index: 1; }
.resp-card { background: rgba(255,255,255,0.05); padding: 30px; border-radius: var(--radius); border: 1px solid rgba(255,255,255,0.1); }
.resp-card h4 { font-size: 20px; margin-bottom: 20px; display: flex; align-items: center; gap: 10px; }
.resp-card.a h4 { color: #4CAF50; }
.resp-card.b h4 { color: #FF9800; }
.resp-list li { padding: 10px 0; font-size: 14px; color: rgba(255,255,255,0.8); border-bottom: 1px solid rgba(255,255,255,0.05); display: flex; gap: 10px; }
.resp-list li:last-child { border-bottom: none; }

/* ===== Features Grid ===== */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 25px; }
.feature-card { background: white; padding: 35px 25px; border-radius: var(--radius); box-shadow: var(--shadow); text-align: center; transition: var(--transition); border-top: 4px solid var(--primary); }
.feature-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.feature-icon { font-size: 40px; margin-bottom: 15px; }
.feature-card h4 { font-size: 18px; font-weight: 700; margin-bottom: 10px; color: var(--dark); }
.feature-card p { font-size: 14px; color: var(--gray-500); }

/* ===== Certifications ===== */
.cert-section { background: var(--gray-100); }
.cert-showcase { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 40px; }
.cert-item {
    background: white; padding: 25px; border-radius: var(--radius); text-align: center;
    box-shadow: var(--shadow); transition: var(--transition);
}
.cert-item:hover { transform: translateY(-3px); }
.cert-icon { font-size: 36px; margin-bottom: 10px; }
.cert-item h5 { font-size: 14px; font-weight: 600; margin-bottom: 5px; }
.cert-item p { font-size: 12px; color: var(--gray-500); }

/* ===== Tax Table ===== */
.tax-section { background: var(--gray-100); }
.tax-table { width: 100%; border-collapse: collapse; background: white; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); margin: 30px 0; }
.tax-table th { background: var(--primary); color: white; padding: 15px; text-align: left; font-weight: 600; }
.tax-table td { padding: 15px; border-bottom: 1px solid var(--gray-100); }
.tax-table tr:last-child td { border-bottom: none; }
.tax-note { background: var(--accent-light); border-left: 4px solid var(--accent); padding: 20px; border-radius: 8px; margin-top: 20px; }
.tax-note strong { color: var(--accent-dark); }

/* ===== Process Steps ===== */
.process-steps { display: grid; grid-template-columns: repeat(6, 1fr); gap: 15px; }
.process-step { text-align: center; position: relative; }
.process-num { width: 50px; height: 50px; background: var(--primary-gradient); color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 18px; margin: 0 auto 12px; box-shadow: 0 4px 15px rgba(14,124,58,0.3); }
.process-step h5 { font-size: 14px; font-weight: 600; margin-bottom: 5px; }
.process-step p { font-size: 12px; color: var(--gray-500); }

/* ===== Testimonials ===== */
.testimonials-section { background: var(--gray-100); }
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 25px; }
.testimonial-card {
    background: white; padding: 30px; border-radius: var(--radius); box-shadow: var(--shadow);
    border-left: 4px solid var(--primary);
}
.testimonial-stars { color: #FFD700; font-size: 18px; margin-bottom: 15px; }
.testimonial-text { font-size: 15px; color: var(--gray-700); margin-bottom: 20px; font-style: italic; line-height: 1.7; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.author-avatar { width: 45px; height: 45px; border-radius: 50%; background: var(--primary-gradient); color: white; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 16px; }
.author-info h5 { font-size: 15px; font-weight: 600; }
.author-info p { font-size: 13px; color: var(--gray-500); }
.testimonial-proof {
    margin-top: 15px; padding: 10px; background: var(--gray-100); border-radius: 8px;
    font-size: 12px; color: var(--gray-500); display: flex; align-items: center; gap: 8px;
}

/* ===== FAQ ===== */
.faq-section { background: var(--gray-100); }
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { background: white; border-radius: var(--radius); margin-bottom: 12px; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.04); }
.faq-question { padding: 20px 25px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; font-weight: 600; font-size: 16px; transition: var(--transition); }
.faq-question:hover { color: var(--primary); }
.faq-question .icon { transition: transform 0.3s; font-size: 20px; color: var(--primary); }
.faq-item.active .faq-question .icon { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; padding: 0 25px; }
.faq-item.active .faq-answer { max-height: 400px; padding: 0 25px 20px; }
.faq-answer p { color: var(--gray-700); font-size: 15px; line-height: 1.7; }

/* ===== Contact Section ===== */
.contact-section { background: var(--primary-gradient); color: white; position: relative; overflow: hidden; }
.contact-section::before {
    content: ''; position: absolute; top: -50%; right: -20%; width: 60%; height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
}
.contact-section .section-title { color: white; }
.contact-section .section-desc { color: rgba(255,255,255,0.8); }
.contact-section .section-tag { background: rgba(255,255,255,0.15); color: #FFD700; }
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 40px; align-items: start; position: relative; z-index: 1; }
.contact-info h3 { font-size: 24px; margin-bottom: 25px; }
.contact-item { display: flex; gap: 15px; margin-bottom: 20px; align-items: flex-start; }
.contact-icon { width: 45px; height: 45px; background: rgba(255,255,255,0.2); border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 20px; flex-shrink: 0; }
.contact-item h5 { font-size: 14px; opacity: 0.8; margin-bottom: 3px; }
.contact-item p { font-size: 16px; font-weight: 600; }
.contact-form { background: white; padding: 35px; border-radius: var(--radius); color: var(--dark); box-shadow: var(--shadow-lg); }
.contact-form h3 { font-size: 22px; margin-bottom: 25px; color: var(--dark); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; margin-bottom: 15px; }
.form-group { margin-bottom: 15px; }
.form-group label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 6px; color: var(--gray-700); }
.form-group label .required { color: var(--accent); }
.form-group input, .form-group select, .form-group textarea {
    width: 100%; padding: 12px 15px; border: 2px solid var(--gray-300); border-radius: 8px;
    font-size: 14px; transition: border-color 0.3s; color: var(--gray-900);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--primary); }
.form-group textarea { resize: vertical; min-height: 100px; }
.form-submit { width: 100%; padding: 14px; background: var(--accent); color: white; border-radius: 8px; font-size: 16px; font-weight: 700; transition: background 0.3s; }
.form-submit:hover { background: var(--accent-dark); }
.form-note { font-size: 12px; color: var(--gray-500); text-align: center; margin-top: 12px; }
.form-success { background: #e8f5e9; color: var(--primary-dark); padding: 15px; border-radius: 8px; text-align: center; margin-bottom: 20px; display: none; }
.form-success.show { display: block; }

/* ===== About Page ===== */
.about-hero { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; margin-bottom: 60px; }
.about-hero-image { background: var(--gray-100); border-radius: var(--radius-lg); padding: 40px; display: flex; align-items: center; justify-content: center; min-height: 350px; }
.about-hero-image img { max-height: 300px; border-radius: 8px; }
.about-hero h2 { font-size: 32px; font-weight: 800; margin-bottom: 20px; color: var(--dark); }
.about-hero p { font-size: 16px; color: var(--gray-700); margin-bottom: 15px; line-height: 1.8; }
.about-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin: 50px 0; }
.about-stat { text-align: center; padding: 25px; background: var(--gray-100); border-radius: var(--radius); }
.about-stat .number { font-size: 36px; font-weight: 800; color: var(--primary); }
.about-stat .label { font-size: 14px; color: var(--gray-500); margin-top: 5px; }
.about-values { display: grid; grid-template-columns: repeat(3, 1fr); gap: 25px; }
.value-card { padding: 30px; background: white; border-radius: var(--radius); box-shadow: var(--shadow); border-left: 4px solid var(--primary); }
.value-card h4 { font-size: 18px; font-weight: 700; margin-bottom: 10px; color: var(--dark); }
.value-card p { font-size: 14px; color: var(--gray-500); }
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 25px; }
.team-card { text-align: center; }
.team-avatar { width: 120px; height: 120px; border-radius: 50%; background: var(--primary-light); margin: 0 auto 15px; display: flex; align-items: center; justify-content: center; font-size: 40px; }
.team-card h5 { font-size: 16px; font-weight: 700; margin-bottom: 5px; }
.team-card p { font-size: 13px; color: var(--gray-500); }
.cert-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cert-card { padding: 25px; background: white; border-radius: var(--radius); box-shadow: var(--shadow); text-align: center; }
.cert-icon { font-size: 36px; margin-bottom: 10px; }
.cert-card h5 { font-size: 15px; font-weight: 600; margin-bottom: 5px; }
.cert-card p { font-size: 12px; color: var(--gray-500); }

/* ===== Car Detail Page ===== */
.car-detail-hero { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: start; margin-bottom: 50px; }
.car-detail-gallery { background: var(--gray-100); border-radius: var(--radius-lg); padding: 30px; }
.car-detail-main-image { width: 100%; height: 350px; display: flex; align-items: center; justify-content: center; margin-bottom: 15px; }
.car-detail-main-image img { max-height: 320px; border-radius: 8px; object-fit: contain; }
.car-detail-thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.car-detail-thumb { height: 70px; background: white; border-radius: 8px; display: flex; align-items: center; justify-content: center; cursor: pointer; border: 2px solid transparent; transition: var(--transition); padding: 5px; }
.car-detail-thumb.active { border-color: var(--primary); }
.car-detail-thumb img { max-height: 55px; border-radius: 4px; object-fit: contain; }
.car-detail-info h1 { font-size: 28px; font-weight: 800; margin-bottom: 8px; color: var(--dark); }
.car-detail-subtitle { font-size: 15px; color: var(--gray-500); margin-bottom: 20px; }
.car-detail-tags { display: flex; gap: 8px; margin-bottom: 25px; flex-wrap: wrap; }
.car-detail-price-box { background: linear-gradient(135deg, var(--primary-light), #c8e6c9); padding: 25px; border-radius: var(--radius); margin-bottom: 25px; }
.price-row { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid rgba(0,0,0,0.05); font-size: 14px; }
.price-row:last-child { border-bottom: none; font-weight: 700; font-size: 18px; color: var(--primary); padding-top: 12px; }
.price-vnd { font-size: 12px; color: var(--primary-dark); font-weight: 600; }
.car-detail-cta { display: flex; gap: 12px; margin-bottom: 25px; }
.car-detail-cta .btn { flex: 1; }
.car-detail-specs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.detail-spec { background: var(--gray-100); padding: 15px; border-radius: 8px; }
.detail-spec .label { font-size: 12px; color: var(--gray-500); margin-bottom: 5px; }
.detail-spec .value { font-size: 15px; font-weight: 600; color: var(--dark); }
.detail-section { margin-bottom: 50px; }
.detail-section h3 { font-size: 22px; font-weight: 700; margin-bottom: 20px; color: var(--dark); padding-bottom: 10px; border-bottom: 2px solid var(--primary); display: inline-block; }
.detail-features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
.detail-feature { padding: 15px; background: var(--gray-100); border-radius: 8px; font-size: 14px; display: flex; align-items: center; gap: 8px; }
.detail-feature::before { content: '✓'; color: var(--primary); font-weight: bold; }
.compare-table { width: 100%; border-collapse: collapse; background: white; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.compare-table th { background: var(--primary); color: white; padding: 12px 15px; text-align: left; font-size: 14px; }
.compare-table td { padding: 12px 15px; border-bottom: 1px solid var(--gray-100); font-size: 14px; }
.compare-table tr:last-child td { border-bottom: none; }
.compare-table .highlight { background: var(--primary-light); font-weight: 600; }
.related-cars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

/* ===== Sticky Bottom Bar (Car Detail) ===== */
.sticky-bottom-bar {
    position: fixed; bottom: 0; left: 0; right: 0; z-index: 998;
    background: white; box-shadow: 0 -4px 20px rgba(0,0,0,0.1);
    padding: 15px 20px; display: none;
}
.sticky-bottom-bar.show { display: block; }
.sticky-bar-inner {
    max-width: 1200px; margin: 0 auto; display: flex;
    align-items: center; justify-content: space-between; gap: 20px;
}
.sticky-price { display: flex; flex-direction: column; }
.sticky-price .main { font-size: 22px; font-weight: 800; color: var(--primary); }
.sticky-price .sub { font-size: 13px; color: var(--gray-500); }
.sticky-actions { display: flex; gap: 10px; }

/* ===== Footer ===== */
.footer { background: var(--dark); color: rgba(255,255,255,0.7); padding: 60px 0 20px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand h4 { color: white; font-size: 20px; margin-bottom: 15px; }
.footer-brand p { font-size: 14px; line-height: 1.7; margin-bottom: 15px; }
.footer-social { display: flex; gap: 12px; margin-top: 15px; }
.footer-social a { width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,0.1); display: flex; align-items: center; justify-content: center; font-size: 16px; transition: var(--transition); }
.footer-social a:hover { background: var(--primary); transform: translateY(-3px); }
.footer-col h5 { color: white; font-size: 16px; margin-bottom: 18px; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { font-size: 14px; transition: var(--transition); }
.footer-col a:hover { color: var(--primary); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 20px; text-align: center; font-size: 13px; }

/* ===== Floating Buttons ===== */
.floating-buttons { position: fixed; bottom: 25px; right: 25px; z-index: 999; display: flex; flex-direction: column; gap: 12px; }
.float-btn { width: 55px; height: 55px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 24px; color: white; box-shadow: 0 4px 15px rgba(0,0,0,0.2); transition: var(--transition); }
.float-btn:hover { transform: scale(1.1); }
.float-zalo { background: var(--zalo); }
.float-whatsapp { background: #25D366; }
.float-wechat { background: #07C160; }
.float-phone { background: var(--accent); }
.float-close {
    position: absolute; top: -8px; right: -8px; width: 22px; height: 22px;
    background: var(--gray-700); border-radius: 50%; font-size: 12px;
    display: none; align-items: center; justify-content: center; cursor: pointer;
}

/* ===== Pagination ===== */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 40px; }
.pagination a { width: 40px; height: 40px; border-radius: 8px; background: white; border: 1px solid var(--gray-300); display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 600; transition: var(--transition); }
.pagination a:hover, .pagination a.active { background: var(--primary); color: white; border-color: var(--primary); }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .hero-content { grid-template-columns: 1fr; }
    .car-grid { grid-template-columns: repeat(2, 1fr); }
    .fob-flow { grid-template-columns: repeat(2, 1fr); }
    .fob-responsibility { grid-template-columns: 1fr; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .process-steps { grid-template-columns: repeat(3, 1fr); gap: 25px; }
    .testimonials-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .hot-card { grid-template-columns: 1fr; }
    .about-hero { grid-template-columns: 1fr; }
    .about-stats { grid-template-columns: repeat(2, 1fr); }
    .about-values { grid-template-columns: 1fr; }
    .team-grid { grid-template-columns: repeat(2, 1fr); }
    .cert-grid { grid-template-columns: repeat(2, 1fr); }
    .cert-showcase { grid-template-columns: repeat(2, 1fr); }
    .car-detail-hero { grid-template-columns: 1fr; }
    .detail-features { grid-template-columns: repeat(2, 1fr); }
    .related-cars { grid-template-columns: repeat(2, 1fr); }
    .hero-quick-form { flex-direction: column; }
}
@media (max-width: 768px) {
    .nav-links { display: none; position: absolute; top: 70px; left: 0; right: 0; background: white; flex-direction: column; padding: 20px; box-shadow: var(--shadow); gap: 15px; }
    .nav-links.active { display: flex; }
    .mobile-toggle { display: block; }
    .hero { padding: 100px 0 60px; }
    .hero h1 { font-size: 28px; }
    .hero p { font-size: 16px; }
    .hero-stats { grid-template-columns: repeat(2, 1fr); }
    .stat-number { font-size: 28px; }
    .section { padding: 50px 0; }
    .section-title { font-size: 24px; }
    .page-header { padding: 100px 0 40px; }
    .page-header h1 { font-size: 28px; }
    .car-grid { grid-template-columns: 1fr; }
    .features-grid { grid-template-columns: 1fr; }
    .process-steps { grid-template-columns: repeat(2, 1fr); }
    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .fob-flow { grid-template-columns: 1fr; }
    .about-stats { grid-template-columns: repeat(2, 1fr); }
    .team-grid { grid-template-columns: repeat(2, 1fr); }
    .cert-grid { grid-template-columns: 1fr; }
    .cert-showcase { grid-template-columns: 1fr; }
    .car-detail-specs { grid-template-columns: 1fr; }
    .detail-features { grid-template-columns: 1fr; }
    .related-cars { grid-template-columns: 1fr; }
    .car-detail-cta { flex-direction: column; }
    .hot-content { padding: 25px; }
    .hot-content h3 { font-size: 22px; }
    .hot-price .fob { font-size: 26px; }
    .sticky-bar-inner { flex-direction: column; align-items: stretch; }
    .sticky-actions { flex-direction: column; }
    .floating-buttons { bottom: 15px; right: 15px; }
    .float-btn { width: 48px; height: 48px; font-size: 20px; }
}

/* ===== Contact Page Redesign ===== */
.contact-info-title {
    font-size: 26px;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 8px;
}
.contact-info-subtitle {
    font-size: 15px;
    color: var(--gray-500);
    margin-bottom: 30px;
}
.contact-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 25px;
}
.contact-card {
    background: white;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    padding: 20px;
    display: flex;
    gap: 14px;
    align-items: flex-start;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.contact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary);
}
.contact-card-zalo::before { background: var(--primary); }
.contact-card-wechat::before { background: #07C160; }
.contact-card-email::before { background: var(--accent); }
.contact-card-phone::before { background: #1976d2; }
.contact-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.contact-card-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
    background: var(--primary-light);
}
.contact-card-zalo .contact-card-icon { background: var(--primary-light); }
.contact-card-wechat .contact-card-icon { background: #e8f5e9; }
.contact-card-email .contact-card-icon { background: var(--accent-light); }
.contact-card-phone .contact-card-icon { background: #e3f2fd; }
.contact-card-content { flex: 1; min-width: 0; }
.contact-card-content h5 {
    font-size: 13px;
    color: var(--gray-500);
    font-weight: 500;
    margin-bottom: 4px;
}
.contact-card-value {
    font-size: 15px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
    word-break: break-all;
}
.contact-card-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}
.contact-link {
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
    transition: var(--transition);
}
.contact-link:hover { color: var(--primary-dark); text-decoration: underline; }
.contact-link-static {
    color: var(--gray-500);
    cursor: default;
}
.contact-link-static:hover { text-decoration: none; color: var(--gray-500); }
.contact-info-extra {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 25px;
}
.contact-extra-item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    padding: 16px;
    background: var(--gray-100);
    border-radius: var(--radius);
}
.contact-extra-icon {
    font-size: 20px;
    flex-shrink: 0;
}
.contact-extra-item h6 {
    font-size: 13px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
}
.contact-extra-item p {
    font-size: 13px;
    color: var(--gray-700);
    line-height: 1.5;
}
.contact-extra-note {
    font-size: 12px !important;
    color: var(--gray-500) !important;
    margin-top: 2px;
}
.contact-quick-response {
    background: linear-gradient(135deg, var(--primary-light), #e8f5e9);
    border-radius: var(--radius);
    padding: 20px;
    display: flex;
    gap: 14px;
    align-items: center;
    margin-bottom: 25px;
    border: 1px solid rgba(14,124,58,0.15);
}
.contact-quick-icon {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}
.contact-quick-response h5 {
    font-size: 15px;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 4px;
}
.contact-quick-response p {
    font-size: 13px;
    color: var(--gray-700);
    line-height: 1.5;
}
.contact-faq-quick {
    background: white;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    padding: 20px;
}
.contact-faq-quick h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 15px;
}
.faq-quick-item {
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-100);
}
.faq-quick-item:last-child { border-bottom: none; padding-bottom: 0; }
.faq-quick-item:first-child { padding-top: 0; }
.faq-quick-item strong {
    font-size: 14px;
    color: var(--dark);
    display: block;
    margin-bottom: 4px;
}
.faq-quick-item p {
    font-size: 13px;
    color: var(--gray-600);
    line-height: 1.5;
}

/* ===== Footer Social WeChat ===== */
.footer-social a {
    transition: var(--transition);
}
.footer-social a:hover {
    transform: translateY(-3px);
}

/* ===== Responsive Contact ===== */
@media (max-width: 768px) {
    .contact-cards { grid-template-columns: 1fr; }
    .contact-info-extra { grid-template-columns: 1fr; }
}

/* ===== QR Code Showcase ===== */
.qr-showcase {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 25px;
}
.qr-card {
    background: white;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-lg);
    padding: 20px;
    text-align: center;
    transition: var(--transition);
}
.qr-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.qr-card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    text-align: left;
}
.qr-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}
.qr-icon-whatsapp { background: #dcf8c6; }
.qr-icon-wechat { background: #e8f5e9; }
.qr-card-header h5 {
    font-size: 15px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 2px;
}
.qr-card-header p {
    font-size: 12px;
    color: var(--gray-500);
}
.qr-image-wrap {
    background: var(--gray-100);
    border-radius: var(--radius);
    padding: 12px;
    margin-bottom: 14px;
}
.qr-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    display: block;
}
.qr-action-btn {
    display: inline-block;
    width: 100%;
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
}
.qr-btn-whatsapp {
    background: #25D366;
    color: white;
}
.qr-btn-whatsapp:hover {
    background: #1ebe5d;
    transform: none;
}
.qr-btn-wechat {
    background: #07C160;
    color: white;
    cursor: default;
}

/* ===== QR Modal (for floating button / footer) ===== */
.qr-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(5px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    animation: fadeIn 0.2s ease;
}
.qr-modal {
    background: white;
    border-radius: var(--radius-lg);
    padding: 30px;
    max-width: 340px;
    width: 100%;
    text-align: center;
    position: relative;
    animation: slideUp 0.3s ease;
}
.qr-modal-close {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 18px;
    color: var(--gray-700);
    transition: var(--transition);
}
.qr-modal-close:hover {
    background: var(--gray-300);
}
.qr-modal h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 6px;
}
.qr-modal p {
    font-size: 13px;
    color: var(--gray-500);
    margin-bottom: 18px;
}
.qr-modal img {
    width: 100%;
    max-width: 240px;
    height: auto;
    border-radius: var(--radius);
    margin: 0 auto;
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
@keyframes slideUp {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

/* ===== Responsive QR ===== */
@media (max-width: 768px) {
    .qr-showcase { grid-template-columns: 1fr; }
}

/* ===== 3-column QR Showcase ===== */
.qr-showcase-3 {
    grid-template-columns: repeat(3, 1fr);
}
.qr-icon-zalo { background: #e3f2fd; }
.qr-btn-zalo {
    background: #0068FF;
    color: white;
}
.qr-btn-zalo:hover {
    background: #0052cc;
}

/* ===== Responsive 3-column QR ===== */
@media (max-width: 1024px) {
    .qr-showcase-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
    .qr-showcase-3 { grid-template-columns: 1fr; }
}

/* ===== Platform SVG Icons ===== */
.icon-svg {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1em;
    height: 1em;
    vertical-align: middle;
}
.icon-svg svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

/* Float buttons SVG size */
.float-btn .icon-svg {
    width: 22px;
    height: 22px;
}

/* Footer social SVG size */
.footer-social .icon-svg {
    width: 18px;
    height: 18px;
}

/* Contact card SVG size */
.contact-card-icon .icon-svg {
    width: 24px;
    height: 24px;
}

/* QR card header SVG size */
.qr-icon .icon-svg {
    width: 22px;
    height: 22px;
}

/* ===== SVG Icon Colors ===== */
/* Float buttons - white icons */
.float-btn .icon-svg { color: white; }

/* Footer social icons */
.footer-social .icon-svg { color: var(--gray-400); }
.footer-social a:hover .icon-svg { color: var(--primary); }

/* Contact card icons */
.contact-card-zalo .contact-card-icon { color: #0068FF; background: #e3f2fd; }
.contact-card-email .contact-card-icon { color: #EA4335; background: #fce8e6; }
.contact-card-phone .contact-card-icon { color: var(--primary); background: #e8f5e9; }
.contact-card-hours .contact-card-icon { color: #FF9800; background: #fff3e0; }

/* QR card header icons */
.qr-icon-zalo { color: #0068FF; }
.qr-icon-whatsapp { color: #25D366; }
.qr-icon-wechat { color: #07C160; }

/* Footer contact list icons */
.footer-col ul li .icon-svg {
    width: 16px;
    height: 16px;
    margin-right: 6px;
    color: var(--gray-400);
    vertical-align: -2px;
}

/* Buttons with icon */
.btn .icon-svg {
    width: 16px;
    height: 16px;
    margin-right: 6px;
    vertical-align: -2px;
}

/* Contact extra icon SVG */
.contact-extra-icon .icon-svg {
    width: 20px;
    height: 20px;
    color: var(--primary);
}

/* Quick response icon SVG */
.contact-quick-icon .icon-svg {
    width: 24px;
    height: 24px;
    color: #FF9800;
}