body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    color: #333;
}

main {
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

/* ═══════════════════════════════════════════════════════════ */
/* HEADER STYLING - ENHANCED */
/* ═══════════════════════════════════════════════════════════ */

.site-header {
    background: linear-gradient(135deg, #1a3a52 0%, #2d5f7e 100%);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.navbar {
    background: linear-gradient(
        135deg,
        rgba(26, 58, 82, 0.95) 0%,
        rgba(45, 95, 126, 0.95) 100%
    ),
    url('https://images.unsplash.com/photo-1633356122544-f134324ef6db?w=1200&h=300&fit=crop') no-repeat center/cover;
    padding: 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    gap: 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: white;
    font-weight: bold;
    font-size: 1.3rem;
    white-space: nowrap;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.logo-icon {
    font-size: 1.8rem;
    display: inline-block;
}

.logo-text {
    letter-spacing: 0.5px;
}

/* Navigation Menu */
.nav-menu {
    list-style: none;
    display: flex;
    gap: 0.5rem;
    margin: 0;
    padding: 0;
    flex: 1;
}

.nav-item {
    margin: 0;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.2rem;
    color: white;
    text-decoration: none;
    font-weight: 500;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.nav-icon {
    font-size: 1.2rem;
    display: inline-block;
}

.nav-link span:last-child {
    font-size: 0.95rem;
}

/* Quick Contact Links */
.contact-quick {
    display: flex;
    gap: 0.8rem;
}

.contact-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 1.2rem;
}

.contact-btn:hover {
    background: white;
    color: #2d5f7e;
    transform: scale(1.1);
}

.phone-btn:hover {
    background: #4CAF50;
    color: white;
}

.zalo-btn:hover {
    background: #0084FF;
    color: white;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger {
    width: 25px;
    height: 3px;
    background: white;
    margin: 4px 0;
    border-radius: 3px;
    transition: 0.3s;
}

.hero {
    background: url('https://via.placeholder.com/1500x600.png?text=Lớp+chụp+kỷ+yếu') no-repeat center center/cover;
    height: 60vh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    text-align: center;
}

.hero-content {
    background: rgba(0, 0, 0, 0.5);
    padding: 2rem 4rem;
    border-radius: 10px;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.cta-button {
    background: #007bff;
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 5px;
    text-decoration: none;
    margin: 0.5rem;
    display: inline-block;
}

.cta-button.secondary {
    background: #6c757d;
}

.usps {
    display: flex;
    justify-content: space-around;
    padding: 4rem 2rem;
    background: #f9f9f9;
}

.usp {
    text-align: center;
    max-width: 200px;
}

.usp img {
    width: 50px;
    height: 50px;
    margin-bottom: 1rem;
}

.search-filter {
    padding: 4rem 2rem;
    text-align: center;
}

.search-filter form {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

select, button {
    padding: 0.8rem;
    border-radius: 5px;
    border: 1px solid #ddd;
}

main > section {
    max-width: 1200px;
    margin: 4rem auto;
    padding: 0 2rem;
}

/* Product Page */
.product-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.product-gallery {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.product-gallery img {
    width: 100%;
    border-radius: 5px;
}

.size-chart, .price-table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
}

.size-chart th, .size-chart td,
.price-table th, .price-table td {
    border: 1px solid #ddd;
    padding: 0.8rem;
    text-align: left;
}

.size-chart thead, .price-table thead {
    background-color: #f2f2f2;
}

.stock-status .available {
    color: green;
    font-weight: bold;
}

/* Gallery Page */
.photo-album {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.photo-album img {
    width: 100%;
    border-radius: 5px;
}

.partners {
    background: #f9f9f9;
    padding: 2rem;
    text-align: center;
}

.partner-logos {
    display: flex;
    justify-content: space-around;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.testimonials {
    padding: 2rem 0;
}

.testimonial {
    background: #f9f9f9;
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-left: 5px solid #007bff;
}

.testimonial blockquote {
    margin: 0 0 1rem 0;
    font-style: italic;
}

.testimonial cite {
    font-weight: bold;
}

/* ═══════════════════════════════════════════════════════════ */
/* FOOTER STYLING - ENHANCED 4-COLUMN LAYOUT */
/* ═══════════════════════════════════════════════════════════ */

.site-footer {
    background: linear-gradient(
        135deg,
        rgba(26, 58, 82, 0.98) 0%,
        rgba(45, 95, 126, 0.98) 100%
    ),
    url('https://images.unsplash.com/photo-1557804506-669714d2e9d8?w=1200&h=600&fit=crop') no-repeat center/cover;
    color: white;
    margin-top: 4rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-section {
    padding: 1.5rem;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

.footer-section:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-5px);
}

.footer-title {
    font-size: 1.2rem;
    font-weight: bold;
    margin: 0 0 1.5rem 0;
    color: #fff;
    border-bottom: 2px solid #4CAF50;
    padding-bottom: 0.8rem;
}

.footer-text {
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    color: #ddd;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: #ddd;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-links a:hover {
    color: #4CAF50;
    transform: translateX(5px);
}

/* Contact Information */
.footer-contact {
    list-style: none;
    padding: 0;
    margin: 0;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1rem;
    gap: 0.8rem;
    flex-wrap: wrap;
}

.contact-label {
    font-weight: 600;
    min-width: 100px;
    color: #4CAF50;
}

.contact-item span,
.contact-item a {
    color: #ddd;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: #4CAF50;
}

/* Social Links */
.social-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.social-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    text-decoration: none;
    border-radius: 5px;
    transition: all 0.3s ease;
    font-weight: 500;
}

.social-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.social-btn.facebook:hover {
    background: #1877F2;
}

.social-btn.zalo:hover {
    background: #0084FF;
}

/* Footer Bottom */
.footer-bottom {
    background: rgba(0, 0, 0, 0.2);
    padding: 2rem;
    text-align: center;
    margin-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright {
    margin: 0 0 0.5rem 0;
    color: #ddd;
    font-size: 0.9rem;
}

.footer-tagline {
    margin: 0;
    color: #4CAF50;
    font-weight: 600;
    letter-spacing: 1px;
}

/* Mobile Responsive for Header */
@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
    }

    .nav-container {
        flex-direction: column;
        align-items: stretch;
        padding: 1rem;
        gap: 1rem;
    }

    .nav-menu {
        flex-direction: column;
        gap: 0;
        display: none;
        background: rgba(45, 95, 126, 0.95);
        border-radius: 5px;
        overflow: hidden;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-link {
        border-radius: 0;
        padding: 0.8rem 1rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .contact-quick {
        justify-content: center;
    }

    .logo {
        width: 100%;
    }

    /* Mobile Footer */
    .footer-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 2rem 1rem;
    }

    .footer-section {
        padding: 1rem;
    }

    .footer-title {
        font-size: 1.1rem;
        margin-bottom: 1rem;
    }
}

/* Quote Form Page */
.quote-form-section {
    max-width: 800px;
}

#quote-form fieldset {
    border: 1px solid #ddd;
    border-radius: 5px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

#quote-form legend {
    padding: 0 0.5rem;
    font-weight: bold;
    color: #007bff;
}

#quote-form input[type="text"],
#quote-form input[type="tel"],
#quote-form input[type="date"],
#quote-form input[type="number"] {
    width: calc(100% - 1.6rem);
    padding: 0.8rem;
    margin-bottom: 1rem;
    border: 1px solid #ccc;
    border-radius: 5px;
}

#quote-form label {
    display: block;
    margin-bottom: 1rem;
}

.size-quantity-row {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1rem;
}

.size-quantity-row select, .size-quantity-row input {
    flex: 1;
}

#add-size-btn, .remove-size-btn {
    background: #6c757d;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    cursor: pointer;
}

.remove-size-btn {
    background: #dc3545;
}

#quote-summary {
    max-width: 800px;
    background: #f9f9f9;
    padding: 2rem;
    border-radius: 5px;
    border: 1px solid #ddd;
}

.hidden {
    display: none;
}

.backend-note {
    background: #fffbe6;
    border: 1px solid #ffe58f;
    border-radius: 5px;
    padding: 1rem;
    margin: 1.5rem 0;
}

.payment-placeholder {
    text-align: center;
    margin-top: 2rem;
}

/* Policy & FAQ Pages */
.policy-page h3, .faq-page h3, .contact-page h3 {
    margin-top: 2rem;
    color: #0056b3;
}

.faq-item {
    margin-bottom: 1.5rem;
    border-bottom: 1px solid #eee;
    padding-bottom: 1.5rem;
}

/* Contact Page */
.contact-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.contact-form textarea {
    width: calc(100% - 1.6rem);
    padding: 0.8rem;
    margin-bottom: 1rem;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-family: Arial, sans-serif;
}

/* Footer Links */
.footer-links {
    margin-bottom: 1rem;
}

.footer-links a {
    color: #a0a0a0;
    text-decoration: none;
    margin: 0 1rem;
}

/* Floating Buttons - Enhanced with Icons */
.floating-buttons {
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 1010;
}

.floating-buttons a {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
    transition: all 0.3s ease;
    text-decoration: none;
    color: white;
    font-weight: bold;
    font-size: 0.75rem;
    gap: 2px;
    position: relative;
    overflow: hidden;
}

.floating-buttons a:hover {
    transform: scale(1.15);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
}

.floating-buttons a::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.floating-buttons a:hover::before {
    top: 0;
    left: 0;
}

/* Button Colors */
.floating-buttons a.zalo {
    background: linear-gradient(135deg, #0084ff 0%, #0068ff 100%);
}

.floating-buttons a.zalo:hover {
    background: linear-gradient(135deg, #0073e6 0%, #005ce6 100%);
}

.floating-buttons a.messenger {
    background: linear-gradient(135deg, #00b2ff 0%, #0084ff 100%);
}

.floating-buttons a.messenger:hover {
    background: linear-gradient(135deg, #009fe6 0%, #0073e6 100%);
}

.floating-buttons a.call {
    background: linear-gradient(135deg, #4caf50 0%, #45a049 100%);
}

.floating-buttons a.call:hover {
    background: linear-gradient(135deg, #45a049 0%, #3d8b40 100%);
}

/* Button Icon */
.button-icon {
    font-size: 1.8rem;
    display: block;
    line-height: 1;
    margin-bottom: 2px;
    position: relative;
    z-index: 1;
}

/* Button Label */
.button-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    z-index: 1;
}

/* Mobile Responsive - Stack differently */
@media (max-width: 480px) {
    .floating-buttons {
        bottom: 10px;
        right: 10px;
        gap: 8px;
    }

    .floating-buttons a {
        width: 55px;
        height: 55px;
    }

    .button-icon {
        font-size: 1.5rem;
    }

    .button-label {
        font-size: 0.65rem;
    }
}

/* Quote Statistics Dashboard */
.quote-stats-section {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 2rem;
}

.quote-stats-section h2 {
    text-align: center;
    color: #333;
    margin-bottom: 2rem;
    font-size: 2rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.stat-card {
    background: white;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
    border-color: #007bff;
}

.stat-card.highlight {
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    color: white;
    border: none;
}

.stat-card.highlight:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 123, 255, 0.3);
}

.stat-card.urgency {
    background: #f8f9fa;
    border-color: #ffc107;
}

.stat-card.urgency.warning {
    background: #fff3cd;
    border-color: #ffc107;
}

.stat-card.urgency.critical {
    background: #f8d7da;
    border-color: #dc3545;
}

.stat-icon {
    font-size: 2.5rem;
    min-width: 60px;
    text-align: center;
}

.stat-content {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.stat-label {
    font-size: 0.85rem;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.stat-card.highlight .stat-label {
    color: rgba(255, 255, 255, 0.9);
}

.stat-value {
    font-size: 2rem;
    font-weight: bold;
    color: #007bff;
    line-height: 1;
    margin: 0.5rem 0;
}

.stat-card.highlight .stat-value {
    color: white;
}

.stat-sublabel {
    font-size: 0.75rem;
    color: #999;
    font-weight: normal;
}

.stat-card.highlight .stat-sublabel {
    color: rgba(255, 255, 255, 0.8);
}

.urgency-text {
    font-size: 1.3rem;
}

.urgency-text.warning {
    color: #ff9800;
}

.urgency-text.critical {
    color: #dc3545;
}

/* Stock Progress Bar */
.stock-progress-container {
    background: white;
    border: 1px solid #ddd;
    border-radius: 10px;
    padding: 2rem;
    margin: 2rem 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    font-weight: bold;
    color: #333;
}

.progress-bar-bg {
    width: 100%;
    height: 30px;
    background-color: #e0e0e0;
    border-radius: 15px;
    overflow: hidden;
    border: 2px solid #ddd;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, #28a745 0%, #20c997 100%);
    border-radius: 13px;
    transition: width 0.5s ease;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 10px;
    color: white;
    font-weight: bold;
    font-size: 0.85rem;
}

.progress-bar-fill.warning {
    background: linear-gradient(90deg, #ffc107 0%, #ff9800 100%);
}

.progress-bar-fill.critical {
    background: linear-gradient(90deg, #dc3545 0%, #c82333 100%);
    animation: pulse 1.5s infinite;
}

.progress-text {
    text-align: center;
    margin-top: 1rem;
    color: #666;
    font-weight: 600;
}

/* Live Orders Section */
.live-orders-section {
    max-width: 1200px;
    margin: 3rem auto;
    padding: 0 2rem;
}

.live-orders-section h3 {
    text-align: center;
    color: #333;
    margin-bottom: 2rem;
    font-size: 1.5rem;
}

.live-orders-list {
    display: grid;
    gap: 1rem;
}

.live-order-item {
    background: white;
    border: 1px solid #e0e0e0;
    border-left: 4px solid #28a745;
    border-radius: 8px;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.live-order-item:hover {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.live-order-item.animation {
    animation: slideIn 0.5s ease forwards;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
    100% {
        opacity: 1;
    }
}

.live-order-left {
    flex: 1;
}

.live-order-name {
    font-weight: bold;
    color: #333;
    font-size: 1rem;
    margin-bottom: 0.3rem;
}

.live-order-detail {
    font-size: 0.85rem;
    color: #666;
}

.live-order-detail .quantity {
    color: #dc3545;
    font-weight: bold;
}

.live-order-right {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.live-order-class {
    text-align: right;
    font-size: 0.85rem;
    color: #666;
}

.live-order-time {
    text-align: right;
    font-size: 0.75rem;
    color: #999;
    min-width: 80px;
}

.live-order-time.new {
    color: #28a745;
    font-weight: bold;
}

.empty-message {
    text-align: center;
    padding: 2rem;
    color: #999;
    font-style: italic;
}

/* Responsive */
@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .stat-card {
        padding: 1rem;
        flex-direction: column;
        text-align: center;
    }

    .stat-icon {
        font-size: 2rem;
    }

    .stat-value {
        font-size: 1.5rem;
    }

    .live-order-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .live-order-right {
        width: 100%;
        gap: 1rem;
    }
}

/* ═══════════════════════════════════════════════════════════ */
/* CONTACT PAGE (LIEN-HE.HTML) STYLING */
/* ═══════════════════════════════════════════════════════════ */

/* Hero Banner Section */
.contact-hero {
    margin-top: -1rem;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    margin-bottom: 3rem;
}

.contact-hero .hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
}

.contact-hero .hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 58, 82, 0.65);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    z-index: 2;
}

.hero-title {
    font-size: 3rem;
    color: white;
    font-weight: bold;
    margin: 0;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    animation: slideDown 0.6s ease;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: #e8f4f8;
    margin-top: 0.8rem;
    font-weight: 500;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.6s ease 0.2s both;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Quick Contact Cards */
.quick-contact {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 4rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 2rem;
}

.contact-card {
    background: white;
    border-radius: 12px;
    padding: 2rem 1.5rem;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border-top: 4px solid #4CAF50;
}

.contact-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.contact-card.zalo-card {
    border-top-color: #0084ff;
}

.contact-card.call-card {
    border-top-color: #4CAF50;
}

.contact-card.location-card {
    border-top-color: #FF6B6B;
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.contact-card h3 {
    font-size: 1.3rem;
    margin: 0.5rem 0;
    color: #1a3a52;
}

.contact-card p {
    color: #666;
    margin: 0.8rem 0;
    font-size: 0.95rem;
}

.contact-card .btn-primary {
    display: inline-block;
    background: linear-gradient(135deg, #4CAF50 0%, #45a049 100%);
    color: white;
    padding: 0.9rem 1.8rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    margin-top: 1rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
}

.contact-card .btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.3);
}

.contact-card small {
    display: block;
    font-size: 0.8rem;
    color: #999;
    margin-top: 0.8rem;
    font-style: italic;
}

.location-details {
    color: #FF6B6B;
    font-weight: 600;
}

/* Main Contact Section */
.contact-main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

/* Left Side - Student Benefits */
.contact-left {
    background: #f9f9f9;
    padding: 2.5rem;
    border-radius: 12px;
    border-left: 5px solid #4CAF50;
}

.contact-left h2 {
    color: #1a3a52;
    margin-top: 0;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.student-benefits {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.benefit-item {
    display: flex;
    gap: 1.2rem;
    padding: 1rem;
    background: white;
    border-radius: 8px;
    transition: all 0.3s ease;
    border: 1px solid #eee;
}

.benefit-item:hover {
    border-color: #4CAF50;
    box-shadow: 0 2px 8px rgba(76, 175, 80, 0.1);
    transform: translateX(5px);
}

.benefit-icon {
    font-size: 2rem;
    min-width: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.benefit-item h4 {
    margin: 0 0 0.3rem 0;
    color: #1a3a52;
    font-size: 1.05rem;
}

.benefit-item p {
    margin: 0;
    color: #666;
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Student Image */
.student-image {
    margin-top: 2rem;
}

.student-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.image-caption {
    text-align: center;
    color: #666;
    font-size: 0.9rem;
    margin-top: 1rem;
    font-style: italic;
}

/* Right Side - Contact Form & Teacher Offer */
.contact-right {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* Contact Form Section */
.contact-form-section {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.contact-form-section h3 {
    color: #1a3a52;
    margin-top: 0;
    margin-bottom: 1.5rem;
    font-size: 1.4rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

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

.form-group label {
    color: #1a3a52;
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    padding: 0.9rem;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-family: Arial, sans-serif;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #4CAF50;
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    background: linear-gradient(135deg, #4CAF50 0%, #45a049 100%);
    color: white;
    padding: 1rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 0.5rem;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(76, 175, 80, 0.3);
}

.btn-submit:active {
    transform: translateY(0);
}

/* Teacher Special Offer Section */
.teacher-offer {
    background: linear-gradient(135deg, #fafafa 0%, #f5f5f5 100%);
    padding: 2rem;
    border-radius: 12px;
    border: 2px dashed #4CAF50;
    position: relative;
}

.offer-badge {
    position: absolute;
    top: -15px;
    left: 20px;
    background: #4CAF50;
    color: white;
    padding: 0.5rem 1.2rem;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.85rem;
    box-shadow: 0 2px 8px rgba(76, 175, 80, 0.3);
}

.teacher-offer h3 {
    color: #1a3a52;
    margin: 0.5rem 0 1rem 0;
    padding-top: 1rem;
    font-size: 1.3rem;
}

.offer-text {
    color: #666;
    margin: 0 0 1.2rem 0;
    font-size: 0.95rem;
}

.offer-list {
    list-style: none;
    padding: 0;
    margin: 1.2rem 0;
}

.offer-list li {
    padding: 0.8rem 0;
    color: #333;
    font-size: 0.95rem;
    border-bottom: 1px solid #eee;
    transition: all 0.2s ease;
}

.offer-list li:last-child {
    border-bottom: none;
}

.offer-list li:hover {
    padding-left: 0.5rem;
    color: #4CAF50;
}

.offer-list strong {
    color: #1a3a52;
}

.offer-cta {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid #ddd;
}

.btn-large {
    display: block;
    padding: 1.1rem 2rem !important;
    font-size: 1rem !important;
    text-align: center;
}

.offer-contact {
    text-align: center;
    color: #666;
    margin-top: 1rem;
    font-size: 0.95rem;
}

.offer-contact strong {
    color: #1a3a52;
}

/* Map Section */
.map-section {
    max-width: 1200px;
    margin: 4rem auto;
    padding: 0 2rem;
}

.map-section h2 {
    color: #1a3a52;
    text-align: center;
    margin-bottom: 2rem;
    font-size: 1.8rem;
}

.map-container {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.map-container iframe {
    display: block;
    width: 100%;
    min-height: 400px;
}

/* FAQ Section */
.student-faq {
    max-width: 1200px;
    margin: 4rem auto;
    padding: 0 2rem;
    background: #f9f9f9;
    padding: 3rem 2rem;
    border-radius: 12px;
    margin-left: auto;
    margin-right: auto;
}

.student-faq h2 {
    color: #1a3a52;
    text-align: center;
    margin-bottom: 2.5rem;
    font-size: 1.8rem;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.faq-item {
    background: white;
    padding: 1.8rem;
    border-radius: 10px;
    border-left: 4px solid #4CAF50;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.faq-item:hover {
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transform: translateY(-3px);
}

.faq-item h4 {
    color: #1a3a52;
    margin: 0 0 0.8rem 0;
    font-size: 1.05rem;
}

.faq-item p {
    color: #666;
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.6;
}

.faq-item a {
    color: #4CAF50;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s ease;
}

.faq-item a:hover {
    color: #45a049;
    text-decoration: underline;
}

/* ═══════════════════════════════════════════════════════════ */
/* CONTACT PAGE RESPONSIVE DESIGN */
/* ═══════════════════════════════════════════════════════════ */

@media (max-width: 1024px) {
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-hero {
        height: 350px;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }
}

@media (max-width: 768px) {
    .quick-contact {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 0 1.5rem;
        margin-bottom: 2.5rem;
    }

    .contact-card {
        padding: 1.5rem 1rem;
    }

    .card-icon {
        font-size: 2.5rem;
    }

    .contact-left {
        padding: 1.5rem;
        border-left-width: 3px;
    }

    .contact-left h2 {
        font-size: 1.4rem;
    }

    .benefit-item {
        padding: 0.8rem;
        gap: 0.8rem;
    }

    .contact-form-section {
        padding: 1.5rem;
    }

    .contact-form-section h3 {
        font-size: 1.2rem;
        margin-bottom: 1rem;
    }

    .teacher-offer {
        padding: 1.5rem;
        margin-top: 1.5rem;
    }

    .offer-badge {
        top: -12px;
        left: 15px;
        font-size: 0.75rem;
        padding: 0.4rem 1rem;
    }

    .teacher-offer h3 {
        font-size: 1.1rem;
        margin: 0.3rem 0 0.8rem 0;
    }

    .faq-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .student-faq {
        padding: 2rem 1.5rem;
    }

    .student-faq h2 {
        font-size: 1.4rem;
        margin-bottom: 1.5rem;
    }

    .map-container iframe {
        min-height: 300px;
    }

    .contact-hero {
        height: 300px;
        margin-bottom: 2rem;
    }

    .hero-title {
        font-size: 1.8rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .contact-main {
        padding: 0 1.5rem;
    }

    .map-section {
        padding: 0 1.5rem;
        margin: 3rem auto;
    }

    .map-section h2 {
        font-size: 1.4rem;
        margin-bottom: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.5rem;
    }

    .hero-subtitle {
        font-size: 0.9rem;
    }

    .contact-card h3 {
        font-size: 1.1rem;
    }

    .contact-card p {
        font-size: 0.85rem;
    }

    .card-icon {
        font-size: 2rem;
    }

    .contact-left h2 {
        font-size: 1.2rem;
    }

    .benefit-item {
        flex-direction: column;
        text-align: center;
    }

    .benefit-icon {
        font-size: 1.8rem;
    }

    .contact-form-section h3 {
        font-size: 1.1rem;
    }

    .faq-item h4 {
        font-size: 0.95rem;
    }

    .faq-item p {
        font-size: 0.85rem;
    }

    .teacher-offer h3 {
        font-size: 1rem;
    }
}

/* ═══════════════════════════════════════════════════════════ */
/* HOME PAGE (INDEX.HTML) STYLING - NEW SECTIONS */
/* ═══════════════════════════════════════════════════════════ */

/* Utility Classes */
.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-title {
    font-size: 2rem;
    color: #1a3a52;
    text-align: center;
    margin-bottom: 0.5rem;
    font-weight: bold;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #666;
    text-align: center;
    margin-bottom: 2rem;
}

/* ───────────────────────────────────────────────────────────── */
/* 1. HOME HERO SECTION */
/* ───────────────────────────────────────────────────────────── */

.home-hero {
    height: 500px;
    position: relative;
    overflow: hidden;
    margin-top: 0;
    margin-bottom: 2rem;
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
    width: 100vw;
    left: 50%;
    right: 50%;
    transform: translateX(-50%);
}

.home-hero .hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
}

.home-hero .hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 58, 82, 0.68);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    z-index: 2;
    padding: 2rem;
}

.countdown-badge {
    display: inline-block;
    background: linear-gradient(135deg, #dc3545 0%, #c82333 100%);
    color: white;
    padding: 0.6rem 1.5rem;
    border-radius: 30px;
    font-weight: 700;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    animation: pulse 1.5s infinite;
}

.home-hero .hero-title {
    font-size: 3.5rem;
    color: white;
    font-weight: bold;
    margin: 0 0 0.8rem 0;
    text-shadow: 0 3px 15px rgba(0, 0, 0, 0.4);
    animation: slideDown 0.7s ease;
}

.home-hero .hero-title span {
    color: #ffc107;
    font-size: 3.8rem;
}

.home-hero .hero-subtitle {
    font-size: 1.4rem;
    color: #e8f4f8;
    margin: 0.5rem 0;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.7s ease 0.2s both;
}

.hero-emotion {
    font-size: 1.2rem;
    color: #ffeb3b;
    margin: 1rem 0 1.5rem 0;
    font-weight: 600;
    animation: slideUp 0.7s ease 0.3s both;
}

.emotion-link {
    color: #ffeb3b;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
}

.emotion-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
    text-decoration: underline;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: slideUp 0.7s ease 0.4s both;
}

.home-hero .btn-primary,
.home-hero .btn-secondary {
    padding: 1.1rem 2.5rem;
    font-size: 1.05rem;
    border-radius: 8px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    display: inline-block;
}

.home-hero .btn-primary {
    background: linear-gradient(135deg, #4CAF50 0%, #45a049 100%);
    color: white;
}

.home-hero .btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(76, 175, 80, 0.4);
}

.home-hero .btn-secondary {
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    color: white;
}

.home-hero .btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 123, 255, 0.4);
}

/* ───────────────────────────────────────────────────────────── */
/* 2. WHY CHOOSE US SECTION */
/* ───────────────────────────────────────────────────────────── */

.why-us-section {
    background: white;
    padding: 3rem 0;
    margin-bottom: 2rem;
}

.why-us-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.why-us-card {
    background: white;
    border: 2px solid #f0f0f0;
    border-radius: 12px;
    padding: 1.8rem;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    gap: 1.3rem;
}

.why-us-card:hover {
    border-color: #4CAF50;
    box-shadow: 0 8px 25px rgba(76, 175, 80, 0.15);
}

.myth {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.myth-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.myth-text {
    margin: 0;
    color: #dc3545;
    font-size: 1rem;
    font-weight: 600;
}

.strikethrough {
    text-decoration: line-through;
    opacity: 0.7;
}

.reality {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    padding: 1.2rem;
    background: #f0fff4;
    border-radius: 8px;
}

.reality-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.reality-text {
    margin: 0;
    color: #28a745;
    font-size: 1rem;
    font-weight: 600;
}

/* ───────────────────────────────────────────────────────────── */
/* 3. SOCIAL PROOF SECTION */
/* ───────────────────────────────────────────────────────────── */

.social-proof-section {
    background: #f9f9f9;
    padding: 3rem 0;
    margin-bottom: 2rem;
}

.social-proof-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    margin-top: 1.5rem;
}

.stats-column {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.stat-item {
    background: white;
    padding: 1rem 1.2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.stat-item:hover {
    border-color: #4CAF50;
    transform: translateY(-5px);
}

.stat-item.highlight {
    background: linear-gradient(135deg, #4CAF50 0%, #45a049 100%);
    color: white;
}

.stat-number {
    display: block;
    font-size: 2.2rem;
    font-weight: bold;
    color: #4CAF50;
    margin-bottom: 0.2rem;
}

.stat-item.highlight .stat-number {
    color: white;
}

.stat-label {
    display: block;
    font-size: 0.95rem;
    color: #666;
    margin-bottom: 0.4rem;
    margin-top: 0.2rem;
    font-weight: 600;
}

.stat-item.highlight .stat-label {
    color: rgba(255, 255, 255, 0.9);
}

.stat-icon {
    font-size: 1.5rem;
    margin-top: 0.3rem;
    display: inline-block;
}

.testimonials-column {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.testimonial-card {
    background: white;
    padding: 1.8rem;
    border-radius: 10px;
    border-left: 4px solid #4CAF50;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.1);
}

.testimonial-text {
    margin: 0 0 1rem 0;
    color: #333;
    font-size: 1rem;
    line-height: 1.6;
    font-style: italic;
}

.testimonial-source {
    margin: 0;
    color: #4CAF50;
    font-weight: 700;
    font-size: 0.95rem;
}

/* ───────────────────────────────────────────────────────────── */
/* 4. WHAT'S DIFFERENT SECTION */
/* ───────────────────────────────────────────────────────────── */

.whats-different-section {
    margin-bottom: 3rem;
}

.whats-different-banner {
    background: linear-gradient(135deg, #ffc107 0%, #ff9800 100%);
    padding: 3rem 0;
    position: relative;
    overflow: hidden;
    margin-bottom: 0;
}

.whats-different-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.banner-title {
    font-size: 2.2rem;
    color: white;
    text-align: center;
    margin-bottom: 0.5rem;
    font-weight: bold;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.banner-subtitle {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.95);
    text-align: center;
    margin-bottom: 2rem;
    font-weight: 600;
    animation: pulse 2s infinite;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
    position: relative;
    z-index: 2;
}

.feature-card {
    background: rgba(255, 255, 255, 0.95);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 1rem;
}

.feature-card h3 {
    color: #1a3a52;
    margin: 0.8rem 0;
    font-size: 1.2rem;
}

.feature-card p {
    color: #666;
    margin: 0;
    font-size: 0.95rem;
}

.btn-cta-large {
    display: inline-block;
    background: linear-gradient(135deg, #4CAF50 0%, #45a049 100%);
    color: white;
    padding: 1.3rem 3rem;
    border-radius: 8px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s ease;
    margin: 0 auto;
    position: relative;
    z-index: 2;
    cursor: pointer;
    border: none;
    font-size: 1.1rem;
}

.btn-cta-large:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(76, 175, 80, 0.4);
}

/* ───────────────────────────────────────────────────────────── */
/* 5. TEACHERS SPECIAL SECTION */
/* ───────────────────────────────────────────────────────────── */

.teachers-special {
    background: white;
    padding: 3rem 0;
    margin-bottom: 2rem;
}

.teacher-offer-box {
    background: linear-gradient(to bottom, #fafafa, #f5f5f5);
    border: 2px dashed #4CAF50;
    border-radius: 12px;
    padding: 3rem;
    position: relative;
}

.offer-badge {
    position: absolute;
    top: -18px;
    left: 30px;
    background: #4CAF50;
    color: white;
    padding: 0.7rem 1.5rem;
    border-radius: 25px;
    font-weight: 700;
    font-size: 0.9rem;
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.3);
}

.teacher-offer-box h2 {
    color: #1a3a52;
    margin-top: 0;
    font-size: 1.8rem;
}

.offer-intro {
    color: #666;
    font-size: 1rem;
    margin-bottom: 1.5rem;
}

.benefits-list {
    list-style: none;
    padding: 0;
    margin: 2rem 0;
}

.benefits-list li {
    padding: 1rem 0;
    color: #333;
    font-size: 1rem;
    border-bottom: 1px solid #eee;
    transition: all 0.2s ease;
}

.benefits-list li:last-child {
    border-bottom: none;
}

.benefits-list li:hover {
    padding-left: 0.8rem;
    color: #4CAF50;
}

.offer-contact {
    text-align: center;
    color: #666;
    margin-top: 1.5rem;
    font-size: 0.95rem;
}

.btn-large {
    display: block;
    width: fit-content;
    margin: 1.5rem auto 0;
    padding: 1.2rem 2.5rem !important;
    font-size: 1rem !important;
}

/* ───────────────────────────────────────────────────────────── */
/* 6. HOW IT WORKS SECTION */
/* ───────────────────────────────────────────────────────────── */

.how-it-works {
    background: #f9f9f9;
    padding: 4rem 0;
    margin-bottom: 3rem;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.step-item {
    background: white;
    padding: 1.8rem 1.3rem;
    border-radius: 10px;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.step-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.step-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #4CAF50 0%, #45a049 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.5rem;
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.3);
}

.step-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 1rem;
}

.step-item h3 {
    color: #1a3a52;
    margin: 1rem 0;
    font-size: 1.15rem;
}

.step-item p {
    color: #666;
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.5;
}

/* ───────────────────────────────────────────────────────────── */
/* 7. QUICK LINKS SECTION */
/* ───────────────────────────────────────────────────────────── */

.quick-links-section {
    background: white;
    padding: 3rem 0;
    margin-bottom: 2rem;
}

.quick-links-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.quick-link-card {
    background: linear-gradient(135deg, #ffffff 0%, #f9f9f9 100%);
    padding: 1.8rem;
    border-radius: 12px;
    text-align: center;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid #e0e0e0;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    color: #333;
}

.quick-link-card:hover {
    border-color: #4CAF50;
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(76, 175, 80, 0.2);
}

.link-icon {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

.quick-link-card h3 {
    color: #1a3a52;
    margin: 0.5rem 0;
    font-size: 1.1rem;
}

.quick-link-card p {
    color: #666;
    margin: 0.5rem 0 1rem 0;
    font-size: 0.9rem;
}

.link-arrow {
    font-size: 1.5rem;
    color: #4CAF50;
    margin-top: auto;
    font-weight: bold;
    transition: transform 0.3s ease;
}

.quick-link-card:hover .link-arrow {
    transform: translateX(5px);
}

/* ───────────────────────────────────────────────────────────── */
/* 8. DELIVERY POLICY SECTION */
/* ───────────────────────────────────────────────────────────── */

.delivery-policy-section {
    background: #f9f9f9;
    padding: 3rem 0;
    margin-bottom: 2rem;
}

.delivery-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
}

.delivery-column {
    background: white;
    padding: 1.8rem;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.delivery-column h3 {
    color: #1a3a52;
    margin-top: 0;
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
}

.delivery-benefits {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.delivery-benefits p {
    margin: 0;
    color: #333;
    font-size: 0.95rem;
    line-height: 1.6;
}

.delivery-table {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.table-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: #f9f9f9;
    border-radius: 6px;
    border-left: 4px solid #4CAF50;
}

.location {
    font-weight: 600;
    color: #1a3a52;
    min-width: 120px;
}

.fee {
    color: #28a745;
    font-size: 0.95rem;
}

.delivery-table .note {
    text-align: center;
    color: #999;
    font-size: 0.85rem;
    font-style: italic;
    margin-top: 0.5rem;
}

/* ───────────────────────────────────────────────────────────── */
/* 9. URGENCY BANNER SECTION */
/* ───────────────────────────────────────────────────────────── */

.urgency-banner {
    background: linear-gradient(135deg, #dc3545 0%, #c82333 100%);
    padding: 3rem 0;
    position: relative;
    overflow: hidden;
    margin-bottom: 0;
}

.urgency-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50%;
}

.scarcity-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.urgency-title {
    font-size: 2.8rem;
    color: white;
    margin: 0 0 1.5rem 0;
    font-weight: bold;
    text-shadow: 0 3px 15px rgba(0, 0, 0, 0.3);
    animation: pulse 2s infinite;
}

.urgency-details {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 2rem;
}

.urgency-details p {
    margin: 0.8rem 0;
    font-weight: 500;
}

.urgency-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.btn-urgency-primary {
    display: inline-block;
    background: linear-gradient(135deg, #4CAF50 0%, #45a049 100%);
    color: white;
    padding: 1.4rem 3.5rem;
    border-radius: 8px;
    font-weight: 700;
    font-size: 1.2rem;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-urgency-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 35px rgba(76, 175, 80, 0.5);
}

.urgency-contact {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
    margin: 0;
}

/* ───────────────────────────────────────────────────────────── */
/* SUPPLEMENTARY USPs SECTION */
/* ───────────────────────────────────────────────────────────── */

.usps-supplementary {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    background: #f9f9f9;
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto 0;
}

.usp-item {
    text-align: center;
    padding: 1.2rem;
}

.usp-emoji {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 0.8rem;
}

.usp-item h4 {
    color: #1a3a52;
    margin: 0.5rem 0;
    font-size: 1rem;
}

.usp-item p {
    color: #666;
    margin: 0;
    font-size: 0.9rem;
}

/* ═══════════════════════════════════════════════════════════ */
/* HOME PAGE RESPONSIVE DESIGN */
/* ═══════════════════════════════════════════════════════════ */

@media (max-width: 1024px) {
    .home-hero {
        height: 400px;
    }

    .home-hero .hero-title {
        font-size: 2.5rem;
    }

    .social-proof-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

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

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

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

    .why-us-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .home-hero {
        height: 320px;
        margin-top: 0;
        margin-bottom: 1.5rem;
        padding: 0;
    }

    .home-hero .hero-overlay {
        padding: 1.5rem;
    }

    .home-hero .hero-title {
        font-size: 1.8rem;
        margin: 0 0 0.5rem 0;
    }

    .home-hero .hero-subtitle {
        font-size: 0.95rem;
        margin: 0.3rem 0;
    }

    .hero-emotion {
        font-size: 1rem;
        margin: 0.5rem 0 1rem 0;
    }

    .countdown-badge {
        font-size: 0.75rem;
        padding: 0.4rem 1rem;
        margin-bottom: 0.5rem;
    }

    .hero-buttons {
        gap: 0.8rem;
        margin-top: 0.5rem;
    }

    .home-hero .btn-primary,
    .home-hero .btn-secondary {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }

    .section-container {
        padding: 0 1.5rem;
    }

    .section-title {
        font-size: 1.4rem;
        margin-bottom: 0.3rem;
    }

    .section-subtitle {
        font-size: 0.9rem;
        margin-bottom: 1.5rem;
    }

    .banner-title {
        font-size: 1.6rem;
    }

    .urgency-title {
        font-size: 1.6rem;
    }

    .why-us-section {
        padding: 2rem 0;
        margin-bottom: 1.5rem;
    }

    .why-us-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
        margin-top: 1rem;
    }

    .why-us-card {
        padding: 1.5rem;
        gap: 1rem;
    }

    .steps-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .quick-links-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .quick-link-card {
        padding: 1.5rem;
    }

    .usps-supplementary {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
        padding: 1.5rem;
        margin-bottom: 0;
    }

    .social-proof-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .social-proof-section {
        padding: 2rem 0;
        margin-bottom: 1.5rem;
    }

    .stats-column {
        gap: 1rem;
        padding: 0 0 1.5rem 0;
        border-bottom: 1px solid #f0f0f0;
    }

    .stats-column:last-child {
        padding-top: 1.5rem;
        border-bottom: none;
    }

    .stat-item {
        padding: 0.6rem 0.8rem;
    }

    .stat-number {
        font-size: 1.4rem;
    }

    .stat-label {
        font-size: 0.8rem;
        margin-bottom: 0.2rem;
    }

    .stat-icon {
        font-size: 1.2rem;
    }

    .testimonial-card {
        padding: 1rem;
        margin-bottom: 0.5rem;
    }

    .testimonial-text {
        font-size: 0.9rem;
    }

    .testimonial-source {
        font-size: 0.8rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .feature-card {
        padding: 1.2rem;
    }

    .delivery-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .urgency-banner {
        padding: 2rem 1.5rem;
        margin-bottom: 0;
    }

    .scarcity-content {
        padding: 1rem;
    }

    .urgency-details {
        font-size: 0.9rem;
        margin: 1rem 0;
    }

    .btn-urgency-primary {
        padding: 0.9rem 1.5rem;
        font-size: 1rem;
    }

    .urgency-contact {
        font-size: 0.9rem;
        margin-top: 1rem;
    }

    .teachers-special {
        margin-bottom: 1.5rem;
    }

    .teacher-offer-box {
        padding: 1.5rem;
        margin-top: 1.5rem;
    }

    .how-it-works {
        padding: 2rem 0;
        margin-bottom: 1.5rem;
    }

    .whats-different-section {
        margin-bottom: 1.5rem;
    }

    .whats-different-banner {
        padding: 2rem 0;
    }

    .btn-cta-large {
        padding: 0.9rem 2rem;
        font-size: 0.95rem;
    }

    .delivery-policy-section {
        padding: 2rem 0;
        margin-bottom: 1.5rem;
    }
}

@media (max-width: 480px) {
    .home-hero {
        height: 280px;
        margin-top: 0;
        margin-bottom: 1rem;
        padding: 0;
    }

    .home-hero .hero-overlay {
        padding: 1rem;
    }

    .home-hero .hero-title {
        font-size: 1.4rem;
        margin: 0 0 0.3rem 0;
    }

    .home-hero .hero-title span {
        font-size: 1.5rem;
    }

    .home-hero .hero-subtitle {
        font-size: 0.85rem;
        margin: 0.2rem 0;
        line-height: 1.3;
    }

    .hero-emotion {
        font-size: 0.9rem;
        margin: 0.3rem 0 0.8rem 0;
    }

    .countdown-badge {
        font-size: 0.7rem;
        padding: 0.35rem 0.8rem;
        margin-bottom: 0.3rem;
    }

    .hero-buttons {
        gap: 0.6rem;
        margin-top: 0.3rem;
        flex-direction: column;
    }

    .home-hero .btn-primary,
    .home-hero .btn-secondary {
        padding: 0.65rem 1.2rem;
        font-size: 0.85rem;
        width: 100%;
    }

    .section-container {
        padding: 0 1rem;
    }

    .section-title {
        font-size: 1.2rem;
        margin-bottom: 0.2rem;
    }

    .section-subtitle {
        font-size: 0.85rem;
        margin-bottom: 1rem;
    }

    .banner-title {
        font-size: 1.3rem;
    }

    .urgency-title {
        font-size: 1.4rem;
    }

    .why-us-section {
        padding: 1.5rem 0;
        margin-bottom: 1rem;
    }

    .why-us-grid {
        grid-template-columns: 1fr;
        gap: 0.8rem;
        margin-top: 0.8rem;
    }

    .why-us-card {
        padding: 1rem;
        gap: 0.8rem;
    }

    .myth-icon,
    .reality-icon {
        font-size: 1.6rem;
    }

    .myth-text,
    .reality-text {
        font-size: 0.9rem;
    }

    .steps-grid {
        grid-template-columns: 1fr;
        gap: 0.8rem;
        padding: 1.5rem 0;
    }

    .step-item {
        padding: 1rem;
    }

    .step-number {
        width: 32px;
        height: 32px;
        font-size: 0.9rem;
    }

    .step-icon {
        font-size: 1.8rem;
        margin: 0.3rem 0;
    }

    .step-item h3 {
        font-size: 1rem;
        margin: 0.3rem 0;
    }

    .step-item p {
        font-size: 0.8rem;
        margin: 0;
    }

    .quick-links-grid {
        grid-template-columns: 1fr;
        gap: 0.8rem;
        padding: 1.5rem 0;
    }

    .quick-link-card {
        padding: 1rem;
    }

    .link-icon {
        font-size: 2rem;
        margin-bottom: 0.3rem;
    }

    .quick-link-card h3 {
        font-size: 1rem;
        margin: 0.3rem 0;
    }

    .quick-link-card p {
        font-size: 0.8rem;
        margin: 0.3rem 0;
    }

    .usps-supplementary {
        grid-template-columns: 1fr;
        gap: 0.8rem;
        padding: 1rem;
        margin-bottom: 0;
    }

    .usp-item {
        padding: 0.8rem;
    }

    .usp-emoji {
        font-size: 1.8rem;
        margin-bottom: 0.3rem;
    }

    .usp-item h4 {
        font-size: 0.95rem;
        margin: 0.3rem 0;
    }

    .usp-item p {
        font-size: 0.8rem;
        margin: 0;
    }

    .social-proof-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .social-proof-section {
        padding: 1.5rem 0;
        margin-bottom: 1rem;
    }

    .stats-column {
        gap: 0.8rem;
        padding: 0 0 1rem 0;
        border-bottom: 1px solid #f0f0f0;
    }

    .stats-column:last-child {
        padding-top: 1rem;
    }

    .stat-item {
        padding: 0.5rem 0.6rem;
        text-align: center;
    }

    .stat-number {
        font-size: 1.2rem;
        display: block;
        margin-bottom: 0.1rem;
    }

    .stat-label {
        font-size: 0.7rem;
        display: block;
        margin-top: 0.1rem;
        margin-bottom: 0.1rem;
    }

    .stat-icon {
        font-size: 1rem;
        margin-top: 0.1rem;
    }

    .testimonial-card {
        padding: 0.8rem;
        margin-bottom: 0.4rem;
    }

    .testimonial-text {
        font-size: 0.85rem;
        margin: 0;
        line-height: 1.4;
    }

    .testimonial-source {
        font-size: 0.75rem;
        margin-top: 0.3rem;
    }

    .whats-different-section {
        margin-bottom: 1rem;
    }

    .whats-different-banner {
        padding: 1.5rem 0;
    }

    .banner-subtitle {
        font-size: 0.9rem;
        margin: 0.5rem 0 1rem 0;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 0.8rem;
    }

    .feature-card {
        padding: 1rem;
    }

    .feature-icon {
        font-size: 2rem;
        margin-bottom: 0.3rem;
    }

    .feature-card h3 {
        font-size: 1rem;
        margin: 0.3rem 0;
    }

    .feature-card p {
        font-size: 0.8rem;
        margin: 0;
    }

    .btn-cta-large {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
        width: 100%;
    }

    .teachers-special {
        padding: 0;
        margin-bottom: 1rem;
    }

    .teacher-offer-box {
        padding: 1rem;
        margin-top: 1rem;
        top: -10px;
    }

    .offer-badge {
        font-size: 0.7rem;
        padding: 0.3rem 0.8rem;
        left: 10px;
    }

    .teacher-offer-box h2 {
        font-size: 1.1rem;
        margin: 0.3rem 0 0.5rem 0;
    }

    .offer-intro {
        font-size: 0.85rem;
        margin-bottom: 0.8rem;
    }

    .benefits-list {
        list-style: none;
        padding: 0;
        margin: 0.8rem 0;
    }

    .benefits-list li {
        font-size: 0.85rem;
        margin: 0.4rem 0;
        padding-left: 0;
    }

    .teacher-offer-box .btn-primary {
        width: 100%;
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
        margin-top: 0.8rem;
    }

    .offer-contact {
        font-size: 0.8rem;
        margin-top: 0.5rem;
    }

    .how-it-works {
        padding: 1.5rem 0;
        margin-bottom: 1rem;
    }

    .delivery-policy-section {
        padding: 1.5rem 0;
        margin-bottom: 1rem;
    }

    .delivery-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .delivery-column h3 {
        font-size: 1rem;
        margin-bottom: 0.5rem;
    }

    .delivery-benefits,
    .delivery-table {
        font-size: 0.85rem;
    }

    .delivery-benefits p,
    .table-row {
        margin: 0.4rem 0;
    }

    .table-row span {
        display: block;
        margin-bottom: 0.3rem;
    }

    .urgency-banner {
        padding: 1.5rem 1rem;
        margin-bottom: 0;
    }

    .scarcity-content {
        padding: 0;
    }

    .urgency-details {
        font-size: 0.85rem;
        margin: 0.8rem 0;
    }

    .urgency-details p {
        margin: 0.3rem 0;
    }

    .urgency-buttons {
        margin-top: 0.8rem;
    }

    .btn-urgency-primary {
        padding: 0.8rem 1.2rem;
        font-size: 0.95rem;
        width: 100%;
    }

    .urgency-contact {
        font-size: 0.8rem;
        margin-top: 0.5rem;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 0.8rem;
    }

    .home-hero .btn-primary,
    .home-hero .btn-secondary {
        width: 100%;
        padding: 0.85rem 1.5rem;
        font-size: 0.9rem;
    }

    .usps-supplementary {
        grid-template-columns: 1fr;
        gap: 1rem;
        padding: 1.5rem 1rem;
    }

    .why-us-card {
        padding: 1.5rem 1rem;
    }

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

    .quick-links-grid {
        grid-template-columns: 1fr;
    }

    .teacher-offer-box {
        padding: 2rem 1.5rem;
    }

    .urgency-title {
        font-size: 1.5rem;
    }

    .urgency-details {
        font-size: 0.95rem;
    }

    .btn-urgency-primary {
        padding: 1rem 2rem;
        font-size: 1rem;
        width: 100%;
    }

    .link-icon {
        font-size: 2.5rem;
    }

    .feature-icon {
        font-size: 2.5rem;
    }

    .step-icon {
        font-size: 2.5rem;
    }
}