/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #2a2a72;
    --primary-light: #3a3a8a;
    --secondary: #009ffd;
    --accent: #ffcc00;
    --success: #27ae60;
    --danger: #e74c3c;
    --light: #f8f9fa;
    --dark: #333;
    --gray: #666;
    --light-gray: #eee;
    --border: #ddd;
    --shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    --radius: 10px;
    --transition: all 0.3s ease;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background-color: #f9f9f9;
}

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

/* ===== ANNOUNCEMENT BAR ===== */
.announcement {
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    color: white;
    text-align: center;
    padding: 8px;
    font-size: 14px;
    font-weight: 500;
}

.announcement span {
    margin: 0 10px;
}

.announcement i {
    margin-right: 5px;
}

/* ===== HEADER ===== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.logo img {
    height: 70px;
    width: auto;
    object-fit: contain;
}

.menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--primary);
}

.nav-links {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-links a {
    color: var(--dark);
    font-weight: 500;
    padding: 8px 0;
    position: relative;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-links a:hover {
    color: var(--primary);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

.cart-link {
    position: relative;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--danger);
    color: white;
    font-size: 12px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ===== HERO SECTION ===== */
.hero {
    position: relative;
    min-height: 500px;
    display: flex;
    align-items: center;
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7));
    color: white;
    padding: 60px 20px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('https://images.unsplash.com/photo-1550009158-9ebf69173e03?ixlib=rb-1.2.1&auto=format&fit=crop&w=1200&q=80') center/cover;
    z-index: -1;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero-top {
    font-size: 16px;
    margin-bottom: 15px;
    color: var(--accent);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-sub {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== BUTTONS ===== */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 16px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(42, 42, 114, 0.4);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: white;
    color: var(--primary);
    padding: 12px 24px;
    border-radius: 6px;
    font-weight: 500;
    border: 2px solid var(--primary);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-secondary:hover {
    background: var(--primary);
    color: white;
}

.btn-text {
    background: none;
    border: none;
    color: var(--primary);
    cursor: pointer;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

/* ===== FEATURES SECTION ===== */
.features-section {
    padding: 60px 0;
    background: var(--light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature {
    text-align: center;
    padding: 30px;
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.feature:hover {
    transform: translateY(-5px);
}

.feature i {
    font-size: 40px;
    color: var(--primary);
    margin-bottom: 20px;
}

.feature h3 {
    margin-bottom: 10px;
    color: var(--dark);
}

/* ===== PRODUCT GRID ===== */
.product-list-section {
    padding: 80px 0;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.section-header h2 {
    font-size: 2.2rem;
    color: var(--primary);
}

.view-all {
    color: var(--primary);
    font-weight: 500;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 5px;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
}

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

.product-card {
    background: white;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.product-image {
    height: 200px;
    width: 100%;
    object-fit: cover;
}

.product-info {
    padding: 20px;
}

.product-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--dark);
}

.product-description {
    color: var(--gray);
    font-size: 14px;
    margin-bottom: 15px;
    line-height: 1.5;
}

.product-price {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 15px;
}

.product-actions {
    display: flex;
    gap: 10px;
}

.product-actions button {
    flex: 1;
    padding: 10px;
    border: none;
    border-radius: 5px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.product-actions .btn-primary {
    padding: 10px;
    justify-content: center;
}

/* ===== CART PAGE ===== */
.cart-section {
    padding: 60px 0;
}

.cart-items {
    flex: 1;
}

.cart-item {
    display: flex;
    background: white;
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
    align-items: center;
    gap: 20px;
}

.cart-item-image {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: 8px;
}

.cart-item-details {
    flex: 1;
}

.cart-item-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.cart-item-price {
    color: var(--primary);
    font-weight: 700;
    font-size: 18px;
    margin-bottom: 15px;
}

.quantity-control {
    display: flex;
    align-items: center;
    gap: 10px;
}

.quantity-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    cursor: pointer;
}

.quantity-value {
    min-width: 40px;
    text-align: center;
    font-weight: 600;
}

.cart-sidebar {
    width: 350px;
}

.cart-summary {
    background: white;
    padding: 25px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}

.cart-summary h3 {
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border);
    color: var(--primary);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
}

.summary-total {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
    margin-top: 15px;
    padding-top: 15px;
    border-top: 2px solid var(--border);
}

.btn-checkout {
    width: 100%;
    justify-content: center;
    margin-top: 20px;
}

.empty-cart {
    text-align: center;
    padding: 80px 20px;
}

.empty-cart i {
    color: var(--light-gray);
    margin-bottom: 20px;
}

/* ===== CHECKOUT PAGE ===== */
.checkout-section {
    padding: 60px 0;
}

.checkout-grid {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 40px;
}

.checkout-form-section {
    background: white;
    padding: 30px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.order-summary-section {
    position: sticky;
    top: 100px;
    align-self: start;
}

.order-summary {
    background: white;
    padding: 25px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}

.form-section {
    margin-bottom: 30px;
}

.form-section h3 {
    margin-bottom: 20px;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--dark);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 16px;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(42, 42, 114, 0.1);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.payment-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.payment-option {
    border: 2px solid var(--border);
    border-radius: 8px;
    padding: 15px;
    cursor: pointer;
    transition: var(--transition);
}

.payment-option:hover {
    border-color: var(--primary);
}

.payment-option input[type="radio"] {
    display: none;
}

.payment-option input[type="radio"]:checked + .payment-content {
    color: var(--primary);
}

.payment-option input[type="radio"]:checked + .payment-content {
    border-color: var(--primary);
}

.payment-content {
    display: flex;
    align-items: center;
    gap: 15px;
}

.payment-content i {
    font-size: 24px;
}

.checkout-steps {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
}

.step {
    padding: 10px 20px;
    border-radius: 50px;
    background: var(--light-gray);
    color: var(--gray);
    font-weight: 500;
}

.step.active {
    background: var(--primary);
    color: white;
}

/* ===== TRACK PAGE ===== */
.track-section {
    padding: 60px 0;
}

.track-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.track-card {
    background: white;
    padding: 30px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.track-result {
    background: white;
    padding: 30px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    min-height: 400px;
}

.track-placeholder {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray);
}

.track-placeholder i {
    margin-bottom: 20px;
    color: var(--light-gray);
}

.divider {
    text-align: center;
    margin: 20px 0;
    position: relative;
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border);
}

.divider {
    background: white;
    display: inline-block;
    padding: 0 20px;
    color: var(--gray);
}

.status-guide {
    margin-top: 20px;
}

.status-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    padding: 10px;
    border-radius: 8px;
    background: var(--light);
}

.status-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.status-dot.processing {
    background: #3498db;
}

.status-dot.shipped {
    background: #f39c12;
}

.status-dot.delivered {
    background: var(--success);
}

/* ===== THANKS PAGE ===== */
.thanks-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    padding: 40px 20px;
}

.success-animation {
    text-align: center;
    max-width: 600px;
    width: 100%;
}

.success-icon {
    font-size: 80px;
    color: var(--accent);
    margin-bottom: 30px;
    animation: bounce 1s ease infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.thanks-section h1 {
    font-size: 3rem;
    margin-bottom: 10px;
}

.order-id {
    font-size: 1.2rem;
    background: rgba(255, 255, 255, 0.1);
    padding: 10px 20px;
    border-radius: 50px;
    display: inline-block;
    margin-bottom: 30px;
}

.thanks-message {
    font-size: 1.1rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.order-details-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: var(--radius);
    margin-bottom: 30px;
    text-align: left;
}

.next-steps {
    margin-top: 20px;
}

.step {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
}

.step-icon {
    width: 30px;
    height: 30px;
    background: var(--accent);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    flex-shrink: 0;
}

.support-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 25px;
    border-radius: var(--radius);
    margin-bottom: 30px;
}

.support-options {
    display: flex;
    gap: 15px;
    margin-top: 20px;
    justify-content: center;
}

.action-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-bottom: 30px;
}

/* ===== FOOTER ===== */
.site-footer {
    background: var(--primary);
    color: white;
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h3 {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: white;
}

.footer-logo {
    height: 30px;
    width: auto;
    margin-right: 10px;
    vertical-align: middle;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
}

.social-links a:hover {
    background: var(--secondary);
    transform: translateY(-3px);
}

.payment-methods {
    display: flex;
    gap: 15px;
    font-size: 17px;
    margin-top: 15px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 15px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
}

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

/* ===== FAQ SECTION ===== */
.faq-section {
    padding: 60px 0;
    background: var(--light);
}

.faq-section h2 {
    text-align: center;
    margin-bottom: 40px;
    color: var(--primary);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.faq-item {
    background: white;
    padding: 25px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.faq-item h4 {
    color: var(--primary);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 992px) {
    .checkout-grid,
    .track-container {
        grid-template-columns: 1fr;
    }
    
    .order-summary-section {
        position: static;
    }
    
    .cart-section .container {
        flex-direction: column;
    }
    
    .cart-sidebar {
        width: 100%;
        margin-top: 40px;
    }
}

@media (max-width: 768px) {
    .menu-btn {
        display: block;
    }
    
    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        display: none;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    .support-options {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .product-grid {
        grid-template-columns: 1fr;
    }
    
    .cart-item {
        flex-direction: column;
        text-align: center;
    }
    
    .cart-item-image {
        width: 100%;
        max-width: 250px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .checkout-steps {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }
}

/* ===== UTILITY CLASSES ===== */
.text-center { text-align: center; }
.mb-20 { margin-bottom: 20px; }
.mb-30 { margin-bottom: 30px; }
.mt-20 { margin-top: 20px; }
.mt-30 { margin-top: 30px; }
.hidden { display: none; }
.free { color: var(--success); font-weight: 600; }
.free-shipping { color: var(--success); font-weight: 600; }
.badge {
    display: inline-block;
    padding: 4px 8px;
    background: var(--accent);
    color: var(--primary);
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
}

/* ===== LOADING STATES ===== */
.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: inherit;
}

.loading::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    border: 2px solid var(--primary);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    z-index: 1;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}