:root {
    --bg-dark: #ffffff;
    --bg-darker: #f8fafc;
    --card-bg: #ffffff;
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary: #6366f1;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --accent-wa: #25D366;
    --border-color: rgba(0, 0, 0, 0.1);
    --glass-bg: rgba(255, 255, 255, 0.85);
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

/* Typography & Utils */
h1,
h2,
h3,
h4 {
    color: var(--text-main);
    font-weight: 700;
}

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.text-center {
    text-align: center;
}

.mt-4 {
    margin-top: 1.5rem;
}

.w-100 {
    width: 100%;
}

.highlight {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    background-clip: text;
    -webkit-background-clip: text;
    -moz-background-clip: text;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 24px;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 1rem;
    text-align: center;
}

.btn-primary {
    background: var(--primary);
    color: var(--text-main);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--border-color);
    color: var(--text-main);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-lg {
    padding: 14px 32px;
    font-size: 1.1rem;
}

.btn-block {
    width: 100%;
    display: block;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    padding: 15px 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.logo i {
    font-size: 2rem;
    color: var(--primary);
}

.logo h2 {
    font-size: 1.5rem;
}

.logo span {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.nav-links {
    display: flex;
    gap: 30px;
    list-style: none;
}

.nav-links a {
    font-weight: 500;
    transition: var(--transition);
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.cart-btn {
    background: transparent;
    border: none;
    color: var(--text-main);
    font-size: 1.3rem;
    cursor: pointer;
    position: relative;
    transition: var(--transition);
}

.cart-btn:hover {
    color: var(--primary);
    transform: scale(1.1);
}

#cart-count {
    position: absolute;
    top: -8px;
    right: -12px;
    background: var(--secondary);
    color: var(--text-main);
    font-size: 0.75rem;
    padding: 2px 6px;
    border-radius: 50%;
    font-weight: bold;
    transition: transform 0.2s;
}

.whatsapp-btn {
    background: var(--accent-wa);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
}

.whatsapp-btn:hover {
    background: #1ebe57;
}

.mobile-menu-btn {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-main);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    padding: 160px 0 80px;
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: -20%;
    right: 0;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.2) 0%, rgba(15, 23, 42, 0) 70%);
    border-radius: 50%;
    z-index: -1;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 50px;
    align-items: center;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 16px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid var(--primary);
    border-radius: 30px;
    color: var(--primary);
    font-size: 0.9rem;
    margin-bottom: 25px;
    font-weight: 500;
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 35px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.hero-stats {
    display: flex;
    gap: 30px;
    border-top: 1px solid var(--border-color);
    padding-top: 25px;
}

.stat {
    font-weight: 600;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-main);
}

.stat i {
    color: var(--primary);
    font-size: 1.2rem;
}

.hero-image {
    position: relative;
    perspective: 1000px;
}

.hero-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: var(--shadow);
    transform: rotateY(-10deg) rotateX(5deg);
    transition: transform 0.5s;
    animation: float 6s ease-in-out infinite;
    object-fit: cover;
}

.floating-card {
    position: absolute;
    bottom: -20px;
    left: -20px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: 15px 25px;
    border-radius: 15px;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: bold;
    animation: float 5s ease-in-out infinite alternate;
    z-index: 10;
}

@keyframes float {
    0% {
        transform: translateY(0px) rotateY(-10deg) rotateX(5deg);
    }

    50% {
        transform: translateY(-15px) rotateY(-10deg) rotateX(5deg);
    }

    100% {
        transform: translateY(0px) rotateY(-10deg) rotateX(5deg);
    }
}

/* Sections Global */
section {
    padding: 90px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 12px;
}

.section-title p {
    color: var(--text-muted);
    font-size: 1.15rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Why Us */
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.feature-card {
    background: var(--card-bg);
    padding: 35px 25px;
    border-radius: 16px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.15);
}

.feature-card.highlighted {
    background: linear-gradient(180deg, var(--card-bg), rgba(59, 130, 246, 0.08));
    border-color: var(--primary);
}

.feature-card .icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 15px;
    font-size: 1.3rem;
}

/* Payment Banner */
.payment-banner {
    background: var(--bg-darker);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 45px 0;
}

.payment-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.payment-text {
    max-width: 60%;
}

.payment-text h3 {
    color: var(--primary);
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.payment-icons {
    font-size: 3rem;
    display: flex;
    gap: 25px;
    color: var(--text-muted);
}

.payment-icons i {
    transition: var(--transition);
}

.payment-icons i:hover {
    color: var(--primary);
    transform: translateY(-5px);
}

/* Products */
.products {
    background: var(--bg-dark);
}

.product-controls {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    background: var(--card-bg);
    padding: 20px;
    border-radius: 15px;
    border: 1px solid var(--border-color);
}

.search-bar {
    position: relative;
    width: 320px;
}

.search-bar input {
    width: 100%;
    padding: 14px 20px 14px 45px;
    border-radius: 30px;
    background: var(--bg-darker);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    outline: none;
    transition: var(--transition);
    font-size: 1rem;
}

.search-bar input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.search-bar i {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 1.1rem;
}

.filters {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.filter-btn {
    background: var(--bg-darker);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 10px 22px;
    border-radius: 30px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
    font-size: 0.95rem;
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--primary);
    color: var(--text-main);
    border-color: var(--primary);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
}

.product-card {
    background: var(--card-bg);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    position: relative;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow);
    border-color: var(--primary);
}

.prod-img {
    width: 100%;
    height: 240px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-card:hover .prod-img {
    transform: scale(1.05);
}

.img-container {
    overflow: hidden;
    position: relative;
}

.prod-content {
    padding: 25px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    position: relative;
    background: var(--card-bg);
    z-index: 2;
}

.prod-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
}

.prod-brand {
    font-size: 0.85rem;
    color: var(--primary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.grade-badge {
    font-size: 0.8rem;
    padding: 4px 10px;
    border-radius: 10px;
    font-weight: bold;
}

.grade-a {
    background: rgba(37, 211, 102, 0.15);
    color: #25D366;
    border: 1px solid rgba(37, 211, 102, 0.3);
}

.grade-b {
    background: rgba(255, 193, 7, 0.15);
    color: #FFC107;
    border: 1px solid rgba(255, 193, 7, 0.3);
}

.prod-title {
    font-size: 1.4rem;
    margin-bottom: 12px;
    color: var(--text-main);
}

.prod-specs {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 25px;
    line-height: 1.6;
}

.prod-price {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.prod-actions {
    display: flex;
    gap: 12px;
    margin-top: auto;
}

.add-cart-btn {
    flex: 1;
    text-align: center;
    background: rgba(255, 255, 255, 0.05);
    padding: 12px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    color: var(--text-main);
    cursor: pointer;
    transition: 0.3s;
    font-weight: 600;
    font-size: 0.95rem;
}

.add-cart-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-2px);
}

.buy-now-btn {
    flex: 1;
    text-align: center;
    background: transparent;
    padding: 12px;
    border-radius: 10px;
    border: 1px solid var(--accent-wa);
    color: var(--accent-wa);
    font-weight: 600;
    cursor: pointer;
    transition: 0.3s;
    font-size: 0.95rem;
}

.buy-now-btn:hover {
    background: var(--accent-wa);
    color: var(--text-main);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

/* Request Form */
.request-model {
    background: var(--bg-darker);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.request-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 16px;
    border-radius: 12px;
    color: var(--text-main);
    outline: none;
    font-size: 1.05rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.15);
}

.form-group textarea {
    height: 140px;
    resize: vertical;
}

/* Video Showcase */
.video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.video-card {
    background: var(--card-bg);
    border-radius: 20px;
    overflow: hidden;
    height: auto;
    position: relative;
    border: 1px solid var(--border-color);
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
}

.instagram-embed-container {
    padding: 0;
    min-height: 420px;
}

.instagram-embed-container iframe {
    border-radius: 12px;
    max-width: 100%;
    box-shadow: var(--shadow);
}

.video-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.8), rgba(255, 255, 255, 0.9));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 25px;
    color: var(--text-muted);
    transition: 0.4s;
    padding: 20px;
    text-align: center;
}

.video-card:hover .video-placeholder {
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.9), rgba(59, 130, 246, 0.3));
    color: var(--text-main);
}

.video-placeholder i {
    font-size: 3rem;
    color: var(--secondary);
    background: rgba(255, 255, 255, 0.05);
    width: 90px;
    height: 90px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.4s;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.video-card:hover i {
    transform: scale(1.15);
    background: var(--primary);
    color: var(--text-main);
    border-color: var(--primary);
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.4);
}

.video-placeholder span {
    font-weight: 600;
    font-size: 1.1rem;
}

/* FAQ */
.faq-accordion {
    max-width: 850px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.faq-item {
    border-radius: 12px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: rgba(255, 255, 255, 0.2);
}

.faq-question {
    width: 100%;
    text-align: left;
    padding: 22px 25px;
    background: transparent;
    border: none;
    color: var(--text-main);
    font-weight: 600;
    font-size: 1.15rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--primary);
}

.faq-answer {
    padding: 0 25px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.4s ease;
    color: var(--text-muted);
    line-height: 1.7;
    font-size: 1.05rem;
}

.faq-item.active {
    border-color: var(--primary);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.faq-item.active .faq-answer {
    padding: 0 25px 25px;
    max-height: 300px;
    opacity: 1;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
    color: var(--primary);
}

.faq-question i {
    transition: 0.4s;
    color: var(--text-muted);
}

/* Contact */
.contact-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
}

.contact-list {
    list-style: none;
    margin-top: 30px;
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-list li {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    background: rgba(255, 255, 255, 0.03);
    padding: 20px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.contact-list li:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateX(5px);
    border-color: rgba(255, 255, 255, 0.15);
}

.contact-list i {
    font-size: 1.8rem;
    color: var(--primary);
    margin-top: 5px;
    width: 30px;
    text-align: center;
}

.border-glow {
    border-radius: 20px;
    padding: 4px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-map iframe {
    border-radius: 16px;
    width: 100%;
}

/* Footer */
footer {
    background: var(--bg-darker);
    padding-top: 70px;
    border-top: 1px solid var(--border-color);
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 50px;
}

.footer-col h3 {
    margin-bottom: 25px;
    font-size: 1.25rem;
    font-weight: 700;
}

.footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-col ul a {
    color: var(--text-muted);
    transition: 0.3s;
    font-size: 1rem;
}

.footer-col ul a:hover {
    color: var(--primary);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding: 25px;
    margin-top: 50px;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Floating Elements */
.floating-wa {
    position: fixed;
    bottom: 35px;
    right: 35px;
    width: 65px;
    height: 65px;
    background: var(--accent-wa);
    color: var(--text-main);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    box-shadow: 0 5px 25px rgba(37, 211, 102, 0.4);
    z-index: 99;
    transition: 0.3s;
    text-decoration: none;
    animation: pulse 2s infinite;
}

.floating-wa:hover {
    transform: scale(1.1);
    background: #1ebe57;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }

    70% {
        box-shadow: 0 0 0 20px rgba(37, 211, 102, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

/* Modals & Sidebar */
.cart-overlay,
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: 0.4s ease;
    backdrop-filter: blur(8px);
}

.cart-overlay.active,
.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.cart-content {
    position: absolute;
    right: -100%;
    top: 0;
    width: 450px;
    height: 100%;
    background: var(--bg-dark);
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.6);
    transition: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    border-left: 1px solid var(--border-color);
}

.cart-overlay.active .cart-content {
    right: 0;
}

.cart-header {
    padding: 25px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--card-bg);
}

.close-cart,
.close-modal {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-main);
    font-size: 1.2rem;
    cursor: pointer;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.close-cart:hover,
.close-modal:hover {
    background: #ef4444;
    border-color: #ef4444;
    transform: rotate(90deg);
}

.cart-items {
    flex-grow: 1;
    overflow-y: auto;
    padding: 25px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.cart-items::-webkit-scrollbar {
    width: 6px;
}

.cart-items::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}

.cart-item {
    display: flex;
    gap: 15px;
    background: var(--card-bg);
    padding: 15px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    align-items: center;
    transition: var(--transition);
}

.cart-item:hover {
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateX(-5px);
}

.cart-item img {
    width: 75px;
    height: 75px;
    object-fit: cover;
    border-radius: 8px;
}

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

.item-details h4 {
    font-size: 1rem;
    margin-bottom: 5px;
    color: var(--text-main);
}

.item-price {
    color: var(--primary);
    font-weight: 700;
    font-size: 1.1rem;
}

.remove-item {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
    border: none;
    cursor: pointer;
    width: 35px;
    height: 35px;
    border-radius: 8px;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.remove-item:hover {
    background: #ef4444;
    color: var(--text-main);
}

.cart-footer {
    padding: 25px;
    border-top: 1px solid var(--border-color);
    background: var(--card-bg);
}

.cart-total {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -45%) scale(0.95);
    background: var(--bg-dark);
    width: 90%;
    max-width: 550px;
    padding: 40px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
    transition: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    opacity: 0;
}

.modal-overlay.active .modal {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
}

.modal .close-modal {
    position: absolute;
    top: 20px;
    right: 20px;
}

.grade-box {
    margin-top: 25px;
    background: var(--card-bg);
    padding: 20px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.grade-box:hover {
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
}

/* Responsive */
@media(max-width: 1024px) {
    .hero h1 {
        font-size: 3rem;
    }

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

    .contact-grid,
    .request-container {
        grid-template-columns: 1fr;
    }
}

@media(max-width: 768px) {
    .nav-links {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-stats {
        justify-content: center;
        flex-wrap: wrap;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-image {
        display: none;
    }

    .hero {
        min-height: auto;
        padding: 130px 0 60px;
    }

    .badge {
        margin-top: 30px;
    }

    .hero-buttons .btn-outline {
        color: white;
        background: var(--primary);
        border: none;
    }

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

    .footer-container {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }

    .footer-col ul {
        align-items: center;
    }

    .payment-container {
        flex-direction: column;
        gap: 25px;
        text-align: center;
    }

    .payment-text {
        max-width: 100%;
    }

    .cart-content {
        width: 100%;
        right: -100%;
    }

    .floating-wa {
        bottom: 20px;
        right: 20px;
        width: 55px;
        height: 55px;
        font-size: 1.8rem;
    }
}

@media(max-width: 480px) {
    .features-grid {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 2.3rem;
    }

    .section-title h2 {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .logo h2 {
        font-size: 1.2rem !important;
    }

    .logo i {
        font-size: 1.4rem !important;
    }

    .nav-actions {
        gap: 10px;
    }

    .wa-text {
        display: none;
    }

    .whatsapp-btn {
        padding: 8px 10px !important;
        border-radius: 50% !important;
    }
}

/* Loader */
.loader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-dark);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: 0.6s ease-out;
}

.loader {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s cubic-bezier(0.68, -0.55, 0.265, 1.55) infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}.social-icon { width: 40px; height: 40px; border-radius: 50%; background: var(--bg-darker); border: 1px solid var(--border-color); display: flex; align-items: center; justify-content: center; color: var(--text-muted); font-size: 1.1rem; transition: var(--transition); }
.social-icon:hover { background: var(--primary); color: white; border-color: var(--primary); transform: translateY(-3px); box-shadow: 0 5px 15px rgba(59, 130, 246, 0.3); }