/* ==================== ROOT VARIABLES ==================== */
:root {
    /* Colors - Dark Theme */
    --primary: #6366F1;
    --primary-hover: #4F46E5;
    --secondary: #8B5CF6;
    --accent: #10B981;
    --danger: #EF4444;
    
    --dark: #000000;
    --dark-light: #0A0A0A;
    --dark-lighter: #141414;
    --dark-card: #1A1A1A;
    --dark-border: #252525;
    
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    
    --white: #FFFFFF;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing */
    --container-width: 1200px;
    --section-padding: 5rem 0;
    
    /* Effects */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.6);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.7);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    --gradient-dark: linear-gradient(180deg, var(--dark) 0%, var(--dark-lighter) 100%);
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    background: var(--dark);
    color: var(--gray-200);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

button {
    font-family: var(--font-family);
    cursor: pointer;
    border: none;
    outline: none;
    transition: var(--transition);
}

input, textarea, select {
    font-family: var(--font-family);
    outline: none;
}

ul {
    list-style: none;
}

/* ==================== UTILITIES ==================== */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: var(--section-padding);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-description {
    font-size: 1.125rem;
    color: var(--gray-400);
    max-width: 600px;
    margin: 0 auto;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 12px;
    transition: var(--transition);
    cursor: pointer;
    white-space: nowrap;
    touch-action: manipulation;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(99, 102, 241, 0.5);
}

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

.btn-secondary {
    background: var(--dark-card);
    color: var(--white);
    border: 1px solid var(--dark-border);
}

.btn-secondary:hover {
    background: var(--dark-lighter);
    border-color: var(--gray-700);
}

.btn-service, .btn-pricing {
    width: 100%;
    justify-content: center;
    background: var(--dark-card);
    color: var(--white);
    border: 1px solid var(--dark-border);
}

.btn-service:hover, .btn-pricing:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-2px);
}

.btn-block {
    width: 100%;
    justify-content: center;
}

.btn-close {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--dark-card);
    color: var(--gray-400);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--dark-border);
}

.btn-close:hover {
    background: var(--dark-lighter);
    color: var(--white);
}

.btn-cart {
    position: relative;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--dark-card);
    color: var(--gray-300);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--dark-border);
    font-size: 1.25rem;
}

.btn-cart:hover {
    background: var(--dark-lighter);
    color: var(--white);
}

.cart-badge {
    position: absolute;
    top: -6px;
    right: -6px;
    background: var(--primary);
    color: var(--white);
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.15rem 0.4rem;
    border-radius: 10px;
    min-width: 20px;
    text-align: center;
    display: none;
}

/* ==================== NAVIGATION ==================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--dark-border);
    padding: 1rem 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(0, 0, 0, 0.95);
    box-shadow: var(--shadow-lg);
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--white);
}

.nav-brand i {
    font-size: 1.5rem;
    color: var(--primary);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--gray-300);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 0;
    position: relative;
}

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

.nav-link:hover {
    color: var(--white);
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 28px;
    height: 28px;
    background: transparent;
    padding: 0;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* ==================== HERO SECTION ==================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 6rem;
    position: relative;
    overflow: hidden;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 50px;
    margin-bottom: 2rem;
    font-size: 0.875rem;
    color: var(--gray-300);
}

.hero-badge i {
    color: var(--accent);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--gray-400);
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 4rem;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
}

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

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* ==================== SERVICES ==================== */
.services {
    background: var(--dark-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 16px;
    padding: 2rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: 0 12px 24px rgba(99, 102, 241, 0.2);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card.featured {
    border-color: var(--primary);
    box-shadow: 0 8px 16px rgba(99, 102, 241, 0.2);
}

.featured-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--gradient-primary);
    color: var(--white);
    padding: 0.375rem 0.75rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.service-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: var(--white);
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 0.75rem;
}

.service-card > p {
    color: var(--gray-400);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.service-features {
    margin-bottom: 1.5rem;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--gray-300);
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
}

.service-features i {
    color: var(--accent);
    font-size: 0.875rem;
}

.service-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 1.5rem;
}

/* ==================== PRICING ==================== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.pricing-card {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 16px;
    padding: 2.5rem 2rem;
    transition: var(--transition);
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: 0 12px 24px rgba(99, 102, 241, 0.2);
}

.pricing-card.featured {
    border-color: var(--primary);
    box-shadow: 0 8px 16px rgba(99, 102, 241, 0.2);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: var(--white);
    padding: 0.375rem 1rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pricing-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--dark-border);
}

.pricing-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 1rem;
}

.price {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    margin-bottom: 0.5rem;
}

.currency {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-400);
    margin-top: 0.5rem;
}

.amount {
    font-size: 3rem;
    font-weight: 900;
    color: var(--white);
    line-height: 1;
}

.price-description {
    color: var(--gray-400);
    font-size: 0.95rem;
}

.pricing-features {
    margin-bottom: 2rem;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--gray-300);
    margin-bottom: 0.875rem;
    font-size: 0.95rem;
}

.pricing-features i {
    color: var(--accent);
    font-size: 0.875rem;
}

.pricing-note {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 12px;
    color: var(--gray-400);
    font-size: 0.95rem;
    line-height: 1.6;
}

.pricing-note i {
    color: var(--primary);
    font-size: 1.25rem;
    margin-top: 0.1rem;
}

/* ==================== ABOUT ==================== */
.about {
    background: var(--dark-light);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-description {
    font-size: 1.125rem;
    color: var(--gray-400);
    line-height: 1.8;
    margin-bottom: 2rem;
}

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

.detail-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 12px;
}

.detail-item i {
    color: var(--primary);
    font-size: 1.25rem;
    margin-top: 0.25rem;
}

.detail-item strong {
    display: block;
    color: var(--white);
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.detail-item p {
    color: var(--gray-400);
    font-size: 0.95rem;
    line-height: 1.5;
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    border-radius: 16px;
    border: 1px solid var(--dark-border);
    box-shadow: var(--shadow-xl);
}

.about-badge {
    position: absolute;
    bottom: 1.5rem;
    left: 1.5rem;
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    padding: 0.75rem 1.25rem;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    backdrop-filter: blur(10px);
}

.about-badge i {
    color: var(--accent);
    font-size: 1.25rem;
}

.about-badge span {
    color: var(--white);
    font-weight: 600;
}

/* ==================== CONTACT ==================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 1rem;
}

.contact-info > p {
    color: var(--gray-400);
    margin-bottom: 2rem;
    line-height: 1.6;
}

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

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

.contact-icon {
    width: 48px;
    height: 48px;
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    color: var(--primary);
    font-size: 1.25rem;
}

.contact-item strong {
    display: block;
    color: var(--white);
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.contact-item p {
    color: var(--gray-400);
    font-size: 0.95rem;
    line-height: 1.5;
}

.contact-item a {
    color: var(--primary);
}

.contact-item a:hover {
    text-decoration: underline;
}

.contact-form-wrapper {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 16px;
    padding: 2rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    color: var(--gray-300);
    font-weight: 500;
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    padding: 0.875rem 1rem;
    background: var(--dark-lighter);
    border: 1px solid var(--dark-border);
    border-radius: 10px;
    color: var(--white);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--primary);
    background: var(--dark);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* ==================== LEGAL ==================== */
.legal {
    background: var(--dark-light);
}

.legal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.legal-card {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
}

.legal-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: 0 12px 24px rgba(99, 102, 241, 0.2);
}

.legal-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: var(--white);
    margin: 0 auto 1.5rem;
}

.legal-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 0.75rem;
}

.legal-card p {
    color: var(--gray-400);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ==================== FOOTER ==================== */
.footer {
    background: var(--dark-light);
    border-top: 1px solid var(--dark-border);
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-col h4 {
    color: var(--white);
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-col p {
    color: var(--gray-400);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 0.75rem;
}

.footer-company {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--dark-border);
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-col ul li a {
    color: var(--gray-400);
    font-size: 0.95rem;
}

.footer-col ul li a:hover {
    color: var(--primary);
}

.footer-col ul li i {
    color: var(--primary);
    margin-right: 0.5rem;
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--dark-border);
    text-align: center;
}

.footer-bottom p {
    color: var(--gray-500);
    font-size: 0.875rem;
    line-height: 1.6;
}

/* ==================== CART DRAWER ==================== */
.cart-drawer {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    display: none;
}

.cart-drawer.active {
    display: block;
}

.drawer-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
}

.drawer-content {
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 480px;
    height: 100%;
    background: var(--dark-light);
    border-left: 1px solid var(--dark-border);
    display: flex;
    flex-direction: column;
    animation: slideInRight 0.3s ease-out;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
    }
    to {
        transform: translateX(0);
    }
}

.drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem;
    border-bottom: 1px solid var(--dark-border);
}

.drawer-header h3 {
    color: var(--white);
    font-weight: 700;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.drawer-header i {
    color: var(--primary);
}

.drawer-body {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
}

.drawer-body::-webkit-scrollbar {
    width: 8px;
}

.drawer-body::-webkit-scrollbar-track {
    background: var(--dark);
}

.drawer-body::-webkit-scrollbar-thumb {
    background: var(--dark-border);
    border-radius: 4px;
}

.cart-item {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 12px;
    padding: 1.25rem;
    margin-bottom: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.cart-item-info h4 {
    color: var(--white);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.cart-item-price {
    color: var(--primary);
    font-size: 1.5rem;
    font-weight: 700;
}

.cart-item button {
    padding: 0.5rem 1rem;
    background: var(--danger);
    color: var(--white);
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.875rem;
}

.cart-item button:hover {
    background: #DC2626;
}

.drawer-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--dark-border);
}

.cart-summary {
    margin-bottom: 1.5rem;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    color: var(--gray-300);
    font-size: 0.95rem;
}

.summary-row.total {
    border-top: 1px solid var(--dark-border);
    padding-top: 1rem;
    margin-top: 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--white);
}

/* ==================== MODAL ==================== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 3000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    width: 100%;
    max-width: 1200px;
    max-height: 90vh;
    background: var(--dark-light);
    border: 1px solid var(--dark-border);
    border-radius: 16px;
    overflow: hidden;
    animation: scaleIn 0.3s ease-out;
}

@keyframes scaleIn {
    from {
        transform: scale(0.9);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--dark-border);
}

.modal-header h2 {
    color: var(--white);
    font-weight: 700;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.modal-header i {
    color: var(--primary);
}

.modal-body {
    padding: 2rem;
    overflow-y: auto;
    max-height: calc(90vh - 140px);
}

.modal-body::-webkit-scrollbar {
    width: 8px;
}

.modal-body::-webkit-scrollbar-track {
    background: var(--dark);
}

.modal-body::-webkit-scrollbar-thumb {
    background: var(--dark-border);
    border-radius: 4px;
}

.checkout-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 2rem;
}

.checkout-form h3 {
    color: var(--white);
    font-weight: 700;
    margin-bottom: 1.5rem;
}

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

.payment-methods {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.payment-option {
    cursor: pointer;
}

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

.payment-card {
    padding: 1.25rem;
    background: var(--dark-card);
    border: 2px solid var(--dark-border);
    border-radius: 12px;
    text-align: center;
    transition: var(--transition);
}

.payment-option input[type="radio"]:checked + .payment-card {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.payment-card i {
    color: var(--primary);
    font-size: 1.75rem;
    margin-bottom: 0.75rem;
}

.payment-card span {
    display: block;
    color: var(--white);
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.payment-card small {
    color: var(--gray-400);
    font-size: 0.875rem;
}

.checkout-security {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 1rem;
    color: var(--gray-400);
    font-size: 0.875rem;
}

.checkout-security i {
    color: var(--accent);
}

.order-summary {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 12px;
    padding: 1.5rem;
    height: fit-content;
    position: sticky;
    top: 0;
}

.order-summary h3 {
    color: var(--white);
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.summary-totals {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--dark-border);
}

.trust-badges {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--dark-border);
}

.badge-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--gray-300);
    font-size: 0.875rem;
}

.badge-item i {
    color: var(--accent);
}

/* ==================== CHAT WIDGET ==================== */
.chat-toggle {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 8px 16px rgba(99, 102, 241, 0.4);
    z-index: 1500;
    border: none;
}

.chat-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 24px rgba(99, 102, 241, 0.5);
}

.chat-window {
    position: fixed;
    bottom: 6rem;
    right: 2rem;
    width: 380px;
    height: 500px;
    background: var(--dark-light);
    border: 1px solid var(--dark-border);
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
    z-index: 1500;
    display: none;
    flex-direction: column;
    animation: scaleIn 0.3s ease-out;
}

.chat-window.active {
    display: flex;
}

.chat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    background: var(--gradient-primary);
    border-radius: 16px 16px 0 0;
}

.chat-header-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.chat-header-info i {
    font-size: 2rem;
    color: var(--white);
}

.chat-header-info div strong {
    display: block;
    color: var(--white);
    font-weight: 700;
    font-size: 1rem;
}

.chat-header-info div span {
    display: block;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
}

.chat-header .btn-close {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: var(--white);
}

.chat-header .btn-close:hover {
    background: rgba(255, 255, 255, 0.3);
}

.chat-body {
    flex: 1;
    overflow-y: auto;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.chat-body::-webkit-scrollbar {
    width: 6px;
}

.chat-body::-webkit-scrollbar-track {
    background: var(--dark);
}

.chat-body::-webkit-scrollbar-thumb {
    background: var(--dark-border);
    border-radius: 3px;
}

.chat-message {
    display: flex;
    gap: 0.75rem;
    animation: fadeInUp 0.3s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message-avatar {
    width: 32px;
    height: 32px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.message-avatar i {
    color: var(--white);
    font-size: 0.875rem;
}

.message-bubble {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 12px;
    padding: 0.875rem 1rem;
    max-width: 80%;
}

.message-bubble p {
    color: var(--gray-200);
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 0;
}

.message-user {
    justify-content: flex-end;
}

.message-user .message-bubble {
    background: var(--gradient-primary);
    border: none;
    color: var(--white);
}

.message-user .message-bubble p {
    color: var(--white);
}

.chat-footer {
    display: flex;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--dark-border);
}

.chat-footer input {
    flex: 1;
    padding: 0.75rem 1rem;
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 10px;
    color: var(--white);
    font-size: 0.95rem;
}

.chat-footer input:focus {
    border-color: var(--primary);
}

.chat-footer button {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-footer button:hover {
    transform: scale(1.05);
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 968px) {
    .nav-menu {
        position: fixed;
        top: 73px;
        left: 0;
        right: 0;
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--dark-border);
        flex-direction: column;
        padding: 1.5rem;
        gap: 1rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-buttons .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 2rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-image {
        order: -1;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .checkout-grid {
        grid-template-columns: 1fr;
    }
    
    .order-summary {
        position: static;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .chat-window {
        left: 1rem;
        right: 1rem;
        width: auto;
    }
}

@media (max-width: 640px) {
    .section-title {
        font-size: 2rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .payment-methods {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .drawer-content {
        max-width: 100%;
    }
    
    .modal {
        padding: 0;
    }
    
    .modal-content {
        max-height: 100vh;
        border-radius: 0;
    }
}