/* ========================================
   DENTMESH 2026 - Modern Design System
   ======================================== */

:root {
    /* Colors */
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --accent: #f59e0b;
    --accent-light: #fbbf24;
    
    --bg-dark: #0F0F1E;
    --bg-card: #1A1A2E;
    --bg-elevated: #252538;
    
    --text-primary: #FFFFFF;
    --text-secondary: #A0AEC0;
    --text-muted: #6B7280;
    
    --border: rgba(255, 255, 255, 0.1);
    --border-hover: rgba(255, 255, 255, 0.2);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.3);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

/* ========== Reset & Base ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ========== Typography ========== */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

.gradient-text {
    background: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #f59e0b 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ========== Navigation ========== */
.nav {
    position: fixed;
    top: 50px;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 15, 30, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: all var(--transition-base);
}

.nav.scrolled {
    background: rgba(15, 15, 30, 0.95);
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    max-width: 1400px;
    margin: 0 auto;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #6366f1, #a855f7);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 800;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #6366f1, #a855f7);
    transition: width var(--transition-base);
}

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

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.625rem 1.25rem;
    background: linear-gradient(135deg, #6366f1, #a855f7);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    font-weight: 600;
    transition: all var(--transition-base);
}

.nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.4);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-base);
}

/* ========== Hero Section ========== */
.nav-phone {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.625rem 1.25rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    font-weight: 600;
    transition: all var(--transition-base);
}

.nav-phone:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--border-hover);
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: calc(130px + var(--spacing-2xl)) 0 var(--spacing-2xl);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.5;
}

.gradient-blur {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
    animation: float 20s ease-in-out infinite;
}

.gradient-blur-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, #6366f1, transparent);
    top: 10%;
    left: 10%;
}

.gradient-blur-2 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, #a855f7, transparent);
    top: 50%;
    right: 10%;
    animation-delay: -5s;
}

.gradient-blur-3 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, #f59e0b, transparent);
    bottom: 20%;
    left: 30%;
    animation-delay: -10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(30px, -30px) scale(1.1);
    }
    66% {
        transform: translate(-20px, 20px) scale(0.9);
    }
}

.hero .container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.5rem 1rem;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-full);
    color: var(--primary-light);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

.badge-icon {
    font-size: 1.25rem;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--spacing-lg);
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
}

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
}

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

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(135deg, #6366f1, #a855f7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.stat-divider {
    width: 1px;
    background: var(--border);
}

.hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.visual-card {
    position: relative;
    width: 100%;
    max-width: 500px;
    aspect-ratio: 1;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border);
}

.visual-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.floating-card {
    position: absolute;
    padding: var(--spacing-md);
    background: rgba(26, 26, 46, 0.9);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    font-weight: 600;
    box-shadow: var(--shadow-lg);
    animation: floatCard 3s ease-in-out infinite;
}

.floating-card i {
    font-size: 1.25rem;
    color: var(--primary-light);
}

.card-1 {
    top: 10%;
    left: -10%;
}

.card-2 {
    top: 50%;
    right: -10%;
    animation-delay: -1s;
}

.card-3 {
    bottom: 10%;
    left: 5%;
    animation-delay: -2s;
}

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

/* ========== Buttons ========== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-full);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, #6366f1, #a855f7);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--border-hover);
}

.btn-large {
    padding: 1.125rem 2rem;
    font-size: 1.125rem;
}

/* ========== Announcement Bar ========== */
.announcement-bar {
    background: linear-gradient(135deg, #f59e0b, #fbbf24);
    padding: var(--spacing-sm);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1001;
}

.announcement-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.announcement-badge {
    padding: 0.25rem 0.75rem;
    background: rgba(255,255,255,0.2);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    color: white;
}

.announcement-text {
    font-size: 0.875rem;
    font-weight: 600;
    color: white;
}

.announcement-link {
    color: white;
    text-decoration: none;
    font-weight: 700;
    transition: opacity var(--transition-fast);
}

.announcement-link:hover {
    opacity: 0.8;
}

/* ========== Sections ========== */
section {
    padding: var(--spacing-2xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-full);
    color: var(--primary-light);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ========== Bento Grid ========== */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--spacing-lg);
}

.bento-item {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.bento-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.bento-item:hover::before {
    opacity: 1;
}

.bento-item:hover {
    border-color: var(--border-hover);
    transform: translateY(-5px);
}

.bento-item.large {
    grid-column: span 7;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.bento-item.medium {
    grid-column: span 4;
}

.bento-item.tall {
    grid-column: span 5;
    grid-row: span 2;
}

.bento-item.wide {
    grid-column: span 7;
}

.bento-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #6366f1, #a855f7);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: white;
    margin-bottom: var(--spacing-md);
}

.bento-icon-bg {
    width: 60px;
    height: 60px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: var(--primary-light);
    margin-bottom: var(--spacing-md);
}

.bento-item h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.bento-item p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.bento-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--primary-light);
    text-decoration: none;
    font-weight: 600;
    transition: gap var(--transition-base);
}

.bento-link:hover {
    gap: var(--spacing-sm);
}

.stats-visualization {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.stat-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm);
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-sm);
    position: relative;
    overflow: hidden;
}

.stat-bar::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: var(--width);
    background: linear-gradient(90deg, rgba(99, 102, 241, 0.3), transparent);
    animation: expandBar 1s ease var(--delay) forwards;
    transform-origin: left;
}

@keyframes expandBar {
    from {
        width: 0;
    }
    to {
        width: var(--width);
    }
}

.stat-name,
.stat-percent {
    position: relative;
    z-index: 1;
    font-size: 0.875rem;
    font-weight: 600;
}

.metric {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-lg);
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-md);
    margin-top: auto;
}

.metric-value {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #6366f1, #a855f7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.metric-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.feature-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-secondary);
}

.feature-list i {
    color: #10b981;
}

.split-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.file-types {
    display: flex;
    gap: var(--spacing-md);
}

.file-type {
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--primary-light);
}

/* ========== Products ========== */
.product-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    padding: var(--spacing-2xl);
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
}

.product-image-wrapper {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.product-image {
    width: 100%;
    height: auto;
    display: block;
}

.product-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, #f59e0b, #fbbf24);
    color: white;
    font-weight: 700;
    font-size: 0.875rem;
    border-radius: var(--radius-full);
}

.price-card {
    padding: var(--spacing-lg);
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

.price-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.price-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.price-discount {
    padding: 0.25rem 0.75rem;
    background: #10b981;
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: var(--radius-full);
}

.price-main {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.price-old {
    font-size: 1.5rem;
    color: var(--text-muted);
    text-decoration: line-through;
}

.price-current {
    font-size: 3rem;
    font-weight: 900;
    background: linear-gradient(135deg, #6366f1, #a855f7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.price-note {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.product-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.feature-icon {
    width: 40px;
    height: 40px;
    background: rgba(16, 185, 129, 0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.feature-icon i {
    color: #10b981;
    font-size: 1.25rem;
}

.feature-text strong {
    display: block;
    margin-bottom: 0.25rem;
}

.feature-text span {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.product-actions {
    display: flex;
    gap: var(--spacing-md);
}

/* ========== Technology ========== */
.tech-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    position: relative;
}

.tech-timeline::before {
    content: '';
    position: absolute;
    top: 50px;
    left: 5%;
    right: 5%;
    height: 2px;
    background: linear-gradient(90deg, 
        transparent,
        rgba(99, 102, 241, 0.5) 20%,
        rgba(99, 102, 241, 0.5) 80%,
        transparent
    );
}

.timeline-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
}

.timeline-number {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #6366f1, #a855f7);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: var(--spacing-md);
    position: relative;
    z-index: 1;
    box-shadow: 0 0 0 8px rgba(99, 102, 241, 0.2);
}

.timeline-content h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.timeline-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.timeline-visual {
    margin-top: var(--spacing-md);
    width: 60px;
    height: 60px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-light);
}

/* ========== Contact ========== */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-2xl);
    padding: var(--spacing-2xl);
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin: var(--spacing-xl) 0;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-base);
}

.contact-method:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--border-hover);
    transform: translateX(5px);
}

.method-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #6366f1, #a855f7);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: white;
}

.method-text strong {
    display: block;
    margin-bottom: 0.25rem;
}

.method-text span {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1.25rem;
    transition: all var(--transition-base);
}

.social-link:hover {
    background: linear-gradient(135deg, #6366f1, #a855f7);
    border-color: transparent;
    transform: translateY(-3px);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: all var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
}

.form-group textarea {
    resize: vertical;
}

/* ========== Footer ========== */
.footer {
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    border-top: 1px solid var(--border);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.footer-brand p {
    color: var(--text-secondary);
}

.footer-column h4 {
    margin-bottom: var(--spacing-md);
    font-size: 1rem;
}

.footer-column a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
    transition: color var(--transition-fast);
}

.footer-column a:hover {
    color: var(--text-primary);
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    font-size: 0.875rem;
}

.footer-legal {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.footer-legal a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--text-primary);
}

/* ========== Comparison Section ========== */
.comparison {
    background: var(--bg-card);
}

.comparison-wrapper {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: var(--spacing-xl);
}

.comparison-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
}

.comparison-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.comparison-table {
    display: flex;
    flex-direction: column;
    gap: 1px;
    background: var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.table-row {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    background: rgba(255, 255, 255, 0.03);
}

.table-header {
    background: rgba(99, 102, 241, 0.1);
    font-weight: 600;
}

.table-cell {
    padding: var(--spacing-md);
    font-size: 0.9rem;
}

.table-cell.highlight {
    background: rgba(99, 102, 241, 0.05);
    font-weight: 600;
}

.table-cell.advantage {
    color: #10b981;
}

.table-cell.disadvantage {
    color: #ef4444;
}

/* ========== Tech Features Grid ========== */
.tech-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.tech-feature-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-left: 4px solid var(--primary);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.tech-feature-item:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateX(5px);
}

.tech-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #6366f1, #a855f7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.tech-feature-item h4 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
}

.tech-feature-item p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ========== Brands Section ========== */
.brands {
    background: var(--bg-dark);
}

.brands-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.brand-card {
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    min-height: 100px;
    transition: all var(--transition-base);
}

.brand-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--border-hover);
    transform: translateY(-5px);
}

.brand-name {
    font-weight: 600;
    font-size: 1.125rem;
    color: var(--text-primary);
}

.brand-card.more-brands {
    background: rgba(99, 102, 241, 0.1);
    border: 2px dashed var(--primary);
}

.more-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #6366f1, #a855f7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.more-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.brands-cta {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

/* ========== Gallery Section ========== */
.gallery {
    background: var(--bg-card);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--spacing-lg);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.gallery-overlay p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* ========== Tech Timeline CTA ========== */
.tech-cta {
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-2xl);
}

/* ========== Contact Location ========== */
.contact-location {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    margin: var(--spacing-xl) 0;
}

.contact-location i {
    color: var(--primary-light);
    font-size: 1.25rem;
    margin-top: 0.25rem;
}

.contact-location strong {
    display: block;
    margin-bottom: 0.25rem;
}

.contact-location span {
    display: block;
    color: var(--text-secondary);
}

.contact-location small {
    display: block;
    color: var(--text-muted);
    font-size: 0.75rem;
    margin-top: 0.25rem;
}

.form-group select {
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: all var(--transition-base);
}

.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
}

/* ========== Active State ========== */
.nav-btn.active {
    background: linear-gradient(135deg, #a855f7, #6366f1);
}

.nav-link.active {
    color: var(--text-primary);
}

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

/* ========== Responsive ========== */
@media (max-width: 1024px) {
    .bento-item.large,
    .bento-item.wide {
        grid-column: span 12;
    }
    
    .bento-item.medium,
    .bento-item.tall {
        grid-column: span 6;
    }
    
    .tech-timeline {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .stat-divider {
        display: none;
    }
    
    .bento-item.large {
        grid-template-columns: 1fr;
    }
    
    .bento-item.medium,
    .bento-item.tall,
    .bento-item.wide {
        grid-column: span 12;
    }
    
    .product-showcase {
        grid-template-columns: 1fr;
    }
    
    .tech-timeline {
        grid-template-columns: 1fr;
    }
    
    .tech-timeline::before {
        display: none;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}