/* ============================================
   KRAFTOID 3D - Industrial Tech Design System
   ============================================ */

/* CSS Variables - Industrial Dark Theme */
:root {
    /* Colors */
    --color-bg-primary: #0a0a0f;
    --color-bg-secondary: #12121a;
    --color-bg-tertiary: #1a1a25;
    --color-bg-card: #151520;
    
    --color-accent-primary: #00d4ff;
    --color-accent-secondary: #7c3aed;
    --color-accent-tertiary: #f59e0b;
    
    --color-text-primary: #ffffff;
    --color-text-secondary: #a1a1aa;
    --color-text-muted: #71717a;
    
    --color-border: rgba(255, 255, 255, 0.1);
    --color-border-hover: rgba(0, 212, 255, 0.3);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #00d4ff 0%, #7c3aed 100%);
    --gradient-hero: linear-gradient(135deg, rgba(0, 212, 255, 0.1) 0%, rgba(124, 58, 237, 0.1) 100%);
    --gradient-glow: radial-gradient(circle, rgba(0, 212, 255, 0.15) 0%, transparent 70%);
    
    /* Typography */
    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    
    /* Shadows */
    --shadow-glow: 0 0 40px rgba(0, 212, 255, 0.3);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h4 { font-size: 1.125rem; }

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

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-md) 0;
    transition: var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-icon {
    color: var(--color-accent-primary);
    font-size: 1.75rem;
}

.logo-accent {
    color: var(--color-accent-primary);
}

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

.nav-links a {
    color: var(--color-text-secondary);
    font-weight: 500;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: var(--transition-fast);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-base);
}

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

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

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

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--color-text-primary);
    transition: var(--transition-base);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--color-bg-secondary);
    padding: var(--space-lg);
    border-bottom: 1px solid var(--color-border);
    z-index: 999;
}

.mobile-nav-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.mobile-nav-links a {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    font-weight: 500;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-md);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: var(--transition-base);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-bg-primary);
}

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

.btn-secondary {
    background: transparent;
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

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

.btn-large {
    padding: var(--space-md) var(--space-xl);
    font-size: 1rem;
}

.btn-full {
    width: 100%;
}

.btn-arrow {
    width: 20px;
    height: 20px;
    transition: var(--transition-base);
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: calc(80px + var(--space-3xl)) var(--space-lg) var(--space-3xl);
    overflow: hidden;
}

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

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    mask-image: radial-gradient(ellipse at center, black 40%, transparent 70%);
}

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float 8s ease-in-out infinite;
}

.glow-1 {
    width: 400px;
    height: 400px;
    background: var(--color-accent-primary);
    top: 10%;
    right: 20%;
    animation-delay: 0s;
}

.glow-2 {
    width: 300px;
    height: 300px;
    background: var(--color-accent-secondary);
    bottom: 20%;
    right: 10%;
    animation-delay: -3s;
}

.glow-3 {
    width: 200px;
    height: 200px;
    background: var(--color-accent-tertiary);
    top: 40%;
    right: 40%;
    animation-delay: -6s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-30px) scale(1.1); }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 100px;
    font-size: 0.85rem;
    color: var(--color-accent-primary);
    margin-bottom: var(--space-lg);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-accent-primary);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-title {
    margin-bottom: var(--space-md);
}

.title-line {
    display: block;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
    max-width: 550px;
}

.hero-cta {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-3xl);
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: var(--space-3xl);
}

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

.stat-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent-primary);
    line-height: 1;
}

.stat-suffix {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--color-accent-primary);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-top: var(--space-xs);
}

/* Hero Visual - Printer Illustration */
.hero-visual {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    width: 500px;
    height: 500px;
    z-index: 0;
}

.printer-illustration {
    position: relative;
    width: 100%;
    height: 100%;
}

.printer-body {
    position: absolute;
    width: 280px;
    height: 320px;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.printer-frame {
    position: absolute;
    inset: 0;
    border: 3px solid var(--color-accent-primary);
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), transparent);
    box-shadow: 
        0 0 60px rgba(0, 212, 255, 0.2),
        inset 0 0 40px rgba(0, 212, 255, 0.05);
}

.printer-bed {
    position: absolute;
    bottom: 40px;
    left: 20px;
    right: 20px;
    height: 8px;
    background: var(--color-accent-secondary);
    border-radius: 4px;
    box-shadow: 0 0 20px rgba(124, 58, 237, 0.5);
}

.printer-nozzle {
    position: absolute;
    top: 60px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 60px;
    animation: printMove 4s ease-in-out infinite;
}

.printer-nozzle::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 40px;
    background: var(--color-text-muted);
}

.printer-nozzle::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 16px;
    height: 20px;
    background: var(--color-accent-primary);
    border-radius: 4px;
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.8);
}

@keyframes printMove {
    0%, 100% { transform: translateX(-50%) translateX(-60px); }
    50% { transform: translateX(-50%) translateX(60px); }
}

.print-object {
    position: absolute;
    bottom: 48px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 0;
    background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary));
    border-radius: 4px;
    animation: printGrow 4s ease-in-out infinite;
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.4);
}

@keyframes printGrow {
    0% { height: 0; opacity: 0; }
    20% { opacity: 1; }
    80% { height: 100px; opacity: 1; }
    100% { height: 100px; opacity: 1; }
}

.floating-shapes {
    position: absolute;
    inset: 0;
}

.shape {
    position: absolute;
    border-radius: 8px;
    animation: shapeFloat 6s ease-in-out infinite;
}

.shape-1 {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-accent-primary), transparent);
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-accent-secondary), transparent);
    bottom: 20%;
    right: 15%;
    animation-delay: -2s;
}

.shape-3 {
    width: 80px;
    height: 80px;
    border: 2px solid var(--color-accent-tertiary);
    top: 60%;
    left: 5%;
    animation-delay: -4s;
}

@keyframes shapeFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(10deg); }
}

/* ============================================
   SECTIONS COMMON
   ============================================ */
section {
    padding: var(--space-3xl) var(--space-lg);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-3xl);
}

.section-tag {
    display: inline-block;
    padding: var(--space-xs) var(--space-sm);
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent-primary);
    margin-bottom: var(--space-md);
}

.section-title {
    margin-bottom: var(--space-md);
}

.section-subtitle {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
    background: var(--color-bg-secondary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.service-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: var(--space-xl);
    transition: var(--transition-base);
    position: relative;
}

.service-card:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}

.service-card.featured {
    border-color: var(--color-accent-primary);
    background: linear-gradient(135deg, var(--color-bg-card) 0%, rgba(0, 212, 255, 0.05) 100%);
}

.service-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: var(--color-bg-primary);
    padding: var(--space-xs) var(--space-md);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.service-icon {
    width: 60px;
    height: 60px;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
    color: var(--color-accent-primary);
}

.service-icon svg {
    width: 28px;
    height: 28px;
}

.service-title {
    margin-bottom: var(--space-sm);
}

.service-desc {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
    font-size: 0.95rem;
}

.service-features {
    list-style: none;
    margin-bottom: var(--space-lg);
}

.service-features li {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    padding: var(--space-xs) 0;
    border-bottom: 1px solid var(--color-border);
}

.service-features li:last-child {
    border-bottom: none;
}

.service-features li::before {
    content: '→';
    color: var(--color-accent-primary);
    margin-right: var(--space-sm);
}

.service-link {
    color: var(--color-accent-primary);
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

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

/* ============================================
   MATERIALS SECTION
   ============================================ */
.materials-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.materials-content {
    max-width: 500px;
}

.materials-content .section-header {
    text-align: left;
    margin: 0 0 var(--space-xl) 0;
}

.materials-tabs {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.tab-btn {
    padding: var(--space-sm) var(--space-md);
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-text-secondary);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.tab-btn:hover {
    border-color: var(--color-accent-primary);
    color: var(--color-text-primary);
}

.tab-btn.active {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--color-accent-primary);
    color: var(--color-accent-primary);
}

.materials-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.material-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.material-item:hover {
    border-color: var(--color-border-hover);
    transform: translateX(4px);
}

.material-color {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    flex-shrink: 0;
}

.material-info h4 {
    margin-bottom: 2px;
    font-family: var(--font-body);
    font-weight: 600;
}

.material-info p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 4px;
}

.material-price {
    font-size: 0.8rem;
    color: var(--color-accent-primary);
    font-weight: 600;
}

/* Materials Visual */
.materials-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.filament-spool {
    position: relative;
    width: 300px;
    height: 300px;
    animation: spoolRotate 20s linear infinite;
}

@keyframes spoolRotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.spool-core {
    position: absolute;
    inset: 30%;
    background: var(--color-bg-tertiary);
    border-radius: 50%;
    border: 3px solid var(--color-accent-primary);
    box-shadow: 0 0 40px rgba(0, 212, 255, 0.3);
}

.filament-wind {
    position: absolute;
    inset: 10%;
    border-radius: 50%;
    background: repeating-radial-gradient(
        circle at center,
        var(--color-accent-primary) 0px,
        var(--color-accent-primary) 2px,
        transparent 2px,
        transparent 8px
    );
    opacity: 0.6;
}

.filament-end {
    position: absolute;
    top: 50%;
    right: -20px;
    width: 60px;
    height: 4px;
    background: var(--color-accent-primary);
    border-radius: 2px;
    transform-origin: left center;
    animation: filamentWave 2s ease-in-out infinite;
}

@keyframes filamentWave {
    0%, 100% { transform: rotate(-10deg); }
    50% { transform: rotate(10deg); }
}

/* ============================================
   GALLERY SECTION
   ============================================ */
.gallery {
    background: var(--color-bg-secondary);
}

.gallery-filter {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--space-sm) var(--space-md);
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: 100px;
    color: var(--color-text-secondary);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--color-accent-primary);
    border-color: var(--color-accent-primary);
    color: var(--color-bg-primary);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.gallery-item {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
}

.gallery-image {
    width: 100%;
    height: 100%;
}

.placeholder-img {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: white;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 10, 15, 0.95) 0%, transparent 100%);
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    opacity: 0;
    transition: var(--transition-base);
}

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

.gallery-tag {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(0, 212, 255, 0.2);
    border-radius: 100px;
    font-size: 0.75rem;
    color: var(--color-accent-primary);
    margin-bottom: var(--space-sm);
    width: fit-content;
}

.gallery-overlay h4 {
    margin-bottom: var(--space-xs);
}

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

.gallery-cta {
    text-align: center;
    margin-top: var(--space-3xl);
}

/* ============================================
   PROCESS SECTION
   ============================================ */
.process-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    max-width: 1200px;
    margin: 0 auto;
    flex-wrap: wrap;
}

.process-step {
    flex: 1;
    min-width: 200px;
    max-width: 250px;
    text-align: center;
    padding: var(--space-lg);
}

.step-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: rgba(0, 212, 255, 0.2);
    line-height: 1;
    margin-bottom: var(--space-sm);
}

.step-icon {
    width: 80px;
    height: 80px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
    color: var(--color-accent-primary);
    transition: var(--transition-base);
}

.step-icon svg {
    width: 32px;
    height: 32px;
}

.process-step:hover .step-icon {
    border-color: var(--color-accent-primary);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.2);
}

.process-step h3 {
    margin-bottom: var(--space-sm);
    font-size: 1.25rem;
}

.process-step p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.process-connector {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--color-border), var(--color-accent-primary), var(--color-border));
    flex-shrink: 0;
}

/* ============================================
   PRICING SECTION
   ============================================ */
.pricing {
    background: var(--color-bg-secondary);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-lg);
    max-width: 1100px;
    margin: 0 auto;
    align-items: start;
}

.pricing-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    padding: var(--space-xl);
    transition: var(--transition-base);
    position: relative;
}

.pricing-card:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-4px);
}

.pricing-card.featured {
    border-color: var(--color-accent-primary);
    background: linear-gradient(135deg, var(--color-bg-card) 0%, rgba(0, 212, 255, 0.05) 100%);
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-4px);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: var(--color-bg-primary);
    padding: var(--space-xs) var(--space-md);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.pricing-header {
    text-align: center;
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-border);
}

.pricing-header h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
}

.pricing-amount {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 2px;
    margin-bottom: var(--space-sm);
}

.currency {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text-secondary);
}

.price {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 700;
    line-height: 1;
}

.unit {
    font-size: 1rem;
    color: var(--color-text-muted);
    align-self: flex-end;
    margin-bottom: 8px;
}

.pricing-desc {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--space-xl);
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
    color: var(--color-text-secondary);
}

.check {
    color: var(--color-accent-primary);
    font-weight: 700;
}

/* ============================================
   QUOTE SECTION
   ============================================ */
.quote {
    padding: var(--space-3xl) var(--space-lg);
}

.quote-container {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-3xl);
    align-items: start;
}

.quote-content {
    position: sticky;
    top: 100px;
}

.quote-content .section-header {
    text-align: left;
    margin: 0 0 var(--space-xl) 0;
}

.quote-benefits {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.benefit {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text-secondary);
}

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

/* Quote Form */
.quote-form {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    padding: var(--space-xl);
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-xs);
    font-weight: 500;
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent-primary);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
}

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

/* File Upload */
.file-upload {
    border: 2px dashed var(--color-border);
    border-radius: 12px;
    padding: var(--space-xl);
    text-align: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

.file-upload:hover {
    border-color: var(--color-accent-primary);
    background: rgba(0, 212, 255, 0.05);
}

.file-upload-content {
    pointer-events: none;
}

.upload-icon {
    width: 48px;
    height: 48px;
    color: var(--color-accent-primary);
    margin-bottom: var(--space-sm);
}

.file-upload p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xs);
}

.file-types {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    padding: var(--space-3xl) var(--space-lg) var(--space-lg);
}

.footer-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}

.footer-brand p {
    color: var(--color-text-secondary);
    margin: var(--space-md) 0;
    max-width: 300px;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--color-bg-tertiary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
    transition: var(--transition-fast);
}

.social-links a:hover {
    background: var(--color-accent-primary);
    color: var(--color-bg-primary);
}

.social-links svg {
    width: 20px;
    height: 20px;
}

.footer-links h4 {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    color: var(--color-text-primary);
}

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

.footer-links li {
    margin-bottom: var(--space-sm);
}

.footer-links a {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

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

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.footer-bottom p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.footer-legal {
    display: flex;
    gap: var(--space-lg);
}

.footer-legal a {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

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

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .hero-visual {
        display: none;
    }
    
    .materials-container {
        grid-template-columns: 1fr;
    }
    
    .materials-visual {
        order: -1;
    }
    
    .quote-container {
        grid-template-columns: 1fr;
    }
    
    .quote-content {
        position: static;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .mobile-menu.active {
        display: block;
    }
    
    .hero {
        padding-top: calc(80px + var(--space-xl));
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--space-lg);
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .services-grid,
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .process-steps {
        flex-direction: column;
    }
    
    .process-connector {
        width: 2px;
        height: 40px;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-4px);
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .footer-brand p {
        max-width: 100%;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    :root {
        --space-lg: 1.5rem;
        --space-xl: 2rem;
        --space-2xl: 3rem;
        --space-3xl: 4rem;
    }
    
    .btn-large {
        padding: var(--space-sm) var(--space-lg);
    }
}

/* ============================================
   ANIMATIONS & EFFECTS
   ============================================ */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--color-bg-tertiary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-accent-primary);
}

/* Selection */
::selection {
    background: var(--color-accent-primary);
    color: var(--color-bg-primary);
}