/* =============================================
   DEVELOPER PORTFOLIO - MAIN STYLESHEET
   ============================================= */

/* CSS Variables - Color System */
:root {
    /* Primary Colors - Deep Blue/Purple Tech Theme */
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --primary-glow: rgba(99, 102, 241, 0.15);

    /* Accent Colors - Vibrant Cyan */
    --accent: #22d3ee;
    --accent-light: #67e8f9;
    --accent-dark: #06b6d4;

    /* Background Colors */
    --bg-dark: #0f0f1a;
    --bg-card: #1a1a2e;
    --bg-card-hover: #232340;
    --bg-gradient: linear-gradient(135deg, #0f0f1a 0%, #1a1a2e 100%);

    /* Text Colors */
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    /* Status Colors */
    --success: #10b981;
    --error: #ef4444;
    --warning: #f59e0b;

    /* Borders & Shadows */
    --border-color: rgba(255, 255, 255, 0.1);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px var(--primary-glow);

    /* Typography */
    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Spacing */
    --section-padding: 60px 0;
    --container-padding: 0 24px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 50px;
}

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

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-dark);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 { font-size: clamp(2.5rem, 6vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

a {
    color: var(--primary-light);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--accent);
}

/* Utility Classes */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 36px;
}

.section-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.section-title {
    margin-bottom: 16px;
}

.section-description {
    max-width: 600px;
    margin: 0 auto;
    color: var(--text-secondary);
}

/* =============================================
   NAVIGATION
   ============================================= */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: rgba(15, 15, 26, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition-base);
}

.nav.scrolled {
    padding: 12px 0;
    background: rgba(15, 15, 26, 0.95);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    color: white;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    font-weight: 500;
    transition: color var(--transition-fast);
}

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

.nav-cta {
    padding: 10px 20px;
    background: var(--primary);
    color: white !important;
    border-radius: var(--radius-full);
    transition: all var(--transition-base) !important;
}

.nav-cta:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    position: relative;
    z-index: 1001;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    position: relative;
    transition: all var(--transition-base);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-base);
}

.hamburger::before { top: -8px; }
.hamburger::after { bottom: -8px; }

.mobile-menu-btn.active .hamburger {
    background: transparent;
}

.mobile-menu-btn.active .hamburger::before {
    transform: rotate(45deg);
    top: 0;
}

.mobile-menu-btn.active .hamburger::after {
    transform: rotate(-45deg);
    bottom: 0;
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        flex-direction: column;
        justify-content: center;
        gap: 24px;
        background: var(--bg-card);
        padding: 40px;
        transition: right var(--transition-base);
    }

    .nav-links.active {
        right: 0;
    }

    .nav-cta {
        width: 100%;
        text-align: center;
    }
}

/* =============================================
   HERO SECTION
   ============================================= */

.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 100px 0 40px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(34, 211, 238, 0.1) 0%, transparent 50%),
        var(--bg-dark);
    z-index: -1;
}

.hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%236366f1' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.hero-content {
    animation: fadeInUp 0.8s ease;
}

.hero-label {
    display: inline-block;
    padding: 8px 16px;
    background: var(--primary-glow);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary-light);
    margin-bottom: 24px;
}

.hero-title {
    margin-bottom: 24px;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
    max-width: 500px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 32px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 500;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-base);
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.5);
    color: white;
}

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

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

.btn-large {
    padding: 18px 36px;
    font-size: 1.0625rem;
}

.btn-large svg {
    width: 20px;
    height: 20px;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: 48px;
}

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

.stat-number {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

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

/* Hero Visual - Code Window */
.hero-visual {
    position: relative;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.code-window {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.code-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 16px 20px;
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--border-color);
}

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

.code-dot.red { background: #ff5f57; }
.code-dot.yellow { background: #ffbd2e; }
.code-dot.green { background: #28c840; }

.code-title {
    margin-left: auto;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.code-body {
    padding: 24px;
    font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
    font-size: 0.875rem;
    line-height: 1.8;
    overflow-x: auto;
}

.code-body .keyword { color: #c678dd; }
.code-body .variable { color: #e5c07b; }
.code-body .property { color: #61afef; }
.code-body .string { color: #98c379; }
.code-body .method { color: #61afef; }

/* Floating Icons */
.floating-icons {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.float-icon {
    position: absolute;
    font-size: 1.5rem;
    color: var(--primary);
    opacity: 0.3;
    animation: float 4s ease-in-out infinite;
    animation-delay: var(--delay);
}

.float-icon:nth-child(1) { top: -20px; right: 20%; }
.float-icon:nth-child(2) { bottom: 20%; left: -40px; }
.float-icon:nth-child(3) { top: 40%; right: -30px; }

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.75rem;
    animation: fadeIn 1s ease 1s both;
}

.scroll-arrow {
    width: 24px;
    height: 40px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    position: relative;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--primary);
    border-radius: 2px;
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; }
    50% { transform: translateX(-50%) translateY(12px); opacity: 0.5; }
}

/* Hero Responsive */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 60px;
    }

    .hero-description {
        margin: 0 auto 32px;
    }

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

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

@media (max-width: 640px) {
    .hero-cta {
        flex-direction: column;
    }

    .hero-stats {
        gap: 32px;
    }

    .stat-number {
        font-size: 1.5rem;
    }
}

/* =============================================
   SERVICES SECTION
   ============================================= */

.services {
    padding: var(--section-padding);
    background: var(--bg-dark);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.service-card {
    position: relative;
    padding: 28px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

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

.service-card.featured {
    border-color: var(--primary);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(34, 211, 238, 0.05) 100%);
}

.service-badge {
    position: absolute;
    top: -12px;
    left: 32px;
    padding: 6px 16px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
}

.service-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--primary-glow);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
}

.service-icon svg {
    width: 28px;
    height: 28px;
    color: var(--primary-light);
}

.service-card h3 {
    margin-bottom: 12px;
}

.service-card > p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.service-features {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.service-features li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
}

/* =============================================
   PORTFOLIO SECTION
   ============================================= */

.portfolio {
    padding: var(--section-padding);
    background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-card) 100%);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.portfolio-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition-base);
}

.portfolio-card:hover {
    transform: translateY(-2px);
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.portfolio-card.large {
    grid-column: span 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.portfolio-image {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.portfolio-card:hover .portfolio-image img {
    transform: scale(1.05);
}

.portfolio-card.large .portfolio-image {
    aspect-ratio: auto;
}

.portfolio-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-dark) 100%);
}

.portfolio-placeholder.ecommerce {
    background: linear-gradient(135deg, #5D6B4A 0%, #3D4832 100%);
}

.portfolio-placeholder.webapp {
    background: linear-gradient(135deg, var(--primary-dark) 0%, #2d2b6b 100%);
}

.portfolio-placeholder.game {
    background: linear-gradient(135deg, #1a4a4a 0%, #0f2626 100%);
}

.placeholder-icon {
    font-size: 2.5rem;
}

.placeholder-text {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    color: white;
    opacity: 0.9;
}

.portfolio-content {
    padding: 12px 14px;
}

.portfolio-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-bottom: 8px;
}

.tag {
    padding: 2px 8px;
    background: var(--primary-glow);
    color: var(--primary-light);
    font-size: 0.65rem;
    font-weight: 500;
    border-radius: var(--radius-full);
}

.portfolio-content h3 {
    margin-bottom: 6px;
    font-size: 0.95rem;
}

.portfolio-content p {
    color: var(--text-secondary);
    margin-bottom: 10px;
    font-size: 0.75rem;
    line-height: 1.4;
}

.portfolio-links {
    display: flex;
    gap: 16px;
}

.portfolio-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--primary-light);
    padding: 4px 10px;
    background: var(--primary-glow);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.portfolio-link:hover {
    color: var(--accent);
    background: rgba(34, 211, 238, 0.15);
}

.portfolio-link svg {
    width: 10px;
    height: 10px;
}

@media (max-width: 1024px) {
    .portfolio-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .portfolio-card.large {
        grid-column: span 2;
        grid-template-columns: 1fr;
    }
}

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

    .portfolio-card.large {
        grid-column: span 1;
    }
}

/* =============================================
   PROCESS SECTION
   ============================================= */

.process {
    padding: var(--section-padding);
    background: var(--bg-card);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.process-step {
    position: relative;
    padding: 24px 20px;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.process-step:hover {
    border-color: var(--primary);
}

.step-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
}

.step-content h3 {
    margin-bottom: 12px;
}

.step-content p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    margin: 0;
}

@media (max-width: 1024px) {
    .process-steps {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .process-steps {
        grid-template-columns: 1fr;
    }
}

/* =============================================
   ABOUT SECTION
   ============================================= */

.about {
    padding: var(--section-padding);
    background: var(--bg-dark);
}

.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
    align-items: center;
}

.about-content .section-label,
.about-content .section-title {
    text-align: left;
}

.about-content p {
    color: var(--text-secondary);
    font-size: 1.0625rem;
    margin-bottom: 24px;
}

.tech-stack {
    margin-top: 40px;
}

.tech-stack h4 {
    color: var(--text-muted);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.tech-icons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.tech-item {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: all var(--transition-base);
}

.tech-item:hover {
    border-color: var(--primary);
    color: var(--primary-light);
    transform: translateY(-2px);
}

.tech-item svg {
    width: 24px;
    height: 24px;
}

/* About Visual Card */
.about-visual {
    display: flex;
    justify-content: center;
}

.about-card {
    padding: 28px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    text-align: center;
    max-width: 300px;
}

.about-avatar {
    width: 100px;
    height: 100px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: white;
}

.about-info h3 {
    margin-bottom: 4px;
}

.about-info p {
    color: var(--text-muted);
    margin-bottom: 12px;
}

.location {
    display: inline-block;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.about-badges {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 24px;
    flex-wrap: wrap;
}

.badge {
    padding: 6px 14px;
    background: var(--primary-glow);
    color: var(--primary-light);
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: var(--radius-full);
}

@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

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

    .about-content .section-label,
    .about-content .section-title {
        text-align: center;
    }

    .tech-icons {
        justify-content: center;
    }
}

/* =============================================
   CONTACT SECTION
   ============================================= */

.contact {
    padding: var(--section-padding);
    background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-card) 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
}

.contact-form {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group.full-width {
    grid-column: span 2;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 18px;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

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

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

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    background-size: 18px;
    padding-right: 48px;
}

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

.contact-form .btn {
    grid-column: span 2;
    justify-self: start;
}

/* Contact Info */
.contact-info {
    display: flex;
    align-items: start;
}

.contact-card {
    padding: 28px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.contact-card h3 {
    margin-bottom: 32px;
}

.contact-method {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.contact-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--primary-glow);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.contact-icon svg {
    width: 22px;
    height: 22px;
    color: var(--primary-light);
}

.contact-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.contact-method a,
.contact-method span:not(.contact-label) {
    color: var(--text-primary);
    font-size: 1rem;
}

.contact-method a:hover {
    color: var(--accent);
}

.contact-social {
    margin-top: 32px;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
}

.contact-social .contact-label {
    margin-bottom: 16px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: all var(--transition-base);
}

.social-link:hover {
    border-color: var(--primary);
    color: var(--primary-light);
    transform: translateY(-2px);
}

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

/* Contact Map */
.contact-map {
    margin-top: 36px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.contact-map iframe {
    display: block;
    width: 100%;
    min-height: 350px;
}

@media (max-width: 768px) {
    .contact-map {
        margin-top: 40px;
    }

    .contact-map iframe {
        min-height: 280px;
    }
}

@media (max-width: 1024px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .contact-info {
        justify-content: center;
    }
}

@media (max-width: 640px) {
    .contact-form {
        grid-template-columns: 1fr;
    }

    .form-group.full-width,
    .contact-form .btn {
        grid-column: span 1;
    }

    .contact-form .btn {
        width: 100%;
    }
}

/* =============================================
   FOOTER
   ============================================= */

.footer {
    padding: 40px 0 24px;
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 32px;
    margin-bottom: 32px;
    border-bottom: 1px solid var(--border-color);
}

.footer-brand p {
    color: var(--text-muted);
    margin-top: 12px;
    margin-bottom: 0;
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin: 0;
}

@media (max-width: 768px) {
    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 32px;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 16px 24px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
}

/* =============================================
   TOAST NOTIFICATION
   ============================================= */

.toast {
    position: fixed;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    padding: 16px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.9375rem;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 9999;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
    visibility: visible;
}

.toast.success {
    border-color: var(--success);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, var(--bg-card) 100%);
}

.toast.error {
    border-color: var(--error);
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1) 0%, var(--bg-card) 100%);
}

/* =============================================
   ANIMATIONS
   ============================================= */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* Focus Visible */
*:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

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

/* =============================================
   THREE.JS HERO CANVAS
   ============================================= */

#heroCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.hero-bg,
.hero-container,
.scroll-indicator {
    position: relative;
    z-index: 1;
}

/* =============================================
   PRICING SECTION
   ============================================= */

.pricing {
    padding: var(--section-padding);
    background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-card) 50%, var(--bg-dark) 100%);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.pricing-card {
    position: relative;
    padding: 28px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

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

.pricing-card.featured {
    border-color: var(--primary);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, var(--bg-card) 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%);
    padding: 6px 20px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.pricing-header {
    text-align: center;
    margin-bottom: 24px;
}

.pricing-header h3 {
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.pricing-description {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    margin: 0;
}

.pricing-price {
    text-align: center;
    padding: 24px 0;
    margin-bottom: 24px;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.price-from {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.price-amount {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.price-currency {
    display: block;
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.pricing-features {
    list-style: none;
    flex-grow: 1;
    margin-bottom: 32px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.pricing-features svg {
    width: 18px;
    height: 18px;
    color: var(--accent);
    flex-shrink: 0;
}

.btn-block {
    width: 100%;
}

/* Custom Quote Card */
.pricing-custom {
    margin-top: 32px;
}

.custom-quote-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    padding: 40px 48px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.custom-quote-content h3 {
    margin-bottom: 8px;
}

.custom-quote-content p {
    color: var(--text-secondary);
    margin: 0;
    max-width: 600px;
}

@media (max-width: 1024px) {
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
    }

    .pricing-card.featured {
        transform: none;
    }

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

    .custom-quote-card {
        flex-direction: column;
        text-align: center;
    }
}

/* =============================================
   TESTIMONIALS SECTION
   ============================================= */

.testimonials {
    padding: var(--section-padding);
    background: var(--bg-card);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.testimonial-card {
    padding: 24px;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

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

.testimonial-content {
    margin-bottom: 24px;
}

.testimonial-stars {
    display: flex;
    gap: 4px;
    margin-bottom: 16px;
}

.testimonial-stars svg {
    width: 18px;
    height: 18px;
    color: #fbbf24;
}

.testimonial-content p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
    font-style: italic;
    margin: 0;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.author-avatar {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
    color: white;
}

.author-info {
    display: flex;
    flex-direction: column;
}

.author-name {
    font-weight: 600;
    color: var(--text-primary);
}

.author-title {
    font-size: 0.875rem;
    color: var(--text-muted);
}

@media (max-width: 1024px) {
    .testimonials-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }
}

/* =============================================
   FAQ SECTION
   ============================================= */

.faq {
    padding: var(--section-padding);
    background: var(--bg-dark);
}

.faq-grid {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

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

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

.faq-item.active {
    border-color: var(--primary);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 24px;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

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

.faq-icon {
    width: 20px;
    height: 20px;
    color: var(--primary-light);
    flex-shrink: 0;
    transition: transform var(--transition-base);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base), padding var(--transition-base);
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

.faq-answer p {
    padding: 0 24px 20px;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin: 0;
}