/* ========================================
   CSS Custom Properties
   Theme: Dark Tech Luxury
   ======================================== */
:root {
    /* Colors */
    --bg-primary: #0a0f1e;
    --bg-secondary: #111827;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.06);
    --accent-primary: #00e5ff;
    --accent-secondary: #6c63ff;
    --accent-gradient: linear-gradient(135deg, #6c63ff 0%, #00e5ff 100%);
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-light: rgba(255, 255, 255, 0.1);
    --glow-cyan: 0 0 30px rgba(0, 229, 255, 0.3);
    --glow-cyan-strong: 0 0 40px rgba(0, 229, 255, 0.5);
    
    /* Typography */
    --font-headline: 'Syne', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    
    /* Spacing */
    --section-padding: 120px;
    --container-max: 1280px;
    --gap-sm: 16px;
    --gap-md: 24px;
    --gap-lg: 48px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

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

ul, ol {
    list-style: none;
}

img, svg {
    display: block;
    max-width: 100%;
}

/* ========================================
   Utility Classes
   ======================================== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.section-title {
    font-family: var(--font-headline);
    font-size: 42px;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--gap-lg);
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

/* ========================================
   Navigation Bar
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: background var(--transition-medium), backdrop-filter var(--transition-medium), box-shadow var(--transition-medium);
}

.navbar.scrolled {
    background: rgba(10, 15, 30, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

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

.logo {
    font-family: var(--font-headline);
    font-size: 28px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

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

.nav-menu {
    display: flex;
    gap: 40px;
}

.nav-link {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-primary);
    transition: width var(--transition-medium);
}

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

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
}

.hamburger span {
    width: 28px;
    height: 2px;
    background: var(--text-primary);
    transition: transform var(--transition-medium), opacity var(--transition-medium);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 120px 0;
    overflow: hidden;
}

/* Animated Grid Background */
.hero-bg {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(108, 99, 255, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(0, 229, 255, 0.1) 0%, transparent 40%),
        radial-gradient(circle at 50% 80%, rgba(108, 99, 255, 0.08) 0%, transparent 40%);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(0, 229, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 229, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(60px, 60px); }
}

/* Floating Particles */
.particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--accent-primary);
    border-radius: 50%;
    opacity: 0.6;
    animation: float 15s infinite ease-in-out;
}

.particle:nth-child(1) { left: 10%; top: 20%; animation-delay: 0s; }
.particle:nth-child(2) { left: 20%; top: 60%; animation-delay: 2s; }
.particle:nth-child(3) { left: 35%; top: 30%; animation-delay: 4s; }
.particle:nth-child(4) { left: 50%; top: 70%; animation-delay: 1s; }
.particle:nth-child(5) { left: 65%; top: 40%; animation-delay: 3s; }
.particle:nth-child(6) { left: 80%; top: 25%; animation-delay: 5s; }
.particle:nth-child(7) { left: 90%; top: 55%; animation-delay: 2.5s; }
.particle:nth-child(8) { left: 15%; top: 80%; animation-delay: 4.5s; }

@keyframes float {
    0%, 100% { transform: translateY(0) scale(1); opacity: 0.6; }
    50% { transform: translateY(-30px) scale(1.2); opacity: 1; }
}

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

.hero-content {
    max-width: 600px;
}

.hero-title {
    font-family: var(--font-headline);
    font-size: 64px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

.hero-title .highlight {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: var(--glow-cyan);
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.2s forwards;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 60px;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.4s forwards;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 32px;
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--accent-primary);
    color: var(--bg-primary);
    border: none;
}

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

.btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
}

.btn-primary:hover::after {
    left: 100%;
}

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

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

.hero-stats {
    display: flex;
    gap: 40px;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.6s forwards;
}

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

.stat-number {
    font-family: var(--font-headline);
    font-size: 42px;
    font-weight: 700;
    color: var(--accent-primary);
    text-shadow: var(--glow-cyan);
}

.stat-label {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 4px;
}

/* Hero Animation Right Side */
.hero-visual {
    position: relative;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    animation: fadeInUp 1s ease 0.5s forwards;
}

.code-block {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: 24px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    width: 100%;
    max-width: 400px;
    position: relative;
    overflow: hidden;
}

.code-block::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 40px;
    background: rgba(255,255,255,0.02);
    border-bottom: 1px solid var(--border-subtle);
}

.code-dot {
    position: absolute;
    top: 14px;
    left: 16px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-light);
}

.code-dot:nth-child(1) { background: #ff5f56; left: 16px; }
.code-dot:nth-child(2) { background: #ffbd2e; left: 36px; }
.code-dot:nth-child(3) { background: #27ca40; left: 56px; }

.code-content {
    margin-top: 20px;
}

.code-line {
    margin-bottom: 8px;
    opacity: 0;
    animation: codeTyping 0.5s ease forwards;
}

.code-line:nth-child(1) { animation-delay: 0.8s; }
.code-line:nth-child(2) { animation-delay: 1s; }
.code-line:nth-child(3) { animation-delay: 1.2s; }
.code-line:nth-child(4) { animation-delay: 1.4s; }
.code-line:nth-child(5) { animation-delay: 1.6s; }

@keyframes codeTyping {
    from { opacity: 0; transform: translateX(-10px); }
    to { opacity: 1; transform: translateX(0); }
}

.code-keyword { color: #c792ea; }
.code-function { color: #82aaff; }
.code-string { color: #c3e88d; }
.code-comment { color: #546e7a; }

/* Floating Elements */
.float-element {
    position: absolute;
    border-radius: 12px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    backdrop-filter: blur(12px);
    animation: floatElement 6s ease-in-out infinite;
}

.float-element:nth-child(2) {
    top: 10%;
    right: -20px;
    padding: 16px 24px;
    animation-delay: 1s;
}

.float-element:nth-child(3) {
    bottom: 20%;
    left: -30px;
    padding: 12px 20px;
    animation-delay: 2s;
}

@keyframes floatElement {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.float-icon {
    width: 40px;
    height: 40px;
    background: var(--accent-gradient);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 8px;
}

.float-icon svg {
    width: 24px;
    height: 24px;
    fill: white;
}

.float-text {
    font-size: 14px;
    font-weight: 600;
}

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

/* Gradient Divider */
.section-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-subtle), transparent);
    position: relative;
}

.section-divider::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 1px;
    background: var(--accent-gradient);
}

/* ========================================
   Services Section
   ======================================== */
.services {
    padding: var(--section-padding) 0;
    position: relative;
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    grid-template-rows: auto auto;
    gap: var(--gap-md);
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 32px;
    backdrop-filter: blur(12px);
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
}

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

.service-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
    box-shadow: var(--glow-cyan);
    background: var(--bg-card-hover);
}

.service-card:hover::before {
    opacity: 1;
}

/* Large Card - spans 2 columns */
.service-card.large {
    grid-column: 1 / 2;
    grid-row: 1 / 3;
    display: flex;
    flex-direction: column;
}

.service-icon {
    width: 56px;
    height: 56px;
    background: var(--accent-gradient);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.service-icon svg {
    width: 28px;
    height: 28px;
    stroke: white;
    fill: none;
    stroke-width: 2;
}

.service-title {
    font-family: var(--font-headline);
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
}

.service-desc {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
    flex-grow: 1;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 20px;
    font-size: 14px;
    font-weight: 600;
    color: var(--accent-primary);
    transition: gap var(--transition-fast);
}

.service-link:hover {
    gap: 12px;
}

.service-link svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    fill: none;
}

/* ========================================
   Portfolio Section
   ======================================== */
.portfolio {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

/* Portfolio Carousel */
.portfolio-carousel {
    position: relative;
    display: flex;
    align-items: center;
    gap: 16px;
}

.portfolio-wrapper {
    flex: 1;
    overflow: hidden;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--gap-md);
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.carousel-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.3s;
}

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

.carousel-btn svg {
    width: 24px;
    height: 24px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
}

.carousel-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.carousel-btn:disabled:hover {
    background: var(--bg-card);
    border-color: var(--border-light);
    color: var(--text-primary);
}

.portfolio-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    overflow: hidden;
    transition: all var(--transition-medium);
}

.portfolio-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--glow-cyan);
    border-color: var(--accent-primary);
}

.portfolio-image {
    height: 200px;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.portfolio-image svg {
    width: 100%;
    height: 100%;
}

.portfolio-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--accent-gradient);
    opacity: 0.1;
}

.portfolio-icon {
    width: 80px;
    height: 80px;
    background: var(--bg-card);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-light);
}

.portfolio-icon svg {
    width: 40px;
    height: 40px;
    stroke: var(--accent-primary);
    fill: none;
    stroke-width: 1.5;
}

.portfolio-content {
    padding: 24px;
}

.portfolio-industry {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.portfolio-title {
    font-family: var(--font-headline);
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.portfolio-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.tech-tag {
    font-size: 12px;
    padding: 4px 10px;
    background: rgba(0, 229, 255, 0.1);
    border: 1px solid rgba(0, 229, 255, 0.2);
    border-radius: 20px;
    color: var(--accent-primary);
}

.portfolio-result {
    font-size: 14px;
    color: var(--text-secondary);
    padding-top: 16px;
    border-top: 1px solid var(--border-subtle);
}

.portfolio-result strong {
    color: var(--accent-primary);
}

/* ========================================
   Tech Stack Section
   ======================================== */
.techstack {
    padding: var(--section-padding) 0;
}

.techstack-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 48px;
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    opacity: 0.6;
    transition: all var(--transition-medium);
}

.tech-item:hover {
    opacity: 1;
    transform: scale(1.1);
}

.tech-logo {
    width: 64px;
    height: 64px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-headline);
    font-size: 24px;
    font-weight: 700;
    color: var(--accent-primary);
}

.tech-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
}

/* ========================================
   Social Proof Section
   ======================================== */
.social-proof {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

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

.testimonial-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 32px;
    position: relative;
}

.testimonial-quote {
    position: absolute;
    top: 20px;
    right: 24px;
    font-size: 64px;
    font-family: Georgia, serif;
    color: var(--accent-primary);
    opacity: 0.2;
    line-height: 1;
}

.testimonial-text {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 24px;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-headline);
    font-weight: 700;
    font-size: 18px;
}

.testimonial-info strong {
    display: block;
    font-size: 15px;
    margin-bottom: 2px;
}

.testimonial-info span {
    font-size: 13px;
    color: var(--text-muted);
}

/* ========================================
   CTA Banner
   ======================================== */
.cta {
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--accent-gradient);
    opacity: 0.15;
}

.cta::after {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 30% 50%, rgba(108, 99, 255, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(0, 229, 255, 0.2) 0%, transparent 50%);
}

.cta .container {
    position: relative;
    z-index: 1;
    text-align: center;
}

.cta-title {
    font-family: var(--font-headline);
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 16px;
}

.cta-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.cta .btn-primary {
    padding: 20px 48px;
    font-size: 18px;
}

/* ========================================
   Blog Section
   ======================================== */
.blog {
    padding: var(--section-padding) 0;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--gap-md);
    margin-bottom: 40px;
}

.blog-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    overflow: hidden;
    transition: all var(--transition-medium);
    cursor: pointer;
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--glow-cyan);
    border-color: var(--accent-primary);
}

.blog-thumbnail {
    height: 180px;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.blog-thumbnail::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--accent-gradient);
    opacity: 0.1;
}

.blog-thumbnail-icon {
    width: 64px;
    height: 64px;
    background: var(--bg-card);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-light);
}

.blog-thumbnail-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--accent-primary);
    fill: none;
    stroke-width: 1.5;
}

.blog-content {
    padding: 24px;
}

.blog-category {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.blog-title {
    font-family: var(--font-headline);
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.4;
}

.blog-excerpt {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 16px;
}

.blog-date {
    font-size: 12px;
    color: var(--text-muted);
}

.blog-loading {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px;
    color: var(--text-muted);
}

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

/* ========================================
   Contact Section
   ======================================== */
.contact {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.contact-form-wrapper {
    max-width: 700px;
    margin: 0 auto;
}

.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 40px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.form-group .required {
    color: var(--accent-primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-primary);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 15px;
    transition: border-color var(--transition-fast);
}

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

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

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form .btn {
    width: 100%;
    padding: 16px;
    font-size: 16px;
}

.contact-success {
    text-align: center;
    padding: 60px 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
}

.success-icon {
    width: 64px;
    height: 64px;
    stroke: #27ca40;
    margin: 0 auto 24px;
}

.contact-success h3 {
    font-family: var(--font-headline);
    font-size: 24px;
    margin-bottom: 12px;
}

.contact-success p {
    color: var(--text-secondary);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    padding: 80px 0 40px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-subtle);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand .logo {
    margin-bottom: 16px;
}

.footer-desc {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

.footer-title {
    font-family: var(--font-headline);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-link {
    font-size: 14px;
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

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

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-muted);
}

.contact-item svg {
    width: 18px;
    height: 18px;
    stroke: var(--accent-primary);
    fill: none;
}

.footer-bottom {
    padding-top: 40px;
    border-top: 1px solid var(--border-subtle);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-copyright {
    font-size: 13px;
    color: var(--text-muted);
}

.footer-admin-link {
    color: var(--text-muted);
    font-size: 12px;
    margin-left: 16px;
    opacity: 0.6;
    transition: opacity 0.2s;
}

.footer-divider {
    margin-left: 16px;
    opacity: 0.4;
}

.footer-admin-link:hover {
    opacity: 1;
    color: var(--accent-primary);
}

.footer-social {
    display: flex;
    gap: 16px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.social-link:hover {
    border-color: var(--accent-primary);
    background: var(--bg-card-hover);
}

.social-link svg {
    width: 20px;
    height: 20px;
    fill: var(--text-secondary);
}

/* ========================================
   Mobile Menu
   ======================================== */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 320px;
    height: 100vh;
    background: var(--bg-secondary);
    padding: 100px 40px 40px;
    transition: right var(--transition-medium);
    z-index: 999;
    box-shadow: -10px 0 30px rgba(0,0,0,0.5);
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu .nav-link {
    display: block;
    font-size: 24px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border-subtle);
}

.mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-medium);
    z-index: 998;
}

.mobile-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1279px) {
    :root {
        --section-padding: 100px;
    }
    
    .section-title {
        font-size: 36px;
    }
    
    .hero-title {
        font-size: 52px;
    }
    
    .services-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .service-card.large {
        grid-column: 1 / 3;
        grid-row: 1 / 2;
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials {
        grid-template-columns: 1fr;
        max-width: 600px;
        margin: 0 auto;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 767px) {
    :root {
        --section-padding: 80px;
    }
    
    .nav-menu {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-direction: column;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .stat-number {
        font-size: 32px;
    }
    
    .hero-visual {
        display: none;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card.large {
        grid-column: 1;
    }
    
    .portfolio-carousel {
        gap: 0;
    }
    
    .carousel-btn {
        display: none;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .techstack-grid {
        gap: 32px;
    }
    
    .tech-item {
        flex: 0 0 calc(50% - 16px);
    }
    
    .cta-title {
        font-size: 32px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: 24px;
    }
}