/* ========================================
   CSS Variables & Reset
   ======================================== */
:root {
    /* Colors - Dark Theme (default) */
    --bg-primary: #0a1628;
    --bg-secondary: #0f1f35;
    --bg-tertiary: #162a46;
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent-primary: #8b5cf6;
    --accent-secondary: #06b6d4;
    --accent-gradient: linear-gradient(135deg, #8b5cf6 0%, #06b6d4 100%);
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --shadow-lg: 0 25px 50px -12px rgba(0, 0, 0, 0.5);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Outfit', var(--font-primary);

    /* Spacing */
    --container-max: 1200px;
    --section-padding: 120px;
    --gap: 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-xl: 32px;
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --glass-bg: rgba(0, 0, 0, 0.03);
    --glass-border: rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

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

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

ul {
    list-style: none;
}

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

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

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

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    padding: 8px 16px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--accent-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 16px;
}

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

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(139, 92, 246, 0.5);
}

.btn-secondary {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    backdrop-filter: blur(10px);
}

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

.btn-full {
    width: 100%;
}

/* ========================================
   Navigation
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 12px 0;
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-icon {
    font-size: 1.75rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.logo-img {
    height: 90px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 0 2px rgba(255, 255, 255, 0.8));
    transition: filter var(--transition-base);
}

[data-theme="light"] .logo-img {
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-size: 0.9375rem;
    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-gradient);
    transition: width var(--transition-base);
}

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

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

.nav-cta {
    padding: 10px 20px;
    background: var(--accent-gradient);
    border-radius: var(--radius-md);
    color: white !important;
}

.nav-cta::after {
    display: none;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
}

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

/* Theme Toggle */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-base);
    margin-left: 16px;
}

.theme-toggle:hover {
    background: rgba(139, 92, 246, 0.2);
    border-color: var(--accent-primary);
}

.theme-toggle svg {
    stroke: var(--text-primary);
    transition: all var(--transition-base);
}

.theme-toggle .sun-icon {
    display: none;
}

.theme-toggle .moon-icon {
    display: block;
}

[data-theme="light"] .theme-toggle .sun-icon {
    display: block;
}

[data-theme="light"] .theme-toggle .moon-icon {
    display: none;
}

/* Light theme specific overrides */
[data-theme="light"] .navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
}

[data-theme="light"] .hero-gradient {
    background: radial-gradient(circle, rgba(139, 92, 246, 0.08) 0%, transparent 70%);
}

[data-theme="light"] .hero-gradient::before {
    background: radial-gradient(circle, rgba(6, 182, 212, 0.06) 0%, transparent 70%);
}

[data-theme="light"] .hero-grid {
    background-image:
        linear-gradient(rgba(0, 0, 0, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 0, 0, 0.03) 1px, transparent 1px);
}

[data-theme="light"] .card-glow {
    background: radial-gradient(circle, rgba(139, 92, 246, 0.1) 0%, transparent 70%);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 24px 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-gradient {
    position: absolute;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, transparent 70%);
    top: -200px;
    right: -200px;
    animation: pulse 8s ease-in-out infinite;
}

.hero-gradient::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.1) 0%, transparent 70%);
    bottom: -300px;
    left: -200px;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
}

.hero-logo-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    max-width: 800px;
    pointer-events: none;
    z-index: 0;
}

.hero-logo-watermark {
    width: 100%;
    height: auto;
    opacity: 0.08;
    filter: blur(3px);
}

.hero-content {
    max-width: 900px;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 100px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    animation: blink 2s ease-in-out infinite;
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.4;
    }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 7vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease 0.1s both;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 650px;
    margin: 0 auto 40px;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease 0.3s both;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.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: bounce 2s ease-in-out infinite;
}

.scroll-arrow {
    width: 24px;
    height: 36px;
    border: 2px solid var(--glass-border);
    border-radius: 12px;
    position: relative;
}

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

@keyframes bounce {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    50% {
        transform: translateX(-50%) translateY(10px);
    }
}

@keyframes scrollDown {

    0%,
    100% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }

    50% {
        opacity: 0.3;
        transform: translateX(-50%) translateY(8px);
    }
}

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

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.about-text strong {
    color: var(--text-primary);
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 32px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.feature:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateX(8px);
}

.feature-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-gradient);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.feature-icon svg {
    stroke: white;
}

.about-visual {
    position: relative;
}

.visual-card {
    position: relative;
    padding: 40px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(20px);
    overflow: hidden;
}

.card-glow {
    position: absolute;
    top: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.2) 0%, transparent 70%);
    pointer-events: none;
}

.tech-stack {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.tech-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.tech-name {
    font-weight: 600;
    font-size: 0.9375rem;
}

.tech-bar {
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    overflow: hidden;
}

.tech-fill {
    height: 100%;
    background: var(--accent-gradient);
    border-radius: 4px;
    transition: width 1s ease;
}

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

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

.service-card {
    position: relative;
    padding: 40px 32px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    overflow: hidden;
}

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

.service-card:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-lg);
}

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

.service-card.featured {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
    border-color: rgba(139, 92, 246, 0.3);
}

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

.featured-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 6px 12px;
    background: var(--accent-gradient);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
}

.card-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    margin-bottom: 24px;
}

.card-icon svg {
    stroke: var(--accent-secondary);
}

.card-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.card-desc {
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.7;
}

.card-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.card-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

.card-features li::before {
    content: '✓';
    color: var(--accent-secondary);
    font-weight: 600;
}

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

.projects-filter {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.filter-btn {
    padding: 10px 24px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 100px;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition-base);
}

.filter-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.filter-btn.active {
    background: var(--accent-gradient);
    border-color: transparent;
    color: white;
}

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

.project-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.project-card.hidden {
    display: none;
}

.project-image {
    position: relative;
    height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.project-icon {
    font-size: 4rem;
    filter: drop-shadow(0 4px 20px rgba(0, 0, 0, 0.3));
}

.project-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: drop-shadow(0 4px 20px rgba(0, 0, 0, 0.3));
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}

/* Watermark Logo Overlay */
.project-image::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120px;
    height: 120px;
    background-image: url('logo-transparent.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.2;
    z-index: 3;
    pointer-events: none;
}

/* Hide watermark on first project */
.project-card:first-child .project-image::after {
    display: none;
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 22, 40, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: 2;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-view {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-gradient);
    border-radius: 50%;
    border: none;
    color: white;
    transform: scale(0.8);
    transition: transform var(--transition-base);
    cursor: pointer;
}

.project-card:hover .project-view {
    transform: scale(1);
}

.project-info {
    padding: 24px;
}

.project-category {
    font-size: 0.8125rem;
    color: var(--accent-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.project-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    margin: 8px 0 12px;
}

.project-desc {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    margin-bottom: 16px;
}

.project-meta {
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.project-meta strong {
    color: var(--text-secondary);
}

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

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info .section-tag,
.contact-info .section-title {
    text-align: left;
}

.contact-desc {
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

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

.contact-icon svg {
    stroke: var(--accent-secondary);
}

.contact-label {
    display: block;
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}

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

.contact-form-wrapper {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 40px;
    backdrop-filter: blur(20px);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

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

.form-group label {
    font-size: 0.9375rem;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: all var(--transition-fast);
}

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: rgba(139, 92, 246, 0.05);
}

.form-group select option {
    background: var(--bg-primary);
    color: var(--text-primary);
}

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

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

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 60px;
}

.footer-brand p {
    color: var(--text-secondary);
    margin-top: 16px;
    font-size: 0.9375rem;
    max-width: 280px;
}

.footer-links h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 20px;
}

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

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

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

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

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--accent-gradient);
    border-color: transparent;
    color: white;
    transform: translateY(-2px);
}

.footer-bottom {
    padding-top: 40px;
    border-top: 1px solid var(--glass-border);
    text-align: center;
}

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

/* ========================================
   Modal
   ======================================== */
.modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: rgba(10, 22, 40, 0.9);
    backdrop-filter: blur(10px);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    position: relative;
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: auto;
    transform: scale(0.9);
    transition: transform var(--transition-base);
}

.modal.active .modal-content {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    z-index: 10;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
}

.modal-body {
    padding: 40px;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }

    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .services-grid,
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--bg-secondary);
        flex-direction: column;
        padding: 100px 40px 40px;
        gap: 24px;
        transition: right var(--transition-base);
        border-left: 1px solid var(--glass-border);
    }

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

    .nav-link::after {
        display: none;
    }

    .hamburger {
        display: flex;
        z-index: 1001;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

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

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero-stats {
        gap: 32px;
    }

    .services-grid,
    .projects-grid {
        grid-template-columns: 1fr;
    }

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

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
    }

    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }

    .contact-form-wrapper {
        padding: 24px;
    }
}