/* =============================================================================
   CSS Variables & Theme
   ============================================================================= */
:root {
    /* Light Theme */
    --bg-primary: #fafafa;
    --bg-secondary: #f0f4f8;
    --bg-card: rgba(255, 255, 255, 0.8);
    --bg-glass: rgba(255, 255, 255, 0.6);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --accent: #6366f1;
    --accent-light: #818cf8;
    --accent-dark: #4f46e5;
    --accent-glow: rgba(99, 102, 241, 0.4);
    --gradient-1: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
    --gradient-2: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
    --gradient-3: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
    --gradient-4: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --border: rgba(0, 0, 0, 0.08);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 40px var(--accent-glow);

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 5rem;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3.5rem;
    --font-size-6xl: 4.5rem;

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
}

[data-theme="dark"] {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: rgba(20, 20, 30, 0.8);
    --bg-glass: rgba(20, 20, 30, 0.6);
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent: #818cf8;
    --accent-light: #a5b4fc;
    --accent-dark: #6366f1;
    --accent-glow: rgba(129, 140, 248, 0.3);
    --border: rgba(255, 255, 255, 0.08);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.4);
}

/* =============================================================================
   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-family);
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: background-color var(--transition-slow), color var(--transition-base);
    overflow-x: hidden;
}

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

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* =============================================================================
   Animated Background
   ============================================================================= */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float 20s infinite ease-in-out;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--gradient-1);
    top: -200px;
    right: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--gradient-2);
    bottom: -100px;
    left: -100px;
    animation-delay: -5s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: var(--gradient-4);
    top: 50%;
    left: 50%;
    animation-delay: -10s;
}

@keyframes float {

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

    25% {
        transform: translate(50px, -50px) scale(1.1);
    }

    50% {
        transform: translate(-30px, 30px) scale(0.95);
    }

    75% {
        transform: translate(-50px, -30px) scale(1.05);
    }
}

/* =============================================================================
   Glass Card Effect
   ============================================================================= */
.glass-card {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.glass-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-glow);
}

/* =============================================================================
   Navigation
   ============================================================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: all var(--transition-base);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 4px;
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-dot {
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {

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

    50% {
        opacity: 0.5;
        transform: scale(1.2);
    }
}

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

.nav-link {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    position: relative;
    padding: var(--space-xs) 0;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    transition: width var(--transition-base);
}

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

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

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

.theme-toggle {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    padding: 8px 12px;
    cursor: pointer;
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.theme-toggle:hover {
    background: var(--border);
    transform: scale(1.05);
}

[data-theme="dark"] .sun-icon {
    display: inline;
}

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

[data-theme="light"] .sun-icon,
html:not([data-theme]) .sun-icon {
    display: none;
}

[data-theme="light"] .moon-icon,
html:not([data-theme]) .moon-icon {
    display: inline;
}

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

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
    border-radius: 2px;
}

/* Mobile Navigation */
@media (max-width: 900px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--bg-glass);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: var(--space-lg);
        gap: var(--space-md);
        border-bottom: 1px solid var(--border);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-actions {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }
}

/* =============================================================================
   Buttons
   ============================================================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 12px 24px;
    font-size: var(--font-size-base);
    font-weight: 600;
    font-family: inherit;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    text-align: center;
}

.btn-sm {
    padding: 8px 16px;
    font-size: var(--font-size-sm);
}

.btn-primary {
    background: var(--gradient-1);
    color: white;
    box-shadow: var(--shadow-sm);
}

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

.btn-glow {
    position: relative;
    overflow: hidden;
}

.btn-glow::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-glow:hover::before {
    width: 300px;
    height: 300px;
}

.btn-secondary {
    background: transparent;
    color: var(--accent);
    border: 2px solid var(--accent);
}

.btn-secondary:hover {
    background: var(--accent);
    color: white;
    transform: translateY(-2px);
}

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

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

.btn-block {
    width: 100%;
}

/* =============================================================================
   Hero Section
   ============================================================================= */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: var(--space-2xl) var(--space-md);
    position: relative;
}

.hero-content {
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    border: 1px solid var(--border);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #10b981;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.hero-greeting {
    color: var(--accent);
    font-size: var(--font-size-lg);
    font-weight: 500;
    font-family: var(--font-mono);
    margin-bottom: var(--space-xs);
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, var(--font-size-6xl));
    font-weight: 800;
    margin-bottom: var(--space-sm);
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent) 50%, var(--accent-light) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 5s ease infinite;
}

@keyframes gradient-shift {

    0%,
    100% {
        background-position: 0% center;
    }

    50% {
        background-position: 100% center;
    }
}

.hero-subtitle {
    font-size: var(--font-size-2xl);
    color: var(--text-secondary);
    font-weight: 400;
    margin-bottom: var(--space-md);
    min-height: 1.5em;
}

.typing-text {
    color: var(--accent);
    font-weight: 600;
}

.cursor {
    animation: blink 1s infinite;
    color: var(--accent);
}

@keyframes blink {

    0%,
    50% {
        opacity: 1;
    }

    51%,
    100% {
        opacity: 0;
    }
}

.hero-description {
    color: var(--text-secondary);
    font-size: var(--font-size-lg);
    max-width: 550px;
    margin: 0 auto var(--space-xl);
    line-height: 1.8;
}

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

.hero-social {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
}

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

.social-link:hover {
    color: var(--accent);
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

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

.hero-scroll {
    position: absolute;
    bottom: var(--space-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

.scroll-indicator {
    width: 24px;
    height: 40px;
    border: 2px solid var(--border);
    border-radius: var(--radius-xl);
    position: relative;
    overflow: hidden;
}

.scroll-dot {
    width: 4px;
    height: 8px;
    background: var(--accent);
    border-radius: var(--radius-full);
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll-bounce 2s infinite;
}

@keyframes scroll-bounce {

    0%,
    100% {
        top: 6px;
        opacity: 1;
    }

    50% {
        top: 20px;
        opacity: 0.3;
    }
}

/* =============================================================================
   Animations
   ============================================================================= */
.animate-fade-in {
    animation: fadeIn 0.8s ease forwards;
}

.animate-fade-in-up {
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

.animate-fade-in-up:nth-child(1) {
    animation-delay: 0.1s;
}

.animate-fade-in-up:nth-child(2) {
    animation-delay: 0.2s;
}

.animate-fade-in-up:nth-child(3) {
    animation-delay: 0.3s;
}

.animate-fade-in-up:nth-child(4) {
    animation-delay: 0.4s;
}

.animate-fade-in-up:nth-child(5) {
    animation-delay: 0.5s;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

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

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

/* Reveal animations on scroll */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 0;
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-up {
    transform: translateY(60px);
}

.reveal-left {
    transform: translateX(-60px);
}

.reveal-right {
    transform: translateX(60px);
}

.reveal-up.revealed,
.reveal-left.revealed,
.reveal-right.revealed {
    opacity: 1;
    transform: translate(0, 0);
}

/* =============================================================================
   Sections
   ============================================================================= */
.section {
    padding: var(--space-2xl) 0;
    position: relative;
}

.section-alt {
    background: var(--bg-secondary);
}

.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--space-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
}

.section-number {
    font-family: var(--font-mono);
    font-size: var(--font-size-lg);
    color: var(--accent);
    font-weight: 500;
}

/* =============================================================================
   About Section
   ============================================================================= */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--space-2xl);
    align-items: center;
}

.about-image-wrapper {
    position: relative;
    aspect-ratio: 1;
    max-width: 300px;
    margin: 0 auto;
}

.about-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    font-weight: 800;
    background: var(--gradient-1);
    color: white;
    border-radius: var(--radius-lg);
    position: relative;
    z-index: 2;
}

.image-frame {
    position: absolute;
    top: 20px;
    left: 20px;
    right: -20px;
    bottom: -20px;
    border: 3px solid var(--accent);
    border-radius: var(--radius-lg);
    z-index: 1;
}

.about-text .lead {
    font-size: var(--font-size-xl);
    color: var(--text-primary);
    font-weight: 500;
    margin-bottom: var(--space-md);
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.stat {
    text-align: center;
    padding: var(--space-md);
}

.stat-number {
    display: block;
    font-size: var(--font-size-4xl);
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-number::after {
    content: '+';
    -webkit-text-fill-color: var(--accent);
}

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

@media (max-width: 768px) {
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .about-image-wrapper {
        max-width: 200px;
    }

    .image-frame {
        top: 15px;
        left: 15px;
        right: -15px;
        bottom: -15px;
    }

    .about-stats {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }
}

/* =============================================================================
   Skills Section
   ============================================================================= */
.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.skill-category {
    padding: var(--space-lg);
}

.skill-icon {
    font-size: 2rem;
    margin-bottom: var(--space-sm);
}

.skill-category h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

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

.skill-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.skill-name {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: 500;
}

.skill-bar {
    height: 6px;
    background: var(--border);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: var(--gradient-1);
    border-radius: var(--radius-full);
    width: 0;
    transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* =============================================================================
   Projects Section
   ============================================================================= */
.projects-filter {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 20px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: inherit;
}

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

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-lg);
}

.project-card {
    overflow: hidden;
    transition: all var(--transition-base);
}

.project-card:hover {
    transform: translateY(-8px);
}

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

.project-image {
    aspect-ratio: 16/10;
    position: relative;
    overflow: hidden;
}

.project-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    transition: transform var(--transition-base);
}

.project-card:hover .project-placeholder {
    transform: scale(1.1);
}

.gradient-1 {
    background: var(--gradient-1);
}

.gradient-2 {
    background: var(--gradient-2);
}

.gradient-3 {
    background: var(--gradient-3);
}

.gradient-4 {
    background: var(--gradient-4);
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

.project-link {
    width: 50px;
    height: 50px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-dark);
    transform: scale(0.8);
    transition: transform var(--transition-fast);
}

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

.project-content {
    padding: var(--space-md);
}

.project-label {
    font-size: var(--font-size-sm);
    color: var(--accent);
    font-weight: 500;
    font-family: var(--font-mono);
}

.project-content h3 {
    font-size: var(--font-size-xl);
    margin: var(--space-xs) 0 var(--space-sm);
}

.project-content p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-md);
    line-height: 1.6;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
}

.project-tech span {
    font-size: 0.75rem;
    color: var(--accent);
    background: rgba(99, 102, 241, 0.1);
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-family: var(--font-mono);
}

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

.project-links a {
    font-size: var(--font-size-sm);
    font-weight: 600;
}

/* =============================================================================
   Testimonials Section
   ============================================================================= */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.testimonial-card {
    padding: var(--space-lg);
}

.testimonial-content {
    margin-bottom: var(--space-lg);
}

.quote-icon {
    font-size: 4rem;
    line-height: 1;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-sm);
}

.testimonial-content p {
    color: var(--text-secondary);
    font-style: italic;
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.author-avatar {
    width: 48px;
    height: 48px;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: var(--font-size-sm);
}

.author-info h4 {
    font-size: var(--font-size-base);
    margin-bottom: 2px;
}

.author-info span {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

/* =============================================================================
   Contact Section
   ============================================================================= */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-2xl);
    align-items: start;
}

.contact-info h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--space-md);
}

.contact-info>p {
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    line-height: 1.8;
}

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

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--bg-glass);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.contact-item:hover {
    border-color: var(--accent);
    transform: translateX(8px);
}

.contact-icon {
    font-size: 1.5rem;
}

.contact-label {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.contact-value {
    display: block;
    font-weight: 500;
    color: var(--text-primary);
}

.contact-form {
    padding: var(--space-lg);
}

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

.form-group label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin-bottom: var(--space-xs);
    color: var(--text-secondary);
}

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

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

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

.btn-text,
.btn-loading {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
}

.spinner {
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.form-feedback {
    margin-top: var(--space-md);
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    text-align: center;
    display: none;
}

.form-feedback.success {
    display: block;
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.form-feedback.error {
    display: block;
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

@media (max-width: 768px) {
    .contact-content {
        grid-template-columns: 1fr;
    }
}

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

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.footer-logo .logo-text {
    font-size: var(--font-size-2xl);
}

.footer-logo p {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
    margin-top: var(--space-xs);
}

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

.footer-links a {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

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

.footer-social {
    display: flex;
    gap: var(--space-sm);
}

.footer-social a {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    color: var(--accent);
    border-color: var(--accent);
}

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

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

.footer-bottom p+p {
    margin-top: var(--space-xs);
}

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

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* =============================================================================
   Responsive
   ============================================================================= */
@media (max-width: 640px) {
    .hero-title {
        font-size: var(--font-size-3xl);
    }

    .hero-subtitle {
        font-size: var(--font-size-xl);
    }

    .section-title {
        font-size: var(--font-size-2xl);
        flex-direction: column;
        gap: var(--space-xs);
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

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