/* =====================================================
   Nova AI - Main Stylesheet
   Modern, Futuristic Dark Theme
   ===================================================== */

/* CSS Variables */
:root {
    /* Primary Colors */
    --primary: #8A5CF5;
    --primary-light: #A78BFA;
    --primary-dark: #7C3AED;
    --primary-glow: rgba(138, 92, 245, 0.4);

    /* Secondary Colors */
    --secondary: #5B8DEF;
    --accent: #06B6D4;

    /* Background Colors */
    --bg-dark: #0C0C0C;
    --bg-darker: #080808;
    --bg-card: #141414;
    --bg-card-hover: #1A1A1A;
    --bg-gradient: linear-gradient(135deg, #0C0C0C 0%, #141414 50%, #0C0C0C 100%);

    /* Text Colors */
    --text-primary: #FFFFFF;
    --text-secondary: #A1A1AA;
    --text-muted: #71717A;

    /* Border Colors */
    --border: rgba(255, 255, 255, 0.08);
    --border-light: rgba(255, 255, 255, 0.12);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #8A5CF5 0%, #5B8DEF 100%);
    --gradient-text: linear-gradient(135deg, #8A5CF5 0%, #06B6D4 100%);
    --gradient-glow: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);

    /* Spacing */
    --section-padding: 120px;
    --container-max: 1280px;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Space Grotesk', sans-serif;

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

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 32px;
}

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

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

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

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

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

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

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

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

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
}

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

/* Gradient Text */
.gradient-text {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Section Header */
.section-tag {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(138, 92, 245, 0.1);
    border: 1px solid rgba(138, 92, 245, 0.3);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary-light);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 640px;
}

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

.section-header .section-subtitle {
    margin: 0 auto;
}

/* =====================================================
   Preloader
   ===================================================== */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-darker);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

#preloader.loaded {
    opacity: 0;
    visibility: hidden;
}

.loader {
    position: relative;
    width: 100px;
    height: 100px;
}

.loader-ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 3px solid transparent;
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loader-logo {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    object-fit: contain;
    border-radius: 8px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* =====================================================
   Custom Cursor
   ===================================================== */
.cursor,
.cursor-follower {
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: transform 0.1s ease;
}

.cursor {
    width: 8px;
    height: 8px;
    background: var(--primary);
}

.cursor-follower {
    width: 32px;
    height: 32px;
    border: 1px solid var(--primary);
    transition: transform 0.15s ease, width 0.3s ease, height 0.3s ease;
}

.cursor-follower.hover {
    width: 48px;
    height: 48px;
    background: rgba(138, 92, 245, 0.1);
}

@media (max-width: 1024px) {
    .cursor, .cursor-follower {
        display: none;
    }
}

/* =====================================================
   Navigation
   ===================================================== */
#header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: all var(--transition-normal);
}

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

.navbar {
    padding: 20px 0;
    transition: padding var(--transition-normal);
}

#header.scrolled .navbar {
    padding: 12px 0;
}

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

.nav-logo img {
    height: 50px;
    width: auto;
    transition: transform var(--transition-normal);
}

.nav-logo:hover img {
    transform: scale(1.05);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 40px;
    list-style: none;
}

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

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

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

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

.nav-cta {
    padding: 12px 24px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--primary-glow);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

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

/* Mobile Navigation */
@media (max-width: 900px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        max-width: 400px;
        height: 100vh;
        background: var(--bg-card);
        flex-direction: column;
        justify-content: center;
        gap: 32px;
        padding: 60px 40px;
        transition: right var(--transition-normal);
        border-left: 1px solid var(--border);
    }

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

    .nav-link {
        font-size: 1.25rem;
    }

    .nav-cta {
        display: none;
    }

    .nav-toggle {
        display: flex;
        z-index: 1001;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 6px);
    }

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

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -6px);
    }
}

/* =====================================================
   Buttons
   ===================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    text-decoration: none;
}

.btn-icon {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-fast);
}

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

.btn-primary {
    background: var(--primary);
    color: var(--text-primary);
    box-shadow: 0 4px 16px var(--primary-glow);
}

.btn-primary:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--primary-glow);
}

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

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

.btn-large {
    padding: 18px 36px;
    font-size: 1.125rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

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

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-particles {
    position: absolute;
    width: 100%;
    height: 100%;
}

.hero-gradient {
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 150%;
    height: 150%;
    background: radial-gradient(ellipse at center, var(--primary-glow) 0%, transparent 50%);
    opacity: 0.3;
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.2; transform: translateX(-50%) scale(1); }
    50% { opacity: 0.4; transform: translateX(-50%) scale(1.1); }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    padding: 0 24px 140px;
}

.hero-badges {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 24px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(138, 92, 245, 0.1);
    border: 1px solid rgba(138, 92, 245, 0.3);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary-light);
}

.hero-badge.experience-badge {
    background: rgba(16, 185, 129, 0.1);
    border-color: rgba(16, 185, 129, 0.3);
    color: #34D399;
}

.hero-badge .badge-icon {
    width: 16px;
    height: 16px;
}

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

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

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

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

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

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

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-light);
}

.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--primary), transparent);
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
    0%, 100% { transform: scaleY(0.5); opacity: 0.5; }
    50% { transform: scaleY(1); opacity: 1; }
}

/* =====================================================
   About Section
   ===================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin: 32px 0;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
}

.feature-icon {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

/* About Visual */
.about-visual {
    position: relative;
}

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

.visual-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200%;
    height: 200%;
    background: var(--gradient-glow);
    opacity: 0.3;
}

.visual-content {
    position: relative;
    z-index: 1;
}

.ai-brain {
    display: flex;
    justify-content: center;
    margin-bottom: 30px;
}

.brain-svg {
    width: 200px;
    height: 200px;
}

.brain-circle,
.brain-circle-inner,
.brain-circle-core {
    animation: rotateSlow 20s linear infinite;
    transform-origin: center;
}

.brain-circle-inner {
    animation-direction: reverse;
    animation-duration: 15s;
}

.brain-circle-core {
    animation-duration: 10s;
}

@keyframes rotateSlow {
    to { transform: rotate(360deg); }
}

.node {
    animation: nodeGlow 2s ease-in-out infinite;
}

.node:nth-child(odd) {
    animation-delay: 0.5s;
}

.node-center {
    animation: nodePulse 2s ease-in-out infinite;
}

@keyframes nodeGlow {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

@keyframes nodePulse {
    0%, 100% { r: 8; }
    50% { r: 10; }
}

.visual-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
}

.v-stat {
    display: flex;
    align-items: center;
    gap: 12px;
}

.v-stat-icon {
    width: 40px;
    height: 40px;
    background: rgba(138, 92, 245, 0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

.v-stat-icon svg {
    width: 20px;
    height: 20px;
}

.v-stat-value {
    display: block;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
}

.v-stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .about-visual {
        order: -1;
    }
}

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

/* =====================================================
   Services Section
   ===================================================== */
.services {
    background: var(--bg-darker);
}

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

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

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
}

.service-card:hover {
    border-color: rgba(138, 92, 245, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

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

.service-icon {
    width: 60px;
    height: 60px;
    background: rgba(138, 92, 245, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    margin-bottom: 24px;
    transition: all var(--transition-normal);
}

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

.service-card:hover .service-icon {
    background: var(--primary);
    color: white;
}

.service-title {
    font-size: 1.375rem;
    margin-bottom: 12px;
}

.service-desc {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.7;
}

.service-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

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

.service-features li::before {
    content: '';
    width: 4px;
    height: 4px;
    background: var(--primary);
    border-radius: 50%;
}

.service-features.horizontal {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 16px;
}

.service-card-wide {
    grid-column: span 2;
}

@media (max-width: 900px) {
    .services-grid {
        grid-template-columns: 1fr;
    }

    .service-card-wide {
        grid-column: span 1;
    }
}

/* =====================================================
   Portfolio Section
   ===================================================== */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

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

.portfolio-card:hover {
    border-color: rgba(138, 92, 245, 0.3);
    transform: translateY(-8px);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.4);
}

.portfolio-image {
    position: relative;
    height: 200px;
    background: linear-gradient(135deg, rgba(138, 92, 245, 0.2) 0%, rgba(91, 141, 239, 0.2) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.portfolio-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-light);
    transition: all var(--transition-normal);
}

.portfolio-icon svg {
    width: 40px;
    height: 40px;
}

.portfolio-card:hover .portfolio-icon {
    transform: scale(1.1);
    background: var(--primary);
    color: white;
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 50%, var(--bg-card) 100%);
}

.portfolio-content {
    padding: 32px;
}

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

.tag {
    padding: 4px 12px;
    background: rgba(138, 92, 245, 0.1);
    border: 1px solid rgba(138, 92, 245, 0.2);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--primary-light);
}

.portfolio-title {
    font-size: 1.375rem;
    margin-bottom: 12px;
}

.portfolio-desc {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.portfolio-features {
    list-style: none;
    margin-bottom: 24px;
}

.portfolio-features li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    margin-bottom: 10px;
}

.portfolio-features svg {
    width: 18px;
    height: 18px;
    color: var(--primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.portfolio-results {
    display: flex;
    gap: 32px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

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

.result-value {
    display: block;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.result-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

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

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

/* =====================================================
   CTA Section
   ===================================================== */
.cta-section {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(138, 92, 245, 0.1) 0%, rgba(91, 141, 239, 0.1) 100%);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 200%;
    background: var(--gradient-glow);
    opacity: 0.2;
}

.cta-content {
    position: relative;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: 16px;
}

.cta-text {
    color: var(--text-secondary);
    margin-bottom: 32px;
    font-size: 1.125rem;
}

/* =====================================================
   Tech Stack Section
   ===================================================== */
.tech-stack {
    background: var(--bg-darker);
}

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

.tech-category {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 28px;
    transition: all 0.3s ease;
}

.tech-category:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(138, 92, 245, 0.1);
}

.tech-category-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 20px;
}

.tech-category-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.tech-category-icon svg {
    width: 24px;
    height: 24px;
    stroke: white;
}

.tech-category h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tech-tag {
    padding: 8px 16px;
    background: rgba(138, 92, 245, 0.08);
    border: 1px solid rgba(138, 92, 245, 0.15);
    border-radius: 50px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.tech-tag:hover {
    background: rgba(138, 92, 245, 0.15);
    border-color: rgba(138, 92, 245, 0.3);
    color: var(--primary-light);
}

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

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

    .tech-category {
        padding: 24px;
    }
}

/* =====================================================
   Contact Section
   ===================================================== */
.contact {
    background: var(--bg-dark);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    align-items: start;
}

.contact-info {
    position: relative;
}

.info-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    transition: all var(--transition-normal);
}

.info-card:hover {
    border-color: rgba(138, 92, 245, 0.3);
    transform: translateX(8px);
}

.info-icon {
    width: 50px;
    height: 50px;
    background: rgba(138, 92, 245, 0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    flex-shrink: 0;
}

.info-icon svg {
    width: 24px;
    height: 24px;
}

.info-content h4 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.info-content p,
.info-content a {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.info-content a:hover {
    color: var(--primary);
}

.info-decoration {
    position: absolute;
    bottom: -40px;
    right: -40px;
    width: 200px;
    height: 200px;
    opacity: 0.1;
}

.decoration-circle {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 2px solid var(--primary);
    border-radius: 50%;
    animation: rotateSlow 30s linear infinite;
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px;
}

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

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

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

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

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

@media (max-width: 900px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

/* =====================================================
   Footer
   ===================================================== */
.footer {
    background: #0C0C0C;
    border-top: 1px solid var(--border);
    padding: 80px 0 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-logo {
    height: 60px;
    width: auto;
    margin-bottom: 16px;
}

.footer-tagline {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-desc {
    color: var(--text-secondary);
    line-height: 1.7;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-col h4 {
    font-size: 1rem;
    margin-bottom: 20px;
    color: var(--text-primary);
}

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

.footer-col li {
    margin-bottom: 12px;
}

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

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

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

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

@media (max-width: 900px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

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

    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
}

/* =====================================================
   Animations (AOS Alternative)
   ===================================================== */
[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

[data-aos="fade-down"] {
    transform: translateY(-30px);
}

[data-aos="fade-left"] {
    transform: translateX(30px);
}

[data-aos="fade-right"] {
    transform: translateX(-30px);
}

[data-aos="fade-up"].aos-animate,
[data-aos="fade-down"].aos-animate,
[data-aos="fade-left"].aos-animate,
[data-aos="fade-right"].aos-animate {
    opacity: 1;
    transform: translate(0, 0);
}

/* Responsive adjustments */
@media (max-width: 640px) {
    .section {
        padding: 80px 0;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

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

    .stat-divider {
        display: none;
    }

    .hero-scroll {
        display: none;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.mb-0 { margin-bottom: 0; }
.mb-20 { margin-bottom: 20px; }
.mb-40 { margin-bottom: 40px; }