/* ===== CSS Variables & Reset ===== */
:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #111118;
    --bg-card: rgba(17, 17, 24, 0.7);
    --text-primary: #e8e8ed;
    --text-secondary: #8888a0;
    --accent: #6c5ce7;
    --accent-light: #a78bfa;
    --accent-cyan: #22d3ee;
    --gradient-1: linear-gradient(135deg, #6c5ce7, #22d3ee);
    --gradient-2: linear-gradient(135deg, #6c5ce7, #ec4899);
    --border-color: rgba(255,255,255,0.06);
    --radius: 12px;
    --font-main: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: var(--font-main);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ===== Cursor Glow ===== */
.cursor-glow {
    position: fixed; width: 600px; height: 600px; border-radius: 50%;
    background: radial-gradient(circle, rgba(108,92,231,0.07) 0%, transparent 70%);
    pointer-events: none; z-index: 0; transform: translate(-50%, -50%);
    transition: left 0.3s ease, top 0.3s ease;
}

/* ===== Navbar ===== */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    padding: 16px 0; transition: all 0.4s ease;
}
.navbar.scrolled {
    background: rgba(10,10,15,0.85); backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color); padding: 10px 0;
}
.nav-container {
    max-width: 1200px; margin: 0 auto; padding: 0 24px;
    display: flex; align-items: center; justify-content: space-between;
}
.nav-logo { font-size: 1.4rem; font-weight: 700; letter-spacing: -0.5px; }
.logo-bracket { color: var(--accent); font-family: var(--font-mono); }
.logo-highlight { color: var(--accent-cyan); }
.nav-links { display: flex; gap: 32px; }
.nav-links a {
    font-size: 0.9rem; font-weight: 500; color: var(--text-secondary);
    transition: color 0.3s; position: relative;
}
.nav-links a:hover { color: var(--text-primary); }
.nav-links a::after {
    content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px;
    background: var(--gradient-1); transition: width 0.3s;
}
.nav-links a:hover::after { width: 100%; }
.nav-cta {
    font-size: 0.85rem; font-weight: 600; padding: 10px 24px; border-radius: 8px;
    background: var(--gradient-1); color: #fff; transition: transform 0.3s, box-shadow 0.3s;
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(108,92,231,0.3); }
.mobile-toggle { display: none; background: none; border: none; cursor: pointer; flex-direction: column; gap: 5px; }
.mobile-toggle span { width: 24px; height: 2px; background: var(--text-primary); transition: 0.3s; }

/* ===== Hero ===== */
.hero {
    position: relative; min-height: 100vh; display: flex; align-items: center;
    padding: 120px 24px 80px; overflow: hidden;
}
.hero-canvas { position: absolute; inset: 0; z-index: 0; }
.hero-code-bg {
    position: absolute; inset: 0; z-index: 0; opacity: 0.04;
    font-family: var(--font-mono); font-size: 14px; color: var(--accent);
    overflow: hidden; white-space: pre; line-height: 1.8;
}
.hero-content { position: relative; z-index: 2; max-width: 700px; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px; padding: 6px 16px;
    background: rgba(108,92,231,0.1); border: 1px solid rgba(108,92,231,0.2);
    border-radius: 100px; font-size: 0.8rem; color: var(--accent-light);
    margin-bottom: 24px; animation: fadeInUp 0.8s ease;
}
.badge-dot {
    width: 8px; height: 8px; background: #22c55e; border-radius: 50%;
    animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(34,197,94,0.4); }
    50% { opacity: 0.8; box-shadow: 0 0 0 6px rgba(34,197,94,0); }
}
.hero-title {
    font-size: clamp(2.5rem, 5.5vw, 4.2rem); font-weight: 800;
    line-height: 1.1; letter-spacing: -1.5px; margin-bottom: 24px;
    animation: fadeInUp 0.8s ease 0.1s both;
}
.hero-gradient {
    background: var(--gradient-1); -webkit-background-clip: text;
    -webkit-text-fill-color: transparent; background-clip: text;
}
.hero-subtitle {
    font-size: 1.1rem; color: var(--text-secondary); max-width: 540px;
    margin-bottom: 36px; animation: fadeInUp 0.8s ease 0.2s both;
}
.hero-actions {
    display: flex; gap: 16px; flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.3s both;
}
.btn {
    display: inline-flex; align-items: center; gap: 8px; padding: 14px 28px;
    border-radius: 10px; font-weight: 600; font-size: 0.95rem;
    transition: all 0.3s ease; cursor: pointer; border: none; font-family: var(--font-main);
}
.btn-primary {
    background: var(--gradient-1); color: #fff;
    box-shadow: 0 4px 20px rgba(108,92,231,0.25);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(108,92,231,0.4); }
.btn-outline {
    background: transparent; color: var(--text-primary);
    border: 1px solid rgba(255,255,255,0.15);
}
.btn-outline:hover { border-color: var(--accent); background: rgba(108,92,231,0.05); }
.btn-full { width: 100%; justify-content: center; }
.hero-stats {
    display: flex; align-items: center; gap: 32px; margin-top: 56px;
    animation: fadeInUp 0.8s ease 0.5s both;
}
.stat-number { font-size: 2rem; font-weight: 800; color: var(--text-primary); }
.stat-plus { font-size: 1.4rem; font-weight: 700; color: var(--accent-light); }
.stat-label { display: block; font-size: 0.8rem; color: var(--text-secondary); margin-top: 2px; }
.stat-divider { width: 1px; height: 40px; background: var(--border-color); }

/* Hero Terminal */
.hero-terminal {
    position: absolute; right: 6%; top: 50%; transform: translateY(-50%);
    width: 420px; background: rgba(17,17,24,0.9); border: 1px solid var(--border-color);
    border-radius: 12px; overflow: hidden; z-index: 2;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5); animation: floatTerminal 6s ease-in-out infinite;
}
@keyframes floatTerminal {
    0%, 100% { transform: translateY(-50%) translateX(0); }
    50% { transform: translateY(calc(-50% - 12px)) translateX(4px); }
}
.terminal-header {
    display: flex; align-items: center; gap: 12px; padding: 12px 16px;
    background: rgba(255,255,255,0.03); border-bottom: 1px solid var(--border-color);
}
.terminal-dots { display: flex; gap: 6px; }
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot.red { background: #ff5f57; }
.dot.yellow { background: #febc2e; }
.dot.green { background: #28c840; }
.terminal-title { font-size: 0.75rem; color: var(--text-secondary); font-family: var(--font-mono); }
.terminal-body {
    padding: 20px; font-family: var(--font-mono); font-size: 0.82rem;
    line-height: 1.8; color: var(--text-secondary); min-height: 260px;
}
.terminal-body .keyword { color: #c792ea; }
.terminal-body .function { color: #82aaff; }
.terminal-body .string { color: #c3e88d; }
.terminal-body .comment { color: #546e7a; }
.terminal-body .variable { color: #f78c6c; }
.terminal-body .bracket { color: #89ddff; }
.terminal-body .cursor-blink {
    display: inline-block; width: 8px; height: 16px; background: var(--accent-light);
    animation: blink 1s step-end infinite; vertical-align: text-bottom;
}
@keyframes blink { 50% { opacity: 0; } }

/* ===== Sections ===== */
.section { padding: 120px 0; position: relative; }
.section-header { text-align: center; margin-bottom: 64px; }
.section-tag {
    font-family: var(--font-mono); font-size: 0.85rem; color: var(--accent);
    display: block; margin-bottom: 12px;
}
.section-title {
    font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 800;
    letter-spacing: -1px; margin-bottom: 16px;
}
.section-subtitle { color: var(--text-secondary); font-size: 1.05rem; max-width: 560px; margin: 0 auto; }

/* ===== About ===== */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-content h3 { font-size: 1.8rem; font-weight: 700; margin-bottom: 20px; }
.text-gradient {
    background: var(--gradient-1); -webkit-background-clip: text;
    -webkit-text-fill-color: transparent; background-clip: text;
}
.about-content p { color: var(--text-secondary); margin-bottom: 16px; }
.about-features { display: flex; flex-direction: column; gap: 20px; margin-top: 32px; }
.about-feature {
    display: flex; gap: 16px; align-items: flex-start;
    padding: 16px; border-radius: 10px; background: rgba(255,255,255,0.02);
    border: 1px solid var(--border-color); transition: all 0.3s;
}
.about-feature:hover { border-color: rgba(108,92,231,0.2); background: rgba(108,92,231,0.03); }
.feature-icon {
    width: 44px; height: 44px; border-radius: 10px;
    background: rgba(108,92,231,0.1); display: flex; align-items: center;
    justify-content: center; flex-shrink: 0; color: var(--accent-light);
}
.about-feature h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 4px; }
.about-feature p { font-size: 0.85rem; color: var(--text-secondary); margin: 0; }

/* Code Window */
.code-window {
    background: var(--bg-secondary); border: 1px solid var(--border-color);
    border-radius: 12px; overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.code-header {
    display: flex; align-items: center; gap: 12px; padding: 12px 16px;
    background: rgba(255,255,255,0.02); border-bottom: 1px solid var(--border-color);
    font-size: 0.75rem; color: var(--text-secondary); font-family: var(--font-mono);
}
.code-block {
    padding: 24px; font-family: var(--font-mono); font-size: 0.82rem;
    line-height: 1.9; overflow-x: auto;
}
.code-keyword { color: #c792ea; }
.code-type { color: #ffcb6b; }
.code-string { color: #c3e88d; }
.code-prop { color: #82aaff; }
.code-var { color: #f78c6c; }
.code-method { color: #82aaff; }

/* ===== Services ===== */
.services-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.service-card {
    padding: 36px 28px; background: var(--bg-card);
    border: 1px solid var(--border-color); border-radius: var(--radius);
    transition: all 0.4s ease; position: relative; overflow: hidden;
}
.service-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
    background: var(--gradient-1); opacity: 0; transition: opacity 0.4s;
}
.service-card:hover { transform: translateY(-6px); border-color: rgba(108,92,231,0.2); }
.service-card:hover::before { opacity: 1; }
.service-icon {
    width: 56px; height: 56px; border-radius: 12px;
    background: rgba(108,92,231,0.08); display: flex; align-items: center;
    justify-content: center; margin-bottom: 20px; color: var(--accent-light);
    transition: all 0.3s;
}
.service-card:hover .service-icon { background: rgba(108,92,231,0.15); }
.service-card h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 12px; }
.service-card p { font-size: 0.9rem; color: var(--text-secondary); margin-bottom: 20px; }
.service-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.service-tags li {
    font-size: 0.75rem; padding: 4px 12px; border-radius: 100px;
    background: rgba(108,92,231,0.08); color: var(--accent-light); font-weight: 500;
}

/* ===== Process ===== */
.process-timeline { position: relative; max-width: 800px; margin: 0 auto; }
.process-line {
    position: absolute; left: 32px; top: 0; bottom: 0; width: 2px;
    background: linear-gradient(to bottom, var(--accent), var(--accent-cyan));
    opacity: 0.2;
}
.process-step {
    display: flex; gap: 32px; align-items: flex-start; margin-bottom: 48px;
    position: relative;
}
.step-number {
    width: 64px; height: 64px; border-radius: 16px; flex-shrink: 0;
    background: rgba(108,92,231,0.1); border: 1px solid rgba(108,92,231,0.2);
    display: flex; align-items: center; justify-content: center;
    font-family: var(--font-mono); font-weight: 700; font-size: 1.1rem;
    color: var(--accent-light); transition: all 0.3s;
}
.process-step:hover .step-number {
    background: var(--gradient-1); color: #fff;
    border-color: transparent; box-shadow: 0 8px 30px rgba(108,92,231,0.3);
}
.step-content h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 8px; }
.step-content p { color: var(--text-secondary); font-size: 0.95rem; }

/* ===== Portfolio ===== */
.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.portfolio-card {
    border-radius: var(--radius); overflow: hidden;
    border: 1px solid var(--border-color); background: var(--bg-card);
    transition: all 0.4s; cursor: pointer;
}
.portfolio-card:hover { transform: translateY(-8px); border-color: rgba(108,92,231,0.2); }
.portfolio-preview { padding: 32px; min-height: 220px; display: flex; align-items: center; justify-content: center; }
.portfolio-mockup {
    width: 100%; background: rgba(0,0,0,0.3); border-radius: 8px;
    overflow: hidden; border: 1px solid rgba(255,255,255,0.05);
}
.mockup-bar { height: 24px; background: rgba(255,255,255,0.05); border-bottom: 1px solid rgba(255,255,255,0.05); }
.mockup-content { padding: 12px; }
.mockup-hero-block { height: 50px; background: rgba(255,255,255,0.05); border-radius: 4px; margin-bottom: 10px; }
.mockup-grid-row { display: flex; gap: 8px; }
.mockup-card-block { flex: 1; height: 40px; background: rgba(255,255,255,0.04); border-radius: 4px; }
.mockup-sidebar { width: 25%; height: 100px; background: rgba(255,255,255,0.05); border-radius: 4px; float: left; margin-right: 10px; }
.mockup-dashboard { overflow: hidden; }
.mockup-chart { height: 50px; background: rgba(255,255,255,0.04); border-radius: 4px; margin-bottom: 8px; }
.mockup-stats-row { display: flex; gap: 8px; }
.mockup-stat { flex: 1; height: 30px; background: rgba(255,255,255,0.03); border-radius: 4px; }
.mockup-text-lines { display: flex; flex-direction: column; gap: 6px; }
.mockup-line { height: 8px; background: rgba(255,255,255,0.05); border-radius: 4px; width: 100%; }
.mockup-line.short { width: 60%; }
.portfolio-info { padding: 24px; }
.portfolio-category {
    font-size: 0.75rem; font-weight: 600; color: var(--accent-light);
    text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px; display: block;
}
.portfolio-info h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 8px; }
.portfolio-info p { font-size: 0.85rem; color: var(--text-secondary); }

/* ===== Tech Marquee ===== */
.tech-marquee { overflow: hidden; position: relative; padding: 20px 0; }
.tech-marquee::before, .tech-marquee::after {
    content: ''; position: absolute; top: 0; bottom: 0; width: 120px; z-index: 2;
}
.tech-marquee::before { left: 0; background: linear-gradient(90deg, var(--bg-primary), transparent); }
.tech-marquee::after { right: 0; background: linear-gradient(-90deg, var(--bg-primary), transparent); }
.marquee-track {
    display: flex; gap: 24px; animation: marquee 30s linear infinite; width: max-content;
}
@keyframes marquee { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
.tech-item {
    padding: 12px 28px; border-radius: 10px; font-weight: 600; font-size: 0.9rem;
    white-space: nowrap; border: 1px solid var(--border-color);
    background: rgba(255,255,255,0.02); color: var(--text-secondary);
    transition: all 0.3s;
}
.tech-item:hover { border-color: var(--accent); color: var(--accent-light); }

/* ===== Contact ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 64px; align-items: start; }
.contact-info h3 { font-size: 1.6rem; font-weight: 700; margin-bottom: 16px; }
.contact-info > p { color: var(--text-secondary); margin-bottom: 32px; }
.contact-details { display: flex; flex-direction: column; gap: 16px; }
.contact-item {
    display: flex; align-items: center; gap: 12px; color: var(--text-secondary);
    font-size: 0.95rem;
}
.contact-item svg { color: var(--accent-light); flex-shrink: 0; }
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 0.85rem; font-weight: 500; color: var(--text-secondary); }
.form-group input, .form-group select, .form-group textarea {
    padding: 14px 16px; border-radius: 10px; border: 1px solid var(--border-color);
    background: rgba(255,255,255,0.03); color: var(--text-primary);
    font-family: var(--font-main); font-size: 0.95rem; transition: all 0.3s; outline: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: var(--accent); box-shadow: 0 0 0 3px rgba(108,92,231,0.1);
}
.form-group textarea { resize: vertical; }
.form-group select { cursor: pointer; }
.form-group select option { background: var(--bg-secondary); }

/* ===== Footer ===== */
.footer { border-top: 1px solid var(--border-color); padding: 64px 0 32px; }
.footer-content { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand p { color: var(--text-secondary); margin-top: 12px; font-size: 0.9rem; }
.footer-links h4 { font-size: 0.9rem; font-weight: 600; margin-bottom: 16px; }
.footer-links a {
    display: block; color: var(--text-secondary); font-size: 0.85rem;
    padding: 4px 0; transition: color 0.3s;
}
.footer-links a:hover { color: var(--accent-light); }
.footer-bottom {
    display: flex; justify-content: space-between; padding-top: 24px;
    border-top: 1px solid var(--border-color); font-size: 0.8rem; color: var(--text-secondary);
}

/* ===== Animations ===== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
.reveal-up, .reveal-left, .reveal-right {
    opacity: 0; transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-up { transform: translateY(40px); }
.reveal-left { transform: translateX(-40px); }
.reveal-right { transform: translateX(40px); }
.reveal-up.visible, .reveal-left.visible, .reveal-right.visible {
    opacity: 1; transform: translate(0);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .hero-terminal { display: none; }
    .hero { justify-content: center; text-align: center; }
    .hero-content { max-width: 600px; }
    .hero-subtitle { margin-left: auto; margin-right: auto; }
    .hero-actions { justify-content: center; }
    .hero-stats { justify-content: center; }
    .about-grid { grid-template-columns: 1fr; gap: 40px; }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .nav-links, .nav-cta { display: none; }
    .mobile-toggle { display: flex; }
    .nav-links.active {
        display: flex; flex-direction: column; position: absolute;
        top: 100%; left: 0; right: 0; background: rgba(10,10,15,0.95);
        backdrop-filter: blur(20px); padding: 24px; gap: 16px;
        border-bottom: 1px solid var(--border-color);
    }
    .services-grid { grid-template-columns: 1fr; }
    .portfolio-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .footer-content { grid-template-columns: 1fr; gap: 32px; }
    .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
    .hero-stats { flex-direction: column; gap: 20px; }
    .stat-divider { width: 40px; height: 1px; }
    .section { padding: 80px 0; }
}