@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@300;400;600;700;800;900&family=Barlow:wght@300;400;500;600&family=Space+Mono:wght@400;700&display=swap');

/* ─────────────────────────────────────────
   TOKENS
───────────────────────────────────────── */
:root {
    --racing-yellow:  #E8C231;
    --electric-blue:  #00BFFF;
    --neon-red:       #FF2D4B;
    --carbon:         #0C0C10;
    --carbon-light:   #14141C;
    --carbon-mid:     #1C1C28;
    --chrome:         #E0E0E8;
    --muted:          #6B6B7E;
    --glass-bg:       rgba(14, 14, 22, 0.72);
    --glass-border:   rgba(232, 194, 49, 0.15);
    --glass-border-h: rgba(232, 194, 49, 0.5);
    --font-display:   'Barlow Condensed', sans-serif;
    --font-body:      'Barlow', sans-serif;
    --font-mono:      'Space Mono', monospace;
    --radius:         4px;
    --transition:     0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ─────────────────────────────────────────
   RESET & BASE
───────────────────────────────────────── */
*, *::before, *::after {
    margin: 0; padding: 0;
    box-sizing: border-box;
}

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

body {
    background: var(--carbon);
    color: var(--chrome);
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.6;
    overflow-x: hidden;
    cursor: crosshair;
}

/* ─────────────────────────────────────────
   CANVAS (FIXED 3D BACKGROUND)
───────────────────────────────────────── */
#webgl-canvas {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100vh;
    z-index: 0;
}

/* ─────────────────────────────────────────
   SCAN-LINE OVERLAY
───────────────────────────────────────── */
.scanlines {
    position: fixed;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0,0,0,0.04) 2px,
        rgba(0,0,0,0.04) 4px
    );
}

/* ─────────────────────────────────────────
   SPEED BLUR OVERLAY
───────────────────────────────────────── */
.speed-blur {
    position: fixed;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    opacity: 0;
    background: radial-gradient(ellipse at 50% 50%, transparent 30%, rgba(0,0,0,0.6) 100%);
    transition: opacity 0.2s;
}

.speed-blur.active { opacity: 1; }

/* ─────────────────────────────────────────
   UI LAYER
───────────────────────────────────────── */
.ui-layer {
    position: relative;
    z-index: 10;
    pointer-events: none;
}

/* ─────────────────────────────────────────
   NAVBAR
───────────────────────────────────────── */
.navbar {
    pointer-events: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 3rem;
    position: sticky;
    top: 0;
    z-index: 100;
    background: linear-gradient(to bottom, rgba(12,12,16,0.95) 0%, transparent 100%);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition), background var(--transition);
}

.navbar.scrolled {
    background: rgba(12,12,16,0.96);
    border-bottom-color: var(--glass-border);
    backdrop-filter: blur(16px);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
}

.logo-mark {
    color: var(--racing-yellow);
    font-size: 1.4rem;
    line-height: 1;
    animation: pulse-logo 3s ease-in-out infinite;
}

@keyframes pulse-logo {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.logo-text {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.1rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--chrome);
}

.logo-text em {
    font-style: normal;
    color: var(--racing-yellow);
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
    align-items: center;
}

.nav-links a {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
    text-decoration: none;
    transition: color var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px; left: 0;
    width: 0; height: 1px;
    background: var(--racing-yellow);
    transition: width var(--transition);
}

.nav-links a:hover { color: var(--chrome); }
.nav-links a:hover::after { width: 100%; }

.btn-outline {
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--racing-yellow) !important;
    border: 1px solid rgba(232,194,49,0.4);
    padding: 0.55rem 1.4rem;
    border-radius: var(--radius);
    transition: all var(--transition);
}

.btn-outline:hover {
    background: var(--racing-yellow);
    color: var(--carbon) !important;
    border-color: var(--racing-yellow);
}

.btn-outline::after { display: none !important; }

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--chrome);
    border-radius: 2px;
    transition: all var(--transition);
}

/* ─────────────────────────────────────────
   MOBILE NAV
───────────────────────────────────────── */
.mobile-nav {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(12,12,16,0.98);
    z-index: 99;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(20px);
    pointer-events: auto;
    opacity: 0;
    transition: opacity var(--transition);
}

.mobile-nav.open {
    opacity: 1;
}

.mobile-nav ul {
    list-style: none;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.mobile-nav a {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--chrome);
    text-decoration: none;
    transition: color var(--transition);
}

.mobile-nav a:hover { color: var(--racing-yellow); }

/* ─────────────────────────────────────────
   SECTIONS
───────────────────────────────────────── */
.section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 6rem 3rem;
    pointer-events: none;
}

.section-inner {
    width: 100%;
    max-width: 960px;
    pointer-events: auto;
}

.section-inner.right { margin-left: auto; }
.section-inner.center { margin: 0 auto; }

.section-tag {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--racing-yellow);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    display: block;
    margin-bottom: 1rem;
}

.section-header { margin-bottom: 3rem; }

h2 {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 900;
    line-height: 0.95;
    letter-spacing: -0.01em;
    text-transform: uppercase;
    color: var(--chrome);
}

h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--chrome);
    margin-bottom: 0.6rem;
}

p {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--muted);
}

.accent { color: var(--racing-yellow); }

/* ─────────────────────────────────────────
   HERO
───────────────────────────────────────── */
.hero-section {
    position: relative;
    flex-direction: column;
    justify-content: center;
    padding: 0 3rem;
}

.hero-content {
    pointer-events: auto;
    max-width: 700px;
    padding-top: 6rem;
}

.hero-eyebrow {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 1.8rem;
}

.dot-pulse {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--racing-yellow);
    animation: dot-pulse 2s ease-in-out infinite;
    flex-shrink: 0;
}

@keyframes dot-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.7); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3.5rem, 10vw, 7.5rem);
    font-weight: 900;
    line-height: 0.88;
    letter-spacing: -0.02em;
    text-transform: uppercase;
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
}

.hero-title .line {
    display: block;
    overflow: hidden;
}

.accent-line {
    color: var(--racing-yellow);
    -webkit-text-stroke: 0;
    text-shadow: 0 0 60px rgba(232,194,49,0.3);
}

.hero-sub {
    font-size: 1.05rem;
    color: var(--muted);
    max-width: 420px;
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 3.5rem;
    flex-wrap: wrap;
}

/* PRIMARY BUTTON */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    background: var(--racing-yellow);
    color: var(--carbon);
    padding: 0.9rem 2rem;
    border: none;
    border-radius: var(--radius);
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.15);
    transform: translateX(-100%);
    transition: transform var(--transition);
}

.btn-primary:hover::before { transform: translateX(0); }
.btn-primary:hover { box-shadow: 0 0 30px rgba(232,194,49,0.4); }

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

/* GHOST BUTTON */
.btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    background: transparent;
    color: var(--chrome);
    padding: 0.85rem 1.8rem;
    border: 1px solid rgba(224,224,232,0.2);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all var(--transition);
}

.btn-ghost:hover {
    border-color: rgba(224,224,232,0.5);
    background: rgba(224,224,232,0.05);
}

/* HERO STATS */
.hero-stats {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.stat { display: flex; flex-direction: column; }

.stat-num {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 900;
    color: var(--chrome);
    line-height: 1;
    letter-spacing: -0.02em;
}

.stat-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--muted);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-top: 0.2rem;
}

.stat-divider {
    width: 1px;
    height: 36px;
    background: rgba(224,224,232,0.15);
}

/* SCROLL INDICATOR */
.scroll-indicator {
    position: absolute;
    bottom: 2.5rem;
    left: 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    pointer-events: none;
}

.scroll-line {
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, transparent, var(--racing-yellow));
    animation: scroll-drip 2s ease-in-out infinite;
}

@keyframes scroll-drip {
    0%, 100% { transform: scaleY(1) translateY(0); opacity: 1; }
    50% { transform: scaleY(0.6) translateY(10px); opacity: 0.5; }
}

.scroll-indicator span {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--muted);
    writing-mode: vertical-rl;
    transform: rotate(180deg);
}

/* ─────────────────────────────────────────
   GLASS PANEL (shared)
───────────────────────────────────────── */
.glass {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 6px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 2.5rem;
    transition: border-color var(--transition);
}

.glass:hover { border-color: var(--glass-border-h); }

/* ─────────────────────────────────────────
   SKILLS
───────────────────────────────────────── */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--glass-border);
    border: 1px solid var(--glass-border);
    border-radius: 6px;
    overflow: hidden;
}

.skill-card {
    background: var(--carbon-light);
    padding: 2rem 1.8rem;
    transition: background var(--transition);
    position: relative;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: var(--racing-yellow);
    transform: scaleX(0);
    transition: transform var(--transition);
    transform-origin: left;
}

.skill-card:hover { background: var(--carbon-mid); }
.skill-card:hover::before { transform: scaleX(1); }

.skill-icon {
    font-family: var(--font-mono);
    font-size: 1.4rem;
    color: var(--racing-yellow);
    margin-bottom: 1.2rem;
    line-height: 1;
}

.skill-bar {
    height: 2px;
    background: rgba(255,255,255,0.06);
    border-radius: 2px;
    margin-top: 1.2rem;
    overflow: hidden;
}

.skill-fill {
    height: 100%;
    width: var(--pct);
    background: linear-gradient(90deg, var(--racing-yellow), var(--electric-blue));
    border-radius: 2px;
}

/* ─────────────────────────────────────────
   PROJECTS
───────────────────────────────────────── */
.projects-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 1px;
    background: var(--glass-border);
    border: 1px solid var(--glass-border);
    border-radius: 6px;
    overflow: hidden;
}

.project-card {
    background: var(--carbon-light);
    padding: 2.5rem 2rem;
    transition: background var(--transition);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.project-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(232,194,49,0.04) 0%, transparent 60%);
    opacity: 0;
    transition: opacity var(--transition);
}

.project-card:hover { background: var(--carbon-mid); }
.project-card:hover::after { opacity: 1; }

.project-num {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--racing-yellow);
    letter-spacing: 0.15em;
    margin-bottom: 0.8rem;
}

.project-tag {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--muted);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.project-card h3 { margin-bottom: 0.8rem; }
.project-card p { flex: 1; }

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--racing-yellow);
    text-decoration: none;
    margin-top: 2rem;
    transition: gap var(--transition);
}

.project-link:hover { gap: 0.9rem; }

/* ─────────────────────────────────────────
   BLOG
───────────────────────────────────────── */
.blog-list {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--glass-border);
    border-radius: 6px;
    overflow: hidden;
    background: var(--carbon-light);
}

.blog-item {
    display: flex;
    align-items: center;
    gap: 2rem;
    padding: 1.8rem 2rem;
    text-decoration: none;
    border-bottom: 1px solid var(--glass-border);
    transition: background var(--transition);
    cursor: pointer;
}

.blog-item:last-child { border-bottom: none; }
.blog-item:hover { background: var(--carbon-mid); }

.blog-date {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--racing-yellow);
    letter-spacing: 0.1em;
    white-space: nowrap;
    min-width: 80px;
}

.blog-body { flex: 1; }
.blog-body h3 { font-size: 1rem; margin-bottom: 0.3rem; }
.blog-body p { font-size: 0.85rem; }

.blog-arrow {
    color: var(--muted);
    flex-shrink: 0;
    transition: color var(--transition), transform var(--transition);
}

.blog-item:hover .blog-arrow {
    color: var(--racing-yellow);
    transform: translateX(4px);
}

/* ─────────────────────────────────────────
   CONTACT
───────────────────────────────────────── */
.contact-section { padding-top: 8rem; padding-bottom: 8rem; }

.center-header { text-align: center; }

.contact-sub {
    text-align: center;
    margin-top: 1rem;
    font-size: 1rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    margin-top: 2.5rem;
    background: var(--carbon-light);
    border: 1px solid var(--glass-border);
    border-radius: 6px;
    padding: 2.5rem;
    pointer-events: auto;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.2rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

label {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--muted);
}

input, textarea {
    background: rgba(0,0,0,0.4);
    border: 1px solid rgba(255,255,255,0.08);
    color: var(--chrome);
    padding: 0.9rem 1rem;
    border-radius: var(--radius);
    font-family: var(--font-body);
    font-size: 0.95rem;
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition);
    resize: vertical;
}

input::placeholder, textarea::placeholder { color: var(--muted); }

input:focus, textarea:focus {
    border-color: rgba(232,194,49,0.5);
    box-shadow: 0 0 0 3px rgba(232,194,49,0.08);
}

/* ─────────────────────────────────────────
   FOOTER
───────────────────────────────────────── */
.footer {
    pointer-events: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 2rem 3rem;
    border-top: 1px solid var(--glass-border);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--muted);
    letter-spacing: 0.1em;
}

.footer-copy { color: var(--muted); }

/* ─────────────────────────────────────────
   RESPONSIVE
───────────────────────────────────────── */
@media (max-width: 900px) {
    .navbar { padding: 1.2rem 1.5rem; }
    .nav-links { display: none; }
    .hamburger { display: flex; }

    .section { padding: 5rem 1.5rem; }
    .hero-section { padding: 0 1.5rem; }
    .hero-content { padding-top: 5rem; }
    .scroll-indicator { left: 1.5rem; }

    .hero-title { font-size: clamp(3rem, 13vw, 5rem); }

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

    .blog-item { gap: 1rem; }
    .blog-date { min-width: 70px; font-size: 0.62rem; }

    .hero-stats { gap: 1.2rem; }

    .footer {
        flex-direction: column;
        gap: 0.8rem;
        text-align: center;
        padding: 1.5rem;
    }

    .contact-form { padding: 1.8rem; }
}

@media (max-width: 500px) {
    .hero-title { font-size: clamp(2.6rem, 15vw, 4rem); }
    .hero-sub { font-size: 0.95rem; }
    .hero-stats { gap: 1rem; }
    .stat-num { font-size: 1.5rem; }
    .hero-actions { flex-direction: column; align-items: flex-start; }
    .btn-primary, .btn-ghost { width: 100%; justify-content: center; }
}