/* ---------- Tokens ---------- */
:root {
  --bg: #0e0f0c;
  --bg-2: #15171312;
  --panel: #14161200;
  --ink: #e8e6df;
  --ink-2: #a8a59a;
  --ink-3: #6f6d63;
  --line: #26261f;
  --line-2: #1c1c17;
  --accent: oklch(78% 0.16 95);     /* warm amber */
  --accent-2: oklch(68% 0.14 150);  /* moss green for terminal */
  --danger: oklch(68% 0.18 25);
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: 'Inter', system-ui, -apple-system, Segoe UI, sans-serif;
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
}

/* ---------- Reset ---------- */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-size: 16px;
  line-height: 1.55;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }

::selection { background: var(--accent); color: #14140f; }

/* ---------- Background grid ---------- */
.bg-grid {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 80%);
}

/* ---------- Layout ---------- */
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 32px; position: relative; z-index: 1; }
@media (max-width: 640px) { .wrap { padding: 0 20px; } }

section { padding: 96px 0; position: relative; }
@media (max-width: 768px) { section { padding: 64px 0; } }
/* collapse double-padding between adjacent sections */
section + section { padding-top: 0; }

.section-label {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.02em;
  color: var(--ink-3); margin-bottom: 24px; text-transform: lowercase;
}
.section-label::before {
  content: ""; width: 8px; height: 8px; background: var(--accent); border-radius: 2px;
  box-shadow: 0 0 10px var(--accent);
}
.section-title {
  font-family: var(--sans); font-weight: 500;
  font-size: clamp(28px, 4vw, 44px); letter-spacing: -0.02em; line-height: 1.1;
  margin: 0 0 12px; color: var(--ink);
}
.section-sub {
  color: var(--ink-2); max-width: 640px; font-size: 17px; margin: 0 0 56px;
}

/* ---------- Nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  background: rgba(14,15,12,0.7);
  border-bottom: 1px solid transparent;
  transition: border-color 200ms, background 200ms;
}
.nav.scrolled { border-bottom-color: var(--line); }
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 14px 32px;
  display: flex; align-items: center; justify-content: space-between;
}
@media (max-width: 640px) { .nav-inner { padding: 12px 20px; } }

.brand { display: flex; align-items: center; gap: 10px; font-family: var(--mono); font-size: 14px; }
.brand-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 12px var(--accent-2); }
.brand-name { color: var(--ink); }
.brand-slash { color: var(--ink-3); }
.brand-handle { color: var(--ink-2); }

.nav-links { display: flex; gap: 4px; align-items: center; }
.nav-links a {
  font-family: var(--mono); font-size: 13px; color: var(--ink-2);
  padding: 8px 12px; border-radius: var(--r-sm); transition: color 150ms, background 150ms;
}
.nav-links a:hover { color: var(--ink); background: rgba(255,255,255,0.04); }
.nav-cta {
  font-family: var(--mono); font-size: 13px;
  padding: 8px 14px; border: 1px solid var(--line); border-radius: var(--r-sm);
  color: var(--ink); transition: all 150ms;
}
.nav-cta:hover { border-color: var(--accent); color: var(--accent); }
@media (max-width: 820px) { .nav-links { display: none; } }

/* ---------- Hero ---------- */
.hero { padding-top: 160px; padding-bottom: 80px; }
.hero-status {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 12px; color: var(--ink-2);
  padding: 6px 12px; border: 1px solid var(--line); border-radius: 999px;
  background: rgba(255,255,255,0.02); margin-bottom: 32px;
}
.status-pulse {
  width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2);
  position: relative;
}
.status-pulse::after {
  content: ""; position: absolute; inset: -4px; border-radius: 50%;
  background: var(--accent-2); opacity: 0.4; animation: pulse 2s ease-out infinite;
}
@keyframes pulse {
  0% { transform: scale(0.6); opacity: 0.6; }
  100% { transform: scale(2.2); opacity: 0; }
}

.hero-title {
  font-size: clamp(34px, 4.6vw, 60px); line-height: 1.06; letter-spacing: -0.025em;
  font-weight: 500; margin: 0 0 20px; color: var(--ink);
  text-wrap: balance;
}
.hero-title br { display: none; }
.hero-title .accent { color: var(--accent); font-style: italic; font-family: 'Instrument Serif', Georgia, serif; font-weight: 400; }
.hero-sub {
  font-size: clamp(17px, 2vw, 20px); color: var(--ink-2); max-width: 640px;
  margin: 0 0 48px; line-height: 1.5;
}

.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 64px; }
.btn {
  font-family: var(--mono); font-size: 14px;
  padding: 14px 22px; border-radius: var(--r-sm);
  display: inline-flex; align-items: center; gap: 10px;
  transition: all 180ms; border: 1px solid transparent;
}
.btn-primary {
  background: var(--accent); color: #14140f;
}
.btn-primary:hover { background: oklch(82% 0.16 95); transform: translateY(-1px); }
.btn-ghost {
  border-color: var(--line); color: var(--ink);
}
.btn-ghost:hover { border-color: var(--ink-3); background: rgba(255,255,255,0.03); }

/* Hero stats grid */
.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  margin-top: 40px;
}
.hero-stat {
  padding: 28px 0 8px; border-right: 1px solid var(--line);
}
.hero-stat:last-child { border-right: 0; }
.hero-stat:first-child { padding-right: 24px; }
.hero-stat:not(:first-child) { padding-left: 24px; padding-right: 24px; }
.hero-stat-value {
  font-family: var(--sans); font-weight: 500;
  font-size: clamp(28px, 3.5vw, 40px); letter-spacing: -0.02em;
  color: var(--ink); line-height: 1;
}
.hero-stat-label {
  font-family: var(--mono); font-size: 11px; color: var(--ink-3);
  text-transform: uppercase; letter-spacing: 0.06em; margin-top: 10px;
}
@media (max-width: 768px) {
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .hero-stat { border-right: 0; padding: 20px 16px !important; border-bottom: 1px solid var(--line); }
  .hero-stat:nth-child(odd) { border-right: 1px solid var(--line); }
  .hero-stat:nth-child(3), .hero-stat:nth-child(4) { border-bottom: 0; }
}

/* Terminal in hero */
.hero-grid {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(320px, 420px); gap: 56px; align-items: end;
}
@media (max-width: 1040px) { .hero-grid { grid-template-columns: 1fr; gap: 48px; } }

.terminal {
  background: #0a0b08;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  font-family: var(--mono);
  font-size: 13px;
  overflow: hidden;
  box-shadow: 0 30px 80px -20px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.02);
}
.terminal-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 14px; border-bottom: 1px solid var(--line-2);
  background: #101108;
}
.term-dot { width: 10px; height: 10px; border-radius: 50%; background: #2a2a22; }
.term-dot.r { background: #5a3030; }
.term-dot.y { background: #5a4d20; }
.term-dot.g { background: #2f5530; }
.terminal-title { margin-left: 8px; color: var(--ink-3); font-size: 11px; }
.terminal-body { padding: 18px 18px 22px; line-height: 1.7; min-height: 240px; }
.term-line { display: block; }
.term-prompt { color: var(--accent-2); }
.term-cmd { color: var(--ink); }
.term-out { color: var(--ink-2); }
.term-key { color: var(--accent); }
.term-comment { color: var(--ink-3); }
.term-cursor {
  display: inline-block; width: 8px; height: 14px; background: var(--accent);
  vertical-align: -2px; margin-left: 2px; animation: blink 1.1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* ---------- About ---------- */
.about-grid {
  display: grid; grid-template-columns: 1fr 1.2fr; gap: 80px;
}
@media (max-width: 900px) { .about-grid { grid-template-columns: 1fr; gap: 40px; } }

.about-prose p {
  font-size: 17px; color: var(--ink-2); margin: 0 0 18px; line-height: 1.65;
}
.about-prose p strong { color: var(--ink); font-weight: 500; }

.about-meta { display: grid; gap: 14px; }
.meta-row {
  display: grid; grid-template-columns: 110px 1fr; gap: 16px; align-items: baseline;
  padding: 14px 0; border-bottom: 1px solid var(--line-2);
  font-family: var(--mono); font-size: 13px;
}
.meta-row:last-child { border-bottom: 0; }
.meta-key { color: var(--ink-3); }
.meta-val { color: var(--ink); }
.meta-val .secondary { color: var(--ink-2); }

/* ---------- Now ---------- */
.now-card {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 32px;
  background: linear-gradient(180deg, rgba(255,255,255,0.015), transparent);
  display: grid; grid-template-columns: auto 1fr auto; gap: 28px; align-items: center;
}
@media (max-width: 720px) { .now-card { grid-template-columns: 1fr; gap: 18px; } }
.now-icon {
  width: 56px; height: 56px; border-radius: 12px;
  background: rgba(255, 200, 100, 0.08);
  border: 1px solid rgba(255, 200, 100, 0.15);
  display: grid; place-items: center;
  font-family: var(--mono); color: var(--accent); font-size: 22px;
}
.now-text h3 {
  margin: 0 0 6px; font-size: 18px; font-weight: 500;
}
.now-text p { margin: 0; color: var(--ink-2); font-size: 15px; }
.now-tag {
  font-family: var(--mono); font-size: 11px;
  padding: 6px 10px; border-radius: 999px;
  background: rgba(140, 200, 150, 0.08); color: var(--accent-2);
  border: 1px solid rgba(140, 200, 150, 0.18);
  text-transform: uppercase; letter-spacing: 0.06em;
  white-space: nowrap;
}

/* ---------- Projects ---------- */
.projects-stack { display: grid; gap: 28px; }
.project {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: linear-gradient(180deg, rgba(255,255,255,0.012), transparent);
  transition: border-color 200ms;
}
.project:hover { border-color: var(--ink-3); }

.project-grid {
  display: grid; grid-template-columns: 1.1fr 1fr; min-height: 480px;
}
.project.reverse .project-grid { grid-template-columns: 1fr 1.1fr; }
.project.reverse .project-visual { order: -1; }
@media (max-width: 900px) {
  .project-grid, .project.reverse .project-grid { grid-template-columns: 1fr; min-height: 0; }
  .project.reverse .project-visual { order: 0; }
}

.project-content { padding: 40px; display: flex; flex-direction: column; gap: 24px; }
@media (max-width: 640px) { .project-content { padding: 28px; } }

.project-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.project-name {
  font-size: 26px; font-weight: 500; letter-spacing: -0.01em; margin: 0;
}
.project-meta {
  font-family: var(--mono); font-size: 12px; color: var(--ink-3);
  display: flex; gap: 14px; flex-wrap: wrap; align-items: center;
}
.project-meta .dot { width: 3px; height: 3px; background: var(--ink-3); border-radius: 50%; }

.project-tagline {
  font-size: 16px; color: var(--ink-2); margin: 0; line-height: 1.55;
}

.case-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 18px 24px;
  margin-top: 8px;
}
.case-block h4 {
  font-family: var(--mono); font-size: 11px; color: var(--ink-3);
  text-transform: uppercase; letter-spacing: 0.08em; margin: 0 0 8px;
}
.case-block p { margin: 0; font-size: 14px; color: var(--ink); line-height: 1.55; }

.project-stats {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 16px; padding-top: 22px; border-top: 1px solid var(--line-2);
}
.pstat-v { font-size: 22px; font-weight: 500; color: var(--ink); letter-spacing: -0.01em; }
.pstat-v .unit { color: var(--ink-3); font-size: 13px; font-family: var(--mono); margin-left: 2px; }
.pstat-l { font-family: var(--mono); font-size: 11px; color: var(--ink-3); margin-top: 4px; text-transform: uppercase; letter-spacing: 0.06em; }

.project-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag {
  font-family: var(--mono); font-size: 11px; color: var(--ink-2);
  padding: 4px 9px; border: 1px solid var(--line); border-radius: 4px;
  background: rgba(255,255,255,0.015);
}

.project-links { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.project-link {
  font-family: var(--mono); font-size: 12px; color: var(--ink);
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 12px; border: 1px solid var(--line); border-radius: var(--r-sm);
  transition: all 150ms;
}
.project-link:hover { border-color: var(--accent); color: var(--accent); }

/* Visual placeholders */
.project-visual {
  border-left: 1px solid var(--line);
  position: relative; overflow: hidden;
  background: #0b0c09;
  min-height: 320px;
  display: grid; place-items: stretch;
}
.project-visual > svg { width: 100%; height: 100%; min-height: 320px; }
.project.reverse .project-visual { border-left: 0; border-right: 1px solid var(--line); }
@media (max-width: 900px) {
  .project-visual, .project.reverse .project-visual { border-left: 0; border-right: 0; border-top: 1px solid var(--line); }
}

.viz-label {
  position: absolute; top: 14px; left: 14px;
  font-family: var(--mono); font-size: 10px; color: var(--ink-3);
  letter-spacing: 0.08em; text-transform: uppercase; z-index: 2;
}
.viz-label::before { content: "// "; color: var(--accent); }

/* ---------- Skills ---------- */
.skills-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
@media (max-width: 900px) { .skills-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .skills-grid { grid-template-columns: 1fr; } }

.skill-card {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 22px;
}
.skill-cat {
  font-family: var(--mono); font-size: 11px; color: var(--ink-3);
  text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 14px;
  display: flex; align-items: center; gap: 8px;
}
.skill-cat-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }
.skill-list { display: flex; flex-wrap: wrap; gap: 6px; }
.skill-pill {
  font-family: var(--mono); font-size: 12px;
  color: var(--ink); padding: 5px 10px;
  background: rgba(255,255,255,0.03); border: 1px solid var(--line-2); border-radius: 4px;
}

/* Years bar */
.years {
  margin-top: 56px; padding: 24px 28px;
  border: 1px solid var(--line); border-radius: var(--r-md);
  display: grid; grid-template-columns: 1fr 2fr; gap: 32px; align-items: center;
}
@media (max-width: 720px) { .years { grid-template-columns: 1fr; gap: 16px; } }
.years-label { font-family: var(--mono); font-size: 12px; color: var(--ink-3); }
.years-label strong { color: var(--ink); font-weight: 500; }
.years-track {
  position: relative; height: 28px;
  background: rgba(255,255,255,0.02); border: 1px solid var(--line-2); border-radius: 4px;
  overflow: hidden;
}
.years-fill {
  position: absolute; inset: 0 0 0 0; width: 100%;
  background: repeating-linear-gradient(45deg, rgba(255,200,100,0.08) 0 8px, transparent 8px 16px);
}
.years-marks { position: absolute; inset: 0; display: flex; justify-content: space-between; padding: 0 10px; align-items: center; font-family: var(--mono); font-size: 10px; color: var(--ink-3); }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 64px; }
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; gap: 40px; } }

.contact-info { display: flex; flex-direction: column; gap: 16px; }
.contact-item {
  display: flex; gap: 14px; align-items: center;
  padding: 16px 18px; border: 1px solid var(--line); border-radius: var(--r-md);
  transition: border-color 150ms;
}
.contact-item:hover { border-color: var(--ink-3); }
.contact-icon {
  width: 36px; height: 36px; border-radius: 8px;
  background: rgba(255,255,255,0.03); border: 1px solid var(--line);
  display: grid; place-items: center; flex-shrink: 0;
}
.contact-text { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.contact-key { font-family: var(--mono); font-size: 11px; color: var(--ink-3); text-transform: uppercase; letter-spacing: 0.06em; }
.contact-val { font-family: var(--mono); font-size: 14px; color: var(--ink); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.contact-form { display: flex; flex-direction: column; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }
.field { display: flex; flex-direction: column; gap: 8px; }
.field label {
  font-family: var(--mono); font-size: 11px; color: var(--ink-3);
  text-transform: uppercase; letter-spacing: 0.06em;
}
.field input, .field textarea, .field select {
  font: inherit; font-family: var(--sans); font-size: 15px;
  background: rgba(255,255,255,0.02); color: var(--ink);
  border: 1px solid var(--line); border-radius: var(--r-sm);
  padding: 12px 14px; transition: border-color 150ms, background 150ms;
  outline: none;
}
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--accent); background: rgba(255,200,100,0.03);
}
.field textarea { resize: vertical; min-height: 120px; font-family: var(--sans); }
.field-error { font-family: var(--mono); font-size: 11px; color: var(--danger); display: none; }
.field.invalid input, .field.invalid textarea, .field.invalid select { border-color: var(--danger); }
.field.invalid .field-error { display: block; }

.form-submit { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.form-status { font-family: var(--mono); font-size: 13px; color: var(--ink-2); }
.form-status.ok { color: var(--accent-2); }

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--line);
  padding: 40px 0; margin-top: 80px;
  font-family: var(--mono); font-size: 12px; color: var(--ink-3);
}
.footer-inner { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.footer a:hover { color: var(--ink); }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 600ms ease, transform 600ms ease; }
.reveal.in { opacity: 1; transform: translateY(0); }

/* ---------- Badges (App Store / Play) ---------- */
.store-badges { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 4px; }
.store-badge {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 14px; border: 1px solid var(--line); border-radius: var(--r-sm);
  font-family: var(--mono); font-size: 11px; color: var(--ink-2);
}
.store-badge svg { width: 16px; height: 16px; }
.store-badge .store-sm { font-size: 9px; color: var(--ink-3); display: block; line-height: 1; }
.store-badge .store-lg { font-size: 12px; color: var(--ink); display: block; line-height: 1.2; margin-top: 2px; }