/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  --bg: #15110d;
  --bg-soft: #1c160f;
  --surface: #241c14;
  --surface-2: #2c2318;
  --text: #f3ecdf;
  --text-dim: #b8ab97;
  --text-faint: #857a68;
  --accent: #e08a3e;
  --accent-strong: #f0a052;
  --accent-soft: rgba(224, 138, 62, 0.14);
  --ok: #8fae7c;
  --line: rgba(243, 236, 223, 0.12);
  --line-strong: rgba(243, 236, 223, 0.22);
  --cream: #f3ecdf;

  --serif: "Fraunces", "Iowan Old Style", "Georgia", serif;
  --sans: "Manrope", "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", "Consolas", monospace;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in: cubic-bezier(0.7, 0, 0.84, 0);
  --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);

  --container: 1160px;
  --gutter: 1.25rem;
  --nav-h: 72px;
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  tab-size: 2;
  overflow-x: clip;
  scroll-behavior: smooth;
}
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
ul { list-style: none; padding: 0; }
h1, h2, h3, h4 { font-family: var(--serif); text-wrap: balance; line-height: 1.08; letter-spacing: -0.01em; font-weight: 600; }
::selection { background: var(--accent); color: var(--bg); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* =============================================================
   3. Utilities
   ============================================================= */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; top: -100px; left: 1rem; z-index: 9999;
  padding: .6rem 1rem; background: var(--cream); color: var(--bg);
  border-radius: 8px; font-weight: 600; transition: top .2s var(--ease-out);
}
.skip-link:focus { top: 1rem; }

.eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--mono); font-size: .78rem; letter-spacing: .08em;
  text-transform: uppercase; color: var(--accent-strong);
}
.eyebrow::before { content: ""; width: 18px; height: 1px; background: var(--accent-strong); }

.section-head { max-width: 44rem; margin-bottom: 2.75rem; }
.section-head h2 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); margin-top: .6rem; }
.section-head p { color: var(--text-dim); margin-top: .9rem; font-size: 1.05rem; }

section { padding-block: clamp(3.5rem, 8vw, 6.5rem); }
.section-alt { background: var(--bg-soft); }

/* =============================================================
   4. Buttons & tags
   ============================================================= */
.btn {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .85rem 1.5rem; border-radius: 999px;
  font-weight: 600; font-size: .95rem;
  transition: transform .35s var(--ease-out), box-shadow .35s var(--ease-out), background .25s var(--ease-out);
}
.btn-primary {
  background: var(--accent); color: #1a1108;
  box-shadow: 0 8px 24px -8px rgba(224, 138, 62, 0.55);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 30px -8px rgba(224, 138, 62, 0.65); }
.btn-ghost {
  border: 1px solid var(--line-strong); color: var(--text);
}
.btn-ghost:hover { border-color: var(--accent-strong); color: var(--accent-strong); transform: translateY(-2px); }

.tag {
  display: inline-flex; align-items: center;
  font-family: var(--mono); font-size: .76rem;
  padding: .3rem .65rem; border-radius: 999px;
  border: 1px solid var(--line-strong); color: var(--text-dim);
}

.status-pill {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .5rem 1rem .5rem .7rem; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--line-strong);
  font-size: .85rem; font-weight: 600; color: var(--ok);
}
.status-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--ok);
  box-shadow: 0 0 0 0 rgba(143,174,124,.6);
  animation: pulseDot 2.4s infinite;
}
@keyframes pulseDot {
  0% { box-shadow: 0 0 0 0 rgba(143,174,124,.55); }
  70% { box-shadow: 0 0 0 8px rgba(143,174,124,0); }
  100% { box-shadow: 0 0 0 0 rgba(143,174,124,0); }
}

/* =============================================================
   5. Nav
   ============================================================= */
.masthead {
  position: fixed; inset-inline: 0; top: 0; z-index: 500;
  height: var(--nav-h);
  display: flex; align-items: center;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background .3s var(--ease-out), border-color .3s var(--ease-out);
}
.masthead.is-solid {
  background: rgba(21, 17, 13, 0.86);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line);
}
.masthead .container { display: flex; align-items: center; justify-content: space-between; }
.brand { font-family: var(--serif); font-weight: 600; font-size: 1.15rem; }
.brand span { color: var(--accent-strong); }

.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-links a {
  position: relative; font-size: .92rem; font-weight: 600; color: var(--text-dim);
  padding-block: .3rem;
}
.nav-links a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 1px;
  background: var(--accent-strong); transition: right .3s var(--ease-out);
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--text); }
.nav-links a:hover::after, .nav-links a[aria-current="page"]::after { right: 0; }

.nav-cta { display: none; }
@media (min-width: 720px) { .nav-cta { display: inline-flex; } }

.nav-toggle {
  display: flex; flex-direction: column; gap: 5px; padding: .5rem;
}
.nav-toggle span { width: 22px; height: 2px; background: var(--text); transition: transform .3s var(--ease-out), opacity .3s var(--ease-out); }
@media (min-width: 960px) { .nav-toggle { display: none; } }
.nav-links { display: none; }
@media (min-width: 960px) { .nav-links { display: flex; } }

.mobile-nav {
  position: fixed; inset: 0; z-index: 600;
  background: var(--bg);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2rem;
  opacity: 0; pointer-events: none; transform: translateY(-8px);
  transition: opacity .3s var(--ease-out), transform .3s var(--ease-out);
}
.mobile-nav.is-open { opacity: 1; pointer-events: auto; transform: translateY(0); }
.mobile-nav a { font-family: var(--serif); font-size: 1.8rem; }
.mobile-nav .btn-primary { margin-top: 1rem; }
.mobile-close { position: absolute; top: 22px; right: var(--gutter); font-size: 1.6rem; }

/* =============================================================
   6. Hero
   ============================================================= */
.hero {
  min-height: 100svh;
  display: flex; align-items: center;
  padding-top: calc(var(--nav-h) + 2rem);
  position: relative;
  background:
    radial-gradient(60% 50% at 85% 0%, rgba(224,138,62,.16), transparent 65%),
    var(--bg);
}
.hero-grid {
  display: grid; gap: 2.5rem;
  grid-template-columns: 1fr;
}
@media (min-width: 960px) {
  .hero-grid { grid-template-columns: 1.3fr .9fr; align-items: center; gap: 3rem; }
}
.hero-kicker { margin-bottom: 1.4rem; }
.hero-title {
  font-size: clamp(2.6rem, 6vw, 4.6rem);
  line-height: 1.02;
}
.hero-title em { font-style: italic; color: var(--accent-strong); }
.hero-lede {
  margin-top: 1.4rem; font-size: 1.15rem; color: var(--text-dim); max-width: 38rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2.2rem; }
.hero-meta {
  display: flex; flex-wrap: wrap; gap: .9rem 1.6rem; margin-top: 2.4rem;
  font-size: .88rem; color: var(--text-faint);
}
.hero-meta span { display: inline-flex; align-items: center; gap: .5rem; }

.hero-portrait {
  position: relative; justify-self: center;
  width: min(320px, 70vw);
}
.hero-portrait-frame {
  position: relative; border-radius: 28px; overflow: hidden;
  border: 1px solid var(--line-strong);
  box-shadow: 0 30px 60px -20px rgba(0,0,0,.6);
}
.hero-portrait-frame img { width: 100%; }
.hero-portrait-badge {
  position: absolute; left: -14px; bottom: -14px;
  background: var(--surface); border: 1px solid var(--line-strong);
  border-radius: 16px; padding: .7rem .9rem;
  font-family: var(--mono); font-size: .75rem; color: var(--text-dim);
  box-shadow: 0 12px 24px -10px rgba(0,0,0,.5);
}

/* =============================================================
   7. Stats band
   ============================================================= */
.stats-band {
  display: grid; gap: 1.5rem;
  grid-template-columns: repeat(2, 1fr);
  padding-block: 3rem;
  border-block: 1px solid var(--line);
}
@media (min-width: 720px) { .stats-band { grid-template-columns: repeat(4, 1fr); } }
.stat { text-align: left; }
.stat-value {
  font-family: var(--serif); font-size: clamp(2rem, 4vw, 2.8rem); color: var(--accent-strong);
}
.stat-label { color: var(--text-dim); font-size: .88rem; margin-top: .3rem; max-width: 16ch; }

/* =============================================================
   8. Tech marquee
   ============================================================= */
.marquee-wrap {
  overflow: hidden; border-block: 1px solid var(--line);
  padding-block: 1.4rem;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee-track {
  display: flex; gap: 2.5rem; width: max-content;
  animation: marquee 26s linear infinite;
}
.marquee-track span {
  font-family: var(--mono); font-size: .95rem; color: var(--text-faint);
  white-space: nowrap;
}
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* =============================================================
   9. Cards: projects, tools
   ============================================================= */
.card-grid { display: grid; gap: 1.75rem; grid-template-columns: 1fr; }
@media (min-width: 720px) { .card-grid.cols-2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .card-grid.cols-3 { grid-template-columns: repeat(3, 1fr); } }

.project-card {
  display: grid; gap: 0; grid-template-columns: 1fr;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 20px; overflow: hidden;
  transition: transform .4s var(--ease-out), border-color .4s var(--ease-out);
}
@media (min-width: 860px) { .project-card { grid-template-columns: 1.05fr 1fr; } }
.project-card:hover { border-color: var(--line-strong); }
.project-media {
  position: relative; aspect-ratio: 16/11; overflow: hidden;
  background:
    radial-gradient(120% 100% at 20% 0%, rgba(224,138,62,.28), transparent 60%),
    var(--surface-2);
}
.project-media img { width: 100%; height: 100%; object-fit: cover; }
.project-media .placeholder-mark {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  font-family: var(--serif); font-size: 2.4rem; color: rgba(243,236,223,.28);
}
.project-body { padding: clamp(1.5rem, 3vw, 2.4rem); display: flex; flex-direction: column; }
.project-body h3 { font-size: 1.6rem; }
.project-year { font-family: var(--mono); font-size: .8rem; color: var(--accent-strong); }
.project-tagline { color: var(--text-dim); margin-top: .5rem; }
.project-tags { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.2rem; }
.project-links { display: flex; gap: .8rem; margin-top: 1.5rem; flex-wrap: wrap; }

.case-block { margin-top: 1.4rem; }
.case-block h4 { font-family: var(--sans); font-size: .82rem; text-transform: uppercase; letter-spacing: .06em; color: var(--text-faint); }
.case-block p { margin-top: .4rem; color: var(--text-dim); font-size: .96rem; }
.case-block ul { margin-top: .6rem; display: grid; gap: .45rem; }
.case-block li { position: relative; padding-left: 1.1rem; color: var(--text-dim); font-size: .94rem; }
.case-block li::before { content: "—"; position: absolute; left: 0; color: var(--accent-strong); }

.project-shot {
  width: 100%; border-radius: 12px; margin-top: 1.4rem;
  border: 1px solid var(--line);
}

.tool-card {
  padding: 2rem; border-radius: 18px; border: 1px dashed var(--line-strong);
  color: var(--text-faint); text-align: center;
}
.tool-card.is-ready { border-style: solid; color: var(--text); background: var(--surface); text-align: left; }

/* =============================================================
   10. Timeline
   ============================================================= */
.timeline { position: relative; margin-top: 1rem; }
.timeline::before {
  content: ""; position: absolute; left: 9px; top: 6px; bottom: 6px; width: 2px;
  background: var(--line-strong);
}
@media (min-width: 720px) { .timeline::before { left: 130px; } }
.timeline-item {
  position: relative; padding-left: 2.4rem; padding-block: 1.4rem;
  display: grid; gap: .3rem;
}
@media (min-width: 720px) {
  .timeline-item { padding-left: 170px; grid-template-columns: subgrid; }
}
.timeline-item::before {
  content: ""; position: absolute; left: 3px; top: 1.6rem; width: 16px; height: 16px;
  border-radius: 50%; background: var(--bg); border: 2px solid var(--accent-strong);
}
@media (min-width: 720px) { .timeline-item::before { left: 124px; } }
.timeline-date {
  position: static; font-family: var(--mono); font-size: .8rem; color: var(--text-faint);
  margin-bottom: .3rem; display: block;
}
@media (min-width: 720px) {
  .timeline-date { position: absolute; left: 0; top: 1.5rem; width: 100px; margin: 0; }
}
.timeline-title { font-size: 1.15rem; }
.timeline-org { color: var(--accent-strong); font-size: .92rem; font-weight: 600; }
.timeline-desc { color: var(--text-dim); margin-top: .3rem; max-width: 40rem; font-size: .96rem; }
.timeline-type {
  display: inline-block; margin-top: .5rem; font-family: var(--mono); font-size: .7rem;
  text-transform: uppercase; letter-spacing: .06em; color: var(--text-faint);
}

/* =============================================================
   11. Skills grid (tech + downloadable packs)
   ============================================================= */
.skills-columns { display: grid; gap: 2.2rem; grid-template-columns: 1fr; }
@media (min-width: 720px) { .skills-columns { grid-template-columns: repeat(2, 1fr); } }
.skills-group h3 { font-size: 1.15rem; color: var(--accent-strong); }
.skills-group .skill-tags { margin-top: .9rem; display: flex; flex-wrap: wrap; gap: .55rem; }

.claude-skill-list { margin-top: .9rem; display: grid; gap: .8rem; }
.claude-skill {
  padding: .9rem 1.1rem; border-radius: 12px;
  background: var(--surface); border: 1px solid var(--line);
}
.claude-skill-name { font-family: var(--mono); font-size: .85rem; color: var(--accent-strong); }
.claude-skill p { margin-top: .3rem; font-size: .88rem; color: var(--text-dim); }

.source-note {
  margin-top: 2.5rem; padding: 1.2rem 1.4rem; border-radius: 14px;
  border: 1px solid var(--line-strong); background: var(--surface);
  font-size: .92rem; color: var(--text-dim);
}
.source-note a { color: var(--accent-strong); font-weight: 600; }

/* =============================================================
   12. Contact
   ============================================================= */
.contact-grid { display: grid; gap: 1.4rem; grid-template-columns: 1fr; }
@media (min-width: 720px) { .contact-grid { grid-template-columns: repeat(3, 1fr); } }
.contact-card {
  padding: 1.8rem; border-radius: 18px; background: var(--surface); border: 1px solid var(--line);
  transition: transform .3s var(--ease-out), border-color .3s var(--ease-out);
}
.contact-card:hover { transform: translateY(-4px); border-color: var(--accent-strong); }
.contact-card h3 { font-size: 1.1rem; }
.contact-card p { color: var(--text-dim); margin-top: .4rem; font-size: .92rem; }
.contact-card .btn { margin-top: 1.1rem; }

/* =============================================================
   13. Footer
   ============================================================= */
.site-footer { border-top: 1px solid var(--line); padding-block: 2.5rem; }
.footer-grid {
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1.2rem;
}
.footer-links { display: flex; gap: 1.4rem; flex-wrap: wrap; }
.footer-links a { color: var(--text-dim); font-size: .9rem; }
.footer-links a:hover { color: var(--accent-strong); }
.footer-copy { color: var(--text-faint); font-size: .82rem; }

/* =============================================================
   14. Reveal / scroll effects
   ============================================================= */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease-out), transform .8s var(--ease-out); }
.reveal.is-visible { opacity: 1; transform: none; }
.tilt-card { will-change: transform; transform-style: preserve-3d; }

/* =============================================================
   15. Page header (secondary pages)
   ============================================================= */
.page-hero {
  padding-top: calc(var(--nav-h) + 3rem); padding-bottom: 2.5rem;
  background: radial-gradient(60% 60% at 90% -10%, rgba(224,138,62,.14), transparent 60%);
}
.page-hero .eyebrow { margin-bottom: 1rem; }
.page-hero h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); }
.page-hero p { color: var(--text-dim); margin-top: 1rem; max-width: 40rem; font-size: 1.05rem; }

/* =============================================================
   16. Reduced motion — only intrusive effects
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .marquee-track { animation-duration: 60s; }
  .status-dot { animation: none; }
}