/* Layout: fixed particle canvas behind full-width sections of frosted glass panels.
   Palette follows Claude / Apple: warm paper and charcoal with one clay accent. */
:root {
  --bg: #faf9f5;
  --fg: #1f1e1d;
  --muted: #6b6860;
  --accent: #c4623f;
  --accent-ink: #ffffff;
  --glass: rgba(255, 255, 255, 0.62);
  --glass-edge: rgba(31, 30, 29, 0.09);
  --chip: rgba(31, 30, 29, 0.06);
  --pt: #c4623f;
  --font-display: "Instrument Serif", "Iowan Old Style", Georgia, serif;
  --font-body: "Geist", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #141413; --fg: #f1efe8; --muted: #a6a398; --accent: #e08a67; --accent-ink: #141413;
    --glass: rgba(34, 33, 31, 0.58); --glass-edge: rgba(255, 255, 255, 0.1);
    --chip: rgba(255, 255, 255, 0.08); --pt: #e08a67; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #141413; --fg: #f1efe8; --muted: #a6a398; --accent: #e08a67; --accent-ink: #141413;
  --glass: rgba(34, 33, 31, 0.58); --glass-edge: rgba(255, 255, 255, 0.1);
  --chip: rgba(255, 255, 255, 0.08); --pt: #e08a67; color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 400 1.0625rem/1.6 var(--font-body);
  -webkit-font-smoothing: antialiased; transition: background .4s, color .4s;
}
#stage { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 0; display: block; }
main, .nav { position: relative; z-index: 1; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

.wrap { width: min(1120px, 100% - 2rem); margin-inline: auto; }
section { padding-block: clamp(5rem, 12vh, 9rem); min-height: 80vh; display: flex; flex-direction: column; justify-content: center; }
#hero { min-height: 100svh; padding-top: 7rem; position: relative; }

/* nav */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 10; display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: .9rem max(1rem, calc((100% - 1120px) / 2)); backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4); background: color-mix(in srgb, var(--bg) 55%, transparent);
  border-bottom: 1px solid var(--glass-edge);
}
.brand { font: 400 1.7rem/1 var(--font-display); text-decoration: none; }
.brand span { color: var(--accent); }
.nav nav { display: flex; gap: 1.6rem; font-size: .92rem; }
.nav nav a { text-decoration: none; color: var(--muted); transition: color .2s; }
.nav nav a:hover { color: var(--fg); }
.icon-btn { width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--glass-edge); background: var(--glass); color: var(--fg); display: grid; place-items: center; cursor: pointer; }

/* type */
h1 { font: 400 clamp(3.4rem, 9vw, 7.2rem)/.92 var(--font-display); margin: .4rem 0 1.4rem; letter-spacing: -.02em; text-wrap: balance; }
h1 em { color: var(--accent); }
.sec-title { font: 400 clamp(2.2rem, 5vw, 3.6rem)/1 var(--font-display); margin: 0 0 2rem; letter-spacing: -.01em; }
h3 { font: 600 1.15rem/1.3 var(--font-body); margin: 0 0 .35rem; }
.eyebrow { font: 500 .78rem/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin: 0; }
.lede { font-size: clamp(1.1rem, 1.6vw, 1.3rem); color: var(--muted); max-width: 34em; margin: 0 0 1.6rem; }
.big { font: 400 clamp(1.4rem, 2.6vw, 2rem)/1.35 var(--font-display); margin: 0; max-width: 32em; }
.note { color: var(--muted); font-size: .9rem; margin-top: 1.4rem; }
.when { font: 400 .8rem/1.4 var(--font-mono); color: var(--muted); margin: 0 0 .4rem; }

/* surfaces */
.glass {
  background: var(--glass); border: 1px solid var(--glass-edge); border-radius: 22px; padding: clamp(1.2rem, 2.4vw, 2rem);
  backdrop-filter: blur(22px) saturate(1.5); -webkit-backdrop-filter: blur(22px) saturate(1.5);
  box-shadow: 0 1px 0 rgba(255,255,255,.08) inset, 0 20px 50px -30px rgba(0,0,0,.4);
}
.chips, .tags { display: flex; flex-wrap: wrap; gap: .5rem; }
.chips { margin-bottom: 2rem; }
.chips span, .tags span { font: 500 .78rem/1 var(--font-mono); padding: .5rem .7rem; border-radius: 99px; background: var(--chip); }
.tags { margin-top: 1rem; }
.cta-row { display: flex; flex-wrap: wrap; gap: .8rem; }
.btn {
  font: 500 .95rem/1 var(--font-body); padding: .95rem 1.4rem; border-radius: 99px; text-decoration: none; cursor: pointer;
  border: 1px solid var(--glass-edge); background: var(--glass); color: var(--fg); transition: transform .2s, background .2s;
  backdrop-filter: blur(14px);
}
.btn:hover { transform: translateY(-2px); }
.btn.primary { background: var(--accent); color: var(--accent-ink); border-color: transparent; }

/* hero */
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, .6fr); gap: 3rem; align-items: center; }
.hero-grid > * { min-width: 0; }
.portrait { margin: 0; justify-self: end; width: min(100%, 380px); position: relative; }
.portrait::before { content: ""; position: absolute; inset: 8% -10% 0; background: radial-gradient(60% 55% at 50% 45%, color-mix(in srgb, var(--accent) 28%, transparent), transparent 70%); filter: blur(30px); z-index: -1; }
.portrait img { display: block; width: 100%; height: auto; filter: drop-shadow(0 24px 40px rgba(0,0,0,.35)); }
.scroll-hint { position: absolute; bottom: 1.6rem; left: 50%; transform: translateX(-50%); font: 400 .72rem/1 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); display: flex; flex-direction: column; align-items: center; gap: .6rem; margin: 0; }
.scroll-hint i { width: 1px; height: 34px; background: linear-gradient(var(--muted), transparent); animation: drip 2s ease-in-out infinite; }
@keyframes drip { 0% { transform: scaleY(0); transform-origin: top; } 50% { transform: scaleY(1); transform-origin: top; } 51% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* media placeholders: swap .slot-art for <img>/<video> later */
.slot { margin: 0; }
.slot-art {
  aspect-ratio: 4/5; border-radius: 22px; display: grid; place-items: center; overflow: hidden; position: relative;
  background: radial-gradient(120% 90% at 20% 10%, color-mix(in srgb, var(--accent) 45%, transparent), transparent 60%), var(--glass);
  border: 1px solid var(--glass-edge); backdrop-filter: blur(16px);
}
.slot-art span { font: 400 clamp(2.4rem, 6vw, 4rem)/1 var(--font-display); color: var(--fg); opacity: .8; }
.slot figcaption { font: 400 .75rem/1.4 var(--font-mono); color: var(--muted); margin-top: .6rem; }
.slot.wide .slot-art { aspect-ratio: 21/9; }
.slot.thumb .slot-art { aspect-ratio: 16/9; border-radius: 14px; }
.slot.thumb { margin-bottom: 1.2rem; }
.slot.thumb .slot-art span { font-size: 1.6rem; }
.media-row { margin-top: 1.4rem; }

/* about */
.about { display: grid; gap: 2rem; }
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1.2rem; margin: 0; }
.facts dt { font: 500 .72rem/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: .4rem; }
.facts dd { margin: 0; font-weight: 500; }

/* timeline */
.timeline { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.2rem; }
.job header { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .4rem 1.5rem; margin-bottom: .8rem; }
.role { color: var(--muted); margin: 0; }
.job ul { margin: 0; padding-left: 1.1rem; display: grid; gap: .5rem; max-width: 62ch; }
.job li::marker { color: var(--accent); }

/* cards */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); gap: 1.2rem; }
.card { transition: transform .35s cubic-bezier(.2,.8,.2,1); min-width: 0; }
.card:hover { transform: translateY(-6px); }
.card p { color: var(--muted); margin: .3rem 0 0; font-size: .98rem; }

.skill-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); gap: 1.2rem; }
.skill h3 { margin-bottom: 0; }
.edu { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 1.2rem; }
.edu p { margin: .2rem 0; color: var(--muted); }
.edu .metric { font: 400 2rem/1.2 var(--font-display); color: var(--accent); margin-top: .8rem; }

/* contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
.links { list-style: none; padding: 0; margin: 2rem 0 0; display: grid; gap: .7rem; font: 500 1rem/1 var(--font-body); }
.links a { text-decoration: none; border-bottom: 1px solid var(--accent); padding-bottom: 2px; }
.form { display: grid; gap: .5rem; min-width: 0; }
.form label { font: 500 .75rem/1 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--muted); margin-top: .7rem; }
.form input, .form textarea {
  font: inherit; color: var(--fg); background: var(--chip); border: 1px solid var(--glass-edge); border-radius: 12px; padding: .8rem 1rem; width: 100%; resize: vertical;
}
.form .btn { margin-top: 1rem; justify-self: start; }
.hp { position: absolute !important; left: -9999px; opacity: 0; height: 0; }
#form-status { margin: .4rem 0 0; min-height: 1.4em; font-size: .92rem; color: var(--muted); }
.foot { margin-top: 6rem; padding-top: 1.4rem; border-top: 1px solid var(--glass-edge); display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem; font: 400 .78rem/1.4 var(--font-mono); color: var(--muted); }

/* reveal: content is visible by default, motion only enhances */
.js .reveal { animation: rise .8s cubic-bezier(.2,.8,.2,1) both; animation-timeline: view(); animation-range: entry 0% entry 35%; }
@keyframes rise { from { opacity: .0; transform: translateY(28px); } to { opacity: 1; transform: none; } }

@media (max-width: 820px) {
  .nav nav { display: none; }
  .hero-grid, .contact-grid { grid-template-columns: 1fr; gap: 2rem; }
  .portrait { justify-self: start; width: 200px; }
  section { min-height: auto; }
  #hero { min-height: 100svh; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal, .scroll-hint i { animation: none; }
  .card, .btn { transition: none; }
}

/* terminal contact */
.term { padding: 0; overflow: hidden; min-width: 0; font-family: var(--font-mono); font-size: .88rem; }
.term-bar { display: flex; justify-content: space-between; padding: .7rem 1.1rem; border-bottom: 1px solid var(--glass-edge); color: var(--muted); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }
.term-log { padding: 1rem 1.1rem .4rem; min-height: 14rem; max-height: 22rem; overflow-y: auto; display: grid; gap: .35rem; align-content: start; }
.term-log p { margin: 0; white-space: pre-wrap; overflow-wrap: anywhere; line-height: 1.55; }
.term-log .sys { color: var(--muted); }
.term-log .you { color: var(--fg); }
.term-log .ok { color: var(--accent); }
.term-log .err { color: #d9534f; }
.term-log a { color: var(--accent); }
.term-form { display: flex; gap: .6rem; align-items: flex-start; padding: .4rem 1.1rem 1rem; }
.term-prompt { color: var(--accent); white-space: nowrap; line-height: 1.55; }
.term-form textarea { flex: 1; min-width: 0; background: transparent; border: 0; outline: 0; resize: none; color: var(--fg); font: inherit; line-height: 1.55; padding: 0; caret-color: var(--accent); overflow: hidden; }
.term-form textarea:focus-visible { outline: 0; }
.term:focus-within { border-color: color-mix(in srgb, var(--accent) 55%, var(--glass-edge)); }
.term-chips { display: flex; flex-wrap: wrap; gap: .5rem; padding: 0 1.1rem 1.1rem; }
.term-chips button { font: 500 .78rem/1 var(--font-mono); color: var(--fg); background: var(--chip); border: 1px solid var(--glass-edge); border-radius: 99px; padding: .5rem .8rem; cursor: pointer; }
.term-chips button:hover { border-color: var(--accent); }

/* project pages */
.pstep { min-height: 92vh; padding-block: clamp(5rem, 11vh, 8rem); display: flex; flex-direction: column; justify-content: center; }
.pstep-hero { min-height: 100svh; padding-top: 7rem; position: relative; }
.pstep .wrap { display: grid; gap: 1.2rem; align-content: center; }
.pstep .step { max-width: 520px; }
.pstep .step p:not(.eyebrow) { color: var(--muted); margin: .5rem 0 0; }
.pstep .step .eyebrow { margin-bottom: .7rem; }
.pstep .lede, .pstep .chips, .pstep h1, .pstep .eyebrow, .pstep .back { max-width: 640px; }
.ph1 { font: 400 clamp(2.4rem, 6.4vw, 5rem)/.98 var(--font-display); letter-spacing: -.02em; margin: .2rem 0 .8rem; text-wrap: balance; }
.back { display: inline-block; font: 500 .85rem/1 var(--font-mono); color: var(--muted); text-decoration: none; margin-bottom: 1.2rem; }
.back:hover { color: var(--fg); }
.proj-media { max-width: 520px; }
.proj-media .cap { font: 400 .75rem/1.4 var(--font-mono); color: var(--muted); margin: .6rem 0 0; }
.pager { display: flex; flex-wrap: wrap; gap: .7rem; max-width: 640px; }
.card .more { display: inline-block; margin-top: 1rem; font: 500 .9rem/1 var(--font-body); color: var(--accent); text-decoration: none; border-bottom: 1px solid currentColor; padding-bottom: 2px; }
.card .more:hover { opacity: .8; }
.pstep-hero .scroll-hint { bottom: 1.2rem; }