/* =========================================================
   Ziwei Su — Portfolio v2 (cinematic + Gerlogu IA)
   2026-05-08
   ========================================================= */

/* Reset --------------------------------------------------- */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; scroll-padding-top: 88px; -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
img, video { display: block; max-width: 100%; }
picture { display: contents; }  /* transparent wrapper: layout rules still target the inner <img> */
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

/* Skip link: hidden until keyboard-focused ---------------------- */
.skip-link {
  position: fixed; top: -100px; left: 12px; z-index: 300;
  background: var(--accent); color: #fff;
  font-family: var(--mono); font-size: 12px; letter-spacing: .1em;
  padding: 10px 16px; border-radius: 4px;
  transition: top .2s var(--ease);
}
.skip-link:focus { top: 12px; }

/* Keyboard focus: visible accent ring, never on mouse click ----- */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* Tokens -------------------------------------------------- */
:root {
  --bg:        #0d0c0a;
  --bg-alt:    #16140f;
  --bg-cream:  #f3ede3;
  --ink:       #f5efe4;
  --ink-mute:  #8a847a;
  --ink-fade:  rgba(245, 239, 228, .18);
  --ink-deep:  #1a1815;
  --accent:    #e8623a;
  --accent-glow: rgba(232, 98, 58, .5);

  --serif: 'Fraunces', Georgia, serif;
  --sans:  'Inter', system-ui, -apple-system, sans-serif;
  --mono:  'JetBrains Mono', ui-monospace, monospace;

  --max:   1280px;
  --gutter: 32px;

  --ease: cubic-bezier(.25, .46, .45, .94);
}

/* Body ---------------------------------------------------- */
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Film grain overlay (whole page, non-interactive) -------- */
body::after {
  content: '';
  position: fixed; inset: 0; z-index: 200;
  pointer-events: none; opacity: .05;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

/* Bilingual --------------------------------------------- */
[lang="zh"] { display: none; }
body.zh [lang="zh"] { display: revert; }
body.zh [lang="en"] { display: none; }

/* Container util ---------------------------------------- */
.container { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }

/* Sections base ---------------------------------------- */
section { position: relative; padding: 120px 0; }
@media (max-width: 640px) {
  section { padding: 80px 0; }
  :root { --gutter: 20px; }
}

/* Top nav ------------------------------------------------- */
.hud {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 32px;
  font-family: var(--mono); font-size: 11px;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--ink-mute);
  mix-blend-mode: difference;
}
.hud .brand { color: var(--ink); }
.hud-r { display: flex; align-items: center; gap: 28px; }
.hud-r a { transition: color .2s var(--ease); }
.hud-r a:hover { color: var(--ink); }
.lang-toggle {
  font-family: var(--mono); font-size: 11px; letter-spacing: .18em;
  color: var(--ink-mute); padding: 4px 12px; border: 1px solid var(--ink-fade);
  border-radius: 999px; transition: all .25s var(--ease);
}
.lang-toggle:hover { color: var(--accent); border-color: var(--accent); }
@media (max-width: 640px) {
  .hud { padding: 14px 18px; }
  .hud-r { gap: 18px; }
  .hud-r a:not(.lang-toggle) { display: none; }
}

/* HERO ---------------------------------------------------- */
.hero {
  position: relative;
  height: 100vh; height: 100dvh;
  min-height: 540px;
  padding: 0; overflow: hidden;
}
.hero-video {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; filter: saturate(1.1) contrast(1.05);
}
.hero-veil {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at center, transparent 0%, rgba(13,12,10,.55) 60%, rgba(13,12,10,.92) 100%),
    linear-gradient(180deg, rgba(13,12,10,.4) 0%, transparent 30%, transparent 70%, rgba(13,12,10,.95) 100%);
}
.hero-letterbox {
  position: absolute; left: 0; right: 0;
  height: 48px; background: var(--bg); z-index: 50;
}
.hero-letterbox.top { top: 0; }
.hero-letterbox.bot { bottom: 0; }
.hero-frame {
  position: absolute; inset: 72px 0 64px 0;
  display: grid; grid-template-rows: 1fr auto;
  z-index: 60;
}
.hero-name {
  font-family: var(--serif); font-weight: 300;
  font-size: clamp(3.2rem, min(12vw, 22vh), 13rem);
  line-height: .9; letter-spacing: -.04em;
  font-variation-settings: "opsz" 144;
}
.hero-name em { font-style: italic; font-weight: 400; color: var(--accent); }
.hero-meta {
  display: flex; justify-content: space-between; align-items: end; gap: 12px 24px;
  flex-wrap: wrap;
  margin-top: 18px; padding-top: 18px;
  border-top: 1px solid var(--ink-fade);
}
.hero-role { min-width: 0; flex: 1 1 60%; }
.hero-scroll { flex: 0 0 auto; }
@media (max-width: 900px) {
  .hero-meta { flex-direction: column; align-items: flex-start; gap: 10px; }
  .hero-role { flex: 1 1 auto; font-size: clamp(.95rem, 2.6vw, 1.2rem); }
}
@media (max-width: 480px) {
  .hero-role-mute { display: none; }
}
.hero-role {
  font-family: var(--serif); font-weight: 400; font-style: italic;
  font-size: clamp(1.05rem, 1.6vw, 1.4rem); color: var(--ink);
}
.hero-role-mute { color: var(--ink-mute); }
.hero-scroll {
  font-family: var(--mono); font-size: 10px;
  letter-spacing: .3em; text-transform: uppercase; color: var(--ink-mute);
}
.hero-scroll::before {
  content: ''; display: inline-block; width: 36px; height: 1px;
  background: var(--ink-mute); vertical-align: middle; margin-right: 12px;
}
@media (max-width: 640px) {
  .hero-letterbox { height: 20px; }
  .hero-frame { inset: 56px 0 36px 0; padding-left: var(--gutter); padding-right: var(--gutter); }
}
/* Short-viewport guardrail (small laptops, landscape phones) */
@media (max-height: 640px) {
  .hero-letterbox { height: 20px; }
  .hero-frame { inset: 56px 0 36px 0; }
  .hero-meta { margin-top: 10px; padding-top: 10px; }
}

/* Reduced motion fallback ---------------------------------- */
@media (prefers-reduced-motion: reduce) {
  .hero-video { display: none; }
  .hero {
    background-image: url('assets/hero-poster.jpg');
    background-size: cover; background-position: center;
  }
}

/* CREDS --------------------------------------------------- */
.creds { padding: 56px 0; border-top: 1px solid var(--ink-fade); border-bottom: 1px solid var(--ink-fade); }
.creds-line {
  font-family: var(--mono); font-size: 12px;
  letter-spacing: .15em; text-transform: uppercase;
  color: var(--ink-mute); text-align: center;
}
@media (max-width: 640px) {
  .creds-line { font-size: 10px; letter-spacing: .1em; }
}

/* ABOUT --------------------------------------------------- */
.about { background: var(--bg-cream); color: var(--ink-deep); padding: 160px 0; }
.about-grid {
  display: grid; grid-template-columns: 280px 1fr; gap: 72px;
  align-items: start;
}
.about-photo {
  position: relative; overflow: hidden;
  aspect-ratio: 3/4; background: linear-gradient(135deg, #d8d2c5 0%, #b8b1a3 100%);
  display: flex; align-items: center; justify-content: center;
}
.about-photo-placeholder {
  font-family: var(--serif); font-weight: 300; font-size: 5rem;
  color: rgba(26,24,21,.4); letter-spacing: -.05em;
}
.about-photo-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
}
.about-h {
  font-family: var(--serif); font-weight: 300;
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  line-height: 1.1; margin-bottom: 32px;
  letter-spacing: -.02em;
}
.about-h em { font-style: italic; color: var(--accent); }
.about-h .wave { display: inline-block; transform-origin: 70% 70%; animation: wave 3s ease-in-out infinite; }
@keyframes wave {
  0%, 60%, 100% { transform: rotate(0); }
  10%, 30% { transform: rotate(14deg); }
  20% { transform: rotate(-8deg); }
}
.about-text p { font-size: 1rem; line-height: 1.85; margin-bottom: 16px; color: var(--ink-deep); }
.about-meta { margin-top: 36px; padding-top: 28px; border-top: 1px solid rgba(26,24,21,.12); display: grid; gap: 16px; }
.about-meta-row { display: grid; grid-template-columns: 140px 1fr; gap: 16px; align-items: start; font-size: .9rem; }
.about-meta dt { font-family: var(--mono); font-size: 11px; letter-spacing: .15em; text-transform: uppercase; color: rgba(26,24,21,.55); }
.about-meta dd { line-height: 1.7; }
@media (max-width: 700px) {
  .about-grid { grid-template-columns: 1fr; gap: 36px; }
  .about-photo { max-width: 220px; margin: 0 auto; }
  .about-meta-row { grid-template-columns: 1fr; gap: 4px; }
}

/* WORK ---------------------------------------------------- */
.work { background: var(--bg); padding-top: 140px; padding-bottom: 140px; }
.work-head { margin-bottom: 56px; }
.eyebrow { font-family: var(--mono); font-size: 11px; letter-spacing: .25em; text-transform: uppercase; color: var(--accent); margin-bottom: 16px; }
.work-title {
  font-family: var(--serif); font-weight: 300;
  font-size: clamp(2.2rem, 5vw, 4.2rem); line-height: 1.05; letter-spacing: -.02em;
  font-variation-settings: "opsz" 144;
}
.work-title em { font-style: italic; color: var(--accent); font-weight: 400; }

/* Work filter (All / Games / Tools) ---------------------- */
.work-filter { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.filter-btn {
  font-family: var(--mono); font-size: 11px; letter-spacing: .15em; text-transform: uppercase;
  color: var(--ink-mute); padding: 8px 16px;
  border: 1px solid var(--ink-fade); border-radius: 999px;
  transition: color .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
}
.filter-btn:hover { color: var(--ink); border-color: rgba(245,239,228,.4); }
.filter-btn.is-active { color: var(--bg); background: var(--accent); border-color: var(--accent); }
/* Filtering: hide cards whose category doesn't match the active filter */
.work-grid.filter-games .card:not([data-cat="games"]),
.work-grid.filter-tools .card:not([data-cat="tools"]) { display: none; }

.work-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
@media (max-width: 760px) { .work-grid { grid-template-columns: 1fr; } }

.card {
  background: var(--bg-alt);
  border: 1px solid var(--ink-fade);
  display: grid; grid-template-rows: 240px 1fr;
  transition: border-color .3s var(--ease), transform .4s var(--ease);
}
.card:hover { border-color: rgba(245,239,228,.35); transform: translateY(-4px); }

.card-feature { grid-column: 1/-1; grid-template-columns: 1.1fr 1fr; grid-template-rows: auto; }
.card-feature .card-media { height: auto; min-height: 380px; }
.card-feature .card-text { padding: 40px; }
@media (max-width: 760px) { .card-feature { grid-template-columns: 1fr; } .card-feature .card-media { min-height: 240px; } }

.card-media {
  position: relative; overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg);
}
.card-media img, .card-media video { width: 100%; height: 100%; object-fit: cover; }
.card-glyph { font-family: var(--serif); font-size: 6rem; font-weight: 300; color: var(--accent); }

/* Per-card art backgrounds (placeholders until real screenshots) ----- */
.tarduck-art { background: radial-gradient(circle at 40% 30%, #3a2814 0%, #1a0f08 70%); }
.sand-garden-art { background: radial-gradient(circle at 50% 35%, #3a3328 0%, #1a1610 75%); }
.ld59-art    { background: linear-gradient(135deg, #2d0d2d 0%, #4a1a4a 50%, #3a0d3a 100%); }
.network-art { background: radial-gradient(circle at 50% 50%, #1f3a4a 0%, #0a1418 75%); }
.terminal-art {
  background: linear-gradient(135deg, #0e1a0e 0%, #1f3a1f 60%, #0a1408 100%);
  align-items: flex-start; justify-content: flex-start;
}
.terminal-art pre {
  font-family: var(--mono); font-size: .82rem; line-height: 1.7;
  color: #7fff7f; padding: 24px; letter-spacing: .04em;
  white-space: pre;
}
.ma-art       { background: #000; }

.gacha-art {
  background: linear-gradient(135deg, #2a160e 0%, #3a1f12 55%, #140a06 100%);
  align-items: flex-start; justify-content: flex-start;
}
.gacha-art pre {
  font-family: var(--mono); font-size: .82rem; line-height: 1.7;
  color: var(--accent); padding: 24px; letter-spacing: .04em;
  white-space: pre;
}

/* Card text ------------------------------------------------ */
.card-text { padding: 28px; display: flex; flex-direction: column; gap: 10px; }
.card-id { font-family: var(--mono); font-size: 10px; letter-spacing: .2em; text-transform: uppercase; color: var(--ink-mute); }
.card-title { font-family: var(--serif); font-weight: 400; font-size: 1.6rem; line-height: 1.2; letter-spacing: -.01em; }
.card-title em { font-style: italic; color: var(--accent); }
.card-tag { font-family: var(--mono); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); margin-bottom: 4px; }
.card-blurb { font-size: .92rem; line-height: 1.7; color: var(--ink-mute); }
.card-expand {
  align-self: flex-start; margin-top: 14px;
  font-family: var(--mono); font-size: 11px; letter-spacing: .15em; text-transform: uppercase;
  color: var(--ink); padding: 10px 18px; border: 1px solid var(--ink-fade);
  transition: all .25s var(--ease);
}
.card-expand:hover { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.card-expand[aria-expanded="true"]::after { content: ' ↑'; }
.card-expand[aria-expanded="false"]::after { content: ' →'; }

/* CARD DETAIL --------------------------------------------- */
.card-detail {
  grid-column: 1/-1;
  background: var(--bg);
  border-top: 1px solid var(--ink-fade);
  padding: 32px;
  animation: detail-in .35s var(--ease);
}
.card-detail[hidden] { display: none; }
@keyframes detail-in {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.detail-grid {
  display: grid; grid-template-columns: 1fr 1fr 1fr 1fr; gap: 28px;
  margin-bottom: 24px;
}
@media (max-width: 900px) { .detail-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 540px) { .detail-grid { grid-template-columns: 1fr; } }

.detail-grid h4 {
  font-family: var(--mono); font-size: 10px; letter-spacing: .2em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 10px;
}
.detail-grid p, .detail-grid ul { font-size: .88rem; line-height: 1.7; color: var(--ink-mute); }
.detail-grid ul { padding-left: 16px; }
.detail-grid li { margin-bottom: 4px; }
.detail-grid code { font-family: var(--mono); font-size: .82rem; color: var(--ink); background: rgba(245,239,228,.06); padding: 1px 6px; border-radius: 3px; }

.detail-links { display: flex; gap: 16px; padding-top: 20px; border-top: 1px solid var(--ink-fade); }
.detail-links a {
  font-family: var(--mono); font-size: 11px; letter-spacing: .15em; text-transform: uppercase;
  color: var(--ink); padding: 10px 18px; border: 1px solid var(--ink); transition: all .25s var(--ease);
}
.detail-links a:hover { background: var(--ink); color: var(--bg); }
.detail-links a.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.detail-links a.primary:hover { background: var(--ink); border-color: var(--ink); color: var(--bg); }

.card.is-open { grid-template-rows: 240px auto auto; }
.card-feature.is-open { grid-template-rows: auto auto; grid-template-columns: 1.1fr 1fr; }
@media (max-width: 760px) { .card-feature.is-open { grid-template-columns: 1fr; } }

/* SKILLS -------------------------------------------------- */
.skills { background: var(--bg-alt); padding: 140px 0; }
.skills-head { margin-bottom: 56px; }
.skills-eyebrow {
  font-family: var(--mono); font-size: 12px; letter-spacing: .25em;
  text-transform: uppercase; color: var(--accent);
  font-weight: 500;
}
.skills-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 56px; }
@media (max-width: 800px) { .skills-grid { grid-template-columns: 1fr; gap: 36px; } }
.skill-col h3 {
  font-family: var(--mono); font-size: 11px; letter-spacing: .2em;
  text-transform: uppercase; color: var(--accent);
  padding-bottom: 14px; border-bottom: 1px solid var(--ink-fade); margin-bottom: 18px;
}
.skill-col ul { list-style: none; }
.skill-col li {
  font-size: .95rem; line-height: 2; color: var(--ink);
  border-bottom: 1px dashed var(--ink-fade);
  padding: 4px 0;
}

/* CONTACT ------------------------------------------------- */
.contact { background: var(--bg); padding: 160px 0; text-align: center; }
.contact .eyebrow { color: var(--accent); }
.contact-title {
  font-family: var(--serif); font-weight: 300;
  font-size: clamp(2.4rem, 5vw, 4rem); margin-bottom: 16px;
  line-height: 1.1; letter-spacing: -.02em;
}
.contact-title em { font-style: italic; color: var(--accent); font-weight: 400; }
.contact-sub {
  font-family: var(--mono); font-size: 13px;
  letter-spacing: .08em; color: var(--ink-mute);
  margin-bottom: 48px;
}
.contact-email {
  font-family: var(--serif); font-style: italic; font-weight: 400;
  font-size: clamp(1.6rem, 3.2vw, 2.4rem);
  color: var(--ink); border-bottom: 1px solid var(--ink-fade);
  padding-bottom: 4px; transition: all .3s var(--ease);
  display: inline-block;
}
.contact-email:hover { color: var(--accent); border-color: var(--accent); }
.contact-links {
  list-style: none; display: flex; justify-content: center; gap: 36px; flex-wrap: wrap;
  margin-top: 56px; font-family: var(--mono); font-size: 11px;
  letter-spacing: .2em; text-transform: uppercase;
}
.contact-links a { color: var(--ink-mute); transition: color .25s var(--ease); }
.contact-links a:hover { color: var(--accent); }

/* FOOTER -------------------------------------------------- */
.foot { padding: 48px 0; border-top: 1px solid var(--ink-fade); background: var(--bg); }
.foot-inner {
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 10px; letter-spacing: .2em; text-transform: uppercase;
  color: var(--ink-mute);
}

/* Scroll reveal -------------------------------------------- */
[data-reveal] {
  opacity: 0; transform: translateY(20px);
  transition: opacity .9s var(--ease), transform .9s var(--ease);
}
[data-reveal].is-in { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
  .about-h .wave, .bs-bg { animation: none; }
}

/* Disable hero video on small screens (battery + bandwidth) */
@media (max-width: 640px) {
  .hero-video { display: none; }
  .hero { background-image: url('assets/hero-poster.jpg'); background-size: cover; background-position: center; }
}

/* BACKSTORY / TIMELINE ------------------------------------- */
.backstory { background: var(--bg); padding: 160px 0; position: relative; overflow: hidden; }
.bs-bg {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    radial-gradient(circle at 18% 22%, rgba(232,98,58,.10) 0%, transparent 1.4%),
    radial-gradient(circle at 82% 64%, rgba(232,98,58,.10) 0%, transparent 1.6%),
    radial-gradient(circle at 28% 78%, rgba(232,98,58,.07) 0%, transparent 1.2%),
    radial-gradient(circle at 72% 28%, rgba(232,98,58,.07) 0%, transparent 1.2%),
    radial-gradient(circle at 50% 50%, rgba(232,98,58,.05) 0%, transparent 1%);
  animation: bs-pulse 9s ease-in-out infinite alternate;
}
@keyframes bs-pulse { 0% { opacity: .55; transform: translateY(0); } 100% { opacity: 1; transform: translateY(-12px); } }

.bs-head { text-align: center; margin-bottom: 96px; position: relative; z-index: 2; }
.bs-head .eyebrow { color: var(--accent); }
.bs-title {
  font-family: var(--serif); font-weight: 300;
  font-size: clamp(2rem, 4.4vw, 3.6rem);
  letter-spacing: -.02em; line-height: 1.1;
  font-variation-settings: "opsz" 144;
}
.bs-title em { font-style: italic; color: var(--accent); font-weight: 400; }

.timeline {
  position: relative;
  max-width: 1080px; margin: 0 auto;
  z-index: 2;
}
.timeline-rail {
  position: absolute; left: 50%;
  top: 8px; bottom: 8px; width: 1px;
  background: linear-gradient(180deg, transparent 0%, var(--ink-fade) 6%, var(--ink-fade) 94%, transparent 100%);
  transform: translateX(-.5px);
}

.tl-entry {
  display: grid;
  grid-template-columns: 1fr 60px 1fr;
  align-items: start;
  margin-bottom: 64px;
  position: relative;
}
.tl-entry:last-child { margin-bottom: 0; }
.tl-entry.right .tl-card { grid-column: 3; padding-left: 24px; }
.tl-entry.right .tl-dot  { grid-column: 2; }
.tl-entry.left  .tl-card { grid-column: 1; padding-right: 24px; text-align: right; }
.tl-entry.left  .tl-dot  { grid-column: 2; }

.tl-dot {
  width: 14px; height: 14px;
  background: var(--bg);
  border: 2px solid var(--accent);
  border-radius: 50%;
  margin-top: 30px;
  justify-self: center;
  position: relative; z-index: 3;
  box-shadow: 0 0 0 5px var(--bg);
  transition: background .5s var(--ease), box-shadow .5s var(--ease);
}
.tl-entry.is-in .tl-dot {
  background: var(--accent);
  box-shadow: 0 0 0 5px var(--bg), 0 0 18px var(--accent-glow);
}

.tl-card {
  background: var(--bg-alt);
  border: 1px solid var(--ink-fade);
  padding: 28px 32px;
  transition: border-color .3s var(--ease), transform .4s var(--ease);
}
.tl-card:hover { border-color: rgba(245,239,228,.35); transform: translateY(-3px); }

.tl-meta {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: .15em; text-transform: uppercase;
  color: var(--ink-mute); margin-bottom: 10px;
}
.tl-role {
  font-family: var(--serif); font-weight: 400;
  font-size: 1.5rem; line-height: 1.2;
  letter-spacing: -.01em; color: var(--ink); margin-bottom: 6px;
}
.tl-org {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: .12em; color: var(--accent); text-transform: uppercase;
  margin-bottom: 18px;
}
.tl-body p {
  font-size: .92rem; line-height: 1.75;
  color: var(--ink-mute);
}
.tl-tags {
  margin-top: 16px; padding-top: 14px;
  border-top: 1px solid var(--ink-fade);
  font-family: var(--mono); font-size: 10px;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent);
}

/* Mobile: stack to right of rail */
@media (max-width: 760px) {
  .timeline-rail { left: 14px; }
  .tl-entry {
    grid-template-columns: 28px 1fr;
    margin-bottom: 40px;
  }
  .tl-entry.right .tl-card,
  .tl-entry.left  .tl-card {
    grid-column: 2;
    padding: 0 0 0 12px;
    text-align: left;
  }
  .tl-entry.right .tl-dot,
  .tl-entry.left  .tl-dot {
    grid-column: 1;
    justify-self: end;
  }
  .bs-head { margin-bottom: 56px; }
}

/* Timeline: featured Venus entry with domain breakdown */
.tl-card-feature .tl-domains {
  margin-top: 22px; padding-top: 22px;
  border-top: 1px solid var(--ink-fade);
  display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 22px;
}
@media (max-width: 1000px) { .tl-card-feature .tl-domains { grid-template-columns: 1fr 1fr; } }
@media (max-width: 760px)  { .tl-card-feature .tl-domains { grid-template-columns: 1fr; gap: 18px; } }
.tl-d-h {
  font-family: var(--mono); font-size: 10px; letter-spacing: .2em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 10px;
}
.tl-domain ul { list-style: none; padding: 0; }
.tl-domain li {
  font-size: .82rem; line-height: 1.6; color: var(--ink-mute);
  padding: 4px 0; border-bottom: 1px dashed var(--ink-fade);
}
.tl-domain li:last-child { border-bottom: none; }

/* Timeline: Solo Maker projects list */
.tl-projects {
  list-style: none; padding: 0;
  margin-top: 18px; padding-top: 18px;
  border-top: 1px solid var(--ink-fade);
}
.tl-projects li {
  font-size: .85rem; line-height: 1.7; color: var(--ink-mute);
  padding: 4px 0; border-bottom: 1px dashed var(--ink-fade);
}
.tl-projects li:last-child { border-bottom: none; }
.tl-projects strong {
  font-family: var(--mono); font-weight: 500;
  letter-spacing: .04em;
  color: var(--ink);
}
.tl-cta {
  display: inline-block; margin-top: 16px;
  font-family: var(--mono); font-size: 11px;
  letter-spacing: .15em; text-transform: uppercase;
  color: var(--accent);
  border-bottom: 1px solid var(--accent);
  padding-bottom: 2px; transition: opacity .25s var(--ease);
}
.tl-cta:hover { opacity: .7; }
.tl-entry.left .tl-projects { text-align: left; }

/* =========================================================
   MOBILE REFINEMENTS — 2026-05-30
   Consolidated phone/tablet tuning. Loaded last so these
   win the cascade over per-section padding declarations.
   ========================================================= */

/* Touch devices: don't leave hover lifts/borders stuck after a tap */
@media (hover: none) {
  .card:hover            { transform: none; border-color: var(--ink-fade); }
  .tl-card:hover         { transform: none; border-color: var(--ink-fade); }
  .card-expand:hover     { background: none; color: var(--ink); border-color: var(--ink-fade); }
  .contact-email:hover   { color: var(--ink); border-color: var(--ink-fade); }
}

/* Tablet & below: trim the oversized vertical rhythm (sections hard-code
   140–160px, which otherwise defeats the mobile `section` padding). */
@media (max-width: 760px) {
  .about, .contact, .backstory { padding: 96px 0; }
  .work   { padding-top: 96px; padding-bottom: 96px; }
  .skills { padding: 96px 0; }
  .work-head, .skills-head { margin-bottom: 40px; }
}

/* Phones */
@media (max-width: 640px) {
  html { scroll-padding-top: 64px; }      /* match the shrunk fixed header */

  .about, .contact, .backstory { padding: 72px 0; }
  .work   { padding-top: 72px; padding-bottom: 72px; }
  .skills { padding: 72px 0; }

  /* Thumb-friendly language toggle (was ~24px tall) */
  .lang-toggle { padding: 9px 16px; }

  /* Keep the long italic email from overflowing tiny screens */
  .contact-email { font-size: clamp(1.25rem, 6.4vw, 1.8rem); word-break: break-word; }
  .contact-title { margin-bottom: 32px; }
  .contact-links { gap: 18px 26px; margin-top: 40px; }

  /* Roomier card interiors on small screens */
  .card-text { padding: 22px; }
  .card-feature .card-text { padding: 24px; }
  .card-detail { padding: 24px; }
  .detail-links { flex-wrap: wrap; gap: 12px; }
}

/* Narrow phones (≤380px): keep the fixed header from crowding */
@media (max-width: 380px) {
  .hud { padding: 12px 14px; }
  .hud .brand { font-size: 10px; letter-spacing: .12em; }
  .creds-line { font-size: 9px; }
}

/* =========================================================
   PRINT / SAVE-AS-PDF — 2026-05-30
   Recruiters often print the portfolio or save it to PDF.
   Flip to ink-on-paper, drop motion/video, expand every
   project detail so nothing is hidden in the printout.
   ========================================================= */
@media print {
  *, *::before, *::after {
    background: #fff !important; color: #111 !important;
    box-shadow: none !important; text-shadow: none !important;
    animation: none !important; transition: none !important;
  }
  body::after { display: none !important; }              /* film grain */
  .hud, .skip-link, .hero-video, .hero-veil,
  .hero-letterbox, .hero-scroll, .bs-bg,
  video, .card-expand, .lang-toggle { display: none !important; }

  /* Hide the alternate language; print only what's on screen */
  body:not(.zh) [lang="zh"] { display: none !important; }
  body.zh [lang="en"] { display: none !important; }

  html { scroll-padding-top: 0; }
  section { padding: 24px 0 !important; page-break-inside: avoid; }
  .hero { height: auto !important; min-height: 0 !important; padding: 12px 0 !important; }
  .hero-frame { position: static !important; inset: auto !important; }
  .hero-name { color: #111 !important; font-size: 2.4rem !important; }

  /* Expand all project details for a complete paper record */
  .card-detail[hidden] { display: block !important; }
  .card, .tl-card { border: 1px solid #ccc !important; page-break-inside: avoid; }
  .work-grid { display: block !important; }
  .card { margin-bottom: 16px; }

  a { text-decoration: underline; }
  /* Surface link URLs so they survive on paper */
  .contact-links a::after, .detail-links a::after { content: " (" attr(href) ")"; font-size: .75em; color: #555 !important; }
  .accent, em { color: #111 !important; }

  @page { margin: 1.6cm; }
}