/* Layout concept: a night-shift case board. Deep indigo ground, sticker-bright
   evidence tags (pink, yellow, mint, violet), chunky display type, one live
   "evidence graph" in the hero. Single dark look by design. */
:root {
  --ink: #0D0A26;        /* page ground */
  --ink-2: #151036;      /* raised panels */
  --ink-3: #1F1850;      /* hover / inner panels */
  --line: #2E2766;       /* hairlines */
  --text: #F5F2FF;
  --muted: #ABA4D6;
  --pink: #FF4F81;
  --yellow: #FFC93C;
  --mint: #2EE6C5;
  --violet: #8F7BFF;
  --on-pop: #120D2E;     /* text on bright stickers */

  --f-display: 'Unbounded', 'Arial Black', 'PingFang TC', 'Noto Sans TC', 'Microsoft JhengHei', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --f-body: 'Manrope', system-ui, -apple-system, 'Segoe UI', 'PingFang TC', 'Noto Sans TC', 'Microsoft JhengHei', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --f-mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', Menlo, Consolas, 'PingFang TC', 'Noto Sans TC', 'Microsoft JhengHei', monospace;

  --s-xs: .8rem; --s-sm: .95rem; --s-md: 1.1rem; --s-lg: 1.35rem;
  --s-xl: clamp(1.7rem, 3.4vw, 2.6rem);
  --s-2xl: clamp(2.4rem, 6vw, 4.6rem);
  --s-hero: clamp(3.2rem, 11vw, 8.6rem);
  --r: 18px;
  --maxw: 1180px;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0; background: var(--ink); color: var(--text);
  font: 400 1rem/1.6 var(--f-body);
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img { max-width: 100%; display: block; }
[hidden] { display: none !important; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--yellow); outline-offset: 3px; border-radius: 6px; }
h1, h2, h3 { font-family: var(--f-display); text-wrap: balance; margin: 0; line-height: 1.08; letter-spacing: -.01em; }
h2 { font-size: var(--s-xl); font-weight: 700; max-width: 22ch; }
h2.huge { font-size: var(--s-2xl); font-weight: 900; }
p { margin: 0; }
.mono { font-family: var(--f-mono); }
.skip { position: absolute; left: -999px; top: 0; background: var(--yellow); color: var(--on-pop); padding: .5rem 1rem; z-index: 100; }
.skip:focus { left: 16px; }

.wrap {
  max-width: var(--maxw); margin: 0 auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
.sec { padding-block: clamp(4rem, 9vw, 7.5rem); position: relative; }
.sec-tight { padding-block: clamp(3rem, 7vw, 6rem); }
.sec > .wrap { display: grid; gap: 1.25rem; }
.eyebrow {
  font-family: var(--f-mono); font-size: var(--s-xs); text-transform: uppercase;
  letter-spacing: .14em; color: var(--mint); display: inline-flex; gap: .6rem; align-items: center;
}
.eyebrow::before { content: ''; width: 28px; height: 2px; background: currentColor; }
.body { color: var(--muted); font-size: var(--s-md); max-width: 62ch; }
.hint { color: var(--muted); font-size: var(--s-xs); }

/* ---------- buttons ---------- */
.btn {
  --bg: var(--yellow);
  display: inline-flex; align-items: center; gap: .5rem; cursor: pointer;
  font: 700 var(--s-sm)/1 var(--f-body); text-decoration: none; color: var(--on-pop);
  background: var(--bg); border: 2px solid var(--bg); border-radius: 999px;
  padding: .95rem 1.4rem; box-shadow: 4px 4px 0 var(--pink);
  transition: transform .15s ease, box-shadow .15s ease;
}
.btn:hover { transform: translate(-2px, -2px); box-shadow: 6px 6px 0 var(--pink); }
.btn:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--pink); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--text); box-shadow: 4px 4px 0 var(--violet); }
.btn-ghost:hover { box-shadow: 6px 6px 0 var(--violet); }
.btn-sm { padding: .6rem 1rem; font-size: var(--s-xs); box-shadow: 3px 3px 0 var(--pink); }

/* ---------- nav ---------- */
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 60; background: var(--ink); }
.nav {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50;
  background: color-mix(in srgb, var(--ink) 82%, transparent);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-in { max-width: var(--maxw); margin: 0 auto; display: flex; align-items: center; gap: 1.5rem; padding-block: .7rem;
  padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
.logo { text-decoration: none; }
.logo span {
  display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px;
  font: 900 .95rem var(--f-display); color: var(--on-pop);
  background: conic-gradient(from 200deg, var(--pink), var(--yellow), var(--mint), var(--violet), var(--pink));
  transition: transform .4s cubic-bezier(.3, 1.6, .5, 1);
}
.logo:hover span { transform: rotate(-12deg) scale(1.08); }
.nav-links { display: flex; gap: 1.4rem; margin-left: auto; }
.nav-links a { text-decoration: none; color: var(--muted); font-weight: 600; font-size: var(--s-sm); position: relative; }
.nav-links a::after { content: ''; position: absolute; left: 0; right: 100%; bottom: -4px; height: 2px; background: var(--yellow); transition: right .25s; }
.nav-links a:hover, .nav-links a.on { color: var(--text); }
.nav-links a:hover::after, .nav-links a.on::after { right: 0; }
.nav-right { display: flex; align-items: center; gap: .8rem; }
.lang { display: inline-flex; border: 1.5px solid var(--line); border-radius: 999px; padding: 2px; }
.lang button { background: none; border: 0; color: var(--muted); font: 700 var(--s-xs) var(--f-body); padding: .35rem .7rem; border-radius: 999px; cursor: pointer; }
.lang button[aria-pressed="true"] { background: var(--text); color: var(--on-pop); }
@media (max-width: 860px) { .nav-links { display: none; } .nav-right { margin-left: auto; } }

/* ---------- hero ---------- */
.hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--line); }
#evidence { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero::after { /* soft glow blobs */
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(40% 50% at 85% 20%, color-mix(in srgb, var(--violet) 30%, transparent), transparent 70%),
    radial-gradient(35% 45% at 5% 90%, color-mix(in srgb, var(--pink) 22%, transparent), transparent 70%);
}
.hero-in { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 2rem; align-items: center; padding-block: clamp(3.5rem, 8vw, 6.5rem) clamp(3rem, 6vw, 5rem); pointer-events: none; }
.hero-in a, .hero-in button { pointer-events: auto; }
.hero-copy { display: grid; gap: 1.2rem; min-width: 0; }
.hello { font: 700 var(--s-lg) var(--f-body); color: var(--muted); }
.hello span::after { content: ' 👋'; display: inline-block; animation: wave 2.4s ease-in-out 1s 2; transform-origin: 70% 80%; }
@keyframes wave { 0%,60%,100% { transform: rotate(0); } 10%,30% { transform: rotate(16deg); } 20%,40% { transform: rotate(-10deg); } }
.hero-name { font-size: var(--s-hero); font-weight: 900; line-height: .92; letter-spacing: -.03em; }
.hero-name .n1 { display: inline-block; color: var(--text); animation: pop .8s cubic-bezier(.2, 1.4, .4, 1) both; }
.hero-name .n2 {
  display: inline-block; position: relative;
  background: linear-gradient(100deg, var(--pink) 0%, var(--yellow) 35%, var(--mint) 65%, var(--violet) 100%);
  background-size: 200% 100%; -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: pop .8s .12s cubic-bezier(.2, 1.4, .4, 1) both, shimmer 8s 1s linear infinite;
}
.cpa {
  position: absolute; top: -.55em; right: -.1em; transform: rotate(10deg);
  font: 800 clamp(.7rem, 1.4vw, 1rem)/1 var(--f-mono); letter-spacing: .1em;
  color: var(--on-pop); background: var(--yellow); padding: .35em .6em; border-radius: 6px;
  -webkit-text-fill-color: var(--on-pop); box-shadow: 3px 3px 0 var(--pink);
}
@keyframes pop { from { transform: translateY(.25em) scale(.96); } to { transform: none; } }
@keyframes shimmer { to { background-position: -200% 0; } }
.lead { font: 800 clamp(1.3rem, 2.6vw, 2rem)/1.2 var(--f-body); max-width: 24ch; }
.roles { font-size: clamp(.9rem, 1.6vw, 1.05rem); color: var(--muted); min-height: 1.6em; }
.role { color: var(--mint); font-weight: 600; }
.caret { color: var(--mint); animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.sub { color: var(--muted); max-width: 52ch; font-size: var(--s-md); }
.cta-row { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: .4rem; }
.badge-line { font-size: var(--s-xs); color: var(--muted); }

.hero-portrait { position: relative; aspect-ratio: 1; max-width: 420px; width: 100%; justify-self: center; }
.avatar {
  position: absolute; inset: 10%; border-radius: 42% 58% 55% 45% / 48% 42% 58% 52%;
  background: conic-gradient(from 120deg, var(--pink), var(--yellow), var(--mint), var(--violet), var(--pink));
  padding: 6px; animation: blob 12s ease-in-out infinite;
}
.avatar > span, .avatar > img {
  width: 100%; height: 100%; border-radius: inherit; display: grid; place-items: center; object-fit: cover;
  background: var(--ink-2); font: 900 clamp(3rem, 8vw, 6rem) var(--f-display); color: var(--text);
}
@keyframes blob { 50% { border-radius: 58% 42% 45% 55% / 42% 56% 44% 58%; } }
.sticker {
  position: absolute; z-index: 2; font: 800 var(--s-sm)/1 var(--f-mono); padding: .55rem .8rem; border-radius: 10px;
  color: var(--on-pop); box-shadow: 3px 3px 0 var(--ink); animation: float 6s ease-in-out infinite;
}
.s1 { background: var(--mint); top: 6%; left: 0; transform: rotate(-8deg); }
.s2 { background: var(--yellow); top: 44%; right: -2%; transform: rotate(7deg); animation-delay: -2s; }
.s3 { background: var(--pink); bottom: 6%; left: 10%; transform: rotate(4deg); animation-delay: -4s; }
@keyframes float { 50% { translate: 0 -10px; } }

.ticker { position: relative; z-index: 2; background: var(--yellow); color: var(--on-pop); overflow: hidden; transform: rotate(-1.2deg); margin: 0 -2%; border-block: 2px solid var(--ink); }
.ticker-track { display: flex; gap: 2.5rem; width: max-content; padding-block: .7rem; font: 800 var(--s-sm) var(--f-display); text-transform: uppercase; white-space: nowrap; animation: tick 40s linear infinite; }
.ticker-track span::after { content: '✦'; margin-left: 2.5rem; color: var(--pink); }
@keyframes tick { to { transform: translateX(-50%); } }

@media (max-width: 860px) {
  .hero-in { grid-template-columns: 1fr; }
  .hero-portrait { max-width: 260px; order: -1; justify-self: start; }
}

/* ---------- combo / venn ---------- */
.two { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 3rem; align-items: center; }
.col-text { display: grid; gap: 1.2rem; min-width: 0; }
.venn-box { display: grid; gap: .6rem; justify-items: center; min-width: 0; }
#venn { width: 100%; max-width: 460px; overflow: visible; }
#venn .c { mix-blend-mode: screen; transition: opacity .25s, transform .35s cubic-bezier(.3, 1.5, .5, 1); transform-box: fill-box; transform-origin: center; cursor: pointer; }
#venn.focus .c { opacity: .25; }
#venn.focus .c.on { opacity: 1; transform: scale(1.04); }
#venn text { pointer-events: none; }
#venn .lbl { font: 800 17px var(--f-display); fill: var(--on-pop); }
#venn .ov { font: 700 10.5px var(--f-mono); fill: var(--on-pop); }
#venn .ctr { font: 900 15px var(--f-display); fill: var(--on-pop); }
.venn-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .8rem; }
.venn-list li { background: var(--ink-2); border: 1.5px solid var(--line); border-radius: 14px; padding: .9rem; transition: border-color .2s, transform .2s; }
.venn-list li.on { border-color: var(--c); transform: translateY(-3px); }
.venn-list b { font-family: var(--f-display); font-size: var(--s-sm); color: var(--c); display: block; margin-bottom: .4rem; }
.venn-list span { display: block; font-size: var(--s-xs); color: var(--muted); line-height: 1.5; }
@media (max-width: 860px) { .two { grid-template-columns: 1fr; } }
@media (max-width: 520px) { .venn-list { grid-template-columns: 1fr; } }

/* ---------- numbers ---------- */
.num-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; margin-top: 1rem; }
.num {
  --c: var(--yellow);
  background: var(--ink-2); border: 1.5px solid var(--line); border-radius: var(--r); padding: 1.4rem 1.3rem 1.3rem;
  display: grid; gap: .6rem; align-content: start; position: relative; overflow: hidden;
  transition: transform .25s cubic-bezier(.3, 1.5, .5, 1), border-color .2s;
}
.num:hover { transform: translateY(-4px) rotate(-.6deg); border-color: var(--c); }
.num::before { content: ''; position: absolute; width: 120px; height: 120px; right: -40px; top: -40px; border-radius: 50%; background: var(--c); opacity: .14; }
.num b { font: 900 clamp(1.9rem, 3.4vw, 2.7rem)/1 var(--f-display); color: var(--c); font-variant-numeric: tabular-nums; letter-spacing: -.02em; }
.num span { color: var(--muted); font-size: var(--s-sm); line-height: 1.45; }
.num:first-child { grid-column: span 2; grid-row: span 2; align-content: end; background: var(--pink); border-color: var(--pink); }
.num:first-child::before { background: var(--yellow); opacity: .9; width: 220px; height: 220px; right: -60px; top: -60px; }
.num:first-child b { color: var(--on-pop); font-size: clamp(2.6rem, 5.6vw, 4.8rem); position: relative; }
.num > * { position: relative; }
.num:first-child span { color: var(--on-pop); font-size: var(--s-md); font-weight: 600; max-width: 30ch; }
@media (max-width: 900px) { .num-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 460px) { .num-grid { gap: .7rem; } .num { padding: 1.1rem 1rem; } .num b { font-size: 1.6rem; } .num span { font-size: var(--s-xs); } .num:first-child { grid-row: auto; } }

/* ---------- case files ---------- */
.case-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr)); gap: 1.2rem; margin-top: 1rem; }
.case {
  --c: var(--pink);
  text-align: left; cursor: pointer; color: var(--text); font: inherit;
  background: var(--ink-2); border: 1.5px solid var(--line); border-radius: 6px var(--r) var(--r) var(--r);
  padding: 1.4rem; display: grid; gap: .8rem; align-content: start; position: relative;
  transition: transform .25s cubic-bezier(.3, 1.5, .5, 1), border-color .2s, box-shadow .25s;
}
.case::before { /* folder tab */
  content: attr(data-code); position: absolute; top: -14px; left: -1.5px; background: var(--c); color: var(--on-pop);
  font: 800 .7rem var(--f-mono); letter-spacing: .1em; padding: .3rem .7rem; border-radius: 6px 6px 0 0;
}
.case:hover, .case:focus-visible { transform: translateY(-6px) rotate(-.4deg); border-color: var(--c); box-shadow: 6px 6px 0 var(--c); }
.case .yr { font: 600 var(--s-xs) var(--f-mono); color: var(--muted); }
.case h3 { font-size: var(--s-lg); line-height: 1.2; }
.case p { color: var(--muted); font-size: var(--s-sm); }
.case .go { font: 700 var(--s-xs) var(--f-mono); color: var(--c); text-transform: uppercase; letter-spacing: .1em; }
.case .go::after { content: ' →'; display: inline-block; transition: transform .2s; }
.case:hover .go::after { transform: translateX(5px); }
.case-grid { padding-top: .8rem; row-gap: 2rem; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.case:first-child { grid-column: auto; }
@media (max-width: 960px) { .case-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } .case:first-child { grid-column: span 2; } }
@media (max-width: 600px) { .case-grid { grid-template-columns: 1fr; } .case:first-child { grid-column: auto; } }

.case-dlg {
  --c: var(--pink);
  width: min(880px, calc(100% - 32px)); max-height: calc(100% - 48px); padding: 0; border: 2px solid var(--c); border-radius: var(--r);
  background: var(--ink-2); color: var(--text); box-shadow: 10px 10px 0 var(--c);
}
.case-dlg::backdrop { background: color-mix(in srgb, var(--ink) 75%, transparent); backdrop-filter: blur(6px); }
.case-dlg[open] { animation: dlg .35s cubic-bezier(.2, 1.3, .4, 1); }
@keyframes dlg { from { transform: translateY(20px) scale(.97); opacity: 0; } }
.dlg-in { padding: clamp(1.2rem, 4vw, 2.4rem); display: grid; gap: 1.2rem; }
.dlg-head { display: flex; justify-content: space-between; gap: 1rem; align-items: start; }
.dlg-head .code { font: 800 var(--s-xs) var(--f-mono); color: var(--c); letter-spacing: .12em; }
.dlg-head h3 { font-size: var(--s-xl); margin-top: .4rem; }
.x { flex: none; width: 42px; height: 42px; border-radius: 50%; border: 1.5px solid var(--line); background: var(--ink-3); color: var(--text); font-size: 1.3rem; cursor: pointer; }
.x:hover { border-color: var(--c); }
.dlg-cols { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.dlg-cols div { background: var(--ink-3); border-radius: 12px; padding: 1rem; display: grid; gap: .4rem; align-content: start; }
.dlg-cols b { font: 700 var(--s-xs) var(--f-mono); color: var(--c); text-transform: uppercase; letter-spacing: .1em; }
.dlg-cols p { font-size: var(--s-sm); color: var(--text); line-height: 1.55; }
.dlg-cols div:last-child { background: var(--c); }
.dlg-cols div:last-child b, .dlg-cols div:last-child p { color: var(--on-pop); }
.dlg-cols div:last-child p { font-weight: 600; }
@media (max-width: 720px) { .dlg-cols { grid-template-columns: 1fr; } }
.viz { background: var(--ink); border: 1.5px solid var(--line); border-radius: 14px; padding: 1rem; display: grid; gap: .8rem; min-width: 0; overflow-x: auto; }
.viz svg { width: 100%; height: auto; display: block; }
.viz .note { font: 500 var(--s-xs) var(--f-mono); color: var(--muted); }
.viz svg text { font-family: var(--f-mono); fill: var(--text); }
.viz svg .dim { fill: var(--muted); }

/* agent demo */
.agent { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 1rem; align-items: start; }
.steps { list-style: none; padding: 0; margin: 0; display: grid; gap: .45rem; }
.steps li { display: flex; gap: .7rem; align-items: center; font-size: var(--s-sm); color: var(--muted); padding: .5rem .7rem; border-radius: 10px; background: var(--ink-2); transition: background .25s, color .25s; }
.steps li i { flex: none; width: 22px; height: 22px; border-radius: 50%; border: 2px solid var(--line); display: grid; place-items: center; font-style: normal; font-size: .7rem; }
.steps li.run { color: var(--text); background: var(--ink-3); }
.steps li.run i { border-color: var(--mint); border-top-color: transparent; animation: spin .7s linear infinite; }
.steps li.done { color: var(--text); }
.steps li.done i { background: var(--mint); border-color: var(--mint); color: var(--on-pop); }
.steps li.done i::before { content: '✓'; font-weight: 900; }
@keyframes spin { to { transform: rotate(360deg); } }
.bars { display: grid; gap: .8rem; }
.bar { display: grid; gap: .3rem; }
.bar .lab { display: flex; justify-content: space-between; font: 600 var(--s-xs) var(--f-mono); color: var(--muted); }
.bar .track { height: 18px; background: var(--ink-2); border-radius: 4px; overflow: hidden; }
.bar .fill { height: 100%; border-radius: 0 4px 4px 0; background: var(--muted); width: 0; transition: width 1.2s cubic-bezier(.3, 1, .4, 1); }
.bar.after .fill { background: var(--mint); }
@media (max-width: 640px) { .agent { grid-template-columns: 1fr; } }

/* night slider */
.night-ctrl { display: flex; gap: 1rem; align-items: center; font: 700 var(--s-sm) var(--f-mono); }
.night-ctrl input { flex: 1; accent-color: var(--yellow); min-width: 0; }
.night-ctrl output { color: var(--yellow); min-width: 5ch; font-variant-numeric: tabular-nums; }

.stamp { display: grid; place-items: center; padding: 2rem 1rem; }
.stamp span {
  font: 900 clamp(.9rem, 2.4vw, 1.25rem)/1.3 var(--f-display); color: var(--mint); text-align: center;
  border: 4px double var(--mint); padding: 1rem 1.4rem; border-radius: 10px; transform: rotate(-6deg);
  animation: stampIn .5s cubic-bezier(.2, 1.6, .4, 1) .2s both; max-width: 26ch;
}
@keyframes stampIn { from { transform: rotate(-6deg) scale(2.2); opacity: 0; } }

/* ---------- timeline ---------- */
.tl-scroll { overflow-x: auto; margin-top: 1rem; padding-bottom: .4rem; }
#timeline { display: block; min-width: 760px; width: 100%; height: auto; }
#timeline text { font-family: var(--f-mono); }
#timeline .axis { fill: var(--muted); font-size: 11px; }
#timeline .grid { stroke: var(--line); stroke-width: 1; }
#timeline .role-bar { cursor: pointer; transition: opacity .2s; }
#timeline .role-bar rect.hit { fill: transparent; }
#timeline .role-bar .lab { font: 700 12px var(--f-body); fill: var(--on-pop); }
#timeline .role-bar .lab-out { font: 700 12px var(--f-body); fill: var(--text); }
#timeline.has-sel .role-bar:not(.sel) { opacity: .4; }
#timeline .role-bar:focus { outline: none; }
#timeline .role-bar:focus-visible .bar-r { stroke: var(--text); stroke-width: 2; }
#timeline .ms text { font-size: 10.5px; fill: var(--muted); }
#timeline .ms circle { fill: var(--ink); stroke: var(--yellow); stroke-width: 2; }
.tl-detail { --c: var(--yellow); margin-top: 1.2rem; background: var(--ink-2); border: 1.5px solid var(--line); border-left: 6px solid var(--c); border-radius: 12px; padding: 1.3rem 1.4rem; display: grid; gap: .6rem; }
.tl-detail .when { font: 600 var(--s-xs) var(--f-mono); color: var(--c); }
.tl-detail h3 { font-size: var(--s-lg); }
.tl-detail .where { color: var(--muted); font-size: var(--s-sm); }
.tl-detail ul { margin: .2rem 0 0; padding-left: 1.1rem; display: grid; gap: .35rem; }
.tl-detail li::marker { color: var(--c); }

/* ---------- toolkit ---------- */
.sub-h { font: 700 var(--s-xs) var(--f-mono); text-transform: uppercase; letter-spacing: .14em; color: var(--muted); margin-top: 1.4rem; }
.certs { display: flex; flex-wrap: wrap; gap: 1.1rem; }
.cert {
  --c: var(--yellow);
  width: 140px; aspect-ratio: 1; border-radius: 50%; background: var(--c); color: var(--on-pop);
  display: grid; place-content: center; text-align: center; gap: .25rem; padding: 1rem;
  box-shadow: 0 0 0 4px var(--ink), 0 0 0 6px var(--c); transition: transform .4s cubic-bezier(.3, 1.6, .5, 1);
}
.cert:nth-child(odd) { transform: rotate(-6deg); }
.cert:nth-child(even) { transform: rotate(5deg); }
.cert:hover { transform: rotate(0) scale(1.08); }
.cert b { font: 900 1.5rem/1 var(--f-display); }
.cert span { font-size: .68rem; line-height: 1.25; font-weight: 700; }
.cert small { font: 600 .62rem var(--f-mono); opacity: .75; }
.tk-two { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr); gap: 2.5rem; }
@media (max-width: 800px) { .tk-two { grid-template-columns: 1fr; } .cert { width: 128px; } }
.edu { list-style: none; padding: 0; margin: .8rem 0 0; display: grid; gap: .8rem; }
.edu li { display: grid; grid-template-columns: 4.2rem minmax(0, 1fr); gap: 1rem; align-items: baseline; padding-bottom: .8rem; border-bottom: 1px dashed var(--line); }
.edu .y { font: 800 var(--s-md) var(--f-display); color: var(--violet); }
.edu b { display: block; }
.edu span { color: var(--muted); font-size: var(--s-sm); }
.skills { display: grid; gap: 1.1rem; margin-top: .8rem; }
.skills h4 { margin: 0 0 .5rem; font: 700 var(--s-sm) var(--f-body); }
.chips { display: flex; flex-wrap: wrap; gap: .5rem; }
.chip { font: 600 var(--s-xs) var(--f-mono); padding: .45rem .75rem; border-radius: 999px; border: 1.5px solid var(--line); background: var(--ink-2); transition: all .2s; }
.chip:hover { background: var(--mint); color: var(--on-pop); border-color: var(--mint); transform: translateY(-2px); }

/* ---------- life ---------- */
.life-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.2rem; margin-top: 1rem; }
.life {
  --c: var(--mint);
  background: var(--c); color: var(--on-pop); border-radius: var(--r); padding: 1.6rem; display: grid; gap: .7rem; align-content: start;
  position: relative; overflow: hidden; min-height: 280px; transition: transform .3s cubic-bezier(.3, 1.5, .5, 1);
}
.life:nth-child(2) { transform: rotate(1.2deg); }
.life:nth-child(3) { transform: rotate(-1deg); }
.life:hover { transform: rotate(0) translateY(-6px); }
.life .k { font: 700 var(--s-xs) var(--f-mono); text-transform: uppercase; letter-spacing: .12em; opacity: .75; }
.life h3 { font-size: var(--s-lg); }
.life p { font-weight: 500; line-height: 1.55; }
.life svg { width: 64px; height: 64px; }
.life-media { margin: 0 0 .5rem; aspect-ratio: 4 / 3; max-width: 100%; border-radius: 12px; overflow: hidden; display: grid; place-items: center; }
.life-media.icon { background: color-mix(in srgb, var(--on-pop) 9%, transparent); border: 2px dashed color-mix(in srgb, var(--on-pop) 25%, transparent); }
.life-media.icon svg { width: 38%; height: auto; }
.life-media.photo { background: var(--text); padding: 6px 6px 18px; border-radius: 6px; transform: rotate(-2deg); box-shadow: 4px 6px 0 color-mix(in srgb, var(--on-pop) 35%, transparent); transition: transform .4s cubic-bezier(.3, 1.6, .5, 1); }
.life:nth-child(even) .life-media.photo { transform: rotate(2deg); }
.life:hover .life-media.photo { transform: rotate(0) scale(1.03); }
.life-media.photo img { width: 100%; height: 100%; object-fit: cover; border-radius: 3px; }
.life svg * { stroke: var(--on-pop); fill: none; stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; }
.life:hover .ico-plane { animation: fly 1.2s ease-in-out; }
@keyframes fly { 50% { transform: translate(14px, -10px) rotate(-8deg); } }
@media (max-width: 1100px) { .life-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } .life { min-height: 0; } }
@media (max-width: 600px) { .life-grid { grid-template-columns: 1fr; } .life-media.icon { aspect-ratio: 3 / 1; } .life-media.icon svg { width: 18%; } }
.life:nth-child(4) { transform: rotate(.8deg); }
.life:hover .ico-boat { animation: row 1s ease-in-out 2; }
@keyframes row { 50% { transform: translateX(6px) rotate(-3deg); } }

/* gallery + samples */
.gallery { columns: 3 260px; column-gap: 1rem; }
.gallery figure { margin: 0 0 1rem; break-inside: avoid; border-radius: 14px; overflow: hidden; border: 1.5px solid var(--line); background: var(--ink-2); }
.gallery figcaption { padding: .6rem .8rem; font-size: var(--s-xs); color: var(--muted); }
.samples { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr)); gap: 1rem; }
.sample { text-decoration: none; background: var(--ink-2); border: 1.5px solid var(--line); border-radius: 14px; padding: 1.3rem; display: grid; gap: .5rem; }
.sample:hover { border-color: var(--yellow); }
.sample .kind { font: 700 var(--s-xs) var(--f-mono); color: var(--yellow); }
.sample p { color: var(--muted); font-size: var(--s-sm); }

/* ---------- contact ---------- */
.contact { background: var(--violet); color: var(--on-pop); overflow: hidden; }
.contact .eyebrow, .contact .body { color: var(--on-pop); }
.contact h2 { max-width: 16ch; }
.contact-in { position: relative; }
.contact-row { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; margin-top: .8rem; }
.email { font-size: clamp(1.1rem, 3vw, 1.7rem); font-weight: 600; text-decoration: none; border-bottom: 3px solid var(--on-pop); user-select: all; overflow-wrap: anywhere; }
.contact .btn { box-shadow: 4px 4px 0 var(--on-pop); }
.contact .btn-ghost { color: var(--on-pop); border-color: var(--on-pop); }
.contact::after {
  content: 'AW'; position: absolute; right: -2%; bottom: -18%; font: 900 clamp(8rem, 26vw, 20rem)/1 var(--f-display);
  color: var(--on-pop); opacity: .08; pointer-events: none;
}
.foot { border-top: 1px solid var(--line); }
.foot-in { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; padding-block: 1.6rem; font-size: var(--s-xs); color: var(--muted); }

/* ---------- reveal (visible at rest, nudges in when seen) ---------- */
.rv.seen { animation: rise .7s cubic-bezier(.2, 1, .3, 1) both; animation-delay: calc(var(--i, 0) * 60ms); }
@keyframes rise { from { transform: translateY(26px); opacity: .2; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

/* OSCP exam replay */
.exam-boxes { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: .6rem; }
.ebox { border: 1.5px solid var(--line); border-radius: 10px; padding: .7rem .6rem; display: grid; gap: .25rem; background: var(--ink-2); font-family: var(--f-mono); transition: background .3s, border-color .3s; }
.ebox span { font-size: .68rem; color: var(--muted); }
.ebox em { font-style: normal; font-size: .68rem; font-weight: 700; color: var(--muted); }
.ebox.on { background: var(--mint); border-color: var(--mint); color: var(--on-pop); }
.ebox.on span, .ebox.on em { color: var(--on-pop); }
.exam-top { display: flex; flex-wrap: wrap; gap: .6rem 1.4rem; align-items: baseline; font-family: var(--f-mono); }
.exam-top .clock { font: 900 clamp(1.6rem, 4vw, 2.4rem)/1 var(--f-display); color: var(--mint); font-variant-numeric: tabular-nums; }
.exam-top .phase { font-size: var(--s-xs); color: var(--muted); }
.exam-top .score { margin-left: auto; font-weight: 700; }
.exam-foot { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; }
.report-ok { font: 800 var(--s-sm) var(--f-mono); color: var(--yellow); }
@media (max-width: 600px) { .exam-boxes { grid-template-columns: repeat(3, minmax(0, 1fr)); } }

/* Traditional Chinese tweaks: CJK glyphs come from system fonts */
:lang(zh-Hant-HK) h2, :lang(zh-Hant-HK) h3 { letter-spacing: .02em; line-height: 1.25; }
:lang(zh-Hant-HK) .num:not(:first-child) b { font-size: clamp(1.5rem, 2.5vw, 2.1rem); white-space: nowrap; }
:lang(zh-Hant-HK) .eyebrow, :lang(zh-Hant-HK) .sub-h { letter-spacing: .2em; }
:lang(zh-Hant-HK) body { line-height: 1.75; }

.ebox.idle { border-style: dashed; opacity: .55; }
.exam-boxes { margin-top: .4rem; }

/* redacted documents inside a case file */
.docs { display: grid; gap: .7rem; }
.docs-h { font: 700 var(--s-xs) var(--f-mono); color: var(--c); text-transform: uppercase; letter-spacing: .1em; }
.doc-row { display: flex; gap: 1rem; flex-wrap: wrap; }
.doc { all: unset; cursor: zoom-in; display: grid; gap: .5rem; width: 180px; max-width: 100%; }
.doc img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; object-position: top; border-radius: 6px; background: #fff; border: 2px solid var(--line); transform: rotate(-1.5deg); transition: transform .3s cubic-bezier(.3, 1.6, .5, 1), border-color .2s; }
.doc:nth-child(even) img { transform: rotate(1.5deg); }
.doc:hover img, .doc:focus-visible img { transform: rotate(0) scale(1.04); border-color: var(--c); }
.doc span { font-size: var(--s-xs); color: var(--muted); line-height: 1.45; }
.img-dlg { padding: 0; border: 0; background: transparent; max-width: min(1000px, calc(100% - 24px)); max-height: calc(100% - 24px); cursor: zoom-out; }
.img-dlg::backdrop { background: color-mix(in srgb, var(--ink) 88%, transparent); }
.img-dlg figure { margin: 0; display: grid; gap: .6rem; }
.img-dlg img { max-height: calc(100vh - 110px); width: auto; max-width: 100%; margin: 0 auto; border-radius: 8px; background: #fff; }
.img-dlg figcaption { text-align: center; color: var(--text); font-size: var(--s-sm); }

/* sample work cards */
.samples { grid-template-columns: repeat(3, minmax(0, 1fr)); }
@media (max-width: 860px) { .samples { grid-template-columns: 1fr; } }
button.sample { font: inherit; color: var(--text); text-align: left; cursor: pointer; --c: var(--yellow); align-content: start; }
.sample:hover { border-color: var(--c); }
.sample .kind { color: var(--c); }
.sample-thumb { display: block; height: 170px; overflow: hidden; border-radius: 8px; background: #fff; margin-bottom: .4rem; }
.sample-thumb img { width: 100%; height: 100%; object-fit: cover; object-position: top; transition: transform .4s; }
.sample:hover .sample-thumb img { transform: scale(1.05); }
.sample .go { font: 700 var(--s-xs) var(--f-mono); color: var(--c); text-transform: uppercase; letter-spacing: .1em; }
.sample .go::after { content: ' →'; }
.docs .note { font: 500 var(--s-xs) var(--f-mono); color: var(--muted); }

/* chips route toggle */
.route-ctrl { display: flex; flex-wrap: wrap; gap: .5rem; }
.chipbtn { font: 700 var(--s-xs) var(--f-mono); padding: .5rem .85rem; border-radius: 999px; border: 1.5px solid var(--line); background: var(--ink-2); color: var(--muted); cursor: pointer; }
.chipbtn[aria-pressed="true"] { background: var(--c); border-color: var(--c); color: var(--on-pop); }