:root {
  --archive-bg: #080c12;
  --archive-panel: rgba(17, 25, 35, 0.84);
  --archive-panel-strong: #111923;
  --archive-ink: #e8eef5;
  --archive-muted: #8795a8;
  --archive-line: rgba(151, 172, 193, 0.2);
  --archive-blue: #72e5ff;
  --archive-amber: #ffb45c;
  --archive-red: #ff6b6b;
}

* { box-sizing: border-box; }

html { background: var(--archive-bg); }

body.archive-body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--archive-ink);
  background:
    radial-gradient(circle at 72% 14%, rgba(49, 110, 138, 0.17), transparent 34rem),
    linear-gradient(120deg, rgba(114, 229, 255, 0.035) 1px, transparent 1px),
    linear-gradient(0deg, rgba(114, 229, 255, 0.025) 1px, transparent 1px),
    var(--archive-bg);
  background-size: auto, 44px 44px, 44px 44px, auto;
  font-family: "Noto Sans SC", "Microsoft YaHei", sans-serif;
}

body.archive-body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.22;
  background-image: radial-gradient(rgba(255, 255, 255, 0.22) 0.5px, transparent 0.8px);
  background-size: 5px 5px;
  mix-blend-mode: screen;
}

a { color: inherit; text-decoration: none; }

button { font: inherit; }

.archive-shell { position: relative; z-index: 1; width: min(100%, 1320px); margin: 0 auto; padding: 0 28px 72px; }

.archive-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 82px;
  border-bottom: 1px solid var(--archive-line);
}

.archive-brand { display: inline-flex; align-items: baseline; gap: 10px; font-weight: 700; letter-spacing: 0.13em; }
.archive-brand small { color: var(--archive-muted); font: 11px/1 "IBM Plex Mono", monospace; letter-spacing: 0.08em; }

.archive-nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 20px; color: var(--archive-muted); font: 11px/1 "IBM Plex Mono", monospace; letter-spacing: 0.12em; text-transform: uppercase; }
.archive-nav a:hover, .archive-nav a[aria-current="page"] { color: var(--archive-blue); }

.archive-main { padding-top: 72px; }
.archive-eyebrow { margin: 0 0 18px; color: var(--archive-blue); font: 11px/1.2 "IBM Plex Mono", monospace; letter-spacing: 0.18em; text-transform: uppercase; }
.archive-title { max-width: 840px; margin: 0; font-size: clamp(2.7rem, 7vw, 6.2rem); line-height: 0.96; letter-spacing: -0.06em; font-weight: 650; }
.archive-lede { max-width: 660px; margin: 26px 0 0; color: var(--archive-muted); font-size: 1.02rem; line-height: 1.9; }

.status-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.status-chip { display: inline-flex; align-items: center; gap: 8px; border: 1px solid var(--archive-line); padding: 8px 12px; color: var(--archive-muted); font: 11px/1 "IBM Plex Mono", monospace; letter-spacing: 0.08em; }
.status-chip::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--archive-blue); box-shadow: 0 0 16px var(--archive-blue); }
.status-chip.amber::before { background: var(--archive-amber); box-shadow: 0 0 16px var(--archive-amber); }

.section-rule { display: flex; align-items: center; gap: 16px; margin: 74px 0 22px; color: var(--archive-muted); font: 11px/1 "IBM Plex Mono", monospace; letter-spacing: 0.12em; text-transform: uppercase; }
.section-rule::after { content: ""; height: 1px; flex: 1; background: var(--archive-line); }

.module-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.module-card { position: relative; display: flex; min-height: 218px; flex-direction: column; justify-content: space-between; overflow: hidden; border: 1px solid var(--archive-line); padding: 22px; background: linear-gradient(145deg, rgba(25, 39, 53, 0.92), rgba(9, 14, 21, 0.84)); transition: border-color 180ms ease, transform 180ms ease, background 180ms ease; }
.module-card::after { content: "↗"; position: absolute; right: 18px; top: 16px; color: var(--archive-blue); font-size: 1.1rem; }
.module-card:hover { border-color: rgba(114, 229, 255, 0.7); background: linear-gradient(145deg, rgba(26, 57, 72, 0.95), rgba(9, 14, 21, 0.88)); transform: translateY(-3px); }
.module-index { color: var(--archive-blue); font: 11px/1 "IBM Plex Mono", monospace; letter-spacing: 0.14em; }
.module-card h2 { max-width: 12ch; margin: 28px 0 0; font-size: 1.55rem; line-height: 1.14; letter-spacing: -0.04em; }
.module-card p { margin: 14px 0 0; color: var(--archive-muted); font-size: 0.9rem; line-height: 1.65; }
.module-card .module-meta { margin-top: 22px; color: var(--archive-muted); font: 10px/1.5 "IBM Plex Mono", monospace; letter-spacing: 0.08em; }

.archive-panel { border: 1px solid var(--archive-line); background: var(--archive-panel); backdrop-filter: blur(18px); }
.archive-panel.pad { padding: 24px; }
.archive-panel h2 { margin: 0; font-size: clamp(1.55rem, 3vw, 2.4rem); letter-spacing: -0.04em; }
.archive-panel p { color: var(--archive-muted); line-height: 1.8; }

.library-toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; margin: 28px 0 18px; }
.filter-row { display: flex; flex-wrap: wrap; gap: 8px; }
.filter-button { cursor: pointer; border: 1px solid var(--archive-line); padding: 9px 12px; color: var(--archive-muted); background: transparent; font: 11px/1 "IBM Plex Mono", monospace; letter-spacing: 0.08em; }
.filter-button:hover, .filter-button[aria-pressed="true"] { border-color: var(--archive-blue); color: var(--archive-bg); background: var(--archive-blue); }
.library-count { color: var(--archive-muted); font: 11px/1 "IBM Plex Mono", monospace; letter-spacing: 0.08em; }

.asset-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.asset-card { overflow: hidden; border: 1px solid var(--archive-line); background: rgba(14, 21, 29, 0.86); }
.asset-card[hidden] { display: none; }
.asset-card figure { margin: 0; aspect-ratio: 0.78; overflow: hidden; background: #dbe1e6; }
.asset-card img { width: 100%; height: 100%; display: block; object-fit: cover; transition: transform 300ms ease, filter 300ms ease; }
.asset-card:hover img { transform: scale(1.04); filter: saturate(1.08); }
.asset-card-body { padding: 14px; }
.asset-card-title { margin: 0; font-size: 1rem; line-height: 1.35; }
.asset-card-meta { display: flex; justify-content: space-between; gap: 8px; margin-top: 10px; color: var(--archive-muted); font: 10px/1.3 "IBM Plex Mono", monospace; letter-spacing: 0.06em; text-transform: uppercase; }

.empty-state { border: 1px dashed var(--archive-line); padding: 36px 24px; color: var(--archive-muted); line-height: 1.8; }
.empty-state strong { display: block; margin-bottom: 8px; color: var(--archive-ink); font-size: 1.1rem; }

.back-link { display: inline-flex; align-items: center; gap: 8px; color: var(--archive-muted); font: 11px/1 "IBM Plex Mono", monospace; letter-spacing: 0.08em; }
.back-link:hover { color: var(--archive-blue); }

.footer-note { margin-top: 80px; padding-top: 18px; border-top: 1px solid var(--archive-line); color: var(--archive-muted); font: 10px/1.6 "IBM Plex Mono", monospace; letter-spacing: 0.08em; }

@media (max-width: 980px) {
  .module-grid, .asset-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .archive-shell { padding: 0 16px 48px; }
  .archive-topbar { align-items: flex-start; flex-direction: column; padding: 20px 0; }
  .archive-nav { justify-content: flex-start; gap: 14px; }
  .archive-main { padding-top: 44px; }
  .archive-title { font-size: clamp(2.8rem, 15vw, 4.6rem); }
  .module-grid, .asset-grid { grid-template-columns: 1fr; }
  .module-card { min-height: 180px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

/* Unified light archive system: graphite type, silver-white surfaces and ice-blue signals. */
:root {
  --archive-bg: #f7fbfc;
  --archive-panel: rgba(250, 253, 254, .8);
  --archive-panel-strong: #e5f2f5;
  --archive-ink: #172c35;
  --archive-muted: #637983;
  --archive-line: rgba(33, 83, 96, .24);
  --archive-blue: #28aec6;
  --archive-amber: #c68545;
  --archive-red: #c75858;
}

html { background: #f7fbfc; }

body.archive-body {
  background:
    radial-gradient(ellipse at 18% 28%, rgba(255,255,255,.98), transparent 35rem),
    radial-gradient(ellipse at 88% 18%, rgba(88,184,204,.18), transparent 29rem),
    linear-gradient(108deg, #fff 0%, #f9fcfd 48%, #f3fafb 66%, #d7ebef 84%, #bfdde4 100%);
  background-size: auto;
}

body.archive-body::before {
  z-index: 0;
  opacity: .32;
  background-image:
    linear-gradient(90deg, rgba(36,91,104,.04) 1px, transparent 1px),
    linear-gradient(0deg, rgba(36,91,104,.035) 1px, transparent 1px),
    radial-gradient(rgba(34,92,106,.18) .55px, transparent .8px);
  background-size: 64px 64px, 64px 64px, 5px 5px;
  mix-blend-mode: multiply;
}

body.archive-body::after {
  content: "";
  position: fixed;
  inset: -18%;
  z-index: 0;
  pointer-events: none;
  opacity: .42;
  background:
    radial-gradient(ellipse at 84% 22%, rgba(63,174,196,.24), transparent 24%),
    radial-gradient(ellipse at 74% 82%, rgba(154,215,226,.24), transparent 28%);
  filter: blur(42px);
}

.archive-shell { z-index: 1; }

.archive-topbar {
  border-bottom: 2px solid transparent;
  border-image: linear-gradient(90deg, rgba(31,83,96,.34), rgba(40,174,198,.62), rgba(255,255,255,.75), transparent) 1;
}

.archive-brand { color: #183540; }

.archive-brand::before {
  content: "F";
  display: grid;
  place-items: center;
  width: 27px;
  height: 27px;
  border: 2px solid var(--archive-blue);
  color: #176f83;
  font: 700 14px/1 "IBM Plex Mono", monospace;
}

.archive-nav a { position: relative; padding-block: 9px; }
.archive-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 2px; background: var(--archive-blue); transition: right 180ms ease; }
.archive-nav a:hover::after, .archive-nav a[aria-current="page"]::after { right: 0; }

.archive-title { color: #18313b; text-shadow: 0 1px 0 rgba(255,255,255,.8); }

.status-chip,
.filter-button,
.empty-state {
  background: rgba(255,255,255,.58);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.48);
}

.module-card,
.archive-panel,
.asset-card {
  position: relative;
  border-width: 2px;
  border-color: rgba(35,98,112,.22);
  background: linear-gradient(145deg, rgba(255,255,255,.88), rgba(226,242,246,.72));
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.64), 0 12px 32px rgba(38,91,104,.08);
}

.module-card::before,
.asset-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: linear-gradient(180deg, #fff, var(--archive-blue), #a6dae4);
  opacity: .78;
}

.module-card:hover {
  border-color: rgba(40,174,198,.72);
  background: linear-gradient(145deg, rgba(255,255,255,.96), rgba(204,235,241,.86));
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.82), 0 18px 38px rgba(34,126,145,.14);
}

.asset-card figure { background: #e6f1f3; }

.filter-button:hover,
.filter-button[aria-pressed="true"] {
  color: #fff;
  background: linear-gradient(135deg, #248da5, #53c2d5);
  box-shadow: 0 6px 18px rgba(40,174,198,.2);
}

.section-rule::after,
.footer-note { border-color: rgba(32,91,104,.22); }

@media (max-width: 640px) {
  .archive-brand::before { width: 24px; height: 24px; }
}

/* Share the same non-directional white/ice background used by the homepage. */
body.archive-body {
  background-color: #f8fbfc;
  background-image:
    radial-gradient(31rem 22rem at 9% 76%, rgba(164,219,229,.25) 0%, transparent 71%),
    radial-gradient(27rem 19rem at 47% 8%, rgba(179,226,234,.28) 0%, transparent 72%),
    radial-gradient(24rem 28rem at 88% 58%, rgba(132,204,219,.24) 0%, transparent 73%),
    radial-gradient(20rem 16rem at 56% 72%, rgba(208,236,242,.26) 0%, transparent 74%),
    radial-gradient(28rem 23rem at 27% 34%, rgba(255,255,255,.96) 0%, transparent 72%),
    radial-gradient(30rem 22rem at 73% 31%, rgba(255,255,255,.9) 0%, transparent 74%);
  background-attachment: fixed;
}

body.archive-body::after {
  inset: -22%;
  opacity: .68;
  background:
    radial-gradient(ellipse at 24% 31%, rgba(149,211,223,.3) 0%, transparent 25%),
    radial-gradient(ellipse at 77% 24%, rgba(255,255,255,.82) 0%, transparent 27%),
    radial-gradient(ellipse at 67% 78%, rgba(115,198,214,.24) 0%, transparent 29%),
    radial-gradient(ellipse at 35% 71%, rgba(255,255,255,.78) 0%, transparent 23%);
  filter: blur(54px);
  animation: archive-random-ice-wash 36s cubic-bezier(.45,.05,.55,.95) infinite alternate;
}

@keyframes archive-random-ice-wash {
  0% { transform: translate3d(-3%, 1%, 0) rotate(-1deg) scale(1); }
  31% { transform: translate3d(4%, -3%, 0) rotate(2deg) scale(1.08); }
  67% { transform: translate3d(-1%, 4%, 0) rotate(-2deg) scale(1.04); }
  100% { transform: translate3d(3%, 1%, 0) rotate(1deg) scale(1.1); }
}

.module-card,
.archive-panel,
.asset-card,
.status-chip,
.filter-button,
.empty-state {
  backdrop-filter: blur(16px) saturate(1.06);
}

@media (prefers-reduced-motion: reduce) {
  body.archive-body::after { animation-duration: 36s !important; }
}

/* Stronger ice patches and local translucent diamond facets. */
body.archive-body {
  background-image:
    radial-gradient(31rem 22rem at 9% 76%, rgba(109,196,214,.38) 0%, transparent 71%),
    radial-gradient(27rem 19rem at 47% 8%, rgba(126,207,222,.42) 0%, transparent 72%),
    radial-gradient(24rem 28rem at 88% 58%, rgba(74,181,204,.36) 0%, transparent 73%),
    radial-gradient(20rem 16rem at 56% 72%, rgba(152,218,231,.34) 0%, transparent 74%),
    radial-gradient(28rem 23rem at 27% 34%, rgba(255,255,255,.96) 0%, transparent 72%),
    radial-gradient(30rem 22rem at 73% 31%, rgba(255,255,255,.88) 0%, transparent 74%);
}

body.archive-body::after {
  opacity: .78;
  background:
    radial-gradient(ellipse at 24% 31%, rgba(87,190,211,.42) 0%, transparent 25%),
    radial-gradient(ellipse at 77% 24%, rgba(255,255,255,.8) 0%, transparent 27%),
    radial-gradient(ellipse at 67% 78%, rgba(62,171,196,.36) 0%, transparent 29%),
    radial-gradient(ellipse at 35% 71%, rgba(255,255,255,.76) 0%, transparent 23%);
}

body.archive-body::before {
  opacity: .58;
  background-image:
    linear-gradient(45deg, transparent calc(50% - .7px), rgba(38,139,163,.28) 50%, transparent calc(50% + .7px)),
    linear-gradient(-45deg, transparent calc(50% - .7px), rgba(66,160,181,.2) 50%, transparent calc(50% + .7px)),
    radial-gradient(rgba(34,92,106,.16) .55px, transparent .8px);
  background-size: 62px 62px, 62px 62px, 5px 5px;
  mask-image:
    radial-gradient(ellipse at 84% 22%, #000 0%, rgba(0,0,0,.86) 18%, transparent 43%),
    radial-gradient(ellipse at 14% 86%, #000 0%, rgba(0,0,0,.62) 14%, transparent 36%);
  -webkit-mask-image:
    radial-gradient(ellipse at 84% 22%, #000 0%, rgba(0,0,0,.86) 18%, transparent 43%),
    radial-gradient(ellipse at 14% 86%, #000 0%, rgba(0,0,0,.62) 14%, transparent 36%);
  mask-composite: add;
  -webkit-mask-composite: source-over;
}

/* Contact archive */
.contact-main {
  padding-top: clamp(34px, 5vw, 66px);
  padding-bottom: 54px;
}

.contact-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(480px, .95fr);
  gap: clamp(34px, 7vw, 96px);
  align-items: end;
  margin-top: clamp(34px, 5vw, 68px);
}

.contact-intro .archive-eyebrow {
  margin: 0 0 18px;
}

.contact-intro .archive-title {
  margin-bottom: 22px;
}

.contact-intro .archive-lede {
  max-width: 680px;
}

.contact-info-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.contact-info-card {
  position: relative;
  display: block;
  min-height: 138px;
  padding: 23px 24px 20px 28px;
  overflow: hidden;
  color: var(--archive-ink);
  text-decoration: none;
  border: 2px solid rgba(41, 126, 145, .28);
  background:
    linear-gradient(115deg, rgba(255, 255, 255, .92), rgba(216, 240, 245, .7)),
    rgba(255, 255, 255, .72);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .82), 0 16px 36px rgba(32, 111, 129, .09);
  backdrop-filter: blur(18px) saturate(1.08);
  transition: transform .24s ease, border-color .24s ease, box-shadow .24s ease;
}

.contact-info-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  background: linear-gradient(180deg, #f8feff, #42b8cf 52%, #9ae0ec);
}

.contact-info-card::after {
  content: "";
  position: absolute;
  width: 96px;
  height: 96px;
  right: -42px;
  bottom: -45px;
  transform: rotate(45deg);
  border: 1px solid rgba(46, 159, 181, .2);
  background: rgba(155, 219, 231, .12);
}

a.contact-info-card:hover {
  transform: translateY(-3px);
  border-color: rgba(37, 168, 194, .66);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .9), 0 20px 42px rgba(28, 124, 145, .14);
}

.contact-info-card span,
.contact-info-card small {
  position: relative;
  z-index: 1;
  font-family: "IBM Plex Mono", monospace;
  letter-spacing: .13em;
}

.contact-info-card span {
  display: block;
  color: #177d94;
  font-size: .72rem;
  font-weight: 600;
}

.contact-info-card strong {
  position: relative;
  z-index: 1;
  display: block;
  margin-top: 20px;
  font-size: clamp(1.2rem, 2vw, 1.72rem);
  line-height: 1.25;
  letter-spacing: -.025em;
  overflow-wrap: anywhere;
}

.contact-info-card small {
  display: block;
  margin-top: 12px;
  color: rgba(29, 64, 73, .62);
  font-size: .65rem;
}

.contact-qr-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(13px, 2vw, 22px);
}

.contact-qr-card {
  position: relative;
  padding: clamp(16px, 2vw, 22px);
  overflow: hidden;
  border: 2px solid rgba(39, 119, 138, .3);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, .91), rgba(224, 242, 246, .72)),
    rgba(255, 255, 255, .72);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .84), 0 18px 42px rgba(40, 109, 124, .1);
  backdrop-filter: blur(18px) saturate(1.08);
}

.contact-qr-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 72px;
  height: 5px;
  background: linear-gradient(90deg, var(--channel-accent), #8ddce8);
}

.contact-qr-card::after {
  content: "";
  position: absolute;
  width: 105px;
  height: 105px;
  right: -64px;
  top: -64px;
  transform: rotate(45deg);
  border: 1px solid rgba(44, 149, 170, .25);
  background: rgba(151, 218, 231, .1);
}

.contact-qr-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
}

.contact-qr-head span {
  color: #39707d;
  font-family: "IBM Plex Mono", monospace;
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .13em;
}

.contact-qr-head b {
  color: #173d46;
  font-size: 1.05rem;
  letter-spacing: .08em;
}

.contact-qr-image {
  position: relative;
  aspect-ratio: 1;
  margin: 18px 0 0;
  padding: 10px;
  overflow: hidden;
  border: 1px solid rgba(34, 100, 116, .22);
  background: #fff;
  box-shadow: 0 12px 30px rgba(22, 80, 94, .09);
}

.contact-qr-image::before,
.contact-qr-image::after {
  content: "";
  position: absolute;
  z-index: 1;
  width: 22px;
  height: 22px;
  pointer-events: none;
}

.contact-qr-image::before {
  top: 5px;
  left: 5px;
  border-top: 2px solid #4cc5da;
  border-left: 2px solid #4cc5da;
}

.contact-qr-image::after {
  right: 5px;
  bottom: 5px;
  border-right: 2px solid #4cc5da;
  border-bottom: 2px solid #4cc5da;
}

.contact-qr-image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.contact-qr-card > p {
  margin: 15px 0 0;
  color: rgba(25, 61, 70, .68);
  font-size: .82rem;
  line-height: 1.6;
}

@media (max-width: 980px) {
  .contact-intro {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .contact-info-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .contact-qr-grid {
    grid-template-columns: 1fr;
  }

  .contact-qr-card {
    max-width: 520px;
    width: 100%;
    margin-inline: auto;
  }
}

@media (max-width: 560px) {
  .contact-info-grid {
    grid-template-columns: 1fr;
  }

  .contact-info-card {
    min-height: 124px;
  }
}

/* Workspace contact section: contact channels live on the workspace itself. */
.workspace-body .module-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.workspace-contact {
  display: grid;
  gap: 20px;
}

.workspace-contact-intro {
  display: grid;
  grid-template-columns: minmax(280px, .72fr) minmax(540px, 1.28fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: stretch;
}

.workspace-contact-copy {
  padding: 24px 0;
}

.workspace-contact-copy .archive-eyebrow {
  margin-bottom: 20px;
}

.workspace-contact-copy h2 {
  max-width: 9ch;
  margin: 0;
  color: #18313b;
  font-size: clamp(2.4rem, 5vw, 4.8rem);
  line-height: .94;
  letter-spacing: -.055em;
}

.workspace-contact-copy > p:last-child {
  max-width: 420px;
  margin: 24px 0 0;
  color: var(--archive-muted);
  font-size: .96rem;
  line-height: 1.85;
}

.workspace-contact .contact-info-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.workspace-contact .contact-info-card {
  min-height: 100%;
}

.workspace-contact .contact-qr-grid {
  margin-top: 4px;
}

@media (max-width: 980px) {
  .workspace-body .module-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .workspace-contact-intro {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .workspace-body .module-grid,
  .workspace-contact .contact-info-grid {
    grid-template-columns: 1fr;
  }

  .workspace-contact-copy {
    padding-block: 8px 0;
  }
}

/* Li Zhilan — editorial persona dossier */
html { scroll-behavior: smooth; overflow-x: hidden; }

.persona-body {
  --persona-ink-deep: #102a34;
  --persona-blue-deep: #117d95;
  --persona-frost: rgba(247, 253, 254, .76);
}

.persona-shell { width: min(100%, 1440px); }

.persona-main { padding-top: 0; }

.persona-jumpnav {
  position: sticky;
  z-index: 20;
  top: 12px;
  display: flex;
  width: max-content;
  max-width: 100%;
  margin: 14px 0 0 auto;
  overflow-x: auto;
  border: 1px solid rgba(39, 114, 131, .22);
  background: rgba(249, 253, 254, .76);
  box-shadow: 0 10px 30px rgba(30, 98, 113, .07);
  backdrop-filter: blur(18px) saturate(1.1);
  scrollbar-width: none;
}

.persona-jumpnav::-webkit-scrollbar { display: none; }
.persona-jumpnav a { flex: 0 0 auto; padding: 11px 13px; border-right: 1px solid rgba(39, 114, 131, .16); color: #56717a; font: 10px/1 "IBM Plex Mono", monospace; letter-spacing: .06em; }
.persona-jumpnav a:last-child { border-right: 0; }
.persona-jumpnav a:hover, .persona-jumpnav a:focus-visible { color: #fff; background: var(--archive-blue); outline: 0; }

.persona-hero {
  position: relative;
  display: grid;
  min-height: min(860px, calc(100vh - 82px));
  grid-template-columns: minmax(0, 1.08fr) minmax(390px, .82fr);
  gap: clamp(48px, 8vw, 126px);
  align-items: center;
  padding: clamp(68px, 8vw, 112px) 0 clamp(80px, 9vw, 132px);
  border-bottom: 1px solid var(--archive-line);
}

.persona-hero::before {
  content: "LZ—001";
  position: absolute;
  right: -18px;
  bottom: -3px;
  z-index: -1;
  color: rgba(31, 104, 120, .045);
  font: 700 clamp(6rem, 17vw, 15rem)/.78 "IBM Plex Mono", monospace;
  letter-spacing: -.1em;
  white-space: nowrap;
}

.persona-hero-copy { position: relative; z-index: 2; }
.persona-hero-copy .archive-eyebrow { margin-bottom: clamp(22px, 3vw, 38px); }

.persona-title {
  margin: 0;
  color: var(--persona-ink-deep);
  font-size: clamp(5rem, 10.7vw, 10.5rem);
  font-weight: 900;
  line-height: .78;
  letter-spacing: -.1em;
}

.persona-title span {
  display: block;
  margin: 30px 0 0 7px;
  color: var(--persona-blue-deep);
  font: 600 clamp(.75rem, 1.25vw, 1.05rem)/1 "IBM Plex Mono", monospace;
  letter-spacing: .48em;
}

.persona-kicker {
  margin: clamp(34px, 5vw, 58px) 0 0;
  color: #193640;
  font-size: clamp(1.8rem, 3.7vw, 3.65rem);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -.055em;
}

.persona-lede {
  max-width: 680px;
  margin: 24px 0 0;
  color: #526a74;
  font-size: clamp(.98rem, 1.35vw, 1.12rem);
  line-height: 1.9;
}

.persona-role-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.persona-role-list span { padding: 8px 11px; border: 1px solid rgba(28, 122, 145, .27); color: #236c7e; background: rgba(255, 255, 255, .5); font: 500 10px/1 "IBM Plex Mono", "Noto Sans SC", monospace; letter-spacing: .05em; }

.persona-hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 38px; }

.persona-button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: space-between;
  gap: 34px;
  padding: 0 17px;
  border: 1px solid rgba(25, 103, 121, .34);
  color: #1a5665;
  background: rgba(255, 255, 255, .56);
  font: 600 11px/1 "IBM Plex Mono", "Noto Sans SC", monospace;
  letter-spacing: .05em;
  transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease, background .22s ease;
}

.persona-button:hover { transform: translateY(-2px); border-color: #239eb7; box-shadow: 0 12px 28px rgba(30, 125, 145, .14); }
.persona-button-primary { color: #fff; border-color: #198fa8; background: #168ca5; box-shadow: 0 10px 24px rgba(31, 139, 162, .2); }
.persona-button-primary:hover { background: #0f748a; }

.persona-portrait { position: relative; width: min(100%, 530px); margin: 0 auto; }
.persona-portrait::before { content: "IDENTITY REFERENCE"; position: absolute; top: 12%; left: -70px; transform: rotate(-90deg); color: rgba(22, 101, 119, .58); font: 9px/1 "IBM Plex Mono", monospace; letter-spacing: .18em; }

.persona-portrait-frame {
  position: relative;
  aspect-ratio: .75;
  overflow: hidden;
  border: 1px solid rgba(28, 113, 133, .38);
  background: #dbe7e9;
  box-shadow: 0 28px 68px rgba(29, 91, 104, .18), inset 0 0 0 8px rgba(255, 255, 255, .28);
  clip-path: polygon(0 0, calc(100% - 34px) 0, 100% 34px, 100% 100%, 34px 100%, 0 calc(100% - 34px));
}

.persona-portrait-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: linear-gradient(90deg, rgba(21, 121, 143, .055) 1px, transparent 1px), linear-gradient(0deg, rgba(21, 121, 143, .045) 1px, transparent 1px);
  background-size: 42px 42px;
  mix-blend-mode: multiply;
}

.persona-portrait-frame img { width: 100%; height: 100%; display: block; object-fit: cover; object-position: 54% 44%; filter: saturate(.84) contrast(1.02); }
.persona-corner { position: absolute; z-index: 4; width: 48px; height: 48px; pointer-events: none; }
.persona-corner-tl { top: 17px; left: 17px; border-top: 2px solid #36bad3; border-left: 2px solid #36bad3; }
.persona-corner-br { right: 17px; bottom: 17px; border-right: 2px solid #36bad3; border-bottom: 2px solid #36bad3; }
.persona-scan { position: absolute; z-index: 3; left: 0; right: 0; top: 22%; height: 1px; opacity: .62; background: linear-gradient(90deg, transparent, #44c9df 18%, #fff 52%, #44c9df 82%, transparent); box-shadow: 0 0 12px rgba(68, 201, 223, .55); animation: persona-scan 7s ease-in-out infinite alternate; }

.persona-portrait-id { position: absolute; z-index: 5; right: 18px; bottom: 18px; display: flex; align-items: flex-end; gap: 8px; padding: 9px 11px; color: #eaffff; background: rgba(12, 49, 58, .76); backdrop-filter: blur(8px); }
.persona-portrait-id b { font: 700 1.8rem/.8 "IBM Plex Mono", monospace; }
.persona-portrait-id span { font: 500 8px/1.2 "IBM Plex Mono", monospace; letter-spacing: .08em; }
.persona-portrait figcaption { display: flex; justify-content: space-between; gap: 16px; margin-top: 12px; color: #5f7982; font: 9px/1.4 "IBM Plex Mono", monospace; letter-spacing: .1em; }

.persona-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr)) minmax(240px, 1.2fr);
  border-bottom: 1px solid var(--archive-line);
  background: rgba(255, 255, 255, .34);
}

.persona-metrics > div { display: flex; min-height: 106px; align-items: center; gap: 13px; padding: 20px; border-right: 1px solid var(--archive-line); }
.persona-metrics strong { color: #174e5c; font: 600 clamp(1.8rem, 3vw, 2.6rem)/1 "IBM Plex Mono", monospace; }
.persona-metrics span { color: #69808a; font: 9px/1.55 "IBM Plex Mono", "Noto Sans SC", monospace; letter-spacing: .05em; }
.persona-metrics > p { display: flex; align-items: center; justify-content: center; gap: 10px; margin: 0; padding: 18px; color: #3e6974; font-size: .76rem; }
.persona-metrics > p i { width: 7px; height: 7px; border-radius: 50%; background: #31b8cf; box-shadow: 0 0 14px #31b8cf; }

.persona-section { position: relative; padding-top: clamp(108px, 11vw, 164px); scroll-margin-top: 64px; }
.persona-section-head { margin-bottom: clamp(42px, 6vw, 72px); }
.persona-section-index { margin: 0 0 22px; color: #1889a1; font: 600 10px/1 "IBM Plex Mono", monospace; letter-spacing: .17em; }
.persona-section-head h2, .persona-cta h2 { max-width: 1020px; margin: 0; color: var(--persona-ink-deep); font-size: clamp(2.35rem, 5.6vw, 5.65rem); font-weight: 760; line-height: 1.03; letter-spacing: -.065em; }
.persona-section-head-split { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(270px, .7fr); gap: clamp(36px, 8vw, 120px); align-items: end; }
.persona-section-head-split p:last-child { max-width: 480px; margin: 0 0 5px; color: #5d747d; line-height: 1.85; }

.purpose-layout { display: grid; grid-template-columns: minmax(0, 1.28fr) minmax(370px, .72fr); gap: clamp(42px, 8vw, 110px); }
.purpose-story { padding-left: clamp(24px, 4vw, 62px); border-left: 4px solid #29abc3; }
.purpose-story p { max-width: 760px; margin: 0 0 21px; color: #516972; font-size: 1rem; line-height: 1.95; }
.purpose-story .purpose-lead { color: #173943; font-size: clamp(1.2rem, 2.1vw, 1.65rem); line-height: 1.65; letter-spacing: -.025em; }
.purpose-principles { border-top: 1px solid var(--archive-line); }
.purpose-principles article { display: grid; grid-template-columns: 52px 1fr; gap: 20px; padding: 23px 0; border-bottom: 1px solid var(--archive-line); }
.purpose-principles article > span { color: #23a2ba; font: 500 .78rem/1 "IBM Plex Mono", monospace; }
.purpose-principles h3 { margin: 0; color: #183a44; font-size: 1.05rem; }
.purpose-principles p { margin: 9px 0 0; color: #647b84; font-size: .87rem; line-height: 1.7; }

.persona-dossier-grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 12px; }
.dossier-card { position: relative; min-height: 260px; grid-column: span 4; overflow: hidden; padding: clamp(22px, 3vw, 34px); border: 1px solid rgba(31, 100, 116, .24); background: linear-gradient(145deg, rgba(255, 255, 255, .78), rgba(220, 240, 244, .64)); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .56), 0 18px 38px rgba(27, 87, 100, .07); backdrop-filter: blur(18px); }
.dossier-card::after { content: "+"; position: absolute; right: 13px; top: 10px; color: rgba(21, 126, 150, .55); font: 300 1.1rem/1 "IBM Plex Mono", monospace; }
.dossier-card-primary { min-height: 390px; grid-column: span 7; grid-row: span 2; color: #e8fbff; background: linear-gradient(148deg, rgba(18, 78, 91, .96), rgba(17, 47, 57, .96)); }
.dossier-card-primary::before { content: "LZ"; position: absolute; right: -16px; bottom: -30px; color: rgba(148, 226, 239, .06); font: 700 12rem/.8 "IBM Plex Mono", monospace; }
.dossier-card-voice { grid-column: span 5; background: linear-gradient(140deg, rgba(225, 246, 249, .86), rgba(255, 255, 255, .74)); }
.dossier-card-boundary { min-height: 180px; grid-column: span 5; }
.dossier-label { margin: 0 0 34px; color: #278ca1; font: 600 9px/1 "IBM Plex Mono", monospace; letter-spacing: .15em; }
.dossier-card-primary .dossier-label { color: #70d8e9; }
.dossier-card h3 { position: relative; margin: 0; color: #173842; font-size: clamp(1.45rem, 3vw, 2.4rem); line-height: 1.1; letter-spacing: -.045em; }
.dossier-card-primary h3 { color: #effcff; font-size: clamp(2.6rem, 5vw, 4.8rem); }
.dossier-card > p:not(.dossier-label) { position: relative; max-width: 620px; margin: 22px 0 0; color: #5c747d; font-size: .91rem; line-height: 1.8; }
.dossier-card-primary > p:not(.dossier-label) { color: rgba(226, 247, 250, .72); }
.dossier-card dl { position: relative; margin: 58px 0 0; }
.dossier-card dl div { display: flex; justify-content: space-between; gap: 20px; padding: 13px 0; border-top: 1px solid rgba(188, 231, 238, .18); }
.dossier-card dt, .dossier-card dd { margin: 0; font-size: .75rem; }
.dossier-card dt { color: rgba(213, 242, 247, .48); }
.dossier-card dd { color: rgba(238, 252, 254, .9); text-align: right; }
.persona-keywords { display: flex; flex-wrap: wrap; gap: 7px; margin: 0; padding: 0; list-style: none; }
.persona-keywords li { padding: 8px 10px; border: 1px solid rgba(25, 123, 145, .25); color: #236c7d; background: rgba(255, 255, 255, .5); font-size: .77rem; }
.value-list { margin: 0; padding: 0; list-style: none; counter-reset: value; }
.value-list li { counter-increment: value; display: flex; align-items: center; gap: 12px; padding: 11px 0; border-top: 1px solid rgba(40, 102, 117, .15); color: #315966; font-size: .88rem; }
.value-list li::before { content: "0" counter(value); color: #20a1b9; font: 500 9px/1 "IBM Plex Mono", monospace; }
.dossier-card blockquote { margin: 0; color: #163a44; font-size: clamp(1.55rem, 3vw, 2.65rem); font-weight: 700; line-height: 1.3; letter-spacing: -.045em; }

.visual-board { display: grid; grid-template-columns: minmax(220px, .68fr) minmax(360px, 1.32fr) minmax(220px, .72fr); grid-template-rows: auto auto; gap: 12px; }
.visual-shot { position: relative; margin: 0; overflow: hidden; border: 1px solid rgba(25, 106, 125, .25); background: #dfe9eb; }
.visual-shot::before { content: ""; position: absolute; z-index: 2; inset: 12px; pointer-events: none; border: 1px solid rgba(225, 252, 255, .55); }
.visual-shot img { width: 100%; height: 100%; display: block; object-fit: cover; filter: saturate(.75); transition: transform .5s ease, filter .5s ease; }
.visual-shot:hover img { transform: scale(1.025); filter: saturate(.95); }
.visual-shot figcaption { position: absolute; z-index: 3; right: 13px; bottom: 13px; left: 13px; padding: 9px 10px; color: #e8fbff; background: rgba(16, 56, 66, .76); font: 500 8px/1.3 "IBM Plex Mono", monospace; letter-spacing: .1em; backdrop-filter: blur(8px); }
.visual-shot-face { aspect-ratio: .8; }
.visual-shot-body { grid-row: span 2; }
.visual-shot-body img { object-fit: cover; object-position: center; }
.visual-shot-life { aspect-ratio: .8; }
.visual-spec { padding: clamp(22px, 3vw, 34px); border: 1px solid rgba(25, 106, 125, .22); background: var(--persona-frost); backdrop-filter: blur(16px); }
.visual-spec > p { margin: 0 0 20px; color: #258da3; font: 600 9px/1 "IBM Plex Mono", monospace; letter-spacing: .13em; }
.visual-swatches { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 5px; }
.visual-swatches span { display: flex; min-height: 58px; align-items: flex-end; padding: 7px; color: #274e59; background: var(--swatch); border: 1px solid rgba(23, 76, 89, .12); font: 500 7px/1 "IBM Plex Mono", monospace; }
.visual-spec dl { margin: 26px 0 0; }
.visual-spec dl div { display: grid; grid-template-columns: 70px 1fr; gap: 16px; padding: 11px 0; border-top: 1px solid rgba(31, 92, 106, .14); }
.visual-spec dt, .visual-spec dd { margin: 0; font-size: .76rem; }
.visual-spec dt { color: #76909a; }
.visual-spec dd { color: #345b66; }

.process-timeline { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--archive-line); border-bottom: 1px solid var(--archive-line); }
.process-timeline li { position: relative; min-height: 250px; padding: 22px 15px 24px; border-right: 1px solid var(--archive-line); }
.process-timeline li:last-child { border-right: 0; }
.process-timeline li::before { content: ""; position: absolute; top: -5px; left: 18px; width: 9px; height: 9px; border-radius: 50%; background: #1a9fb8; box-shadow: 0 0 0 5px rgba(39, 174, 198, .12), 0 0 18px rgba(39, 174, 198, .38); }
.process-timeline li > span { display: block; color: rgba(19, 104, 124, .25); font: 600 clamp(2rem, 3.3vw, 3.6rem)/1 "IBM Plex Mono", monospace; }
.process-timeline li div { position: absolute; right: 15px; bottom: 24px; left: 15px; }
.process-timeline p { margin: 0 0 9px; color: #218ba1; font: 500 8px/1 "IBM Plex Mono", monospace; letter-spacing: .11em; }
.process-timeline h3 { margin: 0; color: #173b45; font-size: 1.05rem; }
.process-timeline small { display: block; margin-top: 11px; color: #71868e; font-size: .75rem; line-height: 1.5; }

.content-pillars { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.content-pillars article { position: relative; min-height: 430px; overflow: hidden; padding: clamp(24px, 3vw, 38px); border: 1px solid rgba(31, 100, 116, .24); background: linear-gradient(150deg, rgba(255, 255, 255, .84), rgba(219, 239, 243, .66)); box-shadow: 0 16px 36px rgba(25, 86, 100, .07); }
.content-pillars article::before { content: ""; position: absolute; inset: auto 0 0; width: var(--ratio); height: 6px; background: #27abc4; }
.content-pillars article > p:first-of-type { margin: 56px 0 14px; color: #258ba1; font: 600 9px/1 "IBM Plex Mono", monospace; letter-spacing: .1em; }
.content-ratio { color: #173e49; font: 600 clamp(3rem, 6vw, 5.6rem)/.8 "IBM Plex Mono", monospace; letter-spacing: -.1em; }
.content-ratio small { margin-left: 4px; color: #31a8bf; font-size: .25em; letter-spacing: 0; }
.content-pillars h3 { margin: 0; color: #173842; font-size: clamp(1.4rem, 2.5vw, 2.2rem); letter-spacing: -.04em; }
.content-pillars article > p:not(:first-of-type) { max-width: 350px; margin: 18px 0 0; color: #5d747d; font-size: .87rem; line-height: 1.75; }
.content-pillars article > span { position: absolute; left: clamp(24px, 3vw, 38px); bottom: 34px; color: #1e7285; font-size: .8rem; }

.application-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.application-grid article { min-height: 185px; padding: 23px; border-top: 2px solid #2baec6; background: rgba(255, 255, 255, .38); }
.application-grid span { color: #2797ad; font: 500 9px/1 "IBM Plex Mono", monospace; }
.application-grid h3 { margin: 34px 0 0; color: #173943; font-size: 1.2rem; }
.application-grid p { margin: 12px 0 0; color: #687f87; font-size: .8rem; line-height: 1.65; }

.asset-section .library-toolbar { margin-top: 0; }
.persona-body .asset-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.persona-body .asset-card { transform: translateZ(0); }
.persona-body .asset-card:nth-child(5n + 2) figure { aspect-ratio: .86; }
.persona-body .asset-card:nth-child(7n + 4) figure { aspect-ratio: .72; }

.roadmap-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.roadmap-grid article { min-height: 330px; padding: clamp(25px, 3vw, 36px); border: 1px solid rgba(32, 100, 116, .23); background: rgba(255, 255, 255, .47); backdrop-filter: blur(15px); }
.roadmap-grid article:nth-child(2) { background: linear-gradient(145deg, rgba(24, 114, 134, .94), rgba(18, 70, 82, .94)); }
.roadmap-grid article > p { margin: 0; color: #238da3; font: 600 9px/1 "IBM Plex Mono", monospace; letter-spacing: .13em; }
.roadmap-grid article:nth-child(2) > p { color: #7bdfef; }
.roadmap-grid h3 { margin: 42px 0 0; color: #173943; font-size: clamp(1.3rem, 2.4vw, 2rem); letter-spacing: -.035em; }
.roadmap-grid article:nth-child(2) h3 { color: #f0fdff; }
.roadmap-grid ul { margin: 34px 0 0; padding: 0; list-style: none; }
.roadmap-grid li { padding: 10px 0; border-top: 1px solid rgba(42, 103, 117, .15); color: #607881; font-size: .83rem; }
.roadmap-grid li::before { content: "—"; margin-right: 9px; color: #1f9cb5; }
.roadmap-grid article:nth-child(2) li { color: rgba(227, 249, 252, .7); border-color: rgba(192, 236, 243, .16); }

.persona-cta { position: relative; margin-top: clamp(112px, 13vw, 190px); overflow: hidden; padding: clamp(44px, 7vw, 92px); color: #e9fbfe; background: linear-gradient(132deg, #123b46, #176679 72%, #198ca5); box-shadow: 0 28px 70px rgba(22, 91, 106, .22); }
.persona-cta::before { content: "LZ"; position: absolute; right: -38px; bottom: -72px; color: rgba(204, 246, 252, .06); font: 700 clamp(10rem, 25vw, 23rem)/.75 "IBM Plex Mono", monospace; }
.persona-cta .persona-section-index { position: relative; color: #83e2ef; }
.persona-cta h2 { position: relative; max-width: 920px; color: #f1fdff; }
.persona-cta > p:not(.persona-section-index) { position: relative; max-width: 680px; margin: 28px 0 38px; color: rgba(227, 247, 250, .72); line-height: 1.85; }
.persona-cta .persona-button { position: relative; border-color: rgba(213, 249, 255, .35); background: #f0fcfe; color: #15576a; box-shadow: none; }
.persona-cta .persona-button:hover { background: #fff; }

.persona-hero-copy > *, .persona-portrait { animation: persona-enter .72s both; }
.persona-hero-copy > :nth-child(2) { animation-delay: .06s; }
.persona-hero-copy > :nth-child(3) { animation-delay: .12s; }
.persona-hero-copy > :nth-child(4) { animation-delay: .18s; }
.persona-hero-copy > :nth-child(5) { animation-delay: .24s; }
.persona-hero-copy > :nth-child(6) { animation-delay: .3s; }
.persona-portrait { animation-delay: .18s; }

@keyframes persona-enter {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes persona-scan {
  from { transform: translateY(0); opacity: .2; }
  to { transform: translateY(330px); opacity: .7; }
}

@media (max-width: 1100px) {
  .persona-hero { grid-template-columns: minmax(0, 1fr) minmax(350px, .75fr); gap: 46px; }
  .persona-metrics { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .persona-metrics > p { grid-column: 1 / -1; min-height: 58px; border-top: 1px solid var(--archive-line); }
  .process-timeline { grid-template-columns: repeat(4, minmax(0, 1fr)); border-bottom: 0; }
  .process-timeline li { min-height: 220px; border-bottom: 1px solid var(--archive-line); }
  .process-timeline li:nth-child(4) { border-right: 0; }
  .persona-body .asset-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 860px) {
  .persona-jumpnav { margin-left: 0; }
  .persona-hero { min-height: 0; grid-template-columns: 1fr; padding-top: 74px; }
  .persona-title { font-size: clamp(5rem, 22vw, 9rem); }
  .persona-portrait { width: min(78vw, 520px); margin-left: auto; }
  .persona-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .persona-metrics > div:nth-child(2) { border-right: 0; }
  .persona-metrics > div { border-bottom: 1px solid var(--archive-line); }
  .persona-section-head-split, .purpose-layout { grid-template-columns: 1fr; }
  .purpose-principles { margin-left: clamp(24px, 4vw, 62px); }
  .dossier-card-primary { grid-column: span 12; }
  .dossier-card, .dossier-card-voice, .dossier-card-boundary { grid-column: span 6; }
  .visual-board { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .visual-shot-body { grid-row: span 1; }
  .visual-shot, .visual-shot-body { aspect-ratio: .82; }
  .content-pillars { grid-template-columns: 1fr; }
  .content-pillars article { min-height: 350px; }
  .application-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .roadmap-grid { grid-template-columns: 1fr; }
  .roadmap-grid article { min-height: 280px; }
}

@media (max-width: 640px) {
  .persona-jumpnav { width: calc(100vw - 32px); }
  .persona-hero { padding-top: 58px; gap: 54px; }
  .persona-title { font-size: clamp(4.6rem, 24vw, 7.4rem); }
  .persona-title span { margin-top: 20px; letter-spacing: .3em; }
  .persona-section-head h2 br, .persona-cta h2 br { display: none; }
  .persona-portrait { width: calc(100% - 20px); }
  .persona-portrait::before { display: none; }
  .persona-portrait-frame { clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px)); }
  .persona-metrics > div { min-height: 90px; padding: 14px; }
  .persona-metrics > div:nth-child(2n) { border-right: 0; }
  .persona-section { padding-top: 94px; }
  .purpose-story, .purpose-principles { margin-left: 0; padding-left: 20px; }
  .persona-dossier-grid { grid-template-columns: 1fr; }
  .dossier-card-primary, .dossier-card, .dossier-card-voice, .dossier-card-boundary { min-height: auto; grid-column: auto; padding: 25px; }
  .dossier-card-primary { min-height: 420px; }
  .visual-board { grid-template-columns: 1fr; }
  .visual-shot, .visual-shot-body { aspect-ratio: .82; }
  .visual-spec { grid-column: 1; }
  .process-timeline { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .process-timeline li:nth-child(2n) { border-right: 0; }
  .process-timeline li:nth-child(4) { border-right: 0; }
  .application-grid { grid-template-columns: 1fr; }
  .persona-body .asset-grid { grid-template-columns: 1fr; }
  .persona-body .asset-card:nth-child(n) figure { aspect-ratio: .82; }
  .persona-cta { margin-inline: -8px; padding: 36px 26px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .persona-hero-copy > *, .persona-portrait { animation: none !important; }
  .persona-scan { animation: none !important; }
}