/* =============================================================
   Iaroslav Mezin — AI Security
   Shared design system. Derived from the Codex "Contents" view:
   warm near-black canvas, amber heading accent, cyan structural
   labels, Spectral serif titles, JetBrains Mono metadata.
   ============================================================= */

/* ---------- Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Spectral:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400;1,500&family=JetBrains+Mono:wght@400;500;600;700&family=Newsreader:ital,opsz,wght@0,6..72,400;0,6..72,500;1,6..72,400&family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,500;0,9..144,600&display=swap');

/* ---------- Tokens: DARK (default) ---------- */
:root {
  /* accent pair — swappable via Tweaks */
  --amber: #e4a23f;
  --cyan:  #5bd1c5;
  --accent: var(--amber);
  --accent-2: var(--cyan);

  /* surfaces */
  --bg:     #0b0c0f;
  --bg-1:   #0e1014;
  --bg-2:   #111419;
  --bg-3:   #161a20;
  --panel:  rgba(255,255,255,0.018);
  --panel-2: rgba(255,255,255,0.03);
  --hair:   rgba(255,255,255,0.07);
  --hair-2: rgba(255,255,255,0.12);
  --hair-3: rgba(255,255,255,0.18);

  /* ink */
  --ink:    #d6d2c8;   /* serif reading colour, warm parchment */
  --ink-1:  #c4c0b6;
  --ink-2:  #948f86;   /* muted */
  --ink-3:  #62606a;   /* faint / numbers */
  --ink-on-accent: #0a0b0e;

  /* glow used behind panels (like the screenshot vignette) */
  --glow: radial-gradient(120% 90% at 50% -10%, rgba(91,209,197,0.05), transparent 60%);

  /* type families (swappable) */
  --serif: 'Spectral', Georgia, 'Times New Roman', serif;
  --mono:  'JetBrains Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
  --display: var(--serif);

  /* density (swappable) — multipliers */
  --d: 1;                 /* density scale */
  --u: 8px;               /* base unit */
  --maxw: 1200px;         /* matches the playbook's 1200px reading column */

  /* radii / motion */
  --r-sm: 6px;
  --r:    12px;
  --r-lg: 18px;
  --ease: cubic-bezier(.2,.7,.2,1);
  color-scheme: dark;
}

/* Accent palette presets (set data-accent on <html>) */
:root[data-accent="amber"]  { --accent: var(--amber); --accent-2: var(--cyan); }
:root[data-accent="cyan"]   { --accent: var(--cyan);  --accent-2: #8fb9ff; }
:root[data-accent="violet"] { --accent: #b38bf0;      --accent-2: var(--cyan); }
:root[data-accent="amberonly"] { --accent: var(--amber); --accent-2: #d6a35a; }

/* Font preset (set data-type on <html>) */
:root[data-type="newsreader"] { --serif: 'Newsreader', Georgia, serif; }
:root[data-type="fraunces"]   { --serif: 'Fraunces', Georgia, serif; }

/* Density (set data-density on <html>) */
:root[data-density="compact"] { --d: 0.86; }
:root[data-density="comfy"]   { --d: 1.16; }

/* ---------- Tokens: LIGHT ---------- */
:root[data-theme="light"] {
  --amber: #b9781a;
  --cyan:  #0e8f86;
  --accent: var(--amber);
  --accent-2: var(--cyan);

  --bg:     #f2efe7;
  --bg-1:   #f6f3ec;
  --bg-2:   #fbf9f3;
  --bg-3:   #ffffff;
  --panel:  rgba(20,18,12,0.015);
  --panel-2: rgba(20,18,12,0.03);
  --hair:   rgba(20,18,12,0.10);
  --hair-2: rgba(20,18,12,0.16);
  --hair-3: rgba(20,18,12,0.24);

  --ink:    #24241f;
  --ink-1:  #34332c;
  --ink-2:  #6a675e;
  --ink-3:  #97948b;
  --ink-on-accent: #fbf9f3;
  --glow: radial-gradient(120% 90% at 50% -10%, rgba(14,143,134,0.06), transparent 60%);
  color-scheme: light;
}
:root[data-theme="light"][data-accent="cyan"]   { --accent: var(--cyan);  --accent-2: #2f6fd0; }
:root[data-theme="light"][data-accent="violet"] { --accent: #7b4fc0;      --accent-2: var(--cyan); }

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--bg);
  background-image: var(--glow);
  background-attachment: fixed;
  color: var(--ink);
  font-family: var(--serif);
  font-size: calc(18px * var(--d));
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "liga" 1, "onum" 1;
  overflow-x: hidden;
}
h1,h2,h3,h4 { margin: 0; font-weight: 500; line-height: 1.08; letter-spacing: -0.01em; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
::selection { background: color-mix(in oklab, var(--accent) 36%, transparent); color: var(--ink); }

/* scrollbar */
* { scrollbar-width: thin; scrollbar-color: var(--hair-2) transparent; }
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-thumb { background: var(--hair-2); border-radius: 8px; border: 3px solid transparent; background-clip: content-box; }
*::-webkit-scrollbar-thumb:hover { background: var(--hair-3); background-clip: content-box; }

/* ---------- Layout helpers ---------- */
.wrap { width: min(100% - 40px, var(--maxw)); margin-inline: auto; }
.wrap-n { width: min(100% - 40px, 1200px); margin-inline: auto; }
.section { padding-block: calc(var(--u) * 12 * var(--d)); }
.section--tight { padding-block: calc(var(--u) * 7 * var(--d)); }
.stack { display: flex; flex-direction: column; }
.hairline { height: 1px; background: var(--hair); border: 0; margin: 0; }

/* ---------- Mono utility text (the "labels" from the screenshot) ---------- */
.mono { font-family: var(--mono); }
.kicker {
  font-family: var(--mono);
  font-size: calc(12px * var(--d));
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--ink-2);
}
.kicker--amber { color: var(--accent); }
.kicker--cyan  { color: var(--accent-2); }
.dim { color: var(--ink-2); }
.faint { color: var(--ink-3); }

/* node bullet used in group labels */
.node::before {
  content: "·";
  margin-inline: 0.5em;
  color: var(--ink-3);
}

/* ---------- Buttons ---------- */
.btn {
  --bg-btn: transparent;
  display: inline-flex; align-items: center; gap: 0.6em;
  font-family: var(--mono);
  font-size: calc(13px * var(--d));
  letter-spacing: 0.04em;
  font-weight: 600;
  padding: calc(11px * var(--d)) calc(18px * var(--d));
  border: 1px solid var(--hair-2);
  border-radius: 999px;
  color: var(--ink-1);
  background: var(--bg-btn);
  cursor: pointer;
  transition: border-color .25s var(--ease), color .25s var(--ease), background .25s var(--ease), transform .2s var(--ease);
}
.btn:hover { border-color: var(--accent); color: var(--ink); transform: translateY(-1px); }
.btn--solid { background: var(--accent); color: var(--ink-on-accent); border-color: var(--accent); }
.btn--solid:hover { background: color-mix(in oklab, var(--accent) 88%, #fff); color: var(--ink-on-accent); }
.btn .arrow { transition: transform .25s var(--ease); }
.btn:hover .arrow { transform: translateX(3px); }

/* ---------- Top navigation ---------- */
.nav {
  position: sticky; top: 0; z-index: 60;
  background: color-mix(in oklab, var(--bg) 72%, transparent);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid var(--hair);
}
.nav__in { display: flex; align-items: center; gap: 18px; height: 64px; }
.brand { display: flex; align-items: center; gap: 11px; font-family: var(--mono); font-weight: 700; letter-spacing: 0.06em; font-size: 14px; color: var(--ink); }
.brand__mark {
  width: 24px; height: 24px; border-radius: 6px; flex: none;
  display: grid; place-items: center;
  border: 1px solid var(--hair-2);
  background: linear-gradient(135deg, color-mix(in oklab, var(--accent) 22%, transparent), transparent);
  color: var(--accent); font-size: 12px;
}
.brand small { color: var(--ink-3); font-weight: 500; letter-spacing: 0.14em; }
.nav__links { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav__link {
  font-family: var(--mono); font-size: 12.5px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--ink-2); padding: 8px 12px; border-radius: 8px; font-weight: 500;
  transition: color .2s var(--ease), background .2s var(--ease);
}
.nav__link:hover { color: var(--ink); background: var(--panel-2); }
.nav__link[aria-current="page"] { color: var(--accent); }
.nav__tools { display: flex; align-items: center; gap: 8px; }
.icon-btn {
  width: 38px; height: 38px; border-radius: 9px; flex: none;
  display: grid; place-items: center; cursor: pointer;
  border: 1px solid var(--hair-2); background: var(--panel);
  color: var(--ink-2); transition: color .2s var(--ease), border-color .2s var(--ease);
}
.icon-btn:hover { color: var(--ink); border-color: var(--hair-3); }
.icon-btn svg { width: 17px; height: 17px; }
.cmd-trigger {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 12px; color: var(--ink-2);
  padding: 8px 11px; border-radius: 9px; cursor: pointer;
  border: 1px solid var(--hair-2); background: var(--panel);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.cmd-trigger:hover { color: var(--ink); border-color: var(--hair-3); }
.cmd-trigger kbd {
  font-family: var(--mono); font-size: 11px; color: var(--ink-3);
  border: 1px solid var(--hair-2); border-radius: 5px; padding: 1px 5px; line-height: 1.4;
}
.nav__burger { display: none; }

@media (max-width: 860px) {
  .nav__links { display: none; }
  .cmd-trigger kbd { display: none; }
  .nav__burger { display: grid; }
}
@media (max-width: 560px) {
  .brand small { display: none; }
}

/* mobile menu sheet */
.menu-sheet {
  position: fixed; inset: 0; z-index: 90; display: none;
  background: color-mix(in oklab, var(--bg) 92%, transparent);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  padding: 80px 28px 28px;
}
.menu-sheet.open { display: block; }
.menu-sheet a {
  display: block; font-family: var(--serif); font-size: 30px; color: var(--ink);
  padding: 14px 0; border-bottom: 1px solid var(--hair);
}
.menu-sheet a .mono { font-family: var(--mono); font-size: 13px; color: var(--ink-3); margin-right: 14px; }

/* ---------- Hero ---------- */
.hero { position: relative; padding-block: calc(var(--u) * 13 * var(--d)) calc(var(--u) * 9 * var(--d)); }
.hero__grid {
  position: absolute; inset: 0; z-index: 0; pointer-events: none; opacity: .5;
  background-image:
    linear-gradient(var(--hair) 1px, transparent 1px),
    linear-gradient(90deg, var(--hair) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(120% 80% at 30% 0%, #000 0%, transparent 70%);
  mask-image: radial-gradient(120% 80% at 30% 0%, #000 0%, transparent 70%);
}
.hero__in { position: relative; z-index: 1; }
.hero h1 {
  font-family: var(--display);
  font-size: clamp(40px, 7.4vw, 92px);
  font-weight: 500; line-height: 0.98; letter-spacing: -0.02em;
  margin-top: 22px;
}
.hero h1 em { font-style: italic; color: var(--accent); font-weight: 500; }
.hero__lead {
  margin-top: 26px; max-width: 60ch;
  font-size: calc(20px * var(--d)); color: var(--ink-1); line-height: 1.55;
  text-wrap: pretty;
}
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }

/* terminal status line under hero */
.statusline {
  margin-top: 40px; font-family: var(--mono); font-size: 12.5px; color: var(--ink-2);
  display: flex; flex-wrap: wrap; gap: 8px 22px; align-items: center;
  padding-top: 22px; border-top: 1px solid var(--hair);
}
.statusline b { color: var(--ink); font-weight: 600; }
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-2); display: inline-block; box-shadow: 0 0 10px var(--accent-2); }
.dot--pulse { animation: pulse 2.4s var(--ease) infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.35} }

/* ---------- Section headers ---------- */
.shead { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 38px; }
.shead__l { max-width: 62ch; }
.shead h2 { font-family: var(--display); font-size: clamp(28px, 4vw, 44px); font-weight: 500; letter-spacing: -0.02em; margin-top: 14px; }
.shead p { color: var(--ink-2); margin-top: 12px; font-size: calc(17px * var(--d)); }
.shead__link { white-space: nowrap; }

/* ---------- Panels / cards ---------- */
.panel {
  background: var(--panel); border: 1px solid var(--hair); border-radius: var(--r-lg);
  position: relative; overflow: hidden;
}
.card {
  display: flex; flex-direction: column; gap: 12px;
  background: var(--panel); border: 1px solid var(--hair); border-radius: var(--r);
  padding: calc(24px * var(--d));
  transition: border-color .3s var(--ease), background .3s var(--ease), transform .3s var(--ease);
}
.card:hover { border-color: var(--hair-3); background: var(--panel-2); transform: translateY(-3px); }
.card__meta { display: flex; gap: 12px; align-items: center; font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3); }
.card h3 { font-family: var(--display); font-size: calc(23px * var(--d)); font-weight: 500; letter-spacing: -0.01em; }
.card p { color: var(--ink-2); font-size: calc(16px * var(--d)); }
.card .readmore { margin-top: auto; font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em; color: var(--accent); display: inline-flex; gap: 7px; align-items: center; }
.card:hover .readmore .arrow { transform: translateX(3px); }

/* tag/badge */
.badge {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
  padding: 3px 9px; border-radius: 999px; border: 1px solid var(--hair-2); color: var(--ink-2);
}
.badge--wp { color: var(--accent); border-color: color-mix(in oklab, var(--accent) 45%, transparent); }
.badge--art { color: var(--accent-2); border-color: color-mix(in oklab, var(--accent-2) 45%, transparent); }
.badge--talk { color: var(--ink-1); }

.grid { display: grid; gap: 18px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 920px) { .grid-3 { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 620px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }

/* ---------- Codex contents grid (mirrors the screenshot) ---------- */
.codex-panel { padding: clamp(24px, 4vw, 44px); }
.codex-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 38px 48px; }
@media (max-width: 900px) { .codex-cols { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 600px) { .codex-cols { grid-template-columns: 1fr; } }
.codex-group { break-inside: avoid; }
.codex-group__h {
  font-family: var(--mono); font-size: 12.5px; letter-spacing: 0.14em; text-transform: uppercase;
  font-weight: 600; color: var(--accent-2);
  padding-bottom: 10px; margin-bottom: 12px; border-bottom: 1px solid var(--hair);
  display: flex; gap: 8px; align-items: baseline;
}
.codex-group__h .g { color: var(--ink-1); }
.codex-entry {
  display: flex; gap: 12px; align-items: baseline; width: 100%; text-align: left;
  background: none; border: 0; cursor: pointer;
  padding: 7px 8px 7px 0; border-radius: 7px; color: var(--ink);
  font-family: var(--serif); font-size: calc(18px * var(--d)); line-height: 1.3;
  transition: color .18s var(--ease), background .18s var(--ease), padding .18s var(--ease);
}
.codex-entry:hover { color: var(--accent); background: var(--panel-2); padding-left: 8px; }
.codex-entry .n { font-family: var(--mono); font-size: 12.5px; color: var(--ink-3); min-width: 26px; flex: none; padding-top: 3px; }
.codex-entry .n--ref { color: var(--accent-2); }
.codex-entry.is-hidden { display: none; }

/* ---------- Codex reader drawer ---------- */
.drawer-scrim { position: fixed; inset: 0; z-index: 110; background: rgba(0,0,0,.55); opacity: 0; pointer-events: none; transition: opacity .3s var(--ease); }
.drawer-scrim.open { opacity: 1; pointer-events: auto; }
.drawer {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 120; width: min(560px, 92vw);
  background: var(--bg-1); border-left: 1px solid var(--hair-2);
  transform: translateX(100%); transition: transform .4s var(--ease);
  display: flex; flex-direction: column; box-shadow: -30px 0 80px rgba(0,0,0,.5);
}
.drawer.open { transform: none; }
.drawer__hd { padding: 24px 28px; border-bottom: 1px solid var(--hair); display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.drawer__body { padding: 28px; overflow-y: auto; }
.drawer__body p { color: var(--ink-1); margin-bottom: 16px; }
.drawer__body h4 { font-family: var(--mono); font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-3); margin: 26px 0 12px; }
.drawer__topics { display: flex; flex-wrap: wrap; gap: 8px; }
.drawer__num { font-family: var(--mono); font-size: 13px; color: var(--accent); letter-spacing: 0.1em; }

/* ---------- Command palette ---------- */
.cmdk { position: fixed; inset: 0; z-index: 200; display: none; }
.cmdk.open { display: block; }
.cmdk__scrim { position: absolute; inset: 0; background: rgba(0,0,0,.55); -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px); }
.cmdk__box {
  position: relative; width: min(640px, calc(100% - 32px)); margin: 12vh auto 0;
  background: var(--bg-2); border: 1px solid var(--hair-2); border-radius: 16px;
  box-shadow: 0 40px 120px rgba(0,0,0,.6); overflow: hidden;
  animation: cmdIn .22s var(--ease);
}
@keyframes cmdIn { from { opacity: 0; transform: translateY(-8px) scale(.98);} to { opacity:1; transform:none; } }
.cmdk__input-row { display: flex; align-items: center; gap: 12px; padding: 16px 18px; border-bottom: 1px solid var(--hair); }
.cmdk__input-row .prompt { font-family: var(--mono); color: var(--accent); font-weight: 700; }
.cmdk__input { flex: 1; background: none; border: 0; outline: 0; color: var(--ink); font-family: var(--mono); font-size: 16px; }
.cmdk__input::placeholder { color: var(--ink-3); }
.cmdk__list { max-height: 52vh; overflow-y: auto; padding: 8px; }
.cmdk__group { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-3); padding: 12px 12px 6px; }
.cmdk__item {
  display: flex; align-items: center; gap: 14px; padding: 11px 12px; border-radius: 9px; cursor: pointer;
}
.cmdk__item .ic { font-family: var(--mono); font-size: 12px; color: var(--ink-3); width: 22px; text-align: center; flex: none; }
.cmdk__item .t { font-family: var(--serif); font-size: 16px; color: var(--ink-1); flex: 1; }
.cmdk__item .k { font-family: var(--mono); font-size: 11px; color: var(--ink-3); }
.cmdk__item.active, .cmdk__item:hover { background: var(--panel-2); }
.cmdk__item.active .t { color: var(--accent); }
.cmdk__empty { padding: 28px 16px; text-align: center; color: var(--ink-3); font-family: var(--mono); font-size: 13px; }
.cmdk__foot { display: flex; gap: 18px; padding: 10px 16px; border-top: 1px solid var(--hair); font-family: var(--mono); font-size: 11px; color: var(--ink-3); }
.cmdk__foot kbd { border: 1px solid var(--hair-2); border-radius: 4px; padding: 0 5px; }

/* ---------- Filter chips ---------- */
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 30px; }
.chip {
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em;
  padding: 8px 14px; border-radius: 999px; border: 1px solid var(--hair-2);
  color: var(--ink-2); cursor: pointer; background: none;
  transition: all .2s var(--ease);
}
.chip:hover { color: var(--ink); border-color: var(--hair-3); }
.chip[aria-pressed="true"] { color: var(--ink-on-accent); background: var(--accent); border-color: var(--accent); }

/* search input (list pages) */
.search {
  display: flex; align-items: center; gap: 12px; width: 100%;
  border: 1px solid var(--hair-2); border-radius: 12px; padding: 13px 16px;
  background: var(--panel); margin-bottom: 18px;
}
.search input { flex: 1; background: none; border: 0; outline: 0; color: var(--ink); font-family: var(--mono); font-size: 14px; }
.search input::placeholder { color: var(--ink-3); }
.search .prompt { font-family: var(--mono); color: var(--accent); }

/* ---------- Empty / coming-soon state ---------- */
.empty { border: 1px solid var(--hair); border-radius: var(--r); background: var(--panel); padding: 26px; max-width: 620px; }
.empty__k { font-family: var(--mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent); margin-bottom: 8px; }
.empty p { color: var(--ink-1); font-size: 16px; line-height: 1.6; }
.empty a { color: var(--accent); border-bottom: 1px solid color-mix(in oklab, var(--accent) 40%, transparent); }
.empty a:hover { border-color: var(--accent); }

/* ---------- Post / article list rows ---------- */
.list { border-top: 1px solid var(--hair); }
.row {
  display: grid; grid-template-columns: 120px 1fr auto; gap: 24px; align-items: baseline;
  padding: 26px 8px; border-bottom: 1px solid var(--hair);
  transition: background .25s var(--ease), padding .25s var(--ease);
}
.row:hover { background: var(--panel-2); padding-inline: 18px 18px; }
.row.is-hidden { display: none; }
.row__date { font-family: var(--mono); font-size: 12.5px; color: var(--ink-3); letter-spacing: 0.04em; padding-top: 6px; }
.row__main h3 { font-family: var(--display); font-size: calc(25px * var(--d)); font-weight: 500; }
.row:hover .row__main h3 { color: var(--accent); }
.row__main p { color: var(--ink-2); margin-top: 8px; font-size: calc(16px * var(--d)); max-width: 70ch; }
.row__tags { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
.row__right { display: flex; align-items: center; gap: 14px; padding-top: 4px; }
@media (max-width: 720px) {
  .row { grid-template-columns: 1fr; gap: 10px; }
  .row__right { display: none; }
}

/* ---------- LinkedIn card ---------- */
.li-card {
  border: 1px solid var(--hair); border-radius: var(--r); background: var(--panel);
  padding: 26px; display: flex; flex-direction: column; gap: 16px; max-width: 620px;
}
.li-head { display: flex; align-items: center; gap: 14px; }
.li-avatar { width: 48px; height: 48px; border-radius: 50%; flex: none; display: grid; place-items: center; font-family: var(--mono); font-weight: 700; color: var(--ink-on-accent); background: var(--accent); }
.li-head .nm { font-family: var(--serif); font-size: 17px; color: var(--ink); }
.li-head .mt { font-family: var(--mono); font-size: 11.5px; color: var(--ink-3); }
.li-body { color: var(--ink-1); font-size: calc(17px * var(--d)); line-height: 1.62; }
.li-body .tag { color: var(--accent-2); }
.li-foot { display: flex; gap: 20px; font-family: var(--mono); font-size: 12px; color: var(--ink-3); padding-top: 14px; border-top: 1px solid var(--hair); }

/* ---------- GitHub repo cards ---------- */
.repo {
  display: flex; flex-direction: column; gap: 12px;
  border: 1px solid var(--hair); border-radius: var(--r); padding: 22px; background: var(--panel);
  transition: border-color .25s var(--ease), transform .25s var(--ease);
}
.repo:hover { border-color: var(--hair-3); transform: translateY(-3px); }
.repo__top { display: flex; align-items: center; gap: 9px; font-family: var(--mono); font-size: 14px; color: var(--ink); }
.repo__top svg { width: 16px; height: 16px; color: var(--ink-3); flex: none; }
.repo p { color: var(--ink-2); font-size: 15px; flex: 1; }
.repo__foot { display: flex; gap: 18px; font-family: var(--mono); font-size: 12px; color: var(--ink-3); align-items: center; }
.lang-dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; margin-right: 6px; }

/* ---------- Speaking list ---------- */
.talk { display: grid; grid-template-columns: 130px 1fr auto; gap: 22px; padding: 20px 6px; border-bottom: 1px solid var(--hair); align-items: baseline; }
.talk__when { font-family: var(--mono); font-size: 12.5px; color: var(--ink-3); }
.talk__what h3 { font-family: var(--display); font-size: calc(20px * var(--d)); font-weight: 500; }
.talk__what p { color: var(--ink-2); font-size: 15px; margin-top: 5px; }
.talk__where { font-family: var(--mono); font-size: 12px; color: var(--accent-2); text-align: right; }
@media (max-width: 700px) { .talk { grid-template-columns: 1fr; gap: 6px; } .talk__where { text-align: left; } }

/* ---------- Footer ---------- */
.foot { border-top: 1px solid var(--hair); padding-block: 56px 40px; margin-top: 40px; }
.foot__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 36px; }
@media (max-width: 760px) { .foot__grid { grid-template-columns: 1fr 1fr; gap: 28px; } }
.foot h4 { font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 16px; font-weight: 600; }
.foot a { display: flex; align-items: center; gap: 10px; color: var(--ink-2); font-family: var(--mono); font-size: 13px; padding: 7px 0; transition: color .2s var(--ease); }
.foot a:hover { color: var(--accent); }
.foot a svg { width: 15px; height: 15px; flex: none; }
.foot__big { font-family: var(--display); font-size: 28px; color: var(--ink); }
.foot__copy { margin-top: 40px; padding-top: 22px; border-top: 1px solid var(--hair); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-family: var(--mono); font-size: 11.5px; color: var(--ink-3); }
.foot__disc { margin-top: 16px; max-width: none; font-family: var(--mono); font-size: 11px; line-height: 1.7; color: var(--ink-3); }

/* ---------- Reveal (content always visible; gentle, freeze-safe lift) ----------
   Opacity stays 1 at all times so content can never be stuck invisible if the
   animation timeline is throttled/frozen (preview, print, background tab). */
.reveal { transform: translateY(8px); transition: transform .55s var(--ease); }
.reveal.in { transform: none; }
.reveal[data-d="1"] { transition-delay: .05s; }
.reveal[data-d="2"] { transition-delay: .10s; }
.reveal[data-d="3"] { transition-delay: .15s; }
.reveal[data-d="4"] { transition-delay: .20s; }
@media (prefers-reduced-motion: reduce) { .reveal { transform: none; transition: none; } }

/* ---------- Tweaks panel (vanilla) ---------- */
.tweaks {
  position: fixed; right: 16px; bottom: 16px; z-index: 2147483646; width: 264px;
  display: none; flex-direction: column;
  background: color-mix(in oklab, var(--bg-2) 92%, transparent);
  -webkit-backdrop-filter: blur(20px) saturate(150%); backdrop-filter: blur(20px) saturate(150%);
  border: 1px solid var(--hair-2); border-radius: 14px;
  box-shadow: 0 18px 50px rgba(0,0,0,.45);
  font-family: var(--mono); color: var(--ink-1);
}
.tweaks.open { display: flex; }
.tweaks__hd { display: flex; align-items: center; justify-content: space-between; padding: 13px 14px; border-bottom: 1px solid var(--hair); }
.tweaks__hd b { font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink); font-weight: 700; }
.tweaks__x { background: none; border: 0; color: var(--ink-3); cursor: pointer; font-size: 15px; width: 22px; height: 22px; border-radius: 6px; }
.tweaks__x:hover { color: var(--ink); background: var(--panel-2); }
.tweaks__body { padding: 14px; display: flex; flex-direction: column; gap: 16px; max-height: 70vh; overflow-y: auto; }
.twk-sect { font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-3); font-weight: 600; }
.twk-grp { display: flex; flex-direction: column; gap: 8px; }
.twk-seg { display: flex; gap: 4px; padding: 3px; background: var(--panel-2); border: 1px solid var(--hair); border-radius: 9px; }
.twk-seg button { flex: 1; border: 0; background: none; color: var(--ink-2); font-family: var(--mono); font-size: 11px; padding: 6px 4px; border-radius: 6px; cursor: pointer; letter-spacing: 0.04em; transition: all .15s var(--ease); }
.twk-seg button[aria-pressed="true"] { background: var(--accent); color: var(--ink-on-accent); font-weight: 600; }
.twk-swatches { display: flex; gap: 8px; }
.twk-sw { width: 30px; height: 30px; border-radius: 8px; border: 2px solid transparent; cursor: pointer; padding: 0; position: relative; }
.twk-sw[aria-pressed="true"] { border-color: var(--ink); }
.twk-reset { font-family: var(--mono); font-size: 11px; color: var(--ink-3); background: none; border: 1px solid var(--hair-2); border-radius: 8px; padding: 8px; cursor: pointer; letter-spacing: 0.06em; }
.twk-reset:hover { color: var(--ink); border-color: var(--hair-3); }

/* ---------- misc ---------- */
.eyebrow-num { font-family: var(--mono); color: var(--accent); font-size: 13px; letter-spacing: 0.1em; }
.lede { font-size: calc(22px * var(--d)); line-height: 1.5; color: var(--ink-1); max-width: 64ch; text-wrap: pretty; }
.prose p { margin-bottom: 20px; color: var(--ink-1); }
.prose p:first-of-type::first-letter { font-size: 3.4em; float: left; line-height: 0.8; padding: 6px 12px 0 0; color: var(--accent); font-family: var(--display); }
.divider-label { display: flex; align-items: center; gap: 18px; font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-3); margin: 0; }
.divider-label::before, .divider-label::after { content: ""; height: 1px; background: var(--hair); flex: 1; }

/* =============================================================
   Cyber FX — ambient, additive (never hides content if throttled)
   ============================================================= */
/* keep app content above the ambient layers (nav keeps its own z) */
main, .foot { position: relative; z-index: 1; }

/* drifting grid behind everything */
.fx-grid {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--hair) 1px, transparent 1px),
    linear-gradient(90deg, var(--hair) 1px, transparent 1px);
  background-size: 46px 46px; opacity: .4;
  -webkit-mask-image: radial-gradient(135% 95% at 50% 0%, #000, transparent 78%);
  mask-image: radial-gradient(135% 95% at 50% 0%, #000, transparent 78%);
  animation: fxGridDrift 26s linear infinite;
}
@keyframes fxGridDrift { to { background-position: 46px 46px, 46px 46px; } }

/* faint vertical-drifting scanlines + a single slow sweep bar */
.fx-scan {
  position: fixed; inset: 0; z-index: 2; pointer-events: none; opacity: .5;
  background: repeating-linear-gradient(to bottom, rgba(255,255,255,.022) 0 1px, transparent 1px 4px);
  animation: fxScanlines 9s linear infinite;
}
.fx-scan::after {
  content: ""; position: absolute; left: 0; right: 0; height: 180px; top: -200px;
  background: linear-gradient(to bottom, transparent, color-mix(in oklab, var(--accent-2) 9%, transparent), transparent);
  animation: fxSweep 7.5s linear infinite;
}
:root[data-theme="light"] .fx-scan { background: repeating-linear-gradient(to bottom, rgba(20,18,12,.03) 0 1px, transparent 1px 4px); opacity:.4; }
@keyframes fxScanlines { to { background-position: 0 8px; } }
@keyframes fxSweep { 0% { transform: translateY(0); } 100% { transform: translateY(calc(100vh + 220px)); } }

/* blinking terminal caret */
.caret {
  display: inline-block; width: .55ch; height: .92em; background: var(--accent);
  margin-left: .14em; transform: translateY(.06em); border-radius: 1px;
  box-shadow: 0 0 10px color-mix(in oklab, var(--accent) 70%, transparent);
  animation: fxBlink 1.1s steps(1) infinite;
}
@keyframes fxBlink { 0%,49%{opacity:1} 50%,100%{opacity:0} }

/* light sweep along the Codex feature card's top edge */
.home-feature { position: relative; overflow: hidden; }
.home-feature::after {
  content: ""; position: absolute; top: 0; left: -35%; width: 35%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  animation: fxEdge 4.5s linear infinite;
}
@keyframes fxEdge { to { left: 135%; } }

/* glitch flicker on the brand mark hover */
.brand:hover .brand__mark { animation: fxGlitch .38s steps(2) 1; }
@keyframes fxGlitch {
  0%   { transform: translate(0,0); clip-path: inset(0 0 0 0); }
  25%  { transform: translate(-1.5px,1px); clip-path: inset(15% 0 55% 0); }
  50%  { transform: translate(1.5px,-1px); clip-path: inset(55% 0 18% 0); }
  75%  { transform: translate(-1px,0); clip-path: inset(30% 0 40% 0); }
  100% { transform: translate(0,0); clip-path: inset(0 0 0 0); }
}

/* scramble: while a label is decoding, tint it mono-cyan */
.fx-scrambling { color: var(--accent-2) !important; }

@media (prefers-reduced-motion: reduce) {
  .fx-grid, .fx-scan, .fx-scan::after, .caret, .home-feature::after { animation: none; }
  .fx-scan { opacity: .25; }
}

/* ---------- Typewriter (type + delete) ---------- */
.type-wrap { font-style: italic; color: var(--accent); white-space: nowrap; }
.type { font-style: italic; }
.caret--type { vertical-align: baseline; transform: translateY(.06em); }

/* ---------- Boot intro overlay ---------- */
.boot {
  position: fixed; inset: 0; z-index: 4000; background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); cursor: pointer;
  background-image:
    linear-gradient(var(--hair) 1px, transparent 1px),
    linear-gradient(90deg, var(--hair) 1px, transparent 1px);
  background-size: 46px 46px;
  transition: opacity .5s var(--ease);
}
.boot::after { /* scanlines over the boot */
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .6;
  background: repeating-linear-gradient(to bottom, rgba(255,255,255,.03) 0 1px, transparent 1px 4px);
}
.boot.fade { opacity: 0; }
.boot__in { width: min(90vw, 540px); padding: 0 24px; position: relative; z-index: 1; }
.boot__ln { font-size: 13.5px; line-height: 2.05; color: var(--ink-2); white-space: pre-wrap; min-height: 1.6em; }
.boot__ln .ok { color: var(--accent-2); }
.boot__ln .p { color: var(--accent-2); }
.boot__ln .dim { color: var(--ink-3); }
.boot__grant { color: var(--accent); font-size: 16px; margin-top: 10px; letter-spacing: 0.02em; }
.boot__bar { display: inline-block; }
.boot__cur { display: inline-block; width: .55ch; height: 1em; background: var(--accent-2); transform: translateY(.12em); margin-left: 1px; animation: fxBlink 1s steps(1) infinite; }
.boot__skip { position: absolute; bottom: 22px; right: 26px; font-size: 11px; letter-spacing: 0.12em; color: var(--ink-3); text-transform: uppercase; }
.boot.glitch { animation: bootGlitch .22s steps(2) 2; }
@keyframes bootGlitch { 0%{transform:translate(0)} 25%{transform:translate(-3px,1px)} 50%{transform:translate(3px,-1px)} 75%{transform:translate(-2px,0)} 100%{transform:translate(0)} }
