/* ==========================================================================
   Briandana Riznov — "Vital Signs"
   Editorial paper + clinical monitor. Cobalt is taken from the portrait.
   ========================================================================== */

:root {
  --paper: #f1eee6;
  --paper-2: #e8e4d9;
  --card: #f8f6f0;
  --ink: #111110;
  --ink-2: #34332e;
  --muted: #75726a;
  --line: rgba(17, 17, 16, 0.14);
  --line-strong: rgba(17, 17, 16, 0.32);
  --cobalt: #0b4ed3;
  --cobalt-deep: #0838a0;
  --signal: #12b76a;
  --phosphor: #3df29a;
  --monitor: #0b0d0c;

  --serif: "Instrument Serif", "Times New Roman", serif;
  --sans: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Geist Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --gutter: clamp(16px, 4vw, 56px);
  --max: 1440px;
  --ease: cubic-bezier(0.2, 0.7, 0.1, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 16px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
/* Subtle paper grain */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: 100; pointer-events: none; opacity: .35; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3, h4, p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
em { font-style: italic; }
kbd {
  font: 500 11px/1 var(--mono); padding: 3px 5px; border: 1px solid var(--line-strong);
  border-bottom-width: 2px; border-radius: 4px; background: var(--card); color: var(--ink-2);
}
:focus-visible { outline: 2px solid var(--cobalt); outline-offset: 3px; }
::selection { background: var(--cobalt); color: #fff; }

.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; z-index: 200; background: var(--ink); color: var(--paper); padding: 8px 12px; }

/* ---------- Top bar ---------- */
.bar {
  position: fixed; inset: 0 0 auto; z-index: 50;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px var(--gutter);
  transition: background .3s, border-color .3s, padding .3s;
  border-bottom: 1px solid transparent;
}
.bar.is-scrolled { background: rgba(241, 238, 230, .82); backdrop-filter: blur(14px) saturate(1.4); border-color: var(--line); padding-block: 10px; }
.bar__mark { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.mono-badge {
  display: grid; place-items: center; width: 34px; height: 34px; border-radius: 9px;
  background: var(--ink); color: var(--paper); font: 500 12px/1 var(--mono); letter-spacing: .04em;
}
.bar__name { font-weight: 500; letter-spacing: -.01em; }
.bar__nav { display: flex; gap: 4px; font-size: 14px; }
.bar__nav a { text-decoration: none; padding: 6px 12px; border-radius: 99px; color: var(--ink-2); transition: background .2s, color .2s; }
.bar__nav a:hover, .bar__nav a.is-active { background: var(--ink); color: var(--paper); }
.bar__end { display: flex; align-items: center; gap: 10px; }
.pulse-pill {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 99px;
  border: 1px solid var(--line-strong); font: 500 12px/1 var(--mono); text-transform: uppercase; letter-spacing: .06em;
}
.pulse-pill i, .kicker .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--signal); box-shadow: 0 0 0 0 rgba(18, 183, 106, .6); animation: ping 2s infinite; }
@keyframes ping { 0% { box-shadow: 0 0 0 0 rgba(18,183,106,.55); } 80%, 100% { box-shadow: 0 0 0 10px rgba(18,183,106,0); } }
.kbd-btn { display: flex; gap: 3px; background: none; border: 0; cursor: pointer; padding: 4px; }

/* ---------- Shared ---------- */
.section {
  display: grid; grid-template-columns: minmax(140px, 1fr) 4fr; gap: 32px;
  max-width: var(--max); margin: 0 auto; padding: clamp(80px, 12vw, 160px) var(--gutter) 0;
}
.section__label {
  font: 500 12px/1.4 var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--muted);
  position: sticky; top: 96px; align-self: start; padding-top: 14px; border-top: 1px solid var(--ink);
}
.section__label span { color: var(--cobalt); margin-right: 6px; }
.section__label--dark { color: rgba(241,238,230,.55); border-color: rgba(241,238,230,.5); }
.section__label--dark span { color: var(--phosphor); }
.section__label--light { color: rgba(255,255,255,.7); border-color: rgba(255,255,255,.6); position: static; margin-bottom: 40px; max-width: 260px; }
.section__label--light span { color: #fff; }
.display {
  font: 400 clamp(44px, 7vw, 108px)/.95 var(--serif); letter-spacing: -.025em; margin-bottom: 36px;
}
.display em { color: var(--cobalt); }
.lede { font-size: clamp(18px, 1.6vw, 22px); color: var(--ink-2); max-width: 46ch; margin-bottom: 48px; }
.mono-h { font: 500 12px/1 var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--muted); margin-bottom: 20px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 22px; border-radius: 99px; font: 500 15px/1 var(--sans); text-decoration: none; cursor: pointer;
  border: 1px solid var(--ink); transition: transform .25s var(--ease), background .25s, color .25s;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(.98); }
.btn--ink { background: var(--ink); color: var(--paper); }
.btn--ink:hover { background: var(--cobalt); border-color: var(--cobalt); }
.btn--line { background: transparent; color: var(--ink); }
.btn--line:hover { background: var(--ink); color: var(--paper); }
.btn--ghost { background: transparent; border-color: transparent; font-family: var(--mono); font-size: 13px; color: var(--ink-2); text-decoration: underline; text-underline-offset: 4px; }
.btn--block { width: 100%; }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips li { font: 500 12px/1 var(--mono); padding: 7px 10px; border: 1px solid var(--line-strong); border-radius: 99px; color: var(--ink-2); }
.chips--sm li { font-size: 11px; padding: 5px 8px; }
.link-arrow { font: 500 13px/1 var(--mono); color: var(--cobalt); text-decoration: none; }

/* ---------- Hero ---------- */
.hero {
  max-width: var(--max); margin: 0 auto; min-height: min(100svh, 960px);
  display: grid; grid-template-columns: 1.65fr 1fr; gap: clamp(32px, 5vw, 80px); align-items: end;
  padding: 120px var(--gutter) 56px;
}
.kicker { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; font: 500 12px/1.4 var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--ink-2); margin-bottom: 28px; }
.kicker .sep { color: var(--muted); }
.hero__title { font: 400 clamp(46px, 6.6vw, 112px)/.93 var(--serif); letter-spacing: -.03em; margin-bottom: 32px; text-wrap: balance; }
.hero__title em { color: var(--cobalt); position: relative; white-space: nowrap; }
.hero__title em::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: .06em; height: .07em; background: var(--cobalt);
  transform: scaleX(0); transform-origin: left; animation: underline 1.2s .9s var(--ease) forwards;
}
@keyframes underline { to { transform: scaleX(1); } }
.hero__sub { font-size: clamp(17px, 1.4vw, 20px); color: var(--ink-2); max-width: 54ch; margin-bottom: 36px; }
.hero__cta { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }

.monitor { margin: 0; }
.monitor__screen {
  position: relative; aspect-ratio: 4 / 5; border-radius: 6px; overflow: hidden; background: var(--cobalt);
  box-shadow: 0 1px 0 var(--line), 0 40px 80px -40px rgba(11, 78, 211, .55);
}
.monitor__screen img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 20%; filter: contrast(1.03) saturate(1.02); }
.monitor__screen::after { /* scanlines */
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: repeating-linear-gradient(to bottom, rgba(255,255,255,.05) 0 1px, transparent 1px 3px);
}
.monitor__tag { position: absolute; z-index: 2; font: 500 10px/1.45 var(--mono); letter-spacing: .1em; color: rgba(255,255,255,.75); }
.monitor__tag b { color: #fff; font-weight: 500; }
.monitor__tag--tl { top: 14px; left: 14px; }
.monitor__tag--tr { top: 14px; right: 14px; text-align: right; }
.monitor__tag--bl { bottom: 14px; left: 14px; }
.monitor__tag--br { bottom: 14px; right: 14px; display: flex; align-items: center; gap: 6px; }
.rec { width: 7px; height: 7px; border-radius: 50%; background: #ff4d3d; animation: blink 1.4s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.monitor__scan {
  position: absolute; left: 0; right: 0; height: 30%; z-index: 1; pointer-events: none;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,.08), transparent);
  animation: scan 5s linear infinite;
}
@keyframes scan { from { top: -30%; } to { top: 100%; } }
.monitor__caption { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-top: 12px; font: 500 11px/1.5 var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.monitor__caption .ok { color: var(--signal); }

/* ---------- Vitals (monitor strip) ---------- */
.vitals { position: relative; background: var(--monitor); color: var(--paper); overflow: hidden; }
.vitals__trace { position: absolute; inset: 18px 0 auto; width: 100%; height: 120px; opacity: .9; }
.trace-base { fill: none; stroke: rgba(61, 242, 154, .18); stroke-width: 1.5; vector-effect: non-scaling-stroke; }
.trace-pulse {
  fill: none; stroke: var(--phosphor); stroke-width: 2.2; vector-effect: non-scaling-stroke; stroke-linecap: round; stroke-linejoin: round;
  stroke-dasharray: 140 860; stroke-dashoffset: 1000; filter: drop-shadow(0 0 6px rgba(61, 242, 154, .9));
  animation: sweep 4.2s linear infinite;
}
@keyframes sweep { to { stroke-dashoffset: 0; } }
.vitals__grid {
  position: relative; max-width: var(--max); margin: 0 auto; padding: 150px var(--gutter) 40px;
  display: grid; grid-template-columns: repeat(4, 1fr);
}
.vital { display: flex; flex-direction: column; gap: 6px; padding: 18px 20px 4px; border-left: 1px solid rgba(241,238,230,.16); }
.vital:first-child { border-left: 0; padding-left: 0; }
.vital__label { font: 500 11px/1.4 var(--mono); text-transform: uppercase; letter-spacing: .1em; color: rgba(241,238,230,.6); min-height: 2.8em; }
.vital__value { font: 400 clamp(48px, 6vw, 88px)/1 var(--serif); letter-spacing: -.02em; color: #fff; }
.vital:nth-child(1) .vital__value { color: var(--phosphor); }
.vital__note { font: 400 12px/1.4 var(--mono); color: rgba(241,238,230,.45); }

/* ---------- Manifesto ---------- */
.manifesto__text { columns: 2 320px; column-gap: 48px; font-size: 18px; color: var(--ink-2); margin-bottom: 72px; max-width: 980px; }
.manifesto__text p { margin-bottom: 1em; break-inside: avoid; }
.manifesto__text p:first-child::first-letter { font: 400 4.2em/.8 var(--serif); float: left; margin: .06em .08em 0 0; color: var(--cobalt); }
.principles { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--ink); }
.principles li { padding: 24px 24px 8px 0; border-right: 1px solid var(--line); margin-right: 24px; }
.principles li:last-child { border-right: 0; margin-right: 0; }
.principles__n { font: 500 12px/1 var(--mono); color: var(--cobalt); }
.principles h3 { font: 400 28px/1.05 var(--serif); margin: 16px 0 10px; letter-spacing: -.01em; }
.principles p { font-size: 15px; color: var(--ink-2); }

/* ---------- Work / case files ---------- */
.cases { border-top: 1px solid var(--ink); }
.case { border-bottom: 1px solid var(--line-strong); }
.case__head {
  display: grid; grid-template-columns: 72px 1fr 44px; align-items: center; gap: 16px;
  padding: 28px 0; cursor: pointer; list-style: none;
}
.case__head::-webkit-details-marker { display: none; }
.case__n { font: 500 13px/1 var(--mono); color: var(--muted); }
.case__name { display: block; font: 400 clamp(28px, 3.6vw, 52px)/1.02 var(--serif); letter-spacing: -.02em; transition: color .25s, transform .4s var(--ease); }
.case__head:hover .case__name { color: var(--cobalt); transform: translateX(8px); }
.case__meta { display: block; margin-top: 10px; font: 500 12px/1.4 var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.case__toggle { width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line-strong); position: relative; transition: background .25s, transform .4s var(--ease); }
.case__toggle::before, .case__toggle::after { content: ""; position: absolute; left: 50%; top: 50%; width: 14px; height: 1.5px; background: var(--ink); transform: translate(-50%, -50%); transition: transform .4s var(--ease), background .25s; }
.case__toggle::after { transform: translate(-50%, -50%) rotate(90deg); }
.case[open] .case__toggle { background: var(--ink); transform: rotate(180deg); }
.case[open] .case__toggle::before, .case[open] .case__toggle::after { background: var(--paper); }
.case[open] .case__toggle::after { transform: translate(-50%, -50%) rotate(0deg); }
.case__body { padding: 0 0 40px 88px; animation: open .5s var(--ease); }
@keyframes open { from { opacity: 0; transform: translateY(-8px); } }
.case__summary { font-size: 20px; color: var(--ink-2); max-width: 60ch; margin-bottom: 32px; }
.case__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; background: var(--card); border: 1px solid var(--line); border-radius: 6px; }
.case__grid > div { padding: 24px; border-right: 1px solid var(--line); }
.case__grid > div:last-child { border-right: 0; }
.case__grid h4 { font: 500 11px/1 var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--cobalt); margin-bottom: 14px; }
.case__grid p { font-size: 15px; color: var(--ink-2); }
.checks li { position: relative; padding-left: 22px; font-size: 15px; color: var(--ink-2); margin-bottom: 8px; }
.checks li::before { content: ""; position: absolute; left: 0; top: .5em; width: 12px; height: 7px; border-left: 2px solid var(--signal); border-bottom: 2px solid var(--signal); transform: rotate(-45deg); }
.case__shot { margin: 24px 0 0; border-radius: 6px; overflow: hidden; border: 1px solid var(--line); }
.case__foot { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin-top: 24px; }
.also { margin-top: 72px; }
.also li { display: grid; grid-template-columns: 120px minmax(180px, 1fr) 2fr; gap: 24px; padding: 18px 0; border-top: 1px solid var(--line); align-items: baseline; }
.also__year { font: 500 12px/1 var(--mono); color: var(--muted); }
.also__title { font: 400 24px/1.1 var(--serif); }
.also__sum { color: var(--ink-2); font-size: 15px; }

/* ---------- Path / timeline ---------- */
.timeline { position: relative; }
.tl { display: grid; grid-template-columns: 200px 48px 1fr; gap: 0 24px; position: relative; padding-bottom: 56px; }
.tl::before { content: ""; position: absolute; left: calc(200px + 24px + 23px); top: 40px; bottom: 0; width: 1px; background: var(--line-strong); }
.tl:last-child::before { display: none; }
.tl__when { padding-top: 10px; font: 500 13px/1.4 var(--mono); color: var(--ink); text-align: right; }
.tl__when small { display: block; color: var(--muted); font-size: 11px; margin-top: 4px; text-transform: uppercase; letter-spacing: .06em; }
.tl__rail svg { width: 48px; height: 40px; overflow: visible; }
.tl__rail path { fill: none; stroke: var(--cobalt); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; stroke-dasharray: 120; stroke-dashoffset: 120; transition: stroke-dashoffset 1.1s var(--ease) .2s; }
.tl.is-in .tl__rail path { stroke-dashoffset: 0; }
.tl--now .tl__rail path { stroke: var(--signal); }
.tl--now .tl__when span::before { content: "● NOW  "; color: var(--signal); }
.tl__what h3 { font: 400 clamp(28px, 3vw, 40px)/1.05 var(--serif); letter-spacing: -.015em; }
.tl__org { font-weight: 500; margin: 8px 0 14px; }
.tl__org span { color: var(--muted); font-weight: 400; }
.tl__sum { color: var(--ink-2); max-width: 64ch; margin-bottom: 14px; font-size: 17px; }
.tl__list { margin-bottom: 18px; max-width: 72ch; }
.tl__list li { position: relative; padding-left: 20px; margin-bottom: 7px; color: var(--ink-2); font-size: 15px; }
.tl__list li::before { content: "—"; position: absolute; left: 0; color: var(--cobalt); }

/* ---------- Toolkit (dark) ---------- */
.toolkit { background: var(--ink); color: var(--paper); margin-top: clamp(80px, 12vw, 160px); }
.toolkit__inner { display: grid; grid-template-columns: minmax(140px, 1fr) 4fr; gap: 32px; max-width: var(--max); margin: 0 auto; padding: clamp(80px, 10vw, 140px) var(--gutter); }
.toolkit .display em { color: var(--phosphor); }
.prompt { font: 400 14px/1 var(--mono); color: rgba(241,238,230,.6); margin: -12px 0 40px; }
.prompt span { color: var(--phosphor); }
.caret { display: inline-block; width: 8px; height: 16px; background: var(--phosphor); vertical-align: -3px; animation: blink 1s steps(2) infinite; }
.stack { margin: 0; border-top: 1px solid rgba(241,238,230,.2); }
.stack__row { display: grid; grid-template-columns: 200px 1fr; gap: 24px; padding: 20px 0; border-bottom: 1px solid rgba(241,238,230,.12); }
.stack dt { font: 500 14px/1.6 var(--mono); color: var(--phosphor); }
.stack dd { margin: 0; display: flex; flex-wrap: wrap; gap: 6px 22px; font-size: clamp(17px, 1.6vw, 22px); }
.stack dd span { transition: color .2s; }
.stack dd span:hover { color: var(--phosphor); }
.stack__row--hl { background: linear-gradient(90deg, rgba(11,78,211,.35), transparent 80%); margin: 0 calc(var(--gutter) * -0.5); padding-inline: calc(var(--gutter) * .5); }
.stack__row--hl dt { color: #fff; }

/* ---------- Credentials ---------- */
.creds__body { display: grid; grid-template-columns: 1fr 1.2fr; gap: clamp(32px, 5vw, 72px); }
.edu { padding: 28px 0; border-top: 1px solid var(--ink); }
.edu__period { font: 500 12px/1 var(--mono); color: var(--cobalt); }
.edu h4 { font: 400 30px/1.08 var(--serif); margin: 12px 0 6px; }
.edu__school { font-weight: 500; margin-bottom: 12px; }
.edu li { color: var(--ink-2); font-size: 15px; margin-bottom: 6px; padding-left: 18px; position: relative; }
.edu li::before { content: "·"; position: absolute; left: 4px; color: var(--cobalt); font-weight: 700; }
.ledger { border-top: 1px solid var(--ink); }
.ledger li { display: grid; grid-template-columns: 64px 1fr auto; gap: 16px; align-items: baseline; padding: 16px 0; border-bottom: 1px solid var(--line); }
.ledger__y { font: 500 13px/1 var(--mono); color: var(--muted); }
.ledger__t { font-size: 17px; font-weight: 500; }
.ledger__t small { display: block; font-weight: 400; color: var(--muted); font-size: 14px; }
.ledger__k { font: 500 10px/1 var(--mono); text-transform: uppercase; letter-spacing: .08em; padding: 5px 8px; border-radius: 99px; border: 1px solid var(--line-strong); color: var(--ink-2); }

/* ---------- Contact (cobalt) ---------- */
.contact { background: var(--cobalt); color: #fff; margin-top: clamp(80px, 12vw, 160px); position: relative; overflow: hidden; }
.contact::before { /* ECG watermark */
  content: ""; position: absolute; inset: auto -10% 8% -10%; height: 220px; opacity: .14; pointer-events: none;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 360 120'%3E%3Cpath d='M0 70H110Q125 56 140 70H158L166 80 178 12 190 100 199 70H228Q252 46 276 70H360' fill='none' stroke='white' stroke-width='2'/%3E%3C/svg%3E") repeat-x left center / 360px 120px;
}
.contact__inner { position: relative; display: grid; grid-template-columns: 1.3fr 1fr; gap: clamp(32px, 6vw, 96px); max-width: var(--max); margin: 0 auto; padding: clamp(80px, 10vw, 140px) var(--gutter); }
.contact__title { font: 400 clamp(52px, 7.5vw, 120px)/.92 var(--serif); letter-spacing: -.03em; margin-bottom: 28px; }
.contact__title em { color: var(--phosphor); }
.contact__text { font-size: 19px; color: rgba(255,255,255,.85); max-width: 46ch; margin-bottom: 40px; }
.big-mail {
  display: inline-flex; flex-direction: column; align-items: flex-start; gap: 6px; background: none; border: 0; padding: 0; cursor: pointer; color: #fff; text-align: left;
  font: 400 clamp(24px, 3.2vw, 44px)/1.1 var(--serif); border-bottom: 2px solid rgba(255,255,255,.4); padding-bottom: 8px; transition: border-color .25s; max-width: 100%; overflow-wrap: anywhere;
}
.big-mail:hover { border-color: #fff; }
.big-mail small { font: 500 11px/1 var(--mono); text-transform: uppercase; letter-spacing: .1em; color: rgba(255,255,255,.6); }
.contact__links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 36px; }
.contact__links a { display: inline-block; padding: 10px 16px; border: 1px solid rgba(255,255,255,.45); border-radius: 99px; text-decoration: none; font: 500 13px/1 var(--mono); transition: background .2s, color .2s; }
.contact__links a:hover { background: #fff; color: var(--cobalt); }

.form { background: var(--paper); color: var(--ink); border-radius: 8px; padding: clamp(24px, 3vw, 36px); align-self: start; box-shadow: 0 40px 80px -40px rgba(0,0,0,.5); }
.form__title { font: 400 32px/1 var(--serif); margin-bottom: 20px; }
.field { display: block; margin-bottom: 16px; }
.field span { display: block; font: 500 11px/1 var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--ink-2); margin-bottom: 8px; }
.field em { text-transform: none; color: var(--muted); }
.field input, .field textarea {
  width: 100%; font: 400 16px/1.4 var(--sans); color: var(--ink); background: var(--card);
  border: 1px solid var(--line-strong); border-radius: 6px; padding: 12px 14px; transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field textarea:focus { outline: 0; border-color: var(--cobalt); box-shadow: 0 0 0 3px rgba(11,78,211,.15); }
.field textarea { resize: vertical; min-height: 110px; }
.hp { position: absolute; left: -9999px; }
.form__status { min-height: 1.4em; margin-top: 12px; font: 500 13px/1.4 var(--mono); }
.form__status.is-ok { color: var(--signal); }
.form__status.is-error { color: #c4321f; }

/* ---------- Footer ---------- */
.foot { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; max-width: var(--max); margin: 0 auto; padding: 28px var(--gutter); font: 400 12px/1.6 var(--mono); color: var(--muted); }

/* ---------- Command palette ---------- */
.palette { width: min(560px, calc(100vw - 32px)); padding: 0; border: 1px solid var(--line-strong); border-radius: 12px; background: var(--card); color: var(--ink); box-shadow: 0 40px 100px -20px rgba(0,0,0,.45); }
.palette::backdrop { background: rgba(17,17,16,.35); backdrop-filter: blur(4px); }
.palette__input { width: 100%; border: 0; border-bottom: 1px solid var(--line); background: transparent; padding: 18px 20px; font: 400 17px/1 var(--sans); color: var(--ink); }
.palette__input:focus { outline: 0; }
.palette__list { max-height: 50vh; overflow: auto; padding: 8px; }
.palette__list li { padding: 11px 12px; border-radius: 8px; cursor: pointer; font-size: 15px; }
.palette__list li[aria-selected="true"] { background: var(--ink); color: var(--paper); }
.palette__list li[hidden] { display: none; }
.palette__hint { display: flex; gap: 6px; align-items: center; padding: 10px 16px; border-top: 1px solid var(--line); font: 400 11px/1 var(--mono); color: var(--muted); }

/* ---------- Reveal ---------- */
[data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .9s var(--ease) var(--d, 0ms), transform .9s var(--ease) var(--d, 0ms); }
[data-reveal].is-in { opacity: 1; transform: none; }
.no-js [data-reveal] { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  [data-reveal] { opacity: 1; transform: none; }
  .trace-pulse { stroke-dasharray: none; stroke-dashoffset: 0; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .bar__nav { display: none; }
  .principles { grid-template-columns: repeat(2, 1fr); }
  .principles li:nth-child(2) { border-right: 0; margin-right: 0; }
  .case__grid { grid-template-columns: 1fr; }
  .case__grid > div { border-right: 0; border-bottom: 1px solid var(--line); }
  .case__grid > div:last-child { border-bottom: 0; }
}
@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; min-height: auto; padding-top: 104px; }
  .monitor { order: -1; max-width: 360px; }
  .monitor__screen { aspect-ratio: 1 / 1; }
  .section, .toolkit__inner { grid-template-columns: 1fr; gap: 20px; }
  .section__label { position: static; max-width: 220px; }
  .vitals__grid { grid-template-columns: repeat(2, 1fr); padding-top: 140px; gap: 24px 0; }
  .vital:nth-child(3) { border-left: 0; padding-left: 0; }
  .creds__body, .contact__inner { grid-template-columns: 1fr; }
  .tl { grid-template-columns: 32px 1fr; }
  .tl__when { grid-column: 2; text-align: left; padding-top: 0; margin-bottom: 8px; }
  .tl__rail { grid-column: 1; grid-row: 1 / span 2; }
  .tl__rail svg { width: 32px; }
  .tl__what { grid-column: 2; }
  .tl::before { left: 15px; top: 36px; }
  .case__head { grid-template-columns: 40px 1fr 40px; }
  .case__body { padding-left: 0; }
  .also li { grid-template-columns: 1fr; gap: 4px; }
  .stack__row { grid-template-columns: 1fr; gap: 10px; }
}
@media (max-width: 520px) {
  .bar__name, .pulse-pill { display: none; }
  .principles { grid-template-columns: 1fr; }
  .principles li { border-right: 0; margin-right: 0; border-bottom: 1px solid var(--line); }
  .vital__label { min-height: 0; }
  .vital { padding: 12px 12px 0; }
  .ledger li { grid-template-columns: 52px 1fr; }
  .ledger__k { display: none; }
  .foot { flex-direction: column; }
}