/* ============================================================
   EARWORM: dissertation showcase
   Signal-lab aesthetic. Teal = benign, coral = breach.
   ============================================================ */

:root {
  --ink:        #0a0f15;
  --ink-2:      #0e1620;
  --ink-3:      #152230;
  --panel:      rgba(255, 255, 255, 0.028);
  --panel-2:    rgba(255, 255, 255, 0.045);
  --line:       rgba(110, 150, 165, 0.15);
  --line-2:     rgba(110, 150, 165, 0.28);

  --text:       #e6ecf2;
  --muted:      #8494a2;
  --faint:      #6a7a88;

  --signal:     #3fb0bd;   /* benign speech / primary, WORM teal, brightened */
  --signal-dim: #117379;   /* logo teal, mid */
  --breach:     #ef3b34;   /* attack / violation, breached earcup red */
  --breach-dim: #b81210;   /* logo red, deep */
  --partial:    #ee9a34;   /* partial success, EAR orange */
  --amber:      #f4ab5c;   /* logo body binary, highlight accent */

  --display: 'Space Grotesk', system-ui, sans-serif;
  --body:    'Inter', system-ui, sans-serif;
  --mono:    'JetBrains Mono', ui-monospace, monospace;

  --maxw: 1180px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  background: var(--ink);
  color: var(--text);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

::selection { background: var(--signal); color: var(--ink); }

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

/* ---------- shared layout ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding-inline: var(--gutter); }

section { position: relative; }

.section-pad { padding-block: clamp(5rem, 12vh, 9rem); }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--signal);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.eyebrow::before {
  content: '';
  width: 1.6rem; height: 1px;
  background: var(--signal);
  opacity: 0.6;
}
.eyebrow.breach { color: var(--breach); }
.eyebrow.breach::before { background: var(--breach); }

h2.section-title {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(2rem, 5.2vw, 3.6rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin-block: 1.1rem 1.4rem;
  max-width: 20ch;
}
.lede {
  font-size: clamp(1.05rem, 2vw, 1.28rem);
  color: var(--muted);
  max-width: 60ch;
  line-height: 1.6;
}
.lede strong { color: var(--text); font-weight: 600; }

/* reveal animation base (GSAP toggles .is-in) */
.reveal { opacity: 0; transform: translateY(26px); }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1 !important; transform: none !important; }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 60;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem var(--gutter);
  font-family: var(--mono);
  font-size: 0.78rem; letter-spacing: 0.04em;
  transition: background .4s ease, backdrop-filter .4s ease, border-color .4s ease;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(7, 11, 20, 0.72);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav .brand { display: flex; align-items: center; gap: 0.55rem; font-family: var(--display); font-weight: 700; letter-spacing: -0.01em; font-size: 1.05rem; color: var(--text); }
.nav .brand .mark { height: 30px; width: auto; display: block; filter: drop-shadow(0 2px 6px rgba(0,0,0,0.45)); }
.nav .brand .wordmark { line-height: 1; }
.ear  { color: var(--partial); }
.worm { color: var(--signal); }
@media (max-width: 460px) { .nav .brand .wordmark { display: none; } }
.nav .links { display: flex; gap: 1.6rem; color: var(--muted); }
.nav .links a { position: relative; transition: color .25s; }
.nav .links a:hover { color: var(--text); }
.nav .links a::after {
  content: ''; position: absolute; left: 0; bottom: -4px; height: 1px; width: 0;
  background: var(--signal); transition: width .3s ease;
}
.nav .links a:hover::after { width: 100%; }
@media (max-width: 720px) { .nav .links { display: none; } }

/* ============================================================
   HERO
   ============================================================ */
.hero { position: relative; min-height: 100svh; display: flex; align-items: center; overflow: hidden; }
#hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 0; display: block; }
.hero::after { /* vignette + floor fade so text sits cleanly */
  content: ''; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background:
    linear-gradient(to right, rgba(7,11,20,0.82), rgba(7,11,20,0.35) 45%, transparent 70%),
    radial-gradient(120% 90% at 50% 30%, transparent 40%, rgba(7,11,20,0.5) 100%),
    linear-gradient(to bottom, rgba(7,11,20,0.35), transparent 22%, transparent 68%, var(--ink) 100%);
}
.hero .wrap { position: relative; z-index: 2; width: 100%; }

.hero-kicker {
  font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.26em; text-transform: uppercase;
  color: var(--muted); display: flex; flex-wrap: wrap; gap: 0.5rem 1.2rem; margin-bottom: 1.8rem;
}
.hero-kicker .tag { color: var(--signal); }

.hero h1 {
  font-family: var(--display); font-weight: 700;
  font-size: clamp(3.4rem, 15vw, 11rem);
  line-height: 0.86; letter-spacing: -0.04em;
  margin: 0; color: var(--text);
  position: relative;
}
.hero h1 .glyph { display: inline-block; will-change: transform, opacity; }
.hero h1 .buried {
  /* the "worm": a coral echo offset beneath, the buried payload motif */
  position: absolute; left: 0; top: 0.14em; z-index: -1;
  color: var(--breach); opacity: 0.0;
  filter: blur(2px);
  transform: translateY(6px);
}

.hero-sub {
  margin-top: 1.8rem; max-width: 40ch;
  font-size: clamp(1.05rem, 2.4vw, 1.4rem);
  color: var(--muted); line-height: 1.5;
}
.hero-sub b { color: var(--text); font-weight: 600; }

.hero-cta { margin-top: 2.4rem; display: flex; flex-wrap: wrap; gap: 0.9rem 1rem; align-items: center; }

.btn {
  font-family: var(--mono); font-size: 0.82rem; letter-spacing: 0.05em;
  padding: 0.85rem 1.4rem; border-radius: 8px; cursor: pointer;
  border: 1px solid var(--line-2); background: var(--panel-2); color: var(--text);
  display: inline-flex; align-items: center; gap: 0.6rem;
  transition: transform .25s ease, border-color .25s ease, background .25s ease, color .25s;
}
.btn:hover { transform: translateY(-3px); border-color: var(--signal); }
.btn.primary { background: var(--signal); color: var(--ink); border-color: var(--signal); font-weight: 500; }
.btn.primary:hover { box-shadow: 0 10px 30px -8px rgba(63,176,189,0.5); }
.btn svg { width: 15px; height: 15px; }

.scroll-cue {
  position: absolute; left: 50%; bottom: 2rem; transform: translateX(-50%); z-index: 3;
  font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.24em; text-transform: uppercase;
  color: var(--faint); display: flex; flex-direction: column; align-items: center; gap: 0.7rem;
}
.scroll-cue .bar { width: 1px; height: 42px; background: linear-gradient(var(--signal), transparent); position: relative; overflow: hidden; }
.scroll-cue .bar::after {
  content: ''; position: absolute; top: -50%; left: 0; width: 100%; height: 50%;
  background: var(--text); animation: cueDrop 2.2s ease-in-out infinite;
}
@keyframes cueDrop { 0% { top: -50%; } 60%,100% { top: 100%; } }
@media (prefers-reduced-motion: reduce) { .scroll-cue .bar::after { animation: none; } }

/* ============================================================
   THESIS / QUESTION
   ============================================================ */
.thesis { border-top: 1px solid var(--line); }
.thesis .q {
  font-family: var(--display); font-weight: 500;
  font-size: clamp(1.8rem, 5vw, 3.4rem); line-height: 1.12; letter-spacing: -0.02em;
  max-width: 22ch;
}
.thesis .q .hl { color: var(--signal); }
.thesis .q .hl-b { color: var(--breach); }
.thesis-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: clamp(2rem, 5vw, 5rem); align-items: end; }
@media (max-width: 820px) { .thesis-grid { grid-template-columns: 1fr; } }
.thesis .aside { font-size: 0.98rem; color: var(--muted); border-left: 1px solid var(--line-2); padding-left: 1.4rem; }
.thesis .aside p + p { margin-top: 1rem; }

/* ============================================================
   HEADLINE FINDING: the interactive burial demo
   ============================================================ */
.finding { background: linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 50%, var(--ink) 100%); border-top: 1px solid var(--line); }

.demo {
  margin-top: 3rem;
  display: grid; grid-template-columns: 1.5fr 1fr; gap: clamp(1.5rem, 3vw, 2.4rem);
  align-items: stretch;
}
@media (max-width: 900px) { .demo { grid-template-columns: 1fr; } }

.demo-stage {
  position: relative; border: 1px solid var(--line); border-radius: 16px;
  background: var(--panel); padding: 1.6rem 1.6rem 1.2rem; overflow: hidden;
}
.demo-stage .stage-label {
  font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--faint); display: flex; justify-content: space-between; margin-bottom: 0.6rem;
}
#burial-canvas { width: 100%; height: 240px; display: block; }
.legend { display: flex; gap: 1.4rem; font-family: var(--mono); font-size: 0.72rem; color: var(--muted); margin-top: 0.4rem; }
.legend span { display: inline-flex; align-items: center; gap: 0.45rem; }
.legend i { width: 12px; height: 3px; border-radius: 2px; display: inline-block; }
.legend .sig { background: var(--signal); }
.legend .brc { background: var(--breach); }

.demo-controls { display: flex; flex-direction: column; gap: 1.2rem; }
.control-card {
  border: 1px solid var(--line); border-radius: 16px; background: var(--panel); padding: 1.4rem;
}
.control-card h4 { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); font-weight: 500; margin-bottom: 1rem; }

.db-readout { display: flex; align-items: baseline; gap: 0.5rem; margin-bottom: 0.4rem; }
.db-readout .val { font-family: var(--display); font-weight: 700; font-size: 2.6rem; color: var(--text); line-height: 1; }
.db-readout .unit { font-family: var(--mono); font-size: 0.9rem; color: var(--muted); }
.db-caption { font-size: 0.86rem; color: var(--muted); min-height: 2.6em; }

input[type=range] {
  -webkit-appearance: none; appearance: none; width: 100%; height: 4px; margin-top: 0.9rem;
  background: linear-gradient(90deg, var(--breach-dim), var(--breach)); border-radius: 3px; outline: none; cursor: pointer;
}
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none; width: 22px; height: 22px; border-radius: 50%;
  background: var(--text); border: 3px solid var(--breach); box-shadow: 0 0 0 4px rgba(239,59,52,0.18); cursor: pointer;
  transition: transform .15s;
}
input[type=range]::-webkit-slider-thumb:hover { transform: scale(1.12); }
input[type=range]::-moz-range-thumb { width: 22px; height: 22px; border-radius: 50%; background: var(--text); border: 3px solid var(--breach); cursor: pointer; }
.range-scale { display: flex; justify-content: space-between; font-family: var(--mono); font-size: 0.64rem; color: var(--faint); margin-top: 0.5rem; }

.result-card { text-align: left; }
.result-figure { display: flex; align-items: baseline; gap: 0.6rem; }
.result-figure .big { font-family: var(--display); font-weight: 700; font-size: 3.2rem; line-height: 1; color: var(--breach); transition: color .3s; }
.result-figure .big.zero { color: var(--faint); }
.result-figure .sub { font-family: var(--mono); font-size: 0.8rem; color: var(--muted); }
.result-note { font-size: 0.86rem; color: var(--muted); margin-top: 0.6rem; }

.punchline {
  margin-top: 2.6rem; border: 1px solid var(--line-2); border-left: 3px solid var(--signal);
  border-radius: 12px; background: var(--panel); padding: 1.6rem 1.8rem;
  display: grid; grid-template-columns: auto 1fr; gap: 1.4rem; align-items: center;
}
@media (max-width: 620px) { .punchline { grid-template-columns: 1fr; } }
.punchline .stat { font-family: var(--display); font-weight: 700; font-size: clamp(2.4rem,7vw,3.4rem); color: var(--signal); line-height: 1; white-space: nowrap; }
.punchline .txt { font-size: 1rem; color: var(--text); }
.punchline .txt b { color: var(--signal); }

/* ============================================================
   FRAMEWORK: Tech Direct testbed
   ============================================================ */
.framework { border-top: 1px solid var(--line); }
.simple-grid {
  margin-top: 3rem;
  display: block;
}
.simple-flow {
  position: relative;
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(0.9rem, 2vw, 1.25rem); align-items: stretch;
  isolation: isolate;
}
.simple-flow::before {
  content: '';
  position: absolute; left: 5%; right: 5%; top: 50%; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(63,176,189,0.45), rgba(239,59,52,0.45), transparent);
  z-index: -1;
}
.simple-node {
  border: 1px solid var(--line); border-radius: 14px;
  background: rgba(255,255,255,0.032);
  padding: clamp(1.1rem, 2vw, 1.35rem);
  min-height: 15.5rem;
  display: flex; flex-direction: column; justify-content: space-between;
  transition: border-color .35s ease, background .35s ease, transform .35s ease, box-shadow .35s ease;
}
.simple-node.is-active {
  border-color: rgba(63,176,189,0.75);
  background: rgba(63,176,189,0.08);
  transform: translateY(-4px);
  box-shadow: 0 18px 45px -34px rgba(63,176,189,0.95);
}
.simple-node.risk.is-active {
  border-color: rgba(239,59,52,0.75);
  background: rgba(239,59,52,0.075);
  box-shadow: 0 18px 45px -34px rgba(239,59,52,0.95);
}
.simple-ic {
  width: 2.2rem; height: 2.2rem; border-radius: 50%;
  display: inline-grid; place-items: center;
  font-family: var(--mono); font-size: 0.72rem; color: var(--signal);
  border: 1px solid var(--line-2);
}
.simple-node.risk .simple-ic { color: var(--breach); }
.simple-node h3 {
  font-family: var(--display); font-weight: 600;
  font-size: clamp(1.05rem, 1.8vw, 1.3rem); line-height: 1.08; letter-spacing: -0.01em;
  margin-top: 1.4rem;
}
.simple-node p {
  color: var(--muted); font-size: 0.9rem; line-height: 1.5; margin-top: 0.9rem;
}
.simple-arrow {
  display: none;
}
@media (max-width: 720px) {
  .simple-flow { grid-template-columns: 1fr; }
  .simple-flow::before { display: none; }
  .simple-node { min-height: auto; }
  .simple-arrow {
    display: grid; place-items: center; min-height: 1.4rem;
  }
  .simple-arrow span {
    width: 1px; height: 1.4rem; background: linear-gradient(var(--signal), transparent);
  }
}
@media (prefers-reduced-motion: reduce) {
  .simple-node { transition: none !important; transform: none !important; }
}

/* ============================================================
   DATASET
   ============================================================ */
.dataset { background: var(--ink-2); border-top: 1px solid var(--line); }
.corpus { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; margin-top: 3rem; }
@media (max-width: 860px) { .corpus { grid-template-columns: 1fr; } }
.corpus-card { border: 1px solid var(--line); border-radius: 16px; padding: 1.6rem; background: var(--panel); position: relative; overflow: hidden; }
.corpus-card .fam { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); }
.corpus-card .count { font-family: var(--display); font-weight: 700; font-size: 3rem; line-height: 1; margin: 0.4rem 0 0.2rem; }
.corpus-card.semantic .count { color: var(--breach); }
.corpus-card.acoustic .count { color: var(--partial); }
.corpus-card.benign .count { color: var(--signal); }
.corpus-card .caption { font-size: 0.9rem; color: var(--muted); }
.corpus-card .breakdown { margin-top: 1.2rem; border-top: 1px solid var(--line); padding-top: 1rem; display: flex; flex-direction: column; gap: 0.5rem; }
.corpus-card .breakdown .row { display: flex; justify-content: space-between; font-family: var(--mono); font-size: 0.76rem; color: var(--muted); }
.corpus-card .breakdown .row b { color: var(--text); font-weight: 500; }

/* ============================================================
   RESULTS: charts
   ============================================================ */
.results { border-top: 1px solid var(--line); }
.chart-block { margin-top: 3rem; }
.chart-block + .chart-block { margin-top: 4.5rem; }
.chart-head { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.6rem; }
.chart-head h3 { font-family: var(--display); font-weight: 500; font-size: clamp(1.3rem,3vw,1.8rem); letter-spacing: -0.01em; }
.chart-head .note { font-family: var(--mono); font-size: 0.74rem; color: var(--muted); max-width: 34ch; text-align: right; }
@media (max-width: 620px){ .chart-head .note { text-align: left; } }

/* horizontal bars */
.bars { display: flex; flex-direction: column; gap: 1.15rem; }
.bar-row { display: grid; grid-template-columns: 130px 1fr; gap: 1rem; align-items: center; }
@media (max-width: 560px){ .bar-row { grid-template-columns: 92px 1fr; } }
.bar-row .label { font-family: var(--mono); font-size: 0.8rem; color: var(--text); }
.bar-row .label small { display: block; color: var(--faint); font-size: 0.66rem; }
.bar-track { position: relative; height: 34px; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; overflow: visible; }
.bar-fill { position: absolute; inset: 0 auto 0 0; width: var(--w, 0%); border-radius: 7px; min-width: 6px; }
.bar-fill .lbl {
  position: absolute; left: calc(100% + 10px); top: 50%; transform: translateY(-50%);
  font-family: var(--mono); font-size: 0.78rem; font-weight: 500; color: var(--text); white-space: nowrap;
}
.bar-fill .lbl .ci { color: var(--muted); }
@media (max-width: 560px) { .bar-fill .lbl .ci { display: none; } }
.bar-fill.breach { background: linear-gradient(90deg, var(--breach-dim), var(--breach)); }
.bar-fill.signal { background: linear-gradient(90deg, var(--signal-dim), var(--signal)); }
.bar-fill.partial { background: linear-gradient(90deg, #a9791f, var(--partial)); }
.bar-empty {
  position: absolute; inset: 0; display: flex; align-items: center; padding-left: 0.8rem;
  font-family: var(--mono); font-size: 0.76rem; color: var(--muted);
}

/* paired semantic vs acoustic */
.pair-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.2rem; }
@media (max-width: 780px){ .pair-grid { grid-template-columns: 1fr; } }
.pair-card { border: 1px solid var(--line); border-radius: 14px; background: var(--panel); padding: 1.4rem; }
.pair-card .m { font-family: var(--mono); font-size: 0.76rem; color: var(--text); margin-bottom: 1.1rem; letter-spacing: 0.04em; }
.pair-metric { margin-bottom: 1rem; }
.pair-metric .k { font-family: var(--mono); font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); display: flex; justify-content: space-between; }
.pair-bar { height: 10px; border-radius: 5px; background: var(--panel-2); margin-top: 0.45rem; overflow: hidden; }
.pair-bar > i { display: block; height: 100%; width: var(--w, 0%); border-radius: 5px; }
.pair-metric.sem .pair-bar > i { background: var(--breach); }
.pair-metric.aco .pair-bar > i { background: var(--partial); }
.pair-card .gap { margin-top: 0.6rem; font-family: var(--mono); font-size: 0.72rem; color: var(--signal); }

/* standout callout */
.standout { margin-top: 4.5rem; border: 1px solid var(--breach-dim); border-radius: 18px; background: linear-gradient(135deg, rgba(239,59,52,0.09), transparent 60%); padding: clamp(1.8rem,4vw,2.8rem); display: grid; grid-template-columns: auto 1fr; gap: clamp(1.5rem,4vw,3rem); align-items: center; }
@media (max-width: 720px){ .standout { grid-template-columns: 1fr; } }
.standout .huge { font-family: var(--display); font-weight: 700; font-size: clamp(4rem,14vw,8rem); line-height: 0.85; color: var(--breach); letter-spacing: -0.03em; }
.standout .huge .cap { display: block; font-size: 0.9rem; vertical-align: baseline; color: var(--muted); font-family: var(--mono); letter-spacing: 0.08em; margin-top: 0.6rem; }
.standout .txt h3 { font-family: var(--display); font-weight: 500; font-size: clamp(1.2rem,2.6vw,1.6rem); margin-bottom: 0.7rem; }
.standout .txt p { color: var(--muted); font-size: 0.98rem; }
.standout .txt p b { color: var(--text); }

/* ============================================================
   MEANING / conclusions
   ============================================================ */
.meaning { background: var(--ink-2); border-top: 1px solid var(--line); }
.concl { display: grid; grid-template-columns: repeat(2,1fr); gap: 1.2rem; margin-top: 3rem; counter-reset: c; }
@media (max-width: 760px){ .concl { grid-template-columns: 1fr; } }
.concl-card { border: 1px solid var(--line); border-radius: 16px; background: var(--panel); padding: 1.8rem; position: relative; }
.concl-card::before {
  counter-increment: c; content: counter(c, decimal-leading-zero);
  font-family: var(--mono); font-size: 0.74rem; color: var(--signal); letter-spacing: 0.1em;
}
.concl-card h4 { font-family: var(--display); font-weight: 500; font-size: 1.28rem; margin: 0.7rem 0 0.6rem; letter-spacing: -0.01em; }
.concl-card p { color: var(--muted); font-size: 0.96rem; }
.concl-card.key { border-color: var(--signal-dim); }

.defence { margin-top: 3rem; border: 1px solid var(--line-2); border-radius: 18px; padding: clamp(1.8rem,4vw,2.6rem); background: var(--panel); }
.defence .eyebrow { margin-bottom: 1rem; }
.defence p { font-size: clamp(1.1rem,2.4vw,1.5rem); font-family: var(--display); font-weight: 400; line-height: 1.4; letter-spacing: -0.01em; max-width: 42ch; }
.defence p b { color: var(--signal); font-weight: 500; }

/* ============================================================
   ETHICS strip
   ============================================================ */
.ethics { border-top: 1px solid var(--line); }
.ethics-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1rem; margin-top: 2.6rem; }
@media (max-width: 820px){ .ethics-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 460px){ .ethics-grid { grid-template-columns: 1fr; } }
.ethics-item { border: 1px solid var(--line); border-radius: 12px; padding: 1.3rem; background: var(--panel); }
.ethics-item .ic { color: var(--signal); font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.12em; }
.ethics-item h5 { font-size: 1rem; margin: 0.6rem 0 0.4rem; font-weight: 600; }
.ethics-item p { font-size: 0.85rem; color: var(--muted); }

/* ============================================================
   FOOTER
   ============================================================ */
.foot { border-top: 1px solid var(--line); background: var(--ink-2); }
.foot .wrap { padding-block: clamp(3.5rem,8vh,6rem); }
.foot-top { display: grid; grid-template-columns: 1.4fr 1fr; gap: clamp(2rem,5vw,4rem); align-items: start; }
@media (max-width: 760px){ .foot-top { grid-template-columns: 1fr; } }
.foot h2 { font-family: var(--display); font-weight: 700; font-size: clamp(2.2rem,6vw,3.4rem); letter-spacing: -0.02em; line-height: 1; }
.foot .meta { font-family: var(--mono); font-size: 0.8rem; color: var(--muted); display: flex; flex-direction: column; gap: 0.55rem; }
.foot .meta .row {
  display: grid;
  grid-template-columns: minmax(7rem, 0.8fr) minmax(15rem, 1.4fr);
  gap: 1.5rem;
  align-items: baseline;
  border-bottom: 1px dotted var(--line);
  padding-bottom: 0.5rem;
}
.foot .meta .row b { color: var(--text); font-weight: 500; text-align: right; overflow-wrap: anywhere; }
.foot .meta .row b a { transition: color .2s ease; }
.foot .meta .row b a:hover { color: var(--signal); }
@media (max-width: 760px){
  .foot .meta .row { grid-template-columns: 1fr; gap: 0.2rem; }
  .foot .meta .row b { text-align: left; }
}
.foot-cta { margin-top: 2.4rem; display: flex; gap: 0.9rem; flex-wrap: wrap; }
.foot-brand { display: flex; justify-content: center; margin-top: clamp(2.8rem,6vw,4.2rem); }
.footer-lockup {
  display: inline-grid;
  grid-template-columns: minmax(150px, 230px) minmax(64px, 9vw) minmax(190px, 260px);
  align-items: center;
  gap: clamp(0.8rem, 2.2vw, 1.5rem);
  padding: clamp(0.85rem, 2vw, 1.2rem);
  border: 1px solid var(--line);
  border-radius: 12px;
  background: linear-gradient(90deg, rgba(63,176,189,0.08), rgba(255,255,255,0.035), rgba(239,59,52,0.055));
}
.lockup-earworm,
.lockup-brookes {
  display: flex;
  align-items: center;
  justify-content: center;
}
.lockup-earworm img {
  display: block;
  width: 100%;
  max-width: 230px;
  height: auto;
  opacity: 0.98;
  filter: drop-shadow(0 8px 26px rgba(0,0,0,0.5));
}
.lockup-brookes img {
  display: block;
  width: 100%;
  max-width: 260px;
  height: auto;
  background: rgba(255, 255, 255, 0.94);
  border-radius: 8px;
  padding: 0.72rem 0.9rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
}
.lockup-link {
  position: relative;
  height: 1px;
  background: linear-gradient(90deg, var(--signal), rgba(255,255,255,0.55), var(--partial));
  box-shadow: 0 0 18px rgba(63,176,189,0.25);
}
.lockup-link::before,
.lockup-link::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  transform: translateY(-50%);
}
.lockup-link::before { left: 0; background: var(--signal); }
.lockup-link::after { right: 0; background: var(--partial); }
.lockup-link span {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 11px;
  height: 11px;
  border: 1px solid rgba(230,236,242,0.65);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background: var(--ink-2);
}
@media (max-width: 720px){
  .footer-lockup {
    grid-template-columns: 1fr;
    width: min(100%, 330px);
  }
  .lockup-link {
    width: 1px;
    height: 42px;
    justify-self: center;
    background: linear-gradient(180deg, var(--signal), rgba(255,255,255,0.55), var(--partial));
  }
  .lockup-link::before { left: 50%; top: 0; transform: translate(-50%, 0); }
  .lockup-link::after { right: auto; left: 50%; top: auto; bottom: 0; transform: translate(-50%, 0); }
}
.foot-base { margin-top: 2.4rem; padding-top: 1.6rem; border-top: 1px solid var(--line); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; font-family: var(--mono); font-size: 0.72rem; color: var(--faint); }
.foot-base a:hover { color: var(--signal); }

/* focus visibility (quality floor) */
:focus-visible { outline: 2px solid var(--signal); outline-offset: 3px; border-radius: 4px; }