/* Components: pill nav, gate, card, chips, anchor numbers, glossary, start-here, next footer, dialog. */

/* ---------- floating pill nav ---------- */
.nav {
  position: fixed; top: 14px; left: 50%; transform: translateX(-50%); z-index: 50;
  display: flex; align-items: center; gap: 2px;
  padding: 5px; max-width: calc(100vw - 24px);
  background: rgba(30, 31, 36, 0.82);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border: 1px solid var(--line); border-radius: var(--radius-pill);
  box-shadow: var(--shadow-float);
}
.nav__brand { display: flex; align-items: center; gap: 8px; padding: 0 12px 0 8px; color: var(--text); font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase; white-space: nowrap; }
.nav__brand svg { width: 18px; height: 18px; }
.nav a.nav__item {
  font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--silver); padding: 8px 12px; border-radius: var(--radius-pill); white-space: nowrap;
  transition: background var(--fade), color var(--fade);
}
.nav a.nav__item:hover { background: rgba(255,255,255,0.06); text-decoration: none; color: var(--text); }
.nav a.nav__item[aria-current="page"] { background: var(--text); color: var(--bg); }
.nav__lock {
  display: grid; place-items: center; width: 32px; height: 32px; margin-left: 4px;
  border-radius: 50%; border: 1px solid var(--line); background: transparent; color: var(--silver);
}
.nav__lock:hover { color: var(--text); border-color: var(--line-strong); }
.nav__lock svg { width: 15px; height: 15px; }
@media (max-width: 560px) {
  .nav { top: 10px; padding: 4px; }
  .nav__brand { display: none; }
  .nav a.nav__item { padding: 8px 7px; font-size: 0.64rem; letter-spacing: 0.08em; }
  .nav__lock { width: 30px; height: 30px; margin-left: 2px; }
}

/* ---------- password gate ---------- */
.gate { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px; }
.gate__box { width: 100%; max-width: 380px; text-align: center; }
.gate__mark { width: 46px; height: 46px; margin: 0 auto 22px; color: var(--silver); }
.gate__title { font-size: 1.35rem; font-weight: 500; margin-bottom: 24px; }
.gate__sub { margin-bottom: 26px; }
.gate form { display: flex; gap: 8px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-pill); padding: 5px; }
.gate input { flex: 1; min-width: 0; background: transparent; border: 0; padding: 10px 14px; color: var(--text); font-size: 1rem; }
.gate input::placeholder { color: var(--muted); }
.gate input:focus-visible { outline: none; }
.gate form:focus-within { border-color: var(--accent); }
.gate button { border: 0; border-radius: var(--radius-pill); padding: 10px 18px; background: var(--text); color: var(--bg); font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; }
.gate button[disabled] { opacity: 0.55; cursor: progress; }
.gate__msg { min-height: 1.6em; margin-top: 14px; font-size: var(--fs-small); color: var(--muted); }
.gate__msg.is-error { color: #ff8f88; }

/* ---------- big-number anchor ---------- */
.anchor { padding: 8px 0 4px; }
.anchor__value { font-size: var(--fs-big); font-weight: 500; letter-spacing: -0.03em; line-height: 1; display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.25em; }
.anchor__before { color: var(--alt-2); }
.anchor__arrow { color: var(--muted); font-weight: 400; font-size: 0.6em; }
.anchor__after { color: var(--text); }
.anchor__after.is-ours { color: var(--accent-text); }
.anchor__label { margin-top: 14px; font-size: var(--fs-lead); color: var(--silver); max-width: 46ch; }
.anchor__meta { margin-top: 10px; }
.anchors { display: grid; gap: 28px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.anchors .anchor__value { font-size: clamp(1.9rem, 1.1rem + 2.3vw, 3.1rem); }
.anchors .anchor__label { font-size: var(--fs-body); }

/* ---------- card ---------- */
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 22px 16px; display: flex; flex-direction: column; gap: 12px; min-width: 0;
}
.card__claim { font-size: 1.12rem; font-weight: 500; color: var(--text); line-height: 1.3; }
.card__chart { width: 100%; min-height: 260px; position: relative; }
.card__chart.is-pending::after { content: ""; position: absolute; inset: 0; border-radius: 8px; background: linear-gradient(90deg, transparent, rgba(255,255,255,0.025), transparent); }
.card__why { color: var(--silver); font-size: var(--fs-small); }
.card__why::before { content: "Why it matters  "; font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: var(--tracking-label); text-transform: uppercase; color: var(--muted); }
.card__foot { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; padding-top: 4px; border-top: 1px solid var(--line); margin-top: 2px; padding-top: 12px; }
.card__error { color: var(--warn); font-size: var(--fs-small); }
@media (max-width: 480px) { .card { padding: 16px 14px 12px; } }

/* ---------- chips ---------- */
.chip {
  display: inline-flex; align-items: center; gap: 6px; max-width: 100%;
  font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--silver); background: transparent; border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill); padding: 5px 10px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.chip:hover { border-color: var(--muted); color: var(--text); text-decoration: none; }
.chip--source::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--muted); flex: none; }
.chip--rejected { color: var(--silver); }
.chip--rejected::before { content: "\00d7"; font-size: 0.9rem; line-height: 1; color: var(--bad); }
.chip--ours { border-color: var(--accent); color: var(--accent-text); }
.chip--good { border-color: rgba(63,191,127,.6); color: var(--good); }
.chip--warn { border-color: rgba(224,163,58,.6); color: var(--warn); }
.chip--bad { border-color: rgba(229,83,75,.6); color: #ff8f88; }
.chip__file { overflow: hidden; text-overflow: ellipsis; text-transform: none; letter-spacing: 0.02em; }

/* ---------- glossary term ---------- */
.term { border-bottom: 1px dotted var(--muted); cursor: help; position: relative; }
.term:focus-visible { outline-offset: 2px; }
.tip {
  position: fixed; z-index: 80; max-width: min(320px, calc(100vw - 32px));
  background: #f1f1f2; color: #141518; font-size: 0.86rem; line-height: 1.4;
  padding: 10px 12px; border-radius: 10px; box-shadow: 0 8px 24px rgba(0,0,0,.45);
  pointer-events: none; animation: fadeIn var(--fade) both;
}
.tip b { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; display: block; margin-bottom: 3px; color: #3a3d44; }

/* ---------- start here path ---------- */
.path { display: grid; gap: 10px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); counter-reset: step; }
.path__step {
  display: flex; flex-direction: column; gap: 6px; padding: 18px; border-radius: var(--radius);
  border: 1px solid var(--line); background: var(--panel); color: var(--text); counter-increment: step;
  transition: border-color var(--fade);
}
.path__step:hover { border-color: var(--accent); text-decoration: none; }
.path__step .label::before { content: "0" counter(step) "  "; color: var(--accent-text); }
.path__title { font-size: 1.15rem; font-weight: 500; }
.path__sub { color: var(--muted); font-size: var(--fs-small); }

/* ---------- next footer ---------- */
.next {
  display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap;
  margin-top: 40px; padding: 26px 0 0; border-top: 1px solid var(--line);
}
.next a.next__link { display: inline-flex; align-items: baseline; gap: 12px; color: var(--text); font-size: clamp(1.4rem, 1rem + 2vw, 2.2rem); font-weight: 500; }
.next a.next__link:hover { text-decoration: none; color: var(--accent-text); }
.next a.next__link span.label { font-size: var(--fs-label); }

/* ---------- status strip ---------- */
.status { display: flex; flex-wrap: wrap; gap: 8px 22px; padding: 12px 16px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(28,29,33,.6); }
.status__item { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.status__item .v { font-family: var(--font-mono); font-size: 0.9rem; color: var(--text); overflow-wrap: anywhere; }
.status__bar { height: 4px; width: 120px; max-width: 100%; background: var(--line); border-radius: 4px; overflow: hidden; margin-top: 4px; }
.status__bar > i { display: block; height: 100%; background: var(--accent); }

/* ---------- dialog (rejected alternative, details) ---------- */
dialog.modal {
  width: min(880px, calc(100vw - 24px)); max-height: calc(100vh - 48px); padding: 0;
  border: 1px solid var(--line-strong); border-radius: var(--radius); background: var(--panel); color: var(--text);
}
dialog.modal::backdrop { background: rgba(8,8,10,.72); }
dialog.modal[open] { animation: fadeIn var(--fade) both; }
.modal__head { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.modal__body { padding: 18px; overflow: auto; }
.modal__body .card { border: 0; padding: 0; background: transparent; }
.icon-btn { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--line-strong); background: transparent; color: var(--silver); font-size: 1.1rem; }
.icon-btn:hover { color: var(--text); border-color: var(--muted); }

/* ---------- placeholder ("coming") ---------- */
.coming { padding: 40px 0; }
.coming .statement { color: var(--silver); }

/* ---------- generic buttons ---------- */
.btn { display: inline-flex; align-items: center; gap: 8px; border-radius: var(--radius-pill); padding: 9px 16px; border: 1px solid var(--line-strong); background: transparent; color: var(--text); font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase; }
.btn:hover { border-color: var(--muted); text-decoration: none; }
.btn--solid { background: var(--text); color: var(--bg); border-color: var(--text); }
.btn--solid:hover { background: #fff; }

/* ---------- chart tooltips (rendered by charts.js) ---------- */
.chart { width: 100%; }
.ct-tip { font-size: 12px; line-height: 1.45; color: #141518; }
.ct-tip .ct-title { font-weight: 600; margin-bottom: 4px; }
.ct-tip table { border-collapse: collapse; }
.ct-tip td { padding: 1px 10px 1px 0; vertical-align: top; }
.ct-tip td:first-child { font-family: var(--font-mono); font-size: 10px; letter-spacing: .08em; text-transform: uppercase; color: #4f5259; }
.ct-tip .ct-note { margin-top: 4px; color: #3a3d44; }
.ct-tip .ct-src { margin-top: 6px; padding-top: 5px; border-top: 1px solid #d5d6da; font-family: var(--font-mono); font-size: 10px; color: #4f5259; word-break: break-all; }
.status .chip--source { align-self: center; margin-left: auto; }

/* ================================================================ semantic colour (tokens.css palette)
   Colour sits on edges, dots, chips and marks; text keeps --text/--silver. Every colour also has a label. */
[data-topic="latency"] { --topic: var(--t-latency); }
[data-topic="hardware"] { --topic: var(--t-hardware); }
[data-topic="accuracy"] { --topic: var(--t-accuracy); }
[data-topic="agent"], [data-topic="agent_design"] { --topic: var(--t-agent_design); }
[data-topic="refinement"] { --topic: var(--t-refinement); }
[data-topic="training"], [data-topic="training_v2"] { --topic: var(--t-training_v2); }
[data-topic="dataset"], [data-topic="dataset_v2"] { --topic: var(--t-dataset_v2); }
[data-topic="app"], [data-topic="app_ux"] { --topic: var(--t-app_ux); }
[data-topic="ops"] { --topic: var(--t-ops); }
[data-topic="timeline"] { --topic: var(--t-timeline); }
[data-topic="use_case"], [data-topic="use case"] { --topic: var(--t-use_case); }
[data-topic="rejected"] { --topic: var(--o-rejected); }

/* card: topic colour on the top edge */
.card[data-topic] { border-top: 3px solid var(--topic); }
.modal__body .card[data-topic] { border-top: 0; }
/* section label in its topic colour, with a dot */
.label[data-topic] { color: var(--topic); }
.label[data-topic]::before { content: ""; display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--topic); margin-right: 8px; vertical-align: 1px; }
/* topic chip (filters, tabs): dot + tinted border; pressed = tinted fill */
.chip[data-topic] { border-color: color-mix(in srgb, var(--topic) 55%, transparent); }
.chip[data-topic]::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--topic); flex: none; }
.chip[data-topic][aria-pressed="true"], .chip[data-topic][aria-selected="true"] { background: color-mix(in srgb, var(--topic) 22%, transparent); border-color: var(--topic); color: var(--text); }

/* outcome / status chips */
.chip--kept { border-color: color-mix(in srgb, var(--o-kept) 60%, transparent); color: var(--o-kept); }
.chip--replaced { border-color: color-mix(in srgb, var(--o-replaced) 60%, transparent); color: var(--o-replaced); }
.chip--pending { border-color: color-mix(in srgb, var(--o-pending) 60%, transparent); color: var(--o-pending); }
.chip--rejected-o { border-color: color-mix(in srgb, var(--o-rejected) 60%, transparent); color: var(--o-rejected); }
.chip--ns { border-color: var(--line-strong); color: var(--d-ns); }
.chip--kept::before, .chip--replaced::before, .chip--pending::before, .chip--rejected-o::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; flex: none; }
.chip--pending::before { background: transparent; border: 1.5px dashed currentColor; width: 6px; height: 6px; }
.chip--replaced::before { border-radius: 2px; }
/* severity chips (same colours as the app) */
.chip--critical { border-color: color-mix(in srgb, var(--sev-critical) 60%, transparent); color: var(--sev-critical); }
.chip--warning { border-color: color-mix(in srgb, var(--sev-warning) 60%, transparent); color: var(--sev-warning); }
.chip--normal { border-color: color-mix(in srgb, var(--sev-normal) 60%, transparent); color: var(--sev-normal); }
.chip--sensor_fault { border-color: color-mix(in srgb, var(--sev-fault) 60%, transparent); color: var(--sev-fault); }
/* deltas */
.delta--better { color: var(--d-better); }
.delta--worse { color: var(--d-worse); }
.delta--ns { color: var(--d-ns); }
.badge-ns { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: .08em; text-transform: uppercase; border: 1px solid var(--line-strong); color: var(--d-ns); border-radius: 6px; padding: 1px 5px; margin-left: 6px; vertical-align: 2px; }

/* before -> after anchors */
.anchor__before { color: var(--o-before); }
.anchor__arrow { color: var(--o-after); opacity: .85; }
.anchor__after.is-ours { color: var(--o-after); }
.anchors .anchor { border-left: 3px solid color-mix(in srgb, var(--o-after) 65%, transparent); padding-left: 16px; }

/* tiny legend: dot + word, used where a colour first appears */
.legend { display: flex; flex-wrap: wrap; gap: 6px 14px; align-items: center; margin: 0 0 14px; font-family: var(--font-mono); font-size: 0.64rem; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.legend i { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; vertical-align: 0; background: var(--c, var(--muted)); }

/* nav: each page has its own colour; active = tinted pill + coloured underline */
.nav a.nav__item[data-page="deck"] { --c: var(--accent); }
.nav a.nav__item[data-page="route"] { --c: var(--t-latency); }
.nav a.nav__item[data-page="decisions"] { --c: var(--t-agent_design); }
.nav a.nav__item[data-page="proofs"] { --c: var(--t-training_v2); }
.nav a.nav__item[data-page="qa"] { --c: var(--t-accuracy); }
.nav a.nav__item[data-page="rawdata"] { --c: var(--dom-air); }
.nav__short { display: none; }
@media (max-width: 560px) { .nav__long { display: none; } .nav__short { display: inline; } }
@media (max-width: 400px) { .nav a.nav__item { padding: 8px 5px; font-size: 0.6rem; letter-spacing: 0.04em; } .nav__lock { width: 28px; height: 28px; } }
.nav a.nav__item { position: relative; }
.nav a.nav__item[aria-current="page"] { background: color-mix(in srgb, var(--c) 24%, transparent); color: var(--text); box-shadow: inset 0 -2px 0 var(--c); }
.nav a.nav__item:focus-visible, .nav__lock:focus-visible, .nav__brand:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.path__step:nth-child(1) { --c: var(--t-latency); }
.path__step:nth-child(2) { --c: var(--t-agent_design); }
.path__step:nth-child(3) { --c: var(--t-accuracy); }
.path__step { border-top: 3px solid var(--c, var(--line)); }
.path__step:hover { border-color: var(--c, var(--accent)); }
.path__step .label::before { color: var(--c, var(--accent-text)); }

/* ---------- chart expand (every chart) + full-screen chart dialog ---------- */
.chart { position: relative; }
.chart-expand {
  position: absolute; top: 0; right: 0; z-index: 3; display: grid; place-items: center; width: 30px; height: 30px;
  border-radius: 8px; border: 1px solid var(--line-strong); background: rgba(28,29,33,.85); color: var(--silver); cursor: pointer;
  opacity: .75; transition: opacity var(--fade), color var(--fade), border-color var(--fade);
}
.chart:hover .chart-expand, .chart-expand:focus-visible { opacity: 1; }
.chart-expand:hover { color: var(--text); border-color: var(--accent); }
.chart-expand:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
dialog.modal--chart { width: calc(100vw - 24px); max-width: 1600px; height: calc(100vh - 24px); max-height: none; }
dialog.modal--chart .modal__body { display: flex; flex-direction: column; gap: 10px; height: calc(100% - 64px); overflow: auto; }
.chart-full { flex: 1 1 auto; min-height: 320px; width: 100%; }
.chart-full__hint { font-family: var(--font-mono); font-size: 0.64rem; letter-spacing: .06em; color: var(--muted); }
.chart-full__text { color: var(--silver); font-size: var(--fs-small); max-width: 110ch; }
.chart-full__notes { color: var(--muted); font-size: var(--fs-small); max-width: 110ch; }
.ct-dataview { padding: 12px; overflow: auto; max-height: 100%; }
.ct-dataview table { border-collapse: collapse; width: 100%; font-size: 12px; color: var(--text); }
.ct-dataview th, .ct-dataview td { text-align: left; padding: 5px 10px 5px 0; border-bottom: 1px solid var(--line); }
.ct-dataview th { font-family: var(--font-mono); font-size: 10px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); font-weight: 400; }
@media (max-width: 560px) { dialog.modal--chart { width: 100vw; height: 100dvh; max-width: 100vw; border-radius: 0; margin: 0; } }
.card__foot > * { min-width: 0; max-width: 100%; }