/* ============================================================
   THE HOUSE OF THE LAST GOOD QUESTION — visual identity
   A nocturnal study: ink-blue walls, lamplight paper, brass
   instruments, one red thread. The signature element is the
   question spine — assembled questions render as brass tiles
   threaded on a line, like type set by hand.
   ============================================================ */

:root {
  --ink: #151a26;          /* night walls */
  --ink-2: #1d2333;        /* panel */
  --ink-3: #262e42;        /* raised panel */
  --paper: #ece1c8;        /* lamplight paper */
  --paper-dim: #b9ad92;    /* faded ink on paper */
  --brass: #c9a45a;        /* instruments, tiles */
  --brass-dim: #8a7440;
  --thread: #c4502f;       /* the red thread */
  --slate: #8fa2bd;        /* cool annotation */
  --moss: #7d9c6b;         /* survives / alive */
  --line: #38415c;
  --focus: #ffd97a;

  --font-body: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --font-doc: "Courier New", Courier, monospace;
  --font-ui: "Gill Sans", "Gill Sans MT", Calibri, "Trebuchet MS", sans-serif;

  --scale: 1;
  --radius: 3px;
  --maxw: 62rem;
}

html { box-sizing: border-box; }
*, *::before, *::after { box-sizing: inherit; }
[hidden] { display: none !important; }

body {
  margin: 0;
  background: var(--ink);
  background-image:
    radial-gradient(ellipse 90% 60% at 50% -10%, #232b41 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 85% 110%, #1a2030 0%, transparent 60%);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: calc(1.06rem * var(--scale));
  line-height: 1.55;
  min-height: 100vh;
}

/* High contrast mode */
body.high-contrast {
  --ink: #000;
  --ink-2: #0a0a0a;
  --ink-3: #141414;
  --paper: #fff;
  --paper-dim: #d8d8d8;
  --brass: #ffd75e;
  --brass-dim: #e0b83a;
  --thread: #ff7a52;
  --slate: #b8cdee;
  --moss: #9fd487;
  --line: #666;
  background-image: none;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
body.reduce-motion *, body.reduce-motion *::before, body.reduce-motion *::after {
  animation: none !important; transition: 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;
}
.skip-link {
  position: absolute; left: 0.5rem; top: -3rem; z-index: 100;
  background: var(--brass); color: #1a1408; padding: 0.5rem 1rem;
  font-family: var(--font-ui); text-decoration: none; border-radius: var(--radius);
  transition: top 0.15s;
}
.skip-link:focus { top: 0.5rem; }

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
  border-radius: 2px;
}
h1[tabindex="-1"]:focus,
h2[tabindex="-1"]:focus { outline: none; }

h1, h2, h3, h4 { font-family: var(--font-body); font-weight: 600; line-height: 1.2; }
h1 { font-size: calc(1.9rem * var(--scale)); letter-spacing: 0.01em; }
h2 { font-size: calc(1.4rem * var(--scale)); }
h3 { font-size: calc(1.15rem * var(--scale)); }
p { margin: 0.6em 0; }
a { color: var(--slate); }

.eyebrow {
  font-family: var(--font-ui);
  font-size: calc(0.72rem * var(--scale));
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--brass);
  margin: 0 0 0.4rem;
}

/* ---------- masthead ---------- */
.masthead {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 0.55rem 1rem;
  border-bottom: 1px solid var(--line);
  background: rgba(21, 26, 38, 0.92);
  position: sticky; top: 0; z-index: 20;
  flex-wrap: wrap;
}
.masthead-title {
  background: none; border: 0; color: var(--paper);
  font-family: var(--font-body); font-size: calc(1rem * var(--scale));
  display: flex; align-items: center; gap: 0.55rem; cursor: pointer;
  padding: 0.35rem 0.4rem;
}
.masthead-mark { color: var(--brass); font-size: 1.25em; }
.masthead-nav { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.nav-btn {
  background: none; border: 1px solid var(--line); color: var(--paper);
  font-family: var(--font-ui); font-size: calc(0.85rem * var(--scale));
  padding: 0.45rem 0.85rem; border-radius: var(--radius); cursor: pointer;
  min-height: 44px;
}
.nav-btn:hover { border-color: var(--brass); color: var(--brass); }

main { max-width: var(--maxw); margin: 0 auto; padding: 1.25rem 1rem 5rem; }

/* ---------- generic ---------- */
.panel {
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
  margin: 1rem 0;
}
.panel-raised { background: var(--ink-3); }

.btn {
  font-family: var(--font-ui);
  font-size: calc(0.92rem * var(--scale));
  background: var(--ink-3);
  color: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.6rem 1.1rem;
  cursor: pointer;
  min-height: 44px;
}
.btn:hover:not(:disabled) { border-color: var(--brass); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary {
  background: var(--brass); color: #201808; border-color: var(--brass);
  font-weight: 600;
}
.btn-primary:hover:not(:disabled) { background: #dcb96e; }
.btn-danger { border-color: var(--thread); color: var(--thread); }
.btn-quiet { background: none; border-color: transparent; color: var(--slate); text-decoration: underline; }
.btn-row { display: flex; gap: 0.6rem; flex-wrap: wrap; margin-top: 1rem; }

.tag {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: calc(0.7rem * var(--scale));
  letter-spacing: 0.12em; text-transform: uppercase;
  border: 1px solid var(--line); border-radius: 2px;
  padding: 0.15rem 0.5rem; color: var(--slate);
}
.tag-brass { color: var(--brass); border-color: var(--brass-dim); }
.tag-thread { color: var(--thread); border-color: var(--thread); }
.tag-moss { color: var(--moss); border-color: var(--moss); }

hr.rule { border: 0; border-top: 1px solid var(--line); margin: 1.3rem 0; }

/* ---------- documents: each discipline writes differently ---------- */
.doc {
  background: var(--paper);
  color: #241d10;
  border-radius: 2px;
  padding: 1rem 1.2rem;
  margin: 0.9rem 0;
  box-shadow: 0 2px 0 rgba(0,0,0,0.35);
  font-size: calc(0.98rem * var(--scale));
}
body.high-contrast .doc { background: #fff; color: #000; }
.doc-kicker {
  font-family: var(--font-ui); font-size: calc(0.68rem * var(--scale));
  letter-spacing: 0.2em; text-transform: uppercase; color: #7a6a45;
  margin: 0 0 0.5rem; border-bottom: 1px solid #cfc2a2; padding-bottom: 0.35rem;
}
body.high-contrast .doc-kicker { color: #333; border-color: #999; }
.doc p { margin: 0.45em 0; }
.doc-mono { font-family: var(--font-doc); font-size: calc(0.88rem * var(--scale)); }
.doc-hand { font-style: italic; }
.doc-note { border-left: 4px solid var(--thread); }

/* ---------- title screen ---------- */
.title-screen { text-align: center; padding: 8vh 1rem 2rem; }
.title-house { margin: 0 auto 1.5rem; display: block; max-width: 220px; width: 60%; }
.title-screen h1 { font-size: calc(2.2rem * var(--scale)); margin: 0.4rem 0 0.2rem; }
.title-sub { color: var(--paper-dim); font-style: italic; margin-bottom: 2.2rem; }
.title-door-q {
  font-size: calc(1.25rem * var(--scale));
  color: var(--brass); margin: 2.4rem 0 1.2rem;
}
.title-screen .btn-row { justify-content: center; }

/* ---------- house hub ---------- */
.hub-intro { color: var(--paper-dim); max-width: 44rem; }
.hub-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(15.5rem, 1fr));
  gap: 0.9rem; margin-top: 1rem;
}
.case-card {
  text-align: left; display: flex; flex-direction: column; gap: 0.45rem;
  background: var(--ink-2); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1rem 1.1rem; color: var(--paper); cursor: pointer;
  font-family: var(--font-body); font-size: calc(1rem * var(--scale));
  min-height: 8.5rem;
}
.case-card:hover:not(:disabled) { border-color: var(--brass); }
.case-card:disabled { opacity: 0.55; cursor: not-allowed; }
.case-card h3 { margin: 0; }
.case-card .case-desc { color: var(--paper-dim); font-size: calc(0.9rem * var(--scale)); margin: 0; }
.case-card .case-status { margin-top: auto; }
.case-final { border-color: var(--thread); }

.rooms-strip { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-top: 0.6rem; }
.room-chip {
  font-family: var(--font-ui); font-size: calc(0.8rem * var(--scale));
  border: 1px solid var(--line); border-radius: 2px; padding: 0.35rem 0.6rem;
  color: var(--paper-dim); background: var(--ink-2); cursor: pointer;
}
.room-chip:hover { border-color: var(--brass); color: var(--brass); }

/* ---------- SIGNATURE: the question spine ---------- */
.spine {
  display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem;
  padding: 1rem 0.75rem;
  position: relative;
  margin: 0.75rem 0;
}
.spine::before {
  content: ""; position: absolute; left: 0; right: 0; top: 50%;
  border-top: 1px solid var(--thread); opacity: 0.65; z-index: 0;
}
.spine-tile {
  position: relative; z-index: 1;
  background: linear-gradient(180deg, #d8b76b, #b9954a);
  color: #241a06;
  font-family: var(--font-body); font-weight: 600;
  font-size: calc(0.98rem * var(--scale));
  padding: 0.5rem 0.8rem;
  border-radius: 2px;
  border: 1px solid #8a7440;
  box-shadow: 0 2px 0 rgba(0,0,0,0.45);
}
body.high-contrast .spine-tile { background: var(--brass); }
.spine-tile-empty {
  background: none; color: var(--paper-dim);
  border: 1px dashed var(--line); box-shadow: none; font-weight: 400; font-style: italic;
}
.spine-label {
  position: relative; z-index: 1;
  font-family: var(--font-ui); font-size: calc(0.7rem * var(--scale));
  letter-spacing: 0.15em; text-transform: uppercase; color: var(--slate);
  background: var(--ink); padding: 0 0.4rem;
}

/* loom slot pickers */
.loom-slots { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr)); }
.loom-slot legend, .loom-slot .slot-name {
  font-family: var(--font-ui); font-size: calc(0.75rem * var(--scale));
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--brass);
  padding: 0 0.3rem;
}
.loom-slot { border: 1px solid var(--line); border-radius: var(--radius); padding: 0.7rem; margin: 0; }
.loom-opts { display: flex; flex-direction: column; gap: 0.25rem; }
.loom-opt { display: flex; align-items: flex-start; gap: 0.5rem; padding: 0.3rem 0.2rem; border-radius: 2px; cursor: pointer; }
.loom-opt:hover { background: var(--ink-3); }
.loom-opt input { margin-top: 0.3rem; }

/* ---------- room view ---------- */
.room-head { display: flex; align-items: baseline; gap: 0.8rem; flex-wrap: wrap; }
.room-glyph { font-size: 1.6em; color: var(--brass); }
.room-question { font-style: italic; color: var(--slate); margin: 0.2rem 0 0; }
.guide-line { display: flex; gap: 0.7rem; margin: 0.9rem 0; align-items: flex-start; }
.guide-name {
  font-family: var(--font-ui); font-size: calc(0.75rem * var(--scale));
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--brass);
  white-space: nowrap; padding-top: 0.15rem;
}
.guide-speech { border-left: 2px solid var(--brass-dim); padding-left: 0.75rem; }

/* findings */
.finding {
  border: 1px solid var(--line); border-left: 4px solid var(--moss);
  border-radius: var(--radius); padding: 0.8rem 1rem; margin: 0.7rem 0;
  background: var(--ink-2);
}
.finding.finding-shaken { border-left-color: var(--thread); }
.finding.finding-transformed { border-left-color: var(--slate); }
.finding-blind { color: var(--paper-dim); font-size: calc(0.9rem * var(--scale)); font-style: italic; }
.finding-meta { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: 0.5rem; }

/* ---------- mechanics widgets ---------- */
.widget { margin: 1rem 0; }

/* ordering (history) */
.order-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.4rem; }
.order-item {
  display: flex; align-items: center; gap: 0.6rem;
  background: var(--paper); color: #241d10; border-radius: 2px; padding: 0.55rem 0.7rem;
}
body.high-contrast .order-item { background: #fff; color: #000; }
.order-item.order-gap {
  background: none; color: var(--paper-dim); border: 1px dashed var(--line); font-style: italic;
}
.order-controls { margin-left: auto; display: flex; gap: 0.25rem; }
.order-controls .btn { padding: 0.2rem 0.6rem; min-height: 36px; }

/* toggles (economics / counterfactual) */
.rule-row { display: flex; align-items: center; justify-content: space-between; gap: 0.8rem; padding: 0.5rem 0; border-bottom: 1px dashed var(--line); flex-wrap: wrap; }
.sim-out { font-family: var(--font-doc); font-size: calc(0.9rem * var(--scale)); background: var(--ink); border: 1px solid var(--line); padding: 0.8rem 1rem; border-radius: var(--radius); margin-top: 0.8rem; white-space: pre-wrap; }

/* observe (anthropology) */
.observe-scene { min-height: 7rem; }
.observe-depth { font-family: var(--font-ui); font-size: calc(0.78rem * var(--scale)); color: var(--slate); letter-spacing: 0.1em; text-transform: uppercase; }

/* svg charts / networks */
.chart-wrap { background: var(--ink); border: 1px solid var(--line); border-radius: var(--radius); padding: 0.6rem; }
.chart-wrap svg { display: block; width: 100%; height: auto; }
.bar { fill: var(--brass); }
.bar-baseline { fill: var(--slate); }
.bar-missing { fill: none; stroke: var(--thread); stroke-dasharray: 4 3; }
.axis-text { fill: var(--paper-dim); font-family: var(--font-ui); font-size: 11px; }
.net-node { fill: var(--ink-3); stroke: var(--slate); cursor: pointer; }
.net-node.net-on { fill: var(--brass); stroke: var(--brass); }
.net-edge { stroke: var(--line); }
.net-edge.net-edge-on { stroke: var(--thread); stroke-width: 2; }
.net-label { fill: var(--paper); font-family: var(--font-ui); font-size: 11px; }

/* matrix (intelligence) */
.ach-table { border-collapse: collapse; width: 100%; font-size: calc(0.9rem * var(--scale)); }
.ach-table th, .ach-table td { border: 1px solid var(--line); padding: 0.45rem 0.55rem; text-align: left; vertical-align: top; }
.ach-table th { font-family: var(--font-ui); font-weight: 600; background: var(--ink-3); }
.ach-cell-btn { width: 100%; min-height: 40px; border: 1px solid var(--line); background: var(--ink); color: var(--paper); border-radius: 2px; cursor: pointer; font-size: 1rem; }
.ach-cell-btn[data-v="C"] { background: #2b3b2a; color: var(--moss); }
.ach-cell-btn[data-v="I"] { background: #3d2620; color: var(--thread); }

/* sort columns (ethics) */
.sort-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 0.8rem; }
.sort-col { border: 1px solid var(--line); border-radius: var(--radius); padding: 0.6rem; min-height: 6rem; }
.sort-col h4 { margin: 0 0 0.5rem; font-family: var(--font-ui); font-size: calc(0.8rem * var(--scale)); letter-spacing: 0.12em; text-transform: uppercase; color: var(--slate); }
.sort-item { display: flex; gap: 0.5rem; align-items: flex-start; background: var(--ink-2); border: 1px solid var(--line); border-radius: 2px; padding: 0.5rem 0.6rem; margin: 0.35rem 0; }
.sort-item .btn { min-height: 36px; padding: 0.2rem 0.55rem; margin-left: auto; flex-shrink: 0; }

/* scale dial & boundary rings */
.dial-row { display: flex; align-items: center; gap: 0.7rem; flex-wrap: wrap; }
.dial-stop {
  font-family: var(--font-ui); font-size: calc(0.82rem * var(--scale));
  border: 1px solid var(--line); background: var(--ink-2); color: var(--paper-dim);
  padding: 0.45rem 0.7rem; border-radius: 999px; cursor: pointer; min-height: 40px;
}
.dial-stop[aria-pressed="true"] { border-color: var(--brass); color: var(--brass); background: var(--ink-3); }

/* causal thread builder */
.thread-chain {
  display: grid;
  gap: 0;
  min-height: 3rem;
  margin: 1rem 0;
  padding: 0.7rem 0.8rem 0.7rem 2.8rem;
  border: 1px dashed var(--line);
  border-left: 3px solid var(--thread);
  border-radius: var(--radius);
  counter-reset: causal-link;
}
.thread-chain:empty::before {
  content: "The thread is waiting for its first link.";
  color: var(--paper-dim);
  font-style: italic;
}
.thread-chain li {
  position: relative;
  min-width: 0;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--ink-3);
  list-style: none;
  overflow-wrap: break-word;
  counter-increment: causal-link;
}
.thread-chain li::before {
  content: counter(causal-link);
  position: absolute;
  left: -2.35rem;
  top: 50%;
  width: 1.55rem;
  height: 1.55rem;
  display: grid;
  place-items: center;
  transform: translateY(-50%);
  border: 1px solid var(--thread);
  border-radius: 50%;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-ui);
  font-size: calc(0.72rem * var(--scale));
}
.thread-chain li:not(:last-child)::after {
  content: "";
  position: absolute;
  left: -1.62rem;
  top: calc(50% + 0.78rem);
  width: 2px;
  height: calc(50% + 0.7rem);
  background: var(--thread);
}

/* confidence */
.conf-row { display: grid; grid-template-columns: 1fr auto; gap: 0.7rem; align-items: center; padding: 0.55rem 0; border-bottom: 1px dashed var(--line); }
.conf-scale { display: flex; gap: 0.3rem; }
.conf-btn { min-height: 40px; min-width: 44px; border: 1px solid var(--line); background: var(--ink-2); color: var(--paper-dim); border-radius: 2px; cursor: pointer; font-family: var(--font-ui); font-size: calc(0.78rem * var(--scale)); padding: 0.3rem 0.5rem; }
.conf-btn[aria-pressed="true"] { border-color: var(--brass); color: var(--brass); background: var(--ink-3); }

/* stress test verdicts */
.verdict-ok { color: var(--moss); }
.verdict-fail { color: var(--thread); }

/* report */
.report-dim { display: grid; grid-template-columns: 10rem 1fr; gap: 0.35rem 1rem; padding: 0.45rem 0; border-bottom: 1px dashed var(--line); }
.report-dim dt { font-family: var(--font-ui); font-size: calc(0.8rem * var(--scale)); letter-spacing: 0.1em; text-transform: uppercase; color: var(--brass); }
.report-dim dd { margin: 0; }

/* attention budget */
.attention {
  display: inline-flex; gap: 0.35rem; align-items: center;
  font-family: var(--font-ui); font-size: calc(0.8rem * var(--scale)); color: var(--slate);
}
.att-pip { width: 12px; height: 12px; border-radius: 50%; border: 1px solid var(--brass); display: inline-block; }
.att-pip.att-used { background: var(--brass-dim); border-color: var(--brass-dim); }

/* dialogs */
dialog {
  background: var(--ink-2); color: var(--paper);
  border: 1px solid var(--line); border-radius: var(--radius);
  max-width: 34rem; width: calc(100vw - 2rem);
  padding: 0;
}
dialog::backdrop { background: rgba(8, 10, 16, 0.75); }
.settings-form { padding: 1.2rem 1.4rem; }
.settings-form fieldset { border: 1px solid var(--line); border-radius: var(--radius); margin: 0.9rem 0; padding: 0.7rem 0.9rem; }
.settings-form legend { font-family: var(--font-ui); letter-spacing: 0.12em; text-transform: uppercase; font-size: calc(0.78rem * var(--scale)); color: var(--brass); padding: 0 0.3rem; }
.setting-row { display: flex; align-items: center; gap: 0.7rem; padding: 0.4rem 0; flex-wrap: wrap; }
.setting-row select, .setting-row input[type="range"] { min-height: 40px; }
.setting-note { color: var(--paper-dim); font-size: calc(0.88rem * var(--scale)); margin: 0.2rem 0 0.5rem; }
.setting-actions, .dialog-actions { display: flex; gap: 0.6rem; flex-wrap: wrap; margin-top: 0.6rem; justify-content: flex-end; }
.setting-actions { justify-content: flex-start; }

/* library & archive */
.lib-room { margin: 1.4rem 0; }
.lib-src { margin: 0.5rem 0; padding-left: 1rem; border-left: 2px solid var(--line); font-size: calc(0.92rem * var(--scale)); }
.lib-src .oa { color: var(--moss); font-family: var(--font-ui); font-size: calc(0.75rem * var(--scale)); }
details { margin: 0.6rem 0; }
summary { cursor: pointer; font-family: var(--font-ui); color: var(--slate); padding: 0.4rem 0; min-height: 34px; }
summary:hover { color: var(--brass); }

/* ending */
.ending-scenes { display: grid; grid-template-columns: repeat(auto-fill, minmax(13rem, 1fr)); gap: 0.8rem; }
.final-line { text-align: center; font-size: calc(1.3rem * var(--scale)); font-style: italic; margin: 3rem 0; color: var(--brass); }

/* subtle entry animation, disabled in reduced motion */
@keyframes rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.anim-rise { animation: rise 0.4s ease-out; }

/* responsive */
@media (max-width: 480px) {
  main { padding: 0.9rem 0.7rem 4rem; }
  .panel { padding: 0.9rem; }
  .sort-cols { grid-template-columns: 1fr; }
  .report-dim { grid-template-columns: 1fr; }
  .masthead { padding: 0.45rem 0.6rem; }
}

@media print {
  body { background: #fff; color: #000; }
  .masthead, .btn { display: none; }
}

/* ============================================================
   ENGINE LAYER — styles for every class the runtime emits.
   Same palette; this section maps the game engine's vocabulary
   onto the visual identity above.
   ============================================================ */

#main { max-width: var(--maxw); margin: 0 auto; padding: 1.5rem 1.2rem 4rem; }

.phase > h1, .house-hub > h1, .title-main {
  font-family: var(--font-ui); letter-spacing: .04em; color: var(--brass);
  font-weight: 600; margin: .8rem 0 .4rem;
}
.tagline, .report-sub, .title-over { color: var(--slate); font-style: italic; margin-top: 0; }

/* Title screen */
.title-screen { text-align: center; max-width: 44rem; margin: 8vh auto 0; }
.title-main { font-size: calc(2rem * var(--scale)); }
.title-over { text-transform: uppercase; font-style: normal; letter-spacing: .25em; font-size: .8rem; }
.title-door { color: var(--paper-dim); margin-top: 2rem; }
.title-carved {
  font-size: calc(1.5rem * var(--scale)); color: var(--brass);
  border: 1px solid var(--brass-dim); border-radius: var(--radius);
  display: inline-block; padding: 1rem 2rem; margin: 1rem 0 2rem;
  box-shadow: inset 0 0 30px rgba(0,0,0,.5);
}
.title-note { color: var(--slate); }
.title-fine { color: var(--paper-dim); font-size: .85rem; margin-top: 3rem; }

/* Buttons (extends .btn from base) */
.btn-large { font-size: calc(1.15rem * var(--scale)); padding: .8rem 2rem; }
.btn-small { font-size: .85rem; padding: .25rem .7rem; }
.btn-ghost { background: transparent; border-color: var(--line); color: var(--paper-dim); }
.btn-ghost:hover, .btn-ghost:focus-visible { color: var(--paper); border-color: var(--slate); }
.btn-row { display: flex; flex-wrap: wrap; gap: .5rem; margin: .8rem 0; }
.btn-col { flex-direction: column; align-items: flex-start; }

/* Panels & grids */
.case-grid, .room-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr)); gap: 1rem; margin: 1.2rem 0; }
.case-card, .room-card, .action-card, .redesign-card, .archive-card {
  background: var(--ink-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem 1.1rem;
}
.case-card h3, .room-card h3, .action-card h3 { margin: .2rem 0 .4rem; color: var(--brass); font-family: var(--font-ui); font-weight: 600; }
.case-number { color: var(--slate); font-family: var(--font-ui); font-size: .75rem; letter-spacing: .2em; text-transform: uppercase; margin: 0; }
.case-tagline, .room-q { color: var(--paper-dim); font-size: .92rem; }
.case-done { border-color: var(--brass-dim); }
.case-locked { opacity: .75; }
.case-note, .room-done, .room-locked { color: var(--slate); font-size: .85rem; }
.room-glyph { font-size: 1.6rem; margin: 0; color: var(--brass); }
.room-visited { border-color: var(--moss); }
.resume-panel { border-color: var(--thread); }

/* Docs & guide speech */
.doc { background: var(--paper); color: #241f14; border-radius: var(--radius); padding: 1rem 1.2rem; margin: 1rem 0; box-shadow: 0 3px 14px rgba(0,0,0,.45); }
.doc p { margin: .5rem 0; }
.doc-kicker { font-family: var(--font-ui); font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; color: #6b5a33; }
.doc-hand { font-style: italic; }
.doc-mono { font-family: var(--font-doc); font-size: .92rem; }
.curator-remark { color: var(--slate); font-style: italic; }
.room-identity { color: var(--slate); font-style: italic; margin-top: 0; }
.room-scene { color: var(--paper); }

/* Loom */
.loom-intro { color: var(--paper-dim); }
.loom-group { border: 1px solid var(--line); border-radius: var(--radius); margin: 1rem 0; padding: .8rem 1rem; }
.loom-group legend { font-family: var(--font-ui); color: var(--brass); padding: 0 .4rem; }
.loom-option { margin: .3rem 0; }
.loom-option label { margin-left: .45rem; }
.loom-preview { margin: 1.2rem 0; min-height: 2.5rem; }
.loom-question { color: var(--paper); font-size: calc(1.1rem * var(--scale)); font-style: italic; }
.spine { display: flex; flex-wrap: wrap; align-items: center; gap: 0; margin: .6rem 0; }
.spine-thread { width: 1.6rem; height: 2px; background: var(--thread); flex: none; }
.hub-question { color: var(--brass); font-style: italic; border-left: 3px solid var(--thread); padding-left: .8rem; }

/* Attention pips */
.pips { display: inline-flex; gap: .35rem; margin: .4rem 0; }
.pip { width: .8rem; height: .8rem; border-radius: 50%; border: 1px solid var(--brass); display: inline-block; }
.pip-used { background: var(--brass); }
.attention-note, .proceed-note, .mech-note { color: var(--paper-dim); font-size: .92rem; }
.proceed-row { margin: 1.6rem 0; }

/* Findings */
.finding { border: 1px solid var(--line); border-left: 4px solid var(--slate); border-radius: var(--radius); background: var(--ink-2); padding: .7rem .9rem; margin: .7rem 0; }
.finding-transformed { border-left-color: var(--brass); }
.finding-strengthened { border-left-color: var(--moss); }
.finding-shaken { border-left-color: var(--thread); }
.finding-room { font-family: var(--font-ui); font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; color: var(--slate); margin: 0 0 .3rem; }
.finding-claim { margin: .2rem 0; }
.finding-blind { color: var(--paper-dim); font-size: .9rem; font-style: italic; }
.finding-note { color: var(--thread); font-size: .9rem; }

/* Lamp / cross panels */
.lamp-panel h2, .cross-panel h2, .findings-panel h2, .ada-panel h2 { color: var(--brass); font-family: var(--font-ui); font-size: 1.05rem; }
.lamp-text { color: var(--focus); }
.lamp-dim { color: var(--paper-dim); font-style: italic; }
.cross-rooms { font-family: var(--font-ui); color: var(--slate); letter-spacing: .08em; }
.cross-text { font-size: calc(1.02rem * var(--scale)); }
.cross-effect { font-family: var(--font-ui); }
.cross-done { color: var(--moss); }

/* Widgets */
.widget { background: var(--ink-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem 1.1rem; margin: 1.2rem 0; }
.widget-prompt { color: var(--brass); }
.widget-out { margin-top: .8rem; }
.out-pass { color: var(--moss); }
.out-fail { color: var(--thread); }
.slider-row { display: grid; grid-template-columns: 10rem 1fr 8rem; gap: .8rem; align-items: center; margin: .5rem 0; }
.slider-val { color: var(--brass); font-family: var(--font-ui); }
.rule-row { margin: .45rem 0; }
.rule-row label { margin-left: .5rem; }
.observe-layer, .boundary-ring, .diff-result { border-left: 2px solid var(--brass-dim); padding-left: .8rem; margin: .8rem 0; }
.observe-early { border-left: 2px solid var(--thread); padding-left: .8rem; color: var(--paper-dim); }
.boundary-label { font-family: var(--font-ui); color: var(--brass); margin-bottom: .2rem; }
.budget-line { color: var(--brass); font-family: var(--font-ui); }
.chart-box { background: var(--ink-3); border-radius: var(--radius); padding: .6rem; margin: .8rem 0; }
.chart { width: 100%; height: auto; }
.chart-main { fill: none; stroke: var(--brass); stroke-width: 2.5; }
.chart-base { fill: none; stroke: var(--slate); stroke-width: 2; stroke-dasharray: 5 4; }
.net { width: 100%; height: auto; background: var(--ink-3); border-radius: var(--radius); }
.net-node { fill: var(--brass); }
.net-label { fill: var(--paper); font-size: 11px; font-family: var(--font-ui); }
.net-edge { stroke: var(--line); stroke-width: 1.5; }
.net-edge-on { stroke: var(--slate); stroke-width: 2.5; }
.net-edge-key { stroke: var(--thread); }
.net-list { display: flex; flex-direction: column; gap: .4rem; margin-top: .8rem; align-items: flex-start; }
.category-subject { font-style: italic; color: var(--slate); }
.ach-table { border-collapse: collapse; width: 100%; font-size: .88rem; }
.ach-table th, .ach-table td { border: 1px solid var(--line); padding: .4rem .5rem; text-align: left; vertical-align: top; }
.ach-table thead th { background: var(--ink-3); color: var(--brass); font-family: var(--font-ui); font-weight: 600; }
.ach-table select { background: var(--ink); color: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: .15rem; }
.ach-note { margin: .5rem 0; }
.sort-row { border-top: 1px solid var(--line); padding: .7rem 0; }
.sort-row:first-child { border-top: 0; }
.sort-done .sort-label { color: var(--moss); }
.values-after { margin-top: 1rem; }

/* Confidence */
.conf-row { display: flex; gap: .5rem; margin-top: .6rem; }
.conf-btn[aria-pressed="true"], .conf-on { background: var(--brass); color: var(--ink); border-color: var(--brass); }

/* Stress */
.stress-intro { font-size: calc(1.05rem * var(--scale)); }
.stress-card { border: 1px solid var(--line); border-radius: var(--radius); padding: .8rem 1rem; margin: .8rem 0; background: var(--ink-2); }
.stress-pass { border-left: 4px solid var(--moss); }
.stress-fail { border-left: 4px solid var(--thread); }
.stress-verdict { color: var(--paper); }
.stress-over { color: var(--thread); font-style: italic; }
.stress-under { color: var(--slate); font-style: italic; }
.stress-sum { font-family: var(--font-ui); color: var(--brass); }

/* Actions & consequences */
.consequence-text { font-size: calc(1.05rem * var(--scale)); }
.wonder { border: 1px solid var(--brass-dim); border-radius: var(--radius); padding: 1rem 1.2rem; margin: 1.4rem 0; background: radial-gradient(ellipse at 50% 0%, rgba(201,164,90,.12), transparent 70%); }
.wonder-kicker { font-family: var(--font-ui); font-size: .75rem; letter-spacing: .2em; text-transform: uppercase; color: var(--brass); }

/* Report */
.report-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(17rem, 1fr)); gap: 1rem; margin: 1.2rem 0; }
.report-dim { background: var(--ink-2); border: 1px solid var(--line); border-radius: var(--radius); padding: .8rem 1rem; }
.report-dim h3 { margin: 0 0 .4rem; color: var(--brass); font-family: var(--font-ui); font-size: .95rem; }
.report-note { color: var(--slate); font-style: italic; }
.archive-q { color: var(--brass); font-style: italic; }

/* Ada */
.ada-note { background: var(--paper); color: #241f14; border-radius: var(--radius); padding: .8rem 1rem; margin: .8rem 0; font-style: italic; box-shadow: 0 2px 10px rgba(0,0,0,.4); }
.ada-kicker { font-family: var(--font-ui); font-style: normal; font-size: .72rem; letter-spacing: .15em; text-transform: uppercase; color: #6b5a33; margin: 0 0 .3rem; }

/* Finale */
.finale-text { font-size: calc(1.08rem * var(--scale)); max-width: 46rem; }
.door-last { color: var(--brass); font-size: calc(1.25rem * var(--scale)); margin-top: 2.2rem; }
.redesign-count, .redesign-status { color: var(--slate); font-family: var(--font-ui); }
.redesign-gain { color: var(--moss); font-size: .92rem; }
.redesign-cost { color: var(--thread); font-size: .92rem; }
.redesign-on { border-color: var(--brass); box-shadow: 0 0 0 1px var(--brass); }
.lastq-final { margin: 1.2rem 0; }

/* Education & library */
.edu-block { border-top: 1px solid var(--line); padding: .9rem 0; }
.edu-block h3 { color: var(--brass); font-family: var(--font-ui); margin: 0 0 .4rem; font-size: 1rem; }
.edu-reading { padding-left: 1.2rem; }
.edu-reading li { margin: .35rem 0; }
.library-section { margin: 1.2rem 0; }
.lib-item { border-top: 1px solid var(--line); padding: .7rem 0; }
.lib-item:first-of-type { border-top: 0; }
.lib-title { margin: 0; color: var(--paper); }
.lib-note { margin: .15rem 0; color: var(--paper-dim); font-size: .92rem; }
.lib-access { margin: 0; color: var(--slate); font-size: .82rem; font-family: var(--font-ui); }

/* Plain-language notes */
.plain-note { background: var(--ink-3); border-left: 3px solid var(--slate); padding: .5rem .8rem; color: var(--paper); border-radius: var(--radius); }

/* Order list (chronology) */
.order-label { flex: 1; }
.order-item { display: flex; gap: .6rem; align-items: baseline; }

/* Responsive */
@media (max-width: 480px) {
  .slider-row { grid-template-columns: 1fr; gap: .3rem; }
  .case-grid, .room-grid, .report-grid { grid-template-columns: 1fr; }
  .ach-table { display: block; overflow-x: auto; }
}

.noscript-panel { max-width: 40rem; margin: 4rem auto; padding: 2rem; }
.site-footer {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 1.1rem 1.2rem calc(1.5rem + env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
  color: var(--paper-dim);
  font-family: var(--font-ui);
  font-size: calc(0.78rem * var(--scale));
  text-align: center;
}
.site-footer p { margin: 0.2rem 0; }
.site-footer a { color: var(--paper); text-underline-offset: 0.2em; }
.site-footer a:hover { color: var(--brass); }