/* Network Court (FSSC) — Solid Glass adaptation, light ledger.
   Material rules: finish at the edge (rim of light on top, hairline outline,
   shade underneath). Heavy neutral glass. Depth = thickness. One chosen state. */

:root {
  /* palette (UI-DESIGN.md §2) */
  --ground: #F7F7F5;
  --ink: #1A1A1A;
  --muted: #636363;
  --line: #D9D9D9;
  --chart-edge: #BFFF00;   /* decorative only, never body text */
  --chart: #7CB518;        /* AA on ground for text/icons */
  --good: #4A9D5B;
  --misd: #C4922A;
  --felony: #B33A3A;
  --inf: #8A8A8A;
  /* glass thickness colors */
  --pane: rgba(255 255 255 / 0.44);
  --pane-card: rgba(255 255 255 / 0.60);
  --pane-pop: rgba(255 255 255 / 0.78);
  --rim: rgba(255 255 255 / 0.85);
  --edge: rgba(26 26 26 / 0.10);
  --edge-strong: rgba(26 26 26 / 0.16);
  --shade: 0 1px 2px rgba(26 26 26 / 0.07), 0 4px 12px rgba(26 26 26 / 0.06);
  --cta-ink: #1A1A1A;      /* dark ink on chartreuse: 6.1:1 */
  --scrim: rgba(26 26 26 / 0.35);
  --chosen-bg: rgba(255 255 255 / 0.85);
  --meter-bg: rgba(26 26 26 / 0.07);
  --glass-blur: 14px;
  /* type */
  --serif: "Source Serif 4", Georgia, serif;
  --sans: "Source Sans 3", -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --r-panel: 12px; --r-card: 14px; --r-pop: 18px;
}

/* ---------- dark: the night court (Fiddy brand dark + chartreuse) ---------- */
[data-theme="dark"] {
  --ground: #161715;
  --ink: #ECEDE8;
  --muted: #9AA093;
  --line: #2C2F2A;
  --good: #7FC98D;
  --misd: #D9A94E;
  --felony: #E07979;
  --inf: #A6ABA0;
  --pane: rgba(46 50 44 / 0.52);
  --pane-card: rgba(50 54 48 / 0.64);
  --pane-pop: rgba(54 58 52 / 0.93);
  --rim: rgba(255 255 255 / 0.14);
  --edge: rgba(0 0 0 / 0.40);
  --edge-strong: rgba(0 0 0 / 0.55);
  --shade: 0 1px 2px rgba(0 0 0 / 0.35), 0 4px 14px rgba(0 0 0 / 0.30);
  --scrim: rgba(8 9 8 / 0.55);
  --chosen-bg: rgba(255 255 255 / 0.09);
  --meter-bg: rgba(255 255 255 / 0.09);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font: 400 1rem/1.5 var(--sans);
  min-height: 100dvh;
  padding: max(12px, env(safe-area-inset-top)) 16px calc(96px + env(safe-area-inset-bottom));
  max-width: 680px;
  margin-inline: auto;
}
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; font-weight: 500; }
a { color: var(--chart); text-underline-offset: 2px; }
a:focus-visible, button:focus-visible, [tabindex]:focus-visible {
  outline: 2px solid var(--chart);
  outline-offset: 2px;
  border-radius: 6px;
}
.skip-link { position: absolute; left: -9999px; top: 0; background: var(--ink); color: var(--ground); padding: 8px 14px; z-index: 99; border-radius: 8px; }
.skip-link:focus { left: 12px; top: 12px; }

/* ---------- panes ---------- */
.glass-panel, .glass-card, .glass-popover {
  position: relative;
  border-radius: var(--r-card);
  backdrop-filter: blur(var(--glass-blur)) saturate(0.9);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(0.9);
  box-shadow: var(--shade);
}
.glass-panel {
  background: var(--pane);
  box-shadow: inset 0 1px 0 var(--rim), inset 0 0 0 1px var(--edge), var(--shade);
}
.glass-card {
  background: var(--pane-card);
  box-shadow: inset 0 1px 0 var(--rim), inset 0 0 0 1px var(--edge), var(--shade);
}
.glass-popover {
  background: var(--pane-pop);
  box-shadow: inset 0 1px 0 var(--rim), inset 0 0 0 1px var(--edge-strong), 0 2px 4px rgba(26 26 26 / 0.08), 0 12px 28px rgba(26 26 26 / 0.10);
}
/* the one state: chosen (hover, active, selected all wear this) */
.is-chosen, .chip:hover, .chip:active, .tab:active {
  background: var(--chosen-bg);
  box-shadow: inset 0 1px 0 var(--rim), inset 0 0 0 1px rgba(124 181 24 / 0.55), 0 1px 2px rgba(26 26 26 / 0.06);
}

/* ---------- masthead ---------- */
.masthead {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; margin-bottom: 20px;
}
.masthead-mark { flex: 0 0 auto; width: 40px; height: 40px; border-radius: 11px; }
.theme-toggle {
  flex: 0 0 auto; display: grid; place-items: center;
  width: 40px; height: 40px; border-radius: 10px;
  background: var(--pane); border: 0; cursor: pointer; color: var(--muted);
  box-shadow: inset 0 1px 0 var(--rim), inset 0 0 0 1px var(--edge);
}
.theme-toggle:hover { color: var(--chart); }
.theme-toggle svg { width: 20px; height: 20px; }
.theme-icon-moon { display: none; }
[data-theme="dark"] .theme-icon-moon { display: block; }
[data-theme="dark"] .theme-icon-sun { display: none; }
.masthead-titles { flex: 1 1 auto; min-width: 0; }
.masthead-title { font: 700 1.45rem/1.15 var(--serif); margin: 0; letter-spacing: -0.02em; }
.masthead-sub { font: 500 0.75rem/1.2 var(--mono); color: var(--muted); margin: 2px 0 0; letter-spacing: 0.02em; }
.masthead-badge {
  font: 500 0.72rem/1 var(--mono); color: var(--chart);
  border: 1px solid rgba(124 181 24 / 0.5); border-radius: 999px;
  padding: 5px 10px; white-space: nowrap;
}

/* ---------- screens ---------- */
.screen { display: flex; flex-direction: column; gap: 16px; }
.screen[hidden] { display: none; }
.screen-head { margin: 2px 2px 0; }
.screen-title { font: 700 1.5rem/1.2 var(--serif); margin: 0; letter-spacing: -0.02em; }
.screen-sub { color: var(--muted); margin: 4px 0 0; font-size: 0.9rem; }

/* ---------- record ---------- */
.duo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.stat-card { padding: 16px; }
.stat-label { font: 600 0.72rem/1 var(--sans); text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin: 0 0 8px; }
.stat-value { font: 700 1.55rem/1.1 var(--serif); margin: 0; letter-spacing: -0.02em; }
.stat-streak { color: var(--chart); }
.stat-data { color: var(--muted); font-size: 0.82rem; margin: 6px 0 0; }
.ledger-card { padding: 16px 16px 12px; }
.ledger-title { font: 600 1.05rem/1.2 var(--serif); margin: 0 0 10px; letter-spacing: -0.01em; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.ledger-rows { margin: 0; }
.ledger-row { display: flex; justify-content: space-between; align-items: baseline; padding: 8px 0; border-top: 1px solid var(--line); }
.ledger-row dt { color: var(--muted); font-size: 0.9rem; }
.ledger-row dd { margin: 0; font-size: 0.95rem; }
.cap-row { display: flex; justify-content: space-between; font-size: 0.88rem; padding: 8px 0 4px; }
.cap-row span:first-child { color: var(--muted); }
.meter { height: 6px; border-radius: 999px; background: var(--meter-bg); overflow: hidden; }
.meter > span { display: block; height: 100%; width: 0%; background: var(--chart); border-radius: inherit; transition: width 300ms ease-out; }
.meter > span.warn { background: var(--misd); }

/* ---------- CTA ---------- */
.cta {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  width: 100%; min-height: 52px; padding: 12px 20px;
  background: var(--chart); color: var(--cta-ink);
  font: 600 1.05rem/1 var(--sans);
  border: 0; border-radius: 14px; cursor: pointer;
  box-shadow: inset 0 1px 0 rgba(255 255 255 / 0.45), inset 0 0 0 1px rgba(26 26 26 / 0.08), 0 2px 4px rgba(26 26 26 / 0.12), 0 8px 18px rgba(124 181 24 / 0.22);
  transition: transform 120ms ease-out, box-shadow 120ms ease-out;
}
.cta svg { width: 20px; height: 20px; }
.cta:hover { transform: translateY(-1px); }
.cta:active { transform: translateY(0); }
.cta:disabled { background: var(--muted); color: var(--ground); cursor: not-allowed; box-shadow: inset 0 1px 0 rgba(255 255 255 / 0.25), inset 0 0 0 1px rgba(26 26 26 / 0.08); }
.cta-share { background: var(--pane-pop); color: var(--ink); box-shadow: inset 0 1px 0 var(--rim), inset 0 0 0 1.25px rgba(124 181 24 / 0.75), var(--shade); }
.link-btn { background: none; border: 0; color: var(--muted); font: 500 0.9rem var(--sans); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; padding: 12px; }

/* ---------- play ---------- */
.case-meta { display: flex; align-items: center; gap: 10px; padding: 10px 14px; font-size: 0.8rem; color: var(--muted); }
.case-id { color: var(--ink); }
.session-progress { margin-left: auto; }
.case-difficulty { font-weight: 600; }
.case-difficulty[data-diff="easy"] { color: var(--good); }
.case-difficulty[data-diff="medium"] { color: var(--misd); }
.case-difficulty[data-diff="hard"] { color: var(--felony); }
.evidence { padding: 18px 18px 16px; }
.evidence-label { font: 600 0.72rem/1 var(--sans); text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin: 0 0 10px; }
.thread-context { color: var(--muted); font-size: 0.85rem; margin: 0 0 10px; padding-left: 12px; border-left: 2px solid var(--line); }
.evidence-text { margin: 0; font: 600 1.1rem/1.45 var(--serif); letter-spacing: -0.01em; }

.rulings { border: 0; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.rulings-legend, .conf-legend { font: 600 0.95rem/1.2 var(--serif); padding: 0; margin: 0 0 6px; }
.group-label { font: 600 0.72rem/1 var(--sans); text-transform: uppercase; letter-spacing: 0.08em; margin: 0 0 8px; }
.group-label-good { color: var(--good); }
.group-label-bad { color: var(--felony); }
.chip-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.chip-grid > .chip:last-child:nth-child(odd) { grid-column: 1 / -1; }
.rulings.is-locked, .confidence.is-locked { opacity: 0.45; pointer-events: none; }
.chip {
  display: flex; align-items: center; gap: 8px;
  min-height: 44px; padding: 10px 12px;
  background: var(--pane); border: 0; border-radius: 10px;
  box-shadow: inset 0 1px 0 var(--rim), inset 0 0 0 1px var(--edge), 0 1px 2px rgba(26 26 26 / 0.05);
  font: 500 0.85rem/1.15 var(--sans); color: var(--ink);
  cursor: pointer; text-align: left; width: 100%;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  transition: transform 100ms ease-out, box-shadow 100ms ease-out;
}
.chip:active { transform: scale(0.98); }
.chip-code { font-size: 0.72rem; color: var(--muted); flex: 0 0 auto; }
.chip-neither { grid-column: 1 / -1; }
.chip.is-chosen .chip-code { color: var(--chart); }
.chip.is-chosen { box-shadow: inset 0 1px 0 var(--rim), inset 0 0 0 1.5px rgba(124 181 24 / 0.75), 0 1px 3px rgba(124 181 24 / 0.18); }
.conf-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.chip-conf { flex-direction: column; align-items: flex-start; gap: 2px; }
.conf-grid .chip-code { font-size: 0.68rem; }

/* verdict reveal */
.verdict { padding: 20px; display: flex; flex-direction: column; gap: 10px; }
.verdict-head { display: flex; align-items: center; gap: 8px; }
.verdict-mascot { width: 44px; height: 44px; border-radius: 12px; }
.gavel-glyph { width: 36px; height: 36px; color: var(--chart); transform: rotate(-8deg); }
.verdict-call { font: 700 1.25rem/1.25 var(--serif); margin: 0; letter-spacing: -0.02em; }
.verdict-label { font-size: 0.9rem; margin: 0; }
.verdict-expl { color: var(--muted); margin: 0; font-size: 0.92rem; line-height: 1.55; }
.verdict-points { font-size: 1.2rem; margin: 2px 0; }
.verdict-points.good { color: var(--good); }
.verdict-points.bad { color: var(--felony); }
.verdict-strike { margin: 0; padding: 10px 12px; border-radius: 10px; background: rgba(179 58 58 / 0.10); color: var(--felony); font-weight: 600; font-size: 0.88rem; }

/* gavel drop animation */
@keyframes gavel-strike { 0% { transform: scale(0.8) rotate(-8deg); opacity: 0; } 60% { transform: scale(1.06) rotate(2deg); opacity: 1; } 100% { transform: scale(1) rotate(0); } }
@keyframes glow-pulse { 0%, 100% { filter: none; } 50% { filter: drop-shadow(0 0 10px rgba(191 255 0 / 0.6)); } }
@keyframes points-fly { from { transform: translateY(0); opacity: 1; } to { transform: translateY(-48px); opacity: 0; } }
@keyframes card-in { from { transform: translateY(14px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
body.gavel-time .screen { filter: brightness(0.94); }
body.gavel-time .gavel-glyph { animation: gavel-strike 340ms cubic-bezier(0.34, 1.56, 0.64, 1) both, glow-pulse 700ms ease-out 200ms; }
body.gavel-time .verdict { animation: card-in 320ms cubic-bezier(0.34, 1.56, 0.64, 1) both; }
.verdict-points.flying { animation: points-fly 800ms cubic-bezier(0.22, 1, 0.36, 1) 260ms both; }

@media (prefers-reduced-motion: reduce) {
  .meter > span { transition: none; }
  body.gavel-time .gavel-glyph { animation: none; }
  body.gavel-time .verdict { animation: card-in 400ms ease-out both; }
  .verdict-points.flying { animation: none; }
  .cta { transition: none; }
}

/* ---------- docket ---------- */
.docket { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; counter-reset: none; }
.docket-row { display: grid; grid-template-columns: 34px 1fr auto; gap: 10px; align-items: center; padding: 14px 14px; }
.docket-row.you { box-shadow: inset 0 1px 0 var(--rim), inset 0 0 0 1.5px rgba(124 181 24 / 0.75), var(--shade); }
.docket-rank { font: 700 0.95rem var(--mono); color: var(--muted); }
.docket-row:nth-child(1) .docket-rank { color: var(--chart); }
.docket-name { font: 600 0.95rem/1.2 var(--sans); }
.docket-meta { color: var(--muted); font-size: 0.78rem; margin-top: 2px; }
.docket-score { font: 500 0.85rem var(--mono); text-align: right; }
.tag { font: 500 0.68rem/1 var(--mono); color: var(--muted); border: 1px solid var(--line); border-radius: 999px; padding: 3px 7px; margin-left: 8px; vertical-align: 1px; }
.tag-you { color: var(--chart); border-color: rgba(124 181 24 / 0.5); }

/* ---------- wall ---------- */
.wall { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.wall-row { padding: 16px; }
.wall-head { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.wall-name { font: 600 0.95rem/1.2 var(--sans); }
.wall-charge { font: 500 0.78rem var(--mono); }
.wall-charge.felony { color: var(--felony); }
.wall-charge.misd { color: var(--misd); }
.wall-charge.inf { color: var(--inf); }
.wall-note { color: var(--muted); font-size: 0.85rem; margin: 6px 0 0; }
.wall-foot { display: flex; align-items: center; gap: 10px; margin-top: 10px; flex-wrap: wrap; }
.wall-when { color: var(--muted); font-size: 0.78rem; font-family: var(--mono); }
.appeal-pill { font: 500 0.68rem/1 var(--mono); border-radius: 999px; padding: 4px 9px; }
.appeal-pill.pending { background: rgba(196 146 42 / 0.14); color: var(--misd); }
.appeal-pill.granted { background: rgba(74 157 91 / 0.14); color: var(--good); }
.appeal-pill.denied { background: rgba(179 58 58 / 0.12); color: var(--felony); }
.wall-appeal-btn { margin-left: auto; background: none; border: 1px solid var(--line); border-radius: 999px; padding: 7px 13px; font: 500 0.8rem var(--sans); cursor: pointer; min-height: 36px; }
.wall-appeal-btn:hover { border-color: var(--chart); color: var(--chart); }

/* ---------- rules ---------- */
.rules-block { padding: 16px; }
.rules-list { list-style: none; margin: 0; padding: 0; }
.rules-list li { display: flex; gap: 10px; align-items: baseline; padding: 9px 0; border-top: 1px solid var(--line); font-size: 0.9rem; }
.rules-list .rule-code { font: 500 0.78rem var(--mono); flex: 0 0 44px; color: var(--muted); }
.rules-list .rule-code.good { color: var(--good); }
.rules-list .rule-code.felony { color: var(--felony); }
.rules-list .rule-code.misd { color: var(--misd); }
.rules-list .rule-code.inf { color: var(--inf); }
.rule-tier { font: 500 0.66rem/1 var(--mono); color: var(--muted); margin-left: auto; white-space: nowrap; }
.tiers-key li { justify-content: flex-start; }
.tier-pill { font: 500 0.66rem/1 var(--mono); border-radius: 999px; padding: 4px 9px; margin-left: auto; }
.tier-pill.good { background: rgba(74 157 91 / 0.14); color: var(--good); }
.tier-pill.felony { background: rgba(179 58 58 / 0.12); color: var(--felony); }
.tier-pill.misd { background: rgba(196 146 42 / 0.14); color: var(--misd); }
.tier-pill.inf { background: rgba(138 138 138 / 0.16); color: var(--inf); }
.colophon { color: var(--muted); font-size: 0.78rem; text-align: center; padding: 20px 0 6px; }
.colophon p { margin: 4px 0; }

/* ---------- modals ---------- */
.modal-scrim { position: fixed; inset: 0; background: var(--scrim); display: flex; align-items: center; justify-content: center; padding: 20px; z-index: 40; backdrop-filter: blur(2px); -webkit-backdrop-filter: blur(2px); }
.modal-scrim[hidden] { display: none; }
.modal { width: min(420px, 100%); max-height: 86dvh; overflow: auto; padding: 24px; display: flex; flex-direction: column; gap: 12px; animation: card-in 260ms ease-out both; }
.modal-mark { margin: 0 auto; }
.modal-body { margin: 0; font-size: 0.98rem; line-height: 1.55; }
.modal-note { color: var(--muted); font-size: 0.85rem; margin: 0; padding: 10px 12px; border-radius: 10px; background: rgba(124 181 24 / 0.08); }
.appeal-options { display: flex; flex-direction: column; gap: 8px; }
.appeal-option { text-align: left; background: var(--pane); border: 0; border-radius: 10px; padding: 12px 14px; min-height: 52px; cursor: pointer; font: 400 0.9rem/1.4 var(--sans); color: var(--ink); box-shadow: inset 0 1px 0 var(--rim), inset 0 0 0 1px var(--edge); }
.appeal-option:hover { box-shadow: inset 0 1px 0 var(--rim), inset 0 0 0 1.5px rgba(124 181 24 / 0.75); }
.appeal-result { padding: 12px 14px; border-radius: 10px; font-weight: 600; font-size: 0.92rem; }
.appeal-result.granted { background: rgba(74 157 91 / 0.12); color: var(--good); }
.appeal-result.denied { background: rgba(179 58 58 / 0.10); color: var(--felony); }

/* ---------- tab bar ---------- */
.tabbar {
  position: fixed; left: 50%; transform: translateX(-50%);
  bottom: max(12px, env(safe-area-inset-bottom));
  width: min(420px, calc(100% - 24px));
  display: flex; padding: 6px; border-radius: 18px; z-index: 30;
}
.tab { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 3px; padding: 8px 4px; background: none; border: 0; border-radius: 12px; color: var(--muted); font: 500 0.68rem/1 var(--sans); cursor: pointer; min-height: 48px; }
.tab svg { width: 22px; height: 22px; }
.tab:hover { color: var(--ink); }
.tab.is-active { color: var(--chart); background: var(--chosen-bg); box-shadow: inset 0 1px 0 var(--rim), inset 0 0 0 1px rgba(124 181 24 / 0.4); }

/* ---------- wide screens ---------- */
@media (min-width: 768px) {
  body { padding-top: 32px; }
  .chip-grid { grid-template-columns: 1fr 1fr 1fr; }
  .duo-grid { grid-template-columns: 1fr 1fr 1fr; }
  .ledger-card:nth-of-type(1) { grid-column: span 1; }
}
@media (min-width: 1440px) {
  body { max-width: 760px; }
}

@media (prefers-reduced-transparency: reduce) {
  .glass-panel, .glass-card, .glass-popover, .chip, .tabbar { backdrop-filter: none; -webkit-backdrop-filter: none; background: #FFFFFF; }
}

/* ---------- toast ---------- */
#toast {
  position: fixed; left: 50%; transform: translateX(-50%);
  bottom: calc(84px + env(safe-area-inset-bottom));
  padding: 12px 18px; border-radius: 12px; z-index: 50;
  font: 600 0.9rem/1.3 var(--sans); max-width: min(360px, calc(100vw - 40px));
  text-align: center; animation: card-in 200ms ease-out both;
}
#toast[hidden] { display: none; }