/* fragment-1 static demo — no framework, no build, ~9KB of hand-tuned CSS */

:root {
  --bg: #f6f8f7;
  --bg-card: #ffffff;
  --ink: #12211a;
  --ink-soft: #4b5a52;
  --ink-faint: #64736b;
  --line: #dfe7e2;
  --line-strong: #c3d2ca;
  --accent: #0d9d6c;
  --accent-strong: #047852;
  --accent-ink: #ffffff;
  --accent-soft: #d9f3e8;
  --accent-softer: #eaf8f1;
  --bar-track: #edf2ef;
  --warn: #b45309;
  --warn-soft: #fef3e2;
  --danger: #b91c1c;
  --danger-soft: #fdecec;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(18, 33, 26, 0.05), 0 8px 24px -12px rgba(18, 33, 26, 0.18);
  --shadow-lift: 0 2px 4px rgba(18, 33, 26, 0.07), 0 14px 34px -12px rgba(18, 33, 26, 0.28);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0c1210;
    --bg-card: #141b18;
    --ink: #e6efe9;
    --ink-soft: #a8b8ae;
    --ink-faint: #74857b;
    --line: #24302a;
    --line-strong: #35453c;
    --accent: #10b981;
    --accent-strong: #34d399;
    --accent-ink: #052e1b;
    --accent-soft: #123528;
    --accent-softer: #10271e;
    --bar-track: #1c2621;
    --warn: #fbbf24;
    --warn-soft: #33270a;
    --danger: #f87171;
    --danger-soft: #3a1414;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 10px 28px -14px rgba(0, 0, 0, 0.6);
    --shadow-lift: 0 2px 6px rgba(0, 0, 0, 0.5), 0 16px 38px -14px rgba(0, 0, 0, 0.7);
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  width: 100%;
  max-width: 1060px;
  margin: 0 auto;
  padding: 20px 20px 40px;
  flex: 1 1 auto;
}

code, .mono { font-family: var(--mono); font-size: 0.92em; }

a { color: var(--accent-strong); text-decoration-thickness: 1.5px; text-underline-offset: 3px; }
a:hover { color: var(--accent); }

:focus-visible { outline: 2.5px solid var(--accent); outline-offset: 2px; border-radius: 6px; }

/* ------------------------------------------------- header */
.site-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 24px;
  justify-content: space-between;
  max-width: 1060px;
  width: 100%;
  margin: 0 auto;
  padding: 22px 20px 6px;
}

.wordmark { display: flex; align-items: center; gap: 14px; }

.mark { width: 46px; height: 46px; flex: none; }
.mark-bg { fill: var(--accent); }
.mark-shard { fill: var(--accent-ink); opacity: 0.28; }
.mark-core { fill: var(--accent-ink); }

.wordmark h1 { margin: 0; font-size: 1.5rem; letter-spacing: -0.02em; }
.wordmark .ver {
  font-size: 0.72em;
  font-weight: 600;
  color: var(--accent-strong);
  background: var(--accent-soft);
  border: 1px solid var(--line-strong);
  padding: 2px 9px;
  border-radius: 999px;
  vertical-align: 0.18em;
  margin-left: 2px;
}
.tagline { margin: 2px 0 0; color: var(--ink-soft); font-size: 0.92rem; max-width: 58ch; }

.status-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ink-soft);
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 14px;
  box-shadow: var(--shadow);
  white-space: nowrap;
}
.status-chip .dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--warn);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--warn) 20%, transparent);
  animation: pulse 1.6s ease-in-out infinite;
}
.status-chip.live .dot { background: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 22%, transparent); }
.status-chip.live { color: var(--accent-strong); background: var(--accent-softer); border-color: color-mix(in srgb, var(--accent) 35%, var(--line)); }

@keyframes pulse { 50% { opacity: 0.55; transform: scale(0.9); } }

/* ------------------------------------------------- cards & layout */
.card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.loader { padding: 22px 24px; max-width: 640px; margin: 28px auto 0; }
.loader-row { display: flex; align-items: center; gap: 14px; }
.loader-copy { display: flex; flex-direction: column; gap: 2px; }
.loader-copy strong { font-size: 1.02rem; }
.loader-copy span { color: var(--ink-faint); font-family: var(--mono); font-size: 0.82rem; }
.loader-note { color: var(--ink-soft); font-size: 0.88rem; margin: 14px 0 0; }

.spin {
  width: 26px; height: 26px; flex: none;
  border: 3px solid var(--accent-soft);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: rot 0.8s linear infinite;
}
@keyframes rot { to { transform: rotate(360deg); } }

.progress-track {
  margin-top: 14px;
  height: 8px;
  border-radius: 999px;
  background: var(--bar-track);
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  width: 0%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent-strong), var(--accent));
  transition: width 0.25s ease;
}

/* ------------------------------------------------- type legend */
.type-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  font-size: 0.82rem;
  color: var(--ink-soft);
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 9px 14px;
  margin: 0 2px 14px;
}
.type-legend .t {
  font-family: var(--mono);
  font-weight: 700;
  color: var(--accent-strong);
  background: var(--accent-soft);
  border-radius: 5px;
  padding: 1px 6px;
  font-size: 0.72rem;
}

/* ------------------------------------------------- tabs */
.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 2px solid var(--line);
  margin: 22px 0 18px;
  overflow-x: auto;
  scrollbar-width: none;
}
.tabs::-webkit-scrollbar { display: none; }

.tab {
  appearance: none;
  border: none;
  background: none;
  font: inherit;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--ink-faint);
  padding: 10px 16px 12px;
  cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: color 0.15s ease, border-color 0.15s ease;
  white-space: nowrap;
}
.tab:hover { color: var(--ink-soft); }
.tab[aria-selected="true"] {
  color: var(--accent-strong);
  border-bottom-color: var(--accent);
}

/* ------------------------------------------------- panels */
.panel-intro {
  color: var(--ink-soft);
  font-size: 0.93rem;
  margin: 0 2px 14px;
  max-width: 78ch;
}
.panel-intro code {
  background: var(--accent-softer);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 1px 6px;
}

.panel-grid {
  display: grid;
  grid-template-columns: minmax(300px, 5fr) minmax(320px, 6fr);
  gap: 18px;
  align-items: start;
}
@media (max-width: 860px) {
  .panel-grid { grid-template-columns: 1fr; }
}

/* ------------------------------------------------- inputs */
.input-col {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.input-col label, .range-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
}

textarea {
  font: inherit;
  color: var(--ink);
  background: var(--bg);
  border: 1.5px solid var(--line-strong);
  border-radius: 10px;
  padding: 10px 12px;
  resize: vertical;
  min-height: 70px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3.5px color-mix(in srgb, var(--accent) 18%, transparent);
}
textarea.mono { font-family: var(--mono); font-size: 0.86rem; line-height: 1.5; }

input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
  cursor: pointer;
}
.range-label output {
  font-family: var(--mono);
  color: var(--accent-strong);
  font-weight: 700;
}

.examples { display: flex; flex-wrap: wrap; gap: 7px; }

.chip {
  appearance: none;
  font: inherit;
  font-size: 0.78rem;
  color: var(--ink-soft);
  background: var(--accent-softer);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 11px;
  cursor: pointer;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease, transform 0.1s ease;
}
.chip:hover { border-color: var(--accent); color: var(--accent-strong); background: var(--accent-soft); }
.chip:active { transform: scale(0.97); }

.decide-btn {
  appearance: none;
  font: inherit;
  font-weight: 700;
  font-size: 0.98rem;
  letter-spacing: 0.02em;
  color: var(--accent-ink);
  background: linear-gradient(180deg, var(--accent), var(--accent-strong));
  border: none;
  border-radius: 10px;
  padding: 12px 18px;
  cursor: pointer;
  box-shadow: 0 1px 2px rgba(4, 120, 82, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.22);
  transition: filter 0.15s ease, transform 0.1s ease, box-shadow 0.15s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
}
.decide-btn:hover { filter: brightness(1.06); box-shadow: 0 2px 5px rgba(4, 120, 82, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.22); }
.decide-btn:active { transform: translateY(1px); }
.decide-btn[disabled] { opacity: 0.6; cursor: progress; filter: saturate(0.6); }

.decide-btn .btn-spin {
  width: 15px; height: 15px;
  border: 2.5px solid rgba(255, 255, 255, 0.35);
  border-top-color: currentColor;
  border-radius: 50%;
  animation: rot 0.7s linear infinite;
}

/* ------------------------------------------------- results */
.result-col { display: flex; flex-direction: column; gap: 12px; min-height: 120px; }

.placeholder {
  border: 1.5px dashed var(--line-strong);
  border-radius: var(--radius);
  color: var(--ink-faint);
  padding: 36px 18px;
  text-align: center;
  font-size: 0.9rem;
  background: color-mix(in srgb, var(--bg-card) 55%, transparent);
}

.answer-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 15px 17px;
  animation: rise 0.28s ease both;
}
@keyframes rise { from { opacity: 0; transform: translateY(7px); } }

.answer-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 9px;
}
.qid { font-weight: 800; letter-spacing: -0.01em; }
.type-badge {
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-strong);
  background: var(--accent-soft);
  border-radius: 5px;
  padding: 2px 7px;
}
.answer-q { color: var(--ink-faint); font-size: 0.82rem; margin-left: auto; }

.answer-pick {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 2px 0 10px;
}
.pick-value { font-size: 1.45rem; font-weight: 800; letter-spacing: -0.02em; }
.pick-conf { color: var(--ink-soft); font-family: var(--mono); font-size: 0.85rem; }

.bars { display: flex; flex-direction: column; gap: 6px; }
.bar-row { display: grid; grid-template-columns: 92px 1fr 52px; align-items: center; gap: 10px; }
.bar-label {
  font-size: 0.8rem;
  color: var(--ink-soft);
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.bar-track { height: 12px; background: var(--bar-track); border-radius: 999px; overflow: hidden; }
.bar-fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent-strong), var(--accent));
  width: 0%;
  transition: width 0.5s cubic-bezier(0.22, 0.8, 0.3, 1);
}
.bar-row.runner .bar-fill { background: var(--line-strong); }
.bar-row.winner .bar-label { color: var(--ink); }
.bar-val { font-family: var(--mono); font-size: 0.78rem; color: var(--ink-soft); text-align: right; }

.meta-line {
  margin-top: 10px;
  padding-top: 9px;
  border-top: 1px dashed var(--line);
  color: var(--ink-soft);
  font-size: 0.78rem;
  font-family: var(--mono);
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
}

.action-card {
  background: linear-gradient(180deg, var(--accent-softer), var(--bg-card));
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 15px 17px;
  animation: rise 0.28s ease both;
}
.action-card .route { font-size: 1.1rem; font-weight: 800; }
.action-card .sub { color: var(--ink-soft); font-size: 0.88rem; margin-top: 5px; }
.action-card .escalate {
  color: var(--warn);
  font-weight: 800;
}

.error-box {
  background: var(--danger-soft);
  border: 1px solid color-mix(in srgb, var(--danger) 40%, transparent);
  color: var(--danger);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 0.88rem;
  font-family: var(--mono);
  animation: rise 0.28s ease both;
}

details.raw {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bg-card);
  font-size: 0.85rem;
}
details.raw summary {
  cursor: pointer;
  padding: 8px 14px;
  color: var(--ink-soft);
  font-weight: 600;
  user-select: none;
  list-style: revert;
}
details.raw pre {
  margin: 0;
  padding: 4px 14px 12px;
  overflow-x: auto;
  max-height: 300px;
  font-family: var(--mono);
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--ink-soft);
}

/* ------------------------------------------------- footer */
.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg-card) 65%, var(--bg));
  padding: 22px 20px 26px;
  text-align: center;
  color: var(--ink-soft);
  font-size: 0.9rem;
}
.site-footer p { margin: 4px 0; }
.site-footer .links { display: flex; gap: 10px; justify-content: center; align-items: center; flex-wrap: wrap; }
.site-footer .fineprint { color: var(--ink-faint); font-size: 0.78rem; max-width: 64ch; margin: 8px auto 0; }

/* motion preferences */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* small screens */
@media (max-width: 640px) {
  .site-header { padding-top: 16px; }
  .wordmark h1 { font-size: 1.22rem; }
  .tagline { font-size: 0.85rem; }
  .pick-value { font-size: 1.2rem; }
  .bar-row { grid-template-columns: 74px 1fr 46px; }
  main { padding: 14px 14px 30px; }
  .input-col { padding: 14px; }
}