@import url("https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&family=Work+Sans:wght@400;500;600&family=JetBrains+Mono:wght@400;500;600&display=swap");

/* ---------- Theme tokens ---------- */
/* Categorical / status / sequential hues are the validated dataviz palette
   and stay identical across themes; only chrome (surfaces, ink) changes. */
:root {
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Work Sans", -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --series-1: #2a78d6;
  --series-2: #1baf7a;
  --series-3: #eda100;
  --series-4: #008300;
  --series-5: #4a3aa7;
  --series-6: #e34948;
  --series-7: #e87ba4;
  --series-8: #eb6834;

  --seq-200: #9ec5f4;
  --seq-300: #6da7ec;
  --seq-400: #3987e5;
  --seq-500: #256abf;
  --seq-600: #184f95;

  --status-good: #0ca30c;
  --status-warning: #fab219;
  --status-serious: #ec835a;
  --status-critical: #d03b3b;

  --goal-gold: #b8862b;
}

[data-theme="daylight"] {
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --surface-raised: #ffffff;
  --ink-primary: #0b0b0b;
  --ink-secondary: #52514e;
  --ink-muted: #898781;
  --gridline: #e1e0d9;
  --baseline: #c3c2b7;
  --border: rgba(11, 11, 11, 0.1);
  --contour: rgba(11, 11, 11, 0.035);
  --accent: var(--series-1);
}

[data-theme="clay"] {
  --page: #f3ece1;
  --surface: #faf5ec;
  --surface-raised: #fffcf6;
  --ink-primary: #2b2115;
  --ink-secondary: #5c4d3a;
  --ink-muted: #8f7d64;
  --gridline: #e6d9c4;
  --baseline: #cdb896;
  --border: rgba(43, 33, 21, 0.12);
  --contour: rgba(139, 90, 43, 0.06);
  --accent: var(--series-8);
}

[data-theme="slate"] {
  --page: #0d0d0d;
  --surface: #1a1a19;
  --surface-raised: #212120;
  --ink-primary: #ffffff;
  --ink-secondary: #c3c2b7;
  --ink-muted: #898781;
  --gridline: #2c2c2a;
  --baseline: #383835;
  --border: rgba(255, 255, 255, 0.1);
  --contour: rgba(255, 255, 255, 0.035);
  --accent: #3987e5;
  --series-1: #3987e5;
  --series-2: #199e70;
  --series-3: #c98500;
  --series-5: #9085e9;
  --series-6: #e66767;
  --series-7: #d55181;
  --series-8: #d95926;
  --status-good: #0ca30c;
}

/* ---------- Reset & page shell ---------- */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--page);
  color: var(--ink-primary);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
  background-image:
    repeating-radial-gradient(circle at 15% 20%, var(--contour) 0, var(--contour) 1px, transparent 1px, transparent 34px),
    repeating-radial-gradient(circle at 85% 80%, var(--contour) 0, var(--contour) 1px, transparent 1px, transparent 46px);
  transition: background-color 0.25s ease, color 0.25s ease;
}

.app-shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px 64px;
}

/* ---------- Header ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 0 18px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
}

.wordmark {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 26px;
  letter-spacing: 0.01em;
}
.wordmark .peak { color: var(--accent); font-size: 20px; }
.wordmark small {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.theme-switch { display: flex; gap: 6px; }
.theme-switch button {
  width: 26px; height: 26px;
  border-radius: 50%;
  border: 2px solid var(--border);
  cursor: pointer;
  padding: 0;
}
.theme-switch button[aria-pressed="true"] { border-color: var(--accent); }
.theme-switch button.t-daylight { background: linear-gradient(135deg, #f9f9f7, #2a78d6); }
.theme-switch button.t-clay { background: linear-gradient(135deg, #f3ece1, #eb6834); }
.theme-switch button.t-slate { background: linear-gradient(135deg, #0d0d0d, #3987e5); }

/* ---------- Tabs ---------- */
.tabs {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border);
}
.tab-btn {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 500;
  color: var(--ink-secondary);
  background: none;
  border: none;
  padding: 10px 16px;
  cursor: pointer;
  white-space: nowrap;
  position: relative;
  border-radius: 6px 6px 0 0;
}
.tab-btn:hover { color: var(--ink-primary); background: var(--contour); }
.tab-btn.active { color: var(--accent); }
.tab-btn.active::after {
  content: "";
  position: absolute;
  left: 10px; right: 10px; bottom: -1px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.tab-btn .goal-dot {
  display: inline-block; width: 6px; height: 6px; border-radius: 50%;
  background: var(--goal-gold); margin-left: 6px; vertical-align: middle;
}

.panel[hidden] { display: none; }

/* ---------- Cards ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 20px;
  position: relative;
}
.card::before, .card::after {
  content: "";
  position: absolute;
  width: 9px; height: 9px;
  border-top: 1.5px solid var(--ink-muted);
  border-left: 1.5px solid var(--ink-muted);
  top: 6px; left: 6px;
  opacity: 0.5;
}
.card::after {
  left: auto; top: auto; right: 6px; bottom: 6px;
  border-top: none; border-left: none;
  border-bottom: 1.5px solid var(--ink-muted);
  border-right: 1.5px solid var(--ink-muted);
}
.card h2 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  margin: 0 0 14px;
}
.card h3 {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  margin: 0 0 8px;
  color: var(--ink-secondary);
}

.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 20px; }

/* ---------- Stat tiles ---------- */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 14px; }
.stat-tile {
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 16px;
}
.stat-label {
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--ink-muted); margin-bottom: 6px;
}
.stat-value {
  font-family: var(--font-mono);
  font-size: 24px; font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.stat-delta { font-family: var(--font-mono); font-size: 12px; margin-top: 4px; }
.stat-delta.good { color: var(--status-good); }
.stat-delta.warn { color: var(--status-serious); }

/* ---------- Roadmap ---------- */
.roadmap {
  display: flex;
  gap: 0;
  overflow-x: auto;
  padding: 24px 0 8px;
  position: relative;
}
.roadmap::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 44px;
  height: 2px;
  background: var(--baseline);
}
.roadmap-item {
  flex: 0 0 150px;
  text-align: center;
  position: relative;
  padding-top: 8px;
}
.roadmap-dot {
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--series-1);
  border: 2px solid var(--surface);
  margin: 0 auto 8px;
  position: relative; z-index: 1;
}
.roadmap-item.past .roadmap-dot { background: var(--ink-muted); }
.roadmap-item.goal .roadmap-dot { background: var(--goal-gold); width: 16px; height: 16px; }
.roadmap-item.today::before {
  content: "TODAY";
  position: absolute; top: -18px; left: 50%; transform: translateX(-50%);
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.08em;
  color: var(--accent); font-weight: 600;
}
.roadmap-name { font-size: 12px; font-weight: 500; margin-bottom: 2px; }
.roadmap-date { font-family: var(--font-mono); font-size: 11px; color: var(--ink-muted); }
.roadmap-result { font-family: var(--font-mono); font-size: 11px; color: var(--status-good); margin-top: 2px; }

/* ---------- Badges ---------- */
.badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 4px;
  letter-spacing: 0.04em;
  border: 1px solid var(--border);
  color: var(--ink-secondary);
}
.badge.priority-A { border-color: var(--series-6); color: var(--series-6); }
.badge.priority-Goal { border-color: var(--goal-gold); color: var(--goal-gold); background: rgba(184,134,43,0.1); }
.badge.climb-HC, .badge.climb-1 { border-color: var(--seq-600); color: var(--seq-600); }
.badge.climb-2 { border-color: var(--seq-500); color: var(--seq-500); }
.badge.climb-3, .badge.climb-4 { border-color: var(--seq-400); color: var(--seq-400); }

/* ---------- Tables ---------- */
table.data-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.data-table th {
  text-align: left; font-family: var(--font-mono); font-size: 10.5px;
  text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-muted);
  padding: 6px 10px; border-bottom: 1px solid var(--baseline);
}
table.data-table td {
  padding: 8px 10px; border-bottom: 1px solid var(--gridline);
  font-variant-numeric: tabular-nums;
}
table.data-table tr:last-child td { border-bottom: none; }
table.data-table tbody tr:hover { background: var(--contour); }

/* ---------- Forms ---------- */
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; align-items: end; }
label { display: block; font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-muted); margin-bottom: 4px; }
input, select, textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 14px;
  padding: 8px 10px;
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--ink-primary);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
textarea { font-family: var(--font-mono); font-size: 12.5px; min-height: 140px; resize: vertical; }

button.btn {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 13.5px;
  padding: 9px 18px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: transform 0.1s ease, opacity 0.15s ease;
}
button.btn:hover { opacity: 0.9; }
button.btn:active { transform: scale(0.97); }
button.btn.ghost { background: transparent; color: var(--ink-primary); border: 1px solid var(--border); }
.form-status { font-size: 12px; color: var(--ink-muted); margin-top: 8px; min-height: 16px; }
.form-status.ok { color: var(--status-good); }
.form-status.error { color: var(--status-critical); }

/* ---------- Charts ---------- */
.chart-svg { width: 100%; height: auto; overflow: visible; font-family: var(--font-mono); }
.chart-grid { stroke: var(--gridline); stroke-width: 1; }
.chart-baseline { stroke: var(--baseline); stroke-width: 1; }
.chart-axis-label { fill: var(--ink-muted); font-size: 9.5px; }
.chart-line { stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.chart-point { stroke: var(--surface); stroke-width: 1.5; }
.chart-bar { cursor: pointer; }
.chart-area { fill: var(--series-1); opacity: 0.12; }
.chart-crosshair { stroke: var(--ink-muted); stroke-width: 1; stroke-dasharray: 3 3; }
.chart-waypoint { stroke: var(--goal-gold); stroke-width: 1; stroke-dasharray: 2 2; opacity: 0.7; }
.chart-legend { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 8px; font-size: 12px; color: var(--ink-secondary); }
.chart-legend-item { display: flex; align-items: center; gap: 6px; }
.chart-legend-item i { width: 8px; height: 8px; border-radius: 2px; display: inline-block; }

.chart-tooltip {
  position: fixed;
  z-index: 100;
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 12px;
  pointer-events: none;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}
.chart-tooltip-head { font-family: var(--font-mono); font-weight: 600; margin-bottom: 4px; color: var(--ink-primary); }
.chart-tooltip-row { display: flex; align-items: center; gap: 6px; color: var(--ink-secondary); }
.chart-tooltip-row i { width: 7px; height: 7px; border-radius: 2px; display: inline-block; }

/* ---------- Journey stage list ---------- */
.stage-list { display: flex; flex-direction: column; gap: 0; }
.stage-row {
  display: grid; grid-template-columns: 90px 1fr auto; gap: 14px;
  padding: 10px 0; border-bottom: 1px solid var(--gridline); align-items: center;
}
.stage-row:last-child { border-bottom: none; }
.stage-year { font-family: var(--font-display); font-weight: 600; font-size: 15px; color: var(--ink-secondary); }
.stage-races { font-size: 13px; color: var(--ink-primary); }
.stage-races .goal { color: var(--goal-gold); font-weight: 600; }

/* ---------- Insights ---------- */
.insight-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.insight-list li { font-size: 13.5px; padding-left: 18px; position: relative; }
.insight-list li::before { content: "—"; position: absolute; left: 0; color: var(--ink-muted); }

/* ---------- Empty / loading ---------- */
.empty-note { color: var(--ink-muted); font-size: 13px; font-style: italic; }

@media (max-width: 640px) {
  .app-shell { padding: 0 14px 48px; }
  .topbar { padding: 18px 0 14px; }
}