/* ==========================================================================
   Design tokens
   ========================================================================== */
:root {
  --bg: #FAFAF7;
  --surface: #FFFFFF;
  --ink: #14170F;
  --ink-soft: #6B7066;
  --border: #E7E6DF;
  --accent: #1B3A2B;
  --accent-soft: #2F5B41;
  --accent-tint: #EAF0EA;

  --green: #3F8557;
  --yellow: #C79A2E;
  --orange: #D97A3F;
  --red: #BE4B3E;

  --radius-s: 10px;
  --radius-m: 16px;
  --radius-l: 22px;

  --shadow-card: 0 1px 2px rgba(20, 23, 15, 0.04), 0 8px 24px -12px rgba(20, 23, 15, 0.12);
  --shadow-hover: 0 2px 4px rgba(20, 23, 15, 0.06), 0 16px 32px -14px rgba(20, 23, 15, 0.16);

  --font-display: -apple-system, "SF Pro Display", "Segoe UI", system-ui, sans-serif;
  --font-body: -apple-system, "SF Pro Text", "Segoe UI", system-ui, sans-serif;
  --font-mono: ui-monospace, "SF Mono", "Roboto Mono", Menlo, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
}

body { padding-bottom: 48px; }

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

.tabular { font-variant-numeric: tabular-nums; }

::selection { background: var(--accent-tint); }

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

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

/* ==========================================================================
   Nav
   ========================================================================== */
.app-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: rgba(250, 250, 247, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.brand .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); display: inline-block; }

.nav-links { display: flex; gap: 4px; }
.nav-links a {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--ink-soft);
  transition: background 0.15s ease, color 0.15s ease;
}
.nav-links a.active, .nav-links a:hover { background: var(--accent-tint); color: var(--accent); }

/* ==========================================================================
   Layout
   ========================================================================== */
.view { display: none; max-width: 720px; margin: 0 auto; padding: 24px 20px 60px; animation: fadeIn 0.35s ease; }
.view.active { display: block; }

@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.eyebrow {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 6px;
}
h1.page-title { font-family: var(--font-display); font-size: 30px; letter-spacing: -0.02em; margin: 0 0 4px; }
.page-sub { color: var(--ink-soft); margin: 0 0 24px; font-size: 15px; }

.section-title { font-family: var(--font-display); font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-soft); margin: 32px 0 12px; }

/* ==========================================================================
   Cards
   ========================================================================== */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow-card);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.hero-card {
  padding: 28px;
  color: #fff;
  background: linear-gradient(160deg, var(--accent) 0%, #0F241A 100%);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}
.hero-card::after {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(circle at 85% -10%, rgba(255,255,255,0.14), transparent 55%);
}
.hero-card .eyebrow { color: rgba(255,255,255,0.65); }
.hero-card h2 { font-family: var(--font-display); font-size: 24px; margin: 0 0 4px; letter-spacing: -0.01em; }
.hero-meta { color: rgba(255,255,255,0.7); font-size: 14px; margin: 0 0 20px; }
.hero-stats { display: flex; gap: 28px; margin-bottom: 22px; }
.hero-stat .label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: rgba(255,255,255,0.55); margin-bottom: 4px; }
.hero-stat .value { font-family: var(--font-mono); font-size: 22px; font-weight: 600; }

.explore-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 12px; }
@media (max-width: 480px) { .explore-grid { grid-template-columns: 1fr; } }

.explore-card {
  padding: 22px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  min-height: 128px;
  display: flex; flex-direction: column; justify-content: flex-end;
}
.explore-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.explore-card .icon { font-family: var(--font-mono); font-size: 11px; color: var(--accent); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 8px; }
.explore-card h3 { font-family: var(--font-display); font-size: 19px; margin: 0; }
.explore-card p { margin: 4px 0 0; color: var(--ink-soft); font-size: 13px; }

.race-card {
  padding: 0;
  margin-bottom: 16px;
  cursor: pointer;
  overflow: hidden;
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}
.race-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }

/* ---- Visual header: gradient + real/decorative route silhouette + shine ---- */
.race-visual {
  position: relative;
  height: 148px;
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  color: #fff;
  background: linear-gradient(155deg, hsl(var(--hue, 152) 42% 14%) 0%, hsl(var(--hue, 152) 55% 27%) 100%);
}
.race-visual::after {
  /* diagonal shine sweep, triggered on hover */
  content: "";
  position: absolute;
  top: -60%; left: -70%;
  width: 55%; height: 220%;
  background: linear-gradient(80deg, transparent 25%, rgba(255,255,255,0.24) 48%, transparent 70%);
  transform: translateX(0%);
  transition: transform 0.75s cubic-bezier(.2,.7,.2,1);
  pointer-events: none;
}
.race-card:hover .race-visual::after { transform: translateX(340%); }

.route-art { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0.32; }
.route-art path { fill: none; stroke: #fff; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }

.visual-row { position: relative; z-index: 2; display: flex; align-items: flex-start; justify-content: space-between; }
.sport-badge {
  font-size: 10px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  background: rgba(255,255,255,0.16); border: 1px solid rgba(255,255,255,0.2);
  padding: 4px 9px; border-radius: 999px;
}
.gpx-badge {
  font-size: 10px; font-weight: 700; letter-spacing: 0.05em;
  color: rgba(255,255,255,0.75);
  display: flex; align-items: center; gap: 4px;
}
.gpx-badge .dot { width: 5px; height: 5px; border-radius: 50%; background: #7FE0A0; box-shadow: 0 0 6px #7FE0A0; }
.gpx-badge .dot.warn { background: #E0C97F; box-shadow: 0 0 6px #E0C97F; }

.climb-row {
  display: grid; grid-template-columns: 20px 1fr auto auto; align-items: center; gap: 10px;
  padding: 9px 2px; font-size: 13px; border-bottom: 1px solid var(--border);
}
.climb-row:last-child { border-bottom: none; }
.climb-icon { font-size: 14px; font-weight: 700; }
.climb-row.climb .climb-icon { color: var(--orange); }
.climb-row.descent .climb-icon { color: var(--green); }
.climb-range { color: var(--ink); font-weight: 600; }
.climb-stat { font-family: var(--font-mono); font-size: 12.5px; color: var(--ink-soft); min-width: 48px; text-align: right; }
.climb-grad { color: var(--ink); font-weight: 600; }

.visual-bottom { position: relative; z-index: 2; display: flex; align-items: flex-end; justify-content: space-between; gap: 10px; }
.visual-distance { font-family: var(--font-mono); font-size: 28px; font-weight: 800; line-height: 1; letter-spacing: -0.01em; }
.visual-distance span { font-size: 12px; font-weight: 600; opacity: 0.7; margin-left: 3px; }
.elev-spark { width: 68px; height: 30px; opacity: 0.9; flex-shrink: 0; }
.elev-spark path { fill: rgba(255,255,255,0.18); stroke: #fff; stroke-width: 1.6; }

/* ---- Body ---- */
.race-card-body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 10px; }
.race-card h3 { font-family: var(--font-display); font-size: 18px; margin: 0 0 2px; letter-spacing: -0.01em; }
.race-card .place { color: var(--ink-soft); font-size: 13px; }
.race-card-meta { display: flex; gap: 16px; flex-wrap: wrap; }
.meta-chip { font-size: 12px; color: var(--ink-soft); }
.meta-chip b { color: var(--ink); font-family: var(--font-mono); }
.race-card-blurb { font-size: 13px; color: var(--ink-soft); }
.view-race-btn {
  align-self: flex-start;
  font-size: 12px; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--accent);
}

/* ==========================================================================
   Buttons / inputs
   ========================================================================== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 22px;
  border-radius: 999px;
  border: none;
  font-size: 14px; font-weight: 700; letter-spacing: 0.02em;
  transition: transform 0.12s ease, box-shadow 0.12s ease, opacity 0.12s ease;
}
.btn:active { transform: scale(0.97); }
.btn-primary { background: var(--accent); color: #fff; width: 100%; }
.btn-primary:hover { box-shadow: 0 8px 20px -8px rgba(27,58,43,0.55); }
.btn-light { background: #fff; color: var(--accent); border: 1px solid rgba(255,255,255,0.4); }
.btn-ghost { background: transparent; color: var(--accent); border: 1px solid var(--border); }

.back-link { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; color: var(--ink-soft); margin-bottom: 16px; }
.back-link:hover { color: var(--ink); }

.time-input-row { display: flex; gap: 10px; }
.time-field { flex: 1; }
.time-field label { display: block; font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-soft); margin-bottom: 6px; }
.time-field input {
  width: 100%; padding: 14px; border-radius: var(--radius-s); border: 1px solid var(--border);
  font-family: var(--font-mono); font-size: 20px; text-align: center; background: var(--surface); color: var(--ink);
}
.time-field input:focus { border-color: var(--accent); }

/* ==========================================================================
   Race details
   ========================================================================== */
.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 18px 0; }
.stat-box { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-s); padding: 14px; text-align: center; }
.stat-box .label { font-size: 10px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-soft); margin-bottom: 6px; }
.stat-box .value { font-family: var(--font-mono); font-size: 18px; font-weight: 700; }

/* ---- Race detail hero ---- */
.detail-hero {
  position: relative;
  padding: 28px 24px;
  border-radius: var(--radius-l);
  overflow: hidden;
  color: #fff;
  background: linear-gradient(160deg, hsl(var(--hue, 152) 42% 15%) 0%, hsl(var(--hue, 152) 55% 27%) 100%);
  box-shadow: var(--shadow-card);
  margin-bottom: 22px;
}
.detail-hero .route-art { opacity: 0.16; }
.detail-hero-top { position: relative; z-index: 2; display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.detail-hero-top .eyebrow { color: rgba(255,255,255,0.65); margin-bottom: 4px; }
.detail-hero h1 { position: relative; z-index: 2; font-family: var(--font-display); font-size: 26px; letter-spacing: -0.01em; margin: 4px 0 4px; }
.detail-hero .sub { position: relative; z-index: 2; color: rgba(255,255,255,0.75); font-size: 14px; margin: 0; }
.detail-stat-row {
  position: relative; z-index: 2;
  display: flex; gap: 26px; flex-wrap: wrap;
  margin-top: 20px; padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,0.18);
}
.detail-stat-row .item .label { font-size: 10px; text-transform: uppercase; letter-spacing: 0.06em; color: rgba(255,255,255,0.6); margin-bottom: 4px; }
.detail-stat-row .item .value { font-family: var(--font-mono); font-size: 19px; font-weight: 700; }

.back-link-light { color: rgba(255,255,255,0.75) !important; }

/* ---- Real map ---- */
.race-map { height: 280px; border-radius: var(--radius-m); overflow: hidden; border: 1px solid var(--border); background: var(--accent-tint); z-index: 0; }
.map-fallback { height: 100%; display: flex; align-items: center; justify-content: center; color: var(--ink-soft); font-size: 13px; text-align: center; padding: 20px; }
.map-caption { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--ink-soft); margin: 8px 0 24px; }
.map-caption .dot { width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0; }
.map-caption .dot.live { background: #3F8557; box-shadow: 0 0 5px #3F8557; }
.map-caption .dot.approx { background: #C79A2E; }
.leaflet-tooltip { font-family: var(--font-body); font-size: 11px; }

.map-placeholder {
  height: 160px; border-radius: var(--radius-m); border: 1px solid var(--border);
  background:
    repeating-linear-gradient(0deg, rgba(27,58,43,0.05) 0 1px, transparent 1px 24px),
    repeating-linear-gradient(90deg, rgba(27,58,43,0.05) 0 1px, transparent 1px 24px),
    var(--accent-tint);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent); font-size: 12px; font-weight: 600; letter-spacing: 0.03em;
  margin-bottom: 8px;
}

.elevation-chart { width: 100%; height: 162px; display: block; }

/* ==========================================================================
   Target time / plan summary
   ========================================================================== */
.pace-readout { display: flex; gap: 24px; margin: 18px 0; }
.pace-readout .item .label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-soft); margin-bottom: 4px; }
.pace-readout .item .value { font-family: var(--font-mono); font-size: 26px; font-weight: 700; }

.mode-switch { display: flex; gap: 8px; margin-bottom: 20px; }
.mode-btn {
  flex: 1; padding: 10px 8px; border-radius: 999px; border: 1px solid var(--border);
  background: var(--surface); font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.03em; color: var(--ink-soft);
}
.mode-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }

.summary-card { padding: 20px; }
.summary-card ul { margin: 0; padding-left: 18px; }
.summary-card li { margin-bottom: 6px; font-size: 14px; }

.weather-card { padding: 20px; }
.weather-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 12px; }
.weather-item { text-align: center; }
.weather-item .value { font-family: var(--font-mono); font-size: 17px; font-weight: 700; }
.weather-item .label { font-size: 10px; color: var(--ink-soft); text-transform: uppercase; letter-spacing: 0.05em; margin-top: 2px; }

.badge { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 700; padding: 5px 10px; border-radius: 999px; }
.badge-low { background: rgba(63,133,87,0.12); color: var(--green); }
.badge-moderate { background: rgba(199,154,46,0.14); color: var(--yellow); }
.badge-high { background: rgba(217,122,63,0.14); color: var(--orange); }
.badge-very-high { background: rgba(190,75,62,0.14); color: var(--red); }

/* km-by-km */
.km-list { display: flex; flex-direction: column; gap: 8px; margin-top: 12px; }
.km-row {
  display: grid; grid-template-columns: 56px 1fr auto; align-items: center; gap: 12px;
  padding: 12px 14px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-s);
  border-left: 4px solid var(--green);
}
.km-row.low { border-left-color: var(--green); }
.km-row.moderate { border-left-color: var(--yellow); }
.km-row.high { border-left-color: var(--orange); }
.km-row.very-high { border-left-color: var(--red); }
.km-num { font-family: var(--font-mono); font-weight: 700; font-size: 12px; color: var(--ink-soft); }
.km-body .top { display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; }
.km-pace { font-family: var(--font-mono); font-weight: 700; font-size: 16px; }
.km-terrain { font-size: 11px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--ink-soft); }
.km-wind { font-size: 11px; text-transform: uppercase; letter-spacing: 0.03em; color: var(--accent); font-weight: 600; }
.km-comment { font-size: 12.5px; color: var(--ink-soft); margin-top: 2px; }
.km-effort { font-size: 11px; font-weight: 700; text-transform: uppercase; }

/* triathlon */
.discipline-card { padding: 18px; margin-bottom: 12px; }
.discipline-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.discipline-head .name { font-family: var(--font-display); font-size: 15px; font-weight: 700; }
.discipline-head .time { font-family: var(--font-mono); font-weight: 700; font-size: 16px; }
.discipline-stats { display: flex; gap: 20px; flex-wrap: wrap; }
.discipline-stats .item .label { font-size: 10px; text-transform: uppercase; color: var(--ink-soft); letter-spacing: 0.05em; }
.discipline-stats .item .value { font-family: var(--font-mono); font-weight: 700; font-size: 15px; }
.transition-row { display: flex; justify-content: space-between; font-size: 12px; color: var(--ink-soft); padding: 6px 4px; }

/* progress bar for generate */
.progress-wrap { height: 4px; width: 100%; background: var(--border); border-radius: 2px; overflow: hidden; margin: 10px 0 20px; display: none; }
.progress-wrap.active { display: block; }
.progress-bar { height: 100%; width: 0%; background: var(--accent); transition: width 0.5s ease; }

.empty-note { color: var(--ink-soft); font-size: 14px; padding: 40px 0; text-align: center; }