* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg: #0f172a;
  --surface: #1e293b;
  --surface-hover: #334155;
  --border: #334155;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --accent: #3b82f6;
  --easy: #10b981;
  --tempo: #f59e0b;
  --int: #ef4444;
  --long: #6366f1;
  --race: #a855f7;
  --radius: 12px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
}

/* Login */
.login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  min-height: 100dvh;
  padding: 20px;
}

.login-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 40px;
  width: 100%;
  max-width: 360px;
  text-align: center;
}

.login-card h1 {
  font-size: 24px;
  margin-bottom: 24px;
}

.login-card input {
  width: 100%;
  padding: 12px 16px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  margin-bottom: 12px;
  outline: none;
  transition: border-color 0.2s;
}

.login-card input:focus {
  border-color: var(--accent);
}

.login-card button {
  width: 100%;
  padding: 12px;
  border-radius: 8px;
  border: none;
  background: var(--accent);
  color: white;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s;
}

.login-card button:hover {
  opacity: 0.9;
}

.error {
  color: var(--int);
  margin-top: 12px;
  font-size: 14px;
}

/* Container */
.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px 16px;
  padding-top: env(safe-area-inset-top, 20px);
}

header {
  margin-bottom: 24px;
}

header h1 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
}

/* Progress */
.progress-bar {
  height: 6px;
  background: var(--surface);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 6px;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--easy), var(--accent));
  border-radius: 3px;
  transition: width 0.4s ease;
}

.progress-text {
  font-size: 13px;
  color: var(--text-muted);
}

.progress-km {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Filters */
.filters {
  display: flex;
  gap: 6px;
  margin-top: 10px;
}

.filter-btn {
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  -webkit-tap-highlight-color: transparent;
}

.filter-btn.active {
  color: white;
  border-color: transparent;
}

.filter-btn.active.race { background: var(--race); }
.filter-btn.active.easy { background: var(--easy); }
.filter-btn.active.long { background: var(--long); }
.filter-btn.active.int { background: var(--int); }
.filter-btn.active.tempo { background: var(--tempo); }

.filter-count {
  opacity: 0.7;
  font-size: 10px;
}

/* Week Cards */
.week-card {
  background: var(--surface);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  transition: border-color 0.2s;
}

.week-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.week-header:active {
  background: var(--surface-hover);
}

.week-title {
  display: flex;
  align-items: center;
  gap: 10px;
}

.week-name {
  font-weight: 700;
  font-size: 15px;
}

.week-dates {
  font-size: 13px;
  color: var(--text-muted);
}

.week-km {
  font-size: 13px;
  color: var(--text-muted);
}

.week-progress {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-muted);
}

.chevron {
  transition: transform 0.2s;
}

.chevron.open {
  transform: rotate(180deg);
}

/* Runs */
.week-runs {
  border-top: 1px solid var(--border);
}

.run-row {
  display: grid;
  grid-template-columns: 36px 32px 1fr auto auto auto;
  gap: 8px;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  transition: opacity 0.2s;
  cursor: pointer;
}

.run-item:last-child .run-row {
  border-bottom: none;
}

.run-row.done {
  opacity: 0.5;
}

.run-row.done .run-text {
  opacity: 0.6;
}

.run-row.skipped {
  opacity: 0.5;
}

.skipped-label {
  font-size: 11px;
  color: #ef4444;
  font-weight: 600;
  margin-left: 6px;
}

/* Status icon (read-only, driven by Strava) */
.status-icon {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
}

/* planned: empty hollow circle */
.status-icon.planned {
  border: 2px solid var(--text-muted);
}

/* done: green check */
.status-icon.done {
  background: #22c55e;
  color: #fff;
}
.status-icon.done::after {
  content: '✓';
}

/* skipped: red cross */
.status-icon.skipped {
  background: #ef4444;
  color: #fff;
}
.status-icon.skipped::after {
  content: '✕';
}

/* Run details */
.run-day {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
}

.run-text {
  font-size: 14px;
  line-height: 1.3;
}

.run-km {
  color: var(--text-muted);
  font-size: 12px;
}

.run-pace {
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
}

/* Badges */
.badge {
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
  color: white;
}

.badge.easy { background: var(--easy); }
.badge.tempo { background: var(--tempo); color: #000; }
.badge.int { background: var(--int); }
.badge.long { background: var(--long); }
.badge.race { background: var(--race); }

/* Transitions */
.slide-enter-active,
.slide-leave-active {
  transition: all 0.2s ease;
  overflow: hidden;
}

.slide-enter-from,
.slide-leave-to {
  opacity: 0;
  max-height: 0;
}

/* Pull to refresh */
.pull-indicator {
  text-align: center;
  padding: 12px;
  color: var(--text-muted);
  font-size: 13px;
  transition: opacity 0.2s;
  opacity: 0;
}

.pull-indicator.visible {
  opacity: 1;
}

/* Mobile responsive */
@media (max-width: 640px) {
  .run-row {
    grid-template-columns: 36px 28px 1fr auto auto auto;
    gap: 6px;
    padding: 10px 12px;
  }

  .run-pace {
    display: none;
  }

  .run-text {
    font-size: 13px;
  }

  .badge {
    font-size: 10px;
    padding: 2px 6px;
  }
}

/* Strava */
.strava-btn {
  background: #fc4c02;
  color: #fff;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 12px;
  text-decoration: none;
  font-weight: 600;
}

.accuracy-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  margin-right: 4px;
  flex-shrink: 0;
}
.accuracy-dot.green { background: #10b981; }
.accuracy-dot.yellow { background: #f59e0b; }
.accuracy-dot.red { background: #ef4444; }

.run-item {
  display: flex;
  flex-direction: column;
}

.strava-details {
  display: flex;
  gap: 12px;
  padding: 4px 12px 8px 44px;
  font-size: 12px;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.strava-map {
  width: 100%;
  height: 150px;
  border-radius: 8px;
  margin-top: 8px;
}

.strava-photo {
  width: 100%;
  max-width: 300px;
  border-radius: 8px;
  margin-top: 8px;
}

.strava-item {
  white-space: nowrap;
}