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

:root {
  --bg:        #0d1117;
  --surface:   #161b22;
  --card:      #21262d;
  --border:    #30363d;
  --text:      #e6edf3;
  --muted:     #8b949e;
  --accent:    #58a6ff;

  --vpos:      #2dd4bf;
  --vpos-bg:   rgba(45, 212, 191, 0.12);
  --vpos-bar:  rgba(45, 212, 191, 0.72);
  --vneg:      #f87171;
  --vneg-bg:   rgba(248, 113, 113, 0.12);
  --vneg-bar:  rgba(248, 113, 113, 0.72);

  --ev-pos:    #3fb950;
  --ev-neg:    #f85149;

  --radius:    8px;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', sans-serif;
  font-size: 14px;
  line-height: 1.6;
  min-height: 100vh;
}

.app {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 16px 80px;
}

/* ── Header ── */
header {
  padding: 32px 0 24px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}

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

.logo-icon {
  font-size: 30px;
  line-height: 1;
}

h1 {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.3px;
}

.subtitle {
  font-size: 12px;
  color: var(--muted);
  margin-top: 2px;
}

/* ── Card ── */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}

/* ── Fetch row ── */
.fetch-row {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.race-id-input {
  flex: 1;
  min-width: 180px;
  padding: 8px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 14px;
}
.race-id-input:focus {
  outline: none;
  border-color: var(--accent);
}

.btn-fetch {
  padding: 8px 14px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--accent);
  font-size: 13px;
  cursor: pointer;
  white-space: nowrap;
}
.btn-fetch:hover { background: rgba(88,166,255,0.1); border-color: var(--accent); }
.btn-fetch:disabled { opacity: 0.5; cursor: not-allowed; }

.fetch-status { font-size: 12px; color: var(--muted); }

/* Worker URL 設定済みは折りたたむ */
#workerUrlRow.configured { display: none; }

/* ── Tabs ── */
.tab-nav {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
  overflow-x: auto;
  scrollbar-width: none;
}
.tab-nav::-webkit-scrollbar { display: none; }

.tab-btn {
  background: transparent;
  border: none;
  color: var(--muted);
  padding: 8px 16px;
  cursor: pointer;
  font-size: 13px;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  white-space: nowrap;
  transition: color 0.15s, border-color 0.15s;
  display: flex;
  align-items: center;
  gap: 6px;
  position: relative;
}

.tab-btn:hover { color: var(--text); }

.tab-btn.active {
  color: var(--vpos);
  border-bottom-color: var(--vpos);
}

/* dot for "has data" */
.tab-btn.has-data::after {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.required {
  font-size: 10px;
  background: var(--vneg-bg);
  color: var(--vneg);
  padding: 1px 5px;
  border-radius: 4px;
}

/* ── Panels ── */
.tab-panel { display: none; }
.tab-panel.active { display: block; }

.hint {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 8px;
}

textarea {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  padding: 10px 12px;
  font-family: 'SF Mono', 'Menlo', 'Consolas', monospace;
  font-size: 13px;
  resize: vertical;
  outline: none;
  transition: border-color 0.15s;
  min-height: 160px;
}
textarea:focus { border-color: var(--accent); }

/* ── Action row ── */
.action-row {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 16px;
}

.error-msg {
  color: var(--vneg);
  font-size: 13px;
}

.btn-primary {
  background: var(--vpos);
  color: #0d1117;
  border: none;
  padding: 10px 28px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: opacity 0.15s, transform 0.1s;
}
.btn-primary:hover { opacity: 0.88; }
.btn-primary:active { transform: scale(0.98); }

/* ── Status bar ── */
.status-card { padding: 12px 20px; }

.status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

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

.market-badges {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.badge {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 500;
}
.badge-active {
  background: var(--vpos-bg);
  color: var(--vpos);
  border: 1px solid rgba(45, 212, 191, 0.3);
}
.badge-inactive {
  background: rgba(139, 148, 158, 0.08);
  color: var(--muted);
  border: 1px solid var(--border);
}

/* ── Chart ── */
.chart-card h2 {
  font-size: 15px;
  margin-bottom: 4px;
}

.chart-desc {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 16px;
}

.chart-wrap {
  position: relative;
  height: 340px;
}

/* ── Table ── */
.table-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.table-header-row h2 { font-size: 15px; }
.sort-hint { font-size: 12px; color: var(--muted); }

.table-wrap { overflow-x: auto; }

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.table th {
  text-align: left;
  padding: 8px 12px;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  font-weight: 600;
  font-size: 12px;
  white-space: nowrap;
}
.table th.sortable { cursor: pointer; transition: color 0.12s; }
.table th.sortable:hover { color: var(--text); }
.table th.sort-active { color: var(--accent); }

.table td {
  padding: 10px 12px;
  border-bottom: 1px solid rgba(48, 54, 61, 0.6);
  vertical-align: middle;
  white-space: nowrap;
}
.table tr:last-child td { border-bottom: none; }
.table tr.row-hot  { background: rgba(45, 212, 191, 0.04); }
.table tr.row-cold { background: rgba(248, 113, 113, 0.04); }

/* horse cell */
.horse-num { font-weight: 700; }

.tag-anaba {
  font-size: 10px;
  background: var(--vpos-bg);
  color: var(--vpos);
  padding: 1px 5px;
  border-radius: 3px;
  margin-left: 5px;
}
.tag-kawari {
  font-size: 10px;
  background: var(--vneg-bg);
  color: var(--vneg);
  padding: 1px 5px;
  border-radius: 3px;
  margin-left: 5px;
}

/* win cell */
.win-odds { font-weight: 600; }
.rank-badge {
  font-size: 11px;
  color: var(--muted);
  margin-left: 5px;
}

.prob { color: var(--muted); }
.na   { color: var(--muted); }

/* value bar */
.value-cell { min-width: 170px; }

.value-bar-wrap {
  position: relative;
  height: 5px;
  background: rgba(139, 148, 158, 0.12);
  border-radius: 3px;
  margin-bottom: 5px;
}
.value-bar-center {
  position: absolute;
  left: 50%;
  top: 0;
  width: 1px;
  height: 100%;
  background: var(--border);
}
.value-bar {
  position: absolute;
  height: 100%;
  border-radius: 3px;
  top: 0;
}
.value-bar.pos { background: var(--vpos-bar); left: 50%; }
.value-bar.neg { background: var(--vneg-bar); right: 50%; }

.value-text {
  font-size: 12px;
  font-weight: 600;
}
.value-text.pos     { color: var(--vpos); }
.value-text.neg     { color: var(--vneg); }
.value-text.neutral { color: var(--muted); }

/* EV */
.ev-pos { color: var(--ev-pos); font-weight: 600; }
.ev-neg { color: var(--ev-neg); }

/* ── Legend ── */
.legend-card { padding: 16px 20px; }
.legend-card h3 {
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
}

.legend-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.legend-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 12px;
  color: var(--muted);
}

.badge-pill {
  white-space: nowrap;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 600;
}
.badge-pill.vpos { background: var(--vpos-bg); color: var(--vpos); }
.badge-pill.vneg { background: var(--vneg-bg); color: var(--vneg); }
.badge-pill.ev   { background: rgba(63, 185, 80, 0.15); color: var(--ev-pos); }

/* ── Utility ── */
.hidden { display: none !important; }