/* ── Reset & Base ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0d1117;
  --bg-card: #161c26;
  --bg-input: #111722;
  --bg-elevated: #1c2333;
  --text: #e8f0fe;
  --text-dim: #7a8ba8;
  --text-muted: #4a5a72;
  --accent: #00c2d4;
  --accent-bright: #00dff5;
  --accent-dim: rgba(0, 194, 212, 0.15);
  --border: #1e2d42;
  --border-bright: #2a3f5a;
  --white: #ffffff;
  --danger: #ff6b6b;
  --success: #4ecb8c;
  --tab-h: 64px;
  --header-h: 52px;
  --shadow-card: 0 2px 12px rgba(0,0,0,0.4);
  --shadow-elevated: 0 4px 24px rgba(0,0,0,0.6);
}

html { font-size: 16px; }

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

/* ── Header ──────────────────────────────────────────────────────── */
header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(13, 17, 23, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--border);
}

header h1 {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--white);
}

/* ── Main ────────────────────────────────────────────────────────── */
main {
  padding: 12px 12px calc(var(--tab-h) + 16px);
  max-width: 480px;
  margin: 0 auto;
}

/* ── Card ────────────────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border-radius: 16px;
  padding: 18px 16px;
  margin-bottom: 12px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
}

.card h2 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--white);
  letter-spacing: 0.01em;
}

/* ── Handicap display ────────────────────────────────────────────── */
.handicap-card {
  text-align: center;
  padding: 28px 16px;
  background: linear-gradient(145deg, #161c26 0%, #0f1a2e 100%);
  border-color: var(--border-bright);
}

.handicap-value {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--accent-bright);
  line-height: 1;
  text-shadow: 0 0 30px rgba(0, 223, 245, 0.3);
}

.handicap-label {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 6px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}

/* ── Forms ────────────────────────────────────────────────────────── */
label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-bottom: 5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

input, select {
  width: 100%;
  padding: 11px 14px;
  border-radius: 10px;
  border: 1px solid var(--border-bright);
  background: var(--bg-input);
  color: var(--text);
  font-size: 1rem;
  -webkit-appearance: none;
  transition: border-color 0.15s;
}

input:focus, select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 194, 212, 0.12);
}

.form-row { margin-bottom: 12px; }

.form-row-half {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 12px;
}

.date-dow {
  display: block;
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-top: 4px;
  padding-left: 2px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  font-weight: 600;
}

.btn {
  display: block;
  width: 100%;
  padding: 13px;
  border: none;
  border-radius: 12px;
  background: var(--accent);
  color: #000;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: opacity 0.15s, transform 0.1s;
  letter-spacing: 0.01em;
}

.btn:active { opacity: 0.85; transform: scale(0.98); }
.btn:disabled { opacity: 0.4; cursor: default; }

.btn-sm {
  display: inline-block;
  width: auto;
  padding: 8px 16px;
  font-size: 0.82rem;
  border-radius: 8px;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-weight: 600;
}

.form-msg {
  text-align: center;
  margin-top: 10px;
  font-size: 0.85rem;
  min-height: 1.2em;
}

.form-msg.success { color: var(--success); }
.form-msg.error { color: var(--danger); }

/* ── Table ───────────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

th {
  text-align: left;
  padding: 8px 6px;
  color: var(--text-dim);
  font-weight: 600;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border-bright);
  white-space: nowrap;
}

td {
  padding: 11px 6px;
  border-bottom: 1px solid rgba(30, 45, 66, 0.6);
  white-space: nowrap;
  color: var(--text);
}

/* ── Upcoming tee time cards ─────────────────────────────────────── */
.tt-card {
  background: var(--bg-elevated);
  border-radius: 12px;
  padding: 14px 16px;
  margin-bottom: 10px;
  border: 1px solid var(--border-bright);
  box-shadow: var(--shadow-card);
  border-left: 3px solid var(--accent);
}

.tt-course {
  font-weight: 700;
  color: var(--white);
  font-size: 0.95rem;
}

.tt-detail {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-top: 5px;
}

/* ── Available slots ─────────────────────────────────────────────── */
.course-group {
  margin-bottom: 16px;
}

.course-group h3 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.manual-badge {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--text-dim);
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border-bright);
  border-radius: 20px;
  padding: 0.1rem 0.55rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.slot-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.slot {
  background: var(--bg-elevated);
  border: 1px solid var(--border-bright);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 0.85rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  min-width: 92px;
  transition: border-color 0.15s, background 0.15s;
}

.slot:hover {
  border-color: var(--accent);
  background: rgba(0, 194, 212, 0.06);
}

.slot-time {
  font-weight: 700;
  color: var(--white);
  font-size: 0.9rem;
}

.slot-fee {
  font-size: 0.72rem;
  color: var(--text-dim);
  font-weight: 500;
}

.slot .btn-sm { margin-top: 2px; }

/* ── Empty state ─────────────────────────────────────────────────── */
.empty-state {
  text-align: center;
  color: var(--text-dim);
  padding: 28px 8px;
  font-size: 0.9rem;
}

/* ── Loading spinner ─────────────────────────────────────────────── */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-bright);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.loading-wrap {
  text-align: center;
  padding: 20px;
}

/* ── Toast ───────────────────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: calc(var(--tab-h) + 16px);
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: #1c2a3a;
  color: var(--white);
  padding: 12px 20px;
  border-radius: 12px;
  font-size: 0.9rem;
  font-weight: 500;
  opacity: 0;
  transition: all 0.3s;
  z-index: 20;
  max-width: 90%;
  text-align: center;
  border: 1px solid var(--border-bright);
  box-shadow: var(--shadow-elevated);
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.toast.success { background: #0d2e1f; border-color: var(--success); color: var(--success); }
.toast.error { background: #2e0d0d; border-color: var(--danger); color: var(--danger); }

/* ── Chart ───────────────────────────────────────────────────────── */
canvas {
  width: 100% !important;
  height: auto !important;
}

/* ── Mode toggle ─────────────────────────── */
.mode-toggle-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 12px;
}
.mode-toggle {
  display: flex;
  background: var(--bg-input);
  border: 1px solid var(--border-bright);
  border-radius: 12px;
  padding: 4px;
  gap: 3px;
  width: 100%;
  max-width: 320px;
}
.mode-btn {
  flex: 1;
  padding: 9px 12px;
  border: none;
  border-radius: 9px;
  background: transparent;
  color: var(--text-dim);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.mode-btn.active {
  background: var(--accent);
  color: #000;
  font-weight: 700;
  box-shadow: 0 2px 8px rgba(0, 194, 212, 0.35);
}

/* ── Virtual Golf button tint ───────────── */
.btn-virtual {
  background: #0066cc;
  color: #fff;
}
.btn-virtual:hover { background: #0077ee; }

.btn-tqg {
  background: #8b4513;
  color: #fff;
}
.btn-tqg:hover { background: #a0522d; }

.slot-full { opacity: 0.4; }
.slot-full-label { font-size: 0.72rem; color: var(--text-muted); }

/* ── Virtual Golf results ───────────────── */
.virtual-results-card { padding: 14px 16px; }
.virtual-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.virtual-venue-badge {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--accent-bright);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.virtual-count {
  font-size: 0.75rem;
  color: var(--text-dim);
}
.virtual-slot-list { display: flex; flex-direction: column; gap: 8px; }
.virtual-slot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-input);
  border: 1px solid var(--border-bright);
  border-radius: 10px;
  padding: 12px 14px;
  transition: border-color 0.15s;
}
.virtual-slot:hover { border-color: var(--accent); }
.vslot-left { display: flex; flex-direction: column; gap: 2px; }
.vslot-time { font-weight: 700; color: var(--white); font-size: 0.95rem; }
.vslot-bays { font-size: 0.73rem; color: var(--text-dim); }
.vslot-right { display: flex; align-items: center; gap: 10px; }
.vslot-price { font-size: 0.8rem; color: var(--text-dim); font-weight: 500; }

/* ── Virtual booking bottom sheet ──────── */
.booking-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 50;
  backdrop-filter: blur(4px);
}
.booking-sheet {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 51;
  background: var(--bg-card);
  border-top: 1px solid var(--border-bright);
  border-radius: 24px 24px 0 0;
  padding: 16px 20px calc(env(safe-area-inset-bottom, 0px) + 24px);
  max-width: 480px;
  margin: 0 auto;
  box-shadow: 0 -8px 40px rgba(0,0,0,0.6);
}
.sheet-handle {
  width: 40px;
  height: 4px;
  border-radius: 2px;
  background: var(--border-bright);
  margin: 0 auto 18px;
}
.booking-sheet h3 {
  font-size: 1.15rem;
  font-weight: 800;
  margin: 0 0 2px;
  color: var(--white);
}
.sheet-venue {
  font-size: 0.78rem;
  color: var(--accent-bright);
  margin-bottom: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.sheet-row {
  display: flex;
  justify-content: space-between;
  padding: 9px 0;
  border-bottom: 1px solid rgba(30, 45, 66, 0.5);
}
.sheet-label { font-size: 0.83rem; color: var(--text-dim); }
.sheet-value { font-size: 0.83rem; font-weight: 600; color: var(--text); }
.sheet-section-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  margin: 16px 0 9px;
  font-weight: 700;
}
.bay-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}
.bay-btn {
  padding: 8px 16px;
  border: 1px solid var(--border-bright);
  border-radius: 9px;
  background: var(--bg-input);
  color: var(--text);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.15s;
}
.bay-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #000;
  font-weight: 700;
  box-shadow: 0 2px 8px rgba(0, 194, 212, 0.3);
}
.sheet-price-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0 4px;
  font-size: 0.88rem;
  color: var(--text-dim);
}
.sheet-price {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--white);
}
.sheet-note {
  text-align: center;
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 8px;
}

/* ── Weather card ─────────────────────────── */
.weather-card {
  padding: 16px 18px;
  background: linear-gradient(135deg, #161c26 0%, #0d1825 100%);
  border-color: var(--border-bright);
}
.weather-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 14px;
}
.weather-temp {
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.temp-high {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--white);
}
.temp-low {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-dim);
}
.weather-cond {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent-bright);
}
.weather-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}
.weather-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
}
.weather-item .label {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  font-weight: 600;
}
.weather-item .value {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text);
}

/* ── Tab bar ─────────────────────────────────────────────────────── */
.tab-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--tab-h);
  background: rgba(13, 17, 23, 0.97);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--border-bright);
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding-bottom: env(safe-area-inset-bottom, 0);
  z-index: 10;
}

.tab {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  color: var(--text-muted);
  gap: 3px;
  -webkit-tap-highlight-color: transparent;
  padding: 4px 18px;
  transition: color 0.15s;
}

.tab.active {
  color: var(--accent-bright);
}

.tab-icon {
  font-size: 1.4rem;
  transition: transform 0.15s;
}

.tab.active .tab-icon {
  transform: scale(1.1);
}

.tab-label {
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ── No-results within course ────────────────────────────────────── */
.no-slots {
  color: var(--text-dim);
  font-size: 0.85rem;
  font-style: italic;
}

.course-error {
  color: var(--danger);
  font-size: 0.85rem;
}

/* ── Section header ───────────────────────── */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}
.section-header h2 { margin: 0; }

/* ── Tee time card ───────────────────────── */
.tt-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
}
.btn-danger {
  background: rgba(255, 107, 107, 0.12);
  color: var(--danger);
  border: 1px solid rgba(255, 107, 107, 0.3);
  font-size: 0.75rem;
  padding: 0.2rem 0.55rem;
  flex-shrink: 0;
  font-weight: 600;
}
.btn-danger:hover { background: rgba(255, 107, 107, 0.25); }

.btn-outline {
  background: transparent;
  color: var(--text-dim);
  border: 1px solid var(--border-bright);
  font-size: 0.75rem;
  padding: 0.2rem 0.55rem;
  flex-shrink: 0;
}
.btn-outline:hover { background: rgba(255,255,255,0.05); color: var(--text); }

.tt-actions {
  display: flex;
  gap: 0.35rem;
  align-items: center;
  flex-shrink: 0;
}

.tt-cancel-status {
  font-size: 0.78rem;
  padding: 0.35rem 0.5rem 0.1rem;
}
.tt-cancel-status.canceling { color: var(--text-dim); }
.tt-cancel-status.cancel-done { color: var(--success); }
.tt-cancel-status.cancel-error { color: var(--danger); }

/* ── Modal ────────────────────────────────── */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 1rem;
  backdrop-filter: blur(4px);
}
.modal-content {
  width: 100%;
  max-width: 420px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-elevated);
}
.modal-content h3 { margin-top: 0; color: var(--white); font-weight: 800; }
.btn-row {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
}
.btn-ghost {
  background: transparent;
  border: 1px solid var(--border-bright);
  color: var(--text);
}

/* ── Sync status ─────────────────────────── */
.sync-status {
  font-size: 0.82rem;
  color: var(--text-dim);
  margin: 0 0 0.75rem 0;
  padding: 0.4rem 0.7rem;
  background: rgba(0, 194, 212, 0.06);
  border-radius: 8px;
  border: 1px solid rgba(0, 194, 212, 0.12);
}

/* ── Course rating form ───────────────────────────────────── */
#tee_select { width: 100%; }

/* ── Round history delete btn ─────────────────────────────── */
.btn-del-round {
  background: transparent;
  border: none;
  color: rgba(255, 107, 107, 0.4);
  font-size: 0.8rem;
  cursor: pointer;
  padding: 0.1rem 0.3rem;
  line-height: 1;
}
.btn-del-round:hover { color: var(--danger); }

.tee-badge {
  font-size: 0.65rem;
  color: var(--text-dim);
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border-bright);
  border-radius: 4px;
  padding: 0.05rem 0.35rem;
  margin-left: 0.3rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* ── Handicap trend ────────────────────────────────────────── */
.handicap-trend {
  font-size: 0.75rem;
  font-weight: 500;
  margin-left: 0.5rem;
  vertical-align: middle;
}
.trend-improving { color: var(--success); }
.trend-rising    { color: var(--danger); }
.trend-steady    { color: var(--text-dim); }

/* ── Booking source label ──────────────────────────────────── */
.booking-source {
  font-size: 0.65rem;
  margin-top: 0.25rem;
  display: inline-block;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.auto-source   { color: #a78bfa; }
.manual-source { color: var(--text-muted); }

/* ── Course filter pills ───────────────────────────────────── */
.course-filter-wrap {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.course-filter-label {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-dim);
  margin-bottom: 9px;
}
.course-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}
.course-pill {
  padding: 6px 13px;
  border-radius: 20px;
  border: 1px solid var(--border-bright);
  background: transparent;
  color: var(--text-dim);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  line-height: 1.3;
}
.course-pill:active { opacity: 0.75; }
.course-pill.active {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent-bright);
}