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

:root {
  --primary: #1a73e8;
  --primary-dark: #1557b0;
  --primary-light: #e8f0fe;
  --bg: #f0f2f5;
  --card-bg: #ffffff;
  --card-inner-bg: #fafafa;
  --text: #1f1f1f;
  --text-secondary: #5f6368;
  --border: #dadce0;
  --border-soft: #f0f2f5;
  --success: #0d904f;
  --success-bg: #e8f5e9;
  --warning: #e8710a;
  --warning-bg: #fffbe8;
  --danger: #c5221f;
  --danger-bg: #fce8e6;
  --gold: #f9a825;
  --gold-bg: #fff8e1;
  --input-bg: #fafafa;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-lg: 0 4px 12px rgba(0,0,0,0.1);
}

[data-theme="dark"] {
  --primary: #4a90e2;
  --primary-dark: #6ba4e8;
  --primary-light: #1e2a3a;
  --bg: #121212;
  --card-bg: #1e1e1e;
  --card-inner-bg: #262626;
  --text: #e4e4e4;
  --text-secondary: #9aa0a6;
  --border: #3a3a3a;
  --border-soft: #2a2a2a;
  --success: #4cd964;
  --success-bg: #1a3322;
  --warning: #ffa726;
  --warning-bg: #3a2a1a;
  --danger: #ef5350;
  --danger-bg: #3a1f1f;
  --gold: #ffca28;
  --gold-bg: #3a3220;
  --input-bg: #2a2a2a;
  --shadow: 0 1px 3px rgba(0,0,0,0.4), 0 1px 2px rgba(0,0,0,0.3);
  --shadow-lg: 0 4px 12px rgba(0,0,0,0.5);
}

html {
  font-size: 16px;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
  padding-bottom: env(safe-area-inset-bottom, 0);
}

#app {
  max-width: 520px;
  margin: 0 auto;
  padding: 0 14px 32px;
}

/* ─── Update banner ─────────────────────────────────────────────── */
.update-banner {
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 14px;
  background: var(--primary);
  color: #fff;
  font-size: 0.88rem;
  font-weight: 500;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
  margin: 0 -14px 12px;  /* bleed to the edges of #app */
  animation: slideDown 0.3s ease;
}
.update-banner button {
  background: #fff;
  color: var(--primary);
  border: none;
  border-radius: 6px;
  padding: 6px 14px;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
}
@keyframes slideDown {
  from { transform: translateY(-100%); opacity: 0; }
  to   { transform: translateY(0); opacity: 1; }
}

/* ─── Header ────────────────────────────────────────────────────── */
.header {
  text-align: center;
  padding: 20px 0 12px;
  position: relative;
}
.header h1 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--primary);
}
.subtitle {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.header-controls {
  position: absolute;
  top: 16px;
  right: 4px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.header-controls select {
  background: var(--card-bg);
  border: 1.5px solid var(--border);
  border-radius: 16px;
  padding: 4px 10px;
  font-size: 0.78rem;
  color: var(--text-secondary);
  cursor: pointer;
  font-family: inherit;
  width: auto;
}
.header-controls select:focus {
  outline: none;
  border-color: var(--primary);
}
.theme-toggle {
  background: var(--card-bg);
  border: 1.5px solid var(--border);
  border-radius: 50%;
  width: 30px;
  height: 30px;
  font-size: 0.95rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  line-height: 1;
}

/* ─── Views ─────────────────────────────────────────────────────── */
.view { display: block; }
.hidden { display: none !important; }

/* ─── Cards ─────────────────────────────────────────────────────── */
.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 14px;
  box-shadow: var(--shadow);
  animation: fadeIn 0.25s ease;
}
.card h2 {
  font-size: 1.1rem;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--primary);
  color: var(--primary-dark);
}
.card h3 {
  font-size: 0.95rem;
  margin: 10px 0 8px;
}

.card-inner {
  background: var(--primary-light);
  border-radius: 8px;
  padding: 12px;
  margin: 12px 0;
}

.view-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.view-header h2 {
  margin: 0;
  padding: 0;
  border: none;
  flex: 1;
}

/* ─── Form ──────────────────────────────────────────────────────── */
.form-group { margin-bottom: 12px; }
.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 4px;
}
.form-group label.label-sub {
  font-size: 0.75rem;
  font-weight: 500;
}
.form-row {
  display: flex;
  gap: 10px;
}
.form-row .form-group { flex: 1; margin-bottom: 0; }

input[type="number"], input[type="text"], textarea, select {
  width: 100%;
  padding: 9px 11px;
  border: 1.5px solid var(--border);
  border-radius: 7px;
  font-size: 0.95rem;
  background: var(--input-bg);
  color: var(--text);
  font-family: inherit;
  transition: border-color 0.2s, background 0.2s;
}
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--primary);
  background: var(--card-bg);
}

.inline-input {
  display: flex;
  gap: 8px;
}
.inline-input input { flex: 1; }

.hint {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: 3px;
}

/* ─── Buttons ───────────────────────────────────────────────────── */
.btn-primary {
  width: 100%;
  padding: 13px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
  margin-top: 8px;
}
.btn-primary:hover { background: var(--primary-dark); }
.btn-primary:active { transform: scale(0.98); }

.btn-secondary {
  flex: 1;
  padding: 11px;
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
  border-radius: 8px;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  margin-top: 8px;
}

.btn-text {
  background: none;
  border: none;
  color: var(--primary);
  font-size: 0.88rem;
  cursor: pointer;
  padding: 8px;
}
.btn-text.full-width {
  width: 100%;
  margin-top: 8px;
}

.btn-small {
  padding: 9px 14px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 7px;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}

.btn-back {
  background: none;
  border: none;
  color: var(--primary);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  padding: 4px 8px;
}

.btn-icon {
  background: none;
  border: none;
  color: var(--danger);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 2px 8px;
  line-height: 1;
}

/* ─── Home stats ────────────────────────────────────────────────── */
.home-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-bottom: 14px;
}
.stat-block {
  background: var(--primary-light);
  border-radius: 8px;
  padding: 10px;
  text-align: center;
}
.stat-block .val {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary);
}
.stat-block .lbl {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

/* ─── Leaderboard ───────────────────────────────────────────────── */
.lb-row {
  display: grid;
  grid-template-columns: 32px 1fr auto auto;
  gap: 8px;
  padding: 8px 6px;
  border-bottom: 1px solid var(--border-soft);
  font-size: 0.88rem;
  align-items: center;
}
.lb-row:last-child { border-bottom: none; }
.lb-rank {
  font-weight: 700;
  color: var(--primary);
  text-align: center;
}
.lb-name { font-weight: 500; }
.lb-points {
  font-weight: 700;
  color: var(--primary);
  font-size: 0.85rem;
}
.lb-wld {
  font-size: 0.72rem;
  color: var(--text-secondary);
  margin-left: 8px;
}

/* ─── Bulk paste (WeChat group sign-up) ────────────────────────── */
.bulk-add {
  margin: 0 0 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
  background: var(--card-inner-bg);
}
.bulk-add summary {
  cursor: pointer;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--primary);
  padding: 4px 0;
  list-style: none;
}
.bulk-add summary::-webkit-details-marker { display: none; }
.bulk-add summary::before {
  content: '▶';
  display: inline-block;
  margin-right: 6px;
  font-size: 0.7rem;
  transition: transform 0.15s;
}
.bulk-add[open] summary::before {
  transform: rotate(90deg);
}
.bulk-add textarea {
  width: 100%;
  margin-top: 8px;
  resize: vertical;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 0.85rem;
}
.bulk-add .hint {
  margin: 4px 0 8px;
}
.bulk-add .btn-small {
  width: 100%;
}

/* ─── DB select bar ─────────────────────────────────────────────── */
.db-select-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
  flex-wrap: wrap;
  gap: 8px;
}
.db-select-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}
.db-select-all {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  cursor: pointer;
}
.db-select-all input {
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.btn-danger {
  background: var(--danger);
}

.db-row-cb {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

/* ─── DB player list ────────────────────────────────────────────── */
.db-row {
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 6px;
  transition: background 0.15s, border-color 0.15s;
}
.db-row.selected {
  background: var(--primary-light);
  border-color: var(--primary);
}
.db-main {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.db-name {
  font-weight: 600;
  font-size: 0.95rem;
}
.db-points {
  font-weight: 700;
  color: var(--primary);
}
.db-sub {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 4px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* ─── Attendees ─────────────────────────────────────────────────── */
/* ─── Setup view: 3-section split via fieldset/legend ──────────── */
.setup-section {
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px 14px;
  margin: 0 0 14px;
  background: var(--card-bg);
}
.setup-section legend {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--primary-dark);
  padding: 0 6px;
}
.setup-section .form-row,
.setup-section .form-group {
  margin-bottom: 8px;
}
.setup-section .form-group:last-child {
  margin-bottom: 0;
}
.setup-section .btn-primary {
  margin-top: 10px;
}
.setup-expense-label {
  display: block;
  margin-top: 12px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  font-weight: 600;
}

/* ─── Project list ─────────────────────────────────────────────── */
.project-card {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-soft);
  transition: background 0.15s;
}
.project-card:last-child { border-bottom: none; }
.project-info {
  flex: 1;
  min-width: 0;
  cursor: pointer;
}
.project-name {
  font-weight: 600;
  font-size: 1rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.project-meta {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 2px;
}
.project-actions {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}
.sort-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 12px 0;
  font-size: 0.85rem;
}
.sort-label { color: var(--text-secondary); }
.sort-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 4px 12px;
  font-size: 0.8rem;
  cursor: pointer;
  color: var(--text);
}
.sort-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.header-project-name {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* ─── Prediction ───────────────────────────────────────────────── */
.predict-player-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card-inner-bg);
  margin-bottom: 6px;
  max-height: 200px;
  overflow-y: auto;
}
.predict-player {
  padding: 5px 10px;
  border-radius: 14px;
  background: var(--card-bg);
  border: 1.5px solid var(--border);
  font-size: 0.82rem;
  cursor: pointer;
  user-select: none;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.predict-player.team-a {
  background: var(--primary);
  border-color: var(--primary-dark);
  color: #fff;
  font-weight: 600;
}
.predict-player.team-b {
  background: var(--success);
  border-color: var(--success);
  color: #fff;
  font-weight: 600;
}
.predict-team-counts {
  font-size: 0.82rem;
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 10px;
}
.predict-bar {
  display: flex;
  height: 28px;
  border-radius: 6px;
  overflow: hidden;
  margin: 10px 0 6px;
  font-size: 0.75rem;
  font-weight: 600;
}
.predict-bar-a {
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 30px;
  transition: flex 0.3s;
}
.predict-bar-d {
  background: var(--border);
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  transition: flex 0.3s;
}
.predict-bar-b {
  background: var(--success);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 30px;
  transition: flex 0.3s;
}
.predict-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-bottom: 4px;
}
.predict-method {
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: 6px;
}
.predict-insufficient {
  text-align: center;
  padding: 16px 8px;
  color: var(--text-secondary);
  font-size: 0.88rem;
}

/* ─── Record-only view ─────────────────────────────────────────── */
/* Each match in record-only mode is its own editable card. The user
   can add and reorder freely; nothing commits until "Finish". */
.record-match-card {
  border: 1.5px solid var(--primary);
  border-radius: 10px;
  padding: 12px;
  margin-bottom: 12px;
  background: var(--card-bg);
}
.record-match-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}
.record-match-card-header strong {
  font-size: 1rem;
  color: var(--primary);
}
.record-attendee-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card-inner-bg);
  margin-bottom: 6px;
}
.record-attendee {
  padding: 6px 12px;
  border-radius: 16px;
  background: var(--card-bg);
  border: 1.5px solid var(--border);
  font-size: 0.88rem;
  cursor: pointer;
  user-select: none;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.record-attendee.team-a {
  background: var(--primary);
  border-color: var(--primary-dark);
  color: #fff;
  font-weight: 600;
}
.record-attendee.team-b {
  background: var(--success);
  border-color: var(--success);
  color: #fff;
  font-weight: 600;
}
.record-team-counts {
  font-size: 0.82rem;
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 12px;
}
.record-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 12px 0 0;
  font-size: 0.88rem;
  cursor: pointer;
}
.record-toggle input {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.attendee-list {
  max-height: 240px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 4px;
  background: var(--card-inner-bg);
}
.attendee-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.9rem;
}
.attendee-row:hover { background: var(--primary-light); }
.attendee-row input[type=checkbox] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}
.att-name { flex: 1; }
.att-pts {
  font-size: 0.78rem;
  color: var(--text-secondary);
  font-weight: 600;
}

/* ─── Teams display ─────────────────────────────────────────────── */
.team-card {
  background: var(--card-inner-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px;
  margin-bottom: 8px;
}
.team-card-head {
  font-weight: 700;
  color: var(--primary-dark);
  font-size: 0.88rem;
  margin-bottom: 6px;
}
.team-players {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.team-player {
  background: var(--card-bg);
  border: 1.5px solid var(--border);
  border-radius: 6px;
  padding: 5px 10px;
  font-size: 0.85rem;
  cursor: default;
  position: relative;
}
.team-player.captain {
  background: var(--gold-bg);
  border-color: var(--gold);
}
.team-player.selected {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary-dark);
}
.mini-pts {
  font-size: 0.7rem;
  color: var(--text-secondary);
  margin-left: 4px;
}
.team-player.selected .mini-pts { color: rgba(255,255,255,0.8); }

/* ─── Fallback (random-fair) preview ───────────────────────────── */
.fallback-slot {
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 8px;
  overflow: hidden;
}
.fallback-slot-head {
  background: var(--gold-bg);
  padding: 6px 10px;
  font-weight: 600;
  font-size: 0.82rem;
  color: var(--warning);
}
.fallback-match {
  padding: 8px 10px;
  border-top: 1px solid var(--border-soft);
}
.fallback-court {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  margin-bottom: 4px;
}
.fallback-vs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.85rem;
}
.fallback-side {
  flex: 1;
  background: var(--card-inner-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 8px;
  text-align: center;
  font-weight: 500;
}

/* ─── Format preview ────────────────────────────────────────────── */
.preview-title {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--primary-dark);
  margin-bottom: 4px;
}
.preview-main {
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
}
.preview-sub {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* ─── Tournament progress ───────────────────────────────────────── */
.tournament-progress {
  margin-bottom: 14px;
}
.progress-bar {
  width: 100%;
  height: 10px;
  background: var(--border);
  border-radius: 5px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: var(--primary);
  transition: width 0.3s;
}
.progress-text {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 6px;
}

/* ─── Slots & matches ───────────────────────────────────────────── */
.slot-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 10px;
  overflow: hidden;
}
.slot-head {
  background: var(--primary-light);
  padding: 8px 12px;
  display: flex;
  justify-content: space-between;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--primary-dark);
}
.match-row {
  padding: 10px 12px;
  border-top: 1px solid var(--border-soft);
}
.match-row.friendly {
  background: var(--warning-bg);
}
.court-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  text-transform: uppercase;
}
.friendly-note {
  font-size: 0.8rem;
  color: var(--warning);
  font-style: italic;
}
.match-teams {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 8px;
  align-items: center;
  margin-bottom: 8px;
}
.match-team {
  background: var(--card-inner-bg);
  border: 1.5px solid var(--border);
  border-radius: 6px;
  padding: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  text-align: center;
}
.match-team.winner {
  background: var(--success-bg);
  border-color: var(--success);
  color: var(--success);
}
.match-members {
  font-size: 0.7rem;
  color: var(--text-secondary);
  font-weight: 400;
  margin-top: 2px;
}
.vs {
  font-weight: 700;
  color: var(--warning);
  font-size: 0.82rem;
}
.result-btns {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 6px;
}
.result-btn {
  padding: 6px;
  background: var(--card-bg);
  border: 1.5px solid var(--border);
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s;
}
.result-btn:hover { border-color: var(--primary); }
.result-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* ─── Summary ───────────────────────────────────────────────────── */
.summary-list {
  margin-top: 10px;
}
.summary-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 10px;
  padding: 8px 4px;
  border-bottom: 1px solid var(--border-soft);
  font-size: 0.88rem;
  align-items: center;
}
.sr-name { font-weight: 500; }
.sr-delta {
  font-weight: 700;
  color: var(--success);
}
.sr-wld {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

/* ─── Misc ──────────────────────────────────────────────────────── */
.empty {
  padding: 20px;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.88rem;
}

.error-msg {
  background: var(--danger-bg);
  color: var(--danger);
  padding: 10px 12px;
  border-radius: 7px;
  font-size: 0.85rem;
}

/* ─── Tab bar ───────────────────────────────────────────────────── */
.tab-bar {
  display: flex;
  gap: 0;
  margin-bottom: 12px;
  border-bottom: 2px solid var(--border);
}
.tab-btn {
  flex: 1;
  padding: 10px 12px;
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s;
}
.tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* ─── Button row ────────────────────────────────────────────────── */
.btn-row {
  display: flex;
  gap: 10px;
  margin-top: 8px;
}
.btn-row .btn-secondary { margin-top: 0; }

/* ─── Import / Export section ──────────────────────────────────── */
.io-section {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.io-section h3 {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

/* ─── History list ──────────────────────────────────────────────── */
.history-row {
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 8px;
  overflow: hidden;
}
.history-head {
  padding: 10px 12px;
  cursor: pointer;
  transition: background 0.15s;
}
.history-head:hover {
  background: var(--primary-light);
}
.history-main {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.92rem;
}
.history-date {
  font-weight: 700;
  color: var(--primary-dark);
}
.history-fmt {
  font-size: 0.78rem;
  color: var(--primary);
  background: var(--primary-light);
  padding: 2px 8px;
  border-radius: 10px;
}
.history-sub {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.76rem;
  color: var(--text-secondary);
  margin-top: 3px;
}

.history-detail {
  padding: 12px;
  background: var(--card-inner-bg);
  border-top: 1px solid var(--border);
}
.history-detail h4 {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin: 10px 0 6px;
  text-transform: uppercase;
}
.history-detail h4:first-child { margin-top: 0; }

.hist-teams {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.hist-team {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 8px;
}
.hist-team-name {
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--primary-dark);
}
.hist-team-players {
  font-size: 0.72rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

.hist-matches {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.hist-match {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 8px;
  padding: 5px 8px;
  background: var(--card-bg);
  border-radius: 5px;
  font-size: 0.8rem;
  align-items: center;
}
.hist-match-phase {
  font-size: 0.68rem;
  color: var(--primary);
  background: var(--primary-light);
  padding: 1px 6px;
  border-radius: 8px;
  font-weight: 600;
}
.hist-match-result {
  font-weight: 700;
  color: var(--success);
}

/* ─── Currency input ────────────────────────────────────────────── */
.currency-symbol {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
  background: var(--primary-light);
  color: var(--primary-dark);
  border: 1.5px solid var(--border);
  border-radius: 7px;
  font-weight: 700;
  font-size: 1rem;
}

/* ─── Expense summary card ─────────────────────────────────────── */
.expense-summary {
  background: var(--primary-light);
  border-radius: 8px;
  padding: 14px;
  margin-bottom: 10px;
}
.expense-total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}
.expense-total .lbl {
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.expense-total .val {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
}

/* ─── Score inputs (tournament view) ───────────────────────────── */
.score-inputs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 8px;
}
.score-input {
  width: 70px;
  padding: 6px 8px;
  text-align: center;
  font-size: 1rem;
  font-weight: 600;
}
.score-dash {
  font-weight: 700;
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* ─── Player detail view ───────────────────────────────────────── */
.player-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 16px;
}
.player-stats .stat-block {
  padding: 10px 6px;
}
.player-stats .stat-block .val {
  font-size: 1.1rem;
}

#view-player .card h3 {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin: 14px 0 6px;
}

/* ─── Backup notice (done view) ────────────────────────────────── */
.backup-notice {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  margin: 0 0 14px;
  background: var(--success-bg);
  border: 1px solid var(--success);
  border-radius: 8px;
  color: var(--success);
  font-size: 0.85rem;
  font-weight: 500;
}
.backup-notice.hidden { display: none; }
.backup-notice.failed {
  background: var(--warning-bg);
  border-color: var(--warning);
  color: var(--warning);
}
.backup-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
}
.backup-text {
  flex: 1;
  line-height: 1.4;
}

/* ─── Search results ───────────────────────────────────────────── */
.search-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 6px;
  background: var(--card-bg);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.search-row:hover {
  background: var(--primary-light);
  border-color: var(--primary);
}
.search-name {
  font-weight: 600;
  font-size: 0.95rem;
}
.search-summary {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

/* ─── Win-rate trend chart ─────────────────────────────────────── */
.trend-chart {
  margin: 4px 0 14px;
  padding: 8px 10px 4px;
  background: var(--card-inner-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.trend-chart svg {
  width: 100%;
  height: auto;
  display: block;
}
.trend-line {
  stroke: var(--primary);
  stroke-width: 2;
  stroke-linejoin: round;
  stroke-linecap: round;
}
.trend-dot {
  fill: var(--primary);
  stroke: var(--card-bg);
  stroke-width: 1;
}
.trend-dot-current {
  fill: var(--gold);
  stroke: var(--primary-dark);
  stroke-width: 1.5;
}
.trend-baseline {
  stroke: var(--border);
  stroke-width: 1;
}
.trend-axis-label {
  fill: var(--text-secondary);
  font-size: 9px;
  font-family: ui-monospace, "SF Mono", monospace;
}
.trend-summary {
  margin-top: 4px;
  font-size: 0.78rem;
  color: var(--text-secondary);
  text-align: center;
}

/* ─── Head-to-head table ───────────────────────────────────────── */
.h2h-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 12px;
  align-items: center;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border-soft);
  font-size: 0.88rem;
}
.h2h-row:last-child {
  border-bottom: none;
}
.h2h-name {
  font-weight: 500;
}
.h2h-record {
  font-family: ui-monospace, "SF Mono", monospace;
  font-size: 0.82rem;
  color: var(--text-secondary);
}
.h2h-rate {
  font-weight: 700;
  color: var(--primary);
  min-width: 40px;
  text-align: right;
}

.db-row.clickable {
  cursor: pointer;
}

/* ─── Theme transitions ────────────────────────────────────────── */
body {
  transition: background-color 0.2s, color 0.2s;
}
.card, .team-card, .match-row, .slot-card, .lb-row, .stat-block,
.team-player, .match-team, .result-btn, .history-row, .history-head,
.history-detail, .hist-team, .hist-match, .h2h-row, .db-row {
  transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}

/* ─── Animations ────────────────────────────────────────────────── */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}