/* ═══════════════════════════════════════════════════════════════
   音乐培训机构管理系统 — 设计系统
   Direction: Human / approachable (Airbnb / Duolingo inspired)
   ═══════════════════════════════════════════════════════════════ */

:root {
  --bg:       #f6f5f0;
  --surface:  #ffffff;
  --fg:       #1e1d24;
  --muted:    #7b7a85;
  --border:   #e9e8e4;
  --accent:   #3a8e82;
  --accent-light: #e8f5f2;
  --accent-dark:  #2b6b63;
  --success:  #3d9e6a;
  --success-bg: #e8f6ef;
  --warning:  #c99a3e;
  --warning-bg: #faf3e2;
  --danger:   #d15a4a;
  --danger-bg: #fce8e6;

  --font-display: -apple-system, BlinkMacSystemFont, 'SF Pro Display', system-ui, sans-serif;
  --font-body:    -apple-system, BlinkMacSystemFont, 'SF Pro Text', system-ui, sans-serif;
  --font-mono:    'SF Mono', ui-monospace, Menlo, monospace;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.10);

  --nav-height: 64px;
  --header-height: 56px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

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

html {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  color: var(--fg);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}

body {
  min-height: 100dvh;
  padding-bottom: calc(var(--nav-height) + var(--safe-bottom) + 8px);
  overscroll-behavior-y: contain;
  touch-action: manipulation;
}

/* ─── Pull to refresh ─── */
.ptr-indicator {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  z-index: 90;
  pointer-events: none;
  opacity: 0;
  transform: translateY(-100%);
  transition: opacity 0.2s, transform 0.2s;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.ptr-indicator.pulling {
  opacity: 1;
  transform: translateY(0);
}
.ptr-indicator.refreshing {
  opacity: 1;
  transform: translateY(0);
}
.ptr-arrow {
  width: 16px;
  height: 16px;
  transition: transform 0.2s;
  color: var(--muted);
}
.ptr-indicator.threshold .ptr-arrow {
  transform: rotate(180deg);
  color: var(--accent);
}
.ptr-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: none;
}
.ptr-indicator.refreshing .ptr-spinner {
  display: block;
}
.ptr-indicator.refreshing .ptr-arrow {
  display: none;
}
.ptr-text {
  font-size: 13px;
  color: var(--muted);
  font-weight: 500;
}
.ptr-indicator.threshold .ptr-text {
  color: var(--accent);
}

input, select, textarea {
  font-size: 16px !important;
}

/* ─── Header ─── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-height);
}
.header h1 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}
.header-sub {
  font-size: 12px;
  color: var(--muted);
}

/* ─── Bottom nav ─── */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background: var(--surface);
  border-top: 1px solid var(--border);
  display: flex;
  padding-bottom: var(--safe-bottom);
  height: calc(var(--nav-height) + var(--safe-bottom));
}
.nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  text-decoration: none;
  color: var(--muted);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: color 0.15s;
  -webkit-tap-highlight-color: transparent;
}
.nav-item.active {
  color: var(--accent);
}
.nav-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.nav-icon svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.nav-item.active .nav-icon svg {
  stroke-width: 2.2;
}

/* ─── Content area ─── */
.page-content {
  padding: 16px;
  padding-top: calc(var(--header-height) + 24px);
  max-width: 480px;
  margin: 0 auto;
}

/* ─── Cards ─── */
.card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 16px;
  margin-bottom: 12px;
}
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--fg);
}
.card-badge {
  font-size: 11px;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: 999px;
}
.badge-accent {
  background: var(--accent-light);
  color: var(--accent-dark);
}
.badge-success {
  background: var(--success-bg);
  color: var(--success);
}
.badge-warning {
  background: var(--warning-bg);
  color: var(--warning);
}
.badge-danger {
  background: var(--danger-bg);
  color: var(--danger);
}

/* ─── Metric grid ─── */
.metric-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 16px;
}
.metric-grid-3 {
  grid-template-columns: 1fr 1fr 1fr;
}
.metric-grid-3 .metric-card {
  padding: 12px;
}
.metric-grid-3 .metric-value {
  font-size: 22px;
}
.metric-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 16px;
  position: relative;
  overflow: hidden;
}
.metric-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}
.metric-card.accent::before { background: var(--accent); }
.metric-card.success::before { background: var(--success); }
.metric-card.warning::before { background: var(--warning); }
.metric-card.danger::before { background: var(--danger); }
.metric-card.accent-light::before { background: #3a8e82; }
.metric-card.purple::before { background: #7a5aad; }

.metric-label {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 4px;
}
.metric-value {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.metric-unit {
  font-size: 14px;
  font-weight: 400;
  color: var(--muted);
  margin-left: 2px;
}
.metric-change {
  font-size: 11px;
  margin-top: 4px;
  font-weight: 500;
}
.metric-change.up { color: var(--success); }
.metric-change.down { color: var(--danger); }

/* ─── Section headers ─── */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 20px 0 12px;
}
.section-title {
  font-size: 16px;
  font-weight: 600;
}
.section-link {
  font-size: 13px;
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}

/* ─── List items ─── */
.list-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 8px;
  text-decoration: none;
  color: var(--fg);
  transition: background 0.12s;
  -webkit-tap-highlight-color: transparent;
}
.list-item:active {
  background: #f0efea;
}
.list-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 600;
  color: var(--surface);
  flex-shrink: 0;
}
.list-body {
  flex: 1;
  min-width: 0;
}
.list-name {
  font-size: 15px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.list-sub {
  font-size: 12px;
  color: var(--muted);
  margin-top: 1px;
}
.list-meta {
  text-align: right;
  flex-shrink: 0;
}
.list-amount {
  font-size: 15px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.list-detail {
  font-size: 11px;
  color: var(--muted);
  margin-top: 1px;
}

/* ─── Search ─── */
.search-bar {
  position: relative;
  margin-bottom: 16px;
}
.search-input {
  width: 100%;
  height: 44px;
  padding: 0 16px 0 40px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--fg);
  outline: none;
  transition: border-color 0.15s;
}
.search-input:focus {
  border-color: var(--accent);
}
.search-input::placeholder {
  color: var(--muted);
}
.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--muted);
  pointer-events: none;
}

/* ─── Month selector ─── */
.month-selector {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 4px;
  touch-action: manipulation;
}
.month-btn {
  min-width: 44px;
  min-height: 44px;
  border: none;
  background: transparent;
  color: var(--fg);
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: grid;
  place-items: center;
  font-size: 18px;
  transition: background 0.12s, transform 0.1s;
}
.month-btn:active {
  background: #e5e3de;
  transform: scale(0.92);
}
.month-display {
  flex: 1;
  text-align: center;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  padding: 8px 4px;
  border-radius: var(--radius-sm);
  transition: background 0.12s;
}
.month-display:active {
  background: #f0efea;
}
.page-progress {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  height: 2px;
  background: transparent;
  overflow: hidden;
  z-index: 150;
}
.page-progress::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 120%;
  height: 100%;
  background: var(--accent);
  border-radius: 1px;
  transform: translateX(-100%);
}
.page-progress.active::after {
  animation: progress-snake 1s ease-in-out infinite;
}
@keyframes progress-snake {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* ─── Detail panel ─── */
.detail-panel {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: var(--bg);
  transform: translateX(100%);
  transition: transform 0.28s cubic-bezier(0.32, 0.72, 0, 1);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.detail-panel.open {
  transform: translateX(0);
}
.detail-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: var(--header-height);
}
.detail-back {
  width: 36px;
  height: 36px;
  border: none;
  background: transparent;
  color: var(--fg);
  border-radius: 50%;
  cursor: pointer;
  display: grid;
  place-items: center;
  font-size: 20px;
}
.detail-back:active { background: #eeecea; }
.detail-title {
  font-size: 17px;
  font-weight: 600;
}
.detail-body {
  padding: 16px;
  max-width: 480px;
  margin: 0 auto;
}

/* ─── Progress bar ─── */
.progress-track {
  height: 6px;
  background: #f0efea;
  border-radius: 3px;
  overflow: hidden;
  margin-top: 8px;
}
.progress-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.3s ease;
}
.progress-fill.accent { background: var(--accent); }
.progress-fill.success { background: var(--success); }
.progress-fill.warning { background: var(--warning); }

/* ─── Course package card ─── */
.pkg-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px;
  margin-bottom: 10px;
}
.pkg-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 8px;
}
.pkg-name {
  font-size: 14px;
  font-weight: 600;
}
.pkg-status {
  font-size: 11px;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: 999px;
}
.pkg-stats {
  display: flex;
  gap: 16px;
  margin-top: 10px;
}
.pkg-stat {
  font-size: 12px;
  color: var(--muted);
}
.pkg-stat strong {
  color: var(--fg);
  font-weight: 600;
}

/* ─── Salary breakdown ─── */
.salary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid #f0efea;
}
.salary-row:last-child { border-bottom: none; }
.salary-label {
  font-size: 14px;
  color: var(--muted);
}
.salary-value {
  font-size: 15px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.salary-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0 0;
  margin-top: 4px;
  border-top: 2px solid var(--fg);
}
.salary-total .salary-label {
  font-size: 15px;
  font-weight: 600;
  color: var(--fg);
}
.salary-total .salary-value {
  font-size: 18px;
  font-weight: 700;
}

/* ─── Quick action row ─── */
.action-row {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}
.action-btn {
  flex: 1;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  color: var(--fg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: background 0.12s;
}
.action-btn:active { background: #f0efea; }
.action-btn.primary {
  background: var(--accent);
  color: var(--surface);
  border-color: var(--accent);
}
.action-btn.primary:active { background: var(--accent-dark); }

/* ─── Empty state ─── */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--muted);
}
.empty-icon {
  font-size: 40px;
  margin-bottom: 12px;
  opacity: 0.5;
}
.empty-text {
  font-size: 14px;
}

/* ─── Utility ─── */
.text-muted { color: var(--muted); }
.text-accent { color: var(--accent); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-sm { font-size: 12px; }
.text-xs { font-size: 11px; }
.fw-500 { font-weight: 500; }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }
.mt-8 { margin-top: 8px; }
.mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; }
.mb-8 { margin-bottom: 8px; }
.mb-12 { margin-bottom: 12px; }
.gap-8 { gap: 8px; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.w-full { width: 100%; }

/* ─── Avatar colors ─── */
.avatar-1 { background: #3a8e82; }
.avatar-2 { background: #3d9e6a; }
.avatar-3 { background: #d18a3e; }
.avatar-4 { background: #7a5aad; }
.avatar-5 { background: #c99a3e; }
.avatar-6 { background: #ad5a8a; }

/* ─── Chart bars ─── */
.bar-chart {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  padding: 8px 0;
}
.bar-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.bar {
  width: 100%;
  max-width: 32px;
  border-radius: 4px 4px 0 0;
  background: var(--accent-light);
  transition: height 0.3s ease;
}
.bar.current { background: var(--accent); }
.bar.accent-bg { background: var(--accent-light); }
.bar.accent-bg.current { background: var(--accent); }
.bar.warning-bg { background: var(--warning-bg); }
.bar.warning-bg.current { background: var(--warning); }
.bar.purple-bg { background: #e8e0f5; }
.bar.purple-bg.current { background: #7a5aad; }
.bar.danger-bg { background: var(--danger-bg); }
.bar.danger-bg.current { background: var(--danger); }
.bar-value {
  font-size: 10px;
  font-weight: 600;
  color: var(--fg);
  text-align: center;
  line-height: 1;
  min-height: 14px;
}
.bar-label {
  font-size: 10px;
  color: var(--muted);
}

/* ─── Tab filter ─── */
.tab-filter {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  background: #f0efea;
  border-radius: var(--radius-md);
  padding: 3px;
}
.tab-btn {
  flex: 1;
  height: 34px;
  border: none;
  background: transparent;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
}
.tab-btn.active {
  background: var(--surface);
  color: var(--fg);
  box-shadow: var(--shadow-sm);
}

/* ─── Teacher card ─── */
.teacher-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
  margin-bottom: 12px;
}
.teacher-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
.teacher-name {
  font-size: 16px;
  font-weight: 600;
}
.teacher-role {
  font-size: 12px;
  color: var(--muted);
}
.teacher-total {
  font-size: 24px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 12px;
}

/* ─── Store switcher ─── */
.store-switcher {
  position: relative;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.12s;
  -webkit-tap-highlight-color: transparent;
}
.store-switcher:active { background: #eeecea; }
.store-switcher-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  max-width: 140px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.store-switcher svg {
  color: var(--accent);
  transition: transform 0.2s;
}
.store-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 200px;
  z-index: 300;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-4px);
  transition: all 0.15s;
  overflow: hidden;
}
.store-dropdown.open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.store-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  font-size: 14px;
  color: var(--fg);
  cursor: pointer;
  transition: background 0.12s;
  -webkit-tap-highlight-color: transparent;
}
.store-option:active { background: #f0efea; }
.store-option.active {
  font-weight: 600;
  color: var(--accent);
}
.store-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.store-dot.teal { background: #3a8e82; }
.store-dot.purple { background: #7a5aad; }
.store-logout {
  border-top: 1px solid var(--border);
  color: var(--muted);
}
.store-logout svg { color: var(--muted); }

/* ─── Loading overlay ─── */
.loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 500;
  background: rgba(246,245,240,0.85);
  backdrop-filter: blur(2px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
.loading-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}
.loading-spinner {
  width: 28px;
  height: 28px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-text {
  font-size: 13px;
  color: var(--muted);
  font-weight: 500;
}

/* ─── Month picker overlay + sheet ─── */
.picker-overlay {
  position: fixed; inset: 0; z-index: 500;
  background: rgba(0,0,0,0.4);
  display: flex; align-items: flex-end;
  opacity: 0; pointer-events: none;
  transition: opacity 0.2s;
}
.picker-overlay.open { opacity: 1; pointer-events: auto; }
.picker-sheet {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  background: var(--surface);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  transform: translateY(100%);
  transition: transform 0.28s cubic-bezier(0.32, 0.72, 0, 1);
}
.picker-overlay.open .picker-sheet { transform: translateY(0); }
.picker-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 16px 12px;
}
.picker-title { font-size: 18px; font-weight: 700; }
.picker-close {
  width: 32px; height: 32px; border-radius: 50%;
  background: #f0efea; border: none; font-size: 16px;
  cursor: pointer; display: grid; place-items: center; color: var(--muted);
}
.picker-close:active { background: #e5e3de; }
.year-nav {
  display: flex; align-items: center; justify-content: center;
  gap: 20px; margin: 4px 16px 12px;
}
.year-nav-btn {
  width: 36px; height: 36px; border-radius: 50%;
  background: #f0efea; border: none;
  cursor: pointer; display: grid; place-items: center;
  color: var(--fg); transition: background 0.12s;
}
.year-nav-btn:active { background: #e5e3de; }
.year-nav-btn:disabled { opacity: 0.3; cursor: default; }
.year-nav-label {
  font-size: 18px; font-weight: 700; min-width: 80px; text-align: center;
}
.month-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  padding: 0 16px;
}
.month-cell {
  height: 48px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  background: #f5f4f0;
  font-size: 15px; font-weight: 500;
  color: var(--fg);
  cursor: pointer;
  transition: all 0.12s;
  border: 2px solid transparent;
}
.month-cell:active { transform: scale(0.95); }
.month-cell.selected {
  background: var(--accent);
  color: var(--surface);
  font-weight: 700;
  border-color: var(--accent);
}
.month-cell.future {
  opacity: 0.3;
  cursor: default;
  pointer-events: none;
}
.month-cell:not(.selected):not(.future):hover {
  background: #eae8e3;
}
.picker-confirm {
  display: block; width: calc(100% - 32px);
  margin: 14px 16px 20px; padding: 14px;
  background: var(--accent); color: var(--surface); border: none;
  border-radius: var(--radius-md); font-size: 16px; font-weight: 600;
  cursor: pointer; transition: opacity 0.12s;
}
.picker-confirm:active { opacity: 0.85; }

/* ─── Scrollbar ─── */
::-webkit-scrollbar { width: 0; height: 0; }