/* ── Tema oscuro (por defecto) ── */
[data-theme="dark"] {
  --bg: #0a0e1a;
  --bg-card: #111827;
  --bg-input: #1f2937;
  --text: #f9fafb;
  --text-muted: #9ca3af;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --border: #1f2937;
  --btn-add: #10b981;
  --btn-add-hover: #059669;
  --btn-remove: #ef4444;
  --btn-remove-hover: #dc2626;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --toggle-bg: #374151;
  --toggle-knob: #9ca3af;
  color-scheme: dark;
}

/* ── Tema claro ── */
[data-theme="light"] {
  --bg: #f8fafc;
  --bg-card: #ffffff;
  --bg-input: #f1f5f9;
  --text: #0f172a;
  --text-muted: #64748b;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --border: #e2e8f0;
  --btn-add: #10b981;
  --btn-add-hover: #059669;
  --btn-remove: #ef4444;
  --btn-remove-hover: #dc2626;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --toggle-bg: #cbd5e1;
  --toggle-knob: #64748b;
  color-scheme: light;
}

* { box-sizing: border-box; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  min-height: 100vh;
  margin: 0;
}

/* ── Layout ── */
#app { min-height: 100vh; }

.view { display: none; min-height: 100vh; }
.view.active { display: block; }

/* ── Header ── */
.app-header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 1rem;
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.app-header h1 {
  font-size: 1.1rem;
  margin: 0;
  color: var(--text);
}

.header-center {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
}

/* ── Cards ── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
}

/* ── Forms ── */
.form-control, .form-select {
  background: var(--bg-input) !important;
  border-color: var(--border) !important;
  color: var(--text) !important;
}

.form-control:focus, .form-select:focus {
  background: var(--bg-input) !important;
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 0.2rem rgba(59,130,246,.25) !important;
  color: var(--text) !important;
}

.form-control::placeholder { color: var(--text-muted) !important; }

/* ── Buttons ── */
.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
}
.btn-primary:hover, .btn-primary:focus {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn-add {
  background: var(--btn-add);
  border: none;
  color: #fff;
  font-size: 1.25rem;
  font-weight: 700;
  min-width: 44px;
  min-height: 44px;
  border-radius: 0.375rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s;
  padding: 0 0.75rem;
  cursor: pointer;
}
.btn-add:hover { background: var(--btn-add-hover); }

.btn-remove {
  background: var(--btn-remove);
  border: none;
  color: #fff;
  font-weight: 600;
  min-width: 44px;
  min-height: 44px;
  border-radius: 0.375rem;
  padding: 0 0.75rem;
  cursor: pointer;
  transition: background 0.15s;
}
.btn-remove:hover { background: var(--btn-remove-hover); }

/* ── Search bar ── */
.search-bar {
  position: sticky;
  top: 57px;
  z-index: 99;
  background: var(--bg);
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
}

/* ── Client list ── */
.client-row {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 0.75rem;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.client-info {
  flex: 1;
  min-width: 0;
}

.client-name {
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.client-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sessions-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: 9999px;
  white-space: nowrap;
}

.sessions-badge.has-sessions {
  background: rgba(59,130,246,.2);
  color: var(--accent);
}

.sessions-badge.no-sessions {
  background: rgba(239,68,68,.15);
  color: var(--danger);
}

/* ── FAB ── */
.fab {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  border: none;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0,0,0,.4);
  cursor: pointer;
  z-index: 200;
  transition: background 0.15s, transform 0.15s;
}
.fab:hover { background: var(--accent-hover); transform: scale(1.05); }

/* ── Pagination ── */
.pagination-bar {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem;
}

/* ── Detail sections ── */
.section-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.bono-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 0.75rem;
  margin-bottom: 0.5rem;
}

.bono-progress {
  height: 6px;
  border-radius: 9999px;
  background: var(--border);
  overflow: hidden;
  margin-top: 0.5rem;
}

.bono-progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 9999px;
  transition: width 0.3s;
}

.bono-expired { opacity: 0.5; }

/* ── Modal ── */
.modal-content {
  background: var(--bg-card) !important;
  border: 1px solid var(--border) !important;
  color: var(--text) !important;
}

.modal-header, .modal-footer {
  border-color: var(--border) !important;
}

/* ── Toast container ── */
#toast-container {
  position: fixed;
  bottom: 5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  width: min(90vw, 360px);
}

.toast-msg {
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  color: #fff;
  font-size: 0.9rem;
  box-shadow: 0 4px 12px rgba(0,0,0,.4);
  animation: fadeInUp 0.2s ease;
}

.toast-msg.success { background: var(--success); }
.toast-msg.error   { background: var(--danger); }
.toast-msg.info    { background: var(--accent); }

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Login ── */
.login-card {
  max-width: 360px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

/* ── Accordion dark ── */
.accordion-item {
  background: var(--bg-card) !important;
  border-color: var(--border) !important;
}

.accordion-button {
  background: var(--bg-card) !important;
  color: var(--text) !important;
  box-shadow: none !important;
}


.accordion-body {
  background: var(--bg-card) !important;
}

/* ── Detail labels ── */
.detail-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.15rem;
}

/* ── Bootstrap overrides: text legibility ── */
.badge.bg-warning { color: #000 !important; }
.text-dark { color: var(--text) !important; }

/* ── Profile toggle switch ── */
.theme-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
}

.toggle-switch {
  position: relative;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--toggle-bg);
  border-radius: 9999px;
  transition: background 0.2s;
  cursor: pointer;
}

.toggle-slider::before {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  left: 3px;
  top: 3px;
  background: #fff;
  border-radius: 50%;
  transition: transform 0.2s;
}

.toggle-switch input:checked + .toggle-slider { background: var(--accent); }
.toggle-switch input:checked + .toggle-slider::before { transform: translateX(20px); }

/* ── Profile modal sections ── */
.profile-section {
  padding-bottom: 1rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.profile-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

/* ── Mobile tweaks ── */
@media (max-width: 576px) {
  .app-header h1 { font-size: 1rem; }
  .client-row { padding: 0.6rem; gap: 0.5rem; }
}