/* ── Variables ──────────────────────────────────────────── */
:root {
  --bg: #f2f2f7;
  --bg-card: #ffffff;
  --bg-sidebar: #f8f8fa;
  --bg-input: #ffffff;
  --border: #e0e0e6;
  --text: #1c1c1e;
  --text-sub: #6e6e73;
  --text-placeholder: #aeaeb2;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-light: #eff6ff;
  --danger: #ef4444;
  --danger-hover: #dc2626;
  --success: #22c55e;
  --warning: #f59e0b;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,.12);
  --radius: 12px;
  --radius-sm: 8px;
  --sidebar-w: 280px;
  --topbar-h: 52px;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
}

[data-theme="dark"] {
  --bg: #0f0f10;
  --bg-card: #1c1c1e;
  --bg-sidebar: #161618;
  --bg-input: #2c2c2e;
  --border: #38383a;
  --text: #f2f2f7;
  --text-sub: #98989f;
  --text-placeholder: #6e6e73;
  --accent: #3b82f6;
  --accent-hover: #60a5fa;
  --accent-light: #1e3a5f;
  --danger: #f87171;
  --danger-hover: #ef4444;
  --success: #4ade80;
  --warning: #fbbf24;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.3);
  --shadow-md: 0 4px 16px rgba(0,0,0,.4);
}

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

html { height: 100%; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  height: 100%;
  overflow: hidden;
}

#app { height: 100%; display: flex; flex-direction: column; }

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

/* ── Auth screen ─────────────────────────────────────────── */
.auth-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  background: var(--bg);
}

.auth-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  width: 100%;
  max-width: 380px;
  box-shadow: var(--shadow-md);
}

.auth-logo {
  text-align: center;
  margin-bottom: 32px;
}

.logo-icon { font-size: 48px; display: block; margin-bottom: 8px; }

.auth-logo h1 {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -.5px;
}

.auth-subtitle {
  color: var(--text-sub);
  font-size: 14px;
  margin-top: 4px;
}

.auth-form { display: flex; flex-direction: column; gap: 12px; }

.auth-error {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #dc2626;
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: 13px;
}

[data-theme="dark"] .auth-error {
  background: #3f1f1f;
  border-color: #7f1d1d;
  color: #f87171;
}

/* ── Main app ────────────────────────────────────────────── */
.main-app { display: flex; flex-direction: column; height: 100%; }

/* ── Topbar ──────────────────────────────────────────────── */
.topbar {
  height: var(--topbar-h);
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
  z-index: 10;
}

.topbar-left { display: flex; align-items: center; gap: 8px; }
.app-logo { font-size: 22px; }
.app-name { font-size: 17px; font-weight: 700; letter-spacing: -.3px; }

.topbar-right { display: flex; align-items: center; gap: 8px; }

/* ── User chip ───────────────────────────────────────────── */
.user-chip {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 3px 10px 3px 3px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  cursor: default;
  max-width: 200px;
}

.user-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}

.user-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.user-name {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-sub);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── View stack ──────────────────────────────────────────── */
.view-stack {
  position: relative;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.view {
  position: absolute;
  inset: 0;
  background: var(--bg);
  will-change: transform;
  transition: transform .28s cubic-bezier(0.4, 0, 0.2, 1);
}

.view-list {
  z-index: 1;
  display: flex;
  overflow: hidden;
}

.view-detail {
  z-index: 2;
  transform: translateX(100%);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.view-detail.active { transform: translateX(0); }

/* ── View nav (back button bar) ──────────────────────────── */
.view-nav {
  display: flex;
  align-items: center;
  padding: 6px 8px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.btn-back {
  display: flex;
  align-items: center;
  gap: 2px;
  background: none;
  border: none;
  color: var(--accent);
  font-size: 16px;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  transition: background .12s;
}

.btn-back:hover { background: var(--accent-light); }

/* ── Detail scroll area ──────────────────────────────────── */
.detail-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  min-height: 0;
}

/* ── Sidebar ─────────────────────────────────────────────── */
.sidebar {
  width: 100%;
  max-width: var(--sidebar-w);
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow: hidden;
}

/* En view-list el sidebar ocupa toda la vista */
.view-list .sidebar {
  max-width: 100%;
  border-right: none;
  flex: 1;
}

.sidebar-nav {
  display: flex;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.nav-tab {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 8px 4px;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-sub);
  font-size: 10px;
  font-family: var(--font);
  cursor: pointer;
  transition: color .15s, border-color .15s;
}

.nav-tab svg { flex-shrink: 0; }

.nav-tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.nav-tab:hover:not(.active) { color: var(--text); }

/* ── Sidebar panels ──────────────────────────────────────── */
.sidebar-panel { display: none; flex-direction: column; flex: 1; overflow: hidden; }
.sidebar-panel.active { display: flex; }

.panel-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.search-box {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
}

.search-box svg { color: var(--text-placeholder); flex-shrink: 0; }

.search-box input {
  flex: 1;
  border: none;
  background: none;
  font-size: 13px;
  color: var(--text);
  font-family: var(--font);
  outline: none;
}

.search-box input::placeholder { color: var(--text-placeholder); }

.add-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background .15s;
}

.add-btn:hover { background: var(--accent-hover); }

/* ── Item list ───────────────────────────────────────────── */
.item-list {
  list-style: none;
  overflow-y: auto;
  flex: 1;
  padding: 6px 0;
}

.item-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  cursor: pointer;
  border-radius: 0;
  transition: background .12s;
  position: relative;
}

.item-row:hover { background: var(--border); }
.item-row.active { background: var(--accent-light); }
[data-theme="dark"] .item-row.active { background: rgba(59,130,246,.18); }

.item-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  flex-shrink: 0;
}

.car-avatar { background: var(--bg-input); font-size: 18px; }

.item-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.item-name {
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.item-sub {
  font-size: 11px;
  color: var(--text-sub);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.item-avatar.avatar-warning { background: var(--warning); }
.item-avatar.avatar-success { background: var(--success); }
.item-avatar.avatar-danger  { background: var(--danger); }

.item-right-stack {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  flex-shrink: 0;
}

.item-total { font-size: 12px; font-weight: 700; }
.item-date  { font-size: 10px; color: var(--text-sub); white-space: nowrap; }

.factura-item { align-items: flex-start; }

.factura-item-body {
  flex: 1;
  min-width: 0;
  display: grid;
  grid-template-columns: 1fr auto;
  column-gap: 10px;
  row-gap: 2px;
}

.factura-item-body .item-total {
  text-align: right;
  white-space: nowrap;
}

.factura-item-body .item-date {
  text-align: right;
}

.list-section-header {
  padding: 8px 12px 4px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .6px;
  color: var(--text-sub);
  list-style: none;
}

.item-badge {
  font-size: 11px;
  background: var(--border);
  color: var(--text-sub);
  border-radius: 10px;
  padding: 1px 7px;
  flex-shrink: 0;
}

.list-empty {
  text-align: center;
  color: var(--text-sub);
  font-size: 13px;
  padding: 20px;
}

/* Coming soon */
.coming-soon {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--text-sub);
  font-size: 13px;
}


.detail-header {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
}

.detail-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 700;
  flex-shrink: 0;
}

.car-avatar-lg { background: var(--bg-input); }

.detail-title-group { flex: 1; min-width: 0; }
.detail-title-group h2 { font-size: 20px; font-weight: 700; }
.detail-subtitle { font-size: 13px; color: var(--text-sub); margin-top: 2px; }

.detail-actions { display: flex; gap: 8px; flex-shrink: 0; }

/* ── Info grid ───────────────────────────────────────────── */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
}

.info-item { display: flex; flex-direction: column; gap: 2px; }
.info-label { font-size: 11px; color: var(--text-sub); text-transform: uppercase; letter-spacing: .5px; }
.info-value { font-size: 14px; font-weight: 500; }

/* ── Section header ──────────────────────────────────────── */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  margin-top: 8px;
}

.section-header h3 { font-size: 15px; font-weight: 700; }

/* ── Coches grid ─────────────────────────────────────────── */
.coches-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.coche-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  cursor: pointer;
  transition: box-shadow .15s, border-color .15s;
  box-shadow: var(--shadow-sm);
}

.coche-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
}

.coche-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.coche-icon { font-size: 24px; }

.coche-card-header strong { display: block; font-size: 14px; font-weight: 600; }
.coche-matricula {
  font-size: 12px;
  color: var(--text-sub);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 6px;
  font-family: monospace;
  letter-spacing: .5px;
}

.coche-meta {
  display: flex;
  gap: 8px;
  font-size: 12px;
  color: var(--text-sub);
  flex-wrap: wrap;
}

.coche-meta span:not(:last-child)::after { content: '·'; margin-left: 8px; }

.coche-facturas-count {
  font-size: 12px;
  color: var(--text-sub);
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

/* ── Facturas list ───────────────────────────────────────── */
.facturas-list { display: flex; flex-direction: column; gap: 8px; }

.factura-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  cursor: pointer;
  transition: box-shadow .15s;
  box-shadow: var(--shadow-sm);
}
.factura-row:hover { box-shadow: var(--shadow-md); }

.factura-row-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  min-width: 0;
}

.factura-concepto {
  font-size: 14px;
  font-weight: 500;
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.factura-total { font-size: 15px; font-weight: 700; white-space: nowrap; flex-shrink: 0; }

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

.factura-bot-left {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  min-width: 0;
}

.factura-meta {
  display: flex;
  align-items: center;
  gap: 8px;
}

.factura-num { font-family: monospace; font-size: 12px; color: var(--text-sub); }
.factura-fecha { font-size: 12px; color: var(--text-sub); white-space: nowrap; }
.factura-concepto { font-size: 13px; color: var(--text-sub); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 180px; }

/* ── Badges ──────────────────────────────────────────────── */
.badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 10px;
}

.badge-success { background: #dcfce7; color: #15803d; }
.badge-warning { background: #fef9c3; color: #92400e; }
.badge-danger { background: #fee2e2; color: #dc2626; }

[data-theme="dark"] .badge-success { background: #14532d; color: #4ade80; }
[data-theme="dark"] .badge-warning { background: #451a03; color: #fbbf24; }
[data-theme="dark"] .badge-danger { background: #3f1f1f; color: #f87171; }

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  padding: 9px 16px;
  cursor: pointer;
  transition: background .15s, opacity .15s;
  white-space: nowrap;
}

.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-full { width: 100%; justify-content: center; }
.btn-sm { font-size: 13px; padding: 6px 12px; }

.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }

.btn-secondary {
  background: var(--bg-input);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--border); }

.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: var(--danger-hover); }

.btn-google {
  background: var(--bg-input);
  color: var(--text);
  border: 1px solid var(--border);
  justify-content: center;
  gap: 10px;
}
.btn-google:hover { background: var(--border); }

.icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  background: none;
  border: none;
  color: var(--text-sub);
  cursor: pointer;
  transition: background .12s, color .12s;
}

.icon-btn:hover { background: var(--border); color: var(--text); }
.icon-btn.danger-hover:hover { background: #fee2e2; color: var(--danger); }
[data-theme="dark"] .icon-btn.danger-hover:hover { background: #3f1f1f; }

/* ── Form inputs ─────────────────────────────────────────── */
input, select, textarea {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 9px 12px;
  font-size: 14px;
  font-family: var(--font);
  color: var(--text);
  outline: none;
  transition: border-color .15s;
}

input:focus, select:focus, textarea:focus { border-color: var(--accent); }
input::placeholder, textarea::placeholder { color: var(--text-placeholder); }

label {
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-sub);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 20px;
}

.form-grid label.full { grid-column: 1 / -1; }

.input-readonly {
  opacity: 0.6;
  cursor: default;
  user-select: none;
}

/* ── Modal ───────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 16px;
}

.modal-container {
  background: var(--bg-card);
  border-radius: var(--radius);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-md);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px 0;
}

.modal-header h3 { font-size: 17px; font-weight: 700; }

.modal-body { padding: 20px; }

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding-top: 8px;
}

/* ── Radio pills (método de pago) ────────────────────────── */
.radio-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 4px;
}

.radio-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 20px;
  border: 1.5px solid var(--border);
  background: var(--bg-input);
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-sub);
  transition: border-color .15s, background .15s, color .15s;
  user-select: none;
}

.radio-pill input[type="radio"] { display: none; }

.radio-pill:has(input:checked) {
  border-color: var(--accent);
  background: var(--accent-light);
  color: var(--accent);
  font-weight: 600;
}

.confirm-msg { font-size: 15px; margin-bottom: 20px; color: var(--text); }

/* ── Footer ──────────────────────────────────────────────── */
.footer {
  height: 42px;
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  flex-shrink: 0;
  gap: 12px;
}

.footer-theme {
  display: flex;
  align-items: center;
  gap: 2px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 3px;
}

.theme-btn {
  background: none;
  border: none;
  border-radius: 7px;
  width: 28px;
  height: 28px;
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .12s;
  opacity: .5;
}

.theme-btn:hover { background: var(--border); opacity: 1; }
.theme-btn.active { background: var(--bg-card); opacity: 1; box-shadow: var(--shadow-sm); }

.footer-copy {
  flex: 1;
  text-align: center;
  font-size: 12px;
  color: var(--text-sub);
}

.footer-info { width: 28px; height: 28px; }

/* ── Info modal ──────────────────────────────────────────── */
.info-body {
  text-align: center;
  padding: 8px 0 4px;
}

.info-body .info-logo { font-size: 48px; display: block; margin-bottom: 8px; }
.info-body h2 { font-size: 22px; font-weight: 700; margin-bottom: 4px; }
.info-body .info-version { font-size: 12px; color: var(--text-sub); margin-bottom: 16px; }
.info-body p { font-size: 14px; color: var(--text-sub); line-height: 1.6; margin-bottom: 16px; }

.info-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
  margin-top: 16px;
}

.info-badges a { display: inline-flex; }
.info-badges img { height: 20px; display: block; }

.info-credit {
  font-size: 11px;
  color: var(--text-placeholder);
  border-top: 1px solid var(--border);
  padding-top: 16px;
  margin-top: 4px;
}

/* ── Scrollbars ──────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-placeholder); }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 640px) {
  .detail-scroll { padding: 14px; }

  .detail-header { flex-wrap: wrap; }
  .detail-actions { width: 100%; }

  .form-grid { grid-template-columns: 1fr; }
  .form-grid label.full { grid-column: 1; }

  .info-grid { grid-template-columns: 1fr 1fr; }

  .user-name { display: none; }
  .footer-copy { display: none; }
}