/* ==========================================================================
   Gestor de Gastos — hoja de estilos
   Sistema de diseño con tokens, modo claro/oscuro automático y componentes
   (sidebar, tarjetas, tablas, desplegables, modales, calendario).
   ========================================================================== */

/* ----------------------------------------------------------------------------
   1. Tokens de diseño
   -------------------------------------------------------------------------- */
:root {
  color-scheme: light dark;

  /* Marca / acento */
  --brand: #4f46e5;
  --brand-strong: #4338ca;
  --brand-contrast: #ffffff;
  --brand-soft: #eef2ff;
  --accent: #06b6d4;

  /* Colores semánticos */
  --success: #059669;
  --success-soft: #d1fae5;
  --danger: #e11d48;
  --danger-strong: #be123c;
  --danger-soft: #ffe4e6;
  --warning: #b45309;
  --warning-soft: #fef3c7;
  --income: #059669;
  --expense: #e11d48;

  /* Superficies y neutros */
  --app-bg-1: #eef2ff;
  --app-bg-2: #e0f2fe;
  --surface: #ffffff;
  --surface-2: #f8fafc;
  --surface-3: #f1f5f9;
  --surface-inset: #f1f5f9;
  --border: #e2e8f0;
  --border-strong: #cbd5e1;

  /* Texto */
  --text: #0f172a;
  --text-2: #475569;
  --text-3: #64748b;

  /* Sidebar (oscuro en ambos temas) */
  --side-bg-1: #0f172a;
  --side-bg-2: #131f3b;
  --side-text: #cbd5e1;
  --side-text-dim: #94a3b8;
  --side-text-active: #e0f2fe;
  --side-border: rgba(148, 163, 184, 0.16);
  --side-hover: rgba(148, 163, 184, 0.12);
  --side-active-bg: linear-gradient(120deg, rgba(79, 70, 229, 0.35), rgba(6, 182, 212, 0.28));

  /* Sombras y foco */
  --ring: 0 0 0 3px rgba(79, 70, 229, 0.35);
  --ring-danger: 0 0 0 3px rgba(225, 29, 72, 0.3);
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-sm: 0 2px 10px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 14px 32px -10px rgba(15, 23, 42, 0.22);
  --shadow-lg: 0 32px 64px -16px rgba(15, 23, 42, 0.34);

  /* Geometría */
  --r-xs: 8px;
  --r-sm: 10px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-pill: 999px;

  /* Escala de espaciado */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 20px;
  --sp-6: 24px;
  --sp-8: 32px;
  --sp-10: 40px;

  /* Layout */
  --sidebar-w: 248px;
  --sidebar-w-collapsed: 76px;
  --content-max: 1040px;

  /* Capas */
  --z-sidebar: 40;
  --z-dropdown: 120;
  --z-modal: 1000;

  /* Movimiento */
  --dur: 0.18s;
  --dur-lg: 0.28s;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);

  --font: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
    'Helvetica Neue', Arial, sans-serif;
  --font-num: 'Inter', ui-monospace, 'Segoe UI', system-ui, sans-serif;
}

/* Modo oscuro: automático por preferencia del sistema, o forzado con .theme-dark
   en <html>. Para tema claro forzado, usar .theme-light. */
@media (prefers-color-scheme: dark) {
  :root:not(.theme-light) {
    --brand: #818cf8;
    --brand-strong: #a5b4fc;
    --brand-contrast: #0b1120;
    --brand-soft: #1e293b;
    --accent: #22d3ee;

    --success: #34d399;
    --success-soft: rgba(16, 185, 129, 0.16);
    --danger: #fb7185;
    --danger-strong: #f43f5e;
    --danger-soft: rgba(244, 63, 94, 0.16);
    --warning: #fbbf24;
    --warning-soft: rgba(217, 119, 6, 0.2);
    --income: #34d399;
    --expense: #fb7185;

    --app-bg-1: #0b1120;
    --app-bg-2: #0f172a;
    --surface: #0f172a;
    --surface-2: #131f37;
    --surface-3: #182742;
    --surface-inset: #16223c;
    --border: #25334c;
    --border-strong: #35455f;

    --text: #e6edf6;
    --text-2: #aab6c8;
    --text-3: #8593a8;

    --side-bg-1: #090e1b;
    --side-bg-2: #0c1424;

    --ring: 0 0 0 3px rgba(129, 140, 248, 0.4);
    --ring-danger: 0 0 0 3px rgba(251, 113, 133, 0.35);
    --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.45);
    --shadow-md: 0 16px 34px -12px rgba(0, 0, 0, 0.6);
    --shadow-lg: 0 32px 64px -16px rgba(0, 0, 0, 0.72);
  }
}

:root.theme-dark {
  --brand: #818cf8;
  --brand-strong: #a5b4fc;
  --brand-contrast: #0b1120;
  --brand-soft: #1e293b;
  --accent: #22d3ee;

  --success: #34d399;
  --success-soft: rgba(16, 185, 129, 0.16);
  --danger: #fb7185;
  --danger-strong: #f43f5e;
  --danger-soft: rgba(244, 63, 94, 0.16);
  --warning: #fbbf24;
  --warning-soft: rgba(217, 119, 6, 0.2);
  --income: #34d399;
  --expense: #fb7185;

  --app-bg-1: #0b1120;
  --app-bg-2: #0f172a;
  --surface: #0f172a;
  --surface-2: #131f37;
  --surface-3: #182742;
  --surface-inset: #16223c;
  --border: #25334c;
  --border-strong: #35455f;

  --text: #e6edf6;
  --text-2: #aab6c8;
  --text-3: #8593a8;

  --side-bg-1: #090e1b;
  --side-bg-2: #0c1424;

  --ring: 0 0 0 3px rgba(129, 140, 248, 0.4);
  --ring-danger: 0 0 0 3px rgba(251, 113, 133, 0.35);
  --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.45);
  --shadow-md: 0 16px 34px -12px rgba(0, 0, 0, 0.6);
  --shadow-lg: 0 32px 64px -16px rgba(0, 0, 0, 0.72);
}

/* ----------------------------------------------------------------------------
   2. Reset y base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.55;
  color: var(--text);
  background: var(--app-bg-2);
  background: linear-gradient(150deg, var(--app-bg-1) 0%, var(--app-bg-2) 100%);
  background-attachment: fixed;
}

img {
  max-width: 100%;
  display: block;
}

h1,
h2,
h3,
h4 {
  color: var(--text);
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: -0.01em;
}

h1 {
  margin: 0 0 var(--sp-2);
  font-size: 1.6rem;
}

h2 {
  font-size: 1.25rem;
}

h3 {
  font-size: 1.05rem;
}

p {
  margin: 0 0 var(--sp-3);
}

a {
  color: var(--brand);
  text-decoration: none;
  font-weight: 500;
  border-radius: 4px;
}

a:hover {
  text-decoration: underline;
}

:focus-visible {
  outline: none;
  box-shadow: var(--ring);
}

::selection {
  background: color-mix(in srgb, var(--brand) 30%, transparent);
}

/* ----------------------------------------------------------------------------
   3. Layout general
   -------------------------------------------------------------------------- */
.app-layout {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  min-height: 100vh;
}

.content {
  padding: var(--sp-8);
  min-height: 100vh;
}

.container {
  width: 100%;
  max-width: var(--content-max);
  margin: 0 auto;
}

/* El calendario necesita más ancho para sus 7 columnas con texto. */
.container-wide {
  max-width: min(100%, 1400px);
}

/* Envoltorio de contenido de página (tarjeta translúcida opcional) */
.content > .container > h1:first-child {
  margin-bottom: var(--sp-5);
}

/* ----------------------------------------------------------------------------
   4. Sidebar
   -------------------------------------------------------------------------- */
.sidebar {
  position: sticky;
  top: 0;
  align-self: start;
  height: 100vh;
  overflow-y: auto;
  background: linear-gradient(200deg, var(--side-bg-2), var(--side-bg-1) 60%);
  color: var(--side-text);
  padding: var(--sp-5) var(--sp-4) var(--sp-6);
  border-right: 1px solid var(--side-border);
  transition: width var(--dur-lg) var(--ease);
  z-index: var(--z-sidebar);
  scrollbar-width: thin;
}

.sidebar h2 {
  margin: 0 0 var(--sp-4);
  padding: 0 var(--sp-2);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--side-text-dim);
}

.sidebar button#toggleSidebar {
  width: 100%;
  padding: var(--sp-2) var(--sp-3);
  background: rgba(148, 163, 184, 0.08);
  border: 1px solid var(--side-border);
  border-radius: var(--r-sm);
  color: var(--side-text);
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  margin-bottom: var(--sp-4);
  transition: background var(--dur) var(--ease);
}

.sidebar button#toggleSidebar:hover {
  background: var(--side-hover);
}

.sidebar ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sidebar ul li a {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-3);
  border-radius: var(--r-sm);
  color: var(--side-text);
  font-size: 0.94rem;
  font-weight: 500;
  text-decoration: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.sidebar ul li a i {
  font-size: 1.15rem;
  width: 1.4rem;
  text-align: center;
  flex-shrink: 0;
  color: var(--side-text-dim);
  transition: color var(--dur) var(--ease);
}

.sidebar ul li a:hover {
  background: var(--side-hover);
  color: #fff;
  text-decoration: none;
}

.sidebar ul li a:hover i {
  color: var(--side-text-active);
}

.sidebar ul li a.active {
  background: var(--side-active-bg);
  color: var(--side-text-active);
  box-shadow: inset 3px 0 0 0 var(--accent);
}

.sidebar ul li a.active i {
  color: var(--side-text-active);
}

.sidebar ul li a:focus-visible {
  box-shadow: 0 0 0 2px var(--side-bg-1), 0 0 0 4px var(--accent);
}

/* Selector de cuenta dentro del sidebar */
.account-selector-sidebar {
  margin: 0 0 var(--sp-5);
  padding: var(--sp-3);
  background: rgba(148, 163, 184, 0.1);
  border: 1px solid var(--side-border);
  border-radius: var(--r-md);
}

.account-selector-sidebar form {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.account-selector-sidebar label {
  margin: 0;
  color: var(--side-text-dim);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.account-selector-sidebar select {
  width: 100%;
  padding: var(--sp-2) var(--sp-3);
  border-radius: var(--r-sm);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text);
  font-size: 0.9rem;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.account-selector-sidebar select:hover {
  border-color: var(--brand);
}

.account-selector-sidebar select:focus-visible {
  border-color: var(--brand);
  box-shadow: var(--ring);
}

.account-selector-sidebar select:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Sidebar colapsada (escritorio) */
.sidebar.collapsed {
  width: var(--sidebar-w-collapsed);
}

.app-layout:has(.sidebar.collapsed) {
  grid-template-columns: var(--sidebar-w-collapsed) 1fr;
}

.sidebar.collapsed h2,
.sidebar.collapsed .account-selector-sidebar,
.sidebar.collapsed ul li a span {
  display: none;
}

.sidebar.collapsed ul li a {
  justify-content: center;
  padding: var(--sp-3) 0;
}

.sidebar.collapsed ul li a i {
  width: auto;
}

/* Legado: envoltorio del selector fuera del sidebar */
.account-selector-wrapper {
  margin-bottom: var(--sp-4);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.account-selector-wrapper label {
  margin: 0;
  font-weight: 600;
}

.account-selector-wrapper select {
  width: auto;
  padding: var(--sp-2) var(--sp-3);
  border-radius: var(--r-sm);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text);
}

/* ----------------------------------------------------------------------------
   5. Botones
   -------------------------------------------------------------------------- */
button,
.btn-primary,
.btn-secondary,
.btn-danger {
  --_bg: var(--brand);
  --_fg: var(--brand-contrast);
  --_bd: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: 10px 18px;
  font: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.2;
  border: 1px solid var(--_bd);
  border-radius: var(--r-sm);
  background: var(--_bg);
  color: var(--_fg);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease),
    transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

button:hover,
.btn-primary:hover,
.btn-secondary:hover,
.btn-danger:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
}

button:active,
.btn-primary:active,
.btn-secondary:active,
.btn-danger:active {
  transform: translateY(0);
  box-shadow: none;
}

button:focus-visible,
.btn-primary:focus-visible,
.btn-secondary:focus-visible,
.btn-danger:focus-visible {
  box-shadow: var(--ring);
}

button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn-primary,
button {
  --_bg: var(--brand);
  --_fg: var(--brand-contrast);
}

.btn-primary:hover,
button:hover {
  --_bg: var(--brand-strong);
}

.btn-secondary {
  --_bg: var(--surface);
  --_fg: var(--brand);
  --_bd: var(--border-strong);
}

.btn-secondary:hover {
  --_bg: var(--brand-soft);
  --_bd: var(--brand);
}

.btn-danger {
  --_bg: var(--danger);
  --_fg: #fff;
}

.btn-danger:hover {
  --_bg: var(--danger-strong);
}

.btn-danger:focus-visible {
  box-shadow: var(--ring-danger);
}

/* Fila de acciones sobre una lista/tabla */
.top-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-3);
  margin-bottom: var(--sp-5);
}

.top-actions > * {
  margin: 0;
}

.export-menu {
  display: inline-flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
}

.export-menu .btn-secondary {
  margin: 0;
}

/* ----------------------------------------------------------------------------
   6. Formularios
   -------------------------------------------------------------------------- */
form {
  margin: 0;
}

.field {
  margin-bottom: var(--sp-4);
}

label {
  display: block;
  margin-bottom: var(--sp-2);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-2);
}

.field label input[type='checkbox'] {
  margin-right: var(--sp-2);
}

input:not([type]),
input[type='text'],
input[type='email'],
input[type='password'],
input[type='number'],
input[type='date'],
input[type='search'],
textarea,
select {
  width: 100%;
  padding: 11px 13px;
  font: inherit;
  font-size: 0.95rem;
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-sm);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
    background var(--dur) var(--ease);
}

input::placeholder,
textarea::placeholder {
  color: var(--text-3);
}

input:hover,
textarea:hover,
select:hover {
  border-color: var(--brand);
}

input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: none;
  border-color: var(--brand);
  background: var(--surface);
  box-shadow: var(--ring);
}

input[type='checkbox'],
input[type='radio'] {
  width: auto;
  accent-color: var(--brand);
  vertical-align: middle;
}

select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--text-3) 50%),
    linear-gradient(135deg, var(--text-3) 50%, transparent 50%);
  background-position: calc(100% - 18px) calc(50% - 2px), calc(100% - 13px) calc(50% - 2px);
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 36px;
}

/* ----------------------------------------------------------------------------
   7. Superficies / tarjetas de página
   -------------------------------------------------------------------------- */
.profile-card,
.transaction-card,
.calendar-wrapper,
.transaction-list,
.dashboard-user {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-md);
  padding: var(--sp-6);
}

.transaction-list {
  margin-top: var(--sp-2);
}

.transaction-list h2,
.transaction-card h2,
.profile-card h2 {
  margin-top: 0;
}

.transaction-card {
  margin-top: var(--sp-4);
}

.transaction-card form {
  margin-top: var(--sp-4);
}

/* ----------------------------------------------------------------------------
   8. Dashboard
   -------------------------------------------------------------------------- */
.dashboard-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--sp-4);
  margin-bottom: var(--sp-6);
}

.card {
  position: relative;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--sp-5);
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.card::before {
  content: '';
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: var(--brand);
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.card h3 {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-3);
}

.card p {
  margin: var(--sp-2) 0 0;
  font-family: var(--font-num);
  font-size: 1.9rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  color: var(--text);
}

.card-income::before {
  background: var(--income);
}

.card-expense::before {
  background: var(--expense);
}

.card-balance::before {
  background: var(--accent);
}

.card-balance.positive {
  background: linear-gradient(180deg, var(--success-soft), var(--surface) 70%);
}

.card-balance.negative {
  background: linear-gradient(180deg, var(--danger-soft), var(--surface) 70%);
}

.dashboard-user p {
  margin: var(--sp-2) 0;
}

.dashboard-month-totals {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--sp-4);
  margin: var(--sp-5) 0;
}

.dashboard-status-sums {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: var(--sp-3);
  margin: var(--sp-5) 0;
}

.status-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--sp-4);
  box-shadow: var(--shadow-xs);
}

.status-card h4 {
  margin: 0 0 var(--sp-2);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-3);
}

.status-card p {
  margin: 0;
  font-family: var(--font-num);
  font-size: 1.15rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.dashboard-upcoming-lists {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--sp-4);
  margin-bottom: var(--sp-5);
}

.dashboard-upcoming-lists .upcoming-list {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--sp-5);
  box-shadow: var(--shadow-sm);
}

.dashboard-upcoming-lists .upcoming-list h3 {
  margin-top: 0;
}

.dashboard-upcoming-lists table {
  width: 100%;
  border-collapse: collapse;
  margin-top: var(--sp-3);
  font-size: 0.9rem;
}

.dashboard-upcoming-lists th,
.dashboard-upcoming-lists td {
  text-align: left;
  padding: var(--sp-2) var(--sp-2);
  border-bottom: 1px solid var(--border);
}

.dashboard-upcoming-lists th {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-3);
}

.dashboard-upcoming-lists tbody tr:last-child td {
  border-bottom: none;
}

.dashboard-upcoming-lists td:nth-child(3) {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

/* Gráficas del dashboard */
.dashboard-charts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--sp-4);
  margin-bottom: var(--sp-5);
}

.chart-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--sp-5);
}

.chart-card h3 {
  margin: 0 0 var(--sp-3);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-2);
}

.chart-box {
  position: relative;
  height: 300px;
}

.chart-empty {
  margin: 0;
  padding: var(--sp-8) 0;
  text-align: center;
  color: var(--text-3);
  font-size: 0.9rem;
}

/* Etiqueta de categoría en tablas */
.cat-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: var(--r-pill);
  background: var(--surface-3);
  border: 1px solid var(--border);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-2);
  white-space: nowrap;
}

.cat-badge i {
  font-size: 0.9rem;
}

.transfer-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: var(--r-pill);
  background: color-mix(in srgb, var(--accent) 18%, var(--surface));
  color: var(--accent);
  font-size: 0.72rem;
  vertical-align: middle;
}

.note-tag {
  color: var(--text-3);
  font-size: 0.8rem;
  vertical-align: middle;
  text-decoration: none;
}

a.note-tag:hover {
  color: var(--brand);
}

/* Chips de etiquetas libres (Fase 18b) */
.tag-chips {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-left: 4px;
  vertical-align: middle;
}

.tag-chip {
  display: inline-block;
  padding: 1px 7px;
  border-radius: var(--r-pill);
  background: var(--surface-3);
  border: 1px solid var(--border);
  font-size: 0.72rem;
  color: var(--text-2);
  text-decoration: none;
  white-space: nowrap;
}

.tag-chip:hover {
  color: var(--brand);
  border-color: var(--brand);
}

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

/* Reembolsos ligados a un gasto (listado de Gastos) */
.refund-lines {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
  margin-top: 4px;
  font-size: 0.78rem;
}

.refund-chip {
  background: var(--success-soft);
  border-color: var(--success);
  color: var(--success);
  cursor: pointer;
}

/* Estado de verificación del email (Fase 16) */
.verify-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-left: var(--sp-2);
  padding: 1px 8px;
  border-radius: var(--r-pill);
  font-size: 0.72rem;
  font-weight: 600;
  vertical-align: middle;
}

.verify-badge.ok {
  background: var(--success-soft);
  color: var(--success);
}

.verify-badge.pending {
  background: var(--warning-soft);
  color: var(--warning);
}

/* Página de respaldo sin conexión (PWA, Fase 19) */
.offline-page {
  max-width: 28rem;
  margin: 12vh auto;
  padding: 0 var(--sp-5);
  text-align: center;
  color: var(--text-2);
}

.offline-emoji {
  font-size: 3rem;
  margin: 0 0 var(--sp-3);
}

.offline-page h1 {
  margin: 0 0 var(--sp-3);
}

.offline-page .btn-primary {
  margin-top: var(--sp-4);
}

.receipt-current {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-3);
  margin: 0 0 var(--sp-2);
  font-size: 0.85rem;
}

/* Presupuestos */
.btn-sm {
  padding: 6px 12px;
  font-size: 0.85rem;
}

.muted {
  color: var(--text-3);
  font-size: 0.9rem;
}

.budgets-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--sp-5);
  margin-bottom: var(--sp-5);
}

.budgets-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  margin-bottom: var(--sp-4);
}

.budgets-head h3 {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-2);
}

.budget-row {
  display: grid;
  grid-template-columns: minmax(120px, 180px) 1fr minmax(140px, auto);
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-2) 0;
}

.budget-bar {
  height: 8px;
  border-radius: var(--r-pill);
  background: var(--surface-3);
  overflow: hidden;
}

.budget-fill {
  width: 0; /* el ancho real lo pone footer.js desde data-pct (evita style="" inline) */
  height: 100%;
  border-radius: var(--r-pill);
  background: var(--brand);
  transition: width var(--dur-lg) var(--ease);
}

.budget-fill.warn {
  background: var(--warning);
}

.budget-fill.over {
  background: var(--danger);
}

.budget-nums {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 0.82rem;
  color: var(--text-3);
  white-space: nowrap;
  text-align: right;
}

.budget-nums.over {
  color: var(--danger);
  font-weight: 600;
}

@media (max-width: 720px) {
  .budget-row {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .budget-nums {
    text-align: left;
  }
}

/* ----------------------------------------------------------------------------
   9. Tablas
   -------------------------------------------------------------------------- */
.expense-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: var(--sp-3);
  font-size: 0.92rem;
}

.expense-table th,
.expense-table td {
  padding: 11px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.expense-table thead th {
  position: sticky;
  top: 0;
  background: var(--surface-3);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-2);
  border-bottom: 1px solid var(--border-strong);
  z-index: 1;
}

.expense-table tbody tr {
  transition: background var(--dur) var(--ease);
}

.expense-table tbody tr:hover {
  background: var(--surface-2);
}

.expense-table tbody tr:last-child td {
  border-bottom: none;
}

/* Columna monto: números alineados */
.expense-table td:nth-child(3) {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

/* ----------------------------------------------------------------------------
   10. Badges de estado
   -------------------------------------------------------------------------- */
.status-finished,
.status-soon,
.status-normal,
.status-active,
.status-inactive {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: var(--r-pill);
  font-size: 0.78rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  white-space: nowrap;
}

.status-finished::before,
.status-soon::before,
.status-normal::before,
.status-active::before,
.status-inactive::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.status-active {
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 14%, var(--surface));
  border-color: color-mix(in srgb, var(--accent) 30%, transparent);
}

.status-inactive {
  color: var(--text-3);
  background: var(--surface-3);
  border-color: var(--border);
}

.status-finished {
  color: var(--success);
  background: var(--success-soft);
  border-color: color-mix(in srgb, var(--success) 30%, transparent);
}

.status-soon {
  color: var(--warning);
  background: var(--warning-soft);
  border-color: color-mix(in srgb, var(--warning) 35%, transparent);
}

.status-normal {
  color: var(--text-2);
  background: var(--surface-3);
  border-color: var(--border);
}

/* ----------------------------------------------------------------------------
   11. Desplegable de acciones (menú contextual)
   -------------------------------------------------------------------------- */
.actions-dropdown {
  position: relative;
  display: inline-block;
}

.actions-btn {
  --_bg: transparent;
  --_fg: var(--text-2);
  --_bd: transparent;
  width: 34px;
  height: 34px;
  padding: 0;
  font-size: 1.25rem;
  line-height: 1;
  border-radius: var(--r-sm);
}

.actions-btn:hover {
  --_bg: var(--surface-3);
  --_fg: var(--text);
  transform: none;
  box-shadow: none;
}

.actions-btn[aria-expanded='true'] {
  --_bg: var(--brand-soft);
  --_fg: var(--brand);
}

.actions-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  z-index: var(--z-dropdown);
  min-width: 168px;
  display: none;
  flex-direction: column;
  padding: 6px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-lg);
}

.actions-menu.show {
  display: flex;
  animation: menu-in var(--dur) var(--ease);
  transform-origin: top right;
}

@keyframes menu-in {
  from {
    opacity: 0;
    transform: translateY(-4px) scale(0.97);
  }
}

.actions-menu .inline-form {
  margin: 0;
}

.actions-menu button,
.actions-menu .inline-form button {
  --_bg: transparent;
  --_fg: var(--text-2);
  --_bd: transparent;
  width: 100%;
  justify-content: flex-start;
  padding: 9px 10px;
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--r-xs);
}

.actions-menu button:hover,
.actions-menu .inline-form button:hover {
  --_bg: var(--surface-3);
  --_fg: var(--text);
  transform: none;
  box-shadow: none;
}

.actions-menu button.delete-transaction {
  --_fg: var(--danger);
}

.actions-menu button.delete-transaction:hover {
  --_bg: var(--danger-soft);
  --_fg: var(--danger-strong);
}

.inline-form {
  margin: 0;
}

/* Aportar / retirar de un objetivo de ahorro (Fase 18) */
.goal-move {
  display: inline-flex;
  gap: var(--sp-2);
  align-items: center;
}

.goal-move input {
  width: 6.5rem;
}

/* ----------------------------------------------------------------------------
   12. Modales
   -------------------------------------------------------------------------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--sp-5);
  background: rgba(15, 23, 42, 0.55);
  -webkit-backdrop-filter: blur(3px);
  backdrop-filter: blur(3px);
}

.modal.show {
  display: flex;
  animation: overlay-in var(--dur) var(--ease);
}

@keyframes overlay-in {
  from {
    opacity: 0;
  }
}

.modal-content {
  position: relative;
  width: min(100%, 460px);
  max-height: min(90vh, 720px);
  overflow-y: auto;
  padding: var(--sp-6);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
  animation: modal-in var(--dur-lg) var(--ease);
}

@keyframes modal-in {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.97);
  }
}

.modal-content h3 {
  margin: 0 var(--sp-6) var(--sp-4) 0;
}

.modal-form {
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
}

.modal-form .field {
  margin-bottom: var(--sp-3);
}

.modal-form button[type='submit'] {
  margin-top: var(--sp-3);
  width: 100%;
}

/* Campo "Concepto/Descripción": es el campo principal del formulario */
.modal-form input[name='description'] {
  font-size: 1rem;
  font-weight: 600;
  padding: 13px 14px;
}

.modal-form input[name='description']::placeholder {
  font-weight: 400;
}

.close-btn {
  position: absolute;
  top: var(--sp-4);
  right: var(--sp-4);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  font-size: 1.4rem;
  line-height: 1;
  color: var(--text-3);
  background: transparent;
  border: 0;
  border-radius: var(--r-sm);
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.close-btn:hover {
  background: var(--surface-3);
  color: var(--text);
}

.close-btn:focus-visible {
  outline: none;
  box-shadow: var(--ring);
}

/* ----------------------------------------------------------------------------
   13. Calendario
   -------------------------------------------------------------------------- */
.calendar-wrapper {
  margin-top: var(--sp-2);
}

.calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  margin-bottom: var(--sp-4);
}

.calendar-header h2 {
  margin: 0;
  color: var(--brand);
  text-transform: capitalize;
}

.calendar-header button {
  width: 40px;
  height: 40px;
  padding: 0;
  font-size: 1.1rem;
}

.calendar-summary {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2) var(--sp-4);
  margin: var(--sp-3) 0 var(--sp-5);
  padding: var(--sp-3) var(--sp-4);
  background: var(--brand-soft);
  border: 1px solid color-mix(in srgb, var(--brand) 22%, transparent);
  border-radius: var(--r-md);
  font-weight: 600;
  font-size: 0.9rem;
}

.calendar-summary span {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
}

.calendar-summary span#summaryExpenses {
  color: var(--expense);
}

.calendar-summary span#summaryIncome {
  color: var(--income);
}

.calendar-summary span#summaryBalance {
  color: var(--accent);
}

.calendar-table {
  display: grid;
  /* minmax(0, 1fr): deja que las columnas se encojan por debajo del contenido
     (evita que una transacción larga desborde la rejilla y se salga del div). */
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 6px;
  width: 100%;
}

.calendar-table .cell {
  min-height: 92px;
  min-width: 0; /* permite encoger dentro de la rejilla */
  padding: 6px 7px;
  border-radius: var(--r-sm);
  background: var(--surface-2);
  border: 1px solid transparent;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  overflow: hidden; /* recorta cualquier resto que aún desborde la celda */
}

.calendar-table .cell.title {
  min-height: 0;
  padding: 6px 0;
  background: transparent;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-3);
  align-items: center;
  justify-content: center;
}

.calendar-table .cell.day {
  cursor: pointer;
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.calendar-table .cell.day:hover {
  transform: translateY(-2px);
  background: var(--brand-soft);
  border-color: color-mix(in srgb, var(--brand) 30%, transparent);
}

.calendar-table .cell.day.transaction-day {
  background: color-mix(in srgb, var(--accent) 12%, var(--surface));
  border-color: color-mix(in srgb, var(--accent) 35%, transparent);
}

.calendar-table .cell.day.active {
  border-color: var(--brand);
  box-shadow: inset 0 0 0 1px var(--brand);
}

.calendar-table .day-number {
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--text-2);
}

.calendar-table .cell.day.active .day-number {
  color: var(--brand);
}

.expense-details {
  display: flex;
  flex-direction: column;
  gap: 3px;
  width: 100%;
  min-width: 0;
  font-size: 0.68rem;
  line-height: 1.25;
}

.expense-item {
  /* El texto de la transacción manda: se ajusta a varias líneas y la celda
     crece con él (la fila entera iguala su alto). */
  white-space: normal;
  overflow-wrap: anywhere;
  word-break: break-word;
  padding: 2px 5px;
  border-radius: 5px;
  background: var(--danger-soft);
  color: var(--expense);
}

.expense-item.income-item {
  background: var(--success-soft);
  color: var(--income);
}

.expense-more {
  font-style: italic;
  color: var(--text-3);
  padding-left: 5px;
}

#scheduledDates {
  margin-top: var(--sp-3);
  padding-left: var(--sp-5);
  color: var(--text-2);
  font-size: 0.85rem;
}

/* ----------------------------------------------------------------------------
   14. Perfil / filas de datos
   -------------------------------------------------------------------------- */
.profile-card {
  margin-top: var(--sp-2);
}

.profile-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  margin-bottom: var(--sp-5);
}

.profile-header h2 {
  margin: 0;
}

.profile-details {
  display: grid;
  gap: var(--sp-2);
  margin-bottom: var(--sp-4);
}

.profile-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-4);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
}

.profile-row span {
  color: var(--text-3);
  font-size: 0.9rem;
}

.profile-row strong {
  color: var(--text);
  text-align: right;
}

.expense-detail-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--sp-4);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--sp-4);
}

.expense-detail-card h3 {
  margin: 0 0 var(--sp-2);
}

.expense-detail-card p {
  margin: var(--sp-1) 0;
}

/* ----------------------------------------------------------------------------
   15. Alertas
   -------------------------------------------------------------------------- */
.error,
.success {
  margin-bottom: var(--sp-4);
  padding: var(--sp-3) var(--sp-4);
  border-radius: var(--r-sm);
  border: 1px solid transparent;
  font-size: 0.9rem;
  font-weight: 500;
}

.error {
  color: var(--danger-strong);
  background: var(--danger-soft);
  border-color: color-mix(in srgb, var(--danger) 35%, transparent);
}

.success {
  color: var(--success);
  background: var(--success-soft);
  border-color: color-mix(in srgb, var(--success) 35%, transparent);
}

.error ul,
.success ul {
  margin: 0;
  padding-left: var(--sp-5);
}

/* ----------------------------------------------------------------------------
   16. Páginas de autenticación (login / registro / términos)
   -------------------------------------------------------------------------- */
.app-layout.auth-shell {
  grid-template-columns: 1fr;
  place-items: center;
  padding: var(--sp-6);
}

.auth-shell .sidebar {
  display: none;
}

.auth-shell .content {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  min-height: auto;
  width: 100%;
}

.auth-shell .container {
  max-width: 420px;
  padding: var(--sp-8);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
}

.auth-shell .container h1 {
  text-align: center;
  margin-bottom: var(--sp-6);
}

.auth-shell form button[type='submit'] {
  width: 100%;
  margin-top: var(--sp-2);
}

.auth-shell p {
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-2);
  margin: var(--sp-3) 0 0;
}

/* ----------------------------------------------------------------------------
   16b. Toasts / avisos flash
   -------------------------------------------------------------------------- */
.toast-container {
  position: fixed;
  top: var(--sp-4);
  right: var(--sp-4);
  z-index: calc(var(--z-modal) + 10);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  max-width: min(92vw, 360px);
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  padding: 12px 14px;
  border-radius: var(--r-md);
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 4px solid var(--text-3);
  box-shadow: var(--shadow-lg);
  font-size: 0.9rem;
  color: var(--text);
  animation: toast-in var(--dur-lg) var(--ease);
}

.toast.toast-out {
  animation: toast-out var(--dur) var(--ease) forwards;
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateX(16px);
  }
}

@keyframes toast-out {
  to {
    opacity: 0;
    transform: translateX(16px);
  }
}

.toast-success {
  border-left-color: var(--success);
}
.toast-error {
  border-left-color: var(--danger);
}
.toast-warning {
  border-left-color: var(--warning);
}
.toast-info {
  border-left-color: var(--brand);
}

.toast-msg {
  flex: 1;
}

.toast-close {
  --_bg: transparent;
  --_fg: var(--text-3);
  --_bd: transparent;
  padding: 0;
  width: 22px;
  height: 22px;
  font-size: 1.1rem;
  line-height: 1;
  flex-shrink: 0;
}

.toast-close:hover {
  --_bg: var(--surface-3);
  --_fg: var(--text);
  transform: none;
  box-shadow: none;
}

/* ----------------------------------------------------------------------------
   16c. Botón de tema en el sidebar
   -------------------------------------------------------------------------- */
.sidebar ul li .nav-btn {
  --_bg: transparent;
  --_fg: var(--side-text);
  --_bd: transparent;
  width: 100%;
  justify-content: flex-start;
  gap: var(--sp-3);
  padding: var(--sp-3);
  font-size: 0.94rem;
  font-weight: 500;
  border-radius: var(--r-sm);
}

.sidebar ul li .nav-btn:hover {
  --_bg: var(--side-hover);
  --_fg: #fff;
  transform: none;
  box-shadow: none;
}

.sidebar ul li .nav-btn i {
  font-size: 1.15rem;
  width: 1.4rem;
  text-align: center;
  color: var(--side-text-dim);
}

.sidebar.collapsed ul li .nav-btn span {
  display: none;
}

.sidebar.collapsed ul li .nav-btn {
  justify-content: center;
  padding: var(--sp-3) 0;
}

/* ----------------------------------------------------------------------------
   16d. Estados vacíos
   -------------------------------------------------------------------------- */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--sp-2);
  padding: var(--sp-10) var(--sp-4);
  color: var(--text-3);
}

.empty-state i {
  font-size: 2.6rem;
  color: var(--border-strong);
}

.empty-state h3 {
  margin: var(--sp-2) 0 0;
  color: var(--text-2);
  font-size: 1.05rem;
}

.empty-state p {
  margin: 0;
  max-width: 42ch;
  font-size: 0.9rem;
}

.empty-state .btn-primary,
.empty-state a.btn-primary {
  margin-top: var(--sp-3);
}

/* ----------------------------------------------------------------------------
   16e. Lista de movimientos del día (modal de calendario)
   -------------------------------------------------------------------------- */
.day-list {
  list-style: none;
  margin: 0 0 var(--sp-3);
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.day-list-item {
  display: flex;
  justify-content: space-between;
  gap: var(--sp-4);
  padding: 10px 12px;
  border-radius: var(--r-sm);
  background: var(--surface-2);
}

.day-list-amount {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  font-weight: 600;
}

.day-list-item.is-income .day-list-amount {
  color: var(--income);
}
.day-list-item.is-expense .day-list-amount {
  color: var(--expense);
}

.day-list-total {
  margin: 0;
  text-align: right;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.day-list-item {
  flex-wrap: wrap;
}

.day-list-item.is-skipped {
  opacity: 0.55;
}

.day-list-item.is-skipped .day-list-amount {
  text-decoration: line-through;
}

.day-actions {
  flex: 1 1 100%;
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-top: 6px;
}

.calendar-table .cell.day.has-skipped {
  border-color: var(--border-strong);
  border-style: dashed;
}

/* La "X" de los modales ahora es <button>: neutraliza el hover global de botón */
.close-btn:hover {
  transform: none;
  box-shadow: none;
}

/* ----------------------------------------------------------------------------
   16f. Barra de filtros (listados)
   -------------------------------------------------------------------------- */
.filters {
  margin: var(--sp-2) 0 var(--sp-4);
  padding: var(--sp-4);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
}

.filters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--sp-3);
}

.filters-grid input,
.filters-grid select {
  width: 100%;
}

.filters-date {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.8rem;
  color: var(--text-3);
}

.filters-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-top: var(--sp-3);
}

.list-summary {
  margin: 0 0 var(--sp-3);
  font-size: 0.85rem;
  color: var(--text-3);
  font-variant-numeric: tabular-nums;
}

/* ----------------------------------------------------------------------------
   16g. Marca, paginación, spinner, modal de confirmación
   -------------------------------------------------------------------------- */
.sidebar .brand {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  margin: 0 0 var(--sp-4);
  padding: 0 var(--sp-2);
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
}

.sidebar .brand i {
  font-size: 1.4rem;
  color: var(--accent);
}

.sidebar.collapsed .brand span {
  display: none;
}

/* Selector de idioma en el sidebar (Fase 20) */
.sidebar ul li.lang-switch {
  display: flex;
  gap: var(--sp-2);
  align-items: center;
  padding: var(--sp-2) var(--sp-3);
  font-size: 0.8rem;
  color: var(--text-3);
}

.sidebar ul li.lang-switch a {
  padding: 0;
  color: var(--text-3);
  text-decoration: none;
}

.sidebar ul li.lang-switch a.active {
  color: #fff;
  font-weight: 700;
}

.sidebar.collapsed ul li.lang-switch {
  display: none;
}

.brand-auth {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  margin-bottom: var(--sp-5);
  color: var(--brand);
  font-size: 1.05rem;
  font-weight: 700;
}

.brand-auth i {
  font-size: 1.5rem;
}

.pager {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--sp-3);
  margin-top: var(--sp-4);
}

.pager-info {
  font-size: 0.85rem;
  color: var(--text-3);
  font-variant-numeric: tabular-nums;
}

.is-disabled {
  opacity: 0.45;
  pointer-events: none;
}

.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--border-strong);
  border-top-color: var(--brand);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  vertical-align: middle;
}

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

.calendar-loading {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-4);
  color: var(--text-3);
  font-size: 0.9rem;
}

.confirm-box {
  width: min(100%, 420px);
}

.confirm-box .filters-actions {
  justify-content: flex-end;
  margin-top: var(--sp-4);
}

/* Medidor de fuerza de contraseña (Fase 15) */
.pw-meter {
  margin-top: var(--sp-2);
}

.pw-bar {
  height: 6px;
  border-radius: 999px;
  background: var(--border);
  overflow: hidden;
}

.pw-bar span {
  display: block;
  height: 100%;
  width: 0;
  background: var(--danger);
  transition:
    width 0.2s ease,
    background-color 0.2s ease;
}

.pw-meter[data-score='2'] .pw-bar span {
  background: var(--warning, #d98e00);
}

.pw-meter[data-score='3'] .pw-bar span,
.pw-meter[data-score='4'] .pw-bar span {
  background: var(--success, #1a9d5a);
}

.pw-hint {
  margin: var(--sp-1) 0 0;
  font-size: 0.82rem;
  color: var(--text-3);
}

/* ----------------------------------------------------------------------------
   17. Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 900px) {
  .app-layout,
  .app-layout:has(.sidebar.collapsed) {
    grid-template-columns: 1fr;
  }

  .sidebar,
  .sidebar.collapsed {
    position: sticky;
    top: 0;
    width: 100%;
    height: auto;
    overflow: visible;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--sp-2) var(--sp-3);
    padding: var(--sp-3) var(--sp-4);
    border-right: none;
    border-bottom: 1px solid var(--side-border);
  }

  .sidebar h2,
  .sidebar .brand {
    margin: 0;
    flex: 0 0 auto;
    font-size: 0.95rem;
  }

  .sidebar button#toggleSidebar {
    display: none;
  }

  .sidebar .account-selector-sidebar,
  .sidebar.collapsed .account-selector-sidebar {
    display: block;
    order: 3;
    flex: 1 1 100%;
    margin: 0;
  }

  .sidebar ul,
  .sidebar.collapsed ul {
    order: 4;
    flex: 1 1 100%;
    flex-direction: row;
    gap: 4px;
    overflow-x: auto;
    padding-bottom: 4px;
    scrollbar-width: thin;
  }

  .sidebar ul li a,
  .sidebar.collapsed ul li a,
  .sidebar ul li .nav-btn,
  .sidebar.collapsed ul li .nav-btn {
    flex-direction: column;
    gap: 3px;
    padding: var(--sp-2) var(--sp-3);
    font-size: 0.68rem;
    white-space: nowrap;
  }

  .sidebar ul li a span,
  .sidebar.collapsed ul li a span,
  .sidebar.collapsed ul li .nav-btn span {
    display: inline;
  }

  .sidebar ul li a.active {
    box-shadow: inset 0 -3px 0 0 var(--accent);
  }

  .content {
    padding: var(--sp-5) var(--sp-4);
  }

  .profile-card,
  .transaction-card,
  .calendar-wrapper,
  .transaction-list {
    padding: var(--sp-4);
  }
}

@media (max-width: 720px) {
  body {
    font-size: 14px;
  }

  .card p {
    font-size: 1.6rem;
  }

  /* Tablas -> tarjetas en móvil (cada fila una tarjeta, etiqueta por celda) */
  .expense-table thead {
    display: none;
  }

  .expense-table,
  .expense-table tbody,
  .expense-table tr,
  .expense-table td {
    display: block;
    width: 100%;
  }

  .expense-table tr {
    margin-bottom: var(--sp-3);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    background: var(--surface);
    overflow: hidden;
  }

  .expense-table td {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--sp-4);
    padding: 10px 14px;
    border: none;
    border-bottom: 1px solid var(--border);
    text-align: right;
  }

  .expense-table td:last-child {
    border-bottom: none;
  }

  .expense-table td::before {
    content: attr(data-label);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--text-3);
    text-align: left;
  }

  .expense-table td:not([data-label])::before {
    content: '';
  }

  .expense-table td .actions-dropdown {
    margin-left: auto;
  }

  /* El menú de acciones pasa a hoja inferior fija */
  .actions-menu.show {
    position: fixed;
    inset: auto var(--sp-4) var(--sp-4) var(--sp-4);
    top: auto;
    min-width: 0;
    border-radius: var(--r-lg);
    animation: sheet-in var(--dur-lg) var(--ease);
  }

  .actions-menu.show button,
  .actions-menu.show .inline-form button {
    padding: 13px 12px;
    font-size: 1rem;
  }

  @keyframes sheet-in {
    from {
      opacity: 0;
      transform: translateY(16px);
    }
  }

  .modal {
    align-items: flex-end;
    padding: 0;
  }

  .modal-content {
    width: 100%;
    max-height: 88vh;
    border-radius: var(--r-lg) var(--r-lg) 0 0;
  }

  /* Calendario compacto en móvil: 7 columnas estrechas, texto más pequeño. */
  .calendar-table {
    gap: 3px;
  }
  .calendar-table .cell {
    min-height: 62px;
    padding: 4px;
    gap: 2px;
  }
  .expense-details {
    font-size: 0.6rem;
  }
  .expense-item {
    padding: 1px 3px;
  }
}

/* ----------------------------------------------------------------------------
   18. Preferencias de movimiento reducido
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

  .card:hover,
  button:hover,
  .btn-primary:hover,
  .btn-secondary:hover,
  .btn-danger:hover,
  .calendar-table .cell.day:hover {
    transform: none;
  }
}
