/* Reset, tipografía, componentes base — Etapa A: fundación visual 2026 */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: var(--lh-base);
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  background: var(--bg-app);
  transition:
    background-color var(--transition-theme),
    color var(--transition-theme);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Jerarquía tipográfica (elementos semánticos; no altera IDs/clases JS) */
h1, h2, h3, h4 {
  color: var(--text-primary);
  line-height: var(--lh-tight);
  letter-spacing: -0.02em;
  font-weight: var(--fw-bold);
}

h1 { font-size: var(--fs-xl); }
h2 { font-size: var(--fs-lg); font-weight: var(--fw-semibold); }
h3 { font-size: var(--fs-md); font-weight: var(--fw-semibold); }
h4 { font-size: var(--fs-base); font-weight: var(--fw-semibold); }

p {
  color: inherit;
}

small,
.text-muted-sm {
  font-size: var(--fs-sm);
  color: var(--text-muted);
  line-height: 1.45;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

button:disabled,
.btn:disabled,
.btn[disabled],
.filter-chip:disabled {
  cursor: not-allowed;
  opacity: 0.5;
  pointer-events: none;
  transform: none !important;
  box-shadow: none !important;
  filter: none !important;
}

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

/* ——— Botones ——— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 44px;
  padding: 0 var(--space-5);
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font-weight: var(--fw-semibold);
  font-size: var(--fs-sm);
  letter-spacing: -0.01em;
  line-height: 1;
  white-space: nowrap;
  transition:
    background-color var(--transition-ui),
    color var(--transition-ui),
    border-color var(--transition-ui),
    box-shadow var(--transition-ui),
    transform var(--transition-fast),
    filter var(--transition-fast),
    opacity var(--transition-ui);
}

.btn:hover {
  transform: none;
}

.btn:active {
  transform: scale(0.985);
}

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

.btn-primary {
  background: var(--color-primary, var(--accent-blue));
  color: var(--color-text-inverse, #fff);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: var(--color-primary-hover, var(--accent-blue-hover));
  filter: none;
  box-shadow: var(--shadow-md);
}

.btn-primary:active {
  background: var(--color-primary-active, var(--accent-blue-hover));
  filter: none;
}

.btn-secondary {
  background: var(--color-surface, var(--bg-card));
  color: var(--color-text, var(--text-primary));
  border-color: var(--color-border-strong, var(--border-strong));
  box-shadow: none;
}

.btn-secondary:hover {
  background: var(--color-surface-subtle, var(--bg-input));
  color: var(--color-text, var(--text-primary));
}

.btn-tertiary {
  background: var(--color-primary-soft, var(--accent-blue-soft));
  color: var(--color-primary, var(--accent-blue));
  border-color: transparent;
}

.btn-tertiary:hover {
  filter: brightness(0.97);
  color: var(--color-primary-hover, var(--accent-blue-hover));
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border-color: transparent;
}

.btn-ghost:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.btn-ghost:active {
  background: var(--bg-hover);
}

/* ——— Cards ——— */
.card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
  transition:
    background-color var(--transition-theme),
    border-color var(--transition-theme),
    box-shadow var(--transition-ui);
}

/* ——— Badges ——— */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.01em;
  line-height: 1.4;
  border: 1px solid transparent;
}

.badge--lime {
  background: rgba(184, 240, 0, 0.16);
  color: #5a7a00;
  border-color: rgba(184, 240, 0, 0.28);
}

[data-theme="dark"] .badge--lime {
  color: var(--accent-lime);
  background: rgba(184, 240, 0, 0.12);
}

.badge--blue {
  background: var(--accent-blue-soft);
  color: var(--accent-blue);
  border-color: rgba(29, 117, 255, 0.2);
}

.badge--amber {
  background: rgba(245, 158, 11, 0.14);
  color: #b45309;
  border-color: rgba(245, 158, 11, 0.22);
}

[data-theme="dark"] .badge--amber {
  color: #fbbf24;
}

.badge--slate {
  background: rgba(100, 116, 139, 0.14);
  color: #475569;
  border-color: rgba(100, 116, 139, 0.2);
}

[data-theme="dark"] .badge--slate {
  color: #94a3b8;
  background: rgba(148, 163, 184, 0.12);
}

/* ——— Búsqueda ——— */
.search-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 0 16px;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition:
    border-color var(--transition-ui),
    box-shadow var(--transition-ui),
    background-color var(--transition-theme);
}

.search-bar:hover {
  border-color: var(--border-strong);
}

.search-bar:focus-within {
  border-color: var(--accent-blue);
  background: var(--bg-card);
  box-shadow: var(--focus-ring);
}

.search-bar input {
  flex: 1;
  border: none;
  background: transparent;
  outline: none;
  min-width: 0;
  font-size: var(--fs-sm);
  letter-spacing: -0.01em;
}

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

.search-bar svg {
  flex-shrink: 0;
  color: var(--text-muted);
  width: 18px;
  height: 18px;
  opacity: 0.85;
  transition: color var(--transition-ui), opacity var(--transition-ui);
}

.search-bar:focus-within svg {
  color: var(--accent-blue);
  opacity: 1;
}

/* ——— Filter chips ——— */
.filter-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.filter-chip {
  min-height: 36px;
  padding: 0 14px;
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--text-muted);
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  transition:
    color var(--transition-ui),
    background-color var(--transition-ui),
    border-color var(--transition-ui),
    box-shadow var(--transition-ui),
    transform var(--transition-fast);
}

.filter-chip:hover {
  color: var(--text-primary);
  border-color: var(--border-strong);
  background: var(--bg-card);
}

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

.filter-chip--active {
  background: var(--accent-blue-soft);
  color: var(--accent-blue);
  border-color: rgba(29, 117, 255, 0.35);
  box-shadow: none;
  font-weight: var(--fw-semibold);
}

[data-theme="light"] .filter-chip--active {
  background: var(--accent-blue-soft);
  color: var(--accent-blue);
}

[data-theme="dark"] .filter-chip--active {
  background: var(--accent-blue-soft);
  color: #7eb3ff;
}

/* ——— Theme toggle ——— */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  color: var(--text-muted);
  border: 1px solid transparent;
  transition:
    background-color var(--transition-ui),
    color var(--transition-ui),
    border-color var(--transition-ui);
}

.theme-toggle:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-subtle);
}

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

.theme-toggle svg {
  width: 20px;
  height: 20px;
}

.theme-toggle .icon-sun,
.theme-toggle .icon-moon {
  width: 20px;
  height: 20px;
}

/* ——— Formularios ——— */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--text-label);
  letter-spacing: -0.01em;
}

.form-group input,
.form-group select,
.form-group textarea {
  min-height: 44px;
  padding: 0 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  background: var(--bg-input);
  width: 100%;
  transition:
    border-color var(--transition-ui),
    box-shadow var(--transition-ui),
    background-color var(--transition-theme);
}

.form-group textarea {
  min-height: 88px;
  padding: 12px 14px;
  resize: vertical;
  line-height: var(--lh-base);
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%235f6b7a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.form-group input:hover,
.form-group select:hover,
.form-group textarea:hover {
  border-color: var(--border-strong);
}

.form-group input:focus-visible,
.form-group select:focus-visible,
.form-group textarea:focus-visible {
  outline: none;
  border-color: var(--color-focus, var(--accent-blue));
  background: var(--bg-card);
  box-shadow: var(--focus-ring);
}

.form-group input:focus:not(:focus-visible),
.form-group select:focus:not(:focus-visible),
.form-group textarea:focus:not(:focus-visible) {
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-aux);
}

.form-group input:disabled,
.form-group select:disabled,
.form-group textarea:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  background: var(--bg-input);
}

.form-group input[type="checkbox"],
.form-group input[type="radio"] {
  width: auto;
  min-height: 0;
  padding: 0;
  accent-color: var(--accent-blue);
  box-shadow: none;
}

.form-error,
.field-error {
  font-size: var(--fs-xs);
  color: var(--accent-danger);
  line-height: 1.4;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 991px) {
  .hide-mobile {
    display: none !important;
  }
}

/* Accesibilidad: reducir movimiento */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .btn:hover,
  .btn:active {
    transform: none;
  }
}

/* ============================================================
   FASE H — Pulido global (inconsistencias / a11y / responsive)
   ============================================================ */

.btn-sm {
  min-height: var(--btn-height-sm, 36px);
  padding: 0 12px;
  font-size: var(--fs-sm);
  border-radius: var(--radius-md);
  font-weight: var(--fw-semibold);
}

.btn-danger {
  background: var(--color-danger, var(--accent-danger));
  color: var(--color-text-inverse, #fff);
  border-color: var(--color-danger, var(--accent-danger));
  box-shadow: none;
}

.btn-danger:hover {
  filter: brightness(0.95);
  background: var(--color-danger, var(--accent-danger));
  color: var(--color-text-inverse, #fff);
}

.btn-danger-text {
  color: var(--accent-danger);
}

.btn-danger-text:hover {
  background: rgba(239, 68, 68, 0.1);
  color: var(--accent-danger);
}

.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  max-width: 100%;
}

.data-table td.is-num,
.data-table td.num,
.data-table .col-money,
.data-table .col-num {
  font-variant-numeric: tabular-nums;
  text-align: right;
  white-space: nowrap;
}

.empty-state {
  padding: var(--space-8) var(--space-4);
  text-align: center;
  color: var(--text-muted);
  font-size: var(--fs-sm);
  line-height: 1.45;
}

/* FASE98A: no anular outline sin reemplazo — ver components.css :focus-visible */
button:focus-visible:not(.btn):not(.filter-chip):not(.theme-toggle):not(.sidebar__link):not(.ui-icon-button):not(.modal-close):not(.toast__dismiss) {
  outline: none;
  box-shadow: var(--focus-ring);
}

@media (max-width: 480px) {
  .btn {
    min-height: 42px;
  }

  .form-group input,
  .form-group select,
  .form-group textarea {
    font-size: 16px; /* evita zoom iOS */
  }
}