/* ============================
   1. VARIABLES BASE (MODO CLARO)
   ============================ */

:root {
  /* Paleta principal */
  --bg-main: #f5f7fa;
  --bg-secondary: #ffffff;
  --bg-elevated: #ffffff;

  --text-main: #111827;
  --text-muted: #6b7280;

  --card-bg: #ffffff;
  --card-border-color: #e5e7eb;

  --border-color: #e5e7eb;

  --primary-color: #0d6efd;
  --primary-color-hover: #0b5ed7;

  /* Estados */
  --success-color: #10b981;
  --danger-color: #ef4444;
  --warning-color: #fbbf24;
  --info-color: #3b82f6;

  /* Inputs */
  --input-bg: #ffffff;
  --input-text: #111827;
  --input-border: #e5e7eb;
  --input-placeholder: #6b7280;

  /* Navbar / Header */
  --navbar-bg: #ffffff;
  --navbar-text: #111827;
  --navbar-border: #e5e7eb;

  /* Modals */
  --modal-bg: #ffffff;
  --modal-header-bg: #f9fafb;
  --modal-footer-bg: #f9fafb;

  /* Tablas */
  --table-bg: #ffffff;
  --table-header-bg: #f9fafb;
  --table-border-color: #e5e7eb;
  --table-striped-bg: #f3f4f6;
  --table-hover-bg: #f9fafb;

  /* Sombras / efectos */
  --shadow-soft: 0 1px 3px rgba(0, 0, 0, 0.1);

  /* Transición opcional */
  --theme-transition-duration: 0.25s;
}

/* ============================
   2. VARIABLES MODO OSCURO
   ============================ */

[data-theme="dark"] {
  --bg-main: #0f172a;
  --bg-secondary: #111827;
  --bg-elevated: #020617;

  --text-main: #e5e7eb;
  --text-muted: #9ca3af;

  --card-bg: #020617;
  --card-border-color: #1e293b;

  --border-color: #1e293b;

  --primary-color: #38bdf8;
  --primary-color-hover: #0ea5e9;

  --success-color: #22c55e;
  --danger-color: #f97316;
  --warning-color: #facc15;
  --info-color: #60a5fa;

  --input-bg: #020617;
  --input-text: #e5e7eb;
  --input-border: #1e293b;
  --input-placeholder: #64748b;

  --navbar-bg: #020617;
  --navbar-text: #e5e7eb;
  --navbar-border: #1e293b;

  --modal-bg: #020617;
  --modal-header-bg: #020617;
  --modal-footer-bg: #020617;

  --table-bg: #020617;
  --table-header-bg: #020617;
  --table-border-color: #1e293b;
  --table-striped-bg: #0b1120;
  --table-hover-bg: #020617;

  --shadow-soft: 0 10px 25px rgba(15, 23, 42, 0.9);
}

/* ============================
   3. TRANSICIÓN SUAVE (OPCIONAL)
   ============================ */

html,
body,
body * {
  transition:
    background-color var(--theme-transition-duration) ease,
    color var(--theme-transition-duration) ease,
    border-color var(--theme-transition-duration) ease,
    box-shadow var(--theme-transition-duration) ease;
}

/* ============================
   4. APLICACIÓN GLOBAL + BOOTSTRAP
   ============================ */

html,
body {
  background-color: var(--bg-main) !important;
  color: var(--text-main) !important;
}

body {
  --bs-body-bg: var(--bg-main);
  --bs-body-color: var(--text-main);
}

/* Navbar genérica (extra a header-premium) */
.navbar {
  background-color: var(--navbar-bg) !important;
  color: var(--navbar-text) !important;
  border-bottom: 1px solid var(--navbar-border);
  box-shadow: var(--shadow-soft);
}

.navbar .navbar-brand,
.navbar .nav-link,
.navbar .navbar-text {
  color: var(--navbar-text) !important;
}

.navbar .nav-link.active,
.navbar .nav-link:hover,
.navbar .navbar-brand:hover {
  color: var(--primary-color) !important;
}

/* Adaptar header premium a las variables de tema */
#header.header-premium {
  background-color: var(--navbar-bg);
  border-bottom: 1px solid var(--navbar-border);
  box-shadow: var(--shadow-soft);
}

.header-premium__brand-text,
.header-premium__user-name,
.header-premium__user-role,
.header-premium__user-header-name,
.header-premium__user-header-role {
  color: var(--navbar-text);
}

.header-premium__navigation .menu-link {
  color: var(--navbar-text);
}

.header-premium__navigation .menu-item.active > .menu-link {
  color: var(--primary-color);
}

/* Cards Bootstrap */
.card {
  background-color: var(--card-bg) !important;
  color: var(--text-main) !important;
  border-color: var(--card-border-color) !important;
  box-shadow: var(--shadow-soft);
}

.card-header,
.card-footer {
  background-color: var(--bg-secondary) !important;
  border-color: var(--card-border-color) !important;
}

/* Modals Bootstrap */
.modal-content {
  background-color: var(--modal-bg) !important;
  color: var(--text-main) !important;
  border-color: var(--border-color) !important;
  box-shadow: var(--shadow-soft);
}

.modal-header {
  background-color: var(--modal-header-bg) !important;
  border-bottom: 1px solid var(--border-color) !important;
}

.modal-footer {
  background-color: var(--modal-footer-bg) !important;
  border-top: 1px solid var(--border-color) !important;
}

/* Tablas Bootstrap */
.table {
  --bs-table-bg: transparent;
  --bs-table-color: var(--text-main);
  --bs-table-border-color: var(--table-border-color);
  color: var(--text-main);
  background-color: var(--table-bg);
}

.table thead th {
  background-color: var(--table-header-bg);
  color: var(--text-main);
  border-bottom-color: var(--table-border-color);
}

.table tbody tr {
  border-color: var(--table-border-color);
}

.table-striped tbody tr:nth-of-type(odd) {
  background-color: var(--table-striped-bg);
}

.table-hover tbody tr:hover {
  background-color: var(--table-hover-bg);
}

/* Inputs genéricos y Bootstrap */
.form-control,
.form-select,
textarea,
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="search"],
input[type="date"],
input[type="time"],
input[type="datetime-local"],
input[type="tel"],
input[type="url"] {
  background-color: var(--input-bg) !important;
  color: var(--input-text) !important;
  border-color: var(--input-border) !important;
}

.form-control::placeholder,
input::placeholder,
textarea::placeholder {
  color: var(--input-placeholder) !important;
}

.form-control:focus,
.form-select:focus,
textarea:focus,
input:focus {
  border-color: var(--primary-color) !important;
  box-shadow: 0 0 0 0.15rem rgba(56, 189, 248, 0.35);
}

/* Botones principales */
.btn-primary {
  background-color: var(--primary-color) !important;
  border-color: var(--primary-color) !important;
  color: #fff !important;
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--primary-color-hover) !important;
  border-color: var(--primary-color-hover) !important;
}

/* Textos */
.text-muted {
  color: var(--text-muted) !important;
}

/* Botón toggle tema (estilo base) */
.theme-toggle-btn {
  border: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
  color: var(--text-main);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.8rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
  white-space: nowrap;
}

.theme-toggle-btn:hover {
  background-color: var(--table-hover-bg);
}

.theme-toggle-icon {
  font-size: 1rem;
}