/* ============================================================
   LingualCoffe — tema café para la red social
   Sobrescribe el look de Bootstrap/admin con la paleta de la app
   principal y añade soporte de modo oscuro (clase .dark en <html>).
   ============================================================ */

:root {
  --lc-50: #faf6f1;
  --lc-100: #f0e6d9;
  --lc-200: #e2cfb6;
  --lc-300: #d4b896;
  --lc-400: #bf9a6f;
  --lc-500: #a67c52;
  --lc-600: #886440;
  --lc-700: #6f4e2e;
  --lc-800: #54381f;
  --lc-900: #3d2817;
  --lc-950: #241710;

  /* Tokens semánticos (modo claro) */
  --lc-bg: var(--lc-50);
  --lc-surface: #ffffff;
  --lc-border: var(--lc-100);
  --lc-text: var(--lc-900);
  --lc-muted: var(--lc-700);
  --lc-subtle: var(--lc-500);
  --lc-accent: var(--lc-700);
  --lc-accent-text: #ffffff;
  --lc-sidebar: #ffffff;
}

html.dark {
  --lc-bg: var(--lc-950);
  --lc-surface: var(--lc-900);
  --lc-border: var(--lc-700);
  --lc-text: var(--lc-50);
  --lc-muted: var(--lc-200);
  --lc-subtle: var(--lc-400);
  --lc-accent: var(--lc-500);
  --lc-accent-text: var(--lc-950);
  --lc-sidebar: var(--lc-900);
}

/* ---------- Base ---------- */
body {
  background-color: var(--lc-bg) !important;
  color: var(--lc-text) !important;
  transition: background-color 0.2s ease, color 0.2s ease;
}

a {
  color: var(--lc-accent);
}
a:hover {
  color: var(--lc-500);
}

/* ---------- Cabecera ---------- */
.app-header {
  background-color: var(--lc-accent) !important;
  border-bottom: 1px solid var(--lc-border) !important;
}
.app-header__logo,
.app-nav__item {
  color: var(--lc-accent-text) !important;
}
.app-nav__item:hover {
  background-color: rgba(0, 0, 0, 0.12) !important;
}
.app-search__input {
  background-color: rgba(255, 255, 255, 0.15);
  border: none;
  border-radius: 999px;
  color: #fff;
  padding: 6px 14px;
}
.app-search__input::placeholder {
  color: rgba(255, 255, 255, 0.75);
}
.app-search__button {
  color: #fff;
  background: transparent;
  border: none;
}

/* ---------- Barra lateral ---------- */
.app-sidebar {
  background-color: var(--lc-sidebar) !important;
  border-right: 1px solid var(--lc-border);
}
.app-sidebar__user {
  border-bottom: 1px solid var(--lc-border);
}
.app-sidebar__user-name {
  color: var(--lc-text) !important;
  font-weight: 600;
}
.app-sidebar__user-designation {
  color: var(--lc-subtle) !important;
}
.app-sidebar__user-avatar {
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--lc-300);
}
.app-menu__item {
  color: var(--lc-muted) !important;
  border-left-color: transparent !important;
}
.app-menu__item:hover,
.app-menu__item.active {
  background-color: var(--lc-100) !important;
  color: var(--lc-900) !important;
  border-left-color: var(--lc-accent) !important;
}
html.dark .app-menu__item:hover,
html.dark .app-menu__item.active {
  background-color: var(--lc-800) !important;
  color: var(--lc-50) !important;
}
.treeview-item {
  color: var(--lc-muted) !important;
}
.treeview-item:hover {
  color: var(--lc-accent) !important;
  background-color: transparent !important;
}
.treeview-menu {
  background-color: transparent !important;
}

/* ---------- Contenido / tarjetas ---------- */
.app-content,
.app-title {
  color: var(--lc-text);
}
.app-title {
  border-bottom: 1px solid var(--lc-border);
}
.tile,
.card,
.panel,
.widget-small {
  background-color: var(--lc-surface) !important;
  color: var(--lc-text) !important;
  border: 1px solid var(--lc-border) !important;
  border-radius: 12px !important;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}
.tile-title,
.card-title {
  color: var(--lc-text) !important;
}

/* ---------- Botones ---------- */
.btn-primary,
.btn-info,
.btn-success {
  background-color: var(--lc-accent) !important;
  border-color: var(--lc-accent) !important;
  color: var(--lc-accent-text) !important;
  border-radius: 8px !important;
  font-weight: 600;
}
.btn-primary:hover,
.btn-info:hover,
.btn-success:hover {
  background-color: var(--lc-900) !important;
  border-color: var(--lc-900) !important;
}
html.dark .btn-primary:hover,
html.dark .btn-info:hover,
html.dark .btn-success:hover {
  background-color: var(--lc-300) !important;
  border-color: var(--lc-300) !important;
}
.btn-secondary,
.btn-default {
  background-color: transparent !important;
  border: 1px solid var(--lc-300) !important;
  color: var(--lc-muted) !important;
  border-radius: 8px !important;
}
html.dark .btn-secondary,
html.dark .btn-default {
  border-color: var(--lc-700) !important;
  color: var(--lc-100) !important;
}

/* ---------- Formularios ---------- */
.form-control,
input[type='text'],
input[type='email'],
input[type='password'],
textarea,
select {
  background-color: var(--lc-surface) !important;
  border: 1px solid var(--lc-300) !important;
  color: var(--lc-text) !important;
  border-radius: 8px !important;
}
html.dark .form-control,
html.dark input[type='text'],
html.dark input[type='email'],
html.dark input[type='password'],
html.dark textarea,
html.dark select {
  border-color: var(--lc-700) !important;
}
.form-control:focus {
  border-color: var(--lc-500) !important;
  box-shadow: none !important;
}

/* ---------- Tablas y listas ---------- */
.table {
  color: var(--lc-text) !important;
}
.table thead th {
  border-bottom: 2px solid var(--lc-border) !important;
  color: var(--lc-muted) !important;
}
.table td,
.table th {
  border-top: 1px solid var(--lc-border) !important;
}
.list-group-item {
  background-color: var(--lc-surface) !important;
  border-color: var(--lc-border) !important;
  color: var(--lc-text) !important;
}
.dropdown-menu {
  background-color: var(--lc-surface) !important;
  border: 1px solid var(--lc-border) !important;
}
.dropdown-item {
  color: var(--lc-text) !important;
}
.dropdown-item:hover {
  background-color: var(--lc-100) !important;
}
html.dark .dropdown-item:hover {
  background-color: var(--lc-800) !important;
}

/* ---------- Barra superior de LingualCoffe ---------- */
.lc-topbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  background: var(--lc-surface);
  border-bottom: 1px solid var(--lc-border);
  font-size: 14px;
}
.lc-topbar__back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--lc-accent) !important;
  font-weight: 600;
  text-decoration: none;
}
.lc-topbar__back:hover {
  text-decoration: underline;
}
.lc-topbar__spacer {
  margin-left: auto;
}
.lc-theme-toggle {
  border: 1px solid var(--lc-300);
  background: transparent;
  border-radius: 999px;
  padding: 4px 10px;
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  color: var(--lc-text);
}
html.dark .lc-theme-toggle {
  border-color: var(--lc-700);
}
.lc-theme-toggle:hover {
  background: var(--lc-100);
}
html.dark .lc-theme-toggle:hover {
  background: var(--lc-800);
}

/* ---------- Login / Registro ---------- */
.material-half-bg .cover {
  background: linear-gradient(135deg, var(--lc-700), var(--lc-900)) !important;
}
html.dark .material-half-bg .cover {
  background: linear-gradient(135deg, var(--lc-800), var(--lc-950)) !important;
}
.login-content .logo h1 {
  color: #ffffff !important;
  font-weight: 700;
}
.login-box {
  background: var(--lc-surface) !important;
  border: 1px solid var(--lc-border) !important;
  border-radius: 14px !important;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}
.login-head,
.login-form label,
.login-box a {
  color: var(--lc-text) !important;
}
.login-box a {
  color: var(--lc-accent) !important;
}

/* Botón "Continuar con Google": sobrescribe el color de enlace de .login-box a
   y da más altura a la tarjeta para que no se recorte ni se solape. */
.login-content .login-box {
  min-height: 560px;
}
.login-content .login-box .btn-google,
.login-content .login-box a.btn-google {
  display: block;
  margin-top: 12px;
  background: #db4437 !important;
  border-color: #c23321 !important;
  color: #ffffff !important;
}
.login-content .login-box a.btn-google:hover {
  background: #c23321 !important;
}

/* Avatar con iniciales cuando no hay foto */
.lc-avatar-fallback {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--lc-300);
  color: var(--lc-900);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 20px;
}
html.dark .lc-avatar-fallback {
  background: var(--lc-700);
  color: var(--lc-50);
}
