/* ==========================================================================
   Mesa de Ayuda - Estilos base
   Paleta formal/corporativa. Las variables siguen lo definido en el readme.md.
   ========================================================================== */

:root {
  /* Colores de marca */
  --color-primary: #1B4F72;
  --color-primary-dark: #154360;
  --color-secondary: #2E86C1;

  /* Neutros */
  --color-bg: #F4F6F9;
  --color-surface: #FFFFFF;
  --color-border: #DDE2E8;
  --color-text: #2C3E50;
  --color-text-muted: #6B7A8D;

  /* Colores semanticos */
  --color-success: #28B463;
  --color-warning: #F1C40F;
  --color-danger: #E74C3C;
  --color-neutral: #7F8C8D;

  /* Formas y tipografia */
  --radius: 8px;
  --font-family-base: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;

  /* Sobrescritura del tema de Bootstrap */
  --bs-primary: #1B4F72;
  --bs-primary-rgb: 27, 79, 114;
  --bs-body-font-family: var(--font-family-base);
  --bs-body-bg: var(--color-bg);
  --bs-body-color: var(--color-text);
  --bs-border-color: var(--color-border);
  --bs-border-radius: var(--radius);
}

/* --------------------------------------------------------------------------
   Base
   -------------------------------------------------------------------------- */

body {
  font-family: var(--font-family-base);
  background-color: var(--color-bg);
  color: var(--color-text);
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  color: var(--color-text);
}

a {
  color: var(--color-secondary);
  text-decoration: none;
}

a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

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

/* --------------------------------------------------------------------------
   Componentes
   -------------------------------------------------------------------------- */

.card {
  border-color: var(--color-border);
  border-radius: var(--radius);
}

/* Boton primario con el color de marca */
.btn-primary {
  --bs-btn-bg: var(--color-primary);
  --bs-btn-border-color: var(--color-primary);
  --bs-btn-hover-bg: var(--color-primary-dark);
  --bs-btn-hover-border-color: var(--color-primary-dark);
  --bs-btn-active-bg: var(--color-primary-dark);
  --bs-btn-active-border-color: var(--color-primary-dark);
  --bs-btn-disabled-bg: var(--color-primary);
  --bs-btn-disabled-border-color: var(--color-primary);
}

/* Boton contorno primario */
.btn-outline-primary {
  --bs-btn-color: var(--color-primary);
  --bs-btn-border-color: var(--color-primary);
  --bs-btn-hover-bg: var(--color-primary);
  --bs-btn-hover-border-color: var(--color-primary);
  --bs-btn-active-bg: var(--color-primary);
  --bs-btn-active-border-color: var(--color-primary);
}

/* Foco consistente con el color de marca */
.form-control:focus,
.form-select:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 0.25rem rgba(46, 134, 193, 0.25);
}

/* --------------------------------------------------------------------------
   Login
   -------------------------------------------------------------------------- */

.login {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 2rem 1.25rem;
  overflow: hidden;
  background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
}

.login__blob {
  position: absolute;
  border-radius: 50%;
  background-color: var(--color-secondary);
  opacity: 0.18;
  pointer-events: none;
}

.login__blob--1 {
  width: 340px;
  height: 340px;
  top: -110px;
  right: -90px;
}

.login__blob--2 {
  width: 260px;
  height: 260px;
  bottom: -80px;
  left: -70px;
  opacity: 0.12;
}

.login__shell {
  position: relative;
  width: 100%;
  max-width: 420px;
}

/* Marca sobre la tarjeta */
.login__brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 1.5rem;
  text-align: center;
  color: #FFFFFF;
}

.login__logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  margin-bottom: 1rem;
  font-size: 2rem;
  color: var(--color-primary);
  background-color: #FFFFFF;
  border-radius: 16px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.login__brand-tagline {
  margin: 0 0 0.25rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
}

.login__brand-title {
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 1.9rem);
  font-weight: 700;
  color: #FFFFFF;
}

/* Tarjeta del formulario */
.login__box {
  width: 100%;
  padding: 2.5rem;
  background-color: var(--color-surface);
  border: 0;
  border-radius: var(--radius);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.25);
}

.login__heading {
  margin-bottom: 1.5rem;
}

.login__toggle {
  cursor: pointer;
  color: var(--color-text-muted);
  background-color: var(--color-surface);
}

.login__toggle:hover {
  color: var(--color-primary);
}

.login__submit i {
  margin-left: 0.35rem;
  transition: transform 0.15s ease;
}

.login__submit:hover i {
  transform: translateX(3px);
}

.login__hint {
  margin-top: 1.5rem;
  font-size: 0.8rem;
  text-align: center;
}

/* --------------------------------------------------------------------------
   Layout (barra superior + menu lateral)
   -------------------------------------------------------------------------- */

.app-shell {
  display: flex;
  min-height: 100vh;
}

.app-sidebar {
  width: 250px;
  flex: 0 0 250px;
  background-color: var(--color-primary);
  color: #FFFFFF;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  display: flex;
  flex-direction: column;
  z-index: 1040;
  transition: transform 0.25s ease;
}

.app-sidebar__brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 1.25rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: #FFFFFF;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.app-sidebar__brand i {
  font-size: 1.5rem;
}

.app-sidebar__nav {
  flex: 1 1 auto;
  padding: 0.75rem 0;
  overflow-y: auto;
}

.app-sidebar__link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 1.25rem;
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.95rem;
  text-decoration: none;
  border-left: 3px solid transparent;
}

.app-sidebar__link:hover {
  background-color: rgba(255, 255, 255, 0.08);
  color: #FFFFFF;
  text-decoration: none;
}

.app-sidebar__link.is-active {
  background-color: rgba(255, 255, 255, 0.12);
  color: #FFFFFF;
  font-weight: 500;
  border-left-color: #FFFFFF;
}

.app-sidebar__link i {
  font-size: 1.1rem;
}

.app-main {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  min-width: 0;
  margin-left: 250px;
}

.app-topbar {
  position: sticky;
  top: 0;
  z-index: 1030;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  height: 64px;
  padding: 0 1rem;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.app-topbar__title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
}

.app-topbar__toggle {
  display: none;
}

.app-content {
  flex: 1 1 auto;
  padding: 1.5rem;
}

.app-user {
  margin-left: auto;
}

.app-user__avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #FFFFFF;
  background-color: var(--color-secondary);
  border-radius: 50%;
}

.app-sidebar-backdrop {
  position: fixed;
  inset: 0;
  z-index: 1035;
  display: none;
  background-color: rgba(0, 0, 0, 0.45);
}

.app-sidebar-backdrop.is-visible {
  display: block;
}

@media (max-width: 991.98px) {
  .app-sidebar {
    transform: translateX(-100%);
  }

  .app-sidebar.is-open {
    transform: translateX(0);
  }

  .app-main {
    margin-left: 0;
  }

  .app-topbar__toggle {
    display: inline-flex;
  }
}

@media (max-width: 575.98px) {
  .app-content {
    padding: 1rem;
  }

  .login__box {
    padding: 2rem 1.5rem;
  }
}