/* ===== RIGA ADMIN — Layout v2 (Bloque I refresh) ===== */

/* ============================================================ */
/* RESET & BASE                                                 */
/* ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  height: 100%;
}
body {
  height: 100%;
  overflow: hidden;
  font-variant-numeric: tabular-nums;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover { text-decoration: underline; color: var(--primary-hover); }

/* ============================================================ */
/* APP LAYOUT                                                   */
/* ============================================================ */
.app-layout {
  display: flex;
  height: 100vh;
}

/* ============================================================ */
/* SIDEBAR                                                      */
/* ============================================================ */
.sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  background: var(--sidebar-bg);
  display: flex;
  flex-direction: column;
  transition: width var(--transition-normal), min-width var(--transition-normal);
  overflow: hidden;
  z-index: 100;
  border-right: 1px solid var(--sidebar-border);
}

.sidebar.collapsed {
  width: var(--sidebar-collapsed);
  min-width: var(--sidebar-collapsed);
}

.sidebar-header {
  display: flex;
  align-items: center;
  padding: 0 var(--space-md) 0 var(--space-lg);
  height: var(--header-height);
  flex-shrink: 0;
  border-bottom: 1px solid var(--sidebar-border);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--sidebar-text-active);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  white-space: nowrap;
  letter-spacing: var(--letter-spacing-tight);
}

.sidebar-logo svg {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.sidebar-logo span {
  transition: opacity var(--transition-normal);
}

.sidebar.collapsed .sidebar-logo span {
  opacity: 0;
  width: 0;
}

.sidebar-toggle {
  background: none;
  border: none;
  color: var(--sidebar-text);
  cursor: pointer;
  padding: 8px;
  margin-left: auto;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}
.sidebar-toggle:hover {
  color: var(--sidebar-text-active);
  background: var(--sidebar-hover);
}
.sidebar.collapsed .sidebar-toggle { margin-left: 0; }

/* Nav */
.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: var(--space-sm) 0 var(--space-lg);
}

.sidebar-nav::-webkit-scrollbar { width: 4px; }
.sidebar-nav::-webkit-scrollbar-track { background: transparent; }
.sidebar-nav::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 2px;
}
.sidebar-nav::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.15);
}

.nav-section {
  margin-bottom: 4px;
}

.nav-section-title {
  font-size: 10px;
  font-weight: var(--font-weight-semibold);
  color: var(--sidebar-section-text);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: var(--space-lg) var(--space-lg) var(--space-xs) calc(var(--space-lg) + 4px);
  white-space: nowrap;
}
.sidebar.collapsed .nav-section-title {
  opacity: 0;
  height: 0;
  padding: 0;
  overflow: hidden;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 12px 9px var(--space-md);
  color: var(--sidebar-text);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  margin: 1px var(--space-sm);
  border-radius: var(--radius-md);
}

.nav-item:hover {
  background: var(--sidebar-hover);
  color: var(--sidebar-text-hover);
}

.nav-item.active {
  background: var(--sidebar-active);
  color: var(--sidebar-text-active);
  font-weight: var(--font-weight-semibold);
  box-shadow: inset 3px 0 0 var(--sidebar-accent);
}

.nav-item svg,
.nav-item .nav-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  opacity: 0.75;
  transition: opacity var(--transition-fast), color var(--transition-fast);
}
.nav-item:hover svg,
.nav-item:hover .nav-icon { opacity: 1; }
.nav-item.active svg,
.nav-item.active .nav-icon {
  opacity: 1;
  color: var(--sidebar-accent);
}

.nav-item .nav-label {
  transition: opacity var(--transition-normal);
}
.sidebar.collapsed .nav-item .nav-label {
  opacity: 0;
  width: 0;
}
.sidebar.collapsed .nav-item {
  padding-left: 0;
  padding-right: 0;
  justify-content: center;
  margin: 2px var(--space-sm);
}

/* Sub-items */
.nav-subitems {
  overflow: hidden;
  max-height: 0;
  transition: max-height var(--transition-normal);
}
.nav-subitems.open { max-height: 600px; }
.sidebar.collapsed .nav-subitems { display: none; }

.nav-subitem {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 7px var(--space-md) 7px 48px;
  color: var(--sidebar-text);
  cursor: pointer;
  font-size: var(--font-size-sm);
  transition: all var(--transition-fast);
  white-space: nowrap;
  margin: 1px var(--space-sm);
  border-radius: var(--radius-sm);
}
.nav-subicon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  opacity: 0.75;
}
.nav-subitem:hover .nav-subicon,
.nav-subitem.active .nav-subicon { opacity: 1; }
/* Botones con icon-prefix (data-icon-prefix) — gap entre svg y span */
.btn-prefix-icon {
  margin-right: 4px;
  vertical-align: middle;
}
.nav-subitem:hover {
  color: var(--sidebar-text-hover);
  background: var(--sidebar-hover);
}
.nav-subitem.active {
  color: var(--sidebar-accent);
  font-weight: var(--font-weight-semibold);
  background: var(--sidebar-active);
}

.nav-item .nav-arrow {
  margin-left: auto;
  width: 14px;
  height: 14px;
  transition: transform var(--transition-fast);
  opacity: 0.45;
}
.nav-item.expanded .nav-arrow {
  transform: rotate(90deg);
  opacity: 0.75;
}
.sidebar.collapsed .nav-arrow { display: none; }

/* ============================================================ */
/* MAIN CONTENT                                                 */
/* ============================================================ */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
  background: var(--bg-page);
}

/* Top Header */
.top-header {
  height: var(--header-height);
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 var(--space-xl);
  gap: var(--space-md);
  flex-shrink: 0;
  z-index: 10;
}

.page-breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}
.page-breadcrumb .separator {
  margin: 0 4px;
  color: var(--text-muted);
  opacity: 0.5;
}
.page-breadcrumb .current {
  color: var(--text-primary);
  font-weight: var(--font-weight-semibold);
}

.header-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.header-user {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

/* Hint Cmd+K en el header — botón "Buscar..." con kbd visible */
.header-cmdk {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px 6px 12px !important;
  background: var(--bg-subtle) !important;
  border: 1px solid var(--border-subtle) !important;
  border-radius: var(--radius-md);
  min-width: 200px;
  justify-content: space-between;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}
.header-cmdk:hover {
  background: var(--bg-hover) !important;
  border-color: var(--border) !important;
}
.header-cmdk-label {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  font-weight: 400;
}
.header-cmdk-kbd {
  background: var(--bg-card, #fff);
  border: 1px solid var(--border-subtle);
  border-radius: 5px;
  padding: 1px 6px;
  font-size: 11px;
  font-family: ui-monospace, monospace;
  color: var(--text-secondary);
  font-weight: 500;
}

.header-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--primary) 0%, var(--brand-navy) 100%);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  box-shadow: var(--shadow-sm);
}

/* Page Content */
.page-content {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-xl) var(--space-xl) var(--space-2xl);
  scroll-behavior: smooth;
}
/* Page transition: cuando innerHTML se reemplaza, los hijos son nodos
   nuevos y la animation arranca limpia. Aplicada al primer child para
   evitar stagger de múltiples animations. Pattern Linear/Vercel. */
.page-content > *:first-child {
  animation: page-content-in 0.18s ease-out;
}
@keyframes page-content-in {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.page-content::-webkit-scrollbar { width: 10px; }
.page-content::-webkit-scrollbar-track { background: transparent; }
.page-content::-webkit-scrollbar-thumb {
  background: rgba(15, 23, 42, 0.08);
  border-radius: 5px;
  border: 2px solid var(--bg-page);
}
.page-content::-webkit-scrollbar-thumb:hover {
  background: rgba(15, 23, 42, 0.16);
}

/* Page header */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
  gap: var(--space-md);
}

.page-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  letter-spacing: var(--letter-spacing-tight);
  line-height: var(--line-height-tight);
  margin: 0;
}

.page-subtitle {
  font-size: var(--font-size-md);
  color: var(--text-secondary);
  margin-top: 6px;
  line-height: var(--line-height-snug);
}

/* ============================================================ */
/* Utilities (legacy — la mayoría se movieron a components.css)*/
/* ============================================================ */
.font-mono { font-family: var(--font-mono); }