/**
 * AOSSA IT Manager - Estilos principales
 * Color corporativo: #f15f29
 */

/* =====================================
   Variables CSS
   ===================================== */
:root {
    /* Colores AOSSA */
    --primary: #f15f29;
    --primary-dark: #d94d1a;
    --primary-light: #ff7a4d;
    --primary-bg: rgba(241, 95, 41, 0.1);
    
    /* Colores base */
    --secondary: #333333;
    --dark: #1a1a2e;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    
    /* Estados */
    --success: #28a745;
    --success-bg: rgba(40, 167, 69, 0.1);
    --warning: #ffc107;
    --warning-bg: rgba(255, 193, 7, 0.1);
    --danger: #dc3545;
    --danger-bg: rgba(220, 53, 69, 0.1);
    --info: #17a2b8;
    --info-bg: rgba(23, 162, 184, 0.1);
    
    /* Prioridades tickets */
    --priority-low: #28a745;
    --priority-medium: #ffc107;
    --priority-high: #fd7e14;
    --priority-critical: #dc3545;
    
    /* Estados activos */
    --status-active: #28a745;
    --status-repair: #ffc107;
    --status-storage: #6c757d;
    --status-retired: #dc3545;
    
    /* Tipografía */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
    
    /* Tamaños */
    --sidebar-width: 260px;
    --sidebar-collapsed: 70px;
    --header-height: 60px;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-sm: 4px;
    
    /* Sombras */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.15);
    
    /* Transiciones */
    --transition: all 0.2s ease;
    --transition-slow: all 0.3s ease;
}

/* =====================================
   Reset y Base
   ===================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 14px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--gray-100);
    color: var(--gray-800);
    line-height: 1.6;
    min-height: 100vh;
}

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

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

img {
    max-width: 100%;
    height: auto;
}

/* =====================================
   Tipografía
   ===================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.5em;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.875rem; }

.text-muted { color: var(--gray-600) !important; }
.text-primary { color: var(--primary) !important; }
.text-success { color: var(--success) !important; }
.text-warning { color: var(--warning) !important; }
.text-danger { color: var(--danger) !important; }
.text-info { color: var(--info) !important; }

/* =====================================
   Layout Principal
   ===================================== */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, var(--dark) 0%, #16213e 100%);
    color: #fff;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 1000;
    transition: var(--transition-slow);
    display: flex;
    flex-direction: column;
}

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

.sidebar-header {
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-logo {
    width: 40px;
    height: 40px;
    background: var(--primary);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.sidebar-logo svg {
    width: 28px;
    height: 28px;
}

.sidebar-brand {
    font-size: 1.25rem;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
}

.sidebar.collapsed .sidebar-brand {
    display: none;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 1rem 0;
}

.nav-section {
    padding: 0.5rem 1rem;
    margin-top: 0.5rem;
}

.nav-section-title {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gray-500);
    margin-bottom: 0.5rem;
    padding: 0 0.75rem;
}

.sidebar.collapsed .nav-section-title {
    display: none;
}

.nav-item {
    margin-bottom: 2px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: var(--gray-400);
    border-radius: var(--border-radius);
    transition: var(--transition);
    white-space: nowrap;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
}

.nav-link.active {
    background: var(--primary);
    color: #fff;
}

.nav-link i {
    width: 20px;
    text-align: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.sidebar.collapsed .nav-link span {
    display: none;
}

.nav-badge {
    margin-left: auto;
    background: var(--danger);
    color: #fff;
    font-size: 0.7rem;
    padding: 0.15rem 0.5rem;
    border-radius: 10px;
    font-weight: 600;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    transition: var(--transition-slow);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.sidebar.collapsed ~ .main-content {
    margin-left: var(--sidebar-collapsed);
}

/* Header */
.header {
    height: var(--header-height);
    background: #fff;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.sidebar-toggle {
    background: none;
    border: none;
    color: var(--gray-600);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
}

.sidebar-toggle:hover {
    background: var(--gray-100);
    color: var(--primary);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--gray-600);
}

.breadcrumb a {
    color: var(--gray-600);
}

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

.breadcrumb-separator {
    color: var(--gray-400);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.header-search {
    position: relative;
}

.header-search input {
    width: 250px;
    padding: 0.5rem 1rem 0.5rem 2.5rem;
    border: 1px solid var(--gray-200);
    border-radius: 20px;
    background: var(--gray-100);
    transition: var(--transition);
}

.header-search input:focus {
    outline: none;
    border-color: var(--primary);
    background: #fff;
    box-shadow: 0 0 0 3px var(--primary-bg);
}

.header-search i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-500);
}

.header-icon {
    position: relative;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--gray-100);
    color: var(--gray-600);
    cursor: pointer;
    transition: var(--transition);
}

.header-icon:hover {
    background: var(--primary-bg);
    color: var(--primary);
}

.header-icon .badge {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 18px;
    height: 18px;
    background: var(--danger);
    color: #fff;
    border-radius: 50%;
    font-size: 0.65rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

.user-menu:hover {
    background: var(--gray-100);
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
}

.user-info {
    text-align: left;
}

.user-name {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--gray-800);
}

.user-role {
    font-size: 0.75rem;
    color: var(--gray-500);
}

/* Content Area */
.content {
    flex: 1;
    padding: 1.5rem;
}

/* Page Header */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.page-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
}

.page-subtitle {
    color: var(--gray-600);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* =====================================
   Cards
   ===================================== */
.card {
    background: #fff;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
}

.card-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
}

.card-body {
    padding: 1.25rem;
}

.card-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--gray-200);
    background: var(--gray-100);
    border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    background: #fff;
    border-radius: var(--border-radius-lg);
    padding: 1.25rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.stat-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.stat-icon.primary { background: var(--primary-bg); color: var(--primary); }
.stat-icon.success { background: var(--success-bg); color: var(--success); }
.stat-icon.warning { background: var(--warning-bg); color: var(--warning); }
.stat-icon.danger { background: var(--danger-bg); color: var(--danger); }
.stat-icon.info { background: var(--info-bg); color: var(--info); }

.stat-info {
    flex: 1;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-900);
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-top: 0.25rem;
}

.stat-change {
    font-size: 0.75rem;
    margin-top: 0.5rem;
}

.stat-change.positive { color: var(--success); }
.stat-change.negative { color: var(--danger); }

/* =====================================
   Tablas
   ===================================== */
.table-container {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 0.875rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

.table th {
    font-weight: 600;
    color: var(--gray-700);
    background: var(--gray-100);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.table tbody tr:hover {
    background: var(--gray-100);
}

.table tbody tr:last-child td {
    border-bottom: none;
}

.table-actions {
    display: flex;
    gap: 0.5rem;
}

/* =====================================
   Botones
   ===================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--border-radius);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--primary-dark);
    color: #fff;
}

.btn-secondary {
    background: var(--gray-200);
    color: var(--gray-700);
}

.btn-secondary:hover {
    background: var(--gray-300);
}

.btn-success {
    background: var(--success);
    color: #fff;
}

.btn-success:hover {
    background: #218838;
}

.btn-danger {
    background: var(--danger);
    color: #fff;
}

.btn-danger:hover {
    background: #c82333;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--gray-300);
    color: var(--gray-700);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.8rem;
}

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
}

/* =====================================
   Formularios
   ===================================== */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--gray-700);
}

.form-label.required::after {
    content: '*';
    color: var(--danger);
    margin-left: 0.25rem;
}

.form-control {
    width: 100%;
    padding: 0.625rem 0.875rem;
    font-size: 0.875rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius);
    background: #fff;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-bg);
}

.form-control::placeholder {
    color: var(--gray-400);
}

.form-control:disabled {
    background: var(--gray-100);
    cursor: not-allowed;
}

textarea.form-control {
    min-height: 100px;
    resize: vertical;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%236c757d' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    padding-right: 2.5rem;
}

.form-help {
    font-size: 0.75rem;
    color: var(--gray-600);
    margin-top: 0.25rem;
}

.form-error {
    font-size: 0.75rem;
    color: var(--danger);
    margin-top: 0.25rem;
}

.form-control.is-invalid {
    border-color: var(--danger);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

/* Checkbox y Radio */
.form-check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-check-input {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

/* =====================================
   Badges
   ===================================== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.625rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 20px;
    white-space: nowrap;
}

.badge-primary { background: var(--primary-bg); color: var(--primary); }
.badge-success { background: var(--success-bg); color: var(--success); }
.badge-warning { background: var(--warning-bg); color: #856404; }
.badge-danger { background: var(--danger-bg); color: var(--danger); }
.badge-info { background: var(--info-bg); color: var(--info); }
.badge-secondary { background: var(--gray-200); color: var(--gray-700); }

/* Prioridades */
.badge-priority-baja { background: var(--success-bg); color: var(--success); }
.badge-priority-media { background: var(--warning-bg); color: #856404; }
.badge-priority-alta { background: #fff3e0; color: #e65100; }
.badge-priority-critica { background: var(--danger-bg); color: var(--danger); }

/* Estados tickets */
.badge-status-nuevo { background: var(--info-bg); color: var(--info); }
.badge-status-abierto { background: var(--primary-bg); color: var(--primary); }
.badge-status-en_progreso { background: var(--warning-bg); color: #856404; }
.badge-status-pendiente { background: var(--gray-200); color: var(--gray-700); }
.badge-status-resuelto { background: var(--success-bg); color: var(--success); }
.badge-status-cerrado { background: var(--gray-300); color: var(--gray-600); }

/* Estados activos */
.badge-asset-activo { background: var(--success-bg); color: var(--success); }
.badge-asset-reparacion { background: var(--warning-bg); color: #856404; }
.badge-asset-almacen { background: var(--gray-200); color: var(--gray-700); }
.badge-asset-baja { background: var(--danger-bg); color: var(--danger); }
.badge-asset-prestado { background: var(--info-bg); color: var(--info); }

/* =====================================
   Dropdowns
   ===================================== */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 200px;
    background: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
    padding: 0.5rem 0;
    z-index: 1000;
    display: none;
}

.dropdown-menu.show {
    display: block;
}

/* Dropdowns del header */
#userDropdown, #notifDropdown {
    z-index: 10000;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 1rem;
    color: var(--gray-700);
    transition: var(--transition);
}

.dropdown-item:hover {
    background: var(--gray-100);
    color: var(--primary);
}

.dropdown-divider {
    height: 1px;
    background: var(--gray-200);
    margin: 0.5rem 0;
}

/* =====================================
   Modales - Ver estilos unificados más abajo
   ===================================== */
/* 
 * NOTA: Estilos de modal consolidados en la sección de "Modales" más abajo (línea ~1440)
 * Usar clase .active para mostrar modales
 */
    gap: 0.75rem;
}

/* =====================================
   Alertas
   ===================================== */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.alert-success {
    background: var(--success-bg);
    color: var(--success);
    border: 1px solid rgba(40, 167, 69, 0.2);
}

.alert-warning {
    background: var(--warning-bg);
    color: #856404;
    border: 1px solid rgba(255, 193, 7, 0.2);
}

.alert-danger {
    background: var(--danger-bg);
    color: var(--danger);
    border: 1px solid rgba(220, 53, 69, 0.2);
}

.alert-info {
    background: var(--info-bg);
    color: var(--info);
    border: 1px solid rgba(23, 162, 184, 0.2);
}

/* =====================================
   Paginación
   ===================================== */
.pagination {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.page-link {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 0.75rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius-sm);
    color: var(--gray-700);
    font-size: 0.875rem;
    transition: var(--transition);
}

.page-link:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.page-link.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

.page-link.disabled {
    opacity: 0.5;
    pointer-events: none;
}

/* =====================================
   Empty State
   ===================================== */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--gray-500);
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state-title {
    font-size: 1.25rem;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

.empty-state-text {
    margin-bottom: 1.5rem;
}

/* =====================================
   Loading
   ===================================== */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--gray-300);
    border-radius: 50%;
    border-top-color: var(--primary);
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

/* =====================================
   Login Page
   ===================================== */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--dark) 0%, #16213e 100%);
    padding: 1rem;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: #fff;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.login-header {
    background: var(--primary);
    padding: 2rem;
    text-align: center;
}

.login-logo {
    width: 80px;
    margin-bottom: 1rem;
}

.login-title {
    color: #fff;
    font-size: 1.25rem;
    margin: 0;
}

.login-body {
    padding: 2rem;
}

.login-divider {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 1.5rem 0;
    color: var(--gray-500);
    font-size: 0.875rem;
}

.login-divider::before,
.login-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--gray-300);
}

.btn-microsoft {
    width: 100%;
    background: #2f2f2f;
    color: #fff;
    padding: 0.75rem;
}

.btn-microsoft:hover {
    background: #1a1a1a;
    color: #fff;
}

.btn-microsoft img {
    width: 20px;
    height: 20px;
}

/* =====================================
   Tickets
   ===================================== */
.ticket-card {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius);
    padding: 1rem 1.25rem;
    margin-bottom: 0.75rem;
    transition: var(--transition);
    cursor: pointer;
}

.ticket-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.ticket-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.ticket-number {
    font-weight: 600;
    color: var(--primary);
}

.ticket-title {
    font-weight: 500;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.ticket-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.8rem;
    color: var(--gray-500);
}

/* Timeline comentarios */
.ticket-timeline {
    position: relative;
    padding-left: 2rem;
}

.ticket-timeline::before {
    content: '';
    position: absolute;
    left: 0.5rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gray-200);
}

.timeline-item {
    position: relative;
    padding-bottom: 1.5rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -1.625rem;
    top: 0.25rem;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--gray-400);
    border: 2px solid #fff;
}

.timeline-item.internal::before {
    background: var(--warning);
}

.timeline-item.solution::before {
    background: var(--success);
}

.timeline-content {
    background: var(--gray-100);
    border-radius: var(--border-radius);
    padding: 1rem;
}

.timeline-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.timeline-author {
    font-weight: 600;
    color: var(--gray-800);
}

.timeline-date {
    color: var(--gray-500);
}

/* =====================================
   Responsive
   ===================================== */
@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.mobile-open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .header-search {
        display: none;
    }
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .user-info {
        display: none;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .table th,
    .table td {
        padding: 0.625rem 0.75rem;
    }
}

/* =====================================
   Utilidades
   ===================================== */
.d-flex { display: flex; }
.d-none { display: none; }
.d-block { display: block; }

.align-items-center { align-items: center; }
.justify-content-between { justify-content: space-between; }
.justify-content-end { justify-content: flex-end; }

.gap-1 { gap: 0.25rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 1rem; }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }

.p-2 { padding: 0.5rem; }
.p-3 { padding: 1rem; }
.p-4 { padding: 1.5rem; }

.w-100 { width: 100%; }
.text-center { text-align: center; }
.text-right { text-align: right; }

.cursor-pointer { cursor: pointer; }

/* =====================================
   Tickets
   ===================================== */
.ticket-card {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--gray-200);
    cursor: pointer;
    transition: background 0.2s;
}
.ticket-card:hover { background: var(--gray-100); }
.ticket-card:last-child { border-bottom: none; }
.ticket-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.5rem; }
.ticket-number { font-weight: 700; color: var(--primary); font-family: var(--font-mono); }
.ticket-title { font-weight: 600; font-size: 1rem; color: var(--gray-800); margin-bottom: 0.5rem; }
.ticket-meta { display: flex; gap: 1.5rem; font-size: 0.85rem; color: var(--gray-600); flex-wrap: wrap; }
.ticket-meta i { margin-right: 0.3rem; }

/* Badges prioridad */
.badge-priority-critica { background: #dc3545; color: white; }
.badge-priority-alta { background: #fd7e14; color: white; }
.badge-priority-media { background: #ffc107; color: #333; }
.badge-priority-baja { background: #28a745; color: white; }

/* Badges estado ticket */
.badge-status-nuevo { background: #17a2b8; color: white; }
.badge-status-abierto { background: #007bff; color: white; }
.badge-status-en_progreso { background: #6f42c1; color: white; }
.badge-status-pendiente { background: #6c757d; color: white; }
.badge-status-resuelto { background: #28a745; color: white; }
.badge-status-cerrado { background: var(--gray-400); color: var(--gray-700); }

/* Badges estado activo */
.badge-asset-activo { background: var(--success-bg); color: var(--success); }
.badge-asset-reparacion { background: var(--warning-bg); color: #856404; }
.badge-asset-almacen { background: var(--info-bg); color: var(--info); }
.badge-asset-prestado { background: #6f42c1; color: white; }
.badge-asset-baja { background: var(--danger-bg); color: var(--danger); }

/* =====================================
   Timeline Comentarios
   ===================================== */
.timeline { padding: 1rem; }
.timeline-item { display: flex; gap: 1rem; padding-bottom: 1.5rem; position: relative; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 19px;
    top: 45px;
    bottom: 0;
    width: 2px;
    background: var(--gray-200);
}
.timeline-item.solution .timeline-content { background: var(--success-bg); border-color: var(--success); }
.timeline-item.internal .timeline-content { background: var(--warning-bg); border-color: var(--warning); }
.timeline-marker {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
    flex-shrink: 0;
    z-index: 1;
}
.timeline-marker.tech { background: var(--primary); color: white; }
.timeline-marker.user { background: var(--gray-300); color: var(--gray-700); }
.timeline-content {
    flex: 1;
    background: var(--gray-100);
    border-radius: var(--border-radius);
    padding: 1rem;
    border-left: 3px solid var(--gray-300);
}
.timeline-header { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.5rem; flex-wrap: wrap; }
.timeline-body { color: var(--gray-700); line-height: 1.6; white-space: pre-wrap; }
.timeline-footer { margin-top: 0.75rem; font-size: 0.8rem; color: var(--gray-500); }

/* =====================================
   Modales
   ===================================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    padding: 1rem;
}
.modal.active { 
    display: flex; 
    align-items: center;
    justify-content: center;
}
.modal-content {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow: auto;
}
.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--gray-200);
}
.modal-header h3 { margin: 0; font-size: 1.1rem; }
.modal-header button {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--gray-500);
    cursor: pointer;
    line-height: 1;
}
.modal-header button:hover { color: var(--gray-800); }
.modal-body { padding: 1.25rem; }
.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--gray-200);
}

/* =====================================
   Stats Grid
   ===================================== */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; }
.stat-card {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    padding: 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.2s, box-shadow 0.2s;
}
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.stat-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}
.stat-icon.primary { background: var(--primary-bg); color: var(--primary); }
.stat-icon.success { background: var(--success-bg); color: var(--success); }
.stat-icon.warning { background: var(--warning-bg); color: #856404; }
.stat-icon.danger { background: var(--danger-bg); color: var(--danger); }
.stat-icon.info { background: var(--info-bg); color: var(--info); }
.stat-value { font-size: 1.75rem; font-weight: 700; color: var(--gray-800); line-height: 1; }
.stat-label { font-size: 0.85rem; color: var(--gray-600); margin-top: 0.25rem; }

/* =====================================
   Page Header
   ===================================== */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}
.page-title { font-size: 1.5rem; font-weight: 700; color: var(--gray-800); margin: 0; }
.page-subtitle { font-size: 0.9rem; color: var(--gray-600); margin: 0.25rem 0 0; }

/* Badges de rol */
.badge-rol-superadmin { background: linear-gradient(135deg, #667eea, #764ba2); color: white; }
.badge-rol-admin { background: var(--danger-bg); color: var(--danger); }
.badge-rol-tecnico { background: var(--warning-bg); color: #856404; }
.badge-rol-usuario { background: var(--info-bg); color: var(--info); }

/* Form check */
.form-check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}
.form-check input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

/* Table container */
.table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* Table actions */
.table-actions {
    display: flex;
    gap: 0.25rem;
    justify-content: flex-end;
    flex-wrap: nowrap;
}

/* =====================================
   Responsive - Media Queries
   ===================================== */

/* Large screens */
@media (max-width: 1200px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr) !important; }
    .content { padding: 1rem; }
}

/* Tablets */
@media (max-width: 992px) {
    .sidebar {
        position: fixed;
        left: -280px;
        z-index: 1050;
        transition: left 0.3s ease;
        width: 280px;
    }
    .sidebar.show { left: 0; }
    .main-content { margin-left: 0 !important; }
    .header { left: 0; }
    .content { padding: 0.75rem; }
    
    /* Overlay para cerrar sidebar */
    .sidebar-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 1040;
    }
    .sidebar-overlay.show { display: block; }
    
    /* Header search oculto en tablets pequeñas */
    .header-search {
        display: none;
    }
}

/* Mobile */
@media (max-width: 768px) {
    html { font-size: 13px; }
    
    .stats-grid { grid-template-columns: 1fr !important; }
    
    .page-header {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }
    
    .page-title {
        font-size: 1.25rem;
    }
    
    .page-actions {
        width: 100%;
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    .page-actions .btn {
        flex: 1;
        min-width: 100px;
        text-align: center;
        justify-content: center;
    }
    
    .card {
        border-radius: var(--border-radius);
        margin-bottom: 1rem;
    }
    
    .card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
        padding: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    /* Tablas responsive */
    .table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        margin: 0 -1rem;
        padding: 0 1rem;
    }
    
    .table,
    .data-table {
        font-size: 0.8rem;
        min-width: 600px;
    }
    
    .table th,
    .table td,
    .data-table th,
    .data-table td {
        padding: 0.5rem 0.75rem;
        white-space: nowrap;
    }
    
    /* Ocultar columnas menos importantes en móvil */
    .table .hide-mobile,
    .data-table .hide-mobile {
        display: none;
    }
    
    .table-actions {
        flex-wrap: nowrap;
        gap: 0.25rem;
    }
    
    .table-actions .btn {
        padding: 0.35rem 0.5rem;
        font-size: 0.8rem;
    }
    
    .table-actions .btn span {
        display: none;
    }
    
    /* Modal fullscreen en móvil */
    .modal-content {
        max-width: 100%;
        max-height: 100vh;
        margin: 0;
        border-radius: 0;
        min-height: 100vh;
    }
    
    .modal {
        padding: 0;
    }
    
    /* Formularios */
    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .form-row > .form-group {
        width: 100%;
    }
    
    .form-group {
        margin-bottom: 1rem;
    }
    
    .form-control,
    .form-select {
        font-size: 16px; /* Previene zoom en iOS */
        padding: 0.75rem;
    }
    
    .btn-group {
        flex-wrap: wrap;
        width: 100%;
    }
    
    .btn-group .btn {
        flex: 1;
    }
    
    .filters {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .filters .form-group {
        width: 100%;
        margin: 0;
    }
    
    .filters-row {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .filters-row .btn {
        width: 100%;
    }
    
    /* Grid de dos columnas a una */
    [style*="grid-template-columns: 1fr 1fr"],
    [style*="grid-template-columns:1fr 1fr"],
    [style*="grid-template-columns: repeat(2"],
    [style*="grid-template-columns:repeat(2"] {
        grid-template-columns: 1fr !important;
    }
    
    /* Control remoto - command grid */
    .command-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 0.5rem;
    }
    
    .command-btn {
        padding: 0.75rem 0.5rem;
        font-size: 0.75rem;
    }
    
    .command-btn i {
        font-size: 1rem;
    }
    
    .command-btn span {
        font-size: 0.7rem;
    }
    
    /* Header */
    .header {
        padding: 0 0.75rem;
        height: 56px;
    }
    
    .header-right {
        gap: 0.5rem;
    }
    
    .header-icon {
        padding: 0.5rem;
    }
    
    .user-menu {
        padding: 0.25rem;
    }
    
    .user-info {
        display: none;
    }
    
    .user-menu .fa-chevron-down {
        display: none;
    }
    
    .breadcrumb {
        display: none;
    }
    
    /* Dropdowns */
    .dropdown-menu {
        position: fixed;
        top: 56px;
        left: 0.5rem;
        right: 0.5rem;
        width: auto;
        max-height: 70vh;
        overflow-y: auto;
    }
    
    /* Stats */
    .stat-card {
        padding: 1rem;
    }
    
    .stat-icon {
        width: 45px;
        height: 45px;
        font-size: 1rem;
    }
    
    .stat-value {
        font-size: 1.5rem;
    }
    
    .stat-label {
        font-size: 0.8rem;
    }
    
    /* Badges */
    .badge {
        font-size: 0.7rem;
        padding: 0.2rem 0.4rem;
    }
    
    /* Alerts */
    .alert {
        padding: 0.75rem;
        font-size: 0.85rem;
    }
    
    /* Timeline */
    .timeline-item {
        gap: 0.75rem;
    }
    
    .timeline-marker {
        width: 35px;
        height: 35px;
        font-size: 0.8rem;
    }
    
    .timeline-content {
        padding: 0.75rem;
    }
    
    /* Tabs */
    .nav-tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }
    
    .nav-tabs::-webkit-scrollbar {
        display: none;
    }
    
    .nav-tabs .nav-link {
        white-space: nowrap;
        padding: 0.5rem 0.75rem;
        font-size: 0.85rem;
    }
    
    /* Details grid */
    .detail-grid {
        grid-template-columns: 1fr !important;
    }
    
    .detail-item {
        padding: 0.75rem;
    }
    
    /* Ticket view */
    .ticket-header {
        flex-direction: column;
        gap: 1rem;
    }
    
    .ticket-meta {
        flex-wrap: wrap;
        gap: 0.5rem 1rem;
    }
}

/* Extra small - phones < 480px */
@media (max-width: 480px) {
    html { font-size: 12px; }
    
    .header {
        padding: 0 0.5rem;
        height: 50px;
    }
    
    .sidebar-toggle {
        padding: 0.5rem;
    }
    
    .content {
        padding: 0.5rem;
    }
    
    .card {
        border-radius: 8px;
    }
    
    .card-header,
    .card-body {
        padding: 0.75rem;
    }
    
    .btn {
        padding: 0.5rem 0.75rem;
        font-size: 0.8rem;
    }
    
    .btn-sm {
        padding: 0.35rem 0.5rem;
        font-size: 0.75rem;
    }
    
    .btn i {
        margin-right: 0.25rem;
    }
    
    /* Solo iconos en acciones de tabla */
    .table-actions .btn {
        padding: 0.35rem 0.5rem;
    }
    
    /* Command grid más compacto */
    .command-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 0.35rem;
    }
    
    .command-btn {
        padding: 0.5rem;
        gap: 0.25rem;
    }
    
    .command-btn i {
        font-size: 0.9rem;
    }
    
    .command-btn span {
        font-size: 0.65rem;
    }
    
    /* Stats más compactos */
    .stat-card {
        padding: 0.75rem;
    }
    
    .stat-icon {
        width: 40px;
        height: 40px;
    }
    
    .stat-value {
        font-size: 1.25rem;
    }
    
    /* Modal en móvil pequeño */
    .modal-header {
        padding: 0.75rem;
    }
    
    .modal-body {
        padding: 0.75rem;
    }
    
    .modal-footer {
        padding: 0.75rem;
        flex-wrap: wrap;
    }
    
    .modal-footer .btn {
        flex: 1;
        min-width: 100px;
    }
    
    /* Pagination */
    .pagination {
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.25rem;
    }
    
    .pagination .btn {
        padding: 0.4rem 0.6rem;
    }
}

/* Touch device improvements */
@media (hover: none) and (pointer: coarse) {
    /* Aumentar área de toque */
    .btn,
    .nav-link,
    .dropdown-item,
    .form-check {
        min-height: 44px;
        display: flex;
        align-items: center;
    }
    
    .table-actions .btn {
        min-height: 38px;
        min-width: 38px;
    }
    
    /* Quitar efectos hover que no funcionan en touch */
    .btn:hover,
    .nav-link:hover,
    .stat-card:hover,
    .command-btn:hover {
        transform: none;
    }
    
    /* Feedback visual para touch */
    .btn:active,
    .nav-link:active,
    .command-btn:active {
        transform: scale(0.98);
        opacity: 0.9;
    }
}

/* Safe area para notch de iPhone */
@supports (padding: max(0px)) {
    .sidebar {
        padding-bottom: max(1rem, env(safe-area-inset-bottom));
    }
    
    .content {
        padding-bottom: max(1rem, env(safe-area-inset-bottom));
    }
    
    .modal-content {
        padding-bottom: max(0px, env(safe-area-inset-bottom));
    }
}

/* Landscape mode en móviles */
@media (max-height: 500px) and (orientation: landscape) {
    .sidebar {
        height: 100vh;
        overflow-y: auto;
    }
    
    .modal-content {
        max-height: 100vh;
    }
    
    .header {
        height: 45px;
    }
}

/* Print styles */
@media print {
    .sidebar,
    .header,
    .page-actions,
    .btn,
    .no-print,
    .sidebar-overlay {
        display: none !important;
    }
    
    .main-content {
        margin: 0 !important;
    }
    
    .content {
        padding: 0;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ddd;
        break-inside: avoid;
    }
    
    .table {
        font-size: 10pt;
    }
}