/* =====================================================
   UP FUTURE - PROFESSIONAL UI ENHANCEMENT
   Sistema de diseño global para mejorar UX/UI
   ===================================================== */

/* === Variables CSS Globales === */
:root {
    --uf-primary: #4361ee;
    --uf-primary-light: rgba(67, 97, 238, 0.1);
    --uf-primary-dark: #3a56d4;
    --uf-secondary: #6c757d;
    --uf-success: #198754;
    --uf-success-light: rgba(25, 135, 84, 0.1);
    --uf-warning: #ffc107;
    --uf-warning-light: rgba(255, 193, 7, 0.1);
    --uf-danger: #dc3545;
    --uf-danger-light: rgba(220, 53, 69, 0.1);
    --uf-info: #0dcaf0;
    --uf-info-light: rgba(13, 202, 240, 0.1);
    --uf-dark: #1e293b;
    --uf-text: #334155;
    --uf-text-muted: #64748b;
    --uf-text-light: #94a3b8;
    --uf-bg: #f8fafc;
    --uf-bg-card: #ffffff;
    --uf-border: #e2e8f0;
    --uf-radius: 12px;
    --uf-radius-lg: 16px;
    --uf-shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --uf-shadow: 0 4px 12px rgba(0,0,0,0.08);
    --uf-shadow-lg: 0 8px 25px rgba(0,0,0,0.12);
    --uf-transition: all 0.25s ease;
    --uf-font: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* === Tipografía Global Mejorada === */
body {
    font-family: var(--uf-font);
    color: var(--uf-text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* === SIDEBAR PROFESIONAL === */
nav .app-nav .main-nav > li {
    padding: 0 0.35rem !important;
}

nav .app-nav .main-nav .nav-item {
    margin-bottom: 0.25rem;
}

nav .app-nav .main-nav .nav-item .nav-link,
nav .app-nav .main-nav .nav-item > a[data-bs-toggle="collapse"] {
    display: flex;
    align-items: center;
    padding: 0.65rem 1rem;
    border-radius: 8px;
    transition: var(--uf-transition);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.01em;
    position: relative;
}

nav .app-nav .main-nav .nav-item .nav-link:hover,
nav .app-nav .main-nav .nav-item > a[data-bs-toggle="collapse"]:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateX(3px);
}

/* Estado activo del sidebar */
nav .app-nav .main-nav .nav-item.active > .nav-link,
nav .app-nav .main-nav .nav-item.active > a[data-bs-toggle="collapse"] {
    background: rgba(255, 255, 255, 0.18);
    font-weight: 600;
}

nav .app-nav .main-nav .nav-item.active > .nav-link::before,
nav .app-nav .main-nav .nav-item.active > a[data-bs-toggle="collapse"]::before {
    content: '';
    position: absolute;
    left: -8px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 60%;
    background: #fff;
    border-radius: 0 4px 4px 0;
}

/* Forzar color blanco en todo el sidebar */
nav .app-nav .main-nav .nav-item .nav-link,
nav .app-nav .main-nav .nav-item .nav-link i,
nav .app-nav .main-nav .nav-item .nav-link span,
nav .app-nav .main-nav .nav-item > a[data-bs-toggle="collapse"],
nav .app-nav .main-nav .nav-item > a[data-bs-toggle="collapse"] i,
nav .app-nav .main-nav .nav-item > a[data-bs-toggle="collapse"] span {
    color: rgba(255, 255, 255, 0.9) !important;
}

/* Submenu container - reducir padding */
nav .app-nav .main-nav > li:not(.menu-title) ul {
    padding: 0.4rem 0.25rem !important;
}

/* Submenu items - reducir padding lateral */
nav .app-nav .main-nav > li:not(.menu-title) ul li {
    padding: 0.15rem 0.5rem !important;
}

/* Eliminar la línea vertical ::before del framework */
nav .app-nav .main-nav > li:not(.menu-title) ul li::before {
    display: none !important;
}

/* Submenu links color blanco */
nav .app-nav .main-nav > li:not(.menu-title) ul li a {
    color: rgba(255, 255, 255, 0.85) !important;
}

/* Submenu items mejorados */
nav .app-nav .main-nav .collapse .dropdown-item,
nav .app-nav .main-nav .collapse .dropdown-item i {
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    font-size: 0.85rem;
    transition: var(--uf-transition);
    margin-bottom: 2px;
    color: rgba(255, 255, 255, 0.85) !important;
}

nav .app-nav .main-nav .collapse .dropdown-item:hover,
nav .app-nav .main-nav .collapse .dropdown-item:hover i {
    background: rgba(255, 255, 255, 0.1);
    padding-left: 1rem;
    color: #fff !important;
}

nav .app-nav .main-nav .collapse .dropdown-item:active,
nav .app-nav .main-nav .collapse .dropdown-item:focus {
    background: rgba(255, 255, 255, 0.15);
    color: #fff !important;
}

/* Separadores de sección en sidebar */
nav .app-nav .sidebar-section-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: rgba(255, 255, 255, 0.45);
    padding: 1rem 0.75rem 0.35rem;
    font-weight: 600;
}

/* Collapse indicator arrow */
nav .app-nav .main-nav .nav-item > a[data-bs-toggle="collapse"]::after {
    content: '\ea6e'; /* ti-chevron-down */
    font-family: 'tabler-icons';
    font-size: 0.8rem;
    margin-left: auto;
    transition: transform 0.25s ease;
    opacity: 0.6;
}

nav .app-nav .main-nav .nav-item > a[data-bs-toggle="collapse"][aria-expanded="true"]::after {
    transform: rotate(180deg);
}

/* === HEADER MEJORADO === */
.header-main {
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--uf-border);
}

.header-main .head-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    transition: var(--uf-transition);
}

.header-main .head-icon:hover {
    background: var(--uf-primary-light);
}

/* Badge de notificaciones mejorado */
.badge-notification {
    font-size: 0.65rem !important;
    min-width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    top: 2px !important;
    right: -2px !important;
    border: 2px solid white;
}

/* User profile en header - diseño limpio */
.header-profile {
    list-style: none !important;
    padding: 0 !important;
    margin-left: 8px !important;
    border: none !important;
}

.header-profile-btn {
    display: flex !important;
    align-items: center !important;
    gap: 10px !important;
    padding: 5px 14px 5px 5px !important;
    border-radius: 50px !important;
    background: #f1f5f9 !important;
    border: 1px solid #e2e8f0 !important;
    outline: none !important;
    box-shadow: none !important;
    text-decoration: none !important;
    cursor: pointer !important;
    transition: all 0.2s ease !important;
    -webkit-tap-highlight-color: transparent !important;
}

.header-profile-btn:hover,
.header-profile-btn:focus,
.header-profile-btn:active,
.header-profile-btn:focus-visible {
    background: #e2e8f0 !important;
    border: 1px solid #cbd5e1 !important;
    outline: none !important;
    box-shadow: none !important;
    text-decoration: none !important;
}

.header-profile-avatar {
    width: 34px !important;
    height: 34px !important;
    min-width: 34px !important;
    border-radius: 50% !important;
    background: linear-gradient(135deg, #7c3aed, #a78bfa) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    color: #fff !important;
    font-weight: 700 !important;
    font-size: 0.85rem !important;
    letter-spacing: 0.5px !important;
    border: none !important;
    outline: none !important;
    box-shadow: 0 2px 8px rgba(124, 58, 237, 0.3) !important;
}

.header-profile-info {
    display: flex !important;
    flex-direction: column !important;
    line-height: 1.15 !important;
    gap: 2px !important;
}

.header-profile-name {
    font-weight: 600 !important;
    font-size: 0.82rem !important;
    color: #1e293b !important;
    white-space: nowrap !important;
    max-width: 130px !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
}

.header-profile-role {
    font-size: 0.68rem !important;
    color: #7c3aed !important;
    text-transform: capitalize !important;
    font-weight: 600 !important;
    letter-spacing: 0.3px !important;
}

.header-login-btn {
    display: inline-flex !important;
    align-items: center !important;
    padding: 6px 16px !important;
    border-radius: 20px !important;
    border: 1px solid #7c3aed !important;
    color: #7c3aed !important;
    font-size: 0.82rem !important;
    font-weight: 500 !important;
    text-decoration: none !important;
    transition: all 0.2s ease !important;
    background: transparent !important;
}

.header-login-btn:hover {
    background: #7c3aed !important;
    color: #fff !important;
    text-decoration: none !important;
}

/* === BREADCRUMBS === */
.uf-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0;
    margin-bottom: 1.5rem;
    list-style: none;
    font-size: 0.85rem;
}

.uf-breadcrumb li {
    display: flex;
    align-items: center;
    color: var(--uf-text-muted);
}

.uf-breadcrumb li a {
    color: var(--uf-text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

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

.uf-breadcrumb li.active {
    color: var(--uf-dark);
    font-weight: 600;
}

.uf-breadcrumb .separator {
    color: var(--uf-text-light);
    font-size: 0.75rem;
}

/* === PAGE HEADER / WELCOME === */
.uf-page-header {
    margin-bottom: 2rem;
}

.uf-page-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--uf-dark);
    margin-bottom: 0.25rem;
}

.uf-page-subtitle {
    font-size: 0.9rem;
    color: var(--uf-text-muted);
    margin: 0;
}

/* === CARDS MEJORADAS === */
.card {
    border: 1px solid var(--uf-border);
    border-radius: var(--uf-radius);
    box-shadow: var(--uf-shadow-sm);
    transition: var(--uf-transition);
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--uf-shadow);
}

/* Metric cards con mejor diseño */
.uf-metric-card {
    border: 1px solid var(--uf-border);
    border-radius: var(--uf-radius-lg);
    background: var(--uf-bg-card);
    padding: 1.5rem;
    text-align: center;
    transition: var(--uf-transition);
    position: relative;
    overflow: hidden;
}

.uf-metric-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--card-accent, var(--uf-primary));
    border-radius: 3px 3px 0 0;
}

.uf-metric-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--uf-shadow-lg);
    border-color: rgba(67, 97, 238, 0.2);
}

.uf-metric-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
}

.uf-metric-label {
    font-size: 0.8rem;
    color: var(--uf-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.uf-metric-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--uf-dark);
    line-height: 1.2;
    margin-bottom: 0.5rem;
}

.uf-metric-trend {
    font-size: 0.8rem;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 10px;
    border-radius: 20px;
}

.uf-metric-trend.up {
    color: var(--uf-success);
    background: var(--uf-success-light);
}

.uf-metric-trend.down {
    color: var(--uf-danger);
    background: var(--uf-danger-light);
}

.uf-metric-trend.neutral {
    color: var(--uf-secondary);
    background: rgba(108, 117, 125, 0.1);
}

/* === TABLAS MEJORADAS === */
.table {
    font-size: 0.875rem;
}

.table thead th {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--uf-text-muted);
    border-bottom: 2px solid var(--uf-border);
    padding: 0.875rem 1rem;
    white-space: nowrap;
}

.table tbody td {
    padding: 0.875rem 1rem;
    vertical-align: middle;
    border-color: var(--uf-border);
}

.table tbody tr {
    transition: background-color 0.15s;
}

.table tbody tr:hover {
    background-color: var(--uf-primary-light);
}

/* === BADGES MEJORADOS === */
.badge {
    font-weight: 600;
    font-size: 0.75rem;
    letter-spacing: 0.02em;
    padding: 0.4em 0.8em;
}

/* Status badges */
.uf-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 0.35em 0.85em;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.uf-status::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

.uf-status-active { color: var(--uf-success); background: var(--uf-success-light); }
.uf-status-pending { color: #e67e22; background: rgba(230, 126, 34, 0.1); }
.uf-status-inactive { color: var(--uf-secondary); background: rgba(108, 117, 125, 0.1); }
.uf-status-danger { color: var(--uf-danger); background: var(--uf-danger-light); }

/* === ALERTAS MEJORADAS === */
.alert {
    border: none;
    border-radius: var(--uf-radius);
    padding: 1rem 1.25rem;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 12px;
}

.alert i {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.alert-warning {
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.12), rgba(255, 193, 7, 0.06));
    color: #856404;
    border-left: 4px solid var(--uf-warning);
}

.alert-info {
    background: linear-gradient(135deg, rgba(13, 202, 240, 0.12), rgba(13, 202, 240, 0.06));
    color: #055160;
    border-left: 4px solid var(--uf-info);
}

.alert-success {
    background: linear-gradient(135deg, rgba(25, 135, 84, 0.12), rgba(25, 135, 84, 0.06));
    color: #0f5132;
    border-left: 4px solid var(--uf-success);
}

.alert-danger {
    background: linear-gradient(135deg, rgba(220, 53, 69, 0.12), rgba(220, 53, 69, 0.06));
    color: #842029;
    border-left: 4px solid var(--uf-danger);
}

/* === BOTONES MEJORADOS === */
.btn {
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.875rem;
    padding: 0.5rem 1.25rem;
    transition: var(--uf-transition);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--uf-shadow-sm);
}

.btn:active {
    transform: translateY(0);
}

.btn-primary {
    background: var(--uf-primary);
    border-color: var(--uf-primary);
}

.btn-primary:hover {
    background: var(--uf-primary-dark);
    border-color: var(--uf-primary-dark);
}

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

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

/* === TOOLTIPS MEJORADOS === */
.tooltip-inner {
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 500;
    max-width: 280px;
    line-height: 1.5;
    box-shadow: var(--uf-shadow-lg);
}

/* === FORMULARIOS MEJORADOS === */
.form-control, .form-select {
    border-radius: 8px;
    border: 1.5px solid var(--uf-border);
    padding: 0.6rem 1rem;
    font-size: 0.9rem;
    transition: var(--uf-transition);
}

.form-control:focus, .form-select:focus {
    border-color: var(--uf-primary);
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.12);
}

.form-label {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--uf-text);
    margin-bottom: 0.4rem;
}

/* === EMPTY STATES === */
.uf-empty-state {
    text-align: center;
    padding: 3rem 2rem;
}

.uf-empty-state-icon {
    font-size: 3rem;
    color: var(--uf-text-light);
    margin-bottom: 1rem;
    opacity: 0.5;
}

.uf-empty-state-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--uf-text);
    margin-bottom: 0.5rem;
}

.uf-empty-state-text {
    font-size: 0.9rem;
    color: var(--uf-text-muted);
    max-width: 400px;
    margin: 0 auto;
}

/* === OFFCANVAS MEJORADO (Notificaciones/Carrito) === */
.offcanvas {
    border: none !important;
    box-shadow: -5px 0 30px rgba(0,0,0,0.1);
}

.offcanvas-header {
    border-bottom: 1px solid var(--uf-border);
    padding: 1.25rem 1.5rem;
}

.offcanvas-title {
    font-weight: 700;
    font-size: 1.1rem;
}

.notification-item {
    transition: background-color 0.2s;
    border-bottom: 1px solid var(--uf-border) !important;
}

.notification-item:hover {
    background-color: var(--uf-bg) !important;
}

.notification-item:not(.bg-light) {
    border-left: 3px solid var(--uf-primary);
}

/* === FOOTER MEJORADO === */
footer {
    border-top: 1px solid var(--uf-border);
    padding: 1rem 0;
    font-size: 0.8rem;
    color: var(--uf-text-muted);
}

footer a {
    color: var(--uf-text-muted);
    transition: color 0.2s;
}

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

/* === SCROLLBAR GLOBAL === */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.15);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.25);
}

/* === ANIMACIONES SUAVES === */
@keyframes uf-fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes uf-slideInLeft {
    from { opacity: 0; transform: translateX(-12px); }
    to { opacity: 1; transform: translateX(0); }
}

.uf-animate-in {
    animation: uf-fadeIn 0.4s ease forwards;
}

.uf-animate-stagger > * {
    opacity: 0;
    animation: uf-fadeIn 0.4s ease forwards;
}

.uf-animate-stagger > *:nth-child(1) { animation-delay: 0.05s; }
.uf-animate-stagger > *:nth-child(2) { animation-delay: 0.1s; }
.uf-animate-stagger > *:nth-child(3) { animation-delay: 0.15s; }
.uf-animate-stagger > *:nth-child(4) { animation-delay: 0.2s; }
.uf-animate-stagger > *:nth-child(5) { animation-delay: 0.25s; }
.uf-animate-stagger > *:nth-child(6) { animation-delay: 0.3s; }

/* === RESPONSIVE IMPROVEMENTS === */
@media (max-width: 768px) {
    .uf-page-title { font-size: 1.25rem; }
    .uf-metric-value { font-size: 1.4rem; }
    .uf-metric-icon { width: 48px; height: 48px; font-size: 1.25rem; }
    
    .header-user-info { display: none; }
    
    .table thead th { font-size: 0.7rem; padding: 0.65rem 0.5rem; }
    .table tbody td { padding: 0.65rem 0.5rem; font-size: 0.8rem; }
    
    .card { border-radius: 10px; }
}

@media (max-width: 576px) {
    .container-fluid { padding-left: 12px; padding-right: 12px; }
    
    .uf-breadcrumb { font-size: 0.75rem; }
    
    .uf-metric-card { padding: 1rem; }
    .uf-metric-value { font-size: 1.2rem; }
    .uf-metric-label { font-size: 0.7rem; }
}

/* === SECTION HEADERS MEJORADOS === */
.uf-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--uf-border);
}

.uf-section-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--uf-dark);
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
}

.uf-section-title i {
    color: var(--uf-primary);
}

/* === LOADING SKELETON === */
.uf-skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: uf-skeleton 1.5s infinite;
    border-radius: 6px;
}

@keyframes uf-skeleton {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* === QUICK ACTION BUTTONS (FAB style) === */
.uf-quick-actions {
    position: fixed;
    bottom: 80px;
    right: 20px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.uf-quick-action-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    cursor: pointer;
    box-shadow: var(--uf-shadow);
    transition: var(--uf-transition);
}

.uf-quick-action-btn:hover {
    transform: scale(1.1);
    box-shadow: var(--uf-shadow-lg);
}