:root {
    --primary: #2563eb;
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;

    --success: #059669;
    --success-light: #10b981;

    --warning: #d97706;
    --warning-light: #f59e0b;

    --danger: #dc2626;
    --danger-light: #ef4444;

    --info: #0891b2;
    --info-light: #06b6d4;

    /* Grises neutros */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;

    /* Backgrounds */
    --bg-body: #f9fafb;
    --bg-sidebar: #ffffff;
    --bg-navbar: #ffffff;
    --bg-card: #ffffff;

    /* Bordes */
    --border-color: #e5e7eb;
    --border-radius: 8px;
    --border-radius-lg: 12px;

    /* Sombras sutiles */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);

    /* Transiciones suaves */
    --transition: 0.2s ease;

    /* Sidebar */
    --sidebar-width: 240px;
}

/* === RESET Y BASE === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-body);
    color: var(--gray-800);
    line-height: 1.5;
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
}

/* === NAVBAR === */
.navbar {
    background: var(--bg-navbar);
    border-bottom: 1px solid var(--border-color);
    padding: 0 1.5rem;
    height: 64px;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-brand {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar-brand i {
    color: var(--primary);
    font-size: 1.5rem;
}

.navbar-brand:hover {
    color: var(--gray-900);
}

.navbar .dropdown-toggle {
    color: var(--gray-700);
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: var(--border-radius);
    border: 1px solid transparent;
    transition: var(--transition);
    font-size: 14px;
}

.navbar .dropdown-toggle:hover {
    background-color: var(--gray-50);
    border-color: var(--border-color);
}

.navbar .dropdown-menu {
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    border-radius: var(--border-radius);
    margin-top: 0.5rem;
    min-width: 200px;
    padding: 0.5rem 0;
}

.navbar .dropdown-item {
    padding: 0.5rem 1rem;
    color: var(--gray-700);
    font-size: 14px;
    transition: var(--transition);
}

.navbar .dropdown-item:hover {
    background-color: var(--gray-50);
    color: var(--gray-900);
}

.navbar .dropdown-item-text {
    padding: 0.5rem 1rem;
    font-size: 13px;
}

.navbar .dropdown-divider {
    margin: 0.5rem 0;
}

/* Botón hamburguesa para mobile */
.navbar-toggler {
    display: none;
    background: transparent;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
}

.navbar-toggler i {
    font-size: 1.5rem;
    color: var(--gray-700);
}

/* === SIDEBAR === */
.sidebar {
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    min-height: calc(100vh - 64px);
    padding: 1.5rem 0;
    position: sticky;
    top: 64px;
    overflow-y: auto;
}

.sidebar::-webkit-scrollbar {
    width: 4px;
}

.sidebar::-webkit-scrollbar-thumb {
    background-color: var(--gray-300);
    border-radius: 4px;
}

.sidebar .nav {
    padding: 0;
}

.sidebar .nav-link {
    color: var(--gray-700);
    padding: 0.625rem 1rem;
    margin: 0.125rem 0.75rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: var(--transition);
    font-size: 14px;
}

.sidebar .nav-link i {
    font-size: 1.125rem;
    width: 20px;
    text-align: center;
    color: var(--gray-500);
}

.sidebar .nav-link:hover {
    background-color: var(--gray-50);
    color: var(--gray-900);
}

.sidebar .nav-link:hover i {
    color: var(--primary);
}

.sidebar .nav-link.active {
    background-color: var(--primary);
    color: #ffffff;
    font-weight: 600;
}

.sidebar .nav-link.active i {
    color: #ffffff;
}

.sidebar .nav-section-title {
    color: var(--gray-500);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 1rem 1rem 0.5rem;
    margin-top: 0.5rem;
}

/* === MAIN CONTENT === */
.main-content {
    padding: 2rem;
    min-height: calc(100vh - 64px);
}

/* === PAGE HEADER === */
.page-header {
    margin-bottom: 1.5rem;
}

.page-header h1 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.page-header h1 i {
    font-size: 1.5rem;
    color: var(--primary);
}

.page-header p {
    font-size: 14px;
    color: var(--gray-600);
}

/* === CARDS === */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.card-header {
    background: transparent;
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.25rem;
    font-weight: 600;
    font-size: 15px;
    color: var(--gray-900);
}

.card-header h5 {
    font-size: 15px;
    font-weight: 600;
    margin: 0;
}

.card-body {
    padding: 1.25rem;
}

.card-footer {
    background: transparent;
    border-top: 1px solid var(--border-color);
    padding: 1rem 1.25rem;
}

/* Stats Cards */
.stats-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 1.25rem;
    transition: var(--transition);
}

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

.stats-card .stats-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

.stats-card.primary .stats-icon {
    background-color: #dbeafe;
    color: var(--primary);
}

.stats-card.success .stats-icon {
    background-color: #d1fae5;
    color: var(--success);
}

.stats-card.warning .stats-icon {
    background-color: #fed7aa;
    color: var(--warning);
}

.stats-card.danger .stats-icon {
    background-color: #fee2e2;
    color: var(--danger);
}

.stats-card.info .stats-icon {
    background-color: #cffafe;
    color: var(--info);
}

.stats-card .stats-number {
    font-size: 1.875rem;
    font-weight: 600;
    color: var(--gray-900);
    line-height: 1;
    margin-bottom: 0.25rem;
}

.stats-card .stats-label {
    font-size: 13px;
    color: var(--gray-600);
    font-weight: 500;
}

/* === BOTONES === */
.btn {
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    font-size: 14px;
    border: 1px solid transparent;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    text-decoration: none;
}

.btn i {
    font-size: 1rem;
}

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

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

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

.btn-success:hover {
    background-color: #047857;
    border-color: #047857;
    color: #ffffff;
}

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

.btn-danger:hover {
    background-color: #b91c1c;
    border-color: #b91c1c;
    color: #ffffff;
}

.btn-warning {
    background-color: var(--warning);
    color: #ffffff;
    border-color: var(--warning);
}

.btn-warning:hover {
    background-color: #b45309;
    border-color: #b45309;
    color: #ffffff;
}

.btn-info {
    background-color: var(--info);
    color: #ffffff;
    border-color: var(--info);
}

.btn-info:hover {
    background-color: #0e7490;
    border-color: #0e7490;
    color: #ffffff;
}

.btn-outline-primary {
    background: transparent;
    border-color: var(--border-color);
    color: var(--gray-700);
}

.btn-outline-primary:hover {
    background-color: var(--gray-50);
    color: var(--gray-900);
}

.btn-outline-secondary {
    background: transparent;
    border-color: var(--border-color);
    color: var(--gray-700);
}

.btn-outline-secondary:hover {
    background-color: var(--gray-50);
    color: var(--gray-900);
}

.btn-outline-danger {
    background: transparent;
    border-color: var(--danger);
    color: var(--danger);
}

.btn-outline-danger:hover {
    background-color: var(--danger);
    color: #ffffff;
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 13px;
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 15px;
}

.btn-group {
    display: inline-flex;
    gap: 0;
}

.btn-group .btn {
    border-radius: 0;
    margin-left: -1px;
    justify-content: center;
}

.btn-group .btn:first-child {
    border-top-left-radius: var(--border-radius);
    border-bottom-left-radius: var(--border-radius);
}

.btn-group .btn:last-child {
    border-top-right-radius: var(--border-radius);
    border-bottom-right-radius: var(--border-radius);
}

table .btn-group .btn,
table .btn-group a {
    width: 45px;
    height: 45px;
    border-radius: 100% !important;
}

/* === FORMS === */
.form-label {
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 0.375rem;
    font-size: 14px;
}

.form-control,
.form-select {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 14px;
    transition: var(--transition);
    background-color: #ffffff;
    color: var(--gray-900);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    outline: none;
}

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

.form-text {
    font-size: 13px;
    color: var(--gray-500);
    margin-top: 0.25rem;
}

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

.invalid-feedback {
    color: var(--danger);
    font-size: 13px;
    margin-top: 0.25rem;
}

/* === ALERTS === */
.alert {
    padding: 0.875rem 1rem;
    border-radius: var(--border-radius);
    border: 1px solid transparent;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 14px;
}

.alert i {
    font-size: 1.125rem;
    margin-top: 0.125rem;
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border-color: #6ee7b7;
}

.alert-danger {
    background-color: #fee2e2;
    color: #991b1b;
    border-color: #fca5a5;
}

.alert-warning {
    background-color: #fed7aa;
    color: #92400e;
    border-color: #fbbf24;
}

.alert-info {
    background-color: #cffafe;
    color: #155e75;
    border-color: #67e8f9;
}

.alert-dismissible .btn-close {
    padding: 0.5rem;
    background: transparent;
    border: none;
    opacity: 0.5;
    cursor: pointer;
}

.alert-dismissible .btn-close:hover {
    opacity: 1;
}

/* === TABLES === */
.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.table thead {
    background-color: var(--gray-50);
}

.table thead th {
    padding: 0.75rem 1rem;
    font-weight: 600;
    color: var(--gray-700);
    border-bottom: 1px solid var(--border-color);
    text-align: left;
    font-size: 13px;
}

.table tbody td {
    padding: 0.875rem 1rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--gray-700);
}

.table tbody tr:hover {
    background-color: var(--gray-50);
}

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

.table-responsive {
    overflow-x: auto;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

/* === BADGES === */
.badge {
    padding: 0.25rem 0.625rem;
    border-radius: 4px;
    font-weight: 500;
    font-size: 12px;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.badge-primary {
    background-color: #dbeafe;
    color: var(--primary-dark);
}

.badge-success {
    background-color: #d1fae5;
    color: #065f46;
}

.badge-danger {
    background-color: #fee2e2;
    color: #991b1b;
}

.badge-warning {
    background-color: #fed7aa;
    color: #92400e;
}

.badge-info {
    background-color: #cffafe;
    color: #155e75;
}

/* === AUTH PAGES === */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--gray-50);
    padding: 2rem;
}

.auth-card {
    max-width: 440px;
    width: 100%;
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.auth-card .card-header {
    background-color: #ffffff;
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem;
    text-align: center;
}

.auth-card .card-header i {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.auth-card .card-header h3 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-900);
}

.auth-card .card-header p {
    margin: 0.5rem 0 0;
    font-size: 14px;
    color: var(--gray-600);
}

.auth-card .card-body {
    padding: 1.5rem;
}

.auth-card .card-footer {
    background-color: var(--gray-50);
    padding: 1rem 1.5rem;
    text-align: center;
    border-top: 1px solid var(--border-color);
}

/* === PAGINATION === */
.pagination {
    display: flex;
    gap: 0.25rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.page-item {
    display: inline-block;
}

.page-link {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--gray-700);
    text-decoration: none;
    transition: var(--transition);
    font-size: 14px;
}

.page-link:hover {
    background-color: var(--gray-50);
    color: var(--gray-900);
}

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

.page-item.disabled .page-link {
    color: var(--gray-400);
    cursor: not-allowed;
    background-color: transparent;
}

/* === LIST GROUP === */
.list-group {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.list-group-item {
    padding: 0.875rem 1rem;
    border: 1px solid var(--border-color);
    border-top: none;
    background-color: #ffffff;
}

.list-group-item:first-child {
    border-top: 1px solid var(--border-color);
}

.list-group-item:hover {
    background-color: var(--gray-50);
}

.list-group-item-action {
    cursor: pointer;
}

/* === UTILITIES === */
.text-muted {
    color: var(--gray-500);
}

.text-center {
    text-align: center;
}

.mb-0 {
    margin-bottom: 0;
}

.mb-1 {
    margin-bottom: 0.25rem;
}

.mb-2 {
    margin-bottom: 0.5rem;
}

.mb-3 {
    margin-bottom: 1rem;
}

.mb-4 {
    margin-bottom: 1.5rem;
}

.mb-5 {
    margin-bottom: 3rem;
}

.mt-0 {
    margin-top: 0;
}

.mt-1 {
    margin-top: 0.25rem;
}

.mt-2 {
    margin-top: 0.5rem;
}

.mt-3 {
    margin-top: 1rem;
}

.mt-4 {
    margin-top: 1.5rem;
}

.mt-5 {
    margin-top: 3rem;
}

.d-none {
    display: none;
}

.d-block {
    display: block;
}

.d-flex {
    display: flex;
}

.d-inline {
    display: inline;
}

.d-inline-block {
    display: inline-block;
}

.gap-2 {
    gap: 0.5rem;
}

.gap-3 {
    gap: 1rem;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .navbar {
        padding: 0;
    }

    /* Navbar mobile */
    .navbar-toggler {
        display: block;
    }

    .navbar .dropdown {
        display: none;
    }

    /* Sidebar mobile */
    .sidebar {
        position: fixed;
        left: -100%;
        top: 64px;
        bottom: 0;
        z-index: 999;
        width: var(--sidebar-width);
        transition: left 0.3s ease;
        box-shadow: var(--shadow-md);
    }

    .sidebar.show {
        left: 0;
    }

    /* Overlay cuando sidebar está abierto */
    body.sidebar-open::before {
        content: '';
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: rgba(0, 0, 0, 0.5);
        z-index: 998;
    }

    .main-content {
        padding: 1rem;
    }

    .page-header h1 {
        font-size: 1.25rem;
    }

    .stats-card {
        margin-bottom: 1rem;
    }

    .btn {
        font-size: 13px;
        padding: 0.5rem 0.875rem;
    }

    .table {
        font-size: 13px;
    }

    .table thead th,
    .table tbody td {
        padding: 0.5rem;
    }

    .dashboard-box-content {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
    }
}

@media (max-width: 576px) {
    .main-content {
        padding: 0.75rem;
    }

    .card-body {
        padding: 1rem;
    }

    .btn-group {
        flex-direction: column;
    }

    .btn-group .btn {
        margin-left: 0;
        border-radius: var(--border-radius);
    }
}

/* === SCROLLBAR === */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}

/* === ANIMACIONES SUAVES === */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.fade-in {
    animation: fadeIn 0.3s ease;
}

.person {
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.img-informe {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.lightbox-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 9999;
    justify-content: center;
    align-items: center;
}

.lightbox-content {
    max-width: 90%;
    max-height: 90vh;
    position: relative;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 40px;
    color: white;
    font-size: 30px;
    font-weight: bold;
    cursor: pointer;
    background: none;
    border: none;
    padding: 10px;
}

.lightbox-close:hover {
    color: #ccc;
}

.logo-preview-wrapper {
    border: 2px dashed #dee2e6;
    border-radius: 0.375rem;
    padding: 0.5rem;
    transition: border-color 0.3s;
}

.logo-preview-wrapper:hover {
    border-color: #0d6efd;
}

.logo-preview-item {
    transition: transform 0.2s;
}

.logo-preview-item:hover {
    transform: scale(1.02);
}

/* Botones de eliminar imagen */
.image-preview-wrapper .btn-danger,
.logo-preview-wrapper .btn-danger {
    opacity: 0;
    transition: opacity 0.2s ease;
}

.image-preview-wrapper:hover .btn-danger,
.logo-preview-wrapper:hover .btn-danger {
    opacity: 1;
}

/* Wrapper para imágenes de informes */
.image-preview-wrapper {
    border: 2px dashed #dee2e6;
    border-radius: 0.375rem;
    padding: 0.5rem;
    transition: border-color 0.3s;
}

.image-preview-wrapper:hover {
    border-color: #0d6efd;
}

@media(min-width:768px) {
    .navbar-brand i.bi-heart-pulse {
        font-size: 2.5rem;
    }
    .filtros_busqueda{
        margin-top: 40px;
    }
}