@import url('open-iconic/font/css/open-iconic-bootstrap.min.css');
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    /* Colores principales - Paleta moderna y profesional */
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary-color: #8b5cf6;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #3b82f6;

    /* Colores de fondo */
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --bg-dark: #111827;

    /* Colores de texto */
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --text-tertiary: #9ca3af;
    --text-white: #ffffff;

    /* Bordes y sombras */
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* Espaciado */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;

    /* Transiciones */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Títulos modernos */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.025em;
    color: var(--text-primary);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.125rem; }

h1:focus {
    outline: none;
}

/* Enlaces mejorados */
a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

/* Botones modernos */
.btn {
    font-weight: 500;
    border-radius: var(--radius-md);
    padding: 0.625rem 1.25rem;
    transition: all var(--transition-fast);
    border: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    box-shadow: var(--shadow-sm);
}

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

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

.btn-primary {
    color: var(--text-white);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, #4338ca 100%);
    color: var(--text-white);
}

.btn-success {
    color: var(--text-white);
    background: linear-gradient(135deg, var(--success-color) 0%, #059669 100%);
}

.btn-success:hover {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    color: var(--text-white);
}

.btn-warning {
    color: var(--text-white);
    background: linear-gradient(135deg, var(--warning-color) 0%, #d97706 100%);
}

.btn-warning:hover {
    background: linear-gradient(135deg, #d97706 0%, #b45309 100%);
    color: var(--text-white);
}

.btn-danger {
    color: var(--text-white);
    background: linear-gradient(135deg, var(--danger-color) 0%, #dc2626 100%);
}

.btn-danger:hover {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    color: var(--text-white);
}

.btn-info {
    color: var(--text-white);
    background: linear-gradient(135deg, var(--info-color) 0%, #2563eb 100%);
}

.btn-info:hover {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: var(--text-white);
}

.btn-secondary {
    color: var(--text-primary);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: #e5e7eb;
    color: var(--text-primary);
}

.btn-outline-primary {
    color: var(--primary-color);
    background: transparent;
    border: 2px solid var(--primary-color);
}

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

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 1.125rem;
}

/* Focus mejorado */
.btn:focus, .btn:active:focus, .btn-link.nav-link:focus,
.form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
    outline: none;
}

/* Formularios modernos */
.form-control, .form-select {
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.625rem 1rem;
    transition: all var(--transition-fast);
    background: var(--bg-primary);
    font-size: 0.9375rem;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    outline: none;
}

.form-label {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 0.9375rem;
}

/* Tarjetas mejoradas */
.card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.card-header {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    border-bottom: 1px solid var(--border-color);
    padding: 1.25rem 1.5rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

.card-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 1rem 1.5rem;
}

/* Alertas modernas */
.alert {
    border-radius: var(--radius-md);
    border: none;
    padding: 1rem 1.25rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.alert-success {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    color: #065f46;
}

.alert-danger {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    color: #991b1b;
}

.alert-warning {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    color: #92400e;
}

.alert-info {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    color: #1e3a8a;
}

/* Badges modernos */
.badge {
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.75rem;
    letter-spacing: 0.025em;
    text-transform: uppercase;
}

.bg-success {
    background: linear-gradient(135deg, var(--success-color) 0%, #059669 100%) !important;
}

.bg-warning {
    background: linear-gradient(135deg, var(--warning-color) 0%, #d97706 100%) !important;
}

.bg-danger {
    background: linear-gradient(135deg, var(--danger-color) 0%, #dc2626 100%) !important;
}

.bg-info {
    background: linear-gradient(135deg, var(--info-color) 0%, #2563eb 100%) !important;
}

.bg-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%) !important;
}

.bg-secondary {
    background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%) !important;
}

/* Contenido principal */
.content {
    padding: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

/* Container mejorado */
.container, .container-fluid {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

/* Validación de formularios */
.valid.modified:not([type=checkbox]) {
    border-color: var(--success-color);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.invalid {
    border-color: var(--danger-color);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.validation-message {
    color: var(--danger-color);
    font-size: 0.875rem;
    margin-top: 0.25rem;
    font-weight: 500;
}

/* Spinner mejorado */
.spinner-border {
    border-width: 0.15em;
}

/* Textos auxiliares */
.text-muted {
    color: var(--text-secondary) !important;
}

/* Tablas modernas */
.table {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.table thead {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.table thead th {
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    border-bottom: 2px solid var(--border-color);
    padding: 1rem;
}

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

.table tbody tr:hover {
    background: var(--bg-secondary);
}

.table-striped tbody tr:nth-of-type(odd) {
    background: rgba(249, 250, 251, 0.5);
}

/* Scrollbar personalizado */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--text-tertiary);
    border-radius: var(--radius-lg);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Animaciones */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn var(--transition-base) ease-out;
}

@keyframes slideIn {
    from {
        transform: translateX(-100%);
    }
    to {
        transform: translateX(0);
    }
}

/* Error UI mejorado */
#blazor-error-ui {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    bottom: 0;
    box-shadow: var(--shadow-lg);
    display: none;
    left: 0;
    padding: 1rem 1.5rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
    color: #991b1b;
    border-top: 3px solid var(--danger-color);
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    font-weight: 700;
    color: #991b1b;
    transition: color var(--transition-fast);
}

#blazor-error-ui .dismiss:hover {
    color: #7f1d1d;
}

.blazor-error-boundary {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    padding: 1.5rem 1.5rem 1.5rem 4rem;
    color: #991b1b;
    border-radius: var(--radius-lg);
    border: 2px solid #fca5a5;
    box-shadow: var(--shadow-md);
    position: relative;
}

.blazor-error-boundary::before {
    content: "⚠";
    position: absolute;
    left: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 2rem;
}

.blazor-error-boundary::after {
    content: "Ha ocurrido un error.";
    font-weight: 600;
}

/* Responsive */
@media (max-width: 768px) {
    .content {
        padding: 1rem;
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
}