/* Sistema de Plan de Ventas - Estilos CSS */
/* Reset y configuración base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --background: #f8fafc;
    --surface: #ffffff;
    --border-color: #e2e8f0;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
        'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    background-color: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
.header {
    background-color: var(--surface);
    padding: 20px 30px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    margin-bottom: 30px;
}

.header h1 {
    font-size: 28px;
    color: var(--primary-color);
    margin-bottom: 20px;
    font-weight: 700;
}

/* Navegación por tabs */
.nav-tabs {
    display: flex;
    gap: 10px;
    border-bottom: 2px solid var(--border-color);
}

.nav-tab {
    padding: 12px 24px;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    color: var(--text-secondary);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav-tab:hover {
    color: var(--primary-color);
}

.nav-tab.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

/* Contenido de tabs */
.tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-content.active {
    display: block;
}

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

/* Formulario */
.form-plan {
    background-color: var(--surface);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.form-header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--border-color);
}

.form-header h2 {
    font-size: 24px;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.form-section {
    margin-bottom: 30px;
    padding: 25px;
    background-color: #fafbfc;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.form-section h3 {
    font-size: 18px;
    color: var(--primary-color);
    margin-bottom: 20px;
    font-weight: 600;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 15px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group.inline {
    flex-direction: row;
    align-items: center;
    gap: 15px;
}

.form-group label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="date"],
.form-group input[type="number"],
.form-group select,
.form-group textarea {
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 14px;
    transition: all 0.3s ease;
    background-color: var(--surface);
}

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

.form-group input[readonly] {
    background-color: #f1f5f9;
    cursor: not-allowed;
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

/* Radio y checkbox labels */
.radio-label,
.checkbox-label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    cursor: pointer;
    margin-right: 15px;
}

.radio-label input[type="radio"],
.checkbox-label input[type="radio"] {
    cursor: pointer;
    width: 18px;
    height: 18px;
}

/* Botones */
.form-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 2px solid var(--border-color);
}

.btn {
    padding: 12px 32px;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: white;
}

.btn-secondary:hover {
    background-color: #475569;
}

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

.btn-danger {
    background-color: var(--danger-color);
    color: white;
    padding: 8px 16px;
    font-size: 14px;
}

.btn-danger:hover {
    background-color: #dc2626;
}

/* Listado de planes */
.listado-header {
    background-color: var(--surface);
    padding: 20px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    margin-bottom: 20px;
}

.listado-header h2 {
    font-size: 24px;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.filtros {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.filtros select,
.filtros input {
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 14px;
}

/* Tabla */
.tabla-container {
    background-color: var(--surface);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

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

thead {
    background-color: var(--primary-color);
    color: white;
}

thead th {
    padding: 15px;
    text-align: left;
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

tbody tr {
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.2s ease;
}

tbody tr:hover {
    background-color: #f8fafc;
}

tbody td {
    padding: 15px;
    font-size: 14px;
}

/* Badges de estado */
.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-activo {
    background-color: #dcfce7;
    color: #166534;
}

.badge-completado {
    background-color: #dbeafe;
    color: #1e40af;
}

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

/* Acciones de tabla */
.acciones {
    display: flex;
    gap: 8px;
}

.btn-icon {
    padding: 6px 12px;
    font-size: 13px;
    border-radius: 6px;
}

/* Mensaje de estado */
.message {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message-success {
    background-color: #dcfce7;
    color: #166534;
    border-left: 4px solid var(--success-color);
}

.message-error {
    background-color: #fee2e2;
    color: #991b1b;
    border-left: 4px solid var(--danger-color);
}

.message-info {
    background-color: #dbeafe;
    color: #1e40af;
    border-left: 4px solid var(--primary-color);
}

/* Loading spinner */
.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px;
}

.spinner {
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.empty-state svg {
    width: 100px;
    height: 100px;
    margin-bottom: 20px;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .header {
        padding: 15px;
    }
    
    .header h1 {
        font-size: 22px;
    }
    
    .form-plan {
        padding: 20px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .nav-tabs {
        flex-direction: column;
    }
    
    .nav-tab {
        text-align: left;
        border-bottom: 1px solid var(--border-color);
        border-left: 3px solid transparent;
    }
    
    .nav-tab.active {
        border-left-color: var(--primary-color);
        border-bottom-color: transparent;
    }
    
    .tabla-container {
        overflow-x: auto;
    }
    
    table {
        min-width: 800px;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}

/* Print styles */
@media print {
    .header,
    .nav-tabs,
    .form-actions,
    .acciones,
    .filtros {
        display: none !important;
    }
    
    .form-plan {
        box-shadow: none;
        padding: 0;
    }
}