/**
 * CRM ADMIN FORMS - Sistema de Estilos para Formularios
 * Diseño moderno con labels flotantes y grids responsivos
 * Mobile virst
 * Javascript vanilla
 * Compatible con Font-Awesome, Toastr, JTools y Google Fonts
 */

/* === VARIABLES CSS PARA FORMULARIOS === */
:root {
    --form-primary: #007cba;
    --form-accent: #fdb913;
    --form-success: #28a745;
    --form-danger: #dc3545;
    --form-warning: #ffc107;
    --form-info: #17a2b8;
    --form-light: #f8f9fa;
    --form-dark: #343a40;
    --form-gray: #6c757d;
    --form-gray-light: #e9ecef;
    --form-white: #ffffff;
    --form-border-radius: 8px;
    --form-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --form-shadow: 0 2px 10px rgba(0,0,0,0.1);
    --form-shadow-hover: 0 4px 20px rgba(0,0,0,0.15);
    --form-font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* === RESET ESPECÍFICO PARA FORMULARIOS === */
.crmadm-form * {
    box-sizing: border-box;
}

/* === CONTENEDOR PRINCIPAL DEL FORMULARIO === */
.crmadm-form {
    font-family: var(--form-font-family);
    background: var(--form-white);
    border-radius: var(--form-border-radius);
    box-shadow: var(--form-shadow);
    padding: 2rem;
    margin: 1rem 0;
    max-width: 100%;
}

.crmadm-form-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* === HEADER DEL FORMULARIO === */
.crmadm-form-header {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--form-gray-light);
}

.crmadm-form-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 0 0 0.5rem 0;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--form-primary);
}

.crmadm-form-subtitle {
    color: var(--form-gray);
    font-size: 0.95rem;
    margin: 0;
    line-height: 1.4;
}

/* === GRID SYSTEM PARA FORMULARIOS === */
.crmadm-form-grid {
    display: grid;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

/* Grid responsivo - Mobile First */
.crmadm-form-grid {
    grid-template-columns: 1fr;
}

/* Tablet */
@media (min-width: 768px) {
    .crmadm-form-grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .crmadm-form-grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Desktop */
@media (min-width: 1024px) {
    .crmadm-form-grid-4 {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .crmadm-form-grid-auto {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

/* Columnas que ocupan más espacio */
.crmadm-form-col-span-2 {
    grid-column: span 1;
}

@media (min-width: 768px) {
    .crmadm-form-col-span-2 {
        grid-column: span 2;
    }
}

.crmadm-form-col-span-full {
    grid-column: 1 / -1;
}

/* === GRUPOS DE CAMPOS CON LABELS FLOTANTES === */
.crmadm-form-group {
    position: relative;
    margin-bottom: 1.5rem;
}

.crmadm-form-group-floating {
    position: relative;
    margin-bottom: 1.5rem;
}

/* === INPUT FIELDS === */
.crmadm-form-input,
.crmadm-form-select,
.crmadm-form-textarea {
    width: 100%;
    padding: 1rem 0.75rem 0.5rem 0.75rem;
    border: 2px solid var(--form-gray-light);
    border-radius: var(--form-border-radius);
    font-size: 1rem;
    font-family: inherit;
    background: var(--form-white);
    transition: var(--form-transition);
    outline: none;
    appearance: none;
}

.crmadm-form-input:focus,
.crmadm-form-select:focus,
.crmadm-form-textarea:focus {
    border-color: var(--form-primary);
    box-shadow: 0 0 0 3px rgba(0, 124, 186, 0.1);
}

.crmadm-form-input:focus + .crmadm-form-label,
.crmadm-form-select:focus + .crmadm-form-label,
.crmadm-form-textarea:focus + .crmadm-form-label,
.crmadm-form-input:not(:placeholder-shown) + .crmadm-form-label,
.crmadm-form-select:not([value=""]) + .crmadm-form-label,
.crmadm-form-textarea:not(:placeholder-shown) + .crmadm-form-label {
    transform: translateY(-1.5rem) scale(0.85);
    color: var(--form-primary);
    background: var(--form-white);
    padding: 0 0.5rem;
}

/* === LABELS FLOTANTES === */
.crmadm-form-label {
    position: absolute;
    left: 0.75rem;
    top: 0.75rem;
    font-size: 1rem;
    font-weight: 500;
    color: var(--form-gray);
    pointer-events: none;
    transition: var(--form-transition);
    transform-origin: left top;
    z-index: 1;
}

.crmadm-form-label-required::after {
    content: ' *';
    color: var(--form-danger);
}

/* === LABELS ESTÁTICOS (NO FLOTANTES) === */
.crmadm-form-label-static {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--form-dark);
    position: static;
    transform: none;
    pointer-events: auto;
}

.crmadm-form-group-static .crmadm-form-input,
.crmadm-form-group-static .crmadm-form-select,
.crmadm-form-group-static .crmadm-form-textarea {
    padding: 0.75rem;
}

/* === SELECT PERSONALIZADO === */
.crmadm-form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.75rem center;
    background-repeat: no-repeat;
    background-size: 1rem;
    padding-right: 2.5rem;
}

/* === TEXTAREA === */
.crmadm-form-textarea {
    min-height: 100px;
    resize: vertical;
}

/* === CHECKBOX Y RADIO === */
.crmadm-form-check {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.crmadm-form-check-input {
    width: 1.25rem;
    height: 1.25rem;
    border: 2px solid var(--form-gray-light);
    border-radius: 4px;
    background: var(--form-white);
    cursor: pointer;
    transition: var(--form-transition);
}

.crmadm-form-check-input:checked {
    background: var(--form-primary);
    border-color: var(--form-primary);
}

.crmadm-form-check-input[type="radio"] {
    border-radius: 50%;
}

.crmadm-form-check-label {
    font-size: 0.95rem;
    color: var(--form-dark);
    cursor: pointer;
    user-select: none;
}

/* === ESTADOS DE VALIDACIÓN === */
.crmadm-form-input.is-valid,
.crmadm-form-select.is-valid,
.crmadm-form-textarea.is-valid {
    border-color: var(--form-success);
}

.crmadm-form-input.is-invalid,
.crmadm-form-select.is-invalid,
.crmadm-form-textarea.is-invalid {
    border-color: var(--form-danger);
}

.crmadm-form-input.is-valid:focus,
.crmadm-form-select.is-valid:focus,
.crmadm-form-textarea.is-valid:focus {
    box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.1);
}

.crmadm-form-input.is-invalid:focus,
.crmadm-form-select.is-invalid:focus,
.crmadm-form-textarea.is-invalid:focus {
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

/* === MENSAJES DE AYUDA Y ERROR === */
.crmadm-form-help {
    margin-top: 0.5rem;
    font-size: 0.85rem;
    color: var(--form-gray);
    line-height: 1.4;
}

.crmadm-form-error {
    margin-top: 0.5rem;
    font-size: 0.85rem;
    color: var(--form-danger);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.crmadm-form-success-msg {
    margin-top: 0.5rem;
    font-size: 0.85rem;
    color: var(--form-success);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* === BOTONES DEL FORMULARIO === */
.crmadm-form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--form-gray-light);
}

.crmadm-form-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border: 2px solid transparent;
    border-radius: var(--form-border-radius);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--form-transition);
    white-space: nowrap;
    font-family: inherit;
    line-height: 1;
    user-select: none;
}

.crmadm-form-btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--form-shadow);
    text-decoration: none;
}

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

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

.crmadm-form-btn-primary:hover {
    background: #0056b3;
    border-color: #0056b3;
    color: var(--form-white);
}

.crmadm-form-btn-secondary {
    background: var(--form-white);
    color: var(--form-primary);
    border-color: var(--form-primary);
}

.crmadm-form-btn-secondary:hover {
    background: var(--form-primary);
    color: var(--form-white);
}

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

.crmadm-form-btn-danger {
    background: var(--form-danger);
    color: var(--form-white);
    border-color: var(--form-danger);
}

.crmadm-form-btn-warning {
    background: var(--form-warning);
    color: var(--form-dark);
    border-color: var(--form-warning);
}

/* === SECCIONES DEL FORMULARIO === */
.crmadm-form-section {
    margin-bottom: 2.5rem;
    padding: 1.5rem;
    background: var(--form-light);
    border-radius: var(--form-border-radius);
    border-left: 4px solid var(--form-primary);
}

.crmadm-form-section-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 0 0 1.5rem 0;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--form-primary);
}

.crmadm-form-section-subtitle {
    color: var(--form-gray);
    font-size: 0.9rem;
    margin: -1rem 0 1.5rem 0;
    line-height: 1.4;
}

/* === TABS PARA FORMULARIOS COMPLEJOS === */
.crmadm-form-tabs {
    display: flex;
    border-bottom: 2px solid var(--form-gray-light);
    margin-bottom: 2rem;
    overflow-x: auto;
}

.crmadm-form-tab {
    padding: 1rem 1.5rem;
    border: none;
    background: none;
    color: var(--form-gray);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--form-transition);
    white-space: nowrap;
    border-bottom: 3px solid transparent;
}

.crmadm-form-tab:hover {
    color: var(--form-primary);
    background: rgba(0, 124, 186, 0.05);
}

.crmadm-form-tab.active {
    color: var(--form-primary);
    border-bottom-color: var(--form-primary);
    background: rgba(0, 124, 186, 0.05);
}

.crmadm-form-tab-content {
    display: none;
}

.crmadm-form-tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease-in-out;
}

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

/* === MENSAJES DE ESTADO === */
.crmadm-form-message {
    padding: 1rem 1.25rem;
    border-radius: var(--form-border-radius);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
}

.crmadm-form-message-success {
    background: rgba(40, 167, 69, 0.1);
    color: var(--form-success);
    border-left: 4px solid var(--form-success);
}

.crmadm-form-message-error {
    background: rgba(220, 53, 69, 0.1);
    color: var(--form-danger);
    border-left: 4px solid var(--form-danger);
}

.crmadm-form-message-warning {
    background: rgba(255, 193, 7, 0.1);
    color: #856404;
    border-left: 4px solid var(--form-warning);
}

.crmadm-form-message-info {
    background: rgba(23, 162, 184, 0.1);
    color: var(--form-info);
    border-left: 4px solid var(--form-info);
}

/* === LOADING STATES === */
.crmadm-form-loading {
    position: relative;
    pointer-events: none;
    opacity: 0.7;
}

.crmadm-form-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--form-gray-light);
    border-top: 2px solid var(--form-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* === RESPONSIVE DESIGN === */

/* Móviles */
@media (max-width: 767px) {
    .crmadm-form {
        padding: 1.5rem 1rem;
        margin: 0.5rem 0;
    }
    
    .crmadm-form-container {
        padding: 0 0.5rem;
    }
    
    .crmadm-form-title {
        font-size: 1.25rem;
    }
    
    .crmadm-form-actions {
        flex-direction: column;
    }
    
    .crmadm-form-btn {
        width: 100%;
        justify-content: center;
    }
    
    .crmadm-form-tabs {
        margin: 0 -1rem 2rem -1rem;
        padding: 0 1rem;
    }
    
    .crmadm-form-section {
        padding: 1rem;
        margin-left: -1rem;
        margin-right: -1rem;
        border-radius: 0;
    }
}

/* Tablets */
@media (min-width: 768px) and (max-width: 1023px) {
    .crmadm-form-actions {
        justify-content: flex-end;
    }
}

/* Desktop */
@media (min-width: 1024px) {
    .crmadm-form-actions {
        justify-content: flex-end;
    }
    
    .crmadm-form-btn {
        min-width: 120px;
    }
}

/* === UTILIDADES ESPECÍFICAS PARA FORMULARIOS === */
.crmadm-form-required {
    color: var(--form-danger);
}

.crmadm-form-optional {
    color: var(--form-gray);
    font-size: 0.85rem;
    font-style: italic;
}

.crmadm-form-readonly {
    background: var(--form-light) !important;
    cursor: not-allowed;
}

.crmadm-form-disabled {
    opacity: 0.6;
    pointer-events: none;
}

/* === ANIMACIONES === */
.crmadm-form-group {
    animation: slideInUp 0.3s ease-out;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* === ACCESIBILIDAD === */
.crmadm-form-input:focus,
.crmadm-form-select:focus,
.crmadm-form-textarea:focus,
.crmadm-form-btn:focus {
    outline: 2px solid var(--form-accent);
    outline-offset: 2px;
}

/* === MODO OSCURO (OPCIONAL) === */
@media (prefers-color-scheme: dark) {
    .crmadm-form-dark {
        --form-white: #2d2d2d;
        --form-light: #1a1a1a;
        --form-dark: #ffffff;
        --form-gray-light: #404040;
    }
}

/* === IMPRESIÓN === */
@media print {
    .crmadm-form-actions,
    .crmadm-form-btn {
        display: none !important;
    }
    
    .crmadm-form {
        box-shadow: none;
        border: 1px solid #ddd;
    }
    
    .crmadm-form-input,
    .crmadm-form-select,
    .crmadm-form-textarea {
        border: 1px solid #ddd !important;
        background: transparent !important;
    }
}