/**
 * Russell Postulación - Estilos del Formulario Multipaso
 * 
 * Estilos encapsulados para no interferir con el CSS del sitio WordPress
 * Diseño: Oscuro, elegante, corporativo (legal/profesional)
 * 
 * @version 2.0.0
 */

/* ============================================
   FUENTE POPPINS
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

/* ============================================
   VARIABLES CSS - DISEÑO RUSSELL
   ============================================ */
.russell-form-wrapper {
    /* Colores principales */
    --russell-bg-dark: #0a0a0a;
    --russell-bg-card: linear-gradient(180deg, #1a1a1a 0%, #0a0a0a 100%);
    --russell-bg-input: #1a1a1a;
    --russell-bg-card-solid: #1a1a1a;
    --russell-text-primary: #f2f2f2;
    --russell-text-secondary: #a6a6a6;
    --russell-text-muted: #666666;
    
    /* Color institucional */
    --russell-red: #8a2326;
    --russell-red-hover: #6d1c1e;
    --russell-red-light: rgba(138, 35, 38, 0.2);
    
    /* Bordes y efectos */
    --russell-border: #2a2a2a;
    --russell-border-hover: #404040;
    --russell-border-focus: #8a2326;
    --russell-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
    --russell-radius: 10px;
    
    /* Transiciones */
    --russell-transition: all 0.2s ease;
}

/* ============================================
   CONTENEDOR PRINCIPAL
   ============================================ */
.russell-form-wrapper {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    width: 100%;
    max-width: 700px;
    margin: 0 auto;
    padding: 20px;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.russell-form-wrapper *,
.russell-form-wrapper *::before,
.russell-form-wrapper *::after {
    box-sizing: border-box;
}

.russell-form-container {
    background: var(--russell-bg-card);
    border: 1px solid var(--russell-border);
    border-radius: var(--russell-radius);
    padding: 40px;
    box-shadow: var(--russell-shadow);
}

@media (max-width: 640px) {
    .russell-form-container {
        padding: 24px 20px;
    }
}

/* ============================================
   ENCABEZADO DEL FORMULARIO
   ============================================ */
.russell-form-header {
    text-align: center;
    margin-bottom: 24px;
}

.russell-form-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--russell-text-primary);
    margin: 0 0 4px 0;
    line-height: 1.3;
    letter-spacing: -0.02em;
}

@media (min-width: 640px) {
    .russell-form-title {
        font-size: 24px;
    }
}

.russell-form-subtitle {
    font-size: 14px;
    font-weight: 400;
    color: var(--russell-text-muted);
    margin: 0;
}

/* ============================================
   BARRA DE PROGRESO
   ============================================ */
.russell-progress-wrapper {
    margin-bottom: 24px;
}

.russell-progress-bar {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
}

.russell-progress-step {
    flex: 1;
    height: 8px;
    background-color: var(--russell-border);
    border-radius: 4px;
    transition: var(--russell-transition);
}

.russell-progress-step.active {
    background-color: var(--russell-red);
}

.russell-progress-text {
    font-size: 12px;
    color: var(--russell-text-muted);
    text-align: center;
    margin: 0;
}

/* ============================================
   PASOS DEL FORMULARIO
   ============================================ */
.russell-step {
    display: none;
    min-height: 320px;
}

.russell-step.active {
    display: block;
}

.russell-step-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--russell-text-primary);
    margin: 0 0 20px 0;
}

.russell-step-description {
    font-size: 14px;
    color: var(--russell-text-secondary);
    margin: 0 0 20px 0;
}

/* ============================================
   FORMULARIO
   ============================================ */
.russell-form {
    display: flex;
    flex-direction: column;
    gap: 0;
}

/* Grupo de campo */
.russell-form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 20px;
}

/* Labels */
.russell-label {
    font-size: 13px;
    font-weight: 500;
    color: rgba(242, 242, 242, 0.9);
    margin: 0;
}

.russell-required {
    color: var(--russell-red);
}

/* Inputs */
.russell-input {
    width: 100%;
    padding: 14px 16px;
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    font-weight: 400;
    color: var(--russell-text-primary);
    background-color: var(--russell-bg-input);
    border: 1px solid var(--russell-border);
    border-radius: var(--russell-radius);
    outline: none;
    transition: var(--russell-transition);
}

.russell-input::placeholder {
    color: var(--russell-text-muted);
}

.russell-input:hover:not(:focus) {
    border-color: var(--russell-border-hover);
}

.russell-input:focus {
    border-color: var(--russell-border-focus);
    box-shadow: 0 0 0 3px var(--russell-red-light);
}

.russell-input.russell-error {
    border-color: #dc2626;
}

/* Select */
.russell-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23666666' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 18px;
    padding-right: 44px;
}

/* Textarea */
.russell-textarea {
    resize: none;
    min-height: 120px;
}

.russell-char-count {
    font-size: 12px;
    color: var(--russell-text-muted);
    margin: 0;
}

/* Mensajes de error */
.russell-error-message {
    font-size: 12px;
    color: #ef4444;
    min-height: 16px;
    display: block;
}

/* ============================================
   CHECKBOX GRID (PASO 2)
   ============================================ */
.russell-checkbox-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

@media (max-width: 500px) {
    .russell-checkbox-grid {
        grid-template-columns: 1fr;
    }
}

.russell-checkbox-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background-color: var(--russell-bg-card-solid);
    border: 1px solid var(--russell-border);
    border-radius: var(--russell-radius);
    cursor: pointer;
    transition: var(--russell-transition);
}

.russell-checkbox-card:hover {
    border-color: var(--russell-border-hover);
}

.russell-checkbox-card:has(input:checked) {
    border-color: var(--russell-red);
    background-color: var(--russell-red-light);
}

.russell-checkbox-card input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.russell-checkbox-mark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--russell-text-muted);
    border-radius: 4px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--russell-transition);
}

.russell-checkbox-card:has(input:checked) .russell-checkbox-mark {
    background-color: var(--russell-red);
    border-color: var(--russell-red);
}

.russell-checkbox-card:has(input:checked) .russell-checkbox-mark::after {
    content: '';
    width: 6px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
    margin-bottom: 2px;
}

.russell-checkbox-text {
    font-size: 14px;
    color: var(--russell-text-primary);
}

/* ============================================
   CONSENT CARDS (PASO 5)
   ============================================ */
.russell-consent-card {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
    background-color: var(--russell-bg-card-solid);
    border: 1px solid var(--russell-border);
    border-radius: var(--russell-radius);
    transition: var(--russell-transition);
    margin-bottom: 12px;
}

.russell-consent-card:hover {
    border-color: var(--russell-border-hover);
}

.russell-consent-card:has(input:checked) {
    border-color: var(--russell-red);
    background-color: var(--russell-red-light);
}

.russell-consent-checkbox-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    cursor: pointer;
    position: relative;
}

.russell-consent-checkbox-wrapper input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.russell-consent-text {
    font-size: 14px;
    color: var(--russell-text-primary);
    line-height: 1.5;
}

.russell-terms-link {
    color: var(--russell-red);
    text-decoration: underline;
    font-weight: 500;
}

.russell-terms-link:hover {
    color: var(--russell-text-primary);
}

/* ============================================
   FILE UPLOAD (PASO 4)
   ============================================ */
.russell-file-upload {
    position: relative;
    border: 2px dashed var(--russell-border);
    border-radius: var(--russell-radius);
    padding: 24px;
    text-align: center;
    cursor: pointer;
    transition: var(--russell-transition);
}

.russell-file-upload:hover {
    border-color: var(--russell-border-hover);
}

.russell-file-upload.has-file {
    border-color: var(--russell-red);
    background-color: var(--russell-red-light);
}

.russell-file-upload input {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.russell-file-upload-content {
    pointer-events: none;
}

.russell-upload-icon {
    width: 32px;
    height: 32px;
    color: var(--russell-text-muted);
    margin-bottom: 8px;
}

.russell-file-text {
    font-size: 14px;
    color: var(--russell-text-muted);
    display: block;
}

.russell-file-upload.has-file .russell-file-text {
    color: var(--russell-red);
    font-weight: 500;
}

/* ============================================
   NAVEGACIÓN
   ============================================ */
.russell-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--russell-border);
}

.russell-btn-secondary {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    font-weight: 500;
    color: var(--russell-text-primary);
    background-color: transparent;
    border: 1px solid var(--russell-border);
    border-radius: var(--russell-radius);
    cursor: pointer;
    transition: var(--russell-transition);
}

.russell-btn-secondary:hover:not(:disabled) {
    background-color: var(--russell-bg-card-solid);
    border-color: var(--russell-border-hover);
}

.russell-btn-secondary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.russell-btn-icon {
    width: 16px;
    height: 16px;
}

/* ============================================
   BOTÓN PRINCIPAL
   ============================================ */
.russell-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 24px;
    font-family: 'Poppins', sans-serif;
    font-size: 15px;
    font-weight: 600;
    color: #ffffff;
    background-color: var(--russell-red);
    border: none;
    border-radius: var(--russell-radius);
    cursor: pointer;
    transition: var(--russell-transition);
}

.russell-button:hover:not(:disabled) {
    background-color: var(--russell-red-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(138, 35, 38, 0.3);
}

.russell-button:active:not(:disabled) {
    transform: translateY(0);
}

.russell-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.russell-button-loading {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Spinner */
.russell-spinner {
    width: 20px;
    height: 20px;
    animation: russell-spin 1s linear infinite;
}

@keyframes russell-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ============================================
   MENSAJE DE ÉXITO
   ============================================ */
.russell-success-message {
    text-align: center;
    padding: 20px 0;
}

.russell-success-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    background-color: var(--russell-red-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.russell-success-icon svg {
    width: 32px;
    height: 32px;
    color: var(--russell-red);
}

.russell-success-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--russell-text-primary);
    margin: 0 0 8px 0;
}

.russell-success-text {
    font-size: 14px;
    color: var(--russell-text-secondary);
    margin: 0 0 24px 0;
    line-height: 1.6;
}

#russell-new-form {
    max-width: 200px;
    margin: 0 auto;
}

/* ============================================
   MODAL DE TÉRMINOS
   ============================================ */
.russell-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.russell-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
}

.russell-modal-content {
    position: relative;
    width: 100%;
    max-width: 640px;
    max-height: 80vh;
    background-color: var(--russell-bg-card-solid);
    border: 1px solid var(--russell-border);
    border-radius: var(--russell-radius);
    display: flex;
    flex-direction: column;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.russell-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--russell-border);
}

.russell-modal-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--russell-text-primary);
    margin: 0;
}

.russell-modal-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--russell-transition);
}

.russell-modal-close:hover {
    background-color: var(--russell-border);
}

.russell-modal-close svg {
    width: 20px;
    height: 20px;
    color: var(--russell-text-muted);
}

.russell-modal-body {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.russell-terms-content {
    font-family: 'Poppins', sans-serif;
    font-size: 13px;
    color: var(--russell-text-secondary);
    line-height: 1.7;
    white-space: pre-wrap;
    margin: 0;
}

.russell-modal-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--russell-border);
}

.russell-modal-footer .russell-button {
    width: 100%;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 480px) {
    .russell-form-wrapper {
        padding: 12px;
    }
    
    .russell-form-container {
        padding: 20px 16px;
    }
    
    .russell-form-title {
        font-size: 18px;
    }
    
    .russell-input {
        padding: 12px 14px;
        font-size: 16px;
    }
    
    .russell-button {
        padding: 12px 20px;
    }
    
    .russell-navigation {
        flex-direction: column;
        gap: 12px;
    }
    
    .russell-navigation button {
        width: 100%;
    }
}

/* ============================================
   ACCESIBILIDAD
   ============================================ */
.russell-input:focus-visible {
    outline: 2px solid var(--russell-red);
    outline-offset: 2px;
}

.russell-button:focus-visible {
    outline: 2px solid var(--russell-red);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    .russell-input,
    .russell-button,
    .russell-checkbox-card,
    .russell-consent-card,
    .russell-file-upload,
    .russell-progress-step {
        transition: none;
    }
    
    .russell-button:hover:not(:disabled) {
        transform: none;
    }
    
    .russell-spinner {
        animation: none;
    }
}