/**
 * AKELARRE - Validation Styles
 * Estilos para el sistema de validación de formularios
 * @version 1.0.0
 */

/* ========================================
   Estados de Validación de Campos
   ======================================== */

.form-input.error,
.form-select.error,
.form-textarea.error {
    border-color: #ef4444 !important;
    background-color: rgba(239, 68, 68, 0.05);
}

.form-input.error:focus,
.form-select.error:focus,
.form-textarea.error:focus {
    border-color: #ef4444 !important;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
}

.form-input.valid,
.form-select.valid,
.form-textarea.valid {
    border-color: #10b981 !important;
    background-color: rgba(16, 185, 129, 0.05);
}

.form-input.valid:focus,
.form-select.valid:focus,
.form-textarea.valid:focus {
    border-color: #10b981 !important;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

/* ========================================
   Mensajes de Error
   ======================================== */

.error-message {
    display: none;
    color: #ef4444;
    font-size: 0.875rem;
    margin-top: 0.5rem;
    padding-left: 0.5rem;
    animation: slideDown 0.3s ease-out;
}

.error-message::before {
    content: "⚠ ";
    font-weight: bold;
}

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

/* ========================================
   Iconos de Validación
   ======================================== */

.form-group {
    position: relative;
}

.form-input.valid::after,
.form-input.error::after {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    font-size: 1rem;
}

.form-input.valid::after {
    content: "\f058"; /* fa-check-circle */
    color: #10b981;
}

.form-input.error::after {
    content: "\f06a"; /* fa-exclamation-circle */
    color: #ef4444;
}

/* ========================================
   Indicador de Fuerza de Contraseña
   ======================================== */

.password-strength {
    display: flex;
    gap: 0.25rem;
    margin-top: 0.5rem;
    height: 4px;
}

.password-strength-bar {
    flex: 1;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    transition: background-color 0.3s ease;
}

.password-strength.weak .password-strength-bar:nth-child(1) {
    background-color: #ef4444;
}

.password-strength.medium .password-strength-bar:nth-child(1),
.password-strength.medium .password-strength-bar:nth-child(2) {
    background-color: #f59e0b;
}

.password-strength.strong .password-strength-bar {
    background-color: #10b981;
}

.password-strength-text {
    font-size: 0.75rem;
    margin-top: 0.25rem;
    text-align: right;
}

.password-strength-text.weak {
    color: #ef4444;
}

.password-strength-text.medium {
    color: #f59e0b;
}

.password-strength-text.strong {
    color: #10b981;
}

/* ========================================
   Tooltips de Ayuda
   ======================================== */

.field-hint {
    display: block;
    font-size: 0.75rem;
    color: var(--gray-400);
    margin-top: 0.25rem;
    font-style: italic;
}

.form-input:focus + .field-hint {
    color: var(--primary-pink);
}

/* ========================================
   Validación en Tiempo Real
   ======================================== */

.form-input.validating {
    border-color: #3b82f6;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%233b82f6' stroke-width='2'%3E%3Cpath d='M12 2v4M12 18v4M4.93 4.93l2.83 2.83M16.24 16.24l2.83 2.83M2 12h4M18 12h4M4.93 19.07l2.83-2.83M16.24 7.76l2.83-2.83'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 16px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { background-position: right 1rem center; }
    to { background-position: right 1rem center; }
}

/* ========================================
   Checkbox y Radio con Validación
   ======================================== */

.checkbox-group.error,
.radio-group.error {
    border: 2px solid #ef4444;
    border-radius: 8px;
    padding: 1rem;
    background-color: rgba(239, 68, 68, 0.05);
}

.checkbox-group.error .error-message,
.radio-group.error .error-message {
    margin-top: 0.5rem;
}

/* ========================================
   Form Summary de Errores
   ======================================== */

.form-errors-summary {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1), rgba(220, 38, 38, 0.05));
    border: 2px solid #ef4444;
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    display: none;
}

.form-errors-summary.show {
    display: block;
    animation: slideDown 0.3s ease-out;
}

.form-errors-summary h4 {
    color: #ef4444;
    font-size: 1.125rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-errors-summary h4::before {
    content: "⚠";
    font-size: 1.5rem;
}

.form-errors-summary ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.form-errors-summary li {
    color: #dc2626;
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.form-errors-summary li::before {
    content: "•";
    position: absolute;
    left: 0.5rem;
}

/* ========================================
   Success State del Formulario
   ======================================== */

.form-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(5, 150, 105, 0.05));
    border: 2px solid #10b981;
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    display: none;
}

.form-success.show {
    display: block;
    animation: slideDown 0.3s ease-out;
}

.form-success i {
    font-size: 3rem;
    color: #10b981;
    margin-bottom: 1rem;
}

.form-success h3 {
    color: #10b981;
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.form-success p {
    color: var(--gray-300);
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 768px) {
    .error-message {
        font-size: 0.8125rem;
    }

    .form-errors-summary {
        padding: 1rem;
    }

    .form-errors-summary h4 {
        font-size: 1rem;
    }

    .form-success {
        padding: 1.5rem;
    }
}

/* ========================================
   Accesibilidad
   ======================================== */

.form-input:focus-visible,
.form-select:focus-visible,
.form-textarea:focus-visible {
    outline: 2px solid var(--primary-pink);
    outline-offset: 2px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ========================================
   Dark Mode Support
   ======================================== */

@media (prefers-color-scheme: dark) {
    .form-input.error,
    .form-select.error,
    .form-textarea.error {
        background-color: rgba(239, 68, 68, 0.1);
    }

    .form-input.valid,
    .form-select.valid,
    .form-textarea.valid {
        background-color: rgba(16, 185, 129, 0.1);
    }
}