/* KarmaMail Styles - v3.0 */
:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-light: #dbeafe;
    --primary-dark: #1e40af;
    --secondary-color: #3b82f6;
    --accent-color: #0ea5e9;
    
    --neutral-50: #f9fafb;
    --neutral-100: #f3f4f6;
    --neutral-200: #e5e7eb;
    --neutral-300: #d1d5db;
    --neutral-400: #9ca3af;
    --neutral-500: #6b7280;
    --neutral-600: #4b5563;
    --neutral-700: #374151;
    --neutral-800: #1f2937;
    --neutral-900: #111827;
    
    --success-color: #10b981;
    --success-light: #d1fae5;
    --warning-color: #f59e0b;
    --warning-light: #fef3c7;
    --error-color: #ef4444;
    --error-light: #fee2e2;
    
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    
    --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);
    
    --border-radius-sm: 0.375rem;
    --border-radius: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    
    --transition-fast: all 0.2s ease;
    --transition: all 0.3s ease;
}

/* Base Styles */
.km-container {
    max-width: 960px;
    margin: 0 auto 60px;
    font-family: var(--font-sans);
    line-height: 1.5;
    color: var(--neutral-800);
    background-color: white;
}

.km-container * {
    box-sizing: border-box;
}

/* Typography */
.km-container h1, 
.km-container h2, 
.km-container h3, 
.km-container h4 {
    margin-top: 0;
    line-height: 1.3;
    font-weight: 600;
}

/* Header */
.km-header {
    text-align: center;
    margin-bottom: 2.5rem;
    position: relative;
    padding: 1.5rem 0;
}

.km-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    letter-spacing: -0.025em;
}

.km-header h2 {
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--neutral-600);
    margin-top: 0;
    margin-bottom: 1.25rem;
}

/* Language Selector */
.km-language-selector {
    position: absolute;
    top: 20px;
    right: 20px;
}

.km-language-button {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    background-color: white;
    border: 1px solid var(--neutral-700);
    border-radius: var(--border-radius-sm);
    font-family: inherit;
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--transition-fast);
    color: var(--neutral-700); /* Esta línea hace visible el texto */
}

.km-language-button:hover {
    background-color: var(--neutral-50);
}

.km-language-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    width: 150px;
    background-color: white;
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    display: none;
    z-index: 100;
}

.km-language-dropdown a {
    display: block;
    padding: 0.625rem 0.875rem;
    color: var(--neutral-700);
    text-decoration: none;
    transition: var(--transition-fast);
}

.km-language-dropdown a:hover {
    background-color: var(--neutral-100);
}

/* Privacy Notice */
.km-privacy-notice {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background-color: var(--neutral-50);
    border-radius: var(--border-radius);
    border-left: 3px solid var(--primary-color);
    margin: 1.25rem auto;
    max-width: 600px;
    font-size: 0.875rem;
    color: var(--neutral-600);
}

.km-privacy-notice svg {
    color: var(--primary-color);
}

/* Form Container */
.km-form-container {
    background-color: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    padding: 1.875rem;
    margin-bottom: 2.5rem;
    border: 1px solid var(--neutral-200);
}

/* Input Section */
.km-input-section {
    margin-bottom: 1.875rem;
}

.km-input-section label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--neutral-800);
}

.km-input-section textarea {
    width: 100%;
    min-height: 150px;
    padding: 0.875rem;
    border: 1px solid var(--neutral-300);
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 0.9375rem;
    resize: vertical;
    transition: var(--transition-fast);
}

.km-input-section textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.1);
}

/* Smart Recommendation */
.km-smart-recommendation {
    background-color: var(--primary-light);
    border-radius: var(--border-radius);
    padding: 1.25rem;
    margin-bottom: 1.875rem;
}

.km-smart-recommendation h4 {
    margin-top: 0;
    margin-bottom: 0.875rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-dark);
}

.km-recommendation-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.625rem;
    margin-bottom: 0.875rem;
}

.km-pill {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.5rem 0.75rem;
    background-color: white;
    border-radius: 2rem;
    font-size: 0.875rem;
    transition: var(--transition-fast);
}

.km-pill[data-recommended="true"] {
    background-color: var(--primary-light);
    color: var(--primary-dark);
    font-weight: 500;
    border: 1px solid var(--primary-color);
}

.km-apply-recommendation {
    padding: 0.5rem 0.875rem;
    background-color: white;
    border: 1px solid var(--primary-color);
    border-radius: var(--border-radius-sm);
    color: var(--primary-color);
    font-family: inherit;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.km-apply-recommendation:hover {
    background-color: var(--primary-light);
}

/* Step Container */
.km-step-container {
    display: flex;
    flex-direction: column;
    gap: 1.875rem;
}

/* Step */
.km-step {
    background-color: var(--neutral-50);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    border: 1px solid var(--neutral-200);
}

.km-step-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
    position: relative;
}

.km-step-number {
    width: 1.75rem;
    height: 1.75rem;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
}

.km-step-header h3 {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--neutral-800);
    flex-grow: 1;
}

.km-toggle-section {
    background: none;
    border: none;
    color: var(--neutral-500);
    cursor: pointer;
    padding: 0.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.km-toggle-section:hover {
    color: var(--primary-color);
}

.km-icon-expand {
    transition: var(--transition-fast);
}

.km-step-collapsed .km-icon-expand {
    transform: rotate(-90deg);
}

.km-step-content {
    transition: var(--transition);
}

.km-step-collapsed .km-step-content {
    display: none;
}

/* Checkbox Grid for Intentions */
.km-checkbox-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 0.875rem;
    margin-bottom: 1.25rem;
}

.km-intention-checkbox {
    position: relative;
    cursor: pointer;
}

.km-intention-checkbox input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.km-checkbox-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 0.625rem;
    background-color: white;
    border: 1px solid var(--neutral-300);
    border-radius: var(--border-radius);
    text-align: center;
    transition: var(--transition-fast);
}

.km-intention-checkbox:hover .km-checkbox-content {
    border-color: var(--primary-color);
}

.km-intention-checkbox input[type="checkbox"]:checked + .km-checkbox-content {
    background-color: var(--primary-light);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.km-checkbox-content .emoji {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.km-checkbox-content .btn-text {
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--neutral-800);
}

.km-checkbox-content .tooltip {
    position: absolute;
    top: -45px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--neutral-800);
    color: white;
    padding: 0.5rem 0.75rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
    z-index: 10;
    font-weight: normal;
}

.km-checkbox-content .tooltip::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 6px solid var(--neutral-800);
}

.km-intention-checkbox:hover .tooltip {
    opacity: 1;
    visibility: visible;
    top: -35px;
}

/* Style Grid with Sliders */
.km-style-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.25rem;
    margin-bottom: 1.25rem;
}

.km-style-item {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 1rem;
    border: 1px solid var(--neutral-200);
}

.km-style-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    position: relative;
}

.km-style-header .emoji {
    font-size: 1.25rem;
}

.km-style-name {
    font-weight: 500;
    font-size: 0.9375rem;
    flex-grow: 1;
}

.km-style-header .tooltip {
    position: absolute;
    top: -40px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--neutral-800);
    color: white;
    padding: 0.5rem 0.75rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
    z-index: 10;
}

.km-style-header .tooltip::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 6px solid var(--neutral-800);
}

.km-style-header:hover .tooltip {
    opacity: 1;
    visibility: visible;
    top: -30px;
}

.km-style-slider {
    width: 100%;
    height: 6px;
    -webkit-appearance: none;
    appearance: none;
    background: linear-gradient(to right, var(--neutral-300) 0%, var(--primary-color) 100%);
    border-radius: 3px;
    outline: none;
    transition: var(--transition-fast);
}

.km-style-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: 2px solid white;
    box-shadow: 0 0 2px rgba(0, 0, 0, 0.4);
}

.km-style-slider::-moz-range-thumb {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: 2px solid white;
    box-shadow: 0 0 2px rgba(0, 0, 0, 0.4);
}

.km-slider-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--neutral-600);
    margin-top: 0.5rem;
}

/* Estilo para el valor dinámico del slider */
.km-slider-value {
    background-color: var(--primary-color);
    color: white;
    padding: 2px 6px;
    border-radius: 3px;
    font-weight: bold;
    font-size: 0.75rem;
}

/* Length Options */
.km-length-options {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 0.875rem;
    margin-bottom: 1.25rem;
}

.km-length-option {
    position: relative;
    cursor: pointer;
}

.km-length-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.km-length-content {
    display: flex;
    flex-direction: column;
    padding: 1rem;
    background-color: white;
    border: 1px solid var(--neutral-300);
    border-radius: var(--border-radius);
    transition: var(--transition-fast);
}

.km-length-option:hover .km-length-content {
    border-color: var(--primary-color);
}

.km-length-option input[type="radio"]:checked + .km-length-content {
    background-color: var(--primary-light);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.km-length-content .emoji {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.km-length-content .btn-text {
    font-weight: 500;
    font-size: 0.9375rem;
    margin-bottom: 0.375rem;
    color: var(--neutral-800);
}

.km-length-description {
    font-size: 0.8125rem;
    color: var(--neutral-600);
    margin-top: 0.25rem;
}

.km-custom-length {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 1rem;
    border: 1px solid var(--neutral-300);
    margin-top: 1rem;
}

.km-custom-length label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
    color: var(--neutral-700);
}

.km-custom-length input[type="number"] {
    width: 100px;
    padding: 0.5rem;
    border: 1px solid var(--neutral-300);
    border-radius: var(--border-radius-sm);
    font-family: inherit;
}

/* More Options */
.km-more-options {
    text-align: center;
    margin-top: 1.5rem;
}

.km-expand-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    background-color: white;
    border: 1px solid var(--neutral-300);
    border-radius: 2rem;
    font-family: inherit;
    font-size: 0.875rem;
    color: var(--neutral-700);
    cursor: pointer;
    transition: var(--transition-fast);
}

.km-expand-btn:hover {
    background-color: var(--neutral-100);
    border-color: var(--neutral-400);
    color: var(--neutral-800);
}

.km-expanded-options {
    margin-top: 1.25rem;
}

/* Preview */
.km-preview {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 1rem 1.25rem;
    margin: 1.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    border: 1px solid var(--neutral-300);
    box-shadow: var(--shadow-sm);
}

.km-preview-label {
    font-weight: 500;
    color: var(--neutral-700);
    white-space: nowrap;
}

.km-preview-content {
    color: var(--primary-dark);
    font-weight: 500;
}

/* Generate Button */
.km-submit-container {
    margin-top: 2rem;
    text-align: center;
}

.km-generate-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.625rem;
    padding: 0.875rem 2rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.km-generate-button:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.km-generate-button:active {
    transform: translateY(1px);
    box-shadow: var(--shadow-sm);
}

/* Loading */
#km-loading {
    text-align: center;
    padding: 2.5rem 1.25rem;
    background-color: var(--neutral-50);
    border-radius: var(--border-radius);
    margin: 1.875rem 0;
    border: 1px solid var(--neutral-200);
}

.km-spinner {
    width: 3.125rem;
    height: 3.125rem;
    border: 0.25rem solid rgba(37, 99, 235, 0.1);
    border-left-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1.25rem;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

#km-loading p {
    font-size: 1.125rem;
    color: var(--neutral-700);
    font-weight: 500;
}

/* Error */
#km-error {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    background-color: var(--error-light);
    color: var(--error-color);
    border-radius: var(--border-radius);
    margin: 1.875rem 0;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

#km-error svg {
    flex-shrink: 0;
}

/* Response */
#km-response {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    margin: 1.875rem 0;
    overflow: hidden;
    border: 1px solid var(--neutral-200);
}

.km-response-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.875rem;
    background-color: var(--primary-light);
    border-bottom: 1px solid rgba(37, 99, 235, 0.2);
}

.km-response-title h3 {
    margin: 0;
    font-size: 1.125rem;
    color: var(--primary-dark);
}

.km-response-actions {
    display: flex;
    gap: 0.625rem;
}

.km-action-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.875rem;
    background-color: white;
    border: 1px solid var(--neutral-300);
    border-radius: var(--border-radius-sm);
    font-family: inherit;
    font-size: 0.875rem;
    color: var(--neutral-700);
    cursor: pointer;
    transition: var(--transition-fast);
}

.km-action-button:hover {
    background-color: var(--neutral-50);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

#km-response-content {
    padding: 1.875rem;
    line-height: 1.75;
    color: var(--neutral-800);
}

#km-response-content.justified {
    text-align: justify;
}

/* SEO Section */
.km-seo-section {
    margin-top: 3.75rem;
    padding: 2.5rem 1.875rem;
    background-color: var(--neutral-50);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--neutral-200);
}

.km-seo-block {
    margin-bottom: 1.875rem;
}

.km-seo-block:last-child {
    margin-bottom: 0;
}

.km-seo-block h3 {
    font-size: 1.375rem;
    color: var(--primary-color);
    margin-bottom: 0.875rem;
}

.km-seo-block p {
    color: var(--neutral-700);
    margin-bottom: 0.875rem;
    line-height: 1.6;
}

.km-seo-block a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition-fast);
}

.km-seo-block a:hover {
    text-decoration: underline;
    color: var(--primary-hover);
}

/* Responsive Styles */
@media (max-width: 768px) {
    .km-header h1 {
        font-size: 2rem;
    }
    
    .km-header h2 {
        font-size: 1.125rem;
    }
    
    .km-form-container {
        padding: 1.25rem;
    }
    
    .km-checkbox-grid,
    .km-style-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .km-length-options {
        grid-template-columns: 1fr;
    }
    
    .km-response-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.875rem;
        padding: 1.25rem;
    }
    
    .km-response-actions {
        width: 100%;
        justify-content: space-between;
    }
    
    .km-language-selector {
        position: static;
        margin-top: 1rem;
        display: flex;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .km-header h1 {
        font-size: 1.75rem;
    }
    
    .km-header h2 {
        font-size: 1rem;
    }
    
    .km-step {
        padding: 1.25rem 0.875rem;
    }
    
    .km-checkbox-grid,
    .km-style-grid {
        grid-template-columns: 1fr;
    }
    
    .km-generate-button {
        width: 100%;
        font-size: 1rem;
        padding: 0.75rem 1.5rem;
    }
}