/**
 * Slug Generator Pro — Styles
 * Scoped under .sgp-tool with sgp- prefix.
 */

:root {
    --sgp-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    --sgp-bg: #ffffff;
    --sgp-surface: #f8fafc;
    --sgp-border: #e2e8f0;
    --sgp-text: #1e293b;
    --sgp-text-secondary: #64748b;
    --sgp-primary: #2563eb;
    --sgp-primary-hover: #1d4ed8;
    --sgp-success: #10b981;
    --sgp-warning: #f59e0b;
    --sgp-error: #ef4444;
    --sgp-shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --sgp-shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
    --sgp-radius: 8px;
    --sgp-radius-lg: 12px;
    --sgp-transition: 0.2s ease;
}

.sgp-tool {
    font-family: var(--sgp-font);
    color: var(--sgp-text);
    max-width: 960px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
    background: var(--sgp-bg);
    border-radius: var(--sgp-radius-lg);
    box-shadow: var(--sgp-shadow);
    line-height: 1.6;
}

/* Hero */
.sgp-hero {
    margin-bottom: 2rem;
}
.sgp-hero-title {
    font-size: 2rem;
    font-weight: 700;
    margin: 0 0 0.5rem;
    color: var(--sgp-text);
}
.sgp-hero-description {
    font-size: 1.125rem;
    color: var(--sgp-text-secondary);
    margin: 0 0 0.5rem;
}
.sgp-hero-seo-intro {
    font-size: 0.95rem;
    color: var(--sgp-text-secondary);
    margin: 0;
}

/* Sections */
.sgp-section {
    margin-bottom: 2rem;
}
.sgp-section-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0 0 1rem;
    color: var(--sgp-text);
}

/* Labels & Hints */
.sgp-label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--sgp-text);
}
.sgp-hint {
    display: block;
    font-size: 0.85rem;
    color: var(--sgp-text-secondary);
    margin-top: 0.25rem;
}

/* Inputs & Textareas */
.sgp-input {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    font-family: inherit;
    border: 1px solid var(--sgp-border);
    border-radius: var(--sgp-radius);
    background: var(--sgp-surface);
    transition: border var(--sgp-transition);
    box-sizing: border-box;
}
.sgp-input:focus {
    outline: none;
    border-color: var(--sgp-primary);
    box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}
.sgp-textarea {
    resize: vertical;
    min-height: 80px;
}

/* Input actions bar */
.sgp-input-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.75rem;
    flex-wrap: wrap;
}

/* Buttons */
.sgp-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 1.2rem;
    font-size: 0.95rem;
    font-weight: 500;
    border: none;
    border-radius: var(--sgp-radius);
    cursor: pointer;
    transition: background var(--sgp-transition), transform 0.1s;
    background: var(--sgp-surface);
    color: var(--sgp-text);
    border: 1px solid var(--sgp-border);
}
.sgp-button:hover {
    background: #f1f5f9;
}
.sgp-button:active {
    transform: scale(0.98);
}
.sgp-button-primary {
    background: var(--sgp-primary);
    color: #fff;
    border-color: var(--sgp-primary);
}
.sgp-button-primary:hover {
    background: var(--sgp-primary-hover);
}
.sgp-button-secondary {
    background: #fff;
}
.sgp-copied {
    background: var(--sgp-success) !important;
    color: #fff !important;
    border-color: var(--sgp-success) !important;
}

/* Toggle switch */
.sgp-toggle-section {
    margin-bottom: 1.5rem;
}
.sgp-toggle-label {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    font-weight: 500;
    position: relative;
}
.sgp-toggle-checkbox {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}
.sgp-toggle-slider {
    width: 44px;
    height: 24px;
    background: #cbd5e1;
    border-radius: 24px;
    position: relative;
    transition: background var(--sgp-transition);
}
.sgp-toggle-slider::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    top: 2px;
    left: 2px;
    transition: transform var(--sgp-transition);
}
.sgp-toggle-checkbox:checked + .sgp-toggle-slider {
    background: var(--sgp-primary);
}
.sgp-toggle-checkbox:checked + .sgp-toggle-slider::after {
    transform: translateX(20px);
}

/* Options grid */
.sgp-options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.25rem;
}
.sgp-option {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.sgp-option-checkbox {
    justify-content: center;
}

/* Select & number input */
.sgp-select,
.sgp-number-input {
    background: var(--sgp-surface);
    border: 1px solid var(--sgp-border);
    border-radius: var(--sgp-radius);
    padding: 0.6rem;
    font-size: 0.95rem;
    font-family: inherit;
}
.sgp-number-input {
    width: 80px;
}

/* Output section */
.sgp-output-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}
.sgp-output-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}
.sgp-slug-output {
    background: #f1f5f9;
    font-weight: 500;
    letter-spacing: 0.01em;
    cursor: pointer;
}
.sgp-url-preview {
    margin-top: 0.75rem;
    font-size: 0.95rem;
    color: var(--sgp-text-secondary);
    background: var(--sgp-surface);
    padding: 0.5rem 0.75rem;
    border-radius: var(--sgp-radius);
    word-break: break-all;
}
.sgp-url-prefix {
    color: var(--sgp-text-secondary);
}
.sgp-url-slug {
    font-weight: 600;
    color: var(--sgp-text);
}

/* Bulk results */
.sgp-bulk-results {
    margin-top: 1.5rem;
}
.sgp-bulk-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.sgp-bulk-item {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--sgp-border);
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}
.sgp-bulk-original {
    color: var(--sgp-text-secondary);
}
.sgp-bulk-slug {
    font-weight: 500;
    color: var(--sgp-primary);
}

/* Stats grid */
.sgp-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}
.sgp-stat {
    background: var(--sgp-surface);
    padding: 0.75rem 1rem;
    border-radius: var(--sgp-radius);
    text-align: center;
}
.sgp-stat-label {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--sgp-text-secondary);
    margin-bottom: 0.25rem;
}
.sgp-stat-value {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--sgp-text);
}
.sgp-seo-good {
    color: var(--sgp-success);
}
.sgp-seo-warning {
    color: var(--sgp-warning);
}
.sgp-seo-neutral {
    color: var(--sgp-text-secondary);
}

/* SEO guidance list */
.sgp-seo-guidance {
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 0.9rem;
}
.sgp-seo-guidance li {
    padding: 0.3rem 0;
}
.sgp-seo-good::before {
    content: "✅ ";
}
.sgp-seo-warning::before {
    content: "⚠️ ";
}
.sgp-seo-info::before {
    content: "ℹ️ ";
}

/* FAQ */
.sgp-faq-item {
    margin-bottom: 1.25rem;
}
.sgp-faq-question {
    font-size: 1.05rem;
    font-weight: 600;
    margin: 0 0 0.25rem;
    color: var(--sgp-text);
}
.sgp-faq-answer {
    margin: 0;
    color: var(--sgp-text-secondary);
    font-size: 0.95rem;
}

/* Related tools */
.sgp-related-tools {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--sgp-border);
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: baseline;
}
.sgp-related-intro {
    font-weight: 500;
    margin: 0;
}
.sgp-related-link {
    color: var(--sgp-primary);
    text-decoration: none;
    font-weight: 500;
    padding: 0.25rem 0.75rem;
    background: var(--sgp-surface);
    border-radius: 20px;
    transition: background var(--sgp-transition);
}
.sgp-related-link:hover {
    background: #e2e8f0;
}

/* Accessibility & focus */
.sgp-tool *:focus-visible {
    outline: 2px solid var(--sgp-primary);
    outline-offset: 2px;
}

/* Responsive */
@media (max-width: 600px) {
    .sgp-tool {
        padding: 1.25rem 1rem;
    }
    .sgp-options-grid {
        grid-template-columns: 1fr;
    }
    .sgp-output-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
}