/* ============================================
   Tweet to Image Converter
   Dark Mode Support with Light Mode Default
   Blue Theme for Social Media Tools
   ============================================ */

/* CSS Variables - Light Mode (Default) */
:root {
    --transition-speed: 0.25s;

    /* Primary Colors - Blue Theme */
    --primary: #3399cc;
    --primary-light: #e0f2fe;
    --primary-dark: #2980b9;
    --accent: #60a5fa;

    /* Status Colors */
    --success: #339966;
    --success-light: #d1fae5;
    --warning: #f59e0b;
    --warning-light: #fef3c7;
    --danger: #e64e4e;
    --danger-light: #fee2e2;

    /* Background Colors */
    --bg: #f0f9ff;
    --bg-elevated: #ffffff;
    --bg-secondary: #e0f2fe;
    --bg-tertiary: #bae6fd;

    /* Text Colors */
    --text: #0c4a6e;
    --text-secondary: #075985;
    --text-muted: #6b7280;

    /* Border Colors */
    --border: #bae6fd;
    --border-light: #e0f2fe;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1);
    --shadow-primary: 0 4px 14px rgba(51, 153, 204, 0.25);
    --shadow-primary-hover: 0 6px 20px rgba(51, 153, 204, 0.35);

    /* Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-full: 9999px;

    /* Input */
    --input-bg: #ffffff;
    --input-border: #bae6fd;
}

/* Dark Mode Colors */
[data-theme="dark"] {
    --primary: #60a5fa;
    --primary-light: rgba(96, 165, 250, 0.15);
    --primary-dark: #3b82f6;
    --accent: #93c5fd;

    --success: #34d399;
    --success-light: rgba(52, 211, 153, 0.15);
    --warning: #fbbf24;
    --warning-light: rgba(251, 191, 36, 0.15);
    --danger: #f87171;
    --danger-light: rgba(248, 113, 113, 0.15);

    --bg: #0c1929;
    --bg-elevated: #152238;
    --bg-secondary: #1e3a5f;
    --bg-tertiary: #264a6e;

    --text: #e0f2fe;
    --text-secondary: #bae6fd;
    --text-muted: #a8a8b3;

    --border: #264a6e;
    --border-light: #1e3a5f;

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.4);
    --shadow-primary: 0 4px 14px rgba(96, 165, 250, 0.2);
    --shadow-primary-hover: 0 6px 20px rgba(96, 165, 250, 0.3);

    --input-bg: #1e3a5f;
    --input-border: #264a6e;
}

/* Base Styles */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

/* Fix custom_styles.css clipping */
.tool-main {
    overflow: visible !important;
}

/* Container */
.tool-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem;
}

/* Tool Header */
.tool-header {
    text-align: center;
    margin-bottom: 2rem;
}

.tool-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin: 0 0 0.75rem;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
}

.tool-title i,
.tool-title svg {
    color: var(--primary);
}

.tool-description {
    max-width: 800px;
    margin: 0 auto;
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

.tool-description a {
    color: var(--primary);
    text-decoration: none;
}

.tool-description a:hover {
    text-decoration: underline;
}

/* ============================================
   Input Section
   ============================================ */
.tti-input-section {
    background: var(--bg-elevated);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    margin-bottom: 1.5rem;
}

.tti-input-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    color: var(--text);
    font-weight: 600;
    font-size: 1.1rem;
}

.tti-input-header i,
.tti-input-header svg {
    color: var(--primary);
}

.tti-url-input-wrapper {
    display: flex;
    align-items: stretch;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.tti-url-input {
    flex: 1 1 0%;
    width: 0;
    min-width: 0;
    padding: 0.875rem 1rem;
    border: 2px solid var(--input-border);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    background: var(--input-bg);
    color: var(--text);
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

.tti-url-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

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

.tti-paste-btn {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    border: 2px solid var(--input-border);
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    color: var(--primary);
    cursor: pointer;
    transition: background var(--transition-speed), border-color var(--transition-speed);
}

.tti-paste-btn:hover {
    background: var(--primary-light);
    border-color: var(--primary);
}

.tti-paste-btn svg {
    width: 20px;
    height: 20px;
}

.tti-input-hints {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.tti-hint-item {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.tti-hint-item svg {
    color: var(--primary);
    flex-shrink: 0;
}

/* Buttons */
.tti-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition-speed), box-shadow var(--transition-speed), transform var(--transition-speed);
}

.tti-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.tti-btn-primary {
    background: var(--primary);
    color: #ffffff;
    box-shadow: var(--shadow-primary);
}

.tti-btn-primary:hover:not(:disabled) {
    background: var(--primary-dark);
    box-shadow: var(--shadow-primary-hover);
    transform: translateY(-1px);
}

.tti-btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.tti-btn-secondary:hover:not(:disabled) {
    background: var(--bg-tertiary);
}

.tti-fetch-btn {
    width: 100%;
}

.tti-btn-spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: tti-spin 0.7s linear infinite;
}

.tti-btn-secondary .tti-btn-spinner {
    border-color: rgba(51, 153, 204, 0.3);
    border-top-color: var(--primary);
}

/* Supported formats */
.tti-supported-formats {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1.25rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-light);
}

.tti-formats-label {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.tti-formats-label svg {
    color: var(--primary);
}

.tti-format-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.25rem 0.65rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.tti-format-tag svg {
    color: var(--primary);
}

/* ============================================
   Loading Section
   ============================================ */
.tti-loading-section {
    background: var(--bg-elevated);
    border-radius: var(--radius-lg);
    padding: 3rem 2rem;
    box-shadow: var(--shadow-md);
    text-align: center;
    margin-bottom: 1.5rem;
}

.tti-loading-spinner {
    width: 48px;
    height: 48px;
    margin: 0 auto 1.25rem;
    border: 4px solid var(--primary-light);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: tti-spin 0.8s linear infinite;
}

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

.tti-loading-text {
    margin: 0 0 0.35rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text);
}

.tti-loading-subtext {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* ============================================
   Editor Section
   ============================================ */
.tti-editor-section {
    background: var(--bg-elevated);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    box-shadow: var(--shadow-md);
    margin-bottom: 1.5rem;
}

.tti-editor-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.tti-editor-header h2 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text);
}

.tti-editor-header h2 svg {
    color: var(--success);
}

.tti-btn-new-url {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.5rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: background var(--transition-speed);
}

.tti-btn-new-url:hover {
    background: var(--bg-tertiary);
}

.tti-editor-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: 1.5rem;
    align-items: start;
}

.tti-editor-grid > * {
    min-width: 0;
}

/* Preview column */
.tti-preview-col {
    min-width: 0;
}

.tti-preview-label,
.tti-option-label {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    margin-bottom: 0.6rem;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-secondary);
}

.tti-preview-label svg,
.tti-option-label svg {
    color: var(--primary);
}

.tti-preview-scroll {
    max-height: 640px;
    overflow: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    padding: 1rem;
    display: flex;
    justify-content: center;
}

.tti-preview-scroll.tti-checkerboard {
    background-image:
        linear-gradient(45deg, rgba(120,120,120,0.18) 25%, transparent 25%, transparent 75%, rgba(120,120,120,0.18) 75%),
        linear-gradient(45deg, rgba(120,120,120,0.18) 25%, transparent 25%, transparent 75%, rgba(120,120,120,0.18) 75%);
    background-size: 20px 20px;
    background-position: 0 0, 10px 10px;
}

/* The element captured by html2canvas */
.tti-capture-frame {
    width: 640px;
    max-width: 100%;
    padding: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

/* ============================================
   Tweet Card - fixed colors, independent of
   the site theme (these are export themes)
   ============================================ */
.tti-tweet-card {
    width: 560px;
    max-width: 100%;
    border-radius: 16px;
    padding: 1.5rem;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.tti-card-light {
    background: #ffffff;
    color: #0f1419;
    border: 1px solid #e1e8ed;
}

.tti-card-dim {
    background: #15202b;
    color: #f7f9f9;
    border: 1px solid #38444d;
}

.tti-card-dark {
    background: #000000;
    color: #e7e9ea;
    border: 1px solid #2f3336;
}

.tti-tw-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.tti-tw-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.tti-tw-avatar-fallback {
    background: #cfd9de;
}

.tti-tw-names {
    display: flex;
    flex-direction: column;
    min-width: 0;
    flex: 1;
}

.tti-tw-name {
    font-weight: 700;
    font-size: 1rem;
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.tti-tw-handle {
    font-size: 0.9rem;
    line-height: 1.3;
    color: #536471;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.tti-card-dim .tti-tw-handle,
.tti-card-dark .tti-tw-handle {
    color: #8b98a5;
}

.tti-tw-xlogo {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    color: #0f1419;
}

.tti-card-dim .tti-tw-xlogo,
.tti-card-dark .tti-tw-xlogo {
    color: #e7e9ea;
}

.tti-tw-text {
    margin-top: 0.9rem;
    font-size: 1.15rem;
    line-height: 1.5;
    white-space: normal;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.tti-tw-link {
    color: #1d9bf0;
}

.tti-tw-photos {
    margin-top: 0.9rem;
    border-radius: 12px;
    overflow: hidden;
    display: grid;
    gap: 3px;
}

.tti-tw-photos-1 {
    grid-template-columns: 1fr;
}

.tti-tw-photos-2 {
    grid-template-columns: 1fr 1fr;
}

.tti-tw-photos-grid {
    grid-template-columns: 1fr 1fr;
}

.tti-tw-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    min-width: 0;
}

.tti-tw-photos-2 .tti-tw-photo,
.tti-tw-photos-grid .tti-tw-photo {
    aspect-ratio: 1 / 1;
}

.tti-tw-date {
    margin-top: 0.9rem;
    font-size: 0.9rem;
    color: #536471;
}

.tti-card-dim .tti-tw-date,
.tti-card-dark .tti-tw-date {
    color: #8b98a5;
}

.tti-tw-metrics {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
    margin-top: 0.9rem;
    padding-top: 0.9rem;
    border-top: 1px solid #e1e8ed;
}

.tti-card-dim .tti-tw-metrics {
    border-top-color: #38444d;
}

.tti-card-dark .tti-tw-metrics {
    border-top-color: #2f3336;
}

.tti-tw-metric {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: #536471;
}

.tti-card-dim .tti-tw-metric,
.tti-card-dark .tti-tw-metric {
    color: #8b98a5;
}

.tti-tw-metric svg {
    width: 17px;
    height: 17px;
    flex-shrink: 0;
}

.tti-tw-credit {
    margin-top: 0.75rem;
    font-size: 0.75rem;
    color: #8b98a5;
    text-align: right;
}

/* ============================================
   Options Column
   ============================================ */
.tti-options-col {
    min-width: 0;
}

.tti-option-group {
    margin-bottom: 1.25rem;
}

/* Segmented controls */
.tti-segmented {
    display: flex;
    gap: 4px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 4px;
}

.tti-segmented-wrap {
    flex-wrap: wrap;
}

.tti-seg-btn {
    flex: 1 1 auto;
    min-width: 0;
    padding: 0.45rem 0.6rem;
    border: none;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: background var(--transition-speed), color var(--transition-speed);
}

.tti-seg-btn:hover {
    background: var(--bg-tertiary);
}

.tti-seg-btn.active {
    background: var(--primary);
    color: #ffffff;
}

/* Background swatches */
.tti-swatches {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tti-swatch {
    width: 34px;
    height: 34px;
    border-radius: var(--radius-sm);
    border: 2px solid var(--border);
    cursor: pointer;
    padding: 0;
    transition: transform var(--transition-speed), border-color var(--transition-speed), box-shadow var(--transition-speed);
}

.tti-swatch:hover {
    transform: scale(1.08);
}

.tti-swatch.active {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.tti-swatch-transparent {
    background-image:
        linear-gradient(45deg, rgba(120,120,120,0.35) 25%, transparent 25%, transparent 75%, rgba(120,120,120,0.35) 75%),
        linear-gradient(45deg, rgba(120,120,120,0.35) 25%, transparent 25%, transparent 75%, rgba(120,120,120,0.35) 75%);
    background-size: 12px 12px;
    background-position: 0 0, 6px 6px;
    background-color: #ffffff;
}

/* Checkboxes - scoped override against the global
   custom_styles.css blue/20px checkbox rules */
.tti-checkbox-row {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.4rem 0;
    font-size: 0.9rem;
    color: var(--text);
    cursor: pointer;
    user-select: none;
}

.tti-checkbox-row input.tti-checkbox {
    width: 18px !important;
    height: 18px !important;
    min-width: 18px !important;
    margin: 0 !important;
    accent-color: var(--primary) !important;
    cursor: pointer !important;
    flex-shrink: 0;
}

/* Action buttons */
.tti-action-buttons {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    margin-top: 0.5rem;
}

.tti-action-buttons .tti-btn {
    width: 100%;
}

/* ============================================
   Error Message
   ============================================ */
.tti-error-message {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 1rem 1.25rem;
    background: var(--danger-light);
    border: 1px solid var(--danger);
    border-radius: var(--radius-md);
    color: var(--danger);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.tti-error-message a {
    color: var(--danger);
    font-weight: 600;
    text-decoration: underline;
}

.tti-error-message svg {
    flex-shrink: 0;
}

.tti-error-close {
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.25rem;
    background: transparent;
    border: none;
    color: var(--danger);
    cursor: pointer;
    border-radius: var(--radius-sm);
}

.tti-error-close:hover {
    background: rgba(0, 0, 0, 0.06);
}

/* ============================================
   Related Tools
   ============================================ */
.tti-related-tools {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 2rem 1rem;
}

.tti-related-tools-box {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1rem 1.25rem;
}

.tti-related-label {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-secondary);
}

.tti-related-label svg {
    color: var(--primary);
}

.tti-related-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tti-related-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.9rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-decoration: none;
    transition: background var(--transition-speed), border-color var(--transition-speed), color var(--transition-speed);
}

.tti-related-link:hover {
    background: var(--primary-light);
    border-color: var(--primary);
    color: var(--primary);
}

.tti-related-link svg {
    color: var(--primary);
}

/* ============================================
   Info Sections
   ============================================ */
.tti-info-sections {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 2rem 2rem;
}

.tti-info-card {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    margin-bottom: 1.5rem;
}

.tti-info-card h2 {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin: 0 0 1rem;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text);
}

.tti-info-card h2 svg {
    color: var(--primary);
    flex-shrink: 0;
}

.tti-info-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin: 0.75rem 0;
}

.tti-info-card a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
}

.tti-info-card a:hover {
    text-decoration: underline;
}

.tti-steps-list {
    margin: 0;
    padding-left: 1.25rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

.tti-steps-list li {
    margin-bottom: 0.6rem;
}

.tti-steps-list strong {
    color: var(--text);
}

/* Format / explanation grid */
.tti-format-list,
.tti-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin: 1.25rem 0;
}

.tti-format-list > *,
.tti-features-grid > * {
    min-width: 0;
}

.tti-format-item,
.tti-feature-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.1rem;
}

.tti-format-item svg,
.tti-feature-item svg {
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.tti-format-item h4,
.tti-feature-item h4 {
    margin: 0 0 0.4rem;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text);
}

.tti-format-item p,
.tti-feature-item p {
    margin: 0;
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* FAQ */
.tti-faq-list {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.tti-faq-item {
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--bg-secondary);
}

.tti-faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    width: 100%;
    padding: 1rem 1.25rem;
    background: transparent;
    border: none;
    text-align: left;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text);
    cursor: pointer;
}

.tti-faq-question svg {
    flex-shrink: 0;
    color: var(--primary);
    transition: transform var(--transition-speed);
}

.tti-faq-item.active .tti-faq-question svg {
    transform: rotate(180deg);
}

.tti-faq-answer {
    display: none;
    padding: 0 1.25rem 1rem;
}

.tti-faq-item.active .tti-faq-answer {
    display: block;
}

.tti-faq-answer p {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 900px) {
    .tti-editor-grid {
        grid-template-columns: 1fr;
    }

    .tti-preview-scroll {
        max-height: none;
        overflow-x: auto;
    }
}

@media (max-width: 640px) {
    .tool-container {
        padding: 1.25rem;
    }

    .tti-related-tools,
    .tti-info-sections {
        padding-left: 1.25rem;
        padding-right: 1.25rem;
    }

    .tti-input-section,
    .tti-editor-section,
    .tti-info-card {
        padding: 1.25rem;
    }

    .tool-title {
        font-size: 1.4rem;
    }

    .tti-capture-frame {
        padding: 20px;
    }
}