/* ============================================
   PASSWORD GENERATOR - STYLES
   ============================================
   Version: 1.1
   Mobile-first responsive design
   ============================================ */

/* ============================================
   BASE STYLES (Mobile: 320px+)
   ============================================ */

:root {
    --color-bg: #1a1a2e;
    --color-surface: #16213e;
    --color-surface-elevated: #1f2b47;
    --color-text: #e8e8e8;
    --color-text-muted: #8892a6;
    --color-accent: #f0c674;
    --color-success: #98c379;
    --color-warning: #e5c07b;
    --color-danger: #e06c75;
    --color-info: #61afef;
    --color-char-upper: #56b6c2;
    --color-char-lower: #e8e8e8;
    --color-char-number: #f0c674;
    --color-char-symbol: #c678dd;
    --color-strength-weak: #e06c75;
    --color-strength-fair: #e5c07b;
    --color-strength-good: #98c379;
    --color-strength-strong: #61afef;
    --color-strength-excellent: #c678dd;
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --touch-target: 44px;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    padding: var(--space-md);
    min-height: 100vh;
    line-height: 1.5;
}

.container { width: 100%; max-width: 100%; }

/* Header */
.header { text-align: center; margin-bottom: var(--space-lg); }
.header h1 { font-size: 1.5rem; font-weight: 600; margin-bottom: var(--space-xs); }
.header .tagline { font-size: 0.875rem; color: var(--color-text-muted); }

/* Password Display Section */
.password-section {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
}

.password-display {
    font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
    font-size: 1.125rem;
    padding: var(--space-md);
    background: var(--color-surface-elevated);
    border-radius: var(--radius-md);
    word-break: break-all;
    min-height: 60px;
    max-height: 120px;
    overflow-y: auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    align-content: center;
    justify-content: center;
    text-align: center;
    letter-spacing: 0.5px;
}

/* Progressive font size reduction for long passwords */
.password-display.length-medium { font-size: 0.9375rem; }
.password-display.length-long { font-size: 0.8125rem; }
.password-display.length-very-long { font-size: 0.6875rem; letter-spacing: 0.25px; }

.password-display.hidden-password { letter-spacing: 2px; }
.password-display.hidden-password.length-medium { letter-spacing: 1.5px; }
.password-display.hidden-password.length-long { letter-spacing: 1px; }
.password-display.hidden-password.length-very-long { letter-spacing: 0.5px; }
.char-upper { color: var(--color-char-upper); }
.char-lower { color: var(--color-char-lower); }
.char-number { color: var(--color-char-number); }
.char-symbol { color: var(--color-char-symbol); }
.char-emoji { font-style: normal; }

/* Action buttons row */
.action-row {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.action-btn {
    min-height: var(--touch-target);
    padding: var(--space-sm) var(--space-md);
    font-size: 0.875rem;
    font-weight: 500;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    background: var(--color-surface-elevated);
    color: var(--color-text);
    transition: all var(--transition-fast);
}

.action-btn:active { transform: scale(0.98); }

.action-btn svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

/* Generate button - primary CTA */
.generate-btn {
    flex: 1;
    background: var(--color-accent);
    color: var(--color-bg);
    font-weight: 600;
    font-size: 1rem;
}

.generate-btn:hover {
    background: #ffe08a;
    box-shadow: 0 4px 12px rgba(240, 198, 116, 0.4);
}

.generate-btn:focus-visible {
    background: #ffe08a;
    box-shadow: 0 4px 12px rgba(240, 198, 116, 0.4);
}

.generate-btn:active {
    background: #d4ad5a;
    box-shadow: none;
}

/* Icon buttons */
.icon-btn {
    width: var(--touch-target);
    padding: var(--space-sm);
}

.icon-btn:hover {
    background: var(--color-surface-elevated);
}

.icon-btn:focus-visible {
    background: var(--color-surface-elevated);
}

.icon-btn.copied,
.icon-btn.copied:hover,
.icon-btn.copied:focus-visible {
    background: var(--color-success);
    color: var(--color-bg);
}

/* Strength Meter */
.strength-section { margin-top: var(--space-md); }

.strength-bar-container {
    height: 8px;
    background: var(--color-surface-elevated);
    border-radius: var(--radius-sm);
    overflow: hidden;
    margin-bottom: var(--space-sm);
}

.strength-bar {
    height: 100%;
    width: 0%;
    transition: width var(--transition-normal), background var(--transition-normal);
    border-radius: var(--radius-sm);
}

.strength-bar.weak { background: var(--color-strength-weak); width: 20%; }
.strength-bar.fair { background: var(--color-strength-fair); width: 40%; }
.strength-bar.good { background: var(--color-strength-good); width: 60%; }
.strength-bar.strong { background: var(--color-strength-strong); width: 80%; }
.strength-bar.excellent { background: var(--color-strength-excellent); width: 100%; }

.strength-details {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.strength-label { font-weight: 600; }
.strength-label.weak { color: var(--color-strength-weak); }
.strength-label.fair { color: var(--color-strength-fair); }
.strength-label.good { color: var(--color-strength-good); }
.strength-label.strong { color: var(--color-strength-strong); }
.strength-label.excellent { color: var(--color-strength-excellent); }

.entropy-warning {
    margin-top: var(--space-sm);
    padding: var(--space-sm);
    background: rgba(224, 108, 117, 0.1);
    border: 1px solid var(--color-danger);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    color: var(--color-danger);
    display: none;
}

.entropy-warning.visible { display: block; }

/* Mode Tabs */
.mode-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.mode-tab {
    padding: var(--space-md);
    min-height: var(--touch-target);
    text-align: center;
    border-radius: var(--radius-md);
    border: 2px solid var(--color-surface);
    background: var(--color-surface);
    color: var(--color-text-muted);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.mode-tab.active {
    border-color: var(--color-accent);
    background: var(--color-surface-elevated);
    color: var(--color-text);
}

/* Settings Panels */
.settings-panel {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    display: none;
}

.settings-panel.active { display: block; }

.settings-group { margin-bottom: var(--space-md); }
.settings-group:last-child { margin-bottom: 0; }

.settings-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-muted);
    margin-bottom: var(--space-sm);
}

/* Help tooltip button */
.help-btn {
    width: 20px;
    height: 20px;
    padding: 0;
    background: var(--color-surface-elevated);
    border: 1px solid var(--color-text-muted);
    border-radius: 50%;
    color: var(--color-text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

/* Tooltip - uses fixed positioning to avoid overflow clipping */
.tooltip {
    position: relative;
    display: inline-flex;
}

.tooltip-content {
    display: none;
}

/* Global tooltip popup - appended to body via JS */
.tooltip-popup {
    position: fixed;
    background: var(--color-surface-elevated);
    border: 1px solid var(--color-text-muted);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    font-size: 0.8125rem;
    color: var(--color-text);
    z-index: 10000;
    max-width: 320px;
    width: max-content;
    text-align: left;
    font-weight: 400;
    line-height: 1.5;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    pointer-events: none;
}

.tooltip-popup::after {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    border: 8px solid transparent;
}

.tooltip-popup.above::after {
    top: 100%;
    border-top-color: var(--color-text-muted);
}

.tooltip-popup.below::after {
    bottom: 100%;
    border-bottom-color: var(--color-text-muted);
}

.tooltip-example {
    display: block;
    margin-top: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    background: var(--color-surface);
    border-radius: var(--radius-sm);
    font-family: 'SF Mono', Consolas, monospace;
    color: var(--color-accent);
}

/* Length Slider */
.length-control {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.length-slider {
    flex: 1;
    height: var(--touch-target);
    -webkit-appearance: none;
    appearance: none;
    background: transparent;
    cursor: pointer;
}

.length-slider::-webkit-slider-runnable-track {
    height: 8px;
    background: var(--color-surface-elevated);
    border-radius: var(--radius-sm);
}

.length-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 24px;
    height: 24px;
    background: var(--color-accent);
    border-radius: 50%;
    margin-top: -8px;
    cursor: grab;
}

.length-slider::-moz-range-track {
    height: 8px;
    background: var(--color-surface-elevated);
    border-radius: var(--radius-sm);
}

.length-slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    background: var(--color-accent);
    border-radius: 50%;
    border: none;
}

.length-value {
    min-width: 48px;
    padding: var(--space-sm);
    background: var(--color-surface-elevated);
    border: none;
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-size: 1rem;
    text-align: center;
    font-family: inherit;
}

/* Checkbox Grid */
.checkbox-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    background: var(--color-surface-elevated);
    border-radius: var(--radius-sm);
    cursor: pointer;
    min-height: var(--touch-target);
    transition: background var(--transition-fast);
}

.checkbox-item:has(input:checked) {
    background: rgba(240, 198, 116, 0.15);
}

.checkbox-item input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--color-accent);
    cursor: pointer;
    flex-shrink: 0;
}

.checkbox-item .item-content {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex: 1;
    min-width: 0;
}

.checkbox-item span { font-size: 0.875rem; }

/* Collapsible Sections */
.collapsible { margin-top: var(--space-md); }

.collapsible-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: var(--touch-target);
    padding: var(--space-sm) 0;
    cursor: pointer;
    color: var(--color-text-muted);
    font-size: 0.875rem;
    border-top: 1px solid var(--color-surface-elevated);
}

.collapsible-header svg {
    width: 20px;
    height: 20px;
    transition: transform var(--transition-fast);
}

.collapsible-header.open svg {
    transform: rotate(180deg);
}

.collapsible-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.collapsible-content.open { max-height: 800px; }

.collapsible-inner { padding: var(--space-md) 0; }

/* Text Input */
.text-input {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    min-height: var(--touch-target);
    background: var(--color-surface-elevated);
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color var(--transition-fast);
}

.text-input:focus {
    outline: none;
    border-color: var(--color-accent);
}

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

/* Select Input */
.select-input {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    min-height: var(--touch-target);
    background: var(--color-surface-elevated);
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-size: 1rem;
    font-family: inherit;
    cursor: pointer;
    transition: border-color var(--transition-fast);
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238892a6' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-md) center;
    padding-right: calc(var(--space-md) + 20px);
}

.select-input:focus {
    outline: none;
    border-color: var(--color-accent);
}

.select-input option {
    background: var(--color-surface);
    color: var(--color-text);
}

/* Radio Group */
.radio-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.radio-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    background: var(--color-surface-elevated);
    border-radius: var(--radius-sm);
    cursor: pointer;
    min-height: var(--touch-target);
}

.radio-item:has(input:checked) {
    background: rgba(240, 198, 116, 0.15);
}

.radio-item input[type="radio"] {
    width: 20px;
    height: 20px;
    accent-color: var(--color-accent);
    cursor: pointer;
    flex-shrink: 0;
}

.radio-item .item-content {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex: 1;
}

/* Position toggle for number/symbol placement */
.position-toggle {
    display: flex;
    gap: var(--space-xs);
    flex-wrap: wrap;
}

.position-option {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    background: var(--color-surface-elevated);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.8125rem;
    min-height: 36px;
    transition: background var(--transition-fast);
}

.position-option:has(input:checked) {
    background: rgba(240, 198, 116, 0.15);
}

.position-option input[type="radio"] {
    width: 16px;
    height: 16px;
    accent-color: var(--color-accent);
    cursor: pointer;
}

/* Frequency toggle (number/emoji distribution) */
.frequency-toggle {
    display: flex;
    gap: var(--space-xs);
    flex-wrap: wrap;
}

.frequency-option {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    background: var(--color-surface-elevated);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.8125rem;
    transition: background var(--transition);
}

.frequency-option:has(input:checked) {
    background: rgba(240, 198, 116, 0.15);
}

.frequency-option input[type="radio"] {
    width: 16px;
    height: 16px;
    accent-color: var(--color-accent);
    cursor: pointer;
}

.sub-options {
    border-left: 2px solid var(--color-surface-elevated);
    padding-left: var(--space-md);
}

/* Display Settings */
.display-settings-section {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
}

.display-settings-section .collapsible {
    margin-top: 0;
}

.decode-speed-options {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.radio-pill {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-surface-elevated);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.875rem;
    min-height: var(--touch-target);
    transition: background var(--transition-fast), box-shadow var(--transition-fast);
}

.radio-pill:has(input:checked) {
    background: rgba(240, 198, 116, 0.2);
    box-shadow: inset 0 0 0 2px var(--color-accent);
}

.radio-pill input[type="radio"] {
    width: 16px;
    height: 16px;
    accent-color: var(--color-accent);
    cursor: pointer;
}

/* Share URL Section */
.url-settings-section {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
}

.url-copy-container {
    display: flex;
    gap: var(--space-sm);
}

.url-copy-input {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
    min-height: var(--touch-target);
    background: var(--color-surface-elevated);
    border: none;
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    font-size: 0.75rem;
    font-family: 'SF Mono', Consolas, monospace;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* History Section */
.history-section {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-md);
}

.history-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: var(--touch-target);
    padding: var(--space-md);
    cursor: pointer;
}

.history-title {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.history-header svg {
    width: 20px;
    height: 20px;
    color: var(--color-text-muted);
    transition: transform var(--transition-fast);
}

.history-header.open svg {
    transform: rotate(180deg);
}

.history-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.history-content.open { max-height: 500px; overflow-y: auto; }

.history-inner { padding: 0 var(--space-md) var(--space-md); }

.history-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    background: var(--color-surface-elevated);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-sm);
}

.history-item:last-of-type { margin-bottom: 0; }

.history-password {
    flex: 1;
    font-family: 'SF Mono', Consolas, monospace;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    word-break: break-all;
    min-width: 0;
}

.history-password.visible { color: var(--color-text); }

.history-actions {
    display: flex;
    gap: var(--space-xs);
    flex-shrink: 0;
}

.history-btn {
    width: 36px;
    height: 36px;
    padding: var(--space-xs);
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.history-btn:hover { background: var(--color-surface); }

.history-btn svg { width: 18px; height: 18px; }

.history-clear-btn {
    width: 100%;
    padding: var(--space-sm);
    min-height: var(--touch-target);
    background: transparent;
    border: 1px solid var(--color-danger);
    border-radius: var(--radius-sm);
    color: var(--color-danger);
    font-size: 0.875rem;
    cursor: pointer;
    margin-top: var(--space-md);
}

.history-warning {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-align: center;
    margin-top: var(--space-sm);
}

.history-empty {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.875rem;
    padding: var(--space-md);
}

/* Footer */
.footer {
    text-align: center;
    padding: var(--space-md);
    color: var(--color-text-muted);
    font-size: 0.75rem;
}

.keyboard-shortcuts { display: none; }

.kbd {
    display: inline-block;
    padding: 2px 6px;
    background: var(--color-surface);
    border-radius: var(--radius-sm);
    font-family: 'SF Mono', Consolas, monospace;
    font-size: 0.75rem;
    margin: 0 2px;
}

/* Toast */
.toast {
    position: fixed;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--color-surface-elevated);
    color: var(--color-text);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    opacity: 0;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
    z-index: 1000;
    pointer-events: none;
}

.toast.visible {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

/* Dictionary Status */
.dictionary-status {
    display: none;
    padding: var(--space-sm);
    background: rgba(97, 175, 239, 0.1);
    border: 1px solid var(--color-info);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    color: var(--color-info);
    text-align: center;
    margin-bottom: var(--space-md);
}

.dictionary-status.loading { display: block; }

.dictionary-status.error {
    display: block;
    background: rgba(224, 108, 117, 0.1);
    border-color: var(--color-danger);
    color: var(--color-danger);
}

/* Focus States */
button:focus-visible,
input:focus-visible,
.mode-tab:focus-visible,
.collapsible-header:focus-visible {
    outline: 2px solid var(--color-accent);
    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: 0;
}

/* Length mode toggle for passphrase */
.length-mode-toggle {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.length-mode-btn {
    flex: 1;
    padding: var(--space-sm);
    min-height: 36px;
    background: var(--color-surface-elevated);
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    font-size: 0.8125rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.length-mode-btn.active {
    border-color: var(--color-accent);
    color: var(--color-text);
    background: rgba(240, 198, 116, 0.1);
}

/* Target length section */
.target-length-section {
    display: none;
    margin-top: var(--space-md);
    padding: var(--space-md);
    background: var(--color-surface-elevated);
    border-radius: var(--radius-sm);
}

.target-length-section.active { display: block; }

.target-length-row {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.target-length-row:last-child { margin-bottom: 0; }

.target-length-row label {
    min-width: 40px;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

/* ============================================
   TABLET+ (768px+)
   ============================================ */
@media (min-width: 768px) {
    body {
        padding: var(--space-xl);
        display: flex;
        justify-content: center;
        align-items: flex-start;
    }

    .container { max-width: 700px; }
    .header h1 { font-size: 2rem; }
    .password-display { font-size: 1.375rem; padding: var(--space-lg); }

    .settings-row {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--space-lg);
    }

    .checkbox-grid { grid-template-columns: 1fr; }
}

/* ============================================
   DESKTOP (1024px+)
   ============================================ */
@media (min-width: 1024px) {
    .container { max-width: 800px; }

    .keyboard-shortcuts {
        display: block;
        padding: var(--space-md);
        text-align: center;
        color: var(--color-text-muted);
        font-size: 0.8125rem;
        border-top: 1px solid var(--color-surface);
    }

    .mode-tab:hover:not(.active) {
        border-color: var(--color-text-muted);
        background: var(--color-surface-elevated);
    }

    .action-btn:hover { background: var(--color-surface-elevated); }
    .action-btn.generate-btn:hover {
        background: #ffe08a;
    }
    .checkbox-item:hover { background: var(--color-surface); }
}

@media (min-width: 1280px) {
    .container { max-width: 900px; }
}