@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    --c-bg: #F9FAFB; --c-surface: #ffffff; --c-text-primary: #1F2937; --c-text-secondary: #6B7280;
    --c-primary: #618164; --c-primary-hover: #4F6F52; --c-border: #E5E7EB;
    --c-danger: #EF4444; --c-danger-hover: #DC2626;
    --c-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.2), 0 2px 4px -2px rgba(0, 0, 0, 0.2);
    --border-radius-lg: 16px; --border-radius-md: 8px;
    --transition-speed: 0.2s;
}

body.dark-mode {
    --c-bg: #242424; --c-surface: #2e2e2e; --c-text-primary: #F9FAFB; --c-text-secondary: #9CA3AF;
    --c-border: #000000; --c-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.2), 0 2px 4px -2px rgba(0, 0, 0, 0.2);
}

@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    60% {
        opacity: 1;
        transform: translateY(-5px) scale(1.05);
    }
    100% {
        transform: translateY(0) scale(1);
    }
}
@keyframes fadeIn { from { opacity: 0 } to { opacity: 1 } }
@keyframes bouncyPopIn {
    0% {
        opacity: 0;
        transform: scale(0.5) translateY(10px);
    }
    70% {
        opacity: 1;
        transform: scale(1.05) translateY(-5px);
    }
    100% {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

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

body { 
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; 
    background-color: var(--c-bg); 
    color: var(--c-text-primary); 
    line-height: 1.5; 
    padding: 24px; 
    transition: background-color var(--transition-speed), color var(--transition-speed); 
}

.sidebar-open { overflow: hidden; }
.container { max-width: 1400px; margin: 0 auto; }

header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
header .title-group { text-align: left; }
header .header-actions { display: flex; align-items: center; gap: 8px; }
header h1 { 
    font-size: 1.875rem; 
    font-weight: 700; 
    color: var(--c-text-primary); 
    cursor: pointer;
    transition: color var(--transition-speed);
}
header h1:hover {
    color: var(--c-primary);
}
.byline { font-size: 0.9rem; font-weight: 500; color: var(--c-text-secondary); margin-top: 4px; }

.header-button { 
    font-size: 1.5rem; background: none; border: none; cursor: pointer; 
    color: var(--c-text-secondary); padding: 8px; border-radius: var(--border-radius-md); 
    transition: transform var(--transition-speed), background-color var(--transition-speed), color var(--transition-speed); 
    display: flex; align-items: center; justify-content: center; 
}
.header-button svg { width: 24px; height: 24px; }
.header-button:hover { transform: scale(1.1); background-color: var(--c-border); }
.header-button:active {
    transform: scale(0.9);
    transition: transform 0.1s;
}
#hamburger-btn { display: none; }

#eyedropper-btn.active {
    background-color: var(--c-primary);
    color: white;
    box-shadow: 0 0 10px rgba(97, 129, 100, 0.3);
}

.art-container { 
    position: relative; width: 100%; margin-bottom: 10px; border-radius: var(--border-radius-lg); 
    overflow: hidden; box-shadow: var(--c-shadow); max-height: 116px; background-color: var(--c-bg); 
}
.art-credit { text-align: center; margin-bottom: 20px; font-size: 0.85rem; font-weight: 500; color: var(--c-text-secondary); }
.art-credit a { color: var(--c-primary); text-decoration: none; transition: color var(--transition-speed); }
.art-credit a:hover { color: var(--c-primary-hover); text-decoration: underline; }

.upload-area { 
    border: 2px dashed var(--c-border); border-radius: var(--border-radius-lg); padding: 60px 40px; 
    cursor: pointer; transition: background-color var(--transition-speed), border-color var(--transition-speed); 
    margin-bottom: 30px; display: flex; flex-direction: column; justify-content: center; 
    align-items: center; text-align: center; background-color: var(--c-surface); box-shadow: var(--c-shadow); 
}
.upload-area:hover, .upload-area.dragover { background-color: var(--c-bg); border-color: var(--c-primary); }
.upload-area-icon { font-size: 3rem; color: var(--c-primary); margin-bottom: 16px; transition: color var(--transition-speed); }
.upload-area div { font-weight: 500; font-size: 1.125rem; }
.upload-area div span { color: var(--c-primary); font-weight: 600; transition: color var(--transition-speed); }
.upload-area p { color: var(--c-text-secondary); font-size: 0.9rem; margin-top: 8px; }
#imageInput { display: none; }

.workspace { display: none; grid-template-columns: 1fr 380px; gap: 40px; align-items: flex-start; margin-top: 20px; }
.workspace.is-visible .animated-panel { animation: fadeInUp 0.5s ease-out forwards; }
.main-content { display: flex; flex-direction: column; gap: 24px; min-width: 0; }

.main-preview-container { 
    background-color: var(--c-surface); border-radius: var(--border-radius-lg); 
    border: 1px solid var(--c-border); box-shadow: var(--c-shadow); 
    padding: 24px; position: relative; 
}

.comparison-slider { 
    position: relative; width: 100%; overflow: hidden; border-radius: var(--border-radius-md); 
    background-color: var(--c-bg); min-height: 450px; display: flex; 
    justify-content: center; align-items: center; 
}
.comparison-slider.eyedropper-active { cursor: crosshair; }
.comparison-slider .image-wrapper { position: absolute; top: 0; left: 0; width: 100%; height: 100%; overflow: hidden; }
.comparison-slider img { display: block; width: 100%; height: 100%; object-fit: contain; pointer-events: none; max-height: 70vh; }
.comparison-slider .after-wrapper { 
    clip-path: inset(0 0 0 50%); 
    transition: none !important;
    will-change: clip-path;
}
.comparison-slider .slider-handle { 
    position: absolute; top: 0; left: 50%; transform: translateX(-50%); 
    width: 1.6px; height: 100%; background-color: rgba(255, 255, 255, 0.8); 
    cursor: ew-resize; z-index: 10; 
    transition: none !important;
    will-change: left;
}
.comparison-slider .handle-icon { 
    position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); 
    width: 36px; height: 36px; border-radius: 20%; color: white; 
    border: 1.6px solid rgba(255, 255, 255, 0.9); display: flex; align-items: center; 
    justify-content: center; box-shadow: 0 2px 8px rgba(0,0,0,0.3); 
}

#eyedropper-loupe {
    position: absolute;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 3px solid white;
    box-shadow: 0 0 10px rgba(0,0,0,0.3);
    overflow: hidden;
    pointer-events: none;
    z-index: 100;
    background: #fff;
}

#loupe-canvas {
    width: 100%;
    height: 100%;
    image-rendering: pixelated;
    position: relative;
}

#loupe-canvas::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 10%; 
    height: 10%;
    transform: translate(-50%, -50%);
    border: 1px solid red;
    box-sizing: border-box;
}

.preview-info-bar { display: flex; justify-content: space-between; align-items: center; padding: 16px 0 0; gap: 16px; flex-wrap: wrap; }
.preview-info { font-weight: 500; font-size: 0.9rem; color: var(--c-text-secondary); }
.preview-info b { color: var(--c-text-primary); }
#compression-ratio { 
    font-size: 0.8rem; 
    font-weight: 600; padding: 2px 8px; border-radius: 99px; 
    transition: all var(--transition-speed);
}

#compression-ratio.compression-success { 
    background-color: #22c55e20; color: #16A34A; 
}

#compression-ratio.compression-warning { 
    background-color: #f59e0b20; color: #f59e0b; 
}

.color-palette-container { padding-top: 20px; margin-top: 20px; border-top: 1px solid var(--c-border); }
.color-palette-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.color-palette-header h3 { font-size: 1rem; font-weight: 600; color: var(--c-text-primary); margin: 0; }
.eyedropper-wrapper { display: flex; align-items: center; gap: 8px; }
.color-palette { display: flex; gap: 10px; flex-wrap: wrap; }
.color-swatch { 
    width: 40px; height: 40px; border-radius: var(--border-radius-md); 
    cursor: pointer; border: 2px solid var(--c-surface); 
    transition: transform .2s, background-color .1s; position: relative; 
}
.color-swatch:hover { transform: scale(1.1); }
.color-swatch .hex-code { 
    position: absolute; bottom: -20px; left: 50%; transform: translateX(-50%); 
    background: var(--c-text-primary); color: var(--c-surface); padding: 2px 6px; 
    border-radius: 4px; font-size: 0.75rem; opacity: 0; 
    transition: opacity .2s; pointer-events: none; white-space: nowrap;
}
.color-swatch:hover .hex-code { opacity: 1; }

.color-swatch.theme-color-selected {
    border: 3px solid var(--c-primary);
    transform: scale(1.1);
    box-shadow: 0 0 0 2px var(--c-primary);
}

.color-swatch.theme-color-selected::after {
    content: '🎨';
    position: absolute;
    top: -8px;
    right: -8px;
    font-size: 12px;
    background: var(--c-primary);
    color: white;
    border-radius: 50%;
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

#imageQueueContainer { 
    display: flex; gap: 16px; overflow-x: auto; padding: 16px; border-radius: var(--border-radius-lg); 
    -ms-overflow-style: none; scrollbar-width: thin; scrollbar-color: var(--c-border) transparent; 
    animation-delay: 0.1s; background-color: var(--c-surface); 
    border: 1px solid var(--c-border); box-shadow: var(--c-shadow); 
}
#imageQueueContainer::-webkit-scrollbar { height: 8px; }
#imageQueueContainer::-webkit-scrollbar-thumb { background: var(--c-border); border-radius: 4px; }

.image-card { 
    flex-shrink: 0; border: 2px solid transparent; border-radius: var(--border-radius-md); 
    padding: 8px; background-color: var(--c-surface); cursor: pointer; 
    transition: transform var(--transition-speed), box-shadow var(--transition-speed), border-color var(--transition-speed); 
    flex-basis: 130px; text-align: center; 
    border: 1px solid var(--c-border); position: relative; overflow: hidden;
    animation: bouncyPopIn 0.5s ease-out forwards;
    opacity: 0;
}
.image-card:hover { transform: translateY(-4px) scale(1.03); box-shadow: var(--c-shadow); border-color: var(--c-primary); }
.image-card.selected { border-color: var(--c-primary); box-shadow: 0 0 0 2px var(--c-primary); }
.image-preview { width: 100%; height: 90px; border-radius: 6px; object-fit: cover; background-color: var(--c-bg); }
.delete-card-btn { 
    position: absolute; top: 0px; right: 0px; background-color: var(--c-primary); 
    color: white; border: none; border-radius: 0 var(--border-radius-md) 0 var(--border-radius-md); 
    width: 24px; height: 24px; font-size: 1rem; line-height: 1; 
    cursor: pointer; opacity: 0; pointer-events: none; transition: all .2s; 
    transform: translate(222%, -46%);
}
.image-card:hover .delete-card-btn, .image-card.selected .delete-card-btn { opacity: 0.8; pointer-events: auto; transform: translate(222%, -46%); }
.delete-card-btn:hover { opacity: 1; background-color: var(--c-primary-hover); transform: translate(222%, -46%); }


.progress-overlay { 
    position: absolute; top: 0; left: 0; width: 100%; height: 100%; 
    background: rgba(0,0,0,0.5); color: white; display: none; 
    flex-direction: column; justify-content: center; align-items: center; padding: 8px; 
}
.progress-bar { width: 80%; height: 6px; background: rgba(255,255,255,0.3); border-radius: 3px; overflow: hidden; margin-top: 8px; }
.progress-bar-inner { width: 0%; height: 100%; background: var(--c-primary); transition: width 0.3s, background-color var(--transition-speed); }
.progress-text { font-size: 0.75rem; font-weight: 500; }

.settings { 
    background-color: var(--c-surface); padding: 24px; border-radius: var(--border-radius-lg); 
    border: 1px solid var(--c-border); position: sticky; top: 24px; 
    transition: background-color var(--transition-speed); 
    animation-delay: 0.2s; box-shadow: var(--c-shadow); 
}
.settings fieldset { border: none; padding: 0; margin-bottom: 24px; }
.settings fieldset:last-of-type { margin-bottom: 0; }
.settings legend { 
    font-weight: 600; color: var(--c-text-primary); padding: 0; margin-bottom: 16px; 
    font-size: 1.125rem; width: 100%; border-bottom: 1px solid var(--c-border); padding-bottom: 12px; 
}
.setting-item { margin-bottom: 20px; }
.setting-item:last-child { margin-bottom: 0; }
.setting-item label { display: block; margin-bottom: 8px; font-weight: 500; font-size: 0.9rem; color: var(--c-text-secondary); }
.setting-item select, .setting-item input[type="number"], .setting-item input[type="text"], .setting-item input[type="color"] { 
    width: 100%; padding: 10px 12px; border: 1px solid var(--c-border); 
    border-radius: var(--border-radius-md); background-color: var(--c-surface); 
    color: var(--c-text-primary); transition: all var(--transition-speed); font-size: 0.9rem; 
}
.setting-item input:focus, .setting-item select:focus { border-color: var(--c-primary); box-shadow: 0 0 0 3px var(--c-primary); outline: none; }
.dimension-inputs { display: flex; align-items: center; gap: 10px; }
.dimension-inputs input[type="number"] { -moz-appearance: textfield; }
.dimension-inputs input::-webkit-outer-spin-button, .dimension-inputs input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.dimension-inputs span { font-weight: bold; color: var(--c-text-secondary); }
.aspect-ratio-label { display: flex; align-items: center; cursor: pointer; padding: 8px; border-radius: var(--border-radius-md); transition: background-color var(--transition-speed); }
.aspect-ratio-label:hover { background-color: var(--c-bg); }
#aspect-ratio-lock { display: none; }
.lock-icon { color: var(--c-text-secondary); transition: color var(--transition-speed); }
#aspect-ratio-lock:checked + .lock-icon { color: var(--c-primary); }
.file-size-inputs { display: flex; gap: 10px; }
.file-size-inputs select { width: 90px; }
.checkbox-label { display: flex; align-items: center; gap: 8px; font-weight: 500; font-size: 0.9rem; color: var(--c-text-secondary); cursor: pointer; }
input[type="checkbox"] { accent-color: var(--c-primary); }
.tooltip-icon { 
    display: inline-flex; align-items: center; justify-content: center; 
    width: 16px; height: 16px; border-radius: 50%; border: 1px solid var(--c-text-secondary); 
    font-size: 0.7rem; font-weight: 700; position: relative; 
}
.tooltip-icon:hover::after { 
    content: attr(title); position: absolute; bottom: 120%; left: 50%; transform: translateX(-50%); 
    background-color: var(--c-text-primary); color: var(--c-surface); padding: 6px 10px; 
    border-radius: var(--border-radius-md); font-size: 0.8rem; width: max-content; max-width: 250px; 
    z-index: 10; text-align: center; font-weight: 400;
}

#qualitySlider { -webkit-appearance: none; width: 100%; height: 8px; border-radius: 4px; background: var(--c-border); outline: none; transition: opacity .2s; }
#qualitySlider::-webkit-slider-thumb { 
    -webkit-appearance: none; appearance: none; width: 20px; height: 20px; 
    border-radius: 50%; background: var(--c-primary); cursor: pointer; 
    border: 3px solid var(--c-surface); box-shadow: var(--c-shadow); 
    transition: background-color var(--transition-speed); 
}
#qualitySlider:disabled::-webkit-slider-thumb { background: #9CA3AF; }
#resetSliderBtn { 
    font-size: 0.8rem; padding: 2px 8px; margin-left: 10px; border-radius: var(--border-radius-md); 
    border: 1px solid var(--c-border); background-color: transparent; 
    color: var(--c-text-secondary); cursor: pointer; transition: all var(--transition-speed); 
}
#resetSliderBtn:hover { background-color: var(--c-border); color: var(--c-text-primary); }

.preset-buttons { display: flex; gap: 8px; flex-wrap: wrap; }
.preset-buttons button {
    flex-grow: 1; padding: 8px 12px; font-size: 0.85rem; font-weight: 500;
    border: 1px solid var(--c-border); border-radius: var(--border-radius-md);
    background-color: var(--c-surface); color: var(--c-text-primary);
    cursor: pointer; transition: all var(--transition-speed);
}
.preset-buttons button:hover { background-color: var(--c-bg); border-color: var(--c-primary); }
.preset-buttons button.active { background-color: var(--c-primary); color: #fff; border-color: var(--c-primary); }

.action-buttons { display: flex; flex-direction: column; gap: 10px; margin-top: 10px; }
.action-button { 
    width: 100%; padding: 14px; font-size: 1rem; font-weight: 600; 
    color: #ffffff; border: none; border-radius: var(--border-radius-md); 
    cursor: pointer; transition: all var(--transition-speed); background-color: var(--c-primary); 
    display: flex; align-items: center; justify-content: center; gap: 8px; 
}
.action-button.danger-button { background-color: var(--c-primary); }
.action-button.danger-button:hover:not(:disabled) { background-color: var(--c-primary-hover); }
.action-button:hover:not(:disabled) { background-color: var(--c-primary-hover); transform: translateY(-3px) scale(1.02); box-shadow: var(--c-shadow); }
.action-button:active:not(:disabled) { transform: translateY(0) scale(0.98); }
.action-button:disabled { background-color: #9CA3AF; cursor: not-allowed; transform: none; box-shadow: none; }
.secondary-button { background-color: var(--c-surface); color: var(--c-primary); border: 1px solid var(--c-primary); }
.secondary-button:hover:not(:disabled) { background-color: var(--c-primary); color: var(--c-surface); }
.grid-buttons { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 10px;}
#uploadAnotherBtn { 
    display: none; margin-top: 10px; width: 100%; padding: 14px; 
    font-size: 1rem; font-weight: 600; color: var(--c-primary); 
    background-color: var(--c-surface); border: 1px solid var(--c-primary); 
    border-radius: var(--border-radius-md); cursor: pointer; transition: all var(--transition-speed); 
}
#uploadAnotherBtn:hover { background-color: var(--c-primary); color: var(--c-surface); }

.modal { 
    display: none; position: fixed; z-index: 1000; left: 0; top: 0; 
    width: 100%; height: 100%; overflow: auto; background-color: rgba(0,0,0,0.6); 
    animation: fadeIn 0.3s; 
    align-items: center;
    justify-content: center;
}
.modal-content { 
    background-color: var(--c-surface); margin: 0; padding: 24px;
    border: 1px solid var(--c-border); width: 90%; max-width: 500px; 
    border-radius: var(--border-radius-lg); position: relative; animation: bouncyPopIn 0.4s ease-out; 
}
.modal-header { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--c-border); padding-bottom: 16px; margin-bottom: 16px; }
.modal-header h2 { font-size: 1.25rem; }
.modal-header > div { display: flex; align-items: center; gap: 8px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 12px; margin-top: 24px; }
.close-button { color: var(--c-text-secondary); font-size: 28px; font-weight: bold; cursor: pointer; }

/* Popover Styles */
.popover {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    display: none;
    pointer-events: none;
}

.popover-content {
    position: absolute;
    top: 80px;
    right: 24px;
    background-color: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15), 0 5px 15px rgba(0, 0, 0, 0.1);
    width: 320px;
    max-height: 400px;
    overflow: hidden;
    animation: bouncyPopIn 0.4s ease-out;
    pointer-events: auto;
}

.popover-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px 12px;
    border-bottom: 1px solid var(--c-border);
    background-color: var(--c-bg);
}

.popover-header h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--c-text-primary);
    margin: 0;
}

.popover-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.popover-button {
    background: none;
    border: none;
    color: var(--c-text-secondary);
    padding: 6px;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-speed);
    display: flex;
    align-items: center;
    justify-content: center;
}

.popover-button:hover {
    background-color: var(--c-border);
    color: var(--c-text-primary);
}

.history-delete-btn:hover {
    background-color: #fee2e2;
    color: #dc2626;
}

.popover-close {
    background: none;
    border: none;
    color: var(--c-text-secondary);
    padding: 6px;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-speed);
    display: flex;
    align-items: center;
    justify-content: center;
}

.popover-close:hover {
    background-color: var(--c-border);
    color: var(--c-text-primary);
}

#historyList { 
    max-height: 300px; 
    overflow-y: auto; 
    display: flex; 
    flex-direction: column;
    gap: 8px; 
    padding: 16px 20px; 
}
.history-card { 
    background-color: var(--c-bg); border-radius: var(--border-radius-md); padding: 12px; 
    display: flex; align-items: center; gap: 12px; 
    border: 1px solid var(--c-border); cursor: pointer; 
    transition: all var(--transition-speed); 
}
.history-card:hover { border-color: var(--c-primary); background-color: var(--c-surface); }
.history-card img { width: 60px; height: 60px; object-fit: cover; border-radius: 6px; flex-shrink: 0; }
.history-card-info { font-size: 0.8rem; color: var(--c-text-secondary); flex: 1; min-width: 0; }
.history-card-info b { display: block; color: var(--c-text-primary); font-weight: 600; margin-bottom: 4px; }
.history-card-actions { display: flex; gap: 4px; flex-shrink: 0; }
.history-card .history-title {
  font-weight: 600;
  margin-bottom: 4px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}

#sidebar-overlay { position: fixed; inset: 0; background-color: rgba(0,0,0,0.5); z-index: 199; opacity: 0; pointer-events: none; transition: opacity var(--transition-speed) ease-in-out; }
#sidebar { 
    position: fixed; top: 0; right: 0; width: 280px; height: 100%; 
    background-color: var(--c-surface); z-index: 200; transform: translateX(100%); 
    transition: transform var(--transition-speed) ease-in-out; padding: 24px; 
    display: flex; flex-direction: column; gap: 16px; 
}
.sidebar-open #sidebar-overlay { opacity: 1; pointer-events: auto; }
.sidebar-open #sidebar { transform: translateX(0); }
.sidebar-header { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--c-border); padding-bottom: 16px; font-size: 1.2rem; font-weight: 600; }
.sidebar-button { 
    background: var(--c-bg); border: 1px solid var(--c-border); color: var(--c-text-primary); 
    width: 100%; padding: 12px; border-radius: var(--border-radius-md); 
    cursor: pointer; display: flex; align-items: center; gap: 12px; font-weight: 500; 
}
.sidebar-button svg { width: 20px; height: 20px; color: var(--c-text-secondary); }
#sidebar-close-btn-footer { margin-top: auto; }

#initial-art-slider { height: 116px; min-height: 116px; }
#initial-art-slider img { max-height: 116px; object-fit: cover; }
.initial-info-chip { 
    position: absolute; bottom: 12px; background-color: rgba(97, 129, 100, 0.7); 
    color: white; padding: 6px 12px; border-radius: var(--border-radius-md); 
    font-size: 0.7rem; font-weight: 600; backdrop-filter: blur(4px); 
    -webkit-backdrop-filter: blur(4px); border: 1px solid rgba(255, 255, 255, 0.2); 
}
#initial-before-info { left: 12px; }
#initial-after-info { right: 12px; }

.info-section-container { padding: 40px 0; margin-top: 20px; }
.features-section {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    text-align: center;
    margin-bottom: 60px;
}

.feature-item {
    flex: 1 1 280px;
    max-width: 340px;
}
.feature-item svg { color: var(--c-primary); width: 36px; height: 36px; margin-bottom: 16px; transition: transform 0.3s; }
.feature-item:hover svg { transform: scale(1.15); }
.feature-item h3 { font-size: 1.125rem; font-weight: 600; color: var(--c-text-primary); margin-bottom: 8px; }
.feature-item p { font-size: 0.9rem; color: var(--c-text-secondary); line-height: 1.6; }

.how-it-works-section { display: flex; justify-content: center; align-items: center; gap: 20px; margin-bottom: 60px; flex-wrap: wrap; }
.step-item { background-color: var(--c-surface); padding: 24px; border-radius: var(--border-radius-lg); border: 1px solid var(--c-border); text-align: center; flex: 1; min-width: 200px; max-width: 300px; }
.step-item .step-number { width: 40px; height: 40px; background-color: var(--c-primary); color: #ffffff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 1.2rem; margin: 0 auto 16px; }
.step-item h4 { font-size: 1.1rem; font-weight: 600; margin-bottom: 8px; color: var(--c-text-primary); }
.step-item p { color: var(--c-text-secondary); font-size: 0.9rem; }
.step-item-arrow { font-size: 2rem; color: var(--c-text-secondary); font-weight: 200; }
@media (max-width: 768px) { .step-item-arrow { transform: rotate(90deg); margin: -10px 0; } }

.faq-section { display: flex; flex-direction: column; align-items: center; max-width: 800px; margin: 0 auto; }
.faq-section h2 { text-align: center; font-size: 1.5rem; margin-bottom: 20px; color: var(--c-text-primary); }

.faq-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    width: 100%;
    max-width: 800px;
}
@media (max-width: 768px) {
    .faq-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

.faq-item { background-color: var(--c-surface); border-radius: var(--border-radius-md); padding: 16px 20px; border: 1px solid var(--c-border); width: 100%; max-width: 550px; }
.faq-item + .faq-item { margin-top: 0; } /* Hapus margin antar item, gunakan gap grid */
.faq-item h4 { font-weight: 600; margin-bottom: 8px; color: var(--c-text-primary); display: flex; align-items: baseline; }
.faq-item p { color: var(--c-text-secondary); line-height: 1.6; display: flex; align-items: baseline; }
.faq-q, .faq-a { color: var(--c-primary); font-weight: 700; margin-right: 8px; font-size: 1rem; }

.follow-section {
    text-align: center;
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--c-border);
}
.follow-section h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--c-text-primary);
    margin-bottom: 20px;
}
.social-links {
    display: flex;
    justify-content: center;
    gap: 24px;
}
.social-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--c-text-secondary);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: var(--border-radius-md);
    transition: all var(--transition-speed);
}
.social-link:hover {
    color: var(--c-primary);
    background-color: var(--c-bg);
    transform: translateY(-2px);
}
.social-link svg {
    transition: transform 0.3s;
}
.social-link:hover svg {
    transform: scale(1.1);
}

@media (min-width: 769px) { .header-button#hamburger-btn { display: none; } }
@media (max-width: 1200px) { .workspace { grid-template-columns: 1fr; } .settings { position: static; margin-top: 24px; } }
@media (max-width: 768px) { 
    body { padding: 12px; } 
    .header-button#hamburger-btn { display: flex; }
    .header-actions .header-button:not(#hamburger-btn) { display: none; }
    header { margin-bottom: 16px; }
    header h1 { font-size: 1.5rem; }
    .upload-area { padding: 40px 20px; }
    .upload-area div { font-size: 1rem; }
    .workspace { gap: 24px; }
    .comparison-slider { min-height: 300px; } 
    .preview-info-bar { flex-direction: column; align-items: stretch; gap: 8px; }
    .popover-content { width: 280px; right: 12px; }
    #historyList { max-height: 250px; }
    .art-container, #initial-art-slider { max-height: 116px; height: 116px; min-height: 116px; }
    #initial-art-slider img { max-height: 116px; }
    .how-it-works-section { flex-direction: column; }
    .step-item-arrow { transform: rotate(90deg); margin: -10px 0; }
}