:root {
    --bg-main: #0f1013;
    --bg-surface: #18191d;
    --bg-sidebar: #131418;
    --border-color: #2c2e35;
    --text-primary: #e3e3e3;
    --text-muted: #9aa0a6;
    --accent-blue: #a8c7fa;
    --accent-blue-hover: #c2e7ff;
    --accent-green: #34a853;
    --glow-color: rgba(168, 199, 250, 0.15);
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    height: 100vh;
    overflow: hidden;
}

.app-layout {
    display: flex;
    height: 100vh;
    width: 100vw;
}

.workspace {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 2.5rem;
    overflow-y: auto;
}

.app-header {
    margin-bottom: 2rem;
}

.logo-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.25rem;
}

.logo-group h1 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.75rem;
    font-weight: 500;
}

.sparkle-icon {
    font-size: 1.5rem;
    color: var(--accent-blue);
    animation: pulseGlow 2s infinite ease-in-out;
}

.subtitle {
    color: var(--text-muted);
    font-size: 0.9rem;
    letter-spacing: 0.5px;
}

.dropzone-card {
    flex: 1;
    background: var(--bg-surface);
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    cursor: pointer;
    transition: var(--transition-smooth);
    min-height: 350px;
}

.dropzone-card.dragover {
    border-color: var(--accent-blue);
    background: rgba(168, 199, 250, 0.03);
    box-shadow: 0 0 20px var(--glow-color);
    transform: scale(1.005);
}

.dropzone-content {
    text-align: center;
    transition: var(--transition-smooth);
}

.upload-icon-cloud {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.7;
}

.dropzone-content h3 {
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.browse-link {
    color: var(--accent-blue);
    text-decoration: underline;
}

.file-specs {
    display: block;
    margin-top: 0.75rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.preview-stage {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    width: 100%;
    height: 100%;
    padding: 1.5rem;
}

@media (max-width: 768px) {
    .preview-stage { grid-template-columns: 1fr; }
    .app-layout { flex-direction: column; overflow-y: auto; }
    body { overflow: auto; }
}

.image-box {
    display: flex;
    flex-direction: column;
    position: relative;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    align-items: center;
    justify-content: center;
    min-height: 280px;
}

.badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background: var(--border-color);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 10;
}

.badge-ai {
    background: rgba(168, 199, 250, 0.15);
    color: var(--accent-blue);
    border: 1px solid rgba(168, 199, 250, 0.3);
}

.image-wrapper {
    position: relative;
    max-width: 100%;
    max-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    overflow: hidden;
}

.image-wrapper img {
    max-width: 100%;
    max-height: 300px;
    object-fit: contain;
    animation: fadeIn 0.4s ease-out forwards;
}

.checkerboard {
    background-color: #1e1e1e;
    background-image: linear-gradient(45deg, #282828 25%, transparent 25%), 
                      linear-gradient(-45deg, #282828 25%, transparent 25%), 
                      linear-gradient(45deg, transparent 75%, #282828 75%), 
                      linear-gradient(-45deg, transparent 75%, #282828 75%);
    background-size: 20px 20px;
}

.scan-line {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, transparent, var(--accent-blue), transparent);
    box-shadow: 0 0 12px var(--accent-blue);
    display: none;
}

.scanning .scan-line {
    display: block;
    animation: scanAnimation 2s linear infinite;
}

.controls-belt {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

button, .btn-success {
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.8rem 1.75rem;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-primary {
    background-color: var(--accent-blue);
    color: #000;
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--accent-blue-hover);
    transform: translateY(-1px);
}

.btn-primary:disabled {
    background-color: var(--border-color);
    color: var(--text-muted);
    cursor: not-allowed;
}

.btn-success {
    background-color: var(--accent-green);
    color: white;
    animation: popIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

/* Style for our new Reset Button */
.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    animation: popIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--text-muted);
}

.progress-container {
    margin-top: 1.5rem;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-smooth);
}

.progress-container.active {
    opacity: 1;
}

.progress-status-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.progress-bar-track {
    width: 100%;
    height: 6px;
    background: var(--border-color);
    border-radius: 10px;
    overflow: hidden;
}

.progress-bar-fill {
    width: 0%;
    height: 100%;
    background: var(--accent-blue);
    border-radius: 10px;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-panel {
    width: 320px;
    background-color: var(--bg-sidebar);
    border-left: 1px solid var(--border-color);
    padding: 2.5rem 1.5rem;
    display: flex;
    flex-direction: column;
}

.panel-section h3 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.panel-meta {
    font-size: 0.9rem;
    color: var(--accent-blue);
}

.panel-divider {
    border: 0;
    height: 1px;
    background: var(--border-color);
    margin: 2rem 0;
}

.about-section h3 {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.about-section p {
    font-size: 0.88rem;
    line-height: 1.6;
    color: var(--text-muted);
}

.credits {
    margin-top: auto;
    font-size: 0.8rem;
    color: var(--text-muted);
    text-align: center;
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
}

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

.credits a:hover {
    color: var(--accent-blue);
}

@keyframes scanAnimation {
    0% { top: 0%; }
    50% { top: 100%; }
    100% { top: 0%; }
}

@keyframes pulseGlow {
    0%, 100% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.1); opacity: 1; }
}

@keyframes fadeIn {
    from { opacity: 0; transform: scale(0.98); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes popIn {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}