/* =============================================================================
   NanoBanana Pro LoRA Dataset Generator - Static Version
   ============================================================================= */

:root {
    --bg-primary: #0d0d0f;
    --bg-secondary: #141418;
    --bg-tertiary: #1a1a1f;
    --bg-hover: #222228;
    
    --text-primary: #f5f5f7;
    --text-secondary: #a0a0a8;
    --text-muted: #6b6b73;
    
    --accent: #f5d547;
    --accent-hover: #fae272;
    --accent-dim: #b8a235;
    
    --success: #34d399;
    --warning: #fbbf24;
    --error: #f87171;
    --info: #60a5fa;
    
    --border: #2a2a32;
    --border-light: #3a3a44;
    
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    
    --font-main: 'Outfit', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

body {
    font-family: var(--font-main);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* Layout */
.app-container { display: flex; flex-direction: column; min-height: 100vh; }

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) var(--space-xl);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo { display: flex; align-items: center; gap: var(--space-md); }
.logo-icon { font-size: 2rem; animation: bounce 2s infinite; }
@keyframes bounce { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-5px); } }

.logo h1 {
    font-size: 1.4rem;
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.status-bar {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
}

.status-dot.connected { background: var(--success); box-shadow: 0 0 8px var(--success); }
.status-dot.error { background: var(--error); box-shadow: 0 0 8px var(--error); }

.main-content {
    display: grid;
    grid-template-columns: 280px 1fr;
    flex: 1;
}

/* Sidebar */
.sidebar {
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    overflow-y: auto;
    max-height: calc(100vh - 70px);
}

/* Panels */
.panel {
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    border: 1px solid var(--border);
}

.panel h2 {
    font-size: 1rem;
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.panel h3 {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: var(--space-md) 0 var(--space-sm);
}

/* Dataset */
.dataset-count {
    background: var(--bg-hover);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    border: 1px solid var(--accent-dim);
    text-align: center;
}

.dataset-count .count {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
}

.dataset-count small {
    color: var(--text-secondary);
}

/* Workspace */
.workspace {
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    overflow-y: auto;
    max-height: calc(100vh - 70px);
}

/* Auto Intro */
.auto-intro {
    background: linear-gradient(135deg, rgba(245, 213, 71, 0.1), rgba(245, 213, 71, 0.05));
    border: 1px solid var(--accent-dim);
    border-radius: var(--radius-md);
    padding: var(--space-md);
}

.auto-intro p { font-size: 0.9rem; color: var(--text-secondary); }

.auto-actions {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-md);
    flex-wrap: wrap;
}

/* Forms */
.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
}

.form-group label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group small {
    font-size: 0.75rem;
    color: var(--text-muted);
}

input, textarea, select {
    font-family: var(--font-main);
    font-size: 0.85rem;
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    width: 100%;
}

input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(245, 213, 71, 0.1);
}

textarea {
    min-height: 80px;
    resize: vertical;
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
    font-size: 0.85rem;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent);
}

/* Mode Selector */
.mode-selector {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-sm);
    margin-top: var(--space-xs);
}

.mode-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: var(--space-md);
    background: var(--bg-secondary);
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
}

.mode-btn:hover {
    border-color: var(--border-light);
    background: var(--bg-hover);
}

.mode-btn.active {
    border-color: var(--accent);
    background: rgba(245, 213, 71, 0.1);
}

.mode-icon {
    font-size: 1.5rem;
}

.mode-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
}

.mode-desc {
    font-size: 0.7rem;
    color: var(--text-muted);
    line-height: 1.3;
}

/* Reference Image Upload */
.reference-upload {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.upload-zone {
    border: 2px dashed var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    min-height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.upload-zone:hover, .upload-zone.dragover {
    border-color: var(--accent);
    background: rgba(245, 213, 71, 0.05);
}

.upload-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-secondary);
}

.upload-icon {
    font-size: 2rem;
}

.upload-placeholder span {
    font-size: 0.9rem;
}

.upload-placeholder small {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.reference-preview {
    max-width: 100%;
    max-height: 200px;
    object-fit: contain;
    border-radius: var(--radius-sm);
}

/* Collapsible System Prompt */
.collapsible-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    padding: var(--space-sm) 0;
}

.collapsible-header:hover {
    color: var(--accent);
}

.collapse-icon {
    font-size: 0.7rem;
    transition: transform 0.2s ease;
}

.collapsible-content {
    margin-top: var(--space-sm);
    padding-top: var(--space-sm);
    border-top: 1px solid var(--border);
}

/* Buttons */
.btn {
    padding: var(--space-sm) var(--space-lg);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    transition: all 0.15s ease;
}

.btn-sm {
    padding: var(--space-xs) var(--space-md);
    font-size: 0.8rem;
}

.btn-primary {
    background: var(--accent);
    color: var(--bg-primary);
}

.btn-primary:hover { background: var(--accent-hover); transform: translateY(-1px); }

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

.btn-secondary:hover { background: var(--border); }

.btn-generate {
    background: linear-gradient(135deg, var(--accent), #e8c53a);
    color: var(--bg-primary);
    padding: var(--space-md) var(--space-xl);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 20px rgba(245, 213, 71, 0.3);
}

.btn-generate:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(245, 213, 71, 0.4);
}

.btn-generate:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.btn-icon {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-sm);
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.btn-icon:hover {
    background: var(--bg-hover);
    border-color: var(--accent-dim);
}

.btn-danger {
    background: transparent;
    color: var(--error);
    border: 1px solid var(--error);
}

.btn-danger:hover {
    background: rgba(248, 113, 113, 0.1);
}

/* Results */
.results-panel { flex: 1; min-height: 300px; }

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-md);
}

.result-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: all 0.25s ease;
}

.result-card:hover {
    border-color: var(--border-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.3);
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-tertiary);
}

.result-id {
    font-family: var(--font-mono);
    font-weight: 600;
    color: var(--accent);
}

.result-images {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px;
    background: var(--border);
}

.result-images.single {
    grid-template-columns: 1fr;
}

.result-image {
    aspect-ratio: 1;
    overflow: hidden;
    position: relative;
}

.result-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.25s ease;
}

.result-image:hover img { transform: scale(1.05); }

.result-image .label {
    position: absolute;
    top: var(--space-sm);
    left: var(--space-sm);
    padding: 2px 8px;
    background: rgba(0,0,0,0.7);
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    font-weight: 500;
    text-transform: uppercase;
}

/* Progress Panel */
.progress-panel {
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
    border: 1px solid var(--accent-dim);
}

.progress-bar {
    height: 8px;
    background: var(--bg-hover);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: var(--space-sm);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), var(--accent-hover));
    border-radius: 4px;
    transition: width 0.3s ease;
    width: 0%;
}

.progress-text {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    text-align: center;
}

.progress-status {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-top: var(--space-xs);
}

.progress-log {
    max-height: 200px;
    overflow-y: auto;
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
    padding: var(--space-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    margin-top: var(--space-md);
}

.log-entry {
    padding: 2px 0;
    border-bottom: 1px solid var(--border);
}

.log-info { color: var(--text-secondary); }
.log-success { color: var(--success); }
.log-error { color: var(--error); }

/* Loading */
.loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    padding: var(--space-xl);
    color: var(--text-secondary);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal-content {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    width: 100%;
    max-width: 480px;
    border: 1px solid var(--border);
}

.modal-content h2 { margin-bottom: var(--space-lg); }
.modal-desc { 
    color: var(--text-secondary); 
    font-size: 0.9rem; 
    margin-bottom: var(--space-lg);
}
.modal-desc a { color: var(--accent); }

.modal-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: flex-end;
    margin-top: var(--space-xl);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

/* API Key Input */
.api-key-input {
    display: flex;
    gap: var(--space-sm);
}

.api-key-input input {
    flex: 1;
    font-family: var(--font-mono);
}

.api-key-input .btn-icon {
    flex-shrink: 0;
}

/* Utilities */
.hidden { display: none !important; }

/* Responsive */
@media (max-width: 1100px) {
    .mode-selector {
        grid-template-columns: 1fr;
    }
    
    .mode-btn {
        flex-direction: row;
        justify-content: flex-start;
        gap: var(--space-md);
        text-align: left;
    }
    
    .mode-icon {
        font-size: 1.2rem;
    }
}

@media (max-width: 900px) {
    .main-content { grid-template-columns: 1fr; }
    .sidebar { max-height: none; border-right: none; border-bottom: 1px solid var(--border); }
}