/* FASL SOFI QDOTS - Dark microscopy theme */

:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --border-color: #30363d;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #484f58;
    --accent-cyan: #00d4aa;
    --accent-green: #3fb950;
    --accent-blue: #58a6ff;
    --accent-orange: #d29922;
    --accent-red: #f85149;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --radius: 8px;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

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

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* --- Header --- */
header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

header h1 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--accent-cyan);
    letter-spacing: 0.5px;
}

header h1 span {
    color: var(--text-secondary);
    font-weight: 400;
    font-size: 0.85rem;
    margin-left: 8px;
}

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

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-green);
    display: inline-block;
    margin-right: 6px;
}

.status-dot.disconnected {
    background: var(--accent-red);
}

/* --- Main Layout --- */
.app-container {
    display: grid;
    grid-template-columns: 1fr 340px;
    height: calc(100vh - 52px);
    overflow: hidden;
}

/* --- Left Panel: Images --- */
.image-panel {
    padding: 16px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
}

.image-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    overflow: hidden;
}

.image-card .card-header {
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-cyan);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.image-card .card-header .badge {
    font-size: 0.7rem;
    padding: 2px 6px;
    border-radius: 4px;
    background: var(--bg-primary);
    color: var(--text-secondary);
}

.image-card canvas {
    width: 100%;
    aspect-ratio: 1;
    display: block;
    background: #000;
    image-rendering: pixelated;
}

.image-card .card-footer {
    padding: 4px 12px;
    font-size: 0.7rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
}

/* --- Right Panel: Controls --- */
.control-panel {
    background: var(--bg-secondary);
    border-left: 1px solid var(--border-color);
    padding: 16px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.control-section {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    overflow: hidden;
}

.control-section h3 {
    padding: 10px 14px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.control-section .section-body {
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* Form controls */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.form-group label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-group input[type="number"],
.form-group input[type="text"],
.form-group select {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 6px 10px;
    color: var(--text-primary);
    font-size: 0.85rem;
    font-family: var(--font-mono);
    outline: none;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus {
    border-color: var(--accent-cyan);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

/* Checkbox group */
.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.8rem;
    color: var(--text-primary);
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    transition: all 0.2s;
}

.checkbox-group label:hover {
    border-color: var(--accent-cyan);
}

.checkbox-group input[type="checkbox"] {
    accent-color: var(--accent-cyan);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    font-family: var(--font-sans);
}

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

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

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--accent-cyan);
    color: var(--bg-primary);
    border-color: var(--accent-cyan);
    font-weight: 600;
}

.btn-primary:hover {
    background: #00e8bb;
    color: var(--bg-primary);
}

.btn-group {
    display: flex;
    gap: 8px;
}

/* Progress bar */
.progress-container {
    display: none;
}

.progress-container.active {
    display: block;
}

.progress-bar {
    height: 4px;
    background: var(--bg-primary);
    border-radius: 2px;
    overflow: hidden;
    margin-top: 6px;
}

.progress-bar .fill {
    height: 100%;
    background: var(--accent-cyan);
    transition: width 0.3s ease;
    border-radius: 2px;
    width: 0%;
}

.progress-text {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* Colormap selector */
.colormap-select {
    display: flex;
    gap: 4px;
}

.colormap-btn {
    padding: 4px 10px;
    font-size: 0.75rem;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.colormap-btn.active {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    background: var(--bg-tertiary);
}

/* Help Modal */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    max-width: 700px;
    max-height: 80vh;
    overflow-y: auto;
    padding: 24px;
    box-shadow: var(--shadow);
}

.modal h2 {
    color: var(--accent-cyan);
    margin-bottom: 16px;
    font-size: 1.2rem;
}

.modal h3 {
    color: var(--accent-green);
    margin: 16px 0 8px 0;
    font-size: 0.95rem;
}

.modal p, .modal li {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 8px;
}

.modal code {
    font-family: var(--font-mono);
    background: var(--bg-primary);
    padding: 1px 6px;
    border-radius: 3px;
    font-size: 0.8rem;
    color: var(--accent-orange);
}

.modal .close-btn {
    float: right;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    line-height: 1;
}

.modal .close-btn:hover {
    color: var(--text-primary);
}

.modal table {
    width: 100%;
    border-collapse: collapse;
    margin: 12px 0;
    font-size: 0.8rem;
}

.modal th, .modal td {
    padding: 6px 10px;
    border: 1px solid var(--border-color);
    text-align: center;
}

.modal th {
    background: var(--bg-tertiary);
    color: var(--accent-cyan);
    font-weight: 600;
}

/* Log area */
.log-area {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 8px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    max-height: 120px;
    overflow-y: auto;
    line-height: 1.5;
}

.log-area .log-entry {
    padding: 1px 0;
}

.log-area .log-entry.info {
    color: var(--accent-blue);
}

.log-area .log-entry.success {
    color: var(--accent-green);
}

.log-area .log-entry.error {
    color: var(--accent-red);
}

/* Empty state */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 300px;
    color: var(--text-muted);
    text-align: center;
}

.empty-state .icon {
    font-size: 3rem;
    margin-bottom: 12px;
    opacity: 0.3;
}

.empty-state p {
    font-size: 0.9rem;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}