/* ==========================================================================
   Psyscores Mosaic Lab - Stylesheet
   Retro-Cyber Monospace Terminal Aesthetic
   ========================================================================== */

:root {
    --bg-main: #0a0a0c;
    --bg-panel: #111115;
    --bg-header: #18181f;
    --bg-card: #15151c;
    --bg-input: #1e1e28;
    --border-color: #2e2e3e;
    --border-bright: #4e4e6e;
    --text-main: #f0f0f5;
    --text-muted: #8e8e9f;
    --accent-green: #00ff66;
    --accent-cyan: #00e5ff;
    --accent-pink: #ff007f;
    --accent-yellow: #ffd000;
    --font-mono: 'Fira Mono', 'Menlo', 'Consolas', 'Liberation Mono', 'Courier New', monospace;
    --radius: 4px;
}

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

html, body {
    width: 100%;
    height: 100%;
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.4;
    overflow-x: hidden;
}

a {
    color: var(--accent-green);
    text-decoration: none;
    transition: color 0.15s ease;
}

a:hover {
    color: var(--accent-cyan);
    text-decoration: underline;
}

/* ==========================================================================
   Header Bar
   ========================================================================== */
.terminal-header {
    background: var(--bg-header);
    padding: 8px 16px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.terminal-title-group {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-back {
    color: var(--accent-cyan);
    font-size: 12px;
    padding: 2px 8px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background: rgba(0, 229, 255, 0.05);
}

.nav-back:hover {
    background: rgba(0, 229, 255, 0.15);
    border-color: var(--accent-cyan);
    text-decoration: none;
}

.terminal-title {
    font-weight: 700;
    font-size: 14px;
    color: #ffffff;
    letter-spacing: 0.5px;
}

.badge-tag {
    background: rgba(0, 255, 102, 0.1);
    color: var(--accent-green);
    border: 1px solid var(--accent-green);
    font-size: 10px;
    padding: 1px 6px;
    border-radius: 2px;
    text-transform: uppercase;
}

.system-status {
    color: var(--text-muted);
    font-size: 11px;
    display: flex;
    gap: 16px;
    align-items: center;
}

.status-dot {
    display: inline-block;
    width: 7px;
    height: 7px;
    background: var(--accent-green);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--accent-green);
    margin-right: 4px;
}

/* ==========================================================================
   App Layout
   ========================================================================== */
.app-container {
    display: flex;
    height: calc(100vh - 43px);
    overflow: hidden;
}

@media (max-width: 900px) {
    .app-container {
        flex-direction: column;
        height: auto;
        overflow: visible;
    }
}

/* Left Sidebar - Controls */
.controls-sidebar {
    width: 380px;
    min-width: 340px;
    background: var(--bg-panel);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow-y: auto;
}

@media (max-width: 900px) {
    .controls-sidebar {
        width: 100%;
        min-width: 100%;
        height: auto;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
}

.sidebar-section {
    border-bottom: 1px solid var(--border-color);
    padding: 14px 16px;
}

.section-title {
    font-size: 11px;
    text-transform: uppercase;
    color: var(--accent-cyan);
    letter-spacing: 1px;
    font-weight: 700;
    margin-bottom: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.section-badge {
    color: var(--text-muted);
    font-size: 10px;
    font-weight: 400;
}

/* Drop Zone */
.dropzone {
    border: 2px dashed var(--border-bright);
    background: rgba(30, 30, 40, 0.4);
    border-radius: var(--radius);
    padding: 18px 12px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    position: relative;
}

.dropzone:hover, .dropzone.dragover {
    border-color: var(--accent-cyan);
    background: rgba(0, 229, 255, 0.06);
    box-shadow: 0 0 12px rgba(0, 229, 255, 0.15);
}

.dropzone-icon {
    font-size: 24px;
}

.dropzone-text {
    font-size: 12px;
    color: var(--text-main);
    font-weight: 700;
}

.dropzone-subtext {
    font-size: 10px;
    color: var(--text-muted);
}

#file-input {
    display: none;
}

/* Sample Thumbnails */
.samples-label {
    font-size: 11px;
    color: var(--text-muted);
    margin: 10px 0 6px 0;
}

.samples-row {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 6px;
}

.sample-thumb {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    cursor: pointer;
    transition: transform 0.15s ease, border-color 0.15s ease;
}

.sample-thumb:hover {
    transform: scale(1.08);
    border-color: var(--accent-cyan);
    box-shadow: 0 0 8px rgba(0, 229, 255, 0.3);
}

.sample-thumb.active {
    border-color: var(--accent-green);
    box-shadow: 0 0 8px rgba(0, 255, 102, 0.4);
}

/* Loaded Image Preview Bar */
.source-preview-bar {
    display: none;
    align-items: center;
    gap: 10px;
    margin-top: 10px;
    padding: 6px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
}

.source-preview-thumb {
    width: 36px;
    height: 36px;
    object-fit: cover;
    border-radius: 2px;
    border: 1px solid var(--border-bright);
}

.source-preview-info {
    flex: 1;
    overflow: hidden;
}

.source-name {
    font-size: 11px;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.source-meta {
    font-size: 10px;
    color: var(--text-muted);
}

/* Form Controls & Sliders */
.control-group {
    margin-bottom: 12px;
}

.control-label-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
    font-size: 11px;
}

.control-name {
    color: var(--text-main);
}

.control-val {
    color: var(--accent-green);
    font-weight: 700;
}

.slider-range {
    width: 100%;
    accent-color: var(--accent-green);
    height: 4px;
    background: #252535;
    border-radius: 2px;
    outline: none;
    cursor: pointer;
}

.preset-buttons-row {
    display: flex;
    gap: 4px;
    margin-top: 5px;
}

.btn-preset {
    flex: 1;
    background: var(--bg-input);
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    padding: 3px 0;
    font-size: 10px;
    font-family: var(--font-mono);
    cursor: pointer;
    border-radius: 2px;
    transition: all 0.15s ease;
}

.btn-preset:hover {
    color: #ffffff;
    border-color: var(--border-bright);
}

.btn-preset.active {
    background: rgba(0, 255, 102, 0.15);
    border-color: var(--accent-green);
    color: var(--accent-green);
    font-weight: 700;
}

/* Select & Radio Inputs */
.select-input {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 6px 8px;
    font-size: 11px;
    font-family: var(--font-mono);
    border-radius: var(--radius);
    outline: none;
    cursor: pointer;
}

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

/* Action Buttons */
.action-buttons-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 14px 16px;
}

.btn-primary {
    background: var(--accent-green);
    color: #000000;
    font-weight: 700;
    font-size: 13px;
    font-family: var(--font-mono);
    border: none;
    padding: 10px 16px;
    border-radius: var(--radius);
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.15s ease;
    box-shadow: 0 0 10px rgba(0, 255, 102, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-primary:hover {
    background: #33ff85;
    box-shadow: 0 0 16px rgba(0, 255, 102, 0.4);
    transform: translateY(-1px);
}

.btn-primary:disabled {
    background: #333340;
    color: #666677;
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

.btn-secondary {
    background: var(--bg-input);
    color: var(--text-main);
    font-size: 11px;
    font-family: var(--font-mono);
    border: 1px solid var(--border-color);
    padding: 6px 12px;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--border-bright);
}

.export-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
    margin-top: 4px;
}

/* Progress Bar */
.progress-container {
    display: none;
    margin-top: 8px;
}

.progress-track {
    width: 100%;
    height: 6px;
    background: #252535;
    border-radius: 3px;
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-green));
    box-shadow: 0 0 8px var(--accent-green);
    transition: width 0.05s linear;
}

.progress-text {
    font-size: 10px;
    color: var(--text-muted);
    margin-top: 4px;
    display: flex;
    justify-content: space-between;
}

/* ==========================================================================
   Main Viewport / Canvas Area
   ========================================================================== */
.workspace-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: #070709;
    position: relative;
    overflow: hidden;
}

.workspace-toolbar {
    background: var(--bg-header);
    padding: 6px 16px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 10;
    gap: 8px;
}

.toolbar-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.view-mode-toggle {
    display: flex;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 2px;
}

.btn-view-mode {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 10px;
    font-family: var(--font-mono);
    padding: 3px 8px;
    cursor: pointer;
    border-radius: 2px;
    transition: all 0.15s ease;
}

.btn-view-mode.active {
    background: var(--accent-cyan);
    color: #000000;
    font-weight: 700;
}

.zoom-controls {
    display: flex;
    align-items: center;
    gap: 4px;
}

.btn-zoom {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 2px;
    font-family: var(--font-mono);
    cursor: pointer;
    font-size: 12px;
}

.btn-zoom:hover {
    border-color: var(--accent-cyan);
}

.zoom-level-text {
    font-size: 10px;
    color: var(--text-muted);
    min-width: 38px;
    text-align: center;
}

/* Canvas Viewport */
.canvas-viewport {
    flex: 1;
    position: relative;
    overflow: hidden;
    cursor: grab;
    user-select: none;
    background-image: 
        linear-gradient(45deg, #0e0e14 25%, transparent 25%),
        linear-gradient(-45deg, #0e0e14 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #0e0e14 75%),
        linear-gradient(-45deg, transparent 75%, #0e0e14 75%);
    background-size: 24px 24px;
    background-position: 0 0, 0 12px, 12px -12px, -12px 0px;
}

.canvas-viewport.panning {
    cursor: grabbing;
}

.canvas-stage {
    position: absolute;
    top: 0;
    left: 0;
    transform-origin: 0 0;
    will-change: transform;
}

#mosaic-canvas {
    display: block;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.8);
    image-rendering: pixelated;
    image-rendering: crisp-edges;
}

/* Empty State / Welcome Screen */
.empty-state {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 30px;
    color: var(--text-muted);
    gap: 12px;
    max-width: 480px;
    z-index: 2;
    pointer-events: none;
}

.empty-icon {
    font-size: 48px;
    color: var(--accent-green);
    text-shadow: 0 0 20px rgba(0, 255, 102, 0.4);
}

.empty-title {
    font-size: 16px;
    font-weight: 700;
    color: #ffffff;
}

.empty-desc {
    font-size: 12px;
    line-height: 1.5;
}

/* Interactive Tile Highlight Overlay */
.tile-highlighter {
    position: absolute;
    pointer-events: none;
    border: 2px solid var(--accent-green);
    box-shadow: 0 0 10px var(--accent-green), inset 0 0 6px rgba(0, 255, 102, 0.4);
    display: none;
    z-index: 5;
}

/* ==========================================================================
   Tile Inspector Card (Float HUD)
   ========================================================================== */
.tile-inspector-hud {
    position: absolute;
    bottom: 16px;
    right: 16px;
    width: 320px;
    background: rgba(17, 17, 23, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid var(--accent-cyan);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.8), 0 0 12px rgba(0, 229, 255, 0.2);
    border-radius: var(--radius);
    padding: 12px;
    z-index: 50;
    display: none;
    transition: opacity 0.15s ease;
}

.inspector-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 6px;
    margin-bottom: 10px;
}

.inspector-tag {
    font-size: 10px;
    color: var(--accent-cyan);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.inspector-coords {
    font-size: 10px;
    color: var(--text-muted);
}

.inspector-body {
    display: flex;
    gap: 12px;
}

.inspector-cover {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 3px;
    border: 1px solid var(--border-bright);
    background: #222;
    flex-shrink: 0;
}

.inspector-details {
    flex: 1;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 2px;
}

.inspector-title {
    font-size: 12px;
    font-weight: 700;
    color: #ffffff;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.inspector-artist {
    font-size: 11px;
    color: var(--accent-green);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.inspector-meta-row {
    font-size: 10px;
    color: var(--text-muted);
    margin-top: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.inspector-rating {
    color: var(--accent-yellow);
    font-size: 11px;
    margin-top: 2px;
    letter-spacing: 1px;
}

/* ==========================================================================
   Stats Bar (Bottom Drawer)
   ========================================================================== */
.mosaic-stats-bar {
    background: var(--bg-header);
    border-top: 1px solid var(--border-color);
    padding: 6px 16px;
    font-size: 11px;
    color: var(--text-muted);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.stats-items {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.stat-metric {
    display: flex;
    gap: 5px;
}

.stat-name {
    color: var(--text-muted);
}

.stat-value {
    color: var(--text-main);
    font-weight: 700;
}

.stat-value.highlight {
    color: var(--accent-green);
}

/* Toast Notifications */
.toast-notice {
    position: fixed;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%) translateY(50px);
    background: rgba(17, 17, 23, 0.95);
    border: 1px solid var(--accent-green);
    color: var(--text-main);
    padding: 8px 18px;
    border-radius: var(--radius);
    font-size: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6), 0 0 10px rgba(0, 255, 102, 0.2);
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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