/**
 * Shared styles for all VTK viewers
 * Single source of truth - changes here affect all viewers
 */

/* ========== Base Layout ========== */
body {
    margin: 0;
    overflow: hidden;
    background: #2a2a2a;
    font-family: monospace;
    display: flex;
    flex-direction: column;
    height: 100vh;
}

#viewerContainer {
    flex: 1;
    position: relative;
    min-height: 0;
}

#container {
    width: 100%;
    height: 100%;
    position: relative;
}

/* ========== Loading Overlay ========== */
#loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 14px;
    text-align: center;
    z-index: 1000;
    pointer-events: none;
}

/* ========== Controls Bar ========== */
#controls {
    background: #1a1a1a;
    border-top: 1px solid #444;
    padding: 8px 12px;
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
    font-size: 12px;
    color: #ccc;
}

#controls label {
    display: flex;
    align-items: center;
    gap: 4px;
}

#controls select,
#controls button {
    background: #333;
    color: #ccc;
    border: 1px solid #555;
    padding: 4px 8px;
    border-radius: 3px;
    font-size: 12px;
    font-family: monospace;
}

#controls button {
    cursor: pointer;
}

#controls button:hover {
    background: #444;
}

#controls button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

#controls input[type="checkbox"] {
    cursor: pointer;
}

/* Divider between control groups */
.controls-divider {
    width: 1px;
    height: 20px;
    background: #444;
    margin: 0 8px;
}

/* ========== Settings Panel ========== */
#settingsPanel {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #1a1a1a;
    border: 1px solid #555;
    border-radius: 6px;
    padding: 16px;
    z-index: 2000;
    display: none;
    min-width: 280px;
    max-height: 80%;
    overflow-y: auto;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

#settingsPanel.visible {
    display: block;
}

#settingsPanel h3 {
    margin: 0 0 12px 0;
    color: #ccc;
    font-size: 14px;
    font-weight: normal;
    border-bottom: 1px solid #333;
    padding-bottom: 8px;
}

#settingsPanel .setting-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

#settingsPanel .setting-row label {
    flex: 0 0 100px;
    color: #ccc;
    font-size: 12px;
}

#settingsPanel .setting-row input[type="color"] {
    flex: 1;
    height: 32px;
    border: 1px solid #555;
    background: #333;
    cursor: pointer;
}

#settingsPanel .setting-row input[type="number"] {
    flex: 1;
    background: #333;
    color: #ccc;
    border: 1px solid #555;
    padding: 6px 8px;
    border-radius: 3px;
    font-size: 12px;
    font-family: monospace;
}

#settingsPanel .setting-row select {
    flex: 1;
    background: #333;
    color: #ccc;
    border: 1px solid #555;
    padding: 6px 8px;
    border-radius: 3px;
    font-size: 12px;
    font-family: monospace;
}

#settingsPanel .setting-row input[type="checkbox"] {
    cursor: pointer;
}

#settingsPanel .setting-section {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid #444;
}

#settingsPanel .setting-section-label {
    font-weight: bold;
    color: #aaa;
    margin-bottom: 8px;
}

#settingsPanel .button-row {
    display: flex;
    gap: 8px;
    margin-top: 16px;
    padding-top: 12px;
    border-top: 1px solid #333;
}

#settingsPanel .button-row button {
    flex: 1;
    padding: 6px 12px;
    font-size: 12px;
    background: #333;
    color: #ccc;
    border: 1px solid #555;
    border-radius: 3px;
    cursor: pointer;
}

#settingsPanel .button-row button:hover {
    background: #444;
}

/* Settings overlay (dark backdrop) */
#settingsOverlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1999;
    display: none;
}

#settingsOverlay.visible {
    display: block;
}

/* Settings button (gear icon) */
#settingsButton {
    background: #333;
    width: 32px;
    height: 32px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

/* ========== Info Panel (for textured viewer) ========== */
#infoPanel {
    position: absolute;
    top: 10px;
    left: 10px;
    background: rgba(26, 26, 26, 0.9);
    border: 1px solid #444;
    border-radius: 4px;
    padding: 8px 12px;
    font-size: 11px;
    color: #ccc;
    z-index: 100;
    display: none;
}

#infoPanel.visible {
    display: block;
}

#infoPanel .info-row {
    display: flex;
    gap: 8px;
    margin-bottom: 4px;
}

#infoPanel .info-row:last-child {
    margin-bottom: 0;
}

#infoPanel .info-label {
    color: #888;
}

#infoPanel .info-value {
    color: #4a9eff;
}

#infoPanel .info-value.warning {
    color: #ffaa00;
}

#infoPanel .info-value.error {
    color: #ff6b6b;
}

#infoPanel .info-value.success {
    color: #6bff6b;
}

/* ========== Dual Viewer Specific ========== */
.viewer-dual #viewerContainer {
    display: flex;
}

.viewer-dual .viewport-container {
    flex: 1;
    position: relative;
    min-width: 0;
}

.viewer-dual .viewport-label {
    position: absolute;
    top: 8px;
    left: 8px;
    background: rgba(0, 0, 0, 0.6);
    color: #ccc;
    padding: 4px 8px;
    border-radius: 3px;
    font-size: 11px;
    z-index: 100;
}

.viewer-dual #sideBySideContainer {
    display: none;
    width: 100%;
    height: 100%;
    gap: 2px;
}

.viewer-dual #sideBySideContainer.active {
    display: flex;
}

.viewer-dual #overlayContainer {
    display: none;
    width: 100%;
    height: 100%;
}

.viewer-dual #overlayContainer.active {
    display: block;
}

/* Field controls for dual viewer */
.field-controls {
    display: none;
}

.field-controls.active {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ========== Save Button Variants ========== */
#saveMesh,
#saveGLB {
    background: #2a5a2a;
}

#saveMesh:hover,
#saveGLB:hover {
    background: #3a6a3a;
}

/* ========== Utility Classes ========== */
.hidden {
    display: none !important;
}

.flex {
    display: flex;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}