/* Low Poly Terrain Generator - Styles */

:root {
    --lowpoly-accent: #7c5cbf;
    --lowpoly-accent-hover: #6848a8;
    --lowpoly-accent-light: rgba(124, 92, 191, 0.12);
}

body {
    overflow: hidden;
    height: 100vh;
    background: linear-gradient(135deg, #0a0a14 0%, #0d0a1a 100%);
}

/* Canvas Container */
.canvas-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

#lowpolyCanvas {
    max-width: 82%;
    max-height: 72%;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg), 0 0 60px rgba(124, 92, 191, 0.15);
}

.canvas-overlay {
    position: absolute;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    pointer-events: none;
    z-index: 10;
}

.help-text {
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    padding: 10px 20px;
    border-radius: 20px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    white-space: nowrap;
}

/* Toolbar */
.toolbar {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(18, 18, 18, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 8px 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    z-index: 100;
    box-shadow: var(--shadow-lg);
}

.toolbar-section {
    display: flex;
    align-items: center;
    gap: 6px;
}

.toolbar-label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-right: 4px;
}

.toolbar-divider {
    width: 1px;
    height: 28px;
    background: var(--border);
    margin: 0 8px;
}

.tool-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
}

.tool-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.tool-btn.active,
.tool-btn.shape-btn.active,
.tool-btn.palette-btn.active {
    background: var(--lowpoly-accent-light);
    border-color: var(--lowpoly-accent);
    color: var(--lowpoly-accent);
}

.tool-btn.animating {
    background: var(--lowpoly-accent-light);
    border-color: var(--lowpoly-accent);
    color: var(--lowpoly-accent);
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* Panels */
.properties-panel {
    position: fixed;
    top: 140px;
    right: 20px;
    width: 280px;
    background: rgba(18, 18, 18, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    z-index: 100;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.properties-panel.collapsed {
    width: 48px;
}

.properties-panel.collapsed .panel-body {
    display: none;
}

.scene-panel {
    position: fixed;
    bottom: 20px;
    left: 20px;
    width: 320px;
    background: rgba(18, 18, 18, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    z-index: 100;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.scene-panel.collapsed .panel-body {
    display: none;
}

/* Panel Common */
.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
}

.panel-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

.panel-title iconify-icon {
    color: var(--lowpoly-accent);
}

.panel-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border: none;
    border-radius: var(--radius-xs);
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition);
}

.panel-toggle:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.panel-body {
    padding: 16px;
    max-height: 420px;
    overflow-y: auto;
}

.panel-body::-webkit-scrollbar {
    width: 6px;
}

.panel-body::-webkit-scrollbar-thumb {
    background: var(--bg-quaternary);
    border-radius: 3px;
}

.panel-body::-webkit-scrollbar-thumb:hover {
    background: var(--lowpoly-accent);
}

/* Control Groups */
.control-group {
    margin-bottom: 16px;
}

.control-group:last-child {
    margin-bottom: 0;
}

.control-group label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.control-group input[type="range"] {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: var(--bg-quaternary);
    -webkit-appearance: none;
    cursor: pointer;
}

.control-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--lowpoly-accent);
    border: 2px solid white;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(124, 92, 191, 0.4);
}

.control-group input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--lowpoly-accent);
    cursor: pointer;
}

.control-group select {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-primary);
    font-size: 13px;
    cursor: pointer;
    transition: var(--transition);
}

.control-group select:focus {
    outline: none;
    border-color: var(--lowpoly-accent);
}

.seed-input {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-primary);
    font-size: 13px;
    font-family: monospace;
    transition: var(--transition);
}

.seed-input:focus {
    outline: none;
    border-color: var(--lowpoly-accent);
}

.value-display {
    font-size: 11px;
    font-family: monospace;
    font-weight: 600;
    color: var(--lowpoly-accent);
    background: var(--lowpoly-accent-light);
    padding: 2px 8px;
    border-radius: var(--radius-xs);
}

/* Color Row */
.color-row {
    display: flex;
    gap: 10px;
    align-items: center;
}

.color-row input[type="color"] {
    width: 40px;
    height: 32px;
    border: none;
    border-radius: var(--radius-xs);
    cursor: pointer;
    background: none;
}

.color-row input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; }
.color-row input[type="color"]::-webkit-color-swatch {
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
}

.color-text {
    flex: 1;
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-primary);
    font-size: 12px;
    font-family: monospace;
    transition: var(--transition);
}

.color-text:focus {
    outline: none;
    border-color: var(--lowpoly-accent);
}

/* Preset Buttons */
.preset-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    margin-top: 8px;
}

.preset-btn {
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.preset-btn:hover {
    background: var(--bg-hover);
    border-color: var(--lowpoly-accent);
    color: var(--text-primary);
}

.preset-btn.active {
    background: var(--lowpoly-accent-light);
    border-color: var(--lowpoly-accent);
    color: var(--lowpoly-accent);
}

/* Status Indicator */
.status-indicator {
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: rgba(18, 18, 18, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 13px;
    color: var(--text-muted);
    z-index: 100;
}

.status-indicator iconify-icon {
    color: var(--lowpoly-accent);
}

/* Toast */
.toast {
    position: fixed;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: rgba(18, 18, 18, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid var(--lowpoly-accent);
    border-radius: var(--radius-sm);
    padding: 12px 24px;
    color: var(--text-primary);
    font-size: 13px;
    z-index: 1000;
    opacity: 0;
    transition: all 0.3s ease;
    pointer-events: none;
    white-space: nowrap;
}

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

/* Responsive */
@media (max-width: 1024px) {
    .properties-panel { width: 260px; }
    .scene-panel { width: 280px; }
}

@media (max-width: 768px) {
    .toolbar {
        top: auto;
        bottom: 20px;
        padding: 6px 12px;
        flex-wrap: wrap;
        max-width: calc(100% - 40px);
    }

    .toolbar-label { display: none; }

    .properties-panel {
        top: 80px;
        right: 10px;
        width: 240px;
    }

    .scene-panel {
        bottom: 80px;
        left: 10px;
        width: 240px;
    }

    #lowpolyCanvas {
        max-width: 92%;
        max-height: 50%;
    }
}

@media (max-width: 480px) {
    .properties-panel,
    .scene-panel {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        top: auto;
        width: 100%;
        max-width: 100%;
        max-height: 55vh;
        border-radius: var(--radius) var(--radius) 0 0;
        overflow-y: auto;
        z-index: 100;
    }

    .toolbar {
        left: 10px;
        right: 10px;
        transform: none;
        justify-content: center;
    }

    .tool-btn {
        min-width: 44px;
        min-height: 44px;
    }
}