:root {
    --primary: #ffffff;
    --accent: #ff0033;
    --bg-glass: rgba(10, 10, 10, 0.65);
    --border-glass: rgba(255, 255, 255, 0.1);
    --text-muted: #888888;
}

* { margin: 0; padding: 0; box-sizing: border-box; user-select: none; }

body {
    background: #000;
    color: var(--primary);
    font-family: 'Rajdhani', sans-serif;
    overflow: hidden;
    height: 100vh;
    width: 100vw;
}

canvas { position: fixed; top: 0; left: 0; z-index: 1; outline: none; }

#loader {
    position: fixed; width: 100%; height: 100%; background: #050505; z-index: 9999;
    display: flex; justify-content: center; align-items: center;
    transition: opacity 0.8s ease-out;
}

.loader-content { width: 300px; text-align: center; }
.loader-content h1 { font-family: 'Orbitron'; font-size: 2.5rem; letter-spacing: 4px; margin-bottom: 20px; }
.accent { color: var(--accent); }

.loading-bar-container {
    width: 100%; height: 4px; background: rgba(255,255,255,0.1);
    border-radius: 2px; overflow: hidden; margin-bottom: 10px;
}
.loading-bar {
    width: 0%; height: 100%; background: var(--accent);
    transition: width 0.2s ease;
}
.loading-text { font-size: 1.2rem; letter-spacing: 2px; color: var(--text-muted); }

#ui-container {
    position: absolute; width: 100%; height: 100%; z-index: 10; pointer-events: none;
    display: flex; flex-direction: column; justify-content: space-between;
    transition: opacity 1s;
}

.hidden { opacity: 0; }

.top-bar {
    display: flex; justify-content: space-between; align-items: center;
    padding: 30px 50px; pointer-events: auto;
}

.logo { font-family: 'Orbitron'; font-weight: 900; font-size: 1.8rem; font-style: italic; border-left: 4px solid var(--accent); padding-left: 15px; text-shadow: 0 2px 10px rgba(0,0,0,0.5); }
.sub { font-size: 0.9rem; color: var(--text-muted); font-weight: 400; }

.model-selector { display: flex; gap: 10px; background: var(--bg-glass); backdrop-filter: blur(15px); padding: 5px; border-radius: 30px; border: 1px solid var(--border-glass); }
.model-btn {
    background: transparent; border: none; color: var(--text-muted);
    padding: 10px 25px; border-radius: 25px; font-family: 'Orbitron'; font-size: 0.9rem; font-weight: 700;
    cursor: pointer; transition: 0.3s;
}
.model-btn:hover { color: var(--primary); }
.model-btn.active { background: var(--primary); color: #000; }

.sidebar-left { position: absolute; left: 50px; top: 120px; pointer-events: auto; }
.config-panel { display: flex; flex-direction: column; gap: 30px; width: 280px; }

.config-section {
    background: var(--bg-glass); backdrop-filter: blur(15px);
    padding: 25px; border-radius: 15px; border: 1px solid var(--border-glass);
}
.config-section h3 { font-size: 0.9rem; color: var(--text-muted); letter-spacing: 2px; margin-bottom: 5px; }
.current-value { font-family: 'Orbitron'; font-size: 1rem; margin-bottom: 15px; font-weight: 500; }

.swatch-grid { display: flex; flex-wrap: wrap; gap: 12px; }
.swatch {
    width: 35px; height: 35px; border-radius: 50%; border: 2px solid rgba(255,255,255,0.2); 
    cursor: pointer; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: inset 0 2px 5px rgba(0,0,0,0.5);
}
.swatch:hover { transform: translateY(-3px) scale(1.1); border-color: rgba(255,255,255,0.5); }
.swatch.active { border-color: var(--primary); transform: scale(1.15); box-shadow: 0 0 15px rgba(255,255,255,0.3), inset 0 2px 5px rgba(0,0,0,0.5); }

.sidebar-right { position: absolute; right: 50px; top: 120px; display: flex; flex-direction: column; gap: 30px; pointer-events: auto; align-items: flex-end; }

.env-control {
    background: var(--bg-glass); backdrop-filter: blur(15px);
    padding: 25px; border-radius: 15px; border: 1px solid var(--border-glass); width: 250px;
}
.env-control h3 { font-size: 0.9rem; color: var(--text-muted); letter-spacing: 2px; margin-bottom: 15px; }
.env-control label { font-size: 0.8rem; display: block; margin-bottom: 10px; }
input[type=range] { width: 100%; accent-color: var(--primary); cursor: pointer; height: 4px; background: rgba(255,255,255,0.2); border-radius: 2px; appearance: none; }
input[type=range]::-webkit-slider-thumb { appearance: none; width: 15px; height: 15px; background: var(--primary); border-radius: 50%; cursor: pointer; }

.action-btn {
    position: relative; background: transparent; border: 1px solid var(--accent);
    padding: 15px 40px; font-family: 'Orbitron'; font-size: 1rem; font-weight: 900;
    cursor: pointer; color: var(--primary); overflow: hidden; border-radius: 4px;
}
.btn-text { position: relative; z-index: 2; letter-spacing: 2px; }
.btn-glow {
    position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
    background: var(--accent); z-index: 1; transition: 0.4s;
}
.action-btn:hover .btn-glow { left: 0; }

.bottom-bar { display: flex; justify-content: center; padding-bottom: 40px; pointer-events: auto; }
.camera-controls {
    display: flex; gap: 5px; background: var(--bg-glass); backdrop-filter: blur(15px);
    padding: 8px; border-radius: 30px; border: 1px solid var(--border-glass);
}
.cam-btn {
    background: transparent; border: none; color: var(--text-muted); padding: 10px 25px;
    border-radius: 20px; font-family: 'Rajdhani'; font-weight: 700; font-size: 1.1rem;
    cursor: pointer; transition: 0.3s;
}
.cam-btn:hover { color: var(--primary); background: rgba(255,255,255,0.1); }
.cam-btn.active { background: rgba(255,255,255,0.2); color: var(--primary); }

@media (max-width: 900px) {
    .sidebar-left, .sidebar-right { position: relative; top: 0; left: 0; right: 0; align-items: center; margin-top: 20px; }
    #ui-container { overflow-y: auto; pointer-events: auto; }
    .top-bar { flex-direction: column; gap: 20px; }
}