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

body {
    font-family: 'Segoe UI', system-ui, sans-serif;
    background: #0a0a0f;
    color: #fff;
    overflow: hidden;
}

#canvas-container {
    width: 100vw;
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
}

/* Control Panel */
.control-panel {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(20, 20, 30, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 16px 24px;
    display: flex;
    gap: 24px;
    z-index: 1000;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    opacity: 0;
    max-width: 95vw;
    flex-wrap: wrap;
    justify-content: center;
}

.control-section {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.control-section h3 {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: #888;
    margin-bottom: 2px;
}

.button-group {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.btn {
    padding: 7px 12px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 11px;
    font-weight: 500;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    white-space: nowrap;
}

/* Dropdown styling */
.select-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.custom-select {
    appearance: none;
    -webkit-appearance: none;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
    padding: 8px 32px 8px 12px;
    border-radius: 8px;
    font-size: 12px;
    cursor: pointer;
    min-width: 140px;
    transition: all 0.3s ease;
    outline: none;
}

.custom-select:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(99, 102, 241, 0.5);
}

.custom-select:focus {
    border-color: #6366f1;
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.3);
}

.custom-select option {
    background: #14141e;
    color: #fff;
    padding: 10px;
}

.select-icon {
    position: absolute;
    right: 10px;
    pointer-events: none;
    font-size: 10px;
    color: #888;
}

.btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
}

.btn.active {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.btn-play {
    background: linear-gradient(135deg, #10b981, #059669);
    min-width: 80px;
}

.btn-play:hover {
    background: linear-gradient(135deg, #34d399, #10b981);
}

/* Info Panel */
.info-panel {
    position: fixed;
    top: 20px;
    left: 20px;
    background: rgba(20, 20, 30, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 20px;
    max-width: 300px;
    z-index: 1000;
    opacity: 0;
}

.info-panel h1 {
    font-size: 18px;
    margin-bottom: 10px;
    background: linear-gradient(135deg, #6366f1, #ec4899);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.info-panel p {
    font-size: 12px;
    color: #aaa;
    line-height: 1.5;
}

.info-panel .tech-stack {
    margin-top: 12px;
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.tech-tag {
    background: rgba(99, 102, 241, 0.2);
    color: #a5b4fc;
    padding: 3px 8px;
    border-radius: 20px;
    font-size: 10px;
}

/* Animation indicator */
.animation-indicator {
    position: fixed;
    top: 20px;
    right: 20px;
    background: rgba(20, 20, 30, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 11px;
    color: #888;
    z-index: 1000;
    opacity: 0;
}

.animation-indicator .status {
    display: flex;
    align-items: center;
    gap: 8px;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #10b981;
    animation: pulse 1.5s infinite;
}

.status-dot.animating {
    background: #f59e0b;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Loading screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #0a0a0f;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loading-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

.loader {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top-color: #6366f1;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loading-text {
    margin-top: 20px;
    color: #888;
    font-size: 14px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}