.main {
    width: 100%;
    height: 100vh;
    position: relative;
}

.wrapper {
    height: 100%;
    position: relative;
}

.user-input-wrapper {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    border-bottom: 1px solid #404040;
    padding: 24px;
    transition: all 0.4s cubic-bezier(0.4, 0.0, 0.2, 1);
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 10;
    box-shadow: 0 8px 32px rgba(0,0,0,0.4), 0 0 0 1px rgba(255,255,255,0.05);
    backdrop-filter: blur(16px);
    border-radius: 0 0 20px 20px;
}

/* When collapsed, completely hide the menu but keep toggle button visible */
.user-input-wrapper.collapsed {
    transform: translateY(-100%);
    padding: 0;
    overflow: visible; /* Allow button to show outside */
}

.user-input-wrapper.collapsed .sliders,
.user-input-wrapper.collapsed .buttons {
    display: none;
}

/* Show content when expanded */
.user-input-wrapper.shown {
    transform: translateY(0);
}

.user-input-wrapper.shown .sliders,
.user-input-wrapper.shown .buttons {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.4s ease 0.15s, transform 0.4s ease 0.15s;
}

.sliders {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.sliders > div {
    display: flex;
    flex-direction: column;
    gap: 8px;
    background: rgba(255,255,255,0.03);
    padding: 16px;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.08);
    transition: all 0.3s ease;
}

.sliders > div:hover {
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.12);
    transform: translateY(-1px);
}

.sliders label {
    font-weight: 600;
    font-size: 14px;
    color: #e1e5e9;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.sliders input[type="range"] {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: linear-gradient(to right, #404040 0%, #505050 100%);
    outline: none;
    -webkit-appearance: none;
    position: relative;
    cursor: pointer;
}

.sliders input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    cursor: pointer;
    border: 3px solid #1a1a1a;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4), 0 0 0 1px rgba(255,255,255,0.1);
    transition: all 0.2s ease;
}

.sliders input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 16px rgba(102, 126, 234, 0.6), 0 0 0 1px rgba(255,255,255,0.2);
}

.sliders input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    cursor: pointer;
    border: 3px solid #1a1a1a;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4), 0 0 0 1px rgba(255,255,255,0.1);
    transition: all 0.2s ease;
}

.sliders input[type="range"]::-moz-range-thumb:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 16px rgba(102, 126, 234, 0.6), 0 0 0 1px rgba(255,255,255,0.2);
}

.sliders span {
    font-size: 13px;
    color: #a0a8b0;
    font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
    background: rgba(0,0,0,0.3);
    padding: 4px 8px;
    border-radius: 6px;
    border: 1px solid rgba(255,255,255,0.05);
    align-self: flex-start;
}

.buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}

.buttons button {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
    box-shadow: 0 4px 16px rgba(102, 126, 234, 0.3), 0 0 0 1px rgba(255,255,255,0.1);
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.buttons button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.buttons button:hover::before {
    left: 100%;
}

.buttons button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.5), 0 0 0 1px rgba(255,255,255,0.2);
}

.buttons button:active {
    transform: translateY(0px);
    transition: all 0.1s ease;
}

/* Toggle button styling - positioned based on menu state */
.show-user-input-wrapper {
    position: fixed !important;
    z-index: 30;
    left: 50% !important;
    transform: translateX(-50%) !important;
    transition: all 0.4s cubic-bezier(0.4, 0.0, 0.2, 1);
}

/* When collapsed - position at top middle of screen */
.user-input-wrapper.collapsed .show-user-input-wrapper {
    top: 5px !important;
}

/* When expanded - position at bottom border of menu */
.user-input-wrapper.shown .show-user-input-wrapper {
    top: calc(100% + 5px) !important;
    position: absolute !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
}

.show-user-input-button {
    background: linear-gradient(145deg, #667eea 0%, #764ba2 100%) !important;
    color: #ffffff;
    border: none;
    width: 56px;
    height: 32px;
    border-radius: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 4px 20px rgba(102, 126, 234, 0.4),
    0 2px 8px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.show-user-input-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: inherit;
}

.show-user-input-button:hover::before {
    opacity: 1;
}

.show-user-input-button:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 8px 32px rgba(102, 126, 234, 0.6),
    0 4px 16px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.2);
}

.show-user-input-button:active {
    transform: translateY(0) scale(0.98);
    transition: all 0.1s ease;
}

/* Rotate the arrow when collapsed - separate from hover transforms */
.user-input-wrapper.collapsed .show-user-input-button {
    /* No rotation needed for collapsed state, arrow points down naturally */
}

.user-input-wrapper.shown .show-user-input-button {
    transform: rotate(180deg);
}

.user-input-wrapper.shown .show-user-input-button:hover {
    transform: rotate(180deg) translateY(-2px) scale(1.05);
}

.user-input-wrapper.shown .show-user-input-button:active {
    transform: rotate(180deg) translateY(0) scale(0.98);
}

/* Canvas wrapper takes full space */
.canvas-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .sliders {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .sliders > div {
        padding: 14px;
    }

    .buttons {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    .buttons button {
        width: 100%;
        max-width: 240px;
        padding: 14px 20px;
    }

    .user-input-wrapper {
        padding: 20px;
        border-radius: 0 0 16px 16px;
    }

    .show-user-input-button {
        width: 52px;
        height: 30px;
        font-size: 16px;
        border-radius: 15px;
    }

    .user-input-wrapper.shown .show-user-input-wrapper {
        top: calc(100% - 35px) !important;
        position: absolute !important;
        left: 90% !important;
        transform: translateX(-50%) !important;
    }
}