.xp-toolbar {
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    width: 56px;
    background: rgba(14, 14, 14, 0.92);
    backdrop-filter: blur(8px);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 16px 0;
    z-index: 100;
    border-right: 1px solid rgba(255,255,255,0.06);
    box-sizing: border-box;
}
.xp-logo {
    font-family: sans-serif;
    font-size: 10px;
    color: rgba(255,255,255,0.4);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 24px;
}
.xp-tools {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    flex: 1;
}
.xp-tools-bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}
.xp-sep {
    width: 32px;
    height: 1px;
    background: rgba(255,255,255,0.08);
    margin: 8px 0;
}
.xp-btn {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    border: none;
    background: transparent;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s, color 0.15s;
    color: #6a6a6a;
    position: relative;
}
.xp-btn svg {
    width: 20px;
    height: 20px;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.5;
    stroke-linecap: round;
    stroke-linejoin: round;
}
.xp-btn:hover {
    background: rgba(0, 180, 216, 0.12);
    color: #00b4d8;
}
.xp-btn.active {
    background: rgba(0, 180, 216, 0.2);
    color: #00b4d8;
}
.xp-btn.danger:hover {
    background: rgba(204, 15, 56, 0.15);
    color: #CC0F38;
}
.xp-tooltip {
    position: absolute;
    left: 48px;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(20,20,20,0.95);
    color: #fff;
    font-size: 12px;
    font-family: sans-serif;
    padding: 5px 10px;
    border-radius: 6px;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s;
    border: 1px solid rgba(255,255,255,0.08);
    z-index: 200;
}
.xp-btn:hover > .xp-tooltip {
    opacity: 1;
}
.xp-submenu {
    position: absolute;
    left: 52px;
    top: 0;
    background: rgba(14,14,14,0.95);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 10px;
    padding: 6px;
    display: flex;
    flex-direction: column;
    gap: 2px;
    z-index: 300;
    opacity: 0;
    pointer-events: none;
    transform: translateX(-8px);
    transition: opacity 0.15s, transform 0.15s;
    min-width: 160px;
}
.xp-submenu.open {
    opacity: 1;
    pointer-events: all;
    transform: translateX(0);
}
.xp-submenu-btn {
    width: 100%;
    height: 36px;
    border-radius: 6px;
    border: none;
    background: transparent;
    cursor: pointer;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 10px;
    padding: 0 10px;
    color: #6a6a6a;
    font-family: sans-serif;
    font-size: 13px;
    transition: background 0.15s, color 0.15s;
    white-space: nowrap;
}
.xp-submenu-btn svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.5;
    stroke-linecap: round;
    stroke-linejoin: round;
    flex-shrink: 0;
}
.xp-submenu-btn:hover {
    background: rgba(0, 180, 216, 0.12);
    color: #00b4d8;
}
.xp-submenu-btn.active {
    background: rgba(0, 180, 216, 0.2);
    color: #00b4d8;
}