.viewer-left-controls{position:absolute;left:2vw;top:50%;transform:translateY(-50%);z-index:10;display:flex;flex-direction:column;gap:12px;align-items:center}.viewer-left-controls:has(.vertical-nav-drum:only-child){top:50%;transform:translateY(-50%)}.viewer-left-controls:has(.scene-switcher):has(.vertical-nav-drum){top:calc(50% - 30px);transform:translateY(-50%)}.viewer-left-controls:has(.vertical-nav-drum) .scene-switcher{margin-bottom:4px}.viewer-left-controls .vertical-nav-drum,.viewer-left-controls .scene-switcher{position:relative;left:auto;top:auto;transform:none}.vertical-nav-drum{--drum-collapsed-width: 77px;width:var(--drum-collapsed-width);background:var(--viewer-background-color, white);border-radius:var(--viewer-border-radius, 12px);border:1px solid var(--viewer-border-color, #E4E6ED);overflow:visible;padding:4px;box-shadow:0 4px 12px #00000014;transition:height .3s ease-out,width .28s cubic-bezier(.2,.7,.2,1),box-shadow .2s ease}.vertical-nav-drum.is-expanded{width:min(var(--drum-expanded-width, 260px),calc(96vw - 8px));box-shadow:0 10px 24px #00000029}.vertical-nav-drum-container{width:100%;height:100%;border-radius:var(--viewer-border-radius, 8px);position:relative;z-index:1;overflow:hidden;perspective:400px;transform-style:preserve-3d}.vertical-nav-drum-active-bg{width:64px;height:32px;position:absolute;left:50%;top:0;transform:translate(-50%);background:var(--viewer-accent-color, #27292E);border-radius:var(--viewer-border-radius, 8px);z-index:1}.vertical-nav-drum-list{display:flex;flex-direction:column;height:100%;position:relative;z-index:2;padding:2px;overflow-y:auto;scrollbar-width:none;-ms-overflow-style:none;scroll-behavior:smooth}.vertical-nav-drum-list.no-scroll{overflow-y:visible;height:auto}.vertical-nav-drum.auto-height{height:auto!important}.vertical-nav-drum.auto-height .vertical-nav-drum-container{height:auto}.vertical-nav-drum:not(.auto-height) .vertical-nav-drum-list{cursor:grab}.vertical-nav-drum:not(.auto-height) .vertical-nav-drum-list:active{cursor:grabbing}.vertical-nav-drum-list::-webkit-scrollbar{display:none}.vertical-nav-drum-item{display:flex;align-items:center;justify-content:center;text-align:center;color:#7c8399;font-size:13px;font-family:var(--viewer-font-family, "Inter Tight"),-apple-system,BlinkMacSystemFont,sans-serif!important;font-weight:500;line-height:16px;word-wrap:break-word;cursor:pointer;user-select:none;border-radius:var(--viewer-border-radius, 8px);position:relative;height:32px;flex-shrink:0;transform-style:preserve-3d;backface-visibility:hidden;transition:color .3s ease,transform .4s cubic-bezier(.4,0,.2,1),opacity .4s cubic-bezier(.4,0,.2,1)}.vertical-nav-drum-item.active{color:#f9f9f9}.vertical-nav-drum-item:hover:not(.active){color:#9ca3b5}.vertical-nav-drum-item-text{display:block;width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:55px;position:relative;z-index:2;transition:max-width .24s ease}.vertical-nav-drum.is-expanded .vertical-nav-drum-item-text{max-width:none}.vertical-nav-drum.is-expanded .vertical-nav-drum-active-bg{left:4px;right:4px;width:auto;transform:none;transition:left .24s ease,right .24s ease,width .24s ease,transform .24s ease}.tour-editor .vertical-nav-drum.is-expanded{max-width:calc(96vw - 308px)}.vertical-nav-drum-toggle{width:8px;height:32px;position:absolute;top:50%;right:-8px;transform:translateY(-50%);border:none;padding:0;margin:0;background:color-mix(in srgb,var(--viewer-background-color, #ffffff) 85%,var(--viewer-text-color, #27292e) 15%);box-shadow:1px 0 3px color-mix(in srgb,var(--viewer-text-color, #27292e) 15%,transparent) inset;border-radius:0 8px 8px 0;cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:0}.vertical-nav-drum-toggle-chevron{width:0;height:0;border-top:4px solid transparent;border-bottom:4px solid transparent;border-left:4px solid color-mix(in srgb,var(--viewer-text-color, #27292e) 55%,transparent);transition:transform .24s ease}.vertical-nav-drum.is-expanded .vertical-nav-drum-toggle-chevron{transform:rotate(180deg)}.vertical-nav-drum-toggle:focus-visible{outline:1px solid var(--viewer-accent-color, #809fff);outline-offset:2px}.vertical-nav-drum-fade-top{position:absolute;top:0;left:0;right:0;height:40px;background:linear-gradient(to bottom,var(--viewer-background-color, white) 0%,rgba(255,255,255,.5) 40%,rgba(255,255,255,.2) 70%,transparent 100%);z-index:3;pointer-events:none;transition:opacity .3s ease}.vertical-nav-drum-fade-bottom{position:absolute;bottom:0;left:0;right:0;height:40px;background:linear-gradient(to top,var(--viewer-background-color, white) 0%,rgba(255,255,255,.5) 40%,rgba(255,255,255,.2) 70%,transparent 100%);z-index:3;pointer-events:none;transition:opacity .3s ease}.tour-viewer[data-theme=dark] .vertical-nav-drum,.tour-editor[data-theme=dark] .vertical-nav-drum{background:#2a2a2a!important;border:1px solid #404040!important;box-shadow:0 4px 12px #00000040}.tour-viewer[data-theme=dark] .vertical-nav-drum-active-bg,.tour-editor[data-theme=dark] .vertical-nav-drum-active-bg{background:var(--viewer-accent-color, #ffffff)!important}.tour-viewer[data-theme=dark] .vertical-nav-drum-item,.tour-editor[data-theme=dark] .vertical-nav-drum-item{color:#fff!important;font-family:var(--viewer-font-family, "Inter Tight"),-apple-system,BlinkMacSystemFont,sans-serif!important}.tour-viewer[data-theme=dark] .vertical-nav-drum-item.active,.tour-editor[data-theme=dark] .vertical-nav-drum-item.active{color:#000!important}.tour-viewer[data-theme=dark] .vertical-nav-drum-item:hover:not(.active),.tour-editor[data-theme=dark] .vertical-nav-drum-item:hover:not(.active){color:#d0d0d0!important}.tour-viewer[data-theme=dark] .vertical-nav-drum-fade-top,.tour-editor[data-theme=dark] .vertical-nav-drum-fade-top{background:linear-gradient(to bottom,#2a2a2a 0%,rgba(0,0,0,.25) 50%,transparent 100%)!important}.tour-viewer[data-theme=dark] .vertical-nav-drum-fade-bottom,.tour-editor[data-theme=dark] .vertical-nav-drum-fade-bottom{background:linear-gradient(to top,#2a2a2a 0%,rgba(0,0,0,.25) 50%,transparent 100%)!important}@media(max-width:768px){.vertical-nav-drum{width:76px}.vertical-nav-drum-container{perspective:350px}.vertical-nav-drum-item{font-size:11px;line-height:14px;height:28px;font-family:var(--viewer-font-family, "Inter Tight"),-apple-system,BlinkMacSystemFont,sans-serif!important}.vertical-nav-drum-active-bg{height:28px;width:56px}.vertical-nav-drum-item-text{max-width:40px}.vertical-nav-drum-fade-top,.vertical-nav-drum-fade-bottom{height:40px}.viewer-left-controls .vertical-nav-drum{position:relative;left:auto;top:auto;transform:none}}@media(max-width:480px){.vertical-nav-drum-container{perspective:300px}.vertical-nav-drum-item{transition:color .2s ease,transform .3s cubic-bezier(.4,0,.2,1),opacity .3s cubic-bezier(.4,0,.2,1)}}