.about--ecg[data-v-b01fde13]{position:relative;overflow:hidden}.about__over[data-v-b01fde13]{z-index:2;position:relative}.about__content[data-v-b01fde13]{max-width:560px}.ecglayer[data-v-b01fde13]{z-index:1;position:absolute;top:0;bottom:0;left:0;right:0;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,#0000 0,#0000004d 50%,#000 54%,#000);mask-image:linear-gradient(90deg,#0000 0,#0000004d 50%,#000 54%,#000)}.ecglayer__strip[data-v-b01fde13]{will-change:transform;height:240px;margin-top:-150px;transition:transform .55s cubic-bezier(.4,0,.2,1);position:absolute;top:50%}.ecglayer__strip svg[data-v-b01fde13]{height:240px;display:block}.ecglayer__beats[data-v-b01fde13]{fill:none;stroke:var(--color-primary);stroke-linecap:round;stroke-linejoin:round;stroke-width:3.5px;filter:drop-shadow(0 0 7px color-mix(in srgb,var(--color-primary) 45%,transparent))}.ecglayer__marker[data-v-b01fde13]{width:0;height:0;transition:left .35s cubic-bezier(.4,0,.2,1),top .35s cubic-bezier(.4,0,.2,1);position:absolute}.ecglayer__dot[data-v-b01fde13]{background:var(--color-primary);border:3px solid var(--color-surface);border-radius:var(--radius-full);box-shadow:0 0 0 2px var(--color-primary),0 0 16px color-mix(in srgb,var(--color-primary) 65%,transparent);width:18px;height:18px;position:absolute;top:0;left:0;transform:translate(-50%,-50%)}.ecglayer__hint[data-v-b01fde13]{border:var(--border-thin) solid var(--color-border-light);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:var(--pad-4) var(--pad-5);flex-direction:column;gap:3px;width:260px;display:flex;bottom:18px;left:0;transform:translate(-50%)}.ecglayer__hint[data-v-b01fde13],.ecglayer__hint[data-v-b01fde13]:after{background:var(--color-bg);position:absolute}.ecglayer__hint[data-v-b01fde13]:after{border-bottom:var(--border-thin) solid var(--color-border-light);border-right:var(--border-thin) solid var(--color-border-light);content:"";width:11px;height:11px;bottom:-6px;left:50%;transform:translate(-50%)rotate(45deg)}.ecglayer__hint-num[data-v-b01fde13]{color:var(--color-primary);font-size:var(--font-size-xs);font-weight:var(--font-weight-bold);letter-spacing:.1em}.ecglayer__hint b[data-v-b01fde13]{color:var(--color-text);font-size:var(--font-size-md);font-weight:var(--font-weight-bold)}.ecglayer__hint small[data-v-b01fde13]{font-size:var(--font-size-sm);line-height:var(--line-height-relaxed)}.ecgarrow[data-v-b01fde13],.ecglayer__hint small[data-v-b01fde13]{color:var(--color-text-secondary)}.ecgarrow[data-v-b01fde13]{background:var(--color-surface);border:var(--border-thin) solid var(--color-border-light);border-radius:var(--radius-full);cursor:pointer;height:40px;transition:background var(--transition-fast),color var(--transition-fast),border-color var(--transition-fast);flex-shrink:0;justify-content:center;align-items:center;width:40px;display:flex}.ecgarrow[data-v-b01fde13]:hover:not(:disabled){background:var(--color-primary-soft);border-color:var(--color-primary);color:var(--color-primary)}.ecgarrow[data-v-b01fde13]:disabled{cursor:default;opacity:.4}.ecgarrow[data-v-b01fde13] svg{width:20px;height:20px}.ecglayer__nav[data-v-b01fde13]{bottom:var(--space-8);gap:var(--space-2);right:var(--space-8);z-index:3;display:flex;position:absolute}.ecgmobhint[data-v-b01fde13]{display:none}.ecgfade-enter-active[data-v-b01fde13],.ecgfade-leave-active[data-v-b01fde13]{transition:opacity .35s,transform .35s}.ecgfade-enter-from[data-v-b01fde13]{opacity:0;transform:translateY(8px)}.ecgfade-leave-to[data-v-b01fde13]{opacity:0;transform:translateY(-8px)}@media (max-width:900px){.about--ecg[data-v-b01fde13]{flex-direction:column;display:flex;overflow:visible}.about__content[data-v-b01fde13]{max-width:100%}.ecglayer[data-v-b01fde13]{order:2;height:200px;position:relative;-webkit-mask-image:none;mask-image:none}.ecglayer__strip[data-v-b01fde13]{margin-top:0;top:0}.ecglayer__hint[data-v-b01fde13]{display:none}.ecglayer__nav[data-v-b01fde13]{bottom:auto;right:var(--space-4);top:var(--space-4)}.ecgmobhint[data-v-b01fde13]{display:none}.about__over[data-v-b01fde13]{padding-top:var(--space-6);order:2;position:relative}}