.guide{max-width:900px;padding:22px 0 40px}.guide-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:22px}.guide h1{font-size:30px;letter-spacing:-1px;margin:0 0 8px}.guide-heading p{font-size:14px;color:var(--muted);margin:0}.demo-tag{font-size:10px;color:var(--muted);white-space:nowrap}.animation{border:1px solid var(--line);border-radius:20px;background:#eee9fa;overflow:hidden}.scene-heading{display:flex;align-items:center;gap:12px;padding:24px 28px 0}.scene-heading>span{font-size:11px;color:var(--purple);font-weight:700;white-space:nowrap}.scene-heading h2{font-size:23px;margin:0;letter-spacing:-.5px}.computers{display:grid;grid-template-columns:minmax(0,1fr) 64px minmax(0,1fr);align-items:center;padding:26px 28px 0}.computer{min-width:0}.computer-bar{background:#faf9ff;border:1px solid #dcd3ec;border-bottom:0;border-radius:12px 12px 0 0;display:flex;align-items:center;gap:4px;height:30px;padding:0 12px}.computer-bar i{width:5px;height:5px;background:#ded7ea;border-radius:50%}.computer-bar>span{font-size:10px;margin-left:6px;color:var(--muted)}.screen{height:218px;background:#fff;border:1px solid #dcd3ec;border-top:1px solid #eee9f5;padding:20px;position:relative}.computer-base{height:8px;background:#d6cbe8;border-radius:0 0 8px 8px;margin:0 -5px}.scene{display:none;flex-direction:column;align-items:center;gap:12px;text-align:center;height:100%;justify-content:center}.animation[data-step="0"] .scene-0,.animation[data-step="1"] .scene-1,.animation[data-step="2"] .scene-2,.animation[data-step="3"] .scene-3{display:flex}.screen-label{font-size:12px;font-weight:650}.screen-note{font-size:10px;line-height:1.5;color:var(--muted)}.pair-code{font-size:29px;font-weight:700;letter-spacing:4px;color:var(--purple);background:#f4f0fc;border-radius:8px;padding:10px}.example-button{font-size:10px;padding:8px 18px;border-radius:7px;background:var(--purple);color:white}.connection{position:relative;height:60px;color:var(--purple);display:grid;place-items:center}.connection-line{position:absolute;left:4px;right:4px;border-top:2px dashed #c8b7e8;top:30px}.connection-arrow{font-size:22px;background:#eee9fa;z-index:1;padding:0 5px}.traveller{position:absolute;z-index:2;font-size:24px;display:none;background:#eee9fa}.content-card{display:flex;align-items:center;gap:12px;border:1px dashed #bba8e1;background:#f7f4fd;border-radius:10px;padding:18px;font-size:12px}.folder-drawing{width:32px;height:24px;display:block;background:#dcd0f6;border:1px solid #a88bcf;border-radius:3px;position:relative}.folder-drawing:before{content:"";position:absolute;top:-6px;left:-1px;width:14px;height:5px;background:#dcd0f6;border:1px solid #a88bcf;border-bottom:0;border-radius:3px 3px 0 0}.text-sample{font-size:11px;color:var(--purple);background:#f3eefc;padding:6px 10px;border-radius:5px}.device-drawing{font-size:54px;color:#b29bcc;line-height:1}.cursor-pointer{position:absolute;right:25px;bottom:35px;color:var(--purple);font-size:28px}.receiver-choice{display:flex;align-items:center;gap:9px;width:100%;border:2px solid var(--purple);background:#f5f1fd;padding:14px 10px;border-radius:9px;font-size:11px}.receiver-choice>b{margin-left:auto}.transfer-file{font-size:45px;color:var(--purple);line-height:1}.transfer-track{height:5px;width:80%;background:#eee8fa;border-radius:4px;overflow:hidden}.transfer-track>span{display:block;height:100%;background:var(--purple);width:100%}.done-ring{border-radius:50%;width:65px;height:65px;display:grid;place-items:center;background:#eee8fa;color:var(--purple);font-size:36px}.result-row{display:flex;text-align:left;align-items:center;gap:10px;width:100%;background:#f7f4fc;border-radius:8px;padding:12px 10px}.result-row>span{font-size:25px;color:var(--purple)}.result-row strong{display:block;font-size:11px}.result-row small{display:block;font-size:9px;color:var(--muted);margin-top:5px}.scene-caption{padding:20px 28px;min-height:88px}.scene-caption p{margin:0;font-size:14px;line-height:1.65;color:#595168}.timeline{height:4px;background:#ded5ee}.timeline>span{display:block;height:100%;width:0;background:var(--purple)}.player-controls{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-top:18px}.player-controls[hidden]{display:none}.player-controls button{border:0}.secondary{background:#eae4f7;color:var(--purple)}button.text-link{background:none;padding:10px}.example-note{font-size:11px;line-height:1.5;color:var(--muted);margin:14px 0 28px}.guide-steps{display:grid;grid-template-columns:1fr 1fr;gap:14px 30px;font-size:13px;line-height:1.7;color:var(--muted);padding-left:20px;margin:0 0 28px}.guide-steps strong{color:var(--ink)}
.animation[data-step="0"] .example-button{animation:confirm 6s ease both}.animation[data-step="1"] .cursor-pointer,.animation[data-step="2"] .cursor-pointer{animation:point 6s ease both}.animation[data-step="2"] .traveller{display:block;animation:travel 2s ease-in-out infinite}.animation[data-step="2"] .transfer-track>span{animation:transfer 6s linear both}.animation[data-step="3"] .done-ring{animation:arrive .5s ease both}.animation[data-playing="false"] *{animation-play-state:paused!important}
@keyframes confirm{0%,30%{box-shadow:0 0 0 0 #7053dd30;transform:scale(1)}45%,60%{box-shadow:0 0 0 7px #7053dd20;transform:scale(1.05)}80%,100%{box-shadow:0 0 0 0 #7053dd00;transform:scale(1)}}@keyframes point{0%{transform:translate(10px,15px)}30%,100%{transform:translate(-18px,-30px)}}@keyframes travel{0%{transform:translateX(-22px);opacity:0}20%,80%{opacity:1}100%{transform:translateX(22px);opacity:0}}@keyframes transfer{from{width:0}to{width:100%}}@keyframes arrive{from{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:1}}
@media(max-width:760px){.guide{padding-top:16px}.guide-heading{display:block;margin-bottom:16px}.guide h1{font-size:26px}.demo-tag{display:block;margin-top:10px}.scene-heading{padding:18px 16px 0;gap:9px}.scene-heading h2{font-size:19px}.computers{padding:20px 16px 0;grid-template-columns:minmax(0,1fr) 38px minmax(0,1fr)}.screen{padding:12px;height:210px}.pair-code{font-size:21px;letter-spacing:2px;padding:9px}.scene-caption{padding:18px 16px;min-height:116px}.scene-caption p{font-size:13px}.content-card{padding:14px 8px;gap:8px}.receiver-choice{font-size:10px;padding:12px 8px}.result-row{padding:10px 7px;gap:6px}.result-row>span{font-size:20px}.guide-steps{grid-template-columns:1fr}.player-controls{gap:8px}.player-controls .button{font-size:12px;padding:12px}.guide .header{gap:12px}}
@media(max-width:480px){.computers{grid-template-columns:1fr;gap:0;max-width:320px;margin:auto}.screen{height:165px;padding:12px}.scene{gap:8px}.connection{height:32px}.connection-line{left:50%;right:auto;top:4px;bottom:4px;border-top:0;border-left:2px dashed #c8b7e8}.connection-arrow{transform:rotate(90deg);font-size:20px}.animation[data-step="2"] .traveller{display:none}.computer-bar{height:25px}.pair-code{font-size:23px;padding:6px 14px}.scene-caption{min-height:130px}.scene-heading h2{font-size:17px}.result-row{padding:8px 12px}.content-card{padding:12px}.guide-heading p{font-size:12px}.header .text-link{font-size:11px}.header .brand{font-size:18px}.guide .example-note{margin-bottom:20px}}
@media(prefers-reduced-motion:reduce){.animation *{animation:none!important}.timeline>span{transition:none}}