.download-grid{grid-template-columns:minmax(0,1fr) minmax(0,1.35fr);gap:48px;align-items:start}
.browser-install{min-width:0;color:#26383f}.install-heading .eyebrow{font-size:12px}.install-heading h3{font-size:24px;line-height:1.35;margin:8px 0}.install-heading>p{font-size:14px;color:#718087;margin:0 0 24px}
.browser-install-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;gap:12px}.browser-tabs{display:flex;gap:6px;border-bottom:1px solid #cbd9dd;flex:1}
.browser-tab{display:flex;align-items:center;gap:9px;padding:12px 16px;border-bottom:2px solid transparent;color:#748289;font-size:15px;white-space:nowrap}.browser-tab img{object-fit:contain;flex:none}.browser-tab[aria-selected=true]{border-color:#03587c;color:#03587c}
.install-icon{width:38px;height:38px;display:inline-grid;place-items:center;flex:none;border:1px solid #d1dfe4;border-radius:6px;background:#ffffff8c;color:#396779}.install-icon svg{width:18px;height:18px}.install-icon:disabled{opacity:.3;cursor:default}.install-icon[hidden]{display:none}
.browser-install button:focus-visible,.browser-install a:focus-visible{outline:2px solid #238b9f;outline-offset:3px}
.install-viewport{width:100%;aspect-ratio:900/540;position:relative;overflow:hidden;touch-action:pan-y;border-radius:8px;border:1px solid #c8d8de;box-shadow:0 10px 24px #31576612;background:#fff}
.install-canvas{position:absolute;left:0;top:0;width:900px;height:540px;transform-origin:top left}
.sim-browser{width:900px;height:540px;font-family:"Segoe UI","Microsoft YaHei",sans-serif;font-size:14px;line-height:1.4;color:#30343b;background:#fff;position:relative;isolation:isolate}.sim-browser svg{width:18px;height:18px;flex:none;stroke-width:1.7}
.sim-tabs{height:39px;display:flex;align-items:center;gap:18px;background:#dce5f9;padding:6px 12px 0;font-size:12px}.edge .sim-tabs{background:#e5e9eb}.sim-tabs>span{display:flex;align-items:center;gap:10px;background:#fff;border-radius:7px 7px 0 0;padding:9px 12px;width:225px}.sim-tabs>span svg{margin-left:auto;width:13px}.sim-tabs>div{margin-left:auto;display:flex;gap:25px}.sim-tabs>div svg{width:13px}
.sim-toolbar{height:43px;display:flex;align-items:center;gap:16px;padding:5px 12px;border-bottom:1px solid #e4e7e9;background:#fff}.sim-address{display:flex;align-items:center;gap:12px;background:#f0f3f9;flex:1;border-radius:20px;padding:6px 12px;color:#656b74;font-size:12px}.sim-address svg:last-child{margin-left:auto}.sim-profile{border-radius:50%;background:#e4edf4;color:#456879;display:grid;place-items:center;width:23px;height:23px;font-size:11px}
.sim-control{font:inherit;display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid #d5d9e0;border-radius:4px;background:#fff;padding:7px 12px;color:inherit;position:relative;white-space:nowrap}.sim-control:disabled{opacity:1;cursor:default}.sim-puzzle{padding:4px;border:0}.sim-page{position:relative;height:458px;overflow:hidden}
.sim-newtab{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:26px;background:#f9fbfd}.sim-newtab>img{width:64px;height:64px}
.sim-search{display:flex;gap:15px;align-items:center;padding:16px 20px;width:480px;border-radius:28px;background:#fff;box-shadow:0 2px 8px #243c501b;color:#777;font-size:14px}.sim-search svg:last-child{margin-left:auto}.sim-shortcuts{display:flex;gap:40px;color:#6b7d8f}
.sim-popup{position:absolute;top:0;right:57px;width:302px;border-radius:8px;background:#fff;box-shadow:0 5px 25px #172d452e;z-index:2;padding:12px 0}
.sim-popup header{display:flex;justify-content:space-between;padding:4px 18px;font-size:16px;font-weight:600}.sim-popup>p{padding:8px 18px;margin:0;font-size:12px;color:#777}.sim-popup>div{display:flex;align-items:center;gap:12px;padding:13px 18px}.sim-popup>div svg:last-child{margin-left:auto}
.sim-manage{display:flex;width:100%;border:0;border-top:1px solid #eee;border-radius:0;justify-content:flex-start;margin-top:8px;padding:15px 18px}
.sim-manager{height:100%;display:grid;grid-template-columns:195px 1fr;grid-template-rows:64px 1fr;background:#fff}.sim-manager>header{grid-column:1/-1;display:flex;align-items:center;gap:24px;padding:12px 22px;border-bottom:1px solid #e5e8ef}
.sim-manager>header>b{display:flex;gap:10px;align-items:center;min-width:160px;font-size:20px}.sim-manager>header>span{display:flex;gap:10px;align-items:center;background:#f0f3fa;border-radius:20px;width:255px;padding:8px 14px;color:#777;font-size:12px}
.sim-dev{display:flex;font-size:12px;border:none;padding:9px 7px;gap:14px}.is-chrome>header>.sim-dev{margin-left:auto}
.sim-switch{width:31px;height:17px;background:#bec3c9;border-radius:10px;display:inline-block;position:relative;flex:none}.sim-switch>span{position:absolute;left:2px;top:2px;width:13px;height:13px;border-radius:50%;background:#fff}.sim-switch.on{background:#396bdc}.edge .sim-switch.on{background:#298f61}.sim-switch.on>span{left:16px}
.sim-manager>aside{padding:20px 10px;display:flex;flex-direction:column;gap:6px;border-right:1px solid #edf0f2;font-size:12px}.sim-manager>aside>span{display:flex;align-items:center;gap:8px;padding:10px 12px}.sim-manager>aside .selected{background:#eaf0ff;border-radius:0 20px 20px 0;color:#3165aa}.is-edge>aside .selected{background:#eff1f2;color:#333;border-radius:4px}.is-edge>aside .sim-dev{margin-top:auto;justify-content:space-between}
.sim-manager>main{padding:18px 22px;background:#fcfdff}.sim-manager h4{font-size:14px;font-weight:500;margin:30px 0 16px}.sim-actions{display:flex;gap:8px}.sim-actions .sim-control{font-size:12px;border-radius:18px;color:#3969aa}.is-edge .sim-actions .sim-control{border-radius:4px;color:#343a40}
.sim-empty{display:flex;gap:14px;align-items:center;margin-top:30px;color:#8a929a;font-size:13px}
.edge-real-background{position:absolute;top:0;left:0;width:900px;height:auto;max-width:none}
.edge-real::before{content:"";position:absolute;z-index:1;left:0;right:0;top:0;height:22px;background:#e4e4e4}
.edge-real::after{content:"";position:absolute;z-index:1;left:0;right:0;top:41px;height:20px;background:#fff;border-bottom:1px solid #ececec}
.edge-safe-tabs{position:absolute;z-index:2;top:0;left:0;right:0;height:22px;display:flex;align-items:center;gap:12px;padding:0 10px;font-size:9px;color:#444}
.edge-safe-tabs>span{display:flex;align-items:center;gap:6px;background:#fff;border-radius:5px 5px 0 0;height:20px;align-self:flex-end;width:180px;padding:0 9px}
.edge-safe-tabs img{width:12px;height:12px}.edge-safe-tabs svg{width:10px;height:10px}.edge-safe-tabs>span svg{margin-left:auto}
.edge-safe-tabs>div{margin-left:auto;display:flex;gap:20px}
.edge-real-puzzle{position:absolute;left:770px;top:22px;width:22px;height:20px;padding:0;border:0;background:transparent}
.edge-real-menu{top:44px;right:99px}
.sim-extension>footer>.sim-result{border:0;border-radius:4px;padding:8px;margin-left:auto;color:inherit;cursor:default}
.sim-result .sim-switch.on{background:#396bdc;animation:install-enable-track 1.15s ease-in-out both}
.sim-result .sim-switch.on>span{animation:install-enable-knob 1.15s ease-in-out both}
.sim-browser[data-scene-step="6"]>.sim-cursor{display:none}
@keyframes install-enable-track{0%,35%{background:#bec3c9}100%{background:#396bdc}}
@keyframes install-enable-knob{0%,35%{left:2px}100%{left:16px}}
@media(prefers-reduced-motion:reduce){.sim-result .sim-switch.on,.sim-result .sim-switch.on>span{animation:none}}
.sim-browser[data-scene-step="2"] .sim-actions{visibility:hidden}
.sim-extension{width:385px;border:1px solid #dcdfe4;border-radius:8px;background:#fff;padding:18px}.sim-extension>div{display:flex;align-items:flex-start;gap:14px}.sim-extension b{font-size:15px}.sim-extension small{font-size:11px;color:#868d94;margin-left:12px}.sim-extension p{font-size:12px;color:#717b85;margin:8px 0 22px}
.sim-extension>footer{display:flex;align-items:center;gap:12px;font-size:12px}.sim-extension>footer>span{border:1px solid #d5dce9;border-radius:18px;color:#3969aa;padding:6px 12px}.sim-extension>footer>.sim-control{margin-left:auto;border:0;padding:8px}
.sim-file-mask{position:absolute;inset:0;background:#213c532b}.sim-file{position:absolute;inset:12px 44px 14px;background:#fff;border:1px solid #aeb8c3;box-shadow:0 12px 26px #10233524;z-index:3}
.sim-file>header{display:flex;align-items:center;gap:8px;padding:8px 12px;font-size:12px}.sim-file>header svg{margin-left:auto}
.sim-file-address{display:flex;align-items:center;gap:16px;padding:10px 14px;border-bottom:1px solid #e6e9ed}.sim-file-address>span{display:flex;align-items:center;gap:12px;flex:1;border:1px solid #d2d9df;padding:6px;font-size:12px}
.sim-file-content{display:grid;grid-template-columns:133px 1fr;height:231px}.sim-file-content>aside{display:flex;flex-direction:column;padding:12px 6px;background:#f6f7f8;gap:13px;font-size:12px}.sim-file-content>aside span{display:flex;gap:8px;padding:4px 8px}.sim-file-content>main{padding:12px 18px}.sim-columns{color:#76828c;font-size:12px;border-bottom:1px solid #edf0f4;padding-bottom:7px}
.sim-folder{font-size:12px;margin-top:10px;width:100%;justify-content:flex-start;border-color:transparent;padding:8px}.sim-folder svg{color:#d4a62f;fill:#f4d16a}.sim-folder.selected{background:#dfeeff;border-color:#90bee7}
.sim-files{display:none}
.sim-file>footer{border-top:1px solid #e7eaef;padding:10px 18px;font-size:12px}.sim-file>footer>div{display:flex;align-items:center;gap:12px;margin-bottom:8px}.sim-file>footer>div>span{flex:1;border:1px solid #a4b7ca;padding:6px}.sim-file>footer>div:last-child{justify-content:flex-end}.sim-file .sim-confirm{border-color:#5195c5;background:#f5faff}
.sim-target{z-index:5;outline:3px solid #49b9bb;outline-offset:5px;box-shadow:0 0 0 900px #193b521f}.sim-target::after{content:"";position:absolute;inset:-10px;border:2px solid #6dd4cc;border-radius:8px;pointer-events:none;animation:install-focus 2.2s ease-out 1}
.sim-cursor{position:absolute;pointer-events:none;z-index:8;color:#123f55;filter:drop-shadow(0 2px 2px #fff);animation:install-cursor .85s ease-out both}.sim-cursor svg{width:26px;height:26px;fill:#fff;stroke-width:2}
.install-caption{display:flex;gap:18px;padding:22px 0 16px;min-height:132px}.install-caption>[data-step-number]{font-family:var(--mono);font-size:12px;white-space:nowrap;color:#468196;padding-top:5px}.install-caption h4{font-size:20px;line-height:1.4;margin:0 0 6px}.install-caption p{font-size:14px;color:#718087;line-height:1.75;margin:0}
.install-controls{display:flex;align-items:center;gap:10px;padding-bottom:20px;border-bottom:1px solid #cddce2}.install-progress{display:flex;gap:2px;flex:1;justify-content:center}.install-progress button{display:grid;place-items:center;width:25px;height:38px}.install-progress span{width:6px;height:6px;border-radius:50%;background:#a9c1c9}.install-progress [aria-current=step] span{width:18px;border-radius:3px;background:#03587c}
.install-play{display:flex;align-items:center;gap:8px;margin-left:8px;font-size:13px;color:#03587c;min-height:38px;white-space:nowrap}.install-play svg{width:16px;height:16px}.install-footnote{font-size:11px;color:#7e8c93;margin:12px 0 20px}
.install-recovery,.browser-help{border-bottom:1px solid #cddce2}.browser-install summary{display:flex;align-items:center;justify-content:space-between;padding:14px 0;font-size:14px;color:#3f687a;cursor:pointer}.browser-install summary svg{width:16px;height:16px}.browser-install details p{font-size:13px;line-height:1.8;color:#63767e;margin:0 0 14px}.browser-install details a{color:#03587c;text-decoration:underline;text-underline-offset:3px}.browser-help>div{display:flex;flex-direction:column;gap:12px;font-size:13px;margin-bottom:18px;line-height:1.75;color:#63767e}.browser-help-links{display:flex;gap:16px}
.install-dialog{width:min(1180px,calc(100% - 32px));max-height:94svh;padding:38px 32px 24px;border:1px solid #cfdee3;border-radius:8px;background:#eef3f5}.install-dialog::backdrop{background:#18354285;backdrop-filter:blur(3px)}.install-close{position:absolute;top:8px;right:8px}
.install-dialog .install-heading,.install-dialog .install-recovery,.install-dialog .browser-help,.install-dialog .install-footnote{display:none}.install-dialog .install-viewport{max-width:950px;margin:auto}.install-dialog .install-caption{min-height:100px}
@keyframes install-focus{0%{opacity:0;transform:scale(.96)}35%{opacity:1}100%{opacity:.5;transform:scale(1.015)}}@keyframes install-cursor{from{opacity:0;translate:22px 25px}to{opacity:1;translate:0 0}}
@media(max-width:1100px){.download-grid{grid-template-columns:1fr;gap:48px}.browser-install{max-width:900px;width:100%}.download-intro{max-width:650px}}
@media(max-width:600px){.browser-tab{font-size:13px;padding:10px 6px;gap:6px}.browser-tab img{width:20px;height:20px}.install-heading h3{font-size:22px}.install-caption{min-height:142px;gap:10px}.install-caption h4{font-size:18px}.install-caption p{font-size:13px}.install-controls{gap:5px;flex-wrap:wrap}.install-progress button{width:21px}.install-play{margin-left:auto}.install-dialog{padding:48px 14px 16px;width:calc(100% - 16px)}.install-dialog .install-viewport{overflow:auto;aspect-ratio:auto;touch-action:pan-x pan-y}.browser-help-links{flex-wrap:wrap;gap:10px}.install-heading>p{margin-bottom:16px}}
@media(prefers-reduced-motion:reduce){.sim-target::after,.sim-cursor{animation:none}}