:root{--paper:#fff;--surface:#f5f5f7;--ink:#1d1d1f;--muted:#626269;--line:#dfdfe4;--blue:#356df3;--blue-dark:#2455cc;--tint:#eef3ff;--danger:#b42318;--radius:28px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei UI","Microsoft YaHei","Noto Sans",Arial,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none;color-scheme:light}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0}a{color:var(--blue-dark);text-decoration:none}button,input,select{font:inherit}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a:hover{text-decoration:underline}button:disabled{cursor:not-allowed;opacity:.48}button:active,.button:active{transform:scale(.98)}:focus-visible{outline:3px solid var(--blue);outline-offset:5px}img,svg{display:block;max-width:100%}p{line-height:1.65}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-weight:650}h1{font-size:clamp(48px,6.8vw,88px);line-height:1.04;letter-spacing:-.065em;margin-bottom:25px}h2{font-size:clamp(34px,4.5vw,56px);line-height:1.08;letter-spacing:-.045em;margin-bottom:22px}h3{font-size:24px;line-height:1.22;letter-spacing:-.025em}small,.small{font-size:13px;line-height:1.6}.muted{color:var(--muted)}.wrap{width:min(1080px,calc(100% - 64px));margin-inline:auto}.skip{position:fixed;top:-80px;left:20px;z-index:20;background:#fff;padding:14px}.skip:focus{top:10px}.site-header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.92);backdrop-filter:blur(18px);border-bottom:1px solid rgba(0,0,0,.07)}.nav{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:9px;font-size:21px;font-weight:650;letter-spacing:-.045em;color:var(--ink);flex-shrink:0}.brand img{width:37px;height:37px;border-radius:10px}.brand:hover{text-decoration:none}.nav-links{display:flex;align-items:center;gap:28px;font-size:13px}.nav-links a{min-height:44px;display:inline-flex;align-items:center;color:var(--ink)}.nav-links .nav-cta{background:var(--blue);color:#fff;padding:0 18px;min-height:36px;border-radius:30px}.language{color:var(--muted)!important}.button{border:0;min-height:48px;padding:13px 25px;border-radius:999px;background:var(--blue);color:#fff;display:inline-flex;gap:9px;align-items:center;justify-content:center;font-size:15px;font-weight:550;text-align:center;transition:background .15s}.button:hover{background:var(--blue-dark);text-decoration:none}.button.secondary{background:var(--tint);color:var(--blue-dark)}.button.secondary:hover{background:#e0e9ff}.button.plain{background:transparent;color:var(--blue-dark);padding-inline:12px}.button.danger{background:#fff0ed;color:var(--danger)}.button svg{width:19px;height:19px;flex-shrink:0}.actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.hero{text-align:center;padding:77px 0 0;overflow:hidden}.hero .intro{max-width:640px;margin:0 auto 27px;font-size:20px;color:var(--muted);line-height:1.5;letter-spacing:-.025em}.hero .actions{justify-content:center}.hero .hero-note{font-size:12px;color:var(--muted);margin-top:17px}.hero-stage{max-width:990px;height:385px;position:relative;margin:45px auto 0;isolation:isolate}.connection-arc{position:absolute;border:1px solid #dce4f8;width:730px;height:730px;border-radius:50%;top:65px;left:50%;transform:translateX(-50%);z-index:-1}.connection-arc:after{content:"";position:absolute;inset:45px;border:1px solid #edf0f8;border-radius:50%}.stage-label{position:absolute;left:0;right:0;bottom:24px;font-size:12px;color:var(--muted)}.device-laptop{position:absolute;left:8%;top:45px;width:465px;transform:rotate(-4deg)}.laptop-screen{height:255px;border:7px solid #d6d8df;border-radius:17px 17px 6px 6px;background:#fafbfe;box-shadow:0 16px 45px #313b5f10;overflow:hidden}.window-chrome{height:30px;display:flex;align-items:center;gap:5px;border-bottom:1px solid #e9ebf1;padding:0 10px;background:#f1f2f6}.window-chrome i{width:6px;height:6px;background:#d0d2da;border-radius:50%}.window-chrome span{font-size:9px;text-align:center;flex:1;color:#626269;padding-right:30px}.laptop-base{height:11px;background:linear-gradient(#dfe1e7,#b6bac4);margin:0 -35px;border-radius:3px 3px 70% 70%}.laptop-content{display:flex;align-items:center;justify-content:center;height:212px;gap:23px}.file-stack{position:relative;width:130px;height:130px}.folder-art{position:absolute;width:125px;height:92px;bottom:6px;left:0;border-radius:8px 9px 13px 13px;background:#5f91fc;box-shadow:inset 0 1px 0 #c6dbff}.folder-art:before{content:"";position:absolute;left:0;top:-12px;width:47px;height:19px;border-radius:7px 12px 0 0;background:#5f91fc}.folder-art:after{content:"";position:absolute;inset:12px 0 0;transform:skewY(-5deg);border-radius:7px 8px 12px 12px;background:linear-gradient(120deg,#9dbdff,#6a9dff)}.paper-art{position:absolute;left:23px;top:0;width:76px;height:93px;border-radius:6px;background:#fff;box-shadow:0 0 0 1px #d7e1f7;transform:rotate(8deg)}.paper-art:after{content:"";position:absolute;left:15px;right:15px;top:24px;height:3px;background:#d9e4fa;box-shadow:0 12px #d9e4fa,0 24px #d9e4fa,0 36px #d9e4fa}.laptop-caption{text-align:left}.laptop-caption strong{display:block;font-size:17px;letter-spacing:-.04em;margin-bottom:7px}.laptop-caption span{font-size:11px;color:var(--muted)}.transfer-bridge{position:absolute;left:57%;top:150px;display:flex;align-items:center;gap:7px}.transfer-bridge i{width:4px;height:4px;border-radius:50%;background:#b7cafa}.transfer-bridge .bridge-icon{display:grid;place-items:center;margin-inline:4px;width:46px;height:46px;border-radius:50%;background:#eef3ff;color:var(--blue)}.bridge-icon svg{width:23px;height:23px}.device-phone{position:absolute;right:12%;top:4px;width:155px;height:306px;border:5px solid #cdd0d7;border-radius:29px;background:#fff;transform:rotate(6deg);box-shadow:0 18px 40px #26304d14}.phone-camera{width:40px;height:9px;border-radius:10px;background:#dce0e8;margin:9px auto 0}.phone-content{padding:32px 14px;text-align:center}.phone-content>img{width:52px;height:52px;border-radius:14px;margin:0 auto 16px}.phone-content strong{font-size:16px;letter-spacing:-.04em;display:block}.phone-files{display:flex;align-items:center;gap:9px;border-top:1px solid #edf0f7;margin-top:23px;padding-top:12px;text-align:left;color:var(--muted);font-size:9px}.phone-files svg{width:22px;color:var(--blue)}.phone-line{height:4px;background:#edf1f8;width:62px;margin-top:5px;border-radius:5px}.phone-home{position:absolute;bottom:7px;left:50%;transform:translateX(-50%);height:4px;width:49px;border-radius:8px;background:#d7dbe3}.benefits{background:var(--surface);position:relative}.benefit-row{display:grid;grid-template-columns:repeat(3,1fr);gap:55px;padding-block:49px}.benefit-row h3{font-size:19px;margin:0 0 9px}.benefit-row p{font-size:14px;color:var(--muted);margin:0}.benefit-icon{width:27px;height:27px;color:var(--blue);margin-bottom:18px}.section{padding-block:110px}.section-heading{text-align:center;max-width:680px;margin:0 auto 58px}.section-heading p{font-size:19px;color:var(--muted)}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:58px}.step-number{width:33px;height:33px;border-radius:50%;border:1px solid #c6c6cd;display:grid;place-items:center;color:#67676f;font-size:14px;margin-bottom:26px}.steps h3{font-size:23px;margin-bottom:13px}.steps p{color:var(--muted);font-size:15px;margin-bottom:0}.network-note{display:flex;gap:13px;align-items:flex-start;margin:46px 0 0;padding:22px 26px;border-radius:16px;background:var(--surface);font-size:13px;line-height:1.6}.network-note svg{width:23px;height:23px;color:var(--blue-dark);flex-shrink:0}.network-note p{margin:0}.network-note strong{font-weight:600}.feature-split{background:var(--surface);border-radius:var(--radius);padding:65px 65px;display:grid;grid-template-columns:1.1fr 1fr;gap:55px;align-items:center}.feature-split h2{font-size:43px}.feature-split p{color:var(--muted);font-size:16px}.feature-split .small{font-size:12px;margin-top:16px;margin-bottom:0}.feature-icon{width:39px;height:39px;color:var(--blue);margin-bottom:25px}.mini-file-list{background:#fff;border-radius:20px;padding:25px 27px;box-shadow:0 12px 40px #20284005}.mini-file-row{display:flex;align-items:center;gap:13px;padding:16px 0;border-bottom:1px solid #f0f0f4;font-size:13px}.mini-file-row svg{width:27px;height:30px;color:#7399ec}.mini-file-row span{display:block;font-size:11px;color:var(--muted);margin-top:4px}.mini-file-list>p{font-size:11px;margin:18px 0 0;line-height:1.5}.mini-file-list .format-pill{display:inline-flex;background:var(--tint);color:var(--blue-dark);border-radius:8px;padding:8px 11px;font-size:11px;margin-top:20px}.simple-feature{display:grid;grid-template-columns:1fr 1fr;gap:100px;padding-top:95px}.simple-feature h3{font-size:25px;margin-bottom:12px}.simple-feature p{font-size:15px;color:var(--muted)}.simple-feature svg{color:var(--blue);height:30px;width:30px;margin-bottom:22px}.faq-section{background:var(--surface)}.faq{max-width:800px;margin:auto}.faq details{border-bottom:1px solid #dcdce1}.faq summary{cursor:pointer;position:relative;list-style:none;padding:23px 44px 23px 0;font-size:17px;font-weight:550;line-height:1.5}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";position:absolute;right:6px;font-size:23px;font-weight:400;top:18px;color:#626269}.faq details[open] summary:after{content:"−"}.faq details p{color:var(--muted);font-size:15px;max-width:700px;padding-bottom:10px}.download-section{text-align:center;max-width:660px;margin:auto}.download-section .app-icon{width:79px;height:79px;border-radius:22px;box-shadow:0 2px 20px #26304d09;margin:0 auto 28px}.download-section p{color:var(--muted)}.availability{display:inline-flex;background:var(--surface);border-radius:99px;padding:10px 20px;font-size:13px;margin-top:12px}.site-footer{background:var(--surface);padding:32px 0}.footer-row{display:flex;align-items:center;justify-content:space-between;gap:24px;font-size:12px;color:var(--muted)}.footer-links{display:flex;align-items:center;gap:24px;flex-wrap:wrap}.footer-links a{color:var(--muted)}.footer-note{font-size:11px;line-height:1.7;color:var(--muted);margin:22px 0 0;padding-top:19px;border-top:1px solid var(--line)}
/* 工具页将网络前提、准备和接收批准作为真实任务状态呈现。 */
.tool-page{background:var(--surface);min-height:100vh}.tool-heading{text-align:center;max-width:750px;margin:0 auto;padding:60px 0 30px}.tool-heading h1{font-size:clamp(36px,4.5vw,56px);letter-spacing:-.05em}.tool-heading p{font-size:17px;color:var(--muted);margin-bottom:0}.network-banner{display:flex;align-items:center;justify-content:center;gap:10px;font-size:13px;color:var(--blue-dark);padding:13px 20px;background:#eaf0ff;line-height:1.5;text-align:center}.network-banner svg{width:20px;height:20px;flex-shrink:0}.setup-panel{background:#fff;border:1px solid var(--line);border-radius:20px;padding:25px 30px;margin:0 0 24px;display:flex;gap:35px;align-items:center;justify-content:space-between}.setup-panel h2{font-size:20px;letter-spacing:-.025em;margin-bottom:9px}.setup-panel p{font-size:14px;color:var(--muted);margin:0;max-width:590px}.setup-panel .actions{flex-shrink:0}.tool-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:23px;align-items:start;margin-bottom:27px}.tool-card{background:#fff;border-radius:24px;padding:32px;min-width:0}.tool-card h2{font-size:23px;letter-spacing:-.035em;margin-bottom:7px}.card-top{display:flex;justify-content:space-between;align-items:start;gap:15px;margin-bottom:24px}.card-top .small{color:var(--muted);margin:0}.count-pill{font-size:12px;background:var(--surface);border-radius:50px;padding:6px 11px;white-space:nowrap}.drop-area{border:1.5px dashed #c9ccd7;border-radius:16px;min-height:190px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:26px;text-align:center;background:#fcfcfd}.drop-area.dragging{background:var(--tint);border-color:var(--blue)}.drop-area>svg{width:37px;height:37px;color:#8a94a8}.drop-area p{font-size:14px;color:var(--muted);margin:0}.drop-area .actions{justify-content:center;gap:6px}.drop-area .button{font-size:13px;min-height:42px;padding:10px 17px}.file-list{margin:17px 0 0;padding:0;list-style:none;max-height:270px;overflow:auto}.file-row{display:flex;gap:11px;align-items:center;padding:12px 0;border-bottom:1px solid #eeeef1}.file-row>svg{width:24px;height:26px;flex-shrink:0;color:#7294d8}.file-info{flex:1;min-width:0}.file-name{display:block;font-size:13px;overflow-wrap:anywhere;line-height:1.4}.file-size{display:block;font-size:11px;color:var(--muted);margin-top:4px}.remove-file{border:0;background:transparent;color:var(--muted);width:44px;height:44px;font-size:20px}.format-fieldset{border:0;padding:0;margin:29px 0 22px}.format-fieldset legend{font-size:13px;font-weight:600;margin-bottom:12px}.format-options{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.format-option{position:relative;cursor:pointer;display:block}.format-option input{position:absolute;top:13px;left:11px;accent-color:var(--blue);width:13px;height:13px;margin:0}.format-option .format-label{display:block;padding:12px 7px 12px 30px;font-size:12px;border:1px solid var(--line);border-radius:12px;min-height:70px}.format-option input:checked+.format-label{border-color:var(--blue);background:var(--tint)}.format-option input:focus-visible+.format-label{outline:3px solid var(--blue);outline-offset:3px}.format-label span{display:block;font-size:10px;color:var(--muted);margin-top:6px}.address-field{display:flex;gap:12px;align-items:center;font-size:12px;margin-bottom:16px;flex-wrap:wrap}.address-field select{min-height:40px;border:1px solid var(--line);border-radius:8px;background:#fff;padding:7px 10px;max-width:100%}.wide{width:100%}.preparation{font-size:12px;color:var(--muted);margin:14px 0 0}.progress-area{margin-top:17px}.progress-area progress{height:7px;width:100%;accent-color:var(--blue);display:block}.progress-area p{font-size:12px;color:var(--muted);margin-top:9px}.tool-status{font-size:13px;line-height:1.6;overflow-wrap:anywhere;margin-top:16px}.tool-status.error{color:var(--danger)}.qr-panel{text-align:center;min-height:435px;display:flex;flex-direction:column;align-items:center}.qr-panel>p{color:var(--muted);font-size:13px;max-width:270px}.qr-placeholder{width:190px;height:190px;background:var(--surface);border-radius:18px;display:grid;place-items:center;margin:27px 0 25px}.qr-placeholder svg{width:59px;height:59px;color:#c1c6d1}.qr-image{width:230px;height:230px;margin:12px 0;max-width:100%}.qr-image img{width:100%;height:100%}.qr-caption{font-size:12px;line-height:1.6;color:var(--muted)}.qr-panel h3{font-size:16px;margin:0 0 10px}.qr-panel .actions{justify-content:center;gap:5px}.qr-panel .button{font-size:12px;min-height:42px;padding:10px 16px}.pairings{width:100%;margin-top:24px;border-top:1px solid var(--line);padding-top:20px;text-align:left}.pairing-row{padding:12px 0;border-bottom:1px solid #eeeef1;font-size:13px}.pairing-row p{margin-bottom:8px}.pairing-row .actions{justify-content:flex-start}.transfer-stats{font-size:11px;color:var(--muted);margin-top:15px;line-height:1.6}.help-details{background:#fff;border-radius:18px;margin:0 0 65px;padding:0 26px}.help-details>summary{min-height:60px;padding:21px 0;font-size:14px;cursor:pointer}.help-details .help-content{padding:0 0 22px;color:var(--muted);font-size:13px;line-height:1.8;max-width:850px}.help-content li{margin-bottom:10px}.command{background:#f0f1f4;padding:14px 18px;border-radius:10px;font:12px/1.9 ui-monospace,Consolas,monospace;color:var(--ink);white-space:pre-wrap;overflow-wrap:anywhere}.help-content code{overflow-wrap:anywhere}.tool-footnote{font-size:12px;color:var(--muted);line-height:1.7;text-align:center;margin:0 auto 35px;max-width:800px}.legal{max-width:760px;padding-block:65px}.legal h1{font-size:45px}.legal h2{font-size:25px;letter-spacing:-.025em;margin-top:35px}.legal p,.legal li{font-size:15px;line-height:1.8;color:var(--muted)}[hidden]{display:none!important}
@media(min-width:1600px){.hero{padding-top:95px}.hero-stage{margin-top:60px}}
@media(max-width:800px){.wrap{width:calc(100% - 40px)}.nav-links{gap:15px}.nav-links .optional-nav{display:none}.hero{padding-top:60px}.hero .intro{font-size:18px;max-width:500px}.hero-stage{height:330px;max-width:650px}.device-laptop{left:2%;width:360px;top:45px}.laptop-screen{height:220px}.laptop-content{height:178px;gap:15px}.file-stack{transform:scale(.8);width:110px}.laptop-caption strong{font-size:14px}.device-phone{right:6%;width:130px;height:263px;top:18px}.phone-content{padding:25px 10px}.phone-content>img{width:43px;height:43px;margin-bottom:13px}.phone-content strong{font-size:13px}.phone-files{font-size:8px}.transfer-bridge{left:58%;top:142px}.transfer-bridge i{display:none}.benefit-row{gap:27px;padding-block:35px}.benefit-row h3{font-size:17px}.section{padding-block:80px}.steps{gap:30px}.steps h3{font-size:20px}.feature-split{padding:42px 32px;gap:25px}.feature-split h2{font-size:34px}.mini-file-list{padding:22px 20px}.simple-feature{gap:45px;padding-top:65px}.tool-grid{grid-template-columns:1fr 1fr;gap:17px}.tool-card{padding:25px 20px}.format-options{grid-template-columns:1fr}.format-option .format-label{min-height:0;padding:12px 10px 12px 34px}.format-label span{display:inline;margin-left:7px}.setup-panel{align-items:flex-start;gap:20px}.setup-panel .button{font-size:13px;padding:12px 18px}.format-option input{top:14px}.tool-heading{padding-top:45px}.qr-image{width:205px;height:205px}}
@media(max-width:560px){.wrap{width:calc(100% - 36px)}.nav{height:64px;gap:10px}.brand{font-size:19px}.brand img{width:30px;height:30px}.nav-links{gap:12px;font-size:12px}.nav-links .nav-cta{display:none}.nav-links a{min-height:44px}.hero{padding-top:48px}.hero h1{font-size:49px;letter-spacing:-.06em}.hero .intro{font-size:17px;max-width:340px}.hero .actions{gap:4px}.button{font-size:14px;padding:12px 22px}.hero-note{max-width:280px;margin-inline:auto;line-height:1.6}.hero-stage{height:288px;margin-top:25px;max-width:400px}.device-laptop{width:247px;top:66px;left:3%}.laptop-screen{height:162px;border-width:5px;border-radius:12px 12px 4px 4px}.window-chrome{height:22px;gap:3px;padding-left:7px}.window-chrome i{width:4px;height:4px}.window-chrome span{font-size:7px;padding-right:17px}.laptop-content{height:132px;gap:0}.file-stack{transform:scale(.6);width:90px;transform-origin:50% 50%}.laptop-caption{padding-right:7px}.laptop-caption strong{font-size:10px}.laptop-caption span{font-size:8px}.laptop-base{margin:0 -15px;height:7px}.device-phone{right:5%;width:107px;height:215px;top:17px;border-width:4px;border-radius:22px;box-shadow:0 14px 25px #26304d13}.phone-camera{height:5px;width:28px;margin-top:7px}.phone-content{padding:24px 10px}.phone-content>img{width:34px;height:34px;border-radius:10px;margin-bottom:11px}.phone-content strong{font-size:11px}.phone-files{margin-top:17px;padding-top:10px;gap:4px;font-size:6px}.phone-files svg{width:17px}.phone-line{width:42px;height:3px}.phone-home{width:35px;height:3px;bottom:5px}.transfer-bridge{left:60%;top:167px;z-index:2}.transfer-bridge .bridge-icon{width:32px;height:32px;border:3px solid white}.bridge-icon svg{width:16px;height:16px}.connection-arc{width:420px;height:420px;top:70px}.stage-label{font-size:10px;bottom:15px}.benefit-row{grid-template-columns:1fr;gap:25px;padding-block:33px}.benefit-row article{padding-left:43px;position:relative}.benefit-icon{position:absolute;left:0;top:2px;width:25px;height:25px}.benefit-row h3{margin-bottom:5px;font-size:18px}.benefit-row p{font-size:13px;max-width:310px}.section{padding-block:65px}.section-heading{margin-bottom:36px}.section-heading h2{font-size:35px}.section-heading p{font-size:16px}.steps{grid-template-columns:1fr;gap:30px}.steps article{padding-left:50px;position:relative}.step-number{position:absolute;left:0;top:0;margin:0;width:29px;height:29px}.steps h3{font-size:21px;margin-bottom:9px}.steps p{font-size:14px}.network-note{padding:18px;gap:11px;margin-top:32px;font-size:12px}.feature-split{display:flex;flex-direction:column;padding:32px 25px;border-radius:22px;gap:35px;align-items:stretch}.feature-split h2{font-size:34px}.feature-split p{font-size:15px}.feature-icon{margin-bottom:20px}.mini-file-list{max-width:none;padding:18px 23px}.mini-file-row{padding:13px 0}.simple-feature{grid-template-columns:1fr;gap:33px;padding-top:48px}.simple-feature h3{font-size:23px}.simple-feature p{font-size:14px;margin-bottom:0}.simple-feature svg{margin-bottom:16px}.faq summary{font-size:15px;padding-block:20px}.faq details p{font-size:14px}.download-section h2{font-size:35px}.download-section p{font-size:15px}.footer-row{flex-direction:column;align-items:flex-start;gap:20px}.footer-links{gap:20px}.tool-heading{padding:35px 0 25px}.tool-heading h1{font-size:37px}.tool-heading p{font-size:15px}.network-banner{font-size:12px;align-items:flex-start}.setup-panel{flex-direction:column;padding:22px;gap:17px}.setup-panel h2{font-size:19px}.setup-panel p{font-size:13px}.tool-grid{grid-template-columns:1fr;gap:18px}.tool-card{padding:27px 23px}.format-options{grid-template-columns:repeat(3,1fr)}.format-option .format-label{font-size:11px;padding:33px 8px 10px;text-align:center;min-height:86px}.format-option input{left:calc(50% - 6px);top:11px}.format-label span{display:block;margin:5px 0 0;font-size:9px}.qr-panel{min-height:380px}.qr-placeholder{margin:20px 0}.tool-footnote{font-size:11px}.help-details{padding-inline:22px;margin-bottom:45px}.legal{padding-block:40px}.legal h1{font-size:36px}}
.mobile-label{display:none}
html[lang="zh-CN"]{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif}
@media(max-width:560px){.desktop-label{display:none}.mobile-label{display:inline}.nav-links{gap:9px}.nav-links .nav-cta{display:inline-flex;padding-inline:11px;font-size:11px;min-height:34px}.laptop-caption{display:none}.laptop-content .file-stack{width:130px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
@media(prefers-contrast:more){:root{--muted:#44444b;--line:#85858d}.button.secondary{border:1px solid var(--blue-dark)}.format-label span{color:#44444b}}

.section-gap{height:100px}@media(max-width:560px){.section-gap{height:65px}}

@media(max-width:560px){.nav-links .nav-cta,.drop-area .button,.qr-panel .button{min-height:44px}}

/* 官方徽章保留自带安全留白；引导与可操作工具分开呈现。 */
.play-badge{display:inline-block;width:224px;max-width:100%;flex:none}.play-badge img{width:100%;height:auto}.play-badge:hover{opacity:.88}.actions:has(.play-badge){gap:20px}.download-section>p{max-width:600px;margin-inline:auto}.download-section .play-badge{margin-top:8px}.setup-panel{display:block!important;max-width:900px;margin-inline:auto}.setup-panel[hidden]{display:none!important}.setup-panel>div:first-child{max-width:680px}.setup-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px;margin:30px 0}.setup-steps h3{font-size:18px;margin:16px 0 10px}.setup-steps p{font-size:14px}.setup-command{padding:20px 24px;background:#1d1d1f;color:white;border-radius:16px;line-height:1.9;overflow:auto}.setup-recovery{max-width:700px}.local-address{overflow-wrap:anywhere;font-size:13px}.setup-panel .actions{justify-content:flex-start;flex-wrap:wrap}.tool-page:not(.local-ready) .tool-grid{display:none}.tool-page:not(.local-ready) .tool-footnote{max-width:850px;margin-inline:auto}#setup-status{color:var(--danger)}
@media(max-width:560px){.play-badge{width:210px}.setup-steps{grid-template-columns:1fr;gap:16px}.setup-steps article{border-top:1px solid var(--line);padding-top:18px}.setup-steps h3{margin-top:10px}.setup-panel .actions .button{width:100%;font-size:13px}.actions:has(.play-badge){gap:8px}}

.archive-options{display:block;margin:18px 0;font-size:13px;font-weight:600}.archive-options input{display:block;width:100%;min-height:44px;border:1px solid var(--line);border-radius:12px;padding:10px;margin-top:8px;background:var(--paper);color:var(--ink)}.connection-options{margin:20px 0;font-size:13px}.connection-options summary,.published-list summary,.manual-start summary{cursor:pointer;min-height:44px;padding-block:12px}.share-summary{font-size:14px;overflow-wrap:anywhere}.published-list{font-size:12px;text-align:left}.published-list ul{max-height:180px;overflow:auto;overflow-wrap:anywhere;padding-left:20px}.published-list:not(:has(li)){display:none}.file-name,.file-size{overflow-wrap:anywhere}.tool-card #format-note{min-height:44px;margin-bottom:0}