:root{color:#1c1c1a;background:#f3f1eb;font-family:Avenir Next,PingFang SC,Microsoft YaHei,system-ui,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility;--ink: #1c1c1a;--muted: #77746c;--paper: #faf9f5;--line: #dedbd2;--lime: #c7f36b;--lime-dark: #84b72b;--purple: #6657d9;--purple-soft: #ece9ff;--danger: #d95757}*{box-sizing:border-box}html{min-width:320px;min-height:100%;background:radial-gradient(circle at 12% 10%,rgba(199,243,107,.18),transparent 25rem),#f3f1eb}body{margin:0;min-width:320px;min-height:100vh}button,input,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{color:inherit}button:focus-visible,input:focus-visible,textarea:focus-visible,a:focus-visible{outline:3px solid rgba(102,87,217,.28);outline-offset:2px}svg{width:1.2em;height:1.2em}.app-shell{position:relative;display:flex;min-height:100vh;flex-direction:column;overflow:hidden}.app-shell:before{position:fixed;z-index:-1;top:90px;left:-80px;width:260px;height:260px;border:1px solid rgba(28,28,26,.06);border-radius:50%;box-shadow:0 0 0 42px #1c1c1a05,0 0 0 84px #1c1c1a03;content:""}.topbar{display:flex;width:min(1180px,calc(100% - 48px));height:88px;margin:0 auto;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;padding:0;align-items:center;gap:11px;border:0;background:none;cursor:pointer;font-size:18px;letter-spacing:-.04em;text-decoration:none}.brand .logo{width:35px;height:35px;color:var(--ink)}.brand strong{font-weight:800}.privacy-note{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:12px;font-weight:600}.privacy-note svg{width:15px;height:15px}.topbar-actions{display:flex;align-items:center;gap:22px}.cli-nav-link{display:inline-flex;padding:8px 10px;align-items:center;gap:6px;border-radius:3px;color:var(--purple);font-size:11px;font-weight:700;text-decoration:none}.cli-nav-link:hover{background:var(--purple-soft)}.landing{display:grid;width:min(1120px,calc(100% - 48px));margin:auto;padding:72px 0 88px;align-items:center;grid-template-columns:minmax(0,1.12fr) minmax(390px,.72fr);gap:clamp(60px,9vw,128px)}.eyebrow{display:flex;margin-bottom:24px;align-items:center;gap:10px;color:#52504a;font-family:DM Mono,monospace;font-size:11px;font-weight:500;letter-spacing:.13em;text-transform:uppercase}.eyebrow span{width:28px;height:2px;background:var(--purple)}.hero-copy h1{max-width:650px;margin:0;font-size:clamp(44px,5.1vw,70px);font-weight:800;letter-spacing:-.065em;line-height:1.08}.hero-copy h1 em{position:relative;display:inline-block;color:var(--purple);font-style:normal}.hero-copy h1 em:after{position:absolute;right:0;bottom:-10px;left:4px;height:8px;border-top:2px solid var(--lime-dark);border-radius:50%;content:"";transform:rotate(-1deg)}.hero-copy>p{max-width:570px;margin:36px 0 42px;color:#66635c;font-size:17px;line-height:1.85}.feature-row{display:flex;flex-wrap:wrap;gap:30px}.feature{display:flex;align-items:center;gap:11px}.feature>span{display:grid;width:38px;height:38px;place-items:center;border:1px solid #d7d3ca;border-radius:12px;background:#ffffff7a;color:var(--purple)}.feature>span svg{width:17px;height:17px}.feature div{display:flex;flex-direction:column;gap:1px}.feature strong{font-size:12px;font-weight:700}.feature small{color:var(--muted);font-size:10px}.join-card,.composer-card,.history-card{position:relative;border:1px solid #d9d6ce;background:#faf9f5eb;box-shadow:0 24px 70px #2e2a2014}.join-card{padding:38px;border-radius:4px}.join-card:before{position:absolute;z-index:-1;right:-12px;bottom:-12px;width:100%;height:100%;border:1px solid rgba(102,87,217,.25);content:""}.card-step{display:grid;width:30px;height:30px;margin-bottom:28px;place-items:center;border-radius:50%;background:var(--ink);color:#fff;font-family:DM Mono,monospace;font-size:10px}.join-card h2{margin:0 0 8px;font-size:25px;letter-spacing:-.045em}.join-card>p{margin:0 0 32px;color:var(--muted);font-size:13px}.join-card label,.text-label{display:block;margin-bottom:9px;color:#4a4842;font-size:11px;font-weight:700;letter-spacing:.04em}.password-field{display:flex;height:54px;padding:0 12px 0 16px;align-items:center;gap:11px;border:1px solid #cac6bc;border-radius:3px;background:#fff;transition:border-color .16s,box-shadow .16s}.password-field:focus-within{border-color:var(--purple);box-shadow:0 0 0 3px #6657d91a}.password-field.invalid{border-color:#c77b70}.password-field.invalid:focus-within{box-shadow:0 0 0 3px #ae4a3e17}.password-field>svg{width:18px;color:#8d8980}.password-field input{min-width:0;flex:1;border:0;outline:0;background:transparent;color:var(--ink);font-family:DM Mono,monospace;font-size:13px}.password-field input::placeholder{color:#aaa69d;font-family:Avenir Next,system-ui,sans-serif}.icon-button{display:inline-grid;width:32px;height:32px;padding:0;place-items:center;border:0;border-radius:7px;background:transparent;color:#7e7a71;cursor:pointer;transition:background .14s,color .14s}.icon-button:hover{background:#efede6;color:var(--ink)}.icon-button svg{width:17px;height:17px}.password-tools{display:flex;min-height:39px;align-items:center;gap:16px}.password-tools button,.clear-button{display:inline-flex;padding:9px 0;align-items:center;gap:5px;border:0;background:transparent;color:var(--purple);cursor:pointer;font-size:11px;font-weight:700}.password-tools svg{width:14px;height:14px}.password-guidance{min-height:17px;margin:-3px 0 11px;color:var(--muted);font-size:9px;line-height:1.55}.password-guidance.invalid{color:var(--danger)}.password-guidance.valid{color:#56862c}.primary-button,.share-button{display:flex;width:100%;height:54px;align-items:center;justify-content:center;gap:10px;border:0;border-radius:3px;background:var(--ink);color:#fff;cursor:pointer;font-weight:700;transition:transform .14s,background .14s,opacity .14s}.primary-button:hover:not(:disabled),.share-button:hover:not(:disabled){background:var(--purple);transform:translateY(-1px)}.primary-button:disabled,.share-button:disabled{cursor:not-allowed;opacity:.36}.primary-button svg{width:18px}.join-card>small{display:block;margin-top:18px;color:#9a968d;font-size:9px;text-align:center}.transfer-page{width:min(1180px,calc(100% - 48px));margin:0 auto;padding:28px 0 70px;flex:1}.room-bar{display:grid;min-height:72px;padding:12px 18px;align-items:center;grid-template-columns:1fr auto 1fr;gap:20px;border:1px solid var(--line);border-radius:4px;background:#faf9f5b3}.connection-indicator{display:flex;align-items:center;gap:12px}.connection-indicator>div{display:flex;flex-direction:column;gap:2px}.connection-indicator strong{font-size:12px}.connection-indicator small{color:var(--muted);font-size:10px}.pulse-dot{position:relative;width:10px;height:10px;border-radius:50%;background:#c59e48}.connection-indicator.connected .pulse-dot{background:#68a72d}.connection-indicator.connected .pulse-dot:after,.connection-indicator.pairing .pulse-dot:after,.connection-indicator.connecting .pulse-dot:after{position:absolute;inset:-4px;border:1px solid currentColor;border-radius:50%;color:inherit;content:"";opacity:0;animation:pulse 1.8s infinite}.connection-indicator.error .pulse-dot,.connection-indicator.disconnected .pulse-dot{background:var(--danger)}@keyframes pulse{0%{opacity:.6;transform:scale(.6)}to{opacity:0;transform:scale(1.7)}}.room-code{display:flex;height:42px;padding:0 6px 0 14px;align-items:center;gap:9px;border:1px solid #d8d4ca;border-radius:3px;background:#fff}.room-code>span{color:var(--muted);font-size:9px;font-weight:700}.room-code code{max-width:260px;overflow:hidden;color:var(--ink);font-family:DM Mono,monospace;font-size:11px;text-overflow:ellipsis;white-space:nowrap}.leave-button{justify-self:end;padding:8px 11px;border:0;background:none;color:#77736b;cursor:pointer;font-size:11px;font-weight:600}.leave-button:hover{color:var(--danger)}.workspace{display:grid;margin-top:24px;align-items:start;grid-template-columns:minmax(0,1.08fr) minmax(350px,.92fr);gap:24px}.composer-card,.history-card{min-height:570px;padding:28px;border-radius:4px;box-shadow:0 12px 40px #2e2a200b}.composer-card{overflow:hidden}.section-heading{display:flex;margin-bottom:28px;align-items:center;justify-content:space-between}.section-heading>div{display:flex;align-items:center;gap:11px}.section-heading h2{margin:0;font-size:18px;letter-spacing:-.035em}.section-number{display:grid;width:25px;height:25px;place-items:center;border-radius:50%;background:var(--purple-soft);color:var(--purple);font-family:DM Mono,monospace;font-size:8px;font-weight:500}.peer-pill{display:inline-flex;padding:6px 9px;align-items:center;gap:6px;border-radius:20px;background:#efede7;color:#77736b;font-size:9px;font-weight:700}.peer-pill i{width:6px;height:6px;border-radius:50%;background:#aaa69e}.peer-pill.online{background:#edf5de;color:#588423}.peer-pill.online i{background:#78ae37}.composer-card textarea{display:block;width:100%;height:126px;padding:15px;resize:vertical;border:1px solid #d6d2c8;border-radius:3px;outline:none;background:#fff;color:var(--ink);font-family:DM Mono,PingFang SC,monospace;font-size:12px;line-height:1.7;transition:border-color .16s,box-shadow .16s}.composer-card textarea:focus{border-color:var(--purple);box-shadow:0 0 0 3px #6657d914}.composer-card textarea::placeholder{color:#aaa69e}.file-drop-zone{display:grid;min-height:92px;margin-top:14px;padding:15px;align-items:center;grid-template-columns:auto 1fr auto;gap:14px;border:1px dashed #c8c4b9;border-radius:3px;background:#f3f1eb75;cursor:pointer;transition:border-color .14s,background .14s}.file-drop-zone:hover{border-color:var(--purple);background:var(--purple-soft)}.upload-mark{display:grid;width:43px;height:43px;place-items:center;border:1px solid #d8d4ca;border-radius:50%;background:#fff;color:var(--purple)}.upload-mark svg{width:18px}.file-drop-zone>div:nth-child(3){display:flex;min-width:0;flex-direction:column;gap:4px}.file-drop-zone strong{font-size:11px}.file-drop-zone span{color:var(--muted);font-size:9px}.choose-button{padding:8px 11px;border:1px solid #ccc8be;border-radius:3px;background:#fff;cursor:pointer;font-size:9px;font-weight:700}.draft-list{margin-top:14px;border:1px solid #e0ddd5;border-radius:3px;background:#fff}.draft-summary{display:flex;padding:9px 12px;justify-content:space-between;border-bottom:1px solid #ece9e2;color:var(--muted);font-size:9px;font-weight:600}.draft-file{display:flex;min-height:54px;padding:8px 9px;align-items:center;gap:10px}.draft-file+.draft-file{border-top:1px solid #f0eee8}.draft-file>div{display:flex;min-width:0;flex:1;flex-direction:column;gap:2px}.draft-file strong{overflow:hidden;font-size:10px;text-overflow:ellipsis;white-space:nowrap}.draft-file span{color:var(--muted);font-size:8px}.file-type-icon{position:relative;display:inline-grid;width:38px;height:42px;flex:0 0 auto;place-items:center;color:var(--purple)}.file-type-icon>svg{width:32px;height:36px}.file-type-icon i{position:absolute;bottom:5px;max-width:28px;overflow:hidden;font-family:DM Mono,monospace;font-size:6px;font-style:normal;font-weight:500;text-overflow:clip}.share-button{margin-top:17px;background:var(--purple)}.share-button:hover:not(:disabled){background:#5546cd}.share-button svg{width:18px}.composer-hint{margin:11px 0 0;color:#9c988f;font-size:9px;text-align:center}.drop-overlay{position:absolute;z-index:5;display:flex;inset:8px;align-items:center;justify-content:center;flex-direction:column;gap:10px;border:2px dashed var(--purple);border-radius:4px;background:#f4f2fff5;color:var(--purple);pointer-events:none}.drop-overlay svg{width:34px;height:34px}.drop-overlay strong{font-size:14px}.clear-button{color:var(--muted)}.clear-button:hover{color:var(--danger)}.empty-history{display:flex;min-height:430px;align-items:center;justify-content:center;flex-direction:column;color:var(--muted);text-align:center}.empty-orbit{position:relative;display:grid;width:72px;height:72px;margin-bottom:19px;place-items:center;border:1px solid #ddd9cf;border-radius:50%;color:#aaa69d}.empty-orbit:after{position:absolute;inset:-10px;border:1px dashed #e3e0d8;border-radius:50%;content:""}.empty-orbit svg{width:25px;height:25px}.empty-history strong{color:#5c5952;font-size:12px}.empty-history p{margin:7px 0;font-size:10px}.history-list{display:flex;max-height:670px;padding-right:4px;overflow-y:auto;flex-direction:column;gap:12px;scrollbar-color:#d5d1c7 transparent;scrollbar-width:thin}.history-item{padding:14px;border:1px solid #dfdcd3;border-radius:3px;background:#fff}.history-meta{display:flex;margin-bottom:11px;align-items:center;justify-content:space-between}.direction-tag{display:inline-flex;padding:4px 7px;align-items:center;gap:4px;border-radius:12px;background:#f0eee8;color:#77736b;font-size:8px;font-weight:700}.direction-tag.incoming{background:#eef6df;color:#5a8728}.direction-tag svg{width:10px;height:10px}.history-meta time{color:#aaa69d;font-family:DM Mono,monospace;font-size:8px}.history-item pre{max-height:180px;margin:0;padding:12px;overflow:auto;border-left:2px solid var(--purple);background:#f7f6f2;color:#42403b;font-family:DM Mono,PingFang SC,monospace;font-size:10px;line-height:1.65;white-space:pre-wrap;word-break:break-word}.item-actions{display:flex;margin-top:10px;align-items:center;justify-content:space-between}.item-actions>span{color:#a09c93;font-size:8px}.item-actions button{display:inline-flex;padding:5px 7px;align-items:center;gap:4px;border:0;border-radius:3px;background:var(--purple-soft);color:var(--purple);cursor:pointer;font-size:8px;font-weight:700}.item-actions svg{width:11px;height:11px}.file-history-body{display:grid;min-width:0;align-items:center;grid-template-columns:auto minmax(0,1fr) auto;gap:11px}.file-info{display:flex;min-width:0;flex:1;flex-direction:column;gap:4px}.file-info strong{overflow:hidden;font-size:10px;text-overflow:ellipsis;white-space:nowrap}.file-info span{color:var(--muted);font-size:8px}.progress-track{height:3px;margin-top:2px;overflow:hidden;border-radius:2px;background:#e8e5de}.progress-track i{display:block;height:100%;border-radius:inherit;background:var(--purple);transition:width .1s linear}.download-button,.done-mark{display:grid;width:34px;height:34px;flex:0 0 auto;place-items:center;border-radius:50%}.download-button{border:1px solid #d6d2c8;background:#fff;color:var(--purple);transition:background .14s,color .14s}.download-button:hover{background:var(--purple);color:#fff}.download-button svg,.done-mark svg{width:15px;height:15px}.done-mark{background:#eff6e2;color:#66952e}.cli-page{display:flex;width:min(1060px,calc(100% - 48px));margin:0 auto;padding:72px 0 88px;flex:1;flex-direction:column;gap:64px}.cli-hero{max-width:780px}.cli-hero h1{margin:0;font-size:clamp(42px,6vw,68px);font-weight:800;letter-spacing:-.065em;line-height:1.08}.cli-hero h1 em{color:var(--purple);font-style:normal}.cli-hero>p{max-width:690px;margin:28px 0 22px;color:#66635c;font-size:16px;line-height:1.8}.cli-security-note{display:inline-flex;padding:10px 13px;align-items:center;gap:8px;border:1px solid #d9d6ce;border-radius:3px;background:#faf9f5bd;color:var(--muted);font-size:11px;line-height:1.55}.cli-security-note svg{flex:0 0 auto;color:var(--purple)}.cli-section-heading{display:flex;margin-bottom:20px;align-items:center;justify-content:space-between;gap:20px}.cli-section-heading>div{display:flex;align-items:center;gap:11px}.cli-section-heading h2{margin:0;font-size:20px;letter-spacing:-.035em}.cli-section-heading>a{color:var(--purple);font-family:DM Mono,monospace;font-size:10px;font-weight:700}.cli-download-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.cli-download-card,.cli-usage{border:1px solid #d9d6ce;border-radius:4px;background:#faf9f5eb;box-shadow:0 16px 48px #2e2a200e}.cli-download-card{min-width:0;padding:24px}.cli-platform{color:var(--purple);font-family:DM Mono,monospace;font-size:9px;font-weight:700;letter-spacing:.08em}.cli-download-card h3{margin:11px 0 7px;overflow-wrap:anywhere;font-family:DM Mono,monospace;font-size:15px}.cli-download-card>p{min-height:38px;margin:0 0 18px;color:var(--muted);font-size:11px;line-height:1.7}.cli-download-button{display:inline-flex;min-height:42px;padding:0 15px;align-items:center;gap:8px;border-radius:3px;background:var(--ink);color:#fff;font-size:11px;font-weight:700;text-decoration:none}.cli-download-button:hover{background:var(--purple)}.cli-checksum{display:flex;min-width:0;margin-top:18px;padding-top:14px;border-top:1px solid #e4e1d9;flex-direction:column;gap:5px}.cli-checksum span{color:var(--muted);font-size:8px;font-weight:700;letter-spacing:.08em}.cli-checksum code{overflow-wrap:anywhere;color:#514e48;font-family:DM Mono,monospace;font-size:8px;line-height:1.6}.cli-usage{padding:26px}.cli-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.cli-steps article{min-width:0;padding:16px;border:1px solid #e0ddd5;border-radius:3px;background:#fff}.cli-steps article>span{display:grid;width:23px;height:23px;place-items:center;border-radius:50%;background:var(--purple-soft);color:var(--purple);font-family:DM Mono,monospace;font-size:9px;font-weight:700}.cli-steps h3{margin:11px 0 10px;font-size:12px}.cli-steps pre{margin:0;padding:10px;overflow-x:auto;border-radius:3px;background:#f3f1eb;color:#45423d;font-family:DM Mono,monospace;font-size:8px;line-height:1.75}.cli-usage-hint{margin:18px 0 0;color:var(--muted);font-size:10px;line-height:1.7}.cli-usage-hint code{color:var(--ink);font-family:DM Mono,monospace}.disclaimer{display:flex;width:min(1180px,calc(100% - 48px));margin:0 auto 22px;padding:13px 15px;align-items:flex-start;gap:10px;border:1px solid #d8cda8;border-radius:3px;background:#fff9e2b8;color:#625a43}.disclaimer>svg{width:16px;height:16px;margin-top:1px;flex:0 0 auto;color:#9a7620}.disclaimer strong{display:block;margin-bottom:3px;color:#544a31;font-size:10px}.disclaimer p{margin:0;font-size:9px;line-height:1.65}.spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}footer{display:flex;width:min(1180px,calc(100% - 48px));min-height:52px;margin:0 auto;align-items:center;justify-content:space-between;border-top:1px solid var(--line);color:#9d9990;font-family:DM Mono,monospace;font-size:8px;letter-spacing:.04em;text-transform:uppercase}.toast-stack{position:fixed;z-index:20;right:24px;bottom:24px;display:flex;align-items:flex-end;flex-direction:column;gap:8px}.toast{display:flex;min-width:190px;padding:12px 14px;align-items:center;gap:8px;border:1px solid #3f3e39;border-radius:3px;background:var(--ink);box-shadow:0 12px 30px #19181533;color:#fff;font-size:10px;animation:toast-in .18s ease-out}.toast svg{width:14px;height:14px;color:var(--lime)}@keyframes toast-in{0%{opacity:0;transform:translateY(8px)}}@media(max-width:900px){.landing{width:min(620px,calc(100% - 40px));padding:52px 0 76px;grid-template-columns:minmax(0,1fr);gap:60px}.hero-copy{text-align:center}.eyebrow,.feature-row{justify-content:center}.hero-copy>p{margin-right:auto;margin-left:auto}.join-card{width:min(440px,100%);margin:0 auto}.workspace{grid-template-columns:1fr}.room-bar{grid-template-columns:1fr auto}.room-code{grid-row:2;grid-column:1 / -1;justify-content:center}.leave-button{grid-column:2;grid-row:1}.history-card{min-height:480px}.empty-history{min-height:330px}.cli-download-grid,.cli-steps{grid-template-columns:1fr}.cli-download-card>p{min-height:0}}@media(max-width:560px){.topbar,.transfer-page,.disclaimer,footer{width:calc(100% - 28px)}.topbar{height:70px}.privacy-note{font-size:0}.privacy-note svg{width:18px;height:18px}.topbar-actions{gap:7px}.cli-nav-link{padding:8px;font-size:0}.cli-nav-link svg{width:18px;height:18px}.landing{width:calc(100% - 36px);padding-top:40px}.hero-copy{min-width:0}.hero-copy h1{font-size:40px}.hero-copy>p{font-size:14px}.feature-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;text-align:center}.feature{min-width:0;padding:10px 4px 9px;flex-direction:column;justify-content:flex-start;gap:7px;border:1px solid rgba(215,211,202,.85);border-radius:4px;background:#ffffff57}.feature:last-child{grid-column:auto;justify-self:stretch}.feature>span{width:36px;height:36px;border-radius:10px}.feature div{min-width:0;align-items:center}.feature strong{font-size:10px;line-height:1.35;white-space:nowrap}.feature small{font-size:9px;line-height:1.35}.join-card{padding:28px 24px}.transfer-page{padding-top:16px}.room-bar{padding:11px}.room-code code{max-width:150px}.composer-card,.history-card{min-height:auto;padding:20px}.draft-summary{align-items:center;gap:10px}.draft-file{display:grid;padding:9px 7px 9px 9px;grid-template-columns:34px minmax(0,1fr) 40px;gap:8px}.draft-file .file-type-icon,.file-history-body .file-type-icon{width:34px;height:38px}.draft-file .file-type-icon>svg,.file-history-body .file-type-icon>svg{width:29px;height:33px}.draft-file .icon-button{width:40px;height:40px}.history-item{min-width:0;padding:12px}.file-history-body{grid-template-columns:34px minmax(0,1fr) 40px;gap:8px}.file-info strong{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-height:1.45;overflow-wrap:anywhere;white-space:normal}.file-info span{line-height:1.45}.download-button,.done-mark{width:40px;height:40px}.item-actions{flex-wrap:wrap;gap:8px}.cli-page{width:calc(100% - 36px);padding:40px 0 64px;gap:44px}.cli-hero h1{font-size:39px}.cli-hero>p{font-size:14px}.cli-section-heading{align-items:flex-start;flex-direction:column;gap:10px}.cli-download-card,.cli-usage{padding:19px}.file-drop-zone{grid-template-columns:auto 1fr}.choose-button{display:none}.history-card{min-height:440px}.toast-stack{right:14px;bottom:14px;left:14px}.toast{width:100%}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}