@charset "UTF-8";
:root{font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:#273045;background:#f7f8fc;font-synthesis:none;--primary:#6757d8;--primary-dark:#5544c5;--line:#e9eaf1;--muted:#8890a3;--surface:#fff;--radius:18px}*{box-sizing:border-box}body{margin:0;min-width:320px}button,input,textarea{font:inherit}button,a,input,textarea{ -webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}a{color:var(--primary);text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #b9b0ff;outline-offset:3px}button{transition:background .15s,transform .15s}button:active:not(:disabled){transform:translateY(1px)}svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}[hidden]{display:none!important}.site-header{max-width:1264px;margin:auto;padding:27px 40px;display:flex;align-items:center;gap:30px}.brand{display:flex;align-items:center;gap:11px;color:#273045;font-size:22px;font-weight:750;letter-spacing:1px}.brand-mark{display:grid;place-items:center;width:43px;height:43px;border-radius:13px;background:var(--primary);color:white}.brand-mark svg{width:29px;height:29px;stroke-width:1.8}.brand-mark svg rect:first-child{opacity:.6}.brand-mark svg rect:last-child{fill:var(--primary)}.brand-en{display:block;font-size:8px;letter-spacing:2.3px;color:#9b94b9;margin-top:2px;font-weight:600}.header-caption{color:#969bac;font-size:13px;letter-spacing:1px}.site-footer{max-width:1184px;margin:0 auto;display:flex;justify-content:space-between;padding:28px 0 32px;color:#a0a6b4;font-size:12px}.site-footer i{font-style:normal;margin:0 10px}.auth-layout{max-width:1120px;margin:70px auto 84px;display:grid;grid-template-columns:1fr 438px;align-items:center;gap:100px;padding:0 30px}.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:1.1px;color:var(--primary);background:#eeebff;padding:8px 12px;border-radius:7px}.eyebrow svg{width:15px;height:15px}.intro h1{font-size:clamp(38px,4vw,53px);line-height:1.35;letter-spacing:-1.8px;font-weight:760;margin:22px 0}.intro h1 em{font-style:normal;color:var(--primary)}.intro-description{font-size:15px;line-height:1.9;color:#8c93a4;max-width:365px;margin-bottom:36px}.feature-list{display:flex;flex-direction:column;gap:21px}.feature{display:flex;gap:14px;align-items:center}.feature-symbol{display:grid;place-items:center;width:38px;height:38px;border-radius:11px;background:white;border:1px solid var(--line);color:#7c70c9}.feature 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25px}.field{display:block;font-size:12px;font-weight:550;margin-bottom:20px}.field>span:first-child{display:block;margin-bottom:9px}.field input{width:100%;padding:13px 14px;border:1px solid #e7e8ef;border-radius:9px;color:#30364b;background:#fcfcfe;outline:none;font-size:14px;line-height:1.5}.field input:focus{border-color:#9a8ce8;background:white;box-shadow:0 0 0 3px #f0edff}.field input::placeholder{color:#bdc0cb;font-size:12px}.input-wrap{position:relative;display:flex}.input-wrap input{padding-right:44px}.eye-button{position:absolute;right:6px;top:5px;border:0;background:none;color:#a6aaba;padding:9px}.eye-button svg{width:18px;height:18px}.field-help{font-size:11px;color:#a4a9b7;line-height:1.8;margin-top:6px;font-weight:400}.button{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid transparent;border-radius:9px;padding:11px 16px;line-height:1.45;font-size:13px;font-weight:550;background:var(--primary);color:white}.button:hover:not(:disabled){background:var(--primary-dark)}.button svg{width:16px;height:16px}.button.wide{width:100%;padding:13px}.button.secondary{color:#737b90;background:white;border-color:#e6e7ef}.button.secondary:hover{background:#f7f7fc}.button.subtle{color:#8b91a1;background:#f7f8fc;border-color:transparent}.button.subtle:hover{background:#eeedf7}.button.danger{background:#dc5262;color:white}.button.danger:hover{background:#c43d4e}.auth-hint{display:flex;align-items:center;justify-content:center;gap:6px;font-size:11px;color:#a8adba;margin:18px 0 0}.auth-hint svg{width:13px;height:13px}.form-error{font-size:12px;color:#d34e61;background:#fff1f3;border-radius:8px;padding:10px 12px;margin:12px 0;line-height:1.6}.workspace{max-width:1184px;margin:26px auto 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img{max-width:100%;max-height:280px;display:block;margin:auto;object-fit:contain}.file-content{display:flex;align-items:center;gap:12px;padding:18px}.file-symbol{width:42px;height:47px;border-radius:9px;display:grid;place-items:center;background:#f1eefb;color:#8c7ac8;font-size:9px;font-weight:650;letter-spacing:.5px;flex-shrink:0}.file-info{min-width:0}.file-name{font-size:13px;font-weight:500;overflow-wrap:anywhere;line-height:1.6}.file-size{font-size:10px;color:#a1a7b5;margin-top:4px}.card-bottom{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px 17px;border-top:1px solid #f2f2f7}.expires-label{font-size:10px;color:#b1b5c0;display:flex;align-items:center;gap:4px}.expires-label svg{width:11px;height:11px}.card-actions{display:flex;gap:10px}.text-button{display:inline-flex;align-items:center;gap:4px;border:0;background:transparent;padding:4px;color:#9a9fb0;font-size:11px;border-radius:4px}.text-button svg{width:13px;height:13px}.text-button:hover{color:var(--primary);background:#f5f3ff}.text-button.delete:hover{color:#cd6471;background:#fff2f4}.composer{background:white;border:1px solid var(--line);border-radius:15px;position:sticky;top:22px;padding:22px}.composer h2{font-size:14px;font-weight:600;display:flex;align-items:center;gap:8px;margin:0 0 18px}.composer h2 svg{width:17px;height:17px;color:#8b7ccf}.composer textarea{resize:vertical;width:100%;min-height:180px;max-height:400px;border:1px solid #e8e9f0;border-radius:9px;padding:13px;background:#fcfcfe;font-size:12px;color:#444d63;line-height:1.8;outline:none}.composer textarea::placeholder{color:#b4b9c5}.composer textarea:focus{border-color:#b1a7ea;background:white}.editor-meta{font-size:10px;color:#adb2bf;display:flex;justify-content:space-between;padding:9px 1px 15px}.dropzone{border:1px dashed #dcdbe9;background:#fbfaff;border-radius:9px;padding:16px 12px;text-align:center;color:#a9a5bc;cursor:pointer;display:block;width:100%}.dropzone:hover,.dropzone.drag-over{border-color:var(--primary);background:#f0edff}.dropzone svg{display:block;margin:0 auto 8px;width:23px;height:23px;color:#a199c0}.dropzone strong{font-size:11px;font-weight:400;display:block;line-height:1.8}.dropzone strong span{color:#8b7ac8}.dropzone small{font-size:10px;display:block;color:#b7b5c6;margin-top:4px}.selection{display:flex;align-items:center;gap:9px;border:1px solid #e5e1f5;background:#faf9ff;border-radius:8px;padding:10px;margin-top:12px;font-size:11px;overflow:hidden}.selection .selected-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}.selection button{padding:2px;border:0;color:#a397be;background:transparent}.selection svg{width:15px;height:15px}.send-row{margin-top:16px}.send-row .button{padding:12px}.progress-track{height:3px;background:#eeeaf9;border-radius:3px;margin-top:12px;overflow:hidden}.progress-track progress{width:100%;height:3px;display:block;accent-color:var(--primary)}.composer-note{display:flex;align-items:flex-start;gap:7px;background:#fafbfe;border:1px solid #f0f1f5;border-radius:9px;margin-top:17px;padding:12px;color:#a5aaba;font-size:10px;line-height:1.9}.composer-note svg{width:13px;height:13px;flex-shrink:0;margin-top:2px}.capacity{margin-top:20px;border-top:1px solid #f0f0f6;padding-top:16px}.capacity-label{display:flex;justify-content:space-between;font-size:10px;color:#a1a7b5}.capacity-track{height:4px;background:#f1f1f7;border-radius:4px;overflow:hidden;margin-top:9px}.capacity-track progress{height:4px;display:block;width:100%;accent-color:#b6aceb}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:410px;border:1px dashed #e0e2ed;border-radius:14px;text-align:center}.empty-icon{width:66px;height:66px;border-radius:21px;background:#eeebf9;color:#b5acd6;display:grid;place-items:center;margin-bottom:20px;box-shadow:0 0 0 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spin{to{transform:rotate(360deg)}}dialog{border:1px solid var(--line);border-radius:18px;padding:28px;width:360px;max-width:calc(100vw - 32px);box-shadow:0 20px 100px #2e284322;color:#364057}dialog::backdrop{background:#28233766;backdrop-filter:blur(2px)}dialog h2{font-size:18px;margin:16px 0 10px}dialog p{color:#9097a7;font-size:13px;line-height:1.9}.dialog-icon{display:grid;place-items:center;border-radius:10px;background:#fff0f2;color:#d96d7d;width:36px;height:36px;font-weight:600}.dialog-actions{display:flex;gap:9px;justify-content:flex-end;margin-top:22px}.draft-warning{font-size:11px;color:#af8a51;line-height:1.8;margin-top:10px}
@media(min-width:1400px){.auth-layout{margin-top:110px;margin-bottom:115px}}@media(max-width:1264px){.workspace{margin-left:40px;margin-right:40px}.site-footer{padding-left:40px;padding-right:40px}}@media(max-width:1000px){.auth-layout{gap:48px;grid-template-columns:1fr 390px;margin-top:45px}.intro h1{font-size:39px}.workspace-grid{grid-template-columns:minmax(0,1fr) 310px;gap:18px}.composer{padding:18px}}@media(max-width:780px){.site-header{padding:22px 24px}.header-caption{display:none}.auth-layout{grid-template-columns:1fr;gap:35px;margin:28px auto 40px;max-width:480px;padding:0 24px}.intro{text-align:center}.intro h1{font-size:36px;letter-spacing:-1px;margin:16px 0}.intro-description{margin:0 auto;max-width:310px;font-size:13px}.feature-list{display:none}.eyebrow{font-size:10px}.auth-panel{padding:27px}.workspace{margin:18px 22px 0}.workspace-grid{grid-template-columns:1fr}.composer{position:static;grid-row:1}.composer textarea{min-height:110px}.dropzone{padding:13px}.dropzone svg{display:none}.composer-note{display:none}.capacity{margin-top:14px;padding-top:13px}.room-banner{align-items:flex-start;gap:12px;margin-bottom:22px;flex-wrap:wrap}.room-heading h1{font-size:17px}.room-heading h1 span{letter-spacing:1px}.room-icon{width:38px;height:38px;border-radius:11px}.room-heading{gap:10px}.room-actions{width:100%;justify-content:flex-end}.room-actions .button{padding:7px 10px;font-size:11px}.room-actions .button svg{width:13px;height:13px}.feed-panel{min-height:200px}.empty-state{min-height:260px}.site-footer{padding:28px 24px;gap:10px;flex-wrap:wrap;font-size:10px}.card-top{padding:13px 15px 0}.text-content{margin:12px 15px 14px}.card-bottom{padding:9px 13px}.room-meta{font-size:10px;gap:9px}.toast{bottom:20px}}@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;transition:none!important}}
.copy-buffer{position:fixed;left:-9999px;top:0;opacity:0}
.capacity-track progress,.progress-track progress{-webkit-appearance:none;appearance:none;border:0}.capacity-track progress::-webkit-progress-bar,.progress-track progress::-webkit-progress-bar{background:#f1f1f7;border-radius:4px}.capacity-track progress::-webkit-progress-value{background:#b6aceb;border-radius:4px}.progress-track progress::-webkit-progress-value{background:#6757d8;border-radius:4px}