:root{--bg-0: #07080c;--bg-1: #0d0f16;--bg-2: #131623;--line: rgba(255, 255, 255, .08);--line-strong: rgba(255, 255, 255, .16);--text-0: #f5f6fb;--text-1: #c7cad6;--text-2: #8b8fa3;--accent-1: #ff8a3d;--accent-2: #ff5577;--accent-3: #7c5cff;--accent-grad: linear-gradient(135deg, #ff8a3d 0%, #ff5577 50%, #7c5cff 100%);--good: #36e08a;--bad: #ff6b6b;--shadow-lg: 0 30px 80px rgba(0, 0, 0, .55);--shadow-md: 0 12px 30px rgba(0, 0, 0, .35);--radius-sm: 10px;--radius-md: 16px;--radius-lg: 24px}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:15px;line-height:1.5;color:var(--text-0);background:var(--bg-0);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;background:radial-gradient(ellipse 60% 50% at 15% -10%,rgba(255,138,61,.18),transparent 60%),radial-gradient(ellipse 60% 50% at 90% 10%,rgba(124,92,255,.18),transparent 60%),radial-gradient(ellipse 60% 50% at 50% 110%,rgba(255,85,119,.14),transparent 60%);z-index:-1}button{font:inherit;color:inherit}a{color:inherit}::selection{background:#f576}.app{min-height:100%;display:flex;flex-direction:column;max-width:980px;margin:0 auto;padding-top:max(20px,calc(env(safe-area-inset-top) + 12px));padding-right:max(clamp(16px,3vw,28px),env(safe-area-inset-right));padding-bottom:max(28px,env(safe-area-inset-bottom));padding-left:max(clamp(16px,3vw,28px),env(safe-area-inset-left))}.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:4px 2px 24px}.topbar-right{display:flex;align-items:center;gap:10px}.brand{display:flex;align-items:center;gap:10px;font-weight:600;letter-spacing:.2px}.brand-mark{display:grid;place-items:center;width:32px;height:32px;border-radius:10px;box-shadow:0 8px 24px 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a:hover{color:var(--text-0)}.footer-social{display:flex;align-items:center;justify-content:center;gap:12px;margin-top:8px}.footer-social-link{display:inline-flex;align-items:center;gap:5px;color:var(--text-1);text-decoration:none;border-bottom:1px dashed var(--line-strong);transition:color .15s}.footer-social-link:hover{color:var(--text-0)}.footer-social a[title="Buy Me A Coffee"] img{height:32px;width:auto;border-radius:6px;transition:opacity .15s}.loading{display:flex;align-items:center;justify-content:center;gap:12px;padding:80px 0;color:var(--text-1)}.spinner{width:18px;height:18px;border-radius:50%;border:2px solid var(--line-strong);border-top-color:var(--accent-2);animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.error{margin:60px auto;max-width:520px;text-align:center;padding:28px;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--bg-1)}.error pre{text-align:left;background:var(--bg-0);border:1px solid 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#36e08a29}.peer-name{font-weight:600}.peer-tag{color:var(--text-2);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase}.peer-link{position:relative;width:100%;height:24px;min-width:60px;display:grid;place-items:center}.peer-link-bar{position:absolute;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent 0%,var(--accent-2) 30%,var(--accent-3) 70%,transparent 100%);border-radius:2px}.peer-link-dot{position:relative;width:6px;height:6px;border-radius:50%;background:#fff;box-shadow:0 0 0 4px #7c5cff40;animation:dot-travel 2s ease-in-out infinite}@keyframes dot-travel{0%{transform:translate(-32%);opacity:.4}50%{transform:translate(0);opacity:1}to{transform:translate(32%);opacity:.4}}.dropzone{border:2px dashed var(--line-strong);border-radius:var(--radius-md);padding:28px 20px;text-align:center;cursor:pointer;background:#ffffff04;transition:border-color .18s,background .18s,transform 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var(--line)}.transfer-body{min-width:0}.transfer-row{display:flex;align-items:baseline;justify-content:space-between;gap:12px}.transfer-name{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}.transfer-size{color:var(--text-2);font-size:12.5px;flex-shrink:0}.transfer-meta{display:flex;justify-content:space-between;color:var(--text-2);font-size:12px;margin:4px 0 6px}.progress{height:4px;background:#ffffff14;border-radius:999px;overflow:hidden}.progress-bar{height:100%;background:var(--accent-grad);border-radius:999px;transition:width .16s linear}.transfer.done .progress-bar{background:var(--good)}.transfer-save{display:inline-block;margin-top:10px;font-size:13px;font-weight:500;color:#fff;text-decoration:none;background:var(--accent-grad);padding:6px 12px;border-radius:999px}.transfer-save:hover{filter:brightness(1.05)}.session-foot{display:flex;justify-content:center}.scanner-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;background:#07080ceb;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;padding:20px}.scanner-stage{position:relative;width:min(86vw,420px);aspect-ratio:1 / 1;border-radius:24px;overflow:hidden;background:#000;box-shadow:var(--shadow-lg)}.scanner-viewport,.scanner-viewport video{width:100%!important;height:100%!important;object-fit:cover}.scanner-frame{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none}.scanner-frame span{position:absolute;width:32px;height:32px;border:3px solid var(--accent-2)}.scanner-frame span:nth-child(1){top:14px;left:14px;border-right:0;border-bottom:0;border-top-left-radius:12px}.scanner-frame span:nth-child(2){top:14px;right:14px;border-left:0;border-bottom:0;border-top-right-radius:12px}.scanner-frame span:nth-child(3){bottom:14px;left:14px;border-right:0;border-top:0;border-bottom-left-radius:12px}.scanner-frame span:nth-child(4){bottom:14px;right:14px;border-left:0;border-top:0;border-bottom-right-radius:12px}.scanner-hint{color:var(--text-1);font-size:14px}.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%);background:#14161ef2;border:1px solid var(--line-strong);color:var(--text-0);padding:10px 16px;border-radius:999px;box-shadow:var(--shadow-md);font-size:13.5px;animation:toast-in .2s ease-out;z-index:60}@keyframes toast-in{0%{opacity:0;transform:translate(-50%,8px)}to{opacity:1;transform:translate(-50%)}}.transfer-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.transfer-zip{background:#ffffff14;border:1px solid var(--line-strong);color:var(--text-0);cursor:pointer;font-size:13px;font-weight:500}.transfer-zip:hover{filter:brightness(1.1)}.transfer-zip:disabled{opacity:.6;cursor:wait}.dropzone-folder-btn{background:transparent;border:0;padding:0;color:var(--text-2);cursor:pointer;font-size:13px;text-decoration:underline;text-underline-offset:2px}.dropzone-folder-btn:hover{color:var(--text-1)}.req-dialog{background:linear-gradient(180deg,#ffffff0f,#ffffff05);border:1px solid rgba(255,138,61,.45);border-radius:var(--radius-md);padding:18px 20px}.req-from{font-size:14.5px;margin-bottom:12px;color:var(--text-0)}.req-files{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.req-file{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-1)}.req-file-name{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.req-file-size{color:var(--text-2);flex-shrink:0}.req-file-more{color:var(--text-2);font-style:italic}.req-actions{display:flex;gap:10px}.text-send{display:flex;gap:6px;align-items:flex-end}.text-input{flex:1;background:#ffffff0a;border:1px solid var(--line);border-radius:10px;color:var(--text-0);font:inherit;font-size:13px;line-height:1.4;padding:8px 10px;resize:none;outline:none;transition:border-color .15s;min-height:34px;max-height:120px}.text-input:focus{border-color:var(--accent-3)}.text-input::placeholder{color:var(--text-2)}.text-send-btn{flex-shrink:0;display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;border:1px solid transparent;background:var(--accent-grad);color:#fff;cursor:pointer;transition:filter .15s,opacity .15s,transform .1s;padding:0}.text-send-btn:hover:not(:disabled){filter:brightness(1.08)}.text-send-btn:active:not(:disabled){transform:scale(.96)}.text-send-btn:disabled{background:#ffffff0f;border-color:var(--line);color:var(--text-2);cursor:not-allowed}.messages{display:flex;flex-direction:column;gap:4px}.msg-row{display:flex;flex-direction:column;max-width:80%}.msg-row+.msg-row{margin-top:2px}.msg-row:has(.msg-sender){margin-top:8px}.msg-row-in{align-self:flex-start;align-items:flex-start}.msg-row-out{align-self:flex-end;align-items:flex-end}.msg-sender{font-size:11px;color:var(--text-2);margin:0 6px 3px;font-weight:500;letter-spacing:.02em}.msg{padding:8px 12px;border-radius:14px;font-size:14px;line-height:1.5;word-break:break-word;white-space:pre-wrap}.msg-in{background:#ffffff0f;border:1px solid var(--line);border-bottom-left-radius:4px;display:flex;align-items:flex-start;gap:10px}.msg-out{background:linear-gradient(135deg,#ff8a3d40,#7c5cff40);border:1px solid rgba(124,92,255,.3);border-bottom-right-radius:4px}.msg-text{flex:1}.msg-copy{background:transparent;border:1px solid var(--line-strong);border-radius:6px;color:var(--text-2);cursor:pointer;font-size:11px;padding:2px 7px;flex-shrink:0;margin-top:2px;transition:color .12s,border-color .12s}.msg-copy:hover{color:var(--text-0);border-color:var(--text-2)}.history{display:flex;flex-direction:column;gap:16px}.history-head{display:flex;align-items:center;justify-content:space-between}.history-title{font-weight:600;font-size:16px}.history-clear{font-size:12.5px;padding:6px 12px}.history-empty{text-align:center;color:var(--text-2);padding:40px 20px;font-size:14px}.history-list{display:flex;flex-direction:column;gap:8px}.history-item{display:grid;grid-template-columns:auto 1fr;gap:12px;padding:12px 14px;background:#ffffff06;border:1px solid var(--line);border-radius:var(--radius-md)}.history-icon{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;font-size:19px;background:#ffffff0d;border:1px solid var(--line)}.history-body{min-width:0}.history-row{display:flex;align-items:baseline;justify-content:space-between;gap:10px}.history-name{font-weight:500;font-size:13.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}.history-size{color:var(--text-2);font-size:12px;flex-shrink:0}.history-meta{display:flex;justify-content:space-between;align-items:center;color:var(--text-2);font-size:12px;margin-top:3px;gap:8px}.history-time{flex-shrink:0}.conn-stats{display:flex;align-items:center;gap:7px;font-size:12px;color:var(--text-2);padding:0 2px}.dot-relay{background:#f5a623;box-shadow:0 0 0 4px #f5a6232e}.dot-measuring{background:var(--text-2)}.dot-reconnecting{background:#f5a623;box-shadow:0 0 0 4px #f5a6232e;animation:reconnect-pulse 1.2s ease-in-out infinite}@keyframes reconnect-pulse{0%,to{opacity:1}50%{opacity:.35}}.conn-rtt{color:var(--text-2)}.transfer-cancel{margin-top:8px;background:transparent;border:1px solid var(--line-strong);border-radius:8px;color:var(--text-2);cursor:pointer;font-size:11.5px;padding:3px 9px;transition:color .12s,border-color .12s}.transfer-cancel:hover{color:var(--bad);border-color:var(--bad)}