:root{--bg:#f5f3ee;--panel:#fffdf9;--panel-2:#f0ede6;--ink:#17191e;--ink-2:#4b4f58;--ink-3:#7b7f88;--line:#e2ded4;--line-strong:#cfc9bc;--accent:#19c37d;--accent-ink:#062b1b;--primary:#17191e;--primary-ink:#fffdf9;--good:#0f8a55;--good-bg:#e2f6ec;--attn:#b45309;--attn-bg:#fdf0dc;--prog:#2457d6;--prog-bg:#e4ecfd;--bad:#c2341d;--bad-bg:#fbe5e0;--idle-bg:#ebe8e1;--radius:14px;--radius-s:10px;--shadow:0 1px 0 #17191e0a, 0 8px 24px -12px #17191e2e;--font:-apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Pretendard", "Malgun Gothic", "Segoe UI", system-ui, sans-serif;--mono:ui-monospace, "SF Mono", "Cascadia Mono", Consolas, monospace;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#15171c;--panel:#1d2026;--panel-2:#252931;--ink:#eef0f3;--ink-2:#b6bac3;--ink-3:#8a8f99;--line:#2d313a;--line-strong:#3d424d;--accent:#2fd58e;--accent-ink:#062b1b;--primary:#eef0f3;--primary-ink:#15171c;--good:#45d695;--good-bg:#173328;--attn:#f2b25c;--attn-bg:#3a2c17;--prog:#86a8ff;--prog-bg:#1d2a4a;--bad:#ff8a73;--bad-bg:#3d1f1a;--idle-bg:#2a2e36;--shadow:0 1px 0 #0003, 0 10px 30px -14px #0009;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}:root[data-theme=dark]{--bg:#15171c;--panel:#1d2026;--panel-2:#252931;--ink:#eef0f3;--ink-2:#b6bac3;--ink-3:#8a8f99;--line:#2d313a;--line-strong:#3d424d;--accent:#2fd58e;--accent-ink:#062b1b;--primary:#eef0f3;--primary-ink:#15171c;--good:#45d695;--good-bg:#173328;--attn:#f2b25c;--attn-bg:#3a2c17;--prog:#86a8ff;--prog-bg:#1d2a4a;--bad:#ff8a73;--bad-bg:#3d1f1a;--idle-bg:#2a2e36;--shadow:0 1px 0 #0003, 0 10px 30px -14px #0009;--lightningcss-light: 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auto;display:flex}.topbar-end{align-items:center;gap:6px;display:flex}.theme-btn{border-radius:99px;width:36px;height:36px}.topbar-sticky{z-index:5;background:color-mix(in srgb, var(--bg) 88%, transparent);-webkit-backdrop-filter:blur(10px);position:sticky;top:0}.brand{letter-spacing:-.02em;align-items:center;gap:10px;font-size:1.08rem;font-weight:800;display:inline-flex}.pill{white-space:nowrap;background:var(--idle-bg);color:var(--ink-2);border-radius:999px;align-items:center;gap:8px;padding:6px 12px 6px 10px;font-size:.9rem;font-weight:700;display:inline-flex}.pill-dot{background:currentColor;border-radius:50%;width:8px;height:8px}.pill-attention{background:var(--attn-bg);color:var(--attn)}.pill-attention .pill-dot,.pill-progress .pill-dot{animation:2.4s ease-in-out infinite pulse}.pill-progress{background:var(--prog-bg);color:var(--prog)}.pill-good{background:var(--good-bg);color:var(--good)}.pill-bad{background:var(--bad-bg);color:var(--bad)}@keyframes pulse{50%{opacity:.5}}.intro{grid-template-columns:minmax(0,1fr) minmax(0,1.3fr);align-items:center;gap:16px 28px;max-width:1160px;margin:4px auto 20px;display:grid}.intro-title{letter-spacing:-.03em;font-size:1.55rem;font-weight:800;line-height:1.3}.intro-lead{color:var(--ink-2);margin-top:6px;font-size:.95rem}.intro-steps{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:0;padding:0;list-style:none;display:grid}.intro-steps li{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);align-content:start;gap:8px;padding:12px 14px;font-size:.9rem;font-weight:600;line-height:1.45;display:grid}.intro-icon{color:var(--ink-3);align-items:center;gap:6px;display:inline-flex}.intro-num{background:var(--panel-2);width:22px;height:22px;color:var(--ink-2);font:800 .8rem/1 var(--font);border-radius:50%;place-items:center;display:grid}.intro-steps li.step-now{border-color:var(--good);box-shadow:0 0 0 1px var(--good) inset}.step-now 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(width<=860px){.host-grid{grid-template-columns:minmax(0,1fr)}.connect-panel{order:-1;position:static}}.composer{gap:12px;display:grid}.composer-text{resize:vertical;border:1.5px dashed var(--line-strong);border-radius:var(--radius);background:var(--panel-2);outline:none;width:100%;min-height:150px;padding:14px 16px;font-size:1rem;line-height:1.6;transition:border-color .15s,background .15s}.composer-text:focus{border-style:solid;border-color:var(--ink);background:var(--panel)}.composer-compact .composer-text{min-height:90px}.composer-actions{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.composer-summary{min-width:0;color:var(--ink-3);font-variant-numeric:tabular-nums;flex:1;font-size:.86rem}.tray{grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:8px;margin:0;padding:0;list-style:none;display:grid}.tray-item{border:1px solid var(--line);border-radius:var(--radius-s);background:var(--panel);align-items:center;gap:10px;min-width:0;padding:8px;display:flex}.tray-thumb{object-fit:cover;background:var(--panel-2);border-radius:8px;flex:none;width:44px;height:44px}.tray-icon{color:var(--ink-2);place-items:center;display:grid}.tray-meta{flex:1;min-width:0;display:grid}.tray-name{white-space:nowrap;text-overflow:ellipsis;font-size:.92rem;font-weight:600;overflow:hidden}.tray-size{color:var(--ink-3);font-size:.8rem}.drop-overlay{z-index:50;background:color-mix(in srgb, var(--bg) 70%, transparent);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);pointer-events:none;place-items:center;display:grid;position:fixed;inset:0}.drop-overlay-inner{border:2.5px dashed var(--ink);background:var(--panel);border-radius:24px;justify-items:center;gap:10px;padding:40px 56px;font-size:1.1rem;font-weight:700;display:grid}.btn{border:1.5px solid var(--line-strong);background:var(--panel);min-height:44px;color:var(--ink);cursor:pointer;-webkit-tap-highlight-color:transparent;border-radius:12px;justify-content:center;align-items:center;gap:8px;padding:0 16px;font-weight:700;text-decoration:none;transition:transform 60ms,background .15s,border-color .15s,opacity .15s;display:inline-flex}.btn:hover{border-color:var(--ink)}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.4;cursor:not-allowed;transform:none}.btn-primary{background:var(--primary);border-color:var(--primary);color:var(--primary-ink)}.btn-primary:hover{border-color:var(--primary);opacity:.92}.btn-primary kbd{color:inherit;border-color:color-mix(in srgb, var(--primary-ink) 40%, transparent);opacity:.8;background:0 0}.btn-ghost{background:0 0}.btn-small{border-radius:9px;min-height:34px;padding:0 10px;font-size:.86rem}.icon-btn{width:34px;height:34px;color:var(--ink-3);cursor:pointer;background:0 0;border:none;border-radius:9px;flex:none;place-items:center;display:grid}.icon-btn:hover{background:var(--panel-2);color:var(--ink)}.link-btn{color:var(--ink-2);text-underline-offset:3px;cursor:pointer;background:0 0;border:none;justify-self:start;padding:4px 0;font-weight:600;text-decoration:underline}:focus-visible{outline:3px solid var(--prog);outline-offset:2px}.connect-card{gap:14px;display:grid}.qr-wrap{border:1px solid var(--line);background:#fff;border-radius:18px;justify-self:center;padding:14px;line-height:0;position:relative}.qr{width:min(224px,62vw);height:auto;display:block}.qr-dimmed{opacity:.12;filter:blur(2px)}.qr-placeholder{aspect-ratio:1;place-items:center;width:min(224px,62vw);display:grid}.qr-renew{width:max-content;height:44px;margin:auto;position:absolute;inset:0}.qr-wrap-small{border-radius:14px;padding:10px}.qr-wrap-small .qr{width:150px}.reconnect{text-align:center;justify-items:center;gap:8px;display:grid}.speed{font-variant-numeric:tabular-nums;font-size:.8rem}.qr-meta{font-variant-numeric:tabular-nums;justify-content:space-between;align-items:center;font-size:.9rem;display:flex}.steps{color:var(--ink-2);gap:4px;margin:0;padding-left:1.3em;font-size:.93rem;display:grid}.steps-big{gap:10px;margin-top:14px;font-size:1rem}.net-note{color:var(--ink-3);border-top:1px solid var(--line);padding-top:10px;font-size:.83rem}.approve{padding:4px 0}.approve-device{align-items:center;gap:10px;font-size:1.1rem;display:flex}.approve-code{gap:8px;display:flex}.approve-code span{background:var(--attn-bg);width:48px;height:58px;color:var(--attn);font:800 1.9rem/1 var(--mono);border-radius:12px;place-items:center;display:grid}.approve-code-big{justify-content:center;margin-top:18px}.approve-code-big span{width:60px;height:74px;font-size:2.4rem}.approve-actions{grid-template-columns:1fr 1.4fr;gap:10px;display:grid}.approve-actions.actions-even{grid-template-columns:1fr 1fr}.approve-actions .btn{white-space:nowrap;padding:0 10px}.device{border-radius:var(--radius);background:var(--panel-2);align-items:center;gap:12px;padding:14px;display:flex}.device>div{display:grid}.device-on svg{color:var(--good)}.device-off svg{color:var(--bad)}.device .dim{font-size:.86rem}.confirm{border:1px solid var(--line-strong);border-radius:var(--radius-s);gap:10px;padding:12px;display:grid}.busy-line{color:var(--ink-2);align-items:center;gap:10px;font-weight:600;display:flex}.spinner{transform-origin:50%;will-change:transform;flex:none;animation:1.6s linear infinite spin;display:block}.spinner-track{stroke:var(--line)}.spinner-arc{stroke:var(--ink-3)}@keyframes spin{to{transform:rotate(360deg)}}.error-box,.notice,.banner{border-radius:var(--radius-s);background:var(--bad-bg);color:var(--bad);align-items:flex-start;gap:10px;padding:12px 14px;font-size:.92rem;font-weight:600;display:flex}.error-box svg,.notice svg,.banner svg{flex:none;margin-top:2px}.notice{background:var(--attn-bg);color:var(--attn);padding:8px 12px}.banner{background:var(--attn-bg);color:var(--attn);flex-wrap:wrap;align-items:center}.banner span{flex:1;min-width:12em}.hint{color:var(--ink-3);font-size:.88rem}.list{gap:10px;margin-top:22px;display:grid}.connect-panel .list{margin-top:0}.list-head{justify-content:space-between;align-items:baseline;display:flex}.list-head h2{font-size:1rem;font-weight:800}.rows,.cards{gap:8px;margin:0;padding:0;list-style:none;display:grid}.row{border:1px solid var(--line);border-radius:var(--radius-s);background:var(--panel);align-items:center;gap:12px;padding:10px 12px;display:flex}.row-main{flex:1;gap:4px;min-width:0;display:grid}.row-title{white-space:nowrap;text-overflow:ellipsis;font-weight:600;overflow:hidden}.row-sub{font-variant-numeric:tabular-nums;flex-wrap:wrap;gap:6px;font-size:.85rem;display:flex}.row-actions{flex:none;gap:6px;display:flex}.kind{background:var(--panel-2);width:36px;height:36px;color:var(--ink-2);border-radius:10px;flex:none;place-items:center;display:grid}.kind-image{background:var(--prog-bg);color:var(--prog)}.kind-text{background:var(--good-bg);color:var(--good)}.state{color:var(--ink-2);align-items:center;gap:4px;font-weight:700;display:inline-flex}.state-done{color:var(--good)}.state-failed{color:var(--bad)}.state-sending,.state-verifying,.state-waiting{color:var(--prog)}.progress{background:var(--panel-2);border-radius:99px;height:6px;overflow:hidden}.progress-bar{background:var(--prog);border-radius:inherit;height:100%;transition:width .15s linear}.card{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);box-shadow:var(--shadow);gap:12px;padding:14px;display:grid}.card-failed{box-shadow:none}.card-head{align-items:center;gap:12px;display:flex}.card-title{flex:1;min-width:0;display:grid}.card-title strong{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.card-title>span{flex-wrap:wrap;align-items:center;gap:4px;font-size:.85rem;display:flex}.badge{background:var(--attn-bg);color:var(--attn);border-radius:99px;margin-left:4px;padding:1px 8px;font-size:.78rem;font-weight:700}.text-body{white-space:pre-wrap;border-radius:var(--radius-s);background:var(--panel-2);-webkit-user-select:text;user-select:text;max-height:46vh;padding:12px 14px;font-size:1rem;line-height:1.6;overflow:auto}.preview{object-fit:contain;border-radius:var(--radius-s);background:var(--panel-2);width:100%;max-height:60vh;display:block}.card-actions{grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:8px;display:grid}.card-hint,.card-note{color:var(--ink-3);font-size:.84rem}.card-note{color:var(--good);font-weight:600}.row-thumb{object-fit:cover;background:var(--panel-2);border-radius:10px;flex:none;width:36px;height:36px}.tabs{background:var(--idle-bg);border-radius:14px;grid-template-columns:1fr 1fr;gap:4px;padding:4px;display:grid}.tab{min-height:42px;color:var(--ink-2);cursor:pointer;background:0 0;border:none;border-radius:11px;justify-content:center;align-items:center;gap:6px;font-weight:700;display:inline-flex}.tab-on{background:var(--panel);color:var(--ink);box-shadow:var(--shadow)}.tab-count{background:var(--primary);min-width:20px;color:var(--primary-ink);border-radius:99px;padding:0 6px;font-size:.75rem;line-height:20px}.tab-panel .list{margin-top:0}.reverse .list{margin-top:16px}.card-file{gap:8px;padding:10px}.file-row{align-items:flex-start;gap:12px;display:flex}.thumb-btn{cursor:zoom-in;background:0 0;border:none;border-radius:10px;flex:none;padding:0;line-height:0}.thumb-btn[aria-expanded=true]{cursor:zoom-out;outline:2px solid var(--prog);outline-offset:1px}.thumb{object-fit:cover;background:var(--panel-2);border-radius:10px;width:64px;height:64px;display:block}.thumb-icon{color:var(--ink-2);flex:none;place-items:center;display:grid}.file-main{flex:1;gap:3px;min-width:0;display:grid}.file-top{align-items:center;gap:4px;min-height:28px;display:flex}.file-top .icon-btn{width:28px;height:28px}.file-name{text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;font-size:.95rem;overflow:hidden}.file-meta{flex-wrap:wrap;align-items:center;gap:4px;font-size:.82rem;display:flex}.file-actions{flex-wrap:wrap;gap:6px;margin-top:4px;display:flex}.list-hint{color:var(--ink-3);font-size:.82rem}.faq{color:var(--ink-2);gap:0;display:grid}.footer .faq{max-width:760px}.faq h2{color:var(--ink);margin-bottom:6px;font-size:1rem;font-weight:800}.faq-item{border-top:1px solid var(--line)}.faq-item:last-child{border-bottom:1px solid var(--line)}.faq-item summary{min-height:46px;color:var(--ink);cursor:pointer;justify-content:space-between;align-items:center;gap:12px;padding:8px 2px;font-weight:700;list-style:none;display:flex}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";font:600 1.2rem/1 var(--mono);color:var(--ink-3);flex:none}.faq-item[open] summary:after{content:"−"}.faq-answer{gap:8px;padding:0 2px 14px;font-size:.92rem;line-height:1.65;display:grid}.faq-answer p,.faq-answer ul{margin:0}.faq-answer ul{gap:4px;padding-left:1.2em;display:grid}.faq-answer strong{color:var(--ink)}.guest-main .faq{margin-top:8px}.guest-main{gap:16px;max-width:560px;margin:0 auto;display:grid}.guest-main .list{margin-top:4px}.state-card{border-radius:calc(var(--radius) + 4px);background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow);gap:12px;padding:18px;display:grid}.state-card h1{letter-spacing:-.02em;font-size:1.35rem;font-weight:800}.state-request{text-align:center;padding:26px 18px}.landing h1{font-size:1.7rem}.landing-alt{text-align:center;color:var(--ink-3);font-size:.88rem}.landing-alt .link-btn{font-size:inherit;color:var(--ink-3)}.reverse{border:1px solid var(--line);border-radius:calc(var(--radius) + 4px);background:var(--panel);padding:16px}.guest-foot{padding:8px 0 max(8px, env(safe-area-inset-bottom));justify-content:center;display:flex}@media (width<=520px){.panel{padding:16px}.composer-actions .btn-primary{flex:1 0 100%}.btn-primary kbd{display:none}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}.spinner{animation:2.4s linear infinite spin!important}}.pairs{gap:8px;display:grid}.pairs-title{color:var(--ink-2);font-size:.92rem;font-weight:700}.pairs-list{gap:6px;margin:0;padding:0;list-style:none;display:grid}.pair-row{border:1px solid var(--line);border-radius:var(--radius-s);align-items:center;gap:10px;padding:6px 12px;display:flex}.pair-row svg{color:var(--ink-3);flex:none}.pair-name{text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;font-weight:600;overflow:hidden}.pair-when{white-space:nowrap;font-size:.82rem}.remember{border:1px dashed var(--line-strong);border-radius:var(--radius-s);gap:8px;padding:12px;display:grid}.remember .btn{justify-self:start}.remember-done{background:var(--good-bg);color:var(--good);border:none;align-items:flex-start;gap:8px;font-weight:600;display:flex}.remember-done svg{flex:none;margin-top:2px}.remember-ask h2{font-size:1.2rem;font-weight:800}.guest-foot{gap:18px}.js .seo-fallback{display:none}.seo-fallback{max-width:640px;margin:40px auto;padding:0 20px;line-height:1.7}.site-links{flex-wrap:wrap;justify-content:center;gap:6px 16px;margin:18px 0 28px;font-size:13px;display:flex}.site-links a{color:var(--ink-3)}