:root{font-family:"Segoe UI","Yu Gothic UI",Meiryo,sans-serif;color:#183a32;background:#f5f6f1;font-synthesis:none;--green:#123e32;--muted:#6a7a71;--line:#dce2d8;--lime:#d5edb6}*{box-sizing:border-box}body{margin:0}button,input,a{-webkit-tap-highlight-color:transparent}button,input{font:inherit}button,a{touch-action:manipulation}a{color:inherit}.header{height:88px;max-width:1320px;margin:auto;padding:0 52px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{text-decoration:none;font-weight:750;font-size:21px;letter-spacing:-.5px;display:flex;align-items:center;gap:10px}.brand-light{font-weight:400}.brand-icon{display:grid;place-items:center;width:34px;height:34px;background:var(--green);color:var(--lime);border-radius:9px;font-size:26px}.user-info{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:13px}main{max-width:1216px;margin:auto;padding:54px 52px 80px;min-height:calc(100vh - 158px)}.eyebrow{font-size:11px;font-weight:750;letter-spacing:2px;color:var(--muted)}h1{font-size:clamp(29px,3.3vw,44px);line-height:1.45;letter-spacing:-1.2px;margin:13px 0 15px;font-weight:650}h2{font-size:20px;line-height:1.5;margin:0 0 12px}h3{font-size:15px}p{line-height:1.9}.intro{color:var(--muted);font-size:14px;max-width:590px;margin:0}.hero{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;margin-bottom:32px}.pill{display:inline-flex;align-items:center;gap:7px;background:#e7eee0;border:1px solid #d4dfca;border-radius:30px;padding:8px 13px;font-size:11px;white-space:nowrap}.dot{width:6px;height:6px;background:#478259;border-radius:50%}.layout{display:grid;grid-template-columns:1.08fr 1fr;gap:24px}.card{background:#fff;border:1px solid var(--line);border-radius:19px;padding:30px;box-shadow:0 4px 20px #193d3203}.card-top{display:flex;align-items:center;justify-content:space-between;gap:12px}.card-label{font-size:10px;letter-spacing:1.5px;color:var(--muted);font-weight:700}.tag{font-size:11px;background:#f0f3eb;border-radius:5px;padding:5px 8px;color:#5d705f}.receive{min-height:462px;display:flex;flex-direction:column}.pair-area{text-align:center;flex:1;display:flex;align-items:center;justify-content:center;flex-direction:column;padding:25px 0}.qr-placeholder{height:174px;width:174px;background:#f0f4e9;border:1px dashed #c2d0b8;border-radius:18px;display:grid;place-items:center;margin:0 auto 22px}.device-art{height:93px;width:63px;border:2px solid #51735d;border-radius:12px;position:relative;transform:rotate(-8deg)}.device-art:before{content:"";position:absolute;top:8px;left:20px;width:19px;height:3px;background:#51735d;border-radius:4px}.device-art:after{content:"↗";font-size:43px;color:#51735d;position:absolute;left:15px;top:18px}.caption{font-size:12px;color:var(--muted);margin:8px 0}.primary,.secondary,.danger,.text-button{border:0;cursor:pointer;border-radius:9px;font-size:13px;font-weight:600;padding:13px 20px;transition:background .15s,transform .15s;display:inline-flex;align-items:center;justify-content:center;gap:12px;text-decoration:none}.primary{background:var(--green);color:#fff}.primary:hover{background:#225740}.primary:active{transform:translateY(1px)}.secondary{background:#edf1e8;color:var(--green)}.secondary:hover{background:#dfe8d7}.danger{background:#f9eae5;color:#9b382d}.text-button{padding:7px;background:transparent;font-size:12px;color:var(--muted)}button:disabled{opacity:.45;cursor:not-allowed}.wide{width:100%}.tiny{font-size:11px;color:var(--muted)}.card-bottom{border-top:1px solid var(--line);padding-top:15px;display:flex;justify-content:space-between;gap:12px;font-size:11px;color:var(--muted)}.inbox{display:flex;flex-direction:column;min-height:462px}.empty{text-align:center;margin:auto;padding:45px 10px}.empty-icon{font-size:30px;color:#91a28f;margin-bottom:16px}.empty p{font-size:13px;color:var(--muted);margin:4px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:30px;padding:25px 0;border-top:1px solid var(--line)}.step{display:flex;gap:12px}.step-number{display:grid;place-items:center;background:#e7eddd;color:#5d745a;border-radius:50%;width:27px;height:27px;font-size:11px;flex-shrink:0}.step b{display:block;font-size:12px;margin:3px 0 6px}.step p{font-size:11px;color:var(--muted);line-height:1.7;margin:0}.privacy{background:#eaf0e1;border-radius:11px;padding:15px 19px;font-size:11px;line-height:1.8;display:flex;gap:13px;color:#566d54}.privacy strong{font-weight:600;color:#334f3d}.login{max-width:460px;margin:32px auto}.login .primary{margin:20px 0 12px}.login .caption{text-align:center}.login-icon{font-size:36px;margin-bottom:20px}.banner{padding:13px 18px;border-radius:10px;background:#fff2da;color:#7e5c25;font-size:12px;line-height:1.8;margin-bottom:24px}.code{font-variant-numeric:tabular-nums;font-size:38px;letter-spacing:9px;font-weight:700;margin:14px 0}.timer{font-variant-numeric:tabular-nums;color:#326140;font-size:12px}.qr svg{display:block;width:206px;height:206px;max-width:100%;background:#fff}.qr{border:1px solid var(--line);border-radius:12px;padding:12px;margin-bottom:12px}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:15px}.file-list{display:flex;flex-direction:column;gap:10px;margin-top:22px;max-height:450px;overflow:auto}.file-row{border:1px solid var(--line);border-radius:9px;padding:13px;display:flex;align-items:center;justify-content:space-between;gap:8px}.file-name{font-size:12px;word-break:break-all}.file-row .tiny{margin-top:5px}.file-actions{display:flex;gap:4px;flex-shrink:0}.file-actions button{padding:8px;font-size:11px}.mobile-wrap{max-width:580px;margin:auto}.mobile-wrap h1{font-size:30px}.dropzone{display:flex;align-items:center;justify-content:center;flex-direction:column;gap:12px;border:1.5px dashed #aabda1;border-radius:12px;background:#f5f8ef;padding:30px 15px;cursor:pointer;margin:20px 0}.dropzone span{font-size:28px}.dropzone b{font-size:14px}.dropzone small{font-size:11px;color:var(--muted)}.progress{height:6px;background:#edf1e8;border-radius:10px;overflow:hidden;margin-top:10px}.progress>div{background:#57935d;height:100%;transition:width .2s}.progress-label{font-size:12px;line-height:1.8;margin-top:15px}footer{max-width:1216px;margin:auto;padding:22px 52px;border-top:1px solid var(--line);display:flex;justify-content:space-between;font-size:10px;letter-spacing:.8px;color:#83907e}#notice{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);max-width:90%;padding:14px 22px;border-radius:12px;background:#173d33;color:white;font-size:13px;box-shadow:0 5px 30px #0003;z-index:10}#notice[hidden]{display:none}table{width:100%;border-collapse:collapse;font-size:12px}td,th{padding:13px 10px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}th{font-size:10px;color:var(--muted)}.scroll{overflow:auto;margin-top:20px}.admin-head{display:flex;justify-content:space-between;align-items:center;gap:14px}.admin-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:24px}.hidden,[hidden]{display:none!important}:focus-visible{outline:3px solid #78a16e;outline-offset:4px}.spacer{margin-top:25px}.error{color:#a13f31;font-size:12px;line-height:1.8}.success{color:#326b3d}.mono{font-family:Consolas,monospace;font-size:11px}.muted{color:var(--muted)}.screen-reader{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:760px){.header{height:72px;padding:0 22px}.brand{font-size:18px;gap:7px}.user-info{font-size:11px;gap:5px}main{padding:32px 20px 45px}.hero{display:block}.hero>.pill{margin-top:18px}.layout,.admin-grid{grid-template-columns:1fr}.card{padding:23px}.receive{min-height:420px}.inbox{min-height:260px}.steps{grid-template-columns:1fr;gap:19px}.step p{font-size:12px}.privacy{font-size:11px}footer{padding:20px;gap:12px;flex-wrap:wrap}.login{margin:20px auto}.code{font-size:32px}.file-actions{flex-direction:column}.admin-head{align-items:flex-start;flex-direction:column}.user-info>span{max-width:85px;overflow:hidden;text-overflow:ellipsis}.qr svg{width:195px;height:195px}}
.connected-check{font-size:55px;color:#51735d}