:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--white:#f7f8fc;--secondary:#ebeff9a3;--tertiary:#ebeff966;--blue:#0a84ff;--blue-bright:#4fa7ff;--mint:#66d4cf;--purple:#bf5af2;--glass:#131b2e8f;--glass-strong:#141b2dc7;--stroke:#ffffff29;--stroke-soft:#ffffff17;color:var(--white);font-synthesis:none;background:#070b16;font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,SF Pro Text,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{background:#070b16;min-width:320px;min-height:100vh;margin:0;overflow-x:hidden}body:before{z-index:-3;content:"";background:radial-gradient(circle at 78% 18%,#5b7fff61,#0000 28%),radial-gradient(circle at 14% 72%,#66d4cf3d,#0000 28%),radial-gradient(circle at 48% 92%,#bf5af22e,#0000 32%),linear-gradient(145deg,#10182c 0%,#080d1b 46%,#050810 100%);position:fixed;inset:0}#app{isolation:isolate;min-height:100vh}button,input,textarea,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.42}button,input,textarea,select{transition:transform .16s,background-color .16s,border-color .16s,box-shadow .16s}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline-offset:3px;outline:3px solid #4fa7ffb8}[hidden]{display:none!important}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.aurora{z-index:-2;filter:blur(12px);opacity:.9;pointer-events:none;border-radius:50%;position:fixed}.aurora-one{background:linear-gradient(135deg,#0a84ff6b,#bf5af229);width:320px;height:320px;top:9%;right:9%}.aurora-two{background:#66d4cf2e;width:280px;height:280px;bottom:7%;left:-6%}.app-shell{width:min(1180px,100% - 48px);margin:0 auto;padding:28px 0 30px}.topbar{border:1px solid var(--stroke-soft);-webkit-backdrop-filter:blur(24px)saturate(150%);background:#0e152570;border-radius:20px;justify-content:space-between;align-items:center;margin-bottom:60px;padding:10px 12px 10px 10px;display:flex;box-shadow:inset 0 1px #ffffff14,0 14px 40px #00000029}.brand{align-items:center;gap:11px;display:flex}.brand-mark{background:linear-gradient(145deg,#4fa7fff5,#0a84ffb8);border:1px solid #ffffff42;border-radius:12px;place-items:center;width:40px;height:40px;font-size:24px;font-weight:400;display:grid;box-shadow:inset 0 1px #ffffff6b,0 8px 20px #0a84ff45}.brand-name{letter-spacing:-.02em;font-size:19px;font-weight:650}.privacy-state{color:var(--secondary);background:#ffffff12;border:1px solid #ffffff1a;border-radius:999px;align-items:center;gap:8px;padding:8px 12px;font-size:11px;display:flex}.privacy-state:before{content:"";background:#30d158;border-radius:50%;width:7px;height:7px;box-shadow:0 0 0 4px #30d15821,0 0 14px #30d15880}.app-layout{grid-template-columns:minmax(260px,.8fr) minmax(620px,1.65fr);align-items:center;gap:clamp(48px,7vw,100px);display:grid}.app-layout>*{min-width:0}.intro{padding-left:6px}.eyebrow{color:var(--blue-bright);letter-spacing:.16em;margin:0 0 18px;font-size:12px;font-weight:600}h1{letter-spacing:-.065em;margin:0;font-size:clamp(58px,7vw,90px);font-weight:700;line-height:.95}h1 span{color:#0000;background:linear-gradient(110deg,#fff 6%,#8fc7ff 48%,#d6b2ff 92%);-webkit-background-clip:text;background-clip:text}.feature-cloud{flex-wrap:wrap;gap:9px;margin-top:35px;display:flex}.feature-cloud span{color:var(--secondary);-webkit-backdrop-filter:blur(16px);background:#ffffff0e;border:1px solid #ffffff1c;border-radius:999px;padding:9px 13px;font-size:12px;box-shadow:inset 0 1px #ffffff12}.feature-cloud span:nth-child(2){transform:translateY(8px)}.feature-cloud span:nth-child(3){color:#8fc7ffe6}.transfer-card{border:1px solid var(--stroke);-webkit-backdrop-filter:blur(38px)saturate(170%);background:linear-gradient(145deg,#192339b8,#0d142394);border-radius:32px;animation:.42s cubic-bezier(.2,.8,.2,1) both card-in;position:relative;overflow:hidden;box-shadow:inset 0 1px #ffffff29,inset 0 -1px #ffffff0a,0 34px 100px #0000006e,0 0 0 1px #4fa7ff0a}.transfer-card:after{filter:blur(20px);pointer-events:none;content:"";background:#4fa7ff1a;border-radius:50%;width:250px;height:250px;position:absolute;top:-90px;right:-80px}.card-head{z-index:1;border-bottom:1px solid var(--stroke-soft);justify-content:space-between;align-items:center;padding:20px 24px;display:flex;position:relative}.mode-tabs{background:#0003;border:1px solid #ffffff14;border-radius:13px;gap:3px;padding:4px;display:flex;box-shadow:inset 0 1px 3px #0000002e}.mode-tabs button{min-width:104px;color:var(--tertiary);background:0 0;border:0;border-radius:9px;padding:9px 20px;font-size:13px;font-weight:600}.mode-tabs button[aria-selected=true]{color:#fff;background:#ffffff29;box-shadow:inset 0 1px #ffffff2b,0 3px 10px #0003}.mode-tabs button:not([aria-selected=true]):hover{color:var(--secondary);background:#ffffff0a}.secure-label{color:var(--tertiary);align-items:center;gap:7px;font-size:11px;display:flex}.secure-label svg{width:14px;height:14px}.work-panel{z-index:1;min-height:462px;padding:clamp(30px,4vw,46px);position:relative}.field-label,.ttl-field,.password-field{color:var(--secondary);font-size:12px;font-weight:600;display:block}.field-label{margin-bottom:12px}.code-row{justify-content:space-between;align-items:end;gap:20px;margin-bottom:32px;display:flex}.code-fields{gap:10px;display:flex}.code-fields input{color:#fff;text-align:center;font-variant-numeric:tabular-nums;background:#ffffff13;border:1px solid #ffffff29;border-radius:18px;width:clamp(60px,7vw,76px);height:clamp(68px,8vw,82px);padding:0;font-size:clamp(34px,4.2vw,46px);font-weight:500;box-shadow:inset 0 1px #ffffff26,0 12px 30px #0000001f}.code-fields input:focus{border-color:#4fa7ffbd;outline:none;box-shadow:0 0 0 4px #0a84ff21,inset 0 1px #ffffff26}.quiet-button{color:#79b8ff;background:#0a84ff1a;border:1px solid #4fa7ff40;border-radius:999px;align-items:center;min-height:38px;padding:0 13px;font-size:12px;font-weight:600;display:inline-flex}.quiet-button:before{content:"↝";margin-right:7px;font-size:15px}.quiet-button:hover{background:#0a84ff33}.content-heading{justify-content:space-between;align-items:center;gap:18px;margin-bottom:12px;display:flex}.content-heading>.field-label{margin:0}.kind-switch{background:#0000002e;border:1px solid #ffffff14;border-radius:11px;gap:4px;margin:0;padding:3px;display:flex}.kind-switch legend{clip:rect(0 0 0 0);width:1px;height:1px;position:absolute;overflow:hidden}.kind-switch label{position:relative}.kind-switch input{opacity:0;pointer-events:none;position:absolute}.kind-switch span{min-width:68px;color:var(--tertiary);text-align:center;cursor:pointer;border-radius:8px;padding:7px 12px;font-size:11px;font-weight:600;display:block}.kind-switch input:checked+span{color:#fff;background:#ffffff24;box-shadow:inset 0 1px #ffffff14}.kind-switch input:focus-visible+span{outline-offset:3px;outline:3px solid #4fa7ffb8}textarea,.password-field input,select{color:#fff;background:#04091357;border:1px solid #ffffff1c;outline:none;box-shadow:inset 0 1px 3px #0000002e}textarea{resize:vertical;border-radius:16px;width:100%;min-height:146px;padding:16px 17px;font-size:14px;line-height:1.65;display:block}textarea::placeholder,.password-field input::placeholder{color:#ebeff94d}textarea:focus,.password-field input:focus,select:focus{border-color:#4fa7ffb8;box-shadow:0 0 0 4px #0a84ff1f,inset 0 1px 3px #0000002e}.file-grid{grid-template-columns:minmax(0,1.35fr) minmax(230px,.8fr);gap:16px;display:grid}.file-drop{min-height:146px;color:var(--secondary);text-align:center;background:#0a84ff0e;border:1px dashed #8fc7ff6b;border-radius:16px;flex-direction:column;justify-content:center;align-items:center;display:flex;position:relative}.file-drop:hover{background:#0a84ff1a;border-color:#8fc7ffbf}.file-drop input{opacity:0;cursor:pointer;position:absolute;inset:0}.file-drop small{color:var(--tertiary);margin-top:5px}.file-icon{color:var(--blue-bright);margin-bottom:7px;font-size:30px}.password-field{align-self:center}.password-field input{border-radius:14px;width:100%;margin-top:9px;padding:14px;display:block}.form-foot{grid-template-columns:148px 1fr;gap:12px;margin-top:16px;display:grid}.ttl-field{margin:0}select{background:#ffffff12;border-radius:14px;width:100%;height:54px;padding:0 14px;font-size:12px;font-weight:600}.primary-button,.secondary-button{color:#fff;background:linear-gradient(#198cff,#0877e9);border:0;border-radius:14px;min-height:54px;font-size:13px;font-weight:650;position:relative;box-shadow:inset 0 1px #ffffff42,0 10px 28px #0a84ff47}.primary-button:after{content:"→";background:#ffffff29;border-radius:11px;place-items:center;width:40px;height:40px;font-size:19px;display:grid;position:absolute;top:50%;right:7px;transform:translateY(-50%)}.primary-button:hover:not(:disabled),.secondary-button:hover:not(:disabled){background:linear-gradient(#3a9cff,#0a84ff);transform:translateY(-1px);box-shadow:inset 0 1px #ffffff4d,0 14px 30px #0a84ff57}.receive-button{width:min(100%,480px)}.secondary-button{box-shadow:none;background:#0a84ff2e;border:1px solid #4fa7ff4d;padding:12px 22px}.status-block:empty{display:none}.status-block{background:#ffffff0e;border:1px solid #ffffff1a;border-radius:16px;margin-top:20px;padding:19px;position:relative;box-shadow:inset 0 1px #ffffff0f}.status-block strong{font-size:19px;font-weight:650}.status-block p{color:var(--secondary);margin:7px 0 0;font-size:13px}.status-kicker{letter-spacing:.08em;font-weight:650;color:#79b8ff!important;margin:0 0 7px!important;font-size:11px!important}.status-kicker.error{color:#ff6961!important}.display-code{color:#fff;font-variant-numeric:tabular-nums;letter-spacing:.14em;display:block;font-size:clamp(40px,7vw,64px)!important}.progress{background:#ffffff1a;border-radius:99px;height:7px;margin-top:12px;overflow:hidden}.progress span{border-radius:inherit;background:linear-gradient(90deg, var(--blue), var(--mint));height:100%;transition:width .16s;display:block}.pulse{background:#30d158;border-radius:50%;width:10px;height:10px;animation:1.4s ease-in-out infinite pulse;position:absolute;top:21px;right:21px;box-shadow:0 0 14px #30d1588c}.received-text{width:100%;margin:14px 0}.copy-state{min-height:1.4em;font-size:12px!important}.file-result{align-items:center;gap:14px;margin:14px 0;display:flex}.file-result strong{overflow-wrap:anywhere}.file-badge{color:#79b8ff;background:#0a84ff1a;border:1px solid #4fa7ff4d;border-radius:13px;place-items:center;width:54px;height:60px;font-size:10px;font-weight:700;display:grid}footer{color:#ebeff957;justify-content:space-between;gap:24px;margin-top:42px;padding-inline:8px;font-size:10px;display:flex}footer p{margin:0}@keyframes card-in{0%{opacity:0;transform:translateY(10px)scale(.99)}to{opacity:1;transform:none}}@keyframes pulse{0%,to{opacity:.35;transform:scale(.75)}50%{opacity:1;transform:scale(1.15)}}@media (width<=900px){.app-shell{width:min(100% - 30px,700px);padding-top:18px}.topbar{margin-bottom:36px}.app-layout{grid-template-columns:1fr;gap:30px}.intro{padding-left:2px}.eyebrow,.feature-cloud{display:none}h1{font-size:52px}}@media (width<=560px){.app-shell{width:min(100% - 22px,700px);padding-bottom:20px}.topbar{border-radius:17px;margin-bottom:28px}.brand-mark{border-radius:11px;width:36px;height:36px;font-size:21px}.brand-name{font-size:18px}.privacy-state{padding:7px 10px;font-size:0}.privacy-state:after{content:"私密传输";font-size:10px}h1{font-size:46px}.app-layout{gap:25px}.transfer-card{border-radius:25px}.card-head{padding:14px}.mode-tabs{width:100%}.mode-tabs button{flex:1;min-width:0}.secure-label{display:none}.work-panel{min-height:0;padding:24px 17px 25px}.code-row{flex-direction:column;align-items:stretch;gap:12px;margin-bottom:27px}.code-fields{gap:7px;width:100%}.code-fields input{border-radius:15px;flex:1;width:auto;min-width:0;height:66px;font-size:34px}.quiet-button{align-self:flex-start}.content-heading{align-items:flex-end}.kind-switch span{min-width:56px;padding-inline:10px}textarea{min-height:128px}.file-grid,.form-foot{grid-template-columns:1fr}.file-drop{min-height:128px}select{height:46px}.primary-button{min-height:52px}footer{flex-direction:column;gap:7px;margin-top:25px}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}