:root{font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:#183345;background:#f5f8fa;font-synthesis:none;--blue:#075b9e;--teal:#04b5af;--line:#dce6eb}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0}button,input,select{font:inherit}button,a,label.dropzone{touch-action:manipulation}button{cursor:pointer;border:0;background:transparent;color:inherit}button:disabled{cursor:wait;opacity:.5}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #ffb45f;outline-offset:4px}[hidden]{display:none!important}header{max-width:1240px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:24px 32px;border-bottom:1px solid var(--line)}.brand{display:flex;gap:10px;align-items:center;font-size:22px;font-weight:800;white-space:nowrap}.brand-icon{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:var(--blue);color:white}.brand small{font-size:12px;color:#7a8e9b;font-weight:400;border-left:1px solid var(--line);padding-left:10px}nav{display:flex;gap:24px;align-items:center;font-size:14px}.outline{border:1px solid #b7cbd7;border-radius:9px;padding:10px 16px;background:#fff}.outline:hover{border-color:var(--blue);color:var(--blue)}main{max-width:1180px;margin:auto;padding:0 24px}.hero{display:grid;grid-template-columns:1.3fr 1fr;gap:72px;padding:64px 24px 52px;align-items:center}.eyebrow{font-size:11px;letter-spacing:2px;color:#5d8295;font-weight:700}h1{font-size:48px;line-height:1.3;letter-spacing:-1.8px;margin:18px 0 20px;font-weight:800}h1 em{font-style:normal;color:var(--blue)}.hero p{line-height:1.9;color:#6d8492;font-size:15px}.hero-card{border:1px solid #c4e3e8;background:linear-gradient(145deg,#fff,#e5f6f5);border-radius:22px;padding:30px;transform:rotate(-2deg);box-shadow:0 20px 60px #075b9e0b}.hero-card>span{font-size:12px;color:#5b8592}.format-flow{display:flex;gap:26px;align-items:center;padding:28px 0 12px}.format-flow b{padding:24px 16px;background:#fff;border:1px solid #d7e9ef;box-shadow:0 8px 22px #075b9e0a;border-radius:14px;color:var(--blue);font-size:25px}.format-flow b:first-child{color:#db5749}.format-flow>span{color:#8aaebd;font-size:28px}.hero-rule{border-top:1px solid #cfe5e8;padding-top:18px;font-size:13px;color:#427987}.workspace{display:grid;grid-template-columns:224px 1fr;border:1px solid var(--line);border-radius:20px;background:white;overflow:hidden;scroll-margin-top:24px;box-shadow:0 10px 35px #15394905}aside{background:#f9fbfc;border-right:1px solid var(--line);padding:26px 16px}aside h2{font-size:14px;padding:0 12px;margin:0 0 20px}.tool-button{display:block;width:100%;text-align:left;border-radius:9px;padding:11px 13px;margin:3px 0;color:#657e8d;font-size:13px}.tool-button[aria-pressed=true]{background:#e2f0f7;color:var(--blue);font-weight:700}.tool-button:hover{background:#edf4f7}.panel{padding:32px}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:20px}h2{font-size:24px;margin:10px 0 22px}.balance{font-size:12px;color:#0e877f;background:#e9f7f5;padding:8px 12px;border-radius:20px;white-space:nowrap}.dropzone{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:235px;background:#f8fcfd;border:1.5px dashed #b6d4e0;border-radius:13px;gap:14px;cursor:pointer}.dropzone:hover,.dropzone.drag{background:#edf8fb;border-color:var(--blue)}.dropzone input{position:absolute;width:1px;height:1px;opacity:0}.dropzone:focus-within{outline:3px solid #ffb45f}.upload-icon{font-size:30px;background:#e1eff7;color:var(--blue);width:54px;height:54px;display:grid;place-items:center;border-radius:16px}.dropzone strong{font-size:16px}.dropzone>span:last-of-type{font-size:12px;color:#859aa6}.selected-file{font-size:13px;padding:12px 0;border-bottom:1px solid #eef2f4;overflow-wrap:anywhere}.selected-file button{float:right;color:#c34b43}.mode{display:flex;align-items:center;gap:16px;font-size:13px;margin:22px 0}.mode select{border:1px solid var(--line);border-radius:7px;padding:8px;background:white;color:var(--blue)}.consent{display:flex;gap:8px;align-items:flex-start;font-size:12px;color:#738895;line-height:1.7;margin:24px 0}.consent input{accent-color:var(--blue);margin-top:4px}.action-row{display:flex;gap:12px;flex-wrap:wrap}.primary{background:var(--blue);color:white;padding:13px 30px;border-radius:9px;min-width:190px}.primary span{margin-left:36px}.primary:hover{background:#064f88}.retention{font-size:11px;color:#91a1aa;margin:17px 0 0}.notice{color:#bc4034;font-size:13px;line-height:1.7;min-height:20px;margin-bottom:0}.history{margin-top:52px;scroll-margin-top:24px}.section-title{display:flex;justify-content:space-between;align-items:center}.history-items{display:grid;gap:12px}.history-card{background:white;border:1px solid var(--line);border-radius:13px;padding:22px;display:flex;align-items:center;gap:20px}.file-badge{background:#e8f5f5;color:#138f92;border-radius:10px;padding:14px;font-size:13px;font-weight:bold}.file-info{flex:1;min-width:0}.file-title{font-size:14px;font-weight:600;overflow-wrap:anywhere}.file-meta,.file-message{font-size:12px;color:#8195a0;margin:9px 0 0;line-height:1.7}.task-processing{color:#f00;font-weight:bold;display:flex;align-items:center;gap:8px;margin-top:10px;font-size:14px}.spinner{display:inline-block;width:16px;height:16px;border:2px solid red;border-top-color:transparent;border-radius:50%;animation:spin 1s linear infinite}.task-failed{color:#c14d45;font-size:13px;margin-top:10px}.file-actions{display:flex;gap:10px;font-size:12px}.empty{padding:44px;text-align:center;border:1px dashed var(--line);border-radius:14px;color:#8da1ad;font-size:14px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;border-top:1px solid var(--line);margin-top:56px;padding:40px 10px}.steps b{font-size:22px;color:#8fb9c9}.steps h3{font-size:15px}.steps p{font-size:12px;color:#8195a0;line-height:1.8}footer{max-width:1180px;margin:0 auto;padding:24px;display:flex;justify-content:space-between;border-top:1px solid var(--line);font-size:12px;color:#879ba7}dialog{width:min(460px,92vw);border:1px solid var(--line);border-radius:18px;padding:32px;text-align:center;color:#183345;box-shadow:0 20px 100px #18334533}dialog::backdrop{background:#102a3f77;backdrop-filter:blur(4px)}dialog h2{font-size:21px;line-height:1.5}dialog p{font-size:13px;color:#788d99;line-height:1.7}.close{position:absolute;right:14px;top:10px;font-size:28px}#qr-box{min-height:230px;display:grid;place-items:center}#qr-box img{width:230px;height:230px}.check-code{font-size:26px;font-weight:800;letter-spacing:7px;color:var(--blue)}dialog .small{font-size:11px}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:760px){header{padding:18px;flex-wrap:wrap;gap:18px}nav{gap:14px;font-size:12px}.brand{font-size:19px}main{padding:0 16px}.hero{grid-template-columns:1fr;padding:36px 8px;gap:25px}h1{font-size:36px}.hero-card{display:none}.workspace{grid-template-columns:1fr}aside{border-right:0;border-bottom:1px solid var(--line);padding:16px}aside h2{margin-bottom:8px}#tools{display:flex;overflow-x:auto}.tool-button{white-space:nowrap;width:auto;flex-shrink:0}.panel{padding:22px 18px}.panel-heading{align-items:flex-start;flex-direction:column;gap:0}.balance{margin-bottom:18px}h2{font-size:21px}.dropzone{min-height:195px}.dropzone strong{font-size:14px}.history-card{padding:16px;gap:10px;flex-wrap:wrap}.file-actions{margin-left:auto}.steps{gap:16px}.steps h3{line-height:1.6}footer{gap:14px;flex-direction:column}.mode{flex-wrap:wrap}.retention{line-height:1.8}}
.workspace > * { min-width: 0; }
.dropzone strong, .dropzone > span:last-of-type { max-width: 100%; text-align: center; overflow-wrap: anywhere; padding: 0 12px; }
.notice, .consent { overflow-wrap: anywhere; }