:root{--bg:#fffaf7;--panel:#fff;--ink:#292321;--muted:#8f8580;--line:#f1e7e1;--accent:#ff6b4a;--accent-dark:#e45436;--peach:#fff0ea;--cream:#fff7e7;--mint:#e9f7ef;--shadow:0 14px 45px rgba(94,48,30,.08);--radius:22px;font-family:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:radial-gradient(circle at 95% 0,#ffe8dd 0,transparent 32rem),var(--bg);font-size:14px;line-height:1.6}button,input,textarea,select{font:inherit}button{cursor:pointer;border:0}a{color:inherit;text-decoration:none}.hidden{display:none!important}.app-shell{min-height:100vh;padding-bottom:80px}.topbar{height:74px;display:flex;align-items:center;justify-content:space-between;max-width:1180px;margin:auto;padding:0 24px}.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:21px;letter-spacing:1px}.brand small{display:block;color:var(--muted);font-weight:500;font-size:10px;letter-spacing:0}.brand-icon{width:39px;height:39px;display:grid;place-items:center;color:#fff;background:var(--accent);border-radius:13px;box-shadow:0 8px 18px #ff6b4a35}.top-actions{display:flex;align-items:center;gap:12px}.status-chip{display:inline-flex;align-items:center;gap:6px;padding:7px 11px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:11px;background:#fff}.status-chip i{width:7px;height:7px;border-radius:50%;background:#f5b249}.status-chip.ready i{background:#52b875}.ghost-btn,.icon-btn{padding:8px 12px;color:var(--muted);background:transparent;border-radius:10px}.ghost-btn:hover,.icon-btn:hover{background:var(--peach);color:var(--accent)}.main{max-width:1180px;margin:auto;padding:10px 24px 56px}.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center;padding:44px 0 34px}.eyebrow{display:inline-flex;align-items:center;gap:7px;color:var(--accent);background:var(--peach);border-radius:999px;padding:6px 11px;font-size:11px;font-weight:700}.hero h1{font-size:clamp(34px,5vw,58px);line-height:1.2;letter-spacing:-2px;margin:18px 0 13px}.hero h1 em{font-style:normal;color:var(--accent)}.hero p{color:var(--muted);font-size:15px;max-width:450px;margin:0}.hero-art{position:relative;min-height:280px;border-radius:34px;background:#fff1ea;overflow:hidden;padding:30px;display:flex;align-items:center;justify-content:center}.hero-art:before,.hero-art:after{content:"";position:absolute;border-radius:50%;border:1px solid #ffbea9;width:230px;height:230px}.hero-art:before{right:-40px;top:-90px}.hero-art:after{left:-100px;bottom:-120px}.phone{position:relative;z-index:1;width:190px;height:245px;background:#fff;border:8px solid #47312a;border-radius:29px;padding:14px 13px;box-shadow:0 18px 28px #b15b4530;transform:rotate(5deg)}.phone-notch{width:55px;height:5px;border-radius:5px;background:#4a3028;margin:0 auto 17px}.scan-box{height:113px;border:2px dashed #ff9d83;border-radius:13px;background:#fff8f4;display:grid;place-items:center;color:var(--accent);font-size:38px}.phone-lines{height:7px;border-radius:5px;background:#f1dfd9;margin:12px 8px 0}.phone-lines.short{width:65%}.floating{position:absolute;z-index:2;background:#fff;padding:9px 13px;border-radius:13px;box-shadow:var(--shadow);font-size:11px;color:#71645d}.floating.one{left:22px;top:43px;color:#47a96e}.floating.two{right:20px;bottom:43px;color:#a56a43}.solver-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(300px,.85fr);gap:23px;align-items:start}.panel{background:rgba(255,255,255,.92);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.capture-panel{padding:25px}.panel-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;margin-bottom:18px}.panel-head h2{font-size:20px;margin:0}.panel-head p{font-size:12px;color:var(--muted);margin:4px 0 0}.camera-drop{border:1.5px dashed #ffb7a2;border-radius:18px;background:#fff8f5;min-height:190px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px;transition:.2s}.camera-drop.drag{border-color:var(--accent);background:#fff0e9}.camera-icon{width:59px;height:59px;display:grid;place-items:center;border-radius:18px;color:#fff;background:var(--accent);font-size:27px;box-shadow:0 9px 20px #ff6b4a33}.camera-drop h3{margin:12px 0 3px;font-size:16px}.camera-drop p{margin:0;color:var(--muted);font-size:12px}.upload-actions{display:flex;justify-content:center;gap:10px;margin-top:14px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border-radius:11px;padding:10px 15px;min-height:42px;font-weight:700;font-size:12px}.btn.primary{background:var(--accent);color:#fff;box-shadow:0 8px 18px #ff6b4a30}.btn.primary:hover{background:var(--accent-dark)}.btn.soft{background:#fff;border:1px solid var(--line);color:#6f625c}.btn.mini{min-height:34px;padding:7px 10px;font-size:11px}.file-input{position:absolute;width:1px;height:1px;opacity:0}.preview-wrap{position:relative;border-radius:15px;overflow:hidden;background:#2e2926;min-height:210px;display:grid;place-items:center}.preview-wrap img{max-height:350px;max-width:100%;object-fit:contain}.preview-close{position:absolute;right:10px;top:10px;width:32px;height:32px;border-radius:50%;background:#0009;color:#fff}.fields{display:grid;grid-template-columns:145px 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20px;text-align:center;color:var(--muted)}.empty-page strong{display:block;color:var(--ink);font-size:17px;margin-bottom:5px}.bottom-nav{position:fixed;z-index:10;bottom:0;left:50%;transform:translateX(-50%);width:min(550px,calc(100% - 28px));height:65px;margin-bottom:12px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 10px 34px #7e433021;display:grid;grid-template-columns:repeat(4,1fr);padding:6px}.bottom-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;border-radius:14px;color:#9a8d86;font-size:10px}.bottom-nav a span{font-size:20px;line-height:1}.bottom-nav a.active{color:var(--accent);background:var(--peach)}.bottom-nav b{font-size:10px}.toast{position:fixed;z-index:20;left:50%;bottom:96px;transform:translate(-50%,10px);background:#332924;color:#fff;padding:10px 15px;border-radius:10px;font-size:12px;opacity:0;pointer-events:none;transition:.2s;max-width:min(90vw,420px);text-align:center}.toast.show{opacity:1;transform:translate(-50%,0)}.skeleton{height:12px;border-radius:6px;background:#f2e9e4;animation:pulse 1.2s infinite}@keyframes pulse{50%{opacity:.45}}@media(max-width:850px){.hero{grid-template-columns:1fr;padding-top:25px}.hero-art{min-height:210px}.solver-grid{grid-template-columns:1fr}.result-panel{min-height:0}.record-list{grid-template-columns:repeat(2,1fr)}}@media(max-width:560px){.topbar{height:65px;padding:0 16px}.brand{font-size:19px}.brand-icon{width:35px;height:35px}.status-chip{display:none}.main{padding:0 15px 35px}.hero{padding:25px 0 25px}.hero h1{font-size:38px}.hero-art{display:none}.capture-panel,.result-panel{padding:18px;border-radius:18px}.fields{grid-template-columns:1fr}.camera-drop{min-height:160px}.upload-actions{flex-wrap:wrap}.record-list{grid-template-columns:1fr}.page-title 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