:root{--paper: #f7f4ee;--card: #fffdfa;--ink: #221e19;--body: #3a352e;--muted: #7d7466;--faint: #9d9485;--line: #e9e1d4;--line-strong: #dbd1c0;--accent: #c2452d;--accent-ink: #9b331f;--accent-soft: #f9e9e3;--ok: #2f7a55;--ok-soft: #e6f3ea;--warn: #a8431f;--warn-soft: #fbeae2;--radius: 16px;--shadow: 0 1px 2px rgba(46, 34, 20, .04), 0 18px 36px -26px rgba(46, 34, 20, .35)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--paper);color:var(--body);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Noto Sans SC,Microsoft YaHei,sans-serif;font-size:14px;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}h1,h2,h3,h4{color:var(--ink)}code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.92em;background:#f2ece1;border-radius:4px;padding:1px 5px;color:#6b4a34}[hidden]{display:none!important}.app{display:grid;grid-template-columns:268px minmax(0,1fr);min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;padding:24px 16px 20px;border-right:1px solid var(--line);background:linear-gradient(180deg,#fcf9f4,#f5efe5);display:flex;flex-direction:column;gap:16px}.brand{display:flex;align-items:center;gap:11px;padding:0 4px}.logo{width:42px;height:42px;flex:0 0 auto;border-radius:13px;background:linear-gradient(150deg,#d0614a,var(--accent));color:#fff;font-weight:800;font-size:13px;letter-spacing:.04em;display:grid;place-items:center;box-shadow:0 10px 18px -12px #c2452de6}.brand-name{display:block;font-size:15px;font-weight:700;color:var(--ink);letter-spacing:-.01em}.brand-sub{display:block;font-size:11px;color:var(--faint);margin-top:2px;letter-spacing:.02em}nav{display:flex;flex-direction:column;gap:4px;overflow-y:auto}.nav-group{font-size:10.5px;letter-spacing:.16em;color:#ada292;margin:14px 10px 6px}.nav-item{display:flex;align-items:center;gap:10px;width:100%;padding:9px 10px;border:0;border-radius:10px;background:transparent;color:#4d463c;font:inherit;font-size:13.5px;text-align:left;cursor:pointer;transition:background .15s ease,color .15s ease}.nav-item svg{flex:0 0 auto;opacity:.7}.nav-item:hover{background:#efe7da;color:var(--ink)}.nav-item.is-active{background:var(--accent-soft);color:var(--accent-ink);font-weight:600}.nav-item.is-active svg{opacity:1}.side-foot{margin-top:auto;padding:0 6px;font-size:11.5px;line-height:1.7;color:#9c9284;display:flex;flex-direction:column;align-items:flex-start;gap:7px}.side-pill{display:inline-flex;align-items:center;gap:5px;padding:3px 8px;border-radius:999px;background:#f0e8db;color:#8a6a4a;font-size:11px}.main{min-width:0;padding:36px 44px 64px;max-width:1000px;width:100%}.page-head .crumb{font-size:11.5px;letter-spacing:.16em;color:#ada292}.page-head h1{margin:8px 0 6px;font-size:27px;letter-spacing:-.015em}.page-head p{margin:0;max-width:640px;color:var(--muted);font-size:14px;line-height:1.65}.panel{margin-top:24px;padding:24px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.foot{margin-top:22px;font-size:12px;color:#a49a8a;line-height:1.8}.foot .dot{margin:0 7px;color:#cfc5b4}.dropzone{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;padding:34px 20px;border:1.5px dashed var(--line-strong);border-radius:14px;background:#fffdf8;cursor:pointer;text-align:center;transition:border-color .16s ease,background .16s ease,transform .16s ease}.dropzone:hover{border-color:#cf9c8e;background:#fffaf6}.dropzone.is-over{border-color:var(--accent);background:var(--accent-soft);transform:scale(.995)}.dropzone.compact{padding:16px;flex-direction:row;gap:10px}.dropzone.compact .dz-icon{width:32px;height:32px;margin:0}.dz-icon{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent);margin-bottom:6px}.dz-title{font-size:15px;font-weight:600;color:var(--ink)}.dz-sub{font-size:12.5px;color:var(--muted)}.picked{display:flex;flex-direction:column;gap:6px}.link-btn{align-self:flex-start;border:0;background:transparent;padding:2px 0;font:inherit;font-size:12.5px;color:var(--accent);cursor:pointer;text-decoration:underline;text-underline-offset:3px}.filelist{list-style:none;margin:0 0 12px;padding:0;display:flex;flex-direction:column;gap:8px}.filerow{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--line);border-radius:12px;background:#fffdf9;transition:border-color .15s ease,background .15s ease}.filerow.is-target{border-color:var(--accent);background:var(--accent-soft)}.grip{color:#c9bfae;font-size:10px;letter-spacing:-2px;cursor:grab;user-select:none}.thumb{width:40px;height:40px;flex:0 0 auto;object-fit:cover;border-radius:8px;border:1px solid var(--line);background:#f4efe5}.filemeta{display:flex;flex-direction:column;gap:2px;flex:1;min-width:0}.fname{font-size:13.5px;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.fsub{font-size:11.5px;color:var(--faint)}.fileops{display:flex;gap:1px}.fileops button{border:0;background:transparent;padding:5px;border-radius:7px;color:#948a7b;cursor:pointer;display:grid;place-items:center}.fileops button:hover{background:#f2ece1;color:var(--ink)}.fileops button.danger:hover{background:#fbe7e1;color:var(--accent)}.fileops button:disabled{opacity:.22;cursor:default;background:transparent}.range-input{width:112px;flex:0 0 auto;border:1px solid var(--line-strong);border-radius:8px;padding:7px 9px;font:inherit;font-size:12.5px;background:#fff;color:var(--body);outline:none}.range-input:focus{border-color:var(--accent)}.options{display:grid;grid-template-columns:1fr 1fr;gap:20px 24px;margin-top:20px}.field{display:flex;flex-direction:column;gap:8px;min-width:0}.field.span-2{grid-column:1 / -1}.field-label{font-size:12.5px;font-weight:600;color:#4a4339;letter-spacing:.01em}.field-control{display:flex;align-items:center;border:1px solid var(--line-strong);border-radius:10px;background:#fff;transition:border-color .15s ease}.field-control:focus-within{border-color:var(--accent)}.field-control input{flex:1;min-width:0;border:0;background:transparent;padding:10px 12px;font:inherit;font-size:14px;color:var(--ink);outline:none}.field-control .unit{padding:0 11px;font-size:12px;color:var(--faint);border-left:1px solid var(--line)}.field-hint{font-size:11.5px;color:var(--faint);line-height:1.55}.inline-field{display:inline-flex;align-items:center;gap:6px;margin-top:8px;border:1px solid var(--line-strong);border-radius:10px;background:#fff;padding:0 10px 0 0;align-self:flex-start}.inline-field input{width:90px;border:0;background:transparent;padding:9px 10px;font:inherit;font-size:13.5px;outline:none}.inline-field .unit{font-size:12px;color:var(--faint)}.segmented{display:inline-flex;flex-wrap:wrap;gap:2px;padding:3px;border-radius:11px;background:#f2ece2;align-self:flex-start}.segmented button{border:0;background:transparent;padding:8px 12px;border-radius:8px;font:inherit;font-size:12.5px;color:#5f574a;white-space:nowrap;cursor:pointer;transition:background .15s ease,color .15s ease,box-shadow .15s ease}.segmented button:hover{color:var(--ink)}.segmented button.is-active{background:#fff;color:var(--accent-ink);font-weight:600;box-shadow:0 1px 3px #46321924}.switch-row{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;padding:14px 16px;margin-top:16px;border:1px solid var(--line);border-radius:12px;background:#fffdf9;cursor:pointer}.switch-row .field-label{display:block;margin-bottom:3px}.switch{width:44px;height:25px;flex:0 0 auto;border-radius:999px;border:0;background:#ddd3c3;padding:3px;cursor:pointer;transition:background .18s ease}.switch span{display:block;width:19px;height:19px;border-radius:50%;background:#fff;box-shadow:0 1px 3px #00000038;transition:transform .18s ease}.switch.is-on{background:var(--accent)}.switch.is-on span{transform:translate(19px)}.note{margin:16px 0 0;padding:12px 14px;border-left:3px solid #d9b8a8;border-radius:0 10px 10px 0;background:#fbf7ef;font-size:12.5px;line-height:1.7;color:#6d6456}.actions{display:flex;align-items:center;flex-wrap:wrap;gap:14px;margin-top:24px}.primary{display:inline-flex;align-items:center;gap:8px;border:0;border-radius:11px;padding:13px 24px;background:var(--accent);color:#fff;font:inherit;font-size:14.5px;font-weight:600;cursor:pointer;box-shadow:0 10px 22px -14px #c2452df2;transition:background .16s ease,transform .16s ease,box-shadow .16s ease}.primary:hover:not(:disabled){background:var(--accent-ink);transform:translateY(-1px);box-shadow:0 14px 26px -14px #c2452de6}.primary:active:not(:disabled){transform:translateY(0)}.primary:disabled{opacity:.42;cursor:not-allowed;box-shadow:none}.action-hint{font-size:12.5px;color:var(--faint)}.ghost-btn{display:inline-flex;align-items:center;gap:7px;margin-top:20px;padding:9px 15px;border:1px solid var(--line-strong);border-radius:10px;background:transparent;font:inherit;font-size:13px;color:#5f574a;cursor:pointer;transition:border-color .15s ease,color .15s ease}.ghost-btn:hover{border-color:var(--accent);color:var(--accent-ink)}.mini-btn{display:inline-flex;align-items:center;gap:5px;border:1px solid var(--line-strong);border-radius:8px;padding:4px 9px;background:#fff;font:inherit;font-size:12px;color:#5f574a;cursor:pointer;transition:border-color .15s ease,color .15s ease}.mini-btn:hover{border-color:var(--accent);color:var(--accent-ink)}.spinner{width:14px;height:14px;border-radius:50%;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.progress-wrap{margin-top:20px;padding:14px 16px;border:1px solid var(--line);border-radius:12px;background:#f8f3ea}.progress-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:9px;font-size:12.5px;color:#5f574a}.pct{font-variant-numeric:tabular-nums;font-weight:700;color:var(--accent-ink)}.progress-bar{height:8px;border-radius:999px;background:#e8dfd1;overflow:hidden}.progress-bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,#da7256,var(--accent));transition:width .35s ease}.result-head{display:flex;align-items:flex-start;gap:12px}.ok-dot{width:36px;height:36px;flex:0 0 auto;border-radius:50%;display:grid;place-items:center;background:var(--ok-soft);color:var(--ok)}.result-head h3{margin:2px 0 3px;font-size:17px;letter-spacing:-.01em}.result-sum{margin:0;font-size:13px;color:var(--muted)}.dl-grid{display:flex;flex-direction:column;gap:8px;margin-top:18px}.dl{display:flex;align-items:center;gap:12px;padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:#fffdf9;color:inherit;text-decoration:none;transition:border-color .15s ease,background .15s ease}.dl:hover{border-color:var(--accent);background:var(--accent-soft)}.dl-icon{color:var(--accent);display:grid;place-items:center}.dl-meta{display:flex;flex-direction:column;gap:2px;flex:1;min-width:0}.dl-name{font-size:13.5px;font-weight:600;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.dl-size{font-size:11.5px;color:var(--faint)}.preview-block{margin-top:16px;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fffdf9}.preview-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 12px;border-bottom:1px solid var(--line);background:#f8f3ea;font-size:12px;color:#6d6456}.preview-text{margin:0;padding:14px;max-height:360px;overflow:auto;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;line-height:1.7;color:#332f29;white-space:pre-wrap;word-break:break-word}.preview-image{display:flex;flex-direction:column;gap:8px;align-items:center;width:fit-content;max-width:100%;margin:16px auto 0;padding:14px;border:1px solid var(--line);border-radius:12px;background:#f8f3ea}.preview-image img{max-width:100%;max-height:420px;border-radius:6px;background:#fff;box-shadow:0 6px 18px -10px #281e1480}.preview-image span{font-size:11.5px;color:var(--faint)}.table-preview{margin-top:16px;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fffdf9}.tp-head{padding:9px 12px;border-bottom:1px solid var(--line);background:#f8f3ea;font-size:12px;color:#6d6456}.tp-scroll{overflow:auto;max-height:320px}.tp-scroll table{border-collapse:collapse;width:100%;font-size:12.5px}.tp-scroll th,.tp-scroll td{border-bottom:1px solid var(--line);border-right:1px solid var(--line);padding:7px 10px;text-align:left;white-space:nowrap}.tp-scroll th{position:sticky;top:0;background:#fdf8f0;font-weight:600;color:var(--ink)}.md-input{border:1px solid var(--line-strong);border-radius:12px;overflow:hidden;background:#fff}.md-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 12px;border-bottom:1px solid var(--line);background:#f8f3ea;font-size:12.5px;color:#6d6456}.md-tools{display:flex;gap:6px}.md-input textarea{display:block;width:100%;min-height:260px;border:0;resize:vertical;padding:14px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;line-height:1.7;color:#2f2b25;outline:none;background:#fffdf9}.md-foot{padding:7px 12px;border-top:1px solid var(--line);font-size:11.5px;color:var(--faint);text-align:right}.alert{display:flex;align-items:flex-start;gap:9px;margin-top:18px;padding:12px 14px;border:1px solid #f0cfc2;border-radius:12px;background:var(--warn-soft);color:var(--warn);font-size:13px;line-height:1.6}.alert svg{flex:0 0 auto;margin-top:1px}@media(max-width:900px){.app{grid-template-columns:minmax(0,1fr)}.sidebar{min-width:0}.sidebar{position:static;height:auto;padding:14px 16px 10px;border-right:0;border-bottom:1px solid var(--line);gap:10px}nav{flex-direction:row;overflow-x:auto;gap:6px;padding-bottom:6px;scrollbar-width:none}nav::-webkit-scrollbar{display:none}.nav-group{display:none}.nav-item{width:auto;white-space:nowrap;background:#f1e9dd;padding:8px 12px;font-size:13px}.nav-item.is-active{background:var(--accent-soft)}.side-foot{display:none}.main{padding:22px 16px 48px}.page-head h1{font-size:22px}.panel{padding:16px}.preview-image img{max-height:340px}.options{grid-template-columns:1fr;gap:18px}.segmented{width:100%}.segmented button{flex:1;text-align:center}.primary{width:100%;justify-content:center}.actions{gap:10px}}@media(max-width:900px){.nav-block{display:contents}}