:root{--bg: #f7f8fa;--surface: #ffffff;--surface-2: #f2f4f7;--text: #1f2430;--text-2: #5b6474;--text-3: #98a1b0;--border: #e4e8ee;--border-strong: #d3d9e2;--brand: #2f6bff;--brand-dark: #1d4fd8;--brand-soft: #eef3ff;--good: #0f9d58;--good-soft: #e8f6ee;--warn: #d97706;--warn-soft: #fdf3e3;--bad: #dc2626;--radius: 14px;--radius-sm: 10px;--radius-lg: 20px;--shadow-sm: 0 1px 2px rgba(16, 24, 40, .04);--shadow: 0 4px 16px rgba(16, 24, 40, .06);--shadow-lg: 0 12px 32px rgba(16, 24, 40, .1);--sans: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--mono: ui-monospace, "SF Mono", Consolas, "Courier New", monospace;font:15px/1.65 var(--sans);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:var(--bg)}h1,h2,h3{margin:0;color:var(--text);font-weight:650;letter-spacing:-.01em}p{margin:0}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.app{min-height:100vh;display:flex;flex-direction:column}.container{width:100%;max-width:1080px;margin:0 auto;padding:0 20px}.main{flex:1;padding:32px 20px 64px}.site-header{position:sticky;top:0;z-index:20;background:#ffffffdb;-webkit-backdrop-filter:saturate(180%) blur(12px);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--border)}.header-inner{height:64px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px}.brand-mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--brand),#7aa2ff);color:#fff;font-weight:700;font-size:17px;display:grid;place-items:center;box-shadow:0 2px 8px #2f6bff47}.brand-text{display:flex;flex-direction:column;font-weight:650;font-size:16px;line-height:1.2}.brand-text small{font-weight:400;font-size:12px;color:var(--text-3);line-height:1.4}.nav{display:flex;gap:20px;font-size:14px;color:var(--text-2)}.nav a:hover{color:var(--brand)}.site-footer{border-top:1px solid var(--border);background:var(--surface);padding:28px 0;text-align:center}.footer-strong{font-size:14px;font-weight:600;color:var(--text)}.footer-sub{margin-top:6px;font-size:13px;color:var(--text-3)}.home{display:flex;flex-direction:column;gap:32px}.hero{text-align:center;padding:40px 0 8px}.hero h1{font-size:34px;font-weight:700;letter-spacing:-.02em}.hero-sub{margin-top:10px;color:var(--text-2);font-size:15px}.search-box{margin:26px auto 0;max-width:620px;position:relative;display:flex;align-items:center;background:var(--surface);border:1px solid var(--border-strong);border-radius:999px;padding:4px 16px;box-shadow:var(--shadow);transition:border-color .15s,box-shadow .15s}.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px var(--brand-soft)}.search-icon{font-size:20px;color:var(--text-3);margin-right:8px}.search-box input{flex:1;border:0;outline:0;font-size:15px;padding:12px 0;background:transparent;color:var(--text)}.search-box input::placeholder{color:var(--text-3)}.search-clear{border:0;background:var(--surface-2);color:var(--text-2);width:26px;height:26px;border-radius:50%;cursor:pointer;font-size:16px;line-height:1}.examples{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px;justify-content:center}.example-chip{border:1px solid var(--border);background:var(--surface);color:var(--text-2);border-radius:999px;padding:6px 14px;font-size:13px;cursor:pointer;transition:all .15s}.example-chip:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft)}.result-count{text-align:center;color:var(--text-2);font-size:14px}.cat-section{display:flex;flex-direction:column;gap:14px}.cat-title{display:flex;align-items:center;gap:8px;font-size:15px;font-weight:650;color:var(--text)}.cat-title span{font-size:12px;font-weight:500;color:var(--text-3);background:var(--surface-2);border-radius:999px;padding:1px 8px}.tool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px}.tool-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px;display:flex;flex-direction:column;gap:6px;transition:all .16s;box-shadow:var(--shadow-sm)}.tool-card:hover{border-color:var(--brand);box-shadow:var(--shadow);transform:translateY(-2px)}.tool-name{font-weight:620;font-size:15px}.tool-desc{font-size:13px;color:var(--text-2);line-height:1.5}.total-note{text-align:center;color:var(--text-3);font-size:13px;padding-top:8px}.tool-page{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:14px}.back-link{font-size:13px;color:var(--text-2);align-self:flex-start}.back-link:hover{color:var(--brand)}.tool-title{font-size:26px;font-weight:700;letter-spacing:-.02em}.tool-desc{color:var(--text-2);font-size:14px;margin-top:-6px}.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;display:flex;flex-direction:column;gap:18px;box-shadow:var(--shadow-sm)}.local-note{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--text-3)}.dot{width:7px;height:7px;border-radius:50%;background:var(--good);box-shadow:0 0 0 3px var(--good-soft)}.related{margin-top:12px}.related h2{font-size:14px;font-weight:620;color:var(--text-2);margin-bottom:10px}.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px}.related-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 14px;display:flex;flex-direction:column;gap:3px;transition:all .15s}.related-card:hover{border-color:var(--brand);background:var(--brand-soft)}.related-card strong{font-size:13.5px;font-weight:600}.related-card span{font-size:12px;color:var(--text-3);line-height:1.45}.btn{appearance:none;border:1px solid transparent;border-radius:var(--radius-sm);padding:10px 18px;font-size:14px;font-weight:600;font-family:inherit;cursor:pointer;transition:all .15s;white-space:nowrap}.btn-primary{background:var(--brand);color:#fff;box-shadow:0 1px 3px #2f6bff4d}.btn-primary:hover:not(:disabled){background:var(--brand-dark)}.btn-ghost{background:var(--surface);border-color:var(--border-strong);color:var(--text)}.btn-ghost:hover:not(:disabled){border-color:var(--brand);color:var(--brand)}.btn:disabled{opacity:.5;cursor:not-allowed}.actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px}.drop{border:2px dashed var(--border-strong);border-radius:var(--radius);padding:34px 20px;text-align:center;cursor:pointer;background:var(--surface-2);transition:all .16s}.drop:hover,.drop-active{border-color:var(--brand);background:var(--brand-soft)}.drop-icon{font-size:26px;color:var(--brand);line-height:1;margin-bottom:8px}.drop-title{font-size:14px;font-weight:600;color:var(--text)}.drop-hint{margin-top:4px;font-size:12.5px;color:var(--text-3)}.preview-row{display:flex;gap:18px;align-items:flex-start}.preview-img{width:160px;height:120px;object-fit:contain;background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-sm);flex-shrink:0}.preview-meta{display:flex;flex-direction:column;gap:10px;font-size:13px;min-width:0}.preview-meta>div{display:flex;flex-direction:column;gap:1px}.preview-meta span{color:var(--text-3);font-size:12px}.preview-meta strong{font-weight:600;word-break:break-all}.compare{display:flex;align-items:center;gap:14px;flex-wrap:wrap;background:var(--surface-2);border-radius:var(--radius-sm);padding:14px 16px}.compare-item{display:flex;flex-direction:column;gap:2px}.compare-label{font-size:11.5px;color:var(--text-3)}.compare-item strong{font-size:16px;font-weight:660}.compare-arrow{color:var(--text-3)}.compare-delta{margin-left:auto;font-size:13px;font-weight:620;padding:3px 10px;border-radius:999px}.compare-delta.good{color:var(--good);background:var(--good-soft)}.compare-delta.warn{color:var(--warn);background:var(--warn-soft)}.field{display:flex;flex-direction:column;gap:6px;min-width:0}.field-label{font-size:13px;font-weight:600;color:var(--text-2);display:flex;align-items:center;justify-content:space-between;gap:10px}.field-label em{font-style:normal;font-size:12px;font-weight:600;color:var(--brand);background:var(--brand-soft);padding:1px 8px;border-radius:999px}input[type=text],input[type=number],input[type=datetime-local],textarea,select{width:100%;font:inherit;font-size:14px;color:var(--text);background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--radius-sm);padding:9px 12px;outline:none;transition:border-color .15s,box-shadow .15s}input:focus,textarea:focus,select:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}input[type=color]{width:54px;height:36px;padding:2px;border:1px solid var(--border-strong);border-radius:8px;background:var(--surface);cursor:pointer}input[type=range]{width:100%;accent-color:var(--brand);cursor:pointer}textarea{resize:vertical;line-height:1.55}.code-area{font-family:var(--mono);font-size:13px;min-height:120px;line-height:1.6}.controls{display:flex;flex-direction:column;gap:14px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}.tip{font-size:12.5px;color:var(--text-3);line-height:1.6}.error-text{font-size:13px;color:var(--bad);background:#fdecec;border-radius:var(--radius-sm);padding:9px 12px;word-break:break-word}.divider{border:0;border-top:1px solid var(--border);margin:2px 0}.seg{display:inline-flex;gap:4px;background:var(--surface-2);border-radius:var(--radius-sm);padding:4px;flex-wrap:wrap}.seg-item{border:0;background:transparent;color:var(--text-2);font:inherit;font-size:13px;font-weight:600;padding:6px 12px;border-radius:7px;cursor:pointer;display:inline-flex;align-items:center;gap:6px;transition:all .14s;white-space:nowrap}.seg-item:hover:not(:disabled){color:var(--text)}.seg-item.on{background:var(--surface);color:var(--brand);box-shadow:var(--shadow-sm)}.seg-item:disabled{opacity:.4;cursor:not-allowed}.swatch{width:12px;height:12px;border-radius:3px;border:1px solid var(--border-strong);display:inline-block}.result{display:flex;flex-direction:column;gap:14px;border-top:1px solid var(--border);padding-top:18px}.result-img{max-height:320px;max-width:100%;border-radius:var(--radius-sm);border:1px solid var(--border);align-self:flex-start}.result-img-checker{background-image:linear-gradient(45deg,#eee 25%,transparent 25%),linear-gradient(-45deg,#eee 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#eee 75%),linear-gradient(-45deg,transparent 75%,#eee 75%);background-size:16px 16px;background-position:0 0,0 8px,8px -8px,-8px 0}.result-img-small{max-height:260px}.result-row{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--text-2)}.crop-stage{position:relative;overflow:hidden;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--surface-2);-webkit-user-select:none;user-select:none;touch-action:none;align-self:center}.crop-stage img{display:block;pointer-events:none}.crop-box{position:absolute;border:2px solid var(--brand);box-shadow:0 0 0 9999px #0c121e80;cursor:move;box-sizing:border-box;border-radius:2px}.crop-badge{position:absolute;top:-24px;left:0;background:var(--brand);color:#fff;font-size:11px;font-weight:600;padding:2px 7px;border-radius:5px;white-space:nowrap}.error-lines{background:var(--surface-2);border-radius:var(--radius-sm);padding:12px;font-family:var(--mono);font-size:12.5px;display:flex;flex-direction:column;gap:2px;overflow-x:auto}.error-lines-title{font-family:var(--sans);font-size:13px;font-weight:600;color:var(--bad);margin-bottom:6px}.code-line{display:flex;gap:10px;padding:2px 6px;border-radius:4px;white-space:pre}.code-line.bad{background:#fdecec;color:var(--bad)}.code-no{color:var(--text-3);min-width:26px;text-align:right;-webkit-user-select:none;user-select:none}.file-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px;max-height:360px;overflow-y:auto}.file-list li{display:flex;align-items:center;gap:12px;padding:10px 12px;background:var(--surface-2);border-radius:var(--radius-sm);font-size:13px}.file-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:550}.file-meta{color:var(--text-3);font-size:12px;white-space:nowrap}.pos-grid{display:grid;grid-template-columns:repeat(3,36px);grid-template-rows:repeat(3,36px);gap:4px}.pos-cell{border:1px solid var(--border-strong);background:var(--surface);border-radius:6px;cursor:pointer;transition:all .14s}.pos-cell:hover{border-color:var(--brand)}.pos-cell.on{background:var(--brand);border-color:var(--brand)}.kv-list{display:flex;flex-direction:column;gap:8px}.kv{display:flex;align-items:center;gap:12px;background:var(--surface-2);border-radius:var(--radius-sm);padding:11px 14px;font-size:13.5px}.kv>span{color:var(--text-3);min-width:84px;flex-shrink:0;font-size:13px}.kv>strong{font-family:var(--mono);font-size:13px;font-weight:550;word-break:break-all;flex:1}.color-head{display:flex;gap:20px;align-items:flex-start}.color-swatch{width:120px;height:120px;border-radius:var(--radius);border:1px solid var(--border);flex-shrink:0}.color-head .controls{flex:1}.profit-card{background:linear-gradient(135deg,#f4f7ff,#eef3ff);border:1px solid #dbe6ff;border-radius:var(--radius);padding:20px;display:flex;flex-direction:column;gap:18px}.profit-main{display:flex;flex-direction:column;gap:2px}.profit-main span{font-size:13px;color:var(--text-2)}.profit-main strong{font-size:32px;font-weight:700;letter-spacing:-.02em}.profit-main strong.good{color:var(--good)}.profit-main strong.bad{color:var(--bad)}.profit-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:14px}.profit-grid>div{display:flex;flex-direction:column;gap:2px}.profit-grid span{font-size:12px;color:var(--text-2)}.profit-grid strong{font-size:17px;font-weight:650}.qr-result{display:flex;justify-content:center;padding:16px;background:var(--surface-2);border-radius:var(--radius)}.qr-result img{border-radius:8px}@media(max-width:720px){.hero h1{font-size:25px}.panel{padding:18px;border-radius:var(--radius)}.tool-title{font-size:22px}.grid-2{grid-template-columns:1fr}.preview-row,.color-head{flex-direction:column}.preview-img{width:100%;height:180px}.color-swatch{width:100%;height:80px}.kv>span{min-width:70px}.brand-text small{display:none}.nav{gap:14px;font-size:13px}.compare-delta{margin-left:0}}.market-table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius);max-height:520px;overflow-y:auto}.market-table{width:100%;border-collapse:collapse;font-size:13px;min-width:620px}.market-table th,.market-table td{padding:9px 12px;text-align:left;border-bottom:1px solid var(--border);white-space:nowrap}.market-table thead th{background:var(--surface-2);font-weight:620;color:var(--text-2);position:sticky;top:0;z-index:1}.market-table tbody tr:hover{background:var(--brand-soft)}.market-table tbody tr:last-child td{border-bottom:0}.market-table .num{text-align:right;font-variant-numeric:tabular-nums}.market-table .strong{font-weight:620}.accent{color:var(--brand);font-weight:650}.platform-cell{font-weight:550}.muted{color:var(--text-3);font-size:12px}.profit-sub{font-size:12px;color:var(--text-2)}.cost-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}.cost-list li{display:flex;align-items:center;gap:10px;font-size:13px;padding:8px 12px;background:var(--surface-2);border-radius:var(--radius-sm)}.cost-name{flex:1;color:var(--text-2)}.cost-value{font-variant-numeric:tabular-nums;font-weight:600}.cost-pct{width:54px;text-align:right;color:var(--text-3);font-size:12px}.verify-box{display:flex;flex-direction:column;gap:4px;border-radius:var(--radius-sm);padding:14px 16px;font-size:13px}.verify-box strong{font-size:14px}.verify-box.ok{background:var(--good-soft);color:var(--good)}.verify-box.bad{background:#fdecec;color:var(--bad)}.verify-box span{color:var(--text-2)}