*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--bg:#f4f4f7;--bg-card:#fff;--bg-input:#f0f0f4;--fg:#1a1a22;--fg-dim:#6b6b7a;--fg-muted:#9e9eac;--accent:#0a8f5c;--accent-dim:rgba(10,143,92,.07);--accent-border:rgba(10,143,92,.2);--red:#d4364a;--red-dim:rgba(212,54,74,.07);--amber:#c48520;--amber-dim:rgba(196,133,32,.07);--blue:#2a6fd6;--blue-dim:rgba(42,111,214,.07);--violet:#7c4ddb;--violet-dim:rgba(124,77,219,.07);--border:#e4e4ea;--border-hover:#d2d2dc;--radius:8px;--radius-lg:12px;--shadow:0 1px 3px rgba(0,0,0,.04),0 1px 2px rgba(0,0,0,.03);--shadow-hover:0 6px 20px rgba(0,0,0,.07)}html{scroll-behavior:smooth}body{font-family:Space Grotesk,sans-serif;background:var(--bg);color:var(--fg);line-height:1.5;min-height:100vh}body:before{content:"";position:fixed;inset:0;background-image:radial-gradient(circle,#c8c8d4 .5px,transparent 0);background-size:24px 24px;opacity:.3;pointer-events:none;z-index:0}.mono{font-family:JetBrains 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.25s}.tool-card:hover{box-shadow:var(--shadow-hover);border-color:var(--border-hover)}.tool-stripe{height:2px}.tool-stripe.c-accent{background:var(--accent)}.tool-stripe.c-amber{background:var(--amber)}.tool-stripe.c-blue{background:var(--blue)}.tool-stripe.c-violet{background:var(--violet)}.tool-content{padding:20px 20px 0;flex:1 1;display:flex;flex-direction:column}.tool-head{display:flex;align-items:center;gap:10px;margin-bottom:4px}.tool-num{font-family:JetBrains Mono,monospace;font-size:10px;font-weight:600;color:var(--fg-muted);background:var(--bg-input);padding:2px 7px;border-radius:4px;flex-shrink:0}.tool-title{font-size:14.5px;font-weight:600;color:var(--fg);letter-spacing:-.2px}.tool-desc{font-size:12px;color:var(--fg-dim);margin-bottom:14px;line-height:1.55}.upload-zone{border:1.5px dashed var(--border);border-radius:var(--radius);padding:16px 12px;text-align:center;cursor:pointer;transition:all .2s;position:relative;margin-bottom:10px}.upload-zone.drag-over,.upload-zone:hover{border-color:var(--fg-muted);background:var(--bg-input)}.upload-zone:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.upload-zone .uz-row{display:flex;align-items:center;justify-content:center;gap:7px;font-size:12px;color:var(--fg-muted)}.upload-zone .uz-row i{font-size:12px}.upload-zone .uz-row strong{color:var(--fg-dim);font-weight:500}.upload-zone input[type=file]{position:absolute;inset:0;opacity:0;cursor:pointer}.file-list{margin-bottom:10px;display:flex;flex-direction:column;gap:4px}.file-item{display:flex;align-items:center;gap:8px;padding:6px 10px;background:var(--bg-input);border-radius:5px;font-size:11.5px;animation:fileIn .2s ease}@keyframes fileIn{0%{opacity:0;transform:translateY(3px)}to{opacity:1;transform:translateY(0)}}.file-item i.fi-icon{color:var(--fg-dim);font-size:12px;flex-shrink:0}.file-item .f-name{flex:1 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36px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px}.footer-notices{display:flex;flex-direction:column;gap:6px}.privacy-line{font-size:11.5px;color:var(--fg-muted);display:flex;align-items:center;gap:7px}.privacy-line i{color:var(--accent);font-size:11px}.privacy-line.warn i{color:var(--amber)}.footer-ver{font-size:10.5px;color:var(--fg-muted);font-family:JetBrains Mono,monospace;opacity:.4}@media (max-width:680px){footer{flex-direction:column;align-items:flex-start}.tool-content{padding:16px 16px 0}.tool-footer{padding:12px 16px 16px}.wrapper{padding:0 14px}}.spin{display:inline-block;width:13px;height:13px;border:1.5px solid hsla(0,0%,100%,.3);border-top-color:#fff;border-radius:50%;animation:sp .6s linear infinite}@keyframes sp{to{transform:rotate(1turn)}}@media (prefers-reduced-motion:reduce){*,:after,:before{animation-duration:.01ms!important;transition-duration:.01ms!important}}