:root{--ink:#14213d;--muted:#647188;--paper:#fffdf8;--blue:#3156e8;--blue-dark:#203fbd;--blue-soft:#e9edff;--line:#dce2ed;--mint:#dff7ec;--green:#24895d;--red:#d94343;--red-dark:#b72f35;--red-soft:#fff0f0;--shadow:0 22px 70px #23325617}*{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--ink);background:radial-gradient(circle at 8% 4%,#ffd28f52,#0000 24rem),radial-gradient(circle at 92% 82%,#758fff29,#0000 27rem),#f5f7fb;margin:0;font-family:Arial,Helvetica,sans-serif}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed}button:focus-visible,a:focus-visible,select:focus-visible{outline-offset:3px;outline:3px solid #f3a83b}.app-shell{min-height:100vh;padding:0 28px 34px}.site-header{justify-content:space-between;align-items:center;gap:20px;width:min(1180px,100%);height:84px;margin:0 auto;display:flex}.brand{color:var(--ink);letter-spacing:-.03em;align-items:center;gap:12px;font-size:20px;font-weight:800;text-decoration:none;display:inline-flex}.brand-mark{flex:none;width:30px;height:34px;position:relative}.brand-mark span{border:2px solid var(--ink);background:#fff;border-radius:5px;width:23px;height:28px;position:absolute}.brand-mark span:first-child{top:0;left:1px;transform:rotate(-6deg)}.brand-mark span:last-child{border-color:var(--blue);background:#cdd8ff;bottom:0;right:0}.header-actions{align-items:center;gap:10px;display:flex}.privacy-pill{color:#286349;background:#f7fffbe0;border:1px solid #ccebdd;border-radius:999px;align-items:center;gap:9px;padding:10px 14px;font-size:13px;font-weight:700;display:flex}.privacy-dot{width:8px;height:8px;box-shadow:0 0 0 4px var(--mint);background:#2fa872;border-radius:50%}.quiet-button{border:1px solid var(--line);min-height:40px;color:var(--ink);background:#ffffffd1;border-radius:11px;padding:0 15px;font-size:13px;font-weight:750}.quiet-button:hover{background:#fff;border-color:#b5c0d4}.hero{text-align:center;width:min(920px,100%);margin:58px auto 0}.eyebrow,.section-label{color:var(--blue);letter-spacing:.18em;font-size:12px;font-weight:800}.hero h1{letter-spacing:-.065em;max-width:760px;margin:17px auto 18px;font-size:clamp(42px,7vw,74px);line-height:.98}.hero>p{max-width:620px;color:var(--muted);margin:0 auto;font-size:18px;line-height:1.65}.error-banner{background:var(--red-soft);color:#8f2d34;text-align:left;border:1px solid #f0b6ba;border-radius:13px;grid-template-columns:auto 1fr auto;align-items:center;gap:11px;max-width:720px;margin:27px auto -23px;padding:13px 14px;font-size:14px;display:grid}.error-symbol{background:#fbd5d8;border-radius:50%;place-items:center;width:25px;height:25px;font-weight:850;display:grid}.error-banner button{color:#8f2d34;text-underline-offset:3px;background:0 0;border:0;border-radius:8px;padding:7px 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p{color:var(--muted);margin:8px 0 21px;font-size:15px}.primary-button{background:var(--blue);color:#fff;border:0;border-radius:13px;min-height:50px;padding:0 25px;font-weight:800;transition:background .16s,transform .16s;box-shadow:0 9px 20px #3156e83d}.primary-button:hover{background:var(--blue-dark);transform:translateY(-1px)}.file-hint{color:#8792a6;margin-top:14px;font-size:12px;display:block}.feature-row{color:#58657c;text-align:left;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:25px;font-size:13px;display:grid}.feature-row span{padding:13px 2px}.feature-row b{color:var(--blue);margin-right:8px;font-size:11px}.loading-panel{border-style:solid;border-color:var(--line);flex-direction:column;justify-content:center;align-items:center;display:flex}.spinner,.button-spinner{border-radius:50%;animation:.85s linear infinite spin;display:inline-block}.spinner{border:4px solid var(--blue-soft);border-top-color:var(--blue);width:42px;height:42px;margin-bottom:21px}.loading-pages{gap:9px;margin-top:8px;display:flex}.loading-pages span{background:linear-gradient(100deg,#edf0f5 25%,#f8f9fb 45%,#edf0f5 65%) 0 0/240% 100%;border-radius:5px;width:34px;height:46px;animation:1.4s ease-in-out infinite shimmer}.loading-pages span:nth-child(2){animation-delay:.1s}.loading-pages span:nth-child(3){animation-delay:.2s}.loading-pages span:nth-child(4){animation-delay:.3s}.workspace{width:min(1240px,100%);margin:42px auto 0;padding-bottom:18px}.workspace-heading{justify-content:space-between;align-items:flex-end;gap:28px;display:flex}.file-title-group{min-width:0}.file-title-group h1{letter-spacing:-.055em;text-overflow:ellipsis;white-space:nowrap;max-width:860px;margin:9px 0 5px;font-size:clamp(30px,4.4vw,54px);line-height:1.03;overflow:hidden}.file-title-group p{color:var(--muted);margin:0;font-size:14px}.document-count{text-align:right;background:#fffc;border:1px solid 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