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#4f46e526}.search-input::-webkit-search-cancel-button{display:none}.search-clear{position:absolute;right:8px;top:50%;transform:translateY(-50%);width:26px;height:26px;background:var(--bg);color:var(--muted);border:none;border-radius:50%;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;font-size:12px}.search-clear:hover{background:var(--border);color:var(--text)}mark.search-match{background:#fef08a;color:inherit;padding:0 2px;border-radius:3px}.topic-picker{max-width:520px;margin:24px auto 0}.topic-picker h2{margin:0 0 6px;font-size:24px;text-align:center}.topic-picker>.muted{text-align:center;margin:0 0 20px}.topic-choice{width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px 18px;cursor:pointer;font-size:16px;font-weight:500;color:var(--text);transition:border-color 80ms ease,transform 60ms ease,box-shadow 80ms ease}.topic-choice:hover{border-color:var(--primary);box-shadow:var(--shadow)}.topic-choice:active{transform:translateY(1px)}.topic-choice.all{background:var(--primary);color:var(--primary-text);border-color:var(--primary);margin-bottom:12px}.topic-choice.all:hover{background:var(--primary-dark);border-color:var(--primary-dark)}.topic-choice-label{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:left}.topic-choice-count{flex-shrink:0;background:#0f172a14;padding:3px 12px;border-radius:12px;font-size:13px;font-weight:600}.topic-choice.all .topic-choice-count{background:#ffffff40;color:var(--primary-text)}.topic-choice-list{display:flex;flex-direction:column;gap:8px}.topic-group{margin:8px 0 18px}.topic-header{display:flex;align-items:center;gap:8px;width:100%;background:transparent;border:none;padding:8px 4px;margin-bottom:8px;text-align:left;cursor:pointer;font-size:13px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;color:var(--muted);border-bottom:1px solid var(--border)}.topic-header:hover{color:var(--text)}.topic-caret{display:inline-block;transition:transform .12s ease;font-size:12px;color:var(--subtle)}.topic-caret.collapsed{transform:rotate(-90deg)}.topic-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text);text-transform:none;letter-spacing:normal;font-size:15px}.topic-count{font-size:12px;font-weight:600;background:var(--bg);color:var(--subtle);padding:2px 10px;border-radius:10px}.toast{background:var(--card);border:1px solid var(--success);color:var(--success);padding:10px 14px;border-radius:var(--radius);font-size:14px;margin-bottom:12px}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:16px}.tab{background:transparent;border:none;padding:10px 14px;margin-bottom:-1px;font-size:14.5px;font-weight:600;color:var(--muted);cursor:pointer;border-bottom:2px solid transparent;display:inline-flex;align-items:center;gap:8px}.tab:hover{color:var(--text)}.tab.active{color:var(--primary);border-bottom-color:var(--primary)}.tab-count{font-size:12px;font-weight:600;background:var(--bg);color:var(--subtle);padding:1px 8px;border-radius:10px;min-width:18px;text-align:center}.tab.active .tab-count{background:#4f46e51f;color:var(--primary)}.files-section{margin-top:0}.file-row{display:flex;align-items:center;gap:12px;padding:14px 16px}.file-link{flex:1;display:flex;align-items:center;gap:12px;color:inherit;text-decoration:none;min-width:0}.file-link:hover .file-name{color:var(--primary)}.file-icon{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;background:#ef44441a;color:#b91c1c;border-radius:8px;font-size:11px;font-weight:800;letter-spacing:.5px}.file-name{flex:1;min-width:0;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-size{flex-shrink:0;font-size:13px}.fmt-block{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:14px;margin:14px 0}.fmt-head{display:flex;align-items:center;gap:10px;margin-bottom:10px}.fmt-tag{display:inline-block;font-size:11px;letter-spacing:.5px;font-weight:700;text-transform:uppercase;background:var(--primary);color:var(--primary-text);padding:3px 8px;border-radius:6px}.fmt-head .muted{font-size:13px}.fmt-rules{margin:10px 0 0;padding-left:18px;font-size:13.5px;color:var(--muted);line-height:1.55}.fmt-rules li{margin-bottom:4px}.fmt-rules code,.modal code{background:#0f172a0f;color:var(--text);padding:1px 6px;border-radius:4px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.5px}.code{background:#0f172a;color:#e2e8f0;padding:12px 14px;border-radius:8px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.5px;line-height:1.5;overflow-x:auto;margin:0;white-space:pre}.auth-wrap{max-width:380px;margin:64px auto 0}.auth-wrap h1{text-align:center;font-size:28px;margin-bottom:24px;letter-spacing:-.5px}.auth-wrap .card{padding:24px}.auth-wrap .switch{text-align:center;margin-top:16px;font-size:14px;color:var(--muted)}.landing{max-width:460px;margin:32px auto 0;display:flex;flex-direction:column;gap:36px}.landing .auth-wrap{max-width:460px;margin:0 auto}.landing .auth-wrap .card{padding:32px 28px}.landing .auth-wrap .input{padding:14px 16px;font-size:16px;min-height:48px}.landing .auth-wrap .btn{min-height:52px;font-size:16px}.landing .auth-wrap .label{font-size:14px}.landing .auth-wrap .switch{font-size:15px;margin-top:18px}.hero{text-align:center}.hero-title{font-size:44px;font-weight:800;letter-spacing:-1.5px;margin:8px 0 12px;color:var(--text)}.hero-title span{color:var(--primary)}.hero-tagline{font-size:17px;color:var(--muted);margin:0 0 20px;line-height:1.45}.hero-bullets{list-style:none;padding:0;margin:0;text-align:left;display:inline-block}.hero-bullets li{font-size:14.5px;color:var(--muted);margin-bottom:8px;padding-left:22px;position:relative}.hero-bullets li:before{content:"✓";color:var(--primary);font-weight:700;position:absolute;left:0;top:0}.hero-bullets li strong{color:var(--text);font-weight:600}.spinner{display:inline-block;width:20px;height:20px;border:2.5px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.center-screen{min-height:60vh;display:flex;align-items:center;justify-content:center}