@import url(https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap);@import url(https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@20..48,100..700,0..1,-50..200);:root{--bg:#f8f9fa;--surface:#fff;--surface-light:#f3f4f5;--surface-hover:#e7e8e9;--border:#e1e3e4;--border-light:#c2c6d4;--accent:#003f87;--accent-dim:#0056b3;--accent-glow:#003f8714;--secondary:#006a6a;--secondary-container:#90efef;--success:#15803d;--success-bg:#15803d14;--warning:#b45309;--warning-bg:#b4530914;--danger:#ba1a1a;--danger-bg:#ba1a1a14;--text:#191c1d;--text-dim:#424752;--text-muted:#727784;--high-yield:#b45309;--critical:#ba1a1a;--important:#c2410c;--good-to-know:#003f87;--gold:#003f87;--gold-glow:#003f8714;--shadow-sm:0 1px 4px #191c1d0f;--shadow-md:0 4px 16px #191c1d14;--shadow-lg:0 12px 32px #191c1d1a;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:24px}*{box-sizing:border-box;margin:0;padding:0}body{-webkit-font-smoothing:antialiased;background:#fff;color:#191c1d;color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,SF Pro Text,sans-serif;line-height:1.5}h1,h2,h3,h4{font-family:Manrope,sans-serif}.app-container{display:flex;flex-direction:column;min-height:100vh}.header{align-items:center;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);background:#ffffffd9;border-bottom:1px solid #e5e5e7;box-shadow:none;display:flex;gap:14px;height:64px;padding:0 28px;position:sticky;top:0;z-index:100}.header-logo{flex-shrink:0}.header h1{color:#1d1d1f;font-family:Manrope,sans-serif;font-size:18px;font-weight:700;letter-spacing:-.4px}.file-name{background:#f5f5f7;border-radius:20px;color:#6e6e73;margin-left:auto;max-width:260px;overflow:hidden;padding:4px 12px;text-overflow:ellipsis;white-space:nowrap}.file-name,.reset-btn{border:1px solid 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#191c1d14;box-shadow:var(--shadow-md);transform:translateY(-3px)}.upload-icon{align-items:center;background:#003f8714;background:var(--accent-glow);border:1px solid #003f871f;border-radius:16px;border-radius:var(--radius-lg);display:flex;font-size:28px;height:64px;justify-content:center;margin:0 auto 20px;width:64px}.upload-zone h2{color:#191c1d;color:var(--text);font-family:Manrope,sans-serif;font-size:22px;font-weight:800;letter-spacing:-.3px;margin-bottom:8px}.upload-zone p{color:#424752;color:var(--text-dim);font-size:14px;line-height:1.65}.supported{color:#727784;color:var(--text-muted);font-size:10px;font-weight:600;letter-spacing:1.5px;margin-top:18px;text-transform:uppercase}.api-key-section{background:#fff;background:var(--surface);border:1px solid #e1e3e4;border:1px solid var(--border);border-radius:16px;border-radius:var(--radius-lg);box-shadow:0 1px 4px #191c1d0f;box-shadow:var(--shadow-sm);max-width:560px;padding:22px 24px;width:100%}.api-key-section label{color:#727784;color:var(--text-muted);display:block;font-family:Inter,sans-serif;font-size:11px;font-weight:700;letter-spacing:1.2px;margin-bottom:10px;text-transform:uppercase}.api-key-row{display:flex;gap:8px}.api-key-input{background:#f3f4f5;background:var(--surface-light);border:1.5px solid #e1e3e4;border:1.5px solid var(--border);border-radius:8px;border-radius:var(--radius-sm);color:#191c1d;color:var(--text);flex:1 1;font-family:JetBrains Mono,monospace;font-size:13px;outline:none;padding:10px 14px;transition:border-color .2s,box-shadow .2s}.api-key-input:focus{border-color:#003f87;border-color:var(--accent);box-shadow:0 0 0 3px #003f8714;box-shadow:0 0 0 3px var(--accent-glow)}.api-key-input::placeholder{color:#727784;color:var(--text-muted)}.api-key-save{background:#003f87;background:var(--accent);border:none;border-radius:8px;border-radius:var(--radius-sm);color:#fff;cursor:pointer;font-family:Inter,sans-serif;font-size:13px;font-weight:700;padding:10px 20px;transition:opacity .2s,transform .15s}.api-key-save:hover{opacity:.88}.api-key-save:active{transform:scale(.97)}.api-key-note{color:#727784;color:var(--text-muted);font-size:11px;line-height:1.6;margin-top:10px}.api-key-status{font-size:12px;font-weight:600;margin-top:8px}.api-key-status.saved{color:#15803d;color:var(--success)}.api-key-status.missing{color:#ba1a1a;color:var(--danger)}.processing{align-items:center;display:flex;flex:1 1;flex-direction:column;justify-content:center;padding:60px 20px}.spinner{animation:spin .75s linear infinite;border:3px solid #e1e3e4;border-top-color:#003f87;border:3px solid var(--border);border-radius:50%;border-top-color:var(--accent);height:44px;margin-bottom:24px;width:44px}@keyframes spin{to{transform:rotate(1turn)}}.processing h3{color:#191c1d;color:var(--text);font-family:Manrope,sans-serif;font-size:18px;font-weight:700;margin-bottom:6px}.step{color:#727784;color:var(--text-muted);font-size:13px}.progress-steps{display:flex;flex-direction:column;gap:10px;margin-top:32px;min-width:280px}.progress-step{align-items:center;background:#fff;background:var(--surface);border:1px solid #e1e3e4;border:1px solid var(--border);border-radius:12px;border-radius:var(--radius-md);color:#727784;color:var(--text-muted);display:flex;font-size:13px;font-weight:500;gap:10px;padding:10px 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.2s;white-space:nowrap}.tab-btn:hover{background:#f3f4f5;background:var(--surface-light);color:#191c1d;color:var(--text)}.tab-btn.active{background:#003f8714;background:var(--accent-glow);color:#003f87;color:var(--accent);font-weight:700}.content{display:flex;flex:1 1;flex-direction:column;min-height:0;padding:20px 32px;width:100%}.filter-bar{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:20px}.filter-chip{background:#fff;background:var(--surface);border:1.5px solid #e1e3e4;border:1.5px solid var(--border);border-radius:20px;color:#424752;color:var(--text-dim);cursor:pointer;font-family:Inter,sans-serif;font-size:12px;font-weight:600;padding:6px 14px;transition:all .2s}.filter-chip:hover{color:#003f87;color:var(--accent)}.filter-chip.active,.filter-chip:hover{border-color:#003f87;border-color:var(--accent)}.filter-chip.active{background:#003f87;background:var(--accent);box-shadow:0 2px 8px #003f8733;color:#fff}.fc-fullscreen-wrap{display:flex;flex:1 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var(--border);border-radius:12px;border-radius:var(--radius-md);color:#424752;color:var(--text-dim);cursor:pointer;font-family:Manrope,sans-serif;font-size:13px;font-weight:700;padding:11px 24px;transition:all .2s;white-space:nowrap}.fc-nav-btn:hover:not(:disabled){background:#003f8714;background:var(--accent-glow);border-color:#003f87;border-color:var(--accent);color:#003f87;color:var(--accent)}.fc-nav-btn:disabled{cursor:not-allowed;opacity:.35}.fc-dot-row{display:flex;flex:1 1;flex-wrap:wrap;gap:6px;justify-content:center}.fc-dot{background:#c2c6d4;background:var(--border-light);border-radius:50%;cursor:pointer;flex-shrink:0;height:8px;transition:all .2s;width:8px}.fc-dot.active{background:#003f87;background:var(--accent);transform:scale(1.35)}.fc-dot:hover{background:#0056b3;background:var(--accent-dim)}.fc-hy{background:#b453091a;border-radius:20px;color:#b45309;color:var(--high-yield);font-size:10px;font-weight:700;letter-spacing:.5px;padding:4px 10px;text-transform:uppercase;white-space:nowrap}.ct{border:1px solid #e1e3e4;border:1px solid var(--border);border-collapse:initial;border-radius:12px;border-radius:var(--radius-md);border-spacing:0;box-shadow:0 1px 4px #191c1d0f;box-shadow:var(--shadow-sm);font-size:13px;overflow:hidden;width:100%}.ct th{background:#f3f4f5;background:var(--surface-light);border-bottom:2px solid #e1e3e4;border-bottom:2px solid var(--border);color:#727784;color:var(--text-muted);font-family:Inter,sans-serif;font-size:10.5px;font-weight:700;letter-spacing:.8px;text-align:left;text-transform:uppercase}.ct td,.ct th{padding:12px 16px}.ct td{background:#fff;background:var(--surface);border-bottom:1px solid #e1e3e4;border-bottom:1px solid var(--border);line-height:1.55}.ct tr:last-child td{border-bottom:none}.ct tr:hover td{background:#f3f4f5;background:var(--surface-light)}.ct td.hl{background:#003f8714;background:var(--accent-glow);color:#003f87;color:var(--accent);font-weight:600}.t-summary{background:#f3f4f5;background:var(--surface-light);border-left:3px solid #003f87;border-left:3px solid var(--accent);color:#424752;color:var(--text-dim);font-style:italic;margin-top:10px;padding:12px 16px}.et,.t-summary{border-radius:12px;border-radius:var(--radius-md);font-size:13px}.et{border:1px solid #e1e3e4;border:1px solid var(--border);border-collapse:initial;border-spacing:0;box-shadow:0 1px 4px #191c1d0f;box-shadow:var(--shadow-sm);overflow:hidden;width:100%}.et th{background:#f3f4f5;background:var(--surface-light);border-bottom:2px solid #e1e3e4;border-bottom:2px solid var(--border);color:#727784;color:var(--text-muted);font-family:Inter,sans-serif;font-size:10.5px;font-weight:700;letter-spacing:.8px;text-align:left;text-transform:uppercase}.et td,.et th{padding:12px 16px}.et td{background:#fff;background:var(--surface);border-bottom:1px solid #e1e3e4;border-bottom:1px solid var(--border);line-height:1.55}.et tr:last-child td{border-bottom:none}.et tr.p-critical{border-left:4px solid #ba1a1a;border-left:4px solid var(--critical)}.et tr.p-important{border-left:4px solid #c2410c;border-left:4px solid var(--important)}.et tr.p-good-to-know{border-left:4px solid #003f87;border-left:4px solid var(--good-to-know)}.eb{border-radius:20px;display:inline-block;font-size:9px;font-weight:700;letter-spacing:.4px;margin:2px;padding:2px 8px;text-transform:uppercase}.eb.trap{background:#ba1a1a14;background:var(--danger-bg);color:#ba1a1a;color:var(--danger)}.eb.rf{background:#b4530914;background:var(--warning-bg);color:#c2410c;color:var(--important)}.eb.cue{background:#003f8714;background:var(--accent-glow);color:#003f87;color:var(--accent)}.exam-pearls{background:#b453090d;border:1px solid #b4530926;border-radius:12px;border-radius:var(--radius-md);margin-top:12px;padding:16px 18px}.exam-pearls 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var(--border);display:flex;flex-wrap:wrap;gap:6px;margin-top:16px;padding-top:16px}.tr-btn{background:#fff;background:var(--surface);border:1.5px solid #e1e3e4;border:1.5px solid var(--border);border-radius:20px;color:#424752;color:var(--text-dim);cursor:pointer;font-family:Inter,sans-serif;font-size:11px;font-weight:600;padding:7px 13px;transition:all .2s}.tr-btn:hover{background:#003f8714;background:var(--accent-glow);border-color:#003f87;border-color:var(--accent);color:#003f87;color:var(--accent)}.tr-btn:disabled{cursor:not-allowed;opacity:.4}.shimmer{animation:shimmer 1.4s linear infinite;background:linear-gradient(110deg,#f3f4f5 8%,#e7e8e9 18%,#f3f4f5 33%);background:linear-gradient(110deg,var(--surface-light) 8%,var(--surface-hover) 18%,var(--surface-light) 33%);background-size:200% 100%;border-radius:12px;border-radius:var(--radius-md);height:180px}@keyframes shimmer{to{background-position:-200% 0}}.tr-result{background:#f3f4f5;background:var(--surface-light);border:1px solid 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