[data-astro-cid-pqsy5et5]{margin:0;padding:0;box-sizing:border-box}html,body{overflow-x:hidden;height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;color:#1f2937;background:linear-gradient(135deg,#f8fafc,#e0f2fe,#e8f4f8);min-height:100vh;display:flex;flex-direction:column;overflow-y:auto;position:relative;transition:all .3s ease}.dark body{color:#f9fafb;background:linear-gradient(135deg,#0f172a,#1e293b,#334155)}.container[data-astro-cid-pqsy5et5]{max-width:1200px;margin:0 auto;padding:0 20px}.main[data-astro-cid-pqsy5et5]{flex:1}.hero[data-astro-cid-pqsy5et5]{text-align:center;padding:4rem 0 2rem;position:relative;background:linear-gradient(135deg,#f0f9ff,#e0f2fe);transition:background .3s ease}.dark .hero[data-astro-cid-pqsy5et5]{background:linear-gradient(135deg,#1e293b,#0f172a)}.hero[data-astro-cid-pqsy5et5]:before{content:"";position:absolute;top:0;left:50%;transform:translate(-50%);width:300px;height:300px;background:radial-gradient(circle,rgba(59,130,246,.1) 0%,transparent 70%);border-radius:50%;z-index:-1;transition:background .3s ease}.dark .hero[data-astro-cid-pqsy5et5]:before{background:radial-gradient(circle,rgba(96,165,250,.15) 0%,transparent 70%)}.breadcrumb[data-astro-cid-pqsy5et5]{display:flex;justify-content:center;gap:.5rem;margin-bottom:2rem;font-size:.9rem;color:#64748b;transition:color .3s ease}.dark .breadcrumb[data-astro-cid-pqsy5et5]{color:#94a3b8}.breadcrumb[data-astro-cid-pqsy5et5] a[data-astro-cid-pqsy5et5]{color:#2563eb;text-decoration:none;transition:color .3s ease}.dark .breadcrumb[data-astro-cid-pqsy5et5] a[data-astro-cid-pqsy5et5]{color:#60a5fa}.breadcrumb[data-astro-cid-pqsy5et5] a[data-astro-cid-pqsy5et5]:hover{text-decoration:underline}.hero[data-astro-cid-pqsy5et5] h1[data-astro-cid-pqsy5et5]{font-size:clamp(3rem,8vw,4.5rem);font-weight:900;margin-bottom:1.5rem;line-height:1.1;transition:color .3s ease}.hero[data-astro-cid-pqsy5et5] .title-main[data-astro-cid-pqsy5et5]{display:block;color:#1f2937;transition:color .3s ease}.dark .hero[data-astro-cid-pqsy5et5] .title-main[data-astro-cid-pqsy5et5]{color:#f9fafb}.hero[data-astro-cid-pqsy5et5] .title-highlight[data-astro-cid-pqsy5et5]{display:block;background:linear-gradient(135deg,#2563eb,#8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;transition:all .3s ease}.dark .hero[data-astro-cid-pqsy5et5] .title-highlight[data-astro-cid-pqsy5et5]{background:linear-gradient(135deg,#60a5fa,#a78bfa);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero[data-astro-cid-pqsy5et5] p[data-astro-cid-pqsy5et5]{font-size:1.25rem;color:#64748b;max-width:800px;margin:0 auto 3rem;line-height:1.7;transition:color .3s ease}.dark .hero[data-astro-cid-pqsy5et5] p[data-astro-cid-pqsy5et5]{color:#cbd5e1}.exam-badges[data-astro-cid-pqsy5et5]{display:flex;justify-content:center;gap:1.5rem;flex-wrap:wrap;margin-bottom:2rem}.exam-badge[data-astro-cid-pqsy5et5]{background:#fff;padding:.75rem 1.5rem;border-radius:25px;box-shadow:0 4px 15px #0000001a;border:2px solid #e2e8f0;font-weight:600;color:#2563eb;transition:all .3s ease}.exam-badge[data-astro-cid-pqsy5et5]:hover{transform:translateY(-2px);box-shadow:0 8px 20px #00000026;border-color:#2563eb}.dark .exam-badge[data-astro-cid-pqsy5et5]{background:#1e293b;border-color:#334155;color:#60a5fa}.dark .exam-badge[data-astro-cid-pqsy5et5]:hover{border-color:#60a5fa}.features-section[data-astro-cid-pqsy5et5]{padding:4rem 0;background:#ffffff80;transition:background .3s ease}.dark .features-section[data-astro-cid-pqsy5et5]{background:#0f172a80}.section-header[data-astro-cid-pqsy5et5]{text-align:center;margin-bottom:3rem}.section-header[data-astro-cid-pqsy5et5] h2[data-astro-cid-pqsy5et5]{font-size:2.5rem;font-weight:800;color:#1f2937;margin-bottom:1rem;transition:color .3s ease}.dark .section-header[data-astro-cid-pqsy5et5] h2[data-astro-cid-pqsy5et5]{color:#f9fafb}.section-header[data-astro-cid-pqsy5et5] p[data-astro-cid-pqsy5et5]{font-size:1.2rem;color:#64748b;max-width:600px;margin:0 auto;transition:color .3s ease}.dark .section-header[data-astro-cid-pqsy5et5] p[data-astro-cid-pqsy5et5]{color:#cbd5e1}.features-grid[data-astro-cid-pqsy5et5]{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:2rem;margin-top:3rem}.feature-card[data-astro-cid-pqsy5et5]{background:#fff;padding:2.5rem;border-radius:16px;box-shadow:0 4px 20px #00000014;border:1px solid #f1f5f9;transition:all .3s ease;position:relative;overflow:hidden}.feature-card[data-astro-cid-pqsy5et5]:hover{transform:translateY(-5px);box-shadow:0 12px 40px #00000026}.dark .feature-card[data-astro-cid-pqsy5et5]{background:#1e293b;border-color:#334155;box-shadow:0 4px 20px #0003}.dark .feature-card[data-astro-cid-pqsy5et5]:hover{box-shadow:0 12px 40px #0006}.feature-card[data-astro-cid-pqsy5et5]:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#2563eb,#8b5cf6);transition:background .3s ease}.dark .feature-card[data-astro-cid-pqsy5et5]:before{background:linear-gradient(90deg,#60a5fa,#a78bfa)}.feature-icon[data-astro-cid-pqsy5et5]{width:80px;height:80px;border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:2rem;margin-bottom:1.5rem;transition:transform .3s ease}.feature-card[data-astro-cid-pqsy5et5]:hover .feature-icon[data-astro-cid-pqsy5et5]{transform:scale(1.1)}.icon-blue[data-astro-cid-pqsy5et5]{background:linear-gradient(135deg,#3b82f6,#2563eb)}.icon-green[data-astro-cid-pqsy5et5]{background:linear-gradient(135deg,#10b981,#059669)}.icon-purple[data-astro-cid-pqsy5et5]{background:linear-gradient(135deg,#8b5cf6,#7c3aed)}.icon-orange[data-astro-cid-pqsy5et5]{background:linear-gradient(135deg,#f59e0b,#d97706)}.icon-pink[data-astro-cid-pqsy5et5]{background:linear-gradient(135deg,#ec4899,#db2777)}.icon-indigo[data-astro-cid-pqsy5et5]{background:linear-gradient(135deg,#6366f1,#4f46e5)}.feature-card[data-astro-cid-pqsy5et5] h3[data-astro-cid-pqsy5et5]{font-size:1.5rem;font-weight:700;color:#1f2937;margin-bottom:1rem;transition:color .3s ease}.dark .feature-card[data-astro-cid-pqsy5et5] h3[data-astro-cid-pqsy5et5]{color:#f9fafb}.feature-card[data-astro-cid-pqsy5et5] p[data-astro-cid-pqsy5et5]{color:#64748b;line-height:1.6;margin-bottom:1.5rem;transition:color .3s ease}.dark .feature-card[data-astro-cid-pqsy5et5] p[data-astro-cid-pqsy5et5]{color:#cbd5e1}.feature-link[data-astro-cid-pqsy5et5]{color:#2563eb;font-weight:600;text-decoration:none;display:inline-flex;align-items:center;gap:.5rem;transition:color .3s ease}.feature-link[data-astro-cid-pqsy5et5]:hover{color:#1d4ed8}.dark .feature-link[data-astro-cid-pqsy5et5]{color:#60a5fa}.dark .feature-link[data-astro-cid-pqsy5et5]:hover{color:#3b82f6}.calculator-section[data-astro-cid-pqsy5et5]{padding:4rem 0;background:#f8fafc;transition:background .3s ease}.dark .calculator-section[data-astro-cid-pqsy5et5]{background:#0f172a}.calculator-preview[data-astro-cid-pqsy5et5]{max-width:800px;margin:0 auto;text-align:center}.calc-demo[data-astro-cid-pqsy5et5]{background:#fff;border-radius:16px;padding:2rem;box-shadow:0 10px 30px #0000001a;border:1px solid #e2e8f0;margin-bottom:2rem;transition:all .3s ease}.dark .calc-demo[data-astro-cid-pqsy5et5]{background:#1e293b;border-color:#334155;box-shadow:0 10px 30px #0000004d}.demo-screen[data-astro-cid-pqsy5et5]{background:#2d3748;border-radius:8px;padding:1.5rem;margin-bottom:1.5rem;font-family:Courier New,monospace;color:#68d391;text-align:left;transition:all .3s ease}.dark .demo-screen[data-astro-cid-pqsy5et5]{background:#1a202c;color:#86efac}.demo-line[data-astro-cid-pqsy5et5]{margin-bottom:.5rem;font-size:.9rem}.demo-input[data-astro-cid-pqsy5et5]{color:#fff}.demo-output[data-astro-cid-pqsy5et5]{color:#68d391;margin-left:2rem}.dark .demo-output[data-astro-cid-pqsy5et5]{color:#86efac}.launch-btn[data-astro-cid-pqsy5et5]{background:linear-gradient(135deg,#3b82f6,#2563eb);color:#fff;padding:1rem 2rem;border:none;border-radius:50px;font-size:1.1rem;font-weight:600;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:.5rem;transition:all .3s ease;box-shadow:0 4px 15px #3b82f64d}.launch-btn[data-astro-cid-pqsy5et5]:hover{transform:translateY(-2px);box-shadow:0 8px 25px #3b82f666}.dark .launch-btn[data-astro-cid-pqsy5et5]{background:linear-gradient(135deg,#60a5fa,#3b82f6);box-shadow:0 4px 15px #60a5fa66}.dark .launch-btn[data-astro-cid-pqsy5et5]:hover{box-shadow:0 8px 25px #60a5fa80}.strategies-section[data-astro-cid-pqsy5et5]{padding:4rem 0;background:linear-gradient(135deg,#eff6ff,#dbeafe);transition:background .3s ease}.dark .strategies-section[data-astro-cid-pqsy5et5]{background:linear-gradient(135deg,#1e293b,#0f172a)}.strategies-grid[data-astro-cid-pqsy5et5]{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-top:2rem}.strategy-card[data-astro-cid-pqsy5et5]{background:#fff;padding:2rem;border-radius:12px;box-shadow:0 4px 20px #00000014;border:1px solid #e5e7eb;transition:all .3s ease}.strategy-card[data-astro-cid-pqsy5et5]:hover{transform:translateY(-3px);box-shadow:0 8px 25px #0000001f}.dark .strategy-card[data-astro-cid-pqsy5et5]{background:#1e293b;border-color:#374151;box-shadow:0 4px 20px #0003}.dark .strategy-card[data-astro-cid-pqsy5et5]:hover{box-shadow:0 8px 25px #0000004d}.strategy-card[data-astro-cid-pqsy5et5] h4[data-astro-cid-pqsy5et5]{font-size:1.2rem;font-weight:600;color:#1f2937;margin-bottom:1rem;transition:color .3s ease}.dark .strategy-card[data-astro-cid-pqsy5et5] h4[data-astro-cid-pqsy5et5]{color:#f9fafb}.strategy-problem[data-astro-cid-pqsy5et5]{background:#f8fafc;padding:1rem;border-radius:8px;margin:1rem 0;font-family:Courier New,monospace;font-size:.9rem;border-left:4px solid #2563eb;transition:all .3s ease}.dark .strategy-problem[data-astro-cid-pqsy5et5]{background:#0f172a;border-left-color:#60a5fa}.strategy-solution[data-astro-cid-pqsy5et5]{color:#059669;font-weight:600;margin-top:.5rem}.dark .strategy-solution[data-astro-cid-pqsy5et5]{color:#34d399}.tips-section[data-astro-cid-pqsy5et5]{padding:4rem 0;background:#fff;transition:background .3s ease}.dark .tips-section[data-astro-cid-pqsy5et5]{background:#1e293b}.tips-grid[data-astro-cid-pqsy5et5]{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin-top:2rem}.tip-card[data-astro-cid-pqsy5et5]{background:#f8fafc;padding:1.5rem;border-radius:12px;border-left:4px solid #2563eb;transition:all .3s ease}.tip-card[data-astro-cid-pqsy5et5]:hover{transform:translate(5px);box-shadow:0 4px 15px #0000001a}.dark .tip-card[data-astro-cid-pqsy5et5]{background:#0f172a;border-left-color:#60a5fa}.tip-card[data-astro-cid-pqsy5et5] h5[data-astro-cid-pqsy5et5]{font-size:1rem;font-weight:600;color:#2563eb;margin-bottom:.5rem;transition:color .3s ease}.dark .tip-card[data-astro-cid-pqsy5et5] h5[data-astro-cid-pqsy5et5]{color:#60a5fa}.tip-card[data-astro-cid-pqsy5et5] p[data-astro-cid-pqsy5et5]{color:#64748b;font-size:.9rem;line-height:1.5;transition:color .3s ease}.dark .tip-card[data-astro-cid-pqsy5et5] p[data-astro-cid-pqsy5et5]{color:#cbd5e1}.cta-section[data-astro-cid-pqsy5et5]{padding:4rem 0;background:linear-gradient(135deg,#2563eb,#8b5cf6);color:#fff;text-align:center;transition:background .3s ease}.dark .cta-section[data-astro-cid-pqsy5et5]{background:linear-gradient(135deg,#1e40af,#7c3aed)}.cta-section[data-astro-cid-pqsy5et5] h2[data-astro-cid-pqsy5et5]{font-size:2.5rem;font-weight:700;margin-bottom:1rem}.cta-section[data-astro-cid-pqsy5et5] p[data-astro-cid-pqsy5et5]{font-size:1.2rem;opacity:.9;margin-bottom:2rem;max-width:600px;margin-left:auto;margin-right:auto}.btn-white[data-astro-cid-pqsy5et5]{background:#fff;color:#2563eb;padding:1rem 2rem;border:none;border-radius:50px;font-size:1.1rem;font-weight:600;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:.5rem;transition:all .3s;box-shadow:0 4px 15px #ffffff4d}.btn-white[data-astro-cid-pqsy5et5]:hover{transform:translateY(-2px);box-shadow:0 8px 25px #fff6}.dark .btn-white[data-astro-cid-pqsy5et5]{background:#f8fafc;color:#1e40af}.dark .btn-white[data-astro-cid-pqsy5et5]:hover{background:#fff;color:#1d4ed8}@media (max-width: 768px){.hero[data-astro-cid-pqsy5et5]{padding:3rem 0 1rem}.hero[data-astro-cid-pqsy5et5] h1[data-astro-cid-pqsy5et5]{font-size:2.5rem}.exam-badges[data-astro-cid-pqsy5et5]{gap:1rem}.features-grid[data-astro-cid-pqsy5et5],.strategies-grid[data-astro-cid-pqsy5et5],.tips-grid[data-astro-cid-pqsy5et5]{grid-template-columns:1fr}.section-header[data-astro-cid-pqsy5et5] h2[data-astro-cid-pqsy5et5],.cta-section[data-astro-cid-pqsy5et5] h2[data-astro-cid-pqsy5et5]{font-size:2rem}.breadcrumb[data-astro-cid-pqsy5et5]{flex-wrap:wrap;gap:.25rem}}::-webkit-scrollbar [data-astro-cid-pqsy5et5]{width:12px;background:transparent}::-webkit-scrollbar-track [data-astro-cid-pqsy5et5]{background:#0000000a;border-radius:10px;margin:4px 0}::-webkit-scrollbar-thumb [data-astro-cid-pqsy5et5]{background:#50507847;border-radius:10px;box-shadow:0 2px 8px #5050782e;transition:background .2s}::-webkit-scrollbar-thumb:hover [data-astro-cid-pqsy5et5],::-webkit-scrollbar-thumb:active [data-astro-cid-pqsy5et5]{background:linear-gradient(135deg,#6366f1 20%,#4f46e5)}[data-astro-cid-pqsy5et5]{scrollbar-width:thin;scrollbar-color:#6366f1 rgba(0,0,0,.08)}