@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap";*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--blue-50:#eff6ff;--blue-100:#dbeafe;--blue-200:#bfdbfe;--blue-500:#3b82f6;--blue-600:#2563eb;--blue-700:#1d4ed8;--blue-800:#1e40af;--blue-900:#1e3a8a;--slate-50:#f8fafc;--slate-100:#f1f5f9;--slate-200:#e2e8f0;--slate-300:#cbd5e1;--slate-400:#94a3b8;--slate-500:#64748b;--slate-600:#475569;--slate-700:#334155;--slate-800:#1e293b;--slate-900:#0f172a;--white:#fff;--font:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--radius:12px;--radius-sm:8px;--shadow-sm:0 1px 3px #00000014, 0 1px 2px #0000000a;--shadow:0 4px 16px #00000014, 0 2px 6px #0000000a;--shadow-lg:0 10px 40px #0000001a, 0 4px 12px #0000000f}html{scroll-behavior:smooth}body{font-family:var(--font);background:var(--slate-50);color:var(--slate-800);-webkit-font-smoothing:antialiased;line-height:1.6}.app{flex-direction:column;min-height:100vh;display:flex}.container{width:100%;max-width:860px;margin:0 auto;padding:0 24px}.site-header{background:var(--white);border-bottom:1px solid var(--slate-200);z-index:100;box-shadow:var(--shadow-sm);position:sticky;top:0}.header-inner{justify-content:space-between;align-items:center;height:64px;display:flex}.logo{align-items:center;gap:10px;text-decoration:none;display:flex}.logo-text{color:var(--slate-900);letter-spacing:-.02em;font-size:1.25rem;font-weight:700}.header-nav{align-items:center;gap:8px;display:flex}.nav-link{color:var(--blue-700);border-radius:var(--radius-sm);border:1.5px solid var(--blue-200);padding:8px 16px;font-size:.875rem;font-weight:500;text-decoration:none;transition:all .2s}.nav-link:hover{background:var(--blue-50);border-color:var(--blue-500)}.hero{background:linear-gradient(135deg, var(--blue-700) 0%, var(--blue-800) 60%, var(--blue-900) 100%);padding:72px 0 80px;position:relative;overflow:hidden}.hero:before{content:"";pointer-events:none;background:radial-gradient(circle,#ffffff0f 0%,#0000 70%);width:600px;height:600px;position:absolute;top:-40%;right:-10%}.hero:after{content:"";pointer-events:none;background:radial-gradient(circle,#ffffff0a 0%,#0000 70%);width:400px;height:400px;position:absolute;bottom:-30%;left:-5%}.hero-inner{z-index:1;text-align:center;position:relative}.hero-badge{color:var(--blue-100);letter-spacing:.08em;text-transform:uppercase;background:#ffffff26;border:1px solid #fff3;border-radius:100px;margin-bottom:20px;padding:6px 14px;font-size:.75rem;font-weight:600;display:inline-block}.hero-title{color:var(--white);letter-spacing:-.03em;margin-bottom:16px;font-size:clamp(2rem,5vw,2.75rem);font-weight:800;line-height:1.2}.hero-subtitle{color:var(--blue-200);max-width:480px;margin-bottom:36px;margin-left:auto;margin-right:auto;font-size:1.0625rem}.search-wrapper{max-width:560px;margin:0 auto 32px}.search-box{background:var(--white);box-shadow:var(--shadow-lg);border:2px solid #0000;border-radius:14px;align-items:center;transition:border-color .2s;display:flex;position:relative}.search-box:focus-within{border-color:var(--blue-500)}.search-icon{pointer-events:none;flex-shrink:0;position:absolute;left:18px}.search-input{width:100%;font-size:1rem;font-family:var(--font);color:var(--slate-800);background:0 0;border:none;border-radius:14px;outline:none;padding:16px 48px 16px 52px}.search-input::placeholder{color:var(--slate-400)}.search-clear{cursor:pointer;background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;padding:4px;transition:background .2s;display:flex;position:absolute;right:16px}.search-clear:hover{background:var(--slate-100)}.search-results-count{color:var(--blue-200);text-align:left;margin-top:10px;padding:0 4px;font-size:.875rem}.category-pills{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.pill{color:var(--white);font-size:.875rem;font-weight:500;font-family:var(--font);cursor:pointer;background:#ffffff1f;border:1.5px solid #fff3;border-radius:100px;align-items:center;gap:6px;padding:8px 16px;transition:all .2s;display:flex}.pill:hover{background:#ffffff38;border-color:#fff6;transform:translateY(-1px)}.faq-main{flex:1;padding:56px 0 80px}.category-section{margin-bottom:48px}.category-header{border-bottom:2px solid var(--blue-100);align-items:center;gap:12px;margin-bottom:16px;padding-bottom:14px;display:flex}.category-icon{font-size:1.375rem;line-height:1}.category-title{color:var(--slate-900);letter-spacing:-.02em;flex:1;font-size:1.25rem;font-weight:700}.category-count{color:var(--blue-700);background:var(--blue-50);border:1px solid var(--blue-200);border-radius:100px;padding:3px 10px;font-size:.75rem;font-weight:600}.accordion{flex-direction:column;gap:8px;display:flex}.accordion-item{background:var(--white);border:1.5px solid var(--slate-200);border-radius:var(--radius);transition:border-color .2s,box-shadow .2s;overflow:hidden}.accordion-item:hover{border-color:var(--blue-300);box-shadow:var(--shadow-sm)}.accordion-item.open{border-color:var(--blue-400);box-shadow:var(--shadow)}.accordion-trigger{cursor:pointer;text-align:left;width:100%;font-family:var(--font);background:0 0;border:none;justify-content:space-between;align-items:center;gap:16px;padding:18px 20px;transition:background .15s;display:flex}.accordion-trigger:hover{background:var(--slate-50)}.accordion-item.open .accordion-trigger{background:var(--blue-50)}.accordion-question{color:var(--slate-800);font-size:.9375rem;font-weight:600;line-height:1.4}.accordion-item.open .accordion-question{color:var(--blue-700)}.accordion-icon{color:var(--slate-400);flex-shrink:0;align-items:center;display:flex}.accordion-item.open .accordion-icon{color:var(--blue-600)}.accordion-body{transition:max-height .35s,opacity .25s;overflow:hidden}.accordion-answer{color:var(--slate-600);border-top:1px solid var(--blue-100);padding:16px 20px 20px;font-size:.9375rem;line-height:1.7}.empty-state{text-align:center;padding:80px 24px}.empty-icon{margin-bottom:16px;font-size:3rem}.empty-title{color:var(--slate-800);margin-bottom:12px;font-size:1.375rem;font-weight:700}.empty-text{color:var(--slate-500);margin-bottom:24px;font-size:.9375rem;line-height:1.6}.link{color:var(--blue-600);font-weight:500;text-decoration:none}.link:hover{text-decoration:underline}.btn-secondary{background:var(--white);border:1.5px solid var(--slate-300);border-radius:var(--radius-sm);font-size:.875rem;font-weight:600;font-family:var(--font);color:var(--slate-700);cursor:pointer;align-items:center;padding:10px 20px;transition:all .2s;display:inline-flex}.btn-secondary:hover{border-color:var(--blue-400);color:var(--blue-700);background:var(--blue-50)}.site-footer{background:var(--slate-900);color:var(--slate-400)}.footer-inner{grid-template-columns:auto 1fr;gap:48px;padding:56px 24px 48px;display:grid}.footer-brand{flex-direction:column;align-items:flex-start;gap:10px;display:flex}.footer-brand-name{color:var(--white);letter-spacing:-.02em;font-size:1.125rem;font-weight:700}.footer-links{grid-template-columns:repeat(3,1fr);gap:32px;display:grid}.footer-col{flex-direction:column;gap:10px;display:flex}.footer-col-title{text-transform:uppercase;letter-spacing:.08em;color:var(--white);margin-bottom:4px;font-size:.75rem;font-weight:700}.footer-link{color:var(--slate-400);font-size:.875rem;text-decoration:none;transition:color .2s}.footer-link:hover{color:var(--white)}.footer-bottom{border-top:1px solid var(--slate-800);padding:20px 0}.footer-bottom p{color:var(--slate-500);text-align:center;font-size:.8125rem}@media (width<=640px){.hero{padding:48px 0 56px}.hero-title{font-size:1.875rem}.hero-subtitle{font-size:.9375rem}.nav-link{display:none}.faq-main{padding:40px 0 60px}.category-section{margin-bottom:36px}.footer-inner{grid-template-columns:1fr;gap:32px}.footer-links{grid-template-columns:repeat(2,1fr);gap:24px}.accordion-trigger{padding:16px}.accordion-answer{padding:14px 16px 16px}}@media (width<=400px){.footer-links{grid-template-columns:1fr}.category-pills{gap:8px}.pill{padding:7px 13px;font-size:.8125rem}}