:root{--bg: #ffffff;--bg-soft: #faf8fd;--bg-card: #ffffff;--text: #1c1b22;--text-soft: #55525e;--accent: #6d28d9;--accent-dark: #5b21b6;--accent-soft: #f1eafc;--border: #e6ddf3;--success: #0d8a5f;--warning: #b45309;--radius: 12px;--shadow: 0 1px 3px rgba(28, 27, 34, .08), 0 4px 16px rgba(28, 27, 34, .06);--max-width: 1080px;--content-width: 720px}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:17px;line-height:1.65;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;height:auto}.container{max-width:var(--max-width);margin:0 auto;padding:0 20px}.content{max-width:var(--content-width);margin:0 auto;padding:0 20px}.site-header{border-bottom:1px solid var(--border);background:var(--bg);position:sticky;top:0;z-index:50}.site-header .container{display:flex;align-items:center;justify-content:space-between;height:64px}.logo{font-size:1.25rem;font-weight:800;color:var(--text);letter-spacing:-.02em}.logo:hover{text-decoration:none}.logo span{color:var(--accent)}.site-nav{display:flex;gap:28px}.site-nav a{color:var(--text-soft);font-weight:500;font-size:.95rem}.site-nav a:hover{color:var(--text);text-decoration:none}.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;padding:10px;background:none;border:none;cursor:pointer}.nav-toggle span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px;transition:transform .2s ease,opacity .2s ease}body.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}body.nav-open .nav-toggle span:nth-child(2){opacity:0}body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.site-footer{border-top:1px solid var(--border);background:var(--bg-soft);margin-top:80px;padding:48px 0 32px;font-size:.9rem;color:var(--text-soft)}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;margin-bottom:32px}.footer-grid h3{font-size:.85rem;text-transform:uppercase;letter-spacing:.05em;margin-bottom:12px;color:var(--text)}.footer-grid ul{list-style:none}.footer-grid li{margin-bottom:8px}.footer-grid a{color:var(--text-soft)}.footer-legal{border-top:1px solid var(--border);padding-top:24px;font-size:.82rem}.hero{padding:72px 0 56px;text-align:center}.hero h1{font-size:clamp(2rem,5vw,3rem);font-weight:800;letter-spacing:-.03em;line-height:1.15;max-width:800px;margin:0 auto 20px}.hero p{font-size:1.15rem;color:var(--text-soft);max-width:620px;margin:0 auto 32px}.hero-badge{display:inline-block;background:var(--accent-soft);color:var(--accent-dark);font-size:.85rem;font-weight:600;padding:6px 14px;border-radius:100px;margin-bottom:20px}.btn{display:inline-block;padding:12px 24px;border-radius:10px;font-weight:600;font-size:1rem;cursor:pointer;border:none;transition:background .15s ease}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-dark);text-decoration:none}.btn-secondary{background:var(--bg);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{background:var(--bg-soft);text-decoration:none}.btn-group{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.section{padding:48px 0}.section-title{font-size:1.6rem;font-weight:800;letter-spacing:-.02em;margin-bottom:8px}.section-sub{color:var(--text-soft);margin-bottom:32px}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:box-shadow .15s ease,border-color .15s ease}.card:hover{box-shadow:var(--shadow);border-color:#d5d0e4}.card h3{font-size:1.1rem;margin-bottom:8px;letter-spacing:-.01em}.card h3 a{color:var(--text)}.card p{color:var(--text-soft);font-size:.95rem}.card-meta{font-size:.82rem;color:var(--text-soft);margin-top:14px;display:flex;gap:12px;flex-wrap:wrap}.tag{display:inline-block;background:var(--accent-soft);color:var(--accent-dark);font-size:.78rem;font-weight:600;padding:3px 10px;border-radius:100px}.article-header{padding:48px 0 8px}.article-header h1{font-size:clamp(1.7rem,4vw,2.4rem);font-weight:800;letter-spacing:-.02em;line-height:1.2;margin-bottom:16px}.article-meta{color:var(--text-soft);font-size:.9rem;display:flex;gap:16px;align-items:center;flex-wrap:wrap}.prose{padding:24px 0 48px;overflow-wrap:break-word}.prose.content{padding-left:20px;padding-right:20px}.prose h2{font-size:1.5rem;font-weight:700;letter-spacing:-.01em;margin:44px 0 16px}.prose h3{font-size:1.2rem;font-weight:700;margin:32px 0 12px}.prose p{margin-bottom:18px}.prose ul,.prose ol{margin:0 0 18px 24px}.prose li{margin-bottom:8px}.prose table{width:100%;border-collapse:collapse;margin:24px 0;font-size:.95rem}.prose th,.prose td{border:1px solid var(--border);padding:10px 14px;text-align:left}.prose th{background:var(--bg-soft);font-weight:600}.prose blockquote{border-left:3px solid var(--accent);padding:4px 0 4px 20px;margin:24px 0;color:var(--text-soft);font-style:italic}.prose code{background:var(--bg-soft);padding:2px 6px;border-radius:4px;font-size:.9em}.notice{background:var(--bg-soft);border:1px solid var(--border);border-left:3px solid var(--accent);border-radius:8px;padding:16px 20px;font-size:.9rem;color:var(--text-soft);margin:24px 0}.data-table{width:100%;border-collapse:collapse;font-size:.92rem;margin:24px 0}.data-table th,.data-table td{padding:12px 14px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}.data-table th{font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;color:var(--text-soft)}.data-table tr:hover td{background:var(--bg-soft)}.table-scroll{overflow-x:auto}.check{color:var(--success);font-weight:700}.cross{color:var(--text-soft)}.fact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin:24px 0}.fact{background:var(--bg-soft);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px}.fact .label{font-size:.78rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-soft);margin-bottom:4px}.fact .value{font-size:1.15rem;font-weight:700}.calc{background:var(--bg-soft);border:1px solid var(--border);border-radius:var(--radius);padding:32px;margin:32px 0}.calc-row{margin-bottom:20px}.calc-row label{display:block;font-weight:600;font-size:.92rem;margin-bottom:6px}.calc-row input[type=number],.calc-row select{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:8px;font-size:1rem;background:var(--bg);color:var(--text)}.calc-row input:focus,.calc-row select:focus{outline:2px solid var(--accent);outline-offset:0;border-color:transparent}.calc-hint{font-size:.82rem;color:var(--text-soft);margin-top:4px}.calc-results{border-top:1px solid var(--border);margin-top:24px;padding-top:24px}.calc-line{display:flex;justify-content:space-between;padding:8px 0;font-size:.98rem}.calc-line.total{font-weight:800;font-size:1.25rem;border-top:2px solid var(--text);margin-top:8px;padding-top:14px}.calc-line .neg{color:#b3261e}.breadcrumbs{font-size:.85rem;color:var(--text-soft);padding:20px 0 0}.breadcrumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px}.breadcrumbs li+li:before{content:"›";margin-right:6px;color:var(--text-soft)}.breadcrumbs a{color:var(--text-soft)}.faq details{border:1px solid var(--border);border-radius:10px;padding:16px 20px;margin-bottom:12px;background:var(--bg-card)}.faq summary{font-weight:600;cursor:pointer}.faq details p{margin-top:12px;color:var(--text-soft)}.vs-head{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:20px;margin:32px 0;text-align:center}.vs-head .vs-name{font-size:1.3rem;font-weight:800;padding:24px;background:var(--bg-soft);border:1px solid var(--border);border-radius:var(--radius)}.vs-head .vs-divider{font-size:1.1rem;font-weight:800;color:var(--accent)}@media(max-width:720px){.nav-toggle{display:flex}.site-nav{display:none;position:absolute;top:64px;left:0;right:0;flex-direction:column;gap:0;background:var(--bg);border-bottom:1px solid var(--border);box-shadow:var(--shadow);padding:8px 20px 16px}body.nav-open .site-nav{display:flex}.site-nav a{padding:14px 4px;font-size:1.05rem;border-bottom:1px solid var(--border)}.site-nav a:last-child{border-bottom:none}.footer-grid{grid-template-columns:1fr;gap:24px}.hero{padding:48px 0 36px}.hero p{font-size:1.05rem}.article-header h1{font-size:clamp(1.5rem,6.5vw,1.9rem)}.prose{font-size:16px}.calc{padding:20px 16px}.vs-head{grid-template-columns:1fr}}