:root{
  --bg:#0b0b10;--panel:#13131b;--panel2:#191925;--text:#f7f7fb;--muted:#b9bac6;
  --line:#2a2a39;--accent:#9b6cff;--accent2:#b99aff;--good:#70e1b2;--max:1180px;
  --shadow:0 18px 60px rgba(0,0,0,.28)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);
font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.68}
a{color:#d8c8ff;text-decoration-thickness:1px;text-underline-offset:3px}a:hover{color:#fff}
img{max-width:100%;height:auto}.container{width:min(var(--max),calc(100% - 36px));margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(11,11,16,.93);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.header-inner{height:70px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:800;letter-spacing:-.02em}
.brand img{width:30px;height:30px}.nav{display:flex;align-items:center;gap:20px}.nav a{color:var(--muted);text-decoration:none;font-size:.94rem}
.nav a:hover{color:#fff}.nav .nav-cta{background:var(--accent);color:#fff;padding:9px 14px;border-radius:10px;font-weight:800}
.menu-btn{display:none;background:none;border:1px solid var(--line);color:#fff;padding:8px 10px;border-radius:8px}
.hero{padding:88px 0 60px;border-bottom:1px solid var(--line);overflow:hidden;position:relative}
.hero:before{content:"";position:absolute;width:520px;height:520px;border-radius:50%;background:rgba(155,108,255,.18);
filter:blur(100px);right:-120px;top:-150px;pointer-events:none}
.eyebrow,.kicker{color:var(--accent2);font-weight:800;letter-spacing:.08em;text-transform:uppercase;font-size:.76rem}
h1,h2,h3{line-height:1.12;letter-spacing:-.035em}h1{font-size:clamp(2.5rem,6vw,5rem);max-width:920px;margin:.15em 0 .25em}
h2{font-size:clamp(1.7rem,3vw,2.45rem);margin:0 0 .55em}h3{font-size:1.18rem}.lede{font-size:1.18rem;max-width:770px;color:#d6d6df}
.hero-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:42px;align-items:center}.hero-panel{background:linear-gradient(150deg,#191925,#101017);
border:1px solid var(--line);border-radius:22px;padding:28px;box-shadow:var(--shadow)}
.metric{padding:14px 0;border-bottom:1px solid var(--line)}.metric:last-child{border:0}.metric strong{display:block;color:#fff}
.metric span{color:var(--muted);font-size:.92rem}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 18px;
border-radius:11px;font-weight:800;text-decoration:none;border:1px solid var(--line);transition:.18s ease}.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-secondary{background:#171720;color:#fff}.cta-row{display:flex;gap:10px;flex-wrap:wrap;margin:22px 0 8px}
.trustline{color:var(--muted);font-size:.88rem}.section{padding:66px 0}.section.alt{background:#0f0f16;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{display:block;padding:23px;border:1px solid var(--line);background:var(--panel);border-radius:17px;color:#fff;text-decoration:none}
.card p{color:var(--muted)}.card span{color:var(--accent2);font-weight:700}.card:hover{border-color:#5f4a95;background:#171723}
.breadcrumbs{font-size:.85rem;color:var(--muted);margin:26px 0}.breadcrumbs a{color:var(--muted)}
.article-head{padding:44px 0 24px}.article-head h1{font-size:clamp(2.35rem,5vw,4.3rem)}.meta{color:var(--muted);font-size:.9rem}
.article-layout{display:grid;grid-template-columns:minmax(0,760px) minmax(220px,1fr);gap:54px;align-items:start}
.prose{font-size:1.035rem}.prose p,.prose li{color:#d7d7df}.prose strong{color:#fff}.prose h2{margin-top:2.1em}.prose h3{margin-top:1.55em}
.prose ul,.prose ol{padding-left:1.25rem}.prose li{margin:.45em 0}.article-section{padding:5px 0 15px}
.sidebar{position:sticky;top:95px}.sidebar-box{border:1px solid var(--line);background:var(--panel);padding:20px;border-radius:15px;margin-bottom:14px}
.sidebar-box h3{margin-top:0}.sidebar-box a{display:block;margin:.48em 0}.conversion-box{margin:36px 0;padding:28px;border-radius:20px;border:1px solid #6449a6;
background:linear-gradient(145deg,rgba(155,108,255,.17),rgba(19,19,27,.8));box-shadow:var(--shadow)}
.conversion-box h2{font-size:1.7rem;margin:.3em 0}.mini{font-size:.82rem;color:var(--muted)}.callout{border-left:4px solid var(--accent);
background:#14141d;padding:18px 20px;margin:24px 0;border-radius:0 12px 12px 0}.callout strong{display:block;margin-bottom:6px}
.callout.method{border-color:var(--good)}.callout.warn{border-color:#ffcf70}.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:14px;margin:22px 0}
table{border-collapse:collapse;width:100%;min-width:620px;background:#111118}th,td{text-align:left;padding:14px;border-bottom:1px solid var(--line);vertical-align:top}
th{color:#fff;background:#181821}td{color:#d5d5dd}.source-note{font-size:.84rem!important;color:#9899a8!important}
.faq-list details{border:1px solid var(--line);border-radius:12px;margin:10px 0;background:#111118;padding:0 16px}
.faq-list summary{cursor:pointer;font-weight:800;padding:15px 0}.related{margin-top:55px;padding-top:35px;border-top:1px solid var(--line)}
.footer{border-top:1px solid var(--line);padding:48px 0 28px;color:var(--muted);background:#09090d}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}
.footer a{display:block;color:var(--muted);margin:.35em 0;text-decoration:none}.footer a:hover{color:#fff}.footer-bottom{border-top:1px solid var(--line);margin-top:30px;padding-top:20px;font-size:.85rem}
.logo-lockup{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800}.logo-lockup img{width:34px}.tag{display:inline-flex;padding:5px 9px;border-radius:999px;background:#1d1d28;color:#cbb8ff;font-size:.78rem;font-weight:800}
.check-list{list-style:none!important;padding:0!important}.check-list li{position:relative;padding-left:26px}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--good);font-weight:900}
.rank-list{counter-reset:rank;display:grid;gap:14px}.rank-item{counter-increment:rank;border:1px solid var(--line);background:var(--panel);border-radius:15px;padding:20px}
.rank-item:before{content:counter(rank);display:inline-grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--accent);font-weight:900;margin-right:8px}
.rank-item h3{display:inline}.notice{font-size:.9rem;color:var(--muted);padding:14px 0}.contact-form{display:grid;gap:14px;max-width:700px}
.contact-form label{font-weight:700}.contact-form input,.contact-form textarea{width:100%;background:#111118;border:1px solid var(--line);color:#fff;border-radius:10px;padding:12px;font:inherit}
.contact-form textarea{min-height:170px}.contact-form button{cursor:pointer}
@media (max-width:900px){.hero-grid,.article-layout,.footer-grid{grid-template-columns:1fr}.sidebar{position:static}.grid{grid-template-columns:repeat(2,1fr)}
.nav{display:none;position:absolute;left:0;right:0;top:70px;background:#0b0b10;padding:18px;border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start}
.nav.open{display:flex}.menu-btn{display:block}}
@media (max-width:620px){.container{width:min(100% - 26px,var(--max))}.hero{padding:58px 0 45px}.grid{grid-template-columns:1fr}.btn{width:100%}.cta-row{display:grid}
.header-inner{height:64px}.nav{top:64px}.article-head{padding-top:28px}.conversion-box{padding:20px}.section{padding:46px 0}}