:root{
--ink:#161327;
--body:#332e49;
--muted:#6b6584;
--accent:#6d28d9;
--accent-dark:#5b21b6;
--cta:#f2650a;
--cta-dark:#d4560a;
--line:#e4e0ef;
--panel:#f7f5fc;
--panel2:#f0ecf9;
--white:#ffffff;
}
*{box-sizing:border-box}
html,body{overflow-x:hidden;overscroll-behavior-x:none;max-width:100%}
html{-webkit-text-size-adjust:100%}
body{
margin:0;
background:var(--white);
color:var(--body);
font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
font-size:17px;
line-height:1.68;
}
.wrap{width:100%;max-width:1120px;margin:0 auto;padding:0 20px}
a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}
a:hover{color:var(--accent-dark)}
img{max-width:100%;height:auto;display:block}

.site-head{border-bottom:1px solid var(--line);background:var(--white)}
.head-in{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px}
.logo{font-size:18px;font-weight:800;color:var(--ink);text-decoration:none;letter-spacing:-.2px;line-height:1.2}
.logo:hover{color:var(--accent)}
.head-cta{
display:inline-block;background:var(--cta);color:#fff;text-decoration:none;
font-weight:700;font-size:14px;padding:10px 18px;border-radius:8px;white-space:nowrap;
}
.head-cta:hover{background:var(--cta-dark);color:#fff}

.hero{background:linear-gradient(180deg,var(--panel2) 0%,var(--white) 100%);border-bottom:1px solid var(--line);padding:38px 0 42px}
.hero-grid{display:grid;grid-template-columns:1.28fr .72fr;gap:38px;align-items:start}
h1{
font-size:40px;line-height:1.16;margin:0 0 12px;color:var(--ink);
font-weight:800;letter-spacing:-.6px;
}
.byline{font-size:14px;color:var(--muted);margin:0 0 18px}
.byline a{color:var(--accent);font-weight:600}
.hero p{margin:0 0 16px;font-size:18px;color:var(--body)}
.cta{
display:inline-block;background:var(--cta);color:#fff;text-decoration:none;
font-weight:700;font-size:16px;padding:14px 30px;border-radius:8px;
}
.cta:hover{background:var(--cta-dark);color:#fff}
.hero-img img{border-radius:12px;width:100%;aspect-ratio:1/1;object-fit:cover}

main{padding:34px 0 10px}
.content{max-width:860px}
h2{font-size:28px;line-height:1.25;margin:38px 0 14px;color:var(--ink);font-weight:800;letter-spacing:-.4px}
h3{font-size:20px;line-height:1.3;margin:26px 0 10px;color:var(--ink);font-weight:700}
p{margin:0 0 16px}
ul{margin:0 0 18px;padding-left:22px}
li{margin:0 0 8px}

.toc{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:14px 18px;margin:0 0 8px}
.toc summary{cursor:pointer;font-weight:700;color:var(--ink);font-size:15px}
.toc ol{margin:12px 0 4px;padding-left:20px;font-size:15px}
.toc li{margin:0 0 6px}

.figure{margin:6px 0 20px}
.figure img{border-radius:12px;width:100%;aspect-ratio:1/1;object-fit:cover}
.fig-center{margin:10px auto 26px;max-width:440px;clear:both}
.t-name{display:block;font-weight:800;color:var(--ink);margin:0 0 8px}
tr.lead-row td:first-child .t-name{font-size:16px}

.tablebox{overflow-x:auto;overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch;margin:0 0 24px;border:1px solid var(--line);border-radius:10px}
table{border-collapse:collapse;width:100%;min-width:640px;font-size:15px;background:var(--white)}
th,td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
th{background:var(--panel2);color:var(--ink);font-weight:700;font-size:14px}
tbody tr:last-child td{border-bottom:none}
tr.lead-row td{background:#fff7ef}
tr.lead-row td:first-child{font-weight:800;color:var(--ink)}
.t-btn{display:inline-block;background:var(--cta);color:#fff;text-decoration:none;font-weight:700;font-size:13px;padding:8px 14px;border-radius:8px;white-space:nowrap}
.t-btn:hover{background:var(--cta-dark);color:#fff}
.t-btn-off{display:inline-block;background:#e9e6f1;color:#9a94ad;font-weight:700;font-size:13px;padding:8px 14px;border-radius:8px;white-space:nowrap;pointer-events:none;user-select:none}

.midcta{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:24px;margin:30px 0;text-align:center;clear:both}
.midcta p{margin:0 0 16px;font-size:17px;color:var(--ink);font-weight:600}

.faq h3{font-size:18px;margin:22px 0 8px}

.author-box{border:1px solid var(--line);border-radius:12px;padding:24px;margin:36px 0 10px;background:var(--panel);display:grid;grid-template-columns:120px 1fr;gap:22px;align-items:start}
.author-box img{border-radius:10px;width:120px;height:120px;object-fit:cover}
.author-name{font-size:19px;font-weight:800;color:var(--ink);margin:0 0 2px}
.author-role{font-size:14px;color:var(--muted);margin:0 0 12px}
.author-box p{font-size:15px;margin:0 0 12px}
.author-box p:last-child{margin-bottom:0}
.verified{font-size:14px;color:var(--muted)}

.site-foot{border-top:1px solid var(--line);margin-top:44px;background:var(--panel);padding:28px 0 34px}
.foot-nav{display:flex;flex-wrap:wrap;gap:8px 22px;margin:0 0 14px;padding:0;list-style:none;font-size:15px}
.foot-note{font-size:14px;color:var(--muted);margin:0}

@media (max-width:900px){
.hero-grid{grid-template-columns:1fr;gap:24px}
h1{font-size:31px;letter-spacing:-.4px}
.hero{padding:26px 0 30px}
.hero p{font-size:17px}
h2{font-size:24px;margin:30px 0 12px}
h3{font-size:19px}
.fig-center{max-width:100%;margin:8px auto 22px}
.author-box{grid-template-columns:1fr;gap:16px}
.author-box img{width:104px;height:104px}
.head-in{min-height:60px}
.logo{font-size:16px}
.head-cta{font-size:13px;padding:9px 14px}
body{font-size:16.5px}
}
@media (max-width:420px){
h1{font-size:27px}
.wrap{padding:0 16px}
}
.author-box-solo{grid-template-columns:1fr}
.logo{display:inline-flex;align-items:center;gap:10px;text-decoration:none}
.logo-mark{width:30px;height:30px;border-radius:7px;flex:0 0 auto}
.logo-text{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:-.2px;line-height:1.2}
.logo:hover .logo-text{color:var(--accent)}
.foot-logo{margin:0 0 16px}
.foot-logo .logo-mark{width:26px;height:26px;border-radius:6px}
.foot-logo .logo-text{font-size:16px}
@media (max-width:900px){
.logo-mark{width:26px;height:26px}
.logo-text{font-size:15px}
}
.hero-text{display:flex;flex-direction:column;align-items:flex-start}
.hero-text h1{order:1}
.hero-text .byline{order:2}
.hero-text .hero-p1{order:3}
.hero-text .cta{order:4;margin:2px 0 20px}
.hero-text .hero-p2{order:5}
@media (min-width:901px){
.hero-text .cta{order:6;margin:6px 0 0}
.hero-text .hero-p2{margin-bottom:20px}
}
@media (max-width:900px){
body{font-size:15.5px;line-height:1.62}
h1{font-size:26px;line-height:1.2;letter-spacing:-.3px}
.hero{padding:22px 0 26px}
.hero p{font-size:15.5px}
.byline{font-size:13px;margin-bottom:14px}
h2{font-size:21px;margin:26px 0 10px}
h3{font-size:17px;margin:20px 0 8px}
.hero-text{align-items:stretch}
.hero-text .cta{align-self:center;text-align:center;margin:4px 0 18px;padding:13px 34px}
.midcta{padding:20px}
.midcta p{font-size:16px}
table{font-size:14px}
th,td{padding:10px 12px}
.author-box{padding:18px}
.author-box p{font-size:14.5px}
.foot-nav{font-size:14px}
}
@media (max-width:420px){
h1{font-size:23px}
body{font-size:15px}
.hero-text .cta{padding:13px 26px;font-size:15px}
}
.hero-plain .hero-text{max-width:860px}
.hero-plain h1{max-width:820px}