:root{--ink:#132033;--muted:#5f6a79;--paper:#fffdf8;--panel:#f4f0e7;--accent:#ed6337;--accent2:#173f5d;--line:#ddd7cc;--max:1180px;--shadow:0 10px 30px rgba(14,28,45,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.72}
a{color:#0a5b90}img{max-width:100%}.wrap{max-width:var(--max);margin:auto;padding-left:24px;padding-right:24px}
.notice{background:#0d1725;color:#e9eef5;font-size:.88rem}.notice .wrap{padding-top:7px;padding-bottom:7px}
.sitehead{position:sticky;top:0;z-index:40;background:rgba(255,253,248,.97);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.headrow{min-height:76px;display:flex;align-items:center;gap:20px}.brand{font-size:1.27rem;font-weight:950;letter-spacing:-.03em;text-decoration:none;color:var(--ink);white-space:nowrap}.brand em{font-style:normal;color:var(--accent)}
nav{display:flex;gap:16px;margin-left:auto;align-items:center}nav a{text-decoration:none;color:var(--ink);font-size:.9rem;font-weight:760}
.header-cta{margin-left:4px}.btn{display:inline-block;background:var(--accent);color:#fff!important;text-decoration:none;font-weight:900;padding:14px 19px;border-radius:9px;box-shadow:0 5px 0 #b74320;line-height:1.2}.btn:hover{transform:translateY(1px);box-shadow:0 4px 0 #b74320}.btn.alt{background:var(--accent2);box-shadow:0 5px 0 #0c273b}
.hero{background:linear-gradient(135deg,#fff5e7,#edf7f7);border-bottom:1px solid var(--line);padding:64px 0 48px}.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.76rem;font-weight:900;color:var(--accent)}
h1{font-size:clamp(2.35rem,5.4vw,4.55rem);line-height:1.03;letter-spacing:-.047em;max-width:900px;margin:.18em 0}h2{font-size:1.95rem;line-height:1.2;letter-spacing:-.025em;margin-top:2.1em}h3{font-size:1.24rem}.lede{font-size:1.18rem;max-width:790px;color:var(--muted)}
.breadcrumb{padding-top:18px;font-size:.86rem;color:var(--muted)}.breadcrumb a{color:var(--muted)}
.layout{display:grid;grid-template-columns:minmax(0,760px) 320px;gap:54px;padding-top:42px;padding-bottom:76px}.article p{font-size:1.035rem}.article strong{color:#0c1c2d}.article section{scroll-margin-top:100px}.article ul{padding-left:1.25rem}.article li{margin:.45rem 0}
.disclosure{font-size:.91rem;color:var(--muted);border-left:4px solid var(--accent);padding:9px 0 9px 14px;background:#fff8ee}.sidebar{position:sticky;top:96px;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:var(--shadow)}.sidebar h3{margin:.25rem 0 .45rem}.sidebar .btn{width:100%;text-align:center}.small{font-size:.83rem;color:var(--muted)}
.factbox{background:#f1f7f8;border:1px solid #cfdfe4;border-radius:14px;padding:20px;margin:28px 0}.factbox h2{margin-top:0}.related{background:var(--panel);border-radius:14px;padding:20px;margin-top:36px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.tile{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;text-decoration:none;color:var(--ink);box-shadow:var(--shadow)}.tile strong{display:block;font-size:1.06rem}.tile span{color:var(--muted);font-size:.88rem}
.homeblock{padding:52px 0}.cta-band{background:#102235;color:#fff;padding:42px 0}.cta-band h2{margin-top:0;color:#fff}.cta-band p{color:#d7e0e9;max-width:740px}
.mobile-cta{display:none;position:fixed;bottom:12px;left:12px;right:12px;z-index:50}.mobile-cta .btn{display:block;text-align:center}
.popup{position:fixed;inset:0;background:rgba(8,15,25,.76);display:none;align-items:center;justify-content:center;z-index:100;padding:20px}.popup.show{display:flex}.popupbox{width:min(720px,100%);background:var(--paper);border-radius:20px;padding:32px;position:relative;box-shadow:0 35px 100px rgba(0,0,0,.4);overflow:hidden}.popupbox:before{content:"";position:absolute;width:260px;height:260px;border-radius:50%;background:#ffdfc7;right:-110px;top:-130px}.close{position:absolute;right:13px;top:9px;border:0;background:transparent;font-size:2rem;cursor:pointer;z-index:2}.benefits{display:grid;grid-template-columns:1fr 1fr;gap:8px 22px;margin:18px 0}.benefits div:before{content:"✓";font-weight:900;color:var(--accent);margin-right:8px}
footer{background:#0d1725;color:#dce4ec;padding:48px 0}footer a{color:#fff}.footgrid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}
@media(max-width:980px){nav a:not(.header-cta){display:none}.layout{grid-template-columns:1fr}.sidebar{position:static}.grid{grid-template-columns:1fr 1fr}}
@media(max-width:650px){.wrap{padding-left:18px;padding-right:18px}.hero{padding:44px 0 36px}.grid{grid-template-columns:1fr}.header-cta{display:none}.mobile-cta{display:block}.layout{padding-bottom:95px}.benefits{grid-template-columns:1fr}.footgrid{grid-template-columns:1fr}}