:root{
  --navy:#0b1a2e; --navy-2:#12263f; --panel:#16304d; --line:#274b71;
  --ink:#eaf1fb; --muted:#a9bdd6; --amber:#ffb020; --amber-2:#ff8f1f;
  --red:#ff5a5f; --good:#38d39f; --radius:14px;
}
*{box-sizing:border-box}
html,body{width:100%;overflow-x:hidden;margin:0}
body{background:var(--navy);color:var(--ink);
  font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  -webkit-text-size-adjust:100%}
a{color:var(--amber)}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:1080px;margin:0 auto;padding:0 22px}
h1,h2,h3{line-height:1.25;color:#fff;margin:1.4em 0 .5em}
h1{font-size:1.9rem;margin-top:.3em}
h2{font-size:1.4rem;border-left:5px solid var(--amber);padding-left:.55em}
h3{font-size:1.15rem}
p{margin:0 0 1em}
main ul,main ol{margin:0 0 1.2em;padding-left:1.25em}
main li{margin:.3em 0}
strong{color:#fff}

/* header */
.site-head{position:sticky;top:0;z-index:40;background:rgba(9,19,33,.96);
  border-bottom:1px solid var(--line);backdrop-filter:blur(6px)}
.head-row{display:flex;align-items:center;gap:14px;padding:12px 0;flex-wrap:nowrap}
.brand-logo{font-weight:800;font-size:1.2rem;color:#fff;text-decoration:none;
  letter-spacing:.2px;white-space:nowrap}
.nav-toggle{margin-left:auto;display:none;background:var(--panel);color:#fff;
  border:1px solid var(--line);border-radius:10px;width:44px;height:40px;font-size:1.2rem;
  cursor:pointer}
.nav-wrap{margin-left:auto;display:flex;align-items:center;gap:18px}
.nav-main{display:flex;gap:16px;flex-wrap:nowrap;list-style:none;margin:0;padding:0}
.nav-main a{color:var(--ink);text-decoration:none;font-size:.95rem;white-space:nowrap}
.nav-main a:hover{color:var(--amber)}
.cta-top{background:linear-gradient(135deg,var(--amber),var(--amber-2));color:#20140a;
  font-weight:800;text-decoration:none;padding:9px 16px;border-radius:10px;white-space:nowrap}

/* hero */
.hero{margin:14px 0 8px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  cursor:zoom-in}
.hero img{width:100%;height:auto}
.lede{font-size:1.12rem;color:#dfe9f7;background:var(--navy-2);border:1px solid var(--line);
  border-left:4px solid var(--amber);border-radius:var(--radius);padding:14px 18px;margin:0 0 1.4em}

/* breadcrumb */
.crumbs{font-size:.85rem;color:var(--muted);padding:12px 0 0}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--amber)}

/* panels + widgets */
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px 18px;margin:1.2em 0}
.facts .tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}
.facts .tab{background:var(--navy-2);border:1px solid var(--line);color:var(--ink);
  border-radius:999px;padding:6px 14px;cursor:pointer;font-size:.9rem}
.facts .tab[aria-selected="true"]{background:var(--amber);color:#20140a;font-weight:700;border-color:var(--amber)}
.facts .tabpanel{display:none}
.facts .tabpanel.on{display:block}
.cta-block{background:linear-gradient(135deg,#1c3a5e,#12263f);border:1px solid var(--line);
  border-radius:var(--radius);padding:20px;margin:1.6em 0;text-align:center}
.cta-block p{margin:0 0 12px;font-size:1.08rem;color:#fff}
.btn-play{display:inline-block;background:linear-gradient(135deg,var(--amber),var(--amber-2));
  color:#20140a;font-weight:800;text-decoration:none;padding:13px 28px;border-radius:12px;font-size:1.05rem}

/* faq */
.faq details{background:var(--navy-2);border:1px solid var(--line);border-radius:12px;
  margin:.6em 0;padding:2px 16px}
.faq summary{cursor:pointer;font-weight:700;color:#fff;padding:12px 0;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;color:var(--amber);font-weight:800}
.faq details[open] summary::after{content:"–"}
.faq details[open] summary{border-bottom:1px solid var(--line)}
.faq p{padding:10px 0 4px;color:var(--muted)}

.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:1.2em 0}
table{border-collapse:collapse;width:100%;min-width:420px}
th,td{border:1px solid var(--line);padding:9px 12px;text-align:left}
th{background:var(--navy-2);color:#fff}

/* footer */
.site-foot{background:#081321;border-top:1px solid var(--line);margin-top:40px;padding:28px 0}
.foot-cols{display:flex;flex-wrap:wrap;gap:26px;justify-content:space-between}
.foot-brand{font-weight:800;color:#fff;font-size:1.1rem}
.foot-nav{list-style:none;margin:8px 0 0;padding:0}
.foot-nav a{color:var(--muted);text-decoration:none;font-size:.9rem;line-height:1.9}
.foot-note{color:#6d84a3;font-size:.8rem;margin-top:18px}

/* lightbox */
.lightbox{position:fixed;inset:0;background:rgba(3,8,16,.92);display:flex;align-items:center;
  justify-content:center;padding:20px;z-index:80;cursor:zoom-out}
.lightbox[hidden]{display:none}
.lightbox img{max-width:96%;max-height:92%;border-radius:10px}

/* back to top */
.to-top{position:fixed;right:16px;bottom:16px;z-index:60;background:var(--amber);color:#20140a;
  border:none;border-radius:50%;width:46px;height:46px;font-size:1.3rem;cursor:pointer;
  box-shadow:0 6px 18px rgba(0,0,0,.4);opacity:0;pointer-events:none;transition:opacity .2s}
.to-top.show{opacity:1;pointer-events:auto}

@media (max-width:760px){
  .wrap{padding:0 22px}
  h1{font-size:1.55rem}
  h2{font-size:1.25rem}
  .nav-toggle{display:block}
  .nav-wrap{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;
    align-items:stretch;gap:0;background:var(--navy-2);border-bottom:1px solid var(--line);
    padding:8px 22px 16px}
  .nav-wrap.open{display:flex}
  .nav-main{flex-direction:column;gap:0;width:100%}
  .nav-main a{padding:12px 0;border-bottom:1px solid var(--line)}
  .cta-top{margin-top:12px;text-align:center}
  .foot-cols{flex-direction:column;gap:16px}
}