:root{color-scheme:dark;--blue:#0097fe;--cyan:#0a9df6;--surface:#101216;--nav:#1c1c25;--mid:#0d1c29;--slate:#245377;--text:#fff;--sub:#b8c2cc;--green:#35d07f}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#0b101b;color:var(--text);font:16px/1.58 Inter,system-ui,-apple-system,Segoe UI,sans-serif}a{color:inherit;text-decoration:none}a:focus-visible,button:focus-visible{outline:3px solid #fff;outline-offset:3px}img{max-width:100%;height:auto}button{font:inherit;cursor:pointer}.wrap{width:min(1200px,calc(100% - 42px));margin-inline:auto}.muted{color:var(--sub)}.eyebrow{text-transform:uppercase;letter-spacing:.19em;font-size:.75rem;font-weight:850;color:#75d8ff}.header{background:#121823;border-bottom:1px solid #283446;position:sticky;top:0;z-index:20;box-shadow:0 9px 25px #0002}.head-inner{min-height:79px;display:flex;align-items:center;gap:28px}.brand{width:55px;height:55px;display:grid;place-items:center;background:white;border-radius:13px;flex-shrink:0;box-shadow:0 0 0 2px #0c9cff55}.brand img{width:46px;height:46px;object-fit:contain}.navigation{display:flex;gap:25px;margin-left:16px;align-items:center;flex:1}.navigation a{font-size:.87rem;color:#dde8fb;font-weight:750}.navigation a:hover,.footer a:hover{color:#65c9ff}.navcta{margin-left:auto}.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 21px;border-radius:11px;font-weight:850;border:1px solid #ffffff30;background:#162d43;white-space:nowrap}.btn-primary{background:#fff;color:#052842;border:1px solid #fff;box-shadow:0 7px 28px #01487645}.btn-blue{background:#0097fe;border-color:#37b4ff;color:#fff}.btn:hover{filter:brightness(1.1);transform:translateY(-1px)}.ticker{background:linear-gradient(90deg,#013e74,#006dc1,#013e74);border-bottom:1px solid #39bfff66;overflow:hidden}.ticker-content{display:flex;gap:44px;align-items:center;justify-content:center;min-height:42px;font-size:.81rem;font-weight:790;white-space:nowrap}.ticker-content span{display:inline-flex;align-items:center;gap:8px}.ticker b{color:#d7ff69}.hero{padding:45px 0 38px;background:radial-gradient(circle at 65% 10%,#0675cf77,transparent 44%),linear-gradient(155deg,#071c35,#0b1322 75%)}.hero-panel{position:relative;overflow:hidden;border:1px solid #4abfff55;border-radius:24px;min-height:466px;background:linear-gradient(98deg,#007de9 2%,#0097fe 66%,#026bb6);display:grid;grid-template-columns:1fr .95fr;align-items:stretch;box-shadow:0 25px 65px #0006}.hero-panel:before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 22% 90%,#0452cb80,transparent 40%);pointer-events:none}.hero-copy{position:relative;z-index:2;padding:58px 16px 52px 56px}.hero .eyebrow{color:#e2f5ff}.hero h1{font-size:clamp(2.8rem,5.7vw,5.3rem);line-height:1.01;letter-spacing:-.055em;margin:16px 0 16px;max-width:670px;text-wrap:balance;text-shadow:0 2px 13px #03477b55}.hero h1 em{display:block;font-style:normal;color:#efffff;text-shadow:0 3px 24px #013d72}.hero-sub{max-width:510px;color:#f4fbff;font-size:1.04rem;line-height:1.55}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.fine{font-size:.78rem;color:#e8f7ff;line-height:1.5;max-width:520px;margin-top:22px}.hero-art{position:relative;display:flex;align-items:flex-end;min-width:0}.hero-art:before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,#008aef 0,transparent 35%),linear-gradient(0deg,#0055a0 0,transparent 50%);z-index:1}.hero-art img{height:100%;width:100%;object-fit:cover;object-position:50% 50%;opacity:.95}.hero-stamp{position:absolute;z-index:3;right:24px;top:24px;background:#0a1d31ed;border:1px solid #79daff6b;padding:13px 19px;border-radius:15px;box-shadow:0 8px 20px #0004;font-weight:900;font-size:1rem}.hero-stamp small{display:block;color:#a7eaff;font-size:.67rem;letter-spacing:.1em}.strip{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:21px}.strip>div{border:1px solid #27415c;background:#111e2c;border-radius:13px;padding:15px 16px;font-size:.84rem;color:#d4dfee}.strip strong{display:block;color:white;font-size:1rem}.section{padding:60px 0}.section-alt{background:#0e1929}.section-top{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:25px}.section h2{font-size:clamp(1.7rem,3vw,2.55rem);line-height:1.15;letter-spacing:-.035em;margin:6px 0 13px}.section-top p{max-width:700px;margin:0}.inline{font-weight:800;color:#62c7ff}.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:17px}.game{background:#142033;border:1px solid #31415a;border-radius:15px;overflow:hidden;transition:transform .2s,box-shadow .2s}.game:hover{transform:translateY(-4px);box-shadow:0 15px 30px #0005}.game>a{display:block}.game img{display:block;aspect-ratio:360 / 420;object-fit:cover;width:100%}.game-data{padding:15px}.game-data h3{margin:0 0 4px;font-size:1.06rem}.tag{color:#6ed3ff;font-size:.75rem;font-weight:800}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature{border:1px solid #34455d;background:#142235;border-radius:16px;padding:24px}.feature .symbol{font-size:1.6rem}.feature h3{margin:10px 0 7px}.feature p{color:#b8c2cc;margin:0}.twocol{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:stretch}.callout{border-radius:20px;background:linear-gradient(135deg,#113e70,#0867ae);padding:35px;border:1px solid #68cfff55}.callout h2{margin-top:7px}.explain{background:#121f32;border:1px solid #2f4964;padding:30px;border-radius:20px}.explain li{margin-bottom:11px}.source{font-size:.83rem;color:#b2c1d1}.source a{text-decoration:underline;text-underline-offset:3px}.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.topic{border:1px solid #314a62;border-radius:16px;background:#142135;padding:24px;display:flex;flex-direction:column}.topic h3{margin:0 0 9px}.topic p{color:#becbd9;flex:1}.topic a{color:#76ceff;font-weight:850}.facts{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.fact{padding:16px;border:1px solid #354e64;border-radius:12px;background:#142539}.fact strong{display:block;font-size:.9rem}.faq details{border-bottom:1px solid #314355;padding:16px 2px}.faq summary{cursor:pointer;font-weight:800}.faq p{color:#b9c9d7}.footer{background:#0c111c;border-top:1px solid #2b3e58;padding:48px 0 20px}.footer-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:26px}.footer h3{font-size:.88rem;color:#fff;margin:0 0 15px}.footer a{display:block;font-size:.8rem;color:#acbcd0;margin:0 0 9px}.footer-bottom{border-top:1px solid #243044;margin-top:31px;padding-top:20px;color:#aabbd0;font-size:.79rem}.disclose{font-size:.85rem;color:#becbdc;background:#132238;border:1px solid #32475d;border-radius:13px;padding:16px 20px;margin-bottom:25px}.only-mobile{display:none}@media(max-width:900px){.navigation{gap:11px;flex-wrap:wrap}.navigation a{font-size:.78rem}.hero-panel{grid-template-columns:1.15fr .85fr}.hero-copy{padding:42px 15px 40px 30px}.hero h1{font-size:clamp(2.45rem,5vw,4rem)}.grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(3,1fr)}.strip{grid-template-columns:repeat(2,1fr)}}@media(max-width:650px){.wrap{width:min(100% - 30px,1200px)}.header{position:static}.head-inner{min-height:70px;gap:9px;flex-wrap:wrap;padding:9px 0}.brand{width:46px;height:46px}.brand img{width:39px;height:39px}.navigation{order:3;flex-basis:100%;margin:0;justify-content:space-between;padding:7px 0 0;gap:9px}.navigation a{font-size:.75rem}.navcta{margin-left:auto;padding:9px 12px;font-size:.83rem}.ticker-content{flex-wrap:wrap;gap:3px 16px;padding:8px 0;white-space:normal;text-align:center;font-size:.73rem}.hero{padding-top:18px}.hero-panel{display:flex;flex-direction:column}.hero-copy{padding:34px 24px 22px}.hero h1{font-size:2.8rem}.hero-art{min-height:180px;max-height:220px}.hero-art img{height:220px}.hero-stamp{top:13px;right:13px;padding:7px 11px}.hero-stamp small{font-size:.52rem}.strip{grid-template-columns:repeat(2,1fr)}.section{padding:44px 0}.section-top{display:block}.grid{gap:11px}.game-data{padding:11px}.feature-grid,.topic-grid,.twocol{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,1fr);gap:22px}.facts{grid-template-columns:1fr}.callout,.explain{padding:23px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* GATE_5 standard page extensions */
.std-hero{background:radial-gradient(circle at 78% 12%,rgba(0,149,255,.21),transparent 38%),linear-gradient(128deg,#111820,#101216 66%);border-bottom:1px solid #26354a;padding:68px 0 64px}.std-hero-inner{max-width:1120px}.std-hero h1{font-size:clamp(2.4rem,5.2vw,4.5rem);line-height:1.05;max-width:1000px;letter-spacing:-.035em;margin:15px 0 22px;color:#fff}.std-lead{font-size:clamp(1.1rem,2vw,1.38rem);line-height:1.75;max-width:790px;color:#b8cce0}.crumbs{color:#94afca;margin-bottom:30px;font-size:.9rem}.crumbs a{color:#6bd5ff}.std-layout{display:grid;grid-template-columns:minmax(0,2.1fr) minmax(240px,1fr);gap:48px;align-items:start}.std-article{min-width:0}.std-block{border-bottom:1px solid #2a3544;padding:0 0 30px;margin:0 0 35px}.std-block h2{color:#f0f8ff;font-size:clamp(1.35rem,2.25vw,1.85rem);margin:0 0 15px}.std-block p,.std-block li{color:#bdcddd;line-height:1.88;font-size:1.04rem}.std-block a,.std-article .source a{color:#5ccfff}.std-block ul{padding-left:23px}.std-aside{background:#18222e;border:1px solid #304254;border-radius:18px;padding:26px;position:sticky;top:95px}.std-aside h2{font-size:1.14rem;color:#fff;margin:0 0 17px}.std-aside>a{display:flex;justify-content:space-between;gap:8px;border-top:1px solid #304254;padding:15px 0;color:#83dfff;text-decoration:none}.std-note{background:#122c3e;border-radius:12px;padding:17px;color:#b9d7e9;font-size:.93rem;line-height:1.65;margin-top:20px}.brand-safe{display:inline-flex;align-items:center;justify-content:center;border:2px solid #47cfff;border-radius:12px;width:46px;height:46px;color:#fff;font-weight:900}.standard-main a:focus-visible{outline:3px solid #7ee0ff;outline-offset:3px}@media(max-width:780px){.std-layout{grid-template-columns:1fr}.std-aside{position:static}.std-hero{padding:36px 0 42px}}

/* Gate 6 Cluster A — editorial research components */
.guide-intro{font-size:1.1rem;color:#dbe7f6;line-height:1.8;border-left:4px solid #24b1ff;padding:5px 20px;margin-bottom:26px;background:#11233b}
.guide-figure{display:block;max-height:360px;overflow:hidden;border:1px solid #255d97;border-radius:18px;margin:12px 0 30px;background:#0b1830}
.guide-figure img{display:block;width:100%;height:280px;object-fit:cover;object-position:center}
.guide-list{margin:16px 0 20px;padding-left:24px}.guide-list li{margin:0 0 12px;line-height:1.7}
.guide-table-wrap{overflow-x:auto;margin:22px 0}.guide-table{width:100%;min-width:570px;border-collapse:collapse;background:#10233b}.guide-table th,.guide-table td{border:1px solid #2b4e6e;padding:14px;text-align:left;line-height:1.55;vertical-align:top}.guide-table th{background:#163a65;color:#fff}.guide-table tr:nth-child(even){background:#142842}.std-article a:not(.guide-figure){color:#6ad3ff;text-decoration:underline;text-underline-offset:3px}
@media(max-width:680px){.guide-figure img{height:180px}.guide-intro{padding:8px 12px;font-size:1rem}.guide-table th,.guide-table td{padding:10px}}