html{scroll-behavior:smooth}body{margin:0;background:#fff;color:#17365f;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;line-height:1.75}.gateway{overflow:hidden}.gateway *{box-sizing:border-box}.gateway img{display:block;max-width:100%;height:auto}.gateway a{color:inherit}.gateway a:focus-visible,.gateway button:focus-visible,.gateway summary:focus-visible{outline:3px solid #ffbf47;outline-offset:4px}.gateway .skip-link{position:fixed;left:1rem;top:-6rem;z-index:1000;padding:.75rem 1rem;background:#fff;color:#064b86;border:2px solid #064b86;font-weight:700}.gateway .skip-link:focus{top:1rem}.gateway .container{width:min(1160px,calc(100% - 40px));margin-inline:auto}.gateway .site-header{position:relative;z-index:20;background:#fff;border-bottom:1px solid #dce6ef}.gateway .header-main{display:grid;grid-template-columns:minmax(270px,1fr) auto;gap:2rem;align-items:center;padding:22px 0 18px}.gateway .brand{display:inline-block;width:min(376px,100%)}.gateway .brand img{width:376px}.gateway .header-meta{margin:.55rem 0 0;color:#285d8c;font-size:.78rem;line-height:1.5}.gateway .header-actions{display:flex;flex-direction:column;align-items:flex-end;gap:1rem}.gateway .primary-nav ul{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:.3rem 1.55rem;margin:0;padding:0;list-style:none}.gateway .primary-nav a{text-decoration:none;font-size:.88rem;color:#273849}.gateway .primary-nav a:hover{text-decoration:underline;text-underline-offset:5px}.gateway .action-row{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:.6rem}.gateway .button{display:inline-flex;min-height:46px;align-items:center;justify-content:center;gap:.55rem;padding:.72rem 1.2rem;border:1px solid transparent;border-radius:2px;background:#0bb6b4;color:#fff;text-decoration:none;font-weight:700;letter-spacing:.04em;transition:transform .18s ease,background-color .18s ease}.gateway .button:hover{background:#079997;transform:translateY(-1px)}.gateway .button.secondary{background:#5067ae}.gateway .button.secondary:hover{background:#3e5598}.gateway .button.outline{border-color:#55719a;background:#fff;color:#173f70}.gateway .menu-toggle{display:none;min-height:44px;padding:.55rem .85rem;border:1px solid #41658f;background:#fff;color:#174a78;font:inherit;font-weight:700}.gateway .hero{position:relative;min-height:620px;display:grid;place-items:center;background:#2864bf url('./official/16e69c_24063d4059844f74a58c28e696f30789f000-99b97cdfd291.jpg') center/cover no-repeat;color:#fff}.gateway .hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(18,71,159,.82),rgba(50,107,205,.58) 52%,rgba(17,62,145,.72))}.gateway .hero-inner{position:relative;z-index:1;width:min(900px,calc(100% - 40px));padding:82px 0;text-align:center}.gateway .eyebrow{margin:0 0 .85rem;font-size:.84rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase}.gateway .hero-kicker{display:inline-block;margin:0 0 1.55rem;padding:.55rem 1.35rem;border-radius:999px;background:#fff;color:#263f7e;font-weight:800;letter-spacing:.08em;box-shadow:0 3px 10px rgba(0,26,71,.22)}.gateway h1{max-width:820px;margin:0 auto 1.25rem;font-size:clamp(2rem,5vw,4.25rem);line-height:1.18;letter-spacing:.02em;text-wrap:balance}.gateway .hero-lead{max-width:710px;margin:0 auto 1.9rem;font-size:clamp(1rem,1.7vw,1.2rem);line-height:1.9;text-shadow:0 1px 3px rgba(0,30,80,.4)}.gateway .hero-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:.75rem}.gateway .hero .button{border-radius:999px;padding-inline:1.7rem}.gateway .audience-strip{position:relative;z-index:2;margin-top:-34px}.gateway .audience-list{display:grid;grid-template-columns:repeat(4,1fr);margin:0;padding:0;background:#fff;border:1px solid #d8e3ef;box-shadow:0 10px 30px rgba(19,58,99,.12);list-style:none}.gateway .audience-list li{padding:1.15rem 1rem;text-align:center;color:#28527b;font-weight:700}.gateway .audience-list li+li{border-left:1px solid #d8e3ef}.gateway .section{padding:88px 0}.gateway .section-tint{background:#f3f7fb}.gateway .section-heading{display:grid;grid-template-columns:minmax(220px,.65fr) minmax(0,1.35fr);gap:3rem;align-items:end;margin-bottom:2.5rem}.gateway .section-heading h2{margin:0;color:#143f72;font-size:clamp(1.75rem,3vw,2.65rem);line-height:1.35}.gateway .section-heading p{margin:0;color:#526980}.gateway .rule-label{display:flex;align-items:center;gap:.8rem;margin:0 0 .5rem;color:#0b9e9c;font-size:.78rem;font-weight:800;letter-spacing:.12em}.gateway .rule-label::before{content:"";width:38px;height:2px;background:#0bb6b4}.gateway .service-ledger{border-top:3px solid #2764a2;background:#fff}.gateway .service-row{display:grid;grid-template-columns:90px minmax(210px,.7fr) minmax(0,1.3fr) auto;gap:1.4rem;align-items:center;padding:1.7rem 1.2rem;border-bottom:1px solid #cfdce9}.gateway .service-number{color:#8aa1b8;font-size:.84rem;font-weight:800}.gateway .service-row h3{margin:0;color:#153e70;font-size:1.25rem}.gateway .service-row p{margin:0;color:#50677e}.gateway .text-link{display:inline-flex;align-items:center;gap:.35rem;color:#155a94;font-weight:800;text-decoration:none;white-space:nowrap}.gateway .text-link::after{content:"→"}.gateway .text-link:hover{text-decoration:underline;text-underline-offset:4px}.gateway .support-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin:3rem 0 0;padding:0;list-style:none;counter-reset:flow}.gateway .support-flow li{position:relative;min-height:185px;padding:2rem 1.4rem;background:#fff;border:1px solid #cbd9e7;counter-increment:flow}.gateway .support-flow li+li{border-left:0}.gateway .support-flow li::before{content:"0" counter(flow);display:block;margin-bottom:.75rem;color:#09a5a3;font-weight:900;letter-spacing:.1em}.gateway .support-flow li:not(:last-child)::after{content:"";position:absolute;z-index:2;right:-7px;top:50%;width:12px;height:12px;border-top:2px solid #3d70a5;border-right:2px solid #3d70a5;background:#fff;transform:translateY(-50%) rotate(45deg)}.gateway .support-flow strong{display:block;margin-bottom:.45rem;color:#173f70;font-size:1.05rem}.gateway .support-flow span{color:#587087;font-size:.9rem}.gateway .proof-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:4rem;align-items:start}.gateway .proof-copy h2{margin:.3rem 0 1rem;color:#143f72;font-size:clamp(1.75rem,3vw,2.65rem);line-height:1.4}.gateway .proof-copy>p{color:#526980}.gateway .proof-list{margin:1.8rem 0 0;padding:0;list-style:none}.gateway .proof-list li{position:relative;padding:1.15rem 0 1.15rem 2.1rem;border-bottom:1px solid #d7e2ed}.gateway .proof-list li::before{content:"✓";position:absolute;left:.2rem;top:1.12rem;color:#09a5a3;font-weight:900}.gateway .proof-list strong{display:block;color:#173f70}.gateway .company-panel{padding:2rem;background:#edf4fa;border-top:4px solid #4669ad}.gateway .company-panel h3{margin:0 0 1.2rem;color:#173f70}.gateway .company-panel dl{display:grid;grid-template-columns:8rem 1fr;margin:0}.gateway .company-panel dt,.gateway .company-panel dd{margin:0;padding:.65rem 0;border-bottom:1px solid #cbd9e7;font-size:.9rem}.gateway .company-panel dt{font-weight:800;color:#31587b}.gateway .company-panel dd{color:#405d76}.gateway .faq-list{max-width:920px;margin-inline:auto;border-top:1px solid #bdcddd}.gateway .faq-list details{border-bottom:1px solid #bdcddd}.gateway .faq-list summary{position:relative;padding:1.35rem 3.5rem 1.35rem 3rem;cursor:pointer;color:#173f70;font-weight:800;list-style:none}.gateway .faq-list summary::-webkit-details-marker{display:none}.gateway .faq-list summary::before{content:"Q";position:absolute;left:.4rem;color:#0a9e9c;font-size:1.15rem}.gateway .faq-list summary::after{content:"＋";position:absolute;right:.6rem;color:#4669ad;font-size:1.25rem}.gateway .faq-list details[open] summary::after{content:"−"}.gateway .faq-answer{padding:0 3rem 1.5rem;color:#506980}.gateway .faq-answer p{margin:0}.gateway .cta-section{padding:78px 0;background:#2862ad;color:#fff}.gateway .cta-inner{display:grid;grid-template-columns:1fr auto;gap:3rem;align-items:center}.gateway .cta-inner h2{margin:0 0 .75rem;font-size:clamp(1.7rem,3vw,2.6rem)}.gateway .cta-inner p{max-width:670px;margin:0;color:#e8f1fb}.gateway .cta-actions{display:flex;flex-direction:column;gap:.65rem;min-width:230px}.gateway .cta-actions .button{background:#08b9b6}.gateway .cta-note{font-size:.78rem;text-align:center;color:#e1ebf6}.gateway .site-footer{padding:60px 0 24px;background:#f7f9fb;color:#31516e}.gateway .footer-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:4rem}.gateway .footer-brand img{width:min(376px,100%)}.gateway .footer-brand p{margin:.9rem 0 0;font-size:.88rem}.gateway .footer-links{display:grid;grid-template-columns:repeat(2,1fr);gap:.6rem 1rem;align-content:start}.gateway .footer-links a{color:#28527b;text-decoration:none}.gateway .footer-links a:hover{text-decoration:underline}.gateway .footer-bottom{margin-top:2.5rem;padding-top:1.2rem;border-top:1px solid #d7e0e8;font-size:.75rem;color:#61758a}.gateway .external::after{content:" ↗";font-size:.8em}@media(max-width:900px){.gateway .header-main{grid-template-columns:1fr auto}.gateway .header-actions{align-items:flex-end}.gateway .menu-toggle{display:inline-flex;align-items:center}.gateway .js .primary-nav{display:none}.gateway .js .primary-nav.is-open{display:block;position:absolute;left:20px;right:20px;top:100%;padding:1rem;background:#fff;border:1px solid #ccd9e6;box-shadow:0 15px 35px rgba(20,55,90,.15)}.gateway .primary-nav ul{justify-content:flex-start}.gateway .action-row{display:none}.gateway .section-heading,.gateway .proof-layout,.gateway .cta-inner{grid-template-columns:1fr;gap:1.5rem}.gateway .support-flow{grid-template-columns:repeat(2,1fr)}.gateway .support-flow li+li{border-left:1px solid #cbd9e7}.gateway .support-flow li:nth-child(even){border-left:0}.gateway .support-flow li::after{display:none}.gateway .service-row{grid-template-columns:55px minmax(160px,.7fr) minmax(0,1.3fr)}.gateway .service-row .text-link{grid-column:2/-1}.gateway .cta-actions{align-items:flex-start}.gateway .footer-grid{grid-template-columns:1fr;gap:2rem}}@media(max-width:640px){.gateway .container{width:min(100% - 28px,1160px)}.gateway .header-main{gap:.7rem;padding:14px 0}.gateway .brand{width:230px}.gateway .header-meta{display:none}.gateway .hero{min-height:570px}.gateway .hero-inner{width:calc(100% - 28px);padding:64px 0}.gateway h1{font-size:2.15rem}.gateway .hero-actions{align-items:stretch;flex-direction:column}.gateway .audience-list{grid-template-columns:repeat(2,1fr)}.gateway .audience-list li:nth-child(3){border-left:0;border-top:1px solid #d8e3ef}.gateway .audience-list li:nth-child(4){border-top:1px solid #d8e3ef}.gateway .section{padding:64px 0}.gateway .service-row{grid-template-columns:1fr;gap:.55rem;padding:1.4rem .7rem}.gateway .service-row .text-link{grid-column:auto}.gateway .support-flow{grid-template-columns:1fr}.gateway .support-flow li+li{border-left:1px solid #cbd9e7;border-top:0}.gateway .company-panel{padding:1.35rem}.gateway .company-panel dl{grid-template-columns:1fr}.gateway .company-panel dt{padding-bottom:0;border-bottom:0}.gateway .company-panel dd{padding-top:.15rem}.gateway .faq-list summary{padding-left:2.5rem;padding-right:2.5rem}.gateway .faq-answer{padding-left:2.5rem;padding-right:1rem}.gateway .footer-links{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.gateway *{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* codex-official-renewal-technical-guard-v1
   Preserve the AI renewal layout; only prevent mechanical overflow. */
html[data-aeo-official-renewal="1"],
html[data-aeo-official-renewal="1"] body {
  width:100%;
  max-width:100%;
  margin:0;
  overflow-x:clip;
}
html[data-aeo-official-renewal="1"] {
  display:block !important;
  visibility:visible !important;
  opacity:1 !important;
}
html[data-aeo-official-renewal="1"] body[data-aeo-official-renewal="1"] {
  display:block !important;
  visibility:visible !important;
  opacity:1 !important;
}
html[data-aeo-official-renewal="1"] *,
html[data-aeo-official-renewal="1"] *::before,
html[data-aeo-official-renewal="1"] *::after {
  box-sizing:border-box;
}
html[data-aeo-official-renewal="1"] :where(header,nav,main,section,article,aside,footer,div) {
  min-width:0;
}
html[data-aeo-official-renewal="1"] :where(img,picture,video,canvas,svg,iframe) {
  max-width:100%;
}
html[data-aeo-official-renewal="1"] :where(h1,h2,h3,p,li,a,button) {
  overflow-wrap:break-word;
}
@media (max-width:768px) {
  html[data-aeo-official-renewal="1"] :where(h1,h2,h3) {
    max-width:100%;
    text-wrap:balance;
  }
}