/* ===== reset ===== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
img{display:block;max-width:100%;height:auto}

/* ===== tokens ===== */
:root{
  --af-blue-900:#07284A;
  --af-blue-700:#0E4A80;
  --af-blue-500:#1B6FB8;
  --af-blue-100:#E8F1F8;
  --af-coral-600:#F4623A;
  --af-coral-200:#FFD9CC;
  --af-gold-500:#E2A33B;
  --af-mint-500:#2FB79A;
  --af-ink-800:#1F2A33;
  --af-mist:#FBFCFD;
  --af-stone-600:#6B7A88;
  --af-font:"HarmonyOS Sans SC","MiSans","Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --af-mono:"JetBrains Mono","IBM Plex Mono","SFMono-Regular",Consolas,"Courier New",monospace;
  --af-shell:1240px;
  --af-gutter:clamp(18px,4vw,56px);
  --af-header-h:78px;
  --af-radius:20px;
  --af-ease:cubic-bezier(.2,.7,.2,1);
}

/* ===== base type ===== */
body{
  font-family:var(--af-font);
  font-weight:400;
  font-size:17px;
  line-height:1.75;
  color:var(--af-ink-800);
  background:var(--af-mist);
}
:focus-visible{outline:2px solid var(--af-coral-600);outline-offset:2px;box-shadow:0 0 0 2px var(--af-mist)}

/* ===== type utilities ===== */
.af-display{font-size:clamp(56px,9vw,152px);font-weight:300;line-height:.95;letter-spacing:-.03em;color:var(--af-blue-900)}
.af-title{font-size:clamp(28px,3.4vw,40px);font-weight:700;line-height:1.15;letter-spacing:-.01em;color:var(--af-blue-700)}
.af-lede{font-size:clamp(17px,1.6vw,20px);line-height:1.7;color:var(--af-ink-800)}
.af-body{font-size:17px;line-height:1.75;color:var(--af-ink-800)}
.af-note{font-size:13px;line-height:1.6;color:var(--af-stone-600)}
.af-num{font-family:var(--af-mono);font-weight:600;letter-spacing:-.02em}
.af-index{font-family:var(--af-mono);font-size:13px;font-weight:600;color:var(--af-coral-600);letter-spacing:-.02em}
.af-label{font-family:var(--af-mono);font-size:12px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--af-stone-600)}

/* ===== layout ===== */
.af-shell{width:100%;max-width:var(--af-shell);margin-inline:auto;padding-inline:var(--af-gutter)}
.af-section{padding-block:clamp(48px,7vw,110px)}
.af-section--tint{background:var(--af-blue-100)}
.af-section--deep{background:var(--af-blue-900);color:rgba(255,255,255,.86)}
.af-section--deep .af-title{color:#fff}
.af-section--deep .af-body,.af-section--deep .af-lede{color:rgba(255,255,255,.84)}
.af-section--deep .af-note{color:rgba(255,255,255,.6)}
.af-section__head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:clamp(24px,4vw,48px)}
.af-kicker{display:inline-flex;align-items:center;gap:10px;font-family:var(--af-mono);font-size:12px;font-weight:600;letter-spacing:.16em;color:var(--af-coral-600);text-transform:uppercase}
.af-kicker::before{content:"";width:26px;height:2px;background:var(--af-coral-600)}
.af-rule{height:1px;border:0;background:linear-gradient(90deg,var(--af-coral-600),rgba(244,98,58,0))}
.af-stack>*+*{margin-top:14px}
.af-grid{display:grid;gap:clamp(18px,2.6vw,36px)}
.af-grid--5-7{grid-template-columns:5fr 7fr}
.af-grid--3-9{grid-template-columns:3fr 9fr}
.af-grid--halves{grid-template-columns:repeat(2,minmax(0,1fr))}
.af-grid--thirds{grid-template-columns:repeat(3,minmax(0,1fr))}

/* ===== buttons ===== */
.af-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 20px;border-radius:999px;border:1px solid transparent;font-size:14px;font-weight:600;line-height:1;transition:background .2s var(--af-ease),color .2s var(--af-ease),border-color .2s var(--af-ease),transform .2s var(--af-ease)}
.af-btn--coral{background:var(--af-coral-600);color:#fff}
.af-btn--coral:hover{background:#ff7a55;transform:translateY(-1px)}
.af-btn--line{border-color:rgba(255,255,255,.45);color:#fff}
.af-btn--line:hover{border-color:var(--af-coral-600);color:#fff;background:rgba(244,98,58,.16)}
.af-btn--ghost{border-color:var(--af-blue-700);color:var(--af-blue-700)}
.af-btn--ghost:hover{background:var(--af-blue-100);border-color:var(--af-blue-500)}

/* ===== components ===== */
.af-card{background:#fff;border:1px solid rgba(27,111,184,.16);border-radius:var(--af-radius) var(--af-radius) var(--af-radius) 4px;padding:clamp(20px,2.4vw,32px);transition:border-color .25s var(--af-ease),box-shadow .25s var(--af-ease),transform .25s var(--af-ease)}
.af-card:hover{border-color:var(--af-coral-600);box-shadow:0 14px 34px rgba(7,40,74,.1);transform:translateY(-2px)}
.af-panel{background:var(--af-blue-100);border-radius:24px 24px 4px 24px;padding:clamp(20px,3vw,40px)}
.af-tag{display:inline-flex;align-items:center;gap:6px;padding:5px 11px;border-radius:999px;background:var(--af-coral-200);color:#8F2F16;font-size:12px;font-weight:600}
.af-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:6px;border:1px solid rgba(226,163,59,.5);background:rgba(226,163,59,.12);color:#8A5C0B;font-size:12px;font-weight:600}
.af-badge--live{border-color:rgba(47,183,154,.55);background:rgba(47,183,154,.14);color:#1C6F5E}
.af-stat{display:flex;flex-direction:column;gap:6px}
.af-stat__value{font-family:var(--af-mono);font-weight:600;font-size:clamp(30px,4.4vw,54px);line-height:1;letter-spacing:-.02em;color:var(--af-blue-700)}
.af-section--deep .af-stat__value{color:#fff}
.af-stat__label{font-size:12.5px;font-weight:500;color:var(--af-stone-600)}
.af-section--deep .af-stat__label{color:rgba(255,255,255,.62)}
.af-meter{--af-fill:0;height:8px;border-radius:999px;background:var(--af-blue-100);overflow:hidden}
.af-meter__bar{display:block;height:100%;width:calc(var(--af-fill) * 100%);border-radius:inherit;background:linear-gradient(90deg,var(--af-blue-500),var(--af-coral-600));transition:width 1s var(--af-ease)}
.af-section--deep .af-meter{background:rgba(255,255,255,.16)}
.af-chipset{display:flex;flex-wrap:wrap;gap:8px}
.af-chip{padding:8px 14px;border-radius:999px;border:1px solid rgba(27,111,184,.28);background:#fff;color:var(--af-blue-700);font-size:13.5px;font-weight:500;transition:border-color .2s var(--af-ease),color .2s var(--af-ease),background .2s var(--af-ease)}
.af-chip:hover{border-color:var(--af-coral-600);color:var(--af-coral-600)}
.af-chip[aria-pressed="true"]{background:var(--af-blue-700);border-color:var(--af-blue-700);color:#fff}
.af-quote{border-left:3px solid var(--af-coral-600);padding-left:18px;font-size:16.5px;line-height:1.7}
.af-list>li{position:relative;padding-left:22px;line-height:1.7}
.af-list>li+li{margin-top:8px}
.af-list>li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:2px;background:var(--af-mint-500)}

/* media containers */
.af-media{margin:0}
.af-media__frame{position:relative;overflow:hidden;border-radius:var(--af-radius);background-color:var(--af-blue-100);background-image:radial-gradient(rgba(27,111,184,.22) 1px,transparent 1px);background-size:16px 16px}
.af-media__frame::after{content:"";position:absolute;inset:0;background:linear-gradient(160deg,rgba(7,40,74,.14),rgba(7,40,74,0) 62%);pointer-events:none}
.af-media__img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--af-ease)}
.af-media:hover .af-media__img{transform:scale(1.03)}
.af-media__caption{margin-top:10px;font-size:12.5px;line-height:1.6;color:var(--af-stone-600)}
.af-media--wide .af-media__frame{aspect-ratio:16/9}
.af-media--tall .af-media__frame{aspect-ratio:3/4}
.af-media--square .af-media__frame{aspect-ratio:1/1}
.af-media--band .af-media__frame{border-radius:0;aspect-ratio:21/9}

/* breadcrumb */
.af-crumbs{padding-top:20px}
.af-crumbs__list{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-family:var(--af-mono);font-size:12.5px;color:var(--af-stone-600)}
.af-crumbs__item{display:flex;align-items:center;gap:8px}
.af-crumbs__item+.af-crumbs__item::before{content:"/";color:rgba(107,122,136,.5)}
.af-crumbs__item a:hover{color:var(--af-coral-600)}

/* band (pulse strip) */
.af-band{background:var(--af-blue-900);color:rgba(255,255,255,.86);padding-block:clamp(28px,4vw,56px)}
.af-band--coral{background:var(--af-coral-600);color:#fff}
.af-band--tint{background:var(--af-blue-100);color:var(--af-ink-800)}
.af-band__list{display:flex;gap:clamp(16px,2.4vw,36px);overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px;cursor:grab}
.af-band__list[data-dragging]{cursor:grabbing;scroll-snap-type:none}
.af-band__list::-webkit-scrollbar{height:6px}
.af-band__list::-webkit-scrollbar-thumb{background:rgba(255,255,255,.28);border-radius:999px}
.af-band--tint .af-band__list::-webkit-scrollbar-thumb{background:rgba(14,74,128,.28)}
.af-band__item{flex:0 0 auto;min-width:min(280px,78vw);scroll-snap-align:start}

/* ===== skip link ===== */
.af-skip{position:fixed;left:16px;top:-72px;z-index:120;padding:10px 16px;border-radius:0 0 10px 10px;background:var(--af-coral-600);color:#fff;font-size:14px;font-weight:600;transition:top .2s var(--af-ease)}
.af-skip:focus{top:0}

/* ===== header ===== */
.af-header{position:sticky;top:0;z-index:80;background:var(--af-blue-900);color:#fff;border-bottom:1px solid rgba(255,255,255,.14)}
.af-header__rail{position:relative;height:3px;background:rgba(255,255,255,.12);overflow:hidden}
.af-header__progress{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--af-coral-600),var(--af-gold-500))}
.af-header__inner{display:flex;align-items:center;gap:clamp(10px,1.6vw,28px);height:var(--af-header-h);transition:height .3s var(--af-ease)}
.af-header[data-compact] .af-header__inner{height:62px}

.af-brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.af-brand__mark{width:36px;height:36px;display:grid;place-items:center;border-radius:10px 10px 10px 2px;background:var(--af-coral-600);color:#fff;font-size:17px;font-weight:700;transition:transform .25s var(--af-ease)}
.af-brand:hover .af-brand__mark{transform:translateY(-2px)}
.af-brand__text{display:flex;flex-direction:column;line-height:1.15}
.af-brand__name{font-size:15px;font-weight:700;letter-spacing:.02em;color:#fff}
.af-brand__sub{font-family:var(--af-mono);font-size:10.5px;font-weight:500;letter-spacing:.1em;color:rgba(232,241,248,.7)}

.af-nav{flex:1 1 auto;min-width:0}
.af-nav__list{display:flex;align-items:center;gap:clamp(2px,.8vw,12px);flex-wrap:nowrap}
.af-nav__item{display:flex}
.af-nav__link{position:relative;display:flex;align-items:baseline;gap:7px;padding:10px 8px;border-radius:8px;font-size:14.5px;color:rgba(255,255,255,.82);transition:color .2s var(--af-ease),background .2s var(--af-ease)}
.af-nav__link:hover{color:#fff;background:rgba(255,255,255,.08)}
.af-nav__index{font-family:var(--af-mono);font-size:11px;font-weight:600;letter-spacing:-.02em;color:var(--af-coral-200)}
.af-nav__label{white-space:nowrap}
.af-nav__hint{position:absolute;top:calc(100% + 12px);left:50%;z-index:6;transform:translateX(-50%) translateY(-4px);padding:7px 12px;border-radius:8px;background:#0A1F38;border:1px solid rgba(244,98,58,.5);color:#fff;font-size:12px;line-height:1.4;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .18s var(--af-ease),transform .18s var(--af-ease)}
.af-nav__link:hover .af-nav__hint,.af-nav__link:focus-visible .af-nav__hint{opacity:1;transform:translateX(-50%) translateY(0)}
.af-nav__link[aria-current="page"]{color:#fff;background:rgba(255,255,255,.08)}
.af-nav__link[aria-current="page"]::after{content:"";position:absolute;left:8px;right:8px;bottom:2px;height:2px;background:var(--af-coral-600)}
.af-nav__link[aria-current="page"] .af-nav__index{color:var(--af-coral-600)}
.af-nav__foot{display:none;font-size:12.5px;line-height:1.6;color:rgba(255,255,255,.62)}

.af-header__aside{display:flex;align-items:center;gap:12px;flex:0 0 auto;margin-left:auto}
.af-status{display:flex;align-items:center;gap:8px;font-size:12.5px;color:rgba(255,255,255,.8);white-space:nowrap}
.af-status__dot{width:8px;height:8px;border-radius:50%;background:var(--af-mint-500);box-shadow:0 0 0 4px rgba(47,183,154,.22);animation:af-pulse 2.6s var(--af-ease) infinite}
@keyframes af-pulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(.8);opacity:.65}}
.af-header__cta{padding:10px 18px;font-size:13.5px;white-space:nowrap}

.af-nav-toggle{display:none;align-items:center;gap:9px;padding:9px 14px;border:1px solid rgba(255,255,255,.4);border-radius:999px;color:#fff;font-size:13px;font-weight:500}
.af-nav-toggle:hover{border-color:var(--af-coral-600)}
.af-nav-toggle__bars{position:relative;width:16px;height:2px;background:currentColor}
.af-nav-toggle__bars::before,.af-nav-toggle__bars::after{content:"";position:absolute;left:0;width:16px;height:2px;background:currentColor;transition:transform .25s var(--af-ease)}
.af-nav-toggle__bars::before{top:-5px}
.af-nav-toggle__bars::after{top:5px}
.af-nav-toggle[aria-expanded="true"] .af-nav-toggle__bars{background:transparent}
.af-nav-toggle[aria-expanded="true"] .af-nav-toggle__bars::before{transform:translateY(5px) rotate(45deg)}
.af-nav-toggle[aria-expanded="true"] .af-nav-toggle__bars::after{transform:translateY(-5px) rotate(-45deg)}

/* ===== footer ===== */
.af-footer{margin-top:clamp(60px,9vw,140px);background:var(--af-blue-900);color:rgba(255,255,255,.76)}
.af-footer__band{display:grid;grid-template-columns:repeat(4,1fr);height:6px}
.af-footer__band span{display:block}
.af-footer__band span:nth-child(1){background:var(--af-coral-600)}
.af-footer__band span:nth-child(2){background:var(--af-gold-500)}
.af-footer__band span:nth-child(3){background:var(--af-mint-500)}
.af-footer__band span:nth-child(4){background:var(--af-blue-500)}
.af-footer__inner{display:grid;grid-template-columns:minmax(240px,1.3fr) minmax(0,1.9fr) minmax(210px,1fr);gap:clamp(24px,4vw,64px);padding-block:clamp(36px,5vw,72px)}
.af-footer__lead{min-width:0}
.af-footer__mark{font-size:20px;font-weight:700;letter-spacing:.02em;color:#fff}
.af-footer__line{margin-top:12px;font-size:13.5px;line-height:1.7;color:rgba(255,255,255,.7);word-break:break-word}
.af-footer__lead .af-btn{margin-top:22px}
.af-footer__cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(16px,2.4vw,32px)}
.af-footer__col{min-width:0}
.af-footer__title{margin-bottom:14px;font-family:var(--af-mono);font-size:12px;font-weight:600;letter-spacing:.16em;color:var(--af-gold-500)}
.af-footer__links li+li{margin-top:9px}
.af-footer__links a{font-size:14px;color:rgba(255,255,255,.78);border-bottom:1px solid transparent;transition:color .2s var(--af-ease),border-color .2s var(--af-ease)}
.af-footer__links a:hover{color:#fff;border-color:var(--af-coral-600)}
.af-footer__contact{min-width:0}
.af-footer__base{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 28px;border-top:1px solid rgba(255,255,255,.14);padding-block:20px 28px}
.af-footer__legal{font-family:var(--af-mono);font-size:12px;letter-spacing:-.01em;color:rgba(255,255,255,.62)}
.af-footer__note{font-size:12.5px;color:rgba(255,255,255,.55)}

/* ===== scroll reveal / drag protocol ===== */
[data-reveal]{opacity:0;transform:translateY(18px);transition:opacity .6s var(--af-ease),transform .6s var(--af-ease)}
[data-reveal].is-in{opacity:1;transform:none}

/* ===== responsive ===== */
@media (max-width:1180px){
  .af-nav__hint{display:none}
  .af-nav__link{padding:10px 6px;font-size:14px}
}
@media (max-width:1024px){
  .af-nav{position:absolute;top:100%;left:0;right:0;flex:none;display:none;padding:16px var(--af-gutter) 24px;max-height:calc(100vh - 80px);overflow-y:auto;background:var(--af-blue-900);border-top:1px solid rgba(255,255,255,.14);box-shadow:0 30px 46px rgba(4,22,42,.45)}
  .af-nav[data-open]{display:block}
  .af-nav__list{flex-direction:column;align-items:stretch;gap:0}
  .af-nav__item{width:100%}
  .af-nav__link{padding:15px 2px;font-size:17px;gap:12px;border-bottom:1px solid rgba(255,255,255,.1);border-radius:0}
  .af-nav__link[aria-current="page"]{background:transparent;color:#fff}
  .af-nav__link[aria-current="page"]::after{left:0;right:auto;bottom:-1px;width:34px;height:2px}
  .af-nav__foot{display:block;margin-top:16px}
  .af-nav-toggle{display:inline-flex}
  .af-footer__inner{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
}
@media (max-width:900px){
  .af-grid--5-7,.af-grid--3-9,.af-grid--halves,.af-grid--thirds{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:760px){
  :root{--af-header-h:66px}
  .af-status{display:none}
  .af-header__cta{padding:9px 14px;font-size:13px}
  .af-brand__sub{display:none}
  .af-footer__inner{grid-template-columns:minmax(0,1fr)}
  .af-footer__cols{grid-template-columns:repeat(2,minmax(0,1fr))}
  .af-band__item{min-width:min(240px,82vw)}
}

/* ===== motion preferences ===== */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  [data-reveal]{opacity:1;transform:none}
  .af-media:hover .af-media__img{transform:none}
}