/* ============================================================
   About ACE the SST — page styles.

   Same tokens as the ticket app so the two pages read as one
   site; this is a long-form reading page, so the type is wider
   and quieter than the tool.
   ============================================================ */

:root{
  --navy:#061b4f;--blue:#0b55b5;--teal:#087f86;--gold:#f5ad16;
  --cream:#fff9ec;--ink:#102044;--muted:#5c6b82;--line:#d8e1ee;
  --shadow:0 12px 34px #061b4f18;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}}

body{
  margin:0;
  background:linear-gradient(180deg,#f5f9ff,#fff 38%,#fff9ec);
  color:var(--ink);
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  line-height:1.6;
}
.wrap{width:min(1180px,calc(100% - 32px));margin:auto}
.skip-link{position:absolute;left:-9999px;top:0;z-index:999;background:var(--navy);color:#fff;padding:12px 18px;font-weight:800;border-radius:0 0 10px 0}
.skip-link:focus{left:0}
a:focus-visible,button:focus-visible,select:focus-visible{outline:3px solid var(--gold);outline-offset:2px;border-radius:6px}

/* ---------- topbar ---------- */
.topbar{position:sticky;top:0;z-index:200;background:#061640f2;backdrop-filter:blur(10px);border-bottom:1px solid #ffffff1f;display:flex;align-items:center;gap:10px;padding:10px 20px;flex-wrap:wrap}
.topbar a{color:#fff;text-decoration:none;font-weight:800;font-size:.82rem;display:inline-flex;align-items:center;gap:7px;padding:7px 13px;border:1px solid #ffffff33;border-radius:10px;background:#ffffff12;transition:.15s}
.topbar a:hover{border-color:var(--gold);background:#ffffff1f}
.topbar .spacer{flex:1}
.topbar .lang{display:inline-flex;align-items:center;gap:7px;color:#dbe9ff;font-size:.82rem;font-weight:800}
.breakout-i18n-switcher,#i18nSwitcher{font-family:inherit;font-weight:800;font-size:.82rem;padding:7px 11px;border:1px solid #ffffff33;border-radius:10px;background:#0b2a5e;color:#fff;cursor:pointer}
.breakout-i18n-switcher:hover,#i18nSwitcher:hover{border-color:var(--gold)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 88% 20%,#0d75b6 0 3%,transparent 3.2%),linear-gradient(125deg,#061640,#073f88 58%,#07868b);color:#fff;padding:48px 24px 64px}
.hero:after{content:"";position:absolute;width:320px;height:320px;border:2px solid #ffffff2c;border-radius:50%;right:-80px;top:-120px;box-shadow:0 0 0 36px #ffffff10,0 0 0 72px #ffffff0a}
.eyebrow{display:inline-flex;gap:9px;align-items:center;background:#ffffff16;border:1px solid #ffffff2f;border-radius:999px;padding:8px 14px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;font-size:.75rem}
.hero h1{font-size:clamp(2.1rem,5vw,3.6rem);line-height:1;max-width:900px;margin:20px 0 14px;letter-spacing:-.04em}
.hero .sub{font-size:clamp(1.05rem,2.2vw,1.35rem);font-weight:800;color:#ffd68a;margin:0 0 16px;max-width:820px}
.hero p{max-width:760px;font-size:1.05rem;line-height:1.7;margin:0 0 12px;color:#e9f4ff}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.hero-cta a{text-decoration:none;font-weight:900;font-size:.95rem;border-radius:12px;padding:13px 20px;display:inline-flex;align-items:center;gap:9px;transition:.15s}
.hero-cta .primary{background:var(--gold);color:#17213d;box-shadow:0 10px 24px #f5ad1638}
.hero-cta .ghost{background:#ffffff14;color:#fff;border:1px solid #ffffff3d}
.hero-cta a:hover{transform:translateY(-2px)}

/* ---------- layout ---------- */
main{margin-top:-34px;position:relative;z-index:2;padding-bottom:50px}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:26px;align-items:start}
@media(max-width:900px){.layout{grid-template-columns:1fr}}

.toc{position:sticky;top:74px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:18px 20px}
.toc h2{margin:0 0 10px;font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.toc ol{margin:0;padding-inline-start:20px;font-size:.88rem}
.toc li{margin-bottom:7px}
.toc a{color:var(--blue);font-weight:700;text-decoration:none}
.toc a:hover{text-decoration:underline}
@media(max-width:900px){.toc{position:static}}

article{background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);padding:34px}
@media(max-width:640px){article{padding:22px}}
article section{scroll-margin-top:78px;padding-top:6px}
article h2{font-size:clamp(1.35rem,2.6vw,1.85rem);letter-spacing:-.025em;color:var(--navy);margin:34px 0 10px}
article section:first-of-type h2{margin-top:0}
article h3{font-size:1.08rem;color:var(--teal);margin:24px 0 6px}
article p{max-width:70ch;color:var(--ink);margin:0 0 14px}
article p.lede{font-size:1.12rem;color:var(--muted)}
article ul,article ol{max-width:70ch;color:var(--ink);padding-inline-start:22px}
article li{margin-bottom:8px}
article a{color:var(--blue);font-weight:700}
article strong{color:var(--navy)}
hr.rule{border:0;border-top:2px solid var(--line);margin:34px 0}

/* ---------- ACE cards ---------- */
.ace-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px;margin:18px 0 6px}
.ace-card{border:1px solid var(--line);border-radius:18px;padding:18px;background:linear-gradient(180deg,#fbfdff,#fff)}
.ace-card .k{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:var(--navy);color:#fff;font-weight:900;font-size:1.1rem;border:3px solid var(--gold)}
.ace-card h3{margin:12px 0 6px;font-size:1.05rem;color:var(--navy)}
.ace-card p{margin:0;color:var(--muted);font-size:.93rem}

/* ---------- callouts ---------- */
.callout{border:2px solid var(--gold);background:#fff8ea;border-radius:16px;padding:16px 18px;margin:20px 0;max-width:74ch}
.callout strong{color:#8a5b00}
.callout.teal{border-color:var(--teal);background:#eefaf9}
.callout.teal strong{color:var(--teal)}
.callout p{margin:6px 0 0}
.callout p:first-child{margin-top:0}

.quote{border-inline-start:5px solid var(--gold);background:#fffdf7;padding:12px 18px;border-radius:0 14px 14px 0;margin:20px 0;max-width:72ch}
.quote p{margin:0;font-size:1.06rem;font-weight:600;color:var(--navy)}

/* ---------- tables ---------- */
.tablewrap{overflow-x:auto;margin:18px 0}
table.solo{width:100%;border-collapse:collapse;font-size:.94rem;min-width:520px}
table.solo th,table.solo td{text-align:start;padding:11px 13px;border-bottom:1px solid var(--line);vertical-align:top}
table.solo thead th{font-size:.68rem;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);border-bottom:2px solid var(--line)}
table.solo tbody th{font-weight:900;color:var(--navy);white-space:nowrap}
table.solo td:last-child{color:var(--teal);font-weight:700}

/* ---------- level ladder ---------- */
.ladder{list-style:none;padding:0;margin:18px 0;max-width:74ch}
.ladder li{display:grid;grid-template-columns:2.1rem 1fr;gap:14px;padding:12px 0;border-bottom:1px solid var(--line)}
.ladder li:last-child{border-bottom:0}
.ladder .n{display:flex;align-items:center;justify-content:center;width:2.1rem;height:2.1rem;border-radius:50%;border:2px solid var(--teal);color:var(--teal);font-weight:900}
.ladder b{display:block;color:var(--navy)}
.ladder span{color:var(--muted);font-size:.95rem}

/* ---------- week grid ---------- */
.week{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px;margin:18px 0}
.day{border:1px solid var(--line);border-radius:16px;padding:14px 16px;background:#fbfdff}
.day b{display:block;color:var(--navy);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:5px}
.day span{color:var(--muted);font-size:.92rem}

/* ---------- figure ---------- */
figure.chart{margin:22px 0;border:1px solid var(--line);border-radius:18px;overflow:hidden}
figure.chart img{display:block;width:100%;height:auto}
figure.chart figcaption{font-size:.82rem;color:var(--muted);padding:10px 14px;background:#f7fbff;border-top:1px solid var(--line)}

/* ---------- next steps ---------- */
.next{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;margin-top:16px}
.next a{display:flex;flex-direction:column;gap:6px;text-decoration:none;border:1px solid var(--line);border-radius:18px;padding:16px 18px;background:#fff;transition:.15s}
.next a:hover{border-color:var(--gold);transform:translateY(-2px);box-shadow:var(--shadow)}
.next .t{font-weight:900;color:var(--navy)}
.next .d{font-size:.88rem;color:var(--muted);font-weight:500}

/* ---------- footer ---------- */
.footer{padding:26px 20px 34px;text-align:center;color:var(--muted);font-size:.82rem}
.footer .flinks{display:flex;gap:18px;justify-content:center;flex-wrap:wrap;margin-bottom:9px}
.footer a{color:var(--blue);font-weight:800;text-decoration:none}
.footer a:hover{text-decoration:underline}

@media print{
  .topbar,.toc,.hero-cta,.next{display:none!important}
  body{background:#fff}
  main{margin-top:0}
  article{border:0;box-shadow:none;padding:0}
}