/* =========================================================
   ADVEX Management School — shared stylesheet
   Edit colours and fonts here once; every page follows.
   ========================================================= */

:root{
  --navy:#0d2240;
  --navy-2:#16345c;
  --gold:#c9a227;
  --gold-soft:#e8d9a0;
  --ink:#1c2430;
  --muted:#5d6b7d;
  --line:#e2e7ed;
  --cream:#f7f5f0;
  --tint:#fafbfc;
  --paper:#ffffff;
  --max:1180px;
  --serif:"Fraunces",Georgia,"Times New Roman",serif;
  --sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans Thai",sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);
  font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--navy-2)}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;margin:0;letter-spacing:-.01em;line-height:1.15}
p{margin:0 0 1em}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.sec{padding:72px 0}
.sec.tight{padding:52px 0}
.sec.tinted{background:var(--tint);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{font-size:11px;letter-spacing:.22em;text-transform:uppercase;font-weight:600;color:var(--navy-2);margin-bottom:14px}
.eyebrow.light{color:var(--gold)}
h1.page-title{font-size:clamp(30px,5vw,48px);margin-bottom:18px}
h2.head{font-size:clamp(26px,3.6vw,38px);margin-bottom:18px}
h3.sub{font-size:clamp(19px,2.2vw,24px);margin:0 0 12px}
.lead{font-size:clamp(16px,1.6vw,18px);color:var(--muted);max-width:64ch}
.small{font-size:13px;color:var(--muted)}
.center{text-align:center}
.mt-0{margin-top:0}.mt-24{margin-top:24px}.mt-40{margin-top:40px}

/* ---------- HEADER / NAV ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;
  gap:20px;height:74px}
.site-header .brand img{height:34px}
.nav{display:flex;align-items:center;gap:26px}
.nav a{font-size:14.5px;font-weight:500;color:var(--ink);text-decoration:none;padding:6px 0;
  border-bottom:2px solid transparent;transition:.15s;white-space:nowrap}
.nav a:hover{color:var(--navy-2);border-bottom-color:var(--gold)}
.nav a.on{color:var(--navy-2);border-bottom-color:var(--gold)}
.nav .btn{border:0;padding:11px 20px}
.burger{display:none;border:0;background:none;font-size:24px;line-height:1;cursor:pointer;color:var(--navy)}

/* ---------- BUTTONS ---------- */
.btn{display:inline-block;padding:13px 26px;border-radius:3px;font-size:14px;font-weight:600;
  letter-spacing:.04em;text-decoration:none;transition:.18s;cursor:pointer;border:0}
.btn.primary{background:var(--gold);color:#1c1500}
.btn.primary:hover{background:#dfb733}
.btn.dark{background:var(--navy);color:#fff}
.btn.dark:hover{background:var(--navy-2)}
.btn.ghost{border:1px solid rgba(255,255,255,.45);color:#fff;background:none}
.btn.ghost:hover{background:rgba(255,255,255,.1)}
.btn.outline{border:1px solid var(--line);color:var(--navy);background:#fff}
.btn.outline:hover{border-color:var(--navy)}

/* ---------- HERO ---------- */
.hero{position:relative;background:var(--navy);color:#fff;overflow:hidden}
.hero .bg{position:absolute;inset:0;background-size:cover;background-position:center 38%;opacity:.5}
.hero .veil{position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,34,64,.72),rgba(13,34,64,.86) 55%,rgba(13,34,64,.97))}
.hero .wrap{position:relative;padding-top:70px;padding-bottom:76px}
.hero h1{font-size:clamp(32px,5.2vw,54px);line-height:1.06;margin:0 0 18px;max-width:17ch}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero .sub{font-size:clamp(15px,1.7vw,18px);color:#c8d4e2;max-width:60ch;font-weight:300}
.hero .kicker{font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;color:#8fa3bb;margin-bottom:16px}
.rule{width:64px;height:3px;background:var(--gold);margin:0 0 22px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0 0}

/* compact hero for inner pages */
.hero.compact .wrap{padding-top:52px;padding-bottom:52px}
.hero.compact h1{font-size:clamp(28px,4vw,42px)}

/* ---------- LOCKUP / LOGOS ---------- */
.lockup{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.lockup .pipe{width:1px;height:40px;background:rgba(255,255,255,.28)}
.lockup .chip,.logo-row .chip{background:#fff;border-radius:5px;padding:7px 10px;display:inline-flex}
.logo-row{display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.logo-row img{height:36px}
.logo-row .lbl{font-size:10px;letter-spacing:.2em;text-transform:uppercase;font-weight:600;color:var(--gold)}
.accred-bar{background:var(--navy);border-radius:5px;padding:22px 26px;display:flex;
  align-items:center;gap:26px;flex-wrap:wrap;margin-top:36px}
.accred-bar .lbl{font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--gold-soft);font-weight:600}
.accred-bar img{height:32px}

/* ---------- LAYOUT HELPERS ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:start}
.split.even{grid-template-columns:1fr 1fr}
.cols-2{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.cols-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.cols-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.figure img{border-radius:4px}
.cap{font-size:12.5px;color:var(--muted);margin-top:8px}

/* ---------- STATS ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);margin:32px 0}
.stats div{padding:18px 12px;border-right:1px solid var(--line)}
.stats div:last-child{border-right:0}
.stats b{display:block;font-family:var(--serif);font-size:28px;color:var(--navy);line-height:1}
.stats span{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}

/* ---------- CARDS ---------- */
.card{border:1px solid var(--line);border-radius:4px;overflow:hidden;background:#fff;
  display:flex;flex-direction:column;transition:.2s;text-decoration:none;color:inherit}
a.card:hover{box-shadow:0 6px 22px rgba(13,34,64,.09);transform:translateY(-2px);border-color:#cfd8e2}
.card img{width:100%;height:170px;object-fit:cover}
.card .body{padding:18px 20px 22px}
.card h3{font-size:17px;margin:10px 0 8px;color:var(--navy);line-height:1.3}
.card p{font-size:13.5px;color:var(--muted);line-height:1.55;margin:0}
.card .more{font-size:12.5px;font-weight:600;color:var(--navy-2);margin-top:12px;display:inline-block}
.tag{display:inline-block;font-size:9.5px;letter-spacing:.12em;text-transform:uppercase;font-weight:600;
  color:var(--navy-2);background:var(--cream);border:1px solid var(--line);padding:3px 9px;border-radius:99px}
.card.highlight{border-color:#eadfae;background:#fbf9f2;justify-content:center}
.card.highlight .tag{color:#7a6412;background:#fbf6e3;border-color:#eadfae}

/* ---------- BAND ---------- */
.band{background:var(--navy);color:#fff;padding:26px 0}
.band .wrap{display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap}
.band h2{font-size:clamp(21px,3vw,28px);color:#fff}
.band span{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-soft)}

/* ---------- LADDER (pathway) ---------- */
.ladder{margin-top:34px}
.rung{display:grid;grid-template-columns:82px 1fr;gap:20px;border-left:2px solid var(--line);
  padding:0 0 26px 22px;margin-left:9px;position:relative}
.rung:last-child{border-left-color:transparent;padding-bottom:0}
.rung::before{content:"";position:absolute;left:-8px;top:7px;width:14px;height:14px;border-radius:50%;
  background:var(--gold);border:3px solid #fff;box-shadow:0 0 0 1px var(--gold)}
.rung .lvl{font-family:var(--serif);font-size:13px;font-weight:700;color:var(--navy);background:var(--cream);
  border:1px solid var(--line);border-radius:3px;padding:8px 4px;text-align:center;line-height:1.25}
.rung h3{font-size:19px;margin-bottom:4px}
.rung p{font-size:14.5px;color:var(--muted);margin:0}

/* ---------- QUOTE / CALLOUT ---------- */
.quote{background:var(--cream);border-left:4px solid var(--gold);padding:26px 30px;
  font-family:var(--serif);font-size:clamp(17px,2.2vw,22px);line-height:1.45;color:var(--navy);
  margin:40px 0;border-radius:0 4px 4px 0}
.note{background:#fbf9f2;border:1px solid #eadfae;border-radius:4px;padding:20px 24px;font-size:14.5px}

/* ---------- TABLE / LIST ---------- */
table.info{width:100%;border-collapse:collapse;font-size:15px}
table.info td,table.info th{border-bottom:1px solid var(--line);padding:15px 6px;vertical-align:top;text-align:left}
table.info td:first-child,table.info th:first-child{width:36%;font-weight:600;color:var(--navy)}
ul.tick{list-style:none;padding:0;margin:0}
ul.tick li{position:relative;padding-left:24px;font-size:15px;margin-bottom:11px}
ul.tick li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;background:var(--gold);border-radius:1px}
ul.plain{padding-left:20px;margin:0 0 1em}
ul.plain li{margin-bottom:8px}

/* ---------- FAQ (no JS needed) ---------- */
.faq details{border-bottom:1px solid var(--line);padding:18px 0}
.faq summary{font-family:var(--serif);font-size:18px;color:var(--navy);cursor:pointer;list-style:none;
  display:flex;justify-content:space-between;gap:16px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--gold);font-size:22px;font-family:var(--sans);line-height:1}
.faq details[open] summary::after{content:"\2013"}
.faq details p{margin:12px 0 0;color:var(--muted);font-size:15px}

/* ---------- PEOPLE ---------- */
.people{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:24px}
.person{border:1px solid var(--line);border-radius:4px;padding:14px 16px;font-size:14px}
.person b{display:block;color:var(--navy);font-weight:600}
.person span{font-size:12.5px;color:var(--muted)}

/* ---------- CONTACT / FOOTER ---------- */
.contact-band{background:var(--navy);color:#fff;position:relative;overflow:hidden}
.contact-band .bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.22}
.contact-band .veil{position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(13,34,64,.97) 40%,rgba(13,34,64,.72))}
.contact-band .wrap{position:relative}
.contact-band h2{color:#fff}
.contact-band .lead{color:#c2cedd}
.cboxes{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:34px;max-width:780px}
.cbox{border:1px solid rgba(255,255,255,.22);border-radius:4px;padding:20px 22px}
.cbox b{font-family:var(--serif);font-size:16px;display:block;margin-bottom:8px}
.cbox span{font-size:14px;color:#b9c6d6;line-height:1.9;display:block}
.cbox a{color:var(--gold-soft);text-decoration:none}
.cbox a:hover{text-decoration:underline}

.site-footer{background:#08182e;color:#93a3b6;padding:52px 0 34px;font-size:13.5px}
.site-footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.site-footer h4{color:#fff;font-size:13px;letter-spacing:.14em;text-transform:uppercase;
  font-family:var(--sans);font-weight:600;margin-bottom:14px}
.site-footer a{color:#93a3b6;text-decoration:none;display:block;margin-bottom:9px}
.site-footer a:hover{color:#fff}
.site-footer img{height:30px;margin-bottom:16px}
.site-footer .legal{border-top:1px solid rgba(255,255,255,.12);margin-top:36px;padding-top:22px;
  font-size:11.5px;line-height:1.7;color:#71829a}

/* ---------- RESPONSIVE ---------- */
@media(max-width:1000px){
  .cols-4{grid-template-columns:repeat(2,1fr)}
  .split,.split.even{grid-template-columns:1fr;gap:32px}
  .cols-3{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stats div:nth-child(2){border-right:0}
  .cboxes{grid-template-columns:1fr}
  .people{grid-template-columns:repeat(2,1fr)}
  .site-footer .cols{grid-template-columns:1fr 1fr}
  .burger{display:block}
  .nav{position:absolute;top:74px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:0;padding:8px 24px 20px;display:none}
  .nav.open{display:flex}
  .nav a{padding:13px 0;border-bottom:1px solid var(--line)}
  .nav a:last-child{border-bottom:0;margin-top:12px;text-align:center}
}
@media(max-width:620px){
  .sec{padding:52px 0}
  .cols-2,.cols-4{grid-template-columns:1fr}
  .people{grid-template-columns:1fr}
  .site-footer .cols{grid-template-columns:1fr}
  .rung{grid-template-columns:70px 1fr;gap:14px}
}