/* ============================================================
   Watergate Fountain — Design System
   Direction: scholarly & prestigious. Deep water-blue + fountain gold.
   Display: 'Fraunces' serif (restraint). Body: 'Inter'.
   Signature: the "rising fountain" gold accent in the hero.
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&family=Inter:wght@400;500;600;700&display=swap');
:root{
  --navy:#0A2E52;--navy-2:#0E3E6E;--navy-3:#082742;
  --gold:#C6A35C;--gold-2:#E4C987;
  --ink:#12212F;--muted:#5A6B7B;--paper:#FBFAF7;--paper-2:#F3F1EA;
  --line:#E4E1D8;--line-navy:rgba(255,255,255,.14);
  --ok:#166534;--ok-bg:#ECFDF5;--err:#991B1B;--err-bg:#FDECEC;--info:#1E40AF;--info-bg:#EEF3FC;
  --shadow:0 10px 40px -12px rgba(10,46,82,.22);--r:16px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3,.display{font-family:'Fraunces',Georgia,serif;color:var(--navy);line-height:1.12;font-weight:600;letter-spacing:-.01em}
a{color:var(--navy-2);text-decoration:none}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.eyebrow{font-size:.72rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--gold)}
.muted{color:var(--muted)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:999px;border:1px solid transparent;cursor:pointer;font-weight:600;font-size:.95rem;font-family:inherit;transition:transform .15s ease,box-shadow .2s ease,background .2s}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover{background:var(--navy-2);box-shadow:0 8px 24px -8px rgba(10,46,82,.5)}
.btn-gold{background:var(--gold);color:#3a2c00}
.btn-gold:hover{background:var(--gold-2)}
.btn-ghost{background:transparent;color:#fff;border-color:var(--line-navy)}
.btn-ghost:hover{background:rgba(255,255,255,.08)}
.btn-outline{background:#fff;color:var(--navy);border-color:var(--line)}
.topbar{position:sticky;top:0;z-index:40;background:rgba(10,46,82,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line-navy)}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:12px;color:#fff;font-family:'Fraunces',serif;font-weight:600;font-size:1.2rem;letter-spacing:-.01em}
.brand .mark{width:38px;height:38px;flex:none;border-radius:10px;background:linear-gradient(160deg,var(--gold-2),var(--gold));display:flex;align-items:center;justify-content:center;color:var(--navy-3)}
.brand .mark svg{width:22px;height:22px}
.nav{display:flex;align-items:center;gap:26px}
.nav a{color:#cdd9e6;font-weight:500;font-size:.92rem;position:relative;padding:4px 0}
.nav a:hover{color:#fff}
.nav a::after{content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;background:var(--gold);transition:width .22s ease}
.nav a:hover::after{width:100%}
.hero{position:relative;background:radial-gradient(120% 140% at 80% -10%,var(--navy-2),var(--navy-3) 60%);color:#fff;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(to top,rgba(198,163,92,0),rgba(198,163,92,.5) 60%,rgba(198,163,92,0)),linear-gradient(to top,rgba(198,163,92,0),rgba(198,163,92,.25) 60%,rgba(198,163,92,0));background-size:1px 60%,1px 42%;background-position:72% 100%,78% 100%;background-repeat:no-repeat;opacity:.7;-webkit-mask-image:radial-gradient(60% 80% at 75% 60%,#000,transparent);mask-image:radial-gradient(60% 80% at 75% 60%,#000,transparent)}
.hero .wrap{position:relative;padding:96px 24px 104px}
.hero h1{font-size:clamp(2.4rem,5vw,3.8rem);color:#fff;max-width:14ch;font-weight:600}
.hero h1 .accent{color:var(--gold-2);font-style:italic}
.hero p.lede{margin-top:20px;color:#c6d5e4;max-width:52ch;font-size:1.12rem}
.hero .cta{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap}
.rail{display:flex;gap:0;margin-top:56px;border-top:1px solid var(--line-navy);border-bottom:1px solid var(--line-navy)}
.rail .cell{flex:1;padding:22px 0}
.rail .cell+.cell{border-left:1px solid var(--line-navy);padding-left:24px}
.rail .n{font-family:'Fraunces',serif;font-size:2rem;color:var(--gold-2);font-weight:600}
.rail .l{font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;color:#9fb3c6;margin-top:2px}
section{padding:84px 0}
.section-head{max-width:60ch}
.section-head h2{font-size:clamp(1.8rem,3.4vw,2.6rem);margin:.4rem 0 0}
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:44px}
.pillar{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px;transition:transform .2s,box-shadow .2s}
.pillar:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.pillar .step{font-family:'Fraunces',serif;font-size:.9rem;color:var(--gold);font-weight:600}
.pillar h3{font-size:1.3rem;margin:.5rem 0}
.pillar p{color:var(--muted);font-size:.96rem;margin:0}
.band{background:var(--navy-3);color:#fff}
.band h2{color:#fff}
.band .muted{color:#a9bccd}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px}
label{display:block;font-size:.82rem;font-weight:600;color:var(--navy);margin:14px 0 6px}
.req{color:var(--gold);font-weight:700}
input,select,textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-size:.96rem;font-family:inherit;background:#fff;transition:border .15s,box-shadow .15s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--navy-2);box-shadow:0 0 0 3px rgba(14,62,110,.12)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
.help{font-size:.8rem;color:var(--muted);margin-top:4px}
.alert{padding:13px 16px;border-radius:12px;font-size:.92rem;margin-bottom:16px;border:1px solid transparent}
.alert-error{background:var(--err-bg);color:var(--err);border-color:#f3c9c9}
.alert-ok{background:var(--ok-bg);color:var(--ok);border-color:#bfe3ce}
.alert-info{background:var(--info-bg);color:var(--info);border-color:#c9d8f3}
.center{min-height:78vh;display:flex;align-items:center;justify-content:center;padding:40px 24px}
.narrow{width:100%;max-width:440px}
.wide-form{width:100%;max-width:760px}
.verify-result{margin-top:18px;border-radius:12px;padding:18px;border:1px solid var(--line)}
.verify-result.valid{background:var(--ok-bg);border-color:#bfe3ce}
.verify-result.revoked,.verify-result.not_found{background:var(--err-bg);border-color:#f3c9c9}
.admin{display:flex;min-height:100vh}
.side{width:246px;flex:none;background:var(--navy-3);color:#fff;padding:20px 0;position:sticky;top:0;height:100vh;overflow-y:auto}
.side .brand{padding:0 20px 18px;font-size:1.05rem}
.side .group{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:#7f97ac;padding:16px 20px 6px}
.side a{display:flex;align-items:center;gap:10px;color:#c7d5e3;padding:10px 20px;font-size:.92rem;font-weight:500}
.side a:hover{background:rgba(255,255,255,.06);color:#fff}
.side a.active{color:#fff;background:rgba(198,163,92,.16);box-shadow:inset 3px 0 0 var(--gold)}
.side a.soon{color:#6f889d;pointer-events:none}
.side a.soon small{margin-left:auto;font-size:.62rem;opacity:.7}
.content{flex:1;padding:30px 34px;background:var(--paper);min-width:0}
.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;gap:16px;flex-wrap:wrap}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:16px}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px}
.stat-card .n{font-family:'Fraunces',serif;font-size:2rem;color:var(--navy);font-weight:600;line-height:1}
.stat-card .l{color:var(--muted);font-size:.85rem;margin-top:6px}
.table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.table th{text-align:left;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);padding:12px 16px;background:var(--paper-2);border-bottom:1px solid var(--line)}
.table td{padding:13px 16px;border-bottom:1px solid var(--line);font-size:.92rem}
.table tr:last-child td{border-bottom:0}
.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:.74rem;font-weight:600}
.badge-sub{background:#EEF3FC;color:#1E40AF}
.badge-admitted{background:#ECFDF5;color:#166534}
.badge-rejected{background:#FDECEC;color:#991B1B}
.badge-review{background:#FEF6E7;color:#92400E}
.badge-waitlisted{background:#F3F0FA;color:#5B21B6}
.footer{background:var(--navy-3);color:#93a8bd;padding:40px 0;font-size:.86rem}
.footer .wrap{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.footer a{color:#c7d5e3}
@media(max-width:820px){.pillars{grid-template-columns:1fr}.grid2{grid-template-columns:1fr}.rail{flex-wrap:wrap}.rail .cell{min-width:45%}.rail .cell+.cell{border-left:0;padding-left:0}.side{position:fixed;left:-260px;transition:left .2s;z-index:50}.side.open{left:0}.content{padding:20px}.nav{display:none}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto}}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px}

/* ---- Lesson content interactivity (v1.3.0) ---- */
.lesson-body details{border:1px solid var(--line);border-radius:10px;margin:14px 0;background:var(--paper-2)}
.lesson-body details summary{cursor:pointer;padding:12px 16px;font-weight:600;color:var(--navy);list-style:none}
.lesson-body details summary::before{content:"▸ ";color:var(--gold)}
.lesson-body details[open] summary::before{content:"▾ "}
.lesson-body details > div{padding:0 16px 14px;border-top:1px dashed var(--line);padding-top:10px}
.lesson-body .activity{border-left:4px solid var(--gold);background:#FBF7EE;border-radius:0 10px 10px 0;padding:14px 16px;margin:16px 0}
.lesson-body .activity strong:first-child{color:#8a6d2f}
.lesson-body .keybox{background:var(--paper-2);border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin:16px 0}
.lesson-body .example{border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin:16px 0}
.lesson-body .example > strong:first-child{display:block;color:var(--navy);margin-bottom:6px}
.lesson-body table{width:100%;border-collapse:collapse;margin:12px 0;font-size:.9rem}
.lesson-body table th,.lesson-body table td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
.lesson-body table th{background:var(--paper-2)}

/* --- table-mobile-scroll: wide tables become swipeable on small screens --- */
@media (max-width: 860px){
  table.table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;white-space:nowrap}
  table.table th, table.table td{font-size:.85rem}
}