/* ===========================================================
   ELEVATE ED SUMMIT — rebuilt site
   Aesthetic: editorial tech / refined. Deep ink navy + warm gold.
   Display: Fraunces  ·  Body/UI: Hanken Grotesk
   =========================================================== */

:root{
  --ink:        #0A0F1C;
  --ink-2:      #0F1626;
  --ink-3:      #18213a;
  --gold:       #F2B53B;
  --gold-deep:  #D99421;
  --gold-soft:  #f7d589;
  --cream:      #F6F2E8;
  --paper:      #FFFFFF;
  --text:       #171B27;
  --muted:      #5C6473;
  --line:       rgba(255,255,255,.12);
  --line-dark:  rgba(16,22,38,.12);
  --maxw:       1180px;
  --r:          18px;
  --shadow:     0 24px 60px -28px rgba(8,12,24,.55);
  --ease:       cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Hanken Grotesk",system-ui,sans-serif;
  color:var(--text);
  background:var(--cream);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  line-height:1.6;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:"Fraunces",Georgia,serif;font-weight:600;line-height:1.05;margin:0;letter-spacing:-.01em}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.eyebrow{
  font-family:"Hanken Grotesk",sans-serif;font-weight:700;
  text-transform:uppercase;letter-spacing:.28em;font-size:.72rem;
  color:var(--gold-deep);
}
.eyebrow.light{color:var(--gold)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.6em;
  font-weight:700;font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;
  padding:15px 28px;border-radius:999px;cursor:pointer;border:1.5px solid transparent;
  transition:transform .25s var(--ease),background .25s var(--ease),color .25s var(--ease),box-shadow .25s var(--ease);
}
.btn-gold{background:var(--gold);color:#231803;box-shadow:0 14px 30px -14px rgba(242,181,59,.8)}
.btn-gold:hover{transform:translateY(-3px);background:var(--gold-soft)}
.btn-ghost{border-color:rgba(255,255,255,.4);color:#fff}
.btn-ghost:hover{background:#fff;color:var(--ink);transform:translateY(-3px)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--ink-3);transform:translateY(-3px)}
.btn .arr{transition:transform .25s var(--ease)}
.btn:hover .arr{transform:translateX(4px)}

/* ---------- Nav ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(10,15,28,.82);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:74px;gap:20px}
.nav-logo img{height:24px;width:auto}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.nav-links a{
  color:#cdd3e0;font-size:.78rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  padding:9px 13px;border-radius:8px;transition:color .2s,background .2s;white-space:nowrap;
}
.nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(255,255,255,.07)}
.nav-links a.cta{color:#231803;background:var(--gold)}
.nav-links a.cta:hover{background:var(--gold-soft)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;flex-direction:column;gap:5px;padding:8px}
.nav-toggle span{width:24px;height:2px;background:#fff;border-radius:2px;transition:.3s}

@media(max-width:940px){
  .nav-toggle{display:flex}
  .nav-links{
    position:absolute;top:74px;left:0;right:0;flex-direction:column;align-items:stretch;
    background:var(--ink);padding:14px 20px 22px;gap:4px;border-bottom:1px solid var(--line);
    transform:translateY(-12px);opacity:0;pointer-events:none;transition:.28s var(--ease);
  }
  .nav-links.open{transform:none;opacity:1;pointer-events:auto}
  .nav-links a{padding:13px;font-size:.85rem}
  .nav.open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav.open .nav-toggle span:nth-child(2){opacity:0}
  .nav.open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;background:var(--ink);color:#fff;overflow:hidden;
  padding:96px 0 110px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(900px 520px at 78% -8%,rgba(242,181,59,.20),transparent 60%),
    radial-gradient(640px 520px at 8% 108%,rgba(60,96,176,.28),transparent 62%);
}
.hero::after{
  content:"";position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:62px 62px;mask-image:radial-gradient(circle at 50% 30%,#000,transparent 78%);
}
.hero .wrap{position:relative;z-index:2}
.hero-present{letter-spacing:.34em;font-size:.74rem;font-weight:700;text-transform:uppercase;color:#aeb6c6}
.hero-wordmark{margin:26px 0 8px;max-width:620px}
.hero-wordmark img{width:100%}
.hero-sub{font-size:clamp(1.05rem,2.4vw,1.5rem);letter-spacing:.04em;color:#e7eaf2;font-weight:500}
.hero-date{
  font-family:"Fraunces",serif;font-size:clamp(2.4rem,7vw,4.6rem);color:var(--gold);
  margin-top:10px;font-weight:600;letter-spacing:-.02em;
}
.hero-cta{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap}

.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- Sections ---------- */
section{padding:84px 0}
.section-dark{background:var(--ink);color:#fff}
.section-cream{background:var(--cream)}
.section-paper{background:var(--paper)}
.lead-head{font-size:clamp(2rem,4.6vw,3.3rem);margin:14px 0 0;max-width:18ch}
.section-dark .lead-head{color:#fff}
.measure{max-width:62ch}
.big-quote{font-size:clamp(1.6rem,3.6vw,2.5rem);line-height:1.22;max-width:24ch}

/* intro split */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.split p{color:var(--muted);font-size:1.05rem}
.section-dark .split p{color:#c7cdda}
.split-media{border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);aspect-ratio:3/2;background:#dfd9c9}
.split-media img{width:100%;height:100%;object-fit:cover}
@media(max-width:820px){.split{grid-template-columns:1fr;gap:30px}}

/* ---------- Lodging ---------- */
.lodge{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:stretch}
.lodge-card{
  background:var(--ink-2);border:1px solid var(--line);border-radius:var(--r);
  padding:38px;color:#fff;box-shadow:var(--shadow);
}
.lodge-rate{font-family:"Fraunces",serif;font-size:2.6rem;color:var(--gold);line-height:1}
.lodge-meta{margin:6px 0 0;color:#aeb6c6}
.lodge-list{list-style:none;padding:0;margin:24px 0;display:grid;gap:14px}
.lodge-list li{display:flex;gap:12px;align-items:flex-start;color:#dfe3ec;font-size:.98rem}
.lodge-list .k{color:var(--gold);font-weight:700;flex:0 0 auto}
.note{font-size:.92rem;color:#f0c46a;background:rgba(242,181,59,.1);border:1px solid rgba(242,181,59,.28);
  padding:12px 16px;border-radius:12px;margin:18px 0 24px}
.lodge-photo{border-radius:var(--r);overflow:hidden;min-height:320px;box-shadow:var(--shadow)}
.lodge-photo img{width:100%;height:100%;object-fit:cover}
@media(max-width:820px){.lodge{grid-template-columns:1fr}}

/* ---------- Logo bands ---------- */
.host-band{display:flex;gap:60px;flex-wrap:wrap;align-items:center;justify-content:center;margin-top:42px}
.host-band img{height:54px;width:auto;opacity:.95}

/* ---------- Tracks ---------- */
.tracks{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:46px}
.track{
  position:relative;background:var(--paper);border:1px solid var(--line-dark);border-radius:var(--r);
  padding:34px 32px;transition:transform .3s var(--ease),box-shadow .3s var(--ease);overflow:hidden;
}
.track::before{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:var(--gold)}
.track:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.track .num{font-family:"Fraunces",serif;font-size:1.1rem;color:var(--gold-deep);font-weight:600}
.track h3{font-size:1.5rem;margin:8px 0 12px;letter-spacing:-.01em}
.track p{color:var(--muted);font-size:.98rem;margin:0}
@media(max-width:760px){.tracks{grid-template-columns:1fr}}

/* ---------- Schedule ---------- */
.day-head{display:flex;align-items:baseline;gap:16px;margin:0 0 6px}
.day-head h3{font-size:1.9rem}
.day-head .tag{font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;font-weight:700;color:var(--gold-deep)}
.timeline{margin:26px 0 60px;border-left:2px solid var(--line-dark);padding-left:0}
.slot{
  display:grid;grid-template-columns:170px 1fr;gap:26px;align-items:baseline;
  padding:22px 0 22px 30px;position:relative;border-bottom:1px solid var(--line-dark);
}
.slot::before{content:"";position:absolute;left:-7px;top:30px;width:12px;height:12px;border-radius:50%;
  background:var(--gold);border:3px solid var(--cream)}
.slot .time{font-weight:700;color:var(--text);font-size:1rem;letter-spacing:.02em}
.slot .ev{font-family:"Fraunces",serif;font-size:1.4rem;color:var(--text)}
.slot .ev small{display:block;font-family:"Hanken Grotesk",sans-serif;font-size:.92rem;color:var(--muted);font-weight:400;margin-top:4px;letter-spacing:0;text-transform:none}
.slot.feature .ev{color:var(--gold-deep)}
@media(max-width:640px){.slot{grid-template-columns:1fr;gap:4px}}

/* ---------- Speakers ---------- */
.spk-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:48px}
@media(max-width:900px){.spk-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.spk-grid{grid-template-columns:1fr}}
.spk{
  background:var(--paper);border:1px solid var(--line-dark);border-radius:var(--r);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.spk:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.spk-photo{aspect-ratio:1/1;overflow:hidden;background:#e7e1d2}
.spk-photo img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.spk:hover .spk-photo img{transform:scale(1.05)}
.spk-body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1}
.spk-name{font-size:1.32rem;letter-spacing:-.01em}
.spk-role{color:var(--gold-deep);font-weight:700;font-size:.85rem;margin:6px 0 12px;letter-spacing:.01em}
.spk-bio{color:var(--muted);font-size:.92rem;margin:0;
  display:-webkit-box;-webkit-line-clamp:5;-webkit-box-orient:vertical;overflow:hidden}
.spk-more{margin-top:14px;align-self:flex-start;background:none;border:0;cursor:pointer;
  font-weight:700;font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink);
  border-bottom:2px solid var(--gold);padding:0 0 3px}
.spk.open .spk-bio{-webkit-line-clamp:unset;overflow:visible}

/* ---------- Partners ---------- */
.tier{margin-top:56px}
.tier:first-of-type{margin-top:40px}
.tier h2{font-size:1.5rem;text-transform:uppercase;letter-spacing:.16em;font-family:"Hanken Grotesk",sans-serif;
  font-weight:800;color:var(--text);font-size:1.05rem}
.tier .rule{height:2px;background:linear-gradient(90deg,var(--gold),transparent);margin:14px 0 30px;max-width:120px}
.logo-row{display:flex;flex-wrap:wrap;gap:20px;align-items:stretch}
.logo-card{
  background:var(--paper);border:1px solid var(--line-dark);border-radius:14px;
  display:flex;align-items:center;justify-content:center;padding:26px 34px;min-height:108px;
  flex:1 1 200px;transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.logo-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.logo-card img{max-height:56px;width:auto;object-fit:contain}
.logo-card.tall img{max-height:74px}
.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.adv-grid .logo-card{flex:none;min-height:96px;padding:20px}
.adv-grid .logo-card img{max-height:48px}
@media(max-width:900px){.adv-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:600px){.adv-grid{grid-template-columns:repeat(2,1fr)}}
.partner-cta{
  margin-top:64px;background:var(--ink);color:#fff;border-radius:var(--r);padding:48px;text-align:center;
  box-shadow:var(--shadow);
}
.partner-cta h2{font-size:1.9rem;color:#fff}
.partner-cta p{color:#c7cdda;max-width:52ch;margin:12px auto 0}

/* ---------- Page header (interior) ---------- */
.page-head{background:var(--ink);color:#fff;padding:74px 0 64px;position:relative;overflow:hidden}
.page-head::after{content:"";position:absolute;inset:0;opacity:.4;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:58px 58px;mask-image:radial-gradient(circle at 30% 0,#000,transparent 75%)}
.page-head .wrap{position:relative;z-index:2}
.page-head h1{font-size:clamp(2.6rem,6vw,4.4rem);margin-top:10px}
.page-head p{color:#c7cdda;max-width:60ch;margin:18px 0 0;font-size:1.05rem}

/* ---------- Footer ---------- */
.footer{background:#070b14;color:#fff;padding:64px 0 40px}
.foot-top{display:flex;flex-wrap:wrap;gap:40px;justify-content:space-between;align-items:flex-start}
.foot-logos{display:flex;gap:30px;align-items:center;flex-wrap:wrap}
.foot-logos img{height:40px;width:auto}
.foot-contact{font-size:.95rem;color:#aeb6c6}
.foot-contact .lbl{text-transform:uppercase;letter-spacing:.2em;font-size:.7rem;color:var(--gold);font-weight:700;margin-bottom:8px}
.foot-contact a{color:#fff;border-bottom:1px solid var(--gold)}
.foot-bottom{margin-top:46px;border-top:1px solid var(--line);padding-top:22px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;font-size:.8rem;color:#6f7890}
.foot-bottom nav{display:flex;gap:18px;flex-wrap:wrap}
.foot-bottom a:hover{color:#fff}