/* Dubai Family Office Summit — design system
   Dark charcoal + warm gold + cream, Cormorant Garamond / Inter.
   Mirrors the conventions of site_saudi but tuned to the Dubai brand. */

:root{
  --bg:#0b0c0f;
  --bg-2:#121318;
  --bg-3:#1a1c22;
  --ink:#ede8dc;
  --ink-dim:#a3a3ad;
  --gold:#c9a45c;
  --gold-bright:#e3c47f;
  --gold-deep:#9c7a3a;
  --line:rgba(201,164,92,.22);
  --serif:'Cormorant Garamond',Georgia,serif;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;
}
.light-band{
  --bg:#f7f3ea;
  --bg-2:#fffdf8;
  --bg-3:#ece4d5;
  --ink:#23262f;
  --ink-dim:#5f636e;
  --gold:#9c7219;
  --gold-bright:#b0812a;
  --line:rgba(150,112,40,.26);
  background:var(--bg);color:var(--ink);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--sans);font-weight:300;line-height:1.7;-webkit-font-smoothing:antialiased}
::selection{background:var(--gold);color:#0b0c0f}
img{max-width:100%}

.wrap{max-width:1180px;margin:0 auto;padding:0 32px}
section{position:relative;background:var(--bg)}

.kicker{font-size:12px;letter-spacing:.32em;text-transform:uppercase;color:var(--gold);font-weight:500;display:flex;align-items:center;gap:16px}
.kicker::before{content:"";width:36px;height:1px;background:var(--gold)}
.kicker.center{justify-content:center}
.kicker.center::after{content:"";width:36px;height:1px;background:var(--gold)}
h1,h2{font-family:var(--serif);font-weight:500;letter-spacing:.01em}
h2{font-size:clamp(34px,4.2vw,52px);line-height:1.12;margin:22px 0 18px}
h2 em,h1 em{font-style:italic;color:var(--gold-bright)}
h3{font-family:var(--serif);font-weight:600;font-size:24px;line-height:1.25}
.lede{color:var(--ink-dim);font-size:17px;max-width:680px}
.center{text-align:center}
.center .lede{margin:0 auto}

/* ---------- NAV ---------- */
nav{position:fixed;inset:0 0 auto;z-index:50;background:#191919}
.nav-in{padding:0 0 0 32px;height:80px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.nav-panel{height:100%;display:flex;align-items:center;background:linear-gradient(90deg,rgb(152,151,149) 0%,rgb(47,43,54) 100%);border-radius:0 0 0 40px;padding:0 40px 0 56px}
.brand{display:flex;align-items:center;gap:16px;text-decoration:none;color:var(--ink)}
.brand-logo{height:56px;width:auto;display:block}
.brand-meta{font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-bright);line-height:1.6;border-left:1px solid var(--line);padding-left:16px}
.nav-links{display:flex;gap:24px;align-items:center}
.nav-links a{position:relative;color:var(--ink);text-decoration:none;font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;font-weight:400;transition:color .25s;white-space:nowrap}
.nav-links a:hover,.nav-links a.active{color:var(--gold-bright)}
.nav-links a:not(.btn)::after{content:"";position:absolute;left:0;right:0;bottom:-7px;height:1px;background:var(--gold-bright);transform:scaleX(0);transform-origin:left;transition:transform .32s ease}
.nav-links a:not(.btn):hover::after,.nav-links a.active:not(.btn)::after{transform:scaleX(1)}

.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 30px;border:1px solid var(--gold);color:var(--gold-bright);text-decoration:none;font-size:12.5px;letter-spacing:.22em;text-transform:uppercase;font-weight:500;background:linear-gradient(120deg,rgba(201,164,92,.14),rgba(201,164,92,.03));transition:all .3s;cursor:pointer}
.btn:hover{background:var(--gold);color:#0b0c0f}
.btn.solid{background:var(--gold);color:#0b0c0f}
.btn.solid:hover{background:var(--gold-bright);border-color:var(--gold-bright)}
.btn.small{padding:11px 22px;font-size:11.5px}

.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;padding:10px;background:none;border:none;cursor:pointer}
.nav-toggle span{display:block;height:2px;width:100%;background:var(--gold-bright);border-radius:2px;transition:transform .3s ease,opacity .2s ease}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{display:none;position:fixed;inset:80px 0 auto;z-index:49;background:rgba(11,12,15,.97);border-bottom:1px solid var(--line);padding:18px 32px 30px;flex-direction:column;gap:4px}
.mobile-menu.open{display:flex}
.mobile-menu a{color:var(--ink);text-decoration:none;font-size:14px;letter-spacing:.14em;text-transform:uppercase;padding:13px 0;border-bottom:1px solid rgba(201,164,92,.1)}
.mobile-menu a:hover{color:var(--gold-bright)}
@media(max-width:1020px){
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .brand-meta{display:none}
  .nav-panel{background:none;border-radius:0;padding:0 16px}
}

/* ---------- HERO ---------- */
.hero{position:relative;min-height:92vh;display:flex;align-items:flex-end;padding:170px 0 90px;overflow:hidden;isolation:isolate}
.hero-bg{position:absolute;inset:0;z-index:-2}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:center 35%;animation:heroDrift 26s ease-in-out infinite alternate}
.hero-bg video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center}
@media(prefers-reduced-motion:reduce){.hero-bg video{display:none}}
@keyframes heroDrift{from{transform:scale(1)}to{transform:scale(1.07)}}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(11,12,15,.62) 0%,rgba(11,12,15,.25) 42%,rgba(11,12,15,.88) 100%)}
.hero.has-video::after{background:linear-gradient(180deg,rgba(11,12,15,.76) 0%,rgba(11,12,15,.55) 42%,rgba(11,12,15,.92) 100%)}
.hero h1{font-size:clamp(46px,6.4vw,86px);line-height:1.04;max-width:820px}
.hero-grid{display:flex;justify-content:space-between;align-items:flex-end;gap:48px;flex-wrap:wrap}
.hero-side{border-left:1px solid var(--gold);padding-left:26px;max-width:330px}
.hero-side .date{font-family:var(--serif);font-size:30px;line-height:1.3;color:var(--gold-bright)}
.hero-side .place{color:var(--ink-dim);font-size:15px;letter-spacing:.08em;text-transform:uppercase;margin:10px 0 24px}
.hero .kicker{margin-bottom:26px}
@media(max-width:700px){.hero{padding:150px 0 60px}.hero-grid{gap:30px}}
@media(min-height:1300px){.hero{min-height:820px!important}}

/* ---------- SECTION SPACING ---------- */
.sec{padding:110px 0}
.sec.tight{padding:80px 0}
@media(max-width:700px){.sec{padding:70px 0}}

/* ---------- STATS ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:56px}
.stat{background:var(--bg-2);padding:42px 34px}
.stat .num{font-family:var(--serif);font-size:52px;color:var(--gold-bright);line-height:1;margin-bottom:8px}
.stat .lbl{font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:var(--gold);margin-bottom:14px}
.stat p{color:var(--ink-dim);font-size:14px;line-height:1.65}
@media(max-width:1000px){.stats{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.stats{grid-template-columns:1fr}}

/* ---------- CARDS ---------- */
.cards{display:grid;gap:26px;margin-top:56px}
.cards.c3{grid-template-columns:repeat(3,1fr)}
.cards.c2{grid-template-columns:1fr 1fr}
@media(max-width:1000px){.cards.c3{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.cards.c3,.cards.c2{grid-template-columns:1fr}}
.card{background:var(--bg-2);border:1px solid var(--line);padding:38px 34px;transition:border-color .3s,transform .3s}
.card:hover{border-color:var(--gold);transform:translateY(-4px)}
.card h3{color:var(--gold-bright);margin-bottom:14px;font-size:22px}
.card p{color:var(--ink-dim);font-size:14.5px}
.card .tag{display:inline-block;font-size:11px;letter-spacing:.26em;text-transform:uppercase;color:var(--gold);border:1px solid var(--line);padding:6px 14px;margin-bottom:20px}

/* ---------- SPEAKER GRID ---------- */
.spk-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;margin-top:56px}
@media(max-width:1020px){.spk-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:760px){.spk-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:460px){.spk-grid{grid-template-columns:1fr}}
.spk{background:var(--bg-2);border:1px solid var(--line);overflow:hidden;transition:border-color .3s,transform .3s}
.spk:hover{border-color:var(--gold);transform:translateY(-4px)}
.spk .ph{position:relative;aspect-ratio:4/5;overflow:hidden}
.spk .ph img{width:100%;height:100%;object-fit:cover;object-position:top center;filter:saturate(.92);transition:transform .5s ease}
.spk:hover .ph img{transform:scale(1.05)}
.spk .badge{position:absolute;left:0;bottom:0;background:rgba(11,12,15,.85);color:var(--gold-bright);font-size:10px;letter-spacing:.22em;text-transform:uppercase;padding:7px 12px;border-top:1px solid var(--line);border-right:1px solid var(--line)}
.spk .info{padding:20px 20px 24px}
.spk .nm{font-family:var(--serif);font-size:21px;font-weight:600;line-height:1.2;margin-bottom:6px}
.spk .rl{color:var(--ink-dim);font-size:13px;line-height:1.55}
.spk .org{color:var(--gold);font-size:12px;letter-spacing:.08em;text-transform:uppercase;margin-top:8px}

/* ---------- LOGO WALLS ---------- */
.logo-wall{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:18px;margin-top:40px}
.logo-wall .cell{background:#fffdf8;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;padding:20px;min-height:104px}
.logo-wall .cell img{max-height:64px;width:auto;max-width:100%;object-fit:contain}

/* ---------- LISTS ---------- */
.rule-list{margin-top:48px;border-top:1px solid var(--line)}
.rule-list li{list-style:none;display:flex;gap:26px;align-items:baseline;padding:22px 8px;border-bottom:1px solid var(--line);font-size:16px}
.rule-list li .n{font-family:var(--serif);color:var(--gold-bright);font-size:20px;min-width:34px}

/* ---------- FAQ ---------- */
.faq{margin-top:48px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:24px 6px;font-family:var(--serif);font-size:22px;font-weight:600}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--sans);font-weight:300;font-size:26px;color:var(--gold);transition:transform .3s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .a{padding:0 6px 26px;color:var(--ink-dim);font-size:15px;max-width:860px}
.faq .a p+p{margin-top:12px}

/* ---------- BANDS ---------- */
.gold-band{background:linear-gradient(120deg,#a37f36,#c9a45c 45%,#a37f36);color:#141310}
.gold-band .kicker{color:#141310}.gold-band .kicker::before{background:#141310}
.gold-band h2{color:#141310}
.cta-band{text-align:center;padding:120px 0;background:radial-gradient(ellipse at 50% 120%,rgba(201,164,92,.22),transparent 60%),var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cta-band .big{font-family:var(--serif);font-size:clamp(38px,5vw,64px);line-height:1.1;margin:20px 0 14px}

/* ---------- FORMS ---------- */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:44px}
.form-grid .full{grid-column:1/-1}
@media(max-width:640px){.form-grid{grid-template-columns:1fr}}
.field label{display:block;font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);margin-bottom:9px}
.field input,.field textarea,.field select{width:100%;background:var(--bg-2);border:1px solid var(--line);color:var(--ink);padding:15px 16px;font-family:var(--sans);font-size:15px;font-weight:300;transition:border-color .25s;border-radius:0;-webkit-appearance:none}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--gold)}
.form-msg{margin-top:18px;font-size:14px}
.form-msg.ok{color:#8fc98f}.form-msg.err{color:#d98f8f}
.checkline{display:flex;gap:12px;align-items:flex-start;font-size:13.5px;color:var(--ink-dim)}
.checkline input{width:auto;margin-top:5px;accent-color:var(--gold)}

/* ---------- FOOTER ---------- */
footer{background:#08090b;border-top:1px solid var(--line);padding:70px 0 40px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:48px}
@media(max-width:800px){.foot-grid{grid-template-columns:1fr}}
footer .brand-logo{height:76px;margin-bottom:20px}
footer p,footer a{color:var(--ink-dim);font-size:14px;text-decoration:none}
footer a:hover{color:var(--gold-bright)}
footer h4{font-size:12px;letter-spacing:.26em;text-transform:uppercase;color:var(--gold);margin-bottom:18px;font-weight:500}
footer li{list-style:none;margin-bottom:10px}
.foot-base{margin-top:56px;padding-top:26px;border-top:1px solid rgba(201,164,92,.12);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:12.5px;color:var(--ink-dim)}

/* ---------- REVEAL ANIMATION ---------- */
.rv{opacity:0;transform:translateY(26px);transition:opacity .8s ease,transform .8s ease}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .rv{opacity:1;transform:none;transition:none}
  .hero-bg img{animation:none}
}