/* SUMMIT: colours and fonts. Change these few lines to make it yours. */
:root {
  --bg: #F7F8FC; --paper: #FFFFFF; --ink: #13204A; --mute: #5F6A8A; --line: #E2E6F2;
  --coral: #FF5C5C; --sun: #FFC94A; --sky: #7FB2FF; --mint: #5ED6A0; --navy: #13204A;
  --display: "Unbounded", system-ui, sans-serif; --body: "Inter", system-ui, sans-serif;
  --b-bg: var(--bg); --b-paper: var(--paper); --b-ink: var(--ink); --b-mute: var(--mute); --b-line: var(--line); --b-soft: #EDF0FA;
  --b-accent: var(--coral); --b-accent-ink: #fff; --b-display: var(--display); --b-body: var(--body); --b-radius: 22px; --b-card: 20px;
}
html[lang="ar"] { --display: "Rubik", sans-serif; --body: "Rubik", system-ui, sans-serif; }
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 16px/1.6 var(--body); overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; }
.wrap { width: min(1260px, 100% - 40px); margin-inline: auto; }
h1, h2, h3 { font-family: var(--display); font-weight: 700; letter-spacing: -.03em; line-height: 1; }
h1 em, h2 em { font-style: normal; color: var(--coral); }
html[lang="ar"] h1, html[lang="ar"] h2, html[lang="ar"] h3 { letter-spacing: 0; line-height: 1.25; font-weight: 800; }
.kick { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 16px; padding: 7px 14px; border-radius: 999px; background: var(--paper); box-shadow: 0 0 0 1px var(--line); font-weight: 700; font-size: 13.5px; }
.kick::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--coral); }
.lead { color: var(--mute); font-size: clamp(16px, 1.4vw, 19px); max-width: 32em; }
.sec { padding: clamp(70px, 9vw, 120px) 0; }
.sec-head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 36px; }
.sec-head h2 { margin: 0; font-size: clamp(36px, 5.2vw, 74px); }
.sec-head.center { justify-content: center; text-align: center; }
.btn { font-weight: 700; }

/* header */
.top { position: sticky; top: 0; z-index: 100; background: color-mix(in srgb, var(--bg) 86%, transparent); backdrop-filter: blur(14px); transition: box-shadow .3s; }
.top.is-scrolled { box-shadow: 0 1px 0 var(--line); }
.top-in { display: flex; align-items: center; gap: 22px; height: 74px; }
.logo { display: inline-flex; align-items: center; gap: 9px; font: 800 22px/1 var(--display); text-decoration: none; letter-spacing: -.03em; }
.logo svg { width: 34px; height: 34px; fill: var(--coral); }
.logo svg path { stroke: var(--ink); stroke-width: 2; stroke-linejoin: round; }
.nav { display: flex; gap: 4px; margin-inline-start: auto; }
.nav a { padding: 10px 14px; border-radius: 999px; font-weight: 600; text-decoration: none; }
.nav a:hover { background: #E9EDFA; }
.top-r { display: flex; align-items: center; gap: 10px; }
.lang { height: 44px; padding: 0 14px; border: 1px solid var(--line); border-radius: 999px; background: var(--paper); color: var(--ink); font: 600 14px var(--body); cursor: pointer; }
.bag { position: relative; display: grid; place-items: center; width: 44px; height: 44px; border: 0; border-radius: 50%; background: var(--ink); color: #fff; cursor: pointer; }
.bag svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linejoin: round; }
.bag b { position: absolute; top: -4px; inset-inline-end: -4px; min-width: 21px; height: 21px; padding: 0 5px; border-radius: 99px; background: var(--sun); color: var(--ink); font-size: 12px; line-height: 21px; text-align: center; }
.top-go { min-height: 44px; }
.menu-btn { display: none; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 50%; background: var(--paper); cursor: pointer; }
.menu-btn svg { width: 22px; height: 22px; fill: none; stroke: var(--ink); stroke-width: 2; stroke-linecap: round; }

/* hero */
.hero { position: relative; padding: 30px 0 60px; overflow: hidden; }
.hero-in { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 40px; align-items: center; min-height: min(720px, calc(100vh - 74px)); }
.hero-copy h1 { margin: 0 0 18px; font-size: clamp(48px, 7vw, 108px); }
.cd { display: flex; gap: 10px; margin: 26px 0 26px; }
.cd div { display: grid; justify-items: center; min-width: 82px; padding: 14px 10px; border-radius: 18px; background: var(--ink); color: #fff; }
.cd b { font: 700 34px/1 var(--display); font-variant-numeric: tabular-nums; }
.cd span { margin-top: 6px; color: #A9B4D6; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; }
html[lang="ar"] .cd span { letter-spacing: 0; }
.cd .live { min-width: 0; padding: 14px 22px; background: var(--coral); font: 700 18px var(--display); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-cta .btn { min-height: 56px; padding: 0 26px; }
.hero-art { position: relative; aspect-ratio: 1 / 1.05; width: min(100%, 560px); margin-inline: auto; }
.orb { position: absolute; border-radius: 50%; filter: blur(2px); }
.o1 { top: -2%; inset-inline-end: -4%; width: 46%; aspect-ratio: 1; background: var(--sun); }
.o2 { bottom: 4%; inset-inline-start: -6%; width: 34%; aspect-ratio: 1; background: var(--sky); }
.frame { position: absolute; inset: 8% 6% 12% 6%; border-radius: 40px; overflow: hidden; transform: rotate(-3deg); box-shadow: 0 40px 70px -40px rgba(19, 32, 74, .7); }
.frame img { width: 100%; height: 100%; object-fit: cover; }
.faces { position: absolute; bottom: 4%; inset-inline-end: 4%; display: flex; align-items: center; padding: 10px 14px 10px 10px; border-radius: 999px; background: #fff; box-shadow: 0 20px 40px -20px rgba(19, 32, 74, .5); }
.faces img { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; border: 3px solid #fff; margin-inline-start: -12px; }
.faces img:first-child { margin-inline-start: 0; }
.faces span { margin-inline-start: 10px; font-weight: 700; font-size: 14px; }
.badge26 { position: absolute; top: 4%; inset-inline-start: 0; display: grid; place-items: center; width: 110px; height: 110px; border-radius: 50%; background: var(--coral); color: #fff; transform: rotate(-12deg); box-shadow: 0 0 0 8px var(--bg); }
.badge26 b { font: 800 44px/1 var(--display); }

/* numbers */
.nums { padding: 0 0 20px; }
.nums-in { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.num { padding: 26px; border-radius: 22px; background: var(--paper); box-shadow: 0 0 0 1px var(--line); }
.num b { display: block; font: 700 clamp(36px, 4.4vw, 58px)/1 var(--display); color: var(--ink); }
.num:nth-child(2) b { color: var(--coral); }
.num:nth-child(3) b { color: #3B7BEA; }
.num span { color: var(--mute); font-weight: 600; }

/* agenda */
.tracks { display: flex; flex-wrap: wrap; gap: 8px; }
.tracks span { display: inline-flex; align-items: center; gap: 7px; padding: 6px 12px; border-radius: 999px; background: var(--paper); box-shadow: 0 0 0 1px var(--line); font-weight: 600; font-size: 13.5px; }
.tracks i { width: 10px; height: 10px; border-radius: 50%; }
.ag-tabs { display: flex; gap: 8px; margin-bottom: 18px; overflow-x: auto; scrollbar-width: none; }
.ag-tabs button { flex: none; min-height: 48px; padding: 0 22px; border: 0; border-radius: 999px; background: #E9EDFA; color: var(--ink); font: 700 15px var(--body); cursor: pointer; }
.ag-tabs button.on { background: var(--ink); color: #fff; }
.ag-list { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
.ag-row { position: relative; display: grid; grid-template-columns: 110px minmax(0, 1fr) auto; gap: 20px; align-items: center; padding: 20px 24px; border-radius: 20px; background: var(--paper); box-shadow: 0 0 0 1px var(--line); overflow: hidden; }
.ag-row::before { content: ""; position: absolute; inset-block: 0; inset-inline-start: 0; width: 6px; background: var(--tc, var(--coral)); }
.ag-t { font: 700 20px/1 var(--display); }
.ag-b b { display: block; font-size: 18px; line-height: 1.3; }
.ag-b small { color: var(--mute); }
.ag-tag { display: inline-block; margin-inline-end: 8px; padding: 2px 9px; border-radius: 999px; background: color-mix(in srgb, var(--tc) 22%, #fff); font-size: 12px; font-weight: 700; }
.ag-who { display: flex; align-items: center; gap: 8px; }
.ag-who img { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; border: 3px solid #fff; margin-inline-start: -14px; }
.ag-who img:first-child { margin-inline-start: 0; }
.ag-who span { font-weight: 600; font-size: 14px; }

/* speakers */
.sp-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 18px; }
.spk { margin: 0; }
.spk-img { position: relative; aspect-ratio: 3 / 4; border-radius: 24px; overflow: hidden; background: #E9EDFA; }
.spk-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s; }
.spk:hover .spk-img img { transform: scale(1.06); }
.spk-img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(transparent 55%, rgba(255, 92, 92, .55)); opacity: 0; transition: opacity .4s; }
.spk:hover .spk-img::after { opacity: 1; }
.spk b { display: block; margin-top: 12px; font: 700 18px var(--display); letter-spacing: -.02em; }
.spk span { color: var(--mute); font-size: 14px; }

/* tickets */
.tickets { background: var(--ink); color: #fff; }
.tickets .kick { background: rgba(255, 255, 255, .1); box-shadow: none; }
.tk-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; align-items: stretch; }
.tk { position: relative; display: flex; flex-direction: column; gap: 10px; padding: 28px 24px; border-radius: 26px; background: #1C2B5E; }
.tk::before, .tk::after { content: ""; position: absolute; top: 118px; width: 26px; height: 26px; border-radius: 50%; background: var(--ink); }
.tk::before { left: -13px; }
.tk::after { right: -13px; }
.tk.hot { background: var(--coral); }
.tk h3 { margin: 0; font-size: 24px; }
.tk .pr b { font: 700 46px/1 var(--display); }
.tk .pr s { color: #A9B4D6; font-size: 18px; }
.tk.hot .pr s { color: #FFE0E0; }
.tk p { margin: 0; color: #C7D0EC; font-size: 14.5px; padding-bottom: 18px; border-bottom: 2px dashed rgba(255, 255, 255, .25); }
.tk.hot p { color: #fff; }
.tk ul { margin: 6px 0 4px; padding: 0; list-style: none; display: grid; gap: 7px; font-size: 14.5px; }
.tk li::before { content: "✓ "; color: var(--sun); font-weight: 800; }
.tk .badge { position: static; align-self: flex-start; background: var(--sun); color: var(--ink); }
.left { margin-top: auto; }
.left small { display: block; margin-bottom: 6px; color: #C7D0EC; font-weight: 600; }
.left i { display: block; height: 8px; border-radius: 8px; background: rgba(255, 255, 255, .18); overflow: hidden; }
.left i b { display: block; height: 100%; border-radius: 8px; background: var(--sun); }
.tk .btn { width: 100%; min-height: 50px; background: #fff; color: var(--ink); margin-top: 6px; }
.tk .btn:disabled { opacity: .5; }

/* venue, sponsors, faq */
.ve-in { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: start; }
.ve-imgs { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.ve-imgs img { width: 100%; height: 100%; object-fit: cover; border-radius: 22px; aspect-ratio: 4 / 3; }
.ve-imgs img:first-child { grid-column: 1 / -1; aspect-ratio: 16 / 9; }
.ve-copy h2 { margin: 0 0 14px; font-size: clamp(34px, 4vw, 54px); }
.ve-copy h3 { margin: 20px 0 6px; font-size: 18px; }
.ve-copy .vmap { margin-top: 18px; height: 240px; border-radius: 20px; overflow: hidden; }
.ve-copy .vmap iframe { min-height: 240px; height: 240px; }
.spons { padding: 0 0 20px; text-align: center; }
.spons p { color: var(--mute); font-weight: 600; }
.sp-logos { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px 46px; font: 700 24px var(--display); color: #A2ABC8; letter-spacing: -.02em; }
.faq-in { display: grid; grid-template-columns: 1fr 1.6fr; gap: 40px; align-items: start; }
.faq-in h2 { margin: 0; font-size: clamp(34px, 4.4vw, 58px); }
.faq details { margin-bottom: 10px; padding: 0 22px; border-radius: 18px; background: var(--paper); box-shadow: 0 0 0 1px var(--line); }
.faq summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 0; cursor: pointer; list-style: none; font-weight: 700; font-size: 17px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; flex: none; display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--ink); color: #fff; transition: transform .3s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin: 0 0 20px; color: var(--mute); }

/* footer */
.foot { position: relative; overflow: hidden; padding: 70px 0 0; background: var(--ink); color: #C7D0EC; }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 34px; }
.foot .logo { color: #fff; }
.foot h3 { margin: 0 0 14px; color: #fff; font-size: 17px; letter-spacing: 0; }
.foot-grid a:not(.logo) { display: block; margin-bottom: 8px; text-decoration: none; opacity: .85; }
.foot-grid a:hover { opacity: 1; color: var(--sun); }
.foot .links a { display: inline; margin-inline-end: 12px; }
.foot .links.col { flex-direction: column; gap: 6px; }
.foot-end { margin-top: 50px; padding: 22px 0; border-top: 1px solid rgba(255, 255, 255, .12); font-size: 14px; opacity: .7; }
.foot-word { font: 800 clamp(80px, 19vw, 300px)/.8 var(--display); color: rgba(255, 92, 92, .9); text-align: center; text-transform: uppercase; letter-spacing: -.05em; margin-bottom: -.12em; }

@media (max-width: 1100px) {
  .nav { display: none; position: absolute; top: 74px; left: 0; right: 0; flex-direction: column; padding: 14px 20px 22px; background: var(--paper); box-shadow: 0 30px 40px -30px rgba(0, 0, 0, .3); }
  .menu-open .nav { display: flex; }
  .nav a { padding: 14px; font-size: 18px; }
  .menu-btn { display: grid; place-items: center; }
  .top-r { margin-inline-start: auto; }
  .tk-grid { grid-template-columns: 1fr 1fr; }
  .sp-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .hero-in { grid-template-columns: 1fr; min-height: 0; }
  .hero-art { width: min(100%, 440px); }
  .nums-in { grid-template-columns: 1fr 1fr; }
  .ag-row { grid-template-columns: 80px minmax(0, 1fr); }
  .ag-who { grid-column: 2; }
  .ve-in, .faq-in { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .wrap { width: calc(100% - 32px); }
  .top-in { height: 66px; gap: 10px; }
  .nav { top: 66px; }
  .top-go { display: none; }
  .lang { padding: 0 10px; }
  .hero-copy h1 { font-size: 44px; }
  .cd { gap: 6px; }
  .cd div { min-width: 0; flex: 1; padding: 12px 4px; }
  .cd b { font-size: 26px; }
  .hero-cta .btn { flex: 1 1 100%; }
  .tk-grid, .sp-grid { grid-template-columns: 1fr 1fr; }
  .tk-grid { grid-template-columns: 1fr; }
  .ag-row { grid-template-columns: 1fr; gap: 10px; padding: 18px 18px 18px 24px; }
  .ag-who { grid-column: 1; }
  .badge26 { width: 84px; height: 84px; }
  .badge26 b { font-size: 34px; }
  .foot-grid { grid-template-columns: 1fr; }
}