:root {
  --navy: #031b3d;
  --navy-2: #082a55;
  --cyan: #19d6d7;
  --teal: #37b7aa;
  --mint: #dff8f4;
  --orange: #ff9f1c;
  --white: #ffffff;
  --ink: #102038;
  --muted: #5d6a7d;
  --line: rgba(255,255,255,.18);
  --shadow: 0 24px 60px rgba(3, 27, 61, .16);
}
a { color: inherit; }
.site-header { position: fixed; z-index: 30; top: 0; left: 0; right: 0; height: 78px; display: flex; align-items: center; justify-content: space-between; padding: 0 5vw; background: rgba(3,27,61,.9); backdrop-filter: blur(14px); border-bottom: 1px solid rgba(255,255,255,.12); }
.brand img { width: 230px; max-height: 58px; object-fit: contain; object-position: left center; }

.hero { min-height: 860px; padding: 150px 5vw 90px; position: relative; overflow: hidden; color: #fff; background: radial-gradient(circle at 78% 32%, rgba(25,214,215,.22), transparent 26%), linear-gradient(125deg, #03152f 0%, #052653 62%, #063c64 100%); }
.hero::after { content:""; position:absolute; inset:0; opacity:.18; background-image: radial-gradient(circle at 1px 1px, #61ffff 1px, transparent 0); background-size: 40px 40px; mask-image: linear-gradient(to right, transparent, black 55%, black); }
.hero-inner { max-width: 1180px; margin: 0 auto; position: relative; z-index: 2; display: grid; grid-template-columns: 1.35fr .65fr; gap: 90px; align-items: center; }
.eyebrow { display: inline-block; color: var(--cyan); font-family: Montserrat, sans-serif; text-transform: uppercase; font-weight: 800; letter-spacing: .14em; font-size: 12px; }
.eyebrow.dark { color: #138b91; }
.conference-kicker { max-width: 650px; color: #d5e7f6; font-size: 18px; margin: 24px 0 14px; }
.hero-copy h1 { font-size: clamp(46px, 7vw, 88px); letter-spacing: -.045em; line-height: .98; margin-bottom: 30px; max-width: 850px;color:#fff;    font-weight: 600; }
.script-title { color: var(--cyan); font-size: clamp(30px, 4vw, 54px); font-style: italic; font-weight: 700; margin: 0 0 20px; }
.lead { color: #c9dcec; font-size: 20px; line-height: 1.65; max-width: 700px; }
.hero-actions { display:flex; flex-wrap:wrap; gap: 14px; margin: 34px 0 42px; }
.button { text-decoration:none; padding: 15px 22px; border-radius: 12px; font-weight: 700; }
.primary { background: var(--cyan); color: var(--navy); box-shadow: 0 14px 34px rgba(25,214,215,.25); }
.secondary { border: 1px solid rgba(255,255,255,.35); color: #fff; }
.hero-meta { display:flex; gap: 45px; }
.hero-meta div { display:grid; gap:4px; }
.hero-meta span { text-transform:uppercase; letter-spacing:.12em; color:#7dbbd0; font-size:11px; font-weight:700; }
.hero-meta strong { font-size: 15px; }
.hero-card { background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.2); backdrop-filter: blur(18px); border-radius: 24px; padding: 34px; box-shadow: var(--shadow); }
.mini-label { font-size:12px; text-transform:uppercase; letter-spacing:.12em; color:var(--cyan); font-weight:800; }
.hero-card h2 { font-size: 30px; margin: 10px 0 4px; color:#fff;}
.hero-card p { color:#bcd3e3; margin-top:0; }
.hero-card hr { border:0; border-top:1px solid var(--line); margin:25px 0; }
.hero-card ul { margin:0; padding:0; list-style:none; display:grid; gap:16px; }
.hero-card li { padding-left:27px; position:relative; line-height:1.5; }
.hero-card li::before { content:"✓"; position:absolute; left:0; color:var(--cyan); font-weight:900; }
.section { padding: 105px 5vw; }
.section-heading { max-width: 760px; margin-bottom: 48px; }
.themes .section-heading h2 { font-size: clamp(36px, 5vw, 60px); letter-spacing: -.035em; margin: 12px 0 0; line-height:1.08;color:#fff; }
.section-heading p { color: var(--muted); font-size:18px; }
.intro { max-width:1280px; margin:0 auto; }
.intro-grid { display:grid; grid-template-columns: 1.3fr .7fr; gap:40px; align-items:start; }
.intro-large { font-size:27px; line-height:1.5; margin:0; letter-spacing:-.02em; }
.feature-card { background:#fff; padding:32px; border-radius:20px; box-shadow:var(--shadow); border-top:4px solid var(--teal); }
.feature-card span { text-transform:uppercase; color:#159486; font-size:12px; font-weight:800; letter-spacing:.12em; }
.feature-card h3 { margin:10px 0; font-size:26px; }
.feature-card p { color:var(--muted); line-height:1.7; }
.themes { background: var(--navy); color:#fff; }
.themes > * { max-width:1180px; margin-left:auto; margin-right:auto; }
.row-heading { display:flex; justify-content:space-between; align-items:end; max-width:1180px; }
.carousel-controls { display:flex; gap:10px; }
.circle-button { width:48px; height:48px; border-radius:50%; border:1px solid rgba(255,255,255,.32); background:transparent; color:white; font-size:22px; cursor:pointer; }
.circle-button:hover { background:var(--cyan); color:var(--navy); border-color:var(--cyan); }
.theme-carousel { position:relative; min-height:390px; }
.theme-slide { display:none; grid-template-columns:220px 1fr; gap:50px; align-items:center; padding:54px; border-radius:28px; background:linear-gradient(135deg, rgba(55,183,170,.95), rgba(25,214,215,.63)); overflow:hidden; box-shadow:0 24px 70px rgba(0,0,0,.24); }
.theme-slide.active { display:grid; animation:fadeUp .45s ease; }
@keyframes fadeUp { from { opacity:0; transform:translateY(10px); } to { opacity:1; transform:none; } }
.theme-number { font:800 clamp(90px,13vw,170px)/1 Montserrat,sans-serif; color:rgba(3,27,61,.27); letter-spacing:-.09em; }
.theme-label { text-transform:uppercase; letter-spacing:.15em; font-weight:800; font-size:12px; color:#073e4c; }
.theme-slide h3 { font-size:clamp(30px,4vw,52px); line-height:1.08; letter-spacing:-.035em; margin:8px 0 18px;color:#fff; }
.theme-slide > div > p:last-child { font-size:20px; line-height:1.6; max-width:760px; color:#073f4e; }
.carousel-dots { display:flex; justify-content:center; gap:10px; margin-top:26px; }
.dot { width:10px; height:10px; border:0; border-radius:50%; background:rgba(255,255,255,.35); cursor:pointer; }
.dot.active { width:32px; border-radius:99px; background:var(--cyan); }
.organisers { max-width:1280px; margin:0 auto; }
.centered { margin-left:auto; margin-right:auto; text-align:center; }
.organiser-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.person { background:white; border-radius:20px; padding:18px; display:flex; gap:17px; align-items:center; box-shadow:0 12px 36px rgba(3,27,61,.08); border:1px solid #e7eef3; }
.person img { width:92px; height:92px; object-fit:cover; border-radius:16px; }
.person span { color:#168d8e; font-size:11px; text-transform:uppercase; letter-spacing:.1em; font-weight:800; }
.person h3 { font-size:18px; margin:7px 0 4px; }
.person p { color:var(--muted); margin:0; font-size:14px; }
.featured-person { grid-column:span 1; background:linear-gradient(135deg,#052653,#063f65); color:white; border:0; }
.featured-person h3{
    color:#fff;
}
.featured-person p { color:#b9d3e1; }
.contact-wrap { padding:90px 5vw 110px; background:linear-gradient(150deg,#e8fbf8,#eaf2fb); }
.contact-panel { max-width:1180px; margin:0 auto; background:var(--navy); color:white; border-radius:30px; padding:54px; display:grid; grid-template-columns:.75fr 1.25fr; gap:55px; box-shadow:0 30px 80px rgba(3,27,61,.22); }
.contact-intro h2 { font-size:42px; line-height:1.12; margin:12px 0 18px; letter-spacing:-.035em;color:#fff; }
.contact-intro p { color:#b8cee0; line-height:1.7; }
.contact-cards { display:grid; gap:18px; }
.contact-card { background:rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.14); padding:20px; border-radius:20px; display:grid; grid-template-columns:100px 1fr; gap:20px; }
.contact-card img { width:100px; height:100px; object-fit:cover; border-radius:16px; }
.contact-card span { color:var(--cyan); text-transform:uppercase; letter-spacing:.1em; font-size:10px; font-weight:800; }
.contact-card h3 { margin:7px 0 4px; font-size:22px; color:#fff;}
.contact-card p { margin:0; color:#b9ccdc; font-size:14px; }
.contact-links { display:flex; flex-wrap:wrap; gap:8px; margin-top:14px; }
.contact-links a { text-decoration:none; color:var(--navy); background:var(--cyan); padding:8px 11px; border-radius:9px; font-weight:800; font-size:13px; }
@media (max-width: 900px) {
  nav a:not(.nav-cta) { display:none; }
  .brand img { width:180px; }
  .hero { min-height:auto; }
  .hero-inner, .intro-grid, .contact-panel { grid-template-columns:1fr; }
  .hero-inner { gap:45px; }
  .organiser-grid { grid-template-columns:repeat(2,1fr); }
  .theme-slide { grid-template-columns:1fr; gap:10px; }
  .theme-number { font-size:90px; }
  .contact-panel { padding:36px; }
}
@media (max-width: 620px) {
  .site-header { height:68px; }
  .hero { padding-top:120px; }
  .hero-meta { flex-direction:column; gap:18px; }
  .section { padding:78px 22px; }
  .row-heading { align-items:center; }
  .row-heading h2 { font-size:34px; }
  .theme-slide { padding:30px 24px; min-height:430px; }
  .organiser-grid { grid-template-columns:1fr; }
  .person { align-items:flex-start; }
  .contact-wrap { padding:60px 18px; }
  .contact-panel { padding:28px 20px; border-radius:22px; }
  .contact-card { grid-template-columns:72px 1fr; }
  .contact-card img { width:72px; height:72px; }
  .contact-links { flex-direction:column; align-items:flex-start; }
  footer { flex-direction:column; gap:20px; align-items:flex-start; }
}