:root{
  --blue:#073b8e;--blue2:#0b62b5;--orange:#f39a27;--red:#bd2f1f;--sky:#eaf7ff;--ink:#13243c;--muted:#5f6b7a;--line:#dbe8f3;--card:#fff;--shadow:0 24px 70px rgba(7,59,142,.14);
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,sans-serif;color:var(--ink);background:linear-gradient(180deg,#f8fcff,#fff7ed 54%,#eef8ff);overflow-x:hidden}a{text-decoration:none;color:inherit}.cursor-glow{position:fixed;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(43,160,220,.22),transparent 65%);pointer-events:none;z-index:0;transform:translate(-50%,-50%)}
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:16px 5.5%;background:rgba(255,255,255,.88);backdrop-filter:blur(16px);border-bottom:1px solid var(--line);box-shadow:0 8px 30px rgba(10,50,90,.06)}.brand img{height:54px;display:block}.nav{display:flex;gap:28px;align-items:center;text-transform:uppercase;font-weight:700;font-size:14px}.nav a{position:relative}.nav a:not(.nav-cta)::after{content:"";position:absolute;left:0;bottom:-8px;width:0;height:3px;background:var(--blue);transition:.25s}.nav a:hover::after,.nav a.active::after{width:100%}.nav-cta,.btn{border-radius:14px;padding:14px 24px;font-weight:800;display:inline-flex;align-items:center;justify-content:center;gap:10px}.nav-cta,.btn.primary{background:linear-gradient(135deg,var(--blue),#0d61c9);color:white;box-shadow:0 12px 30px rgba(7,59,142,.24)}.menu-toggle{display:none;background:white;border:1px solid var(--line);border-radius:12px;font-size:24px;padding:8px 12px}
.hero{position:relative;min-height:780px;padding:110px 8% 36px;overflow:hidden;border-bottom-left-radius:28px;border-bottom-right-radius:28px}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#fff 0%,rgba(255,255,255,.97) 36%,rgba(255,255,255,.22) 67%,rgba(255,255,255,.04));z-index:1}.hero-art .elements{position:absolute;right:-135px;top:0;width:62%;max-width:950px;z-index:0;filter:drop-shadow(0 30px 50px rgba(3,34,76,.18));animation:float 7s ease-in-out infinite}.orb{position:absolute;border-radius:50%;z-index:0;filter:blur(1px);opacity:.7}.orb-one{width:160px;height:160px;background:#f7b75d;right:38%;top:80px;animation:pulse 5s infinite}.orb-two{width:96px;height:96px;background:#5cc1dd;left:4%;bottom:180px;animation:float 9s infinite}.hero-content{position:relative;z-index:2;max-width:650px}.eyebrow,.section-head span,.tag{color:var(--orange);font-weight:900;text-transform:uppercase;letter-spacing:.12em;font-size:13px}.hero h1{font-size:clamp(56px,8vw,110px);line-height:.92;margin:18px 0 16px;color:var(--blue);letter-spacing:-.06em}.hero h1 span{display:block;background:linear-gradient(90deg,#f6a329,#df4224,#16449c);-webkit-background-clip:text;color:transparent}.hero h2{font-size:clamp(24px,3vw,36px);line-height:1.15;color:var(--blue);margin:0 0 24px}.hero p{font-size:18px;line-height:1.7;color:#26364d;max-width:560px}.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-top:30px}.btn.ghost{border:2px solid var(--blue);color:var(--blue);background:#fff}.stat-card{position:relative;z-index:3;margin:80px auto 24px;max-width:1180px;background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);display:grid;grid-template-columns:repeat(4,1fr);padding:26px}.stat-card div{display:flex;align-items:center;gap:14px;justify-content:center;border-right:1px solid var(--line)}.stat-card div:last-child{border-right:0}.stat-card strong{font-size:48px;color:var(--blue);line-height:1}.stat-card div:nth-child(even) strong{color:#df4b20}.stat-card span{font-size:14px}.event-strip{position:relative;z-index:3;max-width:1180px;margin:auto;background:linear-gradient(135deg,var(--blue),#075bb7);color:#fff;border-radius:14px;display:flex;justify-content:space-around;gap:20px;padding:20px 24px;font-weight:700}.section{padding:88px 8%}.section-head{text-align:center;max-width:780px;margin:0 auto 42px}.section-head h2,.exhibit-copy h2,.register-card h2{font-size:clamp(34px,5vw,58px);line-height:1.02;margin:12px 0;color:var(--blue);letter-spacing:-.04em}.section-head p,.exhibit-copy p,.register-card p{color:var(--muted);font-size:17px;line-height:1.7}.activity-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}.card{background:rgba(255,255,255,.9);border:1px solid var(--line);border-radius:24px;padding:30px;box-shadow:0 16px 42px rgba(15,76,120,.08);transition:.25s}.card:hover{transform:translateY(-10px);box-shadow:var(--shadow)}.card span{font-size:34px}.card h3{color:var(--blue);font-size:22px}.card p{color:var(--muted);line-height:1.65}.schedule-section{background:linear-gradient(180deg,#fff,#f2fbff)}.schedule-tabs{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:26px}.tab{border:1px solid var(--line);background:#fff;color:var(--blue);border-radius:999px;padding:14px 22px;font-weight:900;cursor:pointer}.tab.active{background:var(--blue);color:#fff}.schedule-panel{max-width:980px;margin:auto;background:#fff;border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);overflow:hidden}.schedule-item{display:grid;grid-template-columns:140px 1fr;gap:22px;padding:24px 30px;border-bottom:1px solid var(--line);align-items:start}.schedule-item:last-child{border-bottom:0}.time{font-weight:900;color:#df4b20}.schedule-item h3{margin:0 0 6px;color:var(--blue)}.schedule-item p{margin:0;color:var(--muted);line-height:1.6}.exhibits{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}.exhibit-visual{background:radial-gradient(circle at center,#fff 0,#fff6e7 60%,#eaf7ff);border-radius:34px;padding:38px;box-shadow:var(--shadow);overflow:hidden}.exhibit-visual img{width:100%;animation:float 8s ease-in-out infinite}.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.gallery-grid button{position:relative;border:0;padding:0;min-height:270px;border-radius:22px;overflow:hidden;cursor:pointer;box-shadow:0 14px 45px rgba(4,52,100,.14);background:#fff}.gallery-grid img{width:100%;height:100%;object-fit:cover;display:block;transition:.35s}.gallery-grid button:hover img{transform:scale(1.08)}.gallery-grid span{position:absolute;left:16px;right:16px;bottom:16px;background:rgba(255,255,255,.92);color:var(--blue);font-weight:900;border-radius:14px;padding:12px}.register{background:linear-gradient(135deg,#063b8d,#0a66c9);position:relative;overflow:hidden}.register:after{content:"";position:absolute;right:-120px;bottom:-180px;width:760px;height:520px;background:url('assets/elements.png') center/contain no-repeat;opacity:.22}.register-card{position:relative;z-index:1;max-width:820px;margin:auto;text-align:center;color:#fff}.register-card img{max-width:520px;width:85%;margin-bottom:24px}.register-card h2,.register-card p{color:#fff}form{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:28px}input,select{width:100%;border:0;border-radius:14px;padding:16px 18px;font:inherit}.btn.light{border:0;background:#fff;color:var(--blue);cursor:pointer;grid-column:1/-1}.form-message{font-weight:800}.lightbox{position:fixed;inset:0;z-index:50;background:rgba(5,18,38,.86);display:none;align-items:center;justify-content:center;padding:4%}.lightbox.show{display:flex}.lightbox img{max-width:92vw;max-height:86vh;border-radius:18px;box-shadow:0 30px 90px rgba(0,0,0,.45)}.lightbox button{position:absolute;right:30px;top:20px;background:white;border:0;border-radius:50%;width:44px;height:44px;font-size:30px;cursor:pointer}footer{text-align:center;padding:28px;background:#071d41;color:#d7e8ff}.reveal{opacity:0;transform:translateY(28px);transition:.7s ease}.reveal.visible{opacity:1;transform:none}@keyframes float{0%,100%{transform:translateY(0) rotate(0)}50%{transform:translateY(-18px) rotate(1deg)}}@keyframes pulse{0%,100%{transform:scale(1);opacity:.7}50%{transform:scale(1.12);opacity:.35}}
@media(max-width:980px){.menu-toggle{display:block}.nav{position:absolute;top:86px;right:5%;left:5%;display:none;flex-direction:column;background:white;border:1px solid var(--line);border-radius:22px;padding:24px;box-shadow:var(--shadow)}.nav.open{display:flex}.hero{padding-top:80px}.hero:before{background:rgba(255,255,255,.86)}.hero-art .elements{width:100%;right:-35%;opacity:.45}.stat-card,.activity-grid,.gallery-grid{grid-template-columns:1fr 1fr}.exhibits{grid-template-columns:1fr}.event-strip{flex-direction:column}.stat-card div:nth-child(2){border-right:0}.stat-card div{padding:14px}}@media(max-width:640px){.brand img{height:38px}.hero{padding-left:6%;padding-right:6%}.stat-card,.activity-grid,.gallery-grid,form{grid-template-columns:1fr}.stat-card div{border-right:0;border-bottom:1px solid var(--line)}.stat-card div:last-child{border-bottom:0}.schedule-item{grid-template-columns:1fr}.section{padding:64px 6%}}