:root{
  --bg:#050505;
  --surface:#0d0d0d;
  --surface-2:#161616;
  --card:#1a1a1a;
  --text:#f5f5f5;
  --muted:#aaa;
  --line:#2a2a2a;
  --gold:#d8b54b;
  --radius:18px;
  --container:1120px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Inter",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  overflow-x:hidden;
}
img{display:block;width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit}
.container{width:min(calc(100% - 40px),var(--container));margin-inline:auto}
.section{padding:110px 0}
.section-alt{background:var(--surface)}
.section-border{border-top:1px solid var(--line)}
.eyebrow{
  font-size:.72rem;
  text-transform:uppercase;
  letter-spacing:.22em;
  color:#c8c8c8;
  font-weight:700;
  margin-bottom:14px;
}
h1,h2,h3{line-height:.98;text-transform:uppercase}
h2{font-size:clamp(2.2rem,5vw,4.7rem);letter-spacing:-.055em}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:50px;
  padding:0 28px;
  border-radius:999px;
  border:1px solid transparent;
  text-transform:uppercase;
  letter-spacing:.13em;
  font-size:.72rem;
  font-weight:800;
  transition:.3s ease;
}
.btn-outline{border-color:#666;background:rgba(0,0,0,.15)}
.btn-outline:hover{background:#fff;color:#000;border-color:#fff;transform:translateY(-2px)}
.btn-light{background:#fff;color:#000}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(255,255,255,.14)}

.header{
  position:fixed;
  inset:0 0 auto;
  height:76px;
  z-index:1000;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:0 max(24px,calc((100vw - var(--container))/2));
  transition:.3s ease;
}
.header.scrolled{
  background:rgba(4,4,4,.9);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.logo{
  width:42px;height:42px;border:1px solid #aaa;border-radius:50%;
  display:grid;place-items:center;font-weight:900;letter-spacing:-.08em;
}
.nav{display:flex;gap:26px}
.nav a{
  font-size:.69rem;text-transform:uppercase;letter-spacing:.12em;color:#ddd;
  position:relative;
}
.nav a::after{
  content:"";position:absolute;left:0;bottom:-7px;width:0;height:1px;background:#fff;transition:.25s;
}
.nav a:hover::after{width:100%}
.menu-toggle{display:none;background:none;border:0;width:38px;cursor:pointer}
.menu-toggle span{display:block;height:2px;background:#fff;margin:7px 0;transition:.3s}

.hero{
  min-height:100svh;
  position:relative;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:flex-end;
  padding:120px 20px 58px;
  overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;
  background:url("assets/hero.jpg") center 12%/cover no-repeat;
  filter:grayscale(1) contrast(1.08);
  transform:scale(1.025);
}
.hero-overlay{
  position:absolute;inset:0;
  background:
    linear-gradient(to bottom,rgba(0,0,0,.04) 0%,rgba(0,0,0,.06) 25%,rgba(0,0,0,.78) 66%,#050505 91%),
    linear-gradient(90deg,rgba(0,0,0,.18),transparent 35%,transparent 65%,rgba(0,0,0,.18));
}
.hero-content{
  position:relative;
  z-index:2;
  text-align:center;
  max-width:850px;
}
.hero h1{
  font-size:clamp(4rem,11vw,8rem);
  letter-spacing:-.08em;
  margin-bottom:18px;
  text-shadow:0 7px 30px rgba(0,0,0,.65);
}
.hero-subtitle{color:#d0d0d0;margin-bottom:26px;font-size:.94rem}
.stats{
  position:relative;z-index:2;
  margin-top:54px;
  width:min(860px,100%);
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.stats article{text-align:center}
.stats strong{display:block;font-size:1.75rem;line-height:1;margin-bottom:8px}
.stats span{font-size:.72rem;color:#aaa}
.scroll-indicator{
  position:absolute;right:38px;bottom:35px;z-index:2;
  width:30px;height:48px;border:1px solid #777;border-radius:99px;
}
.scroll-indicator span{
  position:absolute;left:50%;top:9px;width:4px;height:4px;border-radius:50%;background:#fff;
  animation:scroll 1.7s infinite;
}
@keyframes scroll{0%{transform:translate(-50%,0);opacity:0}35%{opacity:1}100%{transform:translate(-50%,20px);opacity:0}}

.section-heading{display:flex;gap:26px;align-items:flex-start;margin-bottom:65px}
.section-number{font-size:.75rem;color:#777;margin-top:8px}
.section-heading h2{font-size:clamp(2.5rem,6vw,5rem)}
.about-grid{display:grid;grid-template-columns:.78fr 1.4fr;gap:70px;align-items:center}
.about-photo{
  border:1px solid #333;border-radius:var(--radius);overflow:hidden;
  background:#111;box-shadow:0 20px 60px rgba(0,0,0,.45);
}
.about-photo img{aspect-ratio:4/5;object-fit:cover;filter:grayscale(1)}
.about-copy{font-size:1.03rem;color:#c0c0c0}
.about-copy p+p{margin-top:20px}
.quote{
  margin-top:55px;padding:28px 34px;border-left:4px solid #fff;
  background:#121212;border-radius:0 var(--radius) var(--radius) 0;
  font-size:1rem;color:#d5d5d5;font-style:normal;
}
.center-heading{text-align:center;margin-bottom:65px}
.center-heading .heading-line{display:block;width:58px;height:2px;background:#fff;margin:24px auto 0}
.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.gallery-card{
  position:relative;min-height:360px;border-radius:var(--radius);overflow:hidden;
  border:1px solid #252525;background:#111;
}
.gallery-card img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  filter:grayscale(1) brightness(.55);transition:.55s ease;
}
.gallery-card::after{
  content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.92),transparent 65%);
}
.gallery-card:hover img{transform:scale(1.06);filter:grayscale(.25) brightness(.7)}
.gallery-content{position:absolute;z-index:2;left:28px;bottom:27px}
.gallery-content span{font-size:.68rem;text-transform:uppercase;letter-spacing:.15em;color:#bbb}
.gallery-content h3{font-size:1.25rem;margin-top:8px}

.timeline{width:min(780px,100%);margin:0 auto;position:relative}
.timeline::before{
  content:"";position:absolute;left:14px;top:0;bottom:0;width:1px;background:#555;
}
.timeline-item{position:relative;padding-left:76px;margin-bottom:52px}
.timeline-dot{
  position:absolute;left:7px;top:16px;width:15px;height:15px;background:#fff;border-radius:50%;
  box-shadow:0 0 0 7px #050505;
}
.timeline-card{
  background:var(--card);border:1px solid #353535;border-radius:12px;padding:30px 32px;position:relative;
}
.timeline-card .year{font-size:2.55rem;font-weight:900;line-height:1;display:block;margin-bottom:13px}
.timeline-card h3{font-size:1rem;margin-bottom:12px}
.timeline-card p{color:#999;font-size:.9rem;max-width:560px}
.medal{
  position:absolute;right:25px;top:28px;background:var(--gold);color:#16120a;
  font-weight:800;font-size:.62rem;padding:5px 10px;border-radius:99px;text-transform:uppercase;
}
.timeline-more{display:flex;align-items:center;gap:18px;justify-content:center;color:#aaa;font-size:.75rem;text-transform:uppercase;letter-spacing:.15em}
.timeline-more span{width:60px;height:1px;background:#333}

.sponsors{padding:30px 0 100px}
.sponsor-box{
  background:#141414;border:1px solid #252525;border-radius:var(--radius);padding:42px 34px;text-align:center;
}
.sponsor-box h2{font-size:clamp(2rem,4vw,3rem);margin-bottom:34px}
.sponsor-track{display:flex;align-items:center;gap:18px}
.sponsor-list{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;flex:1}
.sponsor-logo{
  aspect-ratio:1.45/1;background:#efefef;color:#111;border-radius:12px;
  display:grid;place-items:center;font-size:.7rem;font-weight:900;letter-spacing:.1em;
}
.slider-btn{
  width:36px;height:36px;border:0;border-radius:50%;background:#222;color:#fff;cursor:pointer;
}
.sponsor-note{font-size:.75rem;color:#777;margin-top:20px}

.skills-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.skill-card{
  min-height:215px;padding:28px;background:var(--card);border:1px solid #2d2d2d;border-radius:14px;
  transition:.3s ease;
}
.skill-card:hover{transform:translateY(-6px);border-color:#666;background:#202020}
.skill-card span{font-size:.7rem;color:#777}
.skill-card h3{font-size:1rem;margin:28px 0 15px}
.skill-card p{color:#999;font-size:.84rem}

.contact{padding:90px 0}
.contact-grid{display:flex;align-items:center;justify-content:space-between;gap:50px}
.contact h2{font-size:clamp(2.4rem,5vw,4.6rem)}
.contact-actions{display:flex;gap:12px;flex-wrap:wrap}

footer{border-top:1px solid #222;padding:28px 0;color:#666;font-size:.72rem}
.footer-content{display:flex;justify-content:space-between;gap:20px}

.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s ease,transform .8s ease}
.reveal.visible{opacity:1;transform:none}

@media (max-width:900px){
  .menu-toggle{display:block;z-index:1002}
  .nav{
    position:fixed;inset:0;background:#050505;display:flex;flex-direction:column;
    align-items:center;justify-content:center;gap:30px;transform:translateX(100%);transition:.35s;
  }
  .nav.open{transform:none}
  .nav a{font-size:1rem}
  .menu-toggle.active span:nth-child(1){transform:translateY(9px) rotate(45deg)}
  .menu-toggle.active span:nth-child(2){opacity:0}
  .menu-toggle.active span:nth-child(3){transform:translateY(-9px) rotate(-45deg)}
  .about-grid{grid-template-columns:1fr;gap:36px}
  .about-photo{max-width:420px}
  .skills-grid{grid-template-columns:repeat(2,1fr)}
  .sponsor-list{grid-template-columns:repeat(3,1fr)}
  .sponsor-logo:nth-child(n+4){display:none}
  .contact-grid{align-items:flex-start;flex-direction:column}
}
@media (max-width:640px){
  .section{padding:80px 0}
  .header{height:66px;padding-inline:18px}
  .container{width:min(calc(100% - 28px),var(--container))}
  .hero{padding:110px 16px 44px}
  .hero-bg{background-position:center top}
  .hero h1{font-size:3.8rem}
  .hero-subtitle{font-size:.8rem}
  .stats{grid-template-columns:repeat(2,1fr);margin-top:38px;gap:26px 10px}
  .scroll-indicator{display:none}
  .section-heading{gap:14px;margin-bottom:42px}
  .gallery{grid-template-columns:1fr}
  .gallery-card{min-height:330px}
  .timeline-item{padding-left:48px}
  .timeline-card{padding:25px 22px}
  .timeline-card .year{font-size:2rem}
  .timeline::before{left:8px}
  .timeline-dot{left:1px}
  .skills-grid{grid-template-columns:1fr}
  .skill-card{min-height:auto}
  .sponsor-box{padding:35px 16px}
  .sponsor-list{grid-template-columns:repeat(2,1fr)}
  .sponsor-logo:nth-child(n+3){display:none}
  .contact-actions{width:100%}
  .contact-actions .btn{width:100%}
  .footer-content{flex-direction:column;text-align:center}
}