*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:'Source Sans 3',sans-serif;background:#FFFFFF;color:#240046;-webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3,h4{font-family:'Libre Baskerville',serif;font-weight:700}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}

.nav{display:flex;justify-content:space-between;align-items:center;padding:20px 60px;background:transparent;position:absolute;top:0;left:0;right:0;z-index:10}
.nav__brand{font-family:'Libre Baskerville',serif;font-size:1.6rem;font-weight:700;color:#fff}
.nav__links{display:flex;gap:28px;list-style:none}
.nav__links a{font-size:0.85rem;color:rgba(255,255,255,0.8);font-weight:500;transition:color 0.3s}
.nav__links a:hover{color:#fff}
.nav__cta{background:#8338EC;color:#fff;padding:10px 28px;border-radius:8px;font-size:0.85rem;font-weight:600;border:none;cursor:pointer;transition:background 0.3s}
.nav__cta:hover{background:#6A2BC8}

.hero{min-height:90vh;display:flex;align-items:center;position:relative;overflow:hidden;background:#240046}
.hero__bg{position:absolute;inset:0}
.hero__bg img{width:100%;height:100%;object-fit:cover;opacity:0.4}
.hero__bg::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(0,0,0,0.7),rgba(0,0,0,0.4))}
.hero__content{position:relative;z-index:2;text-align:center;max-width:800px;margin:0 auto;padding:120px 40px 80px;color:#fff}
.hero__date{font-size:0.8rem;text-transform:uppercase;letter-spacing:0.2em;color:#8338EC;font-weight:600;margin-bottom:20px}
.hero h1{font-size:clamp(2.4rem,5vw,4rem);color:#fff;line-height:1.1;margin-bottom:20px}
.hero p{font-size:1.1rem;color:rgba(255,255,255,0.75);line-height:1.7;margin-bottom:36px;max-width:560px;margin-inline:auto}
.hero__btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn-main{padding:16px 40px;background:#8338EC;color:#fff;font-size:0.9rem;font-weight:600;border-radius:8px;border:none;cursor:pointer;transition:transform 0.2s}
.btn-main:hover{transform:translateY(-2px)}
.btn-outline{padding:16px 40px;background:transparent;color:#fff;font-size:0.9rem;font-weight:600;border-radius:8px;border:2px solid rgba(255,255,255,0.3);cursor:pointer;transition:all 0.3s}
.btn-outline:hover{background:rgba(255,255,255,0.1)}
.countdown{display:flex;gap:24px;justify-content:center;margin-top:48px}
.countdown__item{text-align:center;color:#fff}
.countdown__num{font-family:'Libre Baskerville',serif;font-size:3rem;font-weight:700;line-height:1;color:#8338EC}
.countdown__label{font-size:0.7rem;text-transform:uppercase;letter-spacing:0.12em;color:rgba(255,255,255,0.5);margin-top:4px}

.speakers{padding:80px 60px;background:#FFFFFF}
.speakers h2{font-size:2.4rem;text-align:center;margin-bottom:8px;color:#240046}
.speakers__sub{text-align:center;color:#A770E8;margin-bottom:48px;font-size:1rem}
.speakers__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:28px;max-width:900px;margin:0 auto}
.speaker{text-align:center}
.speaker__img{width:160px;height:160px;border-radius:50%;overflow:hidden;margin:0 auto 16px;border:3px solid #E0CCFF}
.speaker__img img{width:100%;height:100%;object-fit:cover}
.speaker h4{font-size:1.15rem;margin-bottom:4px;color:#240046}
.speaker span{font-size:0.8rem;color:#A770E8}

.schedule{padding:60px;background:#F5EDFF}
.schedule h2{font-size:2rem;text-align:center;margin-bottom:40px;color:#240046}
.schedule__list{max-width:700px;margin:0 auto}
.sched-item{display:grid;grid-template-columns:100px 1fr;gap:20px;padding:20px 0;border-bottom:1px solid #E0CCFF}
.sched-item__time{font-weight:600;color:#8338EC;font-size:0.9rem}
.sched-item h4{font-size:1.05rem;margin-bottom:4px;color:#240046}
.sched-item p{font-size:0.85rem;color:#A770E8}

@media(max-width:768px){
  .nav{padding:16px 24px} .nav__links{display:none}
  .hero h1{font-size:2.4rem}
  .countdown{gap:16px}
  .countdown__num{font-size:2rem}
  .speakers,.schedule{padding:48px 24px}
  .speakers__grid{grid-template-columns:1fr 1fr}
  .sched-item{grid-template-columns:80px 1fr}
}
/* SitePilot: mobile nav toggle */
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px;color:inherit}
@media(max-width:768px){
  .nav-toggle{display:block}
  .nav__cta{display:none}
  .nav__links{flex-direction:column;position:absolute;top:100%;left:0;right:0;background:rgba(255,255,255,0.98);backdrop-filter:blur(10px);padding:16px 24px;box-shadow:0 4px 12px rgba(0,0,0,0.1);gap:12px}
}