:root{
  --purple:#704df0;
  --purple-dark:#4f0cde;
  --ink:#111114;
  --body:#3a3a42;
  --muted:#6b6b76;
  --line:#e7e7ee;
  --bg:#ffffff;
  --bg-alt:#f6f5fb;
  --dark:#000000;
  --wrap:1180px;
  --r:12px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--body);
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Helvetica,Arial,sans-serif;
  font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit}
[hidden]{display:none!important}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.hp{position:absolute;left:-9999px}
.skip-link{position:absolute;left:-9999px;background:#fff;padding:10px 16px;z-index:200}
.skip-link:focus{left:12px;top:12px}

/* ---------- NAV ---------- */
.nav{
  position:fixed;inset:0 0 auto 0;z-index:100;
  background:rgba(0,0,0,.55);backdrop-filter:blur(12px);
  transition:background .25s ease,box-shadow .25s ease;
}
.nav.is-solid{background:rgba(10,10,14,.92);box-shadow:0 1px 0 rgba(255,255,255,.08)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px}
.nav__brand{color:#fff;font-weight:700;letter-spacing:-.01em;text-decoration:none;font-size:18px;white-space:nowrap}
.nav__menu{display:flex;align-items:center;gap:26px}
.nav__menu a{
  color:rgba(255,255,255,.85);text-decoration:none;font-size:14.5px;font-weight:500;
  transition:color .15s ease;white-space:nowrap;
}
.nav__menu a:hover{color:#fff}
.nav__lang{display:flex;gap:8px;align-items:center;padding-left:18px;border-left:1px solid rgba(255,255,255,.22)}
.nav__lang a{font-size:13px;color:rgba(255,255,255,.6)}
.nav__lang a.is-active{color:#fff;font-weight:700}

.nav__toggle{
  display:none;width:42px;height:42px;border:0;background:transparent;cursor:pointer;
  padding:10px;flex-direction:column;justify-content:space-between;
}
.nav__toggle span{display:block;height:2px;background:#fff;border-radius:2px;transition:transform .25s,opacity .2s}
.nav__toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(9px) rotate(45deg)}
.nav__toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav__toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-9px) rotate(-45deg)}

/* ---------- HERO ---------- */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:center;overflow:hidden;isolation:isolate}
.hero__bg{
  position:absolute;inset:0;z-index:-1;
  background:#0b0b16 url('assets/hero-bg.jpeg') center/cover no-repeat;
}
.hero__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.45),rgba(0,0,0,.62))}
.hero__inner{color:#fff;padding-top:90px;padding-bottom:60px}
.hero__kicker{
  margin:0;font-size:clamp(34px,6vw,62px);font-weight:300;line-height:1.1;letter-spacing:-.02em;
}
.hero__title{
  margin:.1em 0 0;font-size:clamp(34px,6vw,62px);font-weight:800;line-height:1.1;letter-spacing:-.02em;max-width:16ch;
}
.hero__name{margin:28px 0 0;font-size:clamp(17px,2.2vw,22px);font-weight:500;color:rgba(255,255,255,.9)}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:15px 30px;border-radius:6px;font-size:16px;font-weight:600;
  text-decoration:none;cursor:pointer;border:2px solid transparent;
  transition:background-color .2s,color .2s,border-color .2s,transform .12s;
  font-family:inherit;
}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--purple);color:#fff}
.btn--primary:hover{background:var(--purple-dark)}
.btn--ghost{background:transparent;color:#fff;border-color:#fff}
.btn--ghost:hover{background:#fff;color:var(--ink)}

.link-play{
  display:inline-flex;align-items:center;gap:10px;margin-top:22px;padding:0;
  background:none;border:0;cursor:pointer;font:inherit;font-weight:600;color:var(--purple);
}
.link-play:hover{color:var(--purple-dark)}
.link-play__icon{
  display:grid;place-items:center;width:34px;height:34px;border-radius:50%;
  background:var(--purple);color:#fff;flex:0 0 auto;
}

/* ---------- SECTIONS ---------- */
.section{padding:100px 0}
.section--tight{padding:20px 0 90px}
.section--light{background:var(--bg)}
.section--dark{background:var(--dark);color:#fff}
.section--dark .h2{color:#fff}
.section--cv{background:var(--bg-alt)}

.h2{
  margin:0 0 28px;color:var(--ink);
  font-size:clamp(28px,3.6vw,42px);font-weight:700;line-height:1.15;letter-spacing:-.02em;
}
.h2--center{text-align:center;margin-bottom:52px}

/* ---------- ABOUT ---------- */
.about{display:grid;grid-template-columns:1fr .8fr;gap:64px;align-items:center}
.about p{margin:0 0 18px}
.about__media img{border-radius:var(--r);width:100%;height:auto;object-fit:cover}

/* ---------- CARDS ---------- */
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:44px 56px}
.card__logo{width:120px;height:auto;margin-bottom:16px;object-fit:contain}
.card__title{margin:0;font-size:21px;font-weight:600;color:var(--ink);line-height:1.25}
.card__role{margin:4px 0 10px;font-size:14px;font-weight:600;font-style:italic;color:var(--purple-dark)}
.card__body{margin:0;font-size:16px;color:var(--body)}
.card__body strong{color:var(--ink)}

/* ---------- PHOTO STRIP ---------- */
.strip{overflow:hidden;padding:10px 0 30px;background:var(--bg)}
.strip__track{display:flex;gap:16px;width:max-content;animation:marquee 55s linear infinite}
.strip__track img{height:240px;width:auto;border-radius:10px;object-fit:cover}
.strip:hover .strip__track{animation-play-state:paused}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.strip__track{animation:none}.strip{overflow-x:auto}}

/* ---------- CV ---------- */
.cv{max-width:820px;text-align:center;margin:0 auto}
.cv p{margin:0 0 28px;font-size:18px}

/* ---------- FEATURES ---------- */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-bottom:72px}
.feature:last-child{margin-bottom:0}
.feature--reverse .feature__media{order:2}
.feature__media img{width:100%;height:100%;max-height:420px;object-fit:cover;border-radius:var(--r)}
.feature__text h3{margin:0 0 12px;font-size:26px;font-weight:700;color:var(--ink);letter-spacing:-.01em}
.feature__text p{margin:0 0 14px}
.feature__meta span{color:var(--muted);font-size:15px}
.feature__text ul{margin:0;padding-left:20px}
.feature__text li{margin-bottom:8px}

/* ---------- TALKS ---------- */
.talks{display:grid;grid-template-columns:1.35fr 1fr;gap:28px;align-items:start}
.player{position:relative;padding-top:56.25%;background:#000;border-radius:var(--r);overflow:hidden}
.player iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.player__caption{margin:14px 2px 0;font-weight:600;color:var(--ink)}
.talks__list{background:#2c2c33;border-radius:var(--r);padding:10px;max-height:440px;overflow-y:auto}
.talks__group{
  margin:14px 12px 8px;font-size:12px;font-weight:700;letter-spacing:.09em;
  text-transform:uppercase;color:rgba(255,255,255,.5);
}
.talks__group:first-child{margin-top:6px}
.talk{
  display:block;width:100%;text-align:left;border:0;cursor:pointer;
  background:transparent;color:rgba(255,255,255,.85);
  padding:11px 12px;border-radius:8px;font:inherit;font-size:15px;line-height:1.35;
  transition:background-color .15s,color .15s;
}
.talk:hover{background:rgba(255,255,255,.09);color:#fff}
.talk.is-active{background:var(--purple);color:#fff;font-weight:600}

/* ---------- TELEGRAM ---------- */
.tg{display:grid;gap:18px;max-width:760px;margin:0 auto}
.tg__btn{
  display:flex;align-items:center;gap:16px;text-decoration:none;
  background:#fff;color:#000;border-radius:8px;padding:20px 26px;
  font-size:clamp(18px,2.4vw,26px);font-weight:600;
  transition:background-color .2s,color .2s,transform .12s;
}
.tg__btn:hover{background:var(--purple);color:#fff;transform:translateY(-2px)}
.tg__text{flex:1}
.tg__arrow{font-size:22px}

/* ---------- NEWSLETTER ---------- */
.news{
  max-width:820px;margin:0 auto;padding:52px 40px;border-radius:var(--r);text-align:center;
  background:linear-gradient(180deg,rgba(13,14,97,.85),rgba(13,44,82,.85));
}
.news__title{margin:0 0 12px;font-size:clamp(24px,3vw,32px);font-weight:700;color:#fff}
.news__descr{margin:0 auto 26px;max-width:56ch;color:rgba(255,255,255,.85)}
.news__form{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.news__form input[type=email]{
  flex:1 1 300px;max-width:380px;padding:15px 18px;border-radius:4px;border:0;
  font:inherit;font-size:16px;color:var(--ink);
}
.news__legal{margin:18px 0 0;font-size:13px;color:rgba(255,255,255,.65)}
.news__legal a{color:rgba(255,255,255,.9)}

/* ---------- CONTACT / FOOTER ---------- */
.contact{max-width:760px;text-align:center;margin:0 auto}
.contact p{margin:0 0 26px;color:rgba(255,255,255,.85)}
.contact a{color:#fff}
.footer{background:#000;color:rgba(255,255,255,.6);padding:26px 0;border-top:1px solid rgba(255,255,255,.12)}
.footer__inner{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;font-size:14px}
.footer p{margin:0}
.footer__social{display:flex;gap:20px}
.footer__social a{text-decoration:none}
.footer__social a:hover{color:#fff}

/* ---------- MODAL ---------- */
.modal{position:fixed;inset:0;z-index:200;display:grid;place-items:center;padding:20px}
.modal__backdrop{position:absolute;inset:0;background:rgba(0,0,0,.85)}
.modal__dialog{position:relative;width:min(960px,100%)}
.modal__video{position:relative;padding-top:56.25%;background:#000;border-radius:10px;overflow:hidden}
.modal__video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.modal__close{
  position:absolute;top:-44px;right:0;background:none;border:0;color:#fff;
  font-size:34px;line-height:1;cursor:pointer;padding:4px 8px;
}
body.no-scroll{overflow:hidden}

/* ---------- RESPONSIVE ---------- */
@media (max-width:960px){
  .about,.feature,.talks{grid-template-columns:1fr;gap:32px}
  .feature--reverse .feature__media{order:0}
  .cards{grid-template-columns:1fr;gap:40px}
  .section{padding:72px 0}
  .talks__list{max-height:none}
}
@media (max-width:820px){
  .nav__toggle{display:flex}
  .nav__menu{
    position:absolute;top:68px;left:0;right:0;
    flex-direction:column;align-items:flex-start;gap:0;
    background:rgba(10,10,14,.98);padding:8px 24px 22px;
    max-height:0;overflow:hidden;transition:max-height .3s ease;
  }
  .nav__menu.is-open{max-height:70vh;overflow-y:auto}
  .nav__menu a{padding:13px 0;width:100%;font-size:16px}
  .nav__lang{border-left:0;padding-left:0;gap:16px;margin-top:6px}
}
@media (max-width:520px){
  body{font-size:16px}
  .hero__cta .btn{width:100%}
  .news{padding:36px 22px}
  .news__form input[type=email]{flex-basis:100%}
  .news__form .btn{width:100%}
  .strip__track img{height:170px}
  .feature__media img{max-height:280px}
}