:root{
  --bg:#0D1016;--bg2:#141A22;--card:#1A212B;--card2:#212933;
  --line:rgba(255,255,255,.09);--line2:rgba(255,255,255,.2);
  --red:#F53107;--red2:#D02A06;--red3:#FF4528;
  --green:#05793F;--green2:#0AA357;
  --tx:#FFFFFF;--mu:#9BA6B7;--maxw:1200px;
}
*{box-sizing:border-box}
html,body{overflow-x:clip;max-width:100vw}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--tx);
  font-family:Montserrat,Inter,system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:var(--red3);text-decoration:none}
img{max-width:100%;height:auto;display:block}
h1,h2,h3{margin:0 0 .5em;line-height:1.14;font-weight:800;letter-spacing:-.025em;color:#fff}
h1{font-size:clamp(2.1rem,5.4vw,3.5rem);font-weight:900}
h2{font-size:clamp(1.6rem,3.6vw,2.4rem)}
h3{font-size:clamp(1.08rem,2vw,1.28rem)}
p{margin:0 0 1em;color:var(--mu)}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* nav */
nav{position:sticky;top:0;z-index:70;background:rgba(13,16,22,.94);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;gap:16px;padding:11px 20px;max-width:var(--maxw);margin:0 auto}
.logo{flex:none;display:block}
.logo img{height:34px;width:auto}
#nav-menu{display:none;list-style:none;margin:0 0 0 10px;padding:0;gap:2px}
#nav-menu li{margin:0}
#nav-menu a{display:block;color:#CBD3DF;font-weight:600;font-size:15px;padding:9px 12px;border-radius:8px}
#nav-menu a:hover{color:var(--red3);background:rgba(245,49,7,.1)}
.nav-buttons{display:none;gap:8px;margin-left:auto}
.btn-nav{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 20px;
  border-radius:9px;font-weight:800;font-size:15px;border:2px solid transparent;white-space:nowrap}
.btn-nav-login{color:#fff;border-color:var(--line2)}
.btn-nav-login:hover{border-color:var(--red);color:var(--red3)}
.btn-nav-register{color:#fff;background:linear-gradient(100deg,var(--red),var(--red2));
  box-shadow:0 8px 22px rgba(245,49,7,.3)}
.btn-nav-register:hover{filter:brightness(1.08)}
.burger{margin-left:auto;width:46px;height:46px;display:flex;flex-direction:column;align-items:center;
  justify-content:center;gap:5px;background:var(--card);border:1px solid var(--line2);border-radius:10px;
  cursor:pointer;flex:none}
.burger span{display:block;width:19px;height:2px;background:#fff;border-radius:2px}
.menu-overlay{display:none;flex-direction:column;background:var(--bg2);border-bottom:1px solid var(--line);
  padding:8px 20px 14px}
.menu-overlay a{color:#CBD3DF;font-weight:600;font-size:15px;padding:13px 4px;
  border-bottom:1px solid var(--line);min-height:44px;display:flex;align-items:center}
.menu-overlay a:last-child{border-bottom:0}
.menu-overlay.open{display:flex}
@media(min-width:1060px){#nav-menu,.nav-buttons{display:flex}.burger{display:none}.menu-overlay{display:none!important}}

/* buttons */
.btn-gold,.btn-outline{display:inline-flex;align-items:center;justify-content:center;min-height:56px;
  padding:0 32px;border-radius:11px;font-weight:800;font-size:1.02rem;border:2px solid transparent;
  white-space:nowrap;transition:transform .15s,filter .2s,border-color .2s}
.btn-gold{color:#fff;background:linear-gradient(100deg,var(--red),var(--red2));
  box-shadow:0 12px 30px rgba(245,49,7,.28)}
.btn-gold:hover{filter:brightness(1.08)}
.btn-outline{color:#fff;border-color:var(--line2);background:transparent}
.btn-outline:hover{border-color:var(--red);color:var(--red3)}
.btn-gold:active,.btn-outline:active{transform:translateY(1px)}

/* hero */
.hero{position:relative;overflow:hidden;padding:clamp(44px,7vw,84px) 0 clamp(40px,6vw,72px);
  background:radial-gradient(70% 90% at 15% 0%,rgba(245,49,7,.14),transparent 62%),
             radial-gradient(60% 80% at 92% 18%,rgba(5,121,64,.12),transparent 60%),
             linear-gradient(170deg,#161C25 0%,#0D1016 72%)}
.hero::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.5) 1px,transparent 1px);
  background-size:52px 52px;opacity:.1}
.hero-grid{position:relative;z-index:2;display:grid;gap:34px;grid-template-columns:1fr}
@media(min-width:940px){.hero-grid{grid-template-columns:1.15fr .85fr;gap:52px;align-items:center}}
.hero-main h1{margin-bottom:.3em}
.hero-main h1 span{color:var(--red3);display:block}
.hero-main>p{font-size:clamp(1.02rem,1.9vw,1.18rem);color:#C4CDDA;max-width:50ch;margin:0 0 28px}
.hero-buttons{display:flex;flex-wrap:wrap;gap:12px}
.hero-cards{display:grid;gap:12px}
.hc{display:block;padding:20px 22px;border:1px solid var(--line);border-radius:14px;
  background:linear-gradient(180deg,var(--card),#151B24);transition:transform .2s,border-color .2s}
.hc:hover{transform:translateY(-4px);border-color:rgba(245,49,7,.5)}
.hc h3{margin-bottom:.3em;color:#fff}
.hc p{margin:0;font-size:15px}

/* sections */
section{padding:clamp(48px,7vw,84px) 0}
section:nth-of-type(even){background:var(--bg2)}
section>.container>h2{margin-bottom:.4em}
.intro{max-width:70ch;font-size:1.02rem;margin:0 0 clamp(26px,4vw,38px)}

.grid{display:grid;gap:16px;grid-template-columns:1fr}
@media(min-width:640px){.grid-2,.grid-3{grid-template-columns:repeat(2,1fr)}}
@media(min-width:960px){.grid-3{grid-template-columns:repeat(3,1fr)}}

.link-card{display:block;padding:22px 24px;border:1px solid var(--line);border-radius:14px;
  background:linear-gradient(180deg,var(--card),#151B24);font-weight:800;font-size:1.1rem;color:#fff;
  transition:transform .2s,border-color .2s}
.link-card:hover{transform:translateY(-4px);border-color:rgba(245,49,7,.55)}
.link-card span{display:block;margin-top:5px;font-weight:500;font-size:15px;color:var(--mu)}

.stats-grid{display:grid;gap:16px;grid-template-columns:repeat(2,1fr)}
@media(min-width:860px){.stats-grid{grid-template-columns:repeat(4,1fr)}}
.stat-card{padding:26px 20px;border:1px solid var(--line);border-radius:14px;text-align:center;
  background:linear-gradient(180deg,var(--card),#151B24)}
.stat-number{font-size:clamp(1.9rem,4vw,2.6rem);font-weight:900;letter-spacing:-.04em;line-height:1;
  background:linear-gradient(100deg,var(--red3),var(--red2));-webkit-background-clip:text;
  background-clip:text;color:transparent}
.stat-label{margin-top:7px;font-size:15px;font-weight:600;color:var(--mu)}

article{padding:24px;border:1px solid var(--line);border-radius:14px;
  background:linear-gradient(180deg,var(--card),#151B24);display:flex;flex-direction:column;
  transition:transform .2s,border-color .2s}
article:hover{transform:translateY(-4px);border-color:rgba(245,49,7,.45)}
article h3{margin-bottom:.4em}
article p{font-size:15px;flex:1}
.card-link{display:inline-flex;align-items:center;min-height:44px;margin-top:6px;font-weight:800;font-size:15px;color:var(--red3)}

details{border:1px solid var(--line);border-radius:12px;background:var(--card);margin-bottom:10px;
  overflow:hidden}
summary{cursor:pointer;list-style:none;padding:17px 46px 17px 20px;font-weight:700;color:#fff;
  position:relative;min-height:44px;display:flex;align-items:center;font-size:1rem}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:20px;color:var(--red3);font-size:1.5rem;
  font-weight:400;line-height:1}
details[open] summary::after{content:"–"}
details p{padding:0 20px 18px;margin:0;font-size:15px}

footer{background:var(--bg2);border-top:1px solid var(--line);padding:44px 0 34px;text-align:center}
footer .logo{display:inline-block;margin-bottom:16px}
footer .logo img{height:32px;margin:0 auto}
footer p{margin:0 0 8px;font-size:15px}
footer .legal{margin-top:18px;padding-top:18px;border-top:1px solid var(--line);
  color:var(--mu);font-size:15px}
.age{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;
  border-radius:50%;border:2px solid var(--red);color:var(--red3);font-weight:900;font-size:15px;
  margin-bottom:12px}

/* длинный текст */
.lede{margin-top:clamp(26px,4vw,36px)}
section>.container>p:not(.intro){max-width:78ch;font-size:1.02rem;line-height:1.75}
section>.container>p:not(.intro)+p{margin-top:-.2em}
.grid+p{margin-top:clamp(26px,4vw,36px)}
.stats-grid+p{margin-top:clamp(26px,4vw,36px)}
#iletisim .btn-gold{margin-top:10px}