:root{
  --bg:#05111f;
  --bg-2:#071828;
  --panel:#081e30;
  --panel-2:#0b2640;
  --sun:#ffe033;
  --sun-2:#ffb700;
  --coral:#ff3d6e;
  --teal:#00f0c8;
  --teal-2:#00d4b0;
  --text:#f0faff;
  --muted:#7ab8d8;
  --line:#103a58;
  --shadow:0 8px 32px rgba(0,240,200,.15);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:clip;background:#05111f}
body{
  background:radial-gradient(ellipse at 60% 0%,#0a2a48 0%,#05111f 65%);
  color:var(--text);
  font-family:'Georgia',serif;
  min-height:100vh;
  width:100%;
}

/* ── UTILS ── */
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.btn{display:inline-block;padding:12px 28px;border-radius:30px;font-weight:700;font-size:15px;cursor:pointer;transition:.2s;text-decoration:none;letter-spacing:.04em;text-transform:uppercase;border:2px solid transparent}
.btn-login{background:transparent;border-color:var(--sun);color:var(--sun)}
.btn-login:hover{background:var(--sun);color:var(--bg)}
.btn-signup{background:var(--coral);color:#fff;border-color:var(--coral)}
.btn-signup:hover{background:#ff8550;box-shadow:0 0 24px rgba(255,107,53,.5)}

/* ── HEADER ── */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(5,17,31,.95);
  border-bottom:2px solid var(--teal);
  backdrop-filter:blur(10px);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.logo{font-size:21px;font-weight:700;color:var(--sun);text-decoration:none;letter-spacing:.06em;text-transform:uppercase;text-shadow:0 0 14px rgba(255,214,10,.5);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:calc(100vw - 100px)}
.logo span{color:var(--teal-2)}
.nav{display:flex;align-items:center;gap:28px}
.nav-menu{list-style:none;display:flex;gap:24px}
.nav-menu a{color:var(--muted);text-decoration:none;font-size:14px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;transition:.2s}
.nav-menu a:hover{color:var(--teal-2)}
.auth-btns{display:flex;gap:10px}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.hamburger span{display:block;width:24px;height:2px;background:var(--sun);transition:.3s}
.hamburger.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.hamburger.active span:nth-child(2){opacity:0}
.hamburger.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

/* ── BANNER ── */
.banner-wrap{
  display:flex;justify-content:center;
  border-bottom:2px solid var(--teal);
  background:radial-gradient(ellipse at 60% 0%,#0a2a48 0%,#05111f 65%);
}
.banner{
  position:relative;
  width:100%;
  max-width:1400px;
  min-height:540px;
  display:flex;align-items:center;
  overflow:hidden;
  border-radius:0 0 12px 12px;
}
.banner::before{
  content:'';position:absolute;inset:0;
  background:url('../images/banner.webp') center/cover no-repeat;
  filter:brightness(.38);
}
.banner::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(to right,rgba(6,21,37,.7) 40%,transparent 100%);
  pointer-events:none;
}
.banner-content{position:relative;z-index:2;max-width:680px;padding:60px 40px}
.banner-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 20px;border-radius:30px;
  border:2px solid var(--sun);
  color:var(--sun);font-size:13px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  margin-bottom:22px;background:rgba(255,214,10,.1);
}
.banner-content h1{
  font-size:clamp(30px,5vw,58px);font-weight:700;line-height:1.15;
  color:var(--text);margin-bottom:18px;
  text-shadow:2px 2px 8px rgba(0,0,0,.6);
}
.banner-content h1 em{color:var(--sun);font-style:normal}
.banner-content p{font-size:17px;color:var(--muted);margin-bottom:30px;line-height:1.65;max-width:560px}

/* ── SECTIONS ── */
.section{padding:72px 0}
.section-title{
  font-size:clamp(24px,3.5vw,38px);font-weight:700;text-align:center;
  margin-bottom:10px;color:var(--text);
}
.section-title em{color:var(--sun);font-style:normal}

/* ── PROMO IMAGES ── */
.promo-images{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.promo-img-link{
  display:block;
  border:2px solid var(--line);border-radius:12px;
  overflow:hidden;transition:.25s;
  aspect-ratio:4/3;
}
.promo-img-link:hover{
  border-color:var(--teal);
  box-shadow:0 0 28px rgba(0,180,216,.3);
  transform:translateY(-4px);
}
.promo-img-link img{width:100%;height:100%;object-fit:cover;display:block;transition:.3s}
.promo-img-link:hover img{transform:scale(1.04)}

/* ── CONTENT BLOCK ── */
.content-block{max-width:900px;margin:0 auto}

/* ── SEO CONTENT ── */
.seo-content{color:var(--text);line-height:1.75;font-size:16px}
.seo-content h2{
  font-size:clamp(20px,2.5vw,28px);font-weight:700;color:var(--text);
  margin:36px 0 14px;padding-bottom:8px;
  border-bottom:2px solid var(--teal);
}
.seo-content h3{font-size:clamp(16px,2vw,20px);font-weight:600;color:var(--sun);margin:24px 0 10px}
.seo-content p{margin-bottom:14px;color:var(--text)}
.seo-content ul,.seo-content ol{padding-left:22px;margin-bottom:14px}
.seo-content li{margin-bottom:7px}
.seo-content a{color:var(--teal-2);text-decoration:underline}
.seo-content strong,.seo-content b{color:var(--sun)}
.seo-content table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px}
.seo-content th{background:var(--panel-2);color:var(--sun);font-weight:700;text-align:left;padding:13px 16px;border:1px solid var(--line);letter-spacing:.04em;text-transform:uppercase;font-size:13px}
.seo-content td{padding:11px 16px;border:1px solid var(--line);color:var(--muted)}
.seo-content tbody tr:hover{background:var(--panel-2)}
.seo-content td b,.seo-content td strong{color:var(--sun)}
@media(max-width:600px){
  .seo-content table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}
  .seo-content th,.seo-content td{padding:8px 12px;font-size:13px}
}

/* ── FOOTER ── */
.site-footer{background:var(--panel);border-top:2px solid var(--teal);padding:56px 0 28px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;margin-bottom:40px}
.footer-about .logo{display:inline-block;margin-bottom:14px}
.footer-about p{color:var(--muted);font-size:14px;line-height:1.6}
.footer-col h4{color:var(--teal-2);font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-bottom:14px}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:8px}
.footer-col a{color:var(--muted);text-decoration:none;font-size:14px;transition:.2s}
.footer-col a:hover{color:var(--teal-2)}
.footer-bottom{border-top:1px solid var(--line);padding-top:24px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.age{background:var(--coral);color:#fff;font-size:13px;font-weight:700;padding:4px 10px;border-radius:4px;flex-shrink:0}
.footer-bottom p{font-size:13px;color:var(--muted)}

/* ── RESPONSIVE ── */
@media(max-width:900px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px}
  .promo-images{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .hamburger{display:flex}
  .nav{
    position:fixed;top:68px;right:0;
    width:min(280px,85vw);height:calc(100vh - 68px);
    background:var(--panel);border-left:2px solid var(--teal);
    z-index:200;display:flex;flex-direction:column;align-items:flex-start;
    padding:24px 20px;gap:0;overflow-y:auto;
    visibility:hidden;opacity:0;
    transition:visibility 0s linear .25s,opacity .25s ease;
  }
  .nav.open{visibility:visible;opacity:1;transition:visibility 0s,opacity .25s ease}
  .nav-menu{flex-direction:column;gap:0;width:100%}
  .nav-menu a{display:block;padding:14px 0;border-bottom:1px solid var(--line);font-size:16px}
  .auth-btns{flex-direction:column;width:100%;margin-top:24px;gap:10px}
  .auth-btns .btn{text-align:center;display:block}
}
@media(max-width:600px){
  .promo-images{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .banner-content h1{font-size:26px;word-break:break-word}
  .section-title{font-size:22px;word-break:break-word}
}