:root{
  --bg0:#061625;
  --bg1:#072034;
  --bg2:#052e3b;
  --sky:#0ea5e9;
  --green:#22c55e;
  --warm:#f59e0b;
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.72);
  --card: rgba(255,255,255,.10);
  --card2: rgba(255,255,255,.16);
  --stroke: rgba(255,255,255,.14);
  --shadow: 0 18px 50px rgba(0,0,0,.40);
  --radius: 22px;
  --radius2: 16px;
  --max: 1120px;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color:var(--text);
  background:
    radial-gradient(1200px 700px at 15% 10%, rgba(245,158,11,.30), transparent 55%),
    radial-gradient(1000px 650px at 85% 20%, rgba(34,197,94,.28), transparent 55%),
    radial-gradient(1200px 800px at 50% 90%, rgba(14,165,233,.38), transparent 60%),
    linear-gradient(135deg, var(--bg2) 0%, var(--bg1) 45%, var(--bg0) 100%);
}

img{ max-width:100%; height:auto; display:block; }

.container{ width:min(var(--max), calc(100% - 40px)); margin:0 auto; }

/* Header */
.site-header{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(12px);
  background: rgba(6,22,37,.55);
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.navbar{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 0;
}

.brand{
  display:flex; align-items:center; gap:12px;
  text-decoration:none; color:var(--text);
}
.brand-mark{
  width:42px; height:42px; border-radius: 14px;
  display:grid; place-items:center;
  background: linear-gradient(135deg, rgba(255,255,255,.22), rgba(255,255,255,.06));
  border:1px solid rgba(255,255,255,.18);
}
.brand-title{ line-height:1.05; }
.brand-title strong{ display:block; font-size:15px; letter-spacing:.2px; }
.brand-title span{ display:block; font-size:12px; color:var(--muted); }

.nav{
  display:flex; align-items:center; gap:10px;
}
.nav a{
  color: rgba(255,255,255,.86);
  text-decoration:none;
  font-size:13px;
  padding:10px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  transition: transform .08s ease, background .2s ease, border-color .2s ease;
  white-space:nowrap;
}
.nav a:hover{ background: rgba(255,255,255,.10); border-color: rgba(255,255,255,.18); }
.nav a:active{ transform: translateY(1px); }

.nav a.primary{
  color:#032536;
  background: linear-gradient(135deg, #7dd3fc, #34d399);
  border:0;
  font-weight:700;
}

.menu-btn{
  display:none;
  border:1px solid rgba(255,255,255,.16);
  background: rgba(255,255,255,.06);
  color:var(--text);
  border-radius: 14px;
  padding:10px 12px;
  cursor:pointer;
}

/* Hero */
.hero{
  position:relative;
  overflow:hidden;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.hero-media{
  position:absolute; inset:0;
  background: #000;
}
.hero-media img{
  width:100%; height:100%; object-fit:cover;
  filter: saturate(1.08) contrast(1.02);
  transform: scale(1.02);
}
.hero-overlay{
  position:absolute; inset:0;
  background: linear-gradient(to bottom, rgba(0,0,0,.66), rgba(0,0,0,.46));
}

.hero-inner{
  position:relative;
  padding:72px 0 48px;
}

.hero-card{
  max-width: 760px;
  background: linear-gradient(180deg, rgba(255,255,255,.14), rgba(255,255,255,.06));
  border: 1px solid rgba(255,255,255,.16);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  padding:22px 22px 20px;
}

.kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.14);
  color: var(--muted);
  font-size:13px;
}

.hero h1{
  margin:14px 0 10px;
  font-size:44px;
  line-height:1.05;
  letter-spacing:-.7px;
}
.hero p{
  margin:0;
  color: var(--muted);
  font-size:16px;
  line-height:1.7;
  max-width: 64ch;
}

.hero-actions{
  display:flex; gap:10px; flex-wrap:wrap;
  margin-top:16px;
}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap:10px;
  border-radius: 14px;
  padding:10px 14px;
  font-weight:700;
  font-size:14px;
  text-decoration:none;
  border: 1px solid rgba(255,255,255,.16);
  background: rgba(255,255,255,.06);
  color: rgba(255,255,255,.92);
}
.btn:hover{ background: rgba(255,255,255,.10); }
.btn.primary{
  color:#032536;
  background: linear-gradient(135deg, #7dd3fc, #34d399);
  border:0;
}

/* Sections */
.section{ padding: 44px 0; }
.section h2{
  margin:0 0 10px;
  font-size:26px;
  letter-spacing:-.2px;
}
.section p.lead{
  margin:0 0 18px;
  color: var(--muted);
  line-height:1.7;
  max-width: 80ch;
}

.grid{
  display:grid;
  gap:14px;
}
.grid.cols-3{ grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.cols-2{ grid-template-columns: repeat(2, minmax(0, 1fr)); }

.card{
  background: linear-gradient(180deg, rgba(255,255,255,.12), rgba(255,255,255,.05));
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow:hidden;
}
.card .pad{ padding:16px; }
.card h3{ margin:0 0 8px; font-size:18px; }
.card p{ margin:0 0 12px; color:var(--muted); line-height:1.6; }

.thumb{
  aspect-ratio: 16 / 9;
  background: rgba(255,255,255,.06);
}
.thumb img{ width:100%; height:100%; object-fit:cover; }

.badges{ display:flex; gap:8px; flex-wrap:wrap; }
.badge{
  font-size:12px;
  color: rgba(255,255,255,.86);
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  padding:6px 10px;
  border-radius: 999px;
}

.split{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:16px;
  align-items:stretch;
}

.panel{
  background: linear-gradient(180deg, rgba(255,255,255,.12), rgba(255,255,255,.05));
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding:18px;
}

.list{ margin:0; padding:0; list-style:none; display:grid; gap:10px; }
.list li{ display:flex; gap:10px; color:var(--muted); line-height:1.55; }
.dot{ width:10px; height:10px; border-radius:50%; background: rgba(255,255,255,.35); border:1px solid rgba(255,255,255,.22); margin-top:6px; flex:0 0 10px; }

/* FAQ */
.faq details{
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 16px;
  background: rgba(255,255,255,.04);
  padding: 10px 14px;
}
.faq details + details{ margin-top:10px; }
.faq summary{ cursor:pointer; font-weight:700; list-style:none; }
.faq summary::-webkit-details-marker{ display:none; }
.faq details > div{ margin-top:10px; color:var(--muted); line-height:1.65; }

/* Footer */
.footer{
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 26px 0 34px;
  color: rgba(255,255,255,.64);
  font-size:13px;
}
.footer .cols{
  display:grid;
  grid-template-columns: 1.2fr .8fr .8fr;
  gap:16px;
}
.footer a{ color: rgba(255,255,255,.84); text-decoration:none; }
.footer a:hover{ text-decoration: underline; }
.small{ font-size:12px; color: rgba(255,255,255,.55); }

/* Forms */
.form{
  display:flex; gap:10px; flex-wrap:wrap;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  padding:10px;
  border-radius: 16px;
}
.input{
  flex:1;
  min-width: 220px;
  border:0;
  outline:none;
  background: transparent;
  color: var(--text);
  font-size:15px;
  padding:10px 12px;
}
.input::placeholder{ color: rgba(255,255,255,.55); }

/* Responsive */
@media (max-width: 980px){
  .grid.cols-3{ grid-template-columns: 1fr; }
  .grid.cols-2{ grid-template-columns: 1fr; }
  .split{ grid-template-columns: 1fr; }
  .footer .cols{ grid-template-columns: 1fr; }
  .hero h1{ font-size:38px; }
}

@media (max-width: 860px){
  .menu-btn{ display:inline-flex; }
  .nav{
    position:fixed;
    top:64px;
    left:16px;
    right:16px;
    display:none;
    flex-direction:column;
    gap:10px;
    padding:14px;
    border-radius: 18px;
    background: rgba(6,22,37,.92);
    border: 1px solid rgba(255,255,255,.10);
    box-shadow: var(--shadow);
  }
  .nav.open{ display:flex; }
  .nav a{ width:100%; justify-content:center; }
}