@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Playfair+Display:ital,wght@0,700;1,400;1,700&display=swap');


*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root {
  --bg:#0d1117;--surface:#161b22;--surface2:#1c2330;
  --border:rgba(255,255,255,0.07);
  --brand:rgb(65,132,199);--brand-dark:#1e5a8a;--brand-light:#b8d4ec;--brand-dim:rgba(65,132,199,0.12);
  --text:#e6edf3;--text-mid:#8b949e;--text-dim:#484f58;
  --green:#3fb950;--retired:#484f58;
}
html{scroll-behavior:smooth}
body{font-family:'Outfit',sans-serif;background:var(--bg);color:var(--text);line-height:1.6;overflow-x:hidden}

/* NAV */
header{
  position:sticky;top:0;z-index:100;
  background:linear-gradient(90deg,rgb(65,132,199) 0%,rgb(84,140,202) 25%,rgb(100,150,204) 50%,rgb(114,158,207) 75%,rgb(122,163,208) 100%);
  border-bottom:1px solid rgba(255,255,255,0.1);
  box-shadow:0 1px 0 rgba(0,0,0,0.3),0 4px 20px rgba(0,0,0,0.4);
}
.header-inner{max-width:1160px;margin:0 auto;padding:0 40px;height:57px;display:flex;align-items:center;justify-content:space-between}
.logo-img{height:57px;width:auto;max-width:200px;object-fit:cover;object-position:left center;display:block}
nav{display:flex;align-items:center;gap:4px}
nav a{color:rgba(255,255,255,0.75);text-decoration:none;font-size:0.78rem;font-weight:500;letter-spacing:0.05em;padding:6px 14px;border-radius:6px;transition:background 0.15s,color 0.15s}
nav a:hover,nav a.active{background:rgba(255,255,255,0.15);color:#fff}

.container{max-width:1160px;margin:0 auto;padding:0 40px}
.rule{border:none;height:1px;background:linear-gradient(90deg,transparent,var(--border) 20%,var(--border) 80%,transparent);position:relative;z-index:1}

/* HERO BANNER */
.prod-hero{
  background:linear-gradient(160deg,#0d1a2e 0%,#122040 55%,#1a3055 100%);
  padding:64px 40px 72px;
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--border);
}
.prod-hero::before{
  content:'';position:absolute;top:-100px;right:-100px;
  width:500px;height:500px;
  background:radial-gradient(circle,rgba(65,132,199,0.12) 0%,transparent 65%);
  border-radius:50%;pointer-events:none;
}
.hero-inner{max-width:1160px;margin:0 auto;display:grid;grid-template-columns:1fr 320px;gap:64px;align-items:center;position:relative;z-index:1}
.hero-tag{font-size:0.65rem;font-weight:600;letter-spacing:0.18em;text-transform:uppercase;color:var(--brand);margin-bottom:12px}
.hero-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);color:var(--text-dim);font-size:0.62rem;font-weight:600;letter-spacing:0.12em;text-transform:uppercase;padding:5px 12px;border-radius:4px;margin-top:20px;width:fit-content}
.rb-dot{width:5px;height:5px;border-radius:50%;background:var(--retired);flex-shrink:0}
.hero-name{font-family:'Playfair Display',serif;line-height:1.1;margin-bottom:16px}
.hero-name .prefix{display:block;font-size:0.9rem;font-weight:400;color:var(--brand);font-style:italic;margin-bottom:6px}
.hero-name .main{display:block;font-size:clamp(2.8rem,5vw,4rem);font-weight:700;color:var(--text)}
.hero-name .sub{display:block;font-size:1rem;font-weight:300;color:var(--text-mid);margin-top:6px;font-family:'Outfit',sans-serif}
.hero-desc{font-size:1rem;color:var(--text-mid);line-height:1.8;font-weight:300;max-width:500px}
.hero-img-wrap{display:flex;align-items:center;justify-content:center;position:relative}
.hero-img-wrap img{
  width:100%;max-width:260px;height:auto;
  border-radius:8px;
  box-shadow:0 8px 24px rgba(0,0,0,0.5),0 24px 56px rgba(0,0,0,0.4),0 0 0 1px rgba(255,255,255,0.06);
  filter:brightness(0.95) saturate(0.9);
}
.hero-glow{position:absolute;inset:-40px;background:radial-gradient(circle at center,rgba(65,132,199,0.15) 0%,transparent 65%);border-radius:50%;pointer-events:none}

/* CONTENT SECTIONS */
.section{padding:64px 0}
.sec-label{font-size:0.65rem;font-weight:600;letter-spacing:0.18em;text-transform:uppercase;color:var(--brand);margin-bottom:10px;display:flex;align-items:center;gap:8px}
.sec-label::before{content:'';width:20px;height:1px;background:var(--brand)}
.sec-title{font-family:'Playfair Display',serif;font-size:clamp(1.6rem,3vw,2.2rem);font-weight:700;line-height:1.2;margin-bottom:32px}

/* FEATURE GRID */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:8px}
.feat-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:24px;transition:border-color 0.2s}
.feat-card:hover{border-color:rgba(65,132,199,0.3)}
.feat-icon{font-size:1.4rem;margin-bottom:12px}
.feat-title{font-size:0.88rem;font-weight:600;color:var(--text);margin-bottom:6px}
.feat-body{font-size:0.8rem;color:var(--text-mid);line-height:1.6;font-weight:300}

/* FORMATS TABLE */
.fmt-grid{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.fmt-tag{background:var(--surface);border:1px solid var(--border);color:var(--brand);font-family:'Outfit',monospace;font-size:0.72rem;font-weight:600;letter-spacing:0.08em;padding:6px 12px;border-radius:6px}

/* TWO-COL LAYOUT */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}

/* CODE SNIPPET */
.code-block{background:var(--surface);border:1px solid var(--border);border-radius:10px;overflow:hidden}
.code-bar{background:var(--surface2);padding:10px 16px;display:flex;align-items:center;gap:6px;border-bottom:1px solid var(--border)}
.code-dot{width:10px;height:10px;border-radius:50%}
.code-body{padding:20px;font-family:monospace;font-size:0.78rem;line-height:1.7;color:var(--text-mid);overflow-x:auto}
.code-body .kw{color:#ff7b72}
.code-body .ty{color:#79c0ff}
.code-body .st{color:#a5d6ff}
.code-body .cm{color:var(--text-dim);font-style:italic}

/* CTA */
.cta-strip{background:linear-gradient(135deg,#0d1a2e,#122040);border:1px solid var(--border);border-radius:16px;padding:48px;display:flex;align-items:center;justify-content:space-between;gap:32px;margin:0 0 80px}
.cta-strip h3{font-family:'Playfair Display',serif;font-size:1.5rem;font-weight:700;margin-bottom:8px}
.cta-strip p{font-size:0.9rem;color:var(--text-mid);font-weight:300}
.btn-primary{display:inline-flex;align-items:center;gap:8px;background:var(--brand);color:#fff;font-size:0.84rem;font-weight:600;padding:12px 24px;border-radius:6px;text-decoration:none;transition:background 0.2s,transform 0.2s;white-space:nowrap}
.btn-primary:hover{background:#5a9fdf;transform:translateY(-1px)}
.btn-ghost{display:inline-flex;align-items:center;gap:8px;color:var(--text-mid);font-size:0.84rem;font-weight:500;padding:12px 20px;border-radius:6px;text-decoration:none;border:1px solid var(--border);transition:border-color 0.2s,color 0.2s;white-space:nowrap}
.btn-ghost:hover{border-color:rgba(255,255,255,0.2);color:var(--text)}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}

/* BACK LINK */
.back-link{display:inline-flex;align-items:center;gap:6px;color:var(--text-mid);font-size:0.8rem;text-decoration:none;padding:8px 0;transition:color 0.2s}
.back-link:hover{color:var(--text)}
.back-link svg{width:14px;height:14px;fill:currentColor}

/* FOOTER */
footer{border-top:1px solid var(--border);padding:36px 0}
.footer-in{max-width:1160px;margin:0 auto;padding:0 40px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.footer-logo{font-family:'Playfair Display',serif;font-size:1rem;color:rgba(255,255,255,0.5)}
.footer-right{font-size:0.75rem;color:var(--text-dim);text-align:right;line-height:1.9}
.footer-right a{color:var(--brand);text-decoration:none}

@media(max-width:900px){
  .hero-inner{grid-template-columns:1fr}
  .hero-img-wrap{display:none}
  .feat-grid{grid-template-columns:repeat(2,1fr)}
  .two-col{grid-template-columns:1fr}
  .cta-strip{flex-direction:column;text-align:center}
  .container{padding:0 20px}
  .header-inner{padding:0 20px}
  nav a{padding:6px 10px;font-size:0.72rem}
  .prod-hero{padding:48px 20px 56px}
  .section{padding:48px 0}
}
@media(max-width:560px){
  .feat-grid{grid-template-columns:1fr}
}

/* ─── BURGER MENU ─── */
.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.12);
  border: none;
  border-radius: 6px;
  cursor: pointer;
  padding: 7px;
  flex-shrink: 0;
  transition: background 0.15s;
}
.burger:hover { background: rgba(255,255,255,0.2); }
.burger span {
  display: block;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
  transform-origin: center;
}
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
  display: none;
  position: fixed;
  top: 57px;
  left: 0; right: 0;
  background: linear-gradient(135deg, rgb(50,120,190), rgb(65,132,199));
  border-top: 1px solid rgba(255,255,255,0.12);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
  flex-direction: column;
  z-index: 99;
  padding: 8px 0;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 14px 28px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: background 0.15s, color 0.15s;
}
.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav a:hover, .mobile-nav a.active { background: rgba(255,255,255,0.12); color: #fff; }

@media (max-width: 640px) {
  .burger { display: flex; }
  nav { display: none; }
  header { position: relative; }
}