/* =============================================================
   Rhino Gold Gel — Premium Men's Wellness Theme
   Palette: deep charcoal / emerald / antique gold
   Type: refined serif display + clean sans body
   Mobile-first (320px+), no horizontal scroll.
   ============================================================= */

:root{
  --ink:#171b20;
  --ink-2:#0c1116;
  --coal:#1f242b;
  --coal-2:#272d35;
  --emerald:#0c4a3f;
  --emerald-2:#0e6b54;
  --emerald-deep:#0a2e26;
  --gold:#c9a448;
  --gold-2:#e8c46a;
  --gold-deep:#a8842f;
  --paper:#fbfaf6;
  --paper-2:#f4f1e8;
  --ink-soft:#4a515a;
  --line:rgba(201,164,72,.45);
  --serif:"Cormorant Garamond","Cormorant",Georgia,"Times New Roman",serif;
  --sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --shadow:0 18px 40px rgba(12,17,22,.18);
  --radius:18px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  color:var(--ink);
  background:var(--paper);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{width:100%;max-width:1120px;margin:0 auto;padding:0 20px}

/* ---------- CTA button ---------- */
.cta-btn{
  display:inline-block;
  padding:14px 30px;
  border-radius:999px;
  background:linear-gradient(135deg,var(--gold-2),var(--gold) 55%,var(--gold-deep));
  color:#17201c;
  font-weight:700;
  font-size:15px;
  letter-spacing:.2px;
  box-shadow:0 10px 26px rgba(201,164,72,.38);
  transition:transform .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.cta-btn:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(201,164,72,.5)}
.cta-btn:focus-visible{outline:3px solid var(--emerald-2);outline-offset:2px}

/* ---------- Header ---------- */
.site-header{
  background:var(--ink-2);
  color:#f4efe2;
  box-shadow:0 1px 0 var(--line),0 8px 22px rgba(12,17,22,.16);
  position:relative;
  z-index:50;
}
.header-in{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:72px}
.brand{
  font-family:var(--serif);
  font-size:24px;
  font-weight:700;
  letter-spacing:.5px;
  color:var(--gold-2);
  display:inline-flex;align-items:center;gap:10px;
}
.brand::before{
  content:"";
  width:12px;height:12px;border-radius:50%;
  background:linear-gradient(135deg,var(--emerald-2),var(--emerald-deep));
  box-shadow:0 0 0 3px rgba(232,196,106,.35);
  flex:none;
}
.nav{display:none;flex-direction:column;position:absolute;top:72px;left:0;right:0;background:var(--ink-2);padding:10px 20px 22px;border-top:1px solid var(--line)}
.nav.open{display:flex}
.nav a{padding:12px 4px;color:#e9e2d2;font-size:15px;border-bottom:1px solid rgba(255,255,255,.06)}
.nav a.cta-btn{border-bottom:none;margin-top:14px;color:#17201c;text-align:center}
.site-header .nav-toggle{display:flex;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:10px}
.site-header .nav-toggle span{width:24px;height:2px;background:var(--gold-2);transition:.25s;border-radius:2px}
.site-header .nav-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.site-header .nav-toggle.active span:nth-child(2){opacity:0}
.site-header .nav-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  color:#f6f1e5;
  overflow:hidden;
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(14,107,84,.55), transparent 60%),
    linear-gradient(160deg,var(--ink-2) 0%,#18201f 52%,var(--emerald-deep) 130%);
}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(rgba(201,164,72,.16),transparent 70%);opacity:.5;pointer-events:none}
.hero-in{position:relative;padding:64px 20px 56px;display:grid;gap:36px}
.hero-copy{max-width:100%}
.eyebrow{
  display:inline-block;
  font-size:12.5px;
  letter-spacing:2.5px;
  text-transform:uppercase;
  color:var(--gold-2);
  font-weight:600;
  padding-bottom:10px;
  border-bottom:1px solid var(--line);
  margin-bottom:18px;
}
section#benefits,section#ingredients,section#about,section#faq{background:var(--paper)}
section#how{background:var(--paper-2)}
.hero h1{
  font-family:var(--serif);
  font-size:clamp(34px,7vw,60px);
  line-height:1.06;
  font-weight:700;
  color:#fdfaf2;
  max-width:12ch;
}
.lead{margin-top:20px;font-size:clamp(16px,2.4vw,18.5px);color:#d9dfdb;max-width:50ch}
.hot{margin-top:16px;font-size:14px;color:var(--gold-2);font-weight:600;letter-spacing:.3px}
.hero-actions{margin-top:28px}
.hero-visual{display:flex;justify-content:center}
.hero-visual svg{width:min(300px,74vw);height:auto;filter:drop-shadow(0 24px 40px rgba(0,0,0,.45))}
.trust-row{margin-top:34px;display:flex;flex-direction:column;gap:12px}
.trust-row span{display:flex;align-items:center;gap:12px;font-size:14.5px;color:#e7ead6}
.trust-row svg{width:20px;height:20px;color:var(--gold-2);flex:none}

/* ---------- Section shell ---------- */
section{padding:64px 0}
.sec-head{max-width:640px}
.kicker{
  font-size:12.5px;letter-spacing:2.5px;text-transform:uppercase;
  color:var(--gold-deep);font-weight:700;margin-bottom:10px;
}
.sec-head h2,.simple .sec-head h1,.quote h2,.cta-band h2{
  font-family:var(--serif);font-weight:700;
  font-size:clamp(28px,5vw,42px);line-height:1.12;color:var(--ink-2);
}
.sec-head p{margin-top:14px;color:var(--ink-soft);font-size:16px}

/* ---------- Benefits ---------- */
.ben-grid{display:grid;gap:18px;margin-top:34px}
.ben-card{
  background:#fff;border:1px solid #ece7d9;border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow);
  transition:transform .22s ease,border-color .22s ease;
}
.ben-card:hover{transform:translateY(-4px);border-color:var(--line)}
.ben-card .ic{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--emerald),var(--emerald-deep));margin-bottom:16px}
.ben-card .ic svg{width:22px;height:22px;color:var(--gold-2)}
.ben-card h3{font-family:var(--serif);font-size:21px;color:var(--ink-2);margin-bottom:8px}
.ben-card p{color:var(--ink-soft);font-size:15px}

/* ---------- How ---------- */
.how-grid{display:grid;gap:16px;margin-top:34px}
.step{display:flex;gap:18px;align-items:flex-start;background:#fff;border:1px solid #ece7d9;border-radius:var(--radius);padding:22px;box-shadow:0 8px 22px rgba(12,17,22,.06)}
.step .num{width:42px;height:42px;flex:none;border-radius:50%;background:linear-gradient(135deg,var(--emerald-2),var(--emerald-deep));color:var(--gold-2);font-weight:700;display:grid;place-items:center;font-size:17px}
.step h3{font-family:var(--serif);font-size:20px;color:var(--ink-2);margin-bottom:6px}
.step p{color:var(--ink-soft);font-size:15px}

/* ---------- Ingredients ---------- */
.ing-grid{display:grid;gap:18px;margin-top:34px}
.ing-card{
  background:linear-gradient(160deg,#ffffff,#f6f2e6);
  border:1px solid #ece7d9;border-left:4px solid var(--gold);
  border-radius:var(--radius);padding:24px;
}
.ing-card h3{font-family:var(--serif);font-size:20px;color:var(--ink-2);margin-bottom:8px}
.ing-card p{color:var(--ink-soft);font-size:15px}

/* ---------- About split ---------- */
.split{display:grid;gap:30px;align-items:center}
.split .checklist{list-style:none;margin-top:22px;display:grid;gap:14px}
.split .checklist li{display:flex;gap:14px;align-items:center;font-weight:600;color:var(--ink);font-size:16px}
.split .checklist svg{width:22px;height:22px;color:var(--emerald-2);flex:none;margin-top:2px}
.split .cta-btn{margin-top:28px}

/* ---------- Quote ---------- */
.quote{
  background:linear-gradient(135deg,var(--ink-2),#17231f 55%,var(--emerald-deep));
  color:#f5f0e3;text-align:center;
}
.quote h2{color:#fdfaf2}
.quote p{margin:18px auto 28px;max-width:52ch;color:#d8ded9;font-size:17px}
.quote .cta-btn{background:linear-gradient(135deg,var(--gold-2),var(--gold) 55%,var(--gold-deep))}

/* ---------- FAQ ---------- */
.faq-box{margin-top:32px;display:grid;gap:14px}
.faq-box details{background:#fff;border:1px solid #ece7d9;border-radius:14px;overflow:hidden;box-shadow:0 6px 16px rgba(12,17,22,.05)}
.faq-box summary{
  cursor:pointer;padding:18px 20px;font-weight:700;color:var(--ink-2);
  font-size:16px;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:14px;
}
.faq-box summary::-webkit-details-marker{display:none}
.faq-box summary::after{content:"+";font-size:24px;line-height:1;color:var(--gold-deep);font-weight:400;transition:transform .2s}
.faq-box details[open] summary::after{content:"–"}
.faq-box .a{padding:0 20px 20px;color:var(--ink-soft);font-size:15px}

/* ---------- CTA band ---------- */
.cta-band{background:var(--paper-2);text-align:center}
.cta-band p{margin:16px auto 28px;max-width:50ch;color:var(--ink-soft);font-size:17px}

/* ---------- Simple sub-pages ---------- */
.simple section{padding:56px 0;background:var(--paper)}
.simple .wrap{max-width:820px}
.simple .sec-head h1{margin-bottom:6px}
.simple p{margin-top:18px;color:var(--ink-soft);font-size:16px}
.simple .tip{margin-top:26px;padding:16px 18px;background:#f1ede0;border:1px solid var(--line);border-radius:12px;font-size:14.5px;color:var(--ink)}
.cta-wrapper{margin-top:32px}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--ink-2);color:#d7d3c6;border-top:1px solid var(--line);
  padding-top:56px;font-size:14.5px;
}
.footer-grid{display:grid;gap:26px;padding-bottom:40px}
.footer-grid h4{font-family:var(--serif);font-size:19px;color:var(--gold-2);margin-bottom:12px}
.footer-grid p{color:#b7b2a4;max-width:34ch}
.footer-grid ul{list-style:none;display:grid;gap:8px}
.footer-grid ul a{color:#d7d3c6}
.footer-grid ul a:hover{color:var(--gold-2)}
.footer-bot{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;color:#9b978a;font-size:13px;text-align:center}

/* ---------- Language block ---------- */
.lang-block{padding-bottom:32px}
.lang-label{font-size:12.5px;letter-spacing:2px;text-transform:uppercase;color:var(--gold-deep);font-weight:700;margin-bottom:12px}
.lang-list{display:flex;flex-wrap:wrap;gap:8px}
.lang-link{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 12px;border:1px solid rgba(255,255,255,.16);border-radius:999px;
  font-size:13.5px;color:#d7d3c6;transition:.2s;
}
.lang-link:hover{border-color:var(--gold-2);color:var(--gold-2)}
.lang-link.active{background:linear-gradient(135deg,var(--emerald-2),var(--emerald-deep));border-color:var(--emerald-2);color:#f3eecf;font-weight:600}

/* ---------- Responsive: tablet ---------- */
@media(min-width:640px){
  .trust-row{flex-direction:row;gap:26px}
  .ben-grid{grid-template-columns:repeat(2,1fr)}
  .how-grid{grid-template-columns:repeat(3,1fr)}
  .step{flex-direction:column;gap:14px}
  .ing-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(3,1fr)}
}

/* ---------- Responsive: desktop nav ---------- */
@media(min-width:900px){
  .site-header .nav-toggle{display:none}
  .nav{display:flex;position:static;flex-direction:row;gap:30px;align-items:center;background:none;padding:0;border:0}
  .nav a{padding:0;border:0;font-size:14.5px;color:#e9e2d2;font-weight:500}
  .nav a:not(.cta-btn):hover{color:var(--gold-2)}
  .nav a.cta-btn{margin-top:0;padding:12px 24px}
  .hero-in{grid-template-columns:1.15fr .85fr;align-items:center;padding:84px 20px}
  .hero-visual svg{width:340px}
  .ben-grid{grid-template-columns:repeat(3,1fr)}
  .ing-grid{grid-template-columns:repeat(3,1fr)}
  .split{grid-template-columns:1.1fr .9fr}
  section{padding:84px 0}
  .footer-grid{gap:40px;grid-template-columns:1.4fr 1fr 1fr}
}

/* ---------- Reduced motion ---------- */
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}