:root{
  --teal-900:#0a3f44;
  --teal-700:#0e6a72;
  --teal-600:#118a93;
  --teal-500:#16a3ad;
  --teal-300:#7fd0d6;
  --teal-50:#eef9fa;
  --ink:#0d2a2c;
  --muted:#5a7173;
  --line:rgba(13,42,44,.10);
  --bg:#f6faf9;
  --card:#ffffff;
  --gold:#c9a35b;
  --shadow:0 18px 50px -20px rgba(10,63,68,.35);
  --shadow-sm:0 8px 24px -12px rgba(10,63,68,.28);
  --radius:22px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Manrope',system-ui,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
.container{width:min(1180px,92%);margin-inline:auto}
img{max-width:100%;display:block}
h1,h2,h3,h4{font-family:'Fraunces',Georgia,serif;line-height:1.1;letter-spacing:-.01em}
a{color:inherit;text-decoration:none}

/* NAV */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);
  background:rgba(246,250,249,.72);border-bottom:1px solid transparent;transition:.3s}
.nav.scrolled{background:rgba(255,255,255,.85);border-bottom:1px solid var(--line);box-shadow:0 6px 24px -18px rgba(10,63,68,.5)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:16px 0}
.brand{display:flex;align-items:center;gap:10px;color:var(--teal-700)}
.brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;
  background:linear-gradient(135deg,var(--teal-500),var(--teal-700));color:#fff;box-shadow:var(--shadow-sm)}
.brand-name{font-weight:800;letter-spacing:.22em;font-size:1.02rem;color:var(--ink)}
.nav-links{display:flex;align-items:center;gap:30px;font-weight:600;font-size:.95rem}
.nav-links a{color:var(--muted);transition:.2s}
.nav-links a:hover{color:var(--teal-700)}
.nav-links a.active{color:var(--teal-700)}
.brand-name{position:relative}
.nav .brand .brand-name::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--teal-500),transparent);opacity:0;transition:.3s}
.nav .brand:hover .brand-name::after{opacity:1}
.nav-cta{background:var(--ink);color:#fff!important;padding:10px 18px;border-radius:999px}
.nav-cta:hover{background:var(--teal-700)}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:.97rem;
  padding:14px 26px;border-radius:999px;transition:.25s;cursor:pointer;border:1px solid transparent}
.btn-primary{background:linear-gradient(135deg,var(--teal-500),var(--teal-700));color:#fff;box-shadow:var(--shadow-sm)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-ghost{background:rgba(255,255,255,.6);border-color:var(--line);color:var(--teal-700)}
.btn-ghost:hover{background:#fff;border-color:var(--teal-300)}
.btn-lg{padding:17px 36px;font-size:1.05rem}

/* HERO */
.hero{position:relative;overflow:hidden;
  background:
    radial-gradient(120% 120% at 80% -10%,rgba(22,163,173,.18),transparent 55%),
    linear-gradient(180deg,#eaf6f6,var(--bg));
  padding:74px 0 90px}
.hero-glow{position:absolute;inset:auto -10% -40% auto;width:560px;height:560px;border-radius:50%;
  background:radial-gradient(circle,rgba(127,208,214,.45),transparent 60%);filter:blur(20px);z-index:0}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.eyebrow{display:inline-block;font-weight:700;font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--teal-700);background:var(--teal-50);border:1px solid var(--line);padding:7px 14px;border-radius:999px}
.hero h1{font-size:clamp(2.4rem,5vw,3.7rem);margin:22px 0 16px;font-weight:700}
.hero h1 em{font-style:italic;color:var(--teal-600)}
.lede{font-size:1.12rem;color:var(--muted);max-width:30ch}
.hero-actions{display:flex;gap:14px;margin:30px 0 34px;flex-wrap:wrap}
.hero-stats{display:flex;gap:30px;list-style:none;flex-wrap:wrap}
.hero-stats li{display:flex;flex-direction:column}
.hero-stats strong{font-family:'Fraunces',serif;font-size:1.25rem;color:var(--teal-700)}
.hero-stats span{font-size:.85rem;color:var(--muted)}
.hero-visual{position:relative}
.hero-card{position:relative;background:linear-gradient(160deg,#fff,#f0fafa);border:1px solid var(--line);
  border-radius:28px;padding:26px;box-shadow:var(--shadow);overflow:hidden}
.hero-card::after{content:"";position:absolute;inset:0;
  background:radial-gradient(60% 50% at 70% 20%,rgba(22,163,173,.10),transparent)}
.hero-card img{position:relative;border-radius:16px;aspect-ratio:1/1;object-fit:contain}
.hero-badge{position:absolute;left:-14px;bottom:26px;background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow-sm);border-radius:999px;padding:10px 18px;font-weight:700;font-size:.88rem;display:flex;align-items:center;gap:8px}
.hero-badge .dot{width:9px;height:9px;border-radius:50%;background:#21c07a;box-shadow:0 0 0 4px rgba(33,192,122,.18)}

/* TRUST */
.trust{background:var(--teal-900);color:#cdeef0}
.trust-inner{display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;padding:18px 0;font-weight:600;font-size:.95rem}
.trust-item span{color:var(--gold);margin-right:8px}

/* SECTIONS */
.section{padding:90px 0}
.section-head{text-align:center;max-width:640px;margin:0 auto 56px}
.kicker{font-weight:700;font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;color:var(--teal-600)}
.section-head h2{font-size:clamp(2rem,4vw,2.8rem);margin:12px 0 14px}
.section-head p{color:var(--muted);font-size:1.06rem}

/* PRODUCT */
.product{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
  padding:38px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);margin-bottom:42px}
.product.reverse .product-gallery{order:2}
.gallery-main{background:linear-gradient(160deg,#fbfdfd,#eef7f7);border:1px solid var(--line);
  border-radius:18px;padding:22px;aspect-ratio:1/1;display:grid;place-items:center;cursor:zoom-in}
.gallery-main img{max-height:100%;object-fit:contain;transition:.3s}
.gallery-main:hover img{transform:scale(1.03)}
.gallery-thumbs{display:flex;gap:12px;margin-top:14px}
.thumb{flex:1;background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px;cursor:pointer;
  aspect-ratio:1/1;transition:.2s}
.thumb img{width:100%;height:100%;object-fit:contain}
.thumb:hover{border-color:var(--teal-300)}
.thumb.is-active{border-color:var(--teal-600);box-shadow:0 0 0 2px rgba(22,163,173,.18)}
.pill{display:inline-block;font-weight:700;font-size:.76rem;letter-spacing:.06em;text-transform:uppercase;
  color:var(--teal-700);background:var(--teal-50);border:1px solid var(--line);padding:6px 13px;border-radius:999px}
.product-info h3{font-size:clamp(1.5rem,2.6vw,2rem);margin:16px 0 6px;font-weight:600}
.product-sub{color:var(--teal-700);font-weight:600;margin-bottom:14px}
.product-desc{color:var(--muted);margin-bottom:22px}
.feature-list{list-style:none;display:grid;gap:11px;margin-bottom:26px}
.feature-list li{position:relative;padding-left:30px;color:var(--ink);font-size:.97rem}
.feature-list li::before{content:"";position:absolute;left:0;top:8px;width:16px;height:16px;border-radius:50%;
  background:radial-gradient(circle at 50% 45%,#fff 0 3px,transparent 4px),linear-gradient(135deg,var(--teal-500),var(--teal-700))}
.feature-list b{font-weight:700}
.spec{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--line);border-radius:16px;overflow:hidden}
.spec>div{display:flex;justify-content:space-between;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line)}
.spec>div:nth-child(odd){border-right:1px solid var(--line)}
.spec dt{color:var(--muted);font-size:.86rem;font-weight:600}
.spec dd{font-weight:700;font-size:.9rem;text-align:right}

/* WHY */
.why{background:linear-gradient(180deg,#fff,var(--bg))}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.why-card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:28px 24px;
  box-shadow:var(--shadow-sm);transition:.25s}
.why-card:hover{transform:translateY(-4px)}
.why-ico{width:50px;height:50px;border-radius:14px;display:grid;place-items:center;font-size:1.3rem;
  background:var(--teal-50);color:var(--teal-700);margin-bottom:16px}
.why-card h4{font-family:'Manrope',sans-serif;font-weight:800;font-size:1.05rem;margin-bottom:8px}
.why-card p{color:var(--muted);font-size:.94rem}

/* COMPAT */
.compat{background:var(--teal-900);color:#eafafb}
.compat .kicker{color:var(--teal-300)}
.compat-inner{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.compat h2{font-size:clamp(1.9rem,3.5vw,2.5rem);margin:12px 0 14px}
.compat-lede{color:#a9d6d9;max-width:34ch}
.compat-chips{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
.compat-chips span{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  padding:12px 22px;border-radius:999px;font-weight:600;backdrop-filter:blur(6px)}

/* CTA */
.cta-card{background:linear-gradient(135deg,var(--teal-600),var(--teal-900));color:#fff;
  border-radius:30px;text-align:center;padding:64px 30px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.cta-card::before{content:"";position:absolute;inset:-40% 60% auto auto;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.16),transparent 60%)}
.cta-card h2{font-size:clamp(2rem,4vw,2.8rem);margin-bottom:14px;position:relative}
.cta-card p{color:#d4eef0;max-width:48ch;margin:0 auto 28px;position:relative}
.cta-card .btn-primary{background:#fff;color:var(--teal-700);position:relative}
.cta-card .btn-primary:hover{background:var(--teal-50)}

/* FOOTER */
.footer{background:#08272a;color:#9fc4c6;padding:48px 0}
.footer-inner{display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center}
.footer .brand-name{color:#fff}
.footer .brand-mark{background:linear-gradient(135deg,var(--teal-500),var(--teal-700))}
.footer-note{font-weight:600;color:#cdeef0}
.footer-links{display:flex;gap:22px;flex-wrap:wrap;justify-content:center;margin:4px 0 2px}
.footer-links a{color:#9fc4c6;font-weight:600;font-size:.92rem;transition:.2s}
.footer-links a:hover{color:#fff}
.footer-copy{font-size:.82rem;color:#6f9a9c;max-width:54ch}

/* LIGHTBOX */
.lightbox{position:fixed;inset:0;z-index:100;background:rgba(8,39,42,.86);backdrop-filter:blur(6px);
  display:grid;place-items:center;padding:5vw}
.lightbox[hidden]{display:none}
.lightbox img{max-width:90vw;max-height:86vh;border-radius:16px;background:#fff;padding:18px}
.lightbox-close{position:absolute;top:24px;right:30px;width:48px;height:48px;border-radius:50%;border:none;
  background:rgba(255,255,255,.14);color:#fff;font-size:1.8rem;cursor:pointer;line-height:1}
.lightbox-close:hover{background:rgba(255,255,255,.28)}

/* REVEAL */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* RESPONSIVE */
@media(max-width:900px){
  .nav-links a:not(.nav-cta){display:none}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-visual{order:-1}
  .lede{max-width:none}
  .product,.product.reverse .product-gallery{grid-template-columns:1fr;order:0}
  .product{padding:24px;gap:30px}
  .why-grid{grid-template-columns:1fr 1fr}
  .compat-inner{grid-template-columns:1fr}
  .compat-chips{justify-content:flex-start}
}
@media(max-width:560px){
  .section{padding:64px 0}
  .why-grid{grid-template-columns:1fr}
  .spec{grid-template-columns:1fr}
  .spec>div:nth-child(odd){border-right:none}
  .hero-stats{gap:20px}
}