/* ===========================================================
   Peptides Uncaged — shared design system
   Palette: bright, water + air, glassy, sunlit
   =========================================================== */
:root{
  --air:#F3FAFC; --mist:#E4F2F6; --foam:#D7ECF2;
  --ink:#13282E; --ink-soft:#51666C;
  --aqua:#1FB3CE; --aqua-deep:#0E8AA0; --sky:#6FC8E8; --teal:#1AA79E;
  --sun:#F4B53F; --sun-deep:#E0941C; --coral:#F58E72; --white:#fff;
  --glass:rgba(255,255,255,.55);
  --shadow:0 20px 54px -22px rgba(13,70,82,.40);
  --shadow-sm:0 10px 26px -14px rgba(13,70,82,.34);
  --radius:22px; --maxw:1180px;
  --serif:"Fraunces",Georgia,serif; --sans:"Inter",system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans); color:var(--ink); background:var(--air); -webkit-font-smoothing:antialiased; line-height:1.65; overflow-x:hidden}
h1,h2,h3,h4{font-family:var(--serif); font-weight:600; line-height:1.1; letter-spacing:-.01em}
a{color:inherit; text-decoration:none}
img{max-width:100%; display:block}
.wrap{max-width:var(--maxw); margin:0 auto; padding:0 28px}
.eyebrow{font-family:var(--sans); font-weight:700; font-size:.74rem; letter-spacing:.22em; text-transform:uppercase; color:var(--aqua-deep)}
.btn{display:inline-flex; align-items:center; gap:.55rem; font-family:var(--sans); font-weight:600; font-size:.98rem; padding:.95rem 1.7rem; border-radius:100px; transition:.28s cubic-bezier(.2,.7,.3,1); cursor:pointer; border:none}
.btn-primary{background:linear-gradient(120deg,var(--aqua),var(--aqua-deep)); color:#fff; box-shadow:0 10px 28px -10px rgba(14,138,160,.7)}
.btn-primary:hover{transform:translateY(-3px); box-shadow:0 18px 36px -12px rgba(14,138,160,.8)}
.btn-sun{background:linear-gradient(120deg,var(--sun),var(--sun-deep)); color:#3a2a07; box-shadow:0 10px 28px -10px rgba(224,148,28,.6)}
.btn-sun:hover{transform:translateY(-3px)}
.btn-ghost{background:rgba(255,255,255,.6); color:var(--ink); border:1.5px solid rgba(255,255,255,.7); backdrop-filter:blur(8px)}
.btn-ghost:hover{background:#fff; transform:translateY(-3px)}
.btn-sm{padding:.65rem 1.2rem; font-size:.88rem}

/* ---------- NAV ---------- */
header.nav{position:fixed; top:0; left:0; right:0; z-index:50; transition:.35s ease}
.nav-inner{display:flex; align-items:center; justify-content:space-between; padding:22px 28px; max-width:var(--maxw); margin:0 auto}
.brand{display:flex; align-items:center; gap:.6rem; font-family:var(--serif); font-weight:700; font-size:1.32rem; letter-spacing:-.02em; color:#fff; transition:.35s}
.brand .dot{width:11px;height:11px;border-radius:50%;background:var(--sun);box-shadow:0 0 0 4px rgba(244,181,63,.32)}
.nav-links{display:flex; align-items:center; gap:2rem; font-weight:500; font-size:.95rem; color:rgba(255,255,255,.92); transition:.35s}
.nav-links a{position:relative; opacity:.92}
.nav-links a:hover{opacity:1}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;height:2px;width:0;background:var(--sun);transition:.3s}
.nav-links a:hover::after{width:100%}
.nav-cta{padding:.6rem 1.3rem; font-size:.9rem}
header.nav.scrolled{background:rgba(243,250,252,.82); backdrop-filter:saturate(160%) blur(14px); box-shadow:0 6px 24px -16px rgba(13,70,82,.45)}
header.nav.scrolled .brand{color:var(--ink)}
header.nav.scrolled .nav-links{color:var(--ink-soft)}
/* solid nav variant for interior pages (no hero behind) */
header.nav.solid{position:sticky; background:rgba(243,250,252,.9); backdrop-filter:saturate(160%) blur(14px); box-shadow:0 6px 24px -16px rgba(13,70,82,.45)}
header.nav.solid .brand{color:var(--ink)}
header.nav.solid .nav-links{color:var(--ink-soft)}
.menu-btn{display:none;background:none;border:none;color:#fff;font-size:1.6rem;cursor:pointer}
header.nav.solid .menu-btn{color:var(--ink)}

/* ---------- HERO (home, full viewport) ---------- */
.hero{position:relative; min-height:100vh; display:flex; align-items:center; overflow:hidden}
.hero-bg{position:absolute; inset:0; z-index:-2; background:linear-gradient(120deg,#1FB3CE,#6FC8E8 55%,#F4B53F); transform:scale(1.06); animation:kenburns 24s ease-in-out infinite alternate}
@keyframes kenburns{from{transform:scale(1.06) translateY(0)}to{transform:scale(1.14) translateY(-14px)}}
.hero-bg::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 72% 8%,rgba(255,255,255,.22),transparent 55%)}
.hero .wrap{position:relative; z-index:2; padding-top:80px}
.hero-content{max-width:780px; color:#fff}
.hero h1{font-size:clamp(2.7rem,6vw,4.8rem); color:#fff; margin:1.1rem 0 1.4rem; text-shadow:0 2px 34px rgba(0,0,0,.22)}
.hero h1 em{font-style:italic; color:#ffe1a0}
.hero p.lead{font-size:clamp(1.05rem,1.6vw,1.32rem); color:rgba(255,255,255,.94); max-width:610px; margin-bottom:2.1rem; font-weight:400}
.hero-cta{display:flex; gap:1rem; flex-wrap:wrap}
.hero-eyebrow{color:#ffe1a0}
.scroll-cue{position:absolute; bottom:34px; left:50%; transform:translateX(-50%); z-index:2; color:rgba(255,255,255,.82); font-size:.78rem; letter-spacing:.2em; text-transform:uppercase; display:flex; flex-direction:column; align-items:center; gap:10px}
.scroll-cue span{width:1px;height:42px;background:linear-gradient(rgba(255,255,255,.85),transparent);animation:cue 1.8s ease-in-out infinite}
@keyframes cue{0%,100%{opacity:.3;transform:scaleY(.6)}50%{opacity:1;transform:scaleY(1)}}

/* ---------- SUBHERO (interior pages) ---------- */
.subhero{position:relative; padding:160px 0 70px; color:#fff; overflow:hidden; background:linear-gradient(118deg,#0E8AA0,#1FB3CE 55%,#6FC8E8)}
.subhero::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 80% 0,rgba(244,181,63,.35),transparent 55%)}
.subhero .wrap{position:relative; z-index:2}
.subhero h1{font-size:clamp(2.2rem,4.6vw,3.4rem); color:#fff; margin:.6rem 0 .8rem; max-width:760px}
.subhero p{color:rgba(255,255,255,.92); font-size:1.1rem; max-width:620px}
.crumbs{font-size:.82rem; color:rgba(255,255,255,.8); margin-bottom:.4rem; letter-spacing:.02em}
.crumbs a{color:#fff; opacity:.85} .crumbs a:hover{opacity:1}

/* ---------- TRUST BAR ---------- */
.trust{background:linear-gradient(90deg,var(--ink),#0d6173)}
.trust .wrap{display:flex; flex-wrap:wrap; gap:1.4rem 2.6rem; justify-content:center; padding:20px 28px; font-size:.85rem; font-weight:500; color:rgba(255,255,255,.9)}
.trust b{color:var(--sun)}
.trust .t-item{display:flex;align-items:center;gap:.55rem}

/* ---------- SECTIONS ---------- */
section.block{padding:clamp(70px,9vw,130px) 0; position:relative}
section.block.tight{padding:clamp(48px,6vw,80px) 0}
.section-head{max-width:690px; margin-bottom:3.4rem}
.section-head.center{margin:0 auto 3.6rem; text-align:center}
.section-head h2{font-size:clamp(2rem,3.6vw,3.05rem); margin:.8rem 0 1rem}
.section-head p{color:var(--ink-soft); font-size:1.08rem}
.reveal{opacity:0; transform:translateY(34px); transition:.9s cubic-bezier(.16,.8,.3,1)}
.reveal.in{opacity:1; transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}.reveal.d4{transition-delay:.32s}

/* ---------- PILLARS ---------- */
.pillars{display:grid; grid-template-columns:repeat(4,1fr); gap:24px}
.pillar{position:relative; border-radius:var(--radius); overflow:hidden; min-height:360px; display:flex; align-items:flex-end; color:#fff; box-shadow:var(--shadow-sm); transition:.45s cubic-bezier(.2,.7,.3,1)}
.pillar:hover{transform:translateY(-8px); box-shadow:var(--shadow)}
.pillar .pbg{position:absolute; inset:0; z-index:-1; transition:.6s; background-size:cover; background-position:center}
.pillar:hover .pbg{transform:scale(1.07)}
.pillar .pbg::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(8,32,38,.84),rgba(8,40,48,.12) 60%,transparent)}
.pillar .pc{padding:26px 24px; position:relative; z-index:1}
.pillar h3{font-size:1.4rem; color:#fff; margin-bottom:.4rem}
.pillar p{font-size:.92rem; color:rgba(255,255,255,.86)}
.pillar .tag{font-size:.72rem; letter-spacing:.16em; text-transform:uppercase; color:var(--sun); font-weight:700}
.p1 .pbg{background-image:url("https://images.unsplash.com/photo-1582719478250-c89cae4dc85b?auto=format&fit=crop&w=900&q=80"); background-color:#0E8AA0}
.p2 .pbg{background-image:url("https://images.unsplash.com/photo-1559757175-5700dde675bc?auto=format&fit=crop&w=900&q=80"); background-color:#1AA79E}
.p3 .pbg{background-image:url("https://images.unsplash.com/photo-1576671081837-49000212a370?auto=format&fit=crop&w=900&q=80"); background-color:#6FC8E8}
.p4 .pbg{background-image:url("https://images.unsplash.com/photo-1530143584546-02191bc84eb5?auto=format&fit=crop&w=900&q=80"); background-color:#1FB3CE}

/* ---------- RANKINGS / CARDS ---------- */
.rankings{background:linear-gradient(180deg,var(--mist),var(--air))}
.rank-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:24px}
.rank-card{background:var(--glass); backdrop-filter:blur(10px); border-radius:var(--radius); padding:30px 28px; box-shadow:var(--shadow-sm); border:1px solid rgba(255,255,255,.6); transition:.4s; position:relative; overflow:hidden}
.rank-card:hover{transform:translateY(-7px); box-shadow:var(--shadow); background:rgba(255,255,255,.72)}
.rank-card::before{content:"";position:absolute;top:0;left:0;right:0;height:5px;background:linear-gradient(90deg,var(--aqua),var(--sun))}
.rank-badge{display:inline-block; font-size:.7rem; font-weight:700; letter-spacing:.12em; text-transform:uppercase; color:var(--aqua-deep); background:rgba(31,179,206,.14); padding:.35rem .8rem; border-radius:100px; margin-bottom:1rem}
.rank-card h3{font-size:1.5rem; margin-bottom:.3rem}
.stars{color:var(--sun); letter-spacing:2px; margin-bottom:.8rem; font-size:1rem}
.rank-card ul{list-style:none; margin:1rem 0 1.4rem; font-size:.92rem; color:var(--ink-soft)}
.rank-card ul li{padding:.4rem 0 .4rem 1.5rem; position:relative}
.rank-card ul li::before{content:"";position:absolute;left:0;top:.95rem;width:8px;height:8px;border-radius:50%;background:var(--teal)}
.rank-note{text-align:center; margin-top:2.2rem; font-size:.9rem; color:var(--ink-soft)}

/* ---------- VENDOR PAGE ---------- */
.vendor-head{display:grid; grid-template-columns:auto 1fr auto; gap:28px; align-items:center; background:var(--glass); backdrop-filter:blur(10px); border:1px solid rgba(255,255,255,.6); border-radius:var(--radius); padding:30px; box-shadow:var(--shadow-sm); margin-top:-60px; position:relative; z-index:5}
.vendor-logo{width:96px; height:96px; border-radius:20px; background:linear-gradient(140deg,var(--aqua),var(--sun)); display:flex; align-items:center; justify-content:center; color:#fff; font-family:var(--serif); font-size:2rem; font-weight:700; box-shadow:var(--shadow-sm)}
.vendor-head h1{font-size:1.9rem; margin-bottom:.3rem}
.vendor-meta{display:flex; flex-wrap:wrap; gap:.5rem .9rem; font-size:.85rem; color:var(--ink-soft); margin-top:.5rem}
.chip{background:#fff; border:1px solid rgba(13,70,82,.1); border-radius:100px; padding:.32rem .85rem; font-weight:600; font-size:.78rem}
.chip.good{color:var(--teal); border-color:rgba(26,167,158,.3)}
.facts{display:grid; grid-template-columns:repeat(4,1fr); gap:16px; margin:2.4rem 0}
.fact{background:var(--glass); backdrop-filter:blur(8px); border:1px solid rgba(255,255,255,.6); border-radius:16px; padding:20px; text-align:center}
.fact .n{font-family:var(--serif); font-size:1.7rem; color:var(--aqua-deep); font-weight:700}
.fact .l{font-size:.78rem; color:var(--ink-soft); letter-spacing:.04em}

/* product grid */
.product-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:22px}
.product-card{background:#fff; border:1px solid rgba(13,70,82,.08); border-radius:18px; padding:22px; box-shadow:var(--shadow-sm); transition:.35s; display:flex; flex-direction:column}
.product-card:hover{transform:translateY(-6px); box-shadow:var(--shadow)}
.product-card .ruo{font-size:.66rem; font-weight:700; letter-spacing:.1em; text-transform:uppercase; color:var(--sun-deep); background:rgba(244,181,63,.16); padding:.28rem .6rem; border-radius:100px; align-self:flex-start; margin-bottom:.9rem}
.product-card h4{font-size:1.16rem; margin-bottom:.3rem}
.product-card .sub{font-size:.85rem; color:var(--ink-soft); margin-bottom:1rem}
.product-card .price{font-family:var(--serif); font-size:1.4rem; color:var(--ink); font-weight:700; margin-top:auto}
.product-card .btn{margin-top:1rem; justify-content:center}

/* ---------- COMPARISON TABLE (type pages) ---------- */
.compare{width:100%; border-collapse:separate; border-spacing:0 12px}
.compare th{text-align:left; font-size:.74rem; letter-spacing:.08em; text-transform:uppercase; color:var(--ink-soft); padding:0 18px .4rem}
.compare td{background:#fff; padding:18px; border-top:1px solid rgba(13,70,82,.06); border-bottom:1px solid rgba(13,70,82,.06); vertical-align:middle; font-size:.95rem}
.compare tr td:first-child{border-left:1px solid rgba(13,70,82,.06); border-radius:14px 0 0 14px}
.compare tr td:last-child{border-right:1px solid rgba(13,70,82,.06); border-radius:0 14px 14px 0}
.compare tr{box-shadow:var(--shadow-sm); transition:.3s}
.compare tbody tr:hover td{background:#fbfeff}
.compare .vname{font-family:var(--serif); font-weight:600; font-size:1.05rem}
.compare .badge{display:inline-block; font-size:.66rem; font-weight:700; letter-spacing:.08em; text-transform:uppercase; color:var(--teal); background:rgba(26,167,158,.14); padding:.2rem .6rem; border-radius:100px; margin-left:.4rem}
.compare .yes{color:var(--teal); font-weight:700}
.compare .no{color:#b9603f}

/* ---------- PROSE ---------- */
.prose{max-width:760px}
.prose p{color:var(--ink-soft); font-size:1.08rem; margin-bottom:1.2rem}
.prose h2{font-size:1.9rem; margin:2.2rem 0 1rem}
.prose h3{font-size:1.35rem; margin:1.6rem 0 .7rem}
.prose ul{margin:0 0 1.2rem 1.1rem; color:var(--ink-soft)}
.prose li{margin-bottom:.5rem}
.prose a{color:var(--aqua-deep); font-weight:600}

/* research-note callout (compliance framing) */
.note-box{background:rgba(31,179,206,.08); border:1px solid rgba(31,179,206,.25); border-left:4px solid var(--aqua); border-radius:14px; padding:18px 22px; margin:1.6rem 0; font-size:.95rem; color:var(--ink-soft)}
.note-box b{color:var(--ink)}

/* FAQ */
.faq details{background:var(--glass); backdrop-filter:blur(8px); border:1px solid rgba(255,255,255,.6); border-radius:14px; padding:4px 22px; margin-bottom:12px; box-shadow:var(--shadow-sm)}
.faq summary{cursor:pointer; font-weight:600; padding:16px 0; list-style:none; font-size:1.05rem; position:relative; padding-right:30px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+"; position:absolute; right:0; top:14px; font-size:1.4rem; color:var(--aqua-deep); transition:.3s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 0 18px; color:var(--ink-soft); font-size:.97rem}

/* ---------- ABOUT ---------- */
.about{display:grid; grid-template-columns:.92fr 1.08fr; gap:56px; align-items:center}
.about-photo{position:relative; border-radius:26px; overflow:hidden; box-shadow:var(--shadow); min-height:480px; background:linear-gradient(160deg,rgba(31,179,206,.28),rgba(244,181,63,.22)),url("https://images.unsplash.com/photo-1507525428034-b723cf961d3e?auto=format&fit=crop&w=900&q=80") center/cover}
.about-photo .frame{position:absolute;inset:0;background:linear-gradient(to top,rgba(8,40,48,.5),transparent 55%)}
.about h2{font-size:clamp(2rem,3.4vw,2.9rem); margin:.7rem 0 1.2rem}
.about p{color:var(--ink-soft); margin-bottom:1.1rem; font-size:1.05rem}
.creds{display:flex; flex-wrap:wrap; gap:.6rem; margin:1.4rem 0}
.cred{font-size:.82rem; font-weight:600; background:var(--glass); backdrop-filter:blur(6px); border:1px solid rgba(255,255,255,.7); padding:.5rem 1rem; border-radius:100px; box-shadow:var(--shadow-sm)}
.uncaged-note{display:flex; align-items:center; gap:1rem; background:var(--glass); backdrop-filter:blur(8px); border:1px solid rgba(255,255,255,.7); border-left:4px solid var(--teal); border-radius:14px; padding:18px 20px; margin-top:1.4rem; box-shadow:var(--shadow-sm)}
.uncaged-note .un-txt{font-size:.92rem; color:var(--ink-soft)}
.uncaged-note .un-txt b{color:var(--ink)}

/* ---------- ARTICLES ---------- */
.art-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:26px}
.art{background:#fff; border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow-sm); transition:.4s; border:1px solid rgba(255,255,255,.6)}
.art:hover{transform:translateY(-7px); box-shadow:var(--shadow)}
.art-img{height:200px; position:relative; background-size:cover; background-position:center}
.art-img::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(8,40,48,.25),transparent)}
.a1{background-image:url("https://images.unsplash.com/photo-1559757148-5c350d0d3c56?auto=format&fit=crop&w=800&q=80"); background-color:#1AA79E}
.a2{background-image:url("https://images.unsplash.com/photo-1532187863486-abf9dbad1b69?auto=format&fit=crop&w=800&q=80"); background-color:#6FC8E8}
.a3{background-image:url("https://images.unsplash.com/photo-1576091160550-2173dba999ef?auto=format&fit=crop&w=800&q=80"); background-color:#1FB3CE}
.art-body{padding:24px}
.art-body .cat{font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--aqua-deep)}
.art-body h3{font-size:1.28rem; margin:.6rem 0 .6rem}
.art-body p{font-size:.92rem; color:var(--ink-soft); margin-bottom:1rem}
.art-body .read{font-weight:600; font-size:.9rem; color:var(--teal)}

/* ---------- NEWSLETTER ---------- */
.news{background:linear-gradient(120deg,var(--aqua),var(--sky) 55%,var(--sun)); border-radius:var(--radius); padding:clamp(40px,6vw,72px); text-align:center; color:#fff; box-shadow:var(--shadow); position:relative; overflow:hidden}
.news::before{content:"";position:absolute;top:-40%;right:-10%;width:440px;height:440px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.3),transparent 70%)}
.news h2{color:#fff; font-size:clamp(1.8rem,3vw,2.6rem); margin-bottom:.8rem; position:relative}
.news p{color:rgba(255,255,255,.95); max-width:520px; margin:0 auto 1.8rem; position:relative}
.news form{display:flex; gap:.7rem; max-width:480px; margin:0 auto; position:relative; flex-wrap:wrap; justify-content:center}
.news input{flex:1; min-width:220px; padding:.95rem 1.3rem; border-radius:100px; border:none; font-family:var(--sans); font-size:1rem}
.news .btn-primary{background:var(--ink)}

/* ---------- FOOTER ---------- */
footer{background:linear-gradient(90deg,var(--ink),#0d6173); color:rgba(255,255,255,.72); padding:70px 0 36px; font-size:.9rem}
.foot-grid{display:grid; grid-template-columns:1.6fr 1fr 1fr 1fr; gap:40px; margin-bottom:44px}
footer h4{color:#fff; font-family:var(--sans); font-size:.8rem; letter-spacing:.16em; text-transform:uppercase; margin-bottom:1.1rem}
footer ul{list-style:none}
footer ul li{margin-bottom:.6rem}
footer ul li a:hover{color:var(--sun)}
.foot-brand{font-family:var(--serif); font-size:1.5rem; font-weight:700; color:#fff; display:flex; align-items:center; gap:.5rem; margin-bottom:.8rem}
.foot-brand .dot{width:10px;height:10px;border-radius:50%;background:var(--sun)}
.disclaimer{border-top:1px solid rgba(255,255,255,.16); padding-top:24px; font-size:.78rem; color:rgba(255,255,255,.55); line-height:1.7}
.disclaimer b{color:rgba(255,255,255,.78)}

@media(max-width:980px){
  .pillars{grid-template-columns:repeat(2,1fr)}
  .rank-grid,.art-grid,.product-grid{grid-template-columns:1fr}
  .about{grid-template-columns:1fr}
  .about-photo{min-height:360px}
  .vendor-head{grid-template-columns:auto 1fr; margin-top:-30px}
  .facts{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .nav-links{display:none}
  .menu-btn{display:block}
  .compare thead{display:none}
  .compare,.compare tbody,.compare tr,.compare td{display:block; width:100%}
  .compare tr{margin-bottom:14px; padding:6px}
  .compare td{border:none!important}
}
@media(max-width:560px){ .pillars{grid-template-columns:1fr} .facts{grid-template-columns:1fr} .foot-grid{grid-template-columns:1fr} }