/* YAX BIO — Independent B2B peptide ingredient site
   Visual direction: cool teal + ink, restrained, editorial, no template skin. */
:root{
  --ink:#123C42;
  --ink-2:#1E5157;
  --teal:#088380;
  --teal-ink:#056C6A;   /* teal for small text: >=4.5:1 on every surface */
  --teal-d:#046366;
  --teal-l:#CFE2DC;
  --mist:#E3ECE8;
  --mist-2:#D8E5E0;
  --bg:#E8EFEB;
  --paper:#F3F7F5;
  --surface-2:#DDE9E4;
  --gold:#C08A2E;
  --orange:#E1950E;
  --line:rgba(18,60,66,.15);
  --text:#365A5F;
  --muted:#43646A;
  --white:#fff;
  --shadow:0 14px 40px rgba(18,60,66,.07);
  --shadow-lg:0 26px 70px rgba(18,60,66,.12);
  --r:10px;
  --max:1220px;
  --font:"Manrope","Inter","Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--text);background:var(--bg);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{color:var(--ink);margin:0;line-height:1.18;letter-spacing:-.02em;font-weight:700}
p{margin:0 0 1em}
ul{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit}
.container{width:min(100% - 48px,var(--max));margin-inline:auto}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}

/* ---------- top bar ---------- */
.topbar{background:var(--surface-2);color:#3F6167;font-size:12.5px;letter-spacing:.02em;border-bottom:1px solid var(--line)}
.topbar .container{display:flex;align-items:center;justify-content:space-between;min-height:36px;gap:18px;flex-wrap:wrap}
.topbar a:hover{color:var(--teal-d)}
.tb-left{display:flex;gap:22px;align-items:center;flex-wrap:wrap}
.tb-item{display:inline-flex;align-items:center;gap:7px}
.tb-item svg{width:13px;height:13px;stroke:var(--teal-d);fill:none;stroke-width:1.7}
.tb-right{display:flex;align-items:center;gap:18px}
.tb-domain{font-weight:700;letter-spacing:.09em;color:var(--ink)}
.lang{display:inline-flex;border:1px solid rgba(18,60,66,.2);border-radius:4px;overflow:hidden}
.lang button{background:transparent;border:0;color:#42656B;padding:2px 10px;font-size:11.5px;cursor:pointer;letter-spacing:.05em}
.lang button.active{background:var(--teal);color:#fff;font-weight:700}

/* ---------- nav ---------- */
.header{position:sticky;top:0;z-index:60;background:rgba(243,247,245,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;min-height:76px;gap:24px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{width:38px;height:38px;border-radius:9px;background:var(--ink);display:grid;place-items:center;position:relative;overflow:hidden}
.brand-mark::after{content:"";position:absolute;width:52px;height:52px;border:1.5px solid rgba(243,247,245,.3);border-radius:50%;left:-18px;top:-20px}
.brand-mark span{color:#fff;font-weight:800;font-size:16px;letter-spacing:-.04em;z-index:1}
.brand-text b{display:block;color:var(--ink);font-size:20px;line-height:1;letter-spacing:.1em;font-weight:800}
.brand-text small{display:block;color:var(--muted);font-size:9.5px;letter-spacing:.15em;text-transform:uppercase;margin-top:4px}
/* Original geometric brand mark (see make_logo.py). Height drives the width;
   width/height attributes are emitted by build.py from LOGO_W / LOGO_H. */
.brand-logo{display:block;height:54px;width:auto;max-width:none;flex-shrink:0}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{font-size:14px;font-weight:600;color:var(--ink-2);position:relative;padding:8px 0;white-space:nowrap}
.nav-links a::after{content:"";position:absolute;left:0;bottom:2px;width:0;height:2px;background:var(--teal);transition:width .22s}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-links a.active{color:var(--teal-d)}
.nav-cta{display:flex;align-items:center;gap:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:1px solid transparent;border-radius:6px;padding:12px 22px;font-size:13.5px;font-weight:700;letter-spacing:.02em;cursor:pointer;transition:.2s;white-space:nowrap}
.btn svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2}
.btn-primary{background:var(--teal);color:#fff;box-shadow:0 8px 20px rgba(14,140,138,.22)}
.btn-primary:hover{background:var(--teal-d);transform:translateY(-2px)}
.btn-outline{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-outline:hover{background:var(--ink);color:#fff}
.btn-light{background:var(--teal);color:#fff;border-color:var(--teal-ink)}
.btn-light:hover{background:var(--teal-d);border-color:var(--teal-d)}
.btn-ghost{border-color:rgba(18,60,66,.28);color:var(--ink);background:rgba(243,247,245,.55)}
.btn-ghost:hover{background:var(--paper);border-color:var(--ink)}
.btn-sm{padding:9px 16px;font-size:12.5px}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;transition:.2s}

/* ---------- Products dropdown ---------- */
.nav-item{position:relative}
.nav-item.has-drop::after{content:"";position:absolute;right:-14px;top:50%;width:6px;height:6px;border-right:1.6px solid var(--ink-2);border-bottom:1.6px solid var(--ink-2);transform:translateY(-70%) rotate(45deg);pointer-events:none;transition:transform .2s}
.nav-item.has-drop:hover::after{transform:translateY(-30%) rotate(225deg)}
.dropdown{position:absolute;top:calc(100% + 2px);left:-18px;min-width:246px;padding:8px;background:var(--paper);border:1px solid var(--line);border-radius:10px;box-shadow:0 18px 40px rgba(6,52,58,.15);opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .2s,transform .2s,visibility .2s;z-index:70}
.nav-item:hover .dropdown,.nav-item:focus-within .dropdown{opacity:1;visibility:visible;transform:none}
.dropdown a{display:block;padding:10px 14px;font-size:13px;font-weight:600;color:var(--ink-2);border-radius:6px;white-space:nowrap}
.dropdown a::after{display:none}
.dropdown a:hover{background:var(--teal-l);color:var(--teal-d)}

/* ---------- hero ---------- */
.hero{position:relative;min-height:600px;display:flex;align-items:center;overflow:hidden;background:var(--mist)}
.hero-slides{position:absolute;inset:0;background:var(--mist)}
.hero-slide{position:absolute;inset:0;background-size:cover;background-position:center 42%;opacity:0;transition:opacity 1s ease}
.hero-slide.active{opacity:1}
.hero-stage{display:grid}
.hero-txt{grid-area:1/1;opacity:0;visibility:hidden;transform:translateY(12px);transition:opacity .55s ease,transform .55s ease,visibility .55s}
.hero-txt.active{opacity:1;visibility:visible;transform:none}
.hero-controls{position:absolute;inset:0;z-index:4;pointer-events:none}
.hero-arrow{position:absolute;top:50%;transform:translateY(-50%);width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;background:rgba(243,247,245,.94);color:var(--ink);box-shadow:var(--shadow);cursor:pointer;transition:.2s;pointer-events:auto}
.hero-arrow.prev{left:18px}
.hero-arrow.next{right:18px}
.hero-arrow:hover{background:var(--teal);border-color:var(--teal-ink);color:#fff}
.hero-arrow svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2}
.hero-arrow.prev svg{transform:rotate(180deg)}
.hero-dots{position:absolute;left:50%;bottom:96px;transform:translateX(-50%);display:flex;gap:8px;align-items:center;pointer-events:auto}
.hero-dots button{width:8px;height:8px;border:0;border-radius:50%;background:rgba(18,60,66,.24);cursor:pointer;padding:0;transition:.2s}
.hero-dots button.active{width:22px;border-radius:5px;background:var(--teal)}
.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(219,230,225,.28) 0%,rgba(219,230,225,.09) 44%,rgba(219,230,225,0) 58%)}
.hero-curve{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.hero .container{position:relative;z-index:2;padding-top:72px;padding-bottom:72px}
.hero-content{max-width:680px;color:var(--text)}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:11.5px;font-weight:800;letter-spacing:.19em;text-transform:uppercase;color:var(--teal-ink);margin-bottom:20px}
.eyebrow::before{content:"";width:26px;height:2px;background:currentColor}
.eyebrow.light{color:var(--teal-d)}
.hero h1{color:var(--ink);font-size:clamp(36px,3.9vw,54px);line-height:1.09;letter-spacing:-.035em;margin-bottom:20px;font-weight:800}
.hero h1 em{font-style:normal;color:var(--teal-d)}
.hero-sub{font-size:17px;line-height:1.75;color:#35595E;max-width:570px;margin-bottom:26px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 24px;margin-bottom:34px}
.hero-points li{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--ink-2);font-weight:600}
.hero-points svg{width:17px;height:17px;stroke:var(--teal-d);fill:none;stroke-width:2.2;flex-shrink:0}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-note{position:absolute;right:64px;bottom:78px;z-index:2;color:var(--ink-2);font-size:11px;letter-spacing:.14em;text-transform:uppercase;display:flex;align-items:center;gap:9px;background:rgba(243,247,245,.94);border:1px solid var(--line);box-shadow:var(--shadow);padding:9px 14px;border-radius:4px}
.hero-note::before{content:"";width:34px;height:1px;background:var(--teal)}

/* ---------- sections ---------- */
section{padding:92px 0}
.section-alt{background:var(--mist)}
.section-ink{background:var(--surface-2);color:var(--text)}
.section-ink h2,.section-ink h3{color:var(--ink)}
.sec-head{max-width:720px;margin-bottom:48px}
.sec-head.center{margin-inline:auto;text-align:center}
.sec-head.center .eyebrow::before{display:none}
.sec-head h2{font-size:clamp(28px,3.2vw,42px);margin-bottom:16px}
.sec-head p{font-size:16px;color:var(--muted);margin:0}
.section-ink .sec-head p{color:var(--muted)}
.center .eyebrow{justify-content:center}
.grid{display:grid;gap:24px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g6{grid-template-columns:repeat(6,1fr)}

/* advantage strip */
.adv-strip{padding:0;background:var(--paper)}
.adv-inner{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);margin-top:-54px;position:relative;z-index:5;background:var(--paper);overflow:hidden}
.adv-item{padding:30px 26px;border-right:1px solid var(--line);display:flex;gap:15px;align-items:flex-start}
.adv-item:last-child{border-right:0}
.adv-ico{width:44px;height:44px;border-radius:9px;background:var(--teal-l);display:grid;place-items:center;flex-shrink:0}
.adv-ico svg{width:22px;height:22px;stroke:var(--teal-d);fill:none;stroke-width:1.7}
.adv-item h4{font-size:15px;margin-bottom:5px;letter-spacing:0}
.adv-item p{font-size:12.8px;color:var(--muted);margin:0;line-height:1.6}

/* cards */
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:.25s;position:relative}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:rgba(14,140,138,.35)}
.card-img{aspect-ratio:4/3;overflow:hidden;background:var(--mist)}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.card:hover .card-img img{transform:scale(1.06)}
.card-body{padding:24px}
.card-tag{display:inline-block;font-size:10.5px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--teal-d);background:var(--teal-l);padding:4px 9px;border-radius:3px;margin-bottom:12px}
.card h3{font-size:18px;margin-bottom:9px;letter-spacing:-.01em}
.card p{font-size:13.5px;color:var(--muted);margin:0 0 16px;line-height:1.65}
.card-link{font-size:12.5px;font-weight:800;color:var(--teal-d);display:inline-flex;align-items:center;gap:7px;letter-spacing:.03em}
.card-link svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2;transition:transform .2s}
.card-link:hover svg{transform:translateX(4px)}
.spec-line{font-size:11.5px;color:var(--muted);border-top:1px solid var(--line);padding-top:12px;margin-top:14px;letter-spacing:.03em}

/* category tiles */
.cat-card{position:relative;border-radius:var(--r);overflow:hidden;min-height:250px;display:flex;align-items:flex-end;padding:26px;color:#fff}
.cat-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.cat-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,52,58,.04) 0%,rgba(6,52,58,.76) 100%)}
.cat-card:hover img{transform:scale(1.07)}
.cat-card .cat-in{position:relative;z-index:2}
.cat-num{font-size:11px;letter-spacing:.2em;font-weight:800;color:#8FE0DA;margin-bottom:8px}
.cat-card h3{color:#fff;font-size:21px;margin-bottom:6px}
.cat-card p{color:rgba(255,255,255,.86);font-size:12.8px;margin:0}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stat{padding:34px 26px;text-align:center;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat b{display:block;color:var(--teal-ink);font-size:clamp(30px,3.4vw,44px);line-height:1;letter-spacing:-.04em;font-weight:800}
.stat span{display:block;font-size:11.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);margin-top:10px;font-weight:700}
.section-ink .stat{border-color:var(--line)}
.section-ink .stat span{color:var(--muted)}

/* split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.split-img{border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow)}
.split-img img{width:100%;aspect-ratio:4/3;object-fit:cover}
.split h2{font-size:clamp(27px,3vw,38px);margin-bottom:18px}
.split p{color:var(--muted);font-size:15px}
.check-list{margin-top:24px;display:grid;gap:13px}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:14px;color:var(--ink-2)}
.check-list svg{width:19px;height:19px;stroke:var(--teal);fill:none;stroke-width:2.2;flex-shrink:0;margin-top:2px}

/* certification wall */
.cert-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}
.cert-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:18px 12px 20px;text-align:center;transition:.25s}
.cert-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(14,140,138,.4)}
.cert-card img{width:100%;max-width:130px;margin:0 auto 14px}
.cert-card b{display:block;color:var(--ink);font-size:13.5px;letter-spacing:.04em}
.cert-card small{display:block;color:var(--muted);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;margin-top:4px}
.cert-note{margin-top:28px;padding:18px 22px;border-left:3px solid var(--teal);background:var(--teal-l);border-radius:0 6px 6px 0;font-size:13.5px;color:var(--ink-2)}
.compliance-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.chip{border:1px solid var(--line);background:var(--paper);border-radius:100px;padding:7px 16px;font-size:12px;font-weight:700;color:var(--ink-2);letter-spacing:.03em}
.section-ink .chip{border-color:var(--line);background:var(--paper);color:var(--ink-2)}

/* process timeline */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;margin-top:20px}
.timeline::before{content:"";position:absolute;left:8%;right:8%;top:23px;height:1px;background:var(--line)}
.tl-step{text-align:center;padding:0 14px;position:relative;z-index:1}
.tl-num{width:46px;height:46px;border-radius:50%;background:var(--paper);border:1px solid var(--line);color:var(--teal-d);display:grid;place-items:center;margin:0 auto 18px;font-size:13px;font-weight:800;letter-spacing:.04em;box-shadow:var(--shadow)}
.tl-step h4{color:var(--ink);font-size:15px;margin-bottom:8px}
.tl-step p{font-size:12.5px;color:var(--muted);margin:0}

/* service levels */
.svc{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.svc-item{padding:32px 26px;border-right:1px solid var(--line);position:relative}
.svc-item:last-child{border-right:0}
.svc-item .n{font-size:40px;font-weight:800;color:var(--teal-l);line-height:1;margin-bottom:14px;letter-spacing:-.05em}
.svc-item h4{font-size:16px;margin-bottom:9px}
.svc-item p{font-size:13px;color:var(--muted);margin:0}

/* news */
.news-card{border-bottom:1px solid var(--line);padding-bottom:20px}
.news-date{font-size:11px;font-weight:800;letter-spacing:.12em;color:var(--orange);text-transform:uppercase;margin-bottom:10px}
.news-card h3{font-size:17px;line-height:1.45;margin-bottom:10px}
.news-card h3 a:hover{color:var(--teal-d)}
.news-card p{font-size:13px;color:var(--muted);margin:0 0 12px}

/* CTA band */
.cta-band{background:linear-gradient(115deg,#DAE8E2 0%,#CBDCD5 58%,#BFD4CC 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:66px 0;position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-80px;top:-160px;width:480px;height:480px;border:1px solid rgba(18,60,66,.06);border-radius:50%;box-shadow:0 0 0 70px rgba(18,60,66,.02),0 0 0 140px rgba(18,60,66,.015)}
.cta-in{display:flex;align-items:center;justify-content:space-between;gap:36px;position:relative;z-index:2}
.cta-in h2{color:var(--ink);font-size:clamp(25px,3vw,36px);margin-bottom:10px}
.cta-in p{color:var(--text);margin:0;font-size:14.5px}
.cta-actions{display:flex;gap:12px;flex-shrink:0;flex-wrap:wrap}

/* page hero (inner) */
.page-hero{background:linear-gradient(118deg,#DBE8E2 0%,#E4EEE9 58%,#EAF2EE 100%);border-bottom:1px solid var(--line);padding:74px 0 78px;position:relative;overflow:hidden}
.page-hero::after{content:"";position:absolute;right:-100px;bottom:-260px;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(14,140,138,.11),transparent 68%)}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{color:var(--ink);font-size:clamp(32px,4vw,50px);margin-bottom:14px}
.page-hero p{color:var(--text);max-width:640px;margin:0;font-size:16px}
.breadcrumb{font-size:12px;color:var(--muted);letter-spacing:.08em;margin-bottom:20px;text-transform:uppercase}
.breadcrumb a:hover{color:var(--teal-d)}
.breadcrumb span{margin:0 9px;color:var(--teal-d)}

/* spec table */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r)}
table{width:100%;border-collapse:collapse;font-size:13.5px;min-width:560px}
th,td{padding:14px 20px;text-align:left;border-bottom:1px solid var(--line)}
th{background:var(--mist);color:var(--ink);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;font-weight:800}
tr:last-child td{border-bottom:0}
td:first-child{color:var(--ink);font-weight:700}

/* tabs */
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:34px}
.tab{border:1px solid var(--line);background:var(--paper);border-radius:100px;padding:9px 20px;font-size:13px;font-weight:700;color:var(--ink-2);cursor:pointer;transition:.2s}
.tab:hover{border-color:var(--teal-ink)}
.tab.active{background:var(--teal);color:#fff;border-color:var(--teal-ink)}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.product-grid .card[hidden]{display:none}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:50px;align-items:start}
.form-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:36px;box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{margin-bottom:18px}
.field label{display:block;font-size:12px;font-weight:800;color:var(--ink);letter-spacing:.05em;margin-bottom:7px;text-transform:uppercase}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:6px;padding:12px 14px;font-size:14px;color:var(--ink);background:var(--paper);transition:.2s}
.field textarea{min-height:120px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--teal-ink);box-shadow:0 0 0 3px rgba(14,140,138,.12)}
.form-note{font-size:11.5px;color:var(--muted);margin:12px 0 0;line-height:1.6}
.info-card{background:var(--surface-2);border:1px solid var(--line);color:var(--text);border-radius:var(--r);padding:34px;margin-bottom:20px}
.info-card h3{color:var(--ink);font-size:20px;margin-bottom:8px}
.info-card>p{color:var(--muted);font-size:13.5px;margin-bottom:26px}
.info-row{display:flex;gap:14px;align-items:flex-start;padding:16px 0;border-top:1px solid var(--line)}
.info-ico{width:36px;height:36px;border-radius:8px;background:var(--paper);border:1px solid var(--line);display:grid;place-items:center;flex-shrink:0}
.info-ico svg{width:17px;height:17px;stroke:var(--teal-d);fill:none;stroke-width:1.8}
.info-row small{display:block;font-size:10.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);margin-bottom:3px}
.info-row a,.info-row strong{color:var(--ink);font-size:14.5px;font-weight:700;word-break:break-all}
.info-row a:hover{color:var(--teal-d)}
.faq{border:1px solid var(--line);border-radius:var(--r);padding:26px}
.faq h3{font-size:17px;margin-bottom:14px}
.faq details{border-top:1px solid var(--line);padding:13px 0}
.faq details:first-of-type{border-top:0}
.faq summary{cursor:pointer;font-weight:700;color:var(--ink);font-size:13.5px;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--teal-ink);font-size:19px;line-height:1}
.faq details[open] summary::after{content:"−"}
.faq details p{font-size:13px;color:var(--muted);margin:10px 0 0}

/* insight article list */
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.article{display:block}
.article .card-img{aspect-ratio:16/10}

/* footer */
.footer{background:var(--surface-2);border-top:1px solid var(--line);color:#416268;padding:70px 0 0;font-size:13.5px}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:44px;padding-bottom:52px}
.footer-brand .brand-text b{color:var(--ink)}
.footer-brand .brand-text small{color:var(--muted)}
.footer-brand .brand-logo{height:58px;margin-bottom:6px}
.footer-brand p{margin:20px 0 0;font-size:13px;line-height:1.75;max-width:300px}
.footer h5{color:var(--ink);font-size:12px;letter-spacing:.14em;text-transform:uppercase;margin:0 0 20px}
.footer li{margin-bottom:11px}
.footer li a:hover{color:var(--teal-d)}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;margin-bottom:14px;line-height:1.5}
.footer-contact svg{width:15px;height:15px;stroke:var(--teal-d);fill:none;stroke-width:1.8;flex-shrink:0;margin-top:3px}
.footer-contact a:hover{color:var(--teal-d)}
.footer-bottom{border-top:1px solid var(--line);padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12px;color:var(--muted)}
.footer-bottom a:hover{color:var(--ink)}

/* floating quick contact */
.float-bar{position:fixed;right:18px;bottom:18px;z-index:70;display:flex;flex-direction:column;gap:10px}
.float-btn{width:48px;height:48px;border:0;padding:0;cursor:pointer;position:relative;border-radius:50%;display:grid;place-items:center;box-shadow:0 8px 24px rgba(10,61,68,.28);transition:.2s;background:var(--paper);color:var(--ink)}
.float-btn svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:1.9}
.float-btn.wa{background:#25D366;color:#fff}
.float-btn:hover{transform:translateY(-3px)}
.float-btn.bag-toggle{background:var(--teal);color:#fff}
.bag-count{position:absolute;top:-5px;right:-5px;min-width:19px;height:19px;padding:0 4px;border-radius:10px;background:var(--orange);color:#fff;font-size:11px;font-weight:800;line-height:19px;text-align:center}
.bag-count[hidden]{display:none}

/* reveal */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media(max-width:1100px){
  .nav-links{gap:18px}
  .nav-links a{font-size:13px}
  .cert-grid{grid-template-columns:repeat(3,1fr)}
  .product-grid{grid-template-columns:repeat(3,1fr)}
  .footer-top{grid-template-columns:1.4fr 1fr 1fr}
  .footer-contact{grid-column:1/-1}
}
@media(max-width:900px){
  .nav-toggle{display:block}
  .nav-links{position:absolute;top:100%;left:0;right:0;background:var(--paper);flex-direction:column;align-items:stretch;gap:0;padding:10px 24px 20px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);display:none}
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 0;border-bottom:1px solid var(--line);font-size:14.5px}
  .nav-links .nav-item{display:block}
  .nav-item.has-drop::after{display:none}
  .nav-links .nav-item > a{border-bottom:0;padding-bottom:6px}
  .dropdown{position:static;display:block;min-width:0;opacity:1;visibility:visible;transform:none;background:transparent;border:0;border-bottom:1px solid var(--line);border-radius:0;box-shadow:none;padding:0 0 4px 14px;margin-bottom:8px}
  .dropdown a{padding:9px 0;border-bottom:1px dashed var(--line);font-size:13px}
  .dropdown a:last-child{border-bottom:0}
  .nav-cta .btn{padding:9px 14px;font-size:12px}
  .g4,.adv-inner,.stats,.timeline,.svc{grid-template-columns:repeat(2,1fr)}
  .adv-item:nth-child(2){border-right:0}
  .adv-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .svc-item:nth-child(2){border-right:0}
  .svc-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .timeline::before{display:none}
  .tl-step{margin-bottom:26px}
  .split,.contact-grid{grid-template-columns:1fr;gap:34px}
  .split-img{order:-1}
  .article-grid,.g3{grid-template-columns:repeat(2,1fr)}
  .cta-in{flex-direction:column;align-items:flex-start}
  .product-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:640px){
  .container{width:min(100% - 32px,var(--max))}
  section{padding:64px 0}
  .topbar .tb-left{gap:12px}
  .tb-right .tb-domain{display:none}
  .topbar{font-size:11.5px}
  .topbar .container{min-height:32px;flex-wrap:nowrap;justify-content:space-between}
  .topbar .tb-left .tb-item:nth-child(2){display:none}
  .tb-right{margin-left:auto}
  .lang button{padding:2px 8px;font-size:10.5px}
  .brand-text b{font-size:17px}
  .brand-text small{font-size:8px}
  .brand-logo,.footer-brand .brand-logo{height:42px}
  .nav{min-height:64px}
  .nav-cta .btn-outline{display:none}
  .hero{min-height:560px}
  .hero-slide{background-position:30% center}
  .hero-shade{background:linear-gradient(180deg,rgba(219,230,225,.20) 0%,rgba(219,230,225,.05) 60%,rgba(219,230,225,0) 100%)}
  .hero-sub{max-width:100%;overflow-wrap:break-word}
  .hero-content{width:100%;min-width:0}
  .hero .container{min-width:0;max-width:100%}
  .hero .container{padding-top:56px;padding-bottom:56px}
  .hero h1{font-size:34px}
  .hero-sub{font-size:15px}
  .hero-points{gap:9px 16px}
  .hero-points li{font-size:12.5px}
  .hero-note{display:none}
  .hero-arrow{display:none}
  .hero-dots{bottom:74px}
  .g2,.g3,.g4,.g6,.grid,.article-grid,.product-grid,.cert-grid,.adv-inner,.stats,.timeline,.svc,.form-row,.footer-top{grid-template-columns:1fr}
  .adv-inner{margin-top:-40px}
  .adv-item,.svc-item,.stat{border-right:0!important;border-bottom:1px solid var(--line)}
  .adv-item:last-child,.svc-item:last-child,.stat:last-child{border-bottom:0}
  .cert-grid{grid-template-columns:repeat(2,1fr)}
  .product-grid{grid-template-columns:repeat(2,1fr);gap:14px}
  .card-body{padding:18px}
  .cat-card{min-height:200px}
  .sec-head{margin-bottom:32px}
  .form-card{padding:24px}
  .footer-top{gap:30px}
  .float-btn{width:44px;height:44px}
  /* narrow-screen overflow fixes */
  body{overflow-x:hidden}
  .nav{gap:8px}
  .nav-cta .btn{display:none}
  .brand-text small{display:none}
  .brand-text b{font-size:16px}
  .hero .container{width:min(100% - 32px,var(--max))}
  .hero-content{max-width:100%}
  .hero h1{font-size:31px}
  .hero-sub{font-size:14px}
  .eyebrow{font-size:10.5px;letter-spacing:.12em}
  .hero-points{flex-direction:column;gap:9px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .cat-card{min-height:190px;padding:20px}
  .info-card,.form-card{padding:22px}
  .cert-card img{max-width:110px}
}

/* ---------------------------------------------------------------
   Portrait hero banners (make_banners.py -> banner-0X-m.jpg)
   Dark copy panel on top, unretouched real photo at the bottom.
   --------------------------------------------------------------- */
@media (max-width:900px){
  .hero-slide{background-position:center bottom !important}
  .hero-slide:nth-child(1){background-image:url('../img/banner-01-m.jpg') !important}
  .hero-slide:nth-child(2){background-image:url('../img/banner-02-m.jpg') !important}
  .hero-slide:nth-child(3){background-image:url('../img/banner-03-m.jpg') !important}
  .hero-shade{background:linear-gradient(180deg,rgba(219,230,225,.16) 0%,rgba(219,230,225,0) 60%,rgba(219,230,225,0) 100%) !important}
  .hero{min-height:700px}
  .hero .container{padding-top:44px;padding-bottom:200px}
  .hero-points{margin-bottom:24px}
  .hero-txt .hero-actions{margin-top:2px}
  .hero-dots{bottom:14px;background:rgba(243,247,245,.92);border:1px solid var(--line);padding:8px 12px;border-radius:20px;gap:7px}
}

/* ---------------------------------------------------------------
   Article pages generated from content/posts.csv
   --------------------------------------------------------------- */
.post-wrap{max-width:820px;margin:0 auto}
.post-meta{display:flex;gap:16px;flex-wrap:wrap;color:var(--muted);font-size:13px;letter-spacing:.04em;margin-bottom:22px}
.post-meta span+span{padding-left:16px;border-left:1px solid var(--line)}
.post-cover{width:100%;max-height:420px;object-fit:cover;border-radius:6px;display:block;margin-bottom:36px}
.post-body{font-size:16px;line-height:1.9;color:var(--text)}
.post-body p{margin:0 0 22px}
.post-h2{font-size:23px;line-height:1.4;margin:38px 0 16px;color:var(--ink);font-weight:800}
.post-back{display:flex;gap:12px;flex-wrap:wrap;margin-top:46px;padding-top:30px;border-top:1px solid var(--line)}
@media(max-width:600px){
  .post-h2{font-size:20px}
  .post-body{font-size:15px}
  .post-back .btn{width:100%}
}

/* ---------------------------------------------------------------
   Response-time promise in the footer
   --------------------------------------------------------------- */
.footer-sla{display:flex;align-items:flex-start;gap:9px;margin-top:18px;padding:12px 14px;border:1px solid rgba(14,140,138,.22);background:rgba(243,247,245,.72);border-radius:8px;color:var(--ink-2);font-size:12.5px;line-height:1.6;max-width:320px}
.footer-sla svg{width:16px;height:16px;stroke:var(--teal-d);fill:none;stroke-width:1.9;flex-shrink:0;margin-top:3px}

/* ---------------------------------------------------------------
   Product detail pages (generated from content/products.csv)
   --------------------------------------------------------------- */
.pdp-top{display:grid;grid-template-columns:.9fr 1.1fr;gap:52px;align-items:center}
.pdp-media{position:relative;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--mist)}
.pdp-media>img{width:100%;aspect-ratio:4/3;object-fit:cover}
.pdp-badge{position:absolute;left:0;right:0;bottom:0;background:rgba(243,247,245,.95);border-top:1px solid var(--line);color:var(--ink-2);font-size:11.5px;letter-spacing:.02em;padding:10px 14px}
.pdp-intro h2{font-size:clamp(22px,2.5vw,30px);margin:10px 0 16px}
.pdp-intro>p{font-size:15px;color:var(--text);line-height:1.85;max-width:560px}
.pdp-actions{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0 14px}
.doc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.doc-card{display:flex;gap:14px;background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:20px}
.doc-ico{width:38px;height:38px;flex-shrink:0;border-radius:8px;background:var(--teal-l);display:grid;place-items:center}
.doc-ico svg{width:18px;height:18px;stroke:var(--teal-d);fill:none;stroke-width:1.8}
.doc-card b{display:block;color:var(--ink);font-size:13px;letter-spacing:.06em}
.doc-card span{display:block;font-size:12.5px;color:var(--ink-2);font-weight:700;margin-top:2px}
.doc-card p{font-size:12.5px;color:var(--muted);margin:8px 0 6px;line-height:1.6}
.doc-flag{font-size:10.5px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--teal-d)}

/* Add-to-inquiry-list control on cards and detail pages */
.bag-add{display:block;width:100%;margin-top:12px;border:1px solid var(--line);background:var(--paper);color:var(--teal-d);border-radius:6px;padding:9px 12px;font-size:12px;font-weight:800;cursor:pointer;transition:.2s;letter-spacing:.02em}
.bag-add:hover{border-color:var(--teal-ink);background:var(--mist)}
.bag-add.added{background:var(--teal-l);border-color:var(--teal-ink);color:var(--teal-d)}
.pdp-actions .bag-add{width:auto;margin:0;padding:11px 20px;font-size:13px}

/* ---------------------------------------------------------------
   Inquiry basket drawer + contact-page summary
   --------------------------------------------------------------- */
.bag-backdrop{position:fixed;inset:0;background:rgba(6,40,46,.48);z-index:90}
.bag-backdrop[hidden]{display:none}
.bag-panel{position:fixed;top:0;right:0;bottom:0;width:min(390px,100%);background:var(--paper);z-index:91;box-shadow:-18px 0 60px rgba(6,40,46,.24);display:flex;flex-direction:column;transform:translateX(102%);transition:transform .28s ease}
.bag-panel.open{transform:none}
.bag-head{display:flex;align-items:center;justify-content:space-between;padding:22px 24px;border-bottom:1px solid var(--line)}
.bag-head b{font-size:18px;color:var(--ink)}
.bag-close{border:0;background:transparent;font-size:26px;line-height:1;color:var(--muted);cursor:pointer;padding:0 4px}
.bag-items{flex:1;overflow-y:auto;padding:18px 24px}
.bag-empty{color:var(--muted);font-size:13.5px;line-height:1.8;margin:0}
.bag-item{display:flex;gap:12px;align-items:flex-start;padding:14px 0;border-bottom:1px solid var(--line)}
.bag-item img{width:56px;height:56px;object-fit:cover;border-radius:5px;flex-shrink:0}
.bag-item>div{flex:1;min-width:0}
.bag-item b{display:block;color:var(--ink);font-size:13.5px;line-height:1.4}
.bag-item small{display:block;color:var(--muted);font-size:11.5px;margin-top:3px}
.bag-remove{border:0;background:transparent;color:var(--muted);font-size:12px;cursor:pointer;padding:2px 4px;white-space:nowrap}
.bag-remove:hover{color:#C0392B}
.bag-foot{padding:20px 24px 26px;border-top:1px solid var(--line)}
.bag-hint{font-size:11.5px;color:var(--muted);line-height:1.6;margin:0 0 14px}
.bag-foot .btn{width:100%;margin-bottom:10px;justify-content:center}
.bag-summary{background:var(--mist);border:1px solid var(--line);border-radius:8px;padding:14px 16px;margin-bottom:20px}
.bag-summary[hidden]{display:none}
.bag-summary>b{display:block;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink);margin-bottom:8px}
.bag-summary small{display:block;color:var(--muted);font-size:11.5px;margin-top:8px}
.bag-summary-item{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:6px 0;border-top:1px solid var(--line);font-size:13px;color:var(--ink-2)}
@media(max-width:900px){
  .pdp-top{grid-template-columns:1fr;gap:30px}
  .doc-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:640px){
  .doc-grid{grid-template-columns:1fr}
  .pdp-actions .btn,.pdp-actions .bag-add{width:100%;justify-content:center}
  .float-bar{gap:8px;right:12px;bottom:12px}
}

/* Softer palette (2026-11-10): teal small print on tinted surfaces uses the
   deeper ink so contrast stays >=4.5:1 after the backgrounds were lowered. */
.section-ink .eyebrow,.footer .eyebrow,.info-card .eyebrow{color:var(--teal-d)}

/* Deeper second step (2026-11-10): the whole neutral scale sits ~10-14/255
   below the soft-paper pass. Small print was darkened in the same commit so
   every text/background pair still clears WCAG AA 4.5:1. */

/* SEO topic-cluster links + buyer checklist (2026-11-10). */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:18px 0 30px}
.rel-link{display:block;padding:16px 18px;border:1px solid var(--line);border-radius:12px;background:var(--paper);color:var(--text);font-weight:600;font-size:.93rem;line-height:1.45;transition:border-color .2s,transform .2s}
.rel-link:hover{border-color:var(--teal);transform:translateY(-2px)}
.flow-list{display:flex;flex-wrap:wrap;gap:10px;list-style:none;padding:0;margin:24px 0 0}
.flow-list li{padding:9px 16px;border-radius:999px;background:var(--surface-2);color:var(--text);font-size:.88rem;font-weight:600}
.post-related{margin-top:46px;padding-top:30px;border-top:1px solid var(--line)}
@media(max-width:760px){.rel-grid{grid-template-columns:1fr}}

/* PDP quick spec + research-use notice (2026-11-10 phase 1). */
.quick-spec-head{font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--teal-ink);font-weight:700;margin:0 0 16px}
.quick-spec{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:8px 22px}
.quick-spec li{display:flex;gap:10px;align-items:baseline;padding:7px 0;border-bottom:1px solid var(--line);font-size:.86rem;line-height:1.45;color:var(--text)}
.quick-spec li b{color:var(--teal-ink);font-size:.74rem;font-variant-numeric:tabular-nums;flex:none}
.business-only{display:inline-block;margin:20px 0 0;padding:7px 14px;border:1px solid var(--line);border-radius:999px;font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--teal-ink);background:var(--paper)}
.research-notice{margin:20px 0 0;padding:16px 18px;border-left:3px solid var(--teal);background:var(--paper);border-radius:0 10px 10px 0;font-size:.9rem;line-height:1.6;color:var(--text)}
.why-list{list-style:none;padding:0;margin:18px 0 30px;display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.why-list li{padding:16px 18px;border:1px solid var(--line);border-radius:12px;background:var(--paper)}
.why-list b{display:block;color:var(--teal-ink);font-size:.95rem;margin-bottom:6px}
.why-list span{font-size:.87rem;line-height:1.55;color:var(--text)}
@media(max-width:900px){.quick-spec{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.quick-spec,.why-list{grid-template-columns:1fr}}