/* ============================================================
   ISOGRIN — Design System  (navy + green, sustainable B2B)
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@500;600;700;800&family=Hanken+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root{
  --navy:#16294a;
  --navy-2:#1f3a64;
  --navy-3:#26477d;
  --green:#5d9e3d;
  --green-2:#6cb547;
  --green-dk:#477d2c;
  --ink:#16294a;
  --paper:#ffffff;
  --mist:#f3f7f4;
  --mist-2:#eef3f7;
  --line:#e0e7ee;
  --muted:#69788a;
  --amber:#e0a83c;
}
*{box-sizing:border-box}
body{
  font-family:'Hanken Grotesk',sans-serif;color:var(--ink);background:var(--paper);
  margin:0;-webkit-font-smoothing:antialiased;line-height:1.55;
}
.disp{font-family:'Plus Jakarta Sans',sans-serif;font-weight:800;letter-spacing:-.01em}
.mono{font-family:'JetBrains Mono',monospace}
h1,h2,h3,h4,h5{font-family:'Plus Jakarta Sans',sans-serif;font-weight:800;letter-spacing:-.01em;color:var(--ink)}
a{color:var(--green-dk);text-decoration:none}
a:hover{color:var(--green)}
.container-x{max-width:1240px;margin:0 auto;padding:0 22px}
::selection{background:var(--green);color:#fff}

/* ---------- buttons ---------- */
.btn{font-family:'Hanken Grotesk';font-weight:700;border-radius:10px;border:none;cursor:pointer;
  padding:11px 20px;font-size:14.5px;display:inline-flex;align-items:center;gap:8px;transition:.18s;text-decoration:none}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-2);color:#fff;transform:translateY(-1px)}
.btn-green{background:var(--green);color:#fff;box-shadow:0 6px 16px -7px rgba(93,158,61,.7)}
.btn-green:hover{background:var(--green-2);color:#fff;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--navy);box-shadow:inset 0 0 0 1.6px var(--navy)}
.btn-ghost:hover{background:var(--navy);color:#fff}
.btn-ghost-w{background:transparent;color:#fff;box-shadow:inset 0 0 0 1.6px rgba(255,255,255,.45)}
.btn-ghost-w:hover{background:#fff;color:var(--navy)}
.btn-sm{padding:8px 14px;font-size:13px}

/* ---------- top strip ---------- */
.topbar{background:var(--navy);color:#dfe7f0;font-family:'JetBrains Mono';font-size:12px;
  display:flex;justify-content:center;gap:30px;padding:7px 16px;flex-wrap:wrap}
.topbar span{display:flex;align-items:center;gap:7px;opacity:.9}
.topbar b{color:var(--green-2);font-weight:500}
.dot{width:7px;height:7px;border-radius:50%;background:var(--green-2);box-shadow:0 0 8px var(--green-2)}

/* ---------- navbar ---------- */
.navbar-x{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.navbar-in{max-width:1240px;margin:0 auto;display:flex;align-items:center;gap:24px;padding:11px 22px}
.brand{display:flex;align-items:center;gap:10px}
.brand img{height:44px;width:auto}
.nav-links{display:flex;gap:3px;margin-left:8px}
.nav-links a{font-weight:600;font-size:14.5px;color:var(--navy);padding:9px 14px;border-radius:9px;transition:.15s}
.nav-links a:hover,.nav-links a.active{background:var(--mist);color:var(--green-dk)}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:9px}
.navtoggle{display:none;background:var(--navy);color:#fff;border:none;width:42px;height:42px;border-radius:9px;font-size:20px}

/* ---------- hero ---------- */
.hero{position:relative;background:var(--navy);color:#eaf1f8;overflow:hidden;border-bottom:4px solid var(--green)}
.hero::before{content:"";position:absolute;inset:0;opacity:.5;
  background:radial-gradient(800px 480px at 88% -10%,rgba(93,158,61,.35),transparent 60%),
            radial-gradient(620px 460px at 4% 115%,rgba(38,71,125,.7),transparent 55%)}
.hero::after{content:"";position:absolute;inset:0;opacity:.06;
  background-image:repeating-linear-gradient(60deg,#fff 0 1px,transparent 1px 26px),repeating-linear-gradient(-60deg,#fff 0 1px,transparent 1px 26px)}
.hero-in{position:relative;max-width:1240px;margin:0 auto;padding:70px 22px;display:grid;grid-template-columns:1.1fr .9fr;gap:46px;align-items:center}
.kick{display:inline-flex;align-items:center;gap:8px;font-family:'JetBrains Mono';font-size:12px;letter-spacing:.14em;
  color:var(--green-2);border:1px solid rgba(108,181,71,.35);padding:7px 13px;border-radius:30px;margin-bottom:22px;text-transform:uppercase}
.hero h1{font-size:clamp(34px,4.6vw,58px);line-height:1.04;color:#fff;margin:0}
.hero h1 .g{color:var(--green-2)}
.hero .sub{font-size:17.5px;color:#bcc9d8;max-width:520px;margin:22px 0 26px}
.hero-cta{display:flex;gap:11px;flex-wrap:wrap}
.hero-stats{display:flex;gap:28px;margin-top:34px;flex-wrap:wrap}
.hstat .n{font-family:'Plus Jakarta Sans';font-weight:800;font-size:30px;color:#fff;line-height:1}
.hstat .n i{color:var(--green-2);font-style:normal}
.hstat .l{font-family:'JetBrains Mono';font-size:11px;color:#8295ab;margin-top:5px;letter-spacing:.04em}

/* hero search */
.hsearch{margin-top:26px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:13px;
  padding:7px 7px 7px 16px;display:flex;align-items:center;gap:10px;max-width:520px}
.hsearch i{color:#9fb0c4}
.hsearch input{flex:1;background:none;border:none;outline:none;color:#fff;font-size:15px;font-family:'Hanken Grotesk'}
.hsearch input::placeholder{color:#8295ab}

/* hero honeycomb panel */
.honey{position:relative;height:380px;border-radius:18px;overflow:hidden;border:1px solid rgba(255,255,255,.12);
  background:linear-gradient(150deg,#1f3a64,#16294a)}
.honey .leaf{position:absolute;bottom:-30px;right:-20px;font-size:240px;color:var(--green);opacity:.16;transform:rotate(-12deg)}
.honey-grid{position:absolute;inset:24px;display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.hcell{border-radius:12px;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding:16px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1)}
.hcell i{font-size:24px;margin-bottom:8px}
.hcell b{font-family:'Plus Jakarta Sans';font-size:15px;color:#fff}
.hcell span{font-family:'JetBrains Mono';font-size:10.5px;color:#9fb0c4;margin-top:2px}
.hcell.gr{background:rgba(93,158,61,.18);border-color:rgba(93,158,61,.4)}
.hcell.gr i,.hcell.gr b{color:var(--green-2)}

/* ---------- sections ---------- */
.section{padding:62px 0}
.section.mist{background:var(--mist)}
.sec-head{margin-bottom:32px}
.sec-head .tag{font-family:'JetBrains Mono';font-size:12px;letter-spacing:.16em;color:var(--green-dk);text-transform:uppercase;display:block;margin-bottom:10px}
.sec-head h2{font-size:clamp(26px,3.2vw,40px);line-height:1.05;margin:0;max-width:680px}
.sec-head p{color:var(--muted);font-size:15.5px;margin-top:10px;max-width:560px}

/* ---------- category grid ---------- */
.catgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.cat{background:#fff;border:1px solid var(--line);border-radius:15px;padding:22px;cursor:pointer;transition:.2s;
  display:flex;flex-direction:column;gap:14px;min-height:150px;position:relative;overflow:hidden}
.cat:hover{transform:translateY(-4px);border-color:var(--green);box-shadow:0 18px 36px -24px rgba(22,41,74,.45)}
.cat .ico{width:48px;height:48px;border-radius:12px;background:var(--mist);display:flex;align-items:center;justify-content:center;
  font-size:23px;color:var(--navy);transition:.2s}
.cat:hover .ico{background:var(--green);color:#fff}
.cat h3{font-size:16.5px;margin:auto 0 0;line-height:1.2}
.cat .cnt{font-family:'JetBrains Mono';font-size:11px;color:var(--muted)}
.cat .arr{position:absolute;top:22px;right:20px;color:var(--line);font-size:17px;transition:.2s}
.cat:hover .arr{color:var(--green);transform:translate(3px,-3px)}

/* ---------- product cards ---------- */
.prodgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.pcard{background:#fff;border:1px solid var(--line);border-radius:15px;overflow:hidden;display:flex;flex-direction:column;transition:.2s}
.pcard:hover{border-color:var(--navy);box-shadow:0 16px 34px -24px rgba(22,41,74,.5);transform:translateY(-3px)}
.pimg{height:120px;position:relative;display:flex;align-items:flex-end;padding:12px}
.pimg .tex{position:absolute;inset:0;background:repeating-linear-gradient(45deg,rgba(255,255,255,.13) 0 2px,transparent 2px 11px)}
.pimg .ptype{position:relative;font-family:'JetBrains Mono';font-size:10px;letter-spacing:.08em;background:rgba(0,0,0,.5);
  color:#fff;padding:4px 8px;border-radius:6px;backdrop-filter:blur(3px);display:flex;align-items:center;gap:5px}
.pimg .pcountry{position:absolute;top:10px;left:10px;font-family:'JetBrains Mono';font-size:10px;background:rgba(255,255,255,.92);
  color:var(--navy);padding:4px 8px;border-radius:6px;display:flex;align-items:center;gap:5px;font-weight:700}
.pimg .pfire{position:absolute;top:10px;right:10px;font-family:'JetBrains Mono';font-size:10px;font-weight:700;
  background:#fff;color:var(--navy);padding:4px 7px;border-radius:6px;box-shadow:0 2px 8px rgba(0,0,0,.2)}
.pbody{padding:14px 15px 16px;display:flex;flex-direction:column;flex:1}
.pbrand{font-family:'JetBrains Mono';font-size:10.5px;letter-spacing:.06em;color:var(--green-dk);text-transform:uppercase}
.pbody h3{font-size:16px;margin:5px 0 10px;line-height:1.2}
.certs{display:flex;gap:5px;flex-wrap:wrap;margin-bottom:10px}
.cbadge{font-family:'JetBrains Mono';font-size:9px;background:var(--mist);color:var(--navy);padding:3px 6px;border-radius:5px;display:flex;gap:4px;align-items:center}
.specs{display:grid;grid-template-columns:1fr 1fr;gap:6px 10px;margin-bottom:12px}
.spec{font-family:'JetBrains Mono';font-size:10px;color:var(--muted);line-height:1.3}
.spec b{display:block;color:var(--ink);font-size:12px}
.pfoot{margin-top:auto;display:flex;align-items:flex-end;justify-content:space-between;gap:8px;padding-top:12px;border-top:1px dashed var(--line)}
.price .amt{font-family:'Plus Jakarta Sans';font-weight:800;font-size:21px;color:var(--navy)}
.price .unit{font-family:'JetBrains Mono';font-size:10px;color:var(--muted)}
.price .moq{font-family:'JetBrains Mono';font-size:10px;color:var(--green-dk)}

/* ---------- filters ---------- */
.catalog{display:grid;grid-template-columns:262px 1fr;gap:26px;align-items:start}
.filters{position:sticky;top:90px;background:#fff;border:1px solid var(--line);border-radius:15px;padding:18px}
.filters h4{font-size:17px;margin:0 0 4px}
.filters .reset{font-family:'JetBrains Mono';font-size:11px;color:var(--green-dk);background:none;border:none;padding:0;cursor:pointer;margin-bottom:12px}
.fgroup{border-top:1px solid var(--line);padding:13px 0}
.fgroup .ft{font-weight:700;font-size:12px;letter-spacing:.04em;text-transform:uppercase;color:var(--navy);margin-bottom:9px}
.fopt{display:flex;align-items:center;gap:9px;padding:4px 0;font-size:13.5px;color:var(--ink);cursor:pointer}
.fopt input{accent-color:var(--green);width:15px;height:15px}
.fopt:hover{color:var(--green-dk)}
.fopt .q{margin-left:auto;font-family:'JetBrains Mono';font-size:11px;color:var(--muted)}
.fselect{width:100%;border:1px solid var(--line);border-radius:9px;padding:9px 10px;font-family:'Hanken Grotesk';font-size:13.5px;color:var(--ink);background:#fff}

/* ---------- blog ---------- */
.bloggrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.bcard{background:#fff;border:1px solid var(--line);border-radius:15px;overflow:hidden;display:flex;flex-direction:column;transition:.2s}
.bcard:hover{transform:translateY(-3px);box-shadow:0 16px 34px -24px rgba(22,41,74,.5);border-color:var(--green)}
.bcover{height:160px;position:relative;display:flex;align-items:flex-end;padding:14px;background:linear-gradient(150deg,var(--navy-2),var(--navy))}
.bcover .tex{position:absolute;inset:0;opacity:.5;background:radial-gradient(300px 200px at 90% 0,rgba(93,158,61,.4),transparent 60%)}
.bcover .bcat{position:relative;font-family:'JetBrains Mono';font-size:10px;letter-spacing:.08em;background:var(--green);color:#fff;padding:4px 9px;border-radius:20px;text-transform:uppercase}
.bcover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.bbody{padding:16px 17px 18px;display:flex;flex-direction:column;flex:1}
.bbody .meta{font-family:'JetBrains Mono';font-size:11px;color:var(--muted);margin-bottom:8px;display:flex;gap:10px}
.bbody h3{font-size:18px;line-height:1.25;margin:0 0 8px}
.bbody p{color:var(--muted);font-size:14px;margin:0 0 14px}
.bbody .more{margin-top:auto;font-weight:700;font-size:13.5px;color:var(--green-dk);display:flex;align-items:center;gap:6px}

/* article */
.article{max-width:760px;margin:0 auto}
.article h1{font-size:clamp(28px,4vw,42px);line-height:1.08;margin:14px 0}
.article .a-meta{font-family:'JetBrains Mono';font-size:12.5px;color:var(--muted);display:flex;gap:14px;flex-wrap:wrap;margin-bottom:18px}
.article .a-cover{height:280px;border-radius:16px;margin-bottom:26px;background:linear-gradient(150deg,var(--navy-2),var(--navy));position:relative;overflow:hidden;display:flex;align-items:flex-end;padding:20px}
.article .a-cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.article .a-body{font-size:17px;line-height:1.75;color:#28344a}
.article .a-body h2{font-size:24px;margin:30px 0 12px}
.article .a-body p{margin:0 0 18px}
.article .a-body img{max-width:100%;border-radius:12px}

/* ---------- research ---------- */
.rhero{background:linear-gradient(150deg,var(--navy),var(--navy-2));color:#fff;border-radius:20px;padding:40px;position:relative;overflow:hidden}
.rhero::before{content:"";position:absolute;inset:0;opacity:.4;background:radial-gradient(500px 320px at 92% 0,rgba(93,158,61,.4),transparent 60%)}
.rhero .ic{font-size:42px;color:var(--green-2);margin-bottom:14px;position:relative}
.rhero h2{color:#fff;position:relative}
.rcard{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;transition:.2s}
.rcard:hover{border-color:var(--green);box-shadow:0 14px 30px -24px rgba(22,41,74,.5)}
.rcard .rtitle{font-family:'Plus Jakarta Sans';font-weight:800;font-size:16.5px;line-height:1.3;margin-bottom:8px}
.rcard .rauth{font-size:13px;color:var(--navy);font-weight:700}
.rcard .rinst{font-family:'JetBrains Mono';font-size:11px;color:var(--muted);margin-bottom:10px}
.rcard .rabs{font-size:13.5px;color:#3a4a63;line-height:1.55}
.rtag{display:inline-block;font-family:'JetBrains Mono';font-size:10px;background:var(--mist);color:var(--green-dk);padding:3px 8px;border-radius:20px;margin:8px 5px 0 0}
.pill{display:inline-flex;align-items:center;gap:6px;font-family:'JetBrains Mono';font-size:11px;padding:4px 10px;border-radius:20px}
.pill-prof{background:rgba(22,41,74,.1);color:var(--navy)}
.pill-phd{background:rgba(93,158,61,.15);color:var(--green-dk)}

/* ---------- forms ---------- */
.form-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px}
.fld{margin-bottom:15px}
.fld label{font-weight:700;font-size:13px;display:block;margin-bottom:6px;color:var(--navy)}
.fld input,.fld select,.fld textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:11px 12px;
  font-family:'Hanken Grotesk';font-size:14px;outline:none;background:#fff;color:var(--ink)}
.fld input:focus,.fld select:focus,.fld textarea:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(93,158,61,.12)}
.fld textarea{resize:vertical;min-height:90px}
.fld-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}

/* ---------- value strip ---------- */
.values{background:var(--navy);color:#dfe7f0;border-top:4px solid var(--green)}
.values-in{max-width:1240px;margin:0 auto;padding:36px 22px;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.val .ic{font-size:26px;color:var(--green-2);margin-bottom:9px}
.val b{font-family:'Plus Jakarta Sans';font-size:17px;color:#fff;display:block}
.val span{font-size:13px;color:#9fb0c4;display:block;margin-top:5px}

/* ---------- footer ---------- */
footer{background:var(--navy);color:#cdd8e4;padding:54px 0 26px;border-top:4px solid var(--green)}
.foot-grid{max-width:1240px;margin:0 auto;padding:0 22px;display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px}
footer h5{font-family:'JetBrains Mono';font-size:11px;letter-spacing:.14em;color:#7f93ab;text-transform:uppercase;margin:0 0 14px}
footer a{display:block;color:#cdd8e4;padding:5px 0;font-size:14px}
footer a:hover{color:var(--green-2)}
.foot-blurb{color:#9fb0c4;font-size:13.5px;max-width:280px;margin:14px 0}
.foot-bot{max-width:1240px;margin:32px auto 0;padding:20px 22px 0;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-family:'JetBrains Mono';font-size:11.5px;color:#7f93ab}
.foot-logo{height:46px;filter:brightness(0) invert(1)}

/* alerts */
.note{padding:12px 16px;border-radius:11px;font-size:14px;margin-bottom:16px;display:flex;gap:9px;align-items:center}
.note-ok{background:rgba(93,158,61,.12);color:var(--green-dk);border:1px solid rgba(93,158,61,.3)}
.note-err{background:#fdecec;color:#b53737;border:1px solid #f4c4c4}

@media(max-width:980px){
  .nav-links{display:none}.navtoggle{display:block}
  .hero-in{grid-template-columns:1fr}.honey{display:none}
  .catgrid{grid-template-columns:repeat(2,1fr)}
  .prodgrid,.bloggrid{grid-template-columns:repeat(2,1fr)}
  .catalog{grid-template-columns:1fr}.filters{position:static}
  .values-in{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  .prodgrid,.bloggrid,.catgrid{grid-template-columns:1fr}
  .fld-row{grid-template-columns:1fr}.foot-grid{grid-template-columns:1fr}
}