/* ============================================================
   NOC Polymers — Design System
   Brand: navy #16306B / #1E3A8A · green #6CBE45
   Fonts: Lexend (headings) · DM Sans (body)
   ============================================================ */

:root{
  --navy-950:#0C1A3A;
  --navy-900:#122250;
  --navy-800:#16306B;
  --navy-700:#1E3A8A;
  --navy-600:#2B4BA8;
  --navy-100:#DCE4F5;
  --navy-50:#EEF2FB;
  --green-600:#4F9E2F;
  --green-500:#6CBE45;
  --green-400:#83CE5F;
  --green-50:#EFF8E9;
  --ink:#152238;
  --ink-soft:#3D4D66;
  --muted:#64748B;
  --line:#E2E8F0;
  --bg:#F7F9FC;
  --card:#FFFFFF;
  --amber:#D97706;
  --radius:14px;
  --radius-sm:9px;
  --shadow-sm:0 1px 2px rgba(12,26,58,.06),0 2px 8px rgba(12,26,58,.05);
  --shadow-md:0 2px 4px rgba(12,26,58,.05),0 12px 32px rgba(12,26,58,.10);
  --shadow-lg:0 4px 8px rgba(12,26,58,.06),0 24px 56px rgba(12,26,58,.16);
  --font-head:'Lexend',system-ui,sans-serif;
  --font-body:'DM Sans',system-ui,sans-serif;
  --wrap:1180px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--bg);
  font-size:16.5px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%;display:block}
a{color:var(--navy-700);text-decoration:none}
a:hover{color:var(--navy-600)}
h1,h2,h3,h4{font-family:var(--font-head);line-height:1.15;color:var(--navy-900);font-weight:600;letter-spacing:-.015em}
h1{font-size:clamp(2rem,4.6vw,3.3rem)}
h2{font-size:clamp(1.55rem,3vw,2.3rem)}
h3{font-size:1.18rem}
p{margin:0}
ul{list-style:none}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.section{padding:clamp(64px,9vw,110px) 0}
.section-tight{padding:clamp(48px,6vw,72px) 0}

/* --- kicker / section headers --- */
.kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-head);font-size:.78rem;font-weight:600;
  letter-spacing:.14em;text-transform:uppercase;color:var(--green-600);
  margin-bottom:14px;
}
.kicker::before{content:"";width:26px;height:2px;background:var(--green-500);border-radius:2px}
.section-head{max-width:760px;margin-bottom:clamp(32px,5vw,56px)}
.section-head p{margin-top:14px;color:var(--ink-soft);font-size:1.05rem}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head.center .kicker{justify-content:center}
.section-head.center .kicker::before{display:none}

/* --- buttons --- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:var(--font-head);font-weight:600;font-size:.95rem;
  padding:14px 26px;border-radius:999px;border:2px solid transparent;
  cursor:pointer;transition:all .18s ease;white-space:nowrap;
}
.btn svg{width:17px;height:17px;flex:none}
.btn-primary{background:var(--green-500);color:#fff}
.btn-primary:hover{background:var(--green-600);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(108,190,69,.35)}
.btn-navy{background:var(--navy-800);color:#fff}
.btn-navy:hover{background:var(--navy-700);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(22,48,107,.3)}
.btn-outline{border-color:rgba(255,255,255,.45);color:#fff;background:transparent}
.btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.08);color:#fff}
.btn-outline-dark{border-color:var(--navy-100);color:var(--navy-800);background:transparent}
.btn-outline-dark:hover{border-color:var(--navy-700);background:var(--navy-50);color:var(--navy-800)}
.btn-lg{padding:16px 32px;font-size:1.02rem}

/* --- header / nav --- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.92);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px;gap:24px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--font-head)}
.brand img{height:44px;width:auto}
.brand-name{font-size:1.28rem;font-weight:700;color:var(--navy-800);letter-spacing:-.01em}
.brand-name span{color:var(--green-600)}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links>li{position:relative}
.nav-links a{
  display:block;padding:9px 14px;border-radius:8px;
  font-family:var(--font-head);font-size:.92rem;font-weight:500;color:var(--ink-soft);
}
.nav-links a:hover{color:var(--navy-800);background:var(--navy-50)}
.nav-links a.active{color:var(--navy-800);font-weight:600}
.nav-links a.active:not(.btn){background:var(--navy-50)}
.nav-cta{margin-left:10px}
.nav-cta .btn{padding:11px 22px;font-size:.9rem}

/* dropdown */
.has-drop>a::after{content:"▾";font-size:.7em;margin-left:6px;opacity:.6}
.drop{
  position:absolute;top:calc(100% + 8px);left:0;min-width:240px;
  background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-md);
  padding:8px;opacity:0;visibility:hidden;transform:translateY(6px);
  transition:all .16s ease;
}
.has-drop:hover .drop,.has-drop:focus-within .drop{opacity:1;visibility:visible;transform:translateY(0)}
.drop a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;font-weight:500}
.drop a b{display:block;font-weight:600;color:var(--navy-800)}
.drop a small{display:block;color:var(--muted);font-size:.78rem;font-weight:400;line-height:1.3}
.dot{width:10px;height:10px;border-radius:3px;flex:none}

.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle svg{width:26px;height:26px;color:var(--navy-800)}

/* --- hero --- */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(140deg,var(--navy-950) 0%,var(--navy-800) 55%,var(--navy-700) 100%);
  color:#fff;
}
.hero-pattern{position:absolute;inset:0;opacity:.5;pointer-events:none}
.hero-glow{
  position:absolute;right:-180px;top:-120px;width:640px;height:640px;border-radius:50%;
  background:radial-gradient(circle,rgba(108,190,69,.28),transparent 65%);pointer-events:none;
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;padding:clamp(72px,10vw,128px) 0}
.hero h1{color:#fff;margin:18px 0 22px}
.hero h1 em{font-style:normal;color:var(--green-400)}
.hero-sub{font-size:1.13rem;color:#C9D6F0;max-width:560px;line-height:1.7}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);
  border-radius:999px;padding:7px 16px;font-family:var(--font-head);
  font-size:.8rem;font-weight:500;letter-spacing:.04em;color:#DDE7FA;
}
.hero-badge .pulse{width:8px;height:8px;border-radius:50%;background:var(--green-400);box-shadow:0 0 0 0 rgba(108,190,69,.6);animation:pulse 2.2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(108,190,69,.55)}70%{box-shadow:0 0 0 9px rgba(108,190,69,0)}100%{box-shadow:0 0 0 0 rgba(108,190,69,0)}}
.hero-ctas{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.hero-chips{display:flex;flex-wrap:wrap;gap:9px;margin-top:36px}
.chip{
  font-family:var(--font-head);font-size:.8rem;font-weight:500;
  padding:7px 14px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);color:#D6E1F7;
}
.chip.r{border-color:rgba(108,190,69,.45);color:#B9E3A2}
.hero-art{position:relative}

/* --- stats band --- */
.stats{background:var(--navy-900);color:#fff;position:relative;overflow:hidden}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.09)}
.stat{background:var(--navy-900);padding:30px 26px;text-align:center}
.stat b{display:block;font-family:var(--font-head);font-size:1.9rem;font-weight:700;color:var(--green-400);letter-spacing:-.02em}
.stat span{font-size:.86rem;color:#AFC0E2}

/* --- cards / grids --- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.grid-2>*,.grid-3>*,.band-inner>*,.contact-grid>*{min-width:0}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);padding:30px;
  transition:transform .2s ease,box-shadow .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}

/* product cards */
.pcard{display:flex;flex-direction:column;gap:0;overflow:hidden;padding:0}
.pcard-top{padding:26px 28px 0;display:flex;align-items:center;justify-content:space-between}
.pcard-icon{width:52px;height:52px;border-radius:13px;display:grid;place-items:center}
.pcard-icon svg{width:28px;height:28px}
.pcard-body{padding:18px 28px 26px;display:flex;flex-direction:column;gap:12px;flex:1}
.pcard h3{font-size:1.25rem}
.pcard p{color:var(--ink-soft);font-size:.95rem;flex:1}
.pcard .tags{display:flex;flex-wrap:wrap;gap:7px}
.tag{
  font-family:var(--font-head);font-size:.72rem;font-weight:600;letter-spacing:.03em;
  padding:4px 10px;border-radius:6px;background:var(--navy-50);color:var(--navy-700);
}
.tag.green{background:var(--green-50);color:var(--green-600)}
.pcard-link{
  display:inline-flex;align-items:center;gap:7px;font-family:var(--font-head);
  font-weight:600;font-size:.9rem;color:var(--navy-700);margin-top:4px;
}
.pcard-link svg{width:15px;height:15px;transition:transform .18s}
.pcard:hover .pcard-link svg{transform:translateX(4px)}
.pcard-bar{height:5px;width:100%}

/* feature list */
.feat{display:flex;gap:18px;align-items:flex-start}
.feat-icon{
  flex:none;width:48px;height:48px;border-radius:12px;
  background:var(--navy-50);color:var(--navy-700);display:grid;place-items:center;
}
.feat-icon svg{width:24px;height:24px}
.feat h3{margin-bottom:7px}
.feat p{color:var(--ink-soft);font-size:.95rem}

/* --- green band (sustainability) --- */
.band-green{
  background:linear-gradient(135deg,#1D4D12 0%,#2E6B1C 55%,#3E8A26 100%);
  color:#fff;position:relative;overflow:hidden;
}
.band-green h2,.band-green h3{color:#fff}
.band-green .kicker{color:#B9E3A2}
.band-green .kicker::before{background:#B9E3A2}
.band-inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.band-green p{color:#DCEED2}
.check-list{display:flex;flex-direction:column;gap:14px;margin-top:24px}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:.98rem;color:#EAF5E3}
.check-list svg{width:21px;height:21px;flex:none;color:#9FDB7F;margin-top:2px}

/* --- process steps --- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.step{position:relative;padding:26px 24px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.step-num{
  font-family:var(--font-head);font-weight:700;font-size:.82rem;color:var(--green-600);
  display:inline-flex;align-items:center;gap:8px;margin-bottom:12px;letter-spacing:.08em;
}
.step-num::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  display:grid;place-items:center;width:34px;height:34px;border-radius:10px;
  background:var(--green-50);color:var(--green-600);font-size:.95rem;
}
.step h3{font-size:1.05rem;margin-bottom:7px}
.step p{font-size:.9rem;color:var(--ink-soft)}

/* --- industries --- */
.ind-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.ind{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;text-align:center;box-shadow:var(--shadow-sm);
  transition:transform .2s,box-shadow .2s;
}
.ind:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.ind-icon{width:54px;height:54px;margin:0 auto 14px;border-radius:14px;background:var(--navy-50);color:var(--navy-700);display:grid;place-items:center}
.ind-icon svg{width:27px;height:27px}
.ind h3{font-size:1rem;margin-bottom:6px}
.ind p{font-size:.85rem;color:var(--muted)}

/* --- CTA band --- */
.cta-band{
  background:linear-gradient(135deg,var(--navy-900),var(--navy-700));
  border-radius:calc(var(--radius) + 8px);color:#fff;
  padding:clamp(44px,6vw,72px);position:relative;overflow:hidden;
  display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:center;
}
.cta-band h2{color:#fff;margin-bottom:14px}
.cta-band p{color:#C9D6F0;font-size:1.05rem}
.cta-actions{display:flex;flex-direction:column;gap:13px;align-items:stretch}
.cta-actions .btn{justify-content:center}

/* --- page hero (interior pages) --- */
.page-hero{
  background:linear-gradient(140deg,var(--navy-950),var(--navy-800));
  color:#fff;position:relative;overflow:hidden;
  padding:clamp(56px,8vw,88px) 0;
}
.page-hero h1{color:#fff;margin:14px 0 16px;max-width:820px}
.page-hero .lead{font-size:1.1rem;color:#C9D6F0;max-width:700px;line-height:1.7}
.crumbs{display:flex;flex-wrap:wrap;gap:7px;font-size:.83rem;color:#8FA4CF;font-family:var(--font-head)}
.crumbs a{color:#B8C8EA}
.crumbs a:hover{color:#fff}
.crumbs li:not(:last-child)::after{content:"/";margin-left:7px;opacity:.5}

/* --- content / prose --- */
.prose{max-width:760px}
.prose p{margin-bottom:18px;color:var(--ink-soft)}
.prose h2{margin:38px 0 16px}
.prose h3{margin:28px 0 10px}
.prose ul{list-style:disc;padding-left:22px;margin-bottom:18px;color:var(--ink-soft)}
.prose li{margin-bottom:8px}
.prose strong{color:var(--ink)}

/* --- spec table --- */
.spec-table{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);border:1px solid var(--line);font-size:.93rem}
.spec-table th{background:var(--navy-800);color:#fff;font-family:var(--font-head);font-weight:600;text-align:left;padding:13px 18px;font-size:.85rem;letter-spacing:.03em}
.spec-table td{padding:13px 18px;border-top:1px solid var(--line);color:var(--ink-soft);vertical-align:top}
.spec-table tr:nth-child(even) td{background:var(--bg)}
.spec-table td b{color:var(--ink)}
.table-scroll{overflow-x:auto;border-radius:var(--radius)}
.table-scroll .spec-table{min-width:520px}

/* --- FAQ --- */
.faq{display:flex;flex-direction:column;gap:14px;max-width:820px}
.faq details{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
  box-shadow:var(--shadow-sm);overflow:hidden;
}
.faq summary{
  cursor:pointer;padding:18px 22px;font-family:var(--font-head);font-weight:600;
  color:var(--navy-900);list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.4rem;color:var(--green-600);font-weight:400;transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 22px 20px;color:var(--ink-soft);font-size:.96rem}

/* --- contact --- */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:start}
.contact-info{display:flex;flex-direction:column;gap:16px}
.cinfo{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm)}
.cinfo .feat-icon{width:44px;height:44px}
.cinfo b{font-family:var(--font-head);display:block;color:var(--navy-900);margin-bottom:3px}
.cinfo a,.cinfo span{color:var(--ink-soft);font-size:.95rem;word-break:break-word}
.cinfo a:hover{color:var(--navy-700)}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-md);padding:clamp(26px,4vw,40px)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-family:var(--font-head);font-size:.85rem;font-weight:600;color:var(--navy-900)}
.field input,.field select,.field textarea{
  font-family:var(--font-body);font-size:.95rem;color:var(--ink);
  border:1.5px solid var(--line);border-radius:9px;padding:12px 14px;background:#FDFDFE;
  transition:border-color .15s,box-shadow .15s;width:100%;
}
.field textarea{min-height:130px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--green-500);box-shadow:0 0 0 3px rgba(108,190,69,.16);
}
.form-note{font-size:.82rem;color:var(--muted);margin-top:14px}
.wa-btn{background:#25D366;color:#fff}
.wa-btn:hover{background:#1EBE5A;color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(37,211,102,.35)}

/* --- footer --- */
.site-footer{background:var(--navy-950);color:#9DB0D6;font-size:.92rem}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding:clamp(48px,7vw,72px) 0 40px}
.site-footer h4{color:#fff;font-size:.95rem;margin-bottom:16px;font-weight:600}
.site-footer ul{display:flex;flex-direction:column;gap:9px}
.site-footer a{color:#9DB0D6}
.site-footer a:hover{color:#fff}
.footer-brand img{height:46px;margin-bottom:14px;background:#fff;border-radius:10px;padding:5px}
.footer-brand p{line-height:1.7;max-width:300px}
.footer-contact li{display:flex;gap:10px;align-items:flex-start}
.footer-contact svg{width:17px;height:17px;flex:none;margin-top:3px;color:var(--green-400)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.82rem;color:#7189B8}

/* --- reveal animations --- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* --- polymer accent palettes --- */
.pol-pet .pcard-icon,.pol-pet .ind-icon{background:#E3F0FB;color:#1273B8}
.pol-pet .pcard-bar{background:linear-gradient(90deg,#1273B8,#5FB0E4)}
.pol-pe .pcard-icon{background:#E7F6EE;color:#118A4E}
.pol-pe .pcard-bar{background:linear-gradient(90deg,#118A4E,#57C48A)}
.pol-pp .pcard-icon{background:#FBEfe0;color:#C46A0A}
.pol-pp .pcard-bar{background:linear-gradient(90deg,#C46A0A,#EFA34F)}
.pol-pvc .pcard-icon{background:#F2E9FB;color:#7A3FB8}
.pol-pvc .pcard-bar{background:linear-gradient(90deg,#7A3FB8,#AB7DDD)}
.pol-ps .pcard-icon{background:#FDEAEE;color:#C22A4E}
.pol-ps .pcard-bar{background:linear-gradient(90deg,#C22A4E,#E9738F)}

/* ============ responsive ============ */
@media (max-width:1020px){
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-art{max-width:520px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .ind-grid{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .band-inner{grid-template-columns:1fr}
  .cta-band{grid-template-columns:1fr}
  .cta-actions{flex-direction:row;flex-wrap:wrap}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
  .nav-links{
    position:fixed;inset:74px 0 auto 0;background:#fff;flex-direction:column;
    align-items:stretch;gap:2px;padding:14px 20px 22px;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-lg);display:none;max-height:calc(100vh - 74px);overflow:auto;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 14px;font-size:1rem}
  .nav-cta{margin:8px 0 0}
  .nav-toggle{display:block}
  .drop{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;padding:0 0 0 16px;min-width:0}
  .has-drop>a::after{display:none}
}
@media (max-width:640px){
  .grid-3,.grid-2,.steps,.ind-grid{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr}
  .section{padding:56px 0}
  .btn{white-space:normal}
}
.cinfo .btn{white-space:normal}