/* ============================================================
   HVS Plastic — public site
   Palette from logo: forest green #224E01
   Type: Space Grotesk (display) + Inter (body)
   ============================================================ */
:root{
  --green:#224E01;
  --green-2:#2f6b06;
  --green-dark:#173600;
  --ink:#14181b;
  --muted:#5b655e;
  --paper:#f5f7f2;
  --card:#ffffff;
  --line:#e3e7dd;
  --line-2:#d3d9cb;
  --white:#ffffff;
  --shadow:0 1px 2px rgba(20,24,27,.06), 0 10px 30px rgba(20,24,27,.06);
  --radius:4px;
  --maxw:1180px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--ink);
  background:var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,.display{
  font-family:'Space Grotesk','Inter',sans-serif;
  line-height:1.08;
  letter-spacing:-.01em;
  margin:0 0 .4em;
  font-weight:600;
}
a{color:var(--green);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.muted{color:var(--muted)}
.eyebrow{
  font-family:'Space Grotesk',sans-serif;
  text-transform:uppercase;letter-spacing:.16em;
  font-size:.72rem;font-weight:600;color:var(--green-2);
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.5rem;
  font-family:'Space Grotesk',sans-serif;font-weight:600;
  padding:.72rem 1.3rem;border-radius:var(--radius);
  border:1px solid transparent;cursor:pointer;font-size:.95rem;
  transition:transform .12s ease, background .2s ease;text-decoration:none;
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:var(--green);color:#fff}
.btn-primary:hover{background:var(--green-dark);color:#fff}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-2)}
.btn-ghost:hover{border-color:var(--green);color:var(--green)}
.btn-light{background:#fff;color:var(--green);border-color:transparent}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.92);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand:hover{text-decoration:none}
.brand-mark{width:52px;height:auto;display:block}
.brand-text{display:flex;flex-direction:column;line-height:1}
.brand-text .b1{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:1.25rem;color:var(--ink);letter-spacing:.02em}
.brand-text .b2{font-family:'Space Grotesk',sans-serif;font-weight:500;font-size:.78rem;color:var(--green-2);letter-spacing:.16em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:28px;list-style:none;margin:0;padding:0}
.nav-links a{color:var(--ink);font-weight:500;font-size:.96rem}
.nav-links a:hover{color:var(--green);text-decoration:none}
.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}

/* ---------- Hero ---------- */
.hero{
  position:relative;color:#fff;overflow:hidden;
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(47,107,6,.55), transparent 60%),
    linear-gradient(160deg, #163600 0%, #224E01 55%, #2f6b06 130%);
}
.hero-grid{position:absolute;inset:0;opacity:.14;
  background-image:linear-gradient(#fff 1px,transparent 1px),linear-gradient(90deg,#fff 1px,transparent 1px);
  background-size:52px 52px;mask-image:radial-gradient(80% 80% at 70% 20%,#000,transparent);}
.hero-inner{position:relative;padding:96px 0 104px;max-width:760px}
.hero h1{font-size:clamp(2.4rem,5.4vw,4rem);color:#fff;margin-top:.5rem}
.hero p{font-size:1.18rem;color:#e5efdc;max-width:600px;margin:1.2rem 0 2rem}
.hero .eyebrow{color:#bfe39a}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{display:flex;gap:40px;margin-top:56px;flex-wrap:wrap}
.hero-stats .s{display:flex;flex-direction:column}
.hero-stats .num{font-family:'Space Grotesk',sans-serif;font-size:2rem;font-weight:700;color:#fff}
.hero-stats .lbl{font-size:.82rem;color:#bcd6a6;text-transform:uppercase;letter-spacing:.12em}

/* ---------- Sections ---------- */
.section{padding:84px 0}
.section-head{max-width:640px;margin-bottom:44px}
.section-head h2{font-size:clamp(1.8rem,3.6vw,2.6rem)}
.section-alt{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* ---------- Category / product cards ---------- */
.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--line-2)}
.card-media{aspect-ratio:4/3;background:#eef1ea;position:relative;overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover}
.card-media .ph{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#a9b3a0}
.card-media .ph svg{width:64px;height:64px;opacity:.5}
.card-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:8px;flex:1}
.card-body h3{font-size:1.2rem;margin:0}
.card-body p{color:var(--muted);font-size:.95rem;margin:0}
.card-tag{align-self:flex-start;font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--green-2);background:#eef4e6;padding:3px 9px;border-radius:99px}
.card-foot{margin-top:auto;padding-top:6px}
.card-link{font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:.9rem;display:inline-flex;align-items:center;gap:6px}
.card-link .arw{transition:transform .15s ease}
.card:hover .card-link .arw{transform:translateX(4px)}

/* ---------- Feature strip ---------- */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature{padding:26px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
.feature .fi{width:42px;height:42px;border-radius:8px;background:#eef4e6;color:var(--green);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.feature h3{font-size:1.12rem}
.feature p{color:var(--muted);font-size:.94rem;margin:0}

/* ---------- Split (about preview) ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.split-media{aspect-ratio:5/4;border-radius:var(--radius);background:
  radial-gradient(600px 300px at 30% 20%, rgba(47,107,6,.25),transparent 60%),
  linear-gradient(150deg,#1c4300,#2f6b06);position:relative;overflow:hidden;border:1px solid var(--line)}
.split-media .mk{position:absolute;inset:0;display:flex;align-items:center;justify-content:center}
.split-media .mk img{width:44%;filter:drop-shadow(0 8px 24px rgba(0,0,0,.25))}

/* ---------- Detail page ---------- */
.detail{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.detail-media{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#eef1ea;aspect-ratio:1/1}
.detail-media img{width:100%;height:100%;object-fit:cover}
.spec{list-style:none;padding:0;margin:20px 0;border-top:1px solid var(--line)}
.spec li{display:flex;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--line)}
.spec li .k{color:var(--muted)}
.prose{max-width:760px}
.prose p{margin:0 0 1rem}

/* ---------- Breadcrumb ---------- */
.crumb{font-size:.86rem;color:var(--muted);padding:22px 0 0}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--green)}

/* ---------- Page banner ---------- */
.page-banner{background:linear-gradient(150deg,#163600,#224E01);color:#fff;padding:64px 0}
.page-banner h1{color:#fff;font-size:clamp(2rem,4vw,3rem)}
.page-banner p{color:#cfe2bf;max-width:620px;margin:0}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.field{margin-bottom:16px}
.field label{display:block;font-weight:600;font-size:.9rem;margin-bottom:6px}
.field input,.field textarea,.field select{
  width:100%;padding:.72rem .85rem;border:1px solid var(--line-2);border-radius:var(--radius);
  font:inherit;background:#fff;color:var(--ink);
}
.field input:focus,.field textarea:focus{outline:2px solid rgba(34,78,1,.25);border-color:var(--green)}
.info-list{list-style:none;padding:0;margin:0}
.info-list li{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line)}
.info-list .ic{color:var(--green);flex-shrink:0}
.alert{padding:14px 16px;border-radius:var(--radius);margin-bottom:20px;font-size:.94rem}
.alert-ok{background:#eef4e6;color:#2c5210;border:1px solid #cbe0b3}
.alert-err{background:#fbeaea;color:#8a2020;border:1px solid #f0c9c9}
.field .text-danger{color:#b02a2a;font-size:.85rem}

/* ---------- CTA band ---------- */
.cta-band{background:var(--green);color:#fff;padding:64px 0;text-align:center}
.cta-band h2{color:#fff;font-size:clamp(1.6rem,3.2vw,2.4rem)}
.cta-band p{color:#d6e8c6;max-width:520px;margin:0 auto 24px}

/* ---------- Footer ---------- */
.site-footer{background:#101911;color:#c5d0be;padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px}
.site-footer h4{color:#fff;font-size:.82rem;text-transform:uppercase;letter-spacing:.14em;margin-bottom:16px;font-family:'Space Grotesk',sans-serif}
.site-footer a{color:#c5d0be;display:block;padding:5px 0;font-size:.94rem}
.site-footer a:hover{color:#fff;text-decoration:none}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand img{width:48px}
.footer-brand .b1{color:#fff;font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:1.15rem}
.footer-bottom{border-top:1px solid #22301f;margin-top:44px;padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.85rem;color:#8ea081}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .features{grid-template-columns:1fr}
  .split,.detail,.contact-grid{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .nav-links{
    position:absolute;top:74px;left:0;right:0;background:#fff;flex-direction:column;
    align-items:flex-start;gap:0;padding:8px 24px 20px;border-bottom:1px solid var(--line);
    display:none;box-shadow:var(--shadow);
  }
  .nav-links.open{display:flex}
  .nav-links li{width:100%}
  .nav-links a{display:block;padding:12px 0;width:100%;border-bottom:1px solid var(--line)}
  .nav-toggle{display:block}
}
@media (max-width:560px){
  .grid-3,.grid-2{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-inner{padding:64px 0 72px}
}