/* wrapfilmb2b.com — v1 (2026-10-10) */
:root{
  --fg:#12141a; --muted:#5c6470; --bg:#ffffff; --card:#f6f7f9; --border:#e3e6eb;
  --accent:#0f6f4f; --accent-dark:#0b563c; --accent-2:#111827; --radius:12px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans SC",sans-serif;color:var(--fg);background:var(--bg);line-height:1.6}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;letter-spacing:.5px}
.brand .mark{width:30px;height:30px;background:var(--accent);border-radius:8px;display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:15px;font-weight:900}
.brand small{color:var(--muted);font-weight:600;font-size:11px;display:block;line-height:1}
nav.main-nav{display:flex;gap:26px;font-size:15px;font-weight:500}
nav.main-nav a{padding:6px 2px;border-bottom:2px solid transparent}
nav.main-nav a:hover,nav.main-nav a[aria-current="page"]{border-bottom-color:var(--accent);color:var(--accent)}
.header-cta{background:var(--accent);color:#fff !important;padding:9px 18px;border-radius:8px;font-weight:600;font-size:14px}
.header-cta:hover{background:var(--accent-dark)}

/* hero */
.hero{background:linear-gradient(135deg,#0d1117 0%,#16211c 55%,#0f3d2c 100%);color:#fff;padding:96px 0 84px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-140px;top:-140px;width:480px;height:480px;border-radius:50%;background:radial-gradient(circle,rgba(15,111,79,.55),transparent 65%)}
.hero .container{position:relative;z-index:1}
.hero .kicker{display:inline-block;background:rgba(15,111,79,.35);border:1px solid rgba(255,255,255,.25);padding:5px 14px;border-radius:999px;font-size:13px;letter-spacing:1.5px;text-transform:uppercase;margin-bottom:22px}
.hero h1{font-size:clamp(34px,5.4vw,58px);line-height:1.12;font-weight:800;max-width:820px}
.hero h1 em{font-style:normal;color:#4fd1a1}
.hero p.sub{margin:20px 0 30px;font-size:18px;color:#c7ceda;max-width:640px}
.hero .actions{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;padding:13px 26px;border-radius:10px;font-weight:600;font-size:15px;transition:.18s}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:#128a63;transform:translateY(-1px)}
.btn-ghost{border:1px solid rgba(255,255,255,.4);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1)}
.hero-stats{display:flex;gap:44px;margin-top:52px;flex-wrap:wrap}
.hero-stats .stat b{font-size:34px;font-weight:800;color:#4fd1a1;display:block;line-height:1.1}
.hero-stats .stat span{font-size:13.5px;color:#aab4c2}

/* sections */
.section{padding:78px 0}
.section.alt{background:var(--card)}
.section-head{text-align:center;max-width:720px;margin:0 auto 46px}
.section-head .kicker{color:var(--accent);font-weight:700;font-size:13px;letter-spacing:2px;text-transform:uppercase}
.section-head h2{font-size:clamp(26px,3.6vw,38px);font-weight:800;margin:10px 0 12px}
.section-head p{color:var(--muted);font-size:16px}

/* series cards */
.series-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:18px}
.series-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:20px;transition:.18s;display:flex;flex-direction:column;gap:12px}
.series-card:hover{transform:translateY(-3px);box-shadow:0 10px 28px rgba(17,24,39,.09);border-color:var(--accent)}
.series-card .swatches{display:flex;height:52px;border-radius:8px;overflow:hidden}
.series-card .swatches i{flex:1}
.series-card h3{font-size:17px;font-weight:700}
.series-card .cn{color:var(--muted);font-size:13px}
.series-card .meta{display:flex;justify-content:space-between;font-size:13px;color:var(--muted);margin-top:auto}
.series-card .meta b{color:var(--accent);font-weight:700}

/* why cards */
.why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}
.why-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px}
.why-card .ico{font-size:26px;margin-bottom:12px}
.why-card h3{font-size:16.5px;margin-bottom:8px}
.why-card p{font-size:14px;color:var(--muted)}

/* color grid */
.color-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(168px,1fr));gap:14px}
.color-card{background:#fff;border:1px solid var(--border);border-radius:10px;overflow:hidden;transition:.15s}
.color-card:hover{box-shadow:0 6px 18px rgba(17,24,39,.10);transform:translateY(-2px)}
.color-card .chip{height:84px;position:relative}
.color-card .chip .finish{position:absolute;inset:0;background:linear-gradient(120deg,rgba(255,255,255,.28),transparent 42%,rgba(0,0,0,.14))}
.color-card .info{padding:10px 12px 12px}
.color-card .code{font-size:12px;color:var(--accent);font-weight:700;letter-spacing:.5px}
.color-card .name{font-size:13.5px;font-weight:600;line-height:1.35;margin:3px 0 2px}
.color-card .price{font-size:12.5px;color:var(--muted)}

/* series page hero */
.series-hero{background:linear-gradient(120deg,#0d1117,#123527);color:#fff;padding:58px 0}
.series-hero h1{font-size:clamp(26px,4vw,40px);font-weight:800}
.series-hero .cn{color:#9fb3a9;font-size:15px;margin-top:6px}
.series-hero .band{margin-top:20px;height:14px;border-radius:99px;overflow:hidden;display:flex;max-width:560px}
.series-hero .band i{flex:1}
.series-hero .facts{display:flex;gap:34px;margin-top:22px;font-size:14px;color:#c7ceda;flex-wrap:wrap}
.series-hero .facts b{color:#4fd1a1}

/* tables */
.spec-table{width:100%;border-collapse:collapse;font-size:14.5px;background:#fff;border:1px solid var(--border);border-radius:10px;overflow:hidden}
.spec-table th,.spec-table td{padding:11px 14px;border-bottom:1px solid var(--border);text-align:left}
.spec-table th{background:var(--card);font-weight:700}
.spec-table tr:last-child td{border-bottom:none}

/* inquiry form */
.form-card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:34px;max-width:660px;margin:0 auto}
.form-card .field{margin-bottom:18px}
.form-card label{display:block;font-weight:600;font-size:14px;margin-bottom:7px}
.form-card label .req{color:#d64545}
.form-card input,.form-card select,.form-card textarea{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:9px;font-size:15px;font-family:inherit;background:#fbfcfd}
.form-card input:focus,.form-card select:focus,.form-card textarea:focus{outline:2px solid var(--accent);outline-offset:0;border-color:var(--accent)}
.form-card textarea{min-height:130px;resize:vertical}
.form-note{font-size:12.5px;color:var(--muted);margin-top:12px}
.form-status{margin-top:14px;font-size:14px;font-weight:600;display:none}
.form-status.ok{color:var(--accent);display:block}
.form-status.err{color:#d64545;display:block}

/* cta band */
.cta-band{background:linear-gradient(120deg,var(--accent-dark),var(--accent));color:#fff;padding:58px 0;text-align:center}
.cta-band h2{font-size:clamp(24px,3.4vw,34px);font-weight:800}
.cta-band p{margin:12px auto 26px;max-width:560px;color:#d7efe4}

/* footer */
.site-footer{background:#0d1117;color:#9aa4b2;padding:52px 0 30px;font-size:14px}
.site-footer .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:34px;margin-bottom:34px}
.site-footer h4{color:#fff;font-size:14px;margin-bottom:12px;letter-spacing:.5px}
.site-footer a{display:block;padding:3px 0;color:#9aa4b2}
.site-footer a:hover{color:#4fd1a1}
.site-footer .legal{border-top:1px solid #232a35;padding-top:20px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:12.5px;color:#6b7482}

/* responsive */
@media(max-width:860px){
  nav.main-nav{display:none}
  .site-footer .cols{grid-template-columns:1fr 1fr}
  .hero{padding:66px 0 56px}
  .hero-stats{gap:26px}
}
@media(max-width:520px){
  .site-footer .cols{grid-template-columns:1fr}
  .form-card{padding:24px}
}