/* ============================================================
   MIESD Foam — EVA Foam Manufacturer | Industrial B2B Theme
   Palette: deep teal #0d3b4f, steel #1c5a73, amber #f6a623,
   coral CTA #ff6b35, light bg #f5f8fa, ink #1a2730
   ============================================================ */
:root{
  --teal:#0d3b4f; --teal-2:#1c5a73; --steel:#2e7d9a;
  --amber:#f6a623; --coral:#ff6b35; --coral-d:#e85420;
  --bg:#f5f8fa; --paper:#ffffff; --ink:#1a2730; --muted:#5b6b76;
  --line:#e2e9ee; --ok:#1f9d55; --shadow:0 6px 24px rgba(13,59,79,.08);
  --radius:14px; --maxw:1200px;
  --ff:"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans SC","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--ff);color:var(--ink);background:var(--bg);line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:var(--teal-2);text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
section{padding:64px 0}
h1,h2,h3,h4{line-height:1.2;color:var(--teal);font-weight:700}
h2{font-size:clamp(26px,3.2vw,38px);margin-bottom:14px}
h3{font-size:21px;margin-bottom:10px}
p{margin:0 0 14px;color:var(--muted)}
.lead{font-size:18px;color:var(--muted);max-width:760px}
.eyebrow{display:inline-block;font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--coral);font-weight:700;margin-bottom:10px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 24px;border-radius:50px;font-weight:700;font-size:15px;cursor:pointer;border:0;transition:.2s;white-space:nowrap}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 6px 18px rgba(255,107,53,.35)}
.btn-primary:hover{background:var(--coral-d);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--teal);border:2px solid var(--line)}
.btn-ghost:hover{border-color:var(--teal-2)}
.btn-amber{background:var(--amber);color:var(--teal)}
.btn-amber:hover{filter:brightness(.96);transform:translateY(-2px)}
.grid{display:grid;gap:24px}
.cols-2{grid-template-columns:repeat(2,1fr)}
.cols-3{grid-template-columns:repeat(3,1fr)}
.cols-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.card h3{margin-top:6px}
.card .ic{width:46px;height:46px;border-radius:12px;background:rgba(28,90,115,.1);display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:14px}
.tag{display:inline-block;font-size:12px;padding:4px 12px;border-radius:30px;background:rgba(246,166,35,.16);color:#a96c05;font-weight:600;margin:0 6px 6px 0}
.breadcrumb{font-size:13px;color:var(--muted);padding:18px 0 0}
.breadcrumb a{color:var(--steel)}

/* ---------- Header ---------- */
header.site{position:sticky;top:0;z-index:50;background:var(--teal);box-shadow:0 2px 12px rgba(0,0,0,.12)}
.nav{display:flex;align-items:center;justify-content:space-between;height:66px;gap:14px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:20px;letter-spacing:.02em}
.brand .logo{width:34px;height:34px;border-radius:8px;background:linear-gradient(135deg,var(--amber),var(--coral));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:900;font-size:16px}
.brand small{display:block;font-size:11px;font-weight:500;color:#a9c6d2;letter-spacing:.04em}
.menu{display:flex;align-items:center;gap:4px;list-style:none}
.menu a{color:#dbe9ef;padding:9px 13px;border-radius:8px;font-size:14.5px;font-weight:600}
.menu a:hover{background:rgba(255,255,255,.1);color:#fff}
.nav-actions{display:flex;align-items:center;gap:10px}
.lang-btn{background:rgba(255,255,255,.14);color:#fff;border:0;padding:8px 12px;border-radius:8px;cursor:pointer;font-size:13px;font-weight:600;display:flex;align-items:center;gap:6px}
.lang-btn:hover{background:rgba(255,255,255,.24)}
.inquiry-top{background:var(--coral);color:#fff;border:0;padding:10px 18px;border-radius:50px;font-weight:700;font-size:14px;cursor:pointer}
.inquiry-top:hover{background:var(--coral-d)}
.hamburger{display:none;background:none;border:0;color:#fff;font-size:26px;cursor:pointer}
.lang-panel{position:fixed;inset:0;background:rgba(13,59,79,.96);z-index:200;display:none;flex-direction:column;padding:40px 24px;overflow:auto}
.lang-panel.open{display:flex}
.lang-panel h3{color:#fff}
.lang-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:10px;margin-top:18px}
.lang-grid button{background:rgba(255,255,255,.08);color:#dbe9ef;border:1px solid rgba(255,255,255,.16);padding:12px 8px;border-radius:10px;cursor:pointer;font-size:14px}
.lang-grid button:hover{background:var(--coral);color:#fff;border-color:var(--coral)}
.lang-close{position:absolute;top:22px;right:24px;background:none;border:0;color:#fff;font-size:30px;cursor:pointer}

/* ---------- Hero ---------- */
.hero{position:relative;color:#fff;background:linear-gradient(120deg,#0a2e3e,#15566e);overflow:hidden}
.hero video,.hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.42}
.hero .overlay{position:relative;z-index:2;padding:86px 0 96px}
.hero h1{color:#fff;font-size:clamp(30px,4.4vw,52px);max-width:880px;margin-bottom:18px}
.hero p{color:#d6e7ee;font-size:19px;max-width:640px}
.hero .cta-row{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap}
.hero-stats{display:flex;gap:34px;margin-top:42px;flex-wrap:wrap}
.hero-stats .s b{display:block;font-size:30px;color:var(--amber)}
.hero-stats .s span{font-size:13px;color:#bcd6df}

/* ---------- Section helpers ---------- */
.section-teal{background:linear-gradient(120deg,#0d3b4f,#15566e);color:#fff}
.section-teal h2,.section-teal h3{color:#fff}
.section-teal p{color:#cfe2ea}
.section-alt{background:var(--paper)}
.kicker{text-align:center;max-width:720px;margin:0 auto 40px}
.kicker .lead{margin:0 auto}

/* industry / application cards */
.app-card{position:relative;overflow:hidden;border-radius:var(--radius);min-height:200px;display:flex;align-items:flex-end;color:#fff;box-shadow:var(--shadow);border:1px solid var(--line)}
.app-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.app-card .scrim{position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,59,79,.15),rgba(13,59,79,.82))}
.app-card .body{position:relative;z-index:2;padding:20px}
.app-card h3{color:#fff;margin:0 0 4px}
.app-card p{color:#dceaf0;font-size:14px;margin:0}
.app-card .go{margin-top:10px;font-weight:700;color:var(--amber)}

/* spec table */
.spec{width:100%;border-collapse:collapse;font-size:14.5px;margin-top:8px}
.spec th,.spec td{border:1px solid var(--line);padding:11px 14px;text-align:left;vertical-align:top}
.spec th{background:var(--teal);color:#fff;width:34%;font-weight:600}
.spec td{background:#fff}
.spec tr:nth-child(even) td{background:#fafcfd}

/* product layout: content + sticky inquire sidebar */
.prod-layout{display:grid;grid-template-columns:1fr 320px;gap:36px;align-items:start}
.side-inquire{position:sticky;top:88px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.side-inquire h3{margin-bottom:6px}
.side-inquire .price-note{font-size:13px;color:var(--muted);margin-bottom:14px}
.side-inquire .btn{width:100%;justify-content:center;margin-bottom:10px}
.side-meta{font-size:13px;color:var(--muted);border-top:1px dashed var(--line);padding-top:12px;margin-top:6px}
.side-meta b{color:var(--ink)}

/* FAQ */
.faq-item{border:1px solid var(--line);border-radius:12px;margin-bottom:12px;background:#fff;overflow:hidden}
.faq-q{width:100%;text-align:left;background:none;border:0;padding:18px 20px;font-size:16px;font-weight:600;color:var(--teal);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq-q .pm{font-size:22px;color:var(--coral)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 20px;color:var(--muted)}
.faq-a.open{max-height:400px;padding:0 20px 18px}

/* trust strip */
.trust{display:flex;gap:30px;flex-wrap:wrap;align-items:center;justify-content:center;padding:30px 0}
.trust .cert{background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px 20px;font-weight:700;color:var(--teal-2);font-size:14px;box-shadow:var(--shadow)}

/* gallery */
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}
.gallery figure{border-radius:12px;overflow:hidden;border:1px solid var(--line);background:#fff}
.gallery img{height:180px;width:100%;object-fit:cover}
.gallery figcaption{padding:10px 12px;font-size:13px;color:var(--muted)}
.slot{position:relative}
.slot::after{content:"REAL PHOTO SLOT";position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:repeating-linear-gradient(45deg,#eef3f6,#eef3f6 10px,#e3ebf0 10px,#e3ebf0 20px);color:#8aa0ab;font-size:12px;font-weight:700;letter-spacing:.05em}

/* video grid */
.vid-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.vid-grid video{width:100%;border-radius:12px;border:1px solid var(--line);background:#000}
.vid-grid .cap{font-size:13px;color:var(--muted);margin-top:6px;text-align:center}

/* download list */
.dl-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;border:1px solid var(--line);border-radius:12px;background:#fff;margin-bottom:12px}
.dl-row .meta b{color:var(--teal);display:block;font-size:16px}
.dl-row .meta span{font-size:13px;color:var(--muted)}

/* contact / RFQ */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--teal);margin-bottom:6px}
.field input,.field textarea,.field select{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-family:var(--ff);font-size:15px;background:#fff}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--steel);box-shadow:0 0 0 3px rgba(46,125,154,.15)}
.contact-info{background:var(--teal);color:#fff;border-radius:var(--radius);padding:30px}
.contact-info h3{color:#fff}
.contact-info a{color:var(--amber);font-weight:700}
.contact-info .row{display:flex;gap:12px;margin:14px 0;align-items:flex-start}
.contact-info .row .ic{font-size:20px}
.social-row{display:flex;gap:10px;margin-top:18px}
.social-row a{background:rgba(255,255,255,.14);color:#fff;padding:10px 14px;border-radius:10px;font-size:14px;font-weight:600}
.social-row a:hover{background:var(--coral)}

/* footer */
footer.site{background:#0a2a37;color:#bcd6df;padding:54px 0 28px}
footer.site h4{color:#fff;font-size:15px;margin-bottom:14px}
footer.site a{color:#9fc0cc;font-size:14px;display:block;margin-bottom:9px}
footer.site a:hover{color:#fff}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1fr;gap:26px}
.foot-inquiry{background:var(--coral);color:#fff;border:0;padding:13px 22px;border-radius:50px;font-weight:700;cursor:pointer;margin-top:8px}
.foot-inquiry:hover{background:var(--coral-d)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:36px;padding-top:20px;font-size:13px;color:#7fa0ad;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
.foot-inquiry-box{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:22px}

/* floating inquiry + whatsapp */
.float{position:fixed;right:20px;bottom:22px;z-index:60;display:flex;flex-direction:column;gap:12px}
.float button,.float a{width:54px;height:54px;border-radius:50%;border:0;display:flex;align-items:center;justify-content:center;font-size:24px;cursor:pointer;box-shadow:0 8px 22px rgba(0,0,0,.25);color:#fff}
.float .wa{background:#25d366}
.float .rfq{background:var(--coral);font-size:13px;font-weight:700;line-height:1.1;text-align:center}
.float .wa:hover{filter:brightness(1.05)}
.float .rfq:hover{background:var(--coral-d)}

/* modal */
.modal{position:fixed;inset:0;background:rgba(10,42,55,.82);z-index:300;display:none;align-items:center;justify-content:center;padding:20px}
.modal.open{display:flex}
.modal-box{background:#fff;border-radius:16px;max-width:560px;width:100%;padding:30px;position:relative;max-height:90vh;overflow:auto}
.modal-box h3{margin-bottom:4px}
.modal-close{position:absolute;top:14px;right:18px;background:none;border:0;font-size:26px;cursor:pointer;color:var(--muted)}
.modal-box .hint{font-size:13px;color:var(--muted);margin-bottom:14px}
.tiny-note{font-size:12px;color:#8aa0ab;margin-top:8px}

/* responsive */
@media(max-width:980px){
  .cols-3,.cols-4{grid-template-columns:repeat(2,1fr)}
  .prod-layout{grid-template-columns:1fr}
  .side-inquire{position:static}
  .contact-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
  .menu,.nav-actions .inquiry-top,.nav-actions .lang-btn span{display:none}
  .hamburger{display:block}
  .menu.open{display:flex;position:absolute;top:66px;left:0;right:0;flex-direction:column;background:var(--teal);padding:14px 20px;gap:6px}
  .menu.open a{display:block}
  .cols-2,.cols-3,.cols-4{grid-template-columns:1fr}
  .hero-stats{gap:22px}
  section{padding:46px 0}
  .foot-grid{grid-template-columns:1fr}
}

/* spec table (round20) */
.spec-table{width:100%;border-collapse:collapse;font-size:14.5px;background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 10px 30px rgba(16,24,40,.08)}
.spec-table th{background:#0f172a;color:#fff;font-weight:600;text-align:left;padding:13px 14px;font-size:13px;letter-spacing:.02em}
.spec-table td{padding:12px 14px;border-top:1px solid #eef1f6;color:#334155;vertical-align:top}
.spec-table tbody tr:nth-child(even){background:#fafbfd}
.spec-table tbody tr:hover{background:#fff8ec}
@media (max-width:720px){.spec-table{font-size:13px}.spec-table th,.spec-table td{padding:10px 9px}}