/* Hexin Machinery EN site — design system
   Navy #0e2a5e + orange #f58220, Apple-clean, B2B industrial */
:root{
  --navy:#0e2a5e; --navy-deep:#0a1f47; --navy-ink:#13294f;
  --orange:#f58220; --orange-dark:#d96d0e;
  --bg:#ffffff; --bg-soft:#f4f7fb; --bg-card:#ffffff;
  --text:#1c2740; --muted:#5d6c87; --line:#e4eaf3;
  --radius:18px; --radius-sm:12px;
  --shadow:0 10px 30px rgba(14,42,94,.10);
  --shadow-lg:0 24px 60px rgba(14,42,94,.16);
  --max:1200px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.65;font-size:16px}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:var(--max);margin:0 auto;padding:0 24px}
h1,h2,h3{line-height:1.25;margin:0 0 .6em;color:var(--navy-ink);letter-spacing:-.01em}
p{margin:0 0 1em}

/* ---------- top bar ---------- */
.topbar{background:var(--navy-deep);color:#cdd9ef;font-size:13.5px}
.topbar .container{display:flex;justify-content:space-between;align-items:center;height:38px}
.topbar a:hover{color:#fff}
.topbar .tb-right{display:flex;gap:18px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.site-header .container{display:flex;align-items:center;gap:28px;height:74px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:19px;color:var(--navy)}
.brand img{height:44px;width:auto}
.brand small{display:block;font-size:11px;font-weight:600;color:var(--muted);letter-spacing:.08em}
.main-nav{display:flex;gap:4px;margin-left:auto}
.main-nav a{padding:10px 14px;border-radius:10px;font-weight:600;font-size:15px;color:var(--navy-ink)}
.main-nav a:hover{background:var(--bg-soft)}
.main-nav a.active{color:var(--orange-dark)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:999px;font-weight:700;font-size:15px;border:0;cursor:pointer;transition:transform .15s,box-shadow .15s}
.btn:active{transform:scale(.97)}
.btn-orange{background:var(--orange);color:#fff;box-shadow:0 8px 20px rgba(245,130,32,.35)}
.btn-orange:hover{background:var(--orange-dark)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-deep)}
.btn-outline{background:#fff;color:var(--navy);border:2px solid var(--navy)}
.btn-whatsapp{background:#25d366;color:#fff}
.header-cta{margin-left:8px;white-space:nowrap}
.nav-toggle{display:none;background:none;border:0;font-size:26px;color:var(--navy);cursor:pointer;margin-left:auto}

/* ---------- hero ---------- */
.hero{position:relative;background:linear-gradient(135deg,var(--navy-deep) 0%,var(--navy) 60%,#16407c 100%);color:#fff;overflow:hidden}
.hero .container{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;padding:84px 24px 120px}
.hero-eyebrow{display:inline-block;background:rgba(245,130,32,.16);color:#ffb45e;border:1px solid rgba(245,130,32,.45);padding:6px 16px;border-radius:999px;font-size:13px;font-weight:700;letter-spacing:.12em;margin-bottom:18px}
.hero h1{color:#fff;font-size:clamp(32px,4.6vw,56px);font-weight:800;margin-bottom:16px}
.hero h1 .hl{color:var(--orange)}
.hero p.lead{color:#c4d2ec;font-size:18px;max-width:520px;margin-bottom:28px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-media img{border-radius:var(--radius);box-shadow:var(--shadow-lg);aspect-ratio:4/3;object-fit:cover;width:100%}
.hero-badges{display:flex;gap:26px;margin-top:30px;flex-wrap:wrap}
.hero-badges .hb b{display:block;font-size:26px;color:#fff}
.hero-badges .hb span{font-size:13px;color:#9fb2d6}

/* overlapping feature cards */
.overlap{margin-top:-64px;position:relative;z-index:5}
.overlap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feature-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:30px 28px;border-top:5px solid var(--orange)}
.feature-card .fc-ico{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,var(--orange),var(--orange-dark));display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:16px}
.feature-card h3{font-size:19px;margin-bottom:8px}
.feature-card p{color:var(--muted);font-size:14.5px;margin:0}

/* ---------- marquee ---------- */
.marquee{background:var(--orange);color:#fff;overflow:hidden;white-space:nowrap;padding:14px 0;font-weight:800;letter-spacing:.14em;font-size:15px}
.marquee span{display:inline-block;padding:0 28px;animation:mq 22s linear infinite}
@keyframes mq{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- sections ---------- */
.section{padding:88px 0}
.section-soft{background:var(--bg-soft)}
.kicker{display:inline-block;background:#eef4ff;color:var(--navy);font-weight:800;font-size:13px;letter-spacing:.16em;padding:7px 18px;border-radius:999px;margin-bottom:16px}
.kicker.orange{background:#fff1e2;color:var(--orange-dark)}
.section h2{font-size:clamp(28px,3.4vw,42px);font-weight:800}
.section .sub{color:var(--muted);max-width:640px;font-size:17px}
.center{text-align:center}
.center .sub{margin:0 auto}

/* split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;aspect-ratio:4/3;object-fit:cover}
.checklist{list-style:none;margin:22px 0 0;padding:0;display:grid;gap:14px}
.checklist li{display:flex;gap:12px;align-items:flex-start;font-size:16px}
.checklist .ck{flex:0 0 26px;height:26px;border-radius:50%;background:#e8f7ee;color:#16a34a;display:flex;align-items:center;justify-content:center;font-weight:800}

/* stats band */
.stats-band{background:linear-gradient(135deg,var(--navy-deep),var(--navy) 70%);border-radius:26px;padding:56px 40px;color:#fff;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center;box-shadow:var(--shadow-lg)}
.stats-band .st b{display:block;font-size:clamp(34px,4vw,52px);font-weight:800;color:var(--orange)}
.stats-band .st span{color:#b9c8e6;font-size:14.5px}

/* product cards */
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:44px}
.prod-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s;border:1px solid var(--line)}
.prod-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.prod-card .pc-img{aspect-ratio:4/3;overflow:hidden;background:#eef2f8}
.prod-card .pc-img img{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.prod-card:hover .pc-img img{transform:scale(1.05)}
.prod-card .pc-body{padding:22px 22px 24px}
.prod-card .pc-cat{font-size:12px;font-weight:800;letter-spacing:.1em;color:var(--orange-dark);margin-bottom:6px}
.prod-card h3{font-size:18px;margin-bottom:6px}
.prod-card p{color:var(--muted);font-size:14px;margin-bottom:16px}
.prod-card .pc-link{font-weight:700;color:var(--navy);font-size:14.5px}
.prod-card .pc-link:hover{color:var(--orange-dark)}

/* process */
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:44px}
.step{background:#fff;border-radius:var(--radius);padding:30px 24px;box-shadow:var(--shadow);position:relative;border:1px solid var(--line)}
.step .num{font-size:15px;font-weight:800;color:#fff;background:var(--navy);width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.step:nth-child(2) .num{background:var(--orange)}
.step h3{font-size:17px;margin-bottom:8px}
.step p{color:var(--muted);font-size:14px;margin:0}

/* gallery */
.gal-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:40px}
.gal-grid img{border-radius:var(--radius-sm);aspect-ratio:4/3;object-fit:cover;box-shadow:var(--shadow);width:100%}

/* news */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:44px}
.news-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line)}
.news-card .nc-img{aspect-ratio:16/9;overflow:hidden;background:#eef2f8;position:relative}
.news-card .nc-img img{width:100%;height:100%;object-fit:cover}
.news-card .nc-date{position:absolute;left:16px;bottom:-1px;background:var(--orange);color:#fff;font-weight:800;font-size:13px;padding:8px 14px;border-radius:10px 10px 0 0}
.news-card .nc-body{padding:24px 22px}
.news-card h3{font-size:17px;margin-bottom:8px}
.news-card p{color:var(--muted);font-size:14px;margin-bottom:12px}
.news-card a.rm{font-weight:700;color:var(--orange-dark);font-size:14px}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:44px}
.contact-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:34px;border:1px solid var(--line)}
.contact-card h3{margin-bottom:18px}
.c-row{display:flex;gap:14px;align-items:flex-start;padding:13px 0;border-bottom:1px solid var(--line)}
.c-row:last-child{border:0}
.c-row .ci{flex:0 0 40px;height:40px;border-radius:12px;background:#eef4ff;color:var(--navy);display:flex;align-items:center;justify-content:center;font-size:18px}
.c-row b{display:block;font-size:14px;color:var(--muted);font-weight:600}
.c-row span{font-size:16px;font-weight:600;color:var(--navy-ink)}
.form label{display:block;font-weight:600;font-size:14px;margin:14px 0 6px}
.form input,.form textarea,.form select{width:100%;padding:13px 15px;border:1.5px solid var(--line);border-radius:12px;font-size:15px;font-family:inherit}
.form input:focus,.form textarea:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(245,130,32,.15)}
.form textarea{min-height:130px;resize:vertical}

/* page hero (inner pages) */
.page-hero{background:linear-gradient(135deg,var(--navy-deep),var(--navy) 70%);color:#fff;padding:64px 0}
.page-hero h1{color:#fff;font-size:clamp(30px,4vw,46px);margin-bottom:8px}
.page-hero p{color:#b9c8e6;margin:0;max-width:640px}
.crumbs{font-size:13.5px;color:#8fa3c9;margin-bottom:14px}
.crumbs a:hover{color:#fff}

/* footer */
.cta-band{background:var(--orange);border-radius:26px;padding:52px 48px;color:#fff;display:flex;justify-content:space-between;align-items:center;gap:28px;flex-wrap:wrap;margin-bottom:-90px;position:relative;z-index:5;box-shadow:0 20px 50px rgba(245,130,32,.35)}
.cta-band h2{color:#fff;margin-bottom:6px;font-size:clamp(24px,3vw,34px)}
.cta-band p{margin:0;opacity:.92}
.cta-band .btn{background:#fff;color:var(--orange-dark)}
footer{background:var(--navy-deep);color:#a9bcd9;padding:130px 0 0}
.foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:36px;padding-bottom:48px}
.foot-grid h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.06em}
.foot-grid ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;font-size:14.5px}
.foot-grid a:hover{color:#fff}
.foot-brand p{font-size:14px;max-width:300px}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);padding:22px 0;font-size:13px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.whatsapp-float{position:fixed;right:22px;bottom:22px;z-index:60;width:58px;height:58px;border-radius:50%;background:#25d366;color:#fff;display:flex;align-items:center;justify-content:center;font-size:28px;box-shadow:0 12px 28px rgba(37,211,102,.45)}

/* responsive */
@media(max-width:960px){
  .main-nav{position:fixed;inset:74px 0 auto 0;background:#fff;flex-direction:column;padding:12px 20px 20px;border-bottom:1px solid var(--line);box-shadow:var(--shadow-lg);display:none}
  .main-nav.open{display:flex}
  .nav-toggle{display:block}
  .header-cta{display:none}
  .hero .container{grid-template-columns:1fr;padding:60px 24px 110px}
  .split,.contact-grid{grid-template-columns:1fr}
  .overlap-grid,.prod-grid,.news-grid{grid-template-columns:1fr 1fr}
  .process-grid{grid-template-columns:1fr 1fr}
  .stats-band{grid-template-columns:1fr 1fr;padding:40px 24px}
  .gal-grid{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .cta-band{margin:0 16px -70px;padding:36px 28px}
}
@media(max-width:600px){
  .overlap-grid,.prod-grid,.news-grid,.process-grid,.gal-grid{grid-template-columns:1fr}
  .section{padding:64px 0}
  .foot-grid{grid-template-columns:1fr}
}