/* Kaige Packaging Machinery - kaigepackaging.com
   Clean industrial B2B theme. Pure static, no frameworks. */
:root{
  --blue:#0b5394;
  --dark:#0a2e4f;
  --darker:#071f36;
  --accent:#e8711a;
  --accent-dark:#c85e12;
  --bg:#f5f7fa;
  --card:#ffffff;
  --text:#243040;
  --muted:#5b6b7f;
  --line:#dde5ee;
  --green:#25d366;
  --radius:10px;
  --max:1140px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"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%;height:auto;display:block}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}

/* ---------- Header ---------- */
.site-header{background:#fff;border-bottom:3px solid var(--blue);position:sticky;top:0;z-index:50}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 20px;max-width:var(--max);margin:0 auto}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:44px;height:44px;border-radius:8px;background:linear-gradient(135deg,var(--blue),var(--dark));
  color:#fff;font-weight:800;font-size:20px;display:flex;align-items:center;justify-content:center;letter-spacing:1px;
}
.brand-name{line-height:1.25}
.brand-name strong{display:block;font-size:17px;color:var(--dark);letter-spacing:.5px}
.brand-name small{color:var(--muted);font-size:11.5px}
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav a{padding:9px 13px;border-radius:6px;color:var(--text);font-weight:600;font-size:15px;white-space:nowrap}
.main-nav a:hover{background:#eef3f9;text-decoration:none;color:var(--blue)}
.main-nav a.active{background:var(--blue);color:#fff}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:6px;padding:8px 12px;font-size:18px;cursor:pointer;color:var(--dark)}
.lang-switch{display:flex;align-items:center;gap:2px;font-size:13px;flex-shrink:0}
.lang-switch a,.lang-switch span.cur{padding:5px 8px;border-radius:5px;font-weight:700}
.lang-switch a{color:var(--muted)}
.lang-switch a:hover{background:#eef3f9;color:var(--blue);text-decoration:none}
.lang-switch span.cur{background:var(--blue);color:#fff}
.lang-switch span.soon{color:#b6c2d1;padding:5px 6px;cursor:help}
.lang-switch .sep{color:#c7d2df}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(115deg,var(--darker) 0%,var(--dark) 55%,var(--blue) 100%);color:#fff;padding:64px 0}
.hero-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center}
.hero h1{font-size:40px;line-height:1.25;margin-bottom:16px;letter-spacing:.3px}
.hero p.lead{font-size:18px;color:#cfe0f2;margin-bottom:26px;max-width:34em}
.hero-img img{border-radius:var(--radius);box-shadow:0 12px 32px rgba(0,0,0,.35);background:#fff}
.btn{display:inline-block;padding:13px 28px;border-radius:8px;font-weight:700;font-size:16px;border:2px solid transparent;cursor:pointer}
.btn:hover{text-decoration:none}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:var(--accent-dark)}
.btn-outline{border-color:#fff;color:#fff;background:transparent;margin-left:10px}
.btn-outline:hover{background:rgba(255,255,255,.14)}
.btn-blue{background:var(--blue);color:#fff}
.btn-blue:hover{background:var(--dark)}

/* ---------- Sections ---------- */
.section{padding:56px 0}
.section.alt{background:#fff}
.section h2{font-size:30px;color:var(--dark);margin-bottom:8px}
.section .sub{color:var(--muted);margin-bottom:30px;max-width:60em}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.card h3{font-size:18px;color:var(--dark);margin-bottom:8px}
.card p{color:var(--muted);font-size:15px}
.card .icon{font-size:30px;margin-bottom:10px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-top:8px}
.stat{background:var(--dark);color:#fff;border-radius:var(--radius);padding:22px;text-align:center}
.stat b{display:block;font-size:30px;color:var(--accent)}
.stat span{font-size:14px;color:#cfe0f2}

/* ---------- Products ---------- */
.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:22px}
.product{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column}
.product img.photo{width:100%;height:230px;object-fit:contain;background:#f2f6fb;padding:12px}
.product .no-photo{height:230px;display:flex;align-items:center;justify-content:center;background:#eef3f9;color:var(--muted);font-weight:700;font-size:15px}
.product-body{padding:20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.product-body h3{font-size:19px;color:var(--dark)}
.product-body h3 .tag{display:inline-block;background:#e8f0fa;color:var(--blue);font-size:12px;padding:2px 9px;border-radius:20px;margin-left:8px;vertical-align:middle;font-weight:700}
.product-body p.desc{font-size:14.5px;color:var(--muted)}
.product-body ul.feat{list-style:none;font-size:14px;color:var(--text)}
.product-body ul.feat li{padding-left:20px;position:relative;margin-bottom:5px}
.product-body ul.feat li::before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:800}
.product-cta{margin-top:auto;padding-top:8px}
.spec{width:100%;border-collapse:collapse;font-size:13.5px;margin-top:4px}
.spec th,.spec td{border:1px solid var(--line);padding:7px 9px;text-align:left;vertical-align:top}
.spec th{background:#eef3f9;color:var(--dark);white-space:nowrap}
.spec td{background:#fff}
.spec-note{font-size:12.5px;color:var(--muted);margin-top:8px}

/* ---------- Steps / order ---------- */
.steps{counter-reset:step;display:grid;gap:14px}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px 18px 74px;position:relative}
.step::before{counter-increment:step;content:counter(step);position:absolute;left:20px;top:18px;width:38px;height:38px;border-radius:50%;background:var(--blue);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:18px}
.step h3{font-size:17px;color:var(--dark);margin-bottom:4px}
.step p{font-size:15px;color:var(--muted)}
.term-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.term{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.term h3{color:var(--dark);font-size:17px;margin-bottom:6px}
.term p{font-size:14.5px;color:var(--muted)}
.faq details{background:#fff;border:1px solid var(--line);border-radius:8px;margin-bottom:10px;padding:14px 18px}
.faq summary{font-weight:700;color:var(--dark);cursor:pointer;font-size:15.5px}
.faq details p{margin-top:8px;font-size:14.5px;color:var(--muted)}
.tbd{background:#fff8e6;border:1px dashed #d9a821;border-radius:6px;padding:2px 8px;font-size:13px;color:#8a6d00;font-weight:700;white-space:nowrap}
.peer-note{font-size:13px;color:var(--muted);font-style:italic}

/* ---------- Factory ---------- */
.video-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin-top:20px}
.video-card{background:#000;border-radius:var(--radius);overflow:hidden}
.video-card video{width:100%;max-height:480px;background:#000}
.video-card .cap{background:#fff;padding:10px 14px;font-size:13.5px;color:var(--muted);border:1px solid var(--line);border-top:none;border-radius:0 0 var(--radius) var(--radius)}

/* ---------- Contact / form ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.25fr;gap:28px;align-items:start}
.info-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.info-card h3{color:var(--dark);margin-bottom:14px;font-size:18px}
.info-row{margin-bottom:12px;font-size:15px}
.info-row b{display:inline-block;min-width:96px;color:var(--dark)}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.form-card h3{color:var(--dark);margin-bottom:6px;font-size:19px}
.form-card>p{color:var(--muted);font-size:14.5px;margin-bottom:18px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-group{margin-bottom:14px}
.form-group label{display:block;font-weight:700;font-size:14px;margin-bottom:6px;color:var(--dark)}
.form-group input,.form-group select,.form-group textarea{
  width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:7px;font-size:15px;font-family:inherit;color:var(--text);background:#fbfcfe;
}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:2px solid var(--blue);border-color:var(--blue);background:#fff}
.form-group textarea{min-height:120px;resize:vertical}
.form-group .req{color:#c0392b}

/* ---------- Footer ---------- */
.site-footer{background:var(--darker);color:#b9c9dd;padding:44px 0 0;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:28px;padding-bottom:30px}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:12px}
.site-footer p,.site-footer li{font-size:14px;margin-bottom:7px;list-style:none}
.site-footer a{color:#b9c9dd}
.site-footer a:hover{color:#fff}
.copyright{border-top:1px solid #1c3a5c;padding:16px 0;font-size:13px;color:#7e93ad;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}

/* ---------- WhatsApp float ---------- */
.wa-float{
  position:fixed;right:20px;bottom:20px;z-index:60;background:var(--green);color:#fff;
  padding:13px 20px;border-radius:40px;font-weight:800;font-size:15px;box-shadow:0 6px 20px rgba(0,0,0,.25);
  display:flex;align-items:center;gap:8px;
}
.wa-float:hover{background:#1eb857;text-decoration:none;color:#fff}

/* ---------- Thank you ---------- */
.thanks{max-width:640px;margin:0 auto;text-align:center;padding:70px 20px}
.thanks h1{color:var(--dark);margin-bottom:12px}
.thanks p{color:var(--muted);margin-bottom:24px}

/* ---------- RTL ---------- */
[dir="rtl"] .step{padding:18px 74px 18px 20px}
[dir="rtl"] .step::before{left:auto;right:20px}
[dir="rtl"] .product-body ul.feat li{padding-left:0;padding-right:20px}
[dir="rtl"] .product-body ul.feat li::before{left:auto;right:0}
[dir="rtl"] .info-row b{min-width:0;margin-left:8px}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .hero-inner{grid-template-columns:1fr}
  .hero h1{font-size:30px}
  .hero{padding:44px 0}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .main-nav{
    display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;
    align-items:stretch;border-bottom:3px solid var(--blue);box-shadow:0 12px 24px rgba(0,0,0,.12);padding:8px;
  }
  .main-nav.open{display:flex}
  .main-nav a{padding:12px 16px}
  .nav-toggle{display:block}
  .site-header{position:sticky}
  .header-inner{flex-wrap:wrap}
}
@media (max-width:600px){
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .btn-outline{margin-left:0;margin-top:10px}
  .section{padding:40px 0}
  .wa-float{right:14px;bottom:14px;padding:11px 16px;font-size:14px}
}

/* ---------- Language dropdown ---------- */
.lang-switch select{font-size:13px;font-weight:700;padding:6px 8px;border-radius:6px;border:1px solid #d5dee9;background:#fff;color:#3c4a5d;cursor:pointer;max-width:170px}
.lang-switch select:focus{outline:2px solid var(--blue);outline-offset:1px}

/* ---------- Language globe icon ---------- */
.lang-switch{display:inline-flex;align-items:center;gap:6px}
.lang-ico{font-size:17px;line-height:1}