/* ============================================================
   KEYUDA CASTING — English Export Site
   Industrial style: charcoal + safety orange, condensed headings
   ============================================================ */

:root {
  --ink: #14181d;
  --steel: #1d232b;
  --steel-2: #232b34;
  --line: #2c3540;
  --orange: #f26322;
  --orange-dark: #c94e15;
  --paper: #f4f5f6;
  --white: #ffffff;
  --grey: #8b959f;
  --grey-d: #5c666f;
  --radius: 4px;
  --font-head: "Barlow Condensed", "Arial Narrow", sans-serif;
  --font-body: "Inter", "Segoe UI", Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--white);
  line-height: 1.65;
  font-size: 16px;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .02em;
  line-height: 1.12;
}

.container { width: min(1180px, 92%); margin: 0 auto; }

/* ---------- Kicker & section heads ---------- */
.kicker {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-head); font-size: 15px; letter-spacing: .18em;
  text-transform: uppercase; color: var(--orange); font-weight: 600;
}
.kicker::before { content: ""; width: 34px; height: 3px; background: var(--orange); }
.sec-head { margin-bottom: 38px; }
.sec-head h2 { font-size: clamp(30px, 4vw, 44px); margin-top: 10px; }
.sec-head p { color: var(--grey-d); max-width: 720px; margin-top: 10px; }
.sec-head.on-dark p { color: var(--grey); }

/* ---------- Topbar ---------- */
.topbar { background: var(--ink); color: var(--grey); font-size: 13px; }
.topbar .container {
  display: flex; justify-content: space-between; align-items: center;
  padding: 7px 0; gap: 16px;
}
.topbar a { color: #cfd6dd; }
.topbar a:hover { color: var(--orange); }
.topbar .tb-right { display: flex; gap: 20px; align-items: center; }

/* ---------- Header / Nav ---------- */
.site-head { position: sticky; top: 0; z-index: 50; background: var(--white); box-shadow: 0 1px 0 rgba(0,0,0,.08); }
.nav { display: flex; align-items: center; gap: 30px; padding: 14px 0; }
.brand { display: flex; flex-direction: column; line-height: 1.05; }
.brand .b1 {
  font-family: var(--font-head); font-weight: 700; font-size: 27px;
  letter-spacing: .04em; text-transform: uppercase; color: var(--ink);
}
.brand .b1 span { color: var(--orange); }
.brand .b2 { font-size: 11px; letter-spacing: .22em; text-transform: uppercase; color: var(--grey-d); }
.nav ul { display: flex; gap: 26px; margin-left: auto; }
.nav ul a {
  font-family: var(--font-head); font-size: 18px; letter-spacing: .06em;
  text-transform: uppercase; font-weight: 600; padding: 6px 0; color: var(--ink);
  border-bottom: 3px solid transparent;
}
.nav ul a:hover, .nav ul a.active { border-bottom-color: var(--orange); color: var(--ink); }
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--orange); color: #fff; font-family: var(--font-head);
  font-size: 18px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  padding: 12px 26px; border-radius: var(--radius); border: 2px solid var(--orange);
  transition: .18s; cursor: pointer;
}
.btn:hover { background: var(--orange-dark); border-color: var(--orange-dark); }
.btn.ghost { background: transparent; color: #fff; }
.btn.ghost:hover { background: var(--orange); border-color: var(--orange); }
.btn.dark { background: var(--ink); border-color: var(--ink); }
.btn.dark:hover { background: var(--orange); border-color: var(--orange); }

/* mobile nav */
.nav-toggle { display: none; background: none; border: 1px solid var(--line); border-radius: 4px; padding: 8px 12px; font-size: 20px; color: var(--ink); cursor: pointer; }

/* ---------- Hero ---------- */
.hero {
  position: relative; color: #fff; overflow: hidden;
  background: linear-gradient(100deg, rgba(14,17,21,.93) 34%, rgba(14,17,21,.55) 62%, rgba(14,17,21,.25)), url(../img/factory-wide.jpg) center/cover no-repeat;
}
.hero-inner { padding: 110px 0 120px; max-width: 720px; }
.hero .kicker { color: var(--orange); }
.hero h1 { font-size: clamp(40px, 6vw, 66px); margin: 16px 0 18px; }
.hero h1 em { font-style: normal; color: var(--orange); }
.hero p.lead { font-size: 18px; color: #c9d1d8; max-width: 620px; margin-bottom: 34px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- Stats strip ---------- */
.stats { background: var(--orange); color: #fff; }
.stats .container { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; padding: 26px 0; }
.stat { text-align: center; border-left: 1px solid rgba(255,255,255,.35); padding: 4px 8px; }
.stat:first-child { border-left: none; }
.stat b { display: block; font-family: var(--font-head); font-size: 40px; font-weight: 700; line-height: 1; }
.stat span { font-size: 13px; letter-spacing: .1em; text-transform: uppercase; opacity: .92; }

/* ---------- Sections ---------- */
.section { padding: 84px 0; }
.section.tight { padding: 60px 0; }
.section.dark { background: var(--steel); color: #e8edf2; }
.section.paper { background: var(--paper); }

/* ---------- Product cards ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.pcard {
  background: var(--white); border: 1px solid #e3e6e9; border-radius: var(--radius);
  overflow: hidden; transition: .2s; display: flex; flex-direction: column;
}
.pcard:hover { transform: translateY(-4px); box-shadow: 0 14px 34px rgba(10,14,18,.14); border-color: var(--orange); }
.pcard .ph {
  aspect-ratio: 4/3; background: var(--steel);
  display: flex; align-items: center; justify-content: center; position: relative;
}
.pcard .ph svg { width: 62%; height: auto; }
.pcard .ph img { width: 100%; height: 100%; object-fit: contain; background: #fff; padding: 14px; }
.pcard .pc-body { padding: 20px 22px 24px; display: flex; flex-direction: column; flex: 1; }
.pcard h3 { font-size: 23px; margin-bottom: 6px; }
.pcard .pc-tag { font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--orange); font-weight: 600; margin-bottom: 10px; }
.pcard p { color: var(--grey-d); font-size: 14.5px; flex: 1; }
.pcard .pc-link {
  margin-top: 16px; font-family: var(--font-head); text-transform: uppercase;
  letter-spacing: .1em; font-weight: 600; color: var(--ink); display: inline-flex; align-items: center; gap: 8px;
}
.pcard .pc-link::after { content: "→"; color: var(--orange); }
.pcard .pc-link:hover { color: var(--orange); }

/* placeholder photo note */
.ph-note {
  position: absolute; bottom: 10px; right: 12px; font-size: 10px; letter-spacing: .1em;
  color: rgba(255,255,255,.45); text-transform: uppercase;
}

/* dark section cards */
.dark .pcard { background: var(--steel-2); border-color: var(--line); }
.dark .pcard p { color: var(--grey); }
.dark .pcard h3 { color: #fff; }
.dark .pcard .pc-link { color: #fff; }

/* ---------- Feature list (why us) ---------- */
.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.feat { border-left: 3px solid var(--orange); padding: 6px 0 6px 20px; }
.feat h3 { font-size: 22px; color: #fff; margin-bottom: 8px; }
.feat p { color: var(--grey); font-size: 14.5px; }

/* ---------- Process steps ---------- */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; counter-reset: step; }
.step { padding: 26px 18px; border-left: 1px solid var(--line); position: relative; }
.step:first-child { border-left: none; }
.step b.num { display: block; font-family: var(--font-head); font-size: 15px; color: var(--orange); letter-spacing: .2em; margin-bottom: 10px; }
.step h4 { font-size: 20px; color: #fff; margin-bottom: 6px; }
.step p { font-size: 13.5px; color: var(--grey); }

/* ---------- CTA band ---------- */
.cta-band { background: var(--ink); color: #fff; }
.cta-band .container { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding: 54px 0; flex-wrap: wrap; }
.cta-band h2 { font-size: clamp(28px, 3.4vw, 40px); max-width: 640px; }
.cta-band h2 em { font-style: normal; color: var(--orange); }
.cta-band p { color: var(--grey); margin-top: 8px; }

/* ---------- Breadcrumb ---------- */
.crumbs { background: var(--paper); border-bottom: 1px solid #e3e6e9; font-size: 13.5px; color: var(--grey-d); }
.crumbs .container { padding: 12px 0; }
.crumbs a:hover { color: var(--orange); }

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  background: linear-gradient(90deg, rgba(14,17,21,.95) 40%, rgba(14,17,21,.6)), var(--steel);
  color: #fff; padding: 66px 0;
}
.page-hero h1 { font-size: clamp(34px, 4.6vw, 52px); }
.page-hero p { color: #c9d1d8; max-width: 680px; margin-top: 12px; }

/* ---------- Spec table ---------- */
.spec-table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
.spec-table th, .spec-table td { border: 1px solid #dfe3e7; padding: 10px 14px; text-align: left; }
.spec-table thead th { background: var(--ink); color: #fff; font-family: var(--font-head); letter-spacing: .06em; text-transform: uppercase; font-size: 15px; }
.spec-table tbody tr:nth-child(even) { background: var(--paper); }
.spec-table td b { color: var(--orange-dark); }

/* ---------- Product detail layout ---------- */
.pd-layout { display: grid; grid-template-columns: 1.05fr 1fr; gap: 44px; align-items: start; }
.pd-media { background: var(--steel); border-radius: var(--radius); aspect-ratio: 1/0.9; display: flex; align-items: center; justify-content: center; position: relative; }
.pd-media svg { width: 70%; }
.pd-media img { width: 100%; height: 100%; object-fit: contain; background: #fff; border-radius: var(--radius); padding: 22px; }
.pd-info h1 { font-size: clamp(30px, 3.6vw, 42px); margin: 8px 0 14px; }
.pd-info .lead { color: var(--grey-d); margin-bottom: 22px; }
.ticks { margin: 18px 0 24px; }
.ticks li { padding: 7px 0 7px 30px; position: relative; font-size: 15px; border-bottom: 1px dashed #e3e6e9; }
.ticks li::before {
  content: "✔"; position: absolute; left: 0; top: 7px; color: var(--orange); font-weight: 700;
}
.pd-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 8px; }

/* ---------- Contact / form ---------- */
.contact-layout { display: grid; grid-template-columns: 1fr 1.15fr; gap: 46px; }
.info-card { background: var(--ink); color: #fff; padding: 34px; border-radius: var(--radius); }
.info-card h3 { font-size: 24px; color: #fff; margin-bottom: 18px; }
.info-card dl { display: grid; grid-template-columns: auto 1fr; gap: 12px 16px; font-size: 14.5px; }
.info-card dt { color: var(--orange); font-family: var(--font-head); text-transform: uppercase; letter-spacing: .1em; }
.info-card dd { color: #cfd6dd; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .full { grid-column: 1 / -1; }
label { font-size: 13px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--grey-d); display: block; margin-bottom: 6px; }
input, select, textarea {
  width: 100%; padding: 12px 14px; border: 1px solid #cfd4d9; border-radius: var(--radius);
  font-family: var(--font-body); font-size: 15px; background: #fff; color: var(--ink);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--orange); border-color: var(--orange); }

/* ---------- Footer ---------- */
.site-foot { background: #0e1216; color: #9aa4ad; font-size: 14px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; padding: 60px 0 40px; }
.site-foot h4 { color: #fff; font-size: 18px; letter-spacing: .1em; margin-bottom: 16px; }
.site-foot li { margin-bottom: 9px; }
.site-foot a:hover { color: var(--orange); }
.foot-badges { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.foot-badges span { border: 1px solid var(--line); padding: 5px 10px; font-size: 11.5px; letter-spacing: .06em; color: #cfd6dd; border-radius: 3px; }
.foot-bottom { border-top: 1px solid #1c2329; padding: 18px 0; font-size: 12.5px; color: #6b757e; }
.foot-bottom .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .grid-3, .grid-4, .feat-grid { grid-template-columns: repeat(2, 1fr); }
  .stats .container { grid-template-columns: repeat(2, 1fr); row-gap: 18px; }
  .stat { border-left: none; }
  .steps { grid-template-columns: repeat(2, 1fr); row-gap: 10px; }
  .step { border: none; }
  .pd-layout, .contact-layout { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .nav ul {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    background: #fff; flex-direction: column; gap: 0; padding: 10px 4%;
    box-shadow: 0 18px 30px rgba(0,0,0,.12); margin-left: 0;
  }
  .nav ul.open { display: flex; }
  .nav ul a { padding: 12px 0; border-bottom: 1px solid #eef0f2; }
  .nav-toggle { display: block; margin-left: auto; }
  .nav .btn { display: none; }
}
@media (max-width: 620px) {
  .grid-3, .grid-4, .feat-grid, .steps, .form-grid { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr; }
  .hero-inner { padding: 80px 0 90px; }
  .stats b { font-size: 32px; }
  .topbar .tb-left { display: none; }
  .topbar .container { justify-content: center; }
}