/* ==========================================================================
   KBI Systems — flat industrial B2B theme
   ========================================================================== */
:root {
  --navy:      #16314c;
  --steel:     #2f6087;
  --steel-2:   #3f7bab;
  --accent:    #e07a34;
  --accent-2:  #c9662a;
  --ink:       #202b33;
  --muted:     #5c6b76;
  --line:      #e2e8ee;
  --bg:        #ffffff;
  --bg-soft:   #f4f7fa;
  --bg-soft-2: #eaf0f5;
  --white:     #ffffff;
  --radius:    6px;
  --wrap:      1180px;
  --shadow:    0 1px 2px rgba(22,49,76,.06);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: var(--steel); text-decoration: none; }
a:hover { color: var(--accent); }

h1, h2, h3 { line-height: 1.2; color: var(--navy); font-weight: 700; margin: 0 0 .5em; }
h1 { font-size: 2.5rem; letter-spacing: -.5px; }
h2 { font-size: 1.9rem; }
h3 { font-size: 1.2rem; }
p  { margin: 0 0 1rem; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

.section { padding: 76px 0; }
.section--soft { background: var(--bg-soft); }
.eyebrow {
  display: inline-block;
  font-size: .78rem; font-weight: 700; letter-spacing: 2px;
  text-transform: uppercase; color: var(--accent);
  margin-bottom: 12px;
}
.lead { font-size: 1.15rem; color: var(--muted); max-width: 720px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 13px 26px;
  border-radius: var(--radius);
  font-weight: 600; font-size: .95rem;
  cursor: pointer; border: 2px solid transparent;
  transition: background .15s, color .15s, border-color .15s;
}
.btn--primary { background: var(--accent); color: #fff; }
.btn--primary:hover { background: var(--accent-2); color: #fff; }
.btn--ghost { background: transparent; color: var(--navy); border-color: var(--line); }
.btn--ghost:hover { border-color: var(--steel); color: var(--steel); }
.btn--light { background: #fff; color: var(--navy); }
.btn--light:hover { background: var(--bg-soft); color: var(--navy); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255,255,255,.96);
  backdrop-filter: saturate(140%) blur(6px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.brand { display: flex; align-items: center; gap: 11px; }
.brand__mark {
  width: 38px; height: 38px; border-radius: 7px;
  background: var(--navy); color: #fff;
  display: grid; place-items: center;
  font-weight: 800; font-size: 1rem; letter-spacing: .5px;
}
.brand__name { font-weight: 800; color: var(--navy); font-size: 1.15rem; letter-spacing: -.3px; }
.brand__name span { color: var(--accent); }

.nav__links { display: flex; align-items: center; gap: 28px; list-style: none; margin: 0; padding: 0; }
.nav__links a { color: var(--ink); font-weight: 500; font-size: .95rem; }
.nav__links a:hover, .nav__links a.active { color: var(--accent); }

.nav__toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav__toggle span { display: block; width: 24px; height: 2px; background: var(--navy); margin: 5px 0; transition: .2s; }

/* Language switch */
.nav__lang { display: inline-flex; border: 1px solid var(--line); border-radius: 40px; overflow: hidden; }
.nav__lang a, .nav__lang button {
  background: transparent; border: 0; cursor: pointer; text-decoration: none;
  font: inherit; font-size: .82rem; font-weight: 700; letter-spacing: .5px;
  color: var(--muted); padding: 6px 12px; line-height: 1; transition: background .15s, color .15s;
}
.nav__lang a:hover, .nav__lang button:hover { color: var(--navy); }
.nav__lang a.active, .nav__lang button.active { background: var(--navy); color: #fff; }

/* ---------- Hero ---------- */
.hero {
  background: var(--bg-soft);
  border-bottom: 1px solid var(--line);
}
.hero__grid {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px;
  align-items: center; padding-top: 78px; padding-bottom: 78px;
}
.hero h1 { margin-bottom: 18px; }
.hero .lead { margin-bottom: 28px; }
.hero__cta { display: flex; gap: 14px; flex-wrap: wrap; }
.hero__media img {
  width: 100%; border-radius: 10px; box-shadow: 0 18px 40px rgba(22,49,76,.16);
  aspect-ratio: 16/10; object-fit: cover;
}
.hero__facts { display: flex; gap: 34px; margin-top: 34px; flex-wrap: wrap; }
.fact strong { display: block; font-size: 1.6rem; color: var(--navy); }
.fact span { font-size: .85rem; color: var(--muted); }

/* Page banner (subpages) */
.pagehead { background: var(--navy); color: #fff; padding: 60px 0; }
.pagehead .eyebrow { color: #ffb27a; }
.pagehead h1 { color: #fff; }
.pagehead p { color: #c9d6e2; max-width: 680px; margin: 0; }
.crumbs { font-size: .85rem; color: #9fb4c7; margin-bottom: 14px; }
.crumbs a { color: #cfe0ee; }

/* ---------- Specialty cards ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; max-width: 760px; margin: 0 auto; }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column;
  transition: transform .18s, box-shadow .18s, border-color .18s;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 14px 30px rgba(22,49,76,.10); border-color: #cfdae4; }
.card__img { aspect-ratio: 4/3; object-fit: cover; width: 100%; background: var(--bg-soft-2); }
.card__body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.card__body h3 { margin-bottom: 8px; }
.card__body p { color: var(--muted); font-size: .95rem; flex: 1; }
.card__link { margin-top: 14px; font-weight: 600; color: var(--accent); font-size: .92rem; }
.card__link::after { content: " →"; }

/* ---------- Feature rows ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 54px; align-items: center; }
.split img { border-radius: 10px; box-shadow: var(--shadow); border: 1px solid var(--line); }
.split--rev .split__media { order: 2; }

.ticks { list-style: none; padding: 0; margin: 20px 0 0; }
.ticks li { position: relative; padding: 7px 0 7px 30px; color: var(--ink); }
.ticks li::before {
  content: "✓"; position: absolute; left: 0; top: 7px;
  color: #fff; background: var(--steel);
  width: 20px; height: 20px; border-radius: 50%;
  display: grid; place-items: center; font-size: .7rem; font-weight: 700;
}

/* ---------- Value badges ---------- */
.badges { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.badge { text-align: left; padding: 26px 22px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.badge__ico { width: 42px; height: 42px; border-radius: 9px; background: var(--bg-soft-2); color: var(--steel);
  display: grid; place-items: center; margin-bottom: 14px; }
.badge h3 { font-size: 1.02rem; margin-bottom: 5px; }
.badge p { font-size: .9rem; color: var(--muted); margin: 0; }

/* ---------- Product tag list ---------- */
.taglist { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }
.tag { background: var(--bg-soft); border: 1px solid var(--line); border-radius: 40px;
  padding: 8px 16px; font-size: .88rem; color: var(--ink); }

/* ---------- CTA band ---------- */
.cta {
  background: linear-gradient(100deg, var(--navy), var(--steel));
  color: #fff; border-radius: 12px; padding: 46px; text-align: center;
}
.cta h2 { color: #fff; }
.cta p { color: #d6e2ee; max-width: 620px; margin: 0 auto 24px; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.info-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; }
.info-row { display: flex; gap: 14px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.info-row:last-child { border-bottom: 0; }
.info-row .k { min-width: 130px; color: var(--muted); font-size: .9rem; }
.info-row .v { font-weight: 600; color: var(--navy); }

.form label { display: block; font-size: .88rem; font-weight: 600; color: var(--navy); margin: 14px 0 6px; }
.form input, .form textarea, .form select {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--radius);
  font-size: .95rem; font-family: inherit; color: var(--ink); background: #fff;
}
.form input:focus, .form textarea:focus, .form select:focus { outline: 2px solid var(--steel-2); border-color: var(--steel); }
.form textarea { min-height: 120px; resize: vertical; }
.form .note { font-size: .8rem; color: var(--muted); margin-top: 12px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy); color: #b9c9d7; padding: 56px 0 26px; margin-top: 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 34px; }
.site-footer h4 { color: #fff; font-size: .95rem; margin: 0 0 14px; letter-spacing: .3px; }
.site-footer a { color: #b9c9d7; }
.site-footer a:hover { color: #fff; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 9px; font-size: .92rem; }
.footer-brand .brand__name { color: #fff; }
.footer-brand p { font-size: .9rem; color: #9db2c4; max-width: 260px; margin-top: 12px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.12); margin-top: 40px; padding-top: 20px;
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  font-size: .84rem; color: #8ba2b6;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.55rem; }
  .hero__grid, .split, .contact-grid { grid-template-columns: 1fr; gap: 34px; }
  .split--rev .split__media { order: 0; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .badges { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav__links {
    position: absolute; top: 68px; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--line);
    flex-direction: column; align-items: flex-start; gap: 0;
    padding: 8px 24px 18px; display: none;
  }
  .nav__links.open { display: flex; }
  .nav__links li { width: 100%; }
  .nav__links a { display: block; padding: 12px 0; width: 100%; border-bottom: 1px solid var(--line); }
  .nav__links .btn { margin-top: 12px; }
  .nav__links .nav__lang { width: auto; margin-top: 14px; }
  .nav__toggle { display: block; }
}
@media (max-width: 560px) {
  .grid-3, .badges, .footer-grid { grid-template-columns: 1fr; }
  .cta { padding: 32px 22px; }
  .section { padding: 54px 0; }
}