/* ==========================================================================
   COEL Ipari megoldások — design system (a coel.hu design rendszerének
   ipari változata: azonos szerkezet, ipari akcentszínnel)
   ========================================================================== */

:root {
  --color-primary: #0b2545;
  --color-primary-dark: #071a33;
  --color-primary-light: #16406e;
  --color-accent: #e08e2b;
  --color-accent-dark: #b8701f;
  --color-brand-red: #c0392b;
  --color-bg: #f6f8fa;
  --color-surface: #ffffff;
  --color-text: #1f2937;
  --color-muted: #5b6675;
  --color-border: #e3e8ee;

  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --radius: 14px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 8px rgba(11, 37, 69, 0.06);
  --shadow-md: 0 8px 30px rgba(11, 37, 69, 0.10);
  --container: 1140px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* ---------- Mobil: ne csússzon ki a tartalom ---------- */
html, body { overflow-x: clip; }
h1, h2, h3, h4, p, li, a, .lead, .contact-row, .footer-grid {
  overflow-wrap: break-word;
  word-wrap: break-word;
}
iframe, video, svg { max-width: 100%; }
table { max-width: 100%; }
.hero-grid > *,
.grid > *,
.cta-band > *,
.footer-grid > * { min-width: 0; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.25;
  margin: 0 0 16px;
  color: var(--color-primary);
}
h1 { font-size: clamp(2rem, 4vw, 2.75rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 16px; color: var(--color-text); }
.lead { font-size: 1.15rem; color: var(--color-muted); }

.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-accent-dark);
  margin-bottom: 10px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.98rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color .15s ease;
}
.btn-primary { background: var(--color-accent); color: #241300; }
.btn-primary:hover { background: var(--color-accent-dark); color: #fff; transform: translateY(-1px); }
.btn-outline { background: transparent; border-color: rgba(255,255,255,0.55); color: #fff; }
.btn-outline:hover { background: rgba(255,255,255,0.12); }
.btn-ghost { background: transparent; border-color: var(--color-border); color: var(--color-primary); }
.btn-ghost:hover { border-color: var(--color-accent); color: var(--color-accent-dark); }

/* ---------- Header ---------- */
#sajat-fejlesztesek, #forgalmazott-termekek { scroll-margin-top: 90px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1px;
  color: var(--color-primary);
  line-height: 1.1;
}
.brand-word {
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 500;
  font-size: 2rem;
  letter-spacing: 0.02em;
  color: var(--color-brand-red);
}
.brand small {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-muted);
  text-transform: uppercase;
  white-space: nowrap;
}

nav.main-nav { display: flex; align-items: center; gap: 4px; }
nav.main-nav > ul { display: flex; list-style: none; margin: 0; padding: 0; gap: 2px; align-items: center; }
nav.main-nav a.nav-link {
  display: block;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text);
}
nav.main-nav a.nav-link:hover,
nav.main-nav a.nav-link.active { color: var(--color-accent-dark); background: rgba(224,142,43,0.12); }

.has-dropdown { position: relative; }
.dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  min-width: 240px;
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: all 0.15s ease;
  list-style: none;
  margin: 0;
}
.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown a {
  display: block;
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-text);
}
.dropdown a:hover { background: var(--color-bg); color: var(--color-accent-dark); }

.header-cta { display: flex; align-items: center; gap: 14px; }
.lang-switch { display: flex; align-items: center; gap: 4px; font-size: 0.85rem; font-weight: 600; white-space: nowrap; }
.lang-switch a { color: var(--color-muted); padding: 2px 3px; }
.lang-switch a.active { color: var(--color-accent-dark); }
.lang-switch span { color: var(--color-border); }
.header-phone { font-weight: 700; font-size: 0.92rem; color: var(--color-primary); white-space: nowrap; }
.header-phone span { display: block; font-size: 0.7rem; font-weight: 500; color: var(--color-muted); }

.nav-toggle {
  display: none;
  width: 42px; height: 42px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: #fff;
  cursor: pointer;
  align-items: center; justify-content: center;
}
.nav-toggle span, .nav-toggle::before, .nav-toggle::after {
  content: ''; display: block; width: 20px; height: 2px;
  background: var(--color-primary); position: relative; transition: all .2s ease;
}
.nav-toggle::before { transform: translateY(-6px); }
.nav-toggle::after { transform: translateY(4px); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  color: #fff;
  padding: 100px 0 110px;
  overflow: hidden;
  background: linear-gradient(rgba(7,26,51,0.82), rgba(11,37,69,0.88)), var(--hero-image) center/cover no-repeat;
}
.hero .container { position: relative; }
.hero h1 { color: #fff; margin-bottom: 18px; max-width: 20ch; }
.hero .lead { color: #d7e3ee; max-width: 52ch; }
.hero-actions { display: flex; gap: 14px; margin-top: 32px; flex-wrap: wrap; }
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 44px;
  max-width: 560px;
}
.hero-stats div {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: var(--radius-sm);
  padding: 14px 12px;
}
.hero-stats strong { display: block; font-size: 1.5rem; color: #fff; }
.hero-stats span { font-size: 0.78rem; color: #cbd9e6; }

/* ---------- Sections ---------- */
section { padding: 84px 0; }
.section-alt { background: var(--color-surface); }
.section-head { max-width: 640px; margin: 0 auto 48px; text-align: center; }
.section-head.left { margin: 0 0 40px; text-align: left; }

/* ---------- Cards / grids ---------- */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: var(--shadow-sm);
  transition: transform .18s ease, box-shadow .18s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.icon-circle {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  margin-bottom: 18px;
  font-size: 1.4rem;
}

.service-card p { color: var(--color-muted); font-size: 0.95rem; margin-bottom: 18px; }
.service-card .card-link { font-weight: 700; font-size: 0.9rem; color: var(--color-accent-dark); display: inline-flex; align-items: center; gap: 6px; }
.service-card .card-link svg { transition: transform .15s ease; }
.service-card:hover .card-link svg { transform: translateX(3px); }

.check-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.check-list li { display: flex; gap: 10px; align-items: flex-start; }
.check-list li svg { flex: none; margin-top: 3px; color: var(--color-accent-dark); }

/* ---------- Why-us strip ---------- */
.why-strip { }
.why-strip .grid-2, .why-strip .grid-3, .why-strip .grid-4 { gap: 32px; }
.why-strip h3 { color: var(--color-primary); }
.why-strip p { color: var(--color-muted); margin: 0; }
.why-strip .num { font-size: 1.9rem; font-weight: 800; color: var(--color-accent-dark); margin-bottom: 8px; display: block; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ---------- Page hero (aloldal fejléc) ---------- */
.page-hero { background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary)); color: #fff; padding: 64px 0; }
.page-hero .eyebrow { color: #f3c98a; }
.page-hero h1 { color: #fff; margin-bottom: 8px; }
.page-hero p { color: #cfe0ee; max-width: 60ch; margin: 0; }
.breadcrumbs { font-size: 0.85rem; color: #9fc0d9; margin-bottom: 14px; }
.breadcrumbs a { color: #cfe0ee; }
.breadcrumbs a:hover { color: #fff; }

/* ---------- Product cards ---------- */
.product-card { overflow: hidden; padding: 0; display: flex; flex-direction: column; }
.product-card img { width: 100%; height: 190px; object-fit: cover; }
.product-card .product-body { padding: 24px; }
.product-card .product-body p { color: var(--color-muted); font-size: 0.94rem; }

/* ---------- Gallery ---------- */
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.gallery-grid a { border-radius: var(--radius-sm); overflow: hidden; box-shadow: var(--shadow-sm); }
.gallery-grid img { height: 170px; width: 100%; object-fit: cover; transition: transform .2s ease; }
.gallery-grid a:hover img { transform: scale(1.05); }

/* ---------- Contact ---------- */
.contact-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow-sm); }
.contact-card h3 { margin-bottom: 4px; }
.contact-card .addr { color: var(--color-muted); margin-bottom: 16px; }
.contact-row { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; font-size: 0.95rem; }
.contact-row svg { flex: none; color: var(--color-accent-dark); }

/* ---------- Forms ---------- */
.coel-form { display: flex; flex-direction: column; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 0.88rem; font-weight: 600; color: var(--color-primary); }
.form-group input, .form-group select, .form-group textarea {
  font: inherit; padding: 11px 13px; border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); background: var(--color-bg); color: var(--color-text);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--color-accent); background: #fff;
}
.coel-form textarea { resize: vertical; }
.coel-form .btn { align-self: flex-start; border: none; }
.hp-field { position: absolute; left: -5000px; width: 1px; height: 1px; overflow: hidden; }
.form-message { padding: 14px 16px; border-radius: var(--radius-sm); font-size: 0.92rem; margin-bottom: 18px; }
.form-message-success { background: rgba(224,142,43,0.12); color: var(--color-accent-dark); border: 1px solid rgba(224,142,43,0.35); }
.form-message-error { background: rgba(220,38,38,0.08); color: #b91c1c; border: 1px solid rgba(220,38,38,0.28); }
.form-message-error ul { margin: 8px 0 0; padding-left: 18px; }

/* ---------- CTA band ---------- */
.cta-band {
  background: linear-gradient(120deg, var(--color-accent-dark), var(--color-primary));
  color: #fff; border-radius: var(--radius); padding: 48px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
}
.cta-band h2 { color: #fff; margin-bottom: 6px; }
.cta-band p { color: #fbe9d3; margin: 0; }

/* ---------- Footer ---------- */
footer.site-footer { background: var(--color-primary-dark); color: #b9cde2; padding: 56px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 40px; }
.footer-grid h4 { color: #fff; font-size: 0.95rem; margin-bottom: 16px; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; font-size: 0.9rem; }
.footer-grid a:hover { color: #fff; }
.footer-brand p { color: #93a9c1; font-size: 0.9rem; max-width: 32ch; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1); padding-top: 22px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px;
  font-size: 0.82rem; color: #7f97b3;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  /* A fejléc backdrop-filter-je új containing blockot hoz létre a fixed
     pozíciójú elemeknek, így a lenti nav.main-nav "inset: 76px 0 0 0"-ja
     a 76px magas fejléchez igazodna (= 0 magasságú, láthatatlan menü).
     Mobilon ezért kikapcsoljuk a backdrop-filtert. */
  .site-header {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    background: #fff;
  }
  .site-header .container { gap: 10px; }

  nav.main-nav {
    position: fixed; inset: 76px 0 0 0; background: #fff;
    flex-direction: column; align-items: stretch; padding: 18px;
    transform: translateY(-8px); opacity: 0; visibility: hidden; pointer-events: none;
    transition: all .18s ease; overflow-y: auto; z-index: 99;
  }
  nav.main-nav.open { opacity: 1; visibility: visible; pointer-events: auto; transform: translateY(0); }
  nav.main-nav > ul { flex-direction: column; align-items: stretch; gap: 4px; }
  nav.main-nav a.nav-link { padding: 14px 12px; font-size: 1.05rem; border-radius: var(--radius-sm); }
  .dropdown { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: none; padding-left: 12px; display: none; }
  .has-dropdown.open .dropdown { display: block; }
  .dropdown a { padding: 12px; font-size: 1rem; }
  .has-dropdown > a.nav-link::after {
    content: '▾';
    float: right;
    opacity: .6;
    transition: transform .15s ease;
  }
  .has-dropdown.open > a.nav-link::after { transform: rotate(180deg); }

  .nav-toggle { display: flex; flex-direction: column; gap: 4px; padding: 0; flex: none; }
  .nav-toggle::before,
  .nav-toggle::after { transform: none; }
  .nav-toggle[aria-expanded="true"] span { opacity: 0; }
  .nav-toggle[aria-expanded="true"]::before { transform: translateY(6px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"]::after { transform: translateY(-6px) rotate(-45deg); }

  .brand-word { font-size: 1.6rem; }
  .brand small { font-size: 0.58rem; }
  .header-cta { gap: 10px; }
  .header-cta .btn { padding: 9px 14px; font-size: 0.85rem; }
  .header-phone { display: none; }

  .grid-3, .grid-2, .grid-4 { grid-template-columns: 1fr; }
  .cta-band { flex-direction: column; align-items: flex-start; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .gallery-grid { grid-template-columns: 1fr 1fr; }
  section { padding: 56px 0; }
  .form-row { grid-template-columns: 1fr; }
}

/* ---------- Kis telefonok (≤ 480px) ---------- */
@media (max-width: 480px) {
  .container { padding: 0 18px; }
  .header-cta .btn { display: none; } /* az ajánlatkérés gomb a hero-ban és a menüben is elérhető */

  .hero { padding: 52px 0 60px; }
  .hero-actions .btn { flex: 1 1 100%; justify-content: center; }

  .hero-stats { gap: 8px; margin-top: 32px; }
  .hero-stats div { padding: 12px 8px; }
  .hero-stats strong { font-size: 1.2rem; }
  .hero-stats span { font-size: 0.72rem; }

  .card { padding: 22px; }
  .hero-card { padding: 22px; }
  .cta-band { padding: 28px 22px; }
  .cta-band .btn { width: 100%; justify-content: center; }
  .page-hero { padding: 44px 0; }

  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-brand p { max-width: none; }
  .footer-bottom { flex-direction: column; }
}