/* Buz Petek Demo — Corporate Industrial */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800&family=Source+Sans+3:wght@400;500;600;700&display=swap');

:root {
  --green: #0b9b48;
  --green-dark: #087a38;
  --gold: #e5a700;
  --navy: #0b1524;
  --navy-2: #132337;
  --steel: #243447;
  --ice: #eef5f8;
  --mist: #f4f7f9;
  --text: #1a2433;
  --muted: #5a6a7a;
  --line: #d8e2ea;
  --white: #fff;
  --radius: 6px;
  --shadow: 0 10px 30px rgba(11, 21, 36, .08);
  --max: 1180px;
  --font: 'Source Sans 3', system-ui, sans-serif;
  --display: 'Outfit', 'Source Sans 3', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  line-height: 1.55;
  font-size: 16px;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--green-dark); text-decoration: none; transition: .2s ease; }
a:hover { color: var(--green); }
ul { margin: 0; padding: 0; list-style: none; }
h1,h2,h3,h4 { font-family: var(--display); line-height: 1.2; margin: 0 0 .5em; letter-spacing: -.01em; }
p { margin: 0 0 1em; }
.container { width: min(100% - 2rem, var(--max)); margin-inline: auto; }
.sr-only { position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); }

/* Top bar */
.topbar {
  background: var(--navy);
  color: #c9d4e0;
  font-size: .85rem;
  padding: .45rem 0;
}
.topbar .container { display:flex; justify-content:space-between; gap:1rem; flex-wrap:wrap; align-items:center; }
.topbar a { color: #dfe7ef; }
.topbar a:hover { color: var(--gold); }
.topbar-left, .topbar-right { display:flex; gap:1.25rem; align-items:center; flex-wrap:wrap; }
.topbar svg { width:14px; height:14px; vertical-align:-2px; margin-right:4px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; min-height: 72px;
}
.logo img { height: 48px; width: auto; }
.nav { display:flex; align-items:center; gap:.15rem; }
.nav > li { position: relative; }
.nav > li > a {
  display:block; padding:.65rem .85rem;
  color: var(--navy); font-weight: 600; font-size: .92rem;
  border-radius: 4px;
}
.nav > li > a:hover, .nav > li:hover > a { background: var(--ice); color: var(--green-dark); }
.nav .has-sub > a::after { content:'▾'; font-size:.7em; margin-left:.35em; opacity:.6; }
.submenu {
  position:absolute; top:100%; left:0; min-width:240px;
  background: var(--white); border:1px solid var(--line);
  box-shadow: var(--shadow); border-radius: var(--radius);
  padding: .4rem; opacity:0; visibility:hidden; transform: translateY(6px);
  transition: .18s ease; z-index: 50;
}
.nav > li:hover > .submenu { opacity:1; visibility:visible; transform:none; }
.submenu a {
  display:block; padding:.55rem .75rem; color:var(--text); font-size:.9rem; border-radius:4px; font-weight:500;
}
.submenu a:hover { background: var(--mist); color: var(--green-dark); }
.submenu .nested { margin-left:.4rem; border-left:2px solid var(--line); padding-left:.35rem; margin-top:.2rem; }
.submenu .nested a { font-size:.84rem; color: var(--muted); font-weight:400; }
.header-actions { display:flex; align-items:center; gap:.6rem; }
.btn {
  display:inline-flex; align-items:center; justify-content:center; gap:.4rem;
  padding: .7rem 1.15rem; border-radius: 4px; font-weight: 650; font-size: .9rem;
  border: none; cursor: pointer; font-family: inherit; line-height:1;
}
.btn-primary { background: var(--green); color: #fff; }
.btn-primary:hover { background: var(--green-dark); color:#fff; }
.btn-outline { background: transparent; border: 1.5px solid rgba(255,255,255,.55); color:#fff; }
.btn-outline:hover { background:#fff; color: var(--navy); }
.btn-dark { background: var(--navy); color:#fff; }
.btn-dark:hover { background: var(--steel); color:#fff; }
.btn-gold { background: var(--gold); color: var(--navy); }
.btn-gold:hover { filter: brightness(.95); color: var(--navy); }
.search-toggle, .nav-toggle {
  background: none; border:1px solid var(--line); border-radius:4px;
  width:40px; height:40px; display:none; align-items:center; justify-content:center; cursor:pointer;
}
.search-panel {
  display:none; position:absolute; right:0; top:calc(100% + 8px); width:min(340px, 90vw);
  background:#fff; border:1px solid var(--line); box-shadow:var(--shadow); padding:.75rem; border-radius:var(--radius);
}
.search-panel.open { display:block; }
.search-panel input {
  width:100%; padding:.7rem .85rem; border:1px solid var(--line); border-radius:4px; font:inherit;
}
.header-actions { position: relative; }

/* Hero slider */
.hero {
  position: relative; min-height: min(72vh, 620px);
  background: var(--navy); overflow: hidden; color: #fff;
}
.hero-slide {
  position: absolute; inset: 0; opacity: 0; pointer-events: none;
  transition: opacity .7s ease;
}
.hero-slide.active { opacity: 1; pointer-events: auto; z-index: 1; }
.hero-slide .bg {
  position:absolute; inset:0;
  background-size: cover; background-position: center;
  transform: scale(1.04); transition: transform 7s ease;
}
.hero-slide.active .bg { transform: scale(1); }
.hero-slide::after {
  content:''; position:absolute; inset:0;
  background: linear-gradient(105deg, rgba(8,16,28,.88) 0%, rgba(8,16,28,.55) 48%, rgba(8,16,28,.25) 100%);
}
.hero-content {
  position: relative; z-index: 2;
  width: min(100% - 2rem, var(--max)); margin: 0 auto;
  min-height: min(72vh, 620px);
  display: flex; flex-direction: column; justify-content: center;
  max-width: 640px; padding: 4rem 0 5rem;
  margin-left: max(1rem, calc((100% - var(--max)) / 2));
}
.brand-mark {
  font-family: var(--display); font-weight: 800; font-size: clamp(2.4rem, 5vw, 3.6rem);
  letter-spacing: -.03em; margin-bottom: .35rem; color: #fff;
}
.brand-mark span { color: var(--gold); }
.hero-content h2 {
  font-size: clamp(1.15rem, 2.2vw, 1.45rem); font-weight: 600; color: #e8eef5; margin-bottom: .75rem;
}
.hero-content p { color: #b8c5d4; max-width: 42ch; margin-bottom: 1.4rem; font-size: 1.02rem; }
.hero-cta { display:flex; gap:.7rem; flex-wrap:wrap; }
.hero-dots {
  position:absolute; z-index:3; bottom:1.4rem; left:50%; transform:translateX(-50%);
  display:flex; gap:.45rem;
}
.hero-dots button {
  width:28px; height:4px; border:0; border-radius:2px; background:rgba(255,255,255,.35); cursor:pointer; padding:0;
}
.hero-dots button.active { background: var(--gold); }
.hero-nav {
  position:absolute; z-index:3; top:50%; transform:translateY(-50%);
  width:42px; height:42px; border-radius:50%; border:1px solid rgba(255,255,255,.3);
  background: rgba(0,0,0,.25); color:#fff; cursor:pointer; font-size:1.2rem;
  display:flex; align-items:center; justify-content:center;
}
.hero-nav.prev { left:1rem; }
.hero-nav.next { right:1rem; }
.hero-nav:hover { background: var(--green); border-color: var(--green); }

/* Sections */
.section { padding: 3.75rem 0; }
.section-mist { background: var(--mist); }
.section-navy { background: var(--navy); color:#fff; }
.section-head { margin-bottom: 2rem; max-width: 620px; }
.section-head .eyebrow {
  display:inline-block; font-size:.75rem; font-weight:700; letter-spacing:.12em; text-transform:uppercase;
  color: var(--green); margin-bottom: .5rem;
}
.section-navy .section-head .eyebrow { color: var(--gold); }
.section-head h2 { font-size: clamp(1.55rem, 2.5vw, 2rem); }
.section-head p { color: var(--muted); margin:0; }
.section-navy .section-head p { color: #9aadc2; }

/* Feature strip */
.feature-strip {
  display:grid; grid-template-columns: repeat(4, 1fr); gap:1px;
  background: var(--line); border-top:1px solid var(--line); border-bottom:1px solid var(--line);
}
.feature-item {
  background: #fff; padding: 1.4rem 1.2rem; display:flex; gap:.9rem; align-items:flex-start;
}
.feature-item .ico {
  width:42px; height:42px; flex-shrink:0; border-radius:6px;
  background: linear-gradient(145deg, var(--ice), #dceee3);
  display:grid; place-items:center; color: var(--green-dark); font-weight:800; font-family:var(--display);
}
.feature-item h3 { font-size: .98rem; margin:0 0 .2rem; }
.feature-item p { margin:0; font-size:.88rem; color:var(--muted); }

/* About teaser */
.about-grid {
  display:grid; grid-template-columns: 1.05fr .95fr; gap: 2.5rem; align-items:center;
}
.about-visual {
  position:relative; min-height: 360px; border-radius: 8px; overflow:hidden;
  background: var(--navy) center/cover no-repeat;
}
.about-visual::before {
  content:''; position:absolute; inset:0;
  background: linear-gradient(to top, rgba(11,21,36,.7), transparent 55%);
}
.about-badge {
  position:absolute; left:1.2rem; bottom:1.2rem; z-index:1;
  background: rgba(255,255,255,.95); color: var(--navy); padding: .9rem 1.1rem; border-radius:6px;
  font-family: var(--display);
}
.about-badge strong { display:block; font-size:1.6rem; color: var(--green); line-height:1; }
.about-badge span { font-size:.82rem; color:var(--muted); font-weight:600; }
.stats { display:grid; grid-template-columns: repeat(3,1fr); gap:1rem; margin: 1.5rem 0; }
.stat { border-left: 3px solid var(--green); padding-left: .75rem; }
.stat b { display:block; font-family:var(--display); font-size:1.4rem; color:var(--navy); }
.stat span { font-size:.82rem; color:var(--muted); }

/* Category / product grids */
.cat-grid {
  display:grid; grid-template-columns: repeat(3, 1fr); gap: 1.15rem;
}
.cat-card {
  position:relative; overflow:hidden; border-radius: 8px; min-height: 220px;
  background: var(--navy) center/cover no-repeat; color:#fff; display:flex; align-items:flex-end;
  text-decoration:none; isolation:isolate;
}
.cat-card::after {
  content:''; position:absolute; inset:0; z-index:-1;
  background: linear-gradient(to top, rgba(8,16,28,.88) 0%, rgba(8,16,28,.15) 65%);
  transition: .3s ease;
}
.cat-card:hover::after { background: linear-gradient(to top, rgba(8,122,56,.92) 0%, rgba(8,16,28,.25) 70%); }
.cat-card:hover { color:#fff; transform: translateY(-2px); }
.cat-card .body { padding: 1.25rem; width:100%; }
.cat-card h3 { font-size:1.15rem; margin:0 0 .25rem; color:#fff; }
.cat-card p { margin:0; font-size:.88rem; color:#c5d0dc; }
.cat-card .count {
  display:inline-block; margin-top:.55rem; font-size:.75rem; font-weight:700;
  letter-spacing:.04em; text-transform:uppercase; color: var(--gold);
}

.product-grid {
  display:grid; grid-template-columns: repeat(4, 1fr); gap: 1.1rem;
}
.product-card {
  border: 1px solid var(--line); border-radius: 8px; overflow:hidden; background:#fff;
  display:flex; flex-direction:column; transition: .2s ease;
}
.product-card:hover { border-color: #b9d4c4; box-shadow: var(--shadow); transform: translateY(-3px); }
.product-card .thumb {
  aspect-ratio: 4/3; background: var(--mist); display:grid; place-items:center; padding: .75rem;
  border-bottom: 1px solid var(--line);
}
.product-card .thumb img { max-height: 150px; width:auto; object-fit:contain; }
.product-card .body { padding: 1rem 1.05rem 1.15rem; flex:1; display:flex; flex-direction:column; }
.product-card .cat-label {
  font-size:.72rem; font-weight:700; letter-spacing:.06em; text-transform:uppercase; color:var(--green); margin-bottom:.35rem;
}
.product-card h3 { font-size:1rem; margin:0 0 .4rem; }
.product-card h3 a { color: var(--navy); }
.product-card h3 a:hover { color: var(--green); }
.product-card p { font-size:.88rem; color:var(--muted); flex:1; margin-bottom:.9rem; }
.product-card .link {
  font-weight:700; font-size:.88rem; color:var(--green-dark); display:inline-flex; align-items:center; gap:.3rem;
}

/* Timeline */
.timeline { position:relative; margin: 2rem 0; padding-left: 1.5rem; border-left: 2px solid var(--line); }
.timeline-item { position:relative; padding: 0 0 1.6rem 1.2rem; }
.timeline-item::before {
  content:''; position:absolute; left:-1.7rem; top:.35rem; width:10px; height:10px; border-radius:50%;
  background: var(--green); box-shadow: 0 0 0 4px #d8f0e2;
}
.timeline-item .year {
  font-family: var(--display); font-weight:800; color: var(--green-dark); font-size:1.05rem;
}
.timeline-item p { margin:.3rem 0 0; color:var(--muted); font-size:.95rem; }

/* Gallery */
.gallery-grid {
  display:grid; grid-template-columns: repeat(4, 1fr); gap: .75rem;
}
.gallery-item {
  aspect-ratio: 4/3; overflow:hidden; border-radius:6px; background:var(--navy);
}
.gallery-item img { width:100%; height:100%; object-fit:cover; transition: .4s ease; }
.gallery-item:hover img { transform: scale(1.06); }

/* Refs */
.ref-grid {
  display:grid; grid-template-columns: repeat(4, 1fr); gap: .65rem;
}
.ref-chip {
  border:1px solid var(--line); background:#fff; padding: .85rem 1rem;
  border-radius:4px; font-size:.88rem; font-weight:600; color:var(--navy); text-align:center;
}

/* Page hero */
.page-hero {
  background: linear-gradient(120deg, var(--navy) 0%, var(--navy-2) 60%, #163528 100%);
  color:#fff; padding: 2.4rem 0 2.2rem;
}
.page-hero h1 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin:0 0 .35rem; }
.breadcrumb { font-size:.85rem; color:#9eb0c3; }
.breadcrumb a { color:#c5d4e2; }
.breadcrumb span { margin: 0 .35rem; opacity:.5; }

/* Product detail */
.product-layout {
  display:grid; grid-template-columns: 1fr 1.1fr; gap: 2.5rem; align-items:start;
}
.product-media {
  background: var(--mist); border:1px solid var(--line); border-radius:8px; padding:1.5rem;
  display:grid; place-items:center; min-height: 340px;
}
.product-media img { max-height: 380px; object-fit:contain; }
.product-meta .cat-label { color:var(--green); font-weight:700; font-size:.8rem; letter-spacing:.06em; text-transform:uppercase; }
.spec-box, .feature-list {
  background: var(--mist); border-radius:8px; padding:1.2rem 1.3rem; margin-top:1.2rem;
}
.feature-list h3, .spec-box h3 { font-size:1rem; margin-bottom:.7rem; }
.feature-list ul li {
  position:relative; padding: .35rem 0 .35rem 1.1rem; font-size:.93rem; color:var(--steel);
  border-bottom:1px dashed var(--line);
}
.feature-list ul li:last-child { border:0; }
.feature-list ul li::before {
  content:''; position:absolute; left:0; top:.75rem; width:7px; height:7px; border-radius:1px; background:var(--green);
}
.specs-img { margin-top:1rem; border:1px solid var(--line); border-radius:6px; background:#fff; padding:.5rem; }

/* Contact */
.contact-grid {
  display:grid; grid-template-columns: .9fr 1.1fr; gap: 2rem;
}
.info-cards { display:grid; gap: .85rem; }
.info-card {
  border:1px solid var(--line); border-radius:8px; padding:1.1rem 1.2rem; background:#fff;
}
.info-card h3 { font-size:.95rem; margin:0 0 .35rem; }
.info-card p, .info-card a { margin:0; color:var(--muted); font-size:.95rem; }
.form-card {
  border:1px solid var(--line); border-radius:8px; padding:1.4rem; background:#fff;
}
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:.85rem; }
.form-group { margin-bottom: .85rem; }
.form-group label { display:block; font-size:.85rem; font-weight:600; margin-bottom:.3rem; }
.form-group input, .form-group textarea, .form-group select {
  width:100%; padding:.7rem .8rem; border:1px solid var(--line); border-radius:4px; font:inherit; background:#fff;
}
.form-group input:focus, .form-group textarea:focus { outline:2px solid #b7e0c6; border-color:var(--green); }
.map-wrap { margin-top:2rem; border-radius:8px; overflow:hidden; border:1px solid var(--line); height:360px; }
.map-wrap iframe { width:100%; height:100%; border:0; }

/* Flash */
.alert {
  padding: .85rem 1rem; border-radius:6px; margin-bottom:1rem; font-size:.93rem;
}
.alert-success { background:#e8f7ee; color:#0b5c2e; border:1px solid #b7e0c6; }
.alert-error { background:#fdecec; color:#8a1f1f; border:1px solid #f0c0c0; }

/* CTA band */
.cta-band {
  background: linear-gradient(100deg, var(--green-dark), var(--green) 55%, #1a8f55);
  color:#fff; padding: 2.4rem 0; text-align:center;
}
.cta-band h2 { margin:0 0 .5rem; font-size:1.55rem; }
.cta-band p { margin:0 0 1.1rem; opacity:.92; }
.cta-band .btn { background:#fff; color:var(--green-dark); }
.cta-band .btn:hover { background: var(--gold); color:var(--navy); }

/* Footer */
.site-footer { background: var(--navy); color:#9eb0c3; padding: 3rem 0 0; font-size:.92rem; }
.footer-grid {
  display:grid; grid-template-columns: 1.3fr 1fr 1fr 1.1fr; gap: 2rem; padding-bottom: 2.2rem;
}
.site-footer h4 { color:#fff; font-size:1rem; margin-bottom: .9rem; }
.site-footer a { color:#b8c7d6; }
.site-footer a:hover { color: var(--gold); }
.site-footer .logo img { height:42px; margin-bottom: .9rem; filter: brightness(1.05); }
.footer-links li { margin-bottom: .45rem; }
.footer-bottom {
  border-top:1px solid rgba(255,255,255,.08); padding:1rem 0; font-size:.82rem;
  display:flex; justify-content:space-between; align-items:center; gap:1rem; flex-wrap:wrap;
}
.credit-link {
  display:inline-flex; align-items:center; gap:.55rem;
  color:#9eb0c3; text-decoration:none; font-size:.82rem;
}
.credit-link img {
  height:28px; width:auto; display:block; opacity:.92;
  filter: drop-shadow(0 0 1px rgba(255,255,255,.15));
}
.credit-link strong { color:#e8eef5; font-weight:700; }
.credit-link:hover { color: var(--gold); }
.credit-link:hover strong { color: var(--gold); }
.credit-link:hover img { opacity:1; }

/* WhatsApp float */
.wa-float {
  position:fixed; right:1.1rem; bottom:1.1rem; z-index:90;
  width:54px; height:54px; border-radius:50%; background:#25D366; color:#fff;
  display:grid; place-items:center; box-shadow: 0 8px 24px rgba(37,211,102,.4);
  font-size:1.6rem; text-decoration:none;
}
.wa-float:hover { transform: scale(1.06); color:#fff; }

/* Prose */
.prose p { color: var(--steel); }
.prose strong { color: var(--navy); }

/* Animations */
@keyframes fadeUp {
  from { opacity:0; transform: translateY(16px); }
  to { opacity:1; transform:none; }
}
.reveal { animation: fadeUp .7s ease both; }
.reveal-delay-1 { animation-delay: .12s; }
.reveal-delay-2 { animation-delay: .24s; }

@media (max-width: 980px) {
  .feature-strip, .cat-grid, .product-grid, .gallery-grid, .ref-grid, .footer-grid,
  .about-grid, .product-layout, .contact-grid { grid-template-columns: 1fr 1fr; }
  .nav { display:none; }
  .nav.open {
    display:flex; flex-direction:column; position:absolute; left:0; right:0; top:100%;
    background:#fff; border-bottom:1px solid var(--line); padding: .75rem 1rem 1rem; gap:0;
    max-height: 70vh; overflow:auto;
  }
  .nav .submenu { position:static; opacity:1; visibility:visible; transform:none; box-shadow:none; border:0; padding-left:.5rem; }
  .search-toggle, .nav-toggle { display:inline-flex; }
  .header-inner { position:relative; flex-wrap:wrap; }
  .hero-content { margin-left: 1rem; }
}
@media (max-width: 640px) {
  .feature-strip, .cat-grid, .product-grid, .gallery-grid, .ref-grid, .footer-grid,
  .about-grid, .product-layout, .contact-grid, .form-row, .stats { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr 1fr; }
  .hero { min-height: 520px; }
  .hero-content { min-height: 520px; padding-top: 3rem; }
  .hero-nav { display:none; }
}