/* TEKUTÁ GUMA / SLOVECO — preview styles */
:root {
  --teal-900: #0a3d44;
  --teal-800: #0f4f58;
  --teal-700: #156570;
  --teal-600: #1a7a88;
  --teal-100: #e6f3f5;
  --teal-50: #f2f9fa;
  --sand-500: #c4a574;
  --sand-400: #d4b896;
  --sand-100: #f7f1e8;
  --ink: #1a2426;
  --muted: #5a6a6e;
  --line: #d5e2e4;
  --white: #ffffff;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(10, 61, 68, 0.08);
  --font: "DM Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
  --max: 1120px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--white);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--teal-700); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--teal-900); }
.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--teal-900); color: #fff; padding: .5rem 1rem; z-index: 100;
}
.skip:focus { left: 0; }
.container { width: min(100% - 2rem, var(--max)); margin-inline: auto; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: .85rem 0;
}
.brand {
  display: flex; flex-direction: column; text-decoration: none; color: inherit; line-height: 1.15;
}
.brand-mark {
  font-family: var(--font-display);
  font-weight: 650;
  font-size: 1.15rem;
  letter-spacing: .02em;
  color: var(--teal-900);
}
.brand-sub { font-size: .72rem; color: var(--muted); letter-spacing: .08em; text-transform: uppercase; }
.nav { display: flex; align-items: center; gap: .25rem 1.1rem; flex-wrap: wrap; }
.nav a {
  text-decoration: none; color: var(--ink); font-weight: 500; font-size: .95rem;
}
.nav a[aria-current="page"] { color: var(--teal-700); }
.nav a:hover { color: var(--teal-700); }
.header-actions { display: flex; align-items: center; gap: .6rem; flex-wrap: wrap; }
.phone-link {
  text-decoration: none; color: var(--teal-800); font-weight: 600; font-size: .92rem;
  white-space: nowrap;
}
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  border-radius: 999px; padding: .7rem 1.15rem; font-weight: 600; font-size: .92rem;
  text-decoration: none; border: 1.5px solid transparent; cursor: pointer;
  transition: background .15s, color .15s, border-color .15s, transform .15s;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--teal-800); color: #fff; }
.btn-primary:hover { background: var(--teal-900); color: #fff; }
.btn-sand { background: var(--sand-500); color: var(--teal-900); }
.btn-sand:hover { background: var(--sand-400); color: var(--teal-900); }
.btn-outline {
  background: transparent; border-color: var(--teal-700); color: var(--teal-800);
}
.btn-outline:hover { background: var(--teal-50); color: var(--teal-900); }
.btn-ghost {
  background: var(--teal-50); color: var(--teal-800); border-color: var(--teal-100);
}
.btn-sm { padding: .45rem .85rem; font-size: .82rem; }
.btn-block { width: 100%; }

/* Hero */
.hero {
  position: relative;
  background:
    radial-gradient(ellipse 80% 60% at 90% 10%, rgba(196,165,116,.28), transparent 55%),
    linear-gradient(145deg, var(--teal-900) 0%, var(--teal-700) 55%, #1f8a7a 100%);
  color: #fff;
  overflow: hidden;
}
.hero.hero-photo {
  background:
    linear-gradient(120deg, rgba(10,61,68,.82) 0%, rgba(15,79,88,.72) 48%, rgba(10,61,68,.55) 100%),
    url("../img/neoroof-strechy.jpg") center/cover no-repeat;
}
.hero::after {
  content: "";
  position: absolute; inset: auto -10% -40% 40%;
  height: 80%;
  background: radial-gradient(circle, rgba(255,255,255,.08), transparent 60%);
  pointer-events: none;
}
.hero-inner {
  position: relative; z-index: 1;
  padding: 4.2rem 0 3.6rem;
  display: grid; gap: 2rem;
}
@media (min-width: 900px) {
  .hero-inner { grid-template-columns: 1.2fr .8fr; align-items: end; }
}
.eyebrow {
  display: inline-block;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.2);
  padding: .35rem .75rem; border-radius: 999px;
  font-size: .78rem; letter-spacing: .06em; text-transform: uppercase;
  margin-bottom: 1rem;
}
.hero h1 {
  font-family: var(--font-display);
  font-weight: 650;
  font-size: clamp(2rem, 4.5vw, 3.15rem);
  line-height: 1.12;
  margin: 0 0 1rem;
  letter-spacing: -.01em;
}
.hero-lead { font-size: 1.08rem; opacity: .92; max-width: 38rem; margin: 0 0 1.6rem; }
.hero-cta { display: flex; flex-wrap: wrap; gap: .7rem; }
.hero-panel {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: var(--radius);
  padding: 1.25rem 1.35rem;
  backdrop-filter: blur(6px);
}
.hero-panel h2 { margin: 0 0 .8rem; font-size: 1rem; font-weight: 650; }
.hero-panel ul { margin: 0; padding: 0; list-style: none; display: grid; gap: .55rem; }
.hero-panel li {
  display: flex; gap: .55rem; align-items: flex-start;
  font-size: .95rem; opacity: .95;
}
.hero-panel li::before {
  content: "";
  width: .55rem; height: .55rem; margin-top: .4rem; flex: 0 0 auto;
  border-radius: 50%; background: var(--sand-400);
}

/* Sections */
section { padding: 3.5rem 0; }
.section-head { margin-bottom: 1.75rem; max-width: 40rem; }
.section-head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 3vw, 2.1rem);
  margin: 0 0 .55rem; line-height: 1.2; color: var(--teal-900);
}
.section-head p { margin: 0; color: var(--muted); }
.muted { color: var(--muted); }
.sand-band { background: var(--sand-100); }
.teal-band { background: var(--teal-50); }

.grid-3 {
  display: grid; gap: 1rem;
  grid-template-columns: 1fr;
}
@media (min-width: 700px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }
.grid-4 {
  display: grid; gap: 1rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .grid-4 { grid-template-columns: repeat(4, 1fr); } }

.feature-card, .use-card, .product-card, .info-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.feature-card, .use-card, .info-card { padding: 1.25rem 1.3rem; }
.feature-card h3, .use-card h3, .info-card h3 {
  margin: 0 0 .45rem; font-size: 1.05rem; color: var(--teal-900);
}
.feature-card p, .use-card p, .info-card p { margin: 0; color: var(--muted); font-size: .95rem; }
.use-icon {
  width: 2.4rem; height: 2.4rem; border-radius: 10px;
  display: grid; place-items: center;
  background: var(--teal-100); color: var(--teal-800);
  font-weight: 700; margin-bottom: .8rem; font-size: .85rem;
}

/* Product cards */
.product-card {
  display: flex; flex-direction: column; overflow: hidden;
  transition: border-color .15s, transform .15s;
}
.product-card:hover { border-color: var(--teal-600); transform: translateY(-2px); }
.product-media {
  aspect-ratio: 4/3; background: var(--teal-50);
  display: grid; place-items: center; padding: .85rem;
  border-bottom: 1px solid var(--line);
}
.product-media img {
  max-height: 100%; width: auto; max-width: 100%;
  object-fit: contain;
}
.product-body {
  padding: 1rem 1.05rem 1.15rem;
  display: flex; flex-direction: column; gap: .55rem; flex: 1;
}
.product-body h3 {
  margin: 0; font-size: 1rem; line-height: 1.3; color: var(--teal-900);
}
.product-body .desc {
  margin: 0; color: var(--muted); font-size: .88rem; flex: 1;
}
.price {
  font-weight: 700; font-size: 1.15rem; color: var(--teal-900);
  letter-spacing: -.01em;
}
.price span { font-size: .78rem; font-weight: 500; color: var(--muted); margin-left: .25rem; }
.card-actions { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .25rem; }
.group-block { margin-bottom: 2.75rem; scroll-margin-top: 5.5rem; }
.group-block > h2 {
  font-family: var(--font-display);
  font-size: 1.55rem; margin: 0 0 .35rem; color: var(--teal-900);
}
.group-block > p { margin: 0 0 1.1rem; color: var(--muted); }

/* Toolbar */
.toolbar {
  display: flex; flex-wrap: wrap; gap: .75rem; align-items: center;
  margin-bottom: 1.5rem;
  position: sticky; top: 4.1rem; z-index: 40;
  background: rgba(255,255,255,.94); backdrop-filter: blur(8px);
  padding: .75rem 0; border-bottom: 1px solid var(--line);
}
.filters { display: flex; flex-wrap: wrap; gap: .4rem; }
.filter-btn {
  border: 1px solid var(--line); background: #fff; color: var(--ink);
  border-radius: 999px; padding: .4rem .85rem; font-size: .85rem; font-weight: 500;
  cursor: pointer;
}
.filter-btn[aria-pressed="true"], .filter-btn:hover {
  background: var(--teal-800); color: #fff; border-color: var(--teal-800);
}
.search-wrap { flex: 1; min-width: 180px; max-width: 320px; }
.search-wrap input {
  width: 100%; border: 1px solid var(--line); border-radius: 999px;
  padding: .55rem 1rem; font: inherit; background: var(--teal-50);
}
.search-wrap input:focus { outline: 2px solid var(--teal-600); outline-offset: 1px; }
.hidden-by-filter { display: none !important; }

.page-hero {
  background: linear-gradient(135deg, var(--teal-50), var(--sand-100));
  border-bottom: 1px solid var(--line);
  padding: 2.5rem 0 2rem;
}
.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  margin: 0 0 .5rem; color: var(--teal-900);
}
.page-hero p { margin: 0; color: var(--muted); max-width: 42rem; }
.note {
  margin: 1rem 0 0; padding: .85rem 1rem;
  background: var(--sand-100); border-left: 3px solid var(--sand-500);
  border-radius: 0 10px 10px 0; font-size: .9rem; color: var(--ink);
}

/* Contact */
.contact-grid {
  display: grid; gap: 1.25rem;
}
@media (min-width: 800px) { .contact-grid { grid-template-columns: 1.1fr .9fr; } }
.contact-list { list-style: none; margin: 0; padding: 0; display: grid; gap: .85rem; }
.contact-list li { display: grid; gap: .15rem; }
.contact-list strong { color: var(--teal-900); font-size: .85rem; text-transform: uppercase; letter-spacing: .04em; }
.legal { font-size: .9rem; color: var(--muted); }

/* Footer */
.site-footer {
  background: var(--teal-900); color: rgba(255,255,255,.88);
  padding: 2.5rem 0 1.5rem; margin-top: 2rem;
}
.footer-grid {
  display: grid; gap: 1.5rem;
  grid-template-columns: 1fr;
}
@media (min-width: 700px) { .footer-grid { grid-template-columns: 1.2fr 1fr 1fr; } }
.site-footer a { color: #fff; }
.site-footer h3 {
  margin: 0 0 .7rem; font-size: .85rem; letter-spacing: .08em;
  text-transform: uppercase; color: var(--sand-400);
}
.site-footer p, .site-footer li { font-size: .92rem; }
.site-footer ul { margin: 0; padding: 0; list-style: none; display: grid; gap: .35rem; }
.footer-bottom {
  margin-top: 2rem; padding-top: 1rem; border-top: 1px solid rgba(255,255,255,.12);
  font-size: .82rem; color: rgba(255,255,255,.65);
  display: flex; flex-wrap: wrap; gap: .5rem 1rem; justify-content: space-between;
}
.preview-banner {
  background: #7a3e12; color: #fff; text-align: center;
  font-size: .82rem; padding: .4rem .75rem;
}
.preview-banner strong { font-weight: 700; }

@media (max-width: 760px) {
  .nav-desktop { display: none; }
  .header-actions .phone-link { display: none; }
}
@media (min-width: 761px) {
  .nav-mobile-toggle { display: none; }
}
.nav-mobile-toggle {
  border: 1px solid var(--line); background: #fff; border-radius: 10px;
  padding: .45rem .7rem; font-weight: 600; cursor: pointer;
}
.mobile-nav {
  display: none; border-top: 1px solid var(--line); padding: .75rem 0 1rem;
}
.mobile-nav.open { display: block; }
.mobile-nav a {
  display: block; padding: .55rem 0; text-decoration: none; color: var(--ink); font-weight: 500;
}

.brand-banner {
  padding: 0;
  background: #e8eef0;
}
.brand-banner img {
  width: 100%;
  max-height: 380px;
  object-fit: cover;
  object-position: center;
}
.use-card { padding: 0; overflow: hidden; }
.use-card .use-media {
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--teal-100);
}
.use-card .use-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.use-card h3, .use-card p { padding-left: 1.25rem; padding-right: 1.25rem; }
.use-card h3 { margin-top: 1rem; }
.use-card p { padding-bottom: 1.2rem; }
.gallery-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}
@media (min-width: 700px) {
  .gallery-grid { grid-template-columns: 1.2fr .8fr; }
}
.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  min-height: 220px;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 220px;
}
.gallery-item figcaption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: .7rem 1rem;
  background: linear-gradient(transparent, rgba(10,61,68,.78));
  color: #fff;
  font-size: .9rem;
  font-weight: 500;
}
.gallery-side { display: grid; gap: 1rem; }
.why-head {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}
.why-head img {
  width: 88px;
  height: auto;
  flex: 0 0 auto;
}