:root {
  --ink: #1c2230;
  --muted: #5b6472;
  --bg: #ffffff;
  --bg-alt: #f4f6f8;
  --accent: #1f6feb;
  --border: #e2e6ea;
  --max-width: 960px;
}

* { box-sizing: border-box; }

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

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

img { max-width: 100%; height: auto; }

header.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--bg-alt);
}

.site-header .inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--ink);
}

.brand img { height: 36px; width: auto; }

nav.main-nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin: 0;
  padding: 0;
}

nav.main-nav a {
  color: var(--ink);
  font-weight: 500;
}

nav.main-nav details {
  position: relative;
}

nav.main-nav details summary {
  cursor: pointer;
  color: var(--ink);
  font-weight: 500;
  list-style: none;
}
nav.main-nav details summary::-webkit-details-marker { display: none; }

nav.main-nav details ul {
  position: absolute;
  top: 1.6rem;
  left: 0;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.5rem;
  flex-direction: column;
  gap: 0.4rem;
  min-width: 220px;
  box-shadow: 0 6px 18px rgba(0,0,0,0.08);
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}

main h1 {
  margin-top: 0;
  font-size: 1.9rem;
}

.product-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem;
  margin-bottom: 1rem;
}

.product-card img { max-height: 60px; width: auto; margin-bottom: 0.75rem; }

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}

.news-list {
  list-style: none;
  padding: 0;
}
.news-list li {
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 0;
}
.news-list li:last-child { border-bottom: none; }

.contact-block {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
}

form.contact-form {
  display: grid;
  gap: 0.75rem;
  max-width: 480px;
}

form.contact-form label {
  font-weight: 600;
  font-size: 0.9rem;
}

form.contact-form input,
form.contact-form textarea {
  width: 100%;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  font: inherit;
}

form.contact-form button {
  justify-self: start;
  padding: 0.6rem 1.4rem;
  border: none;
  border-radius: 6px;
  background: var(--accent);
  color: white;
  font-weight: 600;
  cursor: pointer;
}

.placeholder-note {
  font-size: 0.85rem;
  color: var(--muted);
  border-left: 3px solid var(--accent);
  padding: 0.5rem 0.85rem;
  background: var(--bg-alt);
  margin-top: 0.75rem;
}

footer.site-footer {
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.85rem;
}

footer.site-footer .inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.5rem;
}