:root {
  --text: #1b1b1b;
  --muted: #4a4a4a;
  --accent: #8a1c1c;
  --accent-dark: #6d1616;
  --bg: #ffffff;
  --panel: #f5f3f0;
  --border: #d8d2c8;
}

* {
  box-sizing: border-box;
}

html {
  font-size: 100%;
}

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

a {
  color: var(--accent-dark);
  text-decoration-thickness: 2px;
  text-underline-offset: 2px;
}

a:hover {
  color: var(--accent);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid #0b57d0;
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--bg);
  padding: 0.5rem 1rem;
  z-index: 10;
}

.skip-link:focus {
  left: 0;
}

.site-header,
main,
.site-footer {
  max-width: 60rem;
  margin: 0 auto;
  padding: 0 1rem;
}

.site-header {
  padding-top: 1rem;
  border-bottom: 1px solid var(--border);
}

.org-name {
  margin: 0 0 0.5rem;
  font-weight: 600;
  font-size: 1rem;
}

.main-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
  list-style: none;
  margin: 0;
  padding: 0.5rem 0;
}

.main-nav a {
  display: inline-block;
  padding: 0.25rem 0.125rem;
  text-decoration: none;
  font-weight: 600;
}

.main-nav a.active {
  border-bottom: 3px solid var(--accent);
}

main {
  padding-top: 1.5rem;
  padding-bottom: 2rem;
}

h1 {
  font-size: 1.6rem;
  line-height: 1.25;
  margin: 0 0 1rem;
}

h2 {
  font-size: 1.25rem;
  margin: 1.5rem 0 0.5rem;
}

h3 {
  font-size: 1.05rem;
  margin: 0 0 0.25rem;
}

.content img,
.gallery img {
  max-width: 100%;
  height: auto;
}

.section-links,
.project-list,
.contacts,
.gallery {
  list-style: none;
  margin: 0;
  padding: 0;
}

.section-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  margin-top: 1.5rem;
}

.project-list li {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.75rem;
}

.gallery img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--border);
}

.video video {
  max-width: 100%;
  height: auto;
  background: #000;
}

.meta,
.hint {
  color: var(--muted);
  font-size: 0.9rem;
}

.lead {
  font-size: 1.05rem;
}

.site-footer {
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.85rem;
  padding-top: 0.75rem;
  padding-bottom: 1.5rem;
}

/* Админ-панель */
.admin main {
  max-width: 48rem;
}

.admin form p {
  margin: 0 0 0.75rem;
}

.admin label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.admin input,
.admin select,
.admin textarea {
  width: 100%;
  max-width: 100%;
  padding: 0.4rem 0.5rem;
  font: inherit;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg);
  color: var(--text);
}

.admin button,
.admin .button {
  display: inline-block;
  padding: 0.5rem 1rem;
  font: inherit;
  font-weight: 600;
  color: #fff;
  background: var(--accent-dark);
  border: 1px solid var(--accent-dark);
  border-radius: 4px;
  cursor: pointer;
  text-decoration: none;
}

.admin button:hover,
.admin .button:hover {
  background: var(--accent);
}

.admin table {
  width: 100%;
  border-collapse: collapse;
}

.admin th,
.admin td {
  text-align: left;
  padding: 0.4rem 0.5rem;
  border-bottom: 1px solid var(--border);
}

.error {
  color: #8a1c1c;
  background: #fbeaea;
  border: 1px solid #d9a5a5;
  padding: 0.5rem 0.75rem;
  border-radius: 4px;
}

.saved {
  color: #1c5d2f;
  background: #eaf6ee;
  border: 1px solid #a5d9b8;
  padding: 0.5rem 0.75rem;
  border-radius: 4px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}