/* Sternwarte Süd — custom overrides on top of Pico CSS */

:root {
  --navy: #0D1F3C;
  --cobalt: #1A5FAA;
  --cobalt2: #2E6DA4;
  --gold: #B87020;
  --gold-light: #F5ECD7;
  --green: #1A7A4A;
  --green-light: #E0F5EA;
  --pale: #EEF4FB;
  --teal: #0D5C63;
}

/* ── Global ──────────────────────────────────────────────────── */

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

/* ── Header / Nav ────────────────────────────────────────────── */

header.site-header {
  background: var(--navy);
  padding: 0.6rem 1rem;
  position: sticky;
  top: 0;
  z-index: 100;
}

header.site-header nav {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

header.site-header .logo {
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
  text-decoration: none;
  white-space: nowrap;
}

header.site-header .nav-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}

header.site-header .nav-links a {
  color: #c0d0e8;
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.15s;
}

header.site-header .nav-links a:hover,
header.site-header .nav-links a[aria-current="page"] {
  color: #fff;
}

header.site-header .lang-toggle {
  margin-left: auto;
}

header.site-header .lang-toggle button {
  background: transparent;
  border: 1px solid #5577aa;
  color: #c0d0e8;
  padding: 0.2rem 0.5rem;
  font-size: 0.8rem;
  cursor: pointer;
  border-radius: 4px;
  margin: 0;
}

header.site-header .lang-toggle button.active {
  background: rgba(255,255,255,0.15);
  color: #fff;
}

/* ── Hero section ────────────────────────────────────────────── */

.hero {
  background: linear-gradient(135deg, var(--navy) 0%, #1a3a6a 100%);
  color: #fff;
  padding: 3rem 1rem;
  text-align: center;
}

.hero h1 {
  color: #fff;
  margin-bottom: 0.5rem;
  font-size: 2.2rem;
}

.hero .tagline {
  color: #aaccee;
  font-size: 1.1rem;
  font-style: italic;
  margin-bottom: 1.5rem;
}

.hero .stats,
.hero .stat-cards {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

.hero .stat,
.hero .stat-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 8px;
  padding: 1rem 1.5rem;
  min-width: 180px;
}

.hero .stat-card h3 {
  color: #aaccee;
  font-size: 0.85rem;
  margin: 0 0 0.3rem;
  font-weight: 400;
}

.hero .stat .value,
.hero .stat-card .stat-value {
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
  margin: 0;
}

.hero .stat .label,
.hero .stat-card .stat-detail {
  font-size: 0.85rem;
  color: #aaccee;
  margin: 0.3rem 0 0;
}

/* ── Content layout ──────────────────────────────────────────── */

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

main h1 {
  color: var(--navy);
  border-bottom: 3px solid var(--cobalt);
  padding-bottom: 0.3rem;
}

main h2 {
  color: var(--cobalt2);
}

/* ── Cards ───────────────────────────────────────────────────── */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 1.5rem 0;
}

.card {
  border: 1px solid #dde4ed;
  border-radius: 8px;
  overflow: hidden;
  transition: box-shadow 0.15s;
  background: #fff;
}

.card:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

a.card {
  text-decoration: none;
  color: inherit;
  display: block;
}

.card img {
  width: 100%;
  height: 200px;
  object-fit: contain;
  background: #f8f9fb;
  padding: 1rem;
}

.card .card-body {
  padding: 1rem;
}

.card h3,
.card .card-body h3 {
  margin-top: 0;
  font-size: 1.1rem;
  color: var(--navy);
  padding: 0 1rem;
}

.card .card-body p {
  font-size: 0.9rem;
  color: #555;
}

.card .card-body a {
  font-size: 0.85rem;
}

/* ── Spec tables ─────────────────────────────────────────────── */

table.specs {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
}

table.specs th {
  background: var(--navy);
  color: #fff;
  text-align: left;
  padding: 0.5rem 0.75rem;
  font-size: 0.9rem;
}

table.specs td {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid #e0e4ea;
  font-size: 0.9rem;
}

table.specs tr:nth-child(even) td {
  background: #f5f8ff;
}

table.specs td:first-child {
  font-weight: 600;
  color: var(--navy);
  width: 35%;
}

/* ── Callout box ─────────────────────────────────────────────── */

.callout {
  border-left: 4px solid var(--cobalt);
  background: var(--pale);
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  border-radius: 0 6px 6px 0;
}

.callout.green {
  border-left-color: var(--green);
  background: var(--green-light);
}

.callout.gold {
  border-left-color: var(--gold);
  background: var(--gold-light);
}

.callout strong {
  display: block;
  margin-bottom: 0.4rem;
}

/* ── Image gallery ───────────────────────────────────────────── */

.img-feature {
  text-align: center;
  margin: 1.5rem 0;
}

.img-feature img {
  max-width: 100%;
  border-radius: 6px;
}

.img-feature figcaption {
  font-size: 0.85rem;
  color: #666;
  font-style: italic;
  margin-top: 0.4rem;
}

/* ── Equipment detail page ───────────────────────────────────── */

.equipment-hero {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  margin: 1.5rem 0;
  flex-wrap: wrap;
}

.equipment-hero img {
  max-width: 300px;
  border-radius: 6px;
  background: #f8f9fb;
  padding: 1rem;
}

.equipment-hero .info {
  flex: 1;
  min-width: 280px;
}

/* ── Footer ──────────────────────────────────────────────────── */

footer.site-footer {
  background: var(--navy);
  color: #8899aa;
  padding: 1.5rem 1rem;
  text-align: center;
  font-size: 0.85rem;
  margin-top: 3rem;
}

footer.site-footer a {
  color: #aaccee;
}

/* ── Language toggle content ─────────────────────────────────── */

span[lang="de"], p[lang="de"], li[lang="de"], td[lang="de"],
h1[lang="de"], h2[lang="de"], h3[lang="de"], h4[lang="de"],
a[lang="de"], strong[lang="de"], em[lang="de"], div[lang="de"] { display: none; }

span[lang="en"], p[lang="en"], li[lang="en"], td[lang="en"],
h1[lang="en"], h2[lang="en"], h3[lang="en"], h4[lang="en"],
a[lang="en"], strong[lang="en"], em[lang="en"], div[lang="en"] { display: none; }

html[data-lang="de"] :is(span, p, li, td, h1, h2, h3, h4, a, strong, em, div)[lang="de"] { display: revert; }
html[data-lang="en"] :is(span, p, li, td, h1, h2, h3, h4, a, strong, em, div)[lang="en"] { display: revert; }

/* For inline spans inside table cells, lang attrs work fine */

/* ── Responsive ──────────────────────────────────────────────── */

@media (max-width: 768px) {
  .hero h1 { font-size: 1.6rem; }
  .hero .stats, .hero .stat-cards { gap: 1rem; }
  .hero .stat, .hero .stat-card { min-width: 140px; padding: 0.75rem 1rem; }
  .equipment-hero { flex-direction: column; }
  .equipment-hero img { max-width: 100%; }
}

/* ── Auth gate ───────────────────────────────────────────────── */

.auth-gate {
  max-width: 400px;
  margin: 4rem auto;
  text-align: center;
}

.auth-gate input[type="password"] {
  width: 100%;
  padding: 0.6rem;
  margin: 0.5rem 0;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 1rem;
}

.auth-gate button {
  background: var(--navy);
  color: #fff;
  border: none;
  padding: 0.6rem 2rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 1rem;
}

.auth-gate .error {
  color: #8B1A1A;
  font-size: 0.9rem;
  margin-top: 0.5rem;
}