/* ============================================================
   MARC — Mankato Area Radio Club
   Styles.css — Bootstrap 5.3 overrides + custom design system
   ============================================================ */

:root {
  --marc-navy:    #1a3a6b;
  --marc-amber:   #f0a500;
  --marc-amber-dk:#c88a00;
  --marc-surface: #f8f9fa;
  --marc-text:    #212529;
  --marc-muted:   #6c757d;
}

/* ---- Body ---- */
body {
  background-color: #ffffff;
  color: var(--marc-text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main.container {
  flex: 1;
}

/* ---- Site Header ---- */
.site-header {
  background-color: var(--marc-navy);
  color: #ffffff;
}

.site-header a {
  text-decoration: none;
}

.site-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.2;
}

.site-subtitle {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.75);
  margin-top: 2px;
}

/* ---- Navigation ---- */
.site-nav {
  background-color: var(--marc-amber);
  border-bottom: 3px solid var(--marc-amber-dk);
}

.site-nav .navbar-toggler {
  border-color: var(--marc-navy);
}

.site-nav .navbar-toggler-icon {
  filter: invert(1) sepia(1) saturate(5) hue-rotate(180deg);
}

.site-nav .nav-link {
  color: var(--marc-navy);
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.5rem 0.75rem;
  border-radius: 4px;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.site-nav .nav-link:hover,
.site-nav .nav-link.active {
  color: #ffffff;
  background-color: var(--marc-navy);
}

/* ---- Page Headings ---- */
h1, h2, h3 {
  color: var(--marc-navy);
}

.page-heading {
  border-bottom: 3px solid var(--marc-amber);
  padding-bottom: 0.5rem;
  margin-bottom: 1.5rem;
  color: var(--marc-navy);
}

/* ---- Cards ---- */
.card {
  border: none;
  box-shadow: 0 1px 4px rgba(0,0,0,0.1);
}

.card-header {
  background-color: var(--marc-navy);
  color: #ffffff;
  font-weight: 600;
}

/* ---- Tables ---- */
.table thead th {
  background-color: var(--marc-navy);
  color: #ffffff;
  border-color: var(--marc-navy);
  white-space: nowrap;
}

.table-striped > tbody > tr:nth-of-type(odd) > * {
  --bs-table-accent-bg: #f0f4fa;
}

/* ---- Info/Quick-facts box ---- */
.info-card {
  background-color: var(--marc-surface);
  border-left: 4px solid var(--marc-amber);
  border-radius: 4px;
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}

.info-card .info-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--marc-muted);
}

.info-card .info-value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--marc-navy);
}

/* ---- Google Calendar responsive wrapper ---- */
.calendar-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
}

.calendar-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* ---- Alert/On-Air badge ---- */
.badge-onair {
  background-color: var(--marc-amber);
  color: var(--marc-navy);
  font-weight: 700;
  font-size: 0.75rem;
  padding: 0.25em 0.6em;
  border-radius: 4px;
  vertical-align: middle;
}

/* ---- Net table frequency highlight ---- */
td.freq {
  font-family: "Courier New", Courier, monospace;
  font-weight: 600;
  color: var(--marc-navy);
}

/* ---- Pictures gallery ---- */
.gallery-thumb {
  display: block;
  overflow: hidden;
  border-radius: 4px;
  border: 2px solid #dee2e6;
  transition: border-color 0.15s ease;
}

.gallery-thumb:hover {
  border-color: var(--marc-amber);
}

.gallery-thumb img {
  width: 100%;
  height: 120px;
  object-fit: cover;
  display: block;
}

/* ---- Constitution / long-form content ---- */
.legal-content h2 {
  font-size: 1.1rem;
  margin-top: 1.75rem;
  padding-bottom: 0.25rem;
  border-bottom: 1px solid #dee2e6;
}

.legal-content h3 {
  font-size: 1rem;
  margin-top: 1.25rem;
  color: var(--marc-muted);
}

/* ---- Net control script ---- */
.script-block {
  background-color: var(--marc-surface);
  border: 1px solid #dee2e6;
  border-radius: 4px;
  padding: 1.25rem;
  font-family: "Courier New", Courier, monospace;
  font-size: 0.9rem;
  line-height: 1.7;
  white-space: pre-wrap;
}

.script-block .placeholder {
  color: var(--marc-amber-dk);
  font-weight: 700;
}

/* ---- Site Footer ---- */
.site-footer {
  background-color: var(--marc-navy);
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.875rem;
}

.site-footer a.footer-link {
  color: var(--marc-amber);
  text-decoration: none;
}

.site-footer a.footer-link:hover {
  color: #ffffff;
  text-decoration: underline;
}