/* ADRDN shared header (works across index + calendar + team_finder) */
:root{
  --adrdn-hdr-ink: var(--ink, #0f172a);
  --adrdn-hdr-muted: var(--muted, rgba(15,23,42,.70));
  --adrdn-hdr-stroke: var(--stroke, rgba(15,23,42,.14));
  --adrdn-hdr-bg: rgba(255,255,255,.88);
  --adrdn-hdr-shadow: var(--shadow, 0 14px 40px rgba(2, 6, 23, .08));
  --adrdn-hdr-accent: var(--accent, #0b4aa2);
}

.adrdn-header{
  position: sticky;
  top: 0;
  z-index: 60;
  backdrop-filter: blur(8px);
  background: var(--adrdn-hdr-bg);
  border-bottom: 1px solid var(--adrdn-hdr-stroke);
  transition: box-shadow .15s ease, background .15s ease;
}

.adrdn-header__inner{
  max-width: 1380px;
  margin: 0 auto;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: padding .15s ease;
}

/* Shrink on scroll */
.adrdn-header.is-compact .adrdn-header__inner{ padding: 6px 16px; }
.adrdn-header.is-compact .adrdn-brand img{ height: 28px; }
.adrdn-header.is-compact{ box-shadow: var(--adrdn-hdr-shadow); }

.adrdn-brand{
  display:flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  color: var(--adrdn-hdr-ink);
  min-width: 240px;
}
.adrdn-brand img{
  height: 34px;
  width: auto;
  display:block;
  transition: height .15s ease;
}
.adrdn-brandText{
  display:flex;
  flex-direction:column;
  line-height:1.15;
}
.adrdn-brandText b{font-size:14px}
.adrdn-brandText span{font-size:12px;color:var(--adrdn-hdr-muted)}

.adrdn-nav{
  display:flex;
  align-items:center;
  gap:10px;
  flex: 1 1 auto;
  justify-content: center;
}
.adrdn-nav a{
  text-decoration:none;
  color: var(--adrdn-hdr-ink);
  font-size:13px;
  padding:8px 10px;
  border-radius: 999px;
}
.adrdn-nav a:hover{
  background: rgba(2,6,23,.06);
}
.adrdn-nav a.is-active{
  background: rgba(2,6,23,.10);
  font-weight: 700;
}

.adrdn-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:8px 12px;
  border-radius:999px;
  border:1px solid var(--adrdn-hdr-stroke);
  background: var(--adrdn-hdr-accent);
  color:#fff !important;
  font-weight:700;
}

.adrdn-actions{
  display:flex;
  align-items:center;
  gap:10px;
}

.adrdn-toggle{
  display:flex;
  align-items:center;
  gap:8px;
  border:1px solid var(--adrdn-hdr-stroke);
  background:#fff;
  border-radius:999px;
  padding:6px 10px;
  font-size:12px;
}
.adrdn-langLabel{
  font-variant-numeric: tabular-nums;
  color: var(--adrdn-hdr-ink);
  font-weight: 700;
}

.adrdn-switch{
  width:42px;
  height:24px;
  border-radius:999px;
  border:1px solid var(--adrdn-hdr-stroke);
  background:#f8fafc;
  position:relative;
  cursor:pointer;
  flex:0 0 auto;
  outline:none;
}
.adrdn-knob{
  width:18px;
  height:18px;
  border-radius:999px;
  background: var(--adrdn-hdr-accent);
  position:absolute;
  top:2px;
  left:2px;
  transition: .15s left;
}
.adrdn-switch.on .adrdn-knob{left:22px}

.adrdn-menuToggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:42px;
  height:42px;
  border-radius:12px;
  border:1px solid var(--adrdn-hdr-stroke);
  background:#fff;
  color: var(--adrdn-hdr-ink);
  cursor:pointer;
}
.adrdn-menuToggle svg{width:22px;height:22px}

/* Page margins for the "tools" pages */
.adrdn-page{
  max-width: 1380px;
  margin: 0 auto;
  padding: 16px;
}

/* Mobile: collapse nav */
@media (max-width: 900px){
  .adrdn-menuToggle{display:inline-flex}
  .adrdn-nav{
    display:none;
    position:absolute;
    left:12px;
    right:12px;
    top:64px;
    flex-direction:column;
    align-items:stretch;
    background: rgba(255,255,255,.96);
    border:1px solid var(--adrdn-hdr-stroke);
    border-radius:16px;
    padding:10px;
    box-shadow: var(--adrdn-hdr-shadow);
    justify-content:flex-start;
  }
  .adrdn-nav.open{display:flex}
  .adrdn-nav a{border-radius:12px}
}