/* ── Tokens ────────────────────────────────────── */
:root {
  --bg:          #f1f5f9;
  --surface:     #ffffff;
  --primary:     #0f172a;
  --primary-mid: #1e293b;
  --accent:      #3b82f6;
  --accent-dk:   #2563eb;
  --text:        #0f172a;
  --muted:       #64748b;
  --border:      #e2e8f0;
  --highlight:   #eff6ff;

  --nav-h:    64px;
  --max-w:    1200px;
  --pad:      clamp(1rem, 4vw, 1.5rem);
  --r-sm:     6px;
  --r-md:     12px;

  --sh-sm: 0 1px 3px rgba(0,0,0,.06);
  --sh-md: 0 4px 16px rgba(0,0,0,.08);
  --sh-lg: 0 8px 32px rgba(0,0,0,.14);

  --t: 200ms ease;
}

/* ── Reset ─────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont,
               'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}
main { flex: 1; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-dk); }
img { max-width: 100%; display: block; }

/* ── Layout ────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--pad);
}
main.container { padding-block: 2rem; }

/* ── Header ────────────────────────────────────── */
.site-header {
  background: var(--primary);
  height: var(--nav-h);
  position: sticky;
  top: 0;
  z-index: 200;
  box-shadow: var(--sh-md);
}
.header-inner {
  display: flex;
  align-items: center;
  height: 100%;
  gap: 1.5rem;
}
.site-logo {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -.02em;
  flex-shrink: 0;
}
.site-logo:hover { color: rgba(255,255,255,.85); }

/* Nav */
.main-nav {
  display: flex;
  align-items: center;
  gap: .25rem;
  flex: 1;
}
.main-nav a {
  color: rgba(255,255,255,.7);
  padding: .4rem .875rem;
  border-radius: var(--r-sm);
  font-size: .9375rem;
  font-weight: 500;
  transition: background var(--t), color var(--t);
  white-space: nowrap;
}
.main-nav a:hover { background: rgba(255,255,255,.1); color: #fff; }
.main-nav a.active { background: rgba(255,255,255,.16); color: #fff; }

/* Right group */
.header-right {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-left: auto;
}
.btn-admin {
  background: var(--accent);
  color: #fff !important;
  padding: .375rem .875rem;
  border-radius: var(--r-sm);
  font-size: .8125rem;
  font-weight: 600;
  white-space: nowrap;
  transition: background var(--t);
}
.btn-admin:hover { background: var(--accent-dk) !important; }

/* Language switcher */
.lang-switcher { display: flex; gap: 3px; }
.lang-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 28px;
  padding: 0 .5rem;
  border-radius: var(--r-sm);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .06em;
  color: rgba(255,255,255,.65);
  border: 1px solid rgba(255,255,255,.2);
  transition: background var(--t), color var(--t), border-color var(--t);
}
.lang-btn:hover { background: rgba(255,255,255,.12); color: #fff; }
.lang-btn.active {
  background: rgba(255,255,255,.2);
  color: #fff;
  border-color: rgba(255,255,255,.4);
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  padding: .25rem;
  border-radius: var(--r-sm);
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: rgba(255,255,255,.85);
  border-radius: 2px;
  transition: transform var(--t), opacity var(--t);
}
.nav-toggle:hover span { background: #fff; }

/* ── Page header ───────────────────────────────── */
.page-header { margin-bottom: 1.75rem; }
.page-header h1 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 800;
  letter-spacing: -.03em;
}

/* ── Event cards ───────────────────────────────── */
.events-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.25rem;
}
.event-card {
  background: var(--surface);
  border-radius: var(--r-md);
  padding: 1.25rem;
  border: 1px solid var(--border);
  box-shadow: var(--sh-sm);
  display: flex;
  flex-direction: column;
  gap: .75rem;
  transition: box-shadow var(--t), transform var(--t);
}
.event-card:hover {
  box-shadow: var(--sh-md);
  transform: translateY(-3px);
}
.event-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: .5rem;
}
.event-title {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.35;
}
.event-badge {
  flex-shrink: 0;
  background: var(--highlight);
  color: var(--accent);
  font-size: .75rem;
  font-weight: 700;
  padding: .2rem .625rem;
  border-radius: 100px;
  border: 1px solid #bfdbfe;
  white-space: nowrap;
}
.event-badge::before { content: "👥 "; }
.event-meta {
  display: flex;
  flex-direction: column;
  gap: .3rem;
}
.meta-item {
  display: flex;
  align-items: center;
  gap: .375rem;
  font-size: .8125rem;
  color: var(--muted);
}
.date-arrow { opacity: .45; margin-inline: .125rem; }
.event-description {
  font-size: .9rem;
  color: var(--muted);
  line-height: 1.55;
  padding-top: .75rem;
  border-top: 1px solid var(--border);
  margin-top: auto;
}
.empty-state {
  color: var(--muted);
  font-style: italic;
  padding: 2rem 0;
}

/* ── Map ───────────────────────────────────────── */
.map-container {
  width: 100%;
  height: clamp(360px, 55vh, 640px);
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--sh-md);
}
.map-popup strong { display: block; margin-bottom: .25rem; font-size: .9375rem; }
.map-popup p { margin: .2rem 0; font-size: .8125rem; color: var(--muted); }

/* ── Calendar ──────────────────────────────────── */
.calendar-wrapper {
  background: var(--surface);
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  box-shadow: var(--sh-sm);
  overflow: hidden;
}
.calendar-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--primary);
  padding: 1rem 1.25rem;
  color: #fff;
}
.calendar-month-label { font-size: 1rem; font-weight: 700; }
.btn-cal-nav {
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.2);
  color: #fff;
  width: 34px;
  height: 34px;
  border-radius: var(--r-sm);
  cursor: pointer;
  font-size: 1.375rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--t);
}
.btn-cal-nav:hover { background: rgba(255,255,255,.22); }
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
  padding: .625rem;
  background: var(--border);
}
.cal-header {
  background: var(--surface);
  text-align: center;
  font-size: .6875rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: .5rem .25rem;
}
.cal-cell {
  background: var(--surface);
  min-height: 82px;
  padding: .375rem;
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.cal-empty { background: #f8fafc; }
.cal-cell.has-events { background: var(--highlight); }
.cal-cell.is-today { box-shadow: inset 0 0 0 2px var(--accent); }
.cal-day-num {
  font-size: .8125rem;
  font-weight: 600;
  color: var(--muted);
  display: block;
}
.cal-cell.has-events .cal-day-num { color: var(--accent); }
.cal-cell.is-today .cal-day-num { color: var(--accent); font-weight: 800; }
.cal-events { display: flex; flex-direction: column; gap: 2px; }
.cal-event-chip {
  background: var(--accent);
  color: #fff;
  font-size: .625rem;
  font-weight: 600;
  padding: .15rem .375rem;
  border-radius: 3px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: default;
  transition: background var(--t);
}
.cal-event-chip:hover { background: var(--accent-dk); }
.cal-event-more {
  font-size: .625rem;
  color: var(--muted);
  padding-left: .25rem;
}

/* ── Footer ────────────────────────────────────── */
.site-footer {
  background: var(--primary);
  color: rgba(255,255,255,.6);
  padding: 1.25rem 0;
  margin-top: auto;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .875rem;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer-inner a { color: rgba(255,255,255,.6); }
.footer-inner a:hover { color: rgba(255,255,255,.9); }

/* ── Responsive ────────────────────────────────── */
@media (max-width: 768px) {
  .main-nav {
    display: none;
    position: absolute;
    top: var(--nav-h);
    left: 0; right: 0;
    flex-direction: column;
    background: var(--primary-mid);
    padding: .5rem var(--pad);
    box-shadow: var(--sh-lg);
    z-index: 199;
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: .75rem 1rem; }
  .btn-admin { display: none; }
  .nav-toggle { display: flex; }
  .events-grid { grid-template-columns: 1fr; }
  .cal-cell { min-height: 52px; }
  .cal-event-chip { display: none; }
  .cal-cell.has-events::after {
    content: '';
    display: block;
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--accent);
    margin: 2px auto 0;
  }
}
@media (max-width: 480px) {
  .cal-cell { min-height: 40px; padding: .25rem; }
  .cal-header, .cal-day-num { font-size: .625rem; }
}