:root {
  --bg: #f5f3ef;
  --paper: #ffffff;
  --ink: #171717;
  --muted: #5f6f7d;
  --line: #d6dee6;
  --accent: #004876;
  --accent-2: #fe8f00;
  --secondary: #1391cc;
  --blue-soft: #9fb9d0;
  --grey-blue: #a9b3bf;
  --soft: #eef5fa;
  --shadow: 0 18px 50px rgba(0,0,0,.08);
  --radius: 24px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.5;
}
a { color: inherit; text-decoration: none; }
code { background: #eef5fa; padding: .15rem .35rem; border-radius: .35rem; }

.hero {
  min-height: 74svh;
  background:
    radial-gradient(circle at 20% 20%, rgba(254,143,0,.28), transparent 28rem),
    radial-gradient(circle at 80% 10%, rgba(19,145,204,.30), transparent 24rem),
    linear-gradient(135deg, #004876, #062f4c 60%, #021b2c);
  color: #fff;
  padding: 24px;
  display: grid;
  grid-template-rows: auto 1fr;
}
.topbar {
  max-width: 1180px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
}
.brand { font-weight: 800; letter-spacing: -.02em; font-size: clamp(1.1rem, 2vw, 1.4rem); }
.brand span { color: var(--accent-2); }
.toplinks { display: flex; gap: 18px; color: rgba(255,255,255,.76); font-size: .95rem; }
.toplinks a:hover { color: #fff; }
.hero-content {
  max-width: 1180px;
  width: 100%;
  margin: auto;
  padding: 8vh 0;
}
.eyebrow {
  margin: 0 0 14px;
  text-transform: uppercase;
  letter-spacing: .14em;
  font-size: .78rem;
  font-weight: 800;
  color: var(--accent-2);
}
h1, h2, h3, p { margin-top: 0; }
h1 {
  max-width: 920px;
  font-size: clamp(3rem, 10vw, 8.5rem);
  line-height: .88;
  letter-spacing: -.08em;
  margin-bottom: 28px;
}
.lead {
  max-width: 680px;
  color: rgba(255,255,255,.78);
  font-size: clamp(1.1rem, 2vw, 1.45rem);
}
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 36px; }
.button {
  border: 0;
  border-radius: 999px;
  padding: .85rem 1.2rem;
  font-weight: 800;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.button.primary { background: var(--accent-2); color: #171717; }
.button.ghost { background: rgba(255,255,255,.12); color: #fff; border: 1px solid rgba(255,255,255,.22); }
.button.reset { background: var(--accent); color: #fff; min-height: 46px; align-self: end; }

.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 72px 24px;
}
.intro {
  display: grid;
  grid-template-columns: minmax(240px, 38%) 1fr;
  gap: clamp(24px, 5vw, 80px);
  align-items: start;
}
h2 {
  font-size: clamp(2rem, 5vw, 4.5rem);
  line-height: .95;
  letter-spacing: -.06em;
  margin-bottom: 0;
}
.intro > p { font-size: 1.12rem; color: var(--muted); max-width: 720px; }
.section-head {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: end;
  margin-bottom: 28px;
}
.count { color: var(--muted); margin-bottom: 6px; }
.count span { color: var(--ink); font-weight: 900; }

.filters {
  position: sticky;
  top: 0;
  z-index: 3;
  display: grid;
  grid-template-columns: 1.4fr .75fr .75fr auto;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 6px);
  background: rgba(255,255,255,.88);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
  margin-bottom: 20px;
}
.filters label { display: grid; gap: 6px; font-size: .78rem; font-weight: 800; color: var(--muted); }
.filters input, .filters select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: .75rem .9rem;
  min-height: 46px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}
.view-switch { display: flex; gap: 8px; margin: 22px 0; }
.view-switch button {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  padding: .7rem 1rem;
  font-weight: 800;
  cursor: pointer;
}
.view-switch button.active { background: var(--accent); color: #fff; border-color: var(--accent); }

.program-list { display: grid; gap: 18px; }
.now-marker {
  grid-column: 1 / -1;
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 12px;
  margin: 4px 0 2px;
  min-height: 34px;
}
.now-line {
  display: block;
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, var(--accent-2) 10%, var(--accent-2));
}
.now-dot {
  position: absolute;
  left: 104px;
  top: 50%;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background: var(--accent-2);
  box-shadow: 0 0 0 6px rgba(254,143,0,.18);
}
.now-label {
  background: var(--accent-2);
  color: #111;
  border-radius: 999px;
  padding: .42rem .72rem;
  font-size: .78rem;
  font-weight: 900;
  white-space: nowrap;
  box-shadow: 0 8px 22px rgba(254,143,0,.22);
}

.program-group {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 18px;
  align-items: start;
}
.program-group > h3 {
  position: sticky;
  top: 122px;
  background: var(--accent);
  color: #fff;
  border-radius: 999px;
  padding: .75rem .9rem;
  text-align: center;
  font-size: 1rem;
}
.cards { display: grid; gap: 12px; }
.event-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 8px 28px rgba(0,72,118,.075);
}
.event-summary {
  width: 100%;
  border: 0;
  background: transparent;
  cursor: pointer;
  text-align: left;
  padding: 18px;
  display: grid;
  grid-template-columns: 96px 1fr minmax(190px, 25%) 28px;
  gap: 16px;
  align-items: center;
  color: inherit;
}
.time strong { display: block; font-size: 1.2rem; }
.time small { display: block; color: var(--muted); font-size: .8rem; }
.copy { display: grid; gap: 2px; }
.copy strong { font-size: 1.08rem; letter-spacing: -.02em; }
.copy em { font-style: normal; color: var(--muted); }
.meta { color: var(--secondary); font-weight: 900; font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; }
.room { color: var(--muted); font-weight: 700; font-size: .92rem; }
.plus { width: 28px; height: 28px; border-radius: 50%; background: var(--soft); border: 1px solid var(--blue-soft); display: grid; place-items: center; font-weight: 900; }
.event-card.open .plus { transform: rotate(45deg); background: var(--accent-2); color: #111; border-color: var(--accent-2); }
.event-detail { padding: 0 18px 18px 130px; color: var(--muted); }
.event-detail p { max-width: 760px; }
dl { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 12px 0; }
dt { font-size: .75rem; color: var(--muted); font-weight: 900; text-transform: uppercase; letter-spacing: .08em; }
dd { margin: 0; color: var(--ink); font-weight: 700; }
.tags { display: flex; gap: 8px; flex-wrap: wrap; }
.tags span { background: var(--soft); color: var(--accent); border: 1px solid var(--blue-soft); border-radius: 999px; padding: .35rem .65rem; font-size: .82rem; font-weight: 800; }
.empty { padding: 24px; background: #fff; border-radius: var(--radius); border: 1px solid var(--line); }

.location-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 28px; }
.location-grid article { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.location-grid h3 { font-size: 1.8rem; margin-bottom: 8px; }
.location-grid p { color: var(--muted); margin-bottom: 0; }
.footer { padding: 36px 24px; text-align: center; color: var(--muted); }

@media (max-width: 860px) {
  .topbar { align-items: flex-start; }
  .toplinks { display: none; }
  .hero { min-height: 64svh; }
  .intro, .program-group, .location-grid { grid-template-columns: 1fr; }
  .filters { position: static; grid-template-columns: 1fr; }
  .program-group > h3 { position: static; text-align: left; width: fit-content; }
  .event-summary { grid-template-columns: 1fr 28px; gap: 10px; }
  .time, .copy, .room { grid-column: 1; }
  .plus { grid-column: 2; grid-row: 1; }
  .event-detail { padding: 0 18px 18px; }
  .now-marker { grid-template-columns: 1fr; gap: 8px; }
  .now-line { width: 100%; }
  .now-dot { left: 12px; }
  .now-label { justify-self: start; white-space: normal; }
  dl { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .hero, .section { padding-left: 16px; padding-right: 16px; }
  h1 { font-size: clamp(2.75rem, 16vw, 4.6rem); }
  .hero-actions, .view-switch { flex-direction: column; }
  .button, .view-switch button { width: 100%; }
}


/* Angepasstes Farbkonzept: Hauptfarbe #004876, Sekundärfarbe #1391cc, Akzent #fe8f00 */
.event-card.open { border-color: var(--blue-soft); }
.event-summary:hover { background: linear-gradient(90deg, rgba(19,145,204,.08), transparent); }
.filters input:focus, .filters select:focus { outline: 2px solid rgba(19,145,204,.35); border-color: var(--secondary); }
.view-switch button:hover { border-color: var(--secondary); color: var(--accent); }
.view-switch button.active:hover { color: #fff; }