:root {
  --bg: #f5f3eb;
  --ink: #1f2420;
  --muted: #5d645f;
  --surface: #fffdf7;
  --surface-2: #f0ece0;
  --line: #d6d0c2;
  --accent: #1b6f63;
  --accent-soft: #cfe9e4;
  --shadow: 0 10px 28px rgba(31, 36, 32, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", "Segoe UI", sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at 10% 10%, #fff7d9 0%, var(--bg) 45%, #ece6d8 100%);
}

.bg-shape {
  position: fixed;
  z-index: -1;
  border-radius: 50%;
  opacity: 0.45;
  filter: blur(20px);
}

.bg-shape--1 {
  width: 260px;
  height: 260px;
  top: -90px;
  right: -80px;
  background: #b4dfc3;
}

.bg-shape--2 {
  width: 220px;
  height: 220px;
  left: -100px;
  bottom: 60px;
  background: #c9d9ff;
}

.app {
  width: min(860px, 92vw);
  margin: 24px auto 36px;
  display: grid;
  gap: 18px;
}

.hero {
  background: linear-gradient(140deg, #fffef7 0%, #f5efde 100%);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 20px;
  box-shadow: var(--shadow);
}

.hero__logo {
  width: 78px;
  height: 78px;
  object-fit: contain;
  display: block;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--line);
  padding: 8px;
}

.hero__kicker {
  margin: 14px 0 6px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.09em;
  font-size: 0.76rem;
  font-weight: 700;
}

.hero h1 {
  margin: 0;
  font-family: "Fraunces", "Georgia", serif;
  font-size: clamp(1.6rem, 4.6vw, 2.3rem);
  line-height: 1.1;
}

.hero__subtitle {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 16px;
  box-shadow: var(--shadow);
}

.panel__head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: baseline;
  border-bottom: 1px dashed var(--line);
  padding-bottom: 10px;
  margin-bottom: 12px;
}

.panel h2 {
  margin: 0;
  font-size: 1.1rem;
}

.panel__meta {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.day-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.filter {
  position: relative;
}

.filter__button {
  border: 1px solid var(--line);
  background: #fff;
  color: #3b413d;
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
}

.filter__button:hover {
  background: #f9f6ed;
}

.filter__button[aria-expanded="true"] {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(27, 111, 99, 0.15);
}

.filter__menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 240px;
  max-height: 220px;
  overflow: auto;
  z-index: 10;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: var(--shadow);
  padding: 6px;
}

.filter__item {
  width: 100%;
  border: 0;
  background: transparent;
  text-align: left;
  padding: 8px 10px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.84rem;
  color: #37403a;
}

.filter__item:hover {
  background: #f6f2e7;
}

.filter__item.is-selected {
  background: var(--accent-soft);
  color: #144b42;
  font-weight: 700;
}

.day-tab {
  border: 1px solid var(--line);
  background: #fffcf4;
  color: #454c47;
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
}

.day-tab:hover {
  background: #f3edde;
}

.day-tab[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: #f7fffd;
}

.timeline {
  display: grid;
  gap: 10px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: clip;
  background: #fff;
}

.card__toggle {
  width: 100%;
  border: 0;
  background: transparent;
  padding: 12px;
  display: grid;
  grid-template-columns: 92px 1fr 22px;
  gap: 12px;
  text-align: left;
  align-items: center;
  cursor: pointer;
}

.card__toggle:hover {
  background: #f9f6ed;
}

.card__time {
  color: #36413d;
  font-weight: 700;
  font-size: 0.86rem;
}

.card__content {
  display: grid;
  gap: 5px;
}

.card__type {
  width: max-content;
  font-size: 0.67rem;
  line-height: 1;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 999px;
  padding: 5px 9px;
  background: var(--surface-2);
  color: #544e42;
  border: 1px solid #dbd3c1;
  font-weight: 700;
}

.card__title {
  font-weight: 700;
  line-height: 1.25;
}

.card__venue {
  color: var(--muted);
  font-size: 0.82rem;
}

.card__icon {
  font-size: 1.2rem;
  color: var(--muted);
  text-align: center;
  transition: transform 220ms ease;
}

.card__details {
  border-top: 0;
  background: #fcfaf3;
  padding: 0 12px;
  display: block;
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: max-height 260ms ease, opacity 180ms ease, padding 260ms ease, border-top-color 200ms ease;
}

.card__details[hidden] {
  display: none;
}

.card.is-open .card__icon {
  transform: rotate(45deg);
}

.card.is-open .card__details {
  border-top: 1px solid var(--line);
  padding: 12px;
  max-height: 320px;
  opacity: 1;
}

.card__details p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.4;
}

.card__details p + p {
  margin-top: 8px;
}

.card__info::before {
  content: "Detalle: ";
  font-weight: 700;
}

.card__participants::before {
  content: "Participantes: ";
  font-weight: 700;
}

.card[data-type="APERTURA"] .card__type {
  background: #d8f3e8;
  border-color: #add9c8;
  color: #18533f;
}

.card[data-type="CONVERSATORIO"] .card__type,
.card[data-type*="CONVERSATORIO"] .card__type {
  background: #e1e8ff;
  border-color: #b9c8f5;
  color: #243d88;
}

.card[data-type*="MUSICAL"] .card__type,
.card[data-type*="MÚSICA"] .card__type,
.card[data-type*="ORALIDAD"] .card__type {
  background: #ffe3cf;
  border-color: #f1c5a8;
  color: #7f3f12;
}

.message {
  border: 1px dashed var(--line);
  border-radius: 12px;
  background: #fff;
  padding: 18px;
  color: var(--muted);
}

.site-footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.86rem;
  padding: 4px 0 12px;
}

.site-footer p {
  margin: 0;
}

@media (max-width: 640px) {
  .app {
    width: min(760px, 94vw);
    margin-top: 16px;
  }

  .hero,
  .panel {
    border-radius: 16px;
  }

  .card__toggle {
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "time icon"
      "content content";
  }

  .card__time {
    grid-area: time;
  }

  .card__content {
    grid-area: content;
  }

  .card__icon {
    grid-area: icon;
  }

  .day-tab {
    font-size: 0.78rem;
  }

  .filter__button {
    font-size: 0.78rem;
  }

  .filter__menu {
    min-width: 210px;
  }
}