:root {
  color-scheme: light;
  --bg: #f6f1e8;
  --panel: #fffaf3;
  --panel-strong: #fff;
  --text: #1f2430;
  --muted: #5f687a;
  --accent: #2f6fed;
  --accent-soft: rgba(47, 111, 237, 0.12);
  --border: rgba(31, 36, 48, 0.09);
  --shadow: 0 18px 50px rgba(31, 36, 48, 0.08);
  --radius: 24px;
  --radius-sm: 14px;
  --max: 1100px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(47, 111, 237, 0.08), transparent 30%),
    linear-gradient(180deg, #fbf8f2 0%, #f4efe5 100%);
  color: var(--text);
}

button,
select {
  font: inherit;
}

.shell {
  width: min(calc(100% - 2rem), var(--max));
  margin: 0 auto;
  padding: 2rem 0 3rem;
}

.hero {
  padding: 2rem 0 1rem;
}

.eyebrow {
  margin: 0 0 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  color: var(--muted);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4.75rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
  margin-bottom: 1rem;
}

.lede {
  max-width: 42rem;
  font-size: 1.08rem;
  line-height: 1.65;
  color: var(--muted);
  margin-bottom: 1.25rem;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.countdowns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.countdown {
  background: var(--panel-strong);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1rem 1.1rem;
  box-shadow: var(--shadow);
  display: grid;
  gap: 0.2rem;
}

.countdown .label {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.countdown .value {
  font-size: clamp(1.75rem, 3.5vw, 2.4rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

.countdown .unit {
  font-size: 0.95rem;
  color: var(--muted);
}

.countdown.is-active {
  border-color: rgba(47, 111, 237, 0.45);
  background: linear-gradient(180deg, rgba(47, 111, 237, 0.08), var(--panel-strong) 70%);
}

.countdown.is-past .value {
  color: var(--muted);
}

.hero-meta .pill,
.status-pill,
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--muted);
  box-shadow: var(--shadow);
}

main {
  display: grid;
  gap: 1rem;
}

.panel {
  background: rgba(255, 250, 243, 0.88);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem;
}

.controls {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  align-items: end;
}

.segmented {
  display: inline-flex;
  gap: 0.25rem;
  padding: 0.25rem;
  border-radius: 999px;
  background: rgba(31, 36, 48, 0.04);
}

.segmented-button {
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 0.7rem 1rem;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 0.18s ease, background 0.18s ease, color 0.18s ease;
}

.segmented-button:hover {
  transform: translateY(-1px);
}

.segmented-button.is-active {
  background: var(--panel-strong);
  color: var(--text);
  box-shadow: 0 10px 30px rgba(31, 36, 48, 0.08);
}

.day-picker {
  display: grid;
  gap: 0.35rem;
  min-width: min(100%, 280px);
  color: var(--muted);
}

.day-picker span {
  font-size: 0.9rem;
}

.day-picker select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 0.8rem 0.9rem;
  background: var(--panel-strong);
  color: var(--text);
}

.stack {
  display: grid;
  gap: 1rem;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 1rem;
  margin-bottom: 1rem;
}

.section-heading h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 0;
}

.week-grid {
  display: grid;
  gap: 1rem;
}

.week-card {
  border-radius: var(--radius);
  background: var(--panel-strong);
  border: 1px solid var(--border);
  padding: 1rem;
}

.week-card h3 {
  margin-bottom: 0.35rem;
}

.card-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.85rem;
}

.day-card,
.day-detail,
.faq-item {
  background: var(--panel-strong);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1rem;
}

.day-card {
  cursor: pointer;
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.day-card:hover,
.day-card.is-selected {
  transform: translateY(-2px);
  border-color: rgba(47, 111, 237, 0.35);
}

.day-card .meta,
.day-detail .meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.badge {
  box-shadow: none;
  background: var(--accent-soft);
  color: var(--accent);
  border-color: rgba(47, 111, 237, 0.18);
}

.day-list,
.faq-list {
  display: grid;
  gap: 0.75rem;
}

.item-list {
  margin: 0.85rem 0 0;
  padding-left: 1.15rem;
  color: var(--muted);
}

.day-detail h3,
.day-card h4 {
  margin-bottom: 0.4rem;
}

.day-detail p,
.day-card p {
  color: var(--muted);
  line-height: 1.6;
}

.footer {
  padding: 1.5rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 720px) {
  .shell {
    width: min(calc(100% - 1rem), var(--max));
    padding-top: 0.5rem;
  }

  .panel {
    padding: 1rem;
  }

  h1 {
    font-size: clamp(2.25rem, 11vw, 3.5rem);
  }

  .controls {
    align-items: stretch;
  }

  .segmented,
  .segmented-button {
    width: 100%;
    justify-content: center;
  }
}