:root {
  --bg: #f3f7fa;
  --ink: #0f2733;
  --ink-soft: #4a6573;
  --card: #ffffff;
  --line: #e2ecf2;
  --ocean: #0a8ca8;
  --ocean-deep: #075e72;
  --sun: #ffb43a;
  --epic: #1bbf7a;
  --good: #2fa4d6;
  --fair: #f1a83a;
  --poor: #c75a5a;
  --shadow: 0 8px 24px rgba(8, 60, 80, 0.08);
  --radius: 16px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

/* Prevent author display values from overriding the hidden attribute */
[hidden] { display: none !important; }

body {
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background: linear-gradient(160deg, #0a8ca8 0%, #075e72 55%, #064a5c 100%);
  color: #fff;
  padding: 2.6rem 1.25rem 3.2rem;
  overflow: hidden;
}
.hero-inner { max-width: 960px; margin: 0 auto; position: relative; z-index: 2; }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
  font-weight: 600;
  opacity: 0.85;
}
.hero h1 {
  font-size: clamp(1.8rem, 6vw, 2.8rem);
  font-weight: 800;
  margin: 0.3rem 0 0.4rem;
  letter-spacing: -0.02em;
}
.subtitle { font-size: 1rem; opacity: 0.92; max-width: 32rem; }
.meta {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.2rem;
  font-size: 0.85rem;
  opacity: 0.9;
}
.meta span { display: inline-flex; align-items: center; gap: 0.35rem; }
.wave-divider {
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  height: 40px;
  background:
    radial-gradient(circle at 20px -8px, transparent 18px, var(--bg) 19px) repeat-x;
  background-size: 40px 40px;
  z-index: 1;
}

/* ---------- Layout ---------- */
main { max-width: 960px; margin: 0 auto; padding: 1.5rem 1rem 2rem; }

.loading { text-align: center; padding: 4rem 1rem; color: var(--ink-soft); }
.spinner {
  width: 38px; height: 38px; margin: 0 auto 1rem;
  border: 4px solid var(--line);
  border-top-color: var(--ocean);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.error {
  background: #fdecec; color: #9c3030;
  border: 1px solid #f3c6c6; border-radius: var(--radius);
  padding: 1rem 1.25rem; text-align: center;
}

.days { display: flex; flex-direction: column; gap: 1rem; }

/* ---------- Day card ---------- */
.day-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.day-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 1rem 1.1rem;
  cursor: pointer;
  user-select: none;
}
.day-head:hover { background: #f7fbfd; }
.day-date .dow { font-weight: 700; font-size: 1.05rem; }
.day-date .swell { color: var(--ink-soft); font-size: 0.82rem; margin-top: 0.1rem; }

.best-pill {
  display: flex; align-items: center; gap: 0.6rem;
  background: linear-gradient(135deg, #e9fbf3, #def6ff);
  border: 1px solid #c5ecdd;
  border-radius: 999px;
  padding: 0.45rem 0.85rem;
  max-width: 60%;
}
.best-pill .star { font-size: 1.1rem; line-height: 1; }
.best-pill .bp-text { min-width: 0; }
.best-pill .bp-label { font-size: 0.62rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-soft); font-weight: 600; }
.best-pill .bp-name { font-weight: 700; font-size: 0.92rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.chev { color: var(--ink-soft); transition: transform 0.2s ease; flex-shrink: 0; }
.day-card.open .chev { transform: rotate(180deg); }

.day-body {
  display: none;
  padding: 0 0.7rem 0.8rem;
  border-top: 1px solid var(--line);
}
.day-card.open .day-body { display: block; }

/* ---------- Spot rows ---------- */
.spot-row {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  align-items: center;
  gap: 0.8rem;
  padding: 0.7rem 0.5rem;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
}
.spot-row:last-child { border-bottom: none; }
.spot-row:hover { background: #f7fbfd; border-radius: 10px; }
.spot-row.is-best { background: linear-gradient(90deg, #f0fcf6, transparent); }

.rank {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 12px;
  font-weight: 800; font-size: 1.05rem; color: #fff;
}
.spot-main .name { font-weight: 600; }
.spot-main .name .crown { margin-left: 0.3rem; }
.spot-main .cond {
  font-size: 0.78rem; color: var(--ink-soft);
  display: flex; flex-wrap: wrap; gap: 0.15rem 0.7rem; margin-top: 0.15rem;
}
.spot-right { text-align: right; }
.spot-right .lab { font-size: 0.7rem; font-weight: 600; }
.spot-right .time { font-size: 0.72rem; color: var(--ink-soft); }

/* rating colours via data attr handled in JS inline; helpers below */
.r-epic { background: var(--epic); }
.r-good { background: var(--good); }
.r-fair { background: var(--fair); }
.r-poor { background: var(--poor); }
.t-epic { color: var(--epic); }
.t-good { color: var(--good); }
.t-fair { color: var(--fair); }
.t-poor { color: var(--poor); }

/* ---------- Modal ---------- */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(8, 40, 52, 0.55);
  display: flex; align-items: flex-end; justify-content: center;
  padding: 0; z-index: 50;
}
.modal {
  background: #fff;
  border-radius: 18px 18px 0 0;
  width: 100%; max-width: 520px;
  padding: 1.4rem 1.3rem 1.8rem;
  position: relative;
  max-height: 85vh; overflow-y: auto;
  animation: slideup 0.25s ease;
}
@keyframes slideup { from { transform: translateY(40px); opacity: 0; } to { transform: none; opacity: 1; } }
.modal-close {
  position: absolute; top: 0.7rem; right: 0.9rem;
  background: none; border: none; font-size: 1.8rem; line-height: 1;
  color: var(--ink-soft); cursor: pointer;
}
.modal h2 { font-size: 1.3rem; margin-bottom: 0.2rem; }
.modal .skill-tag {
  display: inline-block; font-size: 0.72rem; font-weight: 600;
  background: #eef5f8; color: var(--ocean-deep);
  padding: 0.2rem 0.6rem; border-radius: 999px; margin-bottom: 0.7rem;
}
.modal .desc { color: var(--ink-soft); margin-bottom: 1.1rem; }
.stat-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.7rem;
}
.stat {
  background: var(--bg); border: 1px solid var(--line);
  border-radius: 12px; padding: 0.7rem 0.8rem;
}
.stat .k { font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-soft); font-weight: 600; }
.stat .v { font-size: 1.1rem; font-weight: 700; margin-top: 0.15rem; }
.rating-bar { margin-top: 1.1rem; }
.rating-bar .track { height: 10px; background: var(--line); border-radius: 999px; overflow: hidden; }
.rating-bar .fill { height: 100%; border-radius: 999px; }

/* ---------- Footer ---------- */
.footer {
  max-width: 960px; margin: 0 auto;
  padding: 1.5rem 1.25rem 2.5rem;
  text-align: center; color: var(--ink-soft); font-size: 0.8rem;
}
.footer .source { margin-top: 0.4rem; opacity: 0.8; }

@media (min-width: 640px) {
  .modal-backdrop { align-items: center; }
  .modal { border-radius: 18px; }
}