:root {
  --ink: #10243a;
  --paper: #f4f1ea;
  --card: #ffffff;
  --accent: #0e6b7c;
  --accent-dark: #094c58;
  --high: #0e6b7c;
  --low: #b0562a;
  --muted: #5a6470;
  --line: #d8d2c4;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.5;
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 1.5rem 1rem 3rem;
}

.hero { border-bottom: 3px solid var(--accent); padding-bottom: 1rem; }

.kicker {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  color: var(--accent-dark);
  font-family: Verdana, sans-serif;
}

h1 { font-size: 1.9rem; margin: 0.35rem 0 0.25rem; }
h2 { font-size: 1.25rem; margin: 1.75rem 0 0.75rem; }

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

.tide-list { list-style: none; margin: 0; padding: 0; }

.tide-row {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.7rem 1rem;
  margin-bottom: 0.5rem;
}

.tide-row .type {
  font-family: Verdana, sans-serif;
  font-size: 0.8rem;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.type.high { color: var(--high); }
.type.low { color: var(--low); }

.tide-row .time { font-size: 1.15rem; font-weight: bold; }
.tide-row .height { margin-left: auto; color: var(--muted); font-size: 0.95rem; white-space: nowrap; }

.day { background: var(--card); border: 1px solid var(--line); border-radius: 8px; margin-bottom: 0.6rem; }
.day h3 {
  margin: 0;
  padding: 0.6rem 1rem;
  background: #e7efe9;
  border-radius: 8px 8px 0 0;
  font-size: 1rem;
  font-family: Verdana, sans-serif;
}
.day .tide-list { padding: 0.4rem 0.5rem 0.5rem; }
.day .tide-row { margin-bottom: 0.35rem; }

.muted { color: var(--muted); }
.error {
  background: #fbeee6;
  border: 1px solid var(--low);
  border-radius: 8px;
  padding: 0.75rem 1rem;
}

.footer {
  margin-top: 2.5rem;
  border-top: 1px solid var(--line);
  padding-top: 1rem;
  color: var(--muted);
  font-size: 0.85rem;
}
.footer a { color: var(--accent-dark); }

a:focus-visible, button:focus-visible {
  outline: 3px solid var(--accent-dark);
  outline-offset: 2px;
}

@media (max-width: 480px) {
  h1 { font-size: 1.45rem; }
  .tide-row { flex-wrap: wrap; }
  .tide-row .height { margin-left: 0; width: 100%; }
}