/* Treasure Coast Water Help — shared styles.
   Layout: a neighbor's guide in lagoon colors. Dark header band, big condensed headline,
   one taped index card with a real checklist, prose instead of card grids, orange call button. */
:root {
  --paper: #f4f7f8;
  --card: #ffffff;
  --ink: #0f2a33;
  --soft: #4a6169;
  --rule: #d6e1e4;
  --sea: #0e5c6e;
  --marker: #d9531a;
  --marker-ink: #ffffff;
  --highlight: #cfe7ec;
  --tape: rgba(14, 92, 110, 0.22);
  --band: #0f2a33;
  --band-ink: #f4f7f8;
  --band-accent: #7fd0de;
  --serif: "Barlow Condensed", "Arial Narrow", "Roboto Condensed", sans-serif;
  --sans: "Atkinson Hyperlegible", "Segoe UI", system-ui, sans-serif;
  --hand: "Caveat", "Bradley Hand", "Segoe Print", cursive;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0b1c22; --card: #10262d; --ink: #e6f0f2; --soft: #9db3ba;
    --rule: #1f3b44; --sea: #5fb7c9; --marker: #ef6a2e; --marker-ink: #1a0b03;
    --highlight: #1d4a55; --tape: rgba(95, 183, 201, 0.3); --band: #071419; --band-ink: #e6f0f2;
    --band-accent: #7fd0de; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #0b1c22; --card: #10262d; --ink: #e6f0f2; --soft: #9db3ba;
  --rule: #1f3b44; --sea: #5fb7c9; --marker: #ef6a2e; --marker-ink: #1a0b03;
  --highlight: #1d4a55; --tape: rgba(95, 183, 201, 0.3); --band: #071419; --band-ink: #e6f0f2;
  --band-accent: #7fd0de; color-scheme: dark;
}

* { box-sizing: border-box; }
img { max-width: 100%; }
[hidden] { display: none !important; }
body {
  margin: 0;
  background: var(--paper); color: var(--ink);
  font-family: var(--sans); font-size: 18px; line-height: 1.65;
  padding-bottom: 84px;
}
.page {
  max-width: 980px; margin: 0 auto;
  padding-left: max(20px, env(safe-area-inset-left, 0px));
  padding-right: max(20px, env(safe-area-inset-right, 0px));
}
h1, h2, h3 { font-family: var(--serif); font-weight: 700; line-height: 1.04; text-wrap: balance; margin: 0; letter-spacing: 0.01em; }
h1 { font-size: clamp(2.7rem, 7vw, 4.4rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.4rem); }
h3 { font-size: 1.35rem; }
p { margin: 0; }
a { color: var(--sea); }
:focus-visible { outline: 3px solid var(--sea); outline-offset: 3px; border-radius: 4px; }
mark { background: linear-gradient(transparent 55%, var(--highlight) 55%); color: inherit; padding: 0 2px; }
.hand { font-family: var(--hand); font-weight: 700; color: var(--sea); font-size: 1.5rem; line-height: 1; }

/* header band */
.topband { background: var(--band); color: var(--band-ink); position: sticky; top: env(safe-area-inset-top, 0px); z-index: 4; }
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 10; background: var(--band); }
.top { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px 20px; padding-block: 12px; }
.wordmark { font-family: var(--serif); font-weight: 700; font-size: 1.35rem; letter-spacing: 0.02em; color: var(--band-ink); text-decoration: none; }
.wordmark span { color: var(--band-accent); }
.top-num { color: var(--band-ink); text-decoration: none; font-weight: 700; font-variant-numeric: tabular-nums; }
.top-num span { font-weight: 400; opacity: 0.75; }

/* breadcrumbs */
.crumbs { padding-top: 20px; font-size: 0.92rem; color: var(--soft); }
.crumbs a { color: var(--soft); }

/* opening */
.open { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); gap: 48px; align-items: start; padding-block: 52px 56px; }
.crumbs + .open { padding-top: 28px; }
.open-text { display: grid; gap: 22px; }
.open-text .intro { font-size: 1.15rem; color: var(--soft); max-width: 46ch; }
.call {
  justify-self: start; display: inline-flex; align-items: baseline; gap: 12px; flex-wrap: wrap;
  background: var(--marker); color: var(--marker-ink); text-decoration: none;
  padding: 14px 22px; border-radius: 10px;
  font-weight: 700; font-size: 1.05rem;
}
.call strong { font-family: var(--serif); font-weight: 700; font-size: 1.9rem; letter-spacing: 0.02em; font-variant-numeric: tabular-nums; }
.under-call { display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: center; font-size: 0.95rem; color: var(--soft); }
.copy { font: inherit; color: var(--sea); background: none; border: 0; padding: 0; text-decoration: underline; cursor: pointer; }
.placeholder { font-size: 0.85rem; color: var(--soft); font-style: italic; }

/* index card */
.card-wrap { position: relative; padding-top: 18px; }
.card-wrap .hand { position: absolute; top: -14px; left: 6px; transform: rotate(-4deg); }
.card {
  position: relative; background: var(--card); border: 1px solid var(--rule); border-radius: 4px;
  padding: 30px 24px 22px; transform: rotate(1.2deg);
  box-shadow: 0 1px 0 var(--rule), 0 10px 24px -18px rgba(0,0,0,0.35);
  background-image: repeating-linear-gradient(var(--card) 0 31px, var(--rule) 31px 32px);
  background-position: 0 56px;
}
.card::before {
  content: ""; position: absolute; top: -11px; left: 50%; width: 92px; height: 24px; margin-left: -46px;
  background: var(--tape); transform: rotate(-3deg);
}
.card h2 { font-size: 1.6rem; margin-bottom: 10px; }
.check { list-style: none; margin: 0; padding: 0; display: grid; }
.check li { line-height: 1.45; }
.check label { display: grid; grid-template-columns: 24px minmax(0, 1fr); gap: 10px; align-items: start; padding-block: 6px; cursor: pointer; font-size: 1rem; }
.check input { width: 20px; height: 20px; margin: 3px 0 0; accent-color: var(--sea); }
.check input:checked + span { text-decoration: line-through; color: var(--soft); }
.check small { display: block; color: var(--soft); font-size: 0.88rem; }

/* prose sections */
.prose { display: grid; gap: 18px; max-width: 66ch; padding-block: 44px; border-top: 1px solid var(--rule); }
.prose p { color: var(--ink); }
.prose .aside { color: var(--soft); }
.towns { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 14px 28px; max-width: none; }
.town b { font-family: var(--serif); font-weight: 700; font-size: 1.35rem; display: block; }
.town b a { color: inherit; text-decoration-color: var(--sea); text-underline-offset: 4px; }
.town span { font-size: 0.88rem; color: var(--soft); font-variant-numeric: tabular-nums; }

/* local notes: problem / what it looks like */
.notes { display: grid; gap: 0; margin: 0; }
.note { display: grid; grid-template-columns: minmax(0, 13rem) minmax(0, 1fr); gap: 6px 24px; padding-block: 16px; border-top: 1px solid var(--rule); }
.note:last-child { border-bottom: 1px solid var(--rule); }
.note dt { font-family: var(--serif); font-weight: 700; font-size: 1.3rem; line-height: 1.15; }
.note dd { margin: 0; color: var(--soft); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 0; padding: 0; }
.chips li { background: var(--highlight); padding: 4px 12px; border-radius: 999px; font-size: 0.95rem; }

/* faq */
.faq { display: grid; gap: 0; }
details { border-bottom: 1px solid var(--rule); padding-block: 14px; }
details:first-child { border-top: 1px solid var(--rule); }
summary { cursor: pointer; font-weight: 700; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--sea); font-size: 1.3rem; line-height: 1; }
details[open] summary::after { content: "−"; }
details p { margin-top: 8px; color: var(--soft); }

footer { padding-block: 36px 28px; border-top: 1px solid var(--rule); display: grid; gap: 10px; font-size: 0.92rem; color: var(--soft); max-width: 78ch; }
footer strong { color: var(--ink); }

/* phone call bar */
.bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 5;
  background: var(--marker); color: var(--marker-ink); text-decoration: none;
  padding-block: 14px calc(14px + env(safe-area-inset-bottom, 0px));
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
  text-align: center; font-weight: 700; font-size: 1.1rem; font-variant-numeric: tabular-nums;
  border-top: 1px solid rgba(0,0,0,0.12);
}
@media (min-width: 780px) { .bar { display: none; } body { padding-bottom: 0; } }
@media (max-width: 780px) {
  .open { grid-template-columns: minmax(0, 1fr); gap: 40px; padding-block: 36px 44px; }
  .card { transform: rotate(0.6deg); }
  .note { grid-template-columns: minmax(0, 1fr); }
}
@media (prefers-reduced-motion: reduce) { .card, .card-wrap .hand { transform: none; } }