/* ─── The Pool Hopper — shared site styles ─── */
:root {
  --primary:      #0D9488;
  --primary-dark: #0F766E;
  --accent:       #2DD4BF;
  --bg:           #F0FDFA;
  --surface:      #FFFFFF;
  --text:         #134E4A;
  --text-muted:   #0F766E;
  --border:       #99F6E4;
}

*, *::before, *::after { box-sizing: border-box; }

body {
  font-family: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  margin: 0;
  padding: 0;
  line-height: 1.7;
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 20px 80px;
}

/* ── Brand / nav ── */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: var(--primary-dark);
  text-decoration: none;
  padding: 28px 0 8px;
}
.brand svg { flex-shrink: 0; }

nav {
  margin: 4px 0 32px;
  font-size: 0.9rem;
}
nav a {
  margin-right: 16px;
  font-weight: 600;
  color: var(--text-muted);
  text-decoration: none;
}
nav a:hover { color: var(--primary-dark); text-decoration: underline; }

/* ── Typography ── */
h1 { font-size: 2rem; font-weight: 800; margin: 8px 0 4px; color: var(--primary-dark); }
h2 { font-size: 1.2rem; font-weight: 700; color: var(--primary-dark); margin-top: 0; }
h3 { font-size: 1rem; font-weight: 700; color: var(--primary-dark); }
.subtitle { color: var(--text-muted); margin: 0 0 32px; font-size: 1.05rem; }

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Cards ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px 32px;
  margin-bottom: 20px;
  box-shadow: 0 2px 10px rgba(13,148,136,.06);
}

section { margin-bottom: 4px; }

/* ── Button ── */
.button {
  display: inline-block;
  background: var(--primary);
  color: #fff !important;
  padding: 10px 22px;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none !important;
  font-size: 0.95rem;
  transition: background .15s;
}
.button:hover { background: var(--primary-dark); }

/* ── Details / FAQ ── */
details {
  border-top: 1px solid var(--border);
  padding: 14px 0;
}
details:last-child { border-bottom: 1px solid var(--border); }
summary {
  font-weight: 700;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
summary::-webkit-details-marker { display: none; }
summary::after { content: '+'; font-size: 1.3rem; color: var(--primary); flex-shrink: 0; }
details[open] summary::after { content: '−'; }
details p { margin: 10px 0 0; }

/* ── Feature grid (home) ── */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 8px;
}
.feature {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 20px;
}
.feature .icon { font-size: 1.6rem; margin-bottom: 6px; }
.feature h3 { margin: 0 0 4px; font-size: 0.95rem; }
.feature p { margin: 0; font-size: 0.88rem; color: var(--text-muted); }

/* ── Footer ── */
footer {
  text-align: center;
  padding: 32px 20px;
  color: var(--text-muted);
  font-size: 14px;
  border-top: 1px solid var(--border);
  margin-top: 60px;
}
footer a { color: var(--text-muted); font-weight: 600; }