/* ============================================
   Natural Disasters — kid-friendly theme
   ============================================ */

:root {
  --accent: #2e9e44;
  --accent-dark: #1e6e30;
  --accent-soft: #e7f7ea;
  --hero-1: #34c759;
  --hero-2: #1e8e3e;
  --ink: #2d3a45;
  --ink-soft: #5d6f7b;
  --paper: #fdf9f0;
  --card: #ffffff;
  --line: #efe6d8;
}

/* Each disaster type gets its own bright colour scheme */
body[data-part="volcano"] {
  --accent: #e0441f; --accent-dark: #a52c10; --accent-soft: #ffe9e2;
  --hero-1: #ff7b33; --hero-2: #d92b0e; --paper: #fff7f2;
}
body[data-part="earthquake"] {
  --accent: #64748b; --accent-dark: #42506a; --accent-soft: #e6ebf2;
  --hero-1: #94a3b8; --hero-2: #475569; --paper: #f6f8fb;
}
body[data-part="tsunami"] {
  --accent: #1283d8; --accent-dark: #0b5a96; --accent-soft: #e0f1fd;
  --hero-1: #2ec5ff; --hero-2: #0f6cc0; --paper: #f2faff;
}
body[data-part="hurricane"] {
  --accent: #0d9488; --accent-dark: #0a6459; --accent-soft: #dbf5f0;
  --hero-1: #2dd4bf; --hero-2: #0f766e; --paper: #f0fdfa;
}
body[data-part="tornado"] {
  --accent: #7c3aed; --accent-dark: #5b21b6; --accent-soft: #ede9fe;
  --hero-1: #a78bfa; --hero-2: #6d28d9; --paper: #faf7ff;
}
body[data-part="flood"] {
  --accent: #1d4ed8; --accent-dark: #1e3a8a; --accent-soft: #dbeafe;
  --hero-1: #60a5fa; --hero-2: #1d4ed8; --paper: #f2f7ff;
}
body[data-part="wildfire"] {
  --accent: #dc2626; --accent-dark: #991b1b; --accent-soft: #fee2e2;
  --hero-1: #fb923c; --hero-2: #b91c1c; --paper: #fff6f2;
}
body[data-part="drought"] {
  --accent: #d97706; --accent-dark: #92400e; --accent-soft: #fef3c7;
  --hero-1: #fbbf24; --hero-2: #b45309; --paper: #fffaf0;
}
body[data-part="avalanche"] {
  --accent: #0284c7; --accent-dark: #075985; --accent-soft: #e0f2fe;
  --hero-1: #7dd3fc; --hero-2: #0369a1; --paper: #f0f9ff;
}
body[data-part="mudslide"] {
  --accent: #8a5a2b; --accent-dark: #61401c; --accent-soft: #f7ecdd;
  --hero-1: #c98a3d; --hero-2: #7d5320; --paper: #fdf8ef;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Nunito", "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.7;
  font-size: 16px;
}

h1, h2, h3, .logo {
  font-family: "Pacifico", cursive;
  font-weight: 400;
  letter-spacing: 0.5px;
}

.part-nav a, .page-turn a {
  font-family: "Nunito", "Segoe UI", sans-serif;
}

.container { max-width: 1020px; margin: 0 auto; padding: 0 20px; }

/* ---------- Header & navigation ---------- */

.site-header {
  background: #2b3a47;
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 10;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.25);
}

.nav-wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-top: 12px;
  padding-bottom: 12px;
}

.logo {
  color: #fff;
  font-weight: 700;
  font-size: 1.3rem;
  text-decoration: none;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.site-nav a {
  color: #dbe5ec;
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 999px;
  transition: background 0.15s, color 0.15s;
}

.site-nav a:hover { background: rgba(255, 255, 255, 0.15); color: #fff; }
.site-nav a.active { background: var(--accent); color: #fff; }

/* ---------- Hero banner ---------- */

.hero {
  background: linear-gradient(130deg, var(--hero-1), var(--hero-2));
  color: #fff;
  padding: 54px 0 60px;
  text-align: center;
  border-radius: 0 0 40px 40px;
}

.hero h1 { margin: 0 0 12px; font-size: 2.6rem; font-weight: 700; }
.hero p  { margin: 0 auto; max-width: 660px; font-size: 1.15rem; font-weight: 600; opacity: 0.95; }

/* ---------- Slide sub-navigation ---------- */

.part-nav {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin: 30px 0 10px;
}

.part-nav a {
  text-decoration: none;
  color: var(--accent-dark);
  background: #fff;
  border: 2px solid var(--accent);
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: transform 0.15s, background 0.15s;
}

.part-nav a:hover { transform: translateY(-2px); }

.part-nav a.here {
  background: var(--accent);
  color: #fff;
}

/* ---------- Content blocks ---------- */

main { padding-bottom: 50px; }

h2 {
  color: var(--accent-dark);
  margin-top: 42px;
  font-size: 1.5rem;
}

h3 { color: var(--accent-dark); }

.intro { font-size: 1.12rem; font-weight: 600; }

/* ---------- Picture cards with captions ---------- */

.picture-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin: 30px 0;
}

.picture-row.single {
  grid-template-columns: minmax(280px, 420px);
  justify-content: center;
}

figure.picture {
  margin: 0;
  background: var(--card);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 5px 16px rgba(0, 0, 0, 0.12);
  border: 3px solid var(--accent-soft);
  transition: transform 0.15s;
}

figure.picture:hover { transform: translateY(-4px); }

figure.picture img {
  width: 100%;
  height: 185px;
  object-fit: cover;
  display: block;
  background: #e8e0d4;
}

figure.picture.single img { height: 240px; }

figure.picture figcaption {
  padding: 14px 18px;
  font-size: 0.95rem;
  color: var(--ink-soft);
}

.photo-badge {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 999px;
  padding: 2px 12px;
  margin-bottom: 6px;
}

figcaption a { color: var(--accent); font-weight: 700; }

/* ---------- Picture sources box ---------- */

.sources {
  background: #fff;
  border: 3px dashed var(--accent);
  border-radius: 18px;
  padding: 20px 26px;
  margin: 40px 0 10px;
}

.sources h2 { margin-top: 0; }

.sources li { margin-bottom: 10px; font-size: 0.95rem; }

.sources a { color: var(--accent); word-break: break-all; }

/* ---------- Fun fact box ---------- */

.fun-fact {
  background: #fff6d9;
  border: 3px solid #f5c518;
  border-radius: 18px;
  padding: 18px 22px;
  margin: 32px 0;
  font-size: 1.02rem;
}

.fun-fact strong { color: #a07500; }

/* ---------- Prev / next buttons ---------- */

.page-turn {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 46px;
  flex-wrap: wrap;
}

.page-turn a {
  text-decoration: none;
  background: var(--accent);
  color: #fff;
  padding: 12px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  box-shadow: 0 4px 0 var(--accent-dark);
  transition: transform 0.1s;
}

.page-turn a:hover { transform: translateY(-2px); }

.page-turn a.ghost {
  background: #fff;
  color: var(--accent-dark);
  border: 2px solid var(--accent);
  box-shadow: none;
}

/* ---------- Home page disaster cards ---------- */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 26px;
  margin: 36px 0;
}

.part-card {
  background: var(--card);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
  display: flex;
  flex-direction: column;
  transition: transform 0.15s;
}

.part-card:hover { transform: translateY(-5px); }

.part-card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  display: block;
}

.part-card .card-body { padding: 20px 22px 24px; }

.part-card h3 { margin-top: 0; font-size: 1.35rem; }

.part-card ul { padding-left: 22px; margin-bottom: 0; font-weight: 700; }

.part-card a { color: inherit; }

/* ---------- Footer ---------- */

.site-footer {
  background: #2b3a47;
  color: #b9c7d1;
  text-align: center;
  padding: 26px 16px;
  font-size: 0.92rem;
  margin-top: 40px;
}

.site-footer a { color: #7cc6ff; }

@media (max-width: 560px) {
  .hero h1 { font-size: 1.9rem; }
  figure.picture img { height: 170px; }
  .hero { border-radius: 0 0 26px 26px; }
}

/* ---------- Printing: looks like a kids' news article ---------- */

@media print {
  .site-header, .part-nav, .page-turn { display: none; }
  body { background: #fff; font-size: 12pt; }
  .hero {
    border-radius: 0;
    padding: 14px 0;
    background: none;
    color: var(--ink);
    border-bottom: 4px double var(--accent);
  }
  figure.picture { box-shadow: none; break-inside: avoid; }
  figure.picture img { height: auto; max-height: 200px; }
  .picture-row { grid-template-columns: repeat(3, 1fr); gap: 12px; }
  .sources { break-inside: avoid; }
  .site-footer { background: none; color: #555; }
}