@import url('https://fonts.googleapis.com/css2?family=Libre+Baskerville:ital,wght@0,400;0,700;1,400&family=Inter:wght@200;300;400;500;600&display=swap');

:root {
  --void: #04050a;
  --deep: #080c14;
  --surface: #10151f;
  --regolith: #1e2230;
  --silver: #c8d0e0;
  --silver-bright: #e8ecf4;
  --silver-dim: rgba(200,208,224,0.08);
  --silver-border: rgba(200,208,224,0.15);
  --crater: rgba(200,208,224,0.04);
  --text: #8a96b0;
  --text-bright: #d4dae8;
  --text-dim: #3a4258;
  --highlight: #b8c4d8;
}

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--void);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

#moon-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

body::after {
  content: '';
  position: fixed;
  top: -20%;
  right: -10%;
  width: 55vw;
  height: 55vw;
  background: radial-gradient(circle, rgba(200,208,224,0.03) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
  border-radius: 50%;
}

.wrap {
  position: relative;
  z-index: 2;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 28px 90px;
}

/* ── HERO ── */
.hero {
  padding: 80px 0 64px;
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 48px;
  align-items: center;
  border-bottom: 1px solid var(--silver-border);
  margin-bottom: 56px;
}

.hero-label {
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 20px;
}

.hero h1 {
  font-family: 'Libre Baskerville', serif;
  font-size: clamp(3.5rem, 10vw, 7rem);
  font-weight: 700;
  font-style: italic;
  line-height: 0.9;
  color: var(--silver-bright);
  letter-spacing: -2px;
}

.hero h1 .the {
  display: block;
  font-size: 0.38em;
  font-style: normal;
  font-weight: 400;
  letter-spacing: 6px;
  color: var(--text-dim);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.hero-desc {
  font-size: 0.97rem;
  line-height: 1.8;
  color: var(--text);
  font-weight: 300;
  margin-top: 20px;
  max-width: 500px;
}

/* ── Animated Moon ── */
.moon-vis {
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 35%, #d0d8e8 0%, #a0a8b8 30%, #606878 60%, #2a3040 100%);
  box-shadow:
    0 0 40px rgba(200,208,224,0.08),
    inset -40px -30px 60px rgba(0,0,0,0.5),
    inset 20px 10px 40px rgba(200,208,224,0.08);
  position: relative;
  overflow: hidden;
  animation: moon-glow 8s ease-in-out infinite alternate;
}

.moon-vis::before {
  content: '';
  position: absolute;
  width: 60px; height: 60px;
  border-radius: 50%;
  background: rgba(0,0,0,0.3);
  top: 30%; left: 15%;
  box-shadow: inset 4px 4px 12px rgba(0,0,0,0.4);
}

.moon-vis::after {
  content: '';
  position: absolute;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(0,0,0,0.25);
  top: 55%; left: 55%;
  box-shadow: inset 3px 3px 8px rgba(0,0,0,0.4);
}

.crater-sm {
  position: absolute;
  border-radius: 50%;
  background: rgba(0,0,0,0.2);
}

@keyframes moon-glow {
  0%   { box-shadow: 0 0 30px rgba(200,208,224,0.06), inset -40px -30px 60px rgba(0,0,0,0.5); }
  100% { box-shadow: 0 0 60px rgba(200,208,224,0.12), inset -40px -30px 60px rgba(0,0,0,0.5); }
}

/* ── Phases display ── */
.phases-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 60px;
  padding: 20px 24px;
  border: 1px solid var(--silver-border);
  border-radius: 6px;
  background: var(--deep);
  overflow-x: auto;
}

.phase-item {
  text-align: center;
  flex-shrink: 0;
}

.phase-disc {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  margin: 0 auto 8px;
  border: 1px solid var(--silver-border);
}

.phase-name {
  font-size: 0.6rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-dim);
  white-space: nowrap;
}

/* ── Stats ── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1px;
  background: var(--silver-border);
  border: 1px solid var(--silver-border);
  margin-bottom: 60px;
}

.stat-box {
  background: var(--deep);
  padding: 20px 16px;
  transition: background 0.2s;
}

.stat-box:hover { background: var(--silver-dim); }

.stat-label {
  font-size: 0.58rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 8px;
  font-weight: 500;
}

.stat-value {
  font-family: 'Libre Baskerville', serif;
  font-size: 1.3rem;
  color: var(--silver-bright);
  line-height: 1.1;
}

.stat-unit {
  font-size: 0.72rem;
  color: var(--text-dim);
  font-family: 'Inter', sans-serif;
  font-weight: 300;
}

/* ── Section ── */
.section {
  margin-bottom: 54px;
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.section.visible { opacity: 1; transform: none; }

.section-num {
  font-size: 0.6rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 500;
  margin-bottom: 8px;
}

.section h2 {
  font-family: 'Libre Baskerville', serif;
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--silver-bright);
  margin-bottom: 22px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--silver-border);
}

p {
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--text);
  font-weight: 300;
  margin-bottom: 14px;
}

strong { color: var(--text-bright); font-weight: 500; }

/* ── Maria table ── */
.maria-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 18px;
}

@media (max-width:600px) {
  .maria-grid { grid-template-columns: 1fr; }
  .hero { grid-template-columns: 1fr; }
  .moon-vis { width: 160px; height: 160px; margin: 0 auto; }
}

.mare-card {
  background: var(--deep);
  border: 1px solid var(--silver-border);
  padding: 16px 18px;
  border-radius: 4px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  transition: background 0.2s;
}

.mare-card:hover { background: var(--silver-dim); }

.mare-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--silver);
  flex-shrink: 0;
  margin-top: 5px;
}

.mare-card h3 {
  font-family: 'Libre Baskerville', serif;
  font-style: italic;
  font-size: 0.88rem;
  color: var(--silver-bright);
  margin-bottom: 4px;
}

.mare-card p { font-size: 0.78rem; margin: 0; line-height: 1.5; }

/* ── Apollo missions ── */
.apollo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.apollo-card {
  background: var(--deep);
  border: 1px solid var(--silver-border);
  border-top: 2px solid var(--silver);
  padding: 18px;
  border-radius: 4px;
  transition: border-top-color 0.2s;
}

.apollo-card:hover { border-top-color: var(--silver-bright); }

.apollo-card .mission {
  font-size: 1rem;
  font-weight: 600;
  color: var(--silver-bright);
  margin-bottom: 4px;
}

.apollo-card .date {
  font-size: 0.65rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.apollo-card p { font-size: 0.78rem; margin: 0; line-height: 1.5; }

/* ── Tides diagram ── */
.tides-visual {
  background: var(--deep);
  border: 1px solid var(--silver-border);
  border-radius: 6px;
  padding: 26px;
  margin-top: 18px;
  text-align: center;
}

#tides-canvas { display: block; margin: 0 auto 10px; }

/* ── Quote ── */
.moonquote {
  border-left: 1px solid var(--silver);
  padding: 18px 24px;
  margin: 24px 0;
  background: var(--silver-dim);
  border-radius: 0 4px 4px 0;
}

.moonquote p {
  font-family: 'Libre Baskerville', serif;
  font-style: italic;
  font-size: 1.05rem;
  color: var(--silver-bright);
  font-weight: 400;
  margin: 0 0 6px;
  line-height: 1.6;
}

.moonquote cite {
  font-size: 0.68rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-dim);
  font-style: normal;
}

/* ── Footer ── */
.footer-band {
  margin-top: 70px;
  border-top: 1px solid var(--silver-border);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

.footer-band span {
  font-size: 0.6rem;
  letter-spacing: 2px;
  color: var(--text-dim);
  text-transform: uppercase;
  font-weight: 500;
}