/* ── Reset & variables ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #f7f5f2;
  --surface: #ffffff;
  --border: #e4dff0;
  --border-strong: #c0b8d8;
  --text: #1c1830;
  --dim: #4a4668;
  --muted: #9490b0;
  --accent: #5b38d6;
}

body {
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── Floating molecular background ──
   Molecules: serotonin (5-HT), indole, naphthalene, benzene, pyridine
   Each drifts/rotates slowly at low opacity against the cream background.         */
.mol-layer {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.mol { position: absolute; }

/* ── Page wrapper ── */
.page { position: relative; z-index: 1; }

/* ── Header ── */
header {
  border-bottom: 1px solid var(--border);
  background: rgba(247,245,242,0.96);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  max-width: 1060px;
  margin: 0 auto;
  padding: 1.2rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.wordmark {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.05em;
  color: var(--text);
  text-decoration: none;
}
.wordmark .dot { color: var(--accent); }
nav { display: flex; gap: 1.75rem; font-size: 0.78rem; font-weight: 500; letter-spacing: 0.04em; }
nav a { color: var(--muted); text-decoration: none; transition: color 0.15s; }
nav a:hover, nav a.active { color: var(--text); }

/* ── Main wrapper ── */
.main-wrap { max-width: 1060px; margin: 0 auto; padding: 2.5rem 2rem 6rem; }

/* ── Page heading ── */
.page-heading { font-family: 'Syne', sans-serif; font-weight: 700; font-size: 1.65rem; color: var(--text); margin-bottom: 0.4rem; }
.page-sub { font-size: 0.84rem; color: var(--dim); margin-bottom: 2rem; }
.page-sub strong { color: var(--text); font-weight: 600; }

/* ── Section label ── */
.section-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.section-label::after { content: ""; flex: 1; height: 1px; background: var(--border); }

/* ── Compound chips ── */
.chip {
  display: inline-block;
  padding: 0.18rem 0.52rem;
  border-radius: 4px;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}
.chip.psilocybin { background: #ede9fe; color: #5b21b6; }
.chip.mdma       { background: #fce7f3; color: #9d174d; }
.chip.ketamine   { background: #dbeafe; color: #1e40af; }
.chip.lsd        { background: #d1fae5; color: #065f46; }
.chip.dmt        { background: #fef3c7; color: #92400e; }
.chip.ibogaine   { background: #ccfbf1; color: #134e4a; }
.chip.ayahuasca  { background: #fef9c3; color: #713f12; }
.chip.mescaline  { background: #fee2e2; color: #991b1b; }
.chip.other      { background: #f3f4f6; color: #374151; }

.type-chip {
  display: inline-block;
  padding: 0.18rem 0.52rem;
  border-radius: 4px;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
  background: var(--bg);
  color: var(--dim);
  border: 1px solid var(--border);
}

/* ── Sidebar ── */
.sidebar-block { margin-bottom: 2.5rem; }
.sidebar-label { font-size: 0.65rem; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); margin-bottom: 1rem; }
.cbar { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.65rem; }
.cbar-name { width: 72px; font-size: 0.72rem; color: var(--dim); }
.cbar-track { flex: 1; height: 3px; background: var(--border); border-radius: 2px; overflow: hidden; }
.cbar-fill { height: 100%; background: var(--accent); border-radius: 2px; opacity: 0.55; }
.cbar-count { font-size: 0.68rem; color: var(--muted); min-width: 22px; text-align: right; }

/* ── View-all link ── */
.view-all { margin-top: 1.25rem; font-size: 0.76rem; }
.view-all a { color: var(--accent); text-decoration: none; }
.view-all a:hover { text-decoration: underline; }

/* ── Footer ── */
footer {
  border-top: 1px solid var(--border);
  padding: 1.25rem 2rem;
  max-width: 1060px;
  margin: 0 auto;
  font-size: 0.7rem;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
}
footer a { color: var(--muted); text-decoration: none; }
footer a:hover { color: var(--text); }

/* ── Mobile responsiveness ── */
@media (max-width: 768px) {
  /* Hide molecule canvas on mobile — performance + visual noise */
  .mol-layer { display: none; }

  /* Header */
  .header-inner { padding: 0.9rem 1rem; gap: 0.75rem; }

  /* Nav: tighter, wraps if needed */
  nav { gap: 1rem; font-size: 0.72rem; flex-wrap: wrap; }

  /* Main content area */
  .main-wrap { padding: 1.75rem 1rem 4rem; }

  /* Page heading */
  .page-heading { font-size: 1.35rem; }

  /* Entry cards: stack badges below title */
  .entry-top { flex-direction: column; }
  .entry-badges { justify-content: flex-start; }

  /* Summary rows: stack label above value */
  .summary-row { grid-template-columns: 1fr; gap: 0; }
  .summary-key { margin-bottom: 0.1rem; }

  /* Simple entries: chip below body */
  .entry-simple { flex-direction: column; gap: 0.4rem; }

  /* Footer: stack vertically */
  footer { flex-direction: column; gap: 0.4rem; padding: 1rem; }

  /* Trials table: horizontal scroll */
  .table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  table { min-width: 560px; }
}

@media (max-width: 480px) {
  /* Wordmark */
  .wordmark { font-size: 0.95rem; }

  /* Nav: smaller still, allow wrap */
  nav { gap: 0.75rem; font-size: 0.68rem; }

  /* Podcast coming-soon title */
  .cs-title { font-size: 1.75rem; }

  /* Notify form: stack on very small screens */
  .notify-form { flex-direction: column; }
}