:root {
  --bg: #0b0f14;
  --bg-elev: #12181f;
  --card: #161b22;
  --card-2: #1b2129;
  --border: #232b35;
  --text: #e6edf3;
  --text-dim: #9fb0bf;
  --text-mute: #6b7c8c;
  --green: #2ea043;
  --green-bright: #39d353;
  --green-dim: #1f6f31;
  --green-glow: rgba(57, 211, 83, 0.15);
  --red-bright: #f85149;
  --red-glow: rgba(248, 81, 73, 0.15);
  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
  --mono: "SFMono-Regular", ui-monospace, "Cascadia Code", Consolas, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  background:
    radial-gradient(1100px 500px at 85% -10%, rgba(46, 160, 67, 0.10), transparent 60%),
    radial-gradient(900px 500px at 0% 0%, rgba(57, 211, 83, 0.06), transparent 55%),
    var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ── Top bar ─────────────────────────────────────────────── */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 32px;
  border-bottom: 1px solid var(--border);
  background: rgba(11, 15, 20, 0.75);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 20;
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 14px; }
.logo {
  font-size: 30px;
  filter: drop-shadow(0 0 12px var(--green-glow));
}
.brand h1 { margin: 0; font-size: 20px; font-weight: 700; letter-spacing: -0.02em; }
.tagline { margin: 2px 0 0; font-size: 13px; color: var(--text-mute); }
.tagline em { color: var(--green-bright); font-style: italic; }

.nav { display: flex; gap: 6px; }
.nav-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-dim);
  padding: 9px 16px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: inherit;
}
.nav-btn:hover { color: var(--text); background: var(--card); }
.nav-btn.active {
  color: #06210d;
  background: linear-gradient(180deg, var(--green-bright), var(--green));
  box-shadow: 0 4px 16px var(--green-glow);
  font-weight: 600;
}

/* ── Layout ──────────────────────────────────────────────── */
main { max-width: 1180px; margin: 0 auto; padding: 32px; }
.section { display: none; animation: fade 0.25s ease; }
.section.active { display: block; }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.section-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 18px; gap: 16px; flex-wrap: wrap;
}
.section-head h2 { margin: 0; font-size: 24px; font-weight: 700; letter-spacing: -0.02em; }
.episode-date { color: var(--green-bright); font-weight: 600; margin-bottom: 16px; font-size: 15px; }

.grid-2 {
  display: grid; grid-template-columns: 1.35fr 1fr; gap: 20px; margin-top: 20px;
}
@media (max-width: 860px) { .grid-2 { grid-template-columns: 1fr; } }

/* ── Cards ───────────────────────────────────────────────── */
.card {
  background: linear-gradient(180deg, var(--card), var(--card-2));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}
.card h3 { margin: 0 0 14px; font-size: 15px; font-weight: 600; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.06em; }
.card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.card-head h3 { margin: 0; }
.hint { font-size: 12px; color: var(--text-mute); }
#top-searches-card { margin-top: 20px; }
.card.highlight {
  margin-top: 20px;
  border-color: var(--green-dim);
  background:
    radial-gradient(600px 200px at 100% 0%, var(--green-glow), transparent 70%),
    linear-gradient(180deg, var(--card), var(--card-2));
}

/* ── Metrics ─────────────────────────────────────────────── */
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 720px) { .metrics { grid-template-columns: repeat(2, 1fr); } }
/* Global row holds a variable number of stats — let them fill the width evenly. */
.metrics.global { grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); }
.section-head.with-gap { margin-top: 30px; }
.metric {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
}
.metric .val { font-size: 26px; font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }
.metric .lbl { font-size: 12.5px; color: var(--text-mute); margin-top: 4px; text-transform: uppercase; letter-spacing: 0.05em; }
.metric.accent .val { color: var(--green-bright); }
.metric.date .val { font-size: 20px; line-height: 1.25; }

/* ── Word / episode lists ────────────────────────────────── */
.wordlist { display: flex; flex-direction: column; gap: 2px; }
.scroll { max-height: 420px; overflow-y: auto; padding-right: 6px; }
.scroll::-webkit-scrollbar { width: 8px; }
.scroll::-webkit-scrollbar-thumb { background: var(--border); border-radius: 8px; }
.row {
  display: grid; grid-template-columns: 34px 1fr auto; align-items: center;
  gap: 12px; padding: 8px 10px; border-radius: 8px;
}
.row:hover { background: var(--card-2); }
.row .rank { color: var(--text-mute); font-size: 13px; font-variant-numeric: tabular-nums; text-align: right; }
.row .term { font-weight: 500; }
.row .term.stop { color: var(--text-mute); }
.row .term .tag { font-size: 10px; color: var(--text-mute); border: 1px solid var(--border); padding: 1px 5px; border-radius: 5px; margin-left: 8px; vertical-align: middle; }
.row .count { font-variant-numeric: tabular-nums; font-weight: 600; color: var(--green-bright); }
.row .bar {
  grid-column: 1 / -1; height: 3px; border-radius: 3px; margin-top: 2px;
  background: linear-gradient(90deg, var(--green), var(--green-bright));
}

/* ── Controls ────────────────────────────────────────────── */
.controls { padding: 16px 18px; }
.scope-group { display: flex; gap: 6px; flex-wrap: wrap; }
.scope-btn {
  background: var(--card-2); border: 1px solid var(--border); color: var(--text-dim);
  padding: 9px 15px; border-radius: 999px; font-size: 13.5px; font-weight: 500;
  cursor: pointer; font-family: inherit; transition: all 0.15s ease;
}
.scope-btn:hover { color: var(--text); border-color: var(--green-dim); }
.scope-btn.active {
  color: #06210d; background: linear-gradient(180deg, var(--green-bright), var(--green));
  border-color: transparent; font-weight: 600;
}
.control-row { display: flex; align-items: center; gap: 20px; margin-top: 14px; flex-wrap: wrap; }
.control-row label { color: var(--text-dim); font-size: 14px; display: inline-flex; align-items: center; gap: 8px; }
input[type="date"], input[type="month"] {
  background: var(--bg-elev); border: 1px solid var(--border); color: var(--text);
  border-radius: 8px; padding: 7px 10px; font-family: inherit; font-size: 14px; color-scheme: dark;
}
.range-pickers { display: inline-flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.toggle input { accent-color: var(--green); width: 16px; height: 16px; }
.hidden { display: none !important; }

/* ── Search ──────────────────────────────────────────────── */
.search-form { display: flex; gap: 10px; }
.search-form input {
  flex: 1; background: var(--bg-elev); border: 1px solid var(--border); color: var(--text);
  border-radius: 10px; padding: 13px 16px; font-family: inherit; font-size: 16px;
}
.search-form input:focus { outline: none; border-color: var(--green); box-shadow: 0 0 0 3px var(--green-glow); }

/* Suggestions under the search box (most-searched terms, last 7 days). */
.suggestions { display: flex; align-items: center; gap: 10px; margin-top: 14px; flex-wrap: wrap; }
.suggestions-label { color: var(--text-mute); font-size: 13px; }
.suggestions-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.suggestion-chip {
  background: var(--card-2); border: 1px solid var(--border); color: var(--text-dim);
  border-radius: 999px; padding: 6px 14px; font-size: 13px; font-weight: 500;
  cursor: pointer; font-family: inherit; transition: all 0.15s ease;
}
.suggestion-chip:hover { color: var(--text); border-color: var(--green-dim); }

/* Clickable rows in the "most searched" home card. */
.search-term-row, .similar-word-row { cursor: pointer; }
.search-term-row:focus-visible, .similar-word-row:focus-visible { outline: 2px solid var(--green-dim); outline-offset: -2px; }
button.primary {
  background: linear-gradient(180deg, var(--green-bright), var(--green)); color: #06210d;
  border: none; border-radius: 10px; padding: 0 24px; font-size: 15px; font-weight: 600;
  cursor: pointer; font-family: inherit; transition: filter 0.15s ease;
}
button.primary:hover { filter: brightness(1.08); }

.counter { text-align: center; margin-top: 20px; padding: 30px; }
.counter-value {
  font-size: 64px; font-weight: 800; color: var(--green-bright); font-variant-numeric: tabular-nums;
  letter-spacing: -0.03em; text-shadow: 0 0 40px var(--green-glow); line-height: 1;
}
.counter-label { color: var(--text-dim); margin-top: 10px; font-size: 15px; }
.counter-label span { color: var(--text); font-weight: 600; }

/* Compact pill group (used inside a card head, e.g. the search chart grouping). */
.scope-group.compact { gap: 4px; }
.scope-group.compact .scope-btn { flex: none; padding: 5px 12px; font-size: 12px; }

/* ── Search: trend + total row ───────────────────────────── */
.summary-row { display: grid; grid-template-columns: 1fr 1.6fr; gap: 16px; margin-top: 20px; align-items: stretch; }
.summary-row .counter { margin-top: 0; display: flex; flex-direction: column; justify-content: center; }
.trend-card { display: flex; align-items: center; gap: 18px; padding: 24px 26px; }
.trend-icon {
  flex: none; width: 62px; height: 62px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 34px; font-weight: 700; line-height: 1;
}
.trend-icon.up   { color: var(--green-bright); background: var(--green-glow); }
.trend-icon.down { color: var(--red-bright);   background: var(--red-glow); }
.trend-icon.flat { color: var(--text-mute);    background: rgba(107, 124, 140, 0.12); }
.trend-label { font-size: 20px; font-weight: 700; letter-spacing: -0.01em; }
.trend-label.up   { color: var(--green-bright); }
.trend-label.down { color: var(--red-bright); }
.trend-label.flat { color: var(--text-dim); }
.trend-desc { color: var(--text-dim); font-size: 13.5px; margin-top: 5px; line-height: 1.45; }
@media (max-width: 720px) { .summary-row { grid-template-columns: 1fr; } }

/* ── Search: transcript excerpts ─────────────────────────── */
#similar-card, #snippets-card { margin-top: 20px; }
.mini-btn {
  background: var(--card-2); border: 1px solid var(--border); color: var(--text-dim);
  border-radius: 999px; padding: 5px 13px; font-size: 12.5px; font-weight: 500;
  cursor: pointer; font-family: inherit; transition: all 0.15s ease;
}
.mini-btn:hover { color: var(--text); border-color: var(--green-dim); }
.snippets { display: flex; flex-direction: column; gap: 12px; }
.snippet {
  margin: 0; padding: 14px 16px; border-left: 3px solid var(--green-dim);
  background: var(--card-2); border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  display: flex; flex-direction: column; gap: 8px;
}
.snippet-text { line-height: 1.65; color: var(--text-dim); font-size: 14.5px; }
.snippet-text mark {
  background: var(--green-glow); color: var(--green-bright);
  font-weight: 600; padding: 0 3px; border-radius: 3px;
}
.snippet-date { font-size: 11.5px; color: var(--text-mute); letter-spacing: 0.04em; }

/* ── How it works ────────────────────────────────────────── */
.lead { margin: 0; font-size: 16px; line-height: 1.65; color: var(--text-dim); }
.lead em, .how-closing em { color: var(--green-bright); font-style: italic; }
.how-subtitle {
  margin: 28px 0 16px; font-size: 14px; font-weight: 600; color: var(--text-dim);
  text-transform: uppercase; letter-spacing: 0.06em;
}
.steps { display: flex; flex-direction: column; gap: 14px; }
.step {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px 20px; box-shadow: var(--shadow);
}
.step-badge {
  flex: none; width: 34px; height: 34px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 16px; color: #06210d;
  background: linear-gradient(180deg, var(--green-bright), var(--green));
}
.step-body h4 { margin: 3px 0 6px; font-size: 16px; font-weight: 600; color: var(--text); }
.step-body p { margin: 0; font-size: 14.5px; line-height: 1.6; color: var(--text-dim); }
.step-body em, .how-list em { color: var(--green-bright); font-style: normal; }
.how-cols { margin-top: 28px; }
.how-list { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 13px; }
.how-list li { position: relative; padding-left: 27px; font-size: 14.5px; line-height: 1.55; color: var(--text-dim); }
.how-list li strong { color: var(--text); font-weight: 600; }
.how-list li::before { position: absolute; left: 0; top: 0; font-size: 15px; font-weight: 800; }
.how-list.good li::before { content: "✓"; color: var(--green-bright); }
.how-list.warn li::before { content: "!"; color: #e3b341; }
.how-closing { margin-top: 20px; }
.how-closing p { margin: 0; font-size: 15px; line-height: 1.65; color: var(--text-dim); }

/* ── Peak card ───────────────────────────────────────────── */
.peak-intro { margin: -4px 0 18px; color: var(--text-dim); font-size: 14.5px; line-height: 1.55; max-width: 68ch; }
.peak-winner { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; margin-bottom: 8px; }
.peak-winner .date { font-size: 28px; font-weight: 800; color: var(--green-bright); letter-spacing: -0.02em; }
.peak-winner .tot { color: var(--text-dim); font-size: 15px; }
.peak-winner .tot b { color: var(--text); font-variant-numeric: tabular-nums; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 18px; }
.chip {
  background: var(--card-2); border: 1px solid var(--border); border-radius: 999px;
  padding: 5px 12px; font-size: 13px; color: var(--text-dim);
}
.chip b { color: var(--green-bright); font-variant-numeric: tabular-nums; }
.peak-runners { display: flex; flex-direction: column; gap: 4px; margin-top: 6px; border-top: 1px solid var(--border); padding-top: 12px; }
.peak-runners .row,
#search-breakdown .row { grid-template-columns: 1fr auto; }

/* ── Chart / misc ────────────────────────────────────────── */
.chart-wrap { position: relative; height: 300px; }
.chart-wrap.tall { height: 460px; }
.chart-avg { text-align: center; margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--border); }
.chart-avg:empty { display: none; }
.chart-avg-value {
  font-size: 48px; font-weight: 800; color: var(--green-bright); font-variant-numeric: tabular-nums;
  letter-spacing: -0.03em; text-shadow: 0 0 40px var(--green-glow); line-height: 1;
}
.chart-avg-label { color: var(--text-dim); margin-top: 10px; font-size: 15px; }
.chart-avg-label b { color: var(--text); font-weight: 600; }
.empty { color: var(--text-mute); text-align: center; padding: 40px 20px; font-size: 15px; }

.toast {
  position: fixed; bottom: 28px; left: 50%; transform: translateX(-50%);
  background: #3a1620; border: 1px solid #7a2432; color: #ffd7dd;
  padding: 12px 20px; border-radius: 10px; font-size: 14px; box-shadow: var(--shadow); z-index: 50;
}

.footer { text-align: center; color: var(--text-mute); font-size: 13px; padding: 30px; border-top: 1px solid var(--border); margin-top: 20px; }
.footer code { color: var(--text-dim); }
.footer a { color: var(--green-bright); text-decoration: none; font-weight: 600; }
.footer a:hover { text-decoration: underline; }
.spinner { color: var(--text-mute); text-align: center; padding: 40px; }

/* ── Tablet ──────────────────────────────────────────────── */
@media (max-width: 760px) {
  main { padding: 22px 18px; }
  .topbar { padding: 16px 20px; }
}

/* ── Phone ───────────────────────────────────────────────── */
@media (max-width: 560px) {
  /* Top bar stacks; nav becomes a full-width segmented control. */
  .topbar { flex-direction: column; align-items: stretch; gap: 12px; padding: 12px 14px; }
  .brand { gap: 12px; }
  .brand h1 { font-size: 17px; }
  .tagline { font-size: 12px; }
  .logo { font-size: 24px; }
  .nav { width: 100%; gap: 6px; }
  .nav-btn { flex: 1 1 0; min-width: 0; text-align: center; padding: 11px 6px; font-size: 13px; }

  main { padding: 16px 14px; }

  .section-head { gap: 10px; margin-bottom: 14px; }
  .section-head h2 { font-size: 20px; }
  .episode-date { font-size: 14px; margin-bottom: 12px; }

  .card { padding: 15px; }
  .card.highlight,
  #top-searches-card { margin-top: 16px; }
  .grid-2 { gap: 14px; margin-top: 14px; }

  /* Metrics: two per row, tighter. */
  .metrics { gap: 10px; }
  .metric { padding: 12px 13px; }
  .metric .val { font-size: 20px; }
  .metric .lbl { font-size: 11px; }

  /* Charts get shorter so they don't dominate the small screen. */
  .chart-wrap { height: 240px; }
  .chart-wrap.tall { height: 360px; }
  .scroll { max-height: 320px; }

  .row { padding: 8px 6px; gap: 8px; }

  /* Controls / scope buttons fill the width and wrap two-up. */
  .controls { padding: 14px; }
  .scope-btn { flex: 1 1 45%; text-align: center; padding: 9px 8px; font-size: 13px; }
  .control-row { gap: 14px; margin-top: 12px; }

  /* Search: keep input + button on one row, comfortable tap targets. */
  .search-form input { padding: 12px 14px; }
  button.primary { padding: 0 18px; }

  .counter { padding: 24px 14px; margin-top: 16px; }
  .counter-value { font-size: 44px; }
  .counter-label { font-size: 14px; }

  /* Peak card: date + total stack cleanly. */
  .peak-intro { font-size: 13.5px; margin-bottom: 16px; }
  .peak-winner { gap: 2px 10px; }
  .peak-winner .date { font-size: 21px; }
  .peak-winner .tot { font-size: 14px; }
  .chip { font-size: 12.5px; padding: 5px 10px; }

  .footer { padding: 22px 14px; font-size: 12px; }
  .toast { left: 14px; right: 14px; transform: none; text-align: center; }
}