:root {
  color-scheme: dark;
  --bg: #0c0e15;
  --surface: #141824;
  --border: #242a3a;
  --text: #e7eaf3;
  --muted: #8b93a7;
  --accent: #4d8dff;
  /* Fear & Greed bands, red (fear) through grey to green (greed). */
  --fg-extreme-fear: #ff5f6d;
  --fg-fear: #ff9f6b;
  --fg-neutral: #9aa3b8;
  --fg-greed: #6ed49a;
  --fg-extreme-greed: #2fd98b;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Noto Sans JP",
    "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
}

a {
  color: var(--accent);
}

.page-header {
  padding: 2rem 1.25rem 0;
  max-width: 1400px;
  margin: 0 auto;
}

.page-header h1 {
  margin: 0;
  font-size: 1.5rem;
  letter-spacing: 0.02em;
}

.tagline {
  margin: 0.25rem 0 0.5rem;
  color: var(--muted);
  font-size: 0.9rem;
}

/* Links to the other pages served from this repo (e.g. /sector/). */
.site-links {
  margin: 0 0 1rem;
  font-size: 0.9rem;
}

.ticker {
  min-height: 46px;
  margin-bottom: 0.75rem;
}

/* The tape is one thin strip, not a chart panel. */
.ticker .tradingview-widget-container {
  min-height: 0;
}

/* Memo card -------------------------------------------------------------- */

.memo-card {
  margin-bottom: 1rem;
  padding: 0.85rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
}

.memo-heading {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  margin: 0 0 0.5rem;
  font-size: 1rem;
}

.memo-caption {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 400;
}

.memo-text {
  display: block;
  width: 100%;
  /* Grows with the text where supported; the min-height is the ~4-line
     fallback everywhere else. */
  field-sizing: content;
  min-height: 7rem;
  padding: 0.5rem 0.6rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font: inherit;
  font-size: 0.9rem;
  line-height: 1.6;
  resize: vertical;
}

.memo-text::placeholder {
  color: var(--muted);
}

.memo-text:focus-visible {
  outline: none;
  border-color: var(--accent);
}

.memo-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 0.5rem 0 0;
  color: var(--muted);
  font-size: 0.75rem;
}

.memo-clear {
  margin-left: auto;
  padding: 0.2rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
  font-size: 0.75rem;
  cursor: pointer;
}

.memo-clear:hover {
  border-color: var(--accent);
}

/* Fear & Greed card ------------------------------------------------------ */

.fg-card {
  /* Every coloured piece of the card follows the current band. */
  --fg-color: var(--muted);
  margin-bottom: 1rem;
  padding: 0.85rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
}

.fg-card[data-rating="extreme fear"] {
  --fg-color: var(--fg-extreme-fear);
}
.fg-card[data-rating="fear"] {
  --fg-color: var(--fg-fear);
}
.fg-card[data-rating="neutral"] {
  --fg-color: var(--fg-neutral);
}
.fg-card[data-rating="greed"] {
  --fg-color: var(--fg-greed);
}
.fg-card[data-rating="extreme greed"] {
  --fg-color: var(--fg-extreme-greed);
}

.fg-heading {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  margin: 0;
  font-size: 1rem;
}

.fg-caption {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 400;
}

.fg-score {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  margin: 0.35rem 0 0.6rem;
}

.fg-value {
  color: var(--fg-color);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.fg-label {
  color: var(--fg-color);
  font-size: 0.95rem;
  font-weight: 600;
}

.fg-gauge {
  position: relative;
  margin: 0 0 0.75rem;
}

.fg-track {
  display: flex;
  height: 8px;
  border-radius: 999px;
  overflow: hidden;
}

.fg-band {
  display: block;
  flex-basis: 0;
}

.fg-band[data-rating="extreme fear"] {
  background: var(--fg-extreme-fear);
}
.fg-band[data-rating="fear"] {
  background: var(--fg-fear);
}
.fg-band[data-rating="neutral"] {
  background: var(--fg-neutral);
}
.fg-band[data-rating="greed"] {
  background: var(--fg-greed);
}
.fg-band[data-rating="extreme greed"] {
  background: var(--fg-extreme-greed);
}

.fg-marker {
  position: absolute;
  top: -3px;
  width: 4px;
  height: 14px;
  border-radius: 2px;
  background: var(--text);
  box-shadow: 0 0 0 2px var(--surface);
  transform: translateX(-50%);
}

.fg-deltas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
  margin: 0 0 0.6rem;
}

.fg-delta dt {
  color: var(--muted);
  font-size: 0.7rem;
}

.fg-delta dd {
  margin: 0;
  font-size: 1rem;
  font-variant-numeric: tabular-nums;
}

.fg-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 0;
  color: var(--muted);
  font-size: 0.75rem;
}

.fg-error {
  margin: 0.35rem 0 0.6rem;
  color: #ffb4a2;
  font-size: 0.9rem;
}

/* Tile grid -------------------------------------------------------------- */

main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 3rem;
}

.tiles {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

@media (min-width: 900px) {
  .tiles {
    grid-template-columns: 1fr 1fr;
  }

  /* The futures chart is the one tile that fills the row. */
  .tile[data-span="2"] {
    grid-column: 1 / -1;
  }
}

.tile {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 1rem 1rem 0.85rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
}

.tile-heading {
  margin: 0 0 0.6rem;
  font-size: 1rem;
  letter-spacing: 0.01em;
}

.tradingview-widget-container {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  min-height: 220px;
}

/* The Advanced Chart autosizes: it sets an inline height:100%, which
   resolves to auto here, so the height has to come from min-height. */
.tile[data-span="2"] .tradingview-widget-container {
  min-height: 520px;
}

/* Progressive enhancement fallback --------------------------------------- */

.fallback {
  margin: 0.6rem 0 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.tile-error {
  margin: 0.5rem 0 0;
  font-size: 0.85rem;
  color: #ffb4a2;
}

.notice {
  max-width: 1400px;
  margin: 1rem auto;
  padding: 0 1.25rem;
}

.page-footer {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1rem 1.25rem 2rem;
  color: var(--muted);
  font-size: 0.8rem;
  border-top: 1px solid var(--border);
}