/* dash-spreads.css — Compute-arbitrage observer ticker.
 * Aesthetic flavor (26th distinct): VINTAGE-STOCK-TICKER —
 * deep-tar bezel, amber LED segments, brass rivets, etched
 * heading slab + scrolling phosphor marquee.
 * Different per surface per CLAUDE.md "different per surface" rule.
 */

.spreads-page {
  --tk-bg:        #0a0703;
  --tk-bezel:     #131009;
  --tk-rivet:     #6b5024;
  --tk-frame:     #1f1810;
  --tk-card:      #0e0a04;
  --tk-amber:     #f5a623;
  --tk-amber-d:   #c97c0a;
  --tk-amber-g:   #ffd271;
  --tk-green:     #54b86b;
  --tk-red:       #d24142;
  --tk-paper:     #efe5cf;
  --tk-ink:       #2a200f;
  --tk-line:      #43331a;
  background: var(--tk-bg);
  color: var(--tk-amber);
}

body.mc.spreads-page {
  background-image:
    radial-gradient(ellipse at top, rgba(245,166,35,0.08), transparent 60%),
    repeating-linear-gradient(0deg, rgba(255,210,113,0.025) 0 1px, transparent 1px 4px),
    var(--tk-bg) !important;
  font-family: "IBM Plex Mono", monospace;
}

/* HUD — brass rail with segmented LED look. */
.ticker-hud {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px 18px;
  padding: 14px 24px;
  background: linear-gradient(180deg, #1c150c 0%, #0a0703 100%);
  border-bottom: 2px solid var(--tk-amber-d);
  box-shadow: inset 0 -1px 0 rgba(255,210,113,0.18);
}
.ticker-hud .callsign,
.ticker-hud .hud-mode {
  font-family: "Chakra Petch", "IBM Plex Mono", monospace;
  color: var(--tk-amber-g);
  letter-spacing: 0.18em;
  font-size: 14px;
  text-transform: uppercase;
}
.ticker-hud .hud-sep {
  color: var(--tk-amber-d);
  margin: 0 6px;
}
.ticker-hud .hud-sub {
  color: var(--tk-amber);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.ticker-hud .hud-pill {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  font: 600 11px "IBM Plex Mono", monospace;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  background: var(--tk-card);
  color: var(--tk-amber-g);
  border: 1px solid var(--tk-amber-d);
  border-radius: 2px;
}
.ticker-hud .hud-link {
  text-decoration: none;
  color: var(--tk-amber-g);
}
.ticker-hud .hud-link:hover {
  color: #fff;
  background: var(--tk-amber-d);
}

.ticker-stage {
  max-width: 1440px;
  margin: 0 auto;
  padding: 28px 28px 80px;
}

/* Headline slab — etched plate */
.ticker-headline {
  padding: 22px 26px;
  background:
    linear-gradient(180deg, #19120a 0%, #0d0a04 100%);
  border: 1px solid var(--tk-amber-d);
  border-radius: 2px;
  box-shadow:
    inset 0 0 0 1px rgba(255,210,113,0.12),
    0 2px 0 0 rgba(0,0,0,0.5);
  margin-bottom: 22px;
  position: relative;
}
.ticker-headline::before,
.ticker-headline::after {
  content: "";
  position: absolute;
  top: 10px;
  width: 8px; height: 8px;
  background: radial-gradient(circle, var(--tk-amber-g) 0%, var(--tk-amber-d) 70%, #2a1d0a 100%);
  border-radius: 50%;
  box-shadow: 0 0 0 1px var(--tk-rivet);
}
.ticker-headline::before { left: 10px; }
.ticker-headline::after  { right: 10px; }
.ticker-kicker {
  margin: 0 0 6px;
  color: var(--tk-amber-d);
  font: 700 11px "IBM Plex Mono", monospace;
  letter-spacing: 0.32em;
  text-transform: uppercase;
}
.ticker-headline h1 {
  margin: 0;
  font-family: "DM Serif Display", serif;
  color: var(--tk-amber-g);
  font-size: clamp(34px, 7vw, 84px);
  line-height: 0.94;
  letter-spacing: -0.01em;
  text-shadow: 0 0 18px rgba(245,166,35,0.18);
}
.ticker-lede {
  max-width: 780px;
  margin: 12px 0 0;
  color: var(--tk-amber);
  font: 400 14px/1.55 "IBM Plex Mono", monospace;
}

/* Scrolling ribbon marquee */
.ticker-ribbon {
  position: relative;
  background: #050301;
  border-top: 2px solid var(--tk-amber-d);
  border-bottom: 2px solid var(--tk-amber-d);
  box-shadow:
    inset 0 0 0 1px rgba(255,210,113,0.08),
    inset 0 0 20px rgba(0,0,0,0.85);
  height: 56px;
  margin-bottom: 22px;
  overflow: hidden;
  display: flex;
  align-items: center;
}
.ribbon-edge {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 64px;
  z-index: 2;
  pointer-events: none;
}
.ribbon-edge-l { left: 0;  background: linear-gradient(90deg, #050301 0%, transparent 100%); }
.ribbon-edge-r { right: 0; background: linear-gradient(270deg, #050301 0%, transparent 100%); }
.ribbon-track {
  display: flex;
  align-items: center;
  gap: 36px;
  padding-left: 100%;
  animation: spreads-ribbon 60s linear infinite;
  white-space: nowrap;
  will-change: transform;
}
.ribbon-cell {
  flex: 0 0 auto;
  color: var(--tk-amber-g);
  font: 700 16px/1 "IBM Plex Mono", monospace;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0 4px;
}
.ribbon-cell .rc-up   { color: var(--tk-green); }
.ribbon-cell .rc-down { color: var(--tk-red); }
.ribbon-cell .rc-sep  { color: var(--tk-amber-d); margin: 0 8px; }
.ribbon-cell-load     { color: var(--tk-amber-d); animation: none; }

@keyframes spreads-ribbon {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-100%); }
}
@media (prefers-reduced-motion: reduce) {
  .ribbon-track { animation: none; padding-left: 0; }
}

/* Two-up panel grid */
.ticker-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 18px;
}
@media (max-width: 880px) {
  .ticker-grid { grid-template-columns: 1fr; }
}
.ticker-panel {
  background: var(--tk-card);
  border: 1px solid var(--tk-amber-d);
  border-radius: 2px;
  box-shadow:
    inset 0 0 0 1px rgba(255,210,113,0.06),
    0 2px 0 0 rgba(0,0,0,0.6);
}
.ticker-panel header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: linear-gradient(180deg, #1d1509 0%, #0e0a04 100%);
  border-bottom: 1px solid var(--tk-amber-d);
}
.panel-num {
  display: inline-grid;
  place-items: center;
  width: 30px; height: 30px;
  background: var(--tk-amber-d);
  color: #0a0703;
  font: 800 12px "IBM Plex Mono", monospace;
  border-radius: 2px;
}
.ticker-panel h2 {
  margin: 0;
  color: var(--tk-amber-g);
  font: 700 14px "IBM Plex Mono", monospace;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.ticker-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 14px;
}
.ticker-row {
  display: grid;
  grid-template-columns: 76px 1fr auto;
  gap: 8px 12px;
  padding: 10px 12px;
  background: #150f06;
  border-left: 4px solid var(--tk-amber-d);
  border-radius: 2px;
  align-items: center;
}
.ticker-row[data-state="hot"]  { border-left-color: var(--tk-green); }
.ticker-row[data-state="warm"] { border-left-color: var(--tk-amber); }
.ticker-row[data-state="cold"] { border-left-color: var(--tk-red); }

.row-ts {
  font: 500 11px/1.1 "IBM Plex Mono", monospace;
  color: var(--tk-amber-d);
  letter-spacing: 0.06em;
}
.row-body {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px,1fr));
  gap: 4px 14px;
}
.row-field {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.row-key {
  font: 600 9px "IBM Plex Mono", monospace;
  color: var(--tk-amber-d);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.row-val {
  font: 600 13px/1.1 "IBM Plex Mono", monospace;
  color: var(--tk-amber-g);
}
.row-val.pos { color: var(--tk-green); }
.row-val.neg { color: var(--tk-red); }

.row-profit {
  display: grid;
  place-items: center;
  padding: 4px 8px;
  background: #050301;
  color: var(--tk-amber-g);
  font: 800 16px "IBM Plex Mono", monospace;
  border: 1px solid var(--tk-amber-d);
  border-radius: 2px;
  min-width: 84px;
  text-align: center;
}
.row-profit.pos { color: var(--tk-green); border-color: var(--tk-green); }
.row-profit.neg { color: var(--tk-red);   border-color: var(--tk-red);   }

.ticker-empty {
  margin: 0;
  color: var(--tk-amber-d);
  font: 500 13px/1.4 "IBM Plex Mono", monospace;
  text-align: center;
  padding: 12px;
}

/* Reading-the-tape key panel */
.ticker-keypanel { margin-top: 0; }
.ticker-keys {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px,1fr));
  gap: 10px;
  padding: 14px;
}
.ticker-key {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 8px 10px;
  background: #150f06;
  border: 1px solid var(--tk-line);
  border-radius: 2px;
}
.key-mark {
  display: inline-grid;
  place-items: center;
  width: 26px; height: 26px;
  background: var(--tk-amber-d);
  color: #0a0703;
  font: 800 12px "IBM Plex Mono", monospace;
  border-radius: 2px;
  flex: 0 0 auto;
}
.key-label {
  color: var(--tk-amber);
  font: 400 12px/1.45 "IBM Plex Mono", monospace;
}

.ticker-foot {
  margin-top: 18px;
  padding: 12px 14px;
  background: var(--tk-bezel);
  border: 1px solid var(--tk-line);
  border-radius: 2px;
  color: var(--tk-amber-d);
}
.foot-line {
  margin: 0;
  font: 500 12px/1.5 "IBM Plex Mono", monospace;
  letter-spacing: 0.06em;
}
.foot-fineprint {
  margin-top: 4px;
  color: var(--tk-line);
  font-size: 11px;
}
#sp-stamp-foot, #sp-schema, #sp-count {
  color: var(--tk-amber-g);
}