/* Polyboard design tokens — dark-mode trading aesthetic */
:root {
  --bg-base: #0A0E14;
  --bg-elev-1: #0F141C;
  --bg-elev-2: #161D27;
  --bg-elev-3: #1E2733;
  --bg-elev-4: #2A3441;

  --border-subtle: #1F2A38;
  --border-strong: #2C3A4D;
  --border-focus: #3B82F6;

  --text-primary: #E6EDF3;
  --text-secondary: #9BA8B8;
  --text-muted: #6B7A8C;
  --text-disabled: #4A5868;

  --ev-pos: #22D17A;
  --ev-pos-soft: rgba(34, 209, 122, 0.12);
  --ev-pos-border: rgba(34, 209, 122, 0.32);
  --ev-neg: #FF5C7A;
  --ev-neg-soft: rgba(255, 92, 122, 0.12);
  --ev-neg-border: rgba(255, 92, 122, 0.32);
  --ev-warn: #F2C94C;
  --ev-warn-soft: rgba(242, 201, 76, 0.12);
  --ev-warn-border: rgba(242, 201, 76, 0.36);
  --ev-info: #5BA8FF;
  --ev-info-soft: rgba(91, 168, 255, 0.12);

  --tier-wood: #A87C56;
  --tier-bronze: #CD7F32;
  --tier-silver: #C0C8D2;
  --tier-gold: #F4B740;
  --tier-diamond: #5BD4E6;
  --tier-mythic: #B57BFF;

  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;

  --font-display: "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", monospace;
}

* { box-sizing: border-box; }

.mono {
  font-family: var(--font-mono);
  font-feature-settings: "tnum", "zero";
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

.label {
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.card {
  background: var(--bg-elev-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-md);
}

.card-hover:hover {
  background: var(--bg-elev-2);
  border-color: var(--border-strong);
}

.divider {
  height: 1px;
  background: var(--border-subtle);
}

.vdivider {
  width: 1px;
  background: var(--border-subtle);
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.skeleton {
  background: linear-gradient(
    90deg,
    var(--bg-elev-2) 0%,
    var(--bg-elev-3) 50%,
    var(--bg-elev-2) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.4s linear infinite;
  border-radius: 4px;
}

@keyframes flash-pos {
  0% { background: transparent; }
  20% { background: var(--ev-pos-soft); }
  100% { background: transparent; }
}

@keyframes flash-neg {
  0% { background: transparent; }
  20% { background: var(--ev-neg-soft); }
  100% { background: transparent; }
}

.flash-pos { animation: flash-pos 800ms ease-out; }
.flash-neg { animation: flash-neg 800ms ease-out; }

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

.live-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--ev-pos);
  animation: pulse-dot 1.6s ease-in-out infinite;
}

/* Tier badge */
.tier-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  border-radius: var(--r-sm);
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid;
}

.tier-gold { color: var(--tier-gold); border-color: rgba(244, 183, 64, 0.4); background: rgba(244, 183, 64, 0.08); }
.tier-diamond { color: var(--tier-diamond); border-color: rgba(91, 212, 230, 0.4); background: rgba(91, 212, 230, 0.08); }
.tier-silver { color: var(--tier-silver); border-color: rgba(192, 200, 210, 0.3); background: rgba(192, 200, 210, 0.06); }
.tier-bronze { color: var(--tier-bronze); border-color: rgba(205, 127, 50, 0.4); background: rgba(205, 127, 50, 0.08); }
.tier-mythic { color: var(--tier-mythic); border-color: rgba(181, 123, 255, 0.4); background: rgba(181, 123, 255, 0.08); }
.tier-wood { color: var(--tier-wood); border-color: rgba(168, 124, 86, 0.4); background: rgba(168, 124, 86, 0.08); }

/* Toggle switch */
.toggle {
  position: relative;
  width: 36px; height: 20px;
  background: var(--bg-elev-3);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  cursor: pointer;
  transition: background 160ms ease;
}
.toggle::after {
  content: '';
  position: absolute;
  top: 2px; left: 2px;
  width: 14px; height: 14px;
  background: var(--text-secondary);
  border-radius: 50%;
  transition: transform 160ms ease, background 160ms ease;
}
.toggle.on { background: var(--ev-pos-soft); border-color: var(--ev-pos-border); }
.toggle.on::after { transform: translateX(16px); background: var(--ev-pos); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-display);
  font-size: 12px; font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--r-sm);
  border: 1px solid var(--border-strong);
  background: var(--bg-elev-2);
  color: var(--text-primary);
  cursor: pointer;
  transition: background 120ms ease;
}
.btn:hover { background: var(--bg-elev-3); }
.btn-primary { background: var(--ev-info-soft); border-color: var(--ev-info); color: var(--ev-info); }
.btn-primary:hover { background: rgba(91, 168, 255, 0.18); }
.btn-pos { background: var(--ev-pos-soft); border-color: var(--ev-pos-border); color: var(--ev-pos); }
.btn-pos:hover { background: rgba(34, 209, 122, 0.18); }
.btn-ghost { background: transparent; border-color: var(--border-subtle); color: var(--text-secondary); }

/* Sparkline placeholder */
.sparkline {
  width: 100%; height: 32px;
  display: block;
}

/* Hide scrollbars on swipe carousel */
.no-scrollbar::-webkit-scrollbar { display: none; }
.no-scrollbar { scrollbar-width: none; }
.snap-x { scroll-snap-type: x mandatory; }
.snap-start { scroll-snap-align: start; }