/* ── Page-specific overrides ─────────────────────────────────────── */
#runway { height: 500vh; }
#header-panel {
  padding: 24px 32px 16px;
  width: min(700px, 50vw);
  transition: left 0.6s ease, opacity 0.4s ease;
}
#header-panel.shifted {
  left: 30%;
}
#title-overlay {
  display: block;
  margin: 0 auto;
  width: clamp(180px, 30vw, 400px);
  height: auto;
}
#narrative {
  position: relative;
  font-size: clamp(18px, 2.5vw, 28px);
  height: 7em;
  margin-top: 8px;
  overflow: hidden;
}
.narrative-line {
  position: absolute;
  top: 55%;
  left: 50%;
  width: max-content;
  max-width: 100%;
  text-align: center;
  font-size: clamp(18px, 2.5vw, 28px);
  pointer-events: none;
  opacity: 0;
  line-height: 1.4;
  will-change: transform, opacity;
}
.narrative-line:nth-child(1) { color: rgba(255, 180, 100, 0.85); }
.narrative-line:nth-child(2) { color: rgba(255, 200, 140, 0.85); }
.narrative-line:nth-child(3) { color: rgba(200, 220, 200, 0.85); }
.narrative-line:nth-child(4) { color: rgba(100, 220, 220, 0.85); }
.narrative-line:nth-child(5) { color: rgba(50, 230, 160, 0.85); }

#ranking {
  position: fixed;
  right: 5%;
  top: 30%;
  width: 36vw;
  max-width: 550px;
  z-index: 10;
  opacity: 0;
  will-change: opacity;
  transition: opacity 0.4s ease;
}
#ranking-bars {
  position: relative;
}
.ranking-header {
  color: rgba(255, 255, 255, 0.4);
  font-size: clamp(14px, 1.3vw, 17px);
  margin-bottom: 10px;
}
.ranking-bar {
  position: absolute;
  left: 0;
  right: 0;
  height: clamp(28px, 4.5vh, 42px);
  transition: top 0.4s ease;
  cursor: default;
}
.ranking-bar:focus {
  outline: 2px solid #0cc;
  outline-offset: 2px;
}
.ranking-track {
  position: absolute;
  inset: 0;
  background: var(--bar-color);
  opacity: 0.12;
  border-radius: 2px;
}
.ranking-fill {
  position: absolute;
  top: 0; left: 0; bottom: 0;
  width: 0;
  background: var(--bar-color);
  opacity: 0.65;
  border-radius: 2px;
  transition: width 0.4s ease;
}
.ranking-label {
  position: absolute;
  top: 0; left: 6px; bottom: 0;
  display: flex;
  align-items: center;
  color: #000;
  font-size: clamp(14px, 1.5vw, 20px);
  font-weight: bold;
}
.preference-selector {
  margin-top: 16px;
  pointer-events: auto;
}
.pref-title {
  color: rgba(255, 255, 255, 0.4);
  font-size: clamp(13px, 1.2vw, 17px);
  margin-bottom: 8px;
}
.pref-options {
  display: flex;
  gap: 8px;
  flex-wrap: nowrap;
}
.ahp-compare {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  max-width: 360px;
}
.ahp-offer {
  flex: 1;
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 14px 12px;
  text-align: center;
}
.ahp-offer.ahp-winner {
  border-color: rgba(0, 204, 204, 0.4);
  box-shadow: 0 0 20px rgba(0, 204, 204, 0.1);
}
.ahp-rank {
  font-size: 26px;
  font-weight: bold;
  margin-bottom: 4px;
}
.ahp-winner .ahp-rank { color: #0cc; }
.ahp-name {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 10px;
}
.ahp-stat {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 4px;
}
.ahp-delta {
  font-size: 13px;
  margin-left: 3px;
}
.ahp-pos { color: #4f8; }
.ahp-neg { color: #f96; }
.ahp-total {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 16px;
}
.ahp-winner .ahp-total { color: #0cc; }
.market-flow {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  max-width: 360px;
}

/* Colour variants */
.flow-card.flow-buyer { border-color: rgba(0, 234, 170, 0.3); }
.flow-card.flow-seller { border-color: rgba(0, 170, 255, 0.3); }
.flow-buyer .flow-label { color: rgba(0, 234, 170, 0.6); }
.flow-seller .flow-label { color: rgba(0, 170, 255, 0.6); }

/* ── Responsive ──────────────────────────────────────────────────── */
@media (max-width: 1200px) {
  #header-panel {
    left: 50%;
    transform: translateX(-50%);
    width: min(600px, 90vw);
    transition: opacity 0.4s ease;
  }
  #ranking {
    left: 50%;
    right: auto;
    transform: translateX(-50%);
    width: min(500px, 90vw);
    max-width: none;
  }
  .preference-selector {
    margin-top: 2em;
  }
}
@media (max-width: 600px) {
  #header-panel {
    padding: 16px 20px 12px;
    max-width: 94vw;
  }
  #title-overlay {
    width: clamp(120px, 50vw, 220px);
  }
  .narrative-line {
    font-size: clamp(18px, 4.5vw, 24px);
  }
  #narrative {
    font-size: clamp(18px, 4.5vw, 24px);
    height: 8em;
    margin-top: 16px;
  }
  .narrative-line {
    top: 45%;
  }
  #ranking {
    left: 5%;
    right: 5%;
    transform: none;
    top: auto;
    bottom: 12%;
    width: auto;
    max-width: none;
  }
  .ranking-bar {
    height: 20px;
  }
  .ranking-track {
    opacity: 0.06;
  }
  .ranking-header {
    font-size: 12px;
    margin-bottom: 6px;
  }
  .ranking-label {
    font-size: 13px;
  }
  .pref-options {
    flex-direction: column;
    gap: 6px;
  }
  .pref-btn {
    font-size: 13px;
    padding: 10px 12px;
    min-height: 44px;
  }
  #tooltip {
    font-size: 13px;
  }
}