/**
 * Syra — custom scrollbars (document + primary in-app surfaces)
 * Firefox: scrollbar-color / scrollbar-width · WebKit: pseudo-elements
 */

:root {
  --syra-sb-track: rgba(255, 255, 255, 0.055);
  --syra-sb-track-edge: rgba(255, 255, 255, 0.08);
  --syra-sb-thumb-top: #ff9b52;
  --syra-sb-thumb-mid: #e05520;
  --syra-sb-thumb-bot: #8f3010;
  --syra-sb-thumb-hover-top: #ffb078;
  --syra-sb-thumb-hover-mid: #f06828;
  --syra-sb-thumb-hover-bot: #a83814;
  --syra-sb-glow: rgba(230, 100, 40, 0.28);
  --syra-sb-glow-strong: rgba(230, 100, 40, 0.4);
}

/* ─── Viewport / document ─── */
html {
  scrollbar-gutter: stable;
}

html,
body {
  scrollbar-width: thin;
  scrollbar-color: var(--syra-sb-thumb-mid) var(--syra-sb-track);
}

html::-webkit-scrollbar,
body::-webkit-scrollbar {
  width: 11px;
  height: 11px;
}

html::-webkit-scrollbar-track,
body::-webkit-scrollbar-track {
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.02) 0%,
    rgba(255, 255, 255, 0.075) 50%,
    rgba(255, 255, 255, 0.02) 100%
  );
  border-radius: 100px;
  margin: 6px 0;
  border: 1px solid var(--syra-sb-track-edge);
  box-shadow: inset 0 1px 0 rgba(0, 0, 0, 0.45);
}

html::-webkit-scrollbar-thumb,
body::-webkit-scrollbar-thumb {
  border-radius: 100px;
  border: 2px solid transparent;
  background-clip: padding-box;
  background-image: linear-gradient(
    165deg,
    var(--syra-sb-thumb-top) 0%,
    var(--syra-sb-thumb-mid) 45%,
    var(--syra-sb-thumb-bot) 100%
  );
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.22),
    0 0 18px var(--syra-sb-glow);
}

html::-webkit-scrollbar-thumb:hover,
body::-webkit-scrollbar-thumb:hover {
  background-image: linear-gradient(
    165deg,
    var(--syra-sb-thumb-hover-top) 0%,
    var(--syra-sb-thumb-hover-mid) 45%,
    var(--syra-sb-thumb-hover-bot) 100%
  );
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.3),
    0 0 24px var(--syra-sb-glow-strong);
}

html::-webkit-scrollbar-thumb:active,
body::-webkit-scrollbar-thumb:active {
  background-image: none;
  background-color: #b84218;
  box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.4);
}

html::-webkit-scrollbar-corner,
body::-webkit-scrollbar-corner {
  background: #030303;
}

/* ─── App: reports, nav rail, deep dives ─── */
.report-scroll,
.report-aside,
.deep-dive-card-body {
  scrollbar-width: thin;
  scrollbar-color: rgba(224, 85, 32, 0.9) rgba(255, 255, 255, 0.04);
}

.report-scroll::-webkit-scrollbar,
.report-aside::-webkit-scrollbar,
.deep-dive-card-body::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

.report-scroll::-webkit-scrollbar-track,
.report-aside::-webkit-scrollbar-track,
.deep-dive-card-body::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.04);
  border-radius: 100px;
  margin: 4px 0;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.report-scroll::-webkit-scrollbar-thumb,
.report-aside::-webkit-scrollbar-thumb,
.deep-dive-card-body::-webkit-scrollbar-thumb {
  border-radius: 100px;
  border: 2px solid rgba(6, 6, 6, 0.65);
  background-clip: padding-box;
  background-image: linear-gradient(
    180deg,
    rgba(255, 150, 80, 0.95) 0%,
    #e05520 55%,
    #7a2808 100%
  );
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.18),
    0 0 12px rgba(230, 100, 40, 0.2);
}

.report-scroll::-webkit-scrollbar-thumb:hover,
.report-aside::-webkit-scrollbar-thumb:hover,
.deep-dive-card-body::-webkit-scrollbar-thumb:hover {
  background-image: linear-gradient(
    180deg,
    #ffc090 0%,
    #f06828 50%,
    #9a3010 100%
  );
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.25),
    0 0 16px rgba(230, 100, 40, 0.32);
}

/* Horizontal nav chips */
.report-nav-groups {
  scrollbar-width: thin;
  scrollbar-color: rgba(224, 85, 32, 0.85) rgba(255, 255, 255, 0.04);
}

.report-nav-groups::-webkit-scrollbar {
  height: 6px;
}

.report-nav-groups::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.04);
  border-radius: 100px;
  margin: 0 6px;
}

.report-nav-groups::-webkit-scrollbar-thumb {
  border-radius: 100px;
  background: linear-gradient(
    90deg,
    rgba(255, 150, 80, 0.9) 0%,
    #e05520 50%,
    #7a2808 100%
  );
  box-shadow: 0 0 10px rgba(230, 100, 40, 0.22);
}

.report-nav-groups::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(
    90deg,
    #ffc090 0%,
    #f06828 50%,
    #9a3010 100%
  );
}

@media (prefers-reduced-motion: reduce) {
  html::-webkit-scrollbar-thumb,
  body::-webkit-scrollbar-thumb,
  .report-scroll::-webkit-scrollbar-thumb,
  .report-aside::-webkit-scrollbar-thumb,
  .deep-dive-card-body::-webkit-scrollbar-thumb,
  .report-nav-groups::-webkit-scrollbar-thumb {
    box-shadow: none;
    background-image: none;
    background-color: rgba(224, 85, 32, 0.82);
  }
}