*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #faf9f7;
  --text: #2c2c2c;
  --text-muted: #7a7a7a;
  --lavender: #e8e3f5;
  --lavender-accent: #c4b8ea;
  --mint: #ddf0e8;
  --mint-accent: #a8d8c0;
  --peach: #fde8dc;
  --peach-accent: #f4bfa3;
  --sky: #dceef8;
  --sky-accent: #a8cfe8;
}

#pond {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

body {
  font-family: 'DM Sans', sans-serif;
  background-color: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

main {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 860px;
  animation: fadeInUp 0.4s ease 0.1s both;
}

/* Hero */
.hero {
  margin-bottom: 3rem;
}

.hero h1 {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.1;
  margin-bottom: 0.6rem;
}

.tagline {
  font-size: 1.05rem;
  color: var(--text-muted);
  font-weight: 300;
}

/* Cards */
.cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.card {
  display: block;
  padding: 2rem 1.75rem;
  border-radius: 1.25rem;
  text-decoration: none;
  color: var(--text);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  position: relative;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
}

.card--lavender { background-color: var(--lavender); }
.card--mint     { background-color: var(--mint); }
.card--peach    { background-color: var(--peach); }
.card--sky      { background-color: var(--sky); }

.card-icon {
  display: block;
  font-size: 1.4rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

.card h2 {
  font-family: 'DM Serif Display', serif;
  font-size: 1.4rem;
  font-weight: 400;
  margin-bottom: 0.4rem;
}

.card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* Responsive */
@media (max-width: 560px) {
  .cards {
    grid-template-columns: 1fr;
  }

  .hero {
    margin-bottom: 2rem;
  }
}

/* ── Sub-pages ───────────────────────────────────────────────────────────── */

body.subpage {
  display: block;
  padding: 0;
}

.page-wrapper {
  position: relative;
  z-index: 1;
  min-height: 100vh;
}

/* Nav */
.page-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.6rem 2.5rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.site-name {
  font-family: 'DM Serif Display', serif;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  color: var(--text);
  text-decoration: none;
}

.page-nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-link {
  font-size: 0.875rem;
  color: var(--text-muted);
  text-decoration: none;
  padding-bottom: 3px;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}

.nav-link:hover { color: var(--text); }

.nav-link--active.nav--lavender { color: var(--text); border-bottom-color: var(--lavender-accent); }
.nav-link--active.nav--mint     { color: var(--text); border-bottom-color: var(--mint-accent); }
.nav-link--active.nav--peach    { color: var(--text); border-bottom-color: var(--peach-accent); }
.nav-link--active.nav--sky      { color: var(--text); border-bottom-color: var(--sky-accent); }

/* Page content */
.page-content {
  max-width: 680px;
  margin: 4.5rem auto 6rem;
  padding: 0 2.5rem;
  animation: fadeInUp 0.4s ease 0.05s both;
}

.page-title {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 400;
  letter-spacing: -0.01em;
  margin-bottom: 3rem;
}

.about-section {
  margin-bottom: 2.75rem;
}

.section-label {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.about-bio {
  font-size: 1.05rem;
  line-height: 1.8;
}

.about-meta {
  font-size: 0.975rem;
  line-height: 1.7;
}

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

.interest-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag {
  padding: 0.3rem 0.9rem;
  border-radius: 999px;
  font-size: 0.85rem;
}

.tag:nth-child(4n+1) { background: var(--lavender); }
.tag:nth-child(4n+2) { background: var(--mint); }
.tag:nth-child(4n+3) { background: var(--peach); }
.tag:nth-child(4n+4) { background: var(--sky); }

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Education ───────────────────────────────────────────────────────────── */

.edu-list {
  display: flex;
  flex-direction: column;
}

.edu-entry {
  position: relative;
  padding-left: 1.5rem;
}

.edu-entry::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--mint-accent);
}

.edu-year {
  display: block;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.45rem;
}

.edu-institution {
  font-family: 'DM Serif Display', serif;
  font-size: 1.65rem;
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.15;
  margin-bottom: 0.3rem;
}

.edu-programme {
  font-size: 0.975rem;
  color: var(--text);
  margin-bottom: 0.2rem;
}

.edu-location {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.edu-rule {
  height: 1px;
  background: rgba(0, 0, 0, 0.07);
  margin: 2.75rem 0 2.75rem 1.5rem;
}

/* ── Projects ────────────────────────────────────────────────────────────── */

.page-content--wide {
  max-width: 860px;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.project-tile {
  display: flex;
  flex-direction: column;
  padding: 1.75rem;
  border-radius: 1.25rem;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.project-tile:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
}

.project-tile:nth-child(4n+1) { background: var(--lavender); }
.project-tile:nth-child(4n+2) { background: var(--mint); }
.project-tile:nth-child(4n+3) { background: var(--peach); }
.project-tile:nth-child(4n+4) { background: var(--sky); }

.project-year {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.project-title {
  font-family: 'DM Serif Display', serif;
  font-size: 1.4rem;
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.15;
  margin-bottom: 0.5rem;
}

.project-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: auto;
}

.project-tag {
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  font-size: 0.72rem;
  background: rgba(255, 255, 255, 0.55);
  color: var(--text);
}

/* ── Contact ─────────────────────────────────────────────────────────────── */

.contact-list {
  list-style: none;
  display: flex;
  flex-direction: column;
}

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1.75rem 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.07);
}

.contact-item:first-child {
  border-top: 1px solid rgba(0, 0, 0, 0.07);
}

.contact-label {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.contact-link {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  font-weight: 400;
  color: var(--text);
  text-decoration: none;
  transition: opacity 0.15s;
}

.contact-link:hover {
  opacity: 0.55;
}

/* ── Responsive ──────────────────────────────────────────────────────────── */

@media (max-width: 560px) {
  .page-nav { padding: 1.2rem 1.25rem; }
  .page-nav-links { gap: 1.25rem; }
  .page-content { margin-top: 2.5rem; padding: 0 1.25rem; }
  .project-grid { grid-template-columns: 1fr; }
}

/* ── Flights (full-page globe) ───────────────────────────────────────────── */

body.flights-full {
  background: radial-gradient(circle at 50% 35%, #141826 0%, #05060a 75%);
  color: #f5f5f7;
  height: 100vh;
  overflow: hidden;             /* globe fills the screen; the panel scrolls */
}

.flights-full #globe {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
}

/* Overlaid, transparent nav with light text */
.page-nav--overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 5;
  border-bottom: none;
  background: linear-gradient(rgba(5, 6, 10, 0.55), rgba(5, 6, 10, 0));
}

.page-nav--overlay .site-name { color: #f5f5f7; }
.page-nav--overlay .nav-link { color: rgba(245, 245, 247, 0.65); }
.page-nav--overlay .nav-link:hover { color: #fff; }

.globe-loading {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(245, 245, 247, 0.55);
  font-size: 0.9rem;
  z-index: 1;
}

/* Frosted-glass info panel */
.globe-panel {
  position: fixed;
  z-index: 4;
  top: 5.5rem;
  left: 1.5rem;
  bottom: 1.5rem;
  width: 360px;
  display: flex;
  flex-direction: column;
  padding: 1.75rem;
  border-radius: 1.25rem;
  background: rgba(12, 14, 20, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.35);
  overflow-y: auto;
  animation: fadeInUp 0.5s ease 0.1s both;
  /* slim, brand-tinted scrollbar (Firefox) */
  scrollbar-width: thin;
  scrollbar-color: rgba(196, 184, 234, 0.35) transparent;
}

/* slim, brand-tinted scrollbar (WebKit/Chromium) */
.globe-panel::-webkit-scrollbar {
  width: 6px;
}

.globe-panel::-webkit-scrollbar-track {
  background: transparent;
}

.globe-panel::-webkit-scrollbar-thumb {
  background: rgba(196, 184, 234, 0.3);
  border-radius: 999px;
}

.globe-panel::-webkit-scrollbar-thumb:hover {
  background: rgba(196, 184, 234, 0.55);
}

.globe-panel-head { margin-bottom: 1.5rem; }

.globe-panel-head .big {
  font-family: 'DM Serif Display', serif;
  font-size: 2.6rem;
  line-height: 1;
}

.globe-panel-head .big-label {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(245, 245, 247, 0.55);
  margin-top: 0.4rem;
}

.flight-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.6rem;
  margin-bottom: 2rem;
}

.stat {
  padding: 0.9rem 1rem;
  border-radius: 0.9rem;
}

.stat:nth-child(4n+1) { background: var(--lavender); }
.stat:nth-child(4n+2) { background: var(--mint); }
.stat:nth-child(4n+3) { background: var(--peach); }
.stat:nth-child(4n+4) { background: var(--sky); }

.stat-num {
  font-family: 'DM Serif Display', serif;
  font-size: 1.45rem;
  line-height: 1;
  color: var(--text);
  margin-bottom: 0.35rem;
}

.stat-label {
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.flights-full .section-label {
  color: rgba(245, 245, 247, 0.5);
  margin-bottom: 0.5rem;
}

/* Routes list (sidebar default view) */
.route-list {
  list-style: none;
  display: flex;
  flex-direction: column;
}

.route-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem 1rem;
  align-items: center;
  padding: 0.8rem 0.6rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0.6rem;
  cursor: pointer;
  transition: background 0.18s ease;
}

.route-item:first-child { border-top: 1px solid rgba(255, 255, 255, 0.1); }
.route-item:hover { background: rgba(196, 184, 234, 0.12); }

.route-pair {
  font-family: 'DM Serif Display', serif;
  font-size: 1rem;
  color: #f5f5f7;
}

.route-pair span {
  display: block;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.78rem;
  color: rgba(245, 245, 247, 0.5);
  margin-top: 0.1rem;
}

.route-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.2rem;
  white-space: nowrap;
}

.route-times {
  font-size: 0.78rem;
  font-weight: 500;
  color: #c4b8ea;
}

.route-dist {
  font-size: 0.78rem;
  color: rgba(245, 245, 247, 0.6);
}

/* Route detail (sidebar, after selecting a route) */
.route-back {
  appearance: none;
  background: none;
  border: none;
  color: rgba(245, 245, 247, 0.7);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  padding: 0.2rem 0;
  cursor: pointer;
  transition: color 0.18s ease;
}

.route-back:hover { color: #f5f5f7; }

.route-detail-head { margin: 0.8rem 0 1rem; }

.route-detail-title {
  font-family: 'DM Serif Display', serif;
  font-size: 1.6rem;
  color: #f5f5f7;
}

.route-detail-sub {
  font-size: 0.78rem;
  line-height: 1.4;
  color: rgba(245, 245, 247, 0.55);
  margin-top: 0.3rem;
}

.flight-cards {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.flight-card {
  padding: 0.9rem 1rem;
  border-radius: 0.9rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.fcard-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
}

.fcard-route {
  font-family: 'DM Serif Display', serif;
  font-size: 1rem;
  color: #f5f5f7;
}

.fcard-dist {
  font-size: 0.78rem;
  color: rgba(245, 245, 247, 0.6);
  white-space: nowrap;
}

.fcard-date {
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: rgba(245, 245, 247, 0.5);
  margin-top: 0.25rem;
}

.fcard-meta {
  font-size: 0.78rem;
  color: rgba(245, 245, 247, 0.6);
  margin-top: 0.4rem;
}

/* Drag handle — only shown on the mobile bottom sheet */
.sheet-handle { display: none; }

/* On narrow screens the panel becomes a draggable bottom sheet */
@media (max-width: 700px) {
  .globe-panel {
    top: auto;
    left: 0;
    right: 0;
    bottom: 0;
    width: auto;
    /* Cap the open height so the grab handle always clears the overlay navbar
       (the sheet is anchored to the bottom, so a smaller height = lower top). */
    max-height: 80vh;
    max-height: calc(100dvh - 7rem);
    padding-top: 0.75rem;
    border-radius: 1.25rem 1.25rem 0 0;
    /* The fadeInUp intro animates transform and, with fill-mode `both`, would
       pin it to translateY(0) — overriding the sheet slide below and leaving the
       sheet stuck open. Disable it here; the sheet has its own transform. */
    animation: none;
    /* JS sets --sheet-y to slide the sheet down to a snap point */
    transform: translateY(var(--sheet-y, 0px));
    transition: transform 0.32s cubic-bezier(0.22, 1, 0.36, 1);
  }

  /* Only let the content scroll when fully open; otherwise a drag-to-open
     gesture gets swallowed by the scroller instead of moving the sheet. */
  .globe-panel:not([data-sheet="open"]) { overflow-y: hidden; }

  /* while a finger is dragging, follow it 1:1 with no easing */
  .globe-panel.is-dragging { transition: none; }

  /* The handle + the km header form the drag grip; the routes list below still
     scrolls. touch-action:none lets JS own the vertical gesture on the grip. */
  .sheet-handle,
  .globe-panel-head {
    touch-action: none;
    cursor: grab;
  }
  .globe-panel.is-dragging .sheet-handle,
  .globe-panel.is-dragging .globe-panel-head { cursor: grabbing; }

  .sheet-handle {
    display: block;
    flex: none;
    width: 42px;
    height: 5px;
    /* generous tap target around the thin visual bar */
    padding: 10px 0;
    margin: -10px auto 0.4rem;
    background-clip: content-box;
    border-radius: 999px;
    background-color: rgba(245, 245, 247, 0.35);
  }
}

/* ============================================================
   TRISOLARIS — immersive full-page three-body simulation
   ============================================================ */

body.trisolaris-full {
  background: radial-gradient(circle at 50% 40%, #0c0916 0%, #030208 70%);
  color: #f5f5f7;
  height: 100vh;
  overflow: hidden;
}

.trisolaris-full #space {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
}

/* Compact frosted chip — era, civilization counter, event line */
.tri-panel {
  position: fixed;
  z-index: 4;
  left: 1.5rem;
  bottom: 1.5rem;
  max-width: min(420px, calc(100vw - 3rem));
  padding: 1.1rem 1.4rem;
  border-radius: 1.1rem;
  background: rgba(10, 8, 18, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  pointer-events: none;          /* purely informational — clicks reach the scene */
}

.tri-era {
  font-family: 'DM Serif Display', serif;
  font-size: 1.8rem;
  line-height: 1.1;
  color: var(--mint);
  transition: color 0.8s ease;
}

.tri-era.is-chaotic { color: var(--peach); }

.tri-civ {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(245, 245, 247, 0.55);
  margin-top: 0.35rem;
}

.tri-event {
  font-size: 0.85rem;
  font-weight: 300;
  color: var(--lavender);
  margin-top: 0.6rem;
  min-height: 1.2em;
  opacity: 0;
  transition: opacity 0.9s ease;
}

.tri-event.is-visible { opacity: 1; }

/* Live surface temperature — shivers when icy, wavers when sweltering */
.tri-temp {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  margin-top: 0.65rem;
  color: rgba(245, 245, 247, 0.85);
  transition: color 0.8s ease;
}

.tri-temp-num {
  font-family: 'DM Serif Display', serif;
  font-size: 1.45rem;
  line-height: 1;
}

.tri-temp-unit {
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(245, 245, 247, 0.5);
}

.tri-temp.is-cold { color: #a5d8f3; }
.tri-temp.is-cold .tri-temp-num {
  animation: tri-shiver 0.16s infinite;
  text-shadow: 0 0 14px rgba(140, 200, 240, 0.5);
}
.tri-temp.is-cold .tri-temp-num::before { content: '❄ '; font-size: 0.8em; }

.tri-temp.is-hot { color: #ffa173; }
.tri-temp.is-hot .tri-temp-num {
  animation: tri-swelter 0.55s ease-in-out infinite;
  text-shadow: 0 0 16px rgba(255, 120, 60, 0.6);
}

@keyframes tri-shiver {
  0%   { transform: translate(0, 0); }
  25%  { transform: translate(-1px, 1px); }
  50%  { transform: translate(1px, -1px); }
  75%  { transform: translate(-1px, -1px); }
  100% { transform: translate(0, 0); }
}

@keyframes tri-swelter {
  0%, 100% { transform: translateY(0) skewX(0); }
  30%      { transform: translateY(-1.5px) skewX(3deg); }
  65%      { transform: translateY(1px) skewX(-3deg); }
}

/* Slide-in info card — context + the glossary of civilization endings */
.tri-info {
  position: fixed;
  z-index: 6;
  top: 5.5rem;
  right: 1.5rem;
  width: 350px;
  max-width: calc(100vw - 3rem);
  max-height: calc(100vh - 11rem);
  overflow-y: auto;
  padding: 1.6rem 1.5rem;
  border-radius: 1.1rem;
  background: rgba(10, 8, 18, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transform: translateX(calc(100% + 2rem));
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.tri-info.is-open { transform: none; }

.tri-info::-webkit-scrollbar { width: 6px; }
.tri-info::-webkit-scrollbar-track { background: transparent; }
.tri-info::-webkit-scrollbar-thumb {
  background: rgba(196, 184, 234, 0.3);
  border-radius: 999px;
}

.tri-info h2 {
  font-family: 'DM Serif Display', serif;
  font-size: 1.4rem;
  font-weight: 400;
  margin-bottom: 0.8rem;
  padding-right: 1.5rem;
}

.tri-info p {
  font-size: 0.84rem;
  font-weight: 300;
  line-height: 1.6;
  color: rgba(245, 245, 247, 0.78);
  margin-bottom: 0.85rem;
}

.tri-info strong { font-weight: 500; color: #f5f5f7; }

.tri-info-close {
  position: absolute;
  top: 1rem;
  right: 1.1rem;
  border: none;
  background: none;
  color: rgba(245, 245, 247, 0.6);
  font-size: 1.3rem;
  line-height: 1;
  cursor: pointer;
}

.tri-info-close:hover { color: #fff; }

.tri-endings {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 0.95rem;
}

.tri-endings li {
  font-size: 0.8rem;
  font-weight: 300;
  line-height: 1.5;
  color: rgba(245, 245, 247, 0.7);
}

.tri-ending-tag {
  display: block;
  font-weight: 500;
  font-size: 0.78rem;
}

.tag--fire   { color: #f4bfa3; }
.tag--ice    { color: #a9cdec; }
.tag--syzygy { color: #c4b8ea; }
.tag--reset  { color: #ddf0e8; }

/* Chronicle of fallen civilizations */
.tri-chron-title {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(245, 245, 247, 0.5);
  margin: 1.1rem 0 0.55rem;
}

.tri-chronicle {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 0.95rem;
}

.tri-chronicle li {
  display: grid;
  grid-template-columns: 3.4rem 1fr auto;
  gap: 0.6rem;
  align-items: baseline;
  font-size: 0.78rem;
  font-weight: 300;
  color: rgba(245, 245, 247, 0.75);
}

.chron-n { color: rgba(245, 245, 247, 0.45); }

.chron-cause { font-weight: 500; }

.chron-empty {
  font-style: italic;
  color: rgba(245, 245, 247, 0.45);
}

.tri-hint {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(245, 245, 247, 0.4);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 0.9rem;
}

.tri-btn--info {
  width: 1.45rem;
  height: 1.45rem;
  display: grid;
  place-items: center;
  border: 1px solid rgba(245, 245, 247, 0.35);
  border-radius: 999px;
  font-family: 'DM Serif Display', serif;
  font-style: italic;
  font-size: 0.8rem;
  padding: 0;
}

/* Ambient-sound toggle — dim when muted, lavender glow when playing */
.tri-btn--sound { opacity: 0.4; }

.tri-btn--sound.is-on {
  opacity: 1;
  color: #c4b8ea;
  text-shadow: 0 0 9px rgba(196, 184, 234, 0.65);
}

/* Volume slider only exists while sound is on — keeps the pill minimal */
.tri-vol {
  width: 0;
  opacity: 0;
  pointer-events: none;
  margin: 0 0 0 -0.75rem;   /* collapse the flex gap it would otherwise leave */
  accent-color: #c4b8ea;
  cursor: pointer;
  transition: width 0.35s ease, opacity 0.35s ease, margin-left 0.35s ease;
}

.tri-controls.sound-on .tri-vol {
  width: 64px;
  opacity: 1;
  pointer-events: auto;
  margin-left: 0;
}

/* Pause + speed, tucked into the opposite corner */
.tri-controls {
  position: fixed;
  z-index: 4;
  right: 1.5rem;
  bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  background: rgba(10, 8, 18, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.tri-btn {
  border: none;
  background: none;
  color: rgba(245, 245, 247, 0.75);
  font-size: 0.95rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.15rem;
}

.tri-btn:hover { color: #fff; }

.tri-controls #tri-speed {
  width: 110px;
  accent-color: #c4b8ea;
  cursor: pointer;
}

@media (max-width: 560px) {
  .tri-panel {
    left: 1rem;
    bottom: 4.5rem;               /* clear the controls pill below */
    padding: 0.9rem 1.1rem;
  }
  .tri-era { font-size: 1.45rem; }
  .tri-controls { right: 1rem; bottom: 1rem; }
  .tri-controls #tri-speed { width: 80px; }
  .tri-info {
    top: 4.5rem;
    right: 1rem;
    max-width: calc(100vw - 2rem);
    max-height: calc(100vh - 12rem);
  }
}