:root {
  --bg-0: #071016;
  --bg-1: #0c1a22;
  --panel: rgba(12, 24, 32, 0.78);
  --panel-border: rgba(140, 190, 180, 0.14);
  --text: #e8f2ef;
  --muted: #8aa39a;
  --accent: #3dcf9a;
  --accent-dim: rgba(61, 207, 154, 0.16);
  --warn: #f0b45a;
  --earth-a: #1a6b6e;
  --earth-b: #0d3d4a;
  --earth-c: #245c48;
  --node: rgba(8, 18, 24, 0.88);
  --ring: rgba(120, 200, 180, 0.28);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  --radius: 18px;
  --font-ui: "Manrope", system-ui, sans-serif;
  --font-display: "Syne", "Manrope", sans-serif;
}

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

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: var(--font-ui);
  color: var(--text);
  background: var(--bg-0);
  overflow-x: hidden;
}

.ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 80% 55% at 70% 45%, rgba(34, 110, 98, 0.28), transparent 60%),
    radial-gradient(ellipse 50% 40% at 15% 20%, rgba(40, 80, 110, 0.22), transparent 55%),
    linear-gradient(165deg, var(--bg-0), var(--bg-1) 55%, #08141a);
  z-index: -1;
}

.ambient::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.07) 1px, transparent 1px);
  background-size: 3px 3px;
  opacity: 0.18;
  mask-image: radial-gradient(circle at 70% 50%, black, transparent 70%);
}

.topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.4rem 1.8rem 0.6rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-mark {
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 30%, #7dffc4, transparent 45%),
    linear-gradient(145deg, #2f9f78, #12483f);
  box-shadow: 0 0 0 1px rgba(125, 255, 196, 0.25), 0 8px 24px rgba(20, 80, 60, 0.45);
}

.brand-kicker {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.brand h1 {
  margin: 0.1rem 0 0;
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.topbar-note {
  margin: 0;
  max-width: 28rem;
  text-align: right;
  font-size: 0.86rem;
  line-height: 1.45;
  color: var(--muted);
}

.layout {
  display: grid;
  grid-template-columns: minmax(280px, 360px) 1fr;
  gap: 1.25rem;
  padding: 1rem 1.5rem 1.75rem;
  min-height: calc(100vh - 5.5rem);
}

.panel {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.panel-block {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 1.05rem 1.1rem 1.15rem;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
}

.panel-block h2 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.panel-lead {
  margin: 0 0 1rem;
  font-size: 0.84rem;
  line-height: 1.5;
  color: var(--muted);
}

.field-label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.search-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem;
}

input[type="search"],
input[type="date"],
input[type="time"],
select {
  width: 100%;
  appearance: none;
  border: 1px solid rgba(140, 190, 180, 0.22);
  border-radius: 12px;
  background: rgba(4, 12, 16, 0.65);
  color: var(--text);
  padding: 0.7rem 0.85rem;
  font: inherit;
  font-size: 0.92rem;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

input:focus,
select:focus {
  border-color: rgba(61, 207, 154, 0.55);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.btn {
  border: none;
  border-radius: 12px;
  padding: 0.7rem 0.95rem;
  font: inherit;
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  transition: transform 0.12s ease, opacity 0.12s ease, background 0.15s ease;
}

.btn:active {
  transform: scale(0.98);
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn.primary {
  background: linear-gradient(160deg, #4adfad, #239f74);
  color: #042018;
}

.btn.compact {
  padding: 0.4rem 0.75rem;
  font-size: 0.78rem;
}

.btn.ghost {
  background: transparent;
  border: 1px solid rgba(140, 190, 180, 0.28);
  color: var(--muted);
  padding: 0.35rem 0.65rem;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
}

.btn.ghost.active {
  color: var(--accent);
  border-color: rgba(61, 207, 154, 0.55);
  background: var(--accent-dim);
}

.suggestions {
  list-style: none;
  margin: 0.45rem 0 0;
  padding: 0.3rem;
  border-radius: 12px;
  border: 1px solid var(--panel-border);
  background: rgba(4, 12, 16, 0.92);
  max-height: 180px;
  overflow: auto;
}

.suggestions li button {
  width: 100%;
  text-align: left;
  border: none;
  background: transparent;
  color: var(--text);
  padding: 0.55rem 0.65rem;
  border-radius: 8px;
  font: inherit;
  cursor: pointer;
}

.suggestions li button:hover,
.suggestions li button[aria-selected="true"] {
  background: var(--accent-dim);
}

.suggestions .tz {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.72rem;
  color: var(--muted);
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 0.9rem;
  min-height: 2rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.45rem 0.35rem 0.7rem;
  border-radius: 999px;
  background: var(--accent-dim);
  border: 1px solid rgba(61, 207, 154, 0.28);
  font-size: 0.82rem;
  font-weight: 600;
}

.chip button {
  width: 1.35rem;
  height: 1.35rem;
  border: none;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.28);
  color: var(--text);
  cursor: pointer;
  line-height: 1;
}

.meeting-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.35rem;
}

.meeting-head h2 {
  margin: 0;
}

.datetime-row {
  margin-top: 0.75rem;
}

.mode-badge {
  margin: 0.95rem 0 0;
  padding: 0.55rem 0.7rem;
  border-radius: 10px;
  background: rgba(240, 180, 90, 0.1);
  border: 1px solid rgba(240, 180, 90, 0.28);
  color: var(--warn);
  font-size: 0.8rem;
  font-weight: 600;
}

.mode-badge.live {
  background: var(--accent-dim);
  border-color: rgba(61, 207, 154, 0.28);
  color: var(--accent);
}

.offset-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.offset-list li {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.55rem 0.65rem;
  border-radius: 10px;
  background: rgba(4, 12, 16, 0.45);
  font-size: 0.84rem;
}

.offset-list .delta {
  color: var(--accent);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.share-text {
  width: 100%;
  resize: vertical;
  min-height: 7.5rem;
  border: 1px solid rgba(140, 190, 180, 0.22);
  border-radius: 12px;
  background: rgba(4, 12, 16, 0.65);
  color: var(--text);
  padding: 0.75rem 0.85rem;
  font: inherit;
  font-size: 0.82rem;
  line-height: 1.5;
  outline: none;
}

.share-text:focus {
  border-color: rgba(61, 207, 154, 0.55);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.copy-status {
  margin: 0.45rem 0 0;
  min-height: 1.1rem;
  font-size: 0.78rem;
  color: var(--accent);
  font-weight: 600;
}

.stage {
  position: relative;
  display: grid;
  place-items: center;
  border-radius: calc(var(--radius) + 6px);
  border: 1px solid rgba(140, 190, 180, 0.1);
  background:
    radial-gradient(circle at 50% 48%, rgba(30, 90, 85, 0.18), transparent 42%),
    rgba(6, 14, 18, 0.35);
  min-height: 640px;
  overflow: hidden;
}

.orbit-wrap {
  position: relative;
  width: min(78vmin, 640px);
  aspect-ratio: 1;
}

.orbit-ring {
  position: absolute;
  inset: 8%;
  border-radius: 50%;
  border: 1px dashed var(--ring);
  animation: spin 80s linear infinite;
}

.orbit-ring::before,
.orbit-ring::after {
  content: "";
  position: absolute;
  inset: 10%;
  border-radius: 50%;
  border: 1px solid rgba(120, 200, 180, 0.08);
}

.orbit-ring::after {
  inset: -6%;
  border-style: dotted;
  opacity: 0.7;
}

.globe {
  position: absolute;
  inset: 28%;
  display: grid;
  place-items: center;
}

.globe-glow {
  position: absolute;
  inset: -18%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(70, 190, 160, 0.28), transparent 65%);
  filter: blur(8px);
  animation: pulse 5.5s ease-in-out infinite;
}

.globe-sphere {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  overflow: hidden;
  background:
    radial-gradient(circle at 32% 28%, rgba(180, 240, 220, 0.35), transparent 28%),
    linear-gradient(145deg, var(--earth-a), var(--earth-b) 45%, var(--earth-c));
  box-shadow:
    inset -18px -24px 40px rgba(0, 20, 30, 0.55),
    inset 10px 12px 24px rgba(180, 255, 230, 0.12),
    0 0 0 1px rgba(160, 230, 210, 0.18),
    0 20px 50px rgba(0, 0, 0, 0.4);
  animation: drift 28s ease-in-out infinite alternate;
}

.globe-shine {
  position: absolute;
  inset: 8% 18% auto 12%;
  height: 28%;
  border-radius: 50%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.28), transparent);
  filter: blur(2px);
}

.globe-grid {
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      90deg,
      transparent 0 18%,
      rgba(255, 255, 255, 0.05) 18% 18.6%
    ),
    repeating-linear-gradient(
      0deg,
      transparent 0 16%,
      rgba(255, 255, 255, 0.045) 16% 16.55%
    );
  mix-blend-mode: soft-light;
  opacity: 0.7;
  animation: spin 120s linear infinite;
}

.globe-land {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 22% 16% at 62% 38%, rgba(70, 140, 90, 0.55), transparent 70%),
    radial-gradient(ellipse 18% 28% at 30% 48%, rgba(55, 120, 80, 0.5), transparent 72%),
    radial-gradient(ellipse 14% 12% at 72% 62%, rgba(80, 130, 85, 0.4), transparent 70%),
    radial-gradient(ellipse 12% 10% at 48% 70%, rgba(60, 110, 75, 0.35), transparent 70%);
  filter: blur(0.4px);
}

.city-nodes {
  position: absolute;
  inset: 0;
}

.city-node {
  position: absolute;
  width: 168px;
  transform: translate(-50%, -50%);
  transition: opacity 0.25s ease, transform 0.35s ease;
}

.city-node .card {
  background: var(--node);
  border: 1px solid rgba(140, 190, 180, 0.22);
  border-radius: 16px;
  padding: 0.7rem 0.8rem 0.75rem;
  backdrop-filter: blur(10px);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.35);
  text-align: center;
}

.city-node .dot {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 10px;
  height: 10px;
  margin: -5px 0 0 -5px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(61, 207, 154, 0.18);
  opacity: 0;
}

.city-node .city {
  margin: 0;
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.city-node .date {
  margin: 0.2rem 0 0.15rem;
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.city-node .time {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.03em;
  color: var(--accent);
}

.city-node .offset {
  margin: 0.3rem 0 0;
  font-size: 0.68rem;
  color: rgba(170, 200, 190, 0.7);
}

.city-node.anchor .card {
  border-color: rgba(61, 207, 154, 0.55);
  box-shadow: 0 0 0 1px rgba(61, 207, 154, 0.2), 0 14px 36px rgba(0, 0, 0, 0.35);
}

.empty-hint {
  position: absolute;
  text-align: center;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.6;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.empty-hint span {
  display: inline-block;
  margin-top: 0.35rem;
  font-size: 0.8rem;
  opacity: 0.75;
}

.empty-hint.hidden {
  opacity: 0;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes pulse {
  0%,
  100% {
    opacity: 0.55;
    transform: scale(0.98);
  }
  50% {
    opacity: 1;
    transform: scale(1.03);
  }
}

@keyframes drift {
  from {
    filter: hue-rotate(0deg);
  }
  to {
    filter: hue-rotate(12deg);
  }
}

@media (max-width: 980px) {
  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .topbar-note {
    text-align: left;
  }

  .layout {
    grid-template-columns: 1fr;
  }

  .stage {
    min-height: 560px;
  }

  .city-node {
    width: 140px;
  }

  .city-node .time {
    font-size: 1.15rem;
  }
}

@media (max-width: 640px) {
  .orbit-wrap {
    width: min(92vw, 420px);
  }

  .city-node {
    width: 118px;
  }

  .city-node .card {
    padding: 0.55rem 0.5rem;
  }

  .city-node .time {
    font-size: 1rem;
  }
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 100;
  padding: 0.6rem 0.9rem;
  border-radius: 10px;
  background: var(--accent);
  color: #042018;
  font-weight: 700;
  text-decoration: none;
}

.skip-link:focus {
  top: 1rem;
}

.seo-content {
  padding: 0 1.5rem 2.5rem;
}

.seo-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.75rem 1.4rem 1.5rem;
  border-radius: calc(var(--radius) + 4px);
  border: 1px solid rgba(140, 190, 180, 0.12);
  background: rgba(8, 18, 24, 0.55);
}

.seo-intro h2,
.seo-faq h2 {
  margin: 0 0 0.65rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}

.seo-intro p {
  margin: 0;
  max-width: 62rem;
  color: var(--muted);
  line-height: 1.6;
  font-size: 0.95rem;
}

.seo-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.4rem;
}

.seo-grid article {
  padding: 1rem 1.05rem;
  border-radius: 14px;
  background: rgba(4, 12, 16, 0.45);
  border: 1px solid rgba(140, 190, 180, 0.1);
}

.seo-grid h3 {
  margin: 0 0 0.65rem;
  font-family: var(--font-display);
  font-size: 1rem;
}

.seo-grid ol,
.seo-grid ul {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

.seo-grid li + li {
  margin-top: 0.35rem;
}

.seo-faq {
  margin-top: 1.5rem;
}

.seo-faq details {
  border-top: 1px solid rgba(140, 190, 180, 0.12);
  padding: 0.85rem 0;
}

.seo-faq details:last-child {
  border-bottom: 1px solid rgba(140, 190, 180, 0.12);
}

.seo-faq summary {
  cursor: pointer;
  font-weight: 650;
  font-size: 0.95rem;
  list-style: none;
}

.seo-faq summary::-webkit-details-marker {
  display: none;
}

.seo-faq summary::before {
  content: "+";
  display: inline-block;
  width: 1.1rem;
  color: var(--accent);
  font-weight: 700;
}

.seo-faq details[open] summary::before {
  content: "–";
}

.seo-faq details p {
  margin: 0.55rem 0 0 1.1rem;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

.site-footer {
  padding: 0 1.5rem 2.25rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.55;
}

.site-footer p {
  margin: 0 auto;
  max-width: 40rem;
}

.site-footer a {
  color: var(--accent);
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}

.footer-meta {
  margin-top: 0.45rem !important;
  opacity: 0.85;
}

@media (max-width: 980px) {
  .seo-grid {
    grid-template-columns: 1fr;
  }
}