@charset "UTF-8";

/* Explorer styles shared by the English and Chinese explorer pages. */

:root {
  --bg:
    radial-gradient(circle at 14% 18%, #d7eff9 0%, #f3fbff 36%, transparent 60%),
    radial-gradient(circle at 88% 84%, #eaf6f0 0%, #f9fdff 40%, transparent 62%),
    linear-gradient(145deg, #f8fcfe 0%, #ebf6fb 100%);
  --panel: rgba(255, 255, 255, 0.93);
  --panel-border: #bfd7df;
  --ink: #0d2433;
  --muted: #486072;
  --accent: #0f7ea8;
  --accent-2: #1f9f88;
  --shadow: 0 14px 40px rgba(7, 34, 50, 0.14);
  --panel-header-border: #d6e6ef;
  --panel-grab-bg: rgba(50, 93, 116, 0.34);
  --panel-grab-active: rgba(42, 82, 104, 0.54);
  --panel-close-border: #86aeca;
  --panel-close-bg: #eef7fc;
  --panel-close-text: #17425c;
  --viewer-shell-bg: linear-gradient(180deg, #05253d 0%, #0d3851 56%, #14465f 100%);
  --brand-logo-border: rgba(116, 163, 190, 0.28);
  --brand-logo-shadow: 0 10px 24px rgba(9, 30, 46, 0.16);
  --section-border: #d8e5ec;
  --section-title: #3c5868;
  --control-label: #1c3748;
  --mono: #225168;
  --select-border: #bfd6e2;
  --select-bg: #f7fcff;
  --select-text: #1a3d52;
  --select-focus-border: #3e9fc3;
  --select-focus-ring: 0 0 0 3px rgba(70, 156, 191, 0.18);
  --toggle-text: #244559;
  --toggle-group-border: rgba(66, 132, 160, 0.2);
  --toggle-divider: linear-gradient(90deg, rgba(109, 145, 161, 0.1) 0%, rgba(109, 145, 161, 0.4) 18%, rgba(109, 145, 161, 0.4) 82%, rgba(109, 145, 161, 0.1) 100%);
  --toggle-sub: #3a6173;
  --button-border: #2f7998;
  --button-bg: linear-gradient(135deg, #0f7ea8 0%, #1f9f88 100%);
  --button-text: #f7fdff;
  --meta-text: #345266;
  --meta-border: #d7e6ef;
  --meta-strong: #13344a;
  --meta-details-border: rgba(137, 177, 196, 0.42);
  --meta-details-bg: linear-gradient(180deg, rgba(248, 252, 255, 0.98) 0%, rgba(240, 248, 252, 0.96) 100%);
  --meta-details-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.75);
  --meta-summary-text: #4a6a7f;
  --meta-summary-hover-bg: rgba(92, 150, 179, 0.08);
  --meta-summary-hover-text: #355568;
  --meta-summary-focus: rgba(20, 116, 150, 0.35);
  --meta-link: #166789;
  --meta-link-decoration: rgba(22, 103, 137, 0.42);
  --meta-link-hover: #0f5976;
  --meta-link-focus: rgba(20, 116, 150, 0.4);
  --legend-border: #bdd2de;
  --legend-bg: #000;
  --legend-text: #3e5d6f;
  --legend-note: #567486;
  --ocean-axis-strong: #264a60;
  --ocean-canvas-border: #bdd2de;
  --ocean-canvas-bg: #d7e8ef;
  --ocean-canvas-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.65);
  --ocean-note: #567082;
  --viewer-chip-bg: rgba(5, 21, 31, 0.66);
  --viewer-chip-border: rgba(171, 214, 237, 0.36);
  --viewer-chip-text: #eaf8ff;
  --viewer-chip-strong: #b6ecff;
  --viewer-status-bg: rgba(4, 17, 24, 0.72);
  --viewer-status-border: rgba(169, 214, 232, 0.4);
  --viewer-status-text: #dbf7ff;
  --viewer-tool-border: rgba(169, 214, 232, 0.42);
  --viewer-tool-bg: rgba(4, 17, 24, 0.72);
  --viewer-tool-text: #dbf7ff;
  --capture-panel-border: rgba(169, 214, 232, 0.42);
  --capture-panel-bg: rgba(4, 17, 24, 0.84);
  --capture-panel-text: #e6f8ff;
  --capture-eyebrow: #8bdcff;
  --capture-label: #d7edf7;
  --capture-toggle-border: rgba(169, 214, 232, 0.22);
  --capture-toggle-bg: rgba(10, 34, 48, 0.56);
  --capture-toggle-text: #d9effa;
  --capture-segment-active-border: rgba(120, 225, 255, 0.62);
  --capture-segment-active-bg: rgba(20, 73, 96, 0.82);
  --capture-segment-active-text: #ffffff;
  --capture-hint: #a6d1e2;
  --mobile-panel-header-bg: linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.94) 100%);
}

:root[data-theme="dark"] {
  --bg:
    radial-gradient(circle at 14% 16%, rgba(35, 119, 167, 0.36) 0%, rgba(7, 18, 27, 0) 36%),
    radial-gradient(circle at 86% 82%, rgba(31, 124, 114, 0.24) 0%, rgba(7, 18, 27, 0) 34%),
    linear-gradient(155deg, #030b12 0%, #071521 46%, #0a1f2d 100%);
  --panel: rgba(8, 18, 26, 0.88);
  --panel-border: rgba(117, 174, 201, 0.22);
  --ink: #ebf7ff;
  --muted: #99b9ca;
  --shadow: 0 18px 44px rgba(2, 8, 13, 0.42);
  --panel-header-border: rgba(117, 174, 201, 0.14);
  --panel-grab-bg: rgba(115, 191, 223, 0.36);
  --panel-grab-active: rgba(146, 219, 244, 0.52);
  --panel-close-border: rgba(115, 179, 207, 0.34);
  --panel-close-bg: rgba(10, 25, 36, 0.92);
  --panel-close-text: #dff4ff;
  --viewer-shell-bg: linear-gradient(180deg, #04121d 0%, #0a2436 56%, #0d3149 100%);
  --brand-logo-border: rgba(103, 168, 198, 0.22);
  --brand-logo-shadow: 0 12px 28px rgba(1, 8, 13, 0.36);
  --section-border: rgba(117, 174, 201, 0.12);
  --section-title: #84adc3;
  --control-label: #dff2ff;
  --mono: #92c9e4;
  --select-border: rgba(117, 174, 201, 0.24);
  --select-bg: rgba(6, 16, 24, 0.92);
  --select-text: #e8f7ff;
  --select-focus-border: #57b7de;
  --select-focus-ring: 0 0 0 3px rgba(62, 160, 195, 0.22);
  --toggle-text: #c5e0ee;
  --toggle-group-border: rgba(83, 149, 178, 0.24);
  --toggle-divider: linear-gradient(90deg, rgba(77, 122, 145, 0.08) 0%, rgba(77, 122, 145, 0.34) 18%, rgba(77, 122, 145, 0.34) 82%, rgba(77, 122, 145, 0.08) 100%);
  --toggle-sub: #93b8ca;
  --button-border: rgba(78, 177, 210, 0.38);
  --button-bg: linear-gradient(135deg, #0d6f96 0%, #15816d 100%);
  --button-text: #f5fdff;
  --meta-text: #abc8d8;
  --meta-border: rgba(117, 174, 201, 0.14);
  --meta-strong: #e6f6ff;
  --meta-details-border: rgba(117, 174, 201, 0.22);
  --meta-details-bg: linear-gradient(180deg, rgba(9, 21, 30, 0.98) 0%, rgba(9, 22, 32, 0.96) 100%);
  --meta-details-shadow: inset 0 1px 0 rgba(223, 248, 255, 0.05);
  --meta-summary-text: #8fb4c7;
  --meta-summary-hover-bg: rgba(83, 149, 178, 0.12);
  --meta-summary-hover-text: #e1f4ff;
  --meta-summary-focus: rgba(92, 185, 219, 0.38);
  --meta-link: #79d6ff;
  --meta-link-decoration: rgba(121, 214, 255, 0.34);
  --meta-link-hover: #b7ecff;
  --meta-link-focus: rgba(121, 214, 255, 0.34);
  --legend-border: rgba(117, 174, 201, 0.24);
  --legend-bg: #02070c;
  --legend-text: #97bacb;
  --legend-note: #86acbe;
  --ocean-axis-strong: #d7effa;
  --ocean-canvas-border: rgba(117, 174, 201, 0.24);
  --ocean-canvas-bg: #0c2130;
  --ocean-canvas-shadow: inset 0 1px 0 rgba(223, 248, 255, 0.04);
  --ocean-note: #8aaec0;
  --viewer-chip-bg: rgba(3, 14, 21, 0.78);
  --viewer-chip-border: rgba(132, 198, 228, 0.3);
  --viewer-chip-text: #e8f7ff;
  --viewer-chip-strong: #a8e9ff;
  --viewer-status-bg: rgba(3, 14, 21, 0.8);
  --viewer-status-border: rgba(132, 198, 228, 0.3);
  --viewer-status-text: #dff4ff;
  --viewer-tool-border: rgba(132, 198, 228, 0.3);
  --viewer-tool-bg: rgba(3, 14, 21, 0.78);
  --viewer-tool-text: #def3ff;
  --capture-panel-border: rgba(132, 198, 228, 0.28);
  --capture-panel-bg: rgba(3, 14, 21, 0.88);
  --capture-panel-text: #e6f8ff;
  --capture-eyebrow: #90e2ff;
  --capture-label: #ddf2fb;
  --capture-toggle-border: rgba(132, 198, 228, 0.2);
  --capture-toggle-bg: rgba(10, 34, 48, 0.68);
  --capture-toggle-text: #d8eef9;
  --capture-segment-active-border: rgba(138, 226, 255, 0.56);
  --capture-segment-active-bg: rgba(17, 82, 109, 0.82);
  --capture-segment-active-text: #ffffff;
  --capture-hint: #add5e7;
  --mobile-panel-header-bg: linear-gradient(180deg, rgba(8, 18, 26, 0.98) 0%, rgba(8, 20, 29, 0.94) 100%);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  width: 100%;
  height: 100%;
  font-family: "Space Grotesk", sans-serif;
  color: var(--ink);
  background: var(--bg);
}

.app {
  width: 100%;
  height: 100%;
  display: grid;
  grid-template-columns: minmax(280px, 340px) 1fr;
  gap: 16px;
  padding: 16px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 16px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(5px);
  padding: 18px;
  overflow-y: auto;
}

.panel-header {
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin: 0 0 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--panel-header-border);
  user-select: none;
  -webkit-user-select: none;
}

.panel-grab {
  width: 46px;
  height: 4px;
  border-radius: 999px;
  background: var(--panel-grab-bg);
  cursor: ns-resize;
  touch-action: none;
}

.panel-close-btn {
  display: none;
  width: auto;
  min-width: 78px;
  height: 34px;
  margin: 0;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--panel-close-border);
  background: var(--panel-close-bg);
  color: var(--panel-close-text);
  font-size: 0.78rem;
  font-weight: 600;
}

.viewer-shell {
  position: relative;
  min-height: 420px;
  border-radius: 16px;
  border: 1px solid var(--panel-border);
  box-shadow: var(--shadow);
  overflow: hidden;
  background: var(--viewer-shell-bg);
}

#viewer {
  position: absolute;
  inset: 0;
}

.loading-overlay {
  position: absolute;
  inset: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at 20% 15%, rgba(82, 171, 214, 0.2), transparent 48%),
    linear-gradient(160deg, rgba(5, 26, 40, 0.94) 0%, rgba(7, 37, 54, 0.9) 52%, rgba(10, 48, 66, 0.9) 100%);
  transition: opacity 280ms ease, visibility 280ms ease;
}

.loading-overlay.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loading-card {
  width: min(360px, calc(100% - 32px));
  border-radius: 14px;
  border: 1px solid rgba(173, 217, 239, 0.42);
  background: rgba(6, 26, 38, 0.78);
  box-shadow: 0 14px 34px rgba(3, 11, 18, 0.4);
  padding: 14px 14px 12px;
  color: #e7f7ff;
  backdrop-filter: blur(4px);
}

.loading-stage {
  font-size: 0.83rem;
  font-family: "IBM Plex Mono", monospace;
  color: #d4f0ff;
  margin-bottom: 10px;
  letter-spacing: 0.01em;
}

.loading-track {
  width: 100%;
  height: 10px;
  border-radius: 999px;
  border: 1px solid rgba(160, 210, 236, 0.46);
  background: rgba(2, 11, 18, 0.72);
  overflow: hidden;
}

.loading-fill {
  width: 100%;
  height: 100%;
  transform-origin: left center;
  transform: scaleX(0);
  background: linear-gradient(90deg, #3ea8d6 0%, #4ad0bf 52%, #a5efdf 100%);
  transition: transform 120ms linear;
}

.loading-meta {
  margin-top: 9px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  color: #b8dcec;
  font-size: 0.72rem;
  font-family: "IBM Plex Mono", monospace;
}

.loading-skeleton {
  margin-top: 10px;
  border-radius: 9px;
  background: rgba(9, 37, 53, 0.78);
  border: 1px solid rgba(140, 188, 211, 0.32);
  padding: 8px;
}

.skeleton-line {
  height: 8px;
  border-radius: 999px;
  margin-bottom: 7px;
  background: linear-gradient(90deg, rgba(66, 126, 154, 0.36) 0%, rgba(121, 193, 226, 0.62) 45%, rgba(66, 126, 154, 0.36) 100%);
  background-size: 220% 100%;
  animation: loadingShimmer 1.3s linear infinite;
}

.skeleton-line:last-child {
  margin-bottom: 0;
  width: 72%;
}

@keyframes loadingShimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -20% 0;
  }
}

.panel-brand {
  margin: 0 0 10px;
}

.panel-brand-logo {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 14px;
  border: 1px solid var(--brand-logo-border);
  box-shadow: var(--brand-logo-shadow);
}

.panel-locale-switcher {
  display: grid;
  gap: 0.45rem;
  margin: 0 0 14px;
}

.explorer-locale-switcher__label {
  color: var(--meta-text);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.explorer-locale-switcher__group {
  display: inline-flex;
  width: fit-content;
  border-radius: 999px;
  border: 1px solid var(--meta-border);
  background: var(--meta-details-bg);
  box-shadow: var(--meta-details-shadow);
  overflow: hidden;
}

.explorer-locale-switcher__link {
  min-width: 74px;
  padding: 0.48rem 0.9rem;
  color: var(--meta-text);
  font-size: 0.8rem;
  font-weight: 700;
  line-height: 1;
  text-align: center;
  text-decoration: none;
  transition: background-color 180ms ease, color 180ms ease;
}

.explorer-locale-switcher__link:hover,
.explorer-locale-switcher__link:focus-visible {
  background: var(--meta-summary-hover-bg);
  color: var(--meta-strong);
  outline: none;
}

.explorer-locale-switcher__link.is-active {
  background: linear-gradient(135deg, rgba(15, 126, 168, 0.16) 0%, rgba(31, 159, 136, 0.16) 100%);
  color: var(--meta-strong);
}

.subtitle {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.45;
}

.section {
  padding-top: 12px;
  margin-top: 12px;
  border-top: 1px solid var(--section-border);
}

.section:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.section-title {
  margin: 0 0 12px;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  color: var(--section-title);
  font-weight: 700;
}

.view-control-subsection {
  margin-bottom: 16px;
  padding: 12px;
  border: 1px solid var(--section-border);
  border-radius: 10px;
  background: var(--meta-details-bg);
}

.control {
  margin-bottom: 12px;
}

.control label {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 0.9rem;
  margin-bottom: 6px;
  color: var(--control-label);
}

.mono {
  font-family: "IBM Plex Mono", monospace;
  color: var(--mono);
  font-size: 0.78rem;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

select {
  width: 100%;
  height: 36px;
  border-radius: 9px;
  border: 1px solid var(--select-border);
  background: var(--select-bg);
  color: var(--select-text);
  font-size: 0.88rem;
  font-family: "Space Grotesk", sans-serif;
  padding: 0 10px;
  outline: none;
}

select:focus {
  border-color: var(--select-focus-border);
  box-shadow: var(--select-focus-ring);
}

.polar-search-combobox {
  position: relative;
}

.polar-search-input {
  width: 100%;
  height: 38px;
  border: 1px solid var(--select-border);
  border-radius: 9px;
  background: var(--select-bg);
  color: var(--select-text);
  padding: 0 11px;
  font: 0.88rem "Space Grotesk", sans-serif;
  outline: none;
}

.polar-search-input:focus {
  border-color: var(--select-focus-border);
  box-shadow: var(--select-focus-ring);
}

.polar-search-results {
  position: absolute;
  z-index: 50;
  top: calc(100% + 5px);
  left: 0;
  right: 0;
  max-height: min(330px, 46vh);
  margin: 0;
  padding: 5px;
  overflow-y: auto;
  list-style: none;
  border: 1px solid var(--select-border);
  border-radius: 10px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.polar-search-results[hidden] {
  display: none;
}

.polar-search-results [role="option"] {
  display: grid;
  gap: 2px;
  padding: 8px 9px;
  border-radius: 7px;
  color: var(--select-text);
  cursor: pointer;
}

.polar-search-results [role="option"]:hover,
.polar-search-results [role="option"][aria-selected="true"] {
  background: rgba(15, 126, 168, 0.14);
}

.polar-search-result__name {
  font-size: 0.86rem;
  font-weight: 700;
}

.polar-search-result__meta,
.polar-search-status,
.polar-feature-details__type {
  color: var(--muted);
  font-size: 0.74rem;
}

.polar-search-status {
  min-height: 1.1rem;
  margin-top: 5px;
}

.polar-feature-details {
  margin-top: 11px;
  padding: 10px;
  border: 1px solid var(--meta-border);
  border-radius: 10px;
  background: var(--meta-details-bg);
  font-size: 0.79rem;
}

.polar-feature-details[hidden] {
  display: none;
}

.polar-feature-details h3,
.polar-feature-details p {
  margin: 0 0 6px;
}

.polar-feature-details dl {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 4px 8px;
  margin: 8px 0;
}

.polar-feature-details dt {
  color: var(--muted);
}

.polar-feature-details dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.polar-feature-details a {
  color: var(--meta-link);
}

.toggle {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 8px;
  color: var(--toggle-text);
  font-size: 0.9rem;
}

.toggle[hidden] {
  display: none;
}

.toggle-group {
  margin: -2px 0 10px 25px;
  padding-left: 11px;
  border-left: 2px solid var(--toggle-group-border);
}

.toggle-divider {
  height: 1px;
  margin: 8px 0 6px;
  background: var(--toggle-divider);
}

.toggle-group--grid {
  display: grid;
  grid-template-columns: repeat(2, max-content);
  justify-content: start;
  column-gap: 12px;
  row-gap: 2px;
}

.toggle-group[hidden] {
  display: none;
}

.flowline-inline-card-slot {
  margin: 2px 0 12px 21px;
}

.flowline-inline-card-slot[hidden] {
  display: none;
}

.flowline-inline-card {
  display: block;
}

.toggle--sub {
  margin-bottom: 6px;
  font-size: 0.84rem;
  color: var(--toggle-sub);
}

.toggle-group--grid .toggle--sub {
  margin-bottom: 0;
}

button {
  width: 100%;
  margin-top: 6px;
  border: 1px solid var(--button-border);
  background: var(--button-bg);
  color: var(--button-text);
  border-radius: 10px;
  height: 38px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  letter-spacing: 0.01em;
}

button:hover {
  filter: brightness(1.03);
}

.meta-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  font-size: 0.84rem;
  color: var(--meta-text);
  line-height: 1.35;
}

.meta-list > li {
  padding: 5px 0;
  border-bottom: 1px dashed var(--meta-border);
}

.meta-list > li:last-child {
  border-bottom: none;
}

.meta-list strong {
  color: var(--meta-strong);
}

.meta-list > .meta-section {
  padding: 0;
  border-bottom: none;
}

.meta-section-details {
  border: 1px solid var(--meta-details-border);
  border-radius: 12px;
  background: var(--meta-details-bg);
  box-shadow: var(--meta-details-shadow);
  overflow: hidden;
}

.meta-section-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  cursor: pointer;
  list-style: none;
  user-select: none;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--meta-summary-text);
  font-weight: 700;
  transition: background-color 0.18s ease, color 0.18s ease;
}

.meta-section-summary::-webkit-details-marker {
  display: none;
}

.meta-section-summary::marker {
  content: "";
}

.meta-section-summary:hover {
  background: var(--meta-summary-hover-bg);
  color: var(--meta-summary-hover-text);
}

.meta-section-summary:focus-visible {
  outline: 2px solid var(--meta-summary-focus);
  outline-offset: -2px;
}

.meta-section-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
}

.meta-section-icon::before {
  content: "";
  width: 7px;
  height: 7px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.18s ease;
}

.meta-section-details[open] .meta-section-icon::before {
  transform: rotate(225deg);
}

.meta-section-items {
  margin: 0;
  padding: 0 12px 8px;
  list-style: none;
}

.meta-section-items li {
  padding: 5px 0;
  border-bottom: 1px dashed var(--meta-border);
}

.meta-section-items li:last-child {
  border-bottom: none;
}

.meta-list .meta-compact {
  font-size: 0.8rem;
  line-height: 1.4;
}

.meta-list .meta-link {
  color: var(--meta-link);
  text-decoration: underline;
  text-decoration-color: var(--meta-link-decoration);
  text-underline-offset: 2px;
  font: inherit;
}

.meta-list .meta-link:hover {
  color: var(--meta-link-hover);
  text-decoration-color: currentColor;
}

.meta-list .meta-link:focus-visible {
  outline: 2px solid var(--meta-link-focus);
  outline-offset: 2px;
  border-radius: 3px;
  text-decoration-color: currentColor;
}

.meta-flowline-preview-item {
  padding-top: 10px;
  border-bottom: none;
}

.meta-flowline-preview {
  display: grid;
  gap: 8px;
  padding: 11px;
  border: 1px solid var(--meta-details-border);
  border-radius: 14px;
  background:
    radial-gradient(circle at top left, rgba(153, 218, 245, 0.16), transparent 46%),
    linear-gradient(180deg, rgba(240, 248, 252, 0.88), rgba(231, 242, 248, 0.94));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.34);
}

.meta-flowline-preview-title {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--meta-summary-text);
  font-weight: 700;
}

.meta-flowline-silhouette {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
}

.meta-flowline-preview-caption {
  color: var(--meta-text);
  font-size: 0.78rem;
  line-height: 1.45;
}

.meta-flowline-empty-item {
  padding-top: 10px;
  border-bottom: none;
}

.meta-flowline-empty {
  display: grid;
  gap: 10px;
  padding: 12px;
  border: 1px dashed var(--meta-details-border);
  border-radius: 14px;
  background:
    radial-gradient(circle at top left, rgba(153, 218, 245, 0.12), transparent 44%),
    linear-gradient(180deg, rgba(241, 248, 252, 0.84), rgba(233, 242, 247, 0.94));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.28);
}

.meta-flowline-empty-title {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--meta-summary-text);
  font-weight: 700;
}

.meta-flowline-empty-body {
  color: var(--meta-text);
  font-size: 0.79rem;
  line-height: 1.5;
}

.meta-flowline-empty-graphic {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
}

.hud {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 12px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 8px;
  pointer-events: none;
}

.chip {
  background: var(--viewer-chip-bg);
  border: 1px solid var(--viewer-chip-border);
  color: var(--viewer-chip-text);
  border-radius: 9px;
  padding: 7px 10px;
  font-size: 0.74rem;
  line-height: 1.25;
  max-width: 420px;
  backdrop-filter: blur(4px);
}

.chip strong {
  color: var(--viewer-chip-strong);
}

.status {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--viewer-status-bg);
  color: var(--viewer-status-text);
  border: 1px solid var(--viewer-status-border);
  font-size: 0.74rem;
  font-family: "IBM Plex Mono", monospace;
  pointer-events: none;
}

.viewer-toolbar {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 6;
  display: flex;
  gap: 8px;
  align-items: center;
  pointer-events: none;
}

.viewer-tool-btn {
  width: auto;
  min-width: 124px;
  height: 34px;
  margin-top: 0;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--viewer-tool-border);
  background: var(--viewer-tool-bg);
  color: var(--viewer-tool-text);
  font-size: 0.74rem;
  font-family: "IBM Plex Mono", monospace;
  font-weight: 500;
  letter-spacing: 0;
  pointer-events: auto;
}

.viewer-tool-btn--compact {
  min-width: 0;
  height: 30px;
  padding: 0 10px;
}

.viewer-tool-btn:hover {
  filter: brightness(1.08);
}

.viewer-tool-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  filter: none;
}

.viewer-tool-btn.is-hidden {
  display: none;
}

.viewer-shell:fullscreen,
.viewer-shell:-webkit-full-screen {
  border-radius: 0;
  border: 0;
  box-shadow: none;
}

.capture-panel {
  position: absolute;
  top: 56px;
  right: 12px;
  z-index: 6;
  width: min(312px, calc(100% - 24px));
  padding: 12px;
  border-radius: 16px;
  border: 1px solid var(--capture-panel-border);
  background: var(--capture-panel-bg);
  color: var(--capture-panel-text);
  box-shadow: 0 18px 34px rgba(2, 10, 16, 0.32);
  backdrop-filter: blur(10px);
}

.capture-panel[hidden] {
  display: none;
}

.capture-panel__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.capture-panel__eyebrow {
  color: var(--capture-eyebrow);
  font-size: 0.68rem;
  font-family: "IBM Plex Mono", monospace;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.capture-panel__title {
  display: block;
  margin-top: 3px;
  font-size: 0.94rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.capture-panel__body {
  display: grid;
  gap: 12px;
}

.capture-panel__row {
  display: grid;
  gap: 8px;
}

.capture-panel__row--dual {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.capture-panel__field {
  display: grid;
  gap: 7px;
}

.capture-panel__field label,
.capture-panel__label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  color: var(--capture-label);
  font-size: 0.78rem;
  font-weight: 600;
}

.capture-panel__field input[type="range"] {
  width: 100%;
  margin: 0;
}

.capture-panel__toggle-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.capture-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 34px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid var(--capture-toggle-border);
  background: var(--capture-toggle-bg);
  color: var(--capture-toggle-text);
  font-size: 0.76rem;
  font-family: "IBM Plex Mono", monospace;
}

.capture-toggle input {
  margin: 0;
  accent-color: #57c6e8;
}

.capture-segmented {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.capture-segmented button.is-active {
  border-color: var(--capture-segment-active-border);
  background: var(--capture-segment-active-bg);
  color: var(--capture-segment-active-text);
}

.capture-manual-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.capture-manual-grid button {
  min-width: 0;
}

.capture-panel__hint {
  color: var(--capture-hint);
  font-size: 0.68rem;
  line-height: 1.45;
}

.legend {
  margin-top: 12px;
  height: 10px;
  border-radius: 999px;
  border: 1px solid var(--legend-border);
  background: var(--legend-bg);
}

.legend-labels {
  margin-top: 5px;
  display: flex;
  justify-content: space-between;
  color: var(--legend-text);
  font-size: 0.71rem;
  font-family: "IBM Plex Mono", monospace;
}

.legend-labels.legend-labels--ticks {
  position: relative;
  display: block;
  min-height: 1.1rem;
}

.legend-labels.legend-labels--ticks span {
  position: absolute;
  top: 0;
  white-space: nowrap;
}

.legend-note {
  margin-top: 4px;
  color: var(--legend-note);
  font-size: 0.68rem;
  line-height: 1.35;
}

.ocean-legend-wrap {
  display: grid;
  grid-template-columns: var(--ocean-legend-axis-width, 54px) 1fr;
  gap: 8px;
  align-items: stretch;
}

.ocean-legend-y-axis {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-end;
  gap: 10px;
  min-width: 54px;
  padding: 3px 0;
  color: var(--legend-text);
  font-size: 0.68rem;
  line-height: 1.2;
  font-family: "IBM Plex Mono", monospace;
  text-align: right;
}

.ocean-legend-y-axis strong,
.ocean-legend-x-axis strong {
  display: block;
  color: var(--ocean-axis-strong);
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.71rem;
  letter-spacing: 0.01em;
}

.ocean-legend-canvas {
  display: block;
  width: 100%;
  height: 126px;
  border-radius: 12px;
  border: 1px solid var(--ocean-canvas-border);
  background: var(--ocean-canvas-bg);
  box-shadow: var(--ocean-canvas-shadow);
}

.ocean-legend-x-axis {
  margin-top: 7px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-left: calc(var(--ocean-legend-axis-width, 54px) + 14px);
  width: calc(100% - (var(--ocean-legend-axis-width, 54px) + 14px));
  color: var(--legend-text);
  font-size: 0.68rem;
  line-height: 1.2;
  font-family: "IBM Plex Mono", monospace;
}

.ocean-legend-note {
  margin-top: 8px;
  color: var(--ocean-note);
  font-size: 0.72rem;
  line-height: 1.35;
}

body.showcase {
  background:
    radial-gradient(circle at 18% 22%, #0f3b57 0%, #0a2d45 36%, transparent 62%),
    radial-gradient(circle at 86% 80%, #124866 0%, #09293e 40%, transparent 66%),
    linear-gradient(158deg, #051521 0%, #0a2a3f 62%, #123852 100%);
}

body.showcase .app {
  display: block;
  height: 100%;
  padding: 0;
}

body.showcase .panel {
  display: none;
}

body.showcase .viewer-shell {
  min-height: 100%;
  height: 100%;
  border-radius: 0;
  border: 0;
  box-shadow: none;
  cursor: default;
}

body.showcase .viewer-shell.showcase-idle,
body.showcase .viewer-shell.showcase-desktop-idle {
  cursor: pointer;
}

body.showcase .viewer-shell.showcase-idle::after,
body.showcase .viewer-shell.showcase-desktop-idle::after {
  content: "Click to interact";
  position: absolute;
  top: 16px;
  z-index: 2;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(178, 222, 244, 0.5);
  background: rgba(4, 18, 28, 0.72);
  color: #e6f8ff;
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  pointer-events: none;
}

body.showcase .viewer-shell.showcase-idle::after {
  left: 16px;
}

body.showcase .viewer-shell.showcase-desktop-idle::after {
  right: 16px;
}

body.coarse-pointer.showcase .viewer-shell.showcase-idle::after {
  content: "Tap to enter 3D";
}

html[lang="zh-CN"] body.showcase .viewer-shell.showcase-idle::after,
html[lang="zh-CN"] body.showcase .viewer-shell.showcase-desktop-idle::after {
  content: "点击开始交互";
}

html[lang="zh-CN"] body.coarse-pointer.showcase .viewer-shell.showcase-idle::after {
  content: "轻触进入 3D";
}

@media (max-width: 820px) {
  body.showcase.showcase-mobile-linkout .viewer-shell.showcase-idle {
    cursor: default;
  }

  body.showcase.showcase-mobile-linkout .viewer-shell.showcase-idle::after,
  body.showcase.showcase-mobile-linkout .hud,
  body.showcase.showcase-mobile-linkout .viewer-toolbar {
    display: none !important;
  }
}

body.showcase .hud,
body.showcase .status {
  display: none;
}

body.coarse-pointer.showcase .hud {
  display: flex;
}

body.showcase .viewer-toolbar {
  top: 56px;
  left: 16px;
}

body.showcase #fullscreenToggle,
body.showcase #viewerFullscreenToggle {
  display: none !important;
}

body.preview-embed {
  background:
    radial-gradient(circle at 18% 22%, #0f3b57 0%, #0a2d45 36%, transparent 62%),
    radial-gradient(circle at 86% 80%, #124866 0%, #09293e 40%, transparent 66%),
    linear-gradient(158deg, #051521 0%, #0a2a3f 62%, #123852 100%);
}

body.preview-embed .app {
  display: block;
  height: 100%;
  padding: 0;
}

body.preview-embed .panel,
body.preview-embed .hud,
body.preview-embed .status,
body.preview-embed .viewer-toolbar {
  display: none;
}

body.preview-embed .viewer-shell {
  min-height: 100%;
  height: 100%;
  border-radius: 0;
  border: 0;
  box-shadow: none;
  cursor: default;
}

body.preview-embed #fullscreenToggle,
body.preview-embed #viewerFullscreenToggle {
  display: none !important;
}

@media (max-width: 980px) {
  body:not(.mobile-drawer) .app {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
  }

  body:not(.mobile-drawer) .panel {
    max-height: 44vh;
  }

  body.mobile-drawer .app {
    display: block;
    height: 100vh;
    height: 100dvh;
    padding: 0;
  }

  body.mobile-drawer .viewer-shell {
    min-height: 100vh;
    min-height: 100dvh;
    height: 100vh;
    height: 100dvh;
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }

  body.mobile-drawer .viewer-toolbar {
    top: calc(env(safe-area-inset-top, 0px) + 12px);
    left: calc(env(safe-area-inset-left, 0px) + 12px);
    right: calc(env(safe-area-inset-right, 0px) + 12px);
    flex-wrap: wrap;
  }

  body.mobile-drawer .status {
    display: none;
  }

  body.mobile-drawer .viewer-tool-btn {
    min-width: 0;
  }

  body.mobile-drawer .hud {
    left: calc(env(safe-area-inset-left, 0px) + 10px);
    right: calc(env(safe-area-inset-right, 0px) + 10px);
    bottom: calc(env(safe-area-inset-bottom, 0px) + 72px);
  }

  body.mobile-drawer .panel {
    position: fixed;
    z-index: 20;
    left: calc(env(safe-area-inset-left, 0px) + 8px);
    right: calc(env(safe-area-inset-right, 0px) + 8px);
    bottom: calc(env(safe-area-inset-bottom, 0px) + 8px);
    max-height: min(74dvh, 680px);
    border-radius: 14px;
    padding: 0 14px 14px;
    overflow-y: auto;
    overscroll-behavior: contain;
    transform: translateY(var(--mobile-panel-offset, calc(100% - 56px)));
    transition: transform 220ms ease;
    will-change: transform;
  }

  body.mobile-drawer.mobile-panel-dragging .panel {
    transition: none;
    overflow-y: hidden;
  }

  body.mobile-drawer .panel-header {
    display: flex;
    position: sticky;
    top: 0;
    z-index: 2;
    margin: 0 -14px 10px;
    padding: 12px 14px 10px;
    min-height: 52px;
    background: var(--mobile-panel-header-bg);
    backdrop-filter: blur(4px);
    touch-action: none;
    cursor: ns-resize;
  }

  body.mobile-drawer .panel-grab {
    width: 74px;
    height: 5px;
  }

  body.mobile-drawer .panel-header:active .panel-grab {
    background: var(--panel-grab-active);
  }

  body.mobile-drawer .panel-close-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  body.showcase .hud {
    flex-direction: column;
    align-items: flex-start;
  }

}