/* 站点视觉系统 */
:root {
  --night: #080d18;
  --night-raised: #10192a;
  --night-panel: #152137;
  --paper: #f4f7ff;
  --mist: #c5cedf;
  --muted: #93a1b8;
  --signal: #6ef2d0;
  --signal-dim: #44bfa7;
  --hot: #ff6a5c;
  --hot-light: #ff9e85;
  --violet: #a38cff;
  --sky: #6fc5ff;
  --line: rgba(219, 232, 255, .13);
  --line-strong: rgba(219, 232, 255, .27);
  --max: 1280px;
  --radius: 19px;
  --radius-xl: 31px;
  --shadow: 0 26px 70px rgba(0, 0, 0, .38);
  --sans: Inter, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--night);
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  color: var(--paper);
  background:
    radial-gradient(circle at 92% 8%, rgba(111, 197, 255, .13), transparent 25rem),
    radial-gradient(circle at 4% 42%, rgba(255, 106, 92, .09), transparent 30rem),
    var(--night);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.68;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

::selection {
  color: var(--night);
  background: var(--signal);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: -80px;
  left: 15px;
  padding: 10px 15px;
  color: var(--night);
  background: var(--signal);
  border-radius: 0 0 10px 10px;
  font-size: 13px;
  font-weight: 900;
  transition: top .2s ease;
}

.skip-link:focus {
  top: 0;
}

/* Header and live search ribbon */
.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid var(--line);
  background: rgba(8, 13, 24, .87);
  backdrop-filter: blur(18px);
}

.header-shell {
  display: flex;
  width: min(var(--max), calc(100% - 48px));
  min-height: 78px;
  align-items: center;
  gap: 18px;
  margin: 0 auto;
}

.brand-lockup,
.footer-lockup {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 9px;
}

.brand-mark {
  width: 38px;
  height: 38px;
  object-fit: contain;
  filter: drop-shadow(0 7px 14px rgba(110, 242, 208, .18));
}

.brand-wordmark {
  position: relative;
  display: inline-flex;
  align-items: baseline;
  letter-spacing: -.055em;
  line-height: 1;
}

.brand-wordmark b,
.footer-lockup b {
  color: var(--paper);
  font-size: 1.34rem;
  font-weight: 900;
}

.brand-wordmark em,
.footer-lockup em {
  margin-left: 2px;
  color: var(--hot-light);
  font-size: 1.25rem;
  font-style: normal;
  font-weight: 900;
}

.brand-wordmark small {
  position: absolute;
  top: 100%;
  left: 1px;
  color: var(--muted);
  font-size: 7px;
  font-weight: 800;
  letter-spacing: .15em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2px;
}

.main-nav a {
  position: relative;
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  padding: 0 9px;
  color: var(--mist);
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
  transition: color .2s ease;
}

.main-nav a::after {
  position: absolute;
  right: 9px;
  bottom: 4px;
  left: 9px;
  height: 2px;
  content: "";
  background: var(--signal);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .2s ease;
}

.main-nav a:hover,
.main-nav a.is-active {
  color: var(--paper);
}

.main-nav a:hover::after,
.main-nav a.is-active::after {
  transform: scaleX(1);
}

.header-cta {
  display: inline-flex;
  min-height: 41px;
  align-items: center;
  gap: 7px;
  padding: 0 15px;
  margin-left: auto;
  color: var(--night);
  background: var(--signal);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 900;
  transition: transform .2s ease, box-shadow .2s ease;
}

.header-cta:hover {
  box-shadow: 0 10px 26px rgba(110, 242, 208, .25);
  transform: translateY(-2px);
}

.menu-toggle {
  display: none;
}

.search-band {
  border-bottom: 1px solid var(--line);
  background: rgba(18, 29, 49, .72);
}

.search-inner {
  display: grid;
  width: min(var(--max), calc(100% - 48px));
  min-height: 58px;
  grid-template-columns: 1fr minmax(310px, 430px) 1fr;
  align-items: center;
  gap: 18px;
  margin: 0 auto;
}

.search-inner > p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  font-weight: 750;
}

.signal-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 7px;
  vertical-align: middle;
  background: var(--hot);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(255, 106, 92, .14);
  animation: signal-pulse 1.8s infinite;
}

.demo-search {
  display: flex;
  min-width: 0;
}

.demo-search input {
  width: 100%;
  height: 36px;
  padding: 0 12px;
  color: var(--paper);
  outline: 0;
  background: rgba(244, 247, 255, .07);
  border: 1px solid transparent;
  border-radius: 9px 0 0 9px;
  font-size: 12px;
  transition: border-color .2s ease;
}

.demo-search input:focus {
  border-color: var(--signal);
}

.demo-search input::placeholder {
  color: #9cabbe;
}

.demo-search button {
  height: 36px;
  padding: 0 13px;
  color: var(--night);
  background: var(--signal);
  border: 0;
  border-radius: 0 9px 9px 0;
  font-size: 12px;
  font-weight: 900;
}

.search-feedback {
  color: var(--muted);
  font-size: 11px;
  text-align: right;
}

/* Shared structure */
.page-shell {
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
}

.content-section {
  padding: 96px 0;
}

.content-section.compact {
  padding: 58px 0;
}

.chamber {
  background: linear-gradient(142deg, rgba(22, 35, 59, .86), rgba(10, 16, 30, .93));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 31px;
}

.section-head > div {
  max-width: 780px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 10px;
  color: var(--signal);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 28px;
  height: 2px;
  content: "";
  background: currentColor;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  font-family: var(--sans);
  font-weight: 900;
  letter-spacing: -.045em;
  line-height: 1.17;
}

h1 {
  max-width: 920px;
  font-size: clamp(2.5rem, 5.5vw, 5.35rem);
}

.page-subtitle {
  max-width: 760px;
  margin: 14px 0 18px;
  color: var(--signal);
  font-size: clamp(.92rem, 1.25vw, 1.08rem);
  font-weight: 800;
  letter-spacing: .01em;
}

h2 {
  font-size: clamp(1.75rem, 3.4vw, 3.08rem);
}

h3 {
  font-size: clamp(1.08rem, 1.7vw, 1.4rem);
}

h4 {
  font-size: 1.12rem;
}

h5 {
  font-size: 1rem;
}

h6 {
  font-size: .8rem;
  letter-spacing: .04em;
}

.body-copy {
  max-width: 690px;
  color: var(--mist);
}

.section-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 5px;
  color: var(--paper);
  border-bottom: 1px solid var(--signal);
  font-size: 13px;
  font-weight: 900;
  white-space: nowrap;
}

.section-link:hover {
  color: var(--signal);
}

.button-primary,
.button-secondary {
  display: inline-flex;
  min-height: 47px;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 900;
  transition: transform .2s ease, color .2s ease, background .2s ease;
}

.button-primary {
  color: var(--night);
  background: var(--signal);
  border: 1px solid var(--signal);
}

.button-primary:hover {
  background: #9affdf;
  transform: translateY(-2px);
}

.button-secondary {
  color: var(--paper);
  background: rgba(244, 247, 255, .06);
  border: 1px solid var(--line-strong);
}

.button-secondary:hover {
  color: var(--signal);
  border-color: var(--signal);
}

/* Hero: asymmetrical broadcast stage */
.hero {
  position: relative;
  z-index: 0;
  min-height: 690px;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.hero-bg {
  position: absolute;
  z-index: -3;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero::before {
  position: absolute;
  z-index: -2;
  inset: 0;
  content: "";
  background: linear-gradient(95deg, rgba(8, 13, 24, .98) 4%, rgba(8, 13, 24, .87) 45%, rgba(8, 13, 24, .2) 100%);
}

.hero::after {
  position: absolute;
  z-index: -1;
  right: -11%;
  bottom: -39%;
  width: min(47vw, 650px);
  aspect-ratio: 1;
  content: "";
  border: 1px solid rgba(110, 242, 208, .42);
  border-radius: 50%;
  box-shadow: 0 0 0 43px rgba(110, 242, 208, .035), 0 0 0 86px rgba(110, 242, 208, .02);
}

.hero-shell {
  display: grid;
  width: min(var(--max), calc(100% - 48px));
  min-height: 690px;
  grid-template-columns: minmax(0, 1.18fr) minmax(300px, .82fr);
  align-items: end;
  gap: 50px;
  padding: 100px 0 72px;
  margin: 0 auto;
}

.hero-lead {
  align-self: center;
}

.hero h1 strong {
  color: var(--hot-light);
  font-style: normal;
}

.hero-intro {
  max-width: 650px;
  margin: 25px 0 0;
  color: var(--mist);
  font-size: clamp(1rem, 1.6vw, 1.18rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 31px;
}

.hero-note {
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.hero-note b {
  color: var(--signal);
}

.hero-signal-card {
  position: relative;
  padding: 29px;
  overflow: hidden;
  background: rgba(16, 25, 42, .73);
  border: 1px solid rgba(219, 232, 255, .24);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.hero-signal-card::before {
  position: absolute;
  top: 0;
  right: 29px;
  width: 82px;
  height: 3px;
  content: "";
  background: var(--hot);
}

.signal-card-head,
.signal-card-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.signal-card-head p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.live-mark {
  color: var(--hot-light);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .12em;
}

.live-mark::before {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 6px;
  content: "";
  background: currentColor;
  border-radius: 50%;
}

.signal-number {
  margin: 25px 0 0;
  font-size: clamp(3.4rem, 6vw, 5rem);
  font-weight: 900;
  letter-spacing: -.09em;
  line-height: .9;
}

.signal-number small {
  color: var(--signal);
  font-size: .95rem;
  letter-spacing: 0;
}

.signal-barcode {
  display: grid;
  height: 50px;
  grid-template-columns: repeat(18, 1fr);
  align-items: end;
  gap: 3px;
  margin-top: 23px;
}

.signal-barcode i {
  display: block;
  height: 48%;
  background: linear-gradient(180deg, var(--signal), var(--signal-dim));
  border-radius: 8px 8px 2px 2px;
}

.signal-barcode i:nth-child(2n) { height: 75%; }
.signal-barcode i:nth-child(3n) { height: 37%; }
.signal-barcode i:nth-child(5n) { height: 100%; }

.signal-card-bottom {
  padding-top: 20px;
  margin-top: 20px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  font-size: 12px;
}

.signal-card-bottom b {
  color: var(--paper);
}

/* Video index and metric track */
.signal-strip {
  overflow: hidden;
  background: var(--signal);
  border-bottom: 1px solid var(--line);
}

.signal-strip-track {
  display: flex;
  width: max-content;
  min-height: 55px;
  align-items: center;
  animation: rail-move 31s linear infinite;
}

.signal-strip span {
  display: inline-flex;
  align-items: center;
  gap: 15px;
  padding: 0 25px;
  color: #06201e;
  font-size: 13px;
  font-weight: 900;
  white-space: nowrap;
}

.signal-strip span::after {
  width: 5px;
  height: 5px;
  content: "";
  background: currentColor;
  border-radius: 50%;
}

.metric-rail {
  display: grid;
  overflow: hidden;
  grid-template-columns: repeat(4, 1fr);
  background: var(--night-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.metric {
  position: relative;
  min-height: 132px;
  padding: 25px;
}

.metric + .metric {
  border-left: 1px solid var(--line);
}

.metric span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 750;
}

.metric strong {
  display: block;
  margin-top: 11px;
  font-size: clamp(1.48rem, 2.5vw, 2.35rem);
  letter-spacing: -.06em;
  line-height: 1;
}

.metric em {
  color: var(--signal);
  font-size: .84rem;
  font-style: normal;
  letter-spacing: 0;
}

.metric::after {
  position: absolute;
  right: 19px;
  bottom: 18px;
  width: 17px;
  height: 17px;
  content: "";
  border-right: 2px solid var(--hot);
  border-bottom: 2px solid var(--hot);
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.video-card {
  min-width: 0;
  transition: transform .25s ease, opacity .2s ease;
}

.video-card[hidden] {
  display: none;
}

.video-card:hover {
  transform: translateY(-7px);
}

.video-surface {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--night-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.video-surface > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .72;
  transition: transform .45s ease, opacity .25s ease;
}

.video-card:hover .video-surface > img {
  opacity: .93;
  transform: scale(1.06);
}

.surface-scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 27%, rgba(8, 13, 24, .92));
}

.theme-coral .surface-scrim {
  background: linear-gradient(135deg, rgba(255, 106, 92, .3), transparent 51%), linear-gradient(180deg, transparent 27%, rgba(8, 13, 24, .92));
}

.theme-mint .surface-scrim {
  background: linear-gradient(135deg, rgba(110, 242, 208, .27), transparent 51%), linear-gradient(180deg, transparent 27%, rgba(8, 13, 24, .92));
}

.theme-lilac .surface-scrim {
  background: linear-gradient(135deg, rgba(163, 140, 255, .34), transparent 51%), linear-gradient(180deg, transparent 27%, rgba(8, 13, 24, .92));
}

.video-kind,
.video-duration {
  position: absolute;
  top: 13px;
  padding: 5px 8px;
  color: var(--paper);
  background: rgba(8, 13, 24, .73);
  border-radius: 7px;
  font-size: 10px;
  font-weight: 900;
  backdrop-filter: blur(5px);
}

.video-kind { left: 13px; }
.video-duration { right: 13px; }

.play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 57px;
  height: 57px;
  color: var(--night);
  background: var(--paper);
  border: 0;
  border-radius: 50%;
  opacity: 0;
  transform: translate(-50%, -43%) scale(.72);
  transition: transform .25s ease, opacity .25s ease, background .2s ease;
}

.play-button span {
  display: block;
  margin-left: 3px;
  font-size: 16px;
}

.video-card:hover .play-button,
.video-card:focus-within .play-button {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.play-button:hover,
.play-button.is-playing {
  color: var(--night);
  background: var(--signal);
}

.video-progress {
  position: absolute;
  right: 13px;
  bottom: 12px;
  left: 13px;
  height: 3px;
  overflow: hidden;
  background: rgba(244, 247, 255, .2);
  border-radius: 99px;
}

.video-progress i {
  display: block;
  width: 38%;
  height: 100%;
  background: var(--hot);
  border-radius: inherit;
}

.video-card:nth-child(2n) .video-progress i {
  width: 61%;
  background: var(--signal);
}

.video-card:nth-child(3n) .video-progress i {
  width: 48%;
  background: var(--violet);
}

.video-copy {
  padding: 17px 3px 4px;
}

.video-copy .eyebrow {
  margin-bottom: 7px;
  color: var(--hot-light);
  font-size: 10px;
  letter-spacing: .06em;
}

.video-copy .eyebrow::before {
  width: 14px;
}

.video-copy h3 {
  min-height: 2.36em;
}

.video-copy > p:not(.eyebrow) {
  min-height: 2.9em;
  margin: 9px 0 11px;
  color: var(--muted);
  font-size: 12px;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag-row span {
  padding: 3px 7px;
  color: var(--mist);
  background: rgba(244, 247, 255, .06);
  border: 1px solid rgba(244, 247, 255, .09);
  border-radius: 999px;
  font-size: 10px;
  font-weight: 750;
}

/* Media editorial columns */
.pillar-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.pillar {
  min-height: 268px;
  padding: 27px;
  background: rgba(8, 13, 24, .42);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.pillar-icon {
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  margin-bottom: 33px;
  color: var(--night);
  background: var(--signal);
  border-radius: 14px 14px 14px 3px;
  font-size: 18px;
  font-weight: 900;
}

.pillar:nth-child(2) .pillar-icon { background: var(--hot); }
.pillar:nth-child(3) .pillar-icon { background: var(--violet); }

.pillar p {
  margin: 13px 0 22px;
  color: var(--muted);
  font-size: 13px;
}

.pillar ul,
.topic-panel ul {
  display: grid;
  gap: 7px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.pillar li {
  color: var(--mist);
  font-size: 12px;
}

.pillar li::before {
  margin-right: 8px;
  color: var(--signal);
  content: "—";
}

/* AI capability panel */
.capability-layout {
  display: grid;
  grid-template-columns: minmax(300px, .82fr) minmax(0, 1.18fr);
  gap: 51px;
  align-items: center;
}

.capability-image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  border: 1px solid var(--line);
  border-radius: 50% 50% var(--radius-xl) var(--radius-xl);
}

.capability-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.capability-image::after {
  position: absolute;
  right: 9%;
  bottom: 8%;
  width: 75%;
  height: 1px;
  content: "";
  background: var(--signal);
  box-shadow: 0 -12px 0 -5px var(--hot), 0 12px 0 -6px var(--paper);
  transform: rotate(-17deg);
}

.capability-list {
  display: grid;
  gap: 8px;
  margin-top: 25px;
}

.capability-item {
  display: grid;
  grid-template-columns: 42px 1fr auto;
  align-items: center;
  gap: 15px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.capability-item:first-child {
  border-top: 1px solid var(--line);
}

.capability-no {
  color: var(--hot-light);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .08em;
}

.capability-item h3 {
  font-size: 1.1rem;
}

.capability-item p {
  grid-column: 2;
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.capability-pill {
  padding: 5px 8px;
  color: var(--signal);
  border: 1px solid rgba(110, 242, 208, .25);
  border-radius: 999px;
  font-size: 10px;
  font-weight: 900;
}

/* Community constellation */
.constellation {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.community-card {
  position: relative;
  z-index: 0;
  min-height: 258px;
  padding: 22px;
  overflow: hidden;
  background: rgba(244, 247, 255, .035);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform .25s ease, background .25s ease;
}

.community-card::before {
  position: absolute;
  z-index: -1;
  top: -40px;
  right: -40px;
  width: 118px;
  height: 118px;
  content: "";
  border: 1px solid currentColor;
  border-radius: 50%;
  opacity: .45;
}

.community-card:hover {
  background: rgba(244, 247, 255, .08);
  transform: translateY(-5px);
}

.community-card.panda { color: var(--signal); }
.community-card.polar { color: #b7ccff; }
.community-card.sloth { color: #ffd17d; }
.community-card.tiger { color: var(--hot-light); }

.animal-badge {
  display: grid;
  width: 45px;
  height: 45px;
  place-items: center;
  color: var(--night);
  background: currentColor;
  border-radius: 14px;
  font-size: 21px;
}

.community-card h3 {
  margin-top: 48px;
  color: var(--paper);
}

.community-card p {
  margin: 9px 0 15px;
  color: var(--muted);
  font-size: 12px;
}

.community-card a {
  color: currentColor;
  font-size: 12px;
  font-weight: 900;
}

.community-visual {
  position: relative;
  min-height: 307px;
  isolation: isolate;
  overflow: hidden;
  margin-top: 21px;
  background: var(--night-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
}

.community-visual img {
  position: absolute;
  z-index: -2;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .62;
}

.community-visual::before {
  position: absolute;
  z-index: -1;
  inset: 0;
  content: "";
  background: linear-gradient(90deg, rgba(8, 13, 24, .92), rgba(8, 13, 24, .11));
}

.community-overlay {
  display: flex;
  min-height: 307px;
  align-items: end;
  padding: 33px;
}

.community-overlay h2 {
  max-width: 640px;
}

.community-overlay p {
  max-width: 590px;
  margin: 13px 0 0;
  color: var(--mist);
}

/* Structured transparent data */
.json-layout {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  align-items: start;
  gap: 26px;
}

.json-note {
  padding: 29px;
  background: var(--night-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.json-note h2 {
  margin-bottom: 14px;
}

.json-note p {
  color: var(--muted);
  font-size: 13px;
}

.json-note .button-secondary {
  margin-top: 8px;
}

.json-block {
  max-height: 388px;
  padding: 24px;
  margin: 0;
  overflow: auto;
  color: #b5ffe9;
  background: #060a12;
  border: 1px solid rgba(110, 242, 208, .2);
  border-radius: var(--radius);
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 12px;
  line-height: 1.7;
  white-space: pre-wrap;
}

.small-json {
  max-height: 295px;
}

.json-block::-webkit-scrollbar {
  width: 8px;
}

.json-block::-webkit-scrollbar-thumb {
  background: var(--night-raised);
  border-radius: 99px;
}

/* Experts, FAQ and voices */
.expert-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.expert-card {
  padding: 25px;
  background: rgba(244, 247, 255, .035);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.expert-avatar {
  display: grid;
  width: 51px;
  height: 51px;
  place-items: center;
  margin-bottom: 27px;
  color: var(--night);
  background: linear-gradient(145deg, var(--signal), var(--sky));
  border-radius: 16px 16px 16px 4px;
  font-size: 17px;
  font-weight: 900;
}

.expert-card:nth-child(2n) .expert-avatar {
  background: linear-gradient(145deg, var(--hot-light), var(--violet));
}

.expert-role {
  margin: 7px 0 14px;
  color: var(--signal);
  font-size: 12px;
  font-weight: 850;
}

.expert-card p:not(.expert-role) {
  color: var(--muted);
  font-size: 12px;
}

.expert-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 18px;
}

.expert-meta span {
  padding: 4px 7px;
  color: var(--mist);
  background: rgba(244, 247, 255, .06);
  border-radius: 5px;
  font-size: 10px;
}

.expert-card a {
  display: inline-flex;
  margin-top: 19px;
  color: var(--paper);
  border-bottom: 1px solid var(--hot);
  font-size: 12px;
  font-weight: 900;
}

.atlas-intro {
  max-width: 840px;
  margin: -10px 0 24px;
  color: var(--muted);
  font-size: 13px;
}

.ugv6MBVY {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.ugv6MBVY span {
  padding: 7px 10px;
  color: var(--mist);
  background: rgba(244, 247, 255, .045);
  border: 1px solid rgba(244, 247, 255, .11);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 750;
  transition: transform .2s ease, color .2s ease, background .2s ease;
}

.ugv6MBVY span:nth-child(3n) {
  color: var(--signal);
  border-color: rgba(110, 242, 208, .25);
}

.ugv6MBVY span:nth-child(4n) {
  color: var(--hot-light);
  border-color: rgba(255, 106, 92, .25);
}

.ugv6MBVY span:hover {
  color: var(--night);
  background: var(--signal);
  transform: translateY(-2px);
}

.faq-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.faq-list details {
  padding: 0 20px;
  background: rgba(244, 247, 255, .035);
  border: 1px solid var(--line);
  border-radius: 14px;
}

.faq-list summary {
  position: relative;
  min-height: 68px;
  padding: 20px 27px 18px 0;
  list-style: none;
  font-size: 14px;
  font-weight: 850;
  cursor: pointer;
}

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

.faq-list summary::after {
  position: absolute;
  top: 22px;
  right: 2px;
  color: var(--signal);
  content: "+";
  font-size: 22px;
  line-height: 1;
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list details p {
  margin: -4px 0 20px;
  color: var(--muted);
  font-size: 13px;
}

.comment-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.comment-card {
  padding: 21px;
  color: var(--night);
  background: var(--paper);
  border-radius: var(--radius);
}

.comment-card:nth-child(2n) {
  background: var(--signal);
}

.comment-card:nth-child(3n) {
  background: #d5cbff;
}

.comment-stars {
  color: #c23e37;
  font-size: 12px;
  letter-spacing: .08em;
}

.comment-card blockquote {
  min-height: 84px;
  padding: 0;
  margin: 16px 0 18px;
  font-size: 13px;
  font-weight: 750;
  line-height: 1.65;
}

.comment-card cite {
  font-size: 11px;
  font-style: normal;
  font-weight: 900;
}

.comment-card small {
  display: block;
  margin-top: 3px;
  opacity: .68;
}

.disclaimer {
  max-width: 840px;
  padding: 12px 15px;
  margin: -11px 0 24px;
  color: #ffe0b0;
  background: rgba(255, 179, 86, .08);
  border-left: 3px solid #ffb256;
  border-radius: 0 10px 10px 0;
  font-size: 12px;
}

/* Partner and sharing */
.trust-layout {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  align-items: center;
  gap: 30px;
}

.partner-wall {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  margin-top: 26px;
}

.partner {
  display: grid;
  min-height: 104px;
  place-items: center;
  padding: 12px;
  color: var(--mist);
  background: rgba(244, 247, 255, .035);
  border: 1px dashed rgba(244, 247, 255, .25);
  border-radius: 16px;
  font-size: 13px;
  font-weight: 900;
  text-align: center;
}

.partner b {
  display: block;
  color: var(--signal);
  font-size: 1.25rem;
  letter-spacing: -.05em;
}

.share-panel {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 22px;
  padding: 29px 31px;
  color: #071b1d;
  background: linear-gradient(120deg, var(--signal), #78dbc6);
  border-radius: var(--radius-xl);
}

.share-panel .eyebrow {
  color: #15514d;
}

.share-panel h2 {
  max-width: 580px;
  font-size: clamp(1.35rem, 2.4vw, 2rem);
}

.share-actions {
  display: flex;
  max-width: 350px;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.share-actions button {
  min-height: 35px;
  padding: 0 11px;
  color: #083137;
  background: rgba(244, 247, 255, .44);
  border: 1px solid rgba(8, 49, 55, .16);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 900;
}

.share-actions button:hover {
  color: var(--paper);
  background: #083137;
}

.share-status {
  grid-column: 1 / -1;
  margin: -9px 0 0;
  font-size: 11px;
  font-weight: 750;
}

/* Inner page compositions */
.breadcrumb {
  width: min(var(--max), calc(100% - 48px));
  padding: 21px 0;
  margin: 0 auto;
  color: var(--muted);
  font-size: 12px;
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.breadcrumb li + li::before {
  margin-right: 7px;
  color: var(--hot-light);
  content: "/";
}

.breadcrumb a:hover {
  color: var(--signal);
}

.inner-hero {
  position: relative;
  overflow: hidden;
  padding: 72px 0 77px;
  border-bottom: 1px solid var(--line);
}

.inner-hero::before {
  position: absolute;
  top: -111px;
  right: 7%;
  width: 390px;
  height: 390px;
  content: "";
  border: 1px solid rgba(255, 106, 92, .31);
  border-radius: 50%;
  box-shadow: 0 0 0 45px rgba(255, 106, 92, .03), 0 0 0 90px rgba(110, 242, 208, .025);
}

.inner-hero .page-shell {
  position: relative;
}

.inner-hero p:not(.eyebrow) {
  max-width: 730px;
  margin: 21px 0 0;
  color: var(--mist);
  font-size: 1.05rem;
}

.label-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 23px;
}

.label-row span {
  padding: 4px 9px;
  color: var(--signal);
  background: rgba(110, 242, 208, .08);
  border: 1px solid rgba(110, 242, 208, .22);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 800;
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-bottom: 27px;
}

.filter-row button {
  min-height: 35px;
  padding: 0 13px;
  color: var(--mist);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
}

.filter-row button:hover,
.filter-row button.is-active {
  color: var(--night);
  background: var(--signal);
  border-color: var(--signal);
}

.feature-table {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.feature-row {
  display: grid;
  grid-template-columns: 1.35fr 1.2fr .6fr .7fr;
  gap: 14px;
  padding: 17px 20px;
  color: var(--mist);
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}

.feature-row:last-child {
  border-bottom: 0;
}

.feature-row.heading {
  color: var(--signal);
  background: rgba(110, 242, 208, .05);
  font-size: 11px;
  font-weight: 900;
}

.feature-row strong {
  color: var(--paper);
}

.process-ribbon {
  display: grid;
  overflow: hidden;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.process-node {
  min-height: 197px;
  padding: 24px;
  background: rgba(244, 247, 255, .03);
}

.process-node + .process-node {
  border-left: 1px solid var(--line);
}

.process-node span {
  display: block;
  color: var(--hot-light);
  font-size: 11px;
  font-weight: 900;
}

.process-node h3 {
  margin-top: 25px;
}

.process-node p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.topic-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}

.topic-panel {
  padding: 29px;
  background: rgba(244, 247, 255, .035);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.topic-panel > p:not(.eyebrow) {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.topic-panel ul {
  gap: 12px;
  margin-top: 20px;
}

.topic-panel li {
  display: flex;
  align-items: start;
  gap: 11px;
  color: var(--mist);
  font-size: 13px;
}

.topic-panel li::before {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  margin-top: .55em;
  content: "";
  background: var(--hot);
  border-radius: 50%;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.12fr .88fr;
  gap: 22px;
}

.contact-photo {
  position: relative;
  min-height: 385px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
}

.contact-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.contact-photo::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(0deg, rgba(8, 13, 24, .87), transparent 60%);
}

.contact-photo p {
  position: absolute;
  z-index: 1;
  right: 24px;
  bottom: 19px;
  left: 24px;
  margin: 0;
  color: var(--mist);
  font-size: 12px;
}

.contact-list {
  display: grid;
  gap: 11px;
  margin-top: 20px;
}

.contact-item {
  padding: 19px;
  background: rgba(244, 247, 255, .035);
  border: 1px solid var(--line);
  border-radius: 15px;
}

.contact-item span {
  display: block;
  color: var(--signal);
  font-size: 11px;
  font-weight: 900;
}

.contact-item strong {
  display: block;
  margin-top: 5px;
  color: var(--paper);
  font-size: 14px;
}

.contact-item small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 11px;
}

.howto-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 15px;
  margin-top: 28px;
}

.howto {
  min-height: 200px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.howto-no {
  display: block;
  margin-bottom: 37px;
  color: var(--hot-light);
  font-size: 2.1rem;
  font-weight: 900;
  letter-spacing: -.08em;
}

.howto p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 12px;
}

/* Footer */
.site-footer {
  margin-top: 96px;
  background: #050812;
  border-top: 1px solid var(--line);
}

.footer-topline {
  height: 4px;
  background: linear-gradient(90deg, var(--hot) 0 28%, var(--signal) 28% 53%, var(--violet) 53% 76%, var(--sky) 76%);
}

.footer-grid {
  display: grid;
  width: min(var(--max), calc(100% - 48px));
  grid-template-columns: 1.45fr .75fr .95fr 1fr;
  gap: 36px;
  padding: 63px 0 45px;
  margin: 0 auto;
}

.footer-lockup img {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.footer-brand p {
  max-width: 370px;
  margin: 18px 0;
  color: var(--muted);
  font-size: 13px;
}

.footer-pulse {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--mist);
  font-size: 11px;
}

.footer-pulse span {
  width: 8px;
  height: 8px;
  background: var(--signal);
  border-radius: 50%;
}

.footer-grid h6 {
  margin: 6px 0 18px;
  color: var(--signal);
}

.footer-grid a,
.footer-grid p {
  display: block;
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 12px;
}

.footer-grid a:hover {
  color: var(--paper);
}

.qr-column {
  display: flex;
  gap: 13px;
}

.qr-column div {
  max-width: 89px;
}

.qr-column img {
  padding: 4px;
  background: var(--paper);
  border-radius: 8px;
}

.qr-column span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.35;
}

.mcp-demo {
  width: min(var(--max), calc(100% - 48px));
  padding: 18px 0 21px;
  margin: 0 auto;
  border-top: 1px solid var(--line);
}

.code-kicker {
  color: var(--hot-light);
  font-family: ui-monospace, monospace;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .1em;
}

.mcp-demo pre {
  max-width: 100%;
  margin: 8px 0 0;
  overflow: auto;
  color: #a7efd9;
  font-size: 11px;
  line-height: 1.5;
}

.footer-bottom {
  display: flex;
  width: min(var(--max), calc(100% - 48px));
  flex-wrap: wrap;
  gap: 8px 20px;
  padding: 22px 0;
  margin: 0 auto;
  color: #768297;
  border-top: 1px solid var(--line);
  font-size: 10px;
}

.footer-bottom p {
  margin: 0;
}

.footer-bottom p:last-child {
  margin-left: auto;
}

/* Motion */
@keyframes signal-pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(255, 106, 92, .14); }
  50% { box-shadow: 0 0 0 8px rgba(255, 106, 92, 0); }
}

@keyframes rail-move {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}

/* Responsive systems */
@media (max-width: 1120px) {
  .header-shell { gap: 12px; }
  .main-nav a { padding: 0 7px; font-size: 11px; }
  .search-inner { grid-template-columns: 1fr minmax(280px, 380px); }
  .search-feedback { display: none; }
  .constellation { grid-template-columns: repeat(2, 1fr); }
  .comment-grid { grid-template-columns: repeat(2, 1fr); }
  .partner-wall { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1.25fr .75fr 1fr; }
  .qr-column { grid-column: 2 / 4; }
}

@media (max-width: 880px) {
  .header-shell { min-height: 68px; }
  .menu-toggle {
    display: grid;
    width: 39px;
    height: 39px;
    gap: 4px;
    padding: 9px;
    margin-left: auto;
    background: transparent;
    border: 1px solid var(--line);
    border-radius: 10px;
  }
  .menu-toggle span {
    height: 2px;
    background: var(--paper);
    border-radius: 99px;
    transition: transform .2s ease, opacity .2s ease;
  }
  .menu-toggle.is-open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .menu-toggle.is-open span:nth-child(2) { opacity: 0; }
  .menu-toggle.is-open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
  .main-nav {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    display: none;
    grid-template-columns: repeat(3, 1fr);
    padding: 10px 24px 17px;
    background: rgba(8, 13, 24, .98);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow);
  }
  .main-nav.is-open { display: grid; }
  .header-cta { display: none; }
  .search-inner { grid-template-columns: 1fr; gap: 8px; padding: 9px 0; }
  .search-inner > p { display: none; }
  .hero { min-height: auto; }
  .hero-shell { min-height: 0; grid-template-columns: 1fr; gap: 35px; padding: 77px 0 47px; }
  .hero-signal-card { max-width: 560px; }
  .metric-rail { grid-template-columns: repeat(2, 1fr); }
  .metric:nth-child(3) { border-top: 1px solid var(--line); border-left: 0; }
  .metric:nth-child(4) { border-top: 1px solid var(--line); }
  .video-grid { grid-template-columns: repeat(2, 1fr); }
  .capability-layout,
  .json-layout,
  .contact-grid,
  .trust-layout { grid-template-columns: 1fr; }
  .capability-image { max-width: 450px; aspect-ratio: 16 / 10; border-radius: var(--radius-xl); }
  .pillar-grid { grid-template-columns: 1fr; }
  .expert-grid { grid-template-columns: repeat(2, 1fr); }
  .howto-grid,
  .process-ribbon { grid-template-columns: repeat(2, 1fr); }
  .process-node:nth-child(3) { border-top: 1px solid var(--line); border-left: 0; }
  .process-node:nth-child(4) { border-top: 1px solid var(--line); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .qr-column { grid-column: auto; }
}

@media (max-width: 560px) {
  .header-shell,
  .page-shell,
  .hero-shell,
  .search-inner,
  .breadcrumb,
  .footer-grid,
  .mcp-demo,
  .footer-bottom { width: min(100% - 30px, var(--max)); }
  .brand-wordmark b { font-size: 1.22rem; }
  .brand-wordmark em { font-size: 1.14rem; }
  .brand-mark { width: 32px; height: 32px; }
  .main-nav.is-open { grid-template-columns: 1fr 1fr; padding-right: 15px; padding-left: 15px; }
  .content-section { padding: 64px 0; }
  .section-head { display: block; margin-bottom: 25px; }
  .section-head .section-link { margin-top: 16px; }
  .hero h1 { font-size: clamp(2.15rem, 12vw, 3.13rem); }
  .hero-intro { font-size: 15px; }
  .hero-actions { margin-top: 26px; }
  .button-primary,
  .button-secondary { width: 100%; }
  .hero-signal-card { padding: 23px; }
  .signal-number { font-size: 3.75rem; }
  .metric { min-height: 112px; padding: 19px; }
  .video-grid,
  .faq-list,
  .comment-grid,
  .expert-grid,
  .topic-columns { grid-template-columns: 1fr; }
  .video-copy h3,
  .video-copy > p:not(.eyebrow) { min-height: 0; }
  .constellation { grid-template-columns: 1fr; }
  .community-card { min-height: 194px; }
  .community-card h3 { margin-top: 31px; }
  .community-visual,
  .community-overlay { min-height: 342px; }
  .community-overlay { padding: 24px; }
  .partner-wall { grid-template-columns: 1fr 1fr; }
  .howto-grid,
  .process-ribbon { grid-template-columns: 1fr; }
  .process-node + .process-node { border-top: 1px solid var(--line); border-left: 0; }
  .process-node { min-height: 152px; }
  .feature-row { grid-template-columns: 1.1fr .9fr; gap: 8px 12px; padding: 15px; }
  .feature-row > :nth-child(3),
  .feature-row > :nth-child(4) { color: var(--muted); font-size: 11px; }
  .feature-row.heading > :nth-child(3),
  .feature-row.heading > :nth-child(4) { display: none; }
  .inner-hero { padding: 51px 0 56px; }
  .inner-hero::before { right: -30%; width: 280px; height: 280px; }
  .contact-photo { min-height: 235px; }
  .share-panel { grid-template-columns: 1fr; padding: 25px; border-radius: var(--radius); }
  .share-actions { justify-content: flex-start; max-width: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 31px; padding-top: 46px; }
  .footer-brand { grid-column: auto; }
  .footer-bottom p:last-child { margin-left: 0; }
  .signal-strip-track { min-height: 48px; }
  .signal-strip span { padding: 0 15px; font-size: 11px; }
  .ugv6MBVY { gap: 6px; }
  .ugv6MBVY span { padding: 6px 8px; font-size: 10px; }
}