:root {
  color-scheme: dark;
  --bg: #06101c;
  --bg-deep: #030912;
  --panel: #0a1828;
  --panel-2: #0d2035;
  --panel-3: #102a42;
  --line: rgba(150, 196, 223, 0.16);
  --line-bright: rgba(34, 230, 206, 0.28);
  --text: #edf7fb;
  --muted: #8fa5b5;
  --subtle: #5f778a;
  --cyan: #22e6ce;
  --cyan-soft: #8ff8e9;
  --coral: #ff684c;
  --amber: #ffbf55;
  --shell: min(1480px, calc(100% - 64px));
  --radius: 28px;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.28);
}

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

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

body {
  margin: 0;
  overflow-x: clip;
  background:
    radial-gradient(circle at 14% 8%, rgba(34, 230, 206, 0.08), transparent 27%),
    radial-gradient(circle at 86% 22%, rgba(47, 105, 255, 0.08), transparent 24%),
    var(--bg);
  color: var(--text);
  font-family: Inter, "SF Pro Display", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

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

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

.skip-link {
  position: fixed;
  z-index: 999;
  top: 8px;
  left: 8px;
  transform: translateY(-150%);
  padding: 10px 16px;
  border-radius: 10px;
  background: var(--cyan);
  color: #031313;
  font-weight: 800;
}

.skip-link:focus {
  transform: none;
}

.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;
}

.site-header {
  position: sticky;
  z-index: 80;
  top: 0;
  padding: 14px 0;
  border-bottom: 1px solid rgba(143, 248, 233, 0.1);
  background: rgba(3, 9, 18, 0.82);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.16);
  backdrop-filter: blur(22px);
}

.header-shell {
  width: var(--shell);
  min-height: 64px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 22px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: max-content;
}

.brand-mark {
  width: 52px;
  height: 52px;
  padding: 8px;
  border: 1px solid rgba(255, 104, 76, 0.22);
  border-radius: 17px;
  background: linear-gradient(145deg, rgba(255, 104, 76, 0.12), rgba(34, 230, 206, 0.07));
  box-shadow: inset 0 0 18px rgba(255, 255, 255, 0.025);
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.brand-copy {
  display: grid;
  line-height: 1.1;
}

.brand-copy strong {
  font-size: 22px;
  letter-spacing: 0.04em;
}

.brand-copy small {
  margin-top: 7px;
  color: var(--subtle);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.2em;
}

.primary-nav {
  justify-self: center;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(12, 28, 45, 0.56);
}

.primary-nav a {
  position: relative;
  padding: 10px 12px;
  border-radius: 999px;
  color: #9fb1be;
  font-size: 13px;
  font-weight: 650;
  white-space: nowrap;
  transition: color 0.25s ease, background 0.25s ease;
}

.primary-nav a:hover,
.primary-nav a.active {
  background: rgba(34, 230, 206, 0.1);
  color: var(--cyan-soft);
}

.entry-badge {
  display: grid;
  grid-template-columns: 8px auto;
  gap: 1px 9px;
  min-width: 172px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 15px;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.3;
}

.entry-badge i {
  grid-row: 1 / span 2;
  align-self: center;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px var(--cyan);
}

.entry-badge b {
  color: var(--text);
  font-size: 11px;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--panel);
  cursor: pointer;
}

.menu-toggle span:not(.sr-only) {
  display: block;
  height: 2px;
  margin: 4px 0;
  border-radius: 99px;
  background: var(--text);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.hero {
  width: var(--shell);
  margin: 0 auto;
  padding: 50px 0 0;
}

.hero-grid {
  position: relative;
  isolation: isolate;
  min-height: 690px;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(430px, 0.8fr);
  gap: 38px;
  align-items: stretch;
}

.hero-grid::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 10% 17% 12% 8%;
  background: radial-gradient(circle, rgba(34, 230, 206, 0.1), transparent 68%);
  filter: blur(40px);
}

.hero-copy {
  align-self: center;
  padding: 70px 20px 80px 0;
}

.signal-label,
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.signal-label i,
.update-status i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 6px rgba(34, 230, 206, 0.08), 0 0 18px var(--cyan);
}

.hero h1 {
  max-width: 820px;
  margin: 22px 0 26px;
  font-size: clamp(56px, 6.7vw, 112px);
  line-height: 0.98;
  letter-spacing: -0.065em;
}

.hero h1 em {
  color: transparent;
  font-style: normal;
  -webkit-text-stroke: 1.5px var(--cyan-soft);
  text-shadow: 0 0 42px rgba(34, 230, 206, 0.12);
}

.hero-lead {
  max-width: 760px;
  margin: 0;
  color: #9fb1be;
  font-size: clamp(17px, 1.25vw, 21px);
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.btn {
  min-height: 54px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 14px;
  font-weight: 800;
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.btn:hover {
  transform: translateY(-3px);
}

.btn-primary {
  background: var(--cyan);
  color: #021313;
  box-shadow: 0 12px 34px rgba(34, 230, 206, 0.14);
}

.btn-ghost {
  border-color: var(--line);
  background: rgba(12, 31, 51, 0.5);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: rgba(34, 230, 206, 0.45);
}

.hero-terms {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 30px;
}

.hero-terms span,
.city-chips span {
  padding: 8px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 12px;
  background: rgba(10, 24, 40, 0.6);
}

.hero-visual {
  position: relative;
  overflow: hidden;
  min-height: 650px;
  border: 1px solid var(--line-bright);
  border-radius: 220px 220px 34px 34px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(3, 9, 18, 0.08) 0%, rgba(3, 9, 18, 0.05) 40%, rgba(3, 9, 18, 0.9) 100%);
}

.hero-photo,
.hero-photo img {
  width: 100%;
  height: 100%;
}

.hero-photo {
  margin: 0;
}

.hero-photo img {
  object-fit: cover;
  object-position: 50% 40%;
}

.radar-orbit {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  border: 1px solid rgba(34, 230, 206, 0.3);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  animation: pulse 4s ease-out infinite;
}

.orbit-one {
  width: 54%;
  aspect-ratio: 1;
}

.orbit-two {
  width: 82%;
  aspect-ratio: 1;
  animation-delay: 1.3s;
}

@keyframes pulse {
  0% { opacity: 0.25; transform: translate(-50%, -50%) scale(0.82); }
  55% { opacity: 0.8; }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(1.12); }
}

.live-card,
.source-card {
  position: absolute;
  z-index: 3;
  border: 1px solid rgba(255, 255, 255, 0.17);
  background: rgba(5, 17, 29, 0.8);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.34);
  backdrop-filter: blur(14px);
}

.live-card {
  top: 48px;
  right: 28px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 16px;
  border-radius: 18px;
}

.live-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--coral);
  box-shadow: 0 0 0 6px rgba(255, 104, 76, 0.12), 0 0 16px var(--coral);
}

.live-card div,
.source-card {
  display: grid;
}

.live-card small,
.source-card span {
  color: var(--muted);
  font-size: 9px;
  letter-spacing: 0.15em;
}

.live-card strong {
  font-size: 13px;
}

.source-card {
  right: 24px;
  bottom: 24px;
  left: 24px;
  gap: 4px;
  padding: 20px;
  border-radius: 18px;
}

.source-card strong {
  font-size: 18px;
}

.source-card small {
  color: var(--muted);
}

.pulse-strip {
  min-height: 76px;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 30px;
  margin-top: 42px;
  padding: 0 24px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(90deg, rgba(10, 31, 50, 0.9), rgba(10, 24, 40, 0.5));
}

.pulse-title {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--cyan);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.16em;
  white-space: nowrap;
}

.pulse-title i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--coral);
}

.pulse-track {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  color: #9db0bd;
  font-size: 13px;
  white-space: nowrap;
}

.pulse-track b {
  color: var(--cyan);
}

.section {
  width: var(--shell);
  margin: 0 auto;
  padding: 132px 0;
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(340px, 0.75fr);
  gap: 90px;
  align-items: end;
  margin-bottom: 55px;
}

.section-head h2,
.fresh-sticky h2,
.exclusive-title h2,
.entry-copy h2,
.geo-copy h2,
.about-copy h2 {
  margin: 15px 0 0;
  font-size: clamp(38px, 4.4vw, 72px);
  line-height: 1.08;
  letter-spacing: -0.05em;
}

.section-head p,
.fresh-sticky > p,
.exclusive-title > p,
.entry-copy > p,
.geo-copy > p,
.about-copy > p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.95;
}

.hot-section {
  position: relative;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 28px;
}

.filter-btn {
  padding: 10px 17px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

.filter-btn:hover,
.filter-btn.active {
  border-color: var(--line-bright);
  background: rgba(34, 230, 206, 0.11);
  color: var(--cyan-soft);
}

.signal-board {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-auto-rows: minmax(310px, auto);
  gap: 18px;
}

.signal-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 28px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 24px;
  background:
    linear-gradient(145deg, rgba(15, 44, 68, 0.68), rgba(7, 22, 37, 0.92)),
    var(--panel);
  transition: transform 0.3s ease, border-color 0.3s ease, opacity 0.3s ease;
}

.signal-card::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 150px;
  height: 150px;
  border: 1px solid rgba(34, 230, 206, 0.1);
  border-radius: 50%;
}

.signal-card:hover {
  transform: translateY(-6px);
  border-color: rgba(34, 230, 206, 0.34);
}

.signal-card.hidden {
  display: none;
}

.signal-feature {
  grid-row: span 2;
  padding: 0;
}

.signal-image {
  min-height: 360px;
  flex: 1;
}

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

.signal-body {
  padding: 28px;
  background: linear-gradient(180deg, var(--panel-2), #071321);
}

.signal-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--subtle);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.signal-meta span {
  color: var(--cyan);
}

.signal-card h3 {
  margin: 26px 0 12px;
  font-size: 24px;
  line-height: 1.35;
}

.signal-card p {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.85;
}

.signal-card a,
.timeline-item a {
  margin-top: auto;
  color: var(--cyan-soft);
  font-size: 13px;
  font-weight: 700;
}

.signal-icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  margin-bottom: 30px;
  border: 1px solid var(--line-bright);
  border-radius: 16px;
  background: rgba(34, 230, 206, 0.08);
  color: var(--cyan);
  font-size: 20px;
  font-weight: 900;
}

.fresh-section {
  width: 100%;
  max-width: none;
  padding-right: max(32px, calc((100vw - 1480px) / 2));
  padding-left: max(32px, calc((100vw - 1480px) / 2));
  background:
    linear-gradient(115deg, rgba(255, 104, 76, 0.06), transparent 40%),
    #081524;
  border-block: 1px solid var(--line);
}

.fresh-layout {
  display: grid;
  grid-template-columns: minmax(330px, 0.7fr) minmax(0, 1.3fr);
  gap: 110px;
}

.fresh-sticky {
  align-self: start;
  position: sticky;
  top: 120px;
}

.fresh-sticky > p {
  margin-top: 28px;
}

.update-status {
  display: grid;
  grid-template-columns: 8px auto;
  gap: 2px 13px;
  margin-top: 34px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
}

.update-status i {
  grid-row: 1 / span 2;
  align-self: center;
}

.update-status span {
  color: var(--subtle);
  font-size: 11px;
}

.update-status strong {
  font-size: 16px;
}

.timeline-feed {
  border-top: 1px solid var(--line);
}

.timeline-item {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 34px;
  padding: 42px 0;
  border-bottom: 1px solid var(--line);
}

.timeline-time {
  color: var(--text);
  font-size: 30px;
  font-weight: 750;
  line-height: 1.05;
}

.timeline-time small {
  color: var(--subtle);
  font-size: 11px;
  letter-spacing: 0.14em;
}

.timeline-item h3 {
  margin: 12px 0;
  font-size: 25px;
  line-height: 1.4;
}

.timeline-item p {
  margin: 0 0 12px;
  color: var(--muted);
}

.status-tag {
  display: inline-flex;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(255, 191, 85, 0.1);
  color: var(--amber);
  font-size: 10px;
  font-weight: 800;
}

.status-tag.cyan {
  background: rgba(34, 230, 206, 0.1);
  color: var(--cyan);
}

.status-tag.coral {
  background: rgba(255, 104, 76, 0.1);
  color: #ff947f;
}

.channel-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  grid-template-rows: 450px 450px;
  gap: 18px;
}

.channel-card {
  position: relative;
  min-height: 0;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.channel-tall {
  grid-row: span 2;
}

.channel-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(.2,.8,.2,1);
}

.channel-card:hover img {
  transform: scale(1.035);
}

.channel-overlay {
  position: absolute;
  inset: auto 0 0;
  padding: 120px 34px 32px;
  background: linear-gradient(180deg, transparent, rgba(2, 8, 15, 0.96));
}

.channel-overlay span {
  color: var(--cyan);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.channel-overlay h3 {
  max-width: 680px;
  margin: 12px 0 9px;
  font-size: clamp(24px, 2.2vw, 38px);
  line-height: 1.3;
}

.channel-overlay p {
  max-width: 690px;
  margin: 0;
  color: #a5b7c4;
}

.exclusive-section {
  width: 100%;
  max-width: none;
  padding-right: max(32px, calc((100vw - 1480px) / 2));
  padding-left: max(32px, calc((100vw - 1480px) / 2));
  background: linear-gradient(140deg, #091c2c, #06101c 60%);
  border-block: 1px solid var(--line);
}

.exclusive-grid {
  display: grid;
  grid-template-columns: minmax(300px, 0.72fr) minmax(0, 1.28fr);
  gap: 100px;
  align-items: start;
}

.exclusive-title > p {
  margin-top: 28px;
}

.matrix {
  border-top: 1px solid var(--line);
}

.matrix-row {
  display: grid;
  grid-template-columns: 125px 1fr auto;
  gap: 30px;
  align-items: center;
  min-height: 116px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
  transition: padding 0.25s ease, background 0.25s ease;
}

.matrix-row:hover {
  padding-inline: 20px;
  background: rgba(34, 230, 206, 0.04);
}

.matrix-row span {
  color: var(--cyan);
  font-weight: 800;
}

.matrix-row strong {
  font-size: 18px;
}

.matrix-row em {
  color: var(--subtle);
  font-size: 10px;
  font-style: normal;
  letter-spacing: 0.18em;
}

.entry-section {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(380px, 0.9fr);
  gap: 70px;
  align-items: center;
}

.entry-visual {
  position: relative;
  min-height: 580px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 34px;
  box-shadow: var(--shadow);
}

.entry-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(3, 9, 18, 0.15), rgba(3, 9, 18, 0.7));
}

.entry-visual > img {
  width: 100%;
  height: 100%;
  min-height: 580px;
  object-fit: cover;
}

.entry-url {
  position: absolute;
  z-index: 2;
  right: 24px;
  bottom: 24px;
  left: 24px;
  display: grid;
  grid-template-columns: 8px 1fr;
  gap: 2px 12px;
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 20px;
  background: rgba(4, 14, 24, 0.82);
  backdrop-filter: blur(15px);
}

.entry-url i {
  grid-row: 1 / span 2;
  align-self: center;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 18px var(--cyan);
}

.entry-url span {
  color: var(--muted);
  font-size: 11px;
}

.entry-url strong {
  font-size: 22px;
}

.entry-copy h2,
.geo-copy h2,
.about-copy h2 {
  margin-bottom: 28px;
}

.entry-copy > p + p,
.about-copy > p + p {
  margin-top: 15px;
}

.entry-copy strong {
  color: var(--cyan-soft);
}

.entry-checks {
  display: grid;
  gap: 10px;
  margin: 28px 0 32px;
}

.entry-checks span {
  color: #c4d7e1;
  font-size: 14px;
}

.geo-section {
  display: grid;
  grid-template-columns: minmax(360px, 0.85fr) minmax(0, 1.15fr);
  gap: 90px;
  align-items: center;
}

.city-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 30px;
}

.geo-radar {
  position: relative;
  min-height: 610px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.geo-radar::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(2, 10, 18, 0.5);
}

.geo-radar img {
  width: 100%;
  height: 100%;
  min-height: 610px;
  object-fit: cover;
}

.geo-ring,
.geo-center,
.geo-point {
  position: absolute;
  z-index: 2;
}

.geo-ring {
  top: 50%;
  left: 50%;
  border: 1px solid rgba(34, 230, 206, 0.3);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.ring-a {
  width: 68%;
  aspect-ratio: 1;
}

.ring-b {
  width: 40%;
  aspect-ratio: 1;
}

.geo-center {
  top: 50%;
  left: 50%;
  width: 135px;
  height: 135px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-bright);
  border-radius: 50%;
  background: rgba(4, 17, 29, 0.88);
  color: var(--cyan-soft);
  text-align: center;
  line-height: 1.3;
  transform: translate(-50%, -50%);
  backdrop-filter: blur(12px);
}

.geo-center small {
  color: var(--muted);
  font-size: 10px;
}

.geo-point {
  padding: 5px 9px;
  border-radius: 999px;
  background: var(--coral);
  color: #fff;
  font-size: 10px;
  font-weight: 800;
  box-shadow: 0 0 22px rgba(255, 104, 76, 0.35);
}

.p1 { top: 18%; left: 46%; }
.p2 { top: 40%; right: 13%; }
.p3 { right: 27%; bottom: 14%; }
.p4 { bottom: 26%; left: 12%; }

.about-section {
  position: relative;
  display: grid;
  grid-template-columns: 0.68fr 1.32fr;
  gap: 100px;
  align-items: center;
  margin-bottom: 120px;
  padding: 90px;
  overflow: hidden;
  border: 1px solid var(--line-bright);
  border-radius: 42px;
  background:
    radial-gradient(circle at 16% 50%, rgba(255, 104, 76, 0.11), transparent 28%),
    linear-gradient(130deg, #0a1c2e, #071321);
}

.about-section::before {
  content: "";
  position: absolute;
  top: -190px;
  left: -160px;
  width: 560px;
  height: 560px;
  border: 1px solid rgba(34, 230, 206, 0.1);
  border-radius: 50%;
}

.about-logo {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
}

.logo-halo {
  position: relative;
  width: min(100%, 360px);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-bright);
  border-radius: 50%;
  background: rgba(3, 12, 22, 0.75);
  box-shadow: inset 0 0 80px rgba(34, 230, 206, 0.06), 0 0 80px rgba(0, 0, 0, 0.25);
}

.logo-halo::before,
.logo-halo::after {
  content: "";
  position: absolute;
  border: 1px solid rgba(34, 230, 206, 0.1);
  border-radius: 50%;
}

.logo-halo::before { inset: 8%; }
.logo-halo::after { inset: 20%; }

.logo-halo img {
  position: relative;
  z-index: 1;
  width: 56%;
  height: 56%;
  object-fit: contain;
}

.about-copy {
  position: relative;
  z-index: 1;
}

.brand-values {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 34px;
}

.brand-values div {
  min-height: 120px;
  display: grid;
  align-content: space-between;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 17px;
  background: rgba(4, 15, 26, 0.44);
}

.brand-values b {
  color: var(--cyan-soft);
}

.brand-values span {
  color: var(--muted);
  font-size: 12px;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #020810;
}

.footer-top,
.footer-links,
.footer-bottom {
  width: var(--shell);
  margin: 0 auto;
}

.footer-top {
  min-height: 170px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 60px;
  align-items: center;
}

.footer-top > p {
  max-width: 620px;
  justify-self: center;
  color: var(--muted);
  text-align: center;
}

.footer-domain {
  padding: 12px 17px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--cyan-soft);
  font-size: 13px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 28px;
  padding: 22px 0;
  border-block: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

.footer-links a:hover {
  color: var(--cyan);
}

.footer-bottom {
  min-height: 104px;
  display: flex;
  justify-content: space-between;
  gap: 40px;
  align-items: center;
  color: var(--subtle);
  font-size: 11px;
}

.footer-bottom p {
  max-width: 650px;
  margin: 0;
}

.back-top {
  position: fixed;
  z-index: 70;
  right: 24px;
  bottom: 24px;
  width: 50px;
  height: 50px;
  border: 0;
  border-radius: 50%;
  background: var(--cyan);
  color: #031313;
  font-size: 22px;
  font-weight: 900;
  box-shadow: 0 14px 38px rgba(34, 230, 206, 0.24);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.back-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.75s ease, transform 0.75s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 1280px) {
  :root { --shell: min(1180px, calc(100% - 48px)); }

  .header-shell {
    grid-template-columns: auto 1fr auto;
  }

  .primary-nav a {
    padding: 9px;
    font-size: 12px;
  }

  .entry-badge {
    display: none;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(380px, 0.75fr);
  }

  .section-head,
  .fresh-layout,
  .exclusive-grid,
  .entry-section,
  .geo-section {
    gap: 56px;
  }

  .about-section {
    gap: 50px;
    padding: 64px;
  }
}

@media (max-width: 1050px) {
  .header-shell {
    grid-template-columns: 1fr auto;
  }

  .menu-toggle {
    display: block;
  }

  .primary-nav {
    position: fixed;
    top: 93px;
    right: 20px;
    left: 20px;
    display: grid;
    justify-items: stretch;
    gap: 3px;
    padding: 16px;
    border-radius: 20px;
    background: rgba(4, 15, 26, 0.98);
    box-shadow: 0 22px 60px rgba(0, 0, 0, 0.5);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-15px);
    transition: opacity 0.25s ease, transform 0.25s ease;
  }

  .primary-nav.open {
    opacity: 1;
    pointer-events: auto;
    transform: none;
  }

  .primary-nav a {
    padding: 12px 14px;
    border-radius: 11px;
  }

  .menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

  .hero-grid {
    grid-template-columns: 1fr 0.72fr;
    min-height: 590px;
  }

  .hero-copy {
    padding-block: 40px;
  }

  .hero-visual {
    min-height: 560px;
  }

  .pulse-track {
    animation: marquee 22s linear infinite;
  }

  @keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-60%); }
  }

  .signal-board {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .signal-feature {
    grid-row: span 1;
  }

  .channel-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 600px 420px;
  }

  .channel-wide {
    grid-column: 2;
  }

  .entry-section,
  .geo-section {
    grid-template-columns: 1fr;
  }

  .entry-visual,
  .entry-visual > img {
    min-height: 460px;
  }

  .geo-radar,
  .geo-radar img {
    min-height: 560px;
  }
}

@media (max-width: 820px) {
  :root { --shell: calc(100% - 36px); --radius: 22px; }

  .hero {
    padding-top: 30px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .hero-copy {
    padding: 35px 0 28px;
  }

  .hero-visual {
    min-height: 610px;
    border-radius: 180px 180px 26px 26px;
  }

  .pulse-strip {
    grid-template-columns: 1fr;
    gap: 7px;
    padding-block: 14px;
  }

  .section {
    padding-block: 96px;
  }

  .section-head,
  .fresh-layout,
  .exclusive-grid,
  .about-section {
    grid-template-columns: 1fr;
  }

  .section-head {
    gap: 24px;
  }

  .fresh-sticky {
    position: static;
  }

  .signal-board {
    grid-template-columns: 1fr;
  }

  .signal-image {
    min-height: 310px;
  }

  .channel-grid {
    grid-template-columns: 1fr;
    grid-template-rows: none;
  }

  .channel-card,
  .channel-tall,
  .channel-wide {
    grid-column: auto;
    grid-row: auto;
    min-height: 520px;
  }

  .matrix-row {
    grid-template-columns: 100px 1fr;
  }

  .matrix-row em {
    display: none;
  }

  .about-section {
    padding: 58px 38px;
  }

  .about-logo {
    max-width: 380px;
    margin: 0 auto;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 20px;
    justify-items: center;
    padding-block: 46px;
  }

  .footer-bottom {
    min-height: 140px;
    flex-direction: column;
    justify-content: center;
    gap: 8px;
    text-align: center;
  }
}

@media (max-width: 560px) {
  :root { --shell: calc(100% - 24px); }

  body { font-size: 15px; }

  .site-header { padding: 9px 0; }

  .header-shell { min-height: 56px; }

  .brand-mark { width: 46px; height: 46px; border-radius: 14px; }
  .brand-copy strong { font-size: 19px; }
  .brand-copy small { font-size: 8px; }
  .primary-nav { top: 76px; right: 12px; left: 12px; }

  .hero h1 {
    font-size: clamp(48px, 15vw, 72px);
    line-height: 1.02;
  }

  .hero-lead {
    font-size: 16px;
    line-height: 1.85;
  }

  .hero-actions,
  .hero-actions .btn {
    width: 100%;
  }

  .hero-visual {
    min-height: 500px;
    border-radius: 130px 130px 22px 22px;
  }

  .live-card {
    top: 25px;
    right: 18px;
  }

  .source-card {
    right: 14px;
    bottom: 14px;
    left: 14px;
    padding: 16px;
  }

  .pulse-strip { margin-top: 18px; }

  .section { padding-block: 76px; }

  .section-head h2,
  .fresh-sticky h2,
  .exclusive-title h2,
  .entry-copy h2,
  .geo-copy h2,
  .about-copy h2 {
    font-size: 40px;
  }

  .section-head p,
  .fresh-sticky > p,
  .exclusive-title > p,
  .entry-copy > p,
  .geo-copy > p,
  .about-copy > p {
    font-size: 15px;
  }

  .fresh-section,
  .exclusive-section {
    padding-right: 12px;
    padding-left: 12px;
  }

  .fresh-layout { gap: 48px; }

  .timeline-item {
    grid-template-columns: 62px 1fr;
    gap: 18px;
    padding-block: 32px;
  }

  .timeline-time { font-size: 23px; }
  .timeline-item h3 { font-size: 20px; }

  .channel-card,
  .channel-tall,
  .channel-wide { min-height: 470px; }

  .channel-overlay { padding: 90px 20px 24px; }

  .matrix-row {
    grid-template-columns: 1fr;
    gap: 8px;
    min-height: 128px;
  }

  .entry-section,
  .geo-section { gap: 42px; }

  .entry-visual,
  .entry-visual > img { min-height: 390px; }
  .entry-url strong { font-size: 17px; }

  .geo-radar,
  .geo-radar img { min-height: 420px; }
  .geo-center { width: 110px; height: 110px; }

  .about-section {
    width: calc(100% - 24px);
    margin-bottom: 76px;
    padding: 42px 22px;
    border-radius: 28px;
  }

  .brand-values { grid-template-columns: 1fr; }

  .footer-brand .brand-copy { display: grid; }
  .footer-links { gap: 10px 18px; }

  .back-top { right: 14px; bottom: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}