:root {
  --bg: #edf3f8;
  --bg-deep: #d7e1eb;
  --surface: rgba(255, 255, 255, 0.78);
  --surface-strong: rgba(255, 255, 255, 0.94);
  --line: rgba(28, 51, 79, 0.14);
  --text: #18293b;
  --muted: #567088;
  --brand-green: #1d6d83;
  --brand-lime: #6bb6c8;
  --brand-blue: #204b7a;
  --brand-deep: #153252;
  --brand-cyan: #7fe8ec;
  --shadow: 0 24px 60px rgba(18, 34, 52, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  position: relative;
  margin: 0;
  color: var(--text);
  font-family: "Avenir Next", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(32, 75, 122, 0.16), transparent 28%),
    radial-gradient(circle at 85% 18%, rgba(29, 109, 131, 0.12), transparent 24%),
    linear-gradient(180deg, #f7fafc 0%, var(--bg) 46%, var(--bg-deep) 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(32, 75, 122, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(32, 75, 122, 0.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(circle at center, black 38%, transparent 82%);
  opacity: 0.35;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(115deg, transparent 30%, rgba(127, 232, 236, 0.06) 49%, transparent 68%);
  transform: translateX(-30%);
  animation: scanSweep 12s ease-in-out infinite;
}

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

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

p,
h1,
h2,
h3,
ul {
  margin: 0;
}

ul {
  padding-left: 1.1rem;
}

.page-shell {
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 36px;
}

.topbar {
  position: sticky;
  top: 18px;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 20px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(247, 250, 252, 0.7);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
  animation: fadeSlideDown 0.8s ease-out both;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.brand img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.topbar-note {
  color: var(--muted);
  font-size: 0.95rem;
  letter-spacing: 0.06em;
}

.hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 36px;
  min-height: calc(100vh - 140px);
  padding: 48px 0 28px;
}

.hero-single {
  min-height: calc(100vh - 180px);
  padding: 64px 0 12px;
}

.hero-copy > * {
  opacity: 0;
  animation: fadeSlideUp 0.85s ease-out both;
}

.hero-copy .eyebrow {
  animation-delay: 0.15s;
}

.hero-copy h1 {
  animation-delay: 0.28s;
}

.hero-copy .hero-text {
  animation-delay: 0.42s;
}

.hero-copy .hero-points {
  animation-delay: 0.56s;
}

.eyebrow {
  margin-bottom: 16px;
  color: var(--brand-deep);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.hero h1 {
  font-family: "Georgia", "Times New Roman", "Songti SC", serif;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.hero h1 {
  max-width: 10ch;
  font-size: clamp(2.8rem, 5vw, 5.4rem);
  line-height: 1.02;
}

.hero-text {
  max-width: 34rem;
  margin-top: 24px;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.95;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero-points span {
  display: inline-flex;
  align-items: center;
  padding: 11px 16px;
  border: 1px solid rgba(32, 75, 122, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
  color: var(--muted);
  font-size: 0.94rem;
  transition: box-shadow 220ms ease, border-color 220ms ease, background 220ms ease;
}

.hero-points span:hover {
  border-color: rgba(32, 75, 122, 0.18);
  background: rgba(255, 255, 255, 0.84);
  box-shadow: 0 12px 24px rgba(18, 34, 52, 0.08);
}

.hero-visual {
  position: relative;
  min-height: 620px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  animation: fadeSlideLeft 0.95s ease-out 0.22s both;
}

.grid-layer {
  position: absolute;
  inset: 42px 12px;
  border: 1px solid rgba(32, 75, 122, 0.08);
  border-radius: 42px;
  background:
    linear-gradient(rgba(32, 75, 122, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(32, 75, 122, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at center, black 48%, transparent 88%);
  opacity: 0.58;
}

.halo {
  position: absolute;
  inset: 80px 20px;
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(255, 255, 255, 0.92) 0%, rgba(255, 255, 255, 0.16) 52%, transparent 72%),
    conic-gradient(from 0deg, rgba(32, 75, 122, 0.1), rgba(107, 182, 200, 0.18), rgba(29, 109, 131, 0.08), rgba(32, 75, 122, 0.1));
  filter: blur(4px);
  opacity: 0.84;
  animation: haloPulse 16s ease-in-out infinite;
}

.network-map {
  position: absolute;
  inset: 20px;
  width: calc(100% - 40px);
  height: calc(100% - 40px);
  overflow: visible;
  opacity: 0.82;
}

.network-map path {
  fill: none;
  stroke: url(#flowLine);
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-dasharray: 12 14;
  animation: pathFlow 14s linear infinite;
}

.network-map circle {
  fill: rgba(127, 232, 236, 0.95);
  stroke: rgba(32, 75, 122, 0.32);
  stroke-width: 8;
  animation: nodePulse 3.8s ease-in-out infinite;
}

.network-map circle:nth-of-type(2n) {
  animation-delay: 0.8s;
}

.network-map circle:nth-of-type(3n) {
  animation-delay: 1.4s;
}

.logo-panel {
  position: relative;
  z-index: 2;
  width: min(100%, 480px);
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 40px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(240, 247, 251, 0.86)),
    linear-gradient(135deg, rgba(127, 232, 236, 0.08), transparent 48%);
  box-shadow: 0 30px 80px rgba(18, 34, 52, 0.18);
  transition: box-shadow 260ms ease, border-color 260ms ease;
}

.logo-panel:hover {
  border-color: rgba(32, 75, 122, 0.16);
  box-shadow: 0 34px 86px rgba(18, 34, 52, 0.2);
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 22px 2px 6px;
  color: var(--muted);
  font-size: 0.92rem;
  border-top: 1px solid rgba(27, 42, 59, 0.08);
}

.footer > div {
  display: grid;
  gap: 6px;
}

.filing {
  justify-items: end;
  text-align: right;
  font-size: 0.88rem;
}

@keyframes fadeSlideDown {
  from {
    opacity: 0;
    transform: translateY(-18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeSlideUp {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeSlideLeft {
  from {
    opacity: 0;
    transform: translateX(18px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeSlideUpSoft {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes haloPulse {
  0%,
  100% {
    transform: scale(0.995);
    opacity: 0.78;
  }
  50% {
    transform: scale(1.012);
    opacity: 0.9;
  }
}

@keyframes pathFlow {
  from {
    stroke-dashoffset: 0;
  }
  to {
    stroke-dashoffset: -220;
  }
}

@keyframes nodePulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.82;
  }
  50% {
    transform: scale(1.18);
    opacity: 1;
  }
}

@keyframes scanSweep {
  0%,
  100% {
    transform: translateX(-32%);
    opacity: 0;
  }
  30%,
  70% {
    opacity: 1;
  }
  50% {
    transform: translateX(32%);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

@media (max-width: 1100px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 36px;
  }

  .hero h1 {
    max-width: none;
  }

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

}

@media (max-width: 760px) {
  .page-shell {
    width: min(100% - 20px, 1200px);
    padding-top: 14px;
  }

  .topbar,
  .footer {
    flex-direction: column;
    align-items: stretch;
  }

  .topbar {
    position: static;
    padding: 16px;
    border-radius: 20px;
  }

  .brand,
  .topbar-note {
    justify-content: center;
    text-align: center;
  }

  .hero {
    gap: 26px;
    padding: 28px 0 12px;
  }

  .hero h1 {
    font-size: clamp(2.3rem, 11vw, 4rem);
  }

  .hero-text {
    font-size: 1rem;
  }

  .hero-visual {
    min-height: 440px;
  }

  .logo-panel {
    border-radius: 28px;
    padding: 18px;
  }

  .grid-layer {
    inset: 22px 0 110px;
    border-radius: 28px;
  }

  .network-map {
    inset: 8px;
    width: calc(100% - 16px);
    height: calc(100% - 16px);
  }

  .hero-visual {
    display: grid;
    gap: 16px;
  }

  .halo {
    inset: 40px 10px 120px;
  }

  .footer {
    text-align: center;
  }

  .filing {
    justify-items: center;
    text-align: center;
  }
}


.info {
  display:flex;
}