:root {
  --bg: #edf7f8;
  --bg-soft: #e4f1f3;
  --surface: rgba(255, 255, 255, 0.58);
  --surface-strong: rgba(255, 255, 255, 0.76);
  --surface-soft: rgba(255, 255, 255, 0.46);
  --text: #12343b;
  --muted: #607b80;
  --line: rgba(39, 105, 116, 0.15);
  --accent: #0aa7a7;
  --accent-2: #7968e8;
  --accent-ink: #f7ffff;
  --success: #30a879;
  --danger: #e05e7a;
  --header: rgba(239, 249, 250, 0.72);
  --shadow: 0 32px 90px rgba(35, 99, 113, 0.17);
  --radius: 32px;
  --font: "Avenir Next", "SF Pro Display", "PingFang SC", "Microsoft YaHei",
    system-ui, sans-serif;
}

body.tide-fluid {
  background: radial-gradient(
      circle at 10% 14%,
      rgba(61, 203, 195, 0.13),
      transparent 28%
    ),
    radial-gradient(
      circle at 88% 35%,
      rgba(121, 104, 232, 0.11),
      transparent 30%
    ),
    var(--bg);
}
.tide-fluid .landing-header {
  height: 84px;
}
.tide-fluid .landing-header.is-scrolled {
  height: 72px;
  background: rgba(242, 251, 251, 0.68);
  border-color: rgba(255, 255, 255, 0.7);
  box-shadow: 0 12px 45px rgba(36, 105, 117, 0.09);
}
.tide-fluid .brand-symbol {
  background: linear-gradient(145deg, #0db9b3, #6f72e8);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 15px;
  box-shadow: 0 13px 32px rgba(26, 157, 163, 0.24);
}
.tide-fluid .brand-copy strong {
  font-weight: 750;
  letter-spacing: 0.01em;
}
.tide-fluid .brand-copy small {
  color: #45808a;
}
.tide-fluid .landing-nav {
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.34);
  border: 1px solid rgba(255, 255, 255, 0.64);
  border-radius: 999px;
  backdrop-filter: blur(18px);
}
.tide-fluid .landing-nav a {
  padding: 5px 8px;
}
.tide-fluid .landing-nav a::after {
  right: 8px;
  bottom: 0;
  left: 8px;
  height: 1px;
}
.tide-fluid .theme-button {
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 999px;
  background: linear-gradient(115deg, #08aaa8, #6179e8 72%, #8a65df);
  box-shadow: 0 16px 38px rgba(28, 143, 158, 0.21);
}
.tide-fluid .theme-button-secondary {
  color: #315c63;
  background: rgba(255, 255, 255, 0.46);
  border-color: rgba(44, 119, 129, 0.16);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(14px);
}

.tide-fluid .landing-hero {
  min-height: 960px;
  padding-top: 160px;
  background: radial-gradient(
      ellipse at 76% 18%,
      rgba(132, 110, 234, 0.18),
      transparent 32%
    ),
    radial-gradient(
      ellipse at 22% 28%,
      rgba(25, 192, 180, 0.2),
      transparent 31%
    ),
    linear-gradient(145deg, #f3fbfb 0%, #e8f5f6 46%, #eef0fb 100%);
}
.tide-fluid .landing-hero::after {
  position: absolute;
  right: -8%;
  bottom: -230px;
  width: 720px;
  height: 440px;
  content: "";
  background: linear-gradient(
    105deg,
    rgba(16, 177, 174, 0.16),
    rgba(119, 104, 232, 0.15)
  );
  border-radius: 55% 45% 37% 63%/48% 42% 58% 52%;
  filter: blur(3px);
  transform: rotate(-8deg);
}
.tide-fluid .hero-backdrop::before {
  top: -230px;
  left: 36%;
  width: 900px;
  height: 790px;
  background: conic-gradient(
    from 135deg,
    rgba(55, 207, 195, 0.2),
    rgba(255, 255, 255, 0.02),
    rgba(126, 104, 232, 0.15),
    rgba(55, 207, 195, 0.2)
  );
  border-radius: 43% 57% 62% 38%/56% 44% 56% 44%;
  filter: blur(40px);
  opacity: 0.72;
}
.tide-fluid .hero-backdrop span {
  border: 0;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.4),
    rgba(26, 169, 170, 0.08)
  );
  filter: blur(1px);
}
.tide-fluid .hero-backdrop span:nth-child(1) {
  top: 90px;
  right: -230px;
  width: 710px;
  height: 610px;
  border-radius: 45% 55% 35% 65%/57% 32% 68% 43%;
  transform: rotate(14deg);
}
.tide-fluid .hero-backdrop span:nth-child(2) {
  top: 340px;
  right: auto;
  left: -190px;
  width: 470px;
  height: 370px;
  border-radius: 65% 35% 56% 44%/43% 67% 33% 57%;
}
.tide-fluid .hero-backdrop span:nth-child(3) {
  bottom: -190px;
  left: 30%;
  width: 540px;
  height: 410px;
  border-radius: 33% 67% 46% 54%/64% 47% 53% 36%;
}
.tide-fluid .hero-grid {
  grid-template-columns: minmax(0, 0.78fr) minmax(570px, 1.22fr);
  gap: 72px;
}
.tide-fluid .hero-copy {
  padding: 55px 0;
}
.tide-fluid .hero-kicker {
  color: #168a91;
}
.tide-fluid .hero-kicker > i {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 0 7px rgba(10, 167, 167, 0.1);
}
.tide-fluid .hero-kicker b {
  color: #546f76;
  background: rgba(255, 255, 255, 0.52);
  border-color: rgba(255, 255, 255, 0.74);
  backdrop-filter: blur(12px);
}
.tide-fluid .hero-copy h1 {
  font-size: clamp(55px, 6.1vw, 84px);
  font-weight: 650;
  letter-spacing: -0.06em;
  line-height: 1.04;
}
.tide-fluid .hero-copy h1 em {
  width: max-content;
  max-width: 100%;
  color: transparent;
  background: linear-gradient(
    100deg,
    #078f9a,
    #13aa9a 34%,
    #7070e8 76%,
    #9561d8
  );
  -webkit-background-clip: text;
  background-clip: text;
}
.tide-fluid .hero-copy > p {
  color: #54747a;
  font-size: 15px;
}
.tide-fluid .hero-trust i {
  color: #fff;
  background: linear-gradient(135deg, var(--accent), #44ba8e);
  box-shadow: 0 6px 14px rgba(14, 160, 143, 0.17);
}
.tide-fluid .hero-visual {
  padding: 20px 0 60px;
}
.tide-fluid .visual-aura {
  top: -3%;
  left: -4%;
  width: 110%;
  height: 105%;
  background: linear-gradient(
    135deg,
    rgba(26, 198, 188, 0.35),
    rgba(255, 255, 255, 0.16) 46%,
    rgba(124, 103, 232, 0.3)
  );
  filter: blur(78px);
  opacity: 0.8;
}
.tide-fluid .console-card {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.78),
    rgba(244, 253, 253, 0.49)
  );
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 34px;
  box-shadow:
    0 38px 100px rgba(38, 105, 119, 0.2),
    inset 0 1px 0 #fff;
  backdrop-filter: blur(30px) saturate(130%);
  transform: perspective(1500px) rotateY(-4deg) rotateX(2deg);
}
.tide-fluid .console-bar {
  background: rgba(255, 255, 255, 0.32);
  border-color: rgba(47, 116, 126, 0.11);
}
.tide-fluid .console-dots i {
  background: rgba(22, 115, 126, 0.15);
}
.tide-fluid .console-dots i:first-child {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}
.tide-fluid .console-avatar {
  background: linear-gradient(135deg, #0ba9a7, #7a69e8);
  border-radius: 11px;
}
.tide-fluid .revenue-card,
.tide-fluid .success-card,
.tide-fluid .transaction-card {
  background: rgba(255, 255, 255, 0.42);
  border-color: rgba(255, 255, 255, 0.74);
  border-radius: 20px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.72);
}
.tide-fluid .chart-area {
  fill: url("#area-tide");
}
.tide-fluid .metric-icon {
  border-radius: 50%;
  background: linear-gradient(
    135deg,
    rgba(10, 167, 167, 0.14),
    rgba(121, 104, 232, 0.15)
  );
}
.tide-fluid .transaction-row {
  border-color: rgba(44, 111, 121, 0.1);
}
.tide-fluid .pay-icon,
.tide-fluid .channel-rail i,
.tide-fluid .map-channel > i {
  border-radius: 50%;
  box-shadow: 0 7px 15px rgba(30, 102, 113, 0.13);
}
.tide-fluid .visual-float {
  background: rgba(255, 255, 255, 0.64);
  border-color: rgba(255, 255, 255, 0.88);
  border-radius: 19px;
  box-shadow: 0 20px 55px rgba(39, 102, 116, 0.18);
  backdrop-filter: blur(24px);
}
.tide-fluid .visual-float > i {
  border-radius: 50%;
  background: linear-gradient(
    135deg,
    rgba(10, 167, 167, 0.14),
    rgba(121, 104, 232, 0.14)
  );
}
.tide-fluid .channel-rail {
  margin-top: 42px;
  padding: 25px 30px;
  background: rgba(255, 255, 255, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.64);
  border-radius: 24px;
  backdrop-filter: blur(18px);
}
.tide-fluid .channel-rail p {
  color: #49828b;
}

.tide-fluid .landing-section {
  padding: 126px 0;
}
.tide-fluid .section-heading h2,
.tide-fluid .network-copy h2,
.tide-fluid .security-copy h2 {
  font-weight: 650;
  letter-spacing: -0.055em;
}
.tide-fluid .section-heading > div > span,
.tide-fluid .section-tag {
  color: #168d94;
}
.tide-fluid .capabilities {
  background: radial-gradient(
      circle at 88% 6%,
      rgba(120, 103, 232, 0.11),
      transparent 25%
    ),
    radial-gradient(circle at 8% 88%, rgba(22, 188, 180, 0.12), transparent 29%),
    #e8f3f5;
}
.tide-fluid .capability-grid {
  gap: 22px;
}
.tide-fluid .capability-card {
  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.68),
    rgba(255, 255, 255, 0.36)
  );
  border-color: rgba(255, 255, 255, 0.85);
  border-radius: 36px;
  box-shadow:
    0 24px 70px rgba(43, 106, 118, 0.11),
    inset 0 1px 0 #fff;
  backdrop-filter: blur(22px);
}
.tide-fluid .capability-card:nth-child(2) {
  border-radius: 70px 28px 48px 28px;
}
.tide-fluid .capability-card:nth-child(3) {
  border-radius: 28px 62px 28px 54px;
}
.tide-fluid .card-copy h3 {
  font-weight: 650;
}
.tide-fluid .code-card {
  background: linear-gradient(
    145deg,
    rgba(15, 55, 64, 0.92),
    rgba(46, 43, 92, 0.9)
  );
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 23px;
  box-shadow: 0 28px 60px rgba(37, 74, 92, 0.2);
}
.tide-fluid .code-card pre {
  color: #a9c9ce;
}
.tide-fluid .code-card > div,
.tide-fluid .code-card footer {
  border-color: rgba(255, 255, 255, 0.1);
}
.tide-fluid .route-mini i,
.tide-fluid .route-mini b,
.tide-fluid .route-mini em {
  background: rgba(255, 255, 255, 0.5);
  border-color: rgba(255, 255, 255, 0.8);
  border-radius: 999px;
}
.tide-fluid .route-mini b {
  box-shadow: 0 0 0 9px rgba(10, 167, 167, 0.08);
}
.tide-fluid .ledger-mini {
  background: rgba(255, 255, 255, 0.42);
  border-color: rgba(255, 255, 255, 0.75);
  border-radius: 23px;
}

.tide-fluid .network {
  background: radial-gradient(
      circle at 75% 25%,
      rgba(119, 104, 232, 0.16),
      transparent 30%
    ),
    radial-gradient(circle at 10% 80%, rgba(8, 172, 169, 0.14), transparent 31%),
    #f3f9fa;
}
.tide-fluid .network-map {
  height: 540px;
  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.65),
    rgba(226, 245, 246, 0.55)
  );
  border-color: rgba(255, 255, 255, 0.88);
  border-radius: 76px 30px 76px 30px;
  box-shadow: 0 34px 90px rgba(38, 104, 116, 0.15);
  backdrop-filter: blur(24px);
}
.tide-fluid .map-grid {
  opacity: 0.3;
  background-image: radial-gradient(
    circle,
    rgba(31, 123, 132, 0.22) 1px,
    transparent 1.2px
  );
  background-size: 24px 24px;
  mask-image: radial-gradient(ellipse at center, #000 15%, transparent 72%);
}
.tide-fluid .map-source,
.tide-fluid .map-engine,
.tide-fluid .map-channel {
  background: rgba(255, 255, 255, 0.62);
  border-color: rgba(255, 255, 255, 0.88);
  box-shadow: 0 16px 40px rgba(41, 106, 118, 0.13);
  backdrop-filter: blur(18px);
}
.tide-fluid .map-source {
  border-radius: 25px 12px 25px 12px;
}
.tide-fluid .map-engine {
  border-radius: 45% 55% 49% 51%/59% 43% 57% 41%;
}
.tide-fluid .map-channel {
  border-radius: 999px;
}
.tide-fluid .channel-two {
  box-shadow: 0 16px 44px rgba(10, 167, 167, 0.19);
}
.tide-fluid .network-copy li {
  border-color: rgba(40, 111, 121, 0.12);
}
.tide-fluid .network-copy li > i {
  border-radius: 50%;
  background: linear-gradient(
    135deg,
    rgba(10, 167, 167, 0.13),
    rgba(121, 104, 232, 0.12)
  );
}

.tide-fluid .security {
  background: linear-gradient(155deg, #e4f3f4, #f0effa);
}
.tide-fluid .security-orbit {
  border-color: rgba(30, 135, 144, 0.18);
}
.tide-fluid .orbit-a {
  border-radius: 44% 56% 60% 40%/55% 43% 57% 45%;
  animation: spin 42s linear infinite;
}
.tide-fluid .orbit-b {
  border-color: rgba(121, 104, 232, 0.25);
}
.tide-fluid .security-core {
  background: rgba(255, 255, 255, 0.56);
  border-color: rgba(255, 255, 255, 0.86);
  box-shadow: 0 0 100px rgba(10, 167, 167, 0.17);
  backdrop-filter: blur(22px);
}
.tide-fluid .security-core > span {
  border-radius: 50%;
  background: linear-gradient(
    135deg,
    rgba(10, 167, 167, 0.13),
    rgba(121, 104, 232, 0.14)
  );
}
.tide-fluid .security-chip {
  background: rgba(255, 255, 255, 0.6);
  border-color: rgba(255, 255, 255, 0.88);
  border-radius: 999px;
  box-shadow: 0 13px 35px rgba(40, 103, 115, 0.12);
  backdrop-filter: blur(16px);
}
.tide-fluid .security-points span {
  background: rgba(255, 255, 255, 0.4);
  border-color: rgba(255, 255, 255, 0.72);
  border-radius: 999px;
}
.tide-fluid .step-grid article {
  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.62),
    rgba(255, 255, 255, 0.34)
  );
  border-color: rgba(255, 255, 255, 0.8);
  border-radius: 31px;
  box-shadow: 0 18px 50px rgba(40, 104, 116, 0.08);
}
.tide-fluid .step-grid article:nth-child(2) {
  transform: translateY(18px);
}
.tide-fluid .step-grid article > i {
  border-radius: 50%;
  background: linear-gradient(
    135deg,
    rgba(10, 167, 167, 0.12),
    rgba(121, 104, 232, 0.13)
  );
}
.tide-fluid .cta-card {
  background: radial-gradient(
      circle at 20% 10%,
      rgba(255, 255, 255, 0.32),
      transparent 32%
    ),
    linear-gradient(125deg, #08aaa8, #587fe8 56%, #8a61dc);
  border-color: rgba(255, 255, 255, 0.7);
  border-radius: 44px;
  color: #fff;
  box-shadow: 0 35px 85px rgba(48, 115, 156, 0.24);
}
.tide-fluid .cta-card > span,
.tide-fluid .cta-card p {
  color: rgba(255, 255, 255, 0.77);
}
.tide-fluid .cta-card .theme-button-primary {
  color: #15515a;
  background: #fff;
  border-color: #fff;
  box-shadow: 0 16px 36px rgba(28, 72, 98, 0.18);
}
.tide-fluid .cta-card .theme-button-secondary {
  color: #fff;
  background: rgba(255, 255, 255, 0.13);
  border-color: rgba(255, 255, 255, 0.37);
}
.tide-fluid .cta-pattern {
  background-image: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.55) 1px,
    transparent 1.5px
  );
  background-size: 27px 27px;
}
.tide-fluid .landing-footer {
  background: rgba(230, 243, 245, 0.82);
  border-color: rgba(49, 112, 122, 0.1);
}

@media (max-width: 1120px) {
  .tide-fluid .hero-grid {
    grid-template-columns: minmax(0, 0.78fr) minmax(510px, 1.22fr);
    gap: 35px;
  }
  .tide-fluid .hero-copy h1 {
    font-size: 61px;
  }
  .tide-fluid .landing-nav {
    gap: 10px;
  }
}
@media (max-width: 900px) {
  .tide-fluid .landing-header {
    height: 68px;
  }
  .tide-fluid .landing-nav {
    top: 68px;
    padding: 25px 18px;
    border-width: 0 0 0 1px;
    border-radius: 0;
    background: rgba(236, 248, 249, 0.94);
    backdrop-filter: blur(25px);
  }
  .tide-fluid .landing-nav a {
    padding: 15px 10px;
  }
  .tide-fluid .hero-grid {
    grid-template-columns: 1fr;
  }
  .tide-fluid .console-card {
    transform: none;
  }
  .tide-fluid .channel-rail {
    padding: 22px;
  }
}
@media (max-width: 640px) {
  .tide-fluid .landing-hero {
    padding-top: 110px;
    background: radial-gradient(
        circle at 75% 18%,
        rgba(127, 104, 231, 0.18),
        transparent 34%
      ),
      radial-gradient(
        circle at 15% 36%,
        rgba(24, 190, 181, 0.18),
        transparent 35%
      ),
      linear-gradient(160deg, #f4fbfb, #eaf3f8);
  }
  .tide-fluid .landing-hero::after {
    right: -65%;
    bottom: -100px;
    width: 640px;
    height: 330px;
  }
  .tide-fluid .hero-backdrop span:nth-child(1) {
    right: -390px;
    width: 610px;
    height: 510px;
    opacity: 0.7;
  }
  .tide-fluid .hero-copy h1 {
    font-size: clamp(40px, 12.5vw, 54px);
  }
  .tide-fluid .hero-copy h1 em {
    width: auto;
  }
  .tide-fluid .console-card {
    border-radius: 25px;
  }
  .tide-fluid .revenue-card,
  .tide-fluid .success-card,
  .tide-fluid .transaction-card {
    border-radius: 16px;
  }
  .tide-fluid .channel-rail {
    padding: 19px;
    border-radius: 20px;
  }
  .tide-fluid .landing-section {
    padding: 82px 0;
  }
  .tide-fluid .section-heading h2,
  .tide-fluid .network-copy h2,
  .tide-fluid .security-copy h2 {
    font-size: 36px;
  }
  .tide-fluid .capability-card,
  .tide-fluid .capability-card:nth-child(2),
  .tide-fluid .capability-card:nth-child(3) {
    border-radius: 26px;
  }
  .tide-fluid .network-map {
    height: 430px;
    border-radius: 34px 18px 34px 18px;
  }
  .tide-fluid .step-grid article:nth-child(2) {
    transform: none;
  }
  .tide-fluid .cta-card {
    border-radius: 30px;
  }
}
@media (max-width: 360px) {
  .tide-fluid .hero-copy h1 {
    font-size: 38px;
  }
  .tide-fluid .console-content {
    padding: 11px;
  }
  .tide-fluid .channel-rail {
    padding: 15px;
  }
  .tide-fluid .capability-card {
    padding: 21px;
  }
  .tide-fluid .cta-card {
    padding-right: 16px;
    padding-left: 16px;
  }
}