:root {
  --bg: #06101b;
  --panel: rgba(9, 19, 31, .82);
  --panel-solid: #0b1724;
  --ink: #f7fbff;
  --soft: #c5d7e6;
  --muted: #8fa8bb;
  --line: rgba(164, 198, 220, .24);
  --teal: #36d4cf;
  --lime: #92ff6c;
  --gold: #f5c84d;
  --red: #ff786d;
  --shadow: 0 26px 70px rgba(0, 0, 0, .35);
  --wrap: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 86px;
}

body {
  margin: 0;
  color: var(--ink);
  background: radial-gradient(circle at 15% 0%, rgba(54, 212, 207, .14), transparent 30%), linear-gradient(180deg, #071321, #050b12 58%, #07101a);
  font-family: Inter, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.72;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

a:hover {
  color: var(--lime);
}

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

p,
h1,
h2,
h3,
li,
summary,
td,
th {
  overflow-wrap: anywhere;
}

.wrap {
  width: min(calc(100% - 40px), var(--wrap));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: -90px;
  left: 16px;
  z-index: 40;
  padding: 10px 14px;
  color: #06101b;
  background: var(--lime);
  font-weight: 900;
}

.skip-link:focus {
  top: 16px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  background: rgba(5, 12, 20, .88);
  backdrop-filter: blur(18px);
}

.nav {
  min-height: 74px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 20px;
}

.brand,
.nav-links,
.nav-cta {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 950;
  letter-spacing: .02em;
  white-space: nowrap;
}

.brand img {
  width: 42px;
  height: 42px;
}

.nav-links {
  justify-content: center;
  gap: 4px;
  min-width: 0;
  font-size: 14px;
}

.nav-links a,
.nav-cta {
  min-height: 42px;
  padding: 9px 12px;
  border-radius: 999px;
  color: rgba(247, 251, 255, .84);
  font-weight: 760;
  white-space: nowrap;
}

.nav-links a:hover,
.nav-cta:hover {
  color: white;
  background: rgba(255, 255, 255, .09);
}

.nav-cta {
  border: 1px solid rgba(255, 255, 255, .22);
}

.image-section {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-bg {
  background-image: url("./images/hero-analytics.jpg");
}

.risk-bg {
  background-image: url("./images/risk-control.jpg");
}

.market-bg {
  background-image: url("./images/market-value.jpg");
}

.plans-bg {
  background-image: url("./images/plans.jpg");
}

.overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(4, 10, 16, .76), rgba(4, 10, 16, .42) 48%, rgba(4, 10, 16, .08)),
    linear-gradient(180deg, rgba(4, 10, 16, .12), rgba(4, 10, 16, .44)),
    radial-gradient(circle at 78% 16%, rgba(54, 212, 207, .1), transparent 34%);
}

.hero {
  min-height: 720px;
  display: grid;
  align-items: center;
  padding: 76px 0 92px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 42px;
  align-items: end;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--lime);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  letter-spacing: 0;
}

h1 {
  max-width: 780px;
  font-size: clamp(42px, 6vw, 78px);
  line-height: 1.02;
}

h2 {
  max-width: 820px;
  font-size: clamp(30px, 4vw, 52px);
  line-height: 1.14;
}

h3 {
  font-size: 21px;
  line-height: 1.34;
}

.lead {
  max-width: 700px;
  margin: 22px 0 0;
  color: rgba(247, 251, 255, .84);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.button {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 950;
  text-align: center;
}

.button.primary {
  color: #06101b;
  background: linear-gradient(135deg, var(--lime), var(--teal));
  box-shadow: 0 18px 38px rgba(54, 212, 207, .26);
}

.button.secondary {
  border: 1px solid rgba(255, 255, 255, .28);
  color: white;
  background: rgba(255, 255, 255, .06);
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  max-width: 740px;
  margin: 34px 0 0;
}

.proof-grid div,
.hero-panel,
.summary article,
.signal-card,
.plan-grid article,
.trust-grid article,
details {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(13, 29, 44, .88), rgba(7, 17, 29, .78));
  box-shadow: var(--shadow);
}

.proof-grid div {
  padding: 17px;
  border-radius: 18px;
}

.proof-grid dt {
  color: white;
  font-size: 30px;
  font-weight: 950;
  line-height: 1;
}

.proof-grid dd {
  margin: 8px 0 0;
  color: var(--soft);
  font-size: 14px;
}

.update-note {
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.hero-panel,
.signal-card {
  padding: 22px;
  border-radius: 22px;
  backdrop-filter: blur(12px);
}

.hero-panel span,
.signal-card span,
.metric-row span,
.plan-grid span {
  color: var(--gold);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 1.2px;
  text-transform: uppercase;
}

.hero-panel strong,
.signal-card strong {
  display: block;
  margin-top: 8px;
  font-size: 22px;
  line-height: 1.18;
}

.hero-panel ul {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.hero-panel li,
.check-list li {
  position: relative;
  padding-left: 20px;
  color: var(--soft);
}

.hero-panel li::before,
.check-list li::before {
  content: "";
  position: absolute;
  top: .78em;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--lime);
}

.summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: -46px;
  position: relative;
  z-index: 2;
}

.summary article {
  min-height: 154px;
  padding: 22px;
  border-radius: 18px;
}

.summary span {
  color: var(--teal);
  font-weight: 950;
}

.summary p {
  margin: 10px 0 0;
  color: var(--soft);
}

.content-split,
.trust {
  display: grid;
  grid-template-columns: .86fr 1.14fr;
  gap: 44px;
  padding: 96px 0;
  align-items: start;
}

.rich-copy p {
  margin: 0 0 18px;
  color: var(--soft);
  font-size: 17px;
}

.section-head {
  max-width: 860px;
  margin-bottom: 28px;
}

.section-head p:not(.eyebrow) {
  margin: 16px 0 0;
  color: var(--soft);
  font-size: 17px;
}

.method,
.features,
.workflow {
  padding: 96px 0 0;
}

.method-grid,
.feature-cards,
.steps {
  display: grid;
  gap: 16px;
}

.method-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feature-cards {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.steps {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.method-grid article,
.feature-cards article,
.steps article {
  min-height: 238px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background:
    radial-gradient(circle at 100% 0%, rgba(54, 212, 207, .08), transparent 34%),
    linear-gradient(180deg, rgba(13, 29, 44, .88), rgba(7, 17, 29, .78));
  box-shadow: var(--shadow);
}

.method-grid span,
.steps span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 14px;
  border: 1px solid rgba(146, 255, 108, .38);
  border-radius: 999px;
  color: var(--lime);
  background: rgba(146, 255, 108, .08);
  font-weight: 950;
}

.method-grid p,
.feature-cards p,
.steps p {
  margin: 10px 0 0;
  color: var(--soft);
}

.feature,
.plans {
  min-height: 660px;
  display: grid;
  align-items: center;
  padding: 106px 0;
  margin-top: 10px;
}

.feature::after,
.plans::after,
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image: inherit;
  background-size: cover;
  background-position: center;
  transform: scale(1.01);
}

.feature-grid {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(300px, .48fr);
  gap: 44px;
  align-items: center;
}

.reverse .feature-grid {
  grid-template-columns: minmax(300px, .48fr) minmax(0, .92fr);
}

.reverse .feature-copy {
  order: 2;
}

.feature-copy {
  max-width: 720px;
}

.feature-copy p {
  color: rgba(247, 251, 255, .84);
  font-size: 17px;
}

.check-list {
  display: grid;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.metric-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 26px;
}

.metric-row article {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(8, 18, 30, .76);
}

.metric-row strong {
  display: block;
  margin-top: 6px;
  font-size: 18px;
}

.plans .wrap > h2 {
  margin-bottom: 16px;
  max-width: 760px;
}

.plans-intro {
  max-width: 820px;
  margin: 0 0 28px;
  color: rgba(247, 251, 255, .84);
  font-size: 17px;
}

.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.plan-grid article {
  min-height: 360px;
  padding: 24px;
  border-radius: 22px;
  backdrop-filter: blur(12px);
}

.plan-grid .featured {
  border-color: rgba(146, 255, 108, .58);
  background: linear-gradient(180deg, rgba(23, 55, 35, .9), rgba(7, 17, 29, .84));
}

.plan-grid h3 {
  margin-top: 8px;
  font-size: 28px;
}

.plan-grid p,
.plan-grid li {
  color: var(--soft);
}

.plan-grid ul {
  margin: 18px 0 0;
  padding-left: 18px;
}

.comparison,
.faq {
  padding: 92px 0 0;
}

.table-wrap {
  margin-top: 24px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
}

th,
td {
  padding: 18px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: white;
  background: rgba(255, 255, 255, .06);
}

td {
  color: var(--soft);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.trust-grid article {
  padding: 22px;
  border-radius: 18px;
}

.trust-grid p {
  margin: 10px 0 0;
  color: var(--soft);
}

.faq h2 {
  margin-bottom: 24px;
}

details {
  padding: 18px 20px;
  border-radius: 16px;
  margin-bottom: 12px;
}

summary {
  cursor: pointer;
  color: white;
  font-weight: 900;
}

details p {
  margin: 12px 0 0;
  color: var(--soft);
}

.site-footer {
  margin-top: 96px;
  padding: 34px 0;
  border-top: 1px solid var(--line);
  background: rgba(5, 12, 20, .78);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
}

.footer-grid p {
  max-width: 780px;
  margin: 8px 0 0;
  color: var(--muted);
}

.footer-grid div:last-child {
  display: flex;
  gap: 14px;
  font-weight: 900;
}

@media (max-width: 940px) {
  .nav {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    grid-column: 1 / -1;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 12px;
  }

  .hero {
    min-height: 0;
  }

  .hero-grid,
  .feature-grid,
  .reverse .feature-grid,
  .content-split,
  .trust,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .reverse .feature-copy {
    order: 0;
  }

  .summary,
  .plan-grid,
  .trust-grid,
  .method-grid,
  .feature-cards,
  .steps {
    grid-template-columns: 1fr;
  }

  .summary {
    margin-top: 20px;
  }
}

@media (max-width: 620px) {
  .wrap {
    width: min(calc(100% - 28px), var(--wrap));
  }

  .hero,
  .feature,
  .plans,
  .content-split,
  .trust,
  .method,
  .features,
  .workflow,
  .comparison,
  .faq {
    padding-top: 64px;
    padding-bottom: 64px;
  }

  .proof-grid,
  .metric-row {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: clamp(36px, 13vw, 54px);
  }

  .footer-grid div:last-child {
    flex-direction: column;
  }
}