:root {
  color-scheme: light;
  --ink: #0b1220;
  --muted: #5f6f86;
  --line: #dce6f3;
  --blue: #0d6efd;
  --cyan: #15b8d8;
  --green: #1f9d7a;
  --paper: #f6f9fc;
  --panel: #ffffff;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  letter-spacing: 0;
}

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

.site-shell {
  min-height: 100vh;
  overflow: hidden;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(220, 230, 243, 0.9);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1180px, calc(100% - 48px));
  min-height: 64px;
  margin: 0 auto;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  gap: 12px;
  font-weight: 800;
  color: #111827;
  white-space: nowrap;
}

.brand-mark {
  position: relative;
  display: inline-grid;
  width: 38px;
  height: 38px;
  place-items: center;
  overflow: hidden;
  border: 1px solid rgba(64, 168, 216, 0.52);
  border-radius: 12px;
  background: #07111f;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.brand-mark::before,
.brand-mark::after {
  position: absolute;
  content: "";
  border: 1px solid rgba(80, 216, 255, 0.86);
  border-radius: 999px;
  transform: rotate(32deg);
}

.brand-mark::before {
  width: 28px;
  height: 14px;
}

.brand-mark::after {
  width: 14px;
  height: 28px;
  transform: rotate(-32deg);
}

.brand-core {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: #ff5a6b;
  box-shadow: 0 0 16px rgba(255, 90, 107, 0.9);
}

.brand-name {
  display: flex;
  flex-direction: column;
  gap: 2px;
  line-height: 1;
}

.brand-name strong {
  font-size: 21px;
  font-weight: 800;
}

.brand-name span {
  color: #64748b;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 26px;
  color: #334155;
  font-size: 14px;
}

.nav-links a {
  min-height: 34px;
  padding: 7px 0;
  transition: color 180ms ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--blue);
}

.login-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 10px 16px;
  border-radius: 8px;
  background: #edf6ff;
  color: #0d6efd;
  font-size: 14px;
  font-weight: 700;
}

.page-hero {
  position: relative;
  overflow: hidden;
  background: #050b14;
  color: #fff;
}

.page-hero::before {
  position: absolute;
  inset: 0;
  content: "";
  background:
    linear-gradient(rgba(88, 192, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(88, 192, 255, 0.08) 1px, transparent 1px),
    radial-gradient(circle at 80% 12%, rgba(13, 110, 253, 0.5), transparent 36%),
    #050b14;
  background-size: 56px 56px, 56px 56px, auto, auto;
}

.page-hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 56px;
  align-items: center;
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 86px 0 78px;
}

.eyebrow {
  margin: 0 0 18px;
  color: rgba(226, 232, 240, 0.76);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.28em;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 18px;
  font-size: clamp(40px, 6vw, 62px);
  line-height: 1.06;
  letter-spacing: 0;
}

.hero-lead {
  max-width: 760px;
  margin-bottom: 0;
  color: rgba(226, 232, 240, 0.84);
  font-size: 18px;
  line-height: 1.85;
}

.hero-panel {
  border: 1px solid rgba(122, 207, 255, 0.22);
  border-radius: 8px;
  background: rgba(7, 17, 31, 0.58);
  box-shadow: 0 24px 62px rgba(0, 0, 0, 0.24);
}

.hero-panel-row {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr);
  gap: 14px;
  padding: 18px;
  border-bottom: 1px solid rgba(220, 230, 243, 0.12);
}

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

.hero-panel-row b {
  color: #fff;
  font-size: 13px;
}

.hero-panel-row span {
  color: rgba(226, 244, 255, 0.78);
  font-size: 13px;
  line-height: 1.6;
}

.section {
  padding: 78px 0;
}

.section-white {
  background: #fff;
}

.container {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.section-heading {
  max-width: 760px;
  margin: 0 0 38px;
}

.section-heading.center {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

.section-heading h2 {
  margin-bottom: 14px;
  color: #101827;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.2;
}

.section-heading p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.78;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.three-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.content-card,
.step-card,
.policy-card {
  border: 1px solid #e5edf7;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.055);
}

.content-card {
  padding: 28px;
}

.card-stripe {
  width: 100%;
  height: 4px;
  margin: -28px -28px 24px;
  border-radius: 8px 8px 0 0;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
}

.content-card h2,
.content-card h3,
.step-card h3,
.policy-card h2 {
  margin-bottom: 10px;
  color: #111827;
  font-size: 21px;
  line-height: 1.35;
}

.content-card p,
.step-card p,
.policy-card p,
.policy-card li {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.78;
}

.content-card ul,
.policy-card ul {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding-left: 20px;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  margin-bottom: 18px;
  border-radius: 8px;
  background: #eaf6ff;
  color: var(--blue);
  font-weight: 900;
}

.process {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.step-card {
  padding: 24px;
}

.step-card .badge {
  min-width: 38px;
  min-height: 38px;
  margin-bottom: 14px;
  background: #edf8f4;
  color: var(--green);
}

.role-row {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

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

.role-row h3 {
  margin-bottom: 0;
  color: #111827;
  font-size: 20px;
}

.role-row p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.78;
}

.policy-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 36px;
  align-items: start;
}

.toc {
  position: sticky;
  top: 88px;
  display: grid;
  gap: 10px;
  padding: 22px;
  border: 1px solid #e5edf7;
  border-radius: 8px;
  background: #fff;
}

.toc strong {
  color: #111827;
}

.toc a {
  color: #64748b;
  font-size: 14px;
  line-height: 1.5;
}

.toc a:hover {
  color: var(--blue);
}

.policy-stack {
  display: grid;
  gap: 18px;
}

.policy-card {
  padding: 28px;
}

.cta-band {
  padding: 44px;
  border-radius: 8px;
  background: #07111f;
  color: #fff;
  text-align: center;
  box-shadow: 0 24px 62px rgba(15, 23, 42, 0.18);
}

.cta-band h2 {
  margin-bottom: 14px;
  font-size: clamp(26px, 4vw, 40px);
  line-height: 1.22;
}

.cta-band p {
  max-width: 720px;
  margin: 0 auto 26px;
  color: rgba(226, 232, 240, 0.82);
  font-size: 16px;
  line-height: 1.78;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 760;
  transition: transform 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 14px 32px rgba(13, 110, 253, 0.3);
}

.button-secondary {
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(15, 23, 42, 0.58);
  color: #edf6ff;
}

.assist-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  max-width: 860px;
  margin: 30px auto 0;
  text-align: left;
}

.form-field {
  display: grid;
  gap: 8px;
}

.form-field.full {
  grid-column: 1 / -1;
}

.form-field label {
  color: rgba(226, 232, 240, 0.88);
  font-size: 13px;
  font-weight: 700;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  min-height: 46px;
  border: 1px solid rgba(226, 232, 240, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font: inherit;
  font-size: 15px;
  outline: none;
  padding: 12px 14px;
}

.form-field textarea {
  min-height: 106px;
  resize: vertical;
}

.form-field select option {
  color: #0f172a;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: rgba(226, 232, 240, 0.46);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: rgba(80, 216, 255, 0.72);
  box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.22);
}

.form-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  grid-column: 1 / -1;
  gap: 14px;
}

.form-actions .button {
  border: 0;
  cursor: pointer;
}

.form-status {
  color: rgba(226, 232, 240, 0.76);
  font-size: 14px;
  line-height: 1.7;
}

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

.footer-inner {
  display: grid;
  place-items: center;
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 34px 0;
  color: #8a9aae;
  font-size: 13px;
  line-height: 1.8;
  text-align: center;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 28px;
  margin-bottom: 12px;
  color: #64748b;
  font-size: 14px;
}

.footer-company {
  color: #64748b;
  font-weight: 400;
  font-size: 15px;
  line-height: 1.7;
}

.footer-meta {
  color: #8a9aae;
  font-size: 13px;
  line-height: 1.7;
}

@media (max-width: 920px) {
  .nav-inner {
    flex-wrap: wrap;
    width: min(100% - 28px, 1180px);
    padding: 12px 0;
  }

  .nav-links {
    order: 3;
    justify-content: flex-start;
    width: 100%;
  }

  .login-link {
    display: none;
  }

  .page-hero-inner,
  .card-grid,
  .three-grid,
  .process,
  .policy-layout {
    grid-template-columns: 1fr;
  }

  .page-hero-inner {
    gap: 28px;
    padding: 58px 0;
  }

  .section {
    padding: 56px 0;
  }

  .role-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .toc {
    position: static;
  }

  .assist-form {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 540px) {
  .content-card,
  .step-card,
  .policy-card {
    padding: 22px;
  }

  .card-stripe {
    margin: -22px -22px 22px;
  }

  .cta-band {
    padding: 34px 20px;
  }

  .hero-panel-row {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .button {
    transition: none;
  }
}