:root {
  --ink: #17131f;
  --muted: #6f6a78;
  --line: #e7e4ec;
  --paper: #fff;
  --canvas: #f6f6f9;
  --purple: #6f42d4;
  --purple-dark: #5126b3;
  --purple-soft: #f1ebff;
  --green: #167a56;
  --green-soft: #eaf7f1;
  --amber: #9a5b17;
  --amber-soft: #fff7e8;
  --red: #b13a44;
  --red-soft: #fff0f1;
  --shadow: 0 22px 60px rgba(34, 24, 52, 0.08);
  --radius: 24px;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(
      circle at 50% 0,
      rgba(111, 66, 212, 0.08),
      transparent 30rem
    ),
    var(--canvas);
  font-family:
    Inter,
    ui-sans-serif,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    "PingFang SC",
    "Microsoft YaHei",
    sans-serif;
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
}
button,
a {
  -webkit-tap-highlight-color: transparent;
}
.icon {
  width: 22px;
  height: 22px;
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.shell {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}
.site-header {
  position: sticky;
  top: 14px;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 14px;
  padding: 12px 14px 12px 20px;
  border: 1px solid rgba(231, 228, 236, 0.92);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 12px 34px rgba(35, 25, 54, 0.08);
  backdrop-filter: blur(16px);
}
.brand-group {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}
.brand {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.28rem;
  font-weight: 800;
  letter-spacing: 0.035em;
}
.brand-divider {
  width: 1px;
  height: 21px;
  background: var(--line);
}
.guide-label {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}
.language-link {
  padding: 8px 10px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  text-decoration: none;
}
.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 12px;
  color: #fff;
  background: var(--ink);
  font-size: 0.86rem;
  font-weight: 800;
  text-decoration: none;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
}
.button:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 28px rgba(35, 24, 52, 0.16);
}
.button.purple {
  background: var(--purple);
}
.button.purple:hover {
  background: var(--purple-dark);
}
.button.secondary {
  border-color: var(--line);
  color: var(--ink);
  background: #fff;
}
.button.small {
  min-height: 40px;
  padding: 0 15px;
  border-radius: 10px;
  font-size: 0.78rem;
}
.button .icon {
  width: 17px;
  height: 17px;
}
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(330px, 0.72fr);
  gap: 56px;
  align-items: center;
  padding: 104px 16px 72px;
}
.eyebrow {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  color: var(--purple);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.eyebrow .icon {
  width: 18px;
  height: 18px;
}
h1 {
  margin: 0;
  max-width: 720px;
  font-size: clamp(3.1rem, 6vw, 5.4rem);
  letter-spacing: -0.065em;
  line-height: 0.98;
}
h1 span {
  color: var(--purple);
}
.lede {
  max-width: 650px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 1.06rem;
  line-height: 1.78;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}
.trust-line {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 25px;
  color: #5f5a67;
  font-size: 0.76rem;
  font-weight: 750;
}
.trust-line span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.trust-line .icon {
  width: 16px;
  height: 16px;
  color: var(--green);
}
.prep-card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow);
}
.prep-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}
.prep-head span:first-child {
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 10px;
  border-radius: 999px;
  color: var(--green);
  background: var(--green-soft);
  font-size: 0.68rem;
  font-weight: 850;
}
.status-pill:before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}
.prep-list {
  display: grid;
  gap: 11px;
}
.prep-row {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 13px;
  align-items: center;
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fbfbfd;
}
.icon-box {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: 13px;
  color: var(--purple);
  background: var(--purple-soft);
}
.prep-row small {
  display: block;
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 750;
}
.prep-row b {
  font-size: 0.9rem;
}
.prep-note {
  display: flex;
  gap: 9px;
  margin: 17px 0 0;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.55;
}
.prep-note .icon {
  width: 17px;
  height: 17px;
  color: var(--amber);
}
.quick-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--line);
  box-shadow: 0 16px 44px rgba(35, 25, 54, 0.06);
}
.quick-step {
  display: flex;
  align-items: center;
  gap: 13px;
  min-height: 84px;
  padding: 17px 18px;
  background: rgba(255, 255, 255, 0.96);
  text-decoration: none;
}
.quick-step .icon-box {
  width: 40px;
  height: 40px;
  border-radius: 12px;
}
.quick-step .icon {
  width: 20px;
  height: 20px;
}
.quick-step small {
  display: block;
  margin-bottom: 3px;
  color: var(--purple);
  font-size: 0.67rem;
  font-weight: 900;
}
.quick-step b {
  font-size: 0.82rem;
  line-height: 1.35;
}
.tutorial {
  max-width: 960px;
  margin: 0 auto;
  padding: 94px 0 0;
}
.tutorial-step {
  scroll-margin-top: 105px;
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 32px;
  padding-bottom: 80px;
}
.step-rail {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.step-rail:after {
  content: "";
  position: absolute;
  top: 58px;
  bottom: -80px;
  width: 1px;
  background: var(--line);
}
.tutorial-step:last-child .step-rail:after {
  display: none;
}
.step-number {
  position: relative;
  z-index: 1;
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  border: 1px solid #dcd4f1;
  border-radius: 18px;
  color: var(--purple);
  background: #fff;
  box-shadow: 0 10px 28px rgba(72, 44, 126, 0.09);
  font-size: 0.78rem;
  font-weight: 900;
}
.step-content {
  min-width: 0;
}
.step-heading {
  margin-bottom: 24px;
}
.step-heading h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.045em;
  line-height: 1.08;
}
.step-heading p {
  max-width: 700px;
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.7;
}
.guide-card {
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: 0 17px 50px rgba(35, 25, 54, 0.06);
}
.account-preview {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  align-items: center;
}
.account-preview h3 {
  margin: 0 0 8px;
  font-size: 1.15rem;
}
.account-preview p {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.65;
}
.deposit-fields {
  display: grid;
  grid-template-columns: 0.7fr 0.8fr 1.5fr;
  gap: 9px;
  margin-top: 20px;
}
.deposit-field {
  min-width: 0;
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fafafd;
}
.deposit-field small {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 0.66rem;
  font-weight: 800;
}
.deposit-field b {
  display: block;
  overflow: hidden;
  font-size: 0.8rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.deposit-field.address b {
  color: #4f4957;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-weight: 650;
}
.inline-note {
  display: flex;
  gap: 10px;
  margin-top: 14px;
  padding: 13px 15px;
  border-radius: 14px;
  color: #6c4c21;
  background: var(--amber-soft);
  font-size: 0.78rem;
  line-height: 1.55;
}
.inline-note .icon {
  width: 18px;
  height: 18px;
}
.method-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.method-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 19px;
  background: #fff;
}
.method-card .icon-box {
  width: 42px;
  height: 42px;
  margin-bottom: 24px;
}
.method-card h3 {
  margin: 0 0 7px;
  font-size: 1rem;
}
.method-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.55;
}
.method-tag {
  display: inline-flex;
  margin-top: 14px;
  padding: 6px 8px;
  border-radius: 8px;
  color: var(--green);
  background: var(--green-soft);
  font-size: 0.66rem;
  font-weight: 850;
}
.provider-block {
  margin-top: 14px;
  padding: 23px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fff;
}
.provider-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 15px;
}
.provider-title h3 {
  margin: 0;
  font-size: 0.95rem;
}
.provider-title small {
  color: var(--muted);
  font-size: 0.69rem;
}
.provider-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 9px;
}
.provider-link {
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  min-height: 55px;
  padding: 11px 13px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: #fafafd;
  font-size: 0.78rem;
  font-weight: 850;
  text-decoration: none;
  transition:
    border-color 0.2s ease,
    background 0.2s ease;
}
.provider-identity {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 10px;
}
.provider-identity > span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.provider-logo {
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  object-fit: contain;
  border: 1px solid rgba(23, 19, 31, 0.08);
  border-radius: 9px;
  background: #fff;
}
.provider-link:hover {
  border-color: #bfaee6;
  background: var(--purple-soft);
}
.provider-link .icon {
  width: 16px;
  height: 16px;
  color: var(--purple);
}
.referral-note {
  margin: 13px 0 0;
  color: var(--muted);
  font-size: 0.69rem;
  line-height: 1.5;
}
.provider-instruction {
  padding-top: 13px;
  border-top: 1px solid var(--line);
}
.restricted-note {
  display: flex;
  gap: 10px;
  margin-top: 14px;
  padding: 15px 16px;
  border: 1px solid #f0dfbe;
  border-radius: 15px;
  color: #765021;
  background: var(--amber-soft);
  font-size: 0.78rem;
  line-height: 1.55;
}
.restricted-note .icon {
  width: 19px;
  height: 19px;
}
.match-card {
  display: grid;
  grid-template-columns: 1fr 48px 1fr;
  gap: 16px;
  align-items: stretch;
}
.match-side {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fff;
}
.match-label {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 850;
}
.match-label .icon {
  width: 18px;
  height: 18px;
  color: var(--purple);
}
.asset-pair {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 9px;
}
.asset-chip {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: #fafafd;
}
.asset-chip small {
  display: block;
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 0.65rem;
}
.asset-chip b {
  font-size: 0.9rem;
}
.match-equal {
  display: grid;
  place-items: center;
  color: var(--green);
  font-size: 1.4rem;
  font-weight: 900;
}
.danger-note {
  display: flex;
  gap: 11px;
  margin-top: 14px;
  padding: 16px 18px;
  border: 1px solid #f2cfd2;
  border-radius: 15px;
  color: #7e2e35;
  background: var(--red-soft);
  font-size: 0.8rem;
  line-height: 1.6;
}
.danger-note .icon {
  width: 20px;
  height: 20px;
  color: var(--red);
}
.final-checks {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.check-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 17px;
  background: #fff;
}
.check-card .icon {
  width: 20px;
  height: 20px;
  margin-bottom: 17px;
  color: var(--green);
}
.check-card b {
  display: block;
  margin-bottom: 7px;
  font-size: 0.88rem;
}
.check-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.75rem;
  line-height: 1.5;
}
.finish-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: center;
  margin-top: 12px;
  padding: 24px;
  border-radius: 20px;
  color: #fff;
  background: #211a2d;
}
.finish-card h3 {
  margin: 0 0 7px;
  font-size: 1.25rem;
}
.finish-card p {
  margin: 0;
  color: #cfc8d8;
  font-size: 0.8rem;
  line-height: 1.55;
}
.safety-section {
  max-width: 960px;
  margin: 0 auto;
  padding: 6px 0 0 128px;
}
.safety-card {
  display: grid;
  grid-template-columns: 0.72fr 1fr;
  gap: 34px;
  padding: 31px;
  border: 1px solid #eadfe2;
  border-radius: 26px;
  background: #fff;
  box-shadow: var(--shadow);
}
.safety-title .icon-box {
  color: var(--red);
  background: var(--red-soft);
}
.safety-title h2 {
  margin: 18px 0 9px;
  font-size: 1.8rem;
  letter-spacing: -0.035em;
}
.safety-title p {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.6;
}
.stop-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.stop-list li {
  display: flex;
  gap: 10px;
  color: #5f5965;
  font-size: 0.8rem;
  line-height: 1.55;
}
.stop-list .icon {
  width: 17px;
  height: 17px;
  color: var(--red);
}
.aftercare {
  max-width: 960px;
  margin: 0 auto;
  padding: 72px 0 0 128px;
}
.faq {
  display: grid;
  gap: 8px;
}
.faq details,
.source-details {
  border: 1px solid var(--line);
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.84);
}
.faq summary,
.source-details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 17px 19px;
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 850;
  list-style: none;
}
.faq summary::-webkit-details-marker,
.source-details summary::-webkit-details-marker {
  display: none;
}
.faq summary:after,
.source-details summary:after {
  content: "+";
  color: var(--purple);
  font-size: 1.1rem;
}
.faq details[open] summary:after,
.source-details[open] summary:after {
  content: "−";
}
.faq p {
  margin: 0;
  padding: 0 19px 18px;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.7;
}
.source-details {
  margin-top: 10px;
}
.source-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px 24px;
  margin: 0;
  padding: 0 36px 20px;
}
.source-list li {
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.5;
}
.source-list a {
  font-weight: 750;
}
.support-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  max-width: 960px;
  margin: 72px auto 0;
  padding: 30px 32px;
  border-radius: 26px;
  color: #fff;
  background: linear-gradient(120deg, #21182f, #4b2a78);
  box-shadow: 0 28px 70px rgba(45, 27, 72, 0.2);
}
.support-card .eyebrow {
  margin-bottom: 10px;
  color: #d6c5f8;
}
.support-card h2 {
  margin: 0;
  font-size: 1.8rem;
  letter-spacing: -0.035em;
}
.support-card p {
  margin: 9px 0 0;
  color: #d8d0e2;
  font-size: 0.82rem;
  line-height: 1.6;
}
.support-actions {
  display: flex;
  gap: 9px;
}
.support-card .button.secondary {
  border-color: rgba(255, 255, 255, 0.2);
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}
footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 32px 0 28px;
  color: #817b87;
  font-size: 0.7rem;
  line-height: 1.55;
}
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 34px;
    padding-top: 76px;
  }
  .prep-card {
    max-width: 600px;
  }
  .quick-steps,
  .method-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .tutorial-step {
    grid-template-columns: 70px minmax(0, 1fr);
    gap: 22px;
  }
  .safety-section,
  .aftercare {
    padding-left: 92px;
  }
  .provider-list {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 680px) {
  .shell {
    width: min(100% - 24px, 1120px);
  }
  .site-header {
    top: 8px;
    margin-top: 8px;
    padding: 10px 11px 10px 15px;
  }
  .brand-divider,
  .guide-label,
  .header-actions .button {
    display: none;
  }
  .hero {
    padding: 66px 4px 48px;
  }
  h1 {
    font-size: clamp(2.75rem, 13vw, 4.2rem);
  }
  .lede {
    font-size: 0.95rem;
  }
  .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
  }
  .trust-line {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }
  .prep-card {
    padding: 20px;
    border-radius: 22px;
  }
  .quick-steps {
    grid-template-columns: 1fr 1fr;
    border-radius: 17px;
  }
  .quick-step {
    min-height: 82px;
    padding: 14px;
  }
  .quick-step .icon-box {
    display: none;
  }
  .tutorial {
    padding-top: 64px;
  }
  .tutorial-step {
    grid-template-columns: 1fr;
    gap: 16px;
    padding-bottom: 64px;
  }
  .step-rail {
    align-items: flex-start;
  }
  .step-rail:after {
    display: none;
  }
  .step-number {
    width: 48px;
    height: 48px;
    border-radius: 15px;
  }
  .step-heading h2 {
    font-size: 2rem;
  }
  .guide-card {
    padding: 20px;
    border-radius: 20px;
  }
  .account-preview,
  .finish-card,
  .support-card {
    grid-template-columns: 1fr;
  }
  .deposit-fields {
    grid-template-columns: 1fr 1fr;
  }
  .deposit-field.address {
    grid-column: 1/-1;
  }
  .method-grid,
  .final-checks {
    grid-template-columns: 1fr;
  }
  .method-card {
    display: grid;
    grid-template-columns: 42px 1fr;
    gap: 13px;
    align-items: start;
  }
  .method-card .icon-box {
    margin: 0;
  }
  .method-card .method-copy {
    min-width: 0;
  }
  .provider-title {
    align-items: flex-start;
    flex-direction: column;
  }
  .provider-list {
    grid-template-columns: 1fr;
  }
  .match-card {
    grid-template-columns: 1fr;
    gap: 9px;
  }
  .match-equal {
    min-height: 28px;
    transform: rotate(90deg);
  }
  .safety-section,
  .aftercare {
    padding-left: 0;
  }
  .safety-card {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 23px;
  }
  .source-list {
    grid-template-columns: 1fr;
  }
  .support-card {
    padding: 25px 22px;
  }
  .support-actions {
    flex-direction: column;
    align-items: stretch;
  }
  footer {
    flex-direction: column;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *:before,
  *:after {
    transition: none !important;
  }
}