:root {
  --bg: #f4f6f8;
  --surface: #ffffff;
  --surface-soft: #eef2f5;
  --text: #17212b;
  --muted: #5d6a76;
  --accent: #126b78;
  --accent-strong: #0c5560;
  --accent-soft: #dff0f1;
  --success: #167451;
  --warning: #aa6811;
  --border: #d8e0e6;
  --border-strong: #b9c6cf;
}

[data-theme="dark"] {
  --bg: #11171c;
  --surface: #182127;
  --surface-soft: #222d34;
  --text: #edf3f6;
  --muted: #aebbc4;
  --accent: #4ab7c0;
  --accent-strong: #7bd5da;
  --accent-soft: #19363b;
  --success: #6bc696;
  --warning: #e4ab57;
  --border: #324049;
  --border-strong: #4a5a65;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  interpolate-size: allow-keywords;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

a {
  color: inherit;
}

img {
  max-width: 100%;
}

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 50;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 96%, transparent);
  backdrop-filter: blur(10px);
}

[data-header] {
  min-height: 66px;
}

.header-inner {
  display: flex;
  min-height: 66px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 800;
  text-decoration: none;
}

.brand-logo {
  width: 42px;
  height: 42px;
  object-fit: contain;
  transform: scale(1.4);
}

.brand-logo-dark {
  display: none;
  transform: scale(0.94);
}

[data-theme="dark"] .brand-logo-light {
  display: none;
}

[data-theme="dark"] .brand-logo-dark {
  display: block;
}

.brand-name {
  font-size: 1rem;
}

.site-nav,
.footer-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
}

.site-nav a,
.footer-links a {
  border-radius: 15px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
  padding: 7px 9px;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"],
.footer-links a:hover,
.footer-links a[aria-current="page"] {
  background: var(--surface-soft);
  color: var(--text);
}

.header-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.icon-button {
  display: inline-flex;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 15px;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  transition: background 0.16s ease, border-color 0.16s ease, color 0.16s ease, transform 0.16s ease;
}

.btn-cta,
.btn-secondary {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 15px;
  font-size: 0.94rem;
  font-weight: 800;
  text-decoration: none;
  transition: background 0.16s ease, border-color 0.16s ease, color 0.16s ease, transform 0.16s ease;
}

.btn-cta {
  background: var(--accent);
  color: #ffffff;
  padding: 0 18px;
}

.btn-cta:hover {
  background: var(--accent-strong);
}

.btn-cta-small {
  min-height: 36px;
  padding: 0 13px;
}

.btn-secondary {
  border-color: var(--border-strong);
  background: var(--surface);
  color: var(--text);
  padding: 0 17px;
}

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent-strong);
}

.btn-cta:active,
.btn-secondary:active,
.icon-button:active {
  transform: scale(0.98);
}

.hero,
.asset-hero {
  border-bottom: 1px solid var(--border);
  padding: 74px 0 60px;
}

.hero-grid {
  display: grid;
  align-items: center;
  gap: 64px;
  grid-template-columns: minmax(0, 1.08fr) minmax(340px, 0.92fr);
}

.eyebrow,
.section-kicker {
  margin-bottom: 12px;
  color: var(--accent-strong);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1 {
  max-width: 760px;
  font-size: clamp(2.45rem, 5.1vw, 4.25rem);
  letter-spacing: 0;
  line-height: 1.05;
}

.asset-hero h1 {
  font-size: clamp(2.15rem, 4.5vw, 3.45rem);
}

.subtitle,
.lead {
  max-width: 690px;
  margin-top: 20px;
  color: var(--muted);
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.hero-currencies,
.meta-line {
  margin-top: 18px;
  color: var(--muted);
  font-size: 0.9rem;
}

.hero-currencies {
  display: grid;
  gap: 3px;
}

.hero-currencies p {
  margin: 0;
}

.monitor-panel,
.demo-card {
  border: 1px solid var(--border-strong);
  border-top: 4px solid var(--accent);
  border-radius: 15px;
  background: var(--surface);
}

.monitor-panel {
  padding: 24px;
}

.panel-heading,
.monitor-pair,
.monitor-details div,
.demo-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.panel-heading {
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 750;
  text-transform: uppercase;
}

.panel-heading strong {
  color: var(--success);
}

.condition-tabs {
  display: grid;
  margin-top: 16px;
  border: 1px solid var(--border);
  border-radius: 15px;
  background: var(--surface-soft);
  padding: 3px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.condition-tab {
  min-height: 34px;
  border: 0;
  border-radius: 12px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.86rem;
  font-weight: 800;
  cursor: pointer;
  transition: background 0.16s ease, box-shadow 0.16s ease, color 0.16s ease, transform 0.12s ease;
}

.condition-tab:hover {
  color: var(--text);
}

.condition-tab.is-active {
  background: var(--surface);
  color: var(--accent-strong);
  box-shadow: 0 1px 2px rgba(23, 33, 43, 0.12);
}

.condition-tab:active {
  transform: scale(0.97);
}

.monitor-pair {
  padding: 18px 0;
  font-size: 1.24rem;
}

.monitor-pair span,
.condition-label {
  color: var(--accent-strong);
  font-size: 0.84rem;
  font-weight: 800;
}

.monitor-details {
  display: grid;
}

.monitor-details div {
  min-height: 49px;
  border-top: 1px solid var(--border);
}

.monitor-details dt,
.demo-label,
.muted {
  color: var(--muted);
}

.monitor-details dd {
  font-weight: 750;
  text-align: right;
}

.panel-note {
  margin: 16px 0 0;
  padding: 12px 14px;
  border-radius: 12px;
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.45;
}

.demo-card {
  padding: 24px;
}

.demo-screen {
  display: grid;
}

.demo-row {
  min-height: 52px;
  border-bottom: 1px solid var(--border);
}

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

.demo-price {
  font-size: 1.35rem;
}

.demo-status {
  color: var(--warning);
  font-weight: 800;
}

.is-complete .demo-status {
  color: var(--success);
}

.section {
  padding: 68px 0;
}

.section--muted {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--surface-soft);
}

.section-heading,
.asset-layout,
.faq-layout {
  display: grid;
  align-items: start;
  gap: 34px;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.72fr);
}

.section-title {
  max-width: 740px;
  font-size: clamp(1.85rem, 3vw, 2.6rem);
  letter-spacing: 0;
  line-height: 1.16;
}

.section-lead {
  max-width: 520px;
  color: var(--muted);
}

.grid {
  display: grid;
  gap: 18px;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

.process-grid {
  display: grid;
  margin-top: 34px;
  border-top: 1px solid var(--border);
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.process-step {
  min-height: 184px;
  border-right: 1px solid var(--border);
  padding: 24px 28px 20px 0;
}

.process-step + .process-step {
  padding-left: 28px;
}

.process-step:last-child {
  border-right: 0;
}

.process-step span {
  display: block;
  margin-bottom: 30px;
  color: var(--accent-strong);
  font-size: 0.84rem;
  font-weight: 850;
}

.process-step h3,
.feature-card h3,
.content-card h2,
.step h3,
.condition-card h3,
.plan-card h3 {
  margin-bottom: 8px;
  font-size: 1.12rem;
  line-height: 1.35;
}

.process-step p,
.feature-card p,
.content-card p,
.content-card li,
.step p,
.condition-card p,
.plan-card li,
details p {
  color: var(--muted);
}

.condition-grid,
.capability-grid,
.plan-grid {
  display: grid;
  gap: 18px;
}

.condition-grid,
.plan-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.condition-card,
.feature-card,
.content-card,
.step,
.rate-widget,
.plan-card,
details {
  border: 1px solid var(--border);
  border-radius: 15px;
  background: var(--surface);
}

.condition-card {
  min-height: 260px;
  padding: 26px;
}

.condition-card h3 {
  max-width: 360px;
  font-size: 1.35rem;
}

.condition-example {
  margin-top: 24px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
  color: var(--text) !important;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9rem;
}

.capability-grid {
  margin-top: 30px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-card,
.content-card,
.step,
.rate-widget {
  padding: 22px;
}

.feature-card {
  min-height: 188px;
}

.command-line {
  margin-top: 20px;
}

code {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface-soft);
  color: var(--text);
  padding: 2px 5px;
}

.plan-card {
  min-height: 304px;
  padding: 26px;
}

.monitor-panel,
.condition-card,
.feature-card,
.step,
.plan-card {
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

@media (hover: hover) {
  .btn-cta:hover,
  .btn-secondary:hover,
  .icon-button:hover {
    transform: translateY(-1px) scale(1.015);
  }

  .monitor-panel:hover,
  .condition-card:hover,
  .feature-card:hover,
  .step:hover,
  .plan-card:hover {
    border-color: var(--accent);
    box-shadow: 0 8px 20px rgba(23, 33, 43, 0.08);
    transform: scale(1.01);
  }
}

.plan-card--accent {
  border-color: var(--accent);
  border-top: 4px solid var(--accent);
}

.plan-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 16px;
}

.plan-title h3 {
  margin: 0;
  font-size: 1.4rem;
}

.plan-title span {
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 700;
}

.plan-card ul {
  display: grid;
  gap: 14px;
  margin-top: 18px;
  list-style: none;
}

.plan-card li {
  position: relative;
  padding-left: 18px;
}

.plan-card li::before {
  position: absolute;
  top: 0.65em;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  content: "";
}

.plan-card strong {
  color: var(--text);
}

.asset-groups {
  display: grid;
  border-top: 1px solid var(--border);
}

.asset-groups div {
  border-bottom: 1px solid var(--border);
  padding: 15px 0;
}

.asset-groups span {
  color: var(--accent-strong);
  font-size: 0.8rem;
  font-weight: 850;
  text-transform: uppercase;
}

.asset-groups p {
  margin-top: 4px;
  color: var(--text);
  font-weight: 650;
}

.asset-groups a {
  color: var(--accent-strong);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.asset-groups a:hover {
  color: var(--text);
}

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

.asset-directory-card {
  display: block;
  min-height: 190px;
  color: inherit;
  text-decoration: none;
  transition: border-color 160ms ease, transform 160ms ease;
}

.asset-directory-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px) scale(1.01);
}

.asset-directory-card:active {
  transform: translateY(0) scale(0.985);
}

.asset-directory-card span {
  color: var(--accent-strong);
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
}

.asset-directory-card h2 {
  margin-top: 12px;
}

.asset-directory-card p {
  margin-top: 8px;
}

.content-card ul,
.content-card ol,
.legal-content ul {
  padding-left: 22px;
}

.compact-list {
  display: grid;
  gap: 8px;
  padding-left: 22px;
}

.content-card li + li,
.legal-content li + li {
  margin-top: 6px;
}

.step-number {
  display: inline-flex;
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-size: 0.84rem;
  font-weight: 900;
}

.badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}

.badge {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  color: var(--text);
  font-size: 0.88rem;
  font-weight: 750;
  padding: 7px 10px;
}

.compare-wrap {
  overflow-x: auto;
}

.compare {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  border: 1px solid var(--border);
  background: var(--surface);
}

.compare th,
.compare td {
  border-bottom: 1px solid var(--border);
  padding: 14px;
  text-align: left;
}

.compare th {
  background: var(--surface-soft);
}

.faq-list {
  display: grid;
  gap: 8px;
}

.faq-heading {
  max-width: 720px;
  margin-bottom: 34px;
}

.faq-list--accordion {
  gap: 0;
  border-top: 1px solid var(--border);
}

.faq-list--accordion details {
  max-width: 860px;
  border: 0;
  border-bottom: 1px solid var(--border);
  border-radius: 0;
  background: transparent;
  overflow: clip;
  padding: 0;
  transition: block-size 220ms ease-out;
}

.faq-list--accordion summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 0;
  font-size: 1.08rem;
  line-height: 1.35;
  transition: background 0.16s ease, color 0.16s ease;
}

.faq-list--accordion summary:active {
  background: var(--surface-soft);
}

.faq-list--accordion summary::after {
  float: none;
  flex: 0 0 auto;
  margin-left: auto;
  content: "+";
  font-size: 1.2rem;
}

.faq-list--accordion details[open] summary::after {
  content: "-";
}

.faq-list--accordion details::details-content {
  block-size: 0;
  opacity: 0;
  overflow: clip;
  transition: block-size 220ms ease-out, opacity 180ms ease, content-visibility 220ms allow-discrete;
}

.faq-list--accordion details[open]::details-content {
  block-size: auto;
  opacity: 1;
}

.faq-content {
  padding: 0 0 22px;
}

.faq-content p {
  max-width: 760px;
  color: var(--muted);
}

.faq-list--accordion details > p {
  max-width: 760px;
  margin: 0;
  padding: 0 0 22px;
}

details {
  padding: 16px 18px;
}

details[open] {
  border-color: var(--border-strong);
}

summary {
  cursor: pointer;
  font-size: 1rem;
  font-weight: 800;
  list-style: none;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  float: right;
  color: var(--accent-strong);
  content: "+";
}

details[open] summary::after {
  content: "-";
}

details p {
  margin-top: 10px;
}

.asset-links a,
.source-list a {
  color: var(--accent-strong);
  font-weight: 800;
  text-decoration: none;
}

.asset-links a:hover,
.source-list a:hover {
  text-decoration: underline;
}

.legal-content {
  display: grid;
  gap: 0;
  max-width: 920px;
}

.notice {
  border-left: 4px solid var(--warning);
}

.legal-content section {
  border-bottom: 1px solid var(--border);
  padding: 4px 0 26px;
}

.legal-content section + section {
  padding-top: 26px;
}

.legal-content section:last-child {
  border-bottom: 0;
  padding-bottom: 4px;
}

.legal-content h2 {
  margin-bottom: 12px;
  font-size: 1.28rem;
}

.legal-content p + p,
.legal-content p + ul,
.legal-content ul + p {
  margin-top: 12px;
}

.legal-content a {
  color: var(--accent-strong);
  font-weight: 750;
}

.not-found {
  display: grid;
  min-height: calc(100vh - 260px);
  place-items: center;
}

.not-found .section {
  width: 100%;
}

.not-found-content {
  max-width: 760px;
  padding: 42px 0;
}

.not-found-content h1 {
  max-width: 680px;
}

.final-cta {
  border-top: 1px solid var(--border);
  background: #1b2a30;
  color: #f5f8f9;
  padding: 56px 0;
}

.final-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.final-cta h2 {
  max-width: 680px;
  font-size: clamp(1.8rem, 3vw, 2.55rem);
  line-height: 1.15;
}

.final-cta p:not(.section-kicker) {
  margin-top: 10px;
  color: #b8c6cc;
}

.final-cta .section-kicker {
  color: #78cbd1;
}

.btn-cta-light {
  flex: 0 0 auto;
  background: #f5f8f9;
  color: #17212b;
}

.btn-cta-light:hover {
  background: #dff0f1;
}

.site-footer {
  margin-top: 0;
  border-top: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
}

.footer-grid {
  display: grid;
  align-items: start;
  gap: 22px;
  grid-template-columns: minmax(0, 1.4fr) minmax(150px, 0.6fr) minmax(150px, 0.6fr);
  padding: 34px 0 22px;
}

.footer-brand {
  margin-bottom: 8px;
}

.footer-links {
  align-items: flex-start;
  flex-direction: column;
  justify-content: flex-start;
}

.footer-group-title {
  margin-bottom: 4px;
  color: var(--text);
  font-size: 0.8rem;
  font-weight: 850;
  text-transform: uppercase;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  border-top: 1px solid var(--border);
  padding: 16px 0 24px;
  font-size: 0.88rem;
}

@media (max-width: 900px) {
  [data-header] {
    min-height: 158px;
  }

  .header-inner,
  .footer-grid,
  .footer-bottom,
  .hero-grid,
  .section-heading,
  .asset-layout,
  .faq-layout {
    grid-template-columns: 1fr;
  }

  .header-inner {
    display: grid;
    justify-items: center;
    gap: 10px;
    padding: 12px 0;
  }

  .header-actions {
    width: min(100%, 340px);
    justify-content: space-between;
  }

  .site-header.is-scrolled .header-inner {
    display: flex;
    min-height: 54px;
    justify-content: space-between;
    padding: 8px 0;
  }

  .site-header.is-scrolled .site-nav {
    display: none;
  }

  .site-header.is-scrolled .header-actions {
    width: auto;
    justify-content: flex-end;
  }

  .site-header.is-scrolled .btn-cta-small {
    flex: 0 0 auto;
  }

  .hero-grid {
    gap: 36px;
  }

  .capability-grid,
  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-links,
  .footer-bottom {
    justify-content: flex-start;
  }

  .footer-bottom {
    flex-direction: column;
  }

  .final-cta-inner {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 620px) {
  [data-header] {
    min-height: 200px;
  }

  .container {
    width: min(100% - 28px, 1120px);
  }

  .hero,
  .asset-hero {
    padding: 48px 0 42px;
  }

  .section {
    padding: 48px 0;
  }

  .site-nav {
    justify-content: center;
  }

  .header-actions,
  .hero-actions {
    width: 100%;
  }

  .btn-cta,
  .btn-secondary,
  .btn-cta-small {
    flex: 1;
  }

  .btn-cta-light {
    width: 100%;
  }

  .process-grid,
  .condition-grid,
  .capability-grid,
  .plan-grid,
  .asset-directory-grid,
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .process-step,
  .process-step + .process-step {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--border);
    padding: 20px 0;
  }

  .process-step:last-child {
    border-bottom: 0;
  }

  .process-step span {
    margin-bottom: 12px;
  }

  .monitor-panel,
  .demo-card,
  .condition-card,
  .plan-card {
    padding: 20px;
  }

  .monitor-details div,
  .demo-row {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    padding: 10px 0;
  }

  .monitor-details dd {
    text-align: left;
  }
}