:root {
  color-scheme: dark;
  --background: #0b0e11;
  --panel: #1b1f21;
  --panel-soft: #131719;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(181, 247, 99, 0.28);
  --text: #f5f7f2;
  --muted: #a2a9a1;
  --accent: #b5f763;
  --accent-dark: #17220d;
  --red: #ff5b5f;
  --radius: 1.45rem;
  --page: min(1120px, calc(100% - 2rem));
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 76% 12%, rgba(181, 247, 99, 0.1), transparent 28rem),
    var(--background);
  color: var(--text);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(11, 14, 17, 0.84);
  backdrop-filter: blur(18px);
}

.nav {
  width: var(--page);
  min-height: 4.75rem;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text);
  text-decoration: none;
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 0.86rem;
  font-weight: 760;
  letter-spacing: 0.16em;
}

.brand img {
  width: 2.35rem;
  height: 2.35rem;
  border-radius: 0.7rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.94rem;
  font-weight: 600;
}

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

.button {
  display: inline-flex;
  min-height: 3.25rem;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.75rem 1.2rem;
  border: 1px solid transparent;
  border-radius: 1rem;
  background: var(--accent);
  color: #10150a;
  text-decoration: none;
  font-weight: 750;
  line-height: 1.2;
}

.button.secondary {
  border-color: var(--line);
  background: var(--panel-soft);
  color: var(--text);
}

.hero {
  width: var(--page);
  min-height: calc(100vh - 4.75rem);
  margin: 0 auto;
  padding: clamp(4rem, 8vw, 7.5rem) 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.78fr);
  align-items: center;
  gap: clamp(3rem, 8vw, 7rem);
}

.eyebrow,
.route-label,
.step-number,
.policy-kicker {
  margin: 0;
  color: var(--accent);
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 0.78rem;
  font-weight: 760;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 740px;
  margin-bottom: 1.4rem;
  font-size: clamp(3.25rem, 7vw, 6.8rem);
  line-height: 0.93;
  letter-spacing: -0.07em;
}

.hero-copy {
  max-width: 620px;
  margin-bottom: 2rem;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.28rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.availability {
  margin-top: 1.2rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.router-card {
  position: relative;
  padding: 1.1rem;
  border: 1px solid var(--line);
  border-radius: 2rem;
  background: rgba(19, 23, 25, 0.84);
  box-shadow: 0 2rem 6rem rgba(0, 0, 0, 0.36);
  transform: rotate(1.5deg);
}

.router-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0.4rem 1rem;
}

.router-top .brand {
  font-size: 0.72rem;
}

.router-dot {
  width: 0.48rem;
  height: 0.48rem;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0.42rem rgba(181, 247, 99, 0.1);
}

.route-slot {
  padding: 1.35rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.route-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.route-label span {
  margin-right: 0.65rem;
  color: var(--muted);
}

.route-value {
  margin: 1.05rem 0 0;
  font-size: 1.07rem;
  font-weight: 700;
}

.flow {
  display: flex;
  height: 4.2rem;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;
  color: var(--accent);
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.flow-line {
  width: 2px;
  height: 2.3rem;
  background: var(--accent);
  animation: signal 1.6s ease-in-out infinite;
}

.record-button {
  width: 100%;
  margin-top: 1rem;
  padding: 1rem;
  border: 0;
  border-radius: 1.1rem;
  background: var(--accent);
  color: #10150a;
  font: inherit;
  font-weight: 760;
}

@keyframes signal {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

.section {
  width: var(--page);
  margin: 0 auto;
  padding: clamp(4.5rem, 9vw, 8rem) 0;
}

.section-heading {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: 2rem;
  margin-bottom: 3.5rem;
}

.section-heading h2,
.policy-hero h1 {
  margin-bottom: 0;
  font-size: clamp(2.3rem, 5vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: -0.055em;
}

.section-heading p {
  max-width: 600px;
  margin: 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.steps,
.detail-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.step,
.detail-card {
  min-height: 240px;
  padding: 1.6rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-soft);
}

.step h3,
.detail-card h3 {
  margin: 2.6rem 0 0.7rem;
  font-size: 1.2rem;
}

.step p,
.detail-card p {
  margin: 0;
  color: var(--muted);
}

.quiet-panel {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 2rem;
  align-items: end;
  padding: clamp(2rem, 5vw, 4rem);
  border: 1px solid var(--line-strong);
  border-radius: 2rem;
  background: linear-gradient(135deg, rgba(181, 247, 99, 0.1), rgba(19, 23, 25, 0.85) 60%);
}

.quiet-panel h2 {
  max-width: 720px;
  margin-bottom: 1rem;
  font-size: clamp(2.2rem, 5vw, 4.2rem);
  line-height: 1.03;
  letter-spacing: -0.055em;
}

.quiet-panel p {
  max-width: 650px;
  margin: 0;
  color: var(--muted);
}

.signal-list {
  display: grid;
  gap: 0.75rem;
}

.signal-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 650;
}

.signal-item::before {
  content: "";
  width: 0.6rem;
  height: 0.6rem;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--accent);
}

.site-footer {
  width: var(--page);
  margin: 0 auto;
  padding: 2rem 0 3rem;
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.site-footer a:hover {
  color: var(--text);
}

.policy-main {
  width: min(820px, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(4rem, 9vw, 7rem) 0;
}

.policy-hero {
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--line);
}

.policy-hero h1 {
  margin: 0.65rem 0 1rem;
}

.policy-hero p {
  max-width: 680px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.policy-content {
  padding-top: 2.5rem;
}

.policy-content section {
  padding: 1.1rem 0;
}

.policy-content h2 {
  margin-bottom: 0.65rem;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}

.policy-content p,
.policy-content li {
  color: #c4cac2;
}

.policy-content ul,
.policy-content ol {
  padding-left: 1.4rem;
}

.notice {
  margin: 1.5rem 0;
  padding: 1.2rem 1.3rem;
  border-left: 3px solid var(--accent);
  border-radius: 0 1rem 1rem 0;
  background: var(--accent-dark);
}

.notice p {
  margin: 0;
  color: var(--text);
}

.support-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.5rem;
}

@media (max-width: 820px) {
  .hero,
  .section-heading,
  .quiet-panel {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 4.25rem;
  }

  .router-card {
    width: min(100%, 520px);
    margin: 0 auto;
    transform: none;
  }

  .steps,
  .detail-grid {
    grid-template-columns: 1fr;
  }

  .step,
  .detail-card {
    min-height: 0;
  }

  .step h3,
  .detail-card h3 {
    margin-top: 1.6rem;
  }
}

@media (max-width: 640px) {
  .nav {
    min-height: 4.25rem;
  }

  .nav-links a:not(.nav-primary) {
    display: none;
  }

  .nav-primary {
    padding: 0.5rem 0.8rem;
    border: 1px solid var(--line);
    border-radius: 0.75rem;
  }

  h1 {
    font-size: clamp(3rem, 17vw, 4.8rem);
  }

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

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

  .flow-line {
    animation: none;
  }
}