:root {
  --paper: #0b0e12;
  --elevated: #161b21;
  --ink: #ffffff;
  --ink-soft: rgba(255, 255, 255, 0.88);
  --ink-muted: rgba(255, 255, 255, 0.68);
  --forecast: #7dafe8;
  --amber: #e8af5a;
  --calibrated: #5fcf9a;
  --miss: #df7878;
  --hairline: rgba(255, 255, 255, 0.12);
  --radius: 14px;
  --pad: clamp(1.25rem, 4vw, 2rem);
  --max: 1080px;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Source Sans 3", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--ink-soft);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
}

a {
  color: var(--forecast);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.bg-glow {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 70% 45% at 15% -5%, rgba(125, 175, 232, 0.18), transparent 55%),
    radial-gradient(ellipse 55% 40% at 90% 10%, rgba(232, 175, 90, 0.1), transparent 50%),
    radial-gradient(ellipse 50% 35% at 50% 100%, rgba(95, 207, 154, 0.08), transparent 55%),
    var(--paper);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem var(--pad);
  backdrop-filter: blur(14px);
  background: rgba(11, 14, 18, 0.82);
  border-bottom: 1px solid var(--hairline);
}

.brand {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.15rem;
}

.site-nav a {
  color: var(--ink-muted);
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
}

.site-nav a:hover {
  color: var(--ink);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--hairline);
  border-radius: 10px;
  background: var(--elevated);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 6px;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
}

.hero,
.section {
  width: min(100% - 2 * var(--pad), var(--max));
  margin-inline: auto;
}

.hero {
  padding: clamp(3rem, 10vw, 5.5rem) 0 clamp(3rem, 8vw, 4.5rem);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--forecast);
  margin: 0 0 1rem;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  color: var(--ink);
  letter-spacing: -0.03em;
  line-height: 1.15;
  font-weight: 600;
}

h1 {
  font-size: clamp(2.4rem, 7vw, 4rem);
  margin: 0 0 1.25rem;
  max-width: 14ch;
}

.accent-line {
  background: linear-gradient(105deg, var(--forecast), var(--amber) 55%, var(--calibrated));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lede,
.section-lede {
  max-width: 38rem;
  color: var(--ink-muted);
  margin: 0 0 1.75rem;
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.85rem 1.35rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.98rem;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-primary {
  color: #0b0e12;
  background: linear-gradient(135deg, var(--forecast), #a8c9f0);
  box-shadow: 0 0 28px rgba(125, 175, 232, 0.35);
}

.btn-ghost {
  color: var(--ink-soft);
  background: transparent;
  border-color: var(--hairline);
}

.btn-sm {
  padding: 0.45rem 0.9rem;
  color: #0b0e12 !important;
  background: var(--forecast);
  border-radius: 999px;
}

.hero-stats {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  padding: 0;
  margin: 0 0 2.5rem;
  max-width: 32rem;
}

.hero-stats li {
  padding: 0.9rem 1rem;
  background: var(--elevated);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
}

.hero-stats strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  color: var(--ink);
}

.hero-stats span {
  font-size: 0.82rem;
  color: var(--ink-muted);
}

.hero-capsule {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  position: relative;
  max-width: 420px;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--hairline);
  box-shadow: 0 0 40px rgba(125, 175, 232, 0.12);
}

.capsule-half {
  padding: 1.25rem 1.1rem;
  min-height: 110px;
}

.capsule-half.forecast {
  background: linear-gradient(160deg, rgba(125, 175, 232, 0.28), rgba(22, 27, 33, 0.9));
}

.capsule-half.reality {
  background: linear-gradient(200deg, rgba(232, 175, 90, 0.28), rgba(22, 27, 33, 0.9));
}

.cap-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
  margin-bottom: 0.45rem;
}

.cap-metric {
  font-family: var(--font-mono);
  color: var(--ink);
  font-size: 0.95rem;
}

.capsule-seal {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  color: #0b0e12;
  background: var(--calibrated);
  box-shadow: 0 0 24px rgba(95, 207, 154, 0.45);
  border: 2px solid rgba(11, 14, 18, 0.65);
}

.section {
  padding: clamp(3rem, 8vw, 5rem) 0;
}

.section-head {
  margin-bottom: 2rem;
}

.section-head h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin: 0 0 0.85rem;
  max-width: 20ch;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
}

.card {
  background: var(--elevated);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 1.35rem 1.25rem;
  box-shadow: 0 0 0 1px rgba(125, 175, 232, 0.03);
}

.feature-card {
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover {
  border-color: rgba(125, 175, 232, 0.35);
  box-shadow: 0 0 28px rgba(125, 175, 232, 0.12);
}

.feature-num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--amber);
}

.feature-card h3 {
  margin: 0.55rem 0 0.5rem;
  font-size: 1.2rem;
}

.feature-card p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.98rem;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 1rem;
}

.about-card p {
  margin: 0 0 1rem;
  color: var(--ink-muted);
}

.about-card p:last-child {
  margin-bottom: 0;
}

.disclaimer {
  padding-top: 0.75rem;
  border-top: 1px solid var(--hairline);
  font-size: 0.92rem;
  color: var(--ink-muted);
}

.aside-card h3 {
  margin: 0 0 1rem;
  font-size: 1.15rem;
}

.flow-list {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--ink-muted);
}

.flow-list li {
  margin-bottom: 0.55rem;
}

.flow-list li::marker {
  color: var(--forecast);
}

.meta-line {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-muted);
}

.privacy-card {
  padding: clamp(1.35rem, 3vw, 2rem);
}

.prose h3 {
  margin: 1.75rem 0 0.6rem;
  font-size: 1.15rem;
}

.prose p,
.prose li {
  color: var(--ink-muted);
}

.prose ul {
  padding-left: 1.2rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.contact-card {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

a.contact-card:hover {
  text-decoration: none;
  border-color: rgba(125, 175, 232, 0.4);
  box-shadow: 0 0 24px rgba(125, 175, 232, 0.12);
}

.contact-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-muted);
}

.contact-value {
  color: var(--ink);
  font-weight: 500;
  word-break: break-word;
}

.site-footer {
  border-top: 1px solid var(--hairline);
  padding: 1.5rem var(--pad) 2.5rem;
  margin-top: 1rem;
}

.footer-inner {
  width: min(100%, var(--max));
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: center;
  color: var(--ink-muted);
  font-size: 0.92rem;
}

.footer-links {
  display: flex;
  gap: 1rem;
}

.footer-links a {
  color: var(--ink-muted);
}

.footer-links a:hover {
  color: var(--forecast);
}

@media (max-width: 820px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.75rem var(--pad) 1rem;
    background: rgba(11, 14, 18, 0.96);
    border-bottom: 1px solid var(--hairline);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--hairline);
  }

  .site-nav .btn-sm {
    margin-top: 0.75rem;
    text-align: center;
    border-bottom: none;
  }

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

  h1 {
    max-width: none;
  }
}

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

  .btn,
  .feature-card,
  .contact-card {
    transition: none;
  }
}