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

:root {
  --void: #0d1117;
  --steel-deep: #1c2b3f;
  --steel-mid: #243550;
  --steel-border: #2e4468;
  --steel-light: #4a5e7a;
  --ruby: #8b2d3a;
  --ruby-bright: #a83848;
  --ruby-dim: #5c1e27;
  --text-primary: #e8edf4;
  --text-muted: #7a8fa8;
  --font-display: "Cinzel", serif;
  --font-body: "Crimson Pro", Georgia, serif;
  --font-mono: "JetBrains Mono", monospace;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--void);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

:focus-visible {
  outline: 2px solid var(--ruby-bright);
  outline-offset: 2px;
}

/* ── Crystal Divider ── */
.crystal-divider {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin: 3rem auto;
  max-width: 520px;
}
.crystal-divider::before,
.crystal-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(
    to var(--dir, right),
    transparent,
    var(--steel-border)
  );
}
.crystal-divider::after {
  --dir: left;
}
.crystal-facet {
  flex-shrink: 0;
  opacity: 0.85;
}

/* ── Layout ── */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── Skip Link ── */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  z-index: 200;
  padding: 0.6rem 1.25rem;
  background: var(--ruby);
  color: #fff;
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-decoration: none;
}
.skip-link:focus {
  top: 0;
}

/* ── Nav ── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(13, 17, 23, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--steel-border);
}
.nav-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.08em;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.65rem;
}
.nav-logo img {
  width: 30px;
  height: 30px;
  border-radius: 50%;
}
.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}
.nav-links a {
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  color: #a0b5cc;
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.2s;
}
.nav-links a:hover {
  color: var(--text-primary);
}
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-muted);
  border-radius: 1px;
  transition:
    transform 0.3s,
    opacity 0.2s;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 8rem 2rem 5rem;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      ellipse 55% 45% at 50% 35%,
      rgba(46, 68, 104, 0.35) 0%,
      transparent 65%
    ),
    radial-gradient(
      ellipse 35% 50% at 70% 70%,
      rgba(139, 45, 58, 0.1) 0%,
      transparent 55%
    );
  pointer-events: none;
}
.hero-eyebrow {
  font-family: var(--font-display);
  font-size: 0.9rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 2rem;
}
.hero-logo {
  width: 300px;
  height: 300px;
  margin: 0 auto 2.25rem;
  filter: drop-shadow(0 0 32px rgba(139, 45, 58, 0.25));
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 4.25rem);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.05em;
  line-height: 1.1;
  margin-bottom: 0.85rem;
}
.hero h1 span {
  color: var(--ruby-bright);
}
.hero-tagline {
  font-size: 1.2rem;
  color: var(--text-muted);
  font-style: italic;
  max-width: 460px;
  margin: 0 auto 2.5rem;
  line-height: 1.6;
}
.hero-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ── Buttons ── */
.btn {
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.75rem 1.75rem;
  border: 1px solid;
  transition: all 0.2s;
  cursor: pointer;
  display: inline-block;
}
.btn-primary {
  background: var(--ruby);
  border-color: var(--ruby);
  color: #fff;
  font-weight: 600;
}
.btn-primary:hover {
  background: var(--ruby-bright);
  border-color: var(--ruby-bright);
}
.btn-secondary {
  background: transparent;
  border-color: var(--steel-border);
  color: var(--text-muted);
}
.btn-secondary:hover {
  border-color: var(--steel-light);
  color: var(--text-primary);
}

/* ── Badges ── */
.hero-stack {
  margin-top: 3.5rem;
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}
.badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: #7d92ab;
  border: 1px solid var(--steel-border);
  padding: 0.25rem 0.65rem;
  letter-spacing: 0.05em;
}

/* ── Sections ── */
section {
  padding: 5rem 0;
}
.section-eyebrow {
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ruby);
  margin-bottom: 0.6rem;
  text-align: center;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 2.1rem);
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.03em;
  margin-bottom: 1.25rem;
  text-align: center;
}
.section-body {
  color: var(--text-muted);
  max-width: 620px;
  font-size: 1.1rem;
  line-height: 1.8;
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

/* ── Features ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1px;
  margin-top: 3rem;
  background: var(--steel-border);
}
.feature-card {
  background: var(--steel-deep);
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: background 0.25s;
}
.feature-card:hover {
  background: var(--steel-mid);
}
.feature-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--ruby);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s;
}
.feature-card:hover::after {
  transform: scaleX(1);
}
.feature-icon {
  font-size: 1.4rem;
  margin-bottom: 0.9rem;
}
.feature-title {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--text-primary);
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}
.feature-desc {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.65;
}
.feature-badge {
  display: inline-block;
  margin-top: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.1em;
  color: var(--ruby-bright);
  border: 1px solid var(--ruby-dim);
  padding: 0.15rem 0.5rem;
  text-transform: uppercase;
}

.feature-card .btn {
  margin-top: 1rem;
  font-size: 0.6rem;
}

/* ── Roadmap ── */
.roadmap-list {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  border-left: 1px solid var(--steel-border);
  padding-left: 2rem;
}
.roadmap-item {
  position: relative;
  padding-bottom: 2.25rem;
}
.roadmap-item::before {
  content: "";
  position: absolute;
  left: -2.12rem;
  top: 0.5rem;
  width: 8px;
  height: 8px;
  background: var(--void);
  border: 1px solid var(--steel-light);
  transform: rotate(45deg) translateX(-3px);
}
.roadmap-item.done::before {
  background: var(--ruby);
  border-color: var(--ruby);
}
.roadmap-label {
  font-family: var(--font-display);
  font-size: 0.58rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.2rem;
}
.roadmap-item.done .roadmap-label {
  color: var(--ruby);
}
.roadmap-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.3rem;
  letter-spacing: 0.03em;
}
.roadmap-desc {
  font-size: 0.98rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ── Footer ── */
footer {
  padding-bottom: 2.5rem;
  text-align: center;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.footer-logo {
  width: 37.5px;
  height: 37.5px;
  border-radius: 50%;
  margin-bottom: 0.25rem;
  opacity: 0.8;
}
.footer-name {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--text-primary);
  letter-spacing: 0.1em;
}
.footer-copy {
  font-size: 0.85rem;
  color: var(--text-muted);
}
.footer-link {
  color: var(--steel-light);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-link:hover {
  color: var(--text-primary);
}

/* ── Responsive ── */
@media (max-width: 600px) {
  .nav-inner {
    flex-wrap: wrap;
  }
  .nav-toggle {
    display: flex;
  }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(13, 17, 23, 0.96);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--steel-border);
    padding: 0.5rem 2rem 1rem;
    gap: 0;
  }
  .nav-links.open {
    display: flex;
  }
  .nav-links li {
    border-bottom: 1px solid var(--steel-border);
  }
  .nav-links li:last-child {
    border-bottom: none;
  }
  .nav-links a {
    display: block;
    padding: 0.85rem 0;
    font-size: 0.72rem;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .hero-logo {
    width: 210px;
    height: 210px;
  }
}
@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}