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

:root {
  --green: #4A7560;
  --green-deep: #3D6350;
  --green-light: #C8DECE;
  --green-faint: #E8F0EB;
  --paper: #F7F9F7;
  --charcoal: #1E1E1E;
  --muted: #696969;
  --border: #E4EBE4;
  --claimcheck: #7A6A5A;
  --claimcheck-bg: #F5F0EB;
  --replay: #5D717C;
  --replay-bg: #EBF0F5;
}

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--paper);
  color: var(--charcoal);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

/* Focus indicators */
a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}

/* Skip nav */
.skip-nav {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  background: var(--green);
  color: white;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 600;
}
.skip-nav:focus {
  left: 8px;
  top: 8px;
}

/* ── Release banner ── */

.release-banner {
  background: #FDF6E3;
  border-bottom: 1px solid #E8DCC8;
  text-align: center;
  padding: 8px 24px;
}

.release-banner a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--charcoal);
}

.release-banner a:hover { color: #B8860B; }

.release-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  background: #C8960C;
  color: white;
  padding: 2px 8px;
  border-radius: 3px;
}

.release-arrow { font-size: 15px; }

/* ── Nav ── */

.nav {
  padding: 0 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  background: var(--paper);
  position: relative;
  z-index: 2;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo-mark {
  width: 32px;
  height: 32px;
  background: var(--green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 600;
  color: white;
}

.nav-logo-text {
  font-family: 'Sora', sans-serif;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.5px;
}

.nav-logo-text span { color: var(--green); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  font-size: 14px;
  font-weight: 500;
}

.nav-links a:hover { color: var(--green); }

.nav-links .email { color: var(--muted); font-size: 13px; }

/* ── Hero ── */

.hero {
  position: relative;
  overflow: hidden;
  background: #EDF3EF;
}

.hero-lattice {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-lattice svg {
  width: 100%;
  height: 100%;
  display: block;
}

.hero-fade-left {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(to right, #EDF3EF 0%, #EDF3EF 40%, #EDF3EFbb 60%, #EDF3EF44 80%, transparent 100%);
}

.hero-fade-bottom {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(to bottom, transparent 50%, var(--paper) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 100px 64px 80px;
}

.hero h1 {
  font-size: 46px;
  font-weight: 300;
  letter-spacing: -0.5px;
  line-height: 1.12;
  margin-bottom: 20px;
}

.hero h1 strong {
  font-weight: 700;
  color: var(--green);
}

.hero-sub {
  font-size: 18px;
  line-height: 1.7;
  color: var(--muted);
  max-width: 480px;
  margin-bottom: 32px;
}

.hero-buttons {
  display: flex;
  gap: 12px;
}

.btn-primary {
  background: var(--green);
  color: white;
  padding: 12px 24px;
  border-radius: 5px;
  font-weight: 600;
  font-size: 14px;
  font-family: 'DM Sans', sans-serif;
  border: none;
  cursor: pointer;
}

.btn-secondary {
  background: white;
  color: var(--charcoal);
  padding: 12px 24px;
  border-radius: 5px;
  font-weight: 600;
  font-size: 14px;
  font-family: 'DM Sans', sans-serif;
  border: 1px solid var(--border);
}


/* ── Sections ── */

.section {
  padding: 80px 64px;
  max-width: 1200px;
  margin: 0 auto;
}

.section-bordered { border-top: 1px solid var(--border); }

.section-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 16px;
}

.section h2 {
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.2px;
  margin-bottom: 48px;
}

/* ── Thesis ── */

.thesis {
  text-align: center;
  background: var(--green-faint);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 80px 64px;
  max-width: none;
}

.thesis h2 {
  font-size: 30px;
  font-weight: 300;
  letter-spacing: -0.3px;
  line-height: 1.3;
  max-width: 720px;
  margin: 0 auto;
}

/* ── Tools grid ── */

.tools-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.tool-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
}

.tool-card.featured { border-color: var(--green-light); }

.tool-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.tool-icon {
  width: 36px;
  height: 36px;
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  font-weight: 600;
}

.tool-icon.lemmafit { background: var(--green-faint); color: var(--green-deep); }
.tool-icon.claimcheck { background: var(--claimcheck-bg); color: var(--claimcheck); font-size: 15px; }
.tool-icon.replay { background: var(--replay-bg); color: var(--replay); }

.tool-name {
  font-family: 'Sora', sans-serif;
  font-size: 17px;
  font-weight: 600;
}

.tool-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 3px;
  display: inline-block;
  align-self: flex-start;
  margin-bottom: 12px;
}

.tool-badge.lemmafit { color: var(--green); background: var(--green-faint); }
.tool-badge.claimcheck { color: var(--claimcheck); background: var(--claimcheck-bg); }
.tool-badge.replay { color: var(--replay); background: var(--replay-bg); }

.tool-desc {
  font-size: 15px;
  line-height: 1.65;
  color: var(--muted);
  flex: 1;
}

.tool-links {
  margin-top: 20px;
  display: flex;
  gap: 12px;
  font-size: 13px;
}

.tool-links a { color: var(--muted); text-decoration: underline; text-underline-offset: 2px; }
.tool-links a:first-child { font-weight: 600; }

/* ── Also building ── */

.also-building {
  margin-top: 40px;
  padding-top: 32px;
  display: flex;
  gap: 48px;
}

.also-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.also-name {
  font-family: 'Sora', sans-serif;
  font-size: 15px;
  font-weight: 600;
}

.also-name span { color: var(--green); }

.also-desc { font-size: 14px; color: var(--muted); }

.also-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 3px;
}

.also-badge.wip { color: var(--muted); background: var(--border); }
.also-badge.oss { color: var(--green); background: var(--green-faint); }

/* ── Principles ── */

.principles-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px 80px;
}

.principles-grid h3 {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0;
  margin-bottom: 8px;
}

.principles-grid p {
  font-size: 15px;
  line-height: 1.65;
  color: var(--muted);
}

/* ── Team ── */

.team-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.team-member {
  background: white;
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
}

.team-name {
  font-family: 'Sora', sans-serif;
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 4px;
}

.team-role {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 12px;
}

.team-bio {
  font-size: 15px;
  line-height: 1.65;
  color: var(--muted);
  margin-bottom: 16px;
  flex: 1;
}

.team-links {
  display: flex;
  gap: 12px;
  font-size: 13px;
}

.team-links a {
  color: var(--muted);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.team-links a:hover { color: var(--green); }

/* ── Blog ── */

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.blog-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
}

.blog-date {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 1.5px;
  color: var(--muted);
  margin-bottom: 10px;
}

.blog-card h3 {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0;
  margin-bottom: 8px;
  line-height: 1.35;
}

.blog-card p {
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
  flex: 1;
}

.blog-more {
  margin-top: 24px;
  text-align: center;
}

.blog-more a {
  color: var(--green);
  font-weight: 600;
  font-size: 14px;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ── Subscribe ── */

.subscribe { text-align: center; }

.subscribe h2 {
  font-size: 30px;
  font-weight: 300;
  letter-spacing: -0.3px;
  margin-bottom: 12px;
}

.subscribe h2 strong {
  font-weight: 700;
  color: var(--green);
}

.subscribe-sub {
  font-size: 16px;
  color: var(--muted);
  max-width: 440px;
  margin: 0 auto 32px;
}

.subscribe-form {
  display: flex;
  justify-content: center;
  gap: 8px;
  max-width: 420px;
  margin: 0 auto;
}

.subscribe-form input {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 5px;
  font-size: 14px;
  font-family: 'DM Sans', sans-serif;
  background: white;
  color: var(--charcoal);
  outline: none;
}

.subscribe-form input:focus { border-color: var(--green); }

.subscribe-success {
  display: none;
  color: var(--green);
  font-weight: 600;
  font-size: 16px;
  margin-top: 8px;
}

/* ── Footer ── */

.footer {
  padding: 32px 64px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-logo-mark {
  width: 22px;
  height: 22px;
  background: var(--green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  font-weight: 600;
  color: white;
}

.footer-logo-text {
  font-family: 'Sora', sans-serif;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.3px;
}

.footer-logo-text span { color: var(--green); }

.footer-links {
  display: flex;
  gap: 24px;
  font-size: 13px;
  color: var(--muted);
}

.footer-links a { color: var(--muted); text-decoration: underline; text-underline-offset: 2px; }
.footer-links a:hover { color: var(--green); }

.footer-copy { font-size: 12px; color: var(--muted); }

/* ── Accessible label ── */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ── Responsive ── */

@media (max-width: 1024px) {
  .tools-grid { grid-template-columns: 1fr 1fr; }
  .blog-grid { grid-template-columns: 1fr 1fr; }
  .principles-grid { gap: 32px 48px; }
}

@media (max-width: 768px) {
  .nav {
    padding: 0 24px;
    height: auto;
    min-height: 56px;
    flex-wrap: wrap;
    gap: 8px;
    padding-top: 12px;
    padding-bottom: 12px;
  }

  .nav-links {
    gap: 16px;
    font-size: 13px;
    flex-wrap: wrap;
  }

  .hero-content {
    padding: 56px 24px 48px;
  }

  .hero h1 {
    font-size: 30px;
  }

  .hero-sub {
    font-size: 16px;
  }

  .hero-buttons {
    flex-direction: column;
    gap: 10px;
  }

  .hero-buttons a {
    text-align: center;
  }

  .section {
    padding: 48px 24px;
  }

  .thesis h2 {
    font-size: 22px;
  }

  .section h2 {
    font-size: 22px;
    margin-bottom: 32px;
  }

  .tools-grid {
    grid-template-columns: 1fr;
  }

  .blog-grid {
    grid-template-columns: 1fr;
  }

  .principles-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .team-grid {
    grid-template-columns: 1fr;
  }

  .also-building {
    flex-direction: column;
    gap: 16px;
  }

  .subscribe-form {
    flex-direction: column;
  }

  .footer {
    padding: 24px;
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
  }
}

@media (max-width: 480px) {
  .nav-links .email { display: none; }

  .hero h1 { font-size: 26px; }

  .also-item { flex-wrap: wrap; gap: 8px; }
}