/* ===== Moledelve landing page ===== */
:root {
  --bg: #0a0e17;
  --bg-soft: #0f1524;
  --card: rgba(255, 255, 255, 0.03);
  --card-border: rgba(255, 255, 255, 0.08);
  --text: #e8ecf4;
  --text-dim: #9aa5b8;
  --accent: #6c8cff;
  --accent-2: #38d9c0;
  --grad: linear-gradient(90deg, #6c8cff 0%, #38d9c0 100%);
  --radius: 14px;
  --container: 1140px;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* Background */
.bg-grid {
  position: fixed; inset: 0; z-index: -2;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, black 40%, transparent 100%);
}
.bg-glow {
  position: fixed; z-index: -1;
  top: -300px; left: 50%; transform: translateX(-50%);
  width: 900px; height: 600px;
  background: radial-gradient(ellipse, rgba(108,140,255,0.18), rgba(56,217,192,0.06) 55%, transparent 70%);
  pointer-events: none;
}

.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: blur(14px);
  background: rgba(10, 14, 23, 0.75);
  border-bottom: 1px solid var(--card-border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.nav-logo img { height: 32px; display: block; }
.nav-links { display: flex; gap: 28px; }
.nav-links a { color: var(--text-dim); text-decoration: none; font-size: 14.5px; font-weight: 500; transition: color .2s; }
.nav-links a:hover { color: var(--text); }
.nav-cta { display: flex; gap: 12px; align-items: center; }
.nav-burger { display: none; background: none; border: none; cursor: pointer; flex-direction: column; gap: 5px; padding: 8px; }
.nav-burger span { width: 22px; height: 2px; background: var(--text); display: block; border-radius: 2px; transition: .25s; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 18px; border-radius: 10px;
  font-size: 14.5px; font-weight: 600; text-decoration: none;
  transition: transform .15s, box-shadow .15s, background .2s, border-color .2s;
}
.btn-lg { padding: 14px 26px; font-size: 16px; border-radius: 12px; }
.btn-primary {
  background: var(--grad); color: #0a0e17;
  box-shadow: 0 4px 24px rgba(108,140,255,0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(108,140,255,0.45); }
.btn-ghost {
  color: var(--text); border: 1px solid var(--card-border);
  background: rgba(255,255,255,0.02);
}
.btn-ghost:hover { border-color: rgba(255,255,255,0.25); background: rgba(255,255,255,0.05); }

/* Hero */
.hero { padding: 110px 0 90px; text-align: center; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 16px; border-radius: 999px;
  border: 1px solid var(--card-border); background: var(--card);
  font-size: 13px; color: var(--text-dim); font-weight: 500;
  margin-bottom: 28px;
}
.hero-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 10px var(--accent-2); animation: pulse 2s infinite; }
@keyframes pulse { 50% { opacity: .4; } }
.hero-title { font-size: clamp(2.4rem, 5.5vw, 4rem); font-weight: 800; line-height: 1.12; letter-spacing: -0.02em; }
.hero-sub { max-width: 640px; margin: 24px auto 0; color: var(--text-dim); font-size: 18px; }
.hero-cta { display: flex; gap: 14px; justify-content: center; margin-top: 36px; flex-wrap: wrap; }
.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
  max-width: 720px; margin: 64px auto 0;
}
.stat { padding: 20px 12px; border: 1px solid var(--card-border); border-radius: var(--radius); background: var(--card); }
.stat-num { font-size: 30px; font-weight: 800; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat-label { font-size: 13px; color: var(--text-dim); margin-top: 4px; }

/* Sections */
section { padding: 88px 0; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.eyebrow {
  display: inline-block; font-size: 12.5px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--accent-2); margin-bottom: 14px;
}
.section-head h2 { font-size: clamp(1.7rem, 3.5vw, 2.5rem); font-weight: 800; letter-spacing: -0.02em; line-height: 1.2; }
.lead { color: var(--text-dim); margin-top: 16px; font-size: 16.5px; }

/* Problem cards */
.problem-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.problem-card {
  padding: 26px 22px; border: 1px solid var(--card-border);
  border-radius: var(--radius); background: var(--card);
  transition: transform .2s, border-color .2s;
}
.problem-card:hover { transform: translateY(-4px); border-color: rgba(108,140,255,0.4); }
.problem-icon { font-size: 26px; margin-bottom: 14px; }
.problem-card h3 { font-size: 17px; margin-bottom: 8px; }
.problem-card p { font-size: 14px; color: var(--text-dim); }

/* Capability cards */
.cap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.cap-card {
  position: relative; padding: 28px 24px;
  border: 1px solid var(--card-border); border-radius: var(--radius);
  background: var(--card); overflow: hidden;
  transition: transform .2s, border-color .2s;
}
.cap-card:hover { transform: translateY(-4px); border-color: rgba(56,217,192,0.4); }
.cap-num {
  font-family: var(--mono); font-size: 13px; font-weight: 600;
  color: var(--accent); margin-bottom: 14px;
}
.cap-card h3 { font-size: 18px; margin-bottom: 8px; }
.cap-card p { font-size: 14px; color: var(--text-dim); margin-bottom: 16px; }
.cap-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.cap-tags span {
  font-family: var(--mono); font-size: 11.5px;
  padding: 4px 10px; border-radius: 999px;
  background: rgba(108,140,255,0.1); color: var(--accent);
  border: 1px solid rgba(108,140,255,0.2);
}

/* Frameworks */
.framework-grid { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; max-width: 860px; margin: 0 auto; }
.fw-pill {
  padding: 10px 22px; border-radius: 999px;
  border: 1px solid var(--card-border); background: var(--card);
  font-size: 14px; font-weight: 500; color: var(--text);
  transition: border-color .2s, background .2s;
}
.fw-pill:hover { border-color: var(--accent-2); background: rgba(56,217,192,0.08); }

/* Stack */
.stack-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.stack-col { padding: 24px; border: 1px solid var(--card-border); border-radius: var(--radius); background: var(--card); }
.stack-title { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--accent-2); margin-bottom: 14px; }
.stack-col ul { list-style: none; }
.stack-col li { font-size: 14.5px; padding: 6px 0; color: var(--text); border-bottom: 1px dashed rgba(255,255,255,0.06); }
.stack-col li:last-child { border-bottom: none; }
.dim { color: var(--text-dim); font-size: 12.5px; }
.standards { margin-top: 48px; text-align: center; }
.standards-row { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 18px; }
.standards-row span {
  font-family: var(--mono); font-size: 12px;
  padding: 6px 14px; border-radius: 8px;
  background: rgba(255,255,255,0.04); border: 1px solid var(--card-border);
  color: var(--text-dim);
}

/* Vision */
.vision-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.vision-card {
  padding: 26px 22px; text-align: center;
  border: 1px solid var(--card-border); border-radius: var(--radius); background: var(--card);
  transition: transform .2s, border-color .2s;
}
.vision-card:hover { transform: translateY(-4px); border-color: rgba(108,140,255,0.4); }
.vision-icon { font-size: 30px; margin-bottom: 14px; }
.vision-card h3 { font-size: 16px; margin-bottom: 8px; }
.vision-card p { font-size: 13.5px; color: var(--text-dim); }

/* Roadmap */
.rm-track {
  position: relative;
  display: grid; grid-template-columns: repeat(7, 1fr); gap: 14px;
}
.rm-line {
  position: absolute; top: 7px; left: 4%; right: 4%;
  height: 2px; background: linear-gradient(90deg, var(--accent), rgba(255,255,255,0.08));
}
.rm-step { position: relative; padding-top: 30px; }
.rm-dot {
  position: absolute; top: 0; left: 0;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--bg-soft); border: 2px solid rgba(255,255,255,0.2);
}
.rm-dot.rm-current { background: var(--grad); border-color: transparent; box-shadow: 0 0 16px rgba(108,140,255,0.6); }
.rm-tag { font-family: var(--mono); font-size: 11px; color: var(--accent-2); margin-bottom: 8px; }
.rm-step h4 { font-size: 15px; margin-bottom: 6px; }
.rm-step p { font-size: 12.5px; color: var(--text-dim); }

/* Audience */
.aud-grid { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; max-width: 760px; margin: 0 auto; }
.aud-pill {
  padding: 9px 20px; border-radius: 999px;
  border: 1px solid var(--card-border); background: var(--card);
  font-size: 14px; color: var(--text-dim);
}
.aud-pill:hover { color: var(--text); border-color: var(--accent); }

/* CTA */
.cta-card {
  text-align: center; padding: 64px 40px;
  border: 1px solid rgba(108,140,255,0.25); border-radius: 20px;
  background:
    radial-gradient(ellipse 70% 90% at 50% 0%, rgba(108,140,255,0.12), transparent),
    var(--bg-soft);
}
.cta-card h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; }
.cta-card p { max-width: 640px; margin: 18px auto 0; color: var(--text-dim); }
.cta-actions { display: flex; gap: 14px; justify-content: center; margin-top: 32px; flex-wrap: wrap; }
.cta-snippet {
  max-width: 560px; margin: 40px auto 0; text-align: left;
  border: 1px solid var(--card-border); border-radius: 12px;
  background: #0a0d15; overflow: hidden;
}
.snippet-head {
  display: flex; justify-content: space-between;
  padding: 10px 18px; font-size: 12.5px; font-weight: 600;
  border-bottom: 1px solid var(--card-border); color: var(--text-dim);
}
.cta-snippet pre { padding: 18px; overflow-x: auto; }
.cta-snippet code { font-family: var(--mono); font-size: 13px; color: #c9d4e8; line-height: 1.7; }
.cta-snippet .c { color: #5b6477; }

/* Footer */
.footer { border-top: 1px solid var(--card-border); padding: 56px 0 0; background: rgba(255,255,255,0.015); }
.footer-inner { display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; padding-bottom: 40px; }
.footer-brand img { height: 30px; margin-bottom: 14px; }
.footer-brand p { font-size: 14px; color: var(--text-dim); max-width: 260px; }
.footer-cols { display: flex; gap: 64px; flex-wrap: wrap; }
.footer-cols h5 { font-size: 13px; text-transform: uppercase; letter-spacing: .08em; color: var(--text); margin-bottom: 14px; }
.footer-cols a { display: block; font-size: 14px; color: var(--text-dim); text-decoration: none; padding: 4px 0; }
.footer-cols a:hover { color: var(--text); }
.footer-bottom {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
  padding: 20px 24px; border-top: 1px solid var(--card-border);
  font-size: 13px; color: var(--text-dim);
}

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* Responsive */
@media (max-width: 960px) {
  .problem-grid, .vision-grid { grid-template-columns: repeat(2, 1fr); }
  .cap-grid, .stack-grid { grid-template-columns: repeat(2, 1fr); }
  .rm-track { grid-template-columns: repeat(2, 1fr); gap: 28px 18px; }
  .rm-line { display: none; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .nav-links, .nav-cta { display: none; }
  .nav-burger { display: flex; }
  .nav.menu-open .nav-links {
    display: flex; flex-direction: column; gap: 4px;
    position: absolute; top: 68px; left: 0; right: 0;
    background: var(--bg-soft); border-bottom: 1px solid var(--card-border);
    padding: 16px 24px;
  }
  .nav.menu-open .nav-links a { padding: 10px 0; }
  .problem-grid, .cap-grid, .stack-grid, .vision-grid, .rm-track { grid-template-columns: 1fr; }
  section { padding: 60px 0; }
  .hero { padding: 70px 0 60px; }
}