@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: #000; color: #f5f5f7;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }

/* Nav */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 18px 48px; display: flex; align-items: center; justify-content: space-between;
  background: rgba(0,0,0,0.8); backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.logo { font-size: 20px; font-weight: 700; letter-spacing: -0.02em; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { font-size: 14px; color: #86868b; transition: color 0.2s; }
.nav-links a:hover, .nav-links a.active { color: #f5f5f7; }
.nav-cta {
  font-size: 14px; font-weight: 500; color: #000; background: #f5f5f7;
  padding: 10px 22px; border-radius: 980px; transition: opacity 0.2s;
}
.nav-cta:hover { opacity: 0.85; }

/* Sub-nav (pillar pages) */
.subnav {
  position: fixed; top: 64px; left: 0; right: 0; z-index: 90;
  padding: 12px 48px; display: flex; align-items: center; justify-content: center; gap: 28px;
  background: rgba(0,0,0,0.7); backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.subnav a {
  font-size: 13px; color: #6e6e73; transition: color 0.2s;
  text-transform: uppercase; letter-spacing: 0.06em; font-weight: 500;
}
.subnav a:hover, .subnav a.active { color: #f5f5f7; }

/* Hero */
.hero {
  padding: 200px 24px 60px; text-align: center; max-width: 900px; margin: 0 auto;
}
.hero.no-subnav { padding-top: 160px; }
.hero .label {
  font-size: 12px; font-weight: 600; color: #2997ff; text-transform: uppercase;
  letter-spacing: 0.1em; margin-bottom: 16px; display: block;
}
.hero h1 {
  font-size: clamp(44px, 7vw, 80px); font-weight: 700; letter-spacing: -0.04em;
  line-height: 1.05; margin-bottom: 24px;
  background: linear-gradient(180deg, #ffffff 0%, rgba(255,255,255,0.65) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero p {
  font-size: clamp(18px, 2.4vw, 24px); color: #86868b; line-height: 1.5;
  max-width: 680px; margin: 0 auto; letter-spacing: -0.01em;
}

/* Pillar grid (landing) */
.pillars {
  max-width: 1100px; margin: 60px auto 0; padding: 0 24px 40px;
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px;
}
.pillar {
  background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.06);
  border-radius: 20px; padding: 36px; transition: background 0.2s, border-color 0.2s, transform 0.2s;
  display: flex; flex-direction: column; gap: 12px;
}
.pillar:hover {
  background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.12);
  transform: translateY(-2px);
}
.pillar .label {
  font-size: 12px; font-weight: 600; color: #6e6e73; text-transform: uppercase; letter-spacing: 0.08em;
}
.pillar h3 {
  font-size: 28px; font-weight: 700; letter-spacing: -0.02em; color: #f5f5f7;
}
.pillar p { font-size: 16px; color: #86868b; line-height: 1.55; flex: 1; }
.pillar .arrow { font-size: 14px; color: #2997ff; margin-top: 8px; }
.pillar:hover .arrow { color: #6cb6ff; }
.pillar.span-2 { grid-column: span 2; }

/* Featured cards (pillar pages) */
.featured {
  max-width: 1100px; margin: 0 auto; padding: 0 24px 40px;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.featured .card {
  background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.06);
  border-radius: 18px; padding: 32px; display: flex; flex-direction: column; gap: 10px;
}
.featured .card .num {
  font-size: 13px; font-weight: 600; color: #2997ff; letter-spacing: 0.05em;
}
.featured .card h3 { font-size: 22px; font-weight: 700; letter-spacing: -0.02em; color: #f5f5f7; }
.featured .card p { font-size: 15px; color: #86868b; line-height: 1.6; }
.featured .card .pill {
  align-self: flex-start; margin-top: 8px;
  font-size: 11px; font-weight: 600; color: #f6ad55;
  background: rgba(246,173,85,0.1); border: 1px solid rgba(246,173,85,0.2);
  padding: 3px 10px; border-radius: 980px; letter-spacing: 0.04em;
}
.featured .card .pill.both { color: #48bb78; background: rgba(72,187,120,0.1); border-color: rgba(72,187,120,0.2); }
.featured .card .pill.win { color: #7c8aff; background: rgba(124,138,255,0.1); border-color: rgba(124,138,255,0.2); }

/* Themed block (deep pillar pages) */
.block {
  max-width: 1100px; margin: 0 auto; padding: 70px 24px 30px;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.block:first-of-type { border-top: none; padding-top: 30px; }
.block-head { text-align: center; max-width: 760px; margin: 0 auto 36px; }
.block-head .kicker {
  font-size: 12px; font-weight: 600; color: #2997ff; text-transform: uppercase;
  letter-spacing: 0.1em; margin-bottom: 12px; display: block;
}
.block-head h2 {
  font-size: clamp(28px, 4vw, 40px); font-weight: 700; letter-spacing: -0.03em;
  line-height: 1.15; margin-bottom: 14px;
  background: linear-gradient(180deg, #ffffff 0%, rgba(255,255,255,0.7) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.block-head p {
  font-size: 18px; color: #86868b; line-height: 1.55; letter-spacing: -0.01em;
}
.block-features {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px;
}
.block-features.three { grid-template-columns: repeat(3, 1fr); }
.block-features .feat {
  background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.06);
  border-radius: 14px; padding: 22px 24px;
}
.block-features .feat h3 {
  font-size: 16px; font-weight: 600; color: #f5f5f7; margin-bottom: 6px;
  letter-spacing: -0.01em;
}
.block-features .feat p {
  font-size: 14px; color: #86868b; line-height: 1.55;
}
.block-features .feat .mini-pill {
  display: inline-block; margin-top: 10px;
  font-size: 10px; font-weight: 600; letter-spacing: 0.04em;
  padding: 2px 8px; border-radius: 980px;
  color: #48bb78; background: rgba(72,187,120,0.1); border: 1px solid rgba(72,187,120,0.2);
}
.block-features .feat .mini-pill.win { color: #7c8aff; background: rgba(124,138,255,0.1); border-color: rgba(124,138,255,0.2); }
.block-features .feat .mini-pill.warn { color: #f6ad55; background: rgba(246,173,85,0.1); border-color: rgba(246,173,85,0.2); }

/* Showcase image inside a block (between head and feature grid) */
.block-showcase {
  max-width: 900px; margin: 0 auto 32px;
  border-radius: 14px; overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 24px 60px rgba(0,0,0,0.5);
  background: #0a0a0a;
}
.block-showcase img { display: block; width: 100%; height: auto; }
.block-showcase.narrow { max-width: 360px; }

/* See-all link in block heads */
.block-head .see-all {
  display: inline-block; margin-top: 16px;
  font-size: 14px; font-weight: 500; color: #2997ff;
  transition: color 0.2s;
}
.block-head .see-all:hover { color: #6cb6ff; }

/* Compare strip on landing */
.compare-strip {
  max-width: 1100px; margin: 0 auto; padding: 60px 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
  text-align: center;
}
.compare-strip h2 {
  font-size: 14px; font-weight: 600; color: #6e6e73; text-transform: uppercase;
  letter-spacing: 0.08em; margin-bottom: 20px;
}
.compare-strip .links {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;
}
.compare-strip a {
  font-size: 14px; font-weight: 500; color: #f5f5f7;
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08);
  padding: 10px 18px; border-radius: 980px; transition: background 0.2s, border-color 0.2s;
}
.compare-strip a:hover {
  background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.16);
}

/* "Also includes" tag list */
.also {
  max-width: 1100px; margin: 0 auto; padding: 40px 24px 0;
}
.also h2 {
  font-size: 14px; font-weight: 600; color: #6e6e73; text-transform: uppercase;
  letter-spacing: 0.08em; margin-bottom: 18px; text-align: center;
}
.tag-list {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 8px;
  max-width: 900px; margin: 0 auto;
}
.tag {
  font-size: 14px; color: #86868b;
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.06);
  padding: 8px 14px; border-radius: 980px;
}

/* Roadmap strip */
.roadmap {
  max-width: 900px; margin: 80px auto 0; padding: 32px 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.roadmap h2 {
  font-size: 14px; font-weight: 600; color: #6e6e73; text-transform: uppercase;
  letter-spacing: 0.08em; margin-bottom: 16px; text-align: center;
}
.roadmap ul {
  list-style: none; display: flex; flex-direction: column; gap: 8px;
  max-width: 600px; margin: 0 auto;
}
.roadmap li {
  font-size: 15px; color: #86868b; line-height: 1.5;
  padding-left: 20px; position: relative;
}
.roadmap li::before {
  content: '→'; position: absolute; left: 0; color: #2997ff;
}

/* Comparison table */
.compare {
  max-width: 1000px; margin: 60px auto 0; padding: 80px 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.compare h2 {
  font-size: clamp(28px, 4vw, 40px); font-weight: 700; letter-spacing: -0.03em;
  text-align: center; margin-bottom: 40px;
  background: linear-gradient(180deg, #ffffff 0%, rgba(255,255,255,0.7) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
table { width: 100%; border-collapse: collapse; font-size: 15px; }
th, td {
  padding: 14px 16px; text-align: left;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
th { font-weight: 600; color: #f5f5f7; font-size: 14px; }
td { color: #86868b; }
td.yes { color: #48bb78; font-weight: 500; }
td.no { color: #6e6e73; }
td.partial { color: #f6ad55; font-weight: 500; }
td:first-child { color: #f5f5f7; font-weight: 500; }

/* Pricing tiers */
.tiers {
  max-width: 1100px; margin: 0 auto; padding: 0 24px 40px;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.tier {
  background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px; padding: 36px 28px; display: flex; flex-direction: column; gap: 18px;
  transition: border-color 0.2s, background 0.2s;
}
.tier:hover { background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.16); }
.tier.free { border-color: rgba(72,187,120,0.25); }
.tier.plus { border-color: rgba(41,151,255,0.25); }
.tier.pro  { border-color: rgba(180,132,255,0.25); }
.tier .name {
  font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em;
}
.tier.free .name { color: #48bb78; }
.tier.plus .name { color: #2997ff; }
.tier.pro  .name { color: #b484ff; }
.tier .price {
  font-size: 44px; font-weight: 700; letter-spacing: -0.03em; color: #f5f5f7;
  line-height: 1;
}
.tier .price .per { font-size: 15px; color: #6e6e73; font-weight: 500; letter-spacing: 0; }
.tier .desc { font-size: 15px; color: #86868b; line-height: 1.5; }
.tier ul { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-top: 6px; }
.tier li {
  font-size: 14px; color: #d2d2d7; line-height: 1.45;
  padding-left: 22px; position: relative;
}
.tier li::before {
  content: '✓'; position: absolute; left: 0; top: 0;
  color: #48bb78; font-weight: 700;
}
.tier.plus li::before { color: #2997ff; }
.tier.pro  li::before { color: #b484ff; }

.pricing-note {
  max-width: 900px; margin: 0 auto; padding: 0 24px 80px;
  font-size: 13px; color: #6e6e73; text-align: center;
}

.pricing-faq {
  max-width: 800px; margin: 0 auto; padding: 60px 24px 40px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.pricing-faq h2 {
  font-size: clamp(24px, 3vw, 32px); font-weight: 700; letter-spacing: -0.02em;
  text-align: center; margin-bottom: 32px; color: #f5f5f7;
}
.pricing-faq .qa { padding: 20px 0; border-bottom: 1px solid rgba(255,255,255,0.06); }
.pricing-faq .qa:last-child { border-bottom: none; }
.pricing-faq .q { font-size: 16px; font-weight: 600; color: #f5f5f7; margin-bottom: 8px; }
.pricing-faq .a { font-size: 15px; color: #86868b; line-height: 1.6; }

@media (max-width: 768px) {
  .tiers { grid-template-columns: 1fr; }
}

/* CTA */
.cta-section { text-align: center; padding: 100px 24px 120px; }
.cta-section h2 {
  font-size: clamp(28px, 4vw, 44px); font-weight: 700; letter-spacing: -0.03em;
  margin-bottom: 16px; color: #f5f5f7;
}
.cta-section p { font-size: 17px; color: #6e6e73; margin-bottom: 32px; }
.cta-button {
  display: inline-block; font-size: 17px; font-weight: 500; color: #000; background: #f5f5f7;
  padding: 15px 36px; border-radius: 980px; transition: opacity 0.2s;
}
.cta-button:hover { opacity: 0.85; }
.alt-platform { font-size: 14px; color: #6e6e73; margin-top: 12px; }
.alt-platform a { color: #2997ff; }
.alt-platform a:hover { color: #6cb6ff; }

/* Footer */
footer {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 32px 48px; text-align: center;
}
footer .links { display: flex; justify-content: center; gap: 24px; margin-bottom: 16px; flex-wrap: wrap; }
footer .links a { font-size: 13px; color: #86868b; }
footer .links a:hover { color: #f5f5f7; }
footer p { font-size: 12px; color: #6e6e73; }

@media (max-width: 768px) {
  nav { padding: 14px 20px; }
  .nav-links { display: none; }
  .subnav { padding: 10px 16px; gap: 18px; overflow-x: auto; }
  .subnav a { white-space: nowrap; font-size: 12px; }
  .pillars, .featured { grid-template-columns: 1fr; }
  .pillar.span-2 { grid-column: span 1; }
  .hero { padding: 130px 20px 40px; }
  .hero.no-subnav { padding-top: 110px; }
  .compare { padding: 50px 16px; }
  th, td { padding: 10px 8px; font-size: 13px; }
}