@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Space+Grotesk:wght@500;600;700&display=swap');

/* Signal visual system for long-form, guide, industry, legal, utility, and blog pages. */
:root {
  --signal-ink: #071416;
  --signal-ink-2: #0c2327;
  --signal-paper: #f7faf3;
  --signal-white: #ffffff;
  --signal-cyan: #35e7ff;
  --signal-acid: #baff29;
  --signal-text: #17302f;
  --signal-muted: #506361;
  --signal-link: #087467;
  --signal-line: rgba(7, 20, 22, 0.18);
  --signal-radius: 1.1rem;
  --signal-shadow: 0 18px 50px rgba(7, 20, 22, 0.1);
  --font-display: "Space Grotesk", Arial, sans-serif;
  --font-body: "Plus Jakarta Sans", Arial, sans-serif;
  --font-mono: "JetBrains Mono", "Courier New", monospace;
}

html { scroll-padding-top: 6rem; }

body {
  background: var(--signal-paper);
  color: var(--signal-text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
}

a { color: var(--signal-link); }

a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--signal-link);
  outline-offset: 3px;
}

.nav,
.nav.scrolled {
  background: rgba(247, 250, 243, 0.94);
  border-bottom: 1px solid var(--signal-line);
  box-shadow: none;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.nav-inner { min-height: 4.5rem; }
.nav-link { color: var(--signal-ink-2); font-size: 0.93rem; }
.nav-link:hover { color: var(--signal-link); }

.btn-primary,
.btn-lg {
  min-height: 46px;
  border: 2px solid var(--signal-ink);
  border-radius: 999px;
  background: var(--signal-ink);
  color: var(--signal-white);
  box-shadow: none;
  font-weight: 750;
}

.btn-primary:hover,
.btn-lg:hover {
  background: var(--signal-ink-2);
  border-color: var(--signal-ink-2);
  color: var(--signal-white);
  transform: translateY(-1px);
}

.btn-ghost,
.btn-outline {
  min-height: 46px;
  border: 2px solid var(--signal-ink);
  border-radius: 999px;
  color: var(--signal-ink);
  font-weight: 750;
}

.btn-ghost:hover,
.btn-outline:hover {
  background: var(--signal-acid);
  border-color: var(--signal-ink);
  color: var(--signal-ink);
}

.legal-page {
  background:
    radial-gradient(circle at 90% 4%, rgba(53, 231, 255, 0.2), transparent 24rem),
    var(--signal-paper);
  padding-top: clamp(7rem, 12vw, 10rem);
}

.legal-inner { max-width: 780px; }

.legal-eyebrow,
.section-eyebrow,
.card-category,
.post-category,
.rel-cat {
  color: var(--signal-link);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  font-family: var(--font-mono);
}

.legal-h1,
.blog-heading,
.post-title,
.section-h2,
.card-title,
.rel-title,
.thankyou-h1 {
  color: var(--signal-ink);
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.legal-h1 {
  max-width: 15ch;
  font-size: clamp(2.45rem, 7vw, 4rem);
  line-height: 1.06;
}

.legal-meta,
.post-date,
.post-read-time,
.card-meta { color: var(--signal-muted); font-family: var(--font-mono); font-size: 0.86rem; }

.legal-body,
.post-body { color: var(--signal-text); }

.legal-body,
.post-body { max-width: 72ch; }

.legal-body p,
.legal-body li,
.post-body p,
.post-body li {
  font-size: 1.075rem;
  line-height: 1.72;
}

.legal-body h2,
.legal-body h3,
.post-body h2,
.post-body h3 {
  color: var(--signal-ink);
  font-family: var(--font-display);
  line-height: 1.18;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.legal-body h2,
.post-body h2 { font-size: clamp(1.8rem, 4vw, 2.45rem); }
.legal-body h3,
.post-body h3 { font-size: clamp(1.35rem, 3vw, 1.7rem); }

.legal-body a,
.post-body a {
  color: var(--signal-link);
  text-decoration-thickness: 0.1em;
  text-underline-offset: 0.16em;
}

.guide-lead,
.post-excerpt,
.blog-sub {
  color: var(--signal-muted);
  font-size: clamp(1.05rem, 2vw, 1.22rem);
  line-height: 1.65;
}

.guide-answer,
.guide-note,
.disclosure {
  border: 1px solid var(--signal-line);
  border-left: 5px solid var(--signal-link);
  border-radius: 0 var(--signal-radius) var(--signal-radius) 0;
  background: rgba(53, 231, 255, 0.1);
  color: var(--signal-text);
}

.guide-table {
  border: 1px solid var(--signal-line);
  border-radius: var(--signal-radius);
  background: var(--signal-white);
  box-shadow: var(--signal-shadow);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.guide-cta {
  border: 1px solid rgba(53, 231, 255, 0.35);
  border-radius: calc(var(--signal-radius) + 0.25rem);
  background: var(--signal-ink);
  color: var(--signal-white);
  box-shadow: var(--signal-shadow);
}

.guide-cta h2,
.guide-cta p { color: var(--signal-white); }
.guide-cta .btn-outline { border-color: var(--signal-white); color: var(--signal-white); }
.guide-cta .btn-outline:hover { border-color: var(--signal-acid); color: var(--signal-ink); }

.blog-main,
.post-main { background: var(--signal-paper); }

.blog-main {
  padding-top: clamp(7rem, 12vw, 10rem);
  background:
    radial-gradient(circle at 12% 2%, rgba(186, 255, 41, 0.18), transparent 20rem),
    var(--signal-paper);
}

.blog-header { max-width: 780px; }
.blog-heading { font-size: clamp(2.75rem, 8vw, 5rem); line-height: 1; }

.blog-card,
.rel-card {
  border: 1px solid var(--signal-line);
  border-top: 5px solid var(--signal-cyan);
  border-radius: var(--signal-radius);
  background: var(--signal-white);
  box-shadow: 0 10px 30px rgba(7, 20, 22, 0.07);
  overflow: hidden;
}

.blog-card:hover,
.rel-card:hover {
  border-color: rgba(7, 116, 103, 0.45);
  transform: translateY(-4px);
  box-shadow: var(--signal-shadow);
}

.card-title { font-size: clamp(1.35rem, 2.4vw, 1.7rem); line-height: 1.16; }
.card-excerpt { color: var(--signal-muted); line-height: 1.65; }

.post-main {
  padding-top: clamp(7rem, 12vw, 9rem);
  background:
    linear-gradient(90deg, rgba(53, 231, 255, 0.13), transparent 42%),
    var(--signal-paper);
}

.post-wrap { max-width: 780px; }
.post-title { font-size: clamp(2.5rem, 7vw, 4.4rem); line-height: 1.03; }

.post-byline-avatar {
  border: 2px solid var(--signal-white);
  box-shadow: 0 0 0 2px var(--signal-link);
}

.post-cover {
  border: 1px solid var(--signal-line);
  border-radius: var(--signal-radius);
  box-shadow: var(--signal-shadow);
}

.post-body blockquote {
  border-left: 5px solid var(--signal-link);
  background: rgba(53, 231, 255, 0.1);
  color: var(--signal-text);
}

.post-body code {
  border: 1px solid var(--signal-line);
  background: var(--signal-white);
  color: var(--signal-ink-2);
}

.post-related { border-top-color: var(--signal-line); }
.rel-head { color: var(--signal-ink); font-family: var(--font-display); }

.section.replay-hero {
  padding-top: clamp(7.5rem, 12vw, 10rem);
  background:
    radial-gradient(circle at 80% 0%, rgba(53, 231, 255, 0.2), transparent 25rem),
    var(--signal-paper);
}

.section-h2 { font-size: clamp(2.35rem, 6vw, 4rem); line-height: 1.05; }
.section-sub { max-width: 68ch; color: var(--signal-muted); font-size: 1.08rem; line-height: 1.7; }
.section-alt { background: var(--signal-white); }
.video-wrap,
.pkg,
.res-grid > * {
  border-color: var(--signal-line);
  border-radius: var(--signal-radius);
  box-shadow: 0 10px 30px rgba(7, 20, 22, 0.07);
}
.pkg-name { color: var(--signal-link); font-family: var(--font-mono); font-size: 0.82rem; }
.pkg-price { color: var(--signal-ink); font-family: var(--font-display); }
.tick { color: var(--signal-link); }

.thankyou-page {
  background:
    radial-gradient(circle at 50% 0%, rgba(186, 255, 41, 0.22), transparent 24rem),
    var(--signal-paper);
}
.thankyou-inner { max-width: 720px; }
.thankyou-icon { background: var(--signal-acid); color: var(--signal-ink); }
.thankyou-h1 { font-size: clamp(2.5rem, 8vw, 4.5rem); line-height: 1.02; }
.thankyou-body { color: var(--signal-muted); font-size: 1.08rem; line-height: 1.7; }

.footer { background: var(--signal-ink); color: rgba(255, 255, 255, 0.82); }
.footer-brand-desc,
.footer-copy { color: rgba(255, 255, 255, 0.7); }
.footer-col-title { color: var(--signal-white); }
.footer-link,
.footer-social-link,
.footer-legal a { color: rgba(255, 255, 255, 0.78); }
.footer-link:hover,
.footer-social-link:hover,
.footer-legal a:hover { color: var(--signal-cyan); }
.footer-bottom { border-top-color: rgba(255, 255, 255, 0.16); }

@media (max-width: 767px) {
  body { font-size: 16px; line-height: 1.62; }
  .nav-inner { width: 100%; max-width: 100vw; min-height: 4.15rem; padding-inline: 1rem; }
  .thankyou-inner { width: 100%; max-width: 100%; padding-inline: 1.5rem; }
  .btn-lg { max-width: 100%; white-space: normal; text-align: center; }
  .legal-page,
  .blog-main,
  .post-main,
  .section.replay-hero { padding-top: 6.5rem; }
  .legal-h1,
  .post-title { font-size: clamp(2.15rem, 11vw, 3.2rem); }
  .blog-heading { font-size: clamp(2.5rem, 13vw, 3.7rem); }
  .legal-body p,
  .legal-body li,
  .post-body p,
  .post-body li { font-size: 1.02rem; line-height: 1.68; }
  .guide-cta-actions { align-items: stretch; }
  .guide-cta-actions a { justify-content: center; width: 100%; }
  .guide-table table { min-width: 620px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; }
}

/* Calmer hierarchy shared by blog, guide, industry, legal, replay, and utility pages. */
.legal-h1,
.blog-heading,
.post-title,
.section-h2,
.card-title,
.rel-title,
.thankyou-h1 { font-weight: 600; letter-spacing: -0.03em; }

.legal-h1 { font-size: clamp(2.4rem, 5vw, 3.5rem); line-height: 1.08; }
.blog-heading { font-size: clamp(2.75rem, 6vw, 4rem); line-height: 1.04; }
.post-title { font-size: clamp(2.5rem, 5.5vw, 3.75rem); line-height: 1.06; }
.section-h2 { font-size: clamp(2.5rem, 5vw, 3.5rem); line-height: 1.08; }
.thankyou-h1 { font-size: clamp(2.5rem, 6vw, 3.75rem); line-height: 1.06; }
.legal-body h2,
.post-body h2 { font-size: clamp(1.75rem, 3.4vw, 2.25rem); font-weight: 600; line-height: 1.2; }
.legal-body h3,
.post-body h3 { font-weight: 600; }
.card-title { font-size: clamp(1.3rem, 2vw, 1.55rem); line-height: 1.2; }
.blog-card,
.rel-card { box-shadow: 0 8px 24px rgba(7, 20, 22, 0.055); }
.blog-card:hover,
.rel-card:hover { transform: translateY(-2px); box-shadow: 0 14px 34px rgba(7, 20, 22, 0.085); }

@media (max-width: 767px) {
  .legal-h1,
  .post-title { font-size: clamp(2.2rem, 10vw, 2.75rem); line-height: 1.08; }
  .blog-heading { font-size: clamp(2.4rem, 11vw, 3rem); }
  .section-h2,
  .thankyou-h1 { font-size: clamp(2.25rem, 10vw, 2.8rem); }
}