/* Readability and mobile hierarchy, preserving BlendMill's existing identity. */
:root {
  --text-label: .8125rem;
  --text-control: .9375rem;
  --text-reading: 1.0625rem;
  --space-sm: 12px;
  --space-md: 24px;
  --space-lg: 40px;
}
html { scroll-padding-top: 96px; }
.mobile-menu { display: none; }
.hero h1 em { color: #bbbdbd; }
.hero .hero-safety { font-size: var(--text-reading); }
.hero .hero-safety b { font-size: 1.25rem; margin-bottom: 8px; }
.hero .lede { font-size: var(--text-reading); line-height: 1.6; margin-bottom: var(--space-md); }
.hero .launch-note { color: #b6b6b3; margin-top: 18px; font-size: var(--text-control); }
.launch-note a { text-decoration: underline; text-underline-offset: 4px; }
.section-head .launch-note { margin-top: 16px; font-size: var(--text-control); }
.strip .wrap { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-md); white-space: normal; }
.strip .wrap > div { display: grid; gap: 4px; font-family: 'IBM Plex Sans', sans-serif; font-size: var(--text-control); letter-spacing: 0; }
.strip b { font-size: 1rem; }
.section-head { margin-bottom: var(--space-lg); }
.eyebrow, .card .tag, .mcol-head .eyebrow2, .contact-form label { font-size: var(--text-label); letter-spacing: .07em; }
.card p.desc, .step p { font-size: 1rem; line-height: 1.65; }
.spec-list li, .mcol-specs li { font-size: var(--text-control); gap: var(--space-sm); }
.spec-list li span:last-child, .mcol-specs li span:last-child { font-family: 'IBM Plex Sans', sans-serif; text-align: right; }
.btn, .card-btn, .tier-opt, .signup button, .contact-form button { font-size: var(--text-control); letter-spacing: .025em; min-height: 48px; }
.tier-opt { text-transform: none; }
.price-row .price { font-size: 1.375rem; }
.price-row .price-note { font-size: var(--text-label); }
.use-note { margin-top: var(--space-md); max-width: 820px; font-size: var(--text-control); line-height: 1.7; color: #484845; }
.signup p { max-width: 620px; margin-left: auto; margin-right: auto; }
.signup form { max-width: 520px; }
.signup input { min-width: 0; }
.signup input, .contact-form input, .contact-form textarea { font-size: 1rem; }
.signup-status, .contact-status { font-family: 'IBM Plex Sans', sans-serif; font-size: 1rem; line-height: 1.6; }
.contact .section-head { margin-left: auto; margin-right: auto; }
.contact .section-head p { margin-left: auto; margin-right: auto; }
.contact-note { font-size: var(--text-control); overflow-wrap: anywhere; }
.heritage-content { max-width: 780px; }
.heritage p { font-size: var(--text-reading); line-height: 1.8; }
.heritage .heritage-close { font-style: normal; }
.heritage .small { color: #b6b6b3; font-size: var(--text-label); }
.story-page-hero .sub { font-size: var(--text-reading); color: #b6b6b3; }
.story-cta .btn { display: inline-flex; align-items: center; justify-content: center; background: var(--ink); color: var(--bone); border-color: var(--ink); }
.story-cta .btn:hover { background: var(--paper); color: var(--ink); }
footer .foot-links { flex-wrap: wrap; font-size: var(--text-control); }
footer .foot-links a { display: inline-flex; min-height: 44px; align-items: center; }
:focus-visible { outline: 3px solid #558bae; outline-offset: 4px; }
.signup input:focus-visible, .contact-form input:focus-visible, .contact-form textarea:focus-visible { outline: 3px solid #558bae; }

@media (max-width: 1100px) {
  nav > .wrap > ul { gap: 16px; }
  nav a { letter-spacing: .015em; }
  .card { padding: 32px 22px; }
}
@media (max-width: 880px) {
  html { scroll-padding-top: 88px; }
  nav > .wrap { height: 72px; gap: 8px; }
  .nav-mark { gap: 6px; }
  .nav-mark img { height: 32px; }
  .nav-mark span { font-size: 1rem; }
  .nav-right { gap: 8px; }
  .nav-cta { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 8px 12px; font-size: var(--text-label); color: var(--ink); }
  .mobile-menu { display: block; }
  .mobile-menu summary { list-style: none; min-height: 44px; display: flex; align-items: center; gap: 6px; padding: 8px; font-size: var(--text-label); cursor: pointer; }
  .mobile-menu summary::-webkit-details-marker { display: none; }
  .mobile-menu summary::after { content: '+'; font-size: 1.2rem; }
  .mobile-menu[open] summary::after { content: '−'; }
  .mobile-menu ul { position: absolute; top: 100%; left: 0; right: 0; display: grid; gap: 0; padding: 12px 6vw 20px; background: var(--paper); border-bottom: 1px solid var(--line-dark); box-shadow: 0 12px 20px #00000012; }
  .mobile-menu a { display: block; padding: 12px 0; min-height: 44px; color: var(--ink); font-size: 1rem; text-transform: none; }
  .hero { padding: var(--space-lg) 0; }
  .hero-grid { gap: 28px; }
  .hero .eyebrow { margin-bottom: 18px; font-size: .75rem; gap: 10px; letter-spacing: .06em; }
  .hero .eyebrow .dotrule { width: 24px; flex-shrink: 0; }
  .hero h1 { font-size: clamp(2.125rem, 8.7vw, 3.3rem); line-height: 1.06; margin-bottom: var(--space-md); }
  .hero .hero-safety { margin: 0 0 18px; max-width: 580px; }
  .hero .hero-safety b { font-size: 1.125rem; }
  .hero .lede { max-width: 580px; font-size: 1rem; }
  .hero-mark { order: 0; margin: 0; }
  .hero-mark-inner { width: 112px; }
  .cta-row { gap: var(--space-sm); }
  .cta-row .btn { padding: 13px 16px; text-align: center; font-size: var(--text-label); }
  .hero .launch-note { font-size: .875rem; }
  section { padding: 48px 0; }
  .section-head { margin-bottom: 28px; }
  .strip { padding: 24px 0; }
  .strip .wrap { grid-template-columns: 1fr; gap: 16px; }
  .strip .wrap > div { grid-template-columns: 1fr 1.5fr; gap: 12px; align-items: baseline; }
  .card, .step, .mcol { padding: 28px 22px; }
  .card h3, .mcol-head h3 { font-size: 1.625rem; }
  .step h3 { font-size: 1.25rem; }
  .signup, .contact { padding: 48px 0; }
  .contact .section-head { margin-bottom: 28px; }
  .signup form { flex-direction: column; border: 0; gap: 10px; }
  .signup input[type=email] { border: 1px solid var(--ink); width: 100%; min-height: 52px; }
  .signup button, .contact-form button { width: 100%; min-height: 52px; }
  .story-page-hero { padding: 36px 0 24px; }
  .story-page-hero h1 { font-size: clamp(2rem, 8vw, 2.75rem); line-height: 1.15; }
  .heritage { padding: 24px 0 48px; }
  .heritage .eyebrow { line-height: 1.65; gap: 10px; }
  .heritage .dotrule { display: none; }
  .heritage .small { letter-spacing: .04em; line-height: 1.9; }
  .heritage .heritage-close { text-align: left !important; }
  .story-cta { padding: 48px 0; }
  footer .wrap { gap: 12px; }
  footer .foot-links { gap: 12px 20px; }
}
@media (max-width: 360px) {
  .wrap { padding-left: 18px; padding-right: 18px; }
  .nav-mark span { font-size: .9rem; }
  .nav-cta { padding: 8px; }
  .nav-right { gap: 2px; }
  .cta-row { flex-direction: column; align-items: stretch; }
  .hero h1 { font-size: 2rem; }
}