/* ─────────────────────────────────────────────────────────────────────────
   Mobile pass — appended after styles.css so its rules win the cascade.
   ───────────────────────────────────────────────────────────────────────── */

@media (max-width: 720px) {
  :root { --gutter: 20px; }

  /* Nav — compact */
  .nav { padding: 14px 0; }
  .nav.is-scrolled { padding: 10px 0; }
  .nav-logo { font-size: 16px; }
  .nav-sep { height: 18px; }
  .nav-links { display: none; }

  /* Hero */
  .hero {
    padding: 100px var(--gutter) 64px;
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .hero-rail {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 10px 14px;
    border-top: 0;
    padding-top: 0;
  }
  .hero-rail .mono-label { font-size: 10.5px; }
  .hero-kicker { font-size: 11px; margin-bottom: 24px; }
  .hero-brand {
    font-size: clamp(56px, 16vw, 96px);
    line-height: 0.92;
    letter-spacing: -0.045em;
  }
  .hero-role { gap: 12px; margin: 20px 0 22px; }
  .hero-tagline {
    font-size: clamp(20px, 5.4vw, 28px);
    line-height: 1.22;
  }
  .hero-footer {
    margin-top: 32px;
    grid-template-columns: 1fr;
    align-items: start;
    gap: 24px;
  }
  .hero-sub { font-size: 15.5px; }
  .hero-ctas .btn { width: 100%; justify-content: center; }

  /* Section spacing */
  .section { padding: 72px var(--gutter); }
  .sec-head {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 36px;
  }
  .sec-head-meta { padding-top: 6px; }
  .sec-head-title {
    font-size: clamp(28px, 7.6vw, 40px);
    line-height: 1.1;
    letter-spacing: -0.025em;
  }

  /* Positioning */
  .positioning {
    grid-template-columns: 1fr;
    padding: 48px var(--gutter);
    gap: 16px;
  }
  .positioning-text { font-size: clamp(22px, 6vw, 32px); }

  /* About */
  .about-grid { grid-template-columns: 1fr; gap: 36px; }
  .about-p { font-size: 16.5px; }
  .about-p-lead { font-size: 19px; line-height: 1.32; }
  .about-side dl > div { padding: 12px 0; }
  .about-side dd { font-size: 14px; }

  /* Services */
  .services-grid { grid-template-columns: 1fr; }
  .svc-card {
    padding: 28px 0 32px;
    border-right: 0 !important;
    border-bottom: 1px solid var(--rule-2);
  }
  .svc-card:hover { background: transparent; }
  .svc-head h3 { font-size: 24px; }
  .svc-head { gap: 10px; }

  /* Leadership */
  .pull-quote blockquote {
    font-size: clamp(22px, 6vw, 32px);
    line-height: 1.2;
    letter-spacing: -0.025em;
  }
  .pull-quote { margin-bottom: 36px; }
  .lead-grid { grid-template-columns: 1fr; gap: 28px; margin-bottom: 40px; }
  .lead-body p { font-size: 16.5px; }
  .principles { grid-template-columns: 1fr; }
  .principles li {
    padding: 22px 0 24px !important;
    border-right: 0 !important;
    border-bottom: 1px solid var(--rule-2);
  }
  .principles li:last-child { border-bottom: 0; }
  .principles h4 { font-size: 19px; }

  /* Cases */
  .case-head {
    padding: 22px 0;
    grid-template-columns: 36px 1fr auto;
    gap: 14px;
    align-items: start;
  }
  .case-head-no { padding-top: 4px; }
  .case-title {
    font-size: clamp(20px, 5.4vw, 26px);
    line-height: 1.15;
    letter-spacing: -0.025em;
  }
  .case-head-aff { padding-top: 4px; gap: 6px; }
  .case-toggle { display: none; }
  .case-plus { width: 30px; height: 30px; font-size: 14px; }
  .case-body {
    padding: 0 0 28px;
  }
  .case-summary { font-size: 16.5px; }
  .case-meta-grid { grid-template-columns: 1fr; gap: 20px; }
  .case-meta-grid p,
  .case-outcome li { font-size: 14.5px; }

  /* Tech */
  .tech-intro { font-size: 17px; line-height: 1.45; margin-bottom: 32px; }
  .tech-group { grid-template-columns: 1fr; gap: 12px; padding: 24px 0; }
  .tech-group-head h3 { font-size: 22px; }
  .tech-group > p { font-size: 14.5px; }
  .tech-items { justify-content: flex-start; }
  .tech-items li { font-size: 11.5px; padding: 6px 12px; }

  /* Contact */
  .section-contact { padding: 84px var(--gutter) 72px; }
  .contact-grid-main { grid-template-columns: 1fr; gap: 40px; }
  .contact-headline {
    font-size: clamp(32px, 9vw, 44px);
    line-height: 1.04;
    letter-spacing: -0.03em;
  }
  .contact-sub { font-size: 15.5px; margin-bottom: 28px; }
  .contact-action { padding: 18px 0; margin-bottom: 24px; gap: 12px; }
  .contact-email { grid-template-columns: 1fr auto; gap: 8px; }
  .contact-email-label { grid-column: 1 / -1; }
  .contact-email-addr { font-size: 18px; letter-spacing: -0.02em; }
  .contact-grid { gap: 10px; }
  .contact-grid > div { grid-template-columns: 1fr; gap: 4px; }
  .contact-grid p { font-size: 13.5px; }

  /* Form */
  .contact-form-wrap { padding: 20px; }
  .cf-head p { font-size: 13.5px; }
  .cf-topic .cf-chips { gap: 5px; }
  .cf-chip { padding: 7px 6px; font-size: 10px; }
  .cf-fine { font-size: 10px; }
  .cf-actions .btn-primary { width: 100%; justify-content: center; }

  /* Footer */
  .footer { padding: 48px var(--gutter); }
  .footer-name { font-size: 28px; }
  .footer-tag { font-size: 11px; }
  .footer-meta { font-size: 13px; gap: 8px; }
  .footer-rule { margin: 24px 0; }
  .footer-row-small { font-size: 10px; }
}

/* Smallest phones */
@media (max-width: 380px) {
  .hero-brand { font-size: 54px; }
  .sec-head-title { font-size: 26px; }
  .contact-headline { font-size: 32px; }
  .cf-chip { font-size: 9.5px; padding: 7px 4px; }
}