/* ===================================================================
   OSHI Arena — Landing page styles
   Palette: medical/tech blues & teals on clean whites/grays.
   No build step, no external CSS dependencies.
   =================================================================== */

:root {
  /* Brand */
  --teal-900: #0a3d4a;
  --teal-700: #0b7285;
  --teal-600: #0c8599;
  --teal-500: #15aabf;
  --blue-700: #1864ab;
  --blue-600: #1971c2;
  --blue-500: #228be6;

  /* Neutrals */
  --ink: #0f2530;
  --ink-soft: #3c5560;
  --muted: #5f7480;
  --line: #e2e8ec;
  --bg: #ffffff;
  --bg-alt: #f4f8fa;
  --bg-deep: #0a2230;

  --radius: 14px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 2px rgba(10, 34, 48, 0.06), 0 2px 8px rgba(10, 34, 48, 0.05);
  --shadow-md: 0 6px 24px rgba(10, 34, 48, 0.1);
  --shadow-lg: 0 18px 50px rgba(10, 34, 48, 0.16);

  --container: 1140px;
  --gradient: linear-gradient(120deg, var(--teal-600), var(--blue-600));

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  line-height: 1.15;
  margin: 0 0 0.5em;
  letter-spacing: -0.02em;
  color: var(--ink);
}

p { margin: 0 0 1em; color: var(--ink-soft); }

a { color: var(--blue-600); text-decoration: none; }
a:hover { color: var(--blue-700); }

img, svg { max-width: 100%; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.visually-hidden,
.skip-link {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}
.skip-link:focus {
  position: fixed;
  top: 12px; left: 12px;
  width: auto; height: auto;
  clip: auto;
  padding: 10px 16px;
  background: var(--ink);
  color: #fff;
  border-radius: 8px;
  z-index: 200;
}

:focus-visible {
  outline: 3px solid var(--teal-500);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.98rem;
  padding: 11px 20px;
  border-radius: 10px;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform 0.15s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 6px 18px rgba(12, 133, 153, 0.3);
}
.btn-primary:hover { color: #fff; box-shadow: 0 10px 26px rgba(12, 133, 153, 0.4); }

.btn-ghost {
  background: transparent;
  color: var(--teal-700);
  border-color: var(--line);
}
.btn-ghost:hover { color: var(--teal-700); border-color: var(--teal-500); background: var(--bg-alt); }

.btn-lg { padding: 14px 26px; font-size: 1.05rem; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.site-header.scrolled {
  border-bottom-color: var(--line);
  box-shadow: var(--shadow-sm);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--ink);
  letter-spacing: -0.02em;
}
.logo:hover { color: var(--ink); }
.logo-mark { color: var(--teal-600); display: inline-flex; }

.nav {
  display: flex;
  align-items: center;
  gap: 20px;
}
.nav a {
  color: var(--ink-soft);
  font-weight: 500;
  font-size: 0.96rem;
}
.nav a:hover { color: var(--teal-700); }
.nav .nav-cta { color: #fff; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  padding: 8px;
  cursor: pointer;
}
.nav-toggle span {
  width: 24px; height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.25s var(--ease), opacity 0.2s var(--ease);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Hero ===== */
.hero {
  position: relative;
  overflow: hidden;
  padding: 96px 0 88px;
  background: linear-gradient(180deg, #f0f7f9 0%, #ffffff 100%);
}
.hero-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(21, 170, 191, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21, 170, 191, 0.07) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 30%, transparent 75%);
}
.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
}
.hero-glow-1 { width: 420px; height: 420px; background: rgba(21, 170, 191, 0.35); top: -120px; right: -80px; }
.hero-glow-2 { width: 360px; height: 360px; background: rgba(34, 139, 230, 0.28); bottom: -140px; left: -100px; }

.hero-inner { position: relative; z-index: 1; max-width: 880px; }
.eyebrow {
  display: inline-block;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--teal-700);
  background: rgba(12, 133, 153, 0.1);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 22px;
}
.hero h1 {
  font-size: clamp(2.3rem, 5.2vw, 3.8rem);
  font-weight: 800;
  margin-bottom: 0.35em;
}
.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.hero-sub {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  font-weight: 600;
  color: var(--teal-700);
  margin-bottom: 0.8em;
}
.hero-desc {
  font-size: 1.12rem;
  max-width: 680px;
  margin-bottom: 2em;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 2.4em; }

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
  list-style: none;
  padding: 0; margin: 0;
}
.hero-badges li {
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--ink-soft);
  background: #fff;
  border: 1px solid var(--line);
  padding: 7px 14px;
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
}
.hero-badges li::before {
  content: "✓";
  color: var(--teal-600);
  font-weight: 700;
  margin-right: 6px;
}

/* ===== Sections ===== */
.section { padding: 88px 0; }
.section-alt { background: var(--bg-alt); }

.section-head { max-width: 720px; margin-bottom: 48px; }
.kicker {
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal-600);
  margin-bottom: 12px;
}
.section-head h2 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); }

/* ===== Vision ===== */
.vision-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 56px;
  align-items: start;
}
.vision-copy p { font-size: 1.08rem; }
.vision-note {
  border-left: 3px solid var(--teal-500);
  padding-left: 18px;
  color: var(--ink);
  font-weight: 500;
}
.stats { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; }
.stats li {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px 26px;
  box-shadow: var(--shadow-sm);
}
.stat-num {
  display: block;
  font-size: 2.4rem;
  font-weight: 800;
  line-height: 1;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  margin-bottom: 8px;
}
.stat-label { color: var(--muted); font-size: 0.98rem; }

/* ===== Steps ===== */
.steps {
  list-style: none;
  margin: 0; padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  counter-reset: step;
}
.step-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 24px 26px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px; height: 42px;
  border-radius: 12px;
  background: var(--gradient);
  color: #fff;
  font-weight: 800;
  font-size: 1.15rem;
  margin-bottom: 16px;
  box-shadow: 0 6px 14px rgba(12, 133, 153, 0.3);
}
.step-card h3 { font-size: 1.18rem; }
.step-card p { font-size: 0.98rem; margin-bottom: 0; }

/* ===== Challenges ===== */
.challenge-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 24px;
  align-items: stretch;
}
.challenge-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.challenge-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.challenge-featured {
  grid-row: span 1;
  border-color: rgba(12, 133, 153, 0.35);
  background: linear-gradient(180deg, #ffffff, #f7fcfd);
}
.challenge-tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.tag {
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 5px 11px;
  border-radius: 999px;
  background: var(--bg-alt);
  color: var(--ink-soft);
  border: 1px solid var(--line);
}
.tag-live { background: rgba(12, 133, 153, 0.12); color: var(--teal-700); border-color: transparent; }
.tag-soon { background: rgba(34, 139, 230, 0.1); color: var(--blue-700); border-color: transparent; }

.challenge-card h3 { font-size: 1.3rem; }
.challenge-soon h3 { font-size: 1.12rem; }
.challenge-card p { font-size: 0.98rem; }

.challenge-meta {
  list-style: none;
  margin: 6px 0 22px;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 8px;
}
.challenge-meta li { font-size: 0.92rem; color: var(--muted); }
.challenge-meta strong { color: var(--ink); font-weight: 600; display: inline-block; min-width: 78px; }

.challenge-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: auto; }

.challenge-submit {
  margin-top: 36px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 34px 40px;
  border-radius: var(--radius-lg);
  background: var(--bg-deep);
  color: #fff;
}
.challenge-submit h3 { color: #fff; margin-bottom: 6px; }
.challenge-submit p { color: rgba(255, 255, 255, 0.78); margin: 0; }

/* ===== Roles ===== */
.roles-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  margin-bottom: 48px;
}
.role-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 24px;
  box-shadow: var(--shadow-sm);
}
.role-card h3 { font-size: 1.12rem; color: var(--teal-700); }
.role-card p { font-size: 0.96rem; margin-bottom: 0; }

/* ===== Community panels / forms ===== */
.community-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.community-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}
.community-panel h3 { font-size: 1.35rem; }

.inline-form {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 22px;
}
.inline-form input { flex: 1 1 200px; }

.stacked-form { margin-top: 18px; }
.field { margin-bottom: 16px; }
.field label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 6px;
}
input, textarea, select {
  width: 100%;
  font: inherit;
  font-size: 0.98rem;
  color: var(--ink);
  background: var(--bg-alt);
  border: 1.5px solid var(--line);
  border-radius: 10px;
  padding: 11px 14px;
  transition: border-color 0.18s var(--ease), box-shadow 0.18s var(--ease), background 0.18s var(--ease);
}
select { appearance: none; -webkit-appearance: none; cursor: pointer; }
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--teal-500);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(21, 170, 191, 0.15);
}
textarea { resize: vertical; min-height: 96px; }

.form-hint { font-size: 0.86rem; color: var(--muted); }
.form-status {
  font-size: 0.92rem;
  font-weight: 500;
  margin: 12px 0 0;
  min-height: 1.2em;
}
.form-status.ok { color: var(--teal-700); }
.form-status.err { color: #c92a2a; }

.social-links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  padding: 18px 0 0;
  margin: 0;
  border-top: 1px solid var(--line);
}
.social-links a {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink-soft);
  background: var(--bg-alt);
  border: 1px solid var(--line);
  padding: 7px 14px;
  border-radius: 999px;
}
.social-links a:hover { color: var(--teal-700); border-color: var(--teal-500); }

/* ===== Patient Cases ===== */
.cases {
  background:
    radial-gradient(ellipse 70% 60% at 85% 0%, rgba(21, 170, 191, 0.08), transparent 60%),
    radial-gradient(ellipse 60% 50% at 0% 100%, rgba(34, 139, 230, 0.07), transparent 55%),
    #fbfdfe;
}
.section-lead {
  font-size: 1.12rem;
  max-width: 760px;
  margin-top: 14px;
}

/* Case journey — numbered horizontal flow with connector */
.journey {
  list-style: none;
  margin: 0 0 56px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}
.journey-step {
  position: relative;
  padding-top: 8px;
}
.journey-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--teal-500);
  color: var(--teal-700);
  font-weight: 800;
  font-size: 1.05rem;
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
}
/* connector line between steps */
.journey-step:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 28px;
  left: calc(40px + 8px);
  right: -20px;
  height: 2px;
  background: linear-gradient(90deg, var(--teal-500), rgba(21, 170, 191, 0.25));
  z-index: 0;
}
.journey-step h3 { font-size: 1.08rem; margin-bottom: 6px; }
.journey-step p { font-size: 0.95rem; margin-bottom: 0; }

/* Escalation ladder */
.escalation {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 34px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 36px;
}
.escalation-head { max-width: 720px; margin-bottom: 26px; }
.escalation-head h3 { font-size: 1.5rem; }
.escalation-head p { margin-bottom: 0; }
.ladder {
  list-style: none;
  margin: 0; padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.ladder-step {
  position: relative;
  padding: 22px 20px;
  border-radius: var(--radius);
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-left: 4px solid var(--teal-500);
}
/* progressively deeper tint to convey "more compute" */
.ladder-step:nth-child(1) { border-left-color: #63d3e0; }
.ladder-step:nth-child(2) { border-left-color: var(--teal-500); }
.ladder-step:nth-child(3) { border-left-color: var(--blue-500); }
.ladder-human { border-left-color: var(--blue-700); background: rgba(24, 100, 171, 0.06); }
.ladder-tier {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--teal-700);
  background: rgba(12, 133, 153, 0.1);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 12px;
}
.ladder-human .ladder-tier { color: var(--blue-700); background: rgba(24, 100, 171, 0.12); }
.ladder-step h4 { font-size: 1.05rem; margin-bottom: 6px; }
.ladder-step p { font-size: 0.92rem; margin-bottom: 0; }

/* Safety callout */
.safety-callout {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: linear-gradient(180deg, #f3fbfc, #ffffff);
  border: 1px solid rgba(12, 133, 153, 0.25);
  border-radius: var(--radius-lg);
  padding: 30px 32px;
  margin-bottom: 36px;
}
.safety-icon {
  flex: 0 0 auto;
  width: 48px; height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: rgba(12, 133, 153, 0.12);
  color: var(--teal-700);
}
.safety-callout h3 { font-size: 1.2rem; }
.safety-list { margin: 0; padding-left: 1.1em; display: grid; gap: 8px; }
.safety-list li { font-size: 0.96rem; color: var(--ink-soft); }
.safety-list strong { color: var(--ink); }

/* Cases CTA reuses .challenge-submit (dark band) */
.cases-cta-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.btn-on-dark { color: #fff; border-color: rgba(255, 255, 255, 0.35); }
.btn-on-dark:hover { color: #fff; border-color: #fff; background: rgba(255, 255, 255, 0.08); }

/* ===== OSHI Grid (volunteer distributed compute) ===== */
.grid-section {
  background:
    radial-gradient(ellipse 65% 55% at 10% 0%, rgba(34, 139, 230, 0.08), transparent 60%),
    radial-gradient(ellipse 60% 50% at 100% 100%, rgba(21, 170, 191, 0.07), transparent 55%),
    #f6fafd;
}
.subsection-title {
  font-size: 1.45rem;
  margin: 8px 0 24px;
}
.grid-signup {
  max-width: 640px;
  margin: 36px auto 0;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--bg-deep);
  color: rgba(255, 255, 255, 0.78);
  padding: 64px 0 28px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 2fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.site-footer .logo { color: #fff; }
.site-footer .logo-mark { color: var(--teal-500); }
.footer-tagline { color: rgba(255, 255, 255, 0.6); margin-top: 14px; max-width: 280px; }

.footer-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.footer-nav h4 {
  color: #fff;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.footer-nav a {
  display: block;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  margin-bottom: 9px;
}
.footer-nav a:hover { color: #fff; }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  padding-top: 24px;
}
.footer-bottom p { color: rgba(255, 255, 255, 0.55); font-size: 0.86rem; margin: 0; }

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .vision-grid { grid-template-columns: 1fr; gap: 36px; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .challenge-grid { grid-template-columns: 1fr 1fr; }
  .challenge-featured { grid-column: 1 / -1; }
  .roles-grid { grid-template-columns: repeat(2, 1fr); }
  .community-cards { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .journey { grid-template-columns: repeat(2, 1fr); gap: 28px 24px; }
  .journey-step:not(:last-child)::after { display: none; }
  .ladder { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .nav {
    position: fixed;
    inset: 68px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    background: #fff;
    padding: 16px 24px 24px;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.22s var(--ease), opacity 0.22s var(--ease);
  }
  .nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav a { padding: 12px 6px; border-radius: 8px; }
  .nav a:hover { background: var(--bg-alt); }
  .nav .nav-cta { margin-top: 8px; justify-content: center; }
  .nav-toggle { display: flex; }
  .hide-mobile { display: none; }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .section { padding: 64px 0; }
  .hero { padding: 64px 0 56px; }
  .steps { grid-template-columns: 1fr; }
  .challenge-grid { grid-template-columns: 1fr; }
  .roles-grid { grid-template-columns: 1fr; }
  .challenge-submit { padding: 28px 24px; }
  .hero-cta .btn { flex: 1 1 100%; }
  .journey { grid-template-columns: 1fr; gap: 20px; }
  .ladder { grid-template-columns: 1fr; }
  .escalation { padding: 24px; }
  .safety-callout { flex-direction: column; gap: 14px; padding: 24px; }
  .cases-cta-actions .btn { flex: 1 1 100%; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}