:root {
  --navy: #0f1d33;
  --navy-strong: #102440;
  --ink: #17263f;
  --ink-soft: #243957;
  --muted: #607286;
  --muted-strong: #4f647d;
  --line: #d7e3ef;
  --line-strong: #c6d4e2;
  --bg-soft: #f7fbff;
  --bg-shell: #fbfdff;
  --cool: #0ea5e9;
  --teal: #14b8a6;
  --warm: #f97316;
  --gold: #f59e0b;
  --radius-sm: 16px;
  --radius-md: 22px;
  --radius-lg: 28px;
  --shadow-sm: 0 10px 28px rgba(15, 29, 51, 0.06), 0 2px 10px rgba(15, 29, 51, 0.03);
  --shadow-md: 0 20px 48px rgba(15, 29, 51, 0.09), 0 6px 18px rgba(15, 29, 51, 0.04);
  --max: 1240px;
  --space-1: 8px;
  --space-2: 12px;
  --space-3: 16px;
  --space-4: 20px;
  --space-5: 28px;
  --space-6: 40px;
  --space-7: 56px;
  --space-8: 72px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  background:
    radial-gradient(1100px 640px at -10% -10%, rgba(14, 165, 233, 0.12), transparent 70%),
    radial-gradient(920px 620px at 108% 2%, rgba(249, 115, 22, 0.10), transparent 72%),
    linear-gradient(180deg, #fbfdff 0%, #f3f8fc 100%);
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
a:hover { text-decoration: none; }
p, ul, ol, dl { margin: 0 0 1rem; }
ul, ol { padding-left: 1.2rem; }
li + li { margin-top: .45rem; }
strong { color: var(--navy); }
small, .small { font-size: .875rem; }

.skip-link {
  position: absolute;
  left: -999px;
  top: 12px;
  background: var(--navy);
  color: #fff;
  padding: 12px 16px;
  border-radius: 999px;
}
.skip-link:focus { left: 12px; z-index: 999; }

:focus-visible {
  outline: 3px solid var(--cool);
  outline-offset: 3px;
  border-radius: 8px;
}

.wrap {
  width: min(var(--max), calc(100vw - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px) saturate(1.35);
  background: rgba(251, 253, 255, 0.82);
  border-bottom: 1px solid rgba(195, 211, 227, 0.72);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 78px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: -0.02em;
  min-height: 44px;
}
.brand__mark {
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
}
.brand__word {
  font-size: 1.02rem;
  color: var(--navy);
}
.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav__link {
  color: var(--muted-strong);
  padding: 12px 14px;
  border-radius: 999px;
  font-size: .95rem;
  font-weight: 600;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.nav__link:hover,
.nav__link.is-active,
.nav__link[aria-current="page"] {
  background: rgba(15, 29, 51, 0.06);
  color: var(--navy);
}
.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255,255,255,.9);
}
.nav-toggle__bar {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--navy);
  margin: 4px auto;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

main { flex: 1 0 auto; padding-bottom: 72px; }
.section { padding: var(--space-8) 0; position: relative; }
.section--soft { background: rgba(255,255,255,.26); border-top: 1px solid rgba(199, 213, 228, 0.65); border-bottom: 1px solid rgba(199, 213, 228, 0.65); }
.section--dark {
  background:
    radial-gradient(520px 220px at 10% 10%, rgba(14, 165, 233, 0.15), transparent 70%),
    radial-gradient(560px 260px at 95% 15%, rgba(249, 115, 22, 0.14), transparent 72%),
    linear-gradient(140deg, #102440 0%, #0f1d33 100%);
  color: rgba(246, 251, 255, 0.92);
}
.section--dark p,
.section--dark li,
.section--dark .muted,
.section--dark .footer__meta,
.section--dark .footer__links a { color: rgba(246, 251, 255, 0.78); }
.section--flush-top { padding-top: 24px; }

.hero { padding: 72px 0 36px; }
.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, .95fr);
  gap: 34px;
  align-items: start;
}
.hero__copy { position: relative; z-index: 1; }
.hero__visual { position: relative; min-width: 0; }
.hero__visual::before {
  content: "";
  position: absolute;
  inset: -18px -14px auto auto;
  width: 140px;
  height: 140px;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.24), rgba(14,165,233,0));
  filter: blur(6px);
  pointer-events: none;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,.72);
  border: 1px solid rgba(195, 211, 227, 0.8);
  color: var(--muted-strong);
  font-size: .8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
}
.eyebrow__dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--cool), var(--warm));
}
.h1, h1 {
  font-size: clamp(2.5rem, 4.9vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: -0.055em;
  margin: 18px 0 16px;
  color: var(--navy);
}
.page-title {
  font-size: clamp(2.15rem, 4vw, 3.65rem);
  line-height: 1.04;
  letter-spacing: -0.05em;
  margin-bottom: 16px;
}
.h2, h2 {
  font-size: clamp(1.85rem, 3vw, 2.6rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
  margin: 0 0 12px;
  color: var(--navy);
}
.h3, h3 {
  font-size: 1.15rem;
  line-height: 1.25;
  margin: 0 0 12px;
  letter-spacing: -0.02em;
  color: var(--navy);
}
.lede {
  font-size: clamp(1.06rem, 1.4vw, 1.28rem);
  color: var(--muted-strong);
  max-width: 40ch;
  margin-bottom: 0;
}
.muted { color: var(--muted); }
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 28px 0 18px;
}
.button {
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 700;
  letter-spacing: -0.01em;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform .14s ease, box-shadow .14s ease, background .14s ease, border-color .14s ease;
}
.button:hover { transform: translateY(-1px); }
.button--primary {
  background: var(--navy);
  color: white;
  box-shadow: var(--shadow-sm);
}
.button--secondary {
  background: rgba(255,255,255,.92);
  color: var(--navy);
  border-color: var(--line-strong);
}
.button--ghost {
  color: var(--navy);
  background: transparent;
  border-color: var(--line-strong);
}
.callout .button--ghost,
.section--dark .button--ghost {
  color: #f6fbff;
  border-color: rgba(255,255,255,.42);
  background: rgba(255,255,255,.04);
}
.callout .button--ghost:hover,
.section--dark .button--ghost:hover {
  background: rgba(255,255,255,.12);
}
.text-link {
  color: var(--navy);
  font-weight: 700;
}
.text-link:hover { text-decoration: underline; }

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}
.pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(255,255,255,.86);
  border: 1px solid var(--line);
  color: var(--ink-soft);
  font-weight: 600;
  font-size: .93rem;
}
.pill::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--cool), var(--warm));
}

.hero-note {
  margin-top: 18px;
  color: var(--muted-strong);
}
.hero-badge-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}
.hero-badge {
  padding: 18px;
  border: 1px solid rgba(195, 211, 227, 0.82);
  border-radius: 18px;
  background: rgba(255,255,255,.78);
  box-shadow: var(--shadow-sm);
  display: grid;
  gap: 8px;
}
.hero-badge strong { display: block; }

.card-grid { display: grid; gap: 18px; align-items: stretch; }
.card-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card-grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card,
.panel,
.diagram-frame,
.metric,
.callout,
.page-hero__aside .aside-card,
.form,
.resource-card,
.step,
.note-box,
.prose-card {
  background: rgba(255,255,255,.84);
  border: 1px solid rgba(195, 211, 227, 0.82);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}
.card,
.panel,
.metric,
.resource-card,
.step,
.note-box,
.prose-card { padding: 24px; }
.card--accent {
  background: linear-gradient(180deg, rgba(232, 246, 255, 0.95), rgba(255,255,255,0.98));
}
.card--warm {
  background: linear-gradient(180deg, rgba(255, 241, 232, 0.95), rgba(255,255,255,0.98));
}
.diagram-frame {
  padding: 18px;
  overflow: hidden;
  position: relative;
  background: linear-gradient(180deg, rgba(255,255,255,.98), rgba(245,249,252,.98));
}
.diagram-frame::after {
  display: none;
}
.diagram-frame > * { position: relative; z-index: 1; }
.diagram-frame img {
  width: 100%;
  height: auto;
  border-radius: 16px;
  background: #ffffff;
}
.hero__visual .diagram-frame,
.page-hero__media .diagram-frame {
  max-width: 100%;
}
.diagram-caption {
  margin-top: 12px;
  color: var(--muted-strong);
  font-size: .96rem;
  line-height: 1.45;
}
.section-head {
  display: grid;
  gap: 10px;
  margin-bottom: 26px;
}
.section-head p { max-width: 68ch; color: var(--muted); }
.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}
.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.metric__title {
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--navy);
}
.metric__number {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  color: var(--navy);
  margin-bottom: 8px;
}
.list-check,
.list-tight {
  padding-left: 0;
  list-style: none;
  margin: 0;
}
.list-check li,
.list-tight li {
  position: relative;
  padding-left: 28px;
}
.list-check li::before,
.list-tight li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .53rem;
  width: 14px;
  height: 14px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--cool), var(--warm));
  box-shadow: inset 0 0 0 3px #fff;
}
.list-tight li + li,
.list-check li + li { margin-top: 12px; }

.callout {
  padding: 32px;
  background:
    radial-gradient(520px 220px at 10% 10%, rgba(14, 165, 233, 0.15), transparent 70%),
    radial-gradient(560px 260px at 95% 15%, rgba(249, 115, 22, 0.14), transparent 72%),
    linear-gradient(140deg, #102440 0%, #0f1d33 100%);
  color: #f6fbff;
  border-color: rgba(255,255,255,.12);
  box-shadow: var(--shadow-md);
}
.callout h2,
.callout h3,
.callout strong { color: white; }
.callout p,
.callout li { color: rgba(246, 251, 255, 0.78); }

.process {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  align-items: stretch;
}
.step__index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--cool), var(--warm));
  color: white;
  font-weight: 800;
  margin-bottom: 14px;
}

.resource-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  align-items: stretch;
}
.resource-card {
  display: grid;
  gap: 12px;
  padding: 22px;
}
.tag-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--bg-soft);
  color: var(--ink-soft);
  font-size: .85rem;
  font-weight: 700;
  border: 1px solid var(--line);
}

.page-hero { padding: 48px 0 14px; }
.page-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, .45fr);
  gap: 28px;
  align-items: start;
}
.page-hero__aside { display: grid; gap: 14px; min-width: 0; }
.aside-card { padding: 20px; }

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: .9rem;
  color: var(--muted);
  margin: 0 0 14px;
}
.breadcrumbs__sep { color: var(--line-strong); }

.prose,
.prose-card { max-width: 78ch; }
.prose p + h2,
.prose p + h3,
.prose ul + h2,
.prose ul + h3 { margin-top: 1.5rem; }
.prose h2 {
  font-size: 1.5rem;
  margin-bottom: .7rem;
}
.prose h3 {
  font-size: 1.12rem;
  margin-top: 1.25rem;
  margin-bottom: .65rem;
}

.faq { display: grid; gap: 14px; }
.faq details {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255,255,255,.85);
  padding: 0 18px;
}
.faq summary {
  list-style: none;
  cursor: pointer;
  font-weight: 700;
  padding: 18px 0;
}
.faq summary::-webkit-details-marker { display: none; }
.faq details > div { padding: 0 0 18px; color: var(--muted-strong); }

.prefooter { padding-top: 12px; }
.site-footer {
  margin-top: auto;
  padding: 40px 0 44px;
  background: #0f1d33;
  color: rgba(246,251,255,.92);
}
.footer__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
}
.footer__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  margin-bottom: 10px;
}
.footer__mark {
  width: 34px;
  height: 34px;
}
.footer__meta {
  color: rgba(246,251,255,.72);
  font-size: .94rem;
}
.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: flex-end;
}
.footer__links a {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  color: rgba(246,251,255,.88);
}

.form {
  padding: 24px;
  display: grid;
  gap: 18px;
}
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.field {
  display: grid;
  gap: 8px;
}
label {
  font-size: .95rem;
  font-weight: 700;
  color: var(--navy);
}
input,
textarea,
select {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--line-strong);
  background: rgba(255,255,255,.92);
  color: var(--ink);
  font: inherit;
}
textarea { min-height: 150px; resize: vertical; }
input[type="text"],
input[type="email"],
textarea {
  appearance: none;
  -webkit-appearance: none;
}
input::-ms-clear,
input::-ms-reveal {
  display: none;
}
input::-webkit-credentials-auto-fill-button,
input::-webkit-contacts-auto-fill-button,
input::-webkit-caps-lock-indicator {
  visibility: hidden;
  display: none !important;
  pointer-events: none;
  position: absolute;
  right: 0;
}
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.email-chip {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.88);
  font-weight: 700;
  color: var(--navy);
}

.note-box {
  background: linear-gradient(180deg, rgba(238, 248, 246, 0.98), rgba(255,255,255,0.98));
  border-color: #cde6e1;
}

.quote {
  font-size: 1.05rem;
  color: var(--ink-soft);
  padding-left: 20px;
  border-left: 4px solid rgba(14, 165, 233, 0.4);
  margin: 0;
}

@media (max-width: 1100px) {
  .hero-badge-grid,
  .card-grid--4,
  .process { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 980px) {
  .hero__grid,
  .page-hero__grid,
  .split,
  .card-grid--3,
  .metric-grid,
  .resource-grid { grid-template-columns: 1fr; }
  .card-grid--2 { grid-template-columns: 1fr; }
  .site-nav {
    position: absolute;
    right: 16px;
    top: calc(100% + 8px);
    width: min(320px, calc(100vw - 32px));
    padding: 10px;
    border-radius: 20px;
    background: rgba(255,255,255,.98);
    border: 1px solid rgba(195, 211, 227, 0.82);
    box-shadow: var(--shadow-md);
    display: none;
    flex-direction: column;
    align-items: stretch;
  }
  .site-nav.is-open { display: flex; }
  .nav__link { justify-content: flex-start; }
  .nav-toggle { display: inline-block; }
}

@media (max-width: 700px) {
  .hero { padding-top: 42px; }
  .section { padding: 54px 0; }
  .h1, h1 { font-size: clamp(2.2rem, 9vw, 3.4rem); }
  .page-title { font-size: clamp(2rem, 8vw, 3rem); }
  .cta-row,
  .button-row,
  .footer__links,
  .pill-row { gap: 10px; }
  .hero-badge-grid,
  .process,
  .card-grid--4 { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr; }
  .footer__links { justify-content: flex-start; }
}