:root {
  --teal-950: #052e2b;
  --teal-900: #0b3d39;
  --teal-800: #115e59;
  --teal-700: #0f766e;
  --teal-600: #0d9488;
  --teal-100: #ccfbf1;
  --teal-50: #f0fdfa;
  --amber-500: #f59e0b;
  --amber-400: #fbbf24;
  --amber-50: #fffbeb;
  --ink: #13201f;
  --ink-soft: #52605e;
  --paper: #fdfcfa;
  --paper-soft: #f6f5f0;
  --line: #e7e5dd;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 3px rgba(5, 46, 43, 0.06);
  --shadow-md: 0 10px 30px rgba(5, 46, 43, 0.10);
  --shadow-lg: 0 24px 60px rgba(5, 46, 43, 0.16);
  --font-body: "Inter", "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--teal-600); color: #fff; }

.container {
  width: min(1140px, 92%);
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--teal-950);
  color: #fff;
  padding: 0.5rem 1rem;
  z-index: 100;
}
.skip-link:focus { left: 0; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(253, 252, 250, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 2rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--teal-950);
}
.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--teal-600), var(--teal-950));
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.4rem;
  box-shadow: 0 4px 12px rgba(15, 118, 110, 0.35);
}
.brand-text {
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: 0.12em;
}
.site-nav ul {
  display: flex;
  align-items: center;
  gap: 1.15rem;
  list-style: none;
}
.site-nav a {
  position: relative;
  color: var(--ink-soft);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.92rem;
  transition: color 0.15s ease;
}
.site-nav a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: var(--teal-600);
  border-radius: 2px;
  transition: width 0.2s ease;
}
.site-nav a:hover, .site-nav a.active { color: var(--teal-700); }
.site-nav a:not(.nav-cta):hover::after,
.site-nav a.active:not(.nav-cta)::after { width: 100%; }
.nav-cta {
  background: var(--amber-500);
  color: #fff !important;
  padding: 0.55rem 1.15rem;
  border-radius: 999px;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
  transition: background 0.15s ease, transform 0.15s ease !important;
}
.nav-cta:hover { background: #d97706; transform: translateY(-1px); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--teal-950);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s 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;
  background:
    radial-gradient(900px 500px at 85% -10%, rgba(13, 148, 136, 0.35), transparent 60%),
    radial-gradient(700px 400px at -10% 110%, rgba(245, 158, 11, 0.14), transparent 55%),
    linear-gradient(155deg, var(--teal-950) 0%, var(--teal-900) 45%, var(--teal-800) 100%);
  color: #fff;
  padding: 6rem 0 5rem;
  text-align: center;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, #000 30%, transparent 75%);
}
.hero .container { position: relative; }
.hero .kicker {
  display: inline-block;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--teal-100);
  padding: 0.45rem 1.1rem;
  border: 1px solid rgba(204, 251, 241, 0.25);
  border-radius: 999px;
  margin-bottom: 1.75rem;
}
.hero h1 {
  font-family: var(--font-display);
  font-weight: 560;
  font-size: clamp(2.6rem, 6vw, 4.4rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
  max-width: 18ch;
  margin: 0 auto 1.25rem;
}
.hero h1 em {
  font-style: italic;
  color: var(--amber-400);
}
.hero p.lead {
  font-size: 1.15rem;
  color: rgba(204, 251, 241, 0.85);
  max-width: 54ch;
  margin: 0 auto 2.25rem;
}
.hero-actions {
  display: flex;
  gap: 0.9rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}
.btn {
  display: inline-block;
  padding: 0.85rem 1.7rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  border: 0;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: var(--amber-500);
  color: #fff;
  box-shadow: 0 8px 24px rgba(245, 158, 11, 0.35);
}
.btn-primary:hover { background: #d97706; box-shadow: 0 12px 30px rgba(245, 158, 11, 0.45); }
.btn-ghost {
  border: 1.5px solid rgba(255, 255, 255, 0.45);
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
}
.btn-ghost:hover { border-color: #fff; background: rgba(255, 255, 255, 0.12); }

/* ---------- Acronym ---------- */
.acronym {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
}
.acronym .letter {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
}
.acronym .glyph {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 700;
  line-height: 1;
  background: linear-gradient(180deg, #fff 30%, var(--teal-100));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  border-bottom: 3px solid var(--amber-500);
  padding-bottom: 0.3rem;
}
.acronym .word {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(204, 251, 241, 0.8);
}
.acronym .joiner {
  align-self: center;
  font-family: var(--font-display);
  font-style: italic;
  color: rgba(204, 251, 241, 0.55);
  font-size: 1.1rem;
  padding-bottom: 1.1rem;
}

/* ---------- Sections ---------- */
.section { padding: 4.5rem 0; }
.section-soft { background: var(--paper-soft); }
.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal-700);
  margin-bottom: 0.75rem;
}
.section h2 {
  font-family: var(--font-display);
  font-weight: 560;
  font-size: clamp(1.8rem, 3.4vw, 2.5rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--teal-950);
  margin-bottom: 1rem;
}
.section .section-lead {
  color: var(--ink-soft);
  font-size: 1.05rem;
  max-width: 62ch;
  margin-bottom: 2.5rem;
}

.pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}
.pillar {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.pillar::before {
  content: "";
  position: absolute;
  top: 0;
  left: 1.75rem;
  right: 1.75rem;
  height: 3px;
  border-radius: 0 0 3px 3px;
  background: linear-gradient(90deg, var(--teal-600), var(--amber-500));
  opacity: 0;
  transition: opacity 0.2s ease;
}
.pillar:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--teal-100);
}
.pillar:hover::before { opacity: 1; }
.pillar .pillar-num {
  display: inline-grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 13px;
  background: var(--teal-50);
  color: var(--teal-700);
  margin-bottom: 1.1rem;
}
.pillar .pillar-num svg { width: 22px; height: 22px; }
.pillar h3 {
  font-family: var(--font-display);
  font-weight: 640;
  font-size: 1.25rem;
  color: var(--teal-950);
  margin-bottom: 0.5rem;
}
.pillar p { color: var(--ink-soft); font-size: 0.95rem; }

.two-col {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3.5rem;
  align-items: center;
}
.two-col h2 { margin-bottom: 0.85rem; }
.two-col p { color: var(--ink-soft); margin-bottom: 1.1rem; }
.two-col .btn { margin-top: 0.4rem; }

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.card h3 {
  font-family: var(--font-display);
  font-weight: 640;
  font-size: 1.15rem;
  color: var(--teal-950);
  margin-bottom: 0.5rem;
}
.card p, .card li { color: var(--ink-soft); font-size: 0.95rem; }
.card ul { margin-left: 1.2rem; margin-top: 0.4rem; }
.card li { margin: 0.3rem 0; }
.card a { color: var(--teal-700); font-weight: 600; }
.card a:hover { color: var(--teal-600); }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 1.5rem;
}

.banner {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(600px 300px at 90% 0%, rgba(245, 158, 11, 0.2), transparent 60%),
    linear-gradient(135deg, var(--teal-700), var(--teal-950));
  color: #fff;
  border-radius: calc(var(--radius) + 6px);
  padding: 3.25rem 2.5rem;
  text-align: center;
  box-shadow: var(--shadow-lg);
}
.banner h2 {
  color: #fff;
  font-size: clamp(1.7rem, 3vw, 2.3rem);
}
.banner p { color: var(--teal-100); max-width: 46ch; margin: 0.6rem auto 1.6rem; }

/* ---------- Help strip ---------- */
.help-strip {
  background: var(--amber-50);
  border: 1px solid #fde68a;
  border-left: 5px solid var(--amber-500);
  border-radius: var(--radius);
  padding: 1.6rem 1.75rem;
}
.help-strip h3 { color: #92400e; margin-bottom: 0.6rem; font-size: 1.05rem; }
.help-strip ul { list-style: none; }
.help-strip li { margin: 0.4rem 0; font-size: 0.95rem; }
.help-strip a { color: #92400e; font-weight: 700; }
.help-strip a:hover { color: #b45309; }

/* ---------- Forms ---------- */
.form {
  display: grid;
  gap: 1.1rem;
  max-width: 560px;
}
.field label {
  display: block;
  font-weight: 600;
  font-size: 0.92rem;
  margin-bottom: 0.35rem;
  color: var(--teal-950);
}
.field input, .field textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid #b8b5a6;
  border-radius: var(--radius-sm);
  font: inherit;
  background: #fff;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--teal-600);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.15);
}
.alert {
  background: var(--teal-50);
  border: 1px solid #99f6e4;
  color: var(--teal-900);
  border-radius: var(--radius-sm);
  padding: 0.8rem 1rem;
  margin-bottom: 1rem;
  font-size: 0.95rem;
}
.alert:empty { display: none; }
.alert-error {
  background: #fef2f2;
  border-color: #fecaca;
  color: #991b1b;
}

/* ---------- Footer ---------- */
.site-footer {
  background:
    radial-gradient(800px 300px at 15% 0%, rgba(13, 148, 136, 0.15), transparent 60%),
    var(--teal-950);
  color: var(--teal-100);
  margin-top: 5rem;
}
.footer-grid {
  width: 100%;
  display: grid;
  grid-template-columns: 1.5fr 0.9fr 0.9fr 1.2fr 1.2fr;
  gap: 2rem;
  padding: 3.5rem 2rem 2.5rem;
}
.site-footer h3 {
  color: #fff;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 0.9rem;
}
.site-footer ul { list-style: none; }
.site-footer li { margin: 0.4rem 0; font-size: 0.92rem; }
.site-footer a { color: var(--teal-100); text-decoration: none; transition: color 0.15s ease; }
.site-footer a:hover { color: #fff; }
.footer-brand { color: #fff; margin-bottom: 0.75rem; }
.footer-tagline {
  font-size: 0.9rem;
  color: rgba(204, 251, 241, 0.75);
  max-width: 32ch;
  margin-bottom: 0.75rem;
}
.footer-bottom {
  width: 100%;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1.2rem 2rem;
  font-size: 0.83rem;
  color: rgba(94, 234, 212, 0.6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer-controls {
  display: flex;
  gap: 0.5rem;
}
.footer-ctl {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: rgba(204, 251, 241, 0.9);
  font: inherit;
  font-size: 0.8rem;
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  cursor: pointer;
}
.footer-ctl:hover { background: rgba(255, 255, 255, 0.14); }
select.footer-ctl { padding-right: 0.5rem; }
select.footer-ctl option { color: #0d1a17; }

/* ---------- Founding quote ---------- */
.founding-quote {
  margin: 3.5rem 0 0;
  padding: 2rem 2.25rem;
  background: var(--teal-50);
  border-left: 5px solid var(--amber-500);
  border-radius: 0 var(--radius) var(--radius) 0;
}
.founding-quote p {
  font-family: var(--font-display);
  font-size: 1.3rem;
  line-height: 1.6;
  color: var(--teal-950);
  font-style: italic;
}
.founding-quote em { color: var(--amber-500); font-style: italic; }
.founding-quote cite {
  display: block;
  margin-top: 1rem;
  font-style: normal;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal-700);
}

/* ---------- Testimonials ---------- */
.testimonials {
  display: grid;
  gap: 3.5rem;
  margin-top: 2rem;
}
.testimonial {
  display: flex;
  gap: 2rem;
  align-items: center;
}
.testimonial.flip .testimonial-photo { order: 2; }
.testimonial.flip .testimonial-body { order: 1; }
.testimonial-photo {
  width: 120px;
  height: 160px;
  border-radius: var(--radius);
  object-fit: cover;
  flex-shrink: 0;
  border: 3px solid var(--teal-100);
}
.testimonial-body p { color: var(--ink-soft); }
.testimonial-name {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--teal-950);
  margin-bottom: 0.15rem;
}
.testimonial-sub {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--teal-700);
  margin-bottom: 0.75rem;
}
@media (max-width: 640px) {
  .testimonial, .testimonial.flip {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
  }
  .testimonial.flip .testimonial-photo { order: 0; }
}

/* ---------- FAQ accordion ---------- */
.faq-list {
  display: grid;
  gap: 0.75rem;
}
.faq-item {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow 0.15s ease;
}
.faq-item[open] { box-shadow: var(--shadow-sm); }
.faq-item summary {
  cursor: pointer;
  padding: 1.1rem 1.4rem;
  font-weight: 700;
  color: var(--teal-950);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--teal-600);
  flex-shrink: 0;
  transition: transform 0.2s ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item summary:hover { color: var(--teal-700); }
.faq-item p {
  padding: 0 1.4rem 1.2rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
}
.faq-item p a { color: var(--teal-700); font-weight: 600; }

/* ---------- Page header ---------- */
.page-header {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(700px 350px at 90% -20%, rgba(13, 148, 136, 0.4), transparent 60%),
    linear-gradient(160deg, var(--teal-950), var(--teal-800));
  color: #fff;
  padding: 4.5rem 0;
}
.page-header::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 80% at 30% 0%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 80% at 30% 0%, #000 30%, transparent 75%);
}
.page-header .container { position: relative; }
.page-header h1 {
  font-family: var(--font-display);
  font-weight: 560;
  font-size: clamp(2.1rem, 4.5vw, 3.1rem);
  letter-spacing: -0.01em;
}
.page-header p {
  color: rgba(204, 251, 241, 0.85);
  font-size: 1.08rem;
  max-width: 60ch;
  margin-top: 0.6rem;
}

/* ---------- Responsive ---------- */
@media (max-width: 820px) {
  .nav-toggle { display: flex; }
  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md);
    display: none;
  }
  .site-nav.open { display: block; }
  .site-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 0.5rem 4%;
  }
  .site-nav li { width: 100%; }
  .site-nav a { display: block; padding: 0.75rem 0; }
  .nav-cta { display: inline-block; margin: 0.5rem 0 1rem; }
  .two-col { grid-template-columns: 1fr; gap: 2.25rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; padding: 2.5rem 1.25rem; }
  .footer-bottom { padding: 1.2rem 1.25rem; }
  .hero { padding: 4.5rem 0 4rem; }
  .acronym { gap: 0.4rem 0.9rem; }
  .section { padding: 3.5rem 0; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
  html { scroll-behavior: auto; }
}