/* ---- tokens ---- */
:root {
  --font-display: 'Playpen Sans', cursive;
  --font-body: 'Inter', system-ui, sans-serif;

  --navy: #0a2337;
  --green-800: #1c330f;
  --green-700: #16210a;
  --green-600: #3f7a13;   /* AA-safe text/link green (4.5:1 on white) */
  --green-500: #63ae22;   /* decorative/accent only, not for small text */
  --green-200: #aed38e;
  --green-100: #d8ecc8;
  --tint: #f7f6f0;
  --tint-2: #f4f9ef;
  --border: #e7e4da;
  --input-border: #d5d1c3;
  --body-text: #33424a;
  --muted: #5c6b71;       /* AA-safe muted label color */
  --on-dark-muted: #96a3ab;
  --white: #ffffff;

  --max-width: 1280px;
  --max-width-narrow: 820px;
  --radius: 10px;
  --focus-ring: 3px solid #1b6fd6;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--white);
  color: var(--navy);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { font-family: var(--font-display); font-weight: 700; color: var(--navy); margin: 0; }
p { margin: 0; }
a { color: var(--green-600); }
a:hover { color: var(--green-800); }
::selection { background: var(--green-200); color: var(--navy); }

img { max-width: 100%; display: block; }

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 2px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: 8px;
  top: -48px;
  background: var(--navy);
  color: var(--white);
  padding: 10px 16px;
  border-radius: 0 0 8px 8px;
  z-index: 100;
  transition: top .15s ease;
  text-decoration: none;
  font-weight: 600;
}
.skip-link:focus {
  top: 0;
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}
.wrap--narrow {
  max-width: var(--max-width-narrow);
}

@media (min-width: 640px) {
  .wrap, .wrap--narrow { padding-left: 48px; padding-right: 48px; }
}

/* ---- buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font: 600 15px/1 var(--font-body);
  padding: 14px 26px;
  border-radius: 8px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  min-height: 44px;
}
.btn--accent { background: var(--green-200); color: var(--navy); }
.btn--accent:hover { background: #9bc478; color: var(--navy); }
.btn--outline { background: transparent; color: var(--navy); border: 1.5px solid var(--navy); }
.btn--outline.btn--dark { color: var(--green-200); border-color: var(--green-200); }
.btn--white { background: #ffffff; color: #000000; border: 1.5px solid #ffffff; }
.btn--white:hover { background: #f0efe6; color: #000000; }
.btn--disabled {
  position: relative;
  background: #3a4a52;
  color: #cfd6d8;
  opacity: .85;
  cursor: not-allowed;
}
.btn--disabled .badge {
  position: absolute;
  top: -12px;
  right: -14px;
  background: var(--green-200);
  color: var(--navy);
  font: 700 10px var(--font-body);
  padding: 4px 10px;
  border-radius: 20px;
  transform: rotate(-8deg);
  white-space: nowrap;
  box-shadow: 0 4px 10px rgba(0,0,0,.25);
}

/* ---- nav ---- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px 0;
}
@media (min-width: 640px) { .site-nav { padding: 16px 48px 0; } }
.site-nav__inner { display: flex; flex-direction: column; gap: 2px; }
.site-nav__eyebrow {
  font: 600 11px/1 var(--font-body);
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--green-600);
  text-decoration: none;
  align-self: flex-start;
}
.site-nav__eyebrow:hover { text-decoration: underline; }
.site-nav__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0 16px;
}
.site-nav__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  color: var(--navy);
  text-decoration: none;
}
.site-nav__links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  font: 500 15px/1 var(--font-body);
}
.site-nav__links a { color: var(--navy); text-decoration: none; padding: 6px 0; }
.site-nav__links a.is-active { border-bottom: 2px solid var(--green-500); }
.site-nav__github {
  display: flex;
  align-items: center;
  gap: 6px;
  border: 1.5px solid var(--navy);
  border-radius: 20px;
  padding: 8px 14px !important;
  min-height: 44px;
}

/* ---- footer ---- */
.site-footer {
  padding: 28px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  font: 500 13px var(--font-body);
  color: var(--muted);
}
@media (min-width: 640px) { .site-footer { padding: 28px 48px; } }
.site-footer a { color: var(--muted); text-decoration: none; }
.site-footer a:hover { color: var(--navy); text-decoration: underline; }

/* ---- hero ---- */
.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--navy) 0%, #16472f 55%, var(--green-600) 100%);
}
.hero__inner {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 40px;
  padding: 48px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}
@media (min-width: 640px) { .hero__inner { padding: 64px 48px; } }
@media (min-width: 960px) {
  .hero__inner { flex-direction: row; align-items: center; gap: 48px; padding: 80px 48px; }
}
.hero__copy { display: flex; flex-direction: column; gap: 20px; flex: 1.3 1 420px; min-width: 0; }
.hero__headline {
  font-size: clamp(26px, 5vw, 36px);
  line-height: 1.25;
  color: var(--white);
}
.hero__subhead { font-size: 17px; color: var(--green-100); max-width: 520px; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 14px; }

.hero__cards { position: relative; flex: 1 1 320px; min-width: 0; }

.card-stack-wrap {
  position: relative;
  width: 100%;
  max-width: 460px;
  margin: 0 auto;
}
.card-stack {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
}
.card-stack__card {
  position: absolute;
  top: calc(var(--top) * 1%);
  left: calc(var(--left) * 1%);
  width: 58%;
  aspect-ratio: 264 / 174;
  z-index: var(--z, 1);
  transform: rotate(var(--rot)) scale(var(--scale, 1));
  transition: top .5s cubic-bezier(.2,.8,.2,1), left .5s cubic-bezier(.2,.8,.2,1), transform .5s cubic-bezier(.2,.8,.2,1);
  cursor: grab;
  touch-action: none;
}
.card-stack__card.is-dragging {
  cursor: grabbing;
  transition: none;
  z-index: 50;
}
.card-stack__card-inner {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 18px 34px rgba(0,0,0,.35);
  background: var(--navy);
}
.card-stack__card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}
.card-stack__caption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  background: rgba(10,35,55,.72);
  color: var(--white);
  font: 600 12px var(--font-body);
  padding: 7px 10px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  pointer-events: none;
}
.card-stack__rotate {
  position: absolute;
  right: -4px;
  bottom: -4px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: var(--white);
  color: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 6px 16px rgba(0,0,0,.3);
}
.card-stack__rotate:hover { background: var(--green-200); }
.card-stack__rotate svg { transition: transform .4s ease; }
.card-stack__rotate.is-spinning svg { transform: rotate(180deg); }

@media (max-width: 639px) {
  .card-stack-wrap { max-width: 320px; }
}

/* ---- qualifying moment ---- */
.qualifying-moment { background: var(--green-200); padding: 40px 24px; }
@media (min-width: 640px) { .qualifying-moment { padding: 44px 48px; } }
.qualifying-moment h2 { font-size: 24px; margin-bottom: 12px; }
@media (min-width: 640px) { .qualifying-moment h2 { font-size: 26px; } }
.qualifying-moment p { font-size: 16px; color: var(--green-700); }

/* ---- pillars ---- */
.pillar { padding: 56px 24px; overflow: hidden; }
@media (min-width: 640px) { .pillar { padding: 72px 48px; } }
.pillar--tinted { background: var(--tint); }
.pillar h2 { font-size: 26px; margin-bottom: 16px; }
@media (min-width: 640px) { .pillar h2 { font-size: 34px; } }

.bullet-list {
  margin: 0;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 16px;
  color: var(--body-text);
}
.bullet-list__highlight {
  background: var(--tint-2);
  border-left: 3px solid var(--green-500);
  padding: 10px 14px;
  list-style: none;
  margin-left: -20px;
  border-radius: 0 6px 6px 0;
  color: var(--green-800);
  font-weight: 500;
}

.pillar__examples-heading { font-size: 20px; margin: 40px 0 16px; }

.examples-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
@media (min-width: 480px) { .examples-grid { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); } }
.examples-grid__item {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 12px;
}
.examples-grid__item img { width: 52px; height: 52px; object-fit: contain; }
.examples-grid__item span { font: 600 15px var(--font-body); color: var(--navy); }

.pillar__closing {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  text-align: right;
  margin-top: 24px;
}

.callout {
  background: var(--navy);
  color: var(--green-200);
  border-radius: 10px;
  padding: 16px 18px;
  font-size: 14.5px;
  margin-top: 20px;
}

/* ---- how it works ---- */
.how-it-works { padding: 56px 24px; }
@media (min-width: 640px) { .how-it-works { padding: 72px 48px; } }
.how-it-works__intro { text-align: center; display: flex; flex-direction: column; gap: 16px; margin: 0 auto 32px; }
.how-it-works__intro h2 { font-size: 26px; }
@media (min-width: 640px) { .how-it-works__intro h2 { font-size: 34px; } }
.how-it-works__intro p { font-size: 16px; color: var(--body-text); max-width: 600px; margin: 0 auto; }

.how-it-works__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
@media (min-width: 640px) { .how-it-works__grid { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); } }

.step { display: flex; flex-direction: column; gap: 14px; text-align: left; }
.step__label {
  font: 700 13px var(--font-body);
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--green-600);
}
.step__image {
  width: 100%;
  height: 180px;
  object-fit: contain;
  border-radius: 12px;
}
.step__heading { font: 600 17px var(--font-body); color: var(--navy); }
.step ul { margin: 0; padding-left: 18px; display: flex; flex-direction: column; gap: 6px; font-size: 14.5px; color: var(--body-text); }

/* ---- supporting messages ---- */
.supporting-messages { padding: 40px 24px; overflow: hidden; }
@media (min-width: 640px) { .supporting-messages { padding: 56px 48px; } }
.supporting-messages__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 560px) { .supporting-messages__grid { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); } }
.supporting-messages__card { display: flex; flex-direction: column; gap: 8px; }
.supporting-messages__heading { font: 600 15px var(--font-body); color: var(--navy); }
.supporting-messages__card ul {
  margin: 4px 0 0;
  padding-left: 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13.5px;
  color: var(--muted);
}
.supporting-messages__closing { font-size: 15px; color: var(--body-text); margin-top: 32px; text-align: center; }

/* ---- honest statement ---- */
.honest-statement { padding: 48px 24px; background: var(--navy); overflow: hidden; }
@media (min-width: 640px) { .honest-statement { padding: 64px 48px; } }
.honest-statement__inner {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: flex-start;
  max-width: 900px;
}
@media (min-width: 640px) { .honest-statement__inner { flex-direction: row; gap: 28px; } }
.honest-statement__avatar {
  flex: none;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--green-600);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px;
}
.honest-statement__avatar img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.honest-statement__content { display: flex; flex-direction: column; gap: 12px; flex: 1; }
.honest-statement__content h2 { font-size: 24px; color: var(--white); }
@media (min-width: 640px) { .honest-statement__content h2 { font-size: 26px; } }
.honest-statement__content > p { font-size: 15.5px; color: var(--green-100); max-width: 640px; }
.honest-statement__status-label { font-family: var(--font-display); font-weight: 700; font-size: 15px; color: var(--white); margin-top: 12px; }

.status-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; max-width: 640px; }
.status-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 14.5px; }
.status-list__dot {
  flex: none;
  width: 18px; height: 18px;
  border-radius: 50%;
  font-size: 12px;
  line-height: 18px;
  text-align: center;
  margin-top: 1px;
}
.status-list__done { color: var(--on-dark-muted); text-decoration: line-through; }
.status-list__done .status-list__dot { background: var(--green-500); color: var(--navy); }
.status-list__pending { color: var(--white); font-weight: 700; }
.status-list__pending .status-list__dot { border: 1.5px solid #5c6b71; }

/* ---- get involved ---- */
.get-involved { padding: 56px 24px; overflow: hidden; }
@media (min-width: 640px) { .get-involved { padding: 72px 48px; } }
.get-involved h2 { font-size: 28px; margin-bottom: 12px; }
@media (min-width: 640px) { .get-involved h2 { font-size: 36px; } }
.get-involved__intro { font-size: 16px; color: var(--body-text); margin-bottom: 32px; }

.audience-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 48px;
}
@media (min-width: 640px) { .audience-grid { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); } }
.audience-card {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 26px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.audience-card__heading { font: 700 18px var(--font-body); color: var(--navy); }
.audience-card__body { font-size: 14.5px; color: var(--muted); }
.audience-card__detail { font-size: 14.5px; color: var(--body-text); margin-top: 4px; }
.audience-card__tags { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 6px; }
.tag { border: 1px solid var(--green-500); color: var(--green-600); border-radius: 20px; padding: 5px 12px; font-size: 13px; }

.involve-form {
  background: var(--tint);
  border-radius: 16px;
  padding: 28px 24px;
  max-width: 640px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
@media (min-width: 640px) { .involve-form { padding: 40px; } }
.involve-form h3 { font-size: 22px; }
.involve-form__intro { font-size: 14px; color: var(--muted); }

.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font: 600 13px var(--font-body); color: var(--navy); }
.field input, .field textarea {
  padding: 12px 14px;
  border: 1px solid var(--input-border);
  border-radius: 8px;
  font: 400 14px var(--font-body);
  background: var(--white);
  color: var(--navy);
  width: 100%;
}
.field textarea { resize: vertical; }

.involve-form button[type="submit"] { align-self: flex-start; }

.involve-form__row { display: flex; flex-direction: column; gap: 14px; }
@media (min-width: 480px) { .involve-form__row { flex-direction: row; } .involve-form__row .field { flex: 1; } }

.involve-form__roles {
  border: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.involve-form__roles legend { font: 600 13px var(--font-body); color: var(--navy); padding: 0; margin-bottom: 4px; }
.involve-form__roles .hint { font-weight: 400; color: var(--muted); }
.involve-form__roles .checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  color: var(--body-text);
  margin: 0;
  min-height: 32px;
}
.involve-form__roles input[type="checkbox"] { width: 18px; height: 18px; }

/* ---- assurances page ---- */
.assurances-intro { padding: 40px 24px 32px; }
@media (min-width: 640px) { .assurances-intro { padding: 56px 48px 40px; } }
.eyebrow {
  display: block;
  font: 600 11px var(--font-body);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--green-600);
  margin-bottom: 12px;
}
.assurances-intro h1 { font-size: 30px; margin-bottom: 20px; max-width: 760px; }
@media (min-width: 640px) { .assurances-intro h1 { font-size: 44px; } }
.assurances-intro > .wrap--narrow > p { font-size: 16.5px; color: var(--body-text); max-width: 720px; margin-bottom: 24px; }
.method-note { background: var(--tint); border-radius: 12px; padding: 20px 24px; max-width: 720px; }
.method-note__label { font: 700 14px var(--font-body); color: var(--navy); }
.method-note p { font-size: 14.5px; color: var(--body-text); margin-top: 8px; }

.assurances-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding-bottom: 64px;
  align-items: start;
}
@media (min-width: 900px) { .assurances-body { grid-template-columns: 220px 1fr; gap: 48px; } }

.assurances-index {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 4px 0 12px;
  border-bottom: 1px solid var(--border);
  -webkit-overflow-scrolling: touch;
}
.assurances-index__label { display: none; }
.assurances-index a {
  flex: none;
  font: 500 13.5px var(--font-body);
  color: var(--muted);
  text-decoration: none;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 20px;
  white-space: nowrap;
}
.assurances-index a:hover { color: var(--navy); border-color: var(--navy); }
.assurances-index__muted { color: var(--muted); }

@media (min-width: 900px) {
  .assurances-index {
    position: sticky;
    top: 90px;
    flex-direction: column;
    overflow: visible;
    padding-top: 8px;
    border-bottom: none;
  }
  .assurances-index__label {
    display: block;
    font: 600 11px var(--font-body);
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 4px;
  }
  .assurances-index a {
    border: none;
    border-radius: 0;
    padding: 4px 0;
    font-weight: 500;
  }
  .assurances-index__muted { margin-top: 8px; }
}

.assurance { padding: 28px 0; border-bottom: 1px solid var(--border); scroll-margin-top: 90px; }
.assurance__head { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.assurance__number { font: 700 13px var(--font-body); color: var(--green-600); }
.assurance__head h2 { font-size: 21px; }
@media (min-width: 640px) { .assurance__head h2 { font-size: 24px; } }

.assurance__cols { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 700px) { .assurance__cols { grid-template-columns: 1fr 1fr; gap: 28px; } }
.assurance__col { display: flex; flex-direction: column; gap: 10px; }
.assurance__col p { font-size: 15px; color: var(--body-text); }
.assurance__col--technical { padding-top: 4px; }
@media (min-width: 700px) {
  .assurance__col--technical { border-left: 1px solid var(--border); padding-left: 28px; padding-top: 0; }
  .assurance__col--technical p { font-size: 14.5px; }
}
.assurance__col--technical code { background: #f0efe6; padding: 1px 5px; border-radius: 4px; font-size: 13px; }

.assurance__caveat {
  background: var(--tint-2);
  border-left: 3px solid var(--green-500);
  border-radius: 0 8px 8px 0;
  padding: 14px 18px;
  margin-top: 18px;
  font-size: 14px;
  color: var(--green-800);
}
.assurance__caveat span { font: 700 13px var(--font-body); }

.not-promise { padding: 40px 0 0; scroll-margin-top: 90px; }
.not-promise h2 { font-size: 24px; margin-bottom: 20px; }
@media (min-width: 640px) { .not-promise h2 { font-size: 28px; } }
.not-promise__list { display: flex; flex-direction: column; gap: 20px; }
.not-promise__item { display: flex; gap: 16px; }
.not-promise__number { font: 700 13px var(--font-body); color: var(--muted); flex: none; padding-top: 2px; }
.not-promise__title { font: 700 15px var(--font-body); color: var(--navy); }
.not-promise__body { font-size: 14.5px; color: var(--body-text); }

.assurances-cta {
  background: var(--navy);
  border-radius: 16px;
  padding: 28px 24px;
  margin-top: 48px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
@media (min-width: 640px) { .assurances-cta { flex-direction: row; align-items: center; justify-content: space-between; padding: 36px 40px; } }
.assurances-cta h3 { font-size: 22px; color: var(--white); margin-bottom: 6px; }
.assurances-cta p { font-size: 14.5px; color: var(--green-100); }
.assurances-cta__buttons { display: flex; gap: 12px; flex-wrap: wrap; }