:root {
  --paper: #f7fbfa;
  --surface: #ffffff;
  --surface-soft: #eef8f5;
  --ink: #203235;
  --muted: #5d6d70;
  --teal: #0f766e;
  --teal-dark: #105f59;
  --berry: #cf3f5f;
  --yellow: #f2c94c;
  --line: #d7e5e2;
  --shadow: 0 16px 40px rgba(32, 50, 53, 0.08);
  --max: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: light;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 18px;
  line-height: 1.65;
  letter-spacing: 0;
}

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

a {
  color: var(--teal-dark);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--berry);
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: 1rem;
  z-index: 30;
  transform: translateY(-160%);
  background: var(--ink);
  color: #fff;
  padding: 0.6rem 0.85rem;
  border-radius: 6px;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(247, 251, 250, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.nav {
  width: min(100% - 2rem, var(--max));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.brand {
  color: var(--ink);
  font-weight: 800;
  line-height: 1.1;
  text-decoration: none;
}

.brand span {
  display: block;
  color: var(--teal);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav-links a {
  color: var(--ink);
  font-size: 0.95rem;
  font-weight: 700;
  text-decoration: none;
  padding: 0.55rem 0.7rem;
  border-radius: 6px;
}

.nav-links a[aria-current="page"],
.nav-links a:hover {
  background: var(--surface-soft);
  color: var(--teal-dark);
}

.hero {
  min-height: calc(100vh - 72px);
  display: grid;
  align-items: center;
  background:
    linear-gradient(90deg, rgba(247, 251, 250, 0.97) 0%, rgba(247, 251, 250, 0.88) 48%, rgba(247, 251, 250, 0.48) 100%),
    url("https://images.unsplash.com/photo-1501004318641-b39e6451bec6?auto=format&fit=crop&w=1800&q=82") center right / cover;
}

.hero-inner,
.page-hero,
.section,
.footer-inner {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
}

.hero-copy {
  max-width: 720px;
  padding: 4rem 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--teal-dark);
  font-size: 0.9rem;
  font-weight: 800;
  margin: 0 0 1rem;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 2rem;
  height: 3px;
  background: var(--berry);
  border-radius: 999px;
}

h1,
h2,
h3 {
  color: var(--ink);
  line-height: 1.12;
  letter-spacing: 0;
}

h1 {
  max-width: 860px;
  margin: 0;
  font-size: clamp(2.4rem, 8vw, 5rem);
}

h2 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 5vw, 3.3rem);
}

h3 {
  margin: 0 0 0.55rem;
  font-size: 1.35rem;
}

p {
  margin: 0 0 1rem;
}

.lead {
  max-width: 760px;
  color: #314346;
  font-size: clamp(1.1rem, 3vw, 1.35rem);
  margin-top: 1.35rem;
}

.hero-actions,
.button-row {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.button,
.button-secondary {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--teal);
  border-radius: 8px;
  padding: 0.65rem 1rem;
  font-weight: 800;
  text-decoration: none;
}

.button {
  background: var(--teal);
  color: #fff;
}

.button:hover {
  background: var(--teal-dark);
  border-color: var(--teal-dark);
  color: #fff;
}

.button-secondary {
  background: rgba(255, 255, 255, 0.74);
  color: var(--teal-dark);
}

.button-secondary:hover {
  background: var(--surface-soft);
}

.notice {
  margin-top: 2rem;
  max-width: 720px;
  border-left: 5px solid var(--yellow);
  background: rgba(255, 255, 255, 0.84);
  padding: 1rem 1.15rem;
  border-radius: 0 8px 8px 0;
}

.band {
  padding: 5rem 0;
}

.band.white {
  background: var(--surface);
}

.band.soft {
  background: var(--surface-soft);
}

.section-intro {
  max-width: 790px;
  margin-bottom: 2.4rem;
}

.grid {
  display: grid;
  gap: 1rem;
}

.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card,
.fact,
.source-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 1.4rem;
}

.card p,
.fact p,
.source-item p {
  color: var(--muted);
}

.card a {
  font-weight: 800;
}

.number {
  width: 2.2rem;
  height: 2.2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-soft);
  color: var(--teal-dark);
  border-radius: 8px;
  font-weight: 900;
  margin-bottom: 1rem;
}

.plain-list {
  margin: 1rem 0 0;
  padding-left: 1.2rem;
}

.plain-list li {
  margin-bottom: 0.6rem;
}

.checklist {
  display: grid;
  gap: 0.75rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.checklist li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  align-items: start;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1rem;
}

.checklist li::before {
  content: "";
  width: 0.85rem;
  height: 0.85rem;
  margin-top: 0.45rem;
  background: var(--berry);
  border-radius: 50%;
}

.callout {
  background: #ffffff;
  border: 2px solid var(--teal);
  border-radius: 8px;
  padding: 1.5rem;
}

.callout strong {
  color: var(--teal-dark);
}

.feedback-box {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  margin-top: 2rem;
  padding: 1.4rem;
}

.feedback-box form {
  display: grid;
  gap: 1rem;
}

.feedback-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.feedback-field {
  display: grid;
  gap: 0.35rem;
}

.feedback-field label,
.feedback-consent {
  color: var(--ink);
  font-size: 0.95rem;
  font-weight: 800;
}

.feedback-field select,
.feedback-field input {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font: inherit;
  padding: 0.55rem 0.7rem;
}

.rating-options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.rating-options label {
  min-width: 44px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
  font-weight: 900;
  cursor: pointer;
}

.rating-options input {
  position: absolute;
  opacity: 0;
}

.rating-options label:has(input:checked) {
  background: var(--teal);
  color: #fff;
  border-color: var(--teal);
}

.feedback-consent {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.6rem;
  align-items: start;
  font-weight: 700;
}

.feedback-consent input {
  width: 1.1rem;
  height: 1.1rem;
  margin-top: 0.28rem;
}

.feedback-note,
.feedback-status {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0;
}

.feedback-status[data-tone="success"] {
  color: var(--teal-dark);
  font-weight: 800;
}

.feedback-status[data-tone="error"] {
  color: var(--berry);
  font-weight: 800;
}

.page-hero {
  padding: 5rem 0 3.5rem;
}

.page-hero .lead {
  max-width: 850px;
}

.content {
  width: min(100% - 2rem, 920px);
  margin: 0 auto;
  padding: 0 0 5rem;
}

.content section {
  padding: 2.2rem 0;
  border-top: 1px solid var(--line);
}

.content section:first-child {
  border-top: 0;
}

.content h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
}

.content h3 {
  margin-top: 1.4rem;
}

.mini-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.8rem;
}

.mini-nav a {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.55rem 0.75rem;
  font-size: 0.95rem;
  font-weight: 800;
  text-decoration: none;
}

.site-footer {
  background: var(--ink);
  color: #edf6f4;
  padding: 3rem 0;
}

.site-footer a {
  color: #ffffff;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
}

.footer-inner p {
  color: #d5e1df;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  justify-content: flex-end;
  align-content: start;
}

.footer-links a {
  font-weight: 800;
}

@media (max-width: 820px) {
  body {
    font-size: 17px;
  }

  .site-header {
    position: static;
  }

  .nav {
    min-height: auto;
    padding: 1rem 0;
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    justify-content: flex-start;
  }

  .nav-links a {
    padding: 0.45rem 0.55rem;
  }

  .hero {
    min-height: 84vh;
    background:
      linear-gradient(180deg, rgba(247, 251, 250, 0.97) 0%, rgba(247, 251, 250, 0.86) 62%, rgba(247, 251, 250, 0.72) 100%),
      url("https://images.unsplash.com/photo-1501004318641-b39e6451bec6?auto=format&fit=crop&w=1200&q=82") center / cover;
  }

  .grid.three,
  .grid.two,
  .feedback-fields,
  .footer-inner {
    grid-template-columns: 1fr;
  }

  .footer-links {
    justify-content: flex-start;
  }

  .band {
    padding: 3.5rem 0;
  }
}

@media (max-width: 520px) {
  .hero-actions,
  .button-row {
    align-items: stretch;
    flex-direction: column;
  }

  .button,
  .button-secondary {
    width: 100%;
  }
}