* {
  box-sizing: border-box;
}

:root {
  --bg: #f7f7f3;
  --surface: #ffffff;
  --surface-soft: #eef4f2;
  --ink: #243033;
  --muted: #5d6d73;
  --line: #dfe7e5;
  --brand: #2e6f73;
  --brand-dark: #214f52;
  --accent: #d49350;
  --warning: #fff3df;
  --safe: #edf7f4;
  --shadow: 0 18px 48px rgba(33, 55, 58, 0.08);
  --radius: 24px;
  --max: 1120px;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
}

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

a {
  color: var(--brand-dark);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

a:hover {
  color: #173c3e;
}

.site-header {
  width: min(var(--max), calc(100% - 32px));
  margin: 18px auto 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  position: sticky;
  top: 12px;
  z-index: 20;
  box-shadow: 0 12px 30px rgba(33, 55, 58, 0.06);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 13px;
  background: var(--surface-soft);
  display: grid;
  place-items: center;
}

.brand-mark svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: var(--brand);
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.main-nav a {
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 10px 12px;
  border-radius: 14px;
}

.main-nav a:hover {
  background: var(--surface-soft);
}

.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 14px;
  padding: 9px 12px;
  font-weight: 700;
  color: var(--ink);
}

.hero,
.page-hero,
.content-grid,
.split-section,
.content-section {
  width: min(var(--max), calc(100% - 32px));
  margin-left: auto;
  margin-right: auto;
}

.hero {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  gap: 36px;
  align-items: center;
  padding: 72px 0 46px;
}

.hero-copy,
.page-hero {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--brand-dark);
  font-size: 0.84rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

h1,
h2,
h3 {
  line-height: 1.15;
  letter-spacing: -0.035em;
  color: var(--ink);
}

h1 {
  font-size: clamp(2.2rem, 6vw, 4.8rem);
  margin: 0 0 18px;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  margin: 0 0 16px;
}

h3 {
  font-size: 1.2rem;
  margin: 22px 0 8px;
}

p {
  margin: 0 0 16px;
}

.lead {
  font-size: 1.17rem;
  color: var(--muted);
  max-width: 760px;
}

.notice {
  margin-top: 18px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  background: #fffaf0;
  color: #51412e;
  border-radius: 18px;
  font-size: 0.96rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border-radius: 16px;
  padding: 12px 18px;
  font-weight: 800;
  text-decoration: none;
}

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

.button.secondary {
  background: var(--surface);
  color: var(--brand-dark);
  border: 1px solid var(--line);
}

.hero-media,
.split-section figure {
  margin: 0;
}

.hero-media img,
.split-section img {
  border-radius: 32px;
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 12px;
}

.card,
.content-section,
.page-hero,
.split-section {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 12px 34px rgba(33, 55, 58, 0.04);
}

.card,
.content-section,
.page-hero {
  padding: clamp(22px, 4vw, 42px);
}

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

.icon {
  width: 46px;
  height: 46px;
  border-radius: 16px;
  background: var(--surface-soft);
  display: inline-grid;
  place-items: center;
  margin-bottom: 18px;
}

.icon svg {
  width: 26px;
  height: 26px;
  fill: none;
  stroke: var(--brand);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.split-section {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: 32px;
  align-items: center;
  padding: clamp(22px, 4vw, 42px);
  margin-top: 22px;
}

.split-section.top-align {
  align-items: start;
}

.content-section {
  margin-top: 22px;
}

.two-column-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.check-list,
.step-list {
  padding: 0;
  margin: 16px 0 0;
  list-style: none;
}

.check-list li,
.step-list li {
  position: relative;
  padding-left: 34px;
  margin: 12px 0;
}

.check-list li::before,
.step-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.36em;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--brand);
}

.check-list li::after,
.step-list li::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 0.6em;
  width: 5px;
  height: 9px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.safe-box {
  background: var(--safe);
}

.warning-box {
  background: var(--warning);
}

.next-steps {
  background: #f9f5ed;
}

.text-link {
  display: inline-flex;
  margin-top: 4px;
  font-weight: 800;
}

.link-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 18px;
}

.link-cards a {
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--brand-dark);
  border-radius: 18px;
  padding: 16px;
  font-weight: 800;
  text-decoration: none;
}

.link-cards a:hover {
  background: var(--surface-soft);
}

.faq-section {
  padding-bottom: clamp(20px, 3vw, 34px);
}

.faq-item {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface);
  padding: 0;
  margin: 12px 0;
  overflow: hidden;
}

.faq-item summary {
  cursor: pointer;
  padding: 18px 20px;
  font-weight: 800;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item p {
  padding: 0 20px 20px;
  color: var(--muted);
}

.page-hero {
  margin-top: 46px;
  margin-bottom: 22px;
}

.page-hero.compact h1 {
  font-size: clamp(2.15rem, 5vw, 4rem);
}

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
  color: var(--muted);
  font-size: 0.95rem;
}

.breadcrumb a {
  color: var(--brand-dark);
  font-weight: 800;
  text-decoration: none;
}

.breadcrumb span:last-child {
  color: var(--muted);
}

.site-footer {
  width: min(var(--max), calc(100% - 32px));
  margin: 36px auto 24px;
  border-radius: 28px;
  border: 1px solid var(--line);
  background: #20383b;
  color: #eef6f4;
  padding: clamp(22px, 4vw, 34px);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 24px;
}

.site-footer p {
  color: #d7e4e1;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.site-footer a {
  color: #ffffff;
  text-decoration: none;
  font-weight: 800;
  border: 1px solid rgba(255, 255, 255, 0.18);
  padding: 10px 12px;
  border-radius: 14px;
}

.fine-print {
  margin: 22px 0 0;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  font-size: 0.95rem;
}

.top-button {
  position: fixed;
  right: 18px;
  bottom: 18px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: 0.2s ease;
  border: 0;
  border-radius: 999px;
  background: var(--brand);
  color: #fff;
  font-weight: 800;
  padding: 10px 14px;
  box-shadow: 0 14px 30px rgba(33, 55, 58, 0.18);
}

.top-button.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

@media (max-width: 860px) {
  .site-header {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .main-nav {
    width: 100%;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding-top: 8px;
  }

  .main-nav.open {
    display: flex;
  }

  .main-nav a {
    background: var(--surface-soft);
  }

  .hero,
  .split-section,
  .content-grid,
  .two-column-list,
  .footer-inner {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 42px;
  }

  .link-cards {
    grid-template-columns: 1fr 1fr;
  }

  .site-footer nav {
    justify-content: flex-start;
  }
}

@media (max-width: 560px) {
  .site-header,
  .hero,
  .page-hero,
  .content-grid,
  .split-section,
  .content-section,
  .site-footer {
    width: min(100% - 22px, var(--max));
  }

  .brand span:last-child {
    font-size: 0.96rem;
  }

  .hero-actions,
  .link-cards {
    display: grid;
    grid-template-columns: 1fr;
  }

  .button {
    width: 100%;
  }

  .hero-media img,
  .split-section img {
    border-radius: 22px;
  }
}