:root {
  --background: #f7f8f5;
  --surface: #ffffff;
  --text: #18211b;
  --muted: #5d685f;
  --border: #dfe5df;
  --green: #146c3a;
  --green-dark: #0d4d29;
  --green-soft: #edf6f0;
  --max-width: 860px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

a {
  color: var(--green-dark);
}

a:hover {
  text-decoration-thickness: 2px;
}

img,
iframe,
video {
  max-width: 100%;
}

.container {
  width: min(calc(100% - 32px), var(--max-width));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 8px;
  padding: 10px 14px;
  background: var(--text);
  color: white;
  z-index: 100;
}

.skip-link:focus {
  left: 8px;
}

header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.topbar {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  color: var(--text);
  font-size: 18px;
  font-weight: 800;
  text-decoration: none;
  letter-spacing: -0.02em;
}

nav {
  display: flex;
  gap: 18px;
  font-size: 14px;
}

nav a {
  color: var(--muted);
  text-decoration: none;
}

.hero {
  padding: 76px 0 58px;
  border-bottom: 1px solid var(--border);
}

.kicker {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--green-dark);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin-top: 0;
  line-height: 1.18;
  letter-spacing: -0.035em;
}

h1 {
  max-width: 760px;
  margin-bottom: 20px;
  font-size: clamp(40px, 7vw, 72px);
}

h2 {
  font-size: clamp(28px, 5vw, 42px);
}

h3 {
  font-size: 24px;
}

.intro {
  max-width: 710px;
  margin: 0;
  color: var(--muted);
  font-size: 20px;
}

.summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 38px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--border);
}

.summary div {
  padding: 20px;
  background: var(--surface);
}

.summary strong {
  display: block;
  margin-bottom: 4px;
  font-size: 18px;
}

.summary span {
  color: var(--muted);
  font-size: 14px;
}

main section {
  padding: 64px 0;
}

.section-heading {
  max-width: 700px;
  margin-bottom: 30px;
}

.section-heading p {
  margin-bottom: 0;
  color: var(--muted);
}

.index-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--border);
}

.index-list li {
  border-bottom: 1px solid var(--border);
}

.index-list a {
  display: grid;
  grid-template-columns: 110px 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 20px 0;
  color: var(--text);
  text-decoration: none;
}

.index-list time,
.index-list span {
  color: var(--muted);
  font-size: 14px;
}

.index-list strong {
  font-size: 18px;
}

.review {
  scroll-margin-top: 24px;
  margin-bottom: 34px;
  padding: 34px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
}

.review:last-child {
  margin-bottom: 0;
}

.review-label {
  display: inline-block;
  margin-bottom: 14px;
  padding: 5px 9px;
  border: 1px solid #cfe2d4;
  border-radius: 999px;
  background: var(--green-soft);
  color: var(--green-dark);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.review-subtitle {
  margin-top: -8px;
  color: var(--muted);
}

blockquote {
  margin: 28px 0;
  padding: 0 0 0 22px;
  border-left: 4px solid var(--green);
  color: var(--text);
  font-size: 24px;
  font-weight: 700;
  line-height: 1.45;
}

.facts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  margin: 28px 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.fact {
  padding: 16px;
  border-bottom: 1px solid var(--border);
}

.fact:nth-child(odd) {
  border-right: 1px solid var(--border);
}
.fact:nth-last-child(-n + 2) {
  border-bottom: 0;
}

.fact dt {
  margin-bottom: 3px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.fact dd {
  margin: 0;
  font-weight: 700;
}

.review h4 {
  margin: 28px 0 8px;
  font-size: 18px;
}

.video-box {
  margin: 28px 0;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fafbf9;
}

.video-box p:first-child {
  margin-top: 0;
}
.video-box p:last-child {
  margin-bottom: 0;
}

.verification {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 14px;
}

.method-list {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.method-list li {
  padding: 20px;
  border-left: 4px solid var(--green);
  background: var(--surface);
}

footer {
  padding: 36px 0;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 14px;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 24px;
}

@media (max-width: 680px) {
  body {
    font-size: 16px;
  }
  .topbar {
    align-items: flex-start;
    padding: 18px 0;
  }
  nav {
    display: none;
  }
  .hero {
    padding: 54px 0 42px;
  }
  .summary {
    grid-template-columns: 1fr;
  }
  .index-list a {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .review {
    padding: 24px 20px;
  }
  .facts {
    grid-template-columns: 1fr;
  }
  .fact:nth-child(odd) {
    border-right: 0;
  }
  .fact:nth-last-child(-n + 2) {
    border-bottom: 1px solid var(--border);
  }
  .fact:last-child {
    border-bottom: 0;
  }
  blockquote {
    font-size: 21px;
  }
  .footer-row {
    flex-direction: column;
  }
}
/* ===========================
   Pagination
=========================== */

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin: 50px 0 0;
}

.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  height: 44px;
  padding: 0 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.25s ease;
}

.pagination a:hover {
  border-color: var(--green);
  background: var(--green-soft);
  color: var(--green-dark);
}

.pagination .active,
.pagination span.active {
  background: var(--green);
  color: #fff;
  border-color: var(--green);
}

.pagination .disabled {
  opacity: 0.45;
  pointer-events: none;
}

.pagination .prev,
.pagination .next {
  padding: 0 18px;
}

.pagination-info {
  margin-top: 20px;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
}