:root {
  --ink: #19303a;
  --cream: #fbf7ef;
  --white: #fff;
  --mint: #dfeee9;
  --green: #347563;
  --coral: #df795d;
  --line: #d8dfda;
  --muted: #65737a;
  --max: 1080px;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: "Yu Gothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  line-height: 1.8;
}
.wrap {
  width: min(calc(100% - 34px), var(--max));
  margin: auto;
}
a {
  color: inherit;
}
.ad {
  font-size: 0.8rem;
  text-align: center;
  padding: 7px;
  background: #fff4d7;
}
.header {
  background: rgba(251, 247, 239, 0.96);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
}
.header-in {
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  text-decoration: none;
  font-weight: 900;
  font-size: 1.12rem;
}
.brand b {
  color: var(--coral);
}
.nav {
  display: flex;
  gap: 22px;
}
.nav a {
  text-decoration: none;
  font-weight: 700;
  font-size: 0.88rem;
}
.hero {
  padding: 84px 0 70px;
  background: radial-gradient(circle at 80% 20%, #dceee8, transparent 36%);
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.75fr);
  align-items: center;
  gap: 24px;
}
.hero-copy {
  position: relative;
  z-index: 2;
}
.mascot {
  position: relative;
  align-self: end;
  min-height: 500px;
  display: flex;
  justify-content: center;
  align-items: flex-end;
}
.mascot img {
  display: block;
  width: min(100%, 440px);
  height: auto;
  max-height: 540px;
  object-fit: contain;
  object-position: center bottom;
  filter: drop-shadow(0 18px 24px rgba(25, 48, 58, 0.14));
}
.mascot-talk {
  position: absolute;
  z-index: 2;
  top: 8px;
  left: -18px;
  max-width: 260px;
  background: #fff;
  border: 2px solid var(--green);
  border-radius: 18px;
  padding: 12px 16px;
  box-shadow: 0 8px 24px rgba(25, 48, 58, 0.1);
}
.mascot-talk::after {
  content: "";
  position: absolute;
  right: 30px;
  bottom: -12px;
  width: 20px;
  height: 20px;
  background: #fff;
  border-right: 2px solid var(--green);
  border-bottom: 2px solid var(--green);
  transform: rotate(45deg);
}
.mascot-talk strong,
.mascot-talk span {
  display: block;
}
.mascot-talk strong {
  color: var(--green);
}
.mascot-talk span {
  font-size: 0.82rem;
  color: var(--muted);
}
.eyebrow,
.tag {
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  color: var(--green);
}
h1,
h2,
h3 {
  font-family: Georgia, "Yu Mincho", serif;
  line-height: 1.35;
}
h1 {
  font-size: clamp(2.5rem, 6vw, 4.8rem);
  margin: 0.2em 0;
}
.lead {
  font-size: 1.05rem;
  color: #4f6168;
  max-width: 720px;
}
.btn {
  display: inline-block;
  background: var(--coral);
  color: #fff;
  text-decoration: none;
  font-weight: 900;
  padding: 13px 20px;
  border-radius: 4px;
  margin-top: 14px;
}
.trust {
  background: var(--ink);
  color: #fff;
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.trust-grid div {
  padding: 20px;
  border-right: 1px solid #52656d;
}
.trust-grid div:last-child {
  border: 0;
}
.trust-grid strong {
  display: block;
}
.trust-grid span {
  font-size: 0.82rem;
  color: #cbd7db;
}
section {
  padding: 66px 0;
}
.head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 25px;
  margin-bottom: 25px;
}
.head h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin: 0;
}
.head p {
  max-width: 540px;
  color: var(--muted);
  margin: 0;
}
.cards,
.topics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.card,
.topic {
  background: #fff;
  border: 1px solid var(--line);
  padding: 25px;
}
.card {
  border-top: 5px solid var(--green);
}
.card h3,
.topic h3 {
  font-size: 1.35rem;
}
.card ul {
  padding-left: 1.2rem;
}
.status {
  display: inline-block;
  background: #fff0e9;
  color: #9b422c;
  padding: 3px 8px;
  font-size: 0.72rem;
  font-weight: 900;
}
.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
}
table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
  background: #fff;
}
th,
td {
  border: 1px solid var(--line);
  padding: 14px;
  text-align: left;
  vertical-align: top;
}
th {
  background: var(--mint);
}
.note {
  font-size: 0.82rem;
  color: var(--muted);
}
.topic {
  text-decoration: none;
  display: flex;
  flex-direction: column;
  min-height: 210px;
}
.topic p {
  color: var(--muted);
  font-size: 0.9rem;
}
.topic strong {
  margin-top: auto;
  color: var(--green);
}
.footer {
  background: var(--ink);
  color: #dce5e7;
  padding: 40px 0;
}
.footer a {
  color: #fff;
}
.character-note {
  font-size: 0.72rem;
  color: #afbec3;
  max-width: 760px;
}
.page main {
  max-width: 850px;
}
.breadcrumb {
  padding-top: 24px;
  font-size: 0.82rem;
  color: var(--muted);
}
.page-hero {
  padding: 58px 0 22px;
}
.page-hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
}
.summary {
  background: #fff;
  border-left: 5px solid var(--coral);
  padding: 22px;
  margin: 24px 0;
}
.page section {
  padding: 25px 0;
}
.page h2 {
  font-size: 1.75rem;
  border-bottom: 2px solid var(--ink);
  padding-bottom: 7px;
}
.check {
  background: var(--mint);
  padding: 20px 24px;
}
.related {
  background: #fff;
  border: 1px solid var(--line);
  padding: 20px;
  margin: 30px 0;
}
.source {
  font-size: 0.8rem;
  color: var(--muted);
}
@media (max-width: 760px) {
  .nav {
    display: none;
  }
  .trust-grid,
  .cards,
  .topics {
    grid-template-columns: 1fr;
  }
  .trust-grid div {
    border-right: 0;
    border-bottom: 1px solid #52656d;
  }
  .head {
    display: block;
  }
  .head p {
    margin-top: 10px;
  }
  .hero {
    padding: 48px 0 0;
  }
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .mascot {
    min-height: 390px;
    margin-top: 18px;
  }
  .mascot img {
    max-height: 430px;
  }
  .mascot-talk {
    left: 0;
    top: 0;
    max-width: 265px;
  }
}