:root {
  --paper: #fffdf6;
  --mint: #dff5e8;
  --sky: #d9eef8;
  --lemon: #ffe88f;
  --coral: #ff866f;
  --ink: #26343f;
  --muted: #65737f;
  --line: #d7e5dd;
  --green: #247b62;
  --blue: #2d6f96;
  --shadow: 0 16px 38px rgba(32, 53, 62, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(36, 123, 98, 0.08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(45, 111, 150, 0.08) 1px, transparent 1px),
    var(--paper);
  background-size: 28px 28px;
  font-family: "Hiragino Sans", "Yu Gothic", "YuGothic", "Meiryo", system-ui, sans-serif;
  line-height: 1.75;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(18px, 4vw, 54px);
  background: rgba(255, 253, 246, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}
.brand { display: inline-flex; align-items: center; gap: 12px; min-width: 230px; }
.brand-mark {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 2px solid var(--green);
  border-radius: 8px;
  background: var(--mint);
  color: var(--green);
  font-weight: 900;
}
.brand strong { display: block; font-size: 1rem; line-height: 1.2; }
.brand small { display: block; color: var(--muted); font-size: 0.76rem; line-height: 1.4; }
.nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px; }
.nav a {
  padding: 8px 10px;
  border-radius: 8px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}
.nav a:hover, .nav a[aria-current="page"] { background: var(--mint); color: var(--green); }
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  align-items: center;
  gap: clamp(28px, 5vw, 70px);
  min-height: calc(100vh - 82px);
  padding: clamp(44px, 7vw, 92px) clamp(20px, 6vw, 84px) 52px;
  background:
    linear-gradient(135deg, rgba(223, 245, 232, 0.96), rgba(255, 253, 246, 0.98) 58%, rgba(255, 232, 143, 0.34)),
    var(--paper);
  border-bottom: 1px solid var(--line);
}
.eyebrow {
  margin: 0 0 10px;
  color: var(--green);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}
h1, h2, h3, p { overflow-wrap: anywhere; }
h1 { margin: 0; font-size: clamp(2.35rem, 6vw, 5.1rem); line-height: 1.08; letter-spacing: 0; }
h2 { margin: 0; font-size: clamp(1.7rem, 3.5vw, 2.55rem); line-height: 1.25; letter-spacing: 0; }
h3 { margin: 0 0 8px; font-size: 1.18rem; letter-spacing: 0; }
.lead { max-width: 680px; margin: 26px 0 0; color: #3e4f5a; font-size: clamp(1rem, 1.55vw, 1.18rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 18px;
  border: 2px solid var(--green);
  border-radius: 8px;
  font-weight: 900;
}
.button.primary { background: var(--green); color: #fff; }
.button.ghost { background: #fff; color: var(--green); }
.hero-art { position: relative; display: grid; min-height: 420px; align-items: end; justify-items: center; }
.hero-art::before {
  position: absolute;
  inset: 8% 2% 0;
  content: "";
  background:
    linear-gradient(90deg, rgba(255, 134, 111, 0.18) 50%, transparent 50%),
    linear-gradient(0deg, rgba(36, 123, 98, 0.18) 50%, transparent 50%);
  background-color: #ffffff;
  background-size: 42px 42px;
  border: 3px solid #f2c46d;
  border-radius: 8px;
  transform: rotate(-2deg);
}
.hero-character { position: relative; z-index: 1; filter: drop-shadow(0 18px 24px rgba(35, 53, 63, 0.18)); }
.main-character { width: min(76%, 520px); align-self: center; }
.side-character { position: absolute; right: 0; bottom: 28px; width: min(34%, 190px); }
.art-caption {
  position: absolute;
  z-index: 2;
  left: 6%;
  bottom: 22px;
  padding: 7px 10px;
  background: var(--lemon);
  border: 2px solid #f0bf49;
  border-radius: 8px;
  font-size: 0.84rem;
  font-weight: 900;
  transform: rotate(1.5deg);
}
.section { max-width: 1160px; margin: 0 auto; padding: clamp(56px, 7vw, 92px) clamp(20px, 5vw, 44px); }
.section-heading { display: grid; gap: 4px; margin-bottom: 26px; }
.intro-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.intro-grid p, .contact-section p, .craft-note p { margin: 0; color: #3f4f5a; font-size: 1.02rem; }
.apps-section { max-width: none; background: rgba(217, 238, 248, 0.56); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.apps-section > .section-heading, .apps-grid { max-width: 1160px; margin-left: auto; margin-right: auto; }
.apps-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.app-card, .team-member {
  display: grid;
  gap: 16px;
  align-content: start;
  min-width: 0;
  padding: 20px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}
.app-card img { width: 72px; height: 72px; border-radius: 8px; }
.app-card p, .team-member p { margin: 0; color: var(--muted); }
.status {
  display: inline-flex;
  width: fit-content;
  margin-bottom: 8px;
  padding: 3px 8px;
  background: var(--mint);
  color: var(--green);
  border-radius: 8px;
  font-size: 0.76rem;
  font-weight: 900;
}
.status.free { background: #fff0c4; color: #84621a; }
.team-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.team-member { grid-template-columns: 150px minmax(0, 1fr); align-items: center; }
.team-member img { width: 150px; height: 150px; object-fit: contain; }
.role { margin-bottom: 10px !important; color: var(--blue) !important; font-weight: 900; }
.craft-note {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 240px;
  align-items: center;
  gap: 28px;
  max-width: 1000px;
  margin-bottom: 24px;
  background: #fff;
  border: 2px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}
.craft-note img { width: 220px; justify-self: center; }
.contact-section { padding-top: 36px; }
.small-note { margin-top: 8px !important; color: var(--muted) !important; font-size: 0.92rem !important; }
.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding: 24px clamp(20px, 5vw, 54px);
  color: #f5fff9;
  background: var(--green);
}
.site-footer a { font-weight: 900; text-decoration: underline; text-underline-offset: 3px; }
.policy-hero { padding: clamp(52px, 7vw, 86px) clamp(20px, 6vw, 84px) 34px; background: var(--mint); border-bottom: 1px solid var(--line); }
.policy-hero h1 { font-size: clamp(2.1rem, 5vw, 4rem); }
.policy-hero p:last-child { margin: 18px 0 0; color: var(--muted); font-weight: 700; }
.policy { max-width: 900px; margin: 0 auto; padding: clamp(40px, 6vw, 70px) clamp(20px, 5vw, 44px); }
.policy section { padding: 28px 0; border-bottom: 1px solid var(--line); }
.policy section:first-child { padding-top: 0; }
.policy h2 { font-size: clamp(1.35rem, 2.6vw, 1.8rem); }
.policy p, .policy li { color: #3f4f5a; }
.policy ul { padding-left: 1.4rem; }
@media (max-width: 900px) {
  .site-header { align-items: flex-start; flex-direction: column; }
  .nav { justify-content: flex-start; }
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero-art { min-height: 360px; }
  .intro-grid, .apps-grid, .team-grid, .craft-note { grid-template-columns: 1fr; }
  .craft-note img { width: 180px; }
}
@media (max-width: 560px) {
  .brand { min-width: 0; }
  .hero-art { min-height: 310px; }
  .side-character { width: 35%; bottom: 22px; }
  .art-caption { left: 4%; max-width: 62%; }
  .team-member { grid-template-columns: 1fr; text-align: center; }
  .team-member img { justify-self: center; }
}