@import url("https://fonts.googleapis.com/css2?family=Fraunces:wght@400;600;700&family=Noto+Sans+JP:wght@400;500;700&family=Noto+Serif+JP:wght@500;700&family=Space+Grotesk:wght@400;500;600;700&display=swap");

:root {
  --bg: #f6f1e8;
  --ink: #1f1b16;
  --muted: #6a6358;
  --accent: #c9572a;
  --accent-2: #197278;
  --accent-3: #e6b34d;
  --card: #fff8ee;
  --outline: rgba(31, 27, 22, 0.12);
  --ring: rgba(201, 87, 42, 0.24);
  --shadow: 0 26px 60px rgba(31, 27, 22, 0.12);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Space Grotesk", "Noto Sans JP", sans-serif;
  color: var(--ink);
  background: linear-gradient(160deg, #f6f1e8 0%, #f2ede3 45%, #f9f2e7 100%);
  position: relative;
}

body::before,
body::after {
  content: "";
  position: fixed;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  z-index: 0;
  opacity: 0.9;
  pointer-events: none;
}

body::before {
  top: -140px;
  right: -120px;
  background: radial-gradient(circle at 30% 30%, rgba(201, 87, 42, 0.35), transparent 70%);
}

body::after {
  bottom: -160px;
  left: -140px;
  background: radial-gradient(circle at 40% 60%, rgba(25, 114, 120, 0.3), transparent 70%);
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--accent-2);
}

main {
  position: relative;
  z-index: 1;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
  padding: 32px 0 80px;
  position: relative;
  z-index: 1;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 16px;
}

.brand {
  font-family: "Fraunces", "Noto Serif JP", serif;
  font-size: clamp(20px, 2.2vw, 26px);
  letter-spacing: 0.02em;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 14px;
}

.nav-links a {
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--outline);
  background: #fff;
  color: var(--ink);
}

.nav-links a:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.hero,
.policy-hero {
  margin-top: 40px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 12px;
  color: var(--muted);
}

.hero h1,
.policy-hero h1 {
  font-family: "Fraunces", "Noto Serif JP", serif;
  font-size: clamp(32px, 4.8vw, 56px);
  margin: 12px 0 16px;
}

.lead {
  font-size: clamp(16px, 2vw, 19px);
  line-height: 1.7;
  max-width: 680px;
  color: var(--muted);
}

.section {
  margin-top: 56px;
}

.section-head {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.section-head h2 {
  font-family: "Fraunces", "Noto Serif JP", serif;
  font-size: clamp(22px, 2.6vw, 30px);
  margin: 0;
}

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

.card-grid {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 22px;
}

.card {
  background: var(--card);
  border-radius: 20px;
  padding: 24px;
  border: 1px solid var(--outline);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.card::after {
  content: "";
  position: absolute;
  top: -40px;
  right: -30px;
  width: 140px;
  height: 140px;
  background: radial-gradient(circle, rgba(230, 179, 77, 0.28), transparent 70%);
}

.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.card h3 {
  font-size: 20px;
  margin: 0;
}

.pill {
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(25, 114, 120, 0.4);
  background: #fff;
}

.card-desc {
  margin: 12px 0 0;
  color: var(--muted);
}

.meta {
  display: grid;
  gap: 8px;
  margin: 16px 0;
}

.meta div {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 13px;
  color: var(--muted);
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.links a {
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--outline);
  background: #fff;
  font-size: 13px;
  color: var(--ink);
}

.developer-page .card-desc {
  line-height: 1.7;
}

.developer-page .policy-section .links {
  margin-top: 16px;
}

.policy-meta {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--muted);
  font-size: 14px;
}

.policy-section {
  margin-top: 32px;
  padding: 24px;
  border-radius: 16px;
  border: 1px solid var(--outline);
  background: #fff;
}

.policy-section h2 {
  font-family: "Fraunces", "Noto Serif JP", serif;
  margin-top: 0;
}

.policy-section p {
  line-height: 1.7;
  color: var(--muted);
}

.policy-section ul {
  padding-left: 20px;
  margin: 12px 0 0;
  color: var(--muted);
}

.support-actions {
  margin-top: 18px;
}

.support-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin-top: 16px;
}

.support-item {
  border: 1px solid var(--outline);
  border-radius: 14px;
  padding: 16px;
  background: rgba(255, 248, 238, 0.72);
}

.support-item h3 {
  margin: 0 0 8px;
  font-size: 17px;
}

.support-item p {
  margin: 0;
}

.faq-list {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.faq-list details {
  border: 1px solid var(--outline);
  border-radius: 14px;
  padding: 14px 16px;
  background: rgba(255, 248, 238, 0.72);
}

.faq-list summary {
  cursor: pointer;
  font-weight: 700;
}

.faq-list details p,
.faq-list details ul {
  margin-top: 10px;
}

.contact-list li + li {
  margin-top: 8px;
}

.footer {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--outline);
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  font-size: 14px;
}

.footer a {
  color: var(--muted);
}

.footer a:hover {
  color: var(--accent);
}

.reveal {
  opacity: 0;
  animation: fadeUp 0.8s ease forwards;
}

.delay-1 {
  animation-delay: 0.1s;
}

.delay-2 {
  animation-delay: 0.2s;
}

.delay-3 {
  animation-delay: 0.3s;
}

.delay-4 {
  animation-delay: 0.4s;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 720px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-links {
    width: 100%;
  }

  .meta div {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    animation: none;
    opacity: 1;
    transform: none;
  }
}