/* Meteon Run 特集サイト — design system */
:root {
  --bg: #060a18;
  --bg-2: #0b1230;
  --bg-3: #101a42;
  --card: rgba(255, 255, 255, 0.05);
  --card-strong: rgba(255, 255, 255, 0.08);
  --line: rgba(255, 255, 255, 0.13);
  --text: #eef2ff;
  --muted: #a8b1cd;
  --yellow: #ffd23f;
  --yellow-deep: #f5a623;
  --cyan: #3ec7ff;
  --violet: #8b7bff;
  --danger: #ff6b6b;
  --radius: 16px;
  --maxw: 1080px;
  --font-head: "M PLUS Rounded 1c", "Hiragino Maru Gothic ProN", sans-serif;
  --font-body: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.9;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- 汎用 ---------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.section { padding: 72px 0; position: relative; }
.section-alt { background: linear-gradient(180deg, rgba(62, 199, 255, 0.04), rgba(139, 123, 255, 0.04)); }
.eyebrow {
  display: inline-block;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--yellow);
  margin-bottom: 10px;
}
h1, h2, h3 { font-family: var(--font-head); font-weight: 800; line-height: 1.4; }
h2 { font-size: clamp(26px, 4.2vw, 38px); margin-bottom: 18px; }
h3 { font-size: 20px; margin-bottom: 10px; }
.section-lead { color: var(--muted); max-width: 760px; margin-bottom: 40px; }
.center { text-align: center; }
.center .section-lead { margin-left: auto; margin-right: auto; }

.btn {
  display: inline-block;
  font-family: var(--font-head);
  font-weight: 800;
  border-radius: 999px;
  padding: 14px 34px;
  font-size: 16px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  text-decoration: none !important;
  text-align: center;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: linear-gradient(135deg, var(--yellow), var(--yellow-deep));
  color: #1a1400;
  box-shadow: 0 6px 24px rgba(255, 210, 63, 0.35);
}
.btn-primary:hover { box-shadow: 0 10px 30px rgba(255, 210, 63, 0.5); }
.btn-ghost {
  border: 2px solid var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}
.btn-lg { padding: 17px 44px; font-size: 18px; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
}
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 860px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .section { padding: 52px 0; }
}

.note {
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.7;
}

/* ---------- PR表記バー ---------- */
.pr-bar {
  background: #0d132b;
  border-bottom: 1px solid var(--line);
  font-size: 11.5px;
  color: var(--muted);
  text-align: center;
  padding: 5px 12px;
}

/* ---------- ヘッダー ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(6, 10, 24, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 62px;
}
.brand {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 18px;
  color: var(--text);
  text-decoration: none !important;
  display: flex;
  align-items: center;
  gap: 9px;
}
.brand .brand-mark { font-size: 20px; }
.brand b { color: var(--yellow); }
.nav { display: flex; gap: 22px; align-items: center; }
.nav a {
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none !important;
}
.nav a:hover { color: var(--text); }
.nav .nav-cta {
  color: #1a1400;
  background: linear-gradient(135deg, var(--yellow), var(--yellow-deep));
  padding: 8px 18px;
  border-radius: 999px;
  font-family: var(--font-head);
  font-weight: 800;
}
.nav-toggle { display: none; background: none; border: 0; color: var(--text); font-size: 26px; cursor: pointer; }
@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .nav {
    display: none;
    position: absolute;
    top: 62px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(6, 10, 24, 0.97);
    border-bottom: 1px solid var(--line);
    padding: 18px 20px 24px;
    gap: 16px;
  }
  .nav.open { display: flex; }
}

/* ---------- ヒーロー ---------- */
.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(1100px 520px at 78% -10%, rgba(139, 123, 255, 0.28), transparent 60%),
    radial-gradient(900px 500px at 12% 108%, rgba(62, 199, 255, 0.2), transparent 60%),
    linear-gradient(180deg, #0a1130 0%, var(--bg) 100%);
}
.stars, .stars::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1.6px 1.6px at 8% 22%, #fff, transparent),
    radial-gradient(1.2px 1.2px at 21% 68%, rgba(255,255,255,0.9), transparent),
    radial-gradient(1.8px 1.8px at 33% 15%, rgba(255,255,255,0.8), transparent),
    radial-gradient(1.1px 1.1px at 47% 45%, #fff, transparent),
    radial-gradient(1.5px 1.5px at 58% 8%, rgba(255,255,255,0.85), transparent),
    radial-gradient(1.2px 1.2px at 66% 62%, #fff, transparent),
    radial-gradient(1.9px 1.9px at 78% 28%, rgba(255,255,255,0.9), transparent),
    radial-gradient(1.2px 1.2px at 88% 74%, #fff, transparent),
    radial-gradient(1.4px 1.4px at 94% 12%, rgba(255,255,255,0.8), transparent);
  pointer-events: none;
}
.stars::after {
  transform: translate(3%, 6%) scale(1.15);
  opacity: 0.55;
  animation: twinkle 4.5s ease-in-out infinite alternate;
}
@keyframes twinkle { from { opacity: 0.25; } to { opacity: 0.7; } }
@media (prefers-reduced-motion: reduce) {
  .stars::after { animation: none; }
}
.hero .wrap {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: center;
  padding-top: 64px;
  padding-bottom: 72px;
}
.hero-copy { min-width: 0; }
.hero-logo { width: min(300px, 62%); margin-bottom: 26px; filter: drop-shadow(0 8px 30px rgba(62, 199, 255, 0.35)); }
.hero h1 {
  font-size: clamp(27px, 4.6vw, 44px);
  margin-bottom: 16px;
  text-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}
.hero h1 .accent { color: var(--yellow); }
.hero-lead { color: var(--muted); font-size: clamp(15px, 2vw, 17.5px); margin-bottom: 30px; max-width: 520px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 18px; }
.hero-visual { position: relative; display: flex; justify-content: center; }
.hero-phone {
  width: min(300px, 78%);
  border-radius: 28px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.55), 0 0 60px rgba(62, 199, 255, 0.22);
}
.hero-mascot {
  position: absolute;
  width: 120px;
  bottom: -14px;
  left: 2%;
  filter: drop-shadow(0 12px 24px rgba(0, 0, 0, 0.5));
  animation: float 3.6s ease-in-out infinite alternate;
}
@keyframes float { from { transform: translateY(0); } to { transform: translateY(-12px); } }
@media (prefers-reduced-motion: reduce) { .hero-mascot { animation: none; } }
@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: 1fr; padding-top: 44px; }
  .hero-visual { order: 2; margin-top: 6px; }
  .hero-mascot { width: 96px; }
}

/* ---------- 特徴カード ---------- */
.feature-card { text-align: left; }
.feature-card .icon { font-size: 30px; margin-bottom: 12px; }
.feature-card p { color: var(--muted); font-size: 14.5px; }

/* ---------- 基本情報テーブル ---------- */
.info-table-scroller { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--line); }
table.info-table { width: 100%; border-collapse: collapse; font-size: 14.5px; min-width: 520px; }
table.info-table th, table.info-table td { padding: 13px 18px; text-align: left; border-bottom: 1px solid var(--line); }
table.info-table tr:last-child th, table.info-table tr:last-child td { border-bottom: 0; }
table.info-table th { width: 32%; color: var(--muted); font-weight: 600; background: rgba(255, 255, 255, 0.03); white-space: nowrap; }

/* ---------- ステップ ---------- */
.steps { counter-reset: step; display: grid; gap: 16px; }
.step {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 18px;
  align-items: start;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 24px;
}
.step::before {
  counter-increment: step;
  content: counter(step);
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 21px;
  color: #1a1400;
  background: linear-gradient(135deg, var(--yellow), var(--yellow-deep));
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.step p { color: var(--muted); font-size: 14.5px; }

/* ---------- トークンカード ---------- */
.token-card { position: relative; overflow: hidden; }
.token-card .token-symbol {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 30px;
  margin-bottom: 4px;
}
.token-card.mto .token-symbol { color: var(--violet); }
.token-card.gmto .token-symbol { color: var(--cyan); }
.token-card .token-name { color: var(--muted); font-size: 13px; margin-bottom: 14px; }
.token-card ul { list-style: none; }
.token-card li { padding-left: 22px; position: relative; font-size: 14.5px; color: var(--muted); margin-bottom: 7px; }
.token-card li::before { content: "▸"; position: absolute; left: 0; color: var(--yellow); }

/* ---------- シューズギャラリー ---------- */
.shoe-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
.shoe-grid img { border-radius: 12px; border: 1px solid var(--line); transition: transform 0.2s ease; }
.shoe-grid img:hover { transform: translateY(-5px) scale(1.03); }
@media (max-width: 860px) { .shoe-grid { grid-template-columns: repeat(3, 1fr); } }

/* ---------- コラボ / 社会貢献 ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }
.split .visual img { border-radius: var(--radius); border: 1px solid var(--line); }
.split .visual .tall { max-width: 320px; margin: 0 auto; }
.badge-line { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.badge {
  font-size: 12.5px;
  font-weight: 700;
  border: 1px solid var(--line);
  color: var(--muted);
  border-radius: 999px;
  padding: 5px 14px;
  background: rgba(255, 255, 255, 0.04);
}

/* ---------- FAQ ---------- */
.faq details {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
}
.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 52px 18px 22px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 15.5px;
  position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 22px;
  color: var(--yellow);
  transition: transform 0.2s ease;
}
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq .faq-a { padding: 0 22px 20px; color: var(--muted); font-size: 14.5px; }

/* ---------- CTAセクション ---------- */
.cta-final {
  text-align: center;
  background:
    radial-gradient(700px 320px at 50% 0%, rgba(255, 210, 63, 0.12), transparent 70%),
    linear-gradient(180deg, var(--bg) 0%, #0a1130 100%);
  border-top: 1px solid var(--line);
}
.store-buttons { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-top: 26px; }

/* ---------- 記事ページ(ガイド) ---------- */
.article-hero { padding: 56px 0 34px; }
.article-hero h1 { font-size: clamp(25px, 4vw, 36px); margin: 10px 0 14px; }
.article-hero .article-meta { color: var(--muted); font-size: 13px; }
.breadcrumb { font-size: 13px; color: var(--muted); }
.breadcrumb a { color: var(--muted); }
.article-body { max-width: 780px; }
.article-body h2 {
  font-size: clamp(21px, 3vw, 27px);
  margin: 52px 0 18px;
  padding-left: 16px;
  border-left: 4px solid var(--yellow);
}
.article-body h3 { margin: 34px 0 12px; color: var(--cyan); }
.article-body p { margin-bottom: 18px; }
.article-body ul, .article-body ol { margin: 0 0 18px 24px; }
.article-body li { margin-bottom: 8px; }
.article-body .card { margin: 24px 0; }
.article-body .point {
  border-left: 4px solid var(--cyan);
  background: rgba(62, 199, 255, 0.07);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 16px 20px;
  margin: 24px 0;
  font-size: 14.5px;
}
.article-body .warn {
  border-left: 4px solid var(--danger);
  background: rgba(255, 107, 107, 0.07);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 16px 20px;
  margin: 24px 0;
  font-size: 14.5px;
}
.article-body img { border-radius: var(--radius); border: 1px solid var(--line); margin: 8px 0 18px; }
.toc {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin: 26px 0 10px;
  font-size: 14.5px;
}
.toc ol { margin: 8px 0 0 22px; }
.toc a { color: var(--text); }

/* ---------- フッター ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 48px 0 40px; background: #05081372; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; margin-bottom: 30px; }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr; } }
.site-footer h3.footer-heading { font-family: var(--font-head); font-size: 14px; margin-bottom: 12px; color: var(--text); }
.site-footer ul { list-style: none; }
.site-footer li { margin-bottom: 8px; }
.site-footer a { color: var(--muted); font-size: 13.5px; }
.footer-disclaimer { font-size: 11.5px; color: #7a83a3; line-height: 1.8; border-top: 1px solid var(--line); padding-top: 22px; }
.footer-copy { margin-top: 14px; font-size: 12px; color: #7a83a3; }