@charset "UTF-8";
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@700;900&family=Zen+Kaku+Gothic+New:wght@400;500&display=swap');

:root {
  --bg: #fdf1e2;
  --coral: #e64a2e;
  --coral-dark: #c93a22;
  --mustard: #f0a63c;
  --text-main: #2b2118;
  --text-sub: #7a6c5a;
  --card-bg: #ffffff;
  --border-color: rgba(43,33,24,0.1);

  /* ゲームカード個別のダークトーン（ポータル全体とは切り離す） */
  --dark-bg: #12141c;
  --dark-card: #191c28;
  --dark-border: #2a2e40;
  --dark-text: #eceef2;
  --dark-sub: #8b93a7;
  --ink-red: #b7282e;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Zen Kaku Gothic New', 'Noto Sans JP', sans-serif;
  background: var(--bg);
  color: var(--text-main);
  line-height: 1.7;
}

/* ===== Header（共通） ===== */
header {
  padding: 1.2rem 2rem;
  border-bottom: 2px solid var(--border-color);
  position: sticky;
  top: 0;
  background: rgba(253, 241, 226, 0.9);
  backdrop-filter: blur(6px);
  z-index: 10;
}

.header-container {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 900;
  font-size: 1.3rem;
  color: var(--text-main);
  text-decoration: none;
}
.logo span { color: var(--coral); }

nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
  margin: 0;
  padding: 0;
}
nav a {
  color: var(--text-sub);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.92rem;
}
nav a:hover { color: var(--coral); }

.back-link {
  color: var(--text-sub);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
}
.back-link:hover { color: var(--coral); }

.page-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 900;
  font-size: 1.3rem;
  margin: 0;
}
.page-title span { color: var(--coral); }

/* ===== 共通レイアウト ===== */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

footer {
  text-align: center;
  padding: 2rem 2rem;
  color: var(--text-sub);
  font-size: 0.8rem;
}
footer a {
  color: var(--coral);
  text-decoration: none;
}

/* ===== Hero（ポータルトップ） ===== */
.hero {
  text-align: center;
  padding: 2rem 2rem 2.5rem;
}

.hero-eyebrow {
  font-family: monospace;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  color: var(--coral);
  font-weight: 700;
  margin-bottom: 1.2rem;
}

.hero-banner {
  display: block;
  width: 100%;
  max-width: 900px;
  height: auto;
  margin: 0 auto 1.5rem;
}

.hero h1 {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 900;
  font-size: clamp(2rem, 5vw, 3.2rem);
  margin: 0 0 1.2rem;
  line-height: 1.4;
}

.hero p.desc {
  color: var(--text-sub);
  font-size: 1.05rem;
  max-width: 520px;
  margin: 0 auto 2.5rem;
}

/* ===== 入口ボタン（GAMES / TOOLS） ===== */
.entrance-grid {
  max-width: 700px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.entrance-card {
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: 14px;
  padding: 2rem 1.5rem;
  text-decoration: none;
  color: var(--text-main);
  transition: transform 0.2s, border-color 0.2s;
  display: block;
}
.entrance-card:hover {
  transform: translateY(-4px);
  border-color: var(--coral);
}

.entrance-card__icon {
  font-size: 2rem;
  margin-bottom: 0.8rem;
}

.entrance-card h2 {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 1.15rem;
  margin: 0 0 0.4rem;
}

.entrance-card p {
  color: var(--text-sub);
  font-size: 0.85rem;
  margin: 0;
}

/* ===== 法務系ページ（プライバシーポリシー・運営者情報・利用規約） ===== */
.container.legal-page {
  max-width: 680px;
  padding-top: 2.5rem;
  padding-bottom: 3.5rem;
}
.legal-page h1 {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 1.4rem;
  margin-bottom: 0.4rem;
}
.legal-page .updated {
  color: var(--text-sub);
  font-size: 0.82rem;
  margin-bottom: 1.8rem;
}
.legal-page h2 {
  font-size: 1rem;
  margin-top: 1.6rem;
  margin-bottom: 0.5rem;
}
.legal-page p {
  color: var(--text-sub);
  font-size: 0.9rem;
  line-height: 1.85;
  margin-bottom: 0.9rem;
}
.legal-page a {
  color: var(--coral);
}
.legal-page .intro {
  font-size: 0.92rem;
  color: var(--text-main);
  margin-bottom: 1.8rem;
}

.info-list {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}
.info-list li {
  display: flex;
  gap: 1rem;
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.9rem;
}
.info-list dt {
  width: 110px;
  flex-shrink: 0;
  color: var(--text-sub);
}
.info-list dd {
  margin: 0;
}

/* ===== ゲーム一覧ページ（game.ai-asobiba.com） ===== */
.lead {
  color: var(--text-sub);
  margin-bottom: 2.5rem;
}

.genre-section {
  margin-bottom: 3rem;
}

.genre-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  margin: 0 0 1.5rem;
  padding-left: 1rem;
  border-left: 4px solid var(--coral);
  color: var(--text-main);
}

.game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.8rem;
}

.game-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: 8px;
  padding: 1.8rem;
  display: flex;
  gap: 1.4rem;
  align-items: flex-start;
  color: var(--dark-text);
  transition: transform 0.2s, border-color 0.2s;
}
.game-card:hover {
  transform: translateY(-4px);
  border-color: var(--ink-red);
}

.game-card__body {
  flex: 1;
  min-width: 0;
}

.game-card__buttons {
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.btn {
  display: inline-block;
  background: var(--ink-red);
  color: #fff;
  padding: 0.6rem 1.1rem;
  border-radius: 4px;
  text-decoration: none;
  font-weight: bold;
  font-size: 0.85rem;
}
.btn:hover { background: #d8393f; }

.btn--ghost {
  background: transparent;
  border: 1px solid var(--ink-red);
  color: #d8393f;
}
.btn--ghost:hover { background: rgba(183,40,46,0.12); }

.game-card__thumb {
  height: 262px;
  width: auto;
  flex-shrink: 0;
  align-self: center;
  filter: drop-shadow(0 4px 10px rgba(0,0,0,0.5));
}

.game-card__badge {
  display: inline-block;
  font-family: monospace;
  font-size: 0.68rem;
  font-weight: bold;
  letter-spacing: 0.08em;
  color: #d8393f;
  border: 1px solid var(--ink-red);
  padding: 0.15rem 0.5rem;
  border-radius: 2px;
  margin-bottom: 0.5rem;
}

.game-card__title {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  margin: 0 0 0.4rem;
}

.game-card__desc {
  color: var(--dark-sub);
  font-size: 0.85rem;
  margin: 0;
}

.game-card__badge--r18 {
  background: var(--ink-red);
  color: #fff;
  margin-left: 0.4rem;
}

.game-card--soon {
  background: transparent;
  border: 2px dashed rgba(43,33,24,0.2);
  color: var(--text-sub);
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 120px;
}
.game-card--soon:hover {
  transform: none;
  border-color: rgba(43,33,24,0.2);
}