/* NarikiEigo — ベータテスター募集ランディングページ
   ブランドカラー: コーラルオレンジ #FF6B4D / チャコールネイビー #2E2A3D
   ワードマークフォント: Baloo 2 (ExtraBold) / 本文: Noto Sans JP
*/

:root {
  --coral: #ff6b4d;
  --coral-dark: #e2573c;
  --navy: #2e2a3d;
  --navy-soft: #4a4560;
  --cream: #fff8f5;
  --white: #ffffff;
  --border: #ece4e6;
  --shadow: 0 20px 40px -20px rgba(46, 42, 61, 0.25);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-full: 999px;
  --max-width: 960px;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--cream);
  color: var(--navy);
  font-family: "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============ Wordmark ============ */
.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.wordmark-icon {
  border-radius: 30%;
}

.wordmark-text {
  font-family: "Baloo 2", "Noto Sans JP", sans-serif;
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: 0.01em;
  color: var(--navy);
}

.wordmark-footer .wordmark-text {
  font-size: 1.1rem;
  color: var(--white);
}

/* ============ Hero ============ */
.hero {
  background: linear-gradient(180deg, #fff1ec 0%, var(--cream) 65%);
  padding: 56px 0 64px;
  text-align: center;
}

.hero-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.eyebrow {
  margin: 28px 0 0;
  display: inline-block;
  padding: 6px 16px;
  background: rgba(255, 107, 77, 0.12);
  color: var(--coral-dark);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.hero-headline {
  margin: 20px 0 0;
  font-size: clamp(2.1rem, 5vw + 0.5rem, 3.4rem);
  font-weight: 900;
  line-height: 1.35;
  color: var(--navy);
}

.br-mobile {
  display: none;
}

/* ヒーローの見出しは常に2行で組む。640px超は読点で、640px以下は「英語は」の
   あとで折る(1行あたりの文字数を抑えて、意図しない位置で折り返らないようにする) */
.br-wide {
  display: inline;
}

.hero-sub {
  margin: 20px 0 0;
  max-width: 560px;
  font-size: 1.05rem;
  color: var(--navy-soft);
}

.hero-microcopy {
  margin: 8px 0 0;
  font-size: 0.82rem;
  color: #9a919a;
}

/* ============ Sections ============ */
.section {
  padding: 64px 0;
}

.section-eyebrow {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--coral-dark);
}

.section-heading {
  margin: 10px 0 0;
  font-size: clamp(1.5rem, 2.5vw + 0.6rem, 2.1rem);
  font-weight: 900;
  color: var(--navy);
}

.section-body {
  margin: 20px 0 0;
  max-width: 680px;
  font-size: 1rem;
  color: var(--navy-soft);
}

.section-body strong {
  color: var(--coral-dark);
}

.concept {
  background: var(--white);
}

.concept-grid {
  display: flex;
  align-items: center;
  gap: 56px;
}

.concept-text {
  flex: 1 1 0;
  min-width: 0;
}

.concept-image {
  flex: 1 1 0;
  min-width: 0;
}

.concept-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

/* ============ Features ============ */
.features {
  background: var(--cream);
}

.feature-grid {
  margin-top: 36px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: rgba(255, 107, 77, 0.1);
}

.feature-icon svg {
  width: 28px;
  height: 28px;
}

.feature-title {
  margin: 18px 0 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
}

.feature-desc {
  margin: 10px 0 0;
  font-size: 0.92rem;
  color: var(--navy-soft);
}

/* ============ Re-CTA ============ */
.cta-repeat {
  background: var(--navy);
  color: var(--white);
  text-align: center;
}

.cta-heading {
  margin: 0;
  font-size: clamp(1.5rem, 2.5vw + 0.6rem, 2.1rem);
  font-weight: 900;
}

.cta-body {
  margin: 16px auto 0;
  max-width: 480px;
  color: rgba(255, 255, 255, 0.75);
}

/* ============ Primary CTA button ============ */
.cta-actions {
  margin: 32px 0 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.primary-btn {
  display: inline-block;
  padding: 16px 40px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
  background: var(--coral);
  border-radius: var(--radius-full);
  text-decoration: none;
  box-shadow: 0 12px 24px -12px rgba(255, 107, 77, 0.9);
  transition:
    background-color 0.15s ease,
    transform 0.1s ease;
}

.primary-btn:hover {
  background: var(--coral-dark);
}

.primary-btn:active {
  transform: scale(0.98);
}

.secondary-cta {
  color: inherit;
  font-size: 0.9rem;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.inline-link {
  color: var(--coral-dark);
  text-decoration: underline;
}

/* ============ For beta testers ============ */
.step-list {
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.step-card {
  position: relative;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow);
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--coral);
  color: var(--white);
  font-family: "Baloo 2", sans-serif;
  font-weight: 800;
  font-size: 1.1rem;
}

.step-title {
  margin: 16px 0 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
}

.step-desc {
  margin: 10px 0 0;
  font-size: 0.92rem;
  color: var(--navy-soft);
}

.notice {
  margin: 28px 0 0;
  padding: 18px 22px;
  border-radius: var(--radius-md);
  background: rgba(255, 107, 77, 0.08);
  border: 1px solid rgba(255, 107, 77, 0.25);
  font-size: 0.92rem;
  color: var(--navy-soft);
}

.notice strong {
  color: var(--coral-dark);
}

/* ============ Games ============ */
.games {
  background: var(--white);
}

.game-grid {
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

/* ゲーム名の長さがカードごとに大きく違うため、バッジを右寄せで同じ行に置くと
   折り返しでカードの高さが揃わない。絵文字を左に固定し、名前とジャンルを縦に
   積む2行構成にして高さを揃える */
.game-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 12px;
  align-items: center;
  padding: 14px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--cream);
}

.game-emoji {
  grid-row: 1 / 3;
  font-size: 1.6rem;
  line-height: 1;
}

.game-name {
  grid-column: 2;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--navy);
}

.game-genre {
  grid-column: 2;
  justify-self: start;
  margin-top: 4px;
  padding: 2px 10px;
  border-radius: var(--radius-full);
  background: rgba(255, 107, 77, 0.12);
  color: var(--coral-dark);
  font-size: 0.72rem;
  font-weight: 700;
  white-space: nowrap;
}

/* ============ Requirements ============ */
.req-list {
  margin: 32px 0 0;
}

.req-row {
  display: flex;
  gap: 24px;
  padding: 18px 0;
  border-top: 1px solid var(--border);
}

.req-row:last-child {
  border-bottom: 1px solid var(--border);
}

.req-term {
  flex: 0 0 140px;
  margin: 0;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--navy);
}

.req-desc {
  flex: 1 1 0;
  margin: 0;
  font-size: 0.95rem;
  color: var(--navy-soft);
}

.req-desc strong {
  color: var(--coral-dark);
}

.cta-repeat .cta-actions {
  margin: 28px 0 0;
}

.cta-feedback {
  margin: 20px 0 0;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.7);
}

.cta-feedback .inline-link {
  /* 狭い幅でリンクの途中で折り返らないよう、単体で折り返す塊として扱う */
  display: inline-block;
  color: rgba(255, 255, 255, 0.9);
}

/* ============ Footer ============ */
.footer {
  background: var(--navy);
  padding: 32px 0 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
}

.footer-tagline {
  margin: 4px 0 0;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
}

.footer-links {
  margin: 8px 0 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 20px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.85rem;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
}

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

.footer-copy {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.78rem;
}

/* ============ Responsive ============ */
@media (max-width: 768px) {
  .concept-grid {
    flex-direction: column;
    gap: 32px;
  }

  .concept-image {
    order: -1;
    max-width: 420px;
    margin: 0 auto;
  }
}

@media (max-width: 860px) {
  .game-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .br-mobile {
    display: inline;
  }

  .br-wide {
    display: none;
  }

  .step-list {
    grid-template-columns: 1fr;
  }

  .game-grid {
    grid-template-columns: 1fr;
  }

  .req-row {
    flex-direction: column;
    gap: 6px;
  }

  .req-term {
    flex-basis: auto;
  }

  .primary-btn {
    display: block;
    width: 100%;
  }

  .hero {
    padding: 40px 0 48px;
  }

  .section {
    padding: 48px 0;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 641px) and (max-width: 860px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}