/* ===== Pekarin Chinchiro LP - ぺかりん世界観 ===== */

:root {
  --pekarin-pink: #ffd0dc;
  --neon-pink: #ff4d8b;
  --lucky-gold: #ffc83d;
  --rich-gold: #d4a017;
  --casino-lilac: #c8a2dc;
  --deep-night: #1a1033;
  --neon-violet: #a14eff;
  --bg-base: #0f0820;
  --bg-surface: #1f1438;
  --bg-surface-2: #281a48;
  --text-main: #ffffff;
  --text-sub: #c9b8e0;
  --text-mute: #8a7aa8;
  --state-good: #7fff8f;
  --state-bad: #888899;
  --state-danger: #ff4444;

  --radius-card: 16px;
  --radius-pill: 999px;
  --shadow-card: 0 10px 40px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.04);
  --shadow-glow: 0 0 32px rgba(255, 77, 139, 0.45);

  --font-heading: 'Reggae One', system-ui, sans-serif;
  --font-body: 'Noto Sans JP', system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg-base);
  color: var(--text-main);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  overflow-x: hidden;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(161, 78, 255, 0.25) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 100%, rgba(255, 77, 139, 0.2) 0%, transparent 55%),
    var(--bg-base);
  min-height: 100vh;
}

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

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

a:hover {
  opacity: 0.85;
}

.br-pc {
  display: none;
}
@media (min-width: 768px) {
  .br-pc {
    display: inline;
  }
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(15, 8, 32, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.header-logo {
  max-height: 44px;
  width: auto;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 60px 20px 80px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('assets/bg-casino.webp');
  background-size: cover;
  background-position: center;
  opacity: 0.18;
  filter: blur(2px);
  z-index: 0;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 0%, var(--bg-base) 90%);
}

.hero-inner {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
}

@media (min-width: 900px) {
  .hero {
    padding: 100px 32px 120px;
  }
  .hero-inner {
    grid-template-columns: 1.1fr 1fr;
    gap: 48px;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
  padding: 6px 14px;
  background: linear-gradient(135deg, var(--neon-pink), var(--neon-violet));
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  width: max-content;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--lucky-gold);
  box-shadow: 0 0 8px var(--lucky-gold);
  animation: pulse 1.4s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(1.3);
  }
}

.hero-title {
  margin: 0 0 24px;
  line-height: 1.15;
}

.hero-title-sub {
  display: block;
  font-family: var(--font-heading);
  font-size: clamp(18px, 3vw, 24px);
  color: var(--lucky-gold);
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}

.hero-title-main {
  display: block;
  font-family: var(--font-heading);
  font-size: clamp(36px, 7vw, 64px);
  color: var(--text-main);
  text-shadow:
    0 0 24px rgba(255, 77, 139, 0.6),
    0 4px 0 var(--rich-gold);
  letter-spacing: 0.02em;
}

.hero-lead {
  margin: 0 0 28px;
  font-size: clamp(15px, 2vw, 17px);
  color: var(--text-sub);
}

.hero-cta {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-start;
}

.app-store-link {
  display: inline-block;
  transition: transform 0.2s ease;
  filter: drop-shadow(0 6px 20px rgba(255, 200, 61, 0.3));
}

.app-store-link:hover {
  transform: translateY(-2px) scale(1.02);
}

.app-store-link img {
  height: 56px;
  width: auto;
}

.hero-cta-note {
  margin: 0;
  font-size: 12px;
  color: var(--text-mute);
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 280px;
}

.hero-pekarin {
  max-width: 380px;
  width: 90%;
  filter: drop-shadow(0 20px 60px rgba(255, 77, 139, 0.5));
  animation: float 4s ease-in-out infinite;
  position: relative;
  z-index: 2;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-12px);
  }
}

.hero-flash {
  position: absolute;
  inset: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  pointer-events: none;
  z-index: 1;
}

.hero-flash span {
  font-family: var(--font-heading);
  font-size: clamp(48px, 8vw, 80px);
  color: var(--lucky-gold);
  text-shadow:
    0 0 20px var(--lucky-gold),
    0 0 40px var(--neon-pink);
  opacity: 0.2;
  animation: flash-blink 2.2s ease-in-out infinite;
}

.hero-flash span:nth-child(2) {
  animation-delay: 0.4s;
}
.hero-flash span:nth-child(3) {
  animation-delay: 0.8s;
}

@keyframes flash-blink {
  0%,
  100% {
    opacity: 0.15;
    transform: scale(0.95);
  }
  50% {
    opacity: 0.6;
    transform: scale(1.05);
  }
}

/* ===== Section Common ===== */
section {
  padding: 80px 20px;
  position: relative;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(28px, 5vw, 44px);
  text-align: center;
  margin: 0 0 16px;
  letter-spacing: 0.02em;
}

.section-title .accent {
  background: linear-gradient(135deg, var(--lucky-gold), var(--neon-pink));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.section-lead {
  text-align: center;
  color: var(--text-sub);
  margin: 0 auto 48px;
  max-width: 600px;
  font-size: 15px;
}

/* ===== Features ===== */
.features {
  background: linear-gradient(180deg, transparent 0%, rgba(31, 20, 56, 0.5) 50%, transparent 100%);
}

.feature-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 700px) {
  .feature-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-card {
  background: rgba(31, 20, 56, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-card);
  padding: 32px 24px;
  text-align: center;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--neon-pink);
}

.feature-icon {
  font-size: 48px;
  margin-bottom: 16px;
  line-height: 1;
}

.feature-card h3 {
  font-family: var(--font-heading);
  font-size: 22px;
  margin: 0 0 12px;
  color: var(--lucky-gold);
}

.feature-card p {
  margin: 0;
  color: var(--text-sub);
  font-size: 14px;
}

/* ===== Rules ===== */
.rule-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

@media (min-width: 700px) {
  .rule-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
}

.rule-card {
  background: var(--bg-surface);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-card);
  padding: 20px 16px;
  text-align: center;
  display: grid;
  grid-template-rows: auto auto auto auto;
  gap: 8px;
}

.rule-card.rule-top {
  background: linear-gradient(135deg, rgba(255, 200, 61, 0.18), rgba(255, 77, 139, 0.12));
  border-color: var(--lucky-gold);
  box-shadow: 0 0 24px rgba(255, 200, 61, 0.15);
}

.rule-card.rule-bad {
  opacity: 0.75;
}

.rule-name {
  font-family: var(--font-heading);
  font-size: 22px;
  color: var(--text-main);
}

.rule-card.rule-top .rule-name {
  color: var(--lucky-gold);
}

.rule-dice {
  font-size: 32px;
  line-height: 1;
}

.rule-mult {
  font-family: var(--font-heading);
  font-size: 24px;
  color: var(--neon-pink);
}

.rule-card.rule-bad .rule-mult {
  color: var(--state-bad);
}

.rule-desc {
  font-size: 12px;
  color: var(--text-sub);
}

/* ===== Modes（えぐしゅぎモードメイン）===== */
.modes {
  background:
    radial-gradient(ellipse at 30% 30%, rgba(255, 77, 139, 0.1) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 80%, rgba(161, 78, 255, 0.1) 0%, transparent 60%),
    linear-gradient(180deg, transparent 0%, rgba(161, 78, 255, 0.08) 50%, transparent 100%);
}

.mode-headline {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 56px;
}

.mode-eyebrow {
  display: inline-block;
  margin: 0 0 16px;
  padding: 4px 14px;
  background: rgba(255, 200, 61, 0.15);
  border: 1px solid var(--lucky-gold);
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 700;
  color: var(--lucky-gold);
  letter-spacing: 0.12em;
}

.mode-lead {
  margin: 16px 0 0;
  color: var(--text-sub);
  font-size: 15px;
  line-height: 1.9;
}

.mode-lead strong {
  color: var(--lucky-gold);
  font-weight: 700;
}

/* HOWTO 3ステップ */
.mode-howto {
  max-width: 1100px;
  margin: 0 auto 72px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 768px) {
  .mode-howto {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
}

.mode-howto-step {
  position: relative;
  background: rgba(31, 20, 56, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-card);
  padding: 28px 22px 22px;
}

.mode-howto-num {
  position: absolute;
  top: -16px;
  left: 22px;
  font-family: var(--font-heading);
  font-size: 32px;
  color: var(--lucky-gold);
  background: var(--bg-base);
  padding: 0 12px;
  letter-spacing: 0.04em;
  text-shadow: 0 0 12px rgba(255, 200, 61, 0.4);
}

.mode-howto-step h3 {
  font-family: var(--font-heading);
  font-size: 20px;
  margin: 4px 0 10px;
  color: var(--text-main);
}

.mode-howto-step p {
  margin: 0;
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
}

/* キャラ能力セクション */
.character-section-title,
.submode-section-title {
  font-family: var(--font-heading);
  font-size: clamp(22px, 4vw, 32px);
  text-align: center;
  margin: 24px 0 8px;
}

.character-section-lead,
.submode-section-lead {
  text-align: center;
  color: var(--text-sub);
  margin: 0 auto 36px;
  max-width: 600px;
  font-size: 14px;
}

.ability-grid {
  max-width: 1100px;
  margin: 0 auto 80px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 640px) {
  .ability-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1000px) {
  /* 5枚を 2 段で中央寄せに：6 等分の grid を使い、各カードを span 2 で配置 */
  .ability-grid {
    grid-template-columns: repeat(6, 1fr);
  }
  .ability-grid > .ability-card {
    grid-column: span 2;
  }
  .ability-grid > :nth-child(4) {
    grid-column: 2 / span 2;
  }
  .ability-grid > :nth-child(5) {
    grid-column: 4 / span 2;
  }
}

.ability-card {
  background: var(--bg-surface);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-card);
  padding: 24px 22px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.ability-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 60%, currentColor 100%);
  opacity: 0.05;
  pointer-events: none;
}

.ability-card:hover {
  transform: translateY(-6px);
  border-color: currentColor;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5), 0 0 24px currentColor;
}

.ability-pekarin {
  color: var(--lucky-gold);
}
.ability-bull {
  color: var(--state-danger);
}
.ability-mogu {
  color: var(--casino-lilac);
}
.ability-uwa {
  color: var(--neon-pink);
}
.ability-gubi {
  color: var(--neon-violet);
}

.ability-card-head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 4px;
}

.ability-card-head img {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--bg-base);
  padding: 6px;
  border: 2px solid currentColor;
  object-fit: contain;
  flex-shrink: 0;
}

.ability-name {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.ability-name h4 {
  font-family: var(--font-heading);
  font-size: 22px;
  margin: 0;
  color: var(--text-main);
  letter-spacing: 0.02em;
}

.ability-tag {
  display: inline-block;
  width: max-content;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  background: currentColor;
  color: var(--bg-base);
  letter-spacing: 0.08em;
}

.ability-effect {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-sub);
}

.ability-effect strong {
  color: currentColor;
  font-weight: 700;
}

.ability-flavor {
  margin: 0;
  padding-top: 10px;
  border-top: 1px dashed rgba(255, 255, 255, 0.1);
  font-size: 12px;
  color: var(--text-mute);
  font-style: italic;
}

/* サブモード（コンパクト4枚） */
.submode-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

@media (min-width: 900px) {
  .submode-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.submode-card {
  background: rgba(31, 20, 56, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 12px;
  padding: 16px 14px;
  position: relative;
}

.submode-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 12px;
  right: 12px;
  height: 2px;
  background: linear-gradient(90deg, var(--neon-pink), var(--lucky-gold));
}

.submode-card.submode-ura::before {
  background: linear-gradient(90deg, var(--neon-violet), var(--neon-pink));
}
.submode-card.submode-joker::before {
  background: linear-gradient(90deg, var(--lucky-gold), var(--neon-pink));
}
.submode-card.submode-stop::before {
  background: linear-gradient(90deg, var(--state-danger), var(--lucky-gold));
}
.submode-card.submode-roll::before {
  background: linear-gradient(90deg, var(--state-good), var(--neon-violet));
}

.submode-card h4 {
  font-family: var(--font-heading);
  font-size: 16px;
  margin: 4px 0 6px;
  color: var(--text-main);
}

.submode-card p {
  margin: 0;
  font-size: 12px;
  color: var(--text-sub);
  line-height: 1.6;
}

/* ===== Characters ===== */
.character-grid {
  max-width: 1100px;
  margin: 0 auto 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

@media (min-width: 700px) {
  .character-grid {
    grid-template-columns: repeat(8, 1fr);
    gap: 16px;
  }
}

.char-card {
  margin: 0;
  background: var(--bg-surface);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 12px;
  padding: 8px;
  text-align: center;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.char-card:hover {
  transform: translateY(-3px);
  border-color: var(--lucky-gold);
}

.char-card img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
}

.char-card figcaption {
  margin-top: 6px;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-sub);
}

.char-card.char-mystery img {
  filter: brightness(0) saturate(100%) opacity(0.5);
  transition: filter 0.3s ease;
}

.char-card.char-mystery:hover img {
  filter: brightness(0) saturate(100%) opacity(0.7);
}

.char-card.char-mystery figcaption {
  color: var(--text-mute);
  font-family: var(--font-heading);
  font-size: 16px;
}

.character-note {
  text-align: center;
  color: var(--text-mute);
  font-size: 13px;
  margin: 0;
}

/* ===== Info（課金・プライバシー）===== */
.info-grid {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 700px) {
  .info-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.info-card {
  background: rgba(31, 20, 56, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-card);
  padding: 24px;
}

.info-card h3 {
  font-family: var(--font-heading);
  font-size: 20px;
  margin: 0 0 12px;
  color: var(--lucky-gold);
}

.info-card p {
  margin: 0;
  font-size: 14px;
  color: var(--text-sub);
}

/* ===== Final CTA ===== */
.cta-final {
  text-align: center;
  background:
    radial-gradient(ellipse at center, rgba(255, 77, 139, 0.18) 0%, transparent 70%),
    linear-gradient(180deg, transparent 0%, rgba(255, 200, 61, 0.06) 100%);
  padding: 100px 20px;
}

.cta-app-icon {
  width: 96px;
  height: 96px;
  margin: 0 auto 24px;
  border-radius: 22px;
  box-shadow: var(--shadow-glow);
}

.cta-final h2 {
  font-family: var(--font-heading);
  font-size: clamp(28px, 5vw, 42px);
  margin: 0 0 32px;
  background: linear-gradient(135deg, var(--lucky-gold), var(--neon-pink));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.app-store-link-final img {
  height: 64px;
}

.platform-status {
  margin-top: 40px;
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.platform-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 12px 20px;
  background: var(--bg-surface);
  border-radius: var(--radius-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  min-width: 100px;
}

.platform-label {
  font-family: var(--font-heading);
  font-size: 16px;
  color: var(--text-sub);
}

.platform-state {
  font-size: 12px;
  font-weight: 700;
}

.platform-ready {
  border-color: var(--lucky-gold);
}

.platform-ready .platform-label {
  color: var(--lucky-gold);
}

.platform-ready .platform-state {
  color: var(--state-good);
}

.platform-soon .platform-state {
  color: var(--text-mute);
}

/* ===== Footer ===== */
.site-footer {
  background: var(--bg-surface);
  padding: 40px 20px;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-inner {
  max-width: 800px;
  margin: 0 auto;
}

.footer-brand {
  font-family: var(--font-heading);
  font-size: 18px;
  color: var(--lucky-gold);
  margin: 0 0 8px;
}

.footer-copy {
  margin: 0 0 12px;
  font-size: 13px;
  color: var(--text-sub);
}

.footer-meta {
  margin: 0;
  font-size: 11px;
  color: var(--text-mute);
  line-height: 1.6;
}

/* ===== Reduced motion ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}