/* =====================================================
   大青翔祭 × STREET FIGHTER 6 ── メインスタイルシート
   ===================================================== */

:root {
  --gold:      #f5c518;
  --orange:    #e8630a;
  --dark:      #0a0a0f;
  --darker:    #050508;
  --blue-dark: #0d1b2a;
  --text:      #f0ece0;
  --muted:     #9a9080;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--darker);
  color: var(--text);
  font-family: 'Noto Sans JP', sans-serif;
  overflow-x: hidden;
}

/* =====================================================
   HERO
   ===================================================== */

/* 外枠：ダーク背景・縦並び */
.hero {
  position: relative;
  background: var(--darker);
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* ── ポスターラッパー ──
   画像を中央に置き、左右の余白はダーク背景で埋める。
   画像は縦横比を保ちながら横100%まで拡大し、
   縦は画面高さを超えないよう max-height: 100svh で制限する。  */
.hero-poster-wrap {
  position: relative;
  width: 100%;
  display: flex;
  justify-content: center;
  background: var(--darker);
}

.hero-keyvisual {
  display: block;
  width: 100%;            /* 横は親コンテナいっぱい */
  max-width: 800px;       /* 画像の原寸幅を超えない */
  height: auto;           /* アスペクト比を保つ */
  max-height: 100svh;     /* 縦は1画面に収める */
  object-fit: contain;    /* 絶対に切り取らない */
}

/* 下部フェードアウト（スクロール誘導）
   画像の下端にだけかける */
.hero-poster-wrap::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 55%;
  background: linear-gradient(to top,
    rgba(5,5,8,1)   0%,
    rgba(5,5,8,0.85) 35%,
    rgba(5,5,8,0.4)  65%,
    transparent      100%);
  pointer-events: none;
}

/* ── イベント情報パネル ──
   画像の真下、グラデーション内に重ねて表示する */
.hero-info {
  position: absolute;
  bottom: 0;
  left: 0; right: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 12px;
  padding: 32px 20px 48px;
  animation: fadeUp 1s 0.3s ease both;
  /* SP視認性：半透明の黒帯を敷く */
  background: linear-gradient(to top,
    rgba(5,5,8,0.92) 0%,
    rgba(5,5,8,0.75) 60%,
    transparent      100%);
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-info-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.3em;
  color: var(--gold);
  border: 1px solid rgba(245,197,24,0.45);
  padding: 4px 14px;
  display: inline-block;
}

.hero-info-date {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-date-num {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(46px, 9vw, 80px);
  font-weight: 700;
  color: #fff;
  line-height: 1;
  text-shadow: 3px 3px 0 var(--orange), 0 0 40px rgba(232,99,10,0.35);
}
.hero-date-sep {
  width: 1px;
  height: 52px;
  background: rgba(255,255,255,0.2);
}
.hero-date-sub {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
}
.hero-date-day {
  font-size: 13px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.12em;
}
.hero-date-time {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(17px, 3vw, 24px);
  color: #fff;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
.hero-date-time strong { color: var(--gold); }

.hero-info-venue {
  font-size: 13px;
  color: rgba(240,236,224,0.75);
  letter-spacing: 0.1em;
  display: flex;
  align-items: center;
  gap: 6px;
}

.hero-info-badges {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}
.hero-badge {
  background: var(--orange);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 5px 16px;
  letter-spacing: 0.08em;
}

/* スクロール矢印 */
.cta-scroll {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  padding: 16px 0 28px;
  animation: fadeDown 1s 1s ease both;
}
.cta-scroll::after {
  content: '';
  display: block;
  width: 1px;
  height: 36px;
  background: linear-gradient(180deg, var(--gold), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine {
  0%,100% { opacity: 0; transform: scaleY(0); transform-origin: top; }
  50%      { opacity: 1; transform: scaleY(1); }
}
@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-14px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* =====================================================
   BAND（オレンジ帯）
   ===================================================== */
.band {
  background: linear-gradient(90deg, var(--orange) 0%, #d45a00 100%);
  padding: 18px 20px;
  text-align: center;
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(15px, 3vw, 21px);
  letter-spacing: 0.25em;
  color: #fff;
}

/* =====================================================
   セクション共通
   ===================================================== */
section {
  padding: 80px 20px;
  max-width: 860px;
  margin: 0 auto;
}

.section-tag {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 36px;
}
.section-tag::before {
  content: '';
  width: 28px; height: 3px;
  background: var(--orange);
}
.section-tag h2 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(28px, 5vw, 40px);
  letter-spacing: 0.12em;
  color: var(--gold);
}

/* =====================================================
   ABOUT カード
   ===================================================== */
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.about-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(245,197,24,0.15);
  border-left: 3px solid var(--orange);
  padding: 22px 20px;
  transition: border-color 0.3s, background 0.3s;
}
.about-card:hover {
  background: rgba(232,99,10,0.07);
  border-color: rgba(245,197,24,0.4);
}
.about-card .icon { font-size: 24px; margin-bottom: 10px; }
.about-card h3 {
  font-size: 13px;
  color: var(--gold);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.about-card p { font-size: 14px; color: var(--text); line-height: 1.7; }

/* =====================================================
   TIMETABLE
   ===================================================== */
.timetable-wrapper { position: relative; }
.timetable-wrapper::before {
  content: '';
  position: absolute;
  left: 68px; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--orange), transparent);
}
.tt-row { display: flex; align-items: flex-start; margin-bottom: 6px; }
.tt-time {
  font-family: 'Oswald', sans-serif;
  font-size: 22px;
  color: var(--gold);
  width: 76px;
  flex-shrink: 0;
  padding-top: 2px;
}
.tt-dot {
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--orange);
  border: 2px solid var(--dark);
  flex-shrink: 0;
  margin-top: 8px; margin-left: -7px; margin-right: 20px;
  position: relative; z-index: 1;
}
.tt-content {
  flex: 1;
  background: rgba(255,255,255,0.025);
  border: 1px solid rgba(255,255,255,0.06);
  padding: 14px 18px;
  transition: background 0.2s;
}
.tt-content:hover { background: rgba(232,99,10,0.08); }
.tt-content .label { font-size: 15px; font-weight: 700; color: var(--text); }
.tt-content .sub   { font-size: 12px; color: var(--muted); margin-top: 4px; line-height: 1.5; }
.tt-open-close {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border: 1px dashed rgba(245,197,24,0.25);
  padding: 12px 18px;
  margin-bottom: 24px;
  font-size: 13px;
  color: var(--muted);
}
.tt-open-close strong { color: var(--gold); font-family: 'Oswald', sans-serif; font-size: 18px; }

/* =====================================================
   GUESTS
   ===================================================== */
.guests-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}
.guest-card {
  border: 1px solid rgba(245,197,24,0.2);
  background: linear-gradient(135deg, rgba(232,99,10,0.06), rgba(13,27,42,0.6));
  padding: 28px;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s;
}
.guest-card:hover { transform: translateY(-4px); }
.guest-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--orange), var(--gold));
}
.guest-card .team-badge {
  display: inline-block;
  background: var(--orange);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  padding: 3px 10px;
  margin-bottom: 12px;
}
.guest-card .name {
  font-size: 32px; font-weight: 900;
  color: var(--gold);
  text-shadow: 0 0 20px rgba(245,197,24,0.3);
  letter-spacing: 0.05em;
}
.guest-card .role { font-size: 12px; color: var(--muted); margin-top: 8px; letter-spacing: 0.1em; }

/* =====================================================
   ACCESS & INFO
   ===================================================== */
.info-divider {
  border: none;
  border-top: 1px solid rgba(255,255,255,0.07);
  margin: 64px 0;
}
.info-blocks {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin-bottom: 36px;
}
.info-block {
  padding: 22px 20px;
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.06);
}
.info-block h3 {
  font-size: 12px;
  color: var(--gold);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 12px;
  display: flex; align-items: center; gap: 8px;
}
.info-block h3::before { content: ''; width: 14px; height: 2px; background: var(--orange); }
.info-block p, .info-block ul { font-size: 13px; color: var(--text); line-height: 1.8; list-style: none; }
.info-block ul li::before { content: '▸ '; color: var(--orange); }

/* Google マップリンク */
.map-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 12px;
  font-size: 12px;
  font-weight: 700;
  color: var(--gold);
  text-decoration: none;
  border: 1px solid rgba(245,197,24,0.35);
  padding: 5px 12px;
  letter-spacing: 0.05em;
  transition: background 0.2s, border-color 0.2s;
}
.map-link:hover { background: rgba(245,197,24,0.1); border-color: var(--gold); }

/* =====================================================
   NOTES
   ===================================================== */
.notes-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 10px;
}
.notes-list li {
  font-size: 13px; color: var(--muted);
  padding: 10px 14px;
  border-left: 2px solid rgba(245,197,24,0.3);
  background: rgba(255,255,255,0.02);
  line-height: 1.6;
}
.notes-list li strong { color: var(--text); }

/* =====================================================
   FAQ
   ===================================================== */
.faq-list { display: flex; flex-direction: column; gap: 8px; }
.faq-item {
  border: 1px solid rgba(245,197,24,0.15);
  background: rgba(255,255,255,0.02);
  overflow: hidden;
  transition: border-color 0.25s;
}
.faq-item:hover { border-color: rgba(245,197,24,0.35); }
.faq-item summary { list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-q {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 18px 20px;
  cursor: pointer; user-select: none;
  font-size: 14px; font-weight: 700; color: var(--text); line-height: 1.5;
  transition: background 0.2s;
}
.faq-q:hover { background: rgba(232,99,10,0.06); }
.faq-q::before {
  content: 'Q'; flex-shrink: 0;
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--orange); color: #fff;
  font-family: 'Bebas Neue', sans-serif; font-size: 16px;
  display: flex; align-items: center; justify-content: center;
  margin-top: 1px;
}
.faq-icon { margin-left: auto; flex-shrink: 0; width: 20px; height: 20px; position: relative; align-self: center; }
.faq-icon::before, .faq-icon::after { content: ''; position: absolute; background: var(--gold); border-radius: 2px; transition: transform 0.3s, opacity 0.3s; }
.faq-icon::before { width: 12px; height: 2px; top: 9px; left: 4px; }
.faq-icon::after  { width: 2px; height: 12px; top: 4px; left: 9px; }
details[open] .faq-icon::after { transform: rotate(90deg); opacity: 0; }
.faq-a {
  position: relative;
  padding: 14px 20px 18px 58px; /* 左にAバッジ分の余白 */
  font-size: 13px; color: var(--muted); line-height: 1.8;
  border-top: 1px solid rgba(255,255,255,0.05);
  word-break: break-word;
  overflow-wrap: break-word;
}
.faq-a::before {
  content: 'A';
  position: absolute;
  left: 20px;
  top: 16px;
  width: 26px; height: 26px; border-radius: 50%;
  background: rgba(245,197,24,0.15); color: var(--gold);
  font-family: 'Bebas Neue', sans-serif; font-size: 16px;
  display: flex; align-items: center; justify-content: center;
}
.faq-a strong { color: var(--text); }

/* =====================================================
   FOOTER
   ===================================================== */
footer {
  background: #030305;
  border-top: 1px solid rgba(255,255,255,0.06);
  text-align: center;
  padding: 40px 20px;
  font-size: 12px; color: var(--muted);
  letter-spacing: 0.05em; line-height: 1.9;
}
footer a { color: var(--gold); text-decoration: none; }
footer a:hover { text-decoration: underline; }
.footer-logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 24px;
  color: rgba(245,197,24,0.4);
  letter-spacing: 0.2em;
  margin-bottom: 16px;
}

/* =====================================================
   レスポンシブ
   ===================================================== */
@media (max-width: 540px) {
  .tt-time { font-size: 17px; width: 60px; }
  .timetable-wrapper::before { left: 54px; }
  .hero-date-sep { display: none; }
  .hero-info-date { flex-direction: column; gap: 8px; }
  .hero-date-sub { align-items: center; }
}