/* ============================================================
   INASE Charity Fight - common.css
   全ページ共通スタイルシート
   カラー: 赤(#DC0A0A) × 黒(#0A0A0A) × 白(#F5F5F5)
   ============================================================ */

/* ----------------------------------------------------------
   1. リセット & 基本設定
   ---------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --red:         #DC0A0A;
  --red-light:   #FF2020;
  --red-dark:    #9B0000;
  --black:       #0A0A0A;
  --black-light: #1A1A1A;
  --black-mid:   #222222;
  --gray:        #888888;
  --gray-light:  #CCCCCC;
  --white:       #F5F5F5;

  --font-ja: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
  --section-pad: 80px 0;
  --max-width: 1100px;
  --transition: 0.25s ease;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--black);
  color: var(--white);
  font-family: var(--font-ja);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

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

/* ----------------------------------------------------------
   2. 共通: セクションタイトル
   ---------------------------------------------------------- */
.section-title {
  text-align: center;
  margin-bottom: 56px;
}

.section-title .en {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 10px;
}

.section-title .ja {
  display: block;
  font-size: clamp(26px, 4vw, 36px);
  font-weight: 900;
  color: var(--white);
  margin-bottom: 16px;
}

.section-title .line {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.section-title .line::before {
  content: '';
  display: block;
  width: 48px;
  height: 2px;
  background: var(--red);
}

.section-title .line::after {
  content: '';
  display: block;
  width: 16px;
  height: 2px;
  background: rgba(220, 10, 10, 0.35);
}

/* ----------------------------------------------------------
   3. 共通: ボタン
   ---------------------------------------------------------- */
.btn {
  display: inline-block;
  padding: 14px 32px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--red);
  color: var(--white);
  border-color: var(--red);
}
.btn-primary:hover {
  background: var(--red-light);
  box-shadow: 0 0 20px rgba(220, 10, 10, 0.55);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}
.btn-outline:hover {
  border-color: var(--red);
  color: var(--red);
}

.btn-outline-red {
  background: transparent;
  color: var(--red);
  border-color: var(--red);
}
.btn-outline-red:hover {
  background: var(--red);
  color: var(--white);
}

/* ----------------------------------------------------------
   4. Header / ナビゲーション
   ---------------------------------------------------------- */
#header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 64px;
  background: rgba(10, 10, 10, 0.97);
  border-bottom: 1px solid rgba(220, 10, 10, 0.25);
  backdrop-filter: blur(8px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: var(--red);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 18px;
  color: var(--white);
  flex-shrink: 0;
}

.logo-text strong {
  display: block;
  font-size: 17px;
  font-weight: 900;
  letter-spacing: 0.12em;
  color: var(--white);
  line-height: 1;
}

.logo-text span {
  font-size: 9px;
  letter-spacing: 0.25em;
  color: var(--red);
  font-weight: 600;
  text-transform: uppercase;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-desktop a {
  padding: 8px 12px;
  font-size: 13px;
  color: var(--gray-light);
  transition: var(--transition);
  white-space: nowrap;
}

.nav-desktop a:hover {
  color: var(--red);
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
  transform-origin: center;
}

.hamburger.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

.nav-mobile {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  background: var(--black-light);
  border-bottom: 1px solid rgba(220, 10, 10, 0.2);
  z-index: 99;
  padding: 12px 0;
}

.nav-mobile.open {
  display: block;
}

.nav-mobile a {
  display: block;
  padding: 12px 24px;
  font-size: 14px;
  color: var(--gray-light);
  transition: var(--transition);
  border-left: 3px solid transparent;
}

.nav-mobile a:hover {
  color: var(--red);
  border-left-color: var(--red);
  background: rgba(220, 10, 10, 0.05);
}

.nav-item {
  position: relative;
}

.nav-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 148px;
  background: var(--black-light);
  border: 1px solid rgba(220, 10, 10, 0.22);
  border-top: none;
  z-index: 200;
  padding: 4px 0;
}

.nav-item:hover .nav-dropdown {
  display: block;
}

.nav-dropdown a {
  display: block;
  padding: 10px 16px;
  font-size: 13px;
  color: var(--gray-light);
  white-space: nowrap;
  transition: var(--transition);
}

.nav-dropdown a:hover {
  color: var(--red);
  background: rgba(220, 10, 10, 0.07);
}

.nav-mobile-sub {
  padding-left: 36px !important;
  font-size: 13px !important;
  color: var(--gray) !important;
}

.nav-mobile-sub:hover {
  color: var(--red) !important;
}

/* ----------------------------------------------------------
   5. Hero セクション（トップページ）
   ---------------------------------------------------------- */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--black);
  padding-top: 64px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 50% 50%, rgba(220, 10, 10, 0.12) 0%, transparent 70%),
    linear-gradient(135deg, #0A0A0A 0%, #1a0000 50%, #0A0A0A 100%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  opacity: 0.045;
  background-image:
    linear-gradient(rgba(220, 10, 10, 0.4) 1px, transparent 1px),
    linear-gradient(90deg, rgba(220, 10, 10, 0.4) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
}

.hero-lines {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-lines::before {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  left: 25%;
  width: 1px;
  background: linear-gradient(to bottom, transparent, rgba(220, 10, 10, 0.18), transparent);
  transform: rotate(10deg);
  transform-origin: top;
}

.hero-lines::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  right: 30%;
  width: 1px;
  background: linear-gradient(to bottom, transparent, rgba(220, 10, 10, 0.09), transparent);
  transform: rotate(-7deg);
  transform-origin: top;
}

.hero-bottom-line {
  position: absolute;
  bottom: 0;
  left: 0; right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(220, 10, 10, 0.4), transparent);
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 40px 24px 120px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(220, 10, 10, 0.1);
  border: 1px solid rgba(220, 10, 10, 0.4);
  padding: 6px 18px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 36px;
  opacity: 0;
  animation: fadeIn 0.8s ease 0.2s forwards;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--red);
  border-radius: 50%;
  animation: pulse 1.8s ease infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.85); }
}

.hero-copy {
  font-size: clamp(28px, 5vw, 60px);
  font-weight: 900;
  line-height: 1.25;
  margin-bottom: 28px;
  opacity: 0;
  animation: fadeInUp 0.8s ease 0.4s forwards;
}

.hero-copy .line-white {
  display: block;
  color: var(--white);
  margin-bottom: 6px;
}

.hero-copy .line-red {
  display: block;
  color: var(--red);
  text-shadow: 0 0 30px rgba(220, 10, 10, 0.7), 0 0 60px rgba(220, 10, 10, 0.3);
}

.hero-sub {
  margin-bottom: 40px;
  opacity: 0;
  animation: fadeInUp 0.8s ease 0.6s forwards;
}

.hero-sub .title {
  font-size: clamp(18px, 2.5vw, 24px);
  font-weight: 700;
  color: var(--gray-light);
  margin-bottom: 6px;
}

.hero-sub .tagline {
  font-size: clamp(15px, 2vw, 20px);
  font-weight: 600;
  color: var(--red);
  letter-spacing: 0.1em;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  opacity: 0;
  animation: fadeInUp 0.8s ease 0.8s forwards;
}

.hero-scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: var(--gray);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero-scroll .scroll-bar {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, rgba(220, 10, 10, 0.5), transparent);
  animation: scrollPulse 2s ease infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}

/* ----------------------------------------------------------
   6. 統計バー
   ---------------------------------------------------------- */
#stats {
  background: var(--red);
  padding: 32px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 240px));
  justify-content: center;
  gap: 16px;
  text-align: center;
}

.stat-item .value {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 900;
  color: var(--white);
  line-height: 1;
  margin-bottom: 6px;
}

.stat-item .label {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.8);
  letter-spacing: 0.05em;
}

/* ----------------------------------------------------------
   7. INASEとは セクション
   ---------------------------------------------------------- */
#about {
  padding: var(--section-pad);
  background: var(--black);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-text .section-title {
  text-align: left;
  margin-bottom: 28px;
}

.about-text .section-title .line {
  justify-content: flex-start;
}

.about-text p {
  color: var(--gray-light);
  margin-bottom: 16px;
  font-size: 15px;
  line-height: 1.85;
}

.about-text .read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--red);
  font-weight: 700;
  font-size: 14px;
  margin-top: 12px;
  transition: var(--transition);
}

.about-text .read-more:hover {
  gap: 10px;
}

/* ビジュアルプレースホルダー
   ▼ 写真に差し替える場合: about-visual div を削除し
     <img src="images/about.jpg" alt="..."> に変更 */
.about-visual {
  position: relative;
  height: 360px;
  background: linear-gradient(135deg, var(--black-light) 0%, #1a0000 100%);
  border: 1px solid rgba(220, 10, 10, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.about-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(220, 10, 10, 0.12) 0%, transparent 70%);
}

.about-visual .placeholder-text {
  position: relative;
  text-align: center;
}

.about-visual .placeholder-text .big {
  font-size: 72px;
  font-weight: 900;
  color: rgba(220, 10, 10, 0.15);
  letter-spacing: 0.1em;
  line-height: 1;
}

.about-visual .placeholder-text .small {
  color: var(--gray);
  font-size: 12px;
  margin-top: 8px;
}

/* ----------------------------------------------------------
   8. チャリティ活動 セクション
   ---------------------------------------------------------- */
#charity {
  padding: var(--section-pad);
  background: var(--black-light);
}

.charity-cards {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 24px;
  margin-bottom: 40px;
}

.charity-cards > * { flex: 0 1 calc((100% - 48px) / 3); }

.charity-card {
  background: var(--black);
  border: 1px solid rgba(220, 10, 10, 0.15);
  overflow: hidden;
  transition: var(--transition);
}

.charity-card:hover {
  border-color: rgba(220, 10, 10, 0.45);
  transform: translateY(-3px);
}

/* カード画像エリア
   ▼ 写真に差し替える場合: card-img div を削除し
     <img src="images/xxx.jpg" alt="..."> に変更 */
.charity-card .card-img {
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  position: relative;
}

.charity-card .card-img.donation  { background: linear-gradient(135deg, #0A1A0A, #162616); }
.charity-card .card-img.support   { background: linear-gradient(135deg, #1A1A0A, #2A2A10); }
.charity-card .card-img.activity  { background: linear-gradient(135deg, #1A0A1A, #2A0A2A); }
.charity-card .card-img.placeholder{ background: linear-gradient(135deg, #0A0A1A, #101020); }

.charity-card .card-body {
  padding: 20px;
}

.charity-card .card-tag {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  padding: 3px 8px;
  margin-bottom: 10px;
  border: 1px solid;
}

.tag-donation { color: #4ade80; border-color: rgba(74, 222, 128, 0.4); background: rgba(74, 222, 128, 0.08); }
.tag-support  { color: #facc15; border-color: rgba(250, 204, 21, 0.4); background: rgba(250, 204, 21, 0.08); }
.tag-activity { color: var(--red); border-color: rgba(220, 10, 10, 0.35); background: rgba(220, 10, 10, 0.07); }

.charity-card .card-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
  line-height: 1.4;
}

.charity-card .card-amount {
  font-size: 20px;
  font-weight: 900;
  color: #4ade80;
  margin-bottom: 6px;
}

.charity-card .card-desc {
  font-size: 13px;
  color: var(--gray);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.charity-more {
  text-align: center;
}

/* ----------------------------------------------------------
   9. 大会情報 セクション
   ---------------------------------------------------------- */
#events {
  padding: var(--section-pad);
  background: var(--black);
}

.event-next {
  background: var(--black-light);
  border: 1px solid rgba(220, 10, 10, 0.35);
  box-shadow: 0 0 30px rgba(220, 10, 10, 0.08);
  padding: 40px;
  margin-bottom: 48px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: center;
}

.event-next .event-label {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.event-label .dot {
  width: 8px; height: 8px;
  background: var(--red);
  border-radius: 50%;
  animation: pulse 1.8s ease infinite;
}

.event-label span {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--red);
}

.event-next .event-title {
  font-size: clamp(20px, 3vw, 30px);
  font-weight: 900;
  color: var(--white);
  margin-bottom: 16px;
}

.event-meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 24px;
}

.event-meta p {
  font-size: 14px;
  color: var(--gray-light);
  display: flex;
  align-items: center;
  gap: 8px;
}

.event-meta .icon { color: var(--red); }

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

.event-past-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.event-past-card {
  background: var(--black-light);
  border: 1px solid rgba(220, 10, 10, 0.15);
  overflow: hidden;
  transition: var(--transition);
}

.event-past-card:hover {
  border-color: rgba(220, 10, 10, 0.4);
}

/* サムネイルエリア
   ▼ 写真に差し替える場合: thumb div を削除し
     <img src="images/event-vol-xx.jpg" alt="..."> に変更 */
.event-past-card .thumb {
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  font-weight: 900;
  color: rgba(220, 10, 10, 0.2);
  background: linear-gradient(135deg, #1a0000, #0a0a0a);
  position: relative;
}

.event-past-card .thumb .status-badge {
  position: absolute;
  top: 8px; right: 8px;
  font-size: 10px;
  font-weight: 700;
  padding: 3px 8px;
  background: var(--gray);
  color: var(--black);
  letter-spacing: 0.1em;
}

.event-past-card .card-body {
  padding: 16px;
}

.event-past-card .card-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.event-past-card .meta {
  font-size: 12px;
  color: var(--gray);
  margin-bottom: 4px;
}

/* ----------------------------------------------------------
   10. 選手募集 セクション
   ---------------------------------------------------------- */
#recruitment {
  padding: var(--section-pad);
  background: var(--black-light);
  position: relative;
  overflow: hidden;
}

#recruitment::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at left top, rgba(220, 10, 10, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

.recruitment-inner {
  position: relative;
  z-index: 1;
}

.recruitment-hero-text {
  text-align: center;
  margin-bottom: 48px;
}

.recruitment-hero-text .catch {
  font-size: clamp(22px, 4vw, 40px);
  font-weight: 900;
  color: var(--white);
  line-height: 1.4;
  margin-bottom: 16px;
}

.recruitment-hero-text .catch .accent {
  color: var(--red);
}

.recruitment-hero-text .desc {
  color: var(--gray-light);
  font-size: 15px;
  max-width: 600px;
  margin: 0 auto;
}

.requirements-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  margin-bottom: 48px;
}

.requirements-grid > * { flex: 0 1 calc((100% - 40px) / 3); }

.req-card {
  background: var(--black);
  border: 1px solid rgba(220, 10, 10, 0.18);
  padding: 24px;
}

.req-card .req-title {
  color: var(--red);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(220, 10, 10, 0.2);
}

.req-card li {
  font-size: 13px;
  color: var(--gray-light);
  padding: 5px 0;
  padding-left: 14px;
  position: relative;
  line-height: 1.55;
}

.req-card li::before {
  content: '•';
  color: var(--red);
  position: absolute;
  left: 0;
}

.req-card .req-lead,
.req-card .req-note {
  font-size: 12px;
  color: var(--gray);
  line-height: 1.7;
}

.req-card .req-lead { margin-bottom: 10px; }
.req-card .req-note { margin-top: 8px; }

.rules-grid {
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.rules-grid > *            { flex-basis: calc((100% - 20px) / 2); }
.rules-grid > .req-card-wide { flex-basis: 100%; }

.req-list-2col {
  columns: 2;
  column-gap: 32px;
}

.req-list-2col li { break-inside: avoid; }

.recruitment-cta {
  background: rgba(220, 10, 10, 0.06);
  border: 1px solid rgba(220, 10, 10, 0.25);
  padding: 40px 32px;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.recruitment-cta h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
}

.recruitment-cta p {
  font-size: 14px;
  color: var(--gray);
  line-height: 1.8;
  margin-bottom: 24px;
}

/* ----------------------------------------------------------
   11. 協賛募集 セクション
   ---------------------------------------------------------- */
#sponsorship {
  padding: var(--section-pad);
  background: var(--black);
}

.sponsor-tiers {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-bottom: 40px;
}

.sponsor-tiers > * { flex: 0 1 calc((100% - 48px) / 4); }

.tier-card {
  border: 1px solid;
  overflow: hidden;
  transition: var(--transition);
}

.tier-card:hover {
  transform: translateY(-4px);
}

.tier-card .tier-header {
  padding: 20px 16px;
  text-align: center;
}

.tier-card .tier-name {
  font-size: 16px;
  font-weight: 900;
  letter-spacing: 0.15em;
  line-height: 1;
  margin-bottom: 4px;
}

.tier-card .tier-name-ja {
  font-size: 11px;
  font-weight: 600;
  margin-bottom: 10px;
  opacity: 0.8;
}

.tier-card .tier-price {
  font-size: 20px;
  font-weight: 900;
}

.tier-card .tier-body {
  padding: 20px 16px;
  background: var(--black);
}

.tier-card .tier-body li {
  font-size: 12px;
  color: var(--gray-light);
  padding: 5px 0;
  padding-left: 14px;
  position: relative;
  line-height: 1.5;
}

.tier-card .tier-body li::before {
  content: '✓';
  position: absolute;
  left: 0;
  font-size: 10px;
}

.tier-gold { border-color: rgba(234, 179, 8, 0.5); }
.tier-gold .tier-header { background: rgba(234, 179, 8, 0.1); }
.tier-gold .tier-name  { color: #eab308; }
.tier-gold .tier-price { color: #eab308; }
.tier-gold .tier-body li::before { color: #eab308; }

.tier-silver { border-color: rgba(160, 160, 160, 0.4); }
.tier-silver .tier-header { background: rgba(160, 160, 160, 0.08); }
.tier-silver .tier-name  { color: var(--gray-light); }
.tier-silver .tier-price { color: var(--gray-light); }
.tier-silver .tier-body li::before { color: var(--gray-light); }

.tier-bronze { border-color: rgba(180, 100, 40, 0.4); }
.tier-bronze .tier-header { background: rgba(180, 100, 40, 0.08); }
.tier-bronze .tier-name  { color: #fb923c; }
.tier-bronze .tier-price { color: #fb923c; }
.tier-bronze .tier-body li::before { color: #fb923c; }

.tier-general { border-color: rgba(220, 10, 10, 0.3); }
.tier-general .tier-header { background: rgba(220, 10, 10, 0.07); }
.tier-general .tier-name  { color: var(--red); }
.tier-general .tier-price { color: var(--red); }
.tier-general .tier-body li::before { color: var(--red); }

.sponsorship-cta {
  text-align: center;
}

/* ----------------------------------------------------------
   12. 協賛企業バナー（マーキー / トップページ用）
   ---------------------------------------------------------- */
#sponsors-banner {
  background: var(--black-light);
  border-top: 1px solid rgba(220, 10, 10, 0.2);
  border-bottom: 1px solid rgba(220, 10, 10, 0.2);
  padding: 32px 0;
  overflow: hidden;
}

.sponsors-label {
  text-align: center;
  margin-bottom: 20px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--red);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.sponsors-label::before,
.sponsors-label::after {
  content: '';
  display: block;
  height: 1px;
  width: 80px;
  background: rgba(220, 10, 10, 0.25);
}

.marquee-wrapper {
  display: flex;
  overflow: hidden;
  position: relative;
}

.marquee-wrapper:hover .marquee-track {
  animation-play-state: paused;
}

.marquee-track {
  display: flex;
  flex-shrink: 0;
  animation: marquee 32s linear infinite;
  will-change: transform;
}

.marquee-track.track-2 {
  animation-name: marquee2;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-100%); }
}

@keyframes marquee2 {
  from { transform: translateX(100%); }
  to   { transform: translateX(0); }
}

.sponsor-badge {
  flex-shrink: 0;
  margin: 0 12px;
  min-width: 180px;
  height: 80px;
  border: 1px solid;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  text-align: center;
}

.sponsor-badge .badge-tier {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.sponsor-badge .badge-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--white);
  line-height: 1.3;
}

.sponsor-badge .badge-name-en {
  font-size: 10px;
  color: var(--gray);
  margin-top: 2px;
  letter-spacing: 0.1em;
}

.badge-gold   { border-color: rgba(234, 179, 8, 0.55); background: rgba(234, 179, 8, 0.06); }
.badge-gold   .badge-tier { color: #eab308; }
.badge-silver { border-color: rgba(160, 160, 160, 0.45); background: rgba(160, 160, 160, 0.06); }
.badge-silver .badge-tier { color: #cccccc; }
.badge-bronze { border-color: rgba(180, 100, 40, 0.45); background: rgba(180, 100, 40, 0.06); }
.badge-bronze .badge-tier { color: #fb923c; }
.badge-general { border-color: rgba(220, 10, 10, 0.3); background: rgba(220, 10, 10, 0.05); }
.badge-general .badge-tier { color: var(--red); }

/* ----------------------------------------------------------
   13. お問い合わせ セクション
   ---------------------------------------------------------- */
#contact {
  padding: var(--section-pad);
  background: var(--black);
}

.contact-wrap {
  max-width: 680px;
  margin: 0 auto;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.form-group {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--gray-light);
  margin-bottom: 8px;
}

.form-group label .required,
.required {
  color: var(--red);
  margin-left: 4px;
  font-size: 12px;
}

.form-control,
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--black-light);
  border: 1px solid rgba(220, 10, 10, 0.2);
  color: var(--white);
  font-family: var(--font-ja);
  font-size: 14px;
  padding: 12px 16px;
  outline: none;
  transition: border-color var(--transition);
  appearance: none;
  -webkit-appearance: none;
}

.form-control:focus,
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--red);
}

.form-control::placeholder,
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(136, 136, 136, 0.6);
}

textarea.form-control,
.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.form-note {
  font-size: 12px;
  color: var(--gray);
  text-align: center;
  margin-top: 12px;
  line-height: 1.7;
}

.contact-direct {
  background: var(--black-light);
  border: 1px solid rgba(220, 10, 10, 0.15);
  padding: 28px;
  text-align: center;
  margin-top: 40px;
}

.contact-direct h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}

.contact-direct p {
  font-size: 13px;
  color: var(--gray);
  line-height: 1.7;
}

.contact-direct .email {
  color: var(--red);
}

/* 詳細版お問い合わせレイアウト */
.contact-layout {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 56px;
}

.contact-col-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 28px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(220, 10, 10, 0.25);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-submit { align-self: flex-start; }

.form-message {
  font-size: 13px;
  padding: 10px 14px;
  display: none;
}

.form-message.success {
  display: block;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
  color: #4ade80;
}

.form-message.error {
  display: block;
  background: rgba(220, 10, 10, 0.1);
  border: 1px solid rgba(220, 10, 10, 0.3);
  color: #f87171;
}

.contact-info-block {
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.contact-info-block:last-child { border-bottom: none; }

.info-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--red);
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.info-value {
  font-size: 14px;
  color: var(--gray-light);
  line-height: 1.8;
}

.info-value a { color: var(--gray-light); text-decoration: underline; }
.info-value a:hover { color: var(--red); }

.contact-faq {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contact-faq li { font-size: 13px; line-height: 1.7; }
.contact-faq strong { display: block; color: var(--gray-light); margin-bottom: 2px; }
.contact-faq p { color: var(--gray); margin: 0; }
.contact-faq a { color: var(--red); }

/* ----------------------------------------------------------
   14. CTA バナーセクション
   ---------------------------------------------------------- */
#cta-banner {
  padding: 72px 0;
  background: var(--black-light);
  text-align: center;
  position: relative;
  overflow: hidden;
}

#cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(220, 10, 10, 0.09) 0%, transparent 70%);
}

#cta-banner .top-line {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--red), transparent);
}

#cta-banner .bottom-line {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--red), transparent);
}

#cta-banner .cta-title {
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 900;
  color: var(--white);
  margin-bottom: 12px;
  position: relative;
}

#cta-banner .cta-desc {
  color: var(--gray-light);
  font-size: 14px;
  max-width: 560px;
  margin: 0 auto 32px;
  line-height: 1.8;
  position: relative;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  position: relative;
}

/* ----------------------------------------------------------
   15. Footer
   ---------------------------------------------------------- */
#footer {
  background: var(--black);
  border-top: 1px solid rgba(220, 10, 10, 0.2);
}

.footer-accent {
  height: 3px;
  background: linear-gradient(to right, transparent, var(--red), transparent);
}

.footer-main {
  padding: 56px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 200px 1fr 1fr 1fr;
  gap: 40px;
}

.footer-brand .logo {
  margin-bottom: 14px;
}

.footer-brand p {
  font-size: 13px;
  color: var(--gray);
  line-height: 1.75;
}

.footer-col h4 {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 14px;
}

.footer-col li {
  margin-bottom: 8px;
}

.footer-col a {
  font-size: 13px;
  color: var(--gray);
  transition: var(--transition);
}

.footer-col a:hover {
  color: var(--red);
}

.footer-bottom {
  border-top: 1px solid rgba(220, 10, 10, 0.1);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.footer-bottom .copy {
  font-size: 12px;
  color: #555;
}

.footer-bottom .links {
  display: flex;
  gap: 16px;
}

.footer-bottom .links a {
  font-size: 12px;
  color: #555;
  transition: var(--transition);
}

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

/* ----------------------------------------------------------
   16. アニメーション
   ---------------------------------------------------------- */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-in-section {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.fade-in-section.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ----------------------------------------------------------
   17. ページヒーロー（下層ページ共通）
   ---------------------------------------------------------- */
.page-hero {
  position: relative;
  background: var(--black-light);
  padding: 72px 0 52px;
  overflow: hidden;
  margin-top: 64px;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 55% 80% at 0% 50%, rgba(220, 10, 10, 0.1) 0%, transparent 65%);
  pointer-events: none;
}

.page-hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(220, 10, 10, 0.4), transparent);
}

.page-hero-inner {
  position: relative;
  z-index: 1;
}

.page-hero-en {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 10px;
}

.page-hero h1 {
  font-size: clamp(30px, 5vw, 48px);
  font-weight: 900;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 14px;
}

.page-hero .page-hero-desc {
  color: var(--gray);
  font-size: 15px;
  max-width: 560px;
  line-height: 1.8;
}

.page-hero .page-hero-sub {
  font-size: clamp(20px, 3vw, 32px);
  font-weight: 900;
  color: var(--red);
  margin-top: 4px;
  margin-bottom: 14px;
}

/* ----------------------------------------------------------
   18. カテゴリリンクカード（charity / events 親ページ）
   ---------------------------------------------------------- */
.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 56px;
}

.category-card {
  display: block;
  text-decoration: none;
  background: var(--black-light);
  border: 1px solid rgba(220, 10, 10, 0.2);
  padding: 40px 24px;
  text-align: center;
  transition: all var(--transition);
}

.category-card:hover {
  border-color: var(--red);
  transform: translateY(-4px);
}

.category-card .cat-icon {
  font-size: 48px;
  display: block;
  margin-bottom: 16px;
}

.category-card .cat-en {
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 8px;
}

.category-card .cat-title {
  display: block;
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
  transition: color var(--transition);
}

.category-card:hover .cat-title {
  color: var(--red);
}

.category-card .cat-desc {
  font-size: 13px;
  color: var(--gray);
  line-height: 1.65;
}

/* ----------------------------------------------------------
   19. 価値観カード / チームカード（about.html）
   ---------------------------------------------------------- */
.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.value-card {
  background: var(--black);
  border: 1px solid rgba(220, 10, 10, 0.15);
  padding: 28px 20px;
  transition: all var(--transition);
}

.value-card:hover {
  border-color: rgba(220, 10, 10, 0.4);
}

.value-card .val-icon {
  font-size: 36px;
  display: block;
  margin-bottom: 16px;
}

.value-card .val-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
  transition: color var(--transition);
}

.value-card:hover .val-title {
  color: var(--red);
}

.value-card .val-desc {
  font-size: 13px;
  color: var(--gray);
  line-height: 1.8;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.team-card {
  background: var(--black-light);
  border: 1px solid rgba(220, 10, 10, 0.15);
  padding: 24px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

/* チームアバター
   ▼ 写真に差し替える場合: team-avatar div を削除し
     <img src="images/member-xxx.jpg" alt="名前"> に変更 */
.team-avatar {
  width: 56px;
  height: 56px;
  flex-shrink: 0;
  background: rgba(220, 10, 10, 0.1);
  border: 1px solid rgba(220, 10, 10, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 900;
  color: var(--red);
}

.team-info .team-role {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--red);
  margin-bottom: 4px;
}

.team-info .team-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.team-info .team-bio {
  font-size: 13px;
  color: var(--gray);
  line-height: 1.75;
}

/* ----------------------------------------------------------
   20. 対戦カード VS レイアウト（events-matchups.html）
   ---------------------------------------------------------- */
.matchup-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 800px;
  margin: 0 auto;
}

.matchup-card {
  background: var(--black-light);
  border: 1px solid rgba(220, 10, 10, 0.2);
  padding: 24px;
  transition: border-color var(--transition);
}

.matchup-card.main-event {
  border-color: var(--red);
  box-shadow: 0 0 24px rgba(220, 10, 10, 0.12);
}

.matchup-card.co-main {
  border-color: rgba(220, 10, 10, 0.45);
}

.matchup-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(220, 10, 10, 0.1);
}

.matchup-bout {
  font-size: 11px;
  font-weight: 700;
  color: var(--gray);
  letter-spacing: 0.1em;
}

.matchup-weight {
  font-size: 12px;
  color: var(--gray-light);
}

.matchup-badge {
  margin-left: auto;
  font-size: 10px;
  font-weight: 700;
  padding: 3px 10px;
  letter-spacing: 0.15em;
}

.matchup-badge.badge-main { background: var(--red); color: var(--white); }
.matchup-badge.badge-co   { background: rgba(220, 10, 10, 0.2); color: var(--red); }

.matchup-fighters {
  display: flex;
  align-items: center;
  gap: 16px;
}

.fighter-block {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.fighter-block.right {
  align-items: flex-end;
  text-align: right;
}

/* ファイターアバター
   ▼ 写真に差し替える場合: fighter-avatar div を削除し
     <img src="images/fighter-xxx.jpg" alt="選手名"> に変更 */
.fighter-avatar {
  width: 60px;
  height: 60px;
  background: rgba(220, 10, 10, 0.1);
  border: 1px solid rgba(220, 10, 10, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 900;
  color: var(--red);
  margin-bottom: 10px;
}

.fighter-block.right .fighter-avatar {
  margin-left: auto;
}

.fighter-name {
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
  line-height: 1.3;
}

.fighter-affil {
  font-size: 12px;
  color: var(--gray);
  margin-top: 4px;
}

.fighter-record {
  font-size: 11px;
  font-weight: 700;
  color: var(--red);
  margin-top: 4px;
}

.vs-label {
  flex-shrink: 0;
  font-size: 24px;
  font-weight: 900;
  color: var(--red);
  text-align: center;
  min-width: 40px;
}

.matchup-note {
  font-size: 12px;
  color: var(--gray);
  text-align: center;
  margin-top: 32px;
  line-height: 1.8;
}

/* ----------------------------------------------------------
   21. イベント詳細テーブル / スケジュール（events-next.html）
   ---------------------------------------------------------- */
.event-detail-table {
  width: 100%;
  border-collapse: collapse;
}

.event-detail-table tr {
  border-bottom: 1px solid rgba(220, 10, 10, 0.1);
}

.event-detail-table td {
  padding: 14px 0;
  font-size: 14px;
  vertical-align: top;
}

.event-detail-table td:first-child {
  color: var(--red);
  font-weight: 700;
  width: 110px;
  white-space: nowrap;
}

.event-detail-table td:last-child {
  color: var(--gray-light);
  line-height: 1.65;
}

.schedule-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.schedule-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 10px 0;
}

.schedule-time {
  font-size: 14px;
  font-weight: 700;
  color: var(--red);
  min-width: 64px;
  flex-shrink: 0;
}

.schedule-body {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  flex: 1;
}

.schedule-dot {
  width: 8px;
  height: 8px;
  background: var(--red);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 5px;
}

.schedule-text {
  font-size: 14px;
  color: var(--gray-light);
  line-height: 1.55;
}

.venue-box {
  background: var(--black);
  border: 1px solid rgba(220, 10, 10, 0.2);
  padding: 48px 32px;
  text-align: center;
  max-width: 620px;
  margin: 0 auto;
}

.venue-icon {
  font-size: 48px;
  display: block;
  margin-bottom: 16px;
}

.venue-name {
  font-size: 22px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.venue-address {
  font-size: 14px;
  color: var(--gray);
  margin-bottom: 12px;
}

.venue-note {
  font-size: 12px;
  color: var(--gray);
  line-height: 2;
}

/* 地図エリア
   ▼ Google Maps埋め込みに差し替える場合:
     venue-map div を削除し
     <iframe src="https://maps.google.com/..." width="100%" height="200" ...></iframe> に変更 */
.venue-map {
  margin-top: 24px;
  height: 200px;
  background: #111;
  border: 1px solid rgba(220, 10, 10, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray);
  font-size: 14px;
}

/* ----------------------------------------------------------
   22. エントリーフロー ステップ（recruitment.html）
   ---------------------------------------------------------- */
.flow-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.flow-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.flow-step {
  width: 48px;
  height: 48px;
  background: var(--red);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 16px;
  color: var(--white);
  flex-shrink: 0;
}

.flow-content h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 6px;
}

.flow-content p {
  font-size: 13px;
  color: var(--gray);
  line-height: 1.75;
}

/* ----------------------------------------------------------
   23. 協賛メリットカード（sponsorship.html）
   ---------------------------------------------------------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 56px;
}

.why-card {
  background: var(--black-light);
  border: 1px solid rgba(220, 10, 10, 0.15);
  padding: 28px 20px;
  transition: all var(--transition);
}

.why-card:hover {
  border-color: rgba(220, 10, 10, 0.4);
}

.why-card .why-icon {
  font-size: 36px;
  display: block;
  margin-bottom: 14px;
}

.why-card .why-title,
.why-card h3 {
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
  transition: color var(--transition);
}

.why-card:hover .why-title,
.why-card:hover h3 { color: var(--red); }

.why-card .why-desc,
.why-card p {
  font-size: 13px;
  color: var(--gray);
  line-height: 1.8;
}

.plan-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}

.plan-card {
  border: 1px solid rgba(220, 10, 10, 0.2);
  padding: 28px 20px;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), border-color var(--transition);
}

.plan-card:hover { transform: translateY(-4px); border-color: rgba(220, 10, 10, 0.5); }

.plan-tier {
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.25em;
  margin-bottom: 10px;
}

.plan-gold   { background: rgba(234,179,8,0.05); border-color: rgba(234,179,8,0.4); }
.plan-gold   .plan-tier { color: #eab308; }
.plan-silver { background: rgba(160,160,160,0.05); border-color: rgba(160,160,160,0.35); }
.plan-silver .plan-tier { color: #c0c0c0; }
.plan-bronze { background: rgba(180,100,40,0.05); border-color: rgba(180,100,40,0.35); }
.plan-bronze .plan-tier { color: #cd7f32; }
.plan-general{ background: rgba(220,10,10,0.04); }
.plan-general .plan-tier { color: var(--red); }

.plan-price {
  font-size: 22px;
  font-weight: 900;
  color: var(--white);
  margin-bottom: 20px;
  line-height: 1;
}

.plan-price-unit {
  font-size: 13px;
  font-weight: 400;
  color: var(--gray);
}

.plan-benefits {
  list-style: none;
  flex: 1;
  margin-bottom: 20px;
}

.plan-benefits li {
  font-size: 12px;
  color: var(--gray-light);
  padding: 7px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  line-height: 1.55;
  padding-left: 14px;
  position: relative;
}

.plan-benefits li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--red);
  font-weight: 700;
}

/* ----------------------------------------------------------
   24. 協賛企業詳細カード（sponsors.html）
   ---------------------------------------------------------- */
.sponsors-section {
  padding: var(--section-pad);
}

.sponsors-section + .sponsors-section {
  padding-top: 0;
}

.sponsor-detail-grid {
  display: grid;
  gap: 20px;
}

.sponsor-detail-grid.gold-grid   { grid-template-columns: repeat(2, 1fr); }
.sponsor-detail-grid.silver-grid { grid-template-columns: repeat(3, 1fr); }
.sponsor-detail-grid.bronze-grid { grid-template-columns: repeat(4, 1fr); }
.sponsor-detail-grid.general-grid{ grid-template-columns: repeat(4, 1fr); }

/* ロゴエリア
   ▼ 写真に差し替える場合: scard-logo-placeholder div を削除し
     <img src="images/logo-企業名.png" alt="企業名"> に変更 */
.scard-logo-placeholder {
  width: 100%;
  height: 72px;
  background: rgba(0,0,0,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--gray);
  margin-bottom: 14px;
}

.scard-gold, .scard-silver, .scard-bronze, .scard-general {
  padding: 24px 16px;
  text-align: center;
  transition: transform var(--transition);
  border: 1px solid rgba(220, 10, 10, 0.2);
}

.scard-gold:hover, .scard-silver:hover, .scard-bronze:hover, .scard-general:hover {
  transform: translateY(-3px);
}

.scard-gold   { border-color: rgba(234,179,8,0.5);   background: rgba(234,179,8,0.04); }
.scard-silver { border-color: rgba(160,160,160,0.4); background: rgba(160,160,160,0.04); }
.scard-bronze { border-color: rgba(180,100,40,0.4);  background: rgba(180,100,40,0.04); }
.scard-general{ border-color: rgba(220,10,10,0.25);  background: rgba(220,10,10,0.04); }

.scard-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
  line-height: 1.4;
}

.scard-name-en {
  font-size: 11px;
  color: var(--gray);
  letter-spacing: 0.08em;
  margin-top: 4px;
}

.scard-desc {
  font-size: 12px;
  color: var(--gray);
  margin-top: 10px;
  line-height: 1.75;
}

.sponsor-tier-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.25em;
  margin-bottom: 6px;
}

.scard-gold   .sponsor-tier-label { color: #eab308; }
.scard-silver .sponsor-tier-label { color: var(--gray-light); }
.scard-bronze .sponsor-tier-label { color: #fb923c; }
.scard-general .sponsor-tier-label { color: var(--red); }

/* ----------------------------------------------------------
   25. 汎用セクション背景
   ---------------------------------------------------------- */
.section-black      { padding: var(--section-pad); background: var(--black); }
.section-black-light{ padding: var(--section-pad); background: var(--black-light); }

/* ----------------------------------------------------------
   26. スポンサーマーキー シンプル版（SMQ / 全ページ共通フッター上）
   ---------------------------------------------------------- */
#smq-section {
  background: var(--black-light);
  border-top: 1px solid rgba(220,10,10,0.2);
  border-bottom: 1px solid rgba(220,10,10,0.2);
  padding: 36px 0;
  overflow: hidden;
}

.smq-header {
  text-align: center;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.smq-header::before,
.smq-header::after {
  content: '';
  display: block;
  height: 1px;
  width: 60px;
  background: rgba(220,10,10,0.25);
}

.smq-label-en {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--red);
}

.smq-wrapper {
  display: flex;
  overflow: hidden;
  position: relative;
}

.smq-wrapper:hover .smq-track {
  animation-play-state: paused;
}

.smq-track {
  display: flex;
  flex-shrink: 0;
  animation: smqScroll 30s linear infinite;
  will-change: transform;
}

.smq-track.smq-track-2 {
  animation-name: smqScroll2;
}

@keyframes smqScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-100%); }
}

@keyframes smqScroll2 {
  from { transform: translateX(100%); }
  to   { transform: translateX(0); }
}

.smq-badge {
  flex-shrink: 0;
  margin: 0 10px;
  min-width: 164px;
  height: 72px;
  background: var(--black);
  border: 1px solid rgba(220,10,10,0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  text-align: center;
  transition: border-color 0.2s;
}

.smq-badge:hover { border-color: rgba(220,10,10,0.5); }

.smq-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--gray-light);
  line-height: 1.4;
}

.smq-badge-personal .smq-name { color: var(--red); }

/* ----------------------------------------------------------
   27. レスポンシブ (モバイル対応)
   ---------------------------------------------------------- */
@media (max-width: 900px) {
  .stats-grid        { grid-template-columns: repeat(2, 1fr); }
  .about-grid        { grid-template-columns: 1fr; }
  .about-visual      { height: 240px; }
  .charity-cards > *     { flex-basis: 100%; }
  .event-next        { grid-template-columns: 1fr; }
  .event-cta         { align-items: flex-start; }
  .event-past-grid   { grid-template-columns: 1fr 1fr; }
  .requirements-grid > * { flex-basis: 100%; }
  .rules-grid > *        { flex-basis: 100%; }
  .sponsor-tiers > *     { flex-basis: calc((100% - 16px) / 2); }
  .footer-grid       { grid-template-columns: 1fr 1fr; }
  .form-row          { grid-template-columns: 1fr; }
  .values-grid       { grid-template-columns: repeat(2, 1fr); }
  .team-grid         { grid-template-columns: repeat(2, 1fr); }
  .category-grid     { grid-template-columns: 1fr; }
  .why-grid          { grid-template-columns: repeat(2, 1fr); }
  .flow-grid         { grid-template-columns: 1fr; }
  .plan-grid         { grid-template-columns: repeat(2, 1fr); }
  .matchup-fighters  { flex-direction: column; gap: 8px; }
  .fighter-block.right { align-items: flex-start; text-align: left; }
  .fighter-block.right .fighter-avatar { margin-left: 0; }
  .vs-label          { align-self: flex-start; }
  .sponsor-detail-grid.gold-grid   { grid-template-columns: 1fr; }
  .sponsor-detail-grid.silver-grid { grid-template-columns: repeat(2, 1fr); }
  .sponsor-detail-grid.bronze-grid { grid-template-columns: repeat(2, 1fr); }
  .sponsor-detail-grid.general-grid{ grid-template-columns: repeat(2, 1fr); }
  .contact-layout    { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 640px) {
  :root { --section-pad: 56px 0; }

  .nav-desktop { display: none; }
  .hamburger   { display: flex; }

  .hero-buttons { flex-direction: column; align-items: center; }
  .hero-buttons .btn { width: 100%; max-width: 320px; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }

  .req-list-2col { columns: 1; }

  .event-past-grid   { grid-template-columns: 1fr; }
  .sponsor-tiers > *     { flex-basis: 100%; }
  .footer-grid       { grid-template-columns: 1fr; }
  .footer-bottom     { flex-direction: column; align-items: flex-start; }

  .page-hero         { padding: 52px 0 36px; }
  .values-grid       { grid-template-columns: 1fr; }
  .team-grid         { grid-template-columns: 1fr; }
  .why-grid          { grid-template-columns: 1fr; }
  .plan-grid         { grid-template-columns: 1fr; }
  .sponsor-detail-grid.silver-grid,
  .sponsor-detail-grid.bronze-grid,
  .sponsor-detail-grid.general-grid { grid-template-columns: 1fr 1fr; }
  .event-detail-table td:first-child { width: 88px; }
  .recruitment-cta   { padding: 28px 20px; }
}

/* ----------------------------------------------------------
   28. お問い合わせ補足（contact.html 用）
   ---------------------------------------------------------- */
.contact-form-col,
.contact-info-col { min-width: 0; }

.info-block {
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.info-block:last-child { border-bottom: none; }

.info-block-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--red);
  letter-spacing: 0.06em;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.info-icon { font-size: 16px; }

.sns-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 8px;
}

.sns-link {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  border: 1px solid rgba(220,10,10,0.3);
  color: var(--gray-light);
  text-decoration: none;
  transition: border-color var(--transition), color var(--transition);
}
.sns-link:hover { border-color: var(--red); color: var(--white); }
.sns-instagram { border-color: rgba(193,53,132,0.3); }
.sns-instagram:hover { border-color: #c13584; }
.sns-twitter { border-color: rgba(29,161,242,0.3); }
.sns-twitter:hover { border-color: #1da1f2; }
.sns-youtube { border-color: rgba(255,0,0,0.3); }
.sns-youtube:hover { border-color: #ff0000; }

.btn-full { width: 100%; text-align: center; justify-content: center; }

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  font-size: 13px;
  color: var(--gray-light);
  line-height: 1.6;
}
.checkbox-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  accent-color: var(--red);
  margin-top: 2px;
}

.form-error {
  display: none;
  padding: 10px 14px;
  background: rgba(220,10,10,0.1);
  border: 1px solid rgba(220,10,10,0.3);
  color: #f87171;
  font-size: 13px;
}
.form-error.visible { display: block; }

.form-success {
  display: none;
  padding: 48px 24px;
  text-align: center;
  background: rgba(34,197,94,0.05);
  border: 1px solid rgba(34,197,94,0.2);
}
.form-success.visible { display: block; }
.success-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(34,197,94,0.15);
  border: 2px solid rgba(34,197,94,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: #4ade80;
  margin: 0 auto 20px;
}
.form-success h3 { font-size: 20px; color: var(--white); margin-bottom: 12px; }
.form-success p  { font-size: 14px; color: var(--gray-light); line-height: 1.8; }

/* ----------------------------------------------------------
   準備中ページ (coming-soon.html)
   ---------------------------------------------------------- */
#hero.coming-soon .hero-content { padding-bottom: 80px; }

.coming-soon-desc {
  font-size: 14px;
  color: var(--gray);
  line-height: 1.8;
}