:root {
  --sportsclub-primary: #00618e;
  --sportsclub-accent: #e8380d;
  --sportsclub-text: #1a1a1a;
  --sportsclub-bg: #ffffff;
  --sportsclub-font-jp: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--sportsclub-font-jp);
  color: var(--sportsclub-text);
  background-color: var(--sportsclub-bg);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Animations */
.sportsclub_fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.sportsclub_fade-up.sportsclub_is-visible {
  opacity: 1;
  transform: translateY(0);
}

.sportsclub_fade-in {
  opacity: 0;
  transition: opacity 1s ease-out;
}

.sportsclub_fade-in.sportsclub_is-visible {
  opacity: 1;
}

/* Key Visual */
#sportsclub_kv {
  position: relative;
  width: 100%;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  background-color: #000;
}

.sportsclub_kv_bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.7;
}

.sportsclub_kv_content {
  position: relative;
  z-index: 1;
  width: 90%;
  max-width: 1200px;
  color: #fff;
  text-align: center;
}

.sportsclub_copy {
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 2rem;
  letter-spacing: 0.05em;
  text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.5);
}

.sportsclub_body-copy {
  font-size: clamp(1rem, 2vw, 1.5rem);
  font-weight: 500;
  max-width: 800px;
  margin: 0 auto;
}

/* Menu */
#sportsclub_nav {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 100;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  border-bottom: 2px solid var(--sportsclub-primary);
}

.sportsclub_nav_list {
  display: flex;
  justify-content: center;
  list-style: none;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem;
  flex-wrap: wrap;
}

.sportsclub_nav_item {
  margin: 0.5rem 1rem;
}

.sportsclub_nav_link {
  text-decoration: none;
  color: var(--sportsclub-primary);
  font-weight: 700;
  font-size: 0.9rem;
  transition: color 0.3s;
  position: relative;
}

.sportsclub_nav_link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  left: 0;
  background-color: var(--sportsclub-accent);
  transition: width 0.3s;
}

.sportsclub_nav_link:hover {
  color: var(--sportsclub-accent);
}

.sportsclub_nav_link:hover::after {
  width: 100%;
}

/* Sections */
.sportsclub_section {
  padding: 80px 5%;
  max-width: 1200px;
  margin: 0 auto;
}

.sportsclub_section_title {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--sportsclub-primary);
  margin-bottom: 1.5rem;
  position: relative;
  display: inline-block;
  padding-left: 15px;
  border-left: 8px solid var(--sportsclub-accent);
}

.sportsclub_lead_text {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 3rem;
  color: var(--sportsclub-text);
}

/* Grid Layouts */
.sportsclub_grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.sportsclub_grid_item {
  background: #f8f8f8;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s, box-shadow 0.3s;
  border: 1px solid #eee;
}

.sportsclub_grid_item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.sportsclub_grid_img_wrapper {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: #ddd;
}

.sportsclub_grid_img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}

.sportsclub_grid_item:hover .sportsclub_grid_img {
  transform: scale(1.1);
}

.sportsclub_grid_caption {
  padding: 1rem;
  font-weight: 700;
  font-size: 0.9rem;
  text-align: center;
  color: var(--sportsclub-primary);
}

/* Note Section */
.sportsclub_note_grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 2rem;
}

.sportsclub_note_item {
  text-decoration: none;
  color: inherit;
  background: #fff;
  border: 1px solid #eee;
  padding: 1rem;
  transition: transform 0.3s;
}

.sportsclub_note_item:hover {
  transform: scale(1.02);
}

.sportsclub_note_img {
  width: 100%;
  aspect-ratio: 16/9;
  background: #eee;
  margin-bottom: 1rem;
  object-fit: cover;
}

.sportsclub_note_title {
  font-weight: 700;
  color: var(--sportsclub-primary);
}

/* Achievement Section */
.sportsclub_achievement_list {
  background: #f0f4f7;
  padding: 3rem;
  border-radius: 10px;
}

.sportsclub_achievement_category {
  margin-bottom: 2rem;
}

.sportsclub_achievement_category_title {
  font-size: 1.2rem;
  font-weight: 900;
  color: var(--sportsclub-accent);
  border-bottom: 2px solid var(--sportsclub-primary);
  margin-bottom: 1rem;
  padding-bottom: 5px;
}

.sportsclub_achievement_names {
  font-size: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* Contact Section */
#sportsclub_contact {
  background-color: #f9f9f9;
  text-align: center;
}

.sportsclub_btn_primary {
  display: inline-block;
  background: linear-gradient(135deg, var(--sportsclub-primary) 0%, #004060 100%);
  color: #fff;
  text-decoration: none;
  padding: 1.2rem 3rem;
  border-radius: 50px;
  font-weight: 900;
  font-size: 1.2rem;
  transition: transform 0.3s, box-shadow 0.3s;
  box-shadow: 0 10px 20px rgba(0, 97, 142, 0.3);
  margin-top: 2rem;
}

.sportsclub_btn_primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 30px rgba(0, 97, 142, 0.4);
}

/* Floating Button */
.sportsclub_floating_contact {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 160px;
  height: 160px;
  background: linear-gradient(135deg, var(--sportsclub-primary) 0%, #0080c0 100%);
  color: white;
  border-radius: 50%;
  text-decoration: none;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  transition: transform 0.3s, background 0.3s, box-shadow 0.3s;
  padding: 10px;
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.sportsclub_floating_contact:hover {
  transform: scale(1.1) rotate(5deg);
  background: linear-gradient(135deg, #0080c0 0%, var(--sportsclub-primary) 100%);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.sportsclub_floating_text {
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1.3;
}

.sportsclub_floating_title {
  display: block;
  font-size: 1rem;
  font-weight: 900;
  margin-bottom: 4px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  padding-bottom: 2px;
}

/* Responsive */
@media (max-width: 1024px) {
  .sportsclub_grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .sportsclub_grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .sportsclub_section_title {
    font-size: 1.8rem;
  }

  .sportsclub_nav_list {
    font-size: 0.8rem;
  }
}

@media (max-width: 480px) {
  .sportsclub_grid {
    grid-template-columns: 1fr;
  }

  .sportsclub_copy {
    font-size: 1.8rem;
  }

  .sportsclub_nav_item {
    margin: 0.2rem 0.5rem;
  }
}


.sportsclub_consept_wrapper {
  text-align: center;
  margin-bottom: 50px;

}

.sportsclub_consept_wrapper img {
  max-width: 1000px;

}