@charset "UTF-8";

:root {
  --bg: #0f172a;
  --card: #111827;
  --muted: #cbd5e1;
  --accent: #22d3ee;
  --accent-strong: #0ea5e9;
  --accent-alt: #a3e635;
  --border: #1f2937;
  --font-body: "Inter", "Noto Sans JP", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  background-color: #f8fafc;
}

.bg-blur {
  backdrop-filter: blur(12px);
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.92), rgba(15, 23, 42, 0.85));
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.navbar .nav-link {
  color: rgba(255, 255, 255, 0.92);
  font-weight: 500;
}

.navbar .nav-link:hover,
.navbar .nav-link:focus {
  color: #fff;
}

.navbar-toggler {
  border-color: rgba(255, 255, 255, 0.65);
}

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(248, 250, 252, 0.9)' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.navbar .nav-link.active {
  color: var(--accent);
}

.navbar-brand {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 300;
  color: #fff !important;
  letter-spacing: 0.5px;
  font-size: 1.875rem; /* 約30px */
  text-decoration: none !important;
}

.btn-group .btn-outline-light {
  color: rgba(255, 255, 255, 0.9);
  border-color: rgba(255, 255, 255, 0.35);
  background-color: rgba(255, 255, 255, 0.05);
}

.btn-group .btn-outline-light:hover,
.btn-group .btn-outline-light.active {
  color: #0b1221;
  background: #fff;
  border-color: #fff;
}

.text-accent {
  color: var(--accent-strong);
}

.hero-section {
  background: radial-gradient(circle at 20% 20%, rgba(34, 211, 238, 0.25), transparent 35%),
    radial-gradient(circle at 80% 10%, rgba(163, 230, 53, 0.25), transparent 30%),
    linear-gradient(135deg, #0f172a 0%, #0b1021 50%, #0f172a 100%);
  position: relative;
  overflow: hidden;
}

.hero-section::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.6;
  pointer-events: none;
}

.hero-panel {
  background: #0b1324;
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 16px;
  position: relative;
  z-index: 1;
}

.lead{
  font-size: 1.1rem;
}
.anchor-offset {
  scroll-margin-top: 96px;
}
.feature-card {
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.28);
}

.gradient-card {
  background: linear-gradient(135deg, var(--accent-strong), #6366f1);
  color: #fff;
}

.bg-surface {
  background: rgba(15, 23, 42, 0.82);
  color: #f8fafc;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.bg-surface h3,
.bg-surface .h6 {
  color: #fff;
}

.bg-surface .text-muted {
  color: rgba(255, 255, 255, 0.78) !important;
}

.app-icon {
  width: 64px;
  height: 64px;
  border-radius: 14px;
  object-fit: cover;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-alt));
  color: #0b1221;
  border: none;
  box-shadow: 0 10px 30px rgba(34, 211, 238, 0.35);
}

.btn-accent:hover {
  color: #0b1221;
  filter: brightness(0.98);
}

.hero-section .btn {
  font-size: 0.95rem;
  font-weight: 600;
}

.service-card {
  border: 1px solid #e5e7eb;
}

.gradient-placeholder {
  min-height: 180px;
  background: radial-gradient(circle at 20% 20%, rgba(34, 211, 238, 0.35), transparent 45%),
    radial-gradient(circle at 80% 20%, rgba(163, 230, 53, 0.35), transparent 40%),
    linear-gradient(135deg, #111827, #0f172a);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.object-fit-cover {
  object-fit: cover;
  height: 220px;
}

.card-img-top {
  border-top-left-radius: 12px;
  border-top-right-radius: 12px;
}

.card {
  border-radius: 12px;
}

.badge.bg-primary-subtle {
  color: #0b1729;
}

footer {
  background: #fff;
}

.cookie-banner {
  position: fixed;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  max-width: 960px;
  width: calc(100% - 32px);
  background: #0f172a;
  color: #e2e8f0;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
  padding: 16px 18px;
  z-index: 1050;
}

.cookie-banner h2 {
  font-size: 1rem;
  margin-bottom: 6px;
}

.cookie-banner p {
  margin-bottom: 10px;
  color: #cbd5e1;
}

.cookie-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.cookie-actions .btn {
  font-size: 0.95rem;
}

@media (max-width: 991px) {
  .navbar {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .navbar-brand {
    margin-left: 0.25rem;
  }

  .navbar-toggler {
    margin-right: 0.25rem;
  }

  .navbar-collapse {
    background: rgba(255, 255, 255, 0.92);
    border-radius: 12px;
    padding: 12px;
    margin-top: 12px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
  }

  .navbar .nav-link {
    color: #0f172a;
  }

  .navbar-collapse .nav-link:hover,
  .navbar-collapse .nav-link:focus {
    color: #1f2937;
  }

  .btn-group .btn-outline-light {
    color: #0f172a;
    border-color: rgba(15, 23, 42, 0.2);
    background-color: #f8fafc;
  }

  .btn-group .btn-outline-light.active {
    color: #0b1221;
    background: #fff;
    border-color: #0f172a;
  }

  .hero-section {
    text-align: center;
  }

  .hero-panel {
    margin-top: 12px;
  }

  .feature-card {
    text-align: left;
  }

  .cookie-banner {
    padding: 14px 16px;
    bottom: 12px;
  }
}