/* Accent Bar — シグネチャ要素「飛び出してくる棒」 */
.accent-bar {
  display: inline-block;
  width: 4px;
  height: 2.4em;
  background: linear-gradient(180deg, var(--color-cyan), var(--color-blue));
  border-radius: 2px;
  flex-shrink: 0;
  vertical-align: middle;
}

.accent-bar--green {
  background: linear-gradient(180deg, var(--color-green), #16A34A);
}

.accent-bar--white {
  background: linear-gradient(180deg, rgba(255,255,255,0.9), rgba(255,255,255,0.4));
}

.accent-bar--horizontal {
  width: 80px;
  height: 3px;
  display: block;
}

.accent-bar--large {
  width: 6px;
  height: 4em;
}

/* Decorative block behind CEO photo */
.accent-block {
  position: absolute;
  width: 12px;
  height: 200px;
  background: linear-gradient(180deg, var(--color-cyan), var(--color-blue));
  border-radius: 4px;
  opacity: 0.2;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: 0.75em 1.75em;
  border-radius: var(--radius-md);
  font-size: var(--font-small);
  font-weight: 600;
  letter-spacing: 0.03em;
  transition:
    background-color var(--duration-fast) var(--ease-in-out),
    color var(--duration-fast) var(--ease-in-out),
    border-color var(--duration-fast) var(--ease-in-out),
    box-shadow var(--duration-fast) var(--ease-in-out),
    transform var(--duration-fast) var(--ease-in-out);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background-color: var(--color-blue);
  color: var(--color-white);
  border: 1.5px solid var(--color-blue);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background-color: var(--color-navy);
  border-color: var(--color-navy);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-blue);
  border: 1.5px solid var(--color-blue);
}

.btn-outline:hover {
  background-color: var(--color-blue);
  color: var(--color-white);
}

.btn-outline-white {
  background-color: transparent;
  color: var(--color-white);
  border: 1.5px solid rgba(255, 255, 255, 0.5);
}

.btn-outline-white:hover {
  background-color: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.8);
}

/* Badge / Tag */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  padding: 0.3em 0.8em;
  border-radius: var(--radius-full);
  font-size: var(--font-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.badge-cyan {
  background-color: var(--color-cyan-light);
  color: var(--color-navy);
}

/* Card */
.card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-4);
  box-shadow: var(--shadow-sm);
  transition:
    box-shadow var(--duration-base) var(--ease-out-expo),
    transform var(--duration-base) var(--ease-out-expo);
  border-left: 4px solid var(--color-blue);
  position: relative;
  overflow: hidden;
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  border-left-color: var(--color-cyan);
}

/* Value card decoration number */
.card-number {
  position: absolute;
  top: -0.15em;
  right: 0.3em;
  font-size: 5rem;
  font-weight: 800;
  color: var(--color-cyan);
  opacity: 0.07;
  line-height: 1;
  pointer-events: none;
  user-select: none;
  letter-spacing: -0.05em;
}

/* SNS icon button */
.sns-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  border: 2px solid rgba(255, 255, 255, 0.25);
  color: rgba(255, 255, 255, 0.7);
  transition:
    background-color var(--duration-fast) var(--ease-in-out),
    border-color var(--duration-fast) var(--ease-in-out),
    color var(--duration-fast) var(--ease-in-out),
    transform var(--duration-fast) var(--ease-in-out);
}

.sns-btn:hover {
  background-color: var(--color-blue);
  border-color: var(--color-white);
  color: var(--color-white);
  transform: scale(1.08);
}

.sns-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* Divider */
.divider {
  width: 100%;
  height: 1px;
  background-color: var(--color-border);
}

.divider--navy {
  background-color: rgba(255, 255, 255, 0.1);
}

/* Scroll down indicator */
.scroll-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  color: var(--color-text-muted);
  font-size: var(--font-xs);
  letter-spacing: 0.1em;
}

.scroll-indicator__dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background-color: var(--color-cyan);
  animation: scroll-bounce 1.5s var(--ease-in-out) infinite;
}

@keyframes scroll-bounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(8px); opacity: 0.4; }
}