@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&display=swap');

body {
    font-family: 'Noto Sans JP', sans-serif;
    scroll-behavior: smooth;
}

.btn-gradient {
    background: linear-gradient(90deg, #0047FF 0%, #6366F1 100%);
    transition: all 0.3s ease;
}

.btn-gradient:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.hero-pattern {
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 1px 1px, rgba(148, 163, 184, 0.3) 1px, transparent 0),
        radial-gradient(circle at 2px 2px, rgba(59, 130, 246, 0.4) 1px, transparent 0);
    background-size: 40px 40px;
    opacity: 0.6;
}

.case-tag {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    background-color: #eff6ff;
    color: #2563eb;
    border: 1px solid #bfdbfe;
    font-weight: 600;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.6rem;
    border-radius: 9999px;
    font-size: 0.7rem;
    font-weight: 600;
    background-color: #eff6ff;
    color: #1d4ed8;
}

.case-card {
    display: block;
    background-color: #ffffff;
    border-radius: 1.5rem;
    overflow: hidden;
    border: 1px solid #e5e7eb;
    box-shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
    text-decoration: none;
    color: inherit;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.case-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.12);
    border-color: #bfdbfe;
}

.case-card-image {
    position: relative;
    width: 100%;
    padding-top: 62.5%; /* 16:9 比率 */
    overflow: hidden;
}

.case-card-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #60a5fa;
}

.section-label::before {
    content: '';
    display: inline-block;
    width: 18px;
    height: 1px;
    background-color: #60a5fa;
}

.stat-card {
    border-radius: 1.25rem;
    padding: 1rem 1.25rem;
    background: linear-gradient(135deg, #0f172a, #1e293b);
    color: #e5e7eb;
}

.stat-label {
    font-size: 0.7rem;
    color: #9ca3af;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.stat-value {
    font-size: 1.4rem;
    font-weight: 700;
}

.stat-sub {
    font-size: 0.75rem;
    color: #9ca3af;
}

.pill-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.pill-list span {
    font-size: 0.7rem;
    padding: 0.15rem 0.6rem;
    border-radius: 9999px;
    border: 1px solid #e5e7eb;
}

.content-card {
    border-radius: 1.25rem;
    border: 1px solid #e5e7eb;
    background-color: #ffffff;
    padding: 1.5rem 1.75rem;
}

.content-card h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: #0f172a;
}

.content-card p,
.content-card li {
    font-size: 0.85rem;
    color: #4b5563;
    line-height: 1.7;
}

.content-card ul {
    list-style: none;
    padding-left: 0;
}

.content-card ul li::before {
    content: "・";
    margin-right: 0.1rem;
}

/* CTAカード（元 bg-slate-900）を明るいグラデーションに変更 */
.content-card.bg-slate-900 {
    background: linear-gradient(135deg, #e0edff, #ffffff) !important;
    border-color: #bfdbfe !important;
}

.content-card.bg-slate-900 h3,
.content-card.bg-slate-900 p,
.content-card.bg-slate-900 li {
    color: #0f172a !important;
}

.content-card.bg-slate-900 p.text-\[11px\] {
    color: #475569 !important;
}

@media (max-width: 768px) {
    header {
        backdrop-filter: blur(8px);
    }
}