body {
    font-family: 'Noto Sans JP', sans-serif;
    background-color: #F8F8F8;
    color: #dc3545;
}
.lh-12{
    line-height: 1.2!important;
}
.c-gold{
    color: #8b6b61!important;
}
.bg-hero {
    background-color: #E8EEF4;
    background: #e1d6cf;
}
.ast-icon.icon-arrow svg {
    margin-top: 11px!important;
    margin-left: 3px!important;
}
.bg-hero {
    background-color: #EAE6E1;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.75), rgba(255, 255, 255, 0.55)),
        url('../images/dendo_main.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    __background-attachment: fixed;
}

@media (min-width: 768px) {
    .bg-hero {
        background-image: 
            linear-gradient(rgba(255, 255, 255, 0.75), rgba(255, 255, 255, 0.55)),
            url('../images/dendo_main.jpg');
    }
}

/* アスペクト比設定 */
.aspect-w-16 {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 */
}

.aspect-w-16 iframe,
.aspect-w-16 img,
.aspect-w-16 > div {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.btn-primary {
    background-image: linear-gradient(135deg, #dc3545, #9e0414);
    color: white;
    transition: background-color 0.3s;
}

.btn-primary:hover {
    background-color: #dc3545;
}

.btn-secondary {
    background-color: #F8F8F8;
    color: #dc3545;
    border: 1px solid #dc3545;
    transition: all 0.3s;
}

.btn-secondary:hover {
    background-color: #dc3545;
    color: #F8F8F8;
}
h2::first-letter {
    background-color: #12193a!important;
}
.section-title {
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    color: #1b1a1b;
}

.section-subtitle {
    font-size: 1rem;
    text-align: center;
    margin-bottom: 3rem;
    color: #7e3940;
}

.chart-container {
    position: relative;
    width: 100%;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    height: 300px;
    max-height: 400px;
}

@media (min-width: 768px) {
    .chart-container {
        height: 350px;
    }
}

[data-tab-content] {
    display: none;
}

[data-tab-content].active {
    display: block;
}

.fade-in {
    animation: fadeIn 0.8s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.smooth-scroll {
    scroll-behavior: smooth;
}

.tab-active {
    border-color: #dc3545;
    color: #dc3545;
    background-color: #F8F8F8;
}

.tab-inactive {
    border-color: transparent;
    color: #8d3740;
}