/* Custom Styles for Terrace Shinshu */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700&display=swap');

body {
    font-family: 'Noto Sans JP', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.hero-gradient {
    background: linear-gradient(135deg, rgba(47, 93, 80, 0.9), rgba(135, 206, 235, 0.8));
}

.text-shinshu-green {
    color: #2F5D50;
}

.bg-shinshu-green {
    background-color: #2F5D50;
}

.text-shinshu-sky {
    color: #5D9CB5;
}

.bg-shinshu-sky {
    background-color: #5D9CB5;
}

/* Mobile Menu Transition */
.mobile-menu {
    transition: transform 0.3s ease-in-out;
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: #5D9CB5;
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link.active {
    color: #2F5D50; /* Shinshu Green */
    font-weight: 700;
}

/* Scroll Animation */
.fade-in-section {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
    will-change: opacity, transform;
}

.fade-in-section.is-visible {
    opacity: 1;
    transform: none;
}