@charset "UTF-8";

/* === Reset & Base === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 62.5%;
    scroll-behavior: smooth;
}

body {
    background-color: #f9f9f9;
    color: #1A1A1A;
    font-family: 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.8;
    font-size: 1.6rem;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, dl {
    list-style: none;
}

/* === Header === */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 3rem;
    background: #1A1A1A;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 0 10px #ffd700;
}
    
.logo img {
    height: 8rem;
}
    
.nav {
    display: flex;
}
    
.nav-list {
    display: flex;
    gap: 2rem;
}
    
.nav-link {
    color: #ffd700;
    text-decoration: none;
    font-family: 'Orbitron', sans-serif;
    font-weight: bold;
    font-size: 1.6rem;
    transition: color 0.3s;
    text-transform: uppercase;
}

.nav-link:hover {
    color: #0ff;
}

/* hero */
.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.7);
}

.hero {
    position: relative;
    text-align: center;
    width: 100%;
    overflow: hidden;
    margin: 0;
    padding: 0;
}

.section-title {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 2rem;
    color: #ffd700;
    font-family: 'Orbitron', sans-serif;
    text-transform: uppercase;
}

/* === Contact & SNS === */
.contact {
    background-color: #016b3f;  /* 少し明るめの深緑 */
    color: #fff;
    text-align: center;
    padding: 8rem 2rem;
}

.line-contact {
    text-align: center;
}

.line-button-wrapper {
    margin-top: 4.5rem;
}

.line-button {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    background-color: #00c300;
    color: #fff;
    font-size: 1.6rem;
    padding: 1rem 2rem;
    border-radius: 0.8rem;
    text-decoration: none;
    box-shadow: 0 0 10px #00ff00;
    transition: background 0.3s;
}
    
.line-button:hover {
    background-color: #00a300;
}

.line-button i {
    font-size: 2.4rem;
}

/* ── フッター */
footer.footer {
    background-color: #002a20;  /* アクセントを引き締めるより濃い緑 */
    color: #fff;
    padding: 4rem 2rem;
}

footer.footer .footer-container {
    max-width: 1200px;
    margin: 5rem auto 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
    flex-direction: column;
}

footer.footer .footer-logo img {
    height: 15rem;
}

footer.footer .footer-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

footer.footer .footer-nav a {
    color: #fff;
    text-decoration: none;
    font-size: 1.4rem;
    transition: color 0.3s;
}

footer.footer .footer-nav a:hover {
    color: #ffd700;
}

footer.footer .footer-social a {
    color: #fff;
    font-size: 2.5rem;
    margin:0 2rem;
    transition: color 0.3s;
}

footer.footer .footer-social a:hover {
    color: #ffd700;
}

footer.footer .footer-copy {
    width: 100%;
    text-align: center;
    font-size: 1.2rem;
    margin-top: 2rem;
    opacity: 0.7;
}

.footer-logo {
    display: flex;
    justify-content: center;
}

/* === Responsive === */
@media screen and (min-width: 1000px) {
    .menu-toggle {
        display: none;
    }
}

@media screen and (max-width: 1000px) {
    .flex-section {
    flex-direction: column;
    }

    .nav {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: rgba(0, 66, 60, 0.98); /* 半透明の背景 */
        display: flex;
        justify-content: center;
        align-items: center;
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transition: opacity 0.6s ease, visibility 0.6s ease;
        z-index: 1500;
    }

    .nav.active {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }

    .nav-list {
        display: flex;
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }

    .nav-link {
        color: #ffd700;
        font-size: 2.4rem;
        font-weight: bold;
        text-transform: uppercase;
        text-decoration: none;
        transition: color 0.3s;
    }

    .nav-link:hover {
        color: #0ff;
    }

    .menu-toggle {
        display: flex;
        flex-direction: column;
        gap: 0.6rem;
        cursor: pointer;
        background: none;
        border: none;
        z-index: 2000;
    }

    .bar {
        width: 30px;
        height: 4px;
        background-color: #ffd700;
        transition: all 0.3s ease;
    }

    .menu-toggle.open .bar1 {
        transform: rotate(45deg) translate(8px, 4px);
    }

    .menu-toggle.open .bar2 {
        opacity: 0;
    }

    .menu-toggle.open .bar3 {
        transform: rotate(-45deg) translate(10px, -6px);
    }
}

@media screen and (min-width: 721px) {
    .sp {
        display: none;
    }
}

@media screen and (max-width: 768px) {
    footer.footer .footer-container {
        flex-direction: column;
        text-align: center;
    }
    footer.footer .footer-nav {
    justify-content: center;
    }
    footer.footer .footer-social {
        margin-top: 1rem;
    }
}
/* === ローディング画面 === */
#loader {
    position: fixed;
    inset: 0;
    background: #00423c;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    overflow: hidden;
}
#loader-text {
    display: flex;
    font-family: 'Orbitron', sans-serif;
    font-size: 2rem;
    color: #FFD700;
    letter-spacing: 0.4rem;
}

#loader-text span {
    opacity: 0;
    display: inline-block;
    transition: opacity 0.3s ease;
}