/* ========================================
   ページ全体
======================================== */

body {
    font-family: "Klee One", serif;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px 60px;

    color: #222;
    line-height: 1.6;

    background: linear-gradient(
        to bottom,
        #ffffff 0%,
        #5c92a9 50%,
        #044a6a 100%
    );
}

/* ========================================
   見出し
======================================== */

h1 {
    margin: 0;
}

h2 {
    margin: 0;
    letter-spacing: 2px;
}

h2 a {
    color: inherit;
}

/* ========================================
   Header
======================================== */

header {
    display: flex;
    justify-content: space-between;
    align-items: center;

    padding: 20px 0;
    position: relative;
}

/* ロゴ */

.logo a {
    font-size: 2rem;
    color: #222;
    text-decoration: none;
}

/* ナビ */

nav {
    display: flex;
    gap: 35px;
}

nav a {
    color: #222;
    font-weight: bold;
    text-decoration: none;
}

/* ハンバーガーボタン
   PCでは非表示 */

.menu-button {
    display: none;

    background: none;
    border: none;

    font-size: 2rem;
    cursor: pointer;
}

/* ========================================
   Hero
======================================== */

.hero {
    height: 500px;

    display: flex;
    flex-direction: column;
    justify-content: flex-start;

    padding: 30px;

    background-size: cover;
    background-position: center;
}

.hero h1 {
    font-size: 3rem;
}

.hero p {
    margin-top: 10px;
}

/* ========================================
   Hero Images
======================================== */

.hero-home {
    background-image: url(images/image94.jpg);
}

.hero-music {
    background-image: url(images/image14.jpg);
}

.hero-works {
    background-image: url(images/image95.jpg);
}

.hero-profile {
    background-image: url(images/image05.jpg);
}

.hero-contact {
    background-image: url(images/image22.png);
}

/* ========================================
   Sections
======================================== */

section {
    padding: 60px 0;
    border-top: 1px solid rgba(255,255,255,.3);
}

section:last-child {
    border-bottom: 1px solid rgba(255,255,255,.3);
}

/* ========================================
   MUSIC
======================================== */

.album-image {
    width: 250px;

    display: block;

    margin: 30px auto;

    border-radius: 12px;

    box-shadow: 0 8px 20px rgba(0,0,0,.2);
}

#streaming h3 {
    text-align: center;
}

#streaming ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

#streaming li {
    margin: 12px 0;
}

#streaming a {
    display: inline-flex;
    align-items: center;
    gap: 10px;

    color: #222;
    text-decoration: none;
}

#streaming a:hover {
    opacity: 0.7;
}

/* ========================================
   Footer
======================================== */

footer {
    padding: 60px 0 40px;
    text-align: center;
}

.footer-message {
    font-size: 0.9rem;
    letter-spacing: 0.2em;
}

.copyright {
    font-size: 0.9rem;
    opacity: 0.6;
}

/* ========================================
   Smartphone
======================================== */
/* PCでは非表示 */
.sp-only {
    display: none;
}

@media (max-width: 768px) {

    /* ---------- Layout ---------- */

    body {
        padding: 0 15px 40px;
    }

    header {
        padding: 20px 0;
    }

    /* ---------- Logo ---------- */

    .logo a {
        font-size: 1.6rem;
    }

    /* ---------- Hamburger ---------- */

    .menu-button {
        display: block;
        position: absolute;
        top: 15px;
        right: -10px;

        background: none;
        border: none;
        color: #222;

        font-size: 2rem;
        cursor: pointer;
    }

    .menu-button:hover,
    .menu-button:active,
    .menu-button:visited {
        color: #222;
    }

    /* ---------- Navigation ---------- */

    nav {
        display: none;

        position: absolute;
        top: 70px;
        right: 0;

        flex-direction: column;
        gap: 15px;

        padding: 20px;

        background: rgba(255,255,255,.9);
        border-radius: 10px;

        z-index: 1000;
    }

    nav.open {
        display: flex;
    }

    nav a {
        font-size: .9rem;
    }

    /* ---------- Hero ---------- */

    .hero {
        height: 300px;
        padding: 20px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    /* ---------- Typography ---------- */

    h2 {
        font-size: 1.5rem;
    }

    p {
        font-size: 1rem;
    }

    .sp-only {
        display: block;
    }

    /* ---------- Music ---------- */

    .album-image {
        width: 180px;
    }

    iframe {
        width: 100%;
        height: auto;
        aspect-ratio: 16 / 9;
    }


}