/* ===========================
   ReFLiA - Discography Page Styles
   =========================== */

/* サブページ共通：ヘッダー分の余白 */
body.subpage {
    padding-top: 0;
}

/* ページヒーロー */
.page-hero {
    min-height: 220px;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 100px 20px 40px;
    text-align: center;
    position: relative;
}

.page-hero-content {
    position: relative;
    z-index: 1;
}

.page-hero-title {
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(2.4rem, 6vw, 4rem);
    font-weight: 700;
    letter-spacing: 0.15em;
    color: #2a5a7a;
    margin: 0 0 8px;
    line-height: 1;
}

.page-hero-subtitle {
    font-size: 0.9rem;
    letter-spacing: 0.2em;
    color: #5a8aaa;
    margin: 0;
}

.discography-page {
    padding: 40px 0 100px;
}

/* ===========================
   リリースアイテム
   =========================== */
.release-item {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 48px;
    background: rgba(255, 255, 255, 0.78);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: 24px;
    border: 1px solid rgba(100, 180, 220, 0.20);
    box-shadow: 0 8px 32px rgba(60, 130, 180, 0.10);
    padding: 40px;
    margin-bottom: 48px;
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.release-item.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===========================
   ジャケット
   =========================== */
.release-jacket-wrap {
    position: relative;
    align-self: flex-start;
}

.release-jacket {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: 0 12px 40px rgba(60, 130, 180, 0.22);
    display: block;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.release-jacket:hover {
    transform: scale(1.02) rotate(1deg);
    box-shadow: 0 20px 60px rgba(60, 130, 180, 0.30);
}

.release-badge {
    position: absolute;
    top: -12px;
    left: -12px;
    background: linear-gradient(135deg, #7ab8d4, #a8d8ea);
    color: #fff;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    padding: 6px 14px;
    border-radius: 50px;
    box-shadow: 0 4px 12px rgba(100, 180, 220, 0.40);
}

/* ===========================
   リリース情報
   =========================== */
.release-info {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.release-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.release-date {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.85rem;
    font-weight: 500;
    color: #7ab8d4;
    letter-spacing: 0.08em;
}

.release-type {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.72rem;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, #7ab8d4, #a8d8ea);
    padding: 3px 12px;
    border-radius: 50px;
    letter-spacing: 0.10em;
}

.release-title {
    font-size: 2rem;
    font-weight: 700;
    color: #1a2a3a;
    margin: 0;
    letter-spacing: 0.04em;
    line-height: 1.2;
}

.release-title-en {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.85rem;
    font-weight: 400;
    color: #9acce0;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin: -8px 0 0;
}

.release-label {
    font-size: 0.82rem;
    color: #7a9ab0;
    display: flex;
    align-items: center;
    gap: 6px;
    margin: 0;
}

.release-label i {
    color: #9acce0;
}

/* ===========================
   トラックリスト
   =========================== */
.tracklist {
    background: rgba(100, 180, 220, 0.06);
    border-radius: 14px;
    padding: 20px 24px;
    border: 1px solid rgba(100, 180, 220, 0.12);
}

.tracklist-heading,
.streaming-heading {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.72rem;
    font-weight: 700;
    color: #9acce0;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    margin: 0 0 14px;
}

.tracklist-items {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.track-item {
    display: flex;
    align-items: baseline;
    gap: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(100, 180, 220, 0.10);
}

.track-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.track-num {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.72rem;
    font-weight: 700;
    color: rgba(100, 180, 220, 0.50);
    min-width: 22px;
    letter-spacing: 0.05em;
}

.track-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: #1a2a3a;
    flex: 1;
}

.track-title-ja {
    font-size: 0.78rem;
    color: #8aabbc;
    font-weight: 400;
}

/* ===========================
   配信サービスボタン
   =========================== */
.streaming-section {
    margin-top: 4px;
}

.streaming-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.streaming-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.25s ease;
    letter-spacing: 0.04em;
    border: 2px solid transparent;
}

.streaming-btn i {
    font-size: 1.05rem;
}

/* Spotify */
.streaming-btn.spotify {
    background: #1DB954;
    color: #fff;
    box-shadow: 0 4px 14px rgba(29, 185, 84, 0.30);
}
.streaming-btn.spotify:hover {
    background: #17a349;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(29, 185, 84, 0.40);
}

/* Apple Music */
.streaming-btn.apple-music {
    background: #fc3c44;
    color: #fff;
    box-shadow: 0 4px 14px rgba(252, 60, 68, 0.30);
}
.streaming-btn.apple-music:hover {
    background: #e02e36;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(252, 60, 68, 0.40);
}

/* レコチョク */
.streaming-btn.recochoku {
    background: #e8007d;
    color: #fff;
    box-shadow: 0 4px 14px rgba(232, 0, 125, 0.30);
}
.streaming-btn.recochoku:hover {
    background: #c5006a;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(232, 0, 125, 0.40);
}

/* TuneCore */
.streaming-btn.tunecore {
    background: rgba(100, 180, 220, 0.12);
    color: #3a7a9a;
    border-color: rgba(100, 180, 220, 0.40);
    box-shadow: 0 4px 14px rgba(100, 180, 220, 0.10);
}
.streaming-btn.tunecore:hover {
    background: rgba(100, 180, 220, 0.22);
    border-color: rgba(100, 180, 220, 0.70);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(100, 180, 220, 0.20);
}

/* ===========================
   レスポンシブ
   =========================== */
@media (max-width: 950px) {
    .release-item {
        grid-template-columns: 240px 1fr;
        gap: 32px;
        padding: 28px;
    }

    .release-title {
        font-size: 1.6rem;
    }
}

@media (max-width: 700px) {
    .release-item {
        grid-template-columns: 1fr;
        gap: 24px;
        padding: 24px;
    }

    .release-jacket-wrap {
        max-width: 240px;
        margin: 0 auto;
    }

    .release-title {
        font-size: 1.4rem;
    }

    .streaming-links {
        gap: 8px;
    }

    .streaming-btn {
        padding: 9px 16px;
        font-size: 0.80rem;
    }
}

@media (max-width: 480px) {
    .discography-page {
        padding: 24px 0 60px;
    }

    .release-item {
        padding: 20px;
    }

    .streaming-links {
        flex-direction: column;
    }

    .streaming-btn {
        justify-content: center;
    }
}