/* ==========================================================================
   20th Anniversary Memorial Theme
   ========================================================================== */

/* --- 共通設定 --- */
.memorial-20th {
    background-color: #000;
    color: #fff;
    font-family: 'M PLUS Rounded 1c', sans-serif;
    line-height: 1.8;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-padding {
    padding: 80px 20px;
}

/* --- ヒーローエリア（実際のライブ写真） --- */
.anniv-hero-live {
    height: 85vh;
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
}

.hero-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.45); /* ライブ写真の光を活かしつつ文字を浮かせる */
    display: flex;
    align-items: center;
}

.hero-content {
    text-align: center;
    width: 100%;
}

.hero-top-text {
    font-size: 1.2rem;
    letter-spacing: 0.4em;
    color: #ffcc00;
    margin-bottom: 10px;
    font-weight: 800;
}

.hero-main-title {
    font-size: 5rem;
    font-weight: 900;
    line-height: 1.1;
    text-shadow: 0 0 20px rgba(0,0,0,0.8), 0 0 10px #ffcc00;
}

.hero-sub-text {
    font-size: 1.4rem;
    margin-top: 20px;
    letter-spacing: 0.1em;
}

/* --- セクションタイトル（ゴールド） --- */
.sec-title-20th, .sec-title-gold {
    text-align: center;
    font-size: 2.8rem;
    font-weight: 900;
    color: #ffcc00;
    margin-bottom: 50px;
    text-shadow: 2px 2px 0 #000;
    letter-spacing: 0.05em;
}

/* --- メッセージエリア --- */
.message-content {
    max-width: 850px;
    margin: 0 auto;
    font-size: 1.25rem;
    text-align: center;
    line-height: 2.2;
}

/* --- ツアーアーカイブ --- */
.anniv-tour-archive {
    background: #0a0a0a;
}

.tour-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.tour-item {
    background: rgba(255, 255, 255, 0.03);
    padding: 22px;
    border-radius: 12px;
    border-left: 6px solid #ffcc00;
    display: flex;
    align-items: center;
    transition: 0.3s;
}

.tour-item:hover {
    background: rgba(255, 255, 255, 0.08);
}

.tour-item span {
    color: #ff0099; /* チラシのアクセントカラーを反映 */
    font-weight: 900;
    margin-right: 20px;
    font-size: 1.1rem;
}

.tour-item.highlight {
    border-color: #ff0099;
    background: rgba(255, 0, 153, 0.05);
}

/* --- ギャラリー（Swiperスライダー） --- */
.flyer-slider {
    padding-bottom: 60px;
}

.swiper-slide {
    text-align: center;
    transition: transform 0.4s;
}

.swiper-slide img {
    width: 100%;
    max-width: 600px;
    height: auto;
    border-radius: 20px;
    border: 4px solid #222;
    box-shadow: 0 15px 40px rgba(0,0,0,0.6);
}

.swiper-slide-active {
    transform: scale(1.08);
    z-index: 10;
}

.slide-caption {
    margin-top: 25px;
    color: #ffcc00;
    font-weight: 800;
    font-size: 1.1rem;
}

.swiper-button-next, .swiper-button-prev {
    color: #ffcc00 !important;
}

.swiper-pagination-bullet-active {
    background: #ffcc00 !important;
}

/* --- フッター --- */
.site-footer {
    text-align: center;
    padding: 80px 20px;
    border-top: 1px solid #1a1a1a;
}

.back-link {
    color: #ffcc00;
    text-decoration: none;
    font-weight: 900;
    font-size: 1.3rem;
    transition: 0.3s;
}

.back-link:hover {
    color: #fff;
}

/* --- レスポンシブ --- */
@media (max-width: 1024px) {
    .hero-main-title { font-size: 3.5rem; }
}

@media (max-width: 768px) {
    .anniv-hero-live { height: 70vh; }
    .hero-main-title { font-size: 2.5rem; }
    .sec-title-20th { font-size: 2.2rem; }
    .tour-grid { grid-template-columns: 1fr; }
    .message-content { font-size: 1.1rem; }
}