/* ================================================
   home.css — トップページ専用（スライドショー）
   index.html のみで読み込む
   ================================================ */

/* ========== ヒーロースライドショー ========== */
.hero-slider {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 600px;
    overflow: hidden;
}
.slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 2s ease;
    pointer-events: none;
}
.slide.active { opacity: 1; pointer-events: auto; }

.slide-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transform: scale(1.06);
    transition: transform 7s ease;
}
.slide.active .slide-bg { transform: scale(1); }

.slide-grid {
    position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(57,197,187,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(57,197,187,0.04) 1px, transparent 1px);
    background-size: 60px 60px;
}
.slide-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(5,12,18,0.15) 0%,
        rgba(5,12,18,0.0)  25%,
        rgba(5,12,18,0.55) 70%,
        rgba(5,12,18,0.88) 100%
    );
}
.slide-content {
    position: absolute; inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: calc(var(--header-h) + 40px) 40px 120px;
    z-index: 2;
}

/* テキストアニメーション */
.slide-tag {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 4px;
    color: var(--miku);
    text-transform: uppercase;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease 0.4s, transform 0.8s ease 0.4s;
}
.slide-tag::before, .slide-tag::after {
    content: '';
    display: block;
    width: 40px;
    height: 1px;
    background: var(--miku);
}
.slide.active .slide-tag { opacity: 1; transform: none; }

.slide-title {
    font-family: var(--font-display);
    font-size: clamp(56px, 10vw, 140px);
    line-height: 0.9;
    letter-spacing: 4px;
    color: var(--white);
    margin-bottom: 24px;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.9s ease 0.6s, transform 0.9s ease 0.6s;
}
.slide-title .accent { color: var(--miku); }
.slide.active .slide-title { opacity: 1; transform: none; }

.slide-sub {
    font-size: clamp(13px, 1.6vw, 17px);
    color: var(--text-dim);
    letter-spacing: 1px;
    margin-bottom: 40px;
    max-width: 560px;
    line-height: 2;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease 0.85s, transform 0.8s ease 0.85s;
}
.slide.active .slide-sub { opacity: 1; transform: none; }

.slide-btns {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.7s ease 1.1s, transform 0.7s ease 1.1s;
}
.slide.active .slide-btns { opacity: 1; transform: none; }

/* ナビ・コントロール */
.slider-nav {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}
.slider-dot {
    width: 28px; height: 3px;
    background: rgba(57,197,187,0.3);
    cursor: pointer;
    transition: all 0.3s;
    border: none; padding: 0;
}
.slider-dot.active {
    background: var(--miku);
    width: 44px;
    box-shadow: 0 0 10px var(--miku-glow);
}
.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    background: rgba(57,197,187,0.08);
    border: 1px solid rgba(57,197,187,0.25);
    color: var(--miku);
    width: 44px; height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 18px;
    transition: all 0.3s;
}
.slider-arrow:hover { background: rgba(57,197,187,0.18); box-shadow: 0 0 20px var(--miku-glow); }
.slider-arrow.prev { left: 20px; }
.slider-arrow.next { right: 20px; }

.slider-progress {
    position: absolute;
    bottom: 0; left: 0;
    height: 2px;
    background: var(--miku);
    z-index: 10;
    box-shadow: 0 0 8px var(--miku-glow);
}
.scroll-hint {
    position: absolute;
    bottom: 40px; right: 36px;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(57,197,187,0.4);
    font-family: var(--font-mono);
    font-size: 9px;
    letter-spacing: 2px;
    animation: scrollHint 2.5s infinite;
}
.scroll-hint::after {
    content: '';
    display: block;
    width: 1px; height: 32px;
    background: linear-gradient(to bottom, rgba(57,197,187,0.5), transparent);
}
@keyframes scrollHint {
    0%, 100% { transform: translateY(0); opacity: 0.6; }
    50% { transform: translateY(6px); opacity: 1; }
}

/* ========== トップ専用グリッド ========== */
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2px; }
.studios-grid  { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 2px; }

/* ========== お知らせ・情報ブロック ========== */
.info-section { background: var(--bg2); }
.info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; }
.info-block { background: var(--bg); padding: 48px; }
.info-block-title { font-family: var(--font-mono); font-size: 11px; letter-spacing: 3px; color: var(--miku); text-transform: uppercase; margin-bottom: 28px; }
/* 周辺環境（トップ・アクセス内）— 他セクション同様に位置を下げて、見出しのアクセント色 */
.area-section-wrap {
    margin-top: 48px;
}
#access .info-block-title.area-title,
section#access .area-title {
    font-family: var(--font-display);
    font-size: clamp(24px, 4vw, 48px);
    letter-spacing: 2px;
    color: var(--white);
    text-transform: uppercase;
    margin-bottom: 24px;
    margin-top: 0;
    padding: 32px 0 0;
    display: block;
}
#access .info-block-title.area-title .accent,
section#access .area-title .accent {
    color: var(--miku);
}
#access .info-block-title.area-title::after,
section#access .area-title::after {
    content: none;
}
.area-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 2px; background: var(--border); }
.area-block { background: var(--bg); padding: 28px 32px; }
.area-block-label { font-family: var(--font-mono); font-size: 9px; letter-spacing: 3px; color: var(--miku); text-transform: uppercase; margin-bottom: 14px; display: flex; align-items: center; gap: 10px; }
.area-block-label::before { content: ''; display: block; width: 20px; height: 1px; background: var(--miku); }
.area-block-body { font-size: 13px; color: var(--text-dim); line-height: 2; margin: 0; }
.area-block-body .area-strong,
.area-block-body strong { color: var(--text); }

/* ========== メンバーシップ ========== */
.membership-section {
    position: relative; overflow: hidden;
    background: linear-gradient(135deg, var(--bg) 0%, var(--bg3) 50%, var(--bg) 100%);
}
.membership-section::before {
    content: 'K'; font-family: var(--font-display); font-size: 600px;
    color: rgba(57,197,187,0.03); position: absolute; right: -100px;
    top: 50%; transform: translateY(-50%); line-height: 1; pointer-events: none;
}
.membership-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.membership-card {
    background: var(--bg2); border: 1px solid var(--border); padding: 48px; position: relative; overflow: hidden;
}
.membership-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--miku), transparent);
}
.membership-fee { font-family: var(--font-display); font-size: 80px; color: var(--miku); line-height: 1; margin-bottom: 4px; }
.membership-fee-label { font-family: var(--font-mono); font-size: 11px; letter-spacing: 2px; color: var(--text-dim); margin-bottom: 32px; }
.membership-perks { list-style: none; display: flex; flex-direction: column; gap: 14px; margin-bottom: 36px; }
.membership-perks li { font-size: 14px; color: var(--text); display: flex; align-items: flex-start; gap: 12px; padding-bottom: 14px; border-bottom: 1px solid var(--border); }
.membership-perks li:last-child { border-bottom: none; }
.membership-perks .label { color: var(--text-dim); font-size: 12px; min-width: 100px; flex-shrink: 0; }

/* ========== サービス ========== */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 2px; }
.service-card { background: var(--bg); padding: 36px 32px; border-top: 2px solid transparent; transition: all var(--transition); }
.service-card:hover { border-color: var(--miku); background: rgba(57,197,187,0.04); }
.service-num { font-family: var(--font-display); font-size: 48px; color: rgba(57,197,187,0.2); line-height: 1; margin-bottom: 16px; }
.service-title { font-size: 16px; font-weight: 700; color: var(--white); margin-bottom: 12px; }
.service-desc { font-size: 13px; color: var(--text-dim); line-height: 1.8; }
.service-tags { margin-top: 16px; display: flex; flex-wrap: wrap; gap: 6px; }

/* ========== レスポンシブ ========== */
@media (max-width: 768px) {
    .slider-arrow  { display: none; }
    .scroll-hint   { display: none; }
    .slide-content { padding: calc(var(--header-h) + 20px) 20px 100px; }
    .membership-grid { grid-template-columns: 1fr; gap: 40px; }
    .info-grid     { grid-template-columns: 1fr; }
    .info-block    { padding: 32px 24px; }
    .studio-card.featured { grid-column: span 1; }
}