/* ========================================
   layout.css — ヘッダー・フッター・ページヒーロー
   ======================================== */

/* ========== HEADER ========== */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    padding: 0 40px;
    height: var(--header-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(7,13,18,0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: border-color 0.3s;
}
.site-header.scrolled {
    border-bottom-color: rgba(57,197,187,0.4);
}

.site-logo {
    font-family: var(--font-display);
    font-size: 26px;
    letter-spacing: 4px;
    color: var(--white);
}
.site-logo span { color: var(--miku); }

.site-nav {
    display: flex;
    align-items: center;
    gap: 28px;
}
.site-nav a {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-dim);
    transition: color 0.2s;
    position: relative;
}
.site-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px; left: 0;
    width: 0; height: 1px;
    background: var(--miku);
    transition: width 0.3s;
}
.site-nav a:hover,
.site-nav a.active {
    color: var(--miku);
}
.site-nav a:hover::after,
.site-nav a.active::after {
    width: 100%;
}

.nav-cta {
    background: var(--miku) !important;
    color: var(--bg) !important;
    padding: 8px 20px !important;
    font-weight: 700 !important;
    clip-path: polygon(8px 0%, 100% 0%, calc(100% - 8px) 100%, 0% 100%);
}
.nav-cta::after { display: none !important; }
.nav-cta:hover {
    background: #4de8e0 !important;
    box-shadow: 0 0 20px var(--miku-glow) !important;
    color: var(--bg) !important;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
}
.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--miku);
    transition: all 0.3s;
}

/* ========== MOBILE NAV ========== */
.mobile-nav {
    position: fixed;
    top: 0; right: 0;
    width: min(320px, 85vw);
    height: 100vh;
    background: rgba(7,13,18,0.98);
    border-left: 1px solid var(--border);
    z-index: 999;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 8px;
    padding: 60px 40px;
    display: flex;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(20px);
}
.mobile-nav.open { transform: translateX(0); }

/* オーバーレイ */
.mobile-nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 998;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s ease;
}
.mobile-nav-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.mobile-nav a {
    font-family: var(--font-display);
    font-size: 26px;
    letter-spacing: 3px;
    color: var(--text-dim);
    transition: color 0.2s, transform 0.2s;
    display: block;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-dim);
    width: 100%;
}
.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav a:hover { color: var(--miku); transform: translateX(6px); }

.mobile-nav-label {
    font-family: var(--font-mono);
    font-size: 9px;
    letter-spacing: 4px;
    color: var(--miku);
    text-transform: uppercase;
    margin-bottom: 20px;
}

.mobile-nav-close {
    position: absolute;
    top: 18px; right: 20px;
    font-size: 22px;
    color: var(--text-dim);
    cursor: pointer;
    background: none;
    border: 1px solid var(--border);
    width: 36px; height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    line-height: 1;
}
.mobile-nav-close:hover { color: var(--miku); border-color: var(--miku); }

/* ========== PAGE HERO（内ページ用） ========== */
.page-hero {
    min-height: 40vh;
    display: flex;
    align-items: flex-end;
    padding: calc(var(--header-h) + 60px) 40px 60px;
    position: relative;
    overflow: hidden;
}

.page-hero-photo {
    position: absolute;
    inset: 0;
    z-index: 0;
    background-size: cover;
    background-position: center;
    background-color: var(--bg2);
}

.page-hero-bg {
    position: absolute;
    inset: 0;
    z-index: 1;
    background:
        radial-gradient(ellipse 60% 80% at 80% 50%, rgba(57,197,187,0.07) 0%, transparent 70%),
        linear-gradient(135deg, var(--bg) 0%, var(--bg2) 100%);
}

.page-hero-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;
    mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 20%, transparent 100%);
}

.page-hero-content {
    position: relative;
    z-index: 1;
    max-width: var(--max-width);
    margin: 0 auto;
    width: 100%;
}

.page-hero-label {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 4px;
    color: var(--miku);
    text-transform: uppercase;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}
.page-hero-label::before {
    content: '';
    display: block;
    width: 32px;
    height: 1px;
    background: var(--miku);
}

.page-hero-title {
    font-family: var(--font-display);
    font-size: clamp(40px, 7vw, 96px);
    color: var(--white);
    letter-spacing: 3px;
    line-height: 0.9;
    margin-bottom: 16px;
}
.page-hero-title .accent { color: var(--miku); }

.page-hero-sub {
    font-size: 15px;
    color: var(--text-dim);
    max-width: 500px;
    line-height: 1.8;
}

/* パンくずリスト */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 2px;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 24px;
}
.breadcrumb a {
    color: var(--text-dim);
    transition: color 0.2s;
}
.breadcrumb a:hover { color: var(--miku); }
.breadcrumb .sep { color: var(--miku); }

/* ========== FOOTER ========== */
.site-footer {
    background: var(--bg);
    border-top: 1px solid var(--border);
    padding: 60px 40px 40px;
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 40px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 36px;
    letter-spacing: 4px;
    color: var(--white);
}
.footer-logo span { color: var(--miku); }

.footer-tagline {
    font-size: 13px;
    color: var(--text-dim);
    margin-top: 8px;
    letter-spacing: 1px;
}

.footer-address {
    font-size: 13px;
    color: var(--text-dim);
    margin-top: 16px;
    line-height: 1.8;
}
.footer-address a {
    color: var(--miku);
}

.footer-links {
    display: flex;
    gap: 48px;
    flex-wrap: wrap;
}

.footer-link-group h4 {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 3px;
    color: var(--miku);
    text-transform: uppercase;
    margin-bottom: 16px;
}

.footer-link-group ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.footer-link-group a {
    font-size: 13px;
    color: var(--text-dim);
    transition: color 0.2s;
}
.footer-link-group a:hover { color: var(--miku); }

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-copy {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    letter-spacing: 1px;
}

.footer-archive {
    color: #666666;
    text-decoration: none;
    transition: color 0.3s;
}
.footer-archive:hover {
    color: #39C5BB;
}

/* ========== レスポンシブ ========== */
@media (max-width: 768px) {
    .site-header { padding: 0 20px; }
    .site-nav { display: none; }
    .hamburger { display: flex; }

    .page-hero { padding: calc(var(--header-h) + 40px) 20px 40px; }
    .footer-top { flex-direction: column; }
    .footer-links { gap: 32px; }
    .site-footer { padding: 40px 20px 32px; }
}


/* ================================================
   ページ別グリッドレイアウト
   ================================================ */

/* 比較表 */
.compare-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }

/* 料金ページ */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2px;
    margin-bottom: 60px;
}

/* メンバーシップ */
.rank-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2px;
    margin-bottom: 60px;
}
.flow-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2px;
    position: relative;
    margin-bottom: 60px;
}

/* 機材レンタル・オプション共通グリッド */
.rental-grid  { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 2px; }
.options-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 2px; }