/* プラネタリウム 星灯 */
:root {
  --night: #0B1F55;
  --blue: #1A3E9A;
  --vivid: #2A5BC8;
  --sky: #4D7FE0;
  --base: #F3F6FC;
  --soft: #E6EDFA;
  --ink: #0B1640;
  --sub: #4A5680;
  --gold: #E8D29A;
  --gold2: #B8913C;
  --line: rgba(22, 34, 77, .14);
  --en: "Cormorant Garamond", "Times New Roman", Georgia, serif;
  --jp: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "YuGothic", "Meiryo", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--base); color: var(--ink); font-family: var(--jp); font-size: 16px; line-height: 1.95; letter-spacing: .04em; word-break: keep-all; overflow-wrap: anywhere; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
.nobr { white-space: nowrap; }
.kari { display: inline-block; margin-left: 4px; padding: 0 5px; font-size: 10px; line-height: 1.6; border-radius: 3px; background: #F7C948; color: #3B2A00; vertical-align: 2px; letter-spacing: 0; }
.skip { position: absolute; left: -999px; top: 8px; background: #fff; padding: 8px 14px; z-index: 100; }
.skip:focus { left: 8px; }
.wrap { width: min(1160px, 100% - 48px); margin: 0 auto; position: relative; z-index: 1; }
.en { font-family: var(--en); font-size: 13px; letter-spacing: .36em; margin: 0 0 14px; color: var(--gold2); font-weight: 600; }
.en::before { content: ""; display: inline-block; width: 36px; height: 1px; background: currentColor; vertical-align: middle; margin: -3px 14px 0 0; }
.h2 { font-size: clamp(30px, 4.4vw, 54px); line-height: 1.35; margin: 0; font-weight: 700; letter-spacing: .04em; }
.txt { color: var(--sub); margin: 18px 0 0; }
.sec { padding: clamp(80px, 11vw, 140px) 0; position: relative; overflow: hidden; }
.sec-head { max-width: 640px; margin-bottom: 56px; }
.more { margin-top: 56px; text-align: center; }
.center { text-align: center; margin-top: 48px; }

/* ボタン */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 52px; padding: 0 30px; border-radius: 0; text-decoration: none; font-weight: 600; letter-spacing: .1em; font-size: 15px; transition: transform .3s, box-shadow .3s, background .3s; }
.btn-gold { background: linear-gradient(120deg, #F4E6BF, #E8D29A 45%, #D4B470); color: #1A2350; box-shadow: 0 6px 24px rgba(232, 210, 154, .35); position: relative; overflow: hidden; }
.btn-gold::after { content: ""; position: absolute; inset: 0; background: linear-gradient(110deg, transparent 30%, rgba(255,255,255,.7) 50%, transparent 70%); transform: translateX(-120%); transition: transform .8s; }
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 10px 34px rgba(232, 210, 154, .55); }
.btn-gold:hover::after { transform: translateX(120%); }
.btn-line { border: 1px solid rgba(255,255,255,.55); color: #fff; }
.btn-line:hover { background: rgba(255,255,255,.12); }
.btn-line-dark { border: 1px solid var(--ink); color: var(--ink); }
.btn-line-dark:hover { background: var(--ink); color: #fff; }
.btns { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }

/* ヘッダー：夜空の上に透明で重ね、スクロールで半透明の紺に */
.site-header { position: fixed; inset: 0 0 auto; z-index: 50; transition: background .4s, box-shadow .4s; color: #fff; }
.site-header .in { display: flex; align-items: center; gap: 28px; height: 78px; padding: 0 clamp(16px, 3vw, 40px); }
.site-header.scrolled { background: rgba(11, 31, 85, .82); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); box-shadow: 0 1px 0 rgba(232,210,154,.25); }
body:not(.is-top) .site-header { background: rgba(11, 31, 85, .82); }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: #fff; }
.logo svg { width: 38px; height: 38px; }
.logo b { display: block; font-size: 21px; letter-spacing: .2em; line-height: 1.2; }
.logo small { display: block; font-family: var(--en); font-size: 10px; letter-spacing: .24em; color: var(--gold); }
.gnav { margin-left: auto; }
.gnav ul { display: flex; gap: 28px; list-style: none; margin: 0; padding: 0; }
.gnav a { text-decoration: none; font-size: 14px; letter-spacing: .1em; padding: 6px 0; position: relative; }
.gnav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--gold); transform: scaleX(0); transition: transform .3s; }
.gnav a:hover::after, .gnav a[aria-current]::after { transform: scaleX(1); }
.head-cta { min-height: 44px; padding: 0 22px; font-size: 14px; }
.menu-btn { display: none; }

/* 星（小さな点を背景に散らす。JSで増やす） */
.stars { position: absolute; inset: 0; pointer-events: none; z-index: 0; }
.stars i { position: absolute; width: 2px; height: 2px; border-radius: 50%; background: #fff; animation: twinkle var(--t, 4s) ease-in-out infinite; animation-delay: var(--dl, 0s); opacity: .2; }
@keyframes twinkle { 50% { opacity: 1; transform: scale(1.6); } }

/* ---------- 最初の画面：背景の夜空そのものが動き、4枚が切り替わる ---------- */
.hero { position: relative; min-height: max(100svh, 700px); color: #fff; overflow: hidden; display: flex; align-items: center; background: #1440B8; }
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.slide { position: absolute; inset: 0; opacity: 0; transition: opacity 2.4s ease; overflow: hidden; }
.slide.on { opacity: 1; }
.slide img { position: absolute; width: 100%; height: 100%; object-fit: cover; filter: saturate(1.1) brightness(1.05) contrast(1.04); }
.k1 img { animation: kZoom 22s ease-in-out infinite alternate; }
.k2 img { animation: kDrift 24s ease-in-out infinite alternate; }
.k3 img { width: 150vmax; height: 150vmax; left: 50%; top: 50%; margin: -75vmax 0 0 -75vmax; animation: kSpin 160s linear infinite; }
.k4 img { animation: kRise 20s ease-in-out infinite alternate; }
@keyframes kZoom { from { transform: scale(1.02); } to { transform: scale(1.2) rotate(1.5deg); } }
@keyframes kDrift { from { transform: scale(1.15) translate(-3%, 1%); } to { transform: scale(1.15) translate(3%, -1%); } }
@keyframes kSpin { to { transform: rotate(360deg); } }
@keyframes kRise { from { transform: scale(1.12) translateY(2%); } to { transform: scale(1.12) translateY(-2%); } }
.hero::after { content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none; background: linear-gradient(90deg, rgba(6,20,70,.5), rgba(6,20,70,.06) 55%, transparent), linear-gradient(0deg, rgba(6,20,70,.45), transparent 30%); }
.sky-canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 2; pointer-events: none; }
.hero-frame { position: absolute; inset: clamp(14px, 2.4vw, 32px); z-index: 3; pointer-events: none; border: 1px solid rgba(232,210,154,.38); }
.hero-frame i { position: absolute; width: 14px; height: 14px; border-color: var(--gold); border-style: solid; }
.hero-frame i:nth-child(1) { left: -1px; top: -1px; border-width: 2px 0 0 2px; }
.hero-frame i:nth-child(2) { right: -1px; top: -1px; border-width: 2px 2px 0 0; }
.hero-frame i:nth-child(3) { left: -1px; bottom: -1px; border-width: 0 0 2px 2px; }
.hero-frame i:nth-child(4) { right: -1px; bottom: -1px; border-width: 0 2px 2px 0; }
.hero-in { position: relative; z-index: 4; width: min(1240px, 100% - 96px); margin: 0 auto; padding: 130px 0 170px; }
.hero-en { color: var(--gold); opacity: 0; animation: fadeUp 1.2s .2s forwards; }
.hero h1 { font-size: clamp(38px, 6.4vw, 92px); line-height: 1.3; margin: 18px 0 0; font-weight: 700; letter-spacing: .06em; text-shadow: 0 2px 30px rgba(4,16,60,.5); }
.hero h1 .ln { display: block; white-space: nowrap; }
.hero h1 .ch { display: inline-block; opacity: 0; filter: blur(8px); animation: starOn 1.3s var(--d) forwards; }
@keyframes starOn { 0% { opacity: 0; filter: blur(8px); } 45% { opacity: 1; filter: blur(0); text-shadow: 0 0 26px rgba(255,236,180,1), 0 0 8px #fff; color: #FFF6DA; } 100% { opacity: 1; filter: blur(0); color: #fff; } }
.hero-lead { margin: 28px 0 0; font-size: clamp(15px, 1.3vw, 18px); color: rgba(255,255,255,.92); opacity: 0; animation: fadeUp 1.2s 2.2s forwards; }
.hero .btns { opacity: 0; animation: fadeUp 1.2s 2.5s forwards; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
.hero-stats { position: absolute; z-index: 4; right: clamp(40px, 6vw, 96px); bottom: clamp(60px, 7vw, 96px); list-style: none; margin: 0; padding: 0; display: flex; opacity: 0; animation: fadeUp 1.2s 2.8s forwards; }
.hero-stats li { padding: 0 26px; border-left: 1px solid rgba(232,210,154,.55); display: grid; }
.hero-stats b { font-family: var(--en); font-weight: 500; font-size: clamp(34px, 3.6vw, 52px); line-height: 1; color: #fff; }
.hero-stats small { font-size: .45em; margin-left: 3px; color: var(--gold); }
.hero-stats span { font-size: 12px; letter-spacing: .14em; color: rgba(255,255,255,.85); margin-top: 8px; }
.hero-dots { position: absolute; z-index: 4; left: clamp(40px, 6vw, 96px); bottom: clamp(60px, 7vw, 96px); display: flex; gap: 10px; }
.hero-dots i { width: 28px; height: 2px; background: rgba(255,255,255,.35); transition: background .6s, width .6s; }
.hero-dots i.on { background: var(--gold); width: 52px; }
.scroll { position: absolute; left: 50%; bottom: 52px; transform: translateX(-50%); z-index: 4; font-family: var(--en); font-size: 11px; letter-spacing: .4em; margin: 0; color: rgba(255,255,255,.8); padding-bottom: 46px; }
.scroll::after { content: ""; position: absolute; left: 50%; bottom: 0; width: 1px; height: 38px; background: linear-gradient(var(--gold), transparent); animation: drop 2.2s ease-in-out infinite; }
@keyframes drop { 0% { transform: scaleY(0); transform-origin: top; } 50% { transform: scaleY(1); transform-origin: top; } 51% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }
.skyline { position: absolute; left: 0; right: 0; bottom: -1px; width: 100%; height: clamp(36px, 5vw, 64px); z-index: 3; fill: var(--base); }
.hero-sky { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(10,36,120,.45), rgba(20,64,184,.2)), url(../images/p14.jpg) center/cover; filter: saturate(1.2); }

/* 下層ページの見出し */
.page-head { position: relative; color: #fff; padding: 170px 0 120px; overflow: hidden; }
.page-head h1 { font-size: clamp(36px, 5.6vw, 72px); margin: 0; letter-spacing: .14em; font-weight: 600; }
.page-head .lead { margin: 18px 0 0; color: rgba(255,255,255,.85); }
.page-head .en { color: var(--gold); }

/* 星座のように並ぶ作品 */
.constellation { position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.c-lines { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 0; }
.c-lines path { fill: none; stroke: var(--gold2); stroke-width: 1.4; stroke-dasharray: 1400; stroke-dashoffset: 1400; transition: stroke-dashoffset 2.6s ease; vector-effect: non-scaling-stroke; }
.constellation.in .c-lines path { stroke-dashoffset: 0; }
.star-card { position: relative; z-index: 1; }
.star-card:nth-of-type(1) { margin-top: 0; }
.star-card:nth-of-type(2) { margin-top: 140px; }
.star-card:nth-of-type(3) { margin-top: 40px; }
.star-card a { display: block; text-decoration: none; }
.star-card .dot { position: absolute; top: -9px; left: 50%; width: 18px; height: 18px; margin-left: -9px; border-radius: 50%; background: radial-gradient(#fff, var(--gold) 45%, transparent 70%); box-shadow: 0 0 18px var(--gold); z-index: 2; }
.star-card figure { margin: 0 0 22px; border-radius: 0; outline: 1px solid var(--gold2); outline-offset: 8px; overflow: hidden; aspect-ratio: 4 / 4.4; box-shadow: 0 20px 50px rgba(11,31,85,.22); }
.star-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s; }
.star-card a:hover img { transform: scale(1.07); }
.star-card h3 { font-size: 21px; margin: 0; letter-spacing: .08em; }
.star-card .meta { margin: 6px 0 0; color: var(--sub); font-size: 14px; }

/* 座席 */
.bg-soft { background: linear-gradient(180deg, var(--base), var(--soft)); }
.seats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px; }
.seats.two { grid-template-columns: repeat(2, 1fr); }
.seat figure.arch { margin: 0 0 22px; border-radius: 0; overflow: hidden; aspect-ratio: 1 / 1.05; }
.seat img { width: 100%; height: 100%; object-fit: cover; }
.seat h3 { font-size: 20px; margin: 0 0 10px; letter-spacing: .08em; }
.seat p:not(.en) { color: var(--sub); margin: 0; font-size: 15px; }

/* 夜空の帯 */
.bg-night { background: linear-gradient(160deg, #0B1F55, #1A3E9A 70%, #2A5BC8); color: #fff; }
.bg-night .txt { color: rgba(255,255,255,.82); }
.bg-night .en { color: var(--gold); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 90px); align-items: center; }
.split.rev > :first-child { order: 2; }
.split .btn { margin-top: 30px; }
.price-list { margin: 0; border-top: 1px solid rgba(232,210,154,.4); }
.price-list div { display: flex; justify-content: space-between; gap: 16px; padding: 20px 4px; border-bottom: 1px solid rgba(232,210,154,.4); }
.price-list dt { margin: 0; }
.price-list dd { margin: 0; font-family: var(--en); font-size: 22px; letter-spacing: .06em; color: var(--gold); white-space: nowrap; }
.arch-wide { margin: 0; border-radius: 0; overflow: hidden; aspect-ratio: 5 / 4; box-shadow: 0 24px 60px rgba(11,31,85,.2); }
.arch-wide img { width: 100%; height: 100%; object-fit: cover; }

/* 作品・座席の一覧 */
.works { display: grid; gap: clamp(80px, 10vw, 130px); }
.work, .seat-row { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px, 6vw, 80px); align-items: center; }
.work:nth-child(even) > figure, .seat-row:nth-child(even) > figure { order: 2; }
.spec { margin: 26px 0 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.spec div { background: #fff; border-radius: 0; border-left: 2px solid var(--gold2); padding: 12px 16px; box-shadow: 0 2px 12px rgba(11,31,85,.06); }
.spec dt { font-size: 12px; color: var(--sub); }
.spec dd { margin: 2px 0 0; font-weight: 600; }
.work .btn, .seat-row .btn { margin-top: 28px; }
.timetable { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.timetable li { background: #fff; border-radius: 0; padding: 22px 24px; display: grid; gap: 2px; box-shadow: 0 4px 18px rgba(11,31,85,.07); border-top: 3px solid var(--gold); }
.timetable time { font-family: var(--en); font-size: 28px; color: var(--blue); letter-spacing: .06em; }
.timetable span { font-size: 13px; color: var(--sub); }
.tips { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.tips li { background: #fff; border-radius: 0; border-top: 2px solid var(--blue); padding: 28px; }
.tips b { font-size: 18px; color: var(--blue); }
.tips p { margin: 10px 0 0; color: var(--sub); font-size: 15px; }

/* 料金表・手順・FAQ */
.price-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 0; overflow: hidden; box-shadow: 0 6px 24px rgba(11,31,85,.08); }
.price-table th, .price-table td { padding: 20px 22px; text-align: left; border-bottom: 1px solid var(--line); }
.price-table thead th { background: var(--night); color: #fff; font-weight: 600; font-size: 14px; }
.price-table td { font-family: var(--en); font-size: 21px; color: var(--blue); }
.note { color: var(--sub); font-size: 14px; margin-top: 18px; }
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; counter-reset: s; }
.steps li { border: 1px solid rgba(232,210,154,.45); border-radius: 0; padding: 30px 26px; background: rgba(255,255,255,.05); }
.steps .no { display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: var(--gold); color: var(--night); font-family: var(--en); font-weight: 700; font-size: 20px; margin-bottom: 14px; }
.steps b { display: block; font-size: 18px; }
.steps p { margin: 8px 0 0; color: rgba(255,255,255,.82); font-size: 15px; }
.faq details { background: #fff; border-radius: 0; margin-bottom: 12px; box-shadow: 0 2px 12px rgba(11,31,85,.06); }
.faq summary { cursor: pointer; padding: 20px 52px 20px 24px; font-weight: 600; list-style: none; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 24px; top: 50%; transform: translateY(-50%); font-size: 22px; color: var(--gold2); transition: transform .3s; }
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { margin: 0; padding: 0 24px 22px; color: var(--sub); }
.info { width: 100%; border-collapse: collapse; margin-top: 26px; }
.info th, .info td { text-align: left; padding: 16px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
.info th { width: 7em; color: var(--sub); font-weight: 400; font-size: 14px; }
.map { border-radius: 0; overflow: hidden; aspect-ratio: 4 / 3.4; box-shadow: 0 10px 34px rgba(11,31,85,.12); }
.map iframe { width: 100%; height: 100%; border: 0; }

/* チケットへの案内 */
.cta { background: radial-gradient(ellipse at 50% 120%, #2A5BC8, #0B1F55 65%); color: #fff; text-align: center; }
.cta .mark svg { width: 56px; height: 56px; margin: 0 auto 14px; }
.cta .en { color: var(--gold); }
.cta h2 { font-size: clamp(32px, 5vw, 64px); margin: 0 0 22px; letter-spacing: .04em; font-weight: 700; line-height: 1.3; }
.cta p { color: rgba(255,255,255,.84); max-width: 620px; margin: 0 auto; }
.cta .btns { justify-content: center; }

/* フッター */
.site-footer { position: relative; background: #071640; color: rgba(255,255,255,.85); padding: 80px 0 120px; overflow: hidden; font-size: 14px; }
.fin { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: var(--gold); }
.site-footer .btn { margin-top: 6px; }
.site-footer .btn-gold:hover { color: #1A2350; }
.copy { grid-column: 1 / -1; font-size: 12px; color: rgba(255,255,255,.5); margin: 30px 0 0; }
.sp-bar { display: none; }

/* スクロールで現れる */
.rv { opacity: 0; transform: translateY(28px); transition: opacity 1.1s ease, transform 1.1s ease; }
.rv.in { opacity: 1; transform: none; }
.star-card.rv { transition-delay: calc(var(--i) * .25s); }

@media (max-width: 960px) {
  .gnav { position: fixed; inset: 0; background: rgba(7,22,64,.97); display: grid; place-items: center; opacity: 0; visibility: hidden; transition: opacity .4s, visibility .4s; }
  .gnav.open { opacity: 1; visibility: visible; }
  .gnav ul { flex-direction: column; text-align: center; gap: 26px; }
  .gnav a { font-size: 19px; }
  .head-cta { display: none; }
  .menu-btn { display: grid; gap: 7px; margin-left: auto; width: 46px; height: 46px; place-content: center; background: none; border: 1px solid rgba(255,255,255,.4); border-radius: 50%; position: relative; z-index: 2; cursor: pointer; }
  .menu-btn i { display: block; width: 20px; height: 1px; background: #fff; transition: transform .3s, opacity .3s; }
  .menu-btn[aria-expanded="true"] i:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .menu-btn[aria-expanded="true"] i:nth-child(2) { opacity: 0; }
  .menu-btn[aria-expanded="true"] i:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
  .hero-in { width: calc(100% - 64px); padding: 120px 0 230px; }
  .hero-stats { left: 32px; right: 32px; bottom: 96px; }
  .hero-stats li { padding: 0 14px; }
  .hero-stats span { white-space: nowrap; font-size: 11px; letter-spacing: .06em; }
  .hero-stats li:first-child { padding-left: 0; border-left: 0; }
  .hero-dots { left: 32px; bottom: 60px; }
  .scroll { display: none; }
  .constellation { grid-template-columns: 1fr; gap: 56px; max-width: 440px; margin: 0 auto; }
  .star-card:nth-of-type(n) { margin-top: 0; }
  .c-lines { display: none; }
  .constellation::before { content: ""; position: absolute; left: 50%; top: 0; bottom: 0; border-left: 1px dashed var(--gold2); }
  .seats, .seats.two, .tips, .steps, .timetable { grid-template-columns: 1fr; }
  .seats { max-width: 440px; margin: 0 auto; }
  .split, .work, .seat-row { grid-template-columns: 1fr; }
  .split.rev > :first-child, .work:nth-child(even) > figure, .seat-row:nth-child(even) > figure { order: 0; }
  .fin { grid-template-columns: 1fr; }
  .sp-bar { display: flex; position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; gap: 10px; padding: 10px 16px calc(10px + env(safe-area-inset-bottom)); background: rgba(7,22,64,.92); backdrop-filter: blur(8px); }
  .sp-bar .btn { flex: 1; min-height: 48px; padding: 0 10px; }
}
@media (max-width: 560px) {
  body { font-size: 15px; }
  .hero h1 { font-size: clamp(28px, 8.4vw, 40px); }
  .hero-lead br { display: none; }
  .scroll { display: none; }
  .hero-en { font-size: 11px; letter-spacing: .16em; }
  .hero-en::before { width: 20px; margin-right: 8px; }
  .btns .btn { flex: 1 1 100%; }
  .price-table th, .price-table td { padding: 14px 12px; font-size: 14px; }
  .price-table td { font-size: 17px; }
  .page-head { padding: 140px 0 96px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .rv { opacity: 1; transform: none; }
}

/* 修正2（2026-10-19）：ヘッダーを淡い金色に。予約ボタンは金のヘッダーと夜空の両方で目立つ赤みのコーラルに */
:root { --cta: #E0405E; --cta2: #C42A49; }
.site-header, .site-header.scrolled, body:not(.is-top) .site-header { background: linear-gradient(100deg, #F6E9C4, #E8D29A 55%, #DCC07E); color: var(--ink); box-shadow: 0 1px 0 rgba(11,22,64,.12); backdrop-filter: none; -webkit-backdrop-filter: none; }
.site-header .logo { color: var(--ink); }
.site-header .logo small { color: #7A5A1E; }
.site-header .logo svg path { stroke: #0B1640; fill: none; }
.site-header .logo svg path:nth-child(2) { fill: #0B1640; stroke: none; }
.gnav a::after { background: var(--ink); }
.btn-gold { background: linear-gradient(120deg, #F0566F, var(--cta) 50%, var(--cta2)); color: #fff; box-shadow: 0 8px 26px rgba(224,64,94,.38); }
.btn-gold:hover { box-shadow: 0 12px 34px rgba(224,64,94,.5); }
.site-footer .btn-gold:hover { color: #fff; }
.hero { margin-top: 0; }
@media (max-width: 960px) {
  .menu-btn { border-color: rgba(11,22,64,.35); }
  .menu-btn i { background: var(--ink); }
  .gnav a { color: #fff; }
}

/* 修正3（2026-10-19）：ヘッダーの高さを70%（78px→55px）に。予約ボタンは光沢のある淡いピンクゴールドに */
.site-header .in { height: 55px; gap: 24px; }
.logo svg { width: 30px; height: 30px; }
.logo b { font-size: 17px; }
.logo small { font-size: 9px; }
.gnav a { font-size: 13px; padding: 4px 0; }
.head-cta { min-height: 38px; padding: 0 20px; font-size: 13px; }
.btn-gold { background: linear-gradient(115deg, #F8E6DF 0%, #E8BFB0 30%, #FBF0EB 48%, #DDA897 68%, #F3DCD3 100%); background-size: 220% 100%; color: #2A1A2E; border: 1px solid rgba(120, 70, 60, .35); box-shadow: 0 6px 20px rgba(160, 100, 90, .3), inset 0 1px 0 rgba(255,255,255,.85); }
.btn-gold:hover { background-position: 100% 0; box-shadow: 0 10px 28px rgba(160, 100, 90, .42), inset 0 1px 0 rgba(255,255,255,.85); }
.site-footer .btn-gold:hover { color: #2A1A2E; }
@media (max-width: 960px) {
  .menu-btn { width: 40px; height: 40px; }
}

/* 修正4（2026-10-19）：予約ボタンを鮮やかな黄色に（「仮」の印の黄色 #F7C948 に寄せる） */
.btn-gold { background: linear-gradient(180deg, #FFD84D, #F7C22E); color: #1A1A2E; border: 1px solid rgba(11,22,64,.28); box-shadow: 0 6px 20px rgba(247,194,46,.4); }
.btn-gold:hover { background: linear-gradient(180deg, #FFE066, #FFCB2E); box-shadow: 0 10px 28px rgba(247,194,46,.55); }
.site-footer .btn-gold:hover { color: #1A1A2E; }

/* 修正5（2026-10-19）：予約ボタンを淡い金色に戻す。金のヘッダーの中だけ白抜き。外観写真を画面幅いっぱいに大きく */
.btn-gold { background: linear-gradient(120deg, #F4E6BF, #E8D29A 45%, #D4B470); color: #1A2350; border: 0; box-shadow: 0 6px 24px rgba(232, 210, 154, .35); }
.btn-gold:hover { background: linear-gradient(120deg, #F8EDCD, #EED9A4 45%, #DABB78); box-shadow: 0 10px 34px rgba(232, 210, 154, .55); }
.site-footer .btn-gold:hover { color: #1A2350; }
.site-header .head-cta { background: #fff; color: #0B1640; border: 1px solid #0B1640; box-shadow: 0 4px 14px rgba(11, 22, 64, .15); }
.site-header .head-cta:hover { background: #0B1640; color: #fff; }
.ext { background: var(--base); padding-bottom: clamp(70px, 9vw, 120px); }
.ext-img { position: relative; margin: 0; height: clamp(360px, 56vw, 760px); overflow: hidden; }
.ext-img img { width: 100%; height: 100%; object-fit: cover; object-position: 60% 40%; }
.ext-img figcaption { position: absolute; left: clamp(16px, 4vw, 56px); bottom: clamp(16px, 3vw, 40px); background: rgba(11, 22, 64, .78); color: #fff; padding: 10px 18px; font-size: 14px; letter-spacing: .1em; }
.ext-txt { max-width: 760px; margin: -90px 0 0 auto; position: relative; z-index: 2; background: #fff; padding: clamp(28px, 4vw, 56px); box-shadow: 0 20px 50px rgba(11, 22, 64, .12); }
.ext-txt .btn { margin-top: 26px; }
@media (max-width: 560px) { .ext-txt { margin-top: -40px; } }
@media (max-width: 960px) { .ext-img figcaption { bottom: auto; top: 16px; font-size: 12px; } }

/* 修正6（2026-10-19）：外観写真は2列の片側に（全面表示はやめた） */
.ext-photo { margin: 0; aspect-ratio: 4 / 3; overflow: hidden; box-shadow: 0 24px 60px rgba(11,22,64,.18); outline: 1px solid var(--gold2); outline-offset: 8px; }
.ext-photo img { width: 100%; height: 100%; object-fit: cover; object-position: 60% 40%; }