@charset "UTF-8";
/* =========================================================
   上野・御徒町ナイトライフ案内所（wowow-club.net）
   ========================================================= */

/* ===== Base ===== */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Noto Sans JP", Meiryo, sans-serif; line-height: 1.8; color: #333; background: #f4f5f7; margin: 0; padding: 0; }
a { color: #2980b9; }
a:hover { color: #1f6391; }
img { max-width: 100%; height: auto; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ===== Top bar（index の SEO 見出し） ===== */
.topbar { background: #111820; padding: 8px 16px; text-align: center; }
.topbar h1 { margin: 0; font-size: 0.85em; font-weight: bold; letter-spacing: 0.12em; color: #c9d3dd; line-height: 1.5; }

/* ===== 年齢確認（下層ページ） ===== */
.age-warning { background: #e74c3c; color: #fff; text-align: center; padding: 10px 16px; font-weight: bold; font-size: 0.92em; }

/* ===== Header ===== */
header.site-header { background: linear-gradient(135deg, #2c3e50, #1a252f); color: #fff; padding: 28px 16px; text-align: center; }
.site-name { margin: 0 0 4px; font-size: 1.7em; font-weight: bold; letter-spacing: 0.05em; line-height: 1.4; }
.site-name a { color: #fff; text-decoration: none; }
.site-tagline { margin: 0; color: #bdc3c7; font-size: 0.9em; }

/* ===== Nav ===== */
nav.global-nav { background: #34495e; text-align: center; position: sticky; top: 0; z-index: 20; box-shadow: 0 2px 6px rgba(0,0,0,0.15); }
nav.global-nav ul { list-style: none; margin: 0; padding: 0; display: flex; justify-content: center; flex-wrap: wrap; }
nav.global-nav li { margin: 0; }
nav.global-nav a { display: block; color: #fff; padding: 12px 20px; text-decoration: none; font-weight: bold; border-bottom: 3px solid transparent; transition: background .2s; }
nav.global-nav a:hover { background: #3d566e; }
nav.global-nav a[aria-current="page"] { border-bottom-color: #3498db; background: #2c3e50; }

/* ===== Breadcrumb ===== */
.breadcrumb { max-width: 860px; margin: 16px auto 0; padding: 0 16px; font-size: 0.85em; color: #7f8c8d; }
.breadcrumb ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; }
.breadcrumb li { margin: 0; }
.breadcrumb li + li::before { content: "›"; margin: 0 8px; color: #b0b7bf; }
.breadcrumb a { color: #7f8c8d; }

/* ===== Main ===== */
main { max-width: 860px; margin: 16px auto 20px; background: #fff; padding: 30px; box-shadow: 0 0 10px rgba(0,0,0,0.05); border-radius: 6px; }
h1, h2, h3 { color: #2c3e50; line-height: 1.5; }
main > h1, .page-title { font-size: 1.6em; margin-top: 0; }
h2 { border-bottom: 2px solid #3498db; padding-bottom: 5px; margin-top: 48px; }
main section:first-of-type h2 { margin-top: 0; }
h3 { margin-top: 28px; }
ul, ol { padding-left: 1.4em; }
li { margin-bottom: 8px; }
section, .hotel-card, [id] { scroll-margin-top: 64px; }

.lead { background: #f0f6fb; border-left: 4px solid #3498db; padding: 14px 18px; border-radius: 0 4px 4px 0; }

/* ===== TOC ===== */
.toc { background: #fafbfc; border: 1px solid #e3e6ea; border-radius: 6px; padding: 14px 20px; margin: 20px 0 10px; }
.toc p { margin: 0 0 6px; font-weight: bold; color: #2c3e50; }
.toc ol { margin: 0; }
.toc li { margin-bottom: 2px; }

/* ===== Figure ===== */
figure { margin: 20px 0; }
figure img { display: block; width: 100%; border: 1px solid #e3e6ea; border-radius: 6px; }
figcaption { font-size: 0.82em; color: #7f8c8d; margin-top: 6px; text-align: center; }

/* ===== Link cards ===== */
.link-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin-top: 16px; }
.link-card { display: block; border: 1px solid #dfe4ea; border-radius: 6px; padding: 18px; text-decoration: none; color: #333; background: #fff; transition: box-shadow .25s, transform .25s; }
.link-card:hover { box-shadow: 0 6px 18px rgba(0,0,0,0.1); transform: translateY(-3px); color: #333; }
.link-card h3 { margin: 0 0 8px; font-size: 1.1em; }
.link-card p { margin: 0 0 10px; font-size: 0.92em; }
.link-card .more { color: #2980b9; font-weight: bold; font-size: 0.9em; }

/* =========================================================
   エリアの早わかり（index）
   ========================================================= */
.quick-area { margin: 48px -30px 0; padding: 44px 30px 40px; background: radial-gradient(120% 140% at 0% 0%, #2a3d52 0%, #151d27 60%, #0f151c 100%); color: #e6ebf0; position: relative; overflow: hidden; }
.quick-area::before { content: "AREA GUIDE"; position: absolute; right: -10px; top: 6px; font-size: 5.2em; font-weight: 900; letter-spacing: 0.08em; color: rgba(255,255,255,0.035); pointer-events: none; line-height: 1; }
.quick-area .eyebrow { margin: 0 0 4px; font-size: 0.75em; letter-spacing: 0.35em; color: #5dade2; font-weight: bold; }
.quick-area h2 { color: #fff; border: none; margin: 0 0 8px; padding: 0; font-size: 1.5em; }
.quick-area .quick-lead { margin: 0 0 26px; color: #aab6c2; font-size: 0.93em; }

.station-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; list-style: none; padding: 0; margin: 0; }
.station-card { margin: 0; position: relative; padding: 22px 22px 20px; border-radius: 10px; background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.09); backdrop-filter: blur(4px); overflow: hidden; transition: transform .35s, border-color .35s, background .35s; }
.station-card::after { content: ""; position: absolute; left: 0; top: 0; height: 3px; width: 0; background: var(--accent, #3498db); transition: width .5s ease; }
.station-card:hover { transform: translateY(-4px); border-color: rgba(255,255,255,0.2); background: rgba(255,255,255,0.07); }
.station-card:hover::after { width: 100%; }
.station-card .num { position: absolute; right: 18px; top: 10px; font-size: 2.6em; font-weight: 900; color: rgba(255,255,255,0.07); line-height: 1; font-family: Georgia, "Times New Roman", serif; }
.station-card .en { display: block; font-size: 0.7em; letter-spacing: 0.3em; color: var(--accent, #5dade2); font-weight: bold; }
.station-card h3 { color: #fff; margin: 2px 0 10px; font-size: 1.3em; }
.station-card p { margin: 0 0 14px; font-size: 0.88em; color: #c3ccd5; line-height: 1.75; }
.lines { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 12px; padding: 0; list-style: none; }
.lines li { margin: 0; font-size: 0.7em; font-weight: bold; padding: 2px 9px; border-radius: 20px; color: #fff; background: var(--c, #777); }
.station-card .card-link { font-size: 0.82em; color: #fff; text-decoration: none; letter-spacing: 0.05em; border-bottom: 1px solid rgba(255,255,255,0.35); padding-bottom: 1px; }
.station-card .card-link:hover { border-bottom-color: #fff; }
.quick-area .link-cards { margin-top: 28px; }
.quick-area .link-card { background: rgba(255,255,255,0.95); border: none; }

/* ===== Hotel ===== */
.price-summary { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; margin: 16px 0 24px; }
.price-summary div { background: #2c3e50; color: #fff; border-radius: 6px; padding: 14px; text-align: center; }
.price-summary span { display: block; font-size: 0.82em; color: #bdc3c7; }
.price-summary strong { font-size: 1.1em; }
.hotel-table-wrap { overflow-x: auto; margin: 16px 0 28px; }
.hotel-table { width: 100%; border-collapse: collapse; font-size: 0.9em; min-width: 560px; }
.hotel-table caption { text-align: left; font-size: 0.85em; color: #7f8c8d; margin-bottom: 6px; }
.hotel-table th, .hotel-table td { border: 1px solid #e3e6ea; padding: 8px 10px; text-align: left; }
.hotel-table thead th { background: #34495e; color: #fff; }
.hotel-table tbody th { font-weight: normal; }
.hotel-table tr:nth-child(even) td, .hotel-table tr:nth-child(even) th { background: #fafbfc; }
.hotel-card { border: 1px solid #dfe4ea; border-radius: 8px; margin: 20px 0; overflow: hidden; transition: box-shadow .3s; }
.hotel-card:hover { box-shadow: 0 6px 18px rgba(0,0,0,0.07); }
.hotel-card-head { background: #f0f6fb; padding: 14px 18px; border-bottom: 1px solid #dfe4ea; }
.hotel-card-head h3 { margin: 0; font-size: 1.15em; }
.area-tag { display: inline-block; background: #3498db; color: #fff; font-size: 0.75em; padding: 2px 8px; border-radius: 3px; margin-right: 8px; vertical-align: middle; }
.hotel-card-body { padding: 14px 18px; }
.hotel-meta { margin: 0 0 12px; font-size: 0.92em; }
.hotel-meta div { display: flex; margin-bottom: 4px; }
.hotel-meta dt { min-width: 4em; font-weight: bold; color: #2c3e50; }
.hotel-meta dd { margin: 0; }
.hotel-card-body ul.points { margin: 8px 0 0; }
.tags { margin: 10px 0 0; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: 4px; }
.tags li { margin: 0; background: #ecf0f1; color: #2c3e50; font-size: 0.78em; padding: 2px 8px; border-radius: 12px; }
.note { font-size: 0.85em; color: #7f8c8d; background: #fafbfc; border: 1px dashed #d0d5db; padding: 10px 14px; border-radius: 4px; }

/* ===== Alert ===== */
.alert { background: #fdf2f1; border-left: 4px solid #e74c3c; padding: 14px 18px; border-radius: 0 4px 4px 0; }
.alert h3 { margin-top: 0; color: #c0392b; }

/* ===== Steps ===== */
ol.steps { list-style: none; counter-reset: step; padding-left: 0; }
ol.steps li { counter-increment: step; position: relative; padding: 12px 14px 12px 56px; background: #fafbfc; border: 1px solid #e3e6ea; border-radius: 6px; margin-bottom: 10px; }
ol.steps li::before { content: counter(step); position: absolute; left: 14px; top: 12px; width: 28px; height: 28px; border-radius: 50%; background: #3498db; color: #fff; text-align: center; line-height: 28px; font-weight: bold; }

/* ===== FAQ ===== */
.faq-box { background: #ecf0f1; padding: 15px; margin: 10px 0; border-radius: 5px; }
.faq-box h3 { margin: 0 0 6px; font-size: 1em; }
.faq-box p { margin: 0; }

/* ===== News ===== */
.news { list-style: none; padding: 0; }
.news li { border-bottom: 1px dotted #d0d5db; padding: 8px 0; margin: 0; }
.news time { display: inline-block; min-width: 7em; color: #7f8c8d; font-size: 0.9em; }

/* ===== Page top ===== */
.pagetop { position: fixed; right: 18px; bottom: 18px; width: 46px; height: 46px; border-radius: 50%; background: #2c3e50; color: #fff; text-decoration: none; display: flex; align-items: center; justify-content: center; font-size: 1.1em; box-shadow: 0 4px 12px rgba(0,0,0,0.25); opacity: 0; visibility: hidden; transform: translateY(10px); transition: opacity .3s, transform .3s, visibility .3s; z-index: 30; }
.pagetop.is-show { opacity: 1; visibility: visible; transform: none; }
.pagetop:hover { background: #3498db; color: #fff; }

/* ===== Footer ===== */
footer.site-footer { text-align: center; padding: 24px 16px; color: #7f8c8d; font-size: 0.9em; background: #e9ecef; }
.footer-nav ul { list-style: none; margin: 0; padding: 0; display: flex; justify-content: center; flex-wrap: wrap; }
.footer-nav li { margin: 0; }
.footer-nav a { color: #555; margin: 0 10px; text-decoration: none; }
.footer-nav a:hover { text-decoration: underline; }
footer.site-footer p { margin: 8px 0 0; }
.age-note { font-size: 0.85em; color: #c0392b; }

/* =========================================================
   表示エフェクト（JS有効時のみ）
   ========================================================= */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); transition-delay: var(--delay, 0s); }
.js .reveal.is-visible { opacity: 1; transform: none; }
.js .site-header .site-name, .js .site-header .site-tagline { animation: fadeDown .9s cubic-bezier(.2,.7,.2,1) both; }
.js .site-header .site-tagline { animation-delay: .2s; }
@keyframes fadeDown { from { opacity: 0; transform: translateY(-12px); } to { opacity: 1; transform: none; } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .js .site-header .site-name, .js .site-header .site-tagline { animation: none; }
  .station-card, .link-card { transition: none; }
}

/* ===== Responsive ===== */
@media (max-width: 600px) {
  .site-name { font-size: 1.3em; }
  nav.global-nav a { padding: 10px 10px; font-size: 0.9em; }
  main { padding: 20px 16px; margin: 12px 0; border-radius: 0; }
  main > h1, .page-title { font-size: 1.4em; }
  h2 { font-size: 1.25em; }
  .quick-area { margin: 40px -16px 0; padding: 36px 16px 32px; }
  .quick-area::before { font-size: 3.2em; }
  .station-cards { grid-template-columns: 1fr; }
}