@charset "UTF-8";

/* ==========================================================================
   0. カラーマネジメント（CSS変数・カスタムプロパティ定義）
   ========================================================================== */
:root {
  --color-sumi: #111111;
  --color-shu: #c83c23;
  --color-gold: #8c6e2d;
  --color-gray: #444444;
  --color-gray-light: #555555;
  --color-bg-white: #ffffff;
}

/* ==========================================================================
   1. 基本設定
   ========================================================================== */
html { scroll-padding-top: 85px; scroll-behavior: smooth; }
* { box-sizing: border-box; }
body {
  margin: 0; padding: 0; background-color: var(--color-bg-white); color: #1a1a1a;
  font-family: 'Noto Serif JP', serif; line-height: 1.8; letter-spacing: 0.05em; overflow-x: hidden;
}
.washi-bg {
  position: relative; min-height: 100vh;
  background-color: var(--color-bg-white);
  background-image: 
    radial-gradient(ellipse at 15% 20%, rgba(0, 0, 0, 0.02) 0%, transparent 40%),
    radial-gradient(ellipse at 80% 15%, rgba(0, 0, 0, 0.015) 0%, transparent 35%),
    radial-gradient(ellipse at 25% 75%, rgba(0, 0, 0, 0.02) 0%, transparent 50%),
    radial-gradient(ellipse at 75% 85%, rgba(0, 0, 0, 0.015) 0%, transparent 45%),
    radial-gradient(circle at 50% 50%, rgba(0, 0, 0, 0.01) 0%, transparent 60%),
    url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='matrix' values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
}
.container { max-width: 950px; margin: 0 auto; padding: 0 30px; position: relative; z-index: 2; }

/* タイポグラフィ */
h1, h2, h3, h4, .font-gyosho { font-family: "Georgia", "Times New Roman", "Hiragino Gyosho StdN", "ヒラギノ行書 StdN", "Yuji Syuku", "Yu Mincho", "游明朝", serif; font-weight: 800; color: var(--color-sumi); margin: 0; }
.shu-hanko { border: 1.5px solid var(--color-shu); color: var(--color-shu); background-color: transparent; font-family: "Hiragino Gyosho StdN", "ヒラギノ行書 StdN", "Yuji Syuku", serif; font-weight: 800; font-size: 13px; padding: 2px 6px; margin-right: 10px; display: inline-block; line-height: 1.1; letter-spacing: 0.1em; border-radius: 3px; transform: rotate(-1.5deg); }
.text-gold { color: var(--color-gold); }

/* SVG アイコン用スタイル */
.icon-svg { width: 1em; height: 1em; vertical-align: -0.125em; fill: currentColor; display: inline-block; }
.icon-svg.fa-spin { animation: fa-spin 1.5s infinite linear; }
@keyframes fa-spin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }

/* ユーティリティクラス */
.pt-40 { padding-top: 40px; }
.pt-60 { padding-top: 60px; }
.pb-80 { padding-bottom: 80px; }
.mt-70 { margin-top: 70px; }
.mb-60 { margin-bottom: 60px; }
.my-60 { margin: 60px 0; }
.text-center { text-align: center; }
.max-w-700 { max-width: 700px; margin: 0 auto; }
.max-w-800 { max-width: 800px; margin: 0 auto; }
.w-100 { width: 100%; }
.lh-lg { line-height: 1.9; }
.c-gray { color: var(--color-gray); }
.c-gray-light { color: var(--color-gray-light); }
.fs-12 { font-size: 12px; }
.fs-13-5 { font-size: 13.5px; }
.fs-14-5 { font-size: 14.5px; }
.pos-rel { position: relative; display: inline-block; }
.hanko-hero { position: absolute; bottom: 95%; left: 50%; font-size: 0.45em; padding: 0.15em 0.4em; margin: 0; transform: translateX(-50%) rotate(-8deg); z-index: 10; pointer-events: none; white-space: nowrap; }

/* ==========================================================================
   ヘッダー・ナビゲーション
   ========================================================================== */
header, .back-header { position: sticky; top: 0; z-index: 100; background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(5px); -webkit-backdrop-filter: blur(5px); padding: 20px 0; border-bottom: 1px solid rgba(0, 0, 0, 0.08); }
.header-inner { display: flex; justify-content: space-between; align-items: center; position: relative; }
.logo { font-size: 26px; text-decoration: none; color: var(--color-sumi); position: relative; font-weight: 800; }
.logo::after { content: ""; position: absolute; bottom: -4px; left: 0; width: 100%; height: 1px; background: linear-gradient(90deg, var(--color-gold), transparent); }
.back-link { text-decoration: none; color: #666666; font-size: 13.5px; display: flex; align-items: center; gap: 8px; cursor: pointer; transition: color 0.3s; font-weight: 600; }
.back-link .icon-svg { color: var(--color-shu); font-size: 16px; }
.back-link:hover { color: var(--color-gold); }

nav { display: flex; align-items: center; }
nav a { text-decoration: none; color: var(--color-gray-light); margin-left: 25px; font-size: 13.5px; transition: color 0.3s; font-weight: 600; }
nav a:hover { color: var(--color-gold); }

/* ★バグ修正: position: relative を追加して z-index: 101 を確実に機能させ、タップ判定領域を最適化 */
.hamburger { display: none; position: relative; background: transparent; border: none; cursor: pointer; padding: 8px; z-index: 101; -webkit-tap-highlight-color: transparent; }
/* ★バグ修正: iOS Safari のタップ吸い込みトラップを pointer-events: none で強制貫通 */
.hamburger span { display: block; width: 24px; height: 2px; background-color: var(--color-sumi); margin: 5px 0; transition: all 0.3s ease-in-out; pointer-events: none; }

/* ==========================================================================
   コンポーネント
   ========================================================================== */
.hero { padding: 110px 0 90px 0; text-align: center; border-bottom: 1px solid rgba(0, 0, 0, 0.05); }
.hero h1 { font-size: 52px; line-height: 1.4; margin-bottom: 25px; padding-top: 15px; }
.hero p { font-size: 15px; color: var(--color-gray); max-width: 700px; margin: 0 auto 35px auto; line-height: 2.0; }

.section-title { font-size: 34px; text-align: center; margin: 80px 0 45px 0; padding-bottom: 15px; padding-top: 20px; position: relative; }
.section-title::after { content: ""; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); width: 50px; height: 2px; background-color: var(--color-gold); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-bottom: 60px; align-items: flex-start; }

.artist-profile h3 { font-size: 28px; margin-bottom: 15px; }
.artist-text { color: var(--color-gray-light); font-size: 14px; line-height: 1.8; margin-bottom: 25px; }
.yt-widget { border: 1.5px solid var(--color-sumi); background: rgba(200, 60, 35, 0.01); padding: 15px 20px; display: inline-flex; align-items: center; gap: 15px; margin-bottom: 20px; border-left: 4px solid var(--color-shu); }
.yt-icon { font-size: 24px; color: var(--color-shu); }
.yt-count { font-size: 17px; font-weight: bold; }
.directors-container { display: flex; flex-direction: column; gap: 60px; }
.director-card { border: 1px solid rgba(0, 0, 0, 0.08); padding: 35px; background: rgba(255, 255, 255, 0.8); box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02); }
.director-name { font-size: 26px; margin-bottom: 8px; }
.director-desc { font-size: 13.5px; color: var(--color-gray-light); margin-bottom: 25px; line-height: 1.8; }
.director-works-title { font-size: 16px; margin-bottom: 15px; border-left: 3px solid var(--color-gold); padding-left: 8px; }
.video-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.video-wrapper { position: relative; width: 100%; padding-top: 56.25%; border: 1px solid rgba(0, 0, 0, 0.08); background-color: #000000; }
.video-wrapper iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: none; }
.video-title { font-size: 12px; color: #666666; margin-top: 8px; text-align: center; }

/* ボタン・フォーム */
.btn-sumi { display: inline-block; padding: 14px 35px; border: 1px solid var(--color-sumi); color: var(--color-bg-white); background-color: var(--color-sumi); text-decoration: none; font-size: 14px; text-align: center; cursor: pointer; transition: all 0.3s; font-weight: 600; font-family: inherit; }
.btn-sumi:hover { background-color: transparent; color: var(--color-sumi); }
.btn-gold-outline { display: inline-block; padding: 12px 35px; border: 1.5px solid var(--color-gold); color: var(--color-gold); background-color: transparent; text-decoration: none; font-size: 13.5px; text-align: center; cursor: pointer; transition: all 0.3s; font-weight: 600; }
.btn-gold-outline:hover { background-color: var(--color-gold); color: var(--color-bg-white); }
.btn-sumi:disabled { background-color: #888; border-color: #888; cursor: not-allowed; }

.contact-form { display: flex; flex-direction: column; gap: 15px; }
.contact-form input, .contact-form textarea, .contact-form select { width: 100%; padding: 12px 15px; border: 1px solid rgba(0, 0, 0, 0.15); background: rgba(255, 255, 255, 0.8); font-family: inherit; font-size: 14px; color: var(--color-sumi); transition: border-color 0.3s; }
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus { outline: none; border-color: var(--color-gold); background: var(--color-bg-white); }
.form-group { display: flex; flex-direction: column; gap: 6px; text-align: left; }
.form-group label { font-size: 13px; font-weight: 600; color: #333333; }
.d-none { display: none; }

/* テーブル類 */
.table-responsive { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.info-table { width: 100%; border-collapse: collapse; min-width: 300px; }
.info-table td { padding: 12px 8px; font-size: 13.5px; border-bottom: 1px solid rgba(0, 0, 0, 0.05); }
.info-table td.label { font-weight: bold; width: 130px; color: var(--color-gold); }
.price-table, .spec-table { width: 100%; border-collapse: collapse; margin-bottom: 35px; min-width: 500px; }
.price-table th, .price-table td, .spec-table th, .spec-table td { border: 1px solid rgba(0, 0, 0, 0.15); padding: 12px 14px; font-size: 13.5px; }
.price-table th, .spec-table th { background-color: rgba(140, 110, 45, 0.05); font-weight: bold; color: var(--color-gold); border-bottom: 2px solid var(--color-gold); }
.spec-table th { background-color: rgba(0, 0, 0, 0.02); font-family: "Georgia", "Hiragino Gyosho StdN", "Yuji Syuku", serif; font-weight: 800; font-size: 14px; color: var(--color-sumi); border-bottom: 1px solid rgba(0, 0, 0, 0.15); }

/* レンタルLP・特商法・プライバシー特有 */
.hero-lp { text-align: center; padding: 60px 0; border-bottom: 1px solid rgba(0, 0, 0, 0.06); }
.hero-lp h1 { font-size: 40px; line-height: 1.4; margin-bottom: 20px; }
.alert-box { border: 1.5px solid var(--color-shu); background: rgba(200, 60, 35, 0.02); padding: 20px 25px; margin: 30px 0; font-size: 14px; text-align: center; line-height: 1.8; border-radius: 4px; }
.plans-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 25px; margin-bottom: 40px; }
.plan-card { border: 1.5px solid var(--color-gold); padding: 25px; background: var(--color-bg-white); display: flex; flex-direction: column; justify-content: space-between; box-shadow: 0 4px 15px rgba(140, 110, 45, 0.04); }
.price-box { margin: 15px 0; }
.price-old { font-size: 12px; text-decoration: line-through; color: #888888; }
.price-new { font-size: 32px; font-family: "Georgia", "Hiragino Gyosho StdN", "Yuji Syuku", serif; font-weight: 800; color: var(--color-shu); display: block; }
.single-item-list { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; margin-bottom: 40px; }
.single-item-card { border: 1px solid rgba(0, 0, 0, 0.1); padding: 18px; background: rgba(255, 255, 255, 0.8); border-left: 3px solid var(--color-gold); }
.single-item-header { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid rgba(0, 0, 0, 0.05); padding-bottom: 6px; margin-bottom: 8px; }
.assistant-section { display: grid; grid-template-columns: 1fr 1fr; gap: 25px; margin-bottom: 50px; }
.assistant-card { border: 1px solid var(--color-sumi); padding: 25px; background: var(--color-bg-white); border-top: 4px solid var(--color-sumi); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 25px; margin-bottom: 40px; }
.contact-card { border: 1.5px solid var(--color-sumi); padding: 25px; background: var(--color-bg-white); box-shadow: 0 4px 15px rgba(0, 0, 0, 0.02); }
.contact-card h3 { font-size: 22px; margin-bottom: 8px; }
.contact-role { font-size: 11.5px; color: #666666; margin-bottom: 15px; font-weight: bold; }
.contact-list { list-style: none; padding: 0; margin: 0; }
.contact-list li { margin-bottom: 10px; font-size: 13px; display: flex; align-items: center; gap: 8px; }
.contact-icon { width: 18px; text-align: center; color: var(--color-gold); font-size: 16px; }
.rental-promo { text-align: center; padding: 55px 30px; background: rgba(140, 110, 45, 0.04); border: 1px solid rgba(140, 110, 45, 0.25); margin-top: 70px; }
.privacy-box { background: rgba(255, 255, 255, 0.8); border: 1px solid rgba(0,0,0,0.08); padding: 40px; font-size: 14px; line-height: 2.0; color: #444; }

/* 予約ボックス */
.reservation-box { background: rgba(255, 255, 255, 0.9); border: 2px solid var(--color-gold); padding: 40px; box-shadow: 0 10px 30px rgba(140, 110, 45, 0.08); margin-top: 40px; }

/* フッター */
footer { text-align: center; padding: 40px 0; border-top: 1px solid rgba(0, 0, 0, 0.06); font-size: 11px; color: #888888; }
.footer-links { display: flex; justify-content: center; align-items: center; gap: 15px; margin-bottom: 15px; }
.footer-links a { color: #888888; text-decoration: none; font-size: 11.5px; transition: color 0.3s; white-space: nowrap; }
.footer-links a:hover { color: var(--color-gold); }
.footer-links span { color: #dddddd; font-size: 11.5px; }

/* スマホ・PC切り替え */
.pc-only-br { display: inline; }
.sp-only-br { display: none; }

/* 画像スクロールエリア */
.scroll-container { display: flex; overflow-x: auto; gap: 20px; padding-bottom: 20px; -webkit-overflow-scrolling: touch; scroll-snap-type: x mandatory; }
.scroll-container::-webkit-scrollbar { height: 8px; }
.scroll-container::-webkit-scrollbar-track { background: rgba(0, 0, 0, 0.03); border-radius: 4px; }
.scroll-container::-webkit-scrollbar-thumb { background: rgba(140, 110, 45, 0.3); border-radius: 4px; }
.photo-item { flex: 0 0 220px; scroll-snap-align: start; }
.photo-item img { width: 220px; height: 160px; object-fit: contain; background: #fff; border: 1px solid rgba(0,0,0,0.1); border-radius: 4px; display: block; }
.photo-item p { font-size: 11.5px; margin-top: 10px; text-align: center; color: #555; font-weight: bold; }

/* ==========================================================================
   メディアクエリ（レスポンシブ対応）
   ========================================================================== */
@media (max-width: 768px) {
  .pc-only-br { display: none !important; }
  .sp-only-br { display: inline !important; }
  .grid-2, .plans-grid, .single-item-list, .assistant-section, .contact-grid, .video-grid { grid-template-columns: 1fr; }
  
  .header-inner { flex-direction: row; }
  .logo { font-size: 22px; white-space: nowrap; z-index: 102; }
  
  /* ★バグ修正: display: block !important を適用し、確実にスマホ表示させる */
  .hamburger { display: block !important; }
  .hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .hamburger.active span:nth-child(2) { opacity: 0; }
  .hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  
  nav#nav-menu {
    position: fixed; top: 0; right: -100%; width: 100%; height: 100vh;
    background: rgba(255, 255, 255, 0.98); flex-direction: column; justify-content: center;
    transition: right 0.3s ease-in-out; padding: 20px; box-shadow: -5px 0 15px rgba(0,0,0,0.1);
    z-index: 100;
  }
  nav#nav-menu.active { right: 0; }
  nav#nav-menu a { margin: 15px 0; font-size: 16px; border-bottom: 1px solid rgba(0,0,0,0.05); padding-bottom: 10px; width: 100%; text-align: center; }
  
  .hero h1 { font-size: 32px; word-break: keep-all; }
  .hero-lp h1 { font-size: 28px; word-break: keep-all; }
  .section-title { font-size: 26px; word-break: keep-all; }
  
  .single-item-header strong { font-size: 13.5px; }
  .single-item-header span { font-size: 12.5px; }
  .reservation-box { padding: 25px 15px; }
  
  .footer-links { gap: 6px; }
  .footer-links a, .footer-links span { font-size: 10.5px; letter-spacing: 0; }
  footer .container { padding: 0 10px; }
  .scroll-container::-webkit-scrollbar { display: none; }
}