/* 霧幻酒造（制作デモ） - 型番: arayo-type（P-04 暗色ブランド没入型の抽象化実装）
   構成・配色思想・動きのトリガーを抽象化して再構築したもの。元サイトのCSS/クラス名は一切流用していない。 */

:root{
  --c-bg: #0c0a08;
  --c-bg-soft: #15120e;
  --c-bg-card: #1a1712;
  --c-line: #332c22;
  --c-text: #f2ece0;
  --c-text-muted: #b9ad98;
  --c-gold: #b6893f;
  --c-gold-bright: #d8ab5c;
  --c-gold-deep: #7a5a26;

  --font-serif: "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", "HiraMinProN-W3", serif;
  --font-sans: "Yu Gothic", "YuGothic", "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;

  --ease-soft: cubic-bezier(0.19, 1, 0.22, 1);
  --header-h: 76px;
  --flag-h: 34px;
}

*{box-sizing:border-box;}
html{scroll-behavior:auto;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:var(--font-sans);
  line-height:1.85;
  letter-spacing:.04em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  padding-top:var(--flag-h);
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;margin:0;padding:0;}
h1,h2{margin:0;font-family:var(--font-serif);font-weight:600;}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer;}

.section-inner{max-width:1120px;margin:0 auto;padding:0 24px;}
.section-eyebrow{
  font-family:var(--font-serif);
  color:var(--c-gold);
  letter-spacing:.28em;
  font-size:12px;
  margin:0 0 14px;
}
.section-title{font-size:clamp(24px,3.4vw,34px);margin:0 0 22px;}
.section-lead{color:var(--c-text-muted);max-width:640px;font-size:15px;}

/* ---------- 常時表示の制作デモ表示 ---------- */
.demo-flag{
  position:fixed;top:0;left:0;right:0;z-index:600;
  height:var(--flag-h);
  display:flex;align-items:center;justify-content:center;
  background:var(--c-gold-deep);
  color:#100b04;
  font-size:12px;
  letter-spacing:.08em;
  text-align:center;
  padding:0 12px;
}

/* ---------- reveal（scroll出現・トリガー1） ----------
   既定＝見える。html.js-anim（JSが演出の準備を終えた時だけ付く）の間だけ、
   演出用の初期非表示状態にする（JSが遅い・失敗しても本文が読めるようにするため）。 */
.reveal{
  transition:opacity 1s ease, transform 1s ease;
  transition-delay:.05s;
}
html.js-anim .reveal{
  opacity:0;
  transform:translate3d(0,26px,0);
}
html.js-anim .reveal.is-visible{
  opacity:1;
  transform:translate3d(0,0,0);
}

/* ---------- ヘッダー ---------- */
.site-header{
  position:fixed;top:var(--flag-h);left:0;right:0;z-index:300;
  height:var(--header-h);
  display:flex;align-items:center;
  background:linear-gradient(to bottom, rgba(10,8,6,.82), rgba(10,8,6,0));
}
.site-header.is-solid{background:rgba(10,8,6,.92);border-bottom:1px solid var(--c-line);}
.header-inner{
  width:100%;
  max-width:1280px;margin:0 auto;
  padding:0 24px;
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;
}
.brand-mark{display:flex;flex-direction:column;justify-content:center;line-height:1.2;min-height:44px;}
.brand-mark-ja{font-family:var(--font-serif);font-size:19px;letter-spacing:.12em;color:var(--c-text);}
.brand-mark-en{font-size:9px;letter-spacing:.24em;color:var(--c-text-muted);}

.nav-pc ul{display:flex;gap:30px;}
.nav-pc a{
  font-size:13px;letter-spacing:.08em;
  opacity:1;
  transition:opacity .5s ease;
}
.nav-pc a:hover{opacity:.62;}

.shop-btn{
  display:inline-flex;align-items:center;gap:8px;
  background:linear-gradient(135deg,var(--c-gold-bright),var(--c-gold-deep));
  color:#160f06;
  font-size:12px;letter-spacing:.08em;font-weight:700;
  padding:11px 20px;border-radius:999px;
  transition:transform .3s ease, box-shadow .3s ease;
}
.shop-btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(182,137,63,.28);}
.shop-btn-icon{width:6px;height:6px;border-radius:50%;background:#160f06;display:inline-block;}

.hamburger{
  display:none;
  position:relative;
  width:44px;height:44px;
  border-radius:50%;
  background:rgba(242,236,224,.06);
  transition:background-color .3s ease;
}
.hamburger span{
  position:absolute;left:12px;right:12px;height:1px;background:var(--c-text);
  transition:transform 1s var(--ease-soft), opacity .3s ease, top .4s var(--ease-soft), bottom .4s var(--ease-soft);
}
.hamburger span:nth-child(1){top:16px;}
.hamburger span:nth-child(2){top:22px;}
.hamburger span:nth-child(3){top:28px;}
.hamburger[aria-expanded="true"]{background:var(--c-gold-deep);}
.hamburger[aria-expanded="true"] span:nth-child(1){top:22px;transform:rotate(45deg);}
.hamburger[aria-expanded="true"] span:nth-child(2){opacity:0;}
.hamburger[aria-expanded="true"] span:nth-child(3){top:22px;transform:rotate(-45deg);}

/* ---------- SPドロワー（click・トリガー6/7） ---------- */
.menu-overlay{
  position:fixed;top:0;left:-100%;bottom:0;
  width:min(86vw,380px);
  background:var(--c-bg-soft);
  border-right:1px solid var(--c-line);
  z-index:400;
  padding:110px 32px 40px;
  transition:left 1s var(--ease-soft);
  display:flex;flex-direction:column;gap:28px;
}
.menu-overlay.is-open{left:0;}
.menu-overlay ul{display:flex;flex-direction:column;gap:22px;}
.menu-overlay a{font-family:var(--font-serif);font-size:20px;letter-spacing:.08em;display:inline-flex;align-items:center;min-height:44px;min-width:44px;}
.menu-shop-link{
  align-self:flex-start;
  border:1px solid var(--c-gold);
  color:var(--c-gold-bright);
  padding:10px 20px;border-radius:999px;font-size:13px;
}
.menu-note{margin-top:auto;font-size:11px;color:var(--c-text-muted);}

/* ---------- ヒーロー ---------- */
.hero{
  position:relative;
  height:calc(100svh - var(--flag-h));min-height:560px;
  display:flex;align-items:flex-end;
  overflow:hidden;
}
.hero-bg{position:absolute;inset:0;}
.hero-bg-item{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:0;
  transition:opacity 1.4s ease;
  animation:heroKenBurns 26s ease-in-out infinite alternate;
}
.hero-bg-item.is-active{opacity:1;}
@keyframes heroKenBurns{
  from{transform:scale(1);}
  to{transform:scale(1.12);}
}
.hero-scrim{
  position:absolute;inset:0;
  background:
    linear-gradient(to top, rgba(8,6,4,.92) 0%, rgba(8,6,4,.35) 46%, rgba(8,6,4,.55) 100%);
}
.hero-body{position:relative;z-index:2;padding:0 24px 96px;max-width:1120px;margin:0 auto;width:100%;}
.hero-eyebrow{
  font-family:var(--font-serif);color:var(--c-gold-bright);
  letter-spacing:.3em;font-size:13px;margin:0 0 18px;
  transition:opacity .9s ease, transform .9s ease;
}
.hero-title{
  font-size:clamp(40px,7vw,76px);
  letter-spacing:.1em;
  margin:0 0 22px;
  transition:opacity 1s ease .15s, transform 1s ease .15s;
}
.hero-copy{
  font-size:clamp(14px,1.6vw,17px);
  color:var(--c-text-muted);
  max-width:440px;
  transition:opacity 1s ease .3s, transform 1s ease .3s;
}
html.js-anim .hero-eyebrow,html.js-anim .hero-title,html.js-anim .hero-copy{opacity:0;transform:translate3d(0,16px,0);}
html.js-anim .hero-eyebrow.is-loaded,html.js-anim .hero-title.is-loaded,html.js-anim .hero-copy.is-loaded{opacity:1;transform:translate3d(0,0,0);}

.hero-scroll{
  position:absolute;right:28px;bottom:34px;z-index:2;
  display:flex;flex-direction:column;align-items:center;gap:10px;
  color:var(--c-text-muted);font-size:10px;letter-spacing:.2em;
}
.hero-scroll i{
  width:1px;height:46px;background:linear-gradient(to bottom, var(--c-gold) 0%, transparent 100%);
  animation:scrollLine 2.4s ease-in-out infinite;
}
@keyframes scrollLine{
  0%{transform:scaleY(0);transform-origin:top;}
  50%{transform:scaleY(1);transform-origin:top;}
  50.001%{transform-origin:bottom;}
  100%{transform:scaleY(0);transform-origin:bottom;}
}

/* ---------- お知らせバー ---------- */
.notice-bar{background:var(--c-bg-soft);border-bottom:1px solid var(--c-line);}
.notice-inner{
  max-width:1120px;margin:0 auto;padding:16px 24px;
  display:flex;align-items:center;gap:24px;flex-wrap:wrap;
}
.notice-label{font-family:var(--font-serif);color:var(--c-gold);font-size:13px;letter-spacing:.16em;flex:0 0 auto;}
.notice-list{display:flex;flex-direction:column;gap:6px;flex:1 1 420px;}
.notice-list li{display:flex;align-items:baseline;gap:12px;font-size:13px;flex-wrap:wrap;}
.notice-date{color:var(--c-text-muted);font-size:12px;}
.notice-tag{
  border:1px solid var(--c-gold-deep);color:var(--c-gold-bright);
  font-size:10px;letter-spacing:.05em;padding:2px 8px;border-radius:2px;
}
.notice-list a{display:inline-flex;align-items:center;min-height:44px;transition:opacity .5s ease;}
.notice-list a:hover{opacity:.62;}
.notice-more{
  font-size:12px;color:var(--c-gold-bright);flex:0 0 auto;
  display:inline-flex;align-items:center;min-height:44px;
  transition:opacity .5s ease;
}
.notice-more:hover{opacity:.62;}

/* ---------- カテゴリカード（hover・トリガー3） ---------- */
.categories{padding:120px 0 100px;}
.category-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:52px;
}
.category-card{
  position:relative;display:block;aspect-ratio:3/4;overflow:hidden;
  border-radius:2px;background:var(--c-bg-card);
}
.category-card-img{
  position:absolute;inset:0;background-size:cover;background-position:center;
  transition:transform 1.4s ease;
}
.category-card:hover .category-card-img{transform:scale(1.06);}
.category-card-caption{
  position:absolute;left:0;right:0;bottom:0;padding:22px;
  display:flex;flex-direction:column;gap:6px;
  background:linear-gradient(to top, rgba(8,6,4,.92) 10%, rgba(8,6,4,0) 100%);
  opacity:.88;
  transition:opacity .25s ease-in-out, background-color .25s ease-in-out;
}
.category-card:hover .category-card-caption{opacity:1;}
.category-card-kicker{font-size:11px;color:var(--c-gold-bright);letter-spacing:.14em;}
.category-card-name{font-family:var(--font-serif);font-size:20px;}
.category-card-more{
  font-size:11px;color:var(--c-text-muted);
  opacity:0;transform:translateY(6px);
  transition:opacity .25s ease-in-out, transform .25s ease-in-out;
}
.category-card:hover .category-card-more{opacity:1;transform:translateY(0);}

/* ---------- フィーチャーバナー（hover・トリガー4） ---------- */
.feature-banner{
  position:relative;display:block;height:min(64vh,560px);overflow:hidden;
}
.feature-banner-img{
  position:absolute;inset:0;background-size:cover;background-position:center;
  transition:transform 1.6s ease;
}
.feature-banner:hover .feature-banner-img{transform:scale(1.04);}
.feature-banner-scrim{
  position:absolute;inset:0;
  background:linear-gradient(120deg, rgba(8,6,4,.86) 20%, rgba(8,6,4,.2) 78%);
  opacity:.9;
  transition:opacity .25s ease-in-out, background-color .25s ease-in-out;
}
.feature-banner:hover .feature-banner-scrim{opacity:1;}
.feature-banner-body{
  position:relative;z-index:2;height:100%;
  max-width:1120px;margin:0 auto;padding:0 24px;
  display:flex;flex-direction:column;justify-content:center;gap:18px;
}
.feature-banner-kicker{font-family:var(--font-serif);color:var(--c-gold);letter-spacing:.24em;font-size:12px;margin:0;}
.feature-banner-title{font-size:clamp(26px,4vw,42px);margin:0;}
.feature-banner-link{
  font-size:12px;letter-spacing:.1em;color:var(--c-gold-bright);
  opacity:.75;transition:opacity .25s ease-in-out;
}
.feature-banner:hover .feature-banner-link{opacity:1;}

/* ---------- 銘柄一覧 ---------- */
.lineup{padding:110px 0;background:var(--c-bg-soft);}
.lineup-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--c-line);margin-top:52px;border:1px solid var(--c-line);
}
.lineup-card{
  background:var(--c-bg);padding:34px 28px;
  display:flex;flex-direction:column;gap:10px;
  transition:background-color .4s ease;
}
.lineup-card:hover{background:var(--c-bg-card);}
.lineup-card-price{font-family:var(--font-serif);color:var(--c-gold);font-size:12px;letter-spacing:.1em;}
.lineup-card-name{font-size:18px;letter-spacing:.05em;}
.lineup-card-desc{color:var(--c-text-muted);font-size:13px;margin:0;}
.lineup-card-cta{
  align-items:flex-start;justify-content:center;background:var(--c-bg-card);
}
.lineup-card-cta a{
  color:var(--c-gold-bright);font-size:13px;
  display:inline-flex;align-items:center;min-height:44px;
  transition:opacity .5s ease;
}
.lineup-card-cta a:hover{opacity:.62;}

/* ---------- 杜氏 ---------- */
.toji{padding:120px 0;}
.toji-inner{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center;}
.toji-photo{aspect-ratio:4/5;background-size:cover;background-position:center;border-radius:2px;}
.toji-quote{
  font-family:var(--font-serif);font-size:clamp(19px,2.2vw,25px);
  line-height:1.9;margin:0 0 26px;color:var(--c-text);
}
.toji-name{font-size:14px;letter-spacing:.06em;margin:0 0 12px;color:var(--c-gold-bright);}
.toji-desc{color:var(--c-text-muted);font-size:13px;max-width:520px;margin:0;}

/* ---------- 蔵について（縦組み＋グリッド・hover トリガー5） ---------- */
.about{padding:100px 0 130px;}
.about-head{display:flex;gap:48px;align-items:flex-start;flex-wrap:wrap;margin-bottom:46px;}
.about-vertical{
  writing-mode:vertical-rl;
  text-orientation:mixed;
  font-size:clamp(26px,3vw,32px);
  letter-spacing:.3em;
  color:var(--c-text);
  height:220px;
}
.about-lead{color:var(--c-text-muted);max-width:560px;font-size:14px;padding-top:4px;}
.about-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;background:var(--c-line);}
.about-cell{position:relative;aspect-ratio:1/1;overflow:hidden;background:var(--c-bg-card);}
.about-cell-img{
  position:absolute;inset:0;background-size:cover;background-position:center;
  filter:brightness(.62);
  transition:filter .25s ease-in-out, transform 1.2s ease;
}
.about-cell:hover .about-cell-img{filter:brightness(.85);transform:scale(1.05);}
.about-cell-label{
  position:absolute;left:14px;bottom:12px;z-index:2;
  font-size:12px;letter-spacing:.1em;color:var(--c-text);
  opacity:.85;transition:opacity .25s ease-in-out;
}
.about-cell:hover .about-cell-label{opacity:1;color:var(--c-gold-bright);}

/* ---------- お問い合わせ ---------- */
.contact{padding:110px 0 140px;background:var(--c-bg-soft);}
.contact-inner{display:grid;grid-template-columns:1fr 1fr;gap:60px;}
.contact-info{margin-top:26px;display:flex;flex-direction:column;gap:16px;}
.contact-info dt{font-size:11px;color:var(--c-gold);letter-spacing:.1em;margin-bottom:4px;}
.contact-info dd{margin:0;font-size:13px;color:var(--c-text-muted);}
.contact-info dd a{display:inline-flex;align-items:center;min-height:44px;color:var(--c-gold-bright);}
.contact-form{display:flex;flex-direction:column;gap:16px;}
.contact-form label{display:flex;flex-direction:column;gap:8px;font-size:12px;color:var(--c-text-muted);letter-spacing:.05em;}
.contact-form input,.contact-form textarea{
  background:var(--c-bg);border:1px solid var(--c-line);color:var(--c-text);
  padding:12px 14px;font:inherit;border-radius:2px;
  transition:border-color .3s ease;
}
.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--c-gold);}
.contact-form button{
  align-self:flex-start;margin-top:8px;
  background:linear-gradient(135deg,var(--c-gold-bright),var(--c-gold-deep));
  color:#160f06;font-weight:700;font-size:13px;
  padding:13px 30px;border-radius:999px;
  transition:transform .3s ease;
}
.contact-form button:hover{transform:translateY(-2px);}

/* ---------- フッター ---------- */
.site-footer{border-top:1px solid var(--c-line);padding:60px 0 40px;}
.footer-inner{max-width:1120px;margin:0 auto;padding:0 24px;display:flex;flex-direction:column;gap:26px;}
.footer-links{display:flex;gap:22px;flex-wrap:wrap;}
.footer-links a{font-size:12px;color:var(--c-text-muted);display:inline-flex;align-items:center;min-height:44px;min-width:44px;transition:opacity .5s ease;}
.footer-links a:hover{opacity:.62;color:var(--c-gold-bright);}
.footer-disclaimer{font-size:11px;color:var(--c-text-muted);max-width:760px;line-height:1.9;}
.footer-copyright{font-size:11px;color:var(--c-text-muted);margin:0;}

/* ---------- レスポンシブ ---------- */
@media (max-width:900px){
  .nav-pc,.shop-btn{display:none;}
  .hamburger{display:block;}
  .category-grid{grid-template-columns:1fr;}
  .lineup-grid{grid-template-columns:1fr;}
  .toji-inner{grid-template-columns:1fr;}
  .about-grid{grid-template-columns:repeat(2,1fr);}
  .contact-inner{grid-template-columns:1fr;}
  .about-vertical{writing-mode:horizontal-tb;height:auto;letter-spacing:.14em;}
}
@media (max-width:520px){
  .header-inner{padding:0 16px;}
  .section-inner{padding:0 16px;}
  .hero-body{padding:0 16px 72px;}
}

/* ===== JS無効フォールバック（.no-js＝html要素の既定クラス。JS起動時にJSがこのクラスを外す） ===== */
.no-js .reveal{opacity:1;transform:none;}
.no-js .hero-eyebrow,.no-js .hero-title,.no-js .hero-copy{opacity:1;transform:none;}
.no-js .hero-bg-item{animation:none;opacity:0;}
.no-js .hero-bg-item.is-active{opacity:1;}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce){
  *{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .reveal{opacity:1;transform:none;}
  .hero-eyebrow,.hero-title,.hero-copy{opacity:1;transform:none;}
  .hero-bg-item{animation:none;opacity:0;}
  .hero-bg-item.is-active{opacity:1;}
}