/* --- トップページ固有CSS(共通CSSに無いもの) --- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
/* WebGLキャンバス(背面・ディゾルブ描画) */
.hero-gl{position:absolute;inset:0;width:100%;height:100%;display:block;z-index:0;opacity:0;transition:opacity .6s ease}
.hero.gl-on .hero-gl{opacity:1}
/* テキスト可読性の共通シェード(WebGL時) */
.hero-shade{position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(90deg,rgba(7,13,25,.72),rgba(7,13,25,.18) 58%,rgba(7,13,25,.02))}
/* キャプション(スタック配置+クロスフェード) */
.hero-slides{position:relative;z-index:2;aspect-ratio:16/6.4}
@media(max-width:820px){.hero-slides{aspect-ratio:4/5}}
.slide{position:absolute;inset:0;display:flex;align-items:center;opacity:0;transition:opacity .9s var(--ease);pointer-events:none}
.slide.is-on{opacity:1;pointer-events:auto}
.slide .sbg{position:absolute;inset:0;z-index:0;transition:opacity .5s ease}
.slide .sbg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,13,25,.72),rgba(7,13,25,.18) 58%,rgba(7,13,25,.02))}
/* WebGL有効時はフォールバック背景を隠しcanvasを見せる */
.hero.gl-on .slide .sbg{opacity:0}
.sbg.s1{background:linear-gradient(90deg,rgba(8,15,29,.2),rgba(8,15,29,.02) 58%),#10182a url("https://lucanor.jp/store_img/hero-underson.webp") center right/cover no-repeat}
.sbg.s2{background:linear-gradient(90deg,rgba(28,17,10,.18),rgba(28,17,10,.02) 58%),#24160e url("https://lucanor.jp/store_img/hero-saxx.webp") center right/cover no-repeat}
.sbg.s3{background:linear-gradient(90deg,rgba(8,20,26,.2),rgba(8,20,26,.02) 58%),#0e1c21 url("https://lucanor.jp/store_img/hero-ethika.webp") center right/cover no-repeat}
.sbg.s4{background:linear-gradient(90deg,rgba(8,20,26,.2),rgba(8,20,26,.02) 58%),#0e1c21 url("https://lucanor.jp/store_img/hero-story.webp") center right/cover no-repeat}
@media(max-width:820px){
  .sbg.s1,.sbg.s2{background-position:72% center}
  .sbg.s3{background-position:12% center}
  .sbg.s4{background-position:82% center}
  .slide .sbg::after{background:linear-gradient(90deg,rgba(7,13,25,.78),rgba(7,13,25,.45) 68%,rgba(7,13,25,.18))}
}
.slide .sin{position:relative;z-index:2;color:#fff;padding:0 clamp(24px,7vw,90px);max-width:640px}
.slide .stag{font-family:"Jost";font-size:12px;letter-spacing:.28em;color:var(--brass-lt);margin-bottom:16px}
.slide h2{font-family:"Cormorant",serif;font-weight:500;font-size:clamp(2.2rem,6vw,4.6rem);line-height:1.05;margin-bottom:10px}
.slide .sjp{font-size:14px;letter-spacing:.06em;opacity:.9;margin-bottom:26px;font-weight:400}
.slide .sbtn{display:inline-block;font-family:"Jost";font-size:12px;letter-spacing:.18em;padding:14px 34px;background:#fff;color:var(--navy);transition:.4s var(--ease)}
.slide .sbtn:hover{background:var(--brass);color:#fff}
.hero-dots{position:absolute;bottom:20px;left:50%;transform:translateX(-50%);display:flex;gap:10px;z-index:5}
.hero-dots button{width:9px;height:9px;border-radius:50%;border:1px solid #fff;background:transparent;cursor:pointer;padding:0;transition:.3s}
.hero-dots button.on{background:#fff}
.hero-ar{position:absolute;top:50%;transform:translateY(-50%);z-index:5;width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.4);color:#fff;cursor:pointer;font-size:16px;display:flex;align-items:center;justify-content:center;transition:.3s}
.hero-ar:hover{background:rgba(255,255,255,.3)}
.hero-ar.prev{left:16px}.hero-ar.next{right:16px}
@media(max-width:820px){.hero-ar{display:none}}
.gift{padding:clamp(40px,6vw,72px) 0}
.gift-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(12px,2vw,22px)}
@media(max-width:820px){.gift-grid{grid-template-columns:repeat(2,1fr)}}
.gtile{position:relative;aspect-ratio:1/1.05;overflow:hidden;color:#fff;display:flex;flex-direction:column;justify-content:flex-end;padding:20px;border-radius:2px}
.gtile .gbg{position:absolute;inset:0;z-index:0;transition:transform 1s var(--ease)}
.gtile:hover .gbg{transform:scale(1.06)}
.gtile::after{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(transparent 35%,rgba(0,0,0,.6))}
.gtile .gt{position:relative;z-index:2}
.gtile .gt .en{font-size:11px;letter-spacing:.2em;color:var(--brass-lt)}
.gtile .gt h3{font-size:17px;font-weight:700;margin-top:4px;line-height:1.3}
.gb1{background:#132033 url("https://lucanor.jp/store_img/photo/hero-gift.webp") 77% center/cover no-repeat}
.gb2{background:#24160e url("https://lucanor.jp/store_img/photo/hero-performance.webp") 76% center/cover no-repeat}
.gb3{background:#151c28 url("https://lucanor.jp/store_img/photo/tile-store.webp") center/cover no-repeat}
.gb4{background:#e8dfd1 url("https://lucanor.jp/store_img/photo/tile-color.webp") center/cover no-repeat}
.sec{padding:clamp(48px,7vw,86px) 0}
.sec-head{text-align:center;margin-bottom:clamp(30px,4vw,48px)}
.sec-head h2{margin:0;font-weight:500}
.sec-head .en{display:block;font-size:clamp(1.8rem,4vw,2.8rem);font-weight:500;color:var(--navy);letter-spacing:.06em}
.sec-head .jp{font-size:12px;letter-spacing:.2em;color:var(--brass);font-family:"Jost";margin-top:6px}
.sec-head .ln{width:36px;height:2px;background:var(--brass);margin:16px auto 0}
.sec-more{text-align:center;margin-top:clamp(30px,4vw,44px)}
.brands{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.brand-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:1px;}
@media(max-width:900px){.brand-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:520px){.brand-grid{grid-template-columns:repeat(2,1fr)}}
.brand-cell{background:#fff;display:flex;align-items:center;justify-content:center;text-align:center;font-family:"Jost";font-size:14px;letter-spacing:.08em;color:var(--navy);transition:.4s var(--ease)}
.brand-cell img{max-height:100%;max-width:100%;width:auto;object-fit:contain}
.brand-cell:hover{opacity: 0.8}
.groups{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.gchip{font-size:13px;letter-spacing:.04em;padding:12px 26px;border:1px solid var(--line);border-radius:40px;background:#fff;transition:.4s var(--ease);color:var(--ink)}
.gchip:hover{border-color:var(--brass);color:var(--brass);transform:translateY(-2px)}
.info-row{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,60px)}
@media(max-width:820px){.info-row{grid-template-columns:1fr;gap:36px}}
.info-list{list-style:none;padding:0;margin:0}
.info-list li{display:flex;gap:18px;padding:15px 0;border-bottom:1px solid var(--line);list-style:none;align-items:baseline}
.info-list .d{font-family:"Jost";font-size:12px;color:var(--brass);letter-spacing:.06em;white-space:nowrap;min-width:88px}
.info-list a{font-size:14px;transition:color .3s}.info-list a:hover{color:var(--brass)}
.info-title{margin-bottom:22px}
.info-title h2{display:inline;font-size:1.5rem;font-weight:500;color:var(--navy)}
.info-title .jp{color:var(--brass);font-family:"Jost";font-size:12px;letter-spacing:.2em;margin-left:12px}
.picks{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.pick{position:relative;aspect-ratio:16/9;overflow:hidden;color:#fff;display:flex;align-items:flex-end;padding:16px;border-radius:2px}
.pick .pbg{position:absolute;inset:0;z-index:0;transition:transform 1s}.pick:hover .pbg{transform:scale(1.06)}
.pick::after{content:"";position:absolute;inset:0;background:linear-gradient(transparent 40%,rgba(0,0,0,.6))}
.pick span{position:relative;z-index:2;font-size:13px;font-weight:700;line-height:1.35}
.pk1{background:#24160e url("https://lucanor.jp/store_img/pic_pht1.webp") 72% center/cover no-repeat}
.pk2{background:#10182a url("https://lucanor.jp/store_img/pic_pht2.jpg") 74% center/cover no-repeat}
.pk3{background:#111b2b url("https://lucanor.jp/store_img/pic_pht3.webp") 76% center/cover no-repeat}
.pk4{background:#151c28 url("https://lucanor.jp/store_img/pic_pht4.webp") center/cover no-repeat}
.concept{background:var(--navy);color:#fff;text-align:center}
.concept .en{font-family:"Cormorant",serif;font-style:italic;font-size:clamp(2rem,5vw,3.4rem);color:var(--brass-lt);font-weight:500}
.concept p{max-width:60ch;margin:22px auto 0;font-size:15px;line-height:2.2;color:rgba(255,255,255,.82)}
.concept .cnote{font-family:"Jost";font-size:12px;letter-spacing:.2em;color:rgba(255,255,255,.5);margin-top:26px}
.news{text-align:center}
.news .frm{display:flex;gap:10px;max-width:460px;margin:26px auto 0;flex-wrap:wrap;justify-content:center}
.news input{flex:1;min-width:220px;border:1px solid var(--line);background:#fff;padding:15px 20px;font-family:inherit;font-size:14px}
.news input:focus{outline:none;border-color:var(--brass)}
.news .sub{font-family:"Jost";font-size:12px;letter-spacing:.16em;padding:15px 34px;background:var(--navy);color:#fff;border:none;cursor:pointer;transition:background .4s}.news .sub:hover{background:var(--brass)}
.sns{display:flex;gap:20px;justify-content:center;margin-top:30px}
.sns a svg{width:22px;height:22px;stroke:var(--navy);fill:none;stroke-width:1.5;transition:.3s}
.sns a:hover svg{stroke:var(--brass)}