/* JUICE LABO ショップ。色・字体は Atsushi/index.html(BASE 用に作った見た目)を引き継ぐ */
:root{--ink:#293744;--muted:#526575;--blue:#527494;--navy:#293e4c;--line:#d9e4ed;--pale:#f2f7fb;--danger:#a3322b;--ok:#2d6a4f;color-scheme:light}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;min-width:320px;background:#fff;color:var(--ink);font-family:Meiryo,"Hiragino Kaku Gothic ProN",sans-serif;font-size:16px;line-height:1.75;overflow-wrap:anywhere}
a{color:inherit;text-underline-offset:.25em}
a:hover{color:#355a7d}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:3px}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit;color:inherit}
.wrap{width:min(100% - 32px,1000px);margin-inline:auto}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ヘッダー・フッター */
.site-header{border-bottom:1px solid var(--line);background:#fff}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:10px 0}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:"Helvetica Neue",Arial,sans-serif;font-size:24px;font-weight:300;letter-spacing:.14em;white-space:nowrap;min-height:44px}
.brand img{width:48px;height:48px;object-fit:cover}
.nav{display:flex;align-items:center;gap:6px 18px;flex-wrap:wrap}
.nav a{display:inline-flex;align-items:center;min-height:44px;font-size:16px;font-weight:600;text-decoration:none}
.cart-count{display:inline-block;min-width:1.6em;margin-left:6px;padding:0 6px;border-radius:12px;background:var(--navy);color:#fff;font-size:16px;line-height:1.6;text-align:center}
.site-footer{margin-top:64px;padding:28px 0 24px;border-top:1px solid var(--line);background:#f7f9fb}
.footer-links{display:flex;flex-wrap:wrap;gap:0 24px}
.footer-links a{display:inline-flex;align-items:center;min-height:44px;font-size:16px}
.copyright{margin:12px 0 0;font:16px/1.8 "Helvetica Neue",Arial,sans-serif;letter-spacing:.08em;color:var(--muted)}

/* ヒーロー */
.hero{position:relative;isolation:isolate;overflow:hidden;display:flex;align-items:center;min-height:340px;background:var(--pale)}
.hero img{position:absolute;inset:0;z-index:-2;width:100%;height:100%;object-fit:cover;object-position:center 50%}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(255,255,255,.96),rgba(255,255,255,.82) 38%,rgba(255,255,255,.1) 72%,transparent)}
.hero-inner{padding:36px 0}
.hero h1{margin:0 0 16px;font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:clamp(30px,5vw,42px);font-weight:400;line-height:1.6;letter-spacing:.08em}
.hero p{max-width:28em;margin:0;color:#405567}
@media(max-width:600px){.hero{min-height:420px;align-items:flex-start}.hero::after{background:linear-gradient(180deg,rgba(255,255,255,.96),rgba(255,255,255,.88) 45%,rgba(255,255,255,.1) 78%,transparent)}.hero img{object-position:68% bottom}.hero-inner{padding:24px 0 180px}}

/* 見出し・本文 */
main{padding-top:28px}
.section-title{display:flex;align-items:baseline;gap:16px;margin:0 0 18px;padding-bottom:10px;border-bottom:1px solid var(--line);font-size:20px;font-weight:500;line-height:1.5}
.section-title small{font:16px "Helvetica Neue",Arial,sans-serif;letter-spacing:.12em;color:var(--muted)}
h1.page-title{margin:0 0 18px;font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:28px;font-weight:500;line-height:1.5}
.lead{max-width:40em;color:var(--muted)}
.muted{color:var(--muted)}
.notice{margin:0 0 16px;padding:12px 16px;background:var(--pale);border-left:4px solid var(--blue)}
.error{margin:0 0 16px;padding:12px 16px;background:#fbeceb;border-left:4px solid var(--danger);color:#6d1f1a}
.error ul{margin:0;padding-left:1.2em}
.success{margin:0 0 16px;padding:12px 16px;background:#e8f4ee;border-left:4px solid var(--ok)}
.prose{max-width:42em}
.prose h2{margin:32px 0 8px;font-size:18px;font-weight:600}
.prose p,.prose li{margin:0 0 10px}
.pre{white-space:pre-line}

/* 商品 */
.product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px 16px;margin:0;padding:0;list-style:none}
@media(max-width:900px){.product-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:640px){.product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 16px}}
.card a{display:block;text-decoration:none}
.thumb{width:100%;aspect-ratio:1;object-fit:cover;background:var(--pale)}
.thumb.ph{object-fit:contain;padding:22%}
.card h3{margin:10px 0 4px;font-size:16px;font-weight:500;line-height:1.6}
.price{font-weight:600}
.tag-soldout{display:inline-block;margin-left:6px;padding:0 8px;background:#e8eef3;color:var(--muted);font-size:16px;font-weight:400}
.product-detail{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:32px;align-items:start}
@media(max-width:720px){.product-detail{grid-template-columns:minmax(0,1fr);gap:20px}}
.product-detail .thumb{aspect-ratio:1}
.meter{margin:16px 0;padding:0}
.meter div{display:flex;align-items:center;justify-content:space-between;gap:12px;max-width:20em;min-height:36px;border-bottom:1px solid var(--line)}
.meter dt{font-weight:600}
.meter dd{margin:0;letter-spacing:.12em;color:#b8860b}
.meter .off{color:#c9d3db}

/* ボタン・フォーム */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:10px 24px;border:1px solid var(--navy);background:var(--navy);color:#fff;font-size:16px;font-weight:600;text-decoration:none;cursor:pointer}
.btn:hover{background:#1f303c;color:#fff}
.btn.sub{background:#fff;color:var(--navy)}
.btn.sub:hover{background:var(--pale);color:var(--navy)}
.btn.small{min-height:44px;padding:8px 16px}
.btn.danger{border-color:var(--danger);background:#fff;color:var(--danger)}
.btn[disabled]{border-color:#c9d3db;background:#e8eef3;color:#6b7c8a;cursor:not-allowed}
.btn.block{display:flex;width:100%}
.field{margin:0 0 16px}
.field label,.field .label{display:block;margin-bottom:4px;font-weight:600}
.field .hint{display:block;margin-top:4px;color:var(--muted);font-size:16px}
input[type=text],input[type=email],input[type=tel],input[type=number],input[type=password],input[type=url],textarea,select{width:100%;min-height:48px;padding:10px 12px;border:1px solid #9fb2c2;border-radius:0;background:#fff;font-size:16px}
textarea{min-height:120px;resize:vertical}
input[type=checkbox]{width:24px;height:24px;margin:0 8px 0 0;vertical-align:middle}
.check{display:flex;align-items:center;min-height:44px}
.qty{width:6em}
.row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}

/* カート・金額 */
.lines{margin:0 0 20px;padding:0;list-style:none}
.line{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:6px 16px;padding:16px 0;border-bottom:1px solid var(--line)}
.line .name{font-weight:600}
.line .amount{text-align:right;font-weight:600}
.line .ctl{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.totals{margin:0 0 20px;max-width:26em}
.totals div{display:flex;justify-content:space-between;gap:16px;padding:6px 0}
.totals .grand{border-top:1px solid var(--ink);margin-top:6px;padding-top:10px;font-size:18px;font-weight:700}
.bank{padding:16px;border:1px solid var(--line);background:var(--pale);white-space:pre-line}
dl.spec{margin:0;border-top:1px solid var(--line)}
dl.spec div{display:grid;grid-template-columns:11em minmax(0,1fr);gap:4px 16px;padding:16px 0;border-bottom:1px solid var(--line)}
dl.spec dt{font-weight:600}
dl.spec dd{margin:0}
@media(max-width:600px){dl.spec div{grid-template-columns:minmax(0,1fr)}}
.back{display:inline-flex;align-items:center;min-height:44px}
.totals div span:last-child{text-align:right}