/* ekou — brand site (mincho / serif) */
:root{
  --night:#0D110C; --deep:#1B2219; --cedar:#3D4F33; --amber:#A8742C; --amber-soft:#D6B27A;
  --paper:#F3F1EA; --paper2:#E9E6DB; --ink:#1E241C; --mute:#666C5E; --line:rgba(30,36,28,.16);
  --on-dark:#ECEAE0; --on-dark-mute:#A6A995; --line-dark:rgba(236,234,224,.16);
  --serif-ja:"Roboto","Noto Serif JP","Hiragino Mincho ProN","Yu Mincho","YuMincho",serif;
  --serif-en:var(--serif-ja);
  --sans-ja:"Roboto","Noto Sans JP","Hiragino Sans","Yu Gothic",sans-serif;
  --pad:clamp(22px,5vw,72px); --max:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{font-synthesis:none;font-family:var(--serif-ja);font-weight:400;color:var(--ink);background:var(--paper);line-height:2.05;letter-spacing:.06em;font-size:15px;-webkit-font-smoothing:antialiased}
img,video{display:block;max-width:100%;height:auto}
figure{margin:0}
a{color:inherit}
button{font:inherit;color:inherit;cursor:pointer}
ol,ul{list-style:none}
:focus-visible{outline:1px solid var(--amber);outline-offset:4px}
.latin{font-family:var(--serif-en);font-weight:400;letter-spacing:.1em}
.price,.qty output,.sum,.pc-meta,.ring-count{font-variant-numeric:lining-nums}
.wrap{width:100%;max-width:calc(var(--max) + var(--pad)*2);margin:0 auto;padding:0 var(--pad)}
.vertical{writing-mode:vertical-rl;text-orientation:upright;font-feature-settings:"vpal"}
section{padding:clamp(100px,14vw,200px) 0}
h1,h2,h3{font-weight:400}
.label{display:flex;align-items:baseline;gap:14px;font-size:12px;letter-spacing:.2em;color:var(--mute);margin-bottom:clamp(40px,6vw,80px)}
.label .latin{font-size:15px;letter-spacing:.1em;color:var(--ink)}

/* ───────── header：文字リンク2つ＋アウトラインの購入ボタン ───────── */
.site-header{position:fixed;top:0;right:0;z-index:50;padding:16px var(--pad);pointer-events:none}
.hnav{pointer-events:auto;display:flex;align-items:center;gap:4px}
.hnav a{font-size:12.5px;letter-spacing:.14em;text-decoration:none;color:#fff;padding:8px 14px;white-space:nowrap;text-shadow:0 0 14px rgba(0,0,0,.55),0 0 3px rgba(0,0,0,.25);transition:opacity .3s,background .3s,color .3s}
.hnav a:hover{opacity:.7}
.hnav .btn-buy-nav{margin-left:8px;padding:9px 24px 9px 26px;border:1px solid currentColor;border-radius:999px;background:transparent;text-shadow:none;opacity:1}
.hnav .btn-buy-nav:hover{background:rgba(255,255,255,.92);color:var(--deep);border-color:transparent;opacity:1}
/* 明るい背景のページ（商品・特商法など） */
body:not(.is-home) .hnav a{color:var(--ink);text-shadow:none}
body:not(.is-home) .hnav .btn-buy-nav:hover{background:var(--ink);color:var(--paper)}
@media(max-width:760px){.site-header{padding:10px 8px}.hnav{gap:0}.hnav a{font-size:11.5px;letter-spacing:.08em;padding:8px 9px}.hnav .btn-buy-nav{margin-left:4px;padding:8px 15px}}

/* ───────── 背景動画（TOP全体で固定）───────── */
.bg{position:fixed;inset:0;z-index:0;background:var(--night);overflow:hidden}
.bg-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.bg-veil{position:absolute;inset:0;background:#0a0d09;opacity:.26}
.is-home main,.is-home .site-footer{position:relative;z-index:1}
.is-home{background:var(--night);color:var(--on-dark)}
.is-home section{background:transparent}

/* ───────── FV ───────── */
.fv{position:relative;height:100vh;height:100svh;min-height:480px;padding:0}
.fv-logo{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:2;width:clamp(86px,8vw,124px);opacity:0;animation:logoIn 2.4s var(--ease) .6s forwards}
.fv-logo img{width:100%;filter:drop-shadow(0 0 18px rgba(0,0,0,.25))}
@keyframes logoIn{from{opacity:0}to{opacity:.96}}

/* ───────── ekouについて ───────── */
.about{padding-top:clamp(120px,16vw,240px);padding-bottom:clamp(60px,8vw,120px)}
.about-grid{display:grid;grid-template-columns:minmax(0,30em) auto;justify-content:center;gap:clamp(56px,11vw,180px);align-items:start;direction:rtl}
.about-grid > *{direction:ltr}
.about-title{font-size:clamp(26px,3.2vw,40px);line-height:2;letter-spacing:.26em;font-weight:500;height:max-content;text-shadow:0 0 24px rgba(0,0,0,.35)}
.about-body{padding-top:clamp(0px,5vw,72px)}
.about-body p{font-size:15.5px;line-height:2.5;text-shadow:0 0 18px rgba(0,0,0,.4)}
.about-body p+p{margin-top:1.7em}
.ph{display:inline-block}
.about-body p:first-child{font-size:18px;letter-spacing:.12em}
@media(max-width:760px){
  .about-grid{grid-template-columns:1fr;justify-items:center;gap:52px;direction:ltr}
  .about-title{font-size:25px}
  .about-body{padding-top:0;text-align:center}
  .about-body p{font-size:14px;line-height:2.3}
  .about-body p:first-child{font-size:16px}
}

/* ───────── 循環（取り組み）───────── */
.cycle{padding-top:clamp(80px,10vw,140px)}
.cycle-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:clamp(32px,6vw,100px);align-items:start}
.cycle-visual{position:sticky;top:max(60px,calc(50vh - 230px));display:flex;justify-content:center}
.ring{width:min(100%,460px);height:auto;overflow:visible}
.ring-base{fill:none;stroke:rgba(236,234,224,.28);stroke-width:1}
.ring-progress{fill:none;stroke:var(--amber-soft);stroke-width:1.2;stroke-dasharray:100;stroke-dashoffset:100;transition:stroke-dashoffset 1.4s var(--ease)}
.ring-node circle{fill:#161c14;stroke:var(--on-dark-mute);stroke-width:1;transition:fill .6s,stroke .6s}
.ring-node text{fill:var(--on-dark-mute);font-family:var(--serif-ja);font-size:17px;transition:fill .6s}
.ring-node.is-on circle{fill:var(--amber-soft);stroke:var(--amber-soft)}
.ring-node.is-on text{fill:var(--on-dark)}
.ring-runner{transform-origin:200px 200px;transition:transform 1.4s var(--ease)}
.ring-runner circle{fill:var(--amber-soft)}
.ring-count{fill:var(--on-dark);font-family:var(--serif-en);font-weight:300;font-size:52px;letter-spacing:.04em}
.cycle-lead{margin:0 auto clamp(72px,9vw,128px);text-align:center;font-size:clamp(13px,1.45vw,17px);line-height:2.5;letter-spacing:.1em;text-shadow:0 0 18px rgba(0,0,0,.45)}
.cycle-lead span{display:block;text-wrap:balance}
.cycle-steps{padding:0 0 10vh}
.step{min-height:72vh;display:flex;flex-direction:column;justify-content:center;opacity:.35;transition:opacity 1.2s var(--ease)}
.step.is-on{opacity:1}
.step-num{font-size:18px;color:var(--amber-soft);margin-bottom:8px}
.step h3{font-size:clamp(21px,2.2vw,26px);letter-spacing:.2em;margin-bottom:14px;text-shadow:0 0 20px rgba(0,0,0,.4)}
.step p{font-size:14.5px;line-height:2.3;max-width:27em;color:#e4e5d8;text-shadow:0 0 18px rgba(0,0,0,.45)}
@media(max-width:820px){
  .cycle{padding-top:60px}
  .cycle-grid{grid-template-columns:1fr;gap:0}
  .cycle-visual{top:0;z-index:2;background:rgba(10,13,9,.72);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);padding:62px 0 14px;margin:0 calc(var(--pad)*-1)}
  .ring{width:min(40vw,170px)}
  .ring-node text{font-size:22px}
  .step{min-height:auto;padding:36px 0 56px}
}

/* ───────── もの ───────── */
.objects{padding-top:clamp(80px,10vw,140px)}
.objects-title{font-size:clamp(17px,5.2vw,32px);white-space:nowrap;letter-spacing:.14em;line-height:1.9;margin-bottom:clamp(36px,5vw,64px);text-shadow:0 0 24px rgba(0,0,0,.35)}
/* 4列・正方形・小さなカード（nihonkusakilab を参考） */
.product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:36px 10px}
@media(max-width:900px){.product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.product-card{display:block;text-decoration:none}
.product-card .pc-photo{overflow:hidden;background:#fff}
.product-card img{width:100%;aspect-ratio:1;object-fit:cover;transition:transform 1.4s var(--ease)}
.product-card:hover img{transform:scale(1.04)}
.pc-text{padding-top:12px}
.pc-name{font-size:15px;letter-spacing:.08em;line-height:1.7;font-weight:400}
.pc-meta{margin-top:2px;font-family:var(--sans-ja);font-size:14px;letter-spacing:.08em;line-height:1.8;color:var(--on-dark-mute)}
@media(max-width:560px){.pc-name{font-size:13px;letter-spacing:.03em}.pc-meta{font-size:13px}}
.pc-status{margin-top:2px;font-size:12px;letter-spacing:.1em;color:var(--amber-soft)}
/* 商品ページ下の「ほかのもの」（明るい背景）用 */
.more .pc-meta,.pd .pc-meta{color:var(--mute)}
.more .pc-status{color:var(--cedar)}

/* ───────── footer ───────── */
.site-footer{background:var(--night);color:var(--on-dark-mute);position:relative;padding:clamp(80px,9vw,120px) 0 44px;font-size:12px}
.footer-grid{display:grid;grid-template-columns:1fr auto;gap:48px 40px;align-items:end}
.footer-logo{height:56px;width:auto;opacity:.95}
.footer-give{margin-top:26px;font-size:12px;line-height:2.2;letter-spacing:.14em}
.footer-links{display:flex;flex-direction:column;align-items:flex-end;gap:8px;text-align:right}
.footer-links .ig{display:inline-flex;opacity:.9}.footer-links .ig svg{display:block}
.site-footer a{text-decoration:none;opacity:.85}
.site-footer a:hover{opacity:1;text-decoration:underline}
.site-footer small{grid-column:1/-1;opacity:.6;font-size:11px;letter-spacing:.08em;padding-top:26px;border-top:1px solid var(--line-dark)}
@media(max-width:760px){.footer-grid{grid-template-columns:1fr;align-items:start}.footer-links{text-align:left}}

/* ───────── 商品ページ ───────── */
.pd{padding:clamp(100px,11vw,150px) 0 clamp(80px,10vw,140px);background:var(--paper)}
.pd-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:clamp(32px,7vw,110px);align-items:start}
.pd-gallery{position:sticky;top:80px}
.pd-main{background:#fff;overflow:hidden}
.pd-main img{width:100%;aspect-ratio:4/5;object-fit:cover;transition:opacity .5s}
.pd-thumbs{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:10px}
.pd-thumbs button{border:0;padding:0;background:#fff;opacity:.55;transition:opacity .3s;outline-offset:2px}
.pd-thumbs button.is-on,.pd-thumbs button:hover{opacity:1}
.pd-thumbs img{width:100%;aspect-ratio:1;object-fit:cover}
.crumb{font-size:15px;color:var(--mute);margin-bottom:20px;display:flex;gap:10px}
.crumb a{text-decoration:none}
.crumb a + span::before{content:"/ ";margin-right:4px}
.buy h1{font-size:clamp(23px,2.6vw,31px);letter-spacing:.16em;line-height:1.6}
.buy .en{font-size:17px;color:var(--mute)}
.pd-lead{margin-top:26px;font-size:14.5px;line-height:2.3}
.buy .spec{margin-top:16px;font-size:12px;color:var(--mute)}
.price{margin:28px 0 4px;font-family:var(--serif-en);font-size:32px;letter-spacing:.04em}
.price small{font-family:var(--serif-ja);font-size:12px;color:var(--mute);margin-left:6px;letter-spacing:.06em}
.qty{display:flex;align-items:center;margin:22px 0 8px;border:1px solid var(--line);width:max-content;border-radius:999px;background:#fff}
.qty button{width:44px;height:44px;border:0;background:transparent;font-size:18px;border-radius:999px}
.qty button:disabled{opacity:.3;cursor:default}
.qty output{min-width:44px;text-align:center;font-family:var(--serif-en);font-size:20px}
.sum{margin:20px 0 0;font-size:13px;border-top:1px solid var(--line)}
.sum div{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--line)}
.sum .total{font-size:15.5px;font-weight:500}
.free-note{margin-top:10px;font-size:12px;color:var(--cedar)}
.btn-buy{width:100%;margin-top:26px;background:var(--deep);color:#fff;border:1px solid var(--deep);padding:17px 20px;border-radius:999px;font-size:14px;letter-spacing:.2em;transition:background .3s}
.btn-buy:hover{background:var(--cedar)}
.btn-buy:disabled{background:#9ea392;border-color:#9ea392;cursor:default}
.msg.ok{color:var(--cedar)}
.msg.ok a{margin-left:.8em}
.msg{margin-top:12px;font-size:13px;color:#8a2f1d;min-height:1.5em}
.buy .notes{margin-top:10px;font-size:12px;line-height:2.1;color:var(--mute)}
.buy-box.is-off .qty,.buy-box.is-off .sum,.buy-box.is-off .free-note{display:none}
.status-note{margin-top:22px;font-size:14px;color:var(--cedar);letter-spacing:.14em}
@media(max-width:820px){.pd-grid{grid-template-columns:1fr}.pd-gallery{position:static}}

.pd-story{background:var(--paper2)}
.pd-story-grid{display:grid;grid-template-columns:minmax(0,40em) auto;justify-content:center;gap:clamp(48px,9vw,140px);direction:rtl}
.pd-story-grid > *{direction:ltr}
.pd-story h2{font-size:clamp(25px,3vw,36px);letter-spacing:.26em;line-height:2.1;font-weight:500;height:max-content}
.pd-story-photo{margin-bottom:40px}
.pd-story-photo img{width:100%;aspect-ratio:3/2;object-fit:cover}
.pd-story-body > p{font-size:15px;line-height:2.4}
.points{margin-top:44px;border-top:1px solid var(--line)}
.points li{display:grid;grid-template-columns:48px 1fr;padding:20px 0;border-bottom:1px solid var(--line)}
.points .num{font-family:var(--serif-en);font-size:17px;color:var(--amber);line-height:1.6}
.points p{font-size:13.5px;line-height:2.1}
@media(max-width:760px){.pd-story-grid{grid-template-columns:1fr;justify-items:center;direction:ltr}.pd-story h2{font-size:24px}}

.info{background:var(--paper)}
.info-wrap{max-width:860px}
details{border-top:1px solid var(--line);padding:22px 0}
details:last-of-type{border-bottom:1px solid var(--line)}
summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;font-size:15px;letter-spacing:.14em}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-family:var(--serif-en);font-size:24px;font-weight:300}
details[open] summary::after{content:"−"}
details .body{padding-top:16px;font-size:13px;line-height:2.1;color:#3a4135;white-space:pre-line;max-width:48em}
.more{background:var(--paper2)}

/* ───────── 記事ページ（特商法・プライバシー） ───────── */
.page{padding:140px 0 100px;background:var(--paper)}
.page h1{font-size:clamp(22px,3vw,30px);letter-spacing:.14em;margin-bottom:40px}
.page table{width:100%;max-width:840px;border-collapse:collapse;font-size:14px}
.page th,.page td{padding:18px 8px;border-top:1px solid var(--line);vertical-align:top;text-align:left;line-height:1.95}
.page th{width:11em;font-weight:500;color:var(--mute);font-size:13px}
.page tr:last-child th,.page tr:last-child td{border-bottom:1px solid var(--line)}
.page .doc{max-width:760px;font-size:14px}
.page .doc h2{font-size:17px;font-weight:500;line-height:1.8;margin:2.2em 0 .6em;letter-spacing:.1em}
.page .doc p{margin-top:.8em}
.page .doc ul{margin:.8em 0 0 1.4em;list-style:disc}
.todo{background:#fff1c9;padding:0 .3em}
.thanks{min-height:100svh;display:grid;place-items:center;text-align:center;padding:120px var(--pad);background:var(--night);color:var(--on-dark)}
.thanks img{height:64px;width:auto;margin:0 auto 36px}
.thanks h1{font-size:clamp(20px,3vw,26px);letter-spacing:.16em;margin-bottom:28px}
.thanks p{max-width:30em;margin:0 auto 1em}
.thanks .back{display:inline-block;margin-top:28px;border:1px solid currentColor;border-radius:999px;padding:12px 32px;text-decoration:none;letter-spacing:.16em;font-size:13px}


/* ───────── 買い物かごアイコン（ヘッダー）・リンク風ボタン ───────── */
.hnav .cart-link{position:relative;display:inline-flex;align-items:center;gap:5px;padding:8px 10px}
.hnav .cart-link[hidden]{display:none}
.cart-count{font-family:var(--sans-ja);font-size:11px;letter-spacing:0;line-height:1;min-width:1.6em;text-align:center;padding:3px 0 2px;border:1px solid currentColor;border-radius:999px}
.linkbtn{font:inherit;color:inherit;background:none;border:0;padding:0;margin:0;text-decoration:underline;text-underline-offset:3px;cursor:pointer;letter-spacing:inherit}
.linkbtn:hover{opacity:.7}
.buy .notes .linkbtn{margin-left:.6em}

/* ───────── 送料ポップアップ・送料表 ───────── */
.ship-dialog{margin:auto;border:0;padding:0;max-width:min(560px,calc(100vw - 32px));width:100%;max-height:calc(100vh - 48px);background:var(--paper);color:var(--ink);box-shadow:0 20px 60px rgba(0,0,0,.35)}
.ship-dialog::backdrop{background:rgba(10,13,9,.62)}
.ship-box{position:relative;padding:clamp(28px,5vw,44px) clamp(22px,5vw,44px);font-size:13.5px;line-height:2.05}
.ship-box h2{font-size:19px;letter-spacing:.16em;margin-bottom:14px;font-weight:500}
.ship-x{position:absolute;top:10px;right:14px;border:0;background:none;font-size:26px;line-height:1;padding:6px 10px;color:var(--mute)}
.ship-table{width:100%;border-collapse:collapse;margin:18px 0 12px}
.ship-table th,.ship-table td{padding:12px 4px;border-top:1px solid var(--line);vertical-align:top;text-align:left;font-weight:400}
.ship-table tr:last-child th,.ship-table tr:last-child td{border-bottom:1px solid var(--line)}
.ship-table th{line-height:1.7}
.ship-table th small{display:block;margin-top:3px;font-size:11.5px;color:var(--mute);line-height:1.8}
.ship-table td{text-align:right;white-space:nowrap;font-family:var(--sans-ja);letter-spacing:.04em}
.ship-notes p{margin-top:.5em;font-size:12.5px;color:#3a4135}
.ship-more{margin-top:18px;font-size:12.5px}
.page .ship-table{max-width:640px;font-size:13.5px}
.page .ship-notes{max-width:640px}

/* ───────── 買い物かごページ ───────── */
.cart h1{margin-bottom:34px}
.cart-empty{margin-bottom:24px}
.btn-line{display:inline-block;border:1px solid currentColor;border-radius:999px;padding:11px 30px;text-decoration:none;font-size:13px;letter-spacing:.18em}
.btn-line:hover{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.cart-items{max-width:880px;border-top:1px solid var(--line)}
.cart-item{display:grid;grid-template-columns:88px minmax(0,1fr) auto 96px auto;gap:12px 22px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}
.cart-item.is-off{opacity:.75}
.ci-img img{width:88px;height:88px;object-fit:cover;background:#fff}
.ci-name{font-size:15px;letter-spacing:.08em;text-decoration:none;line-height:1.7}
.ci-meta{font-size:12.5px;color:var(--mute);font-family:var(--sans-ja);letter-spacing:.04em}
.ci-warn{margin-top:4px;font-size:12.5px;color:#8a2f1d}
.cart-item .qty{margin:0}
.ci-sub{font-family:var(--sans-ja);text-align:right;letter-spacing:.04em}
.ci-del{font-size:12px;color:var(--mute)}
.cart-sum{max-width:880px;margin-top:34px;padding:26px 0 0}
.cart-pref{display:block;font-size:13px;letter-spacing:.1em;margin-bottom:18px}
.cart-pref select{display:block;margin-top:8px;width:min(320px,100%);font:inherit;font-size:14px;letter-spacing:.06em;padding:12px 14px;border:1px solid var(--line);border-radius:0;background:#fff;color:var(--ink);appearance:auto}
.cart-sum .sum{margin-top:0;font-size:14px}
.cart-sum .sum .is-dim{color:var(--mute);font-size:12.5px}
.cart-sum .btn-buy{max-width:420px;display:block}
.cart-sum .notes{margin-top:14px;font-size:12px;line-height:2.1;color:var(--mute);max-width:36em}
@media(max-width:700px){
  .cart-item{grid-template-columns:72px minmax(0,1fr);gap:8px 14px}
  .ci-img img{width:72px;height:72px}
  .cart-item .ci-qty{grid-column:2}
  .ci-sub{grid-column:2;text-align:left}
  .ci-del{grid-column:2;justify-self:start}
}

/* ───────── reveal ───────── */
.reveal{opacity:0;transform:translateY(16px);transition:opacity 1.4s var(--ease),transform 1.4s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  .fv-logo{animation:none;opacity:.96}
  .step{opacity:1}
}