/* 白露堂(架空) — 化粧品D2C。編集記事のような組版で、余白と字面で見せる。
   外部読み込み0件。端末標準のフォントだけを指定する(方針 §2)。 */
:root{
  --ink:#1c1a20;         /* 本文 */
  --ink-soft:#5d5761;    /* 補足 */
  --line:#e3ddd4;        /* 罫 */
  --paper:#faf7f3;       /* 地 */
  --paper-2:#f2ece4;     /* 地(段) */
  --wine:#5c2838;        /* 主色 */
  --wine-ink:#421c28;
  --gap:clamp(56px,8vw,132px);
  --mincho:"Yu Mincho","YuMincho","Hiragino Mincho ProN","Hiragino Mincho Pro","Noto Serif JP",serif;
  --gothic:"Yu Gothic","YuGothic","Hiragino Sans","Hiragino Kaku Gothic ProN",Meiryo,system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--gothic);font-size:15px;line-height:2;letter-spacing:.04em;
  font-feature-settings:"palt" 1;overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
.wrap{width:min(1120px,92vw);margin-inline:auto}
.narrow{width:min(760px,90vw);margin-inline:auto}

/* ---- 見出し ------------------------------------------------------------ */
h1,h2,h3{font-family:var(--mincho);font-weight:500;letter-spacing:.06em;line-height:1.5;margin:0}
.display{font-size:clamp(30px,6.4vw,64px);line-height:1.32;letter-spacing:.02em}
.h-lead{font-size:clamp(22px,3.4vw,38px);line-height:1.5}
.eyebrow{
  font-family:var(--gothic);font-size:11px;letter-spacing:.34em;text-transform:uppercase;
  color:var(--ink-soft);margin:0 0 18px;
}
.rule{width:34px;height:1px;background:var(--wine);margin:22px 0}
.center .rule{margin-inline:auto}
.center{text-align:center}
p{margin:0 0 1.4em}
.small{font-size:12.5px;line-height:1.95;color:var(--ink-soft);letter-spacing:.05em}

/* ---- ヘッダ ------------------------------------------------------------ */
.head{
  position:fixed;inset:0 0 auto 0;z-index:40;background:rgba(250,247,243,0);
  transition:background .5s ease,box-shadow .5s ease,padding .5s ease;padding:22px 0;
}
.head.solid{background:rgba(250,247,243,.94);box-shadow:0 1px 0 var(--line);padding:13px 0;backdrop-filter:saturate(140%) blur(6px)}
.head__in{display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{font-family:var(--mincho);font-size:20px;letter-spacing:.42em;text-decoration:none;white-space:nowrap}
.brand small{display:block;font-family:var(--gothic);font-size:9.5px;letter-spacing:.3em;color:var(--ink-soft);margin-top:3px}
.nav{display:flex;gap:clamp(14px,2.4vw,34px);align-items:center}
.nav a{font-size:12.5px;letter-spacing:.16em;text-decoration:none;color:var(--ink);opacity:.82;position:relative;padding:4px 0}
.nav a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;background:var(--wine);transition:right .35s ease}
.nav a:hover::after,.nav a[aria-current="page"]::after{right:0}
.cartlink{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;letter-spacing:.14em;text-decoration:none;border:1px solid var(--line);border-radius:999px;padding:7px 15px;background:#fff}
.cartlink b{font-family:var(--mincho);font-size:12px;min-width:1em;text-align:center}
.navtoggle{display:none;border:0;background:none;font-size:12px;letter-spacing:.2em;padding:8px;cursor:pointer;font-family:var(--gothic)}
@media(max-width:820px){
  .navtoggle{display:block}
  .nav{position:fixed;inset:0;background:var(--paper);flex-direction:column;justify-content:center;gap:26px;transform:translateY(-102%);transition:transform .55s cubic-bezier(.7,0,.2,1);z-index:39}
  .nav.open{transform:translateY(0)}
  .nav a{font-size:17px;font-family:var(--mincho);letter-spacing:.24em}
}

/* ---- 主画面 ------------------------------------------------------------ */
.hero{position:relative;min-height:min(92svh,860px);display:grid;align-items:center;padding:132px 0 72px;overflow:hidden}
.hero__grid{display:grid;grid-template-columns:0.86fr 1.14fr;gap:clamp(24px,5vw,64px);align-items:center}
.hero__art{position:relative}
.hero__art img,.hero__art video{width:100%;aspect-ratio:4/5;object-fit:cover;object-position:50% 42%;border-radius:2px;display:block}
.hero__art::after{content:"";position:absolute;inset:auto -6% -7% 18%;height:56%;background:radial-gradient(60% 70% at 50% 50%,rgba(92,40,56,.09),transparent 70%);z-index:-1}
.hero__copy .display{margin-bottom:26px}
@media(max-width:820px){.hero__grid{grid-template-columns:1fr}.hero{min-height:auto;padding:112px 0 56px}.hero__art{order:-1}.hero__art img,.hero__art video{aspect-ratio:5/4}}

/* ---- 段 ---------------------------------------------------------------- */
section{padding:var(--gap) 0}
.band{background:var(--paper-2)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,6vw,88px);align-items:center}
.split.rev .split__art{order:2}
@media(max-width:820px){.split{grid-template-columns:1fr}.split.rev .split__art{order:0}}
.cols{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(22px,4vw,54px)}
@media(max-width:820px){.cols{grid-template-columns:1fr;gap:38px}}
.num{font-family:var(--mincho);font-size:13px;letter-spacing:.3em;color:var(--wine);display:block;margin-bottom:12px}

/* ---- 釦 ---------------------------------------------------------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:space-between;gap:26px;
  background:var(--wine);color:#fff;text-decoration:none;border:0;cursor:pointer;
  font-family:var(--gothic);font-size:13.5px;letter-spacing:.2em;
  padding:19px 28px;min-width:270px;position:relative;overflow:hidden;
}
.btn span{position:relative;z-index:1}
.btn::before{content:"";position:absolute;inset:0;background:var(--wine-ink);transform:translateX(-101%);transition:transform .5s cubic-bezier(.7,0,.2,1)}
.btn:hover::before{transform:translateX(0)}
.btn.ghost{background:none;color:var(--ink);border:1px solid var(--ink)}
.btn.ghost::before{background:var(--ink)}
.btn.ghost:hover{color:#fff}
.btn.block{width:100%}
.linkline{display:inline-block;text-decoration:none;border-bottom:1px solid var(--wine);padding-bottom:3px;font-size:13px;letter-spacing:.16em}

/* ---- 商品 -------------------------------------------------------------- */
.price{font-family:var(--mincho);font-size:clamp(24px,3.6vw,34px);letter-spacing:.04em}
.price small{font-size:13px;letter-spacing:.1em;color:var(--ink-soft);margin-left:8px;font-family:var(--gothic)}
.qty{display:inline-flex;align-items:center;border:1px solid var(--line);background:#fff}
.qty button{width:44px;height:44px;border:0;background:none;font-size:17px;cursor:pointer;color:var(--ink)}
.qty input{width:48px;height:44px;border:0;text-align:center;font-size:15px;font-family:var(--gothic);background:none;color:var(--ink)}
table.spec{width:100%;border-collapse:collapse;font-size:13.5px}
table.spec th,table.spec td{border-top:1px solid var(--line);padding:15px 4px;text-align:left;vertical-align:top;font-weight:400}
table.spec th{width:34%;color:var(--ink-soft);letter-spacing:.1em}
table.spec tr:last-child td,table.spec tr:last-child th{border-bottom:1px solid var(--line)}

/* ---- 買い物かご -------------------------------------------------------- */
.cart__row{display:grid;grid-template-columns:96px 1fr auto;gap:20px;align-items:center;padding:26px 0;border-bottom:1px solid var(--line)}
.cart__row img{width:96px;border-radius:2px}
.cart__sum{display:flex;justify-content:space-between;align-items:baseline;padding:26px 0;border-bottom:1px solid var(--line);margin-bottom:30px}
.note{background:#fff;border:1px solid var(--line);padding:24px 26px;font-size:13px;line-height:2}
@media(max-width:600px){.cart__row{grid-template-columns:72px 1fr;row-gap:14px}.cart__row img{width:72px}.cart__row>div:last-child{grid-column:1/-1}}

/* ---- 相談 -------------------------------------------------------------- */
.chat{background:#fff;border:1px solid var(--line);padding:22px;max-height:420px;overflow-y:auto}
.msg{max-width:80%;padding:13px 17px;margin-bottom:14px;font-size:13.5px;line-height:1.95;border-radius:2px}
.msg.bot{background:var(--paper-2)}
.msg.me{background:var(--wine);color:#fff;margin-left:auto}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.chips button{border:1px solid var(--line);background:#fff;padding:11px 17px;font-size:12.5px;letter-spacing:.08em;cursor:pointer;font-family:var(--gothic);color:var(--ink);transition:border-color .3s,color .3s}
.chips button:hover{border-color:var(--wine);color:var(--wine)}

/* ---- 足 ---------------------------------------------------------------- */
.foot{background:var(--ink);color:#e9e4dc;padding:72px 0 30px;font-size:12.5px;letter-spacing:.08em}
.foot a{color:#e9e4dc;text-decoration:none;opacity:.8}
.foot a:hover{opacity:1}
.foot__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:38px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.14)}
@media(max-width:820px){.foot__grid{grid-template-columns:1fr;gap:26px}}
.foot h4{font-family:var(--gothic);font-size:11px;letter-spacing:.3em;color:#a79d92;margin:0 0 14px;font-weight:400}
.foot ul{list-style:none;margin:0;padding:0;line-height:2.4}
.disclaimer{margin-top:26px;color:#a79d92;font-size:11.5px;line-height:1.95}

/* ---- 動き(控えめに。1つの画面で主役は1つ) ---------------------------- */
.rise{opacity:0;transform:translateY(26px);transition:opacity 1s cubic-bezier(.2,.7,.2,1),transform 1s cubic-bezier(.2,.7,.2,1)}
.rise.in{opacity:1;transform:none}
.rise.d1{transition-delay:.12s}.rise.d2{transition-delay:.24s}.rise.d3{transition-delay:.36s}
.reveal{clip-path:inset(0 0 100% 0);transition:clip-path 1.15s cubic-bezier(.7,0,.2,1)}
.reveal.in{clip-path:inset(0 0 0 0)}
.par{will-change:transform}
@media(prefers-reduced-motion:reduce){
  .rise,.reveal{opacity:1;transform:none;clip-path:none;transition:none}
  html{scroll-behavior:auto}
  .par{transform:none!important}
}

/* 段の写真は、切り抜いて高さをそろえる(段ごとに絵の重さを合わせる) */
.split__art img{aspect-ratio:5/4;object-fit:cover;width:100%}
.cols img{aspect-ratio:4/3;object-fit:cover;width:100%}