@charset "UTF-8";
/* ===========================================================
   tsukiyo - accessory brand LP
   夜色と生成り色を交互に敷き、商品写真が見える明るさを保つ
   =========================================================== */

:root{
  --night:#111827;
  --navy:#1D2A44;
  --cream:#F4F0E8;
  --cream-d:#E9E2D4;
  --silver:#B8C0CC;
  --moon:#E8D9A7;
  --text:#252A32;
  --white:#FFFFFF;

  --serif-en:"Cormorant Garamond", "Times New Roman", serif;
  --serif-jp:"Shippori Mincho", "Yu Mincho", "Hiragino Mincho ProN", serif;
  --sans:"Noto Sans JP", -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", sans-serif;

  --hdr-h:60px;
  --pad-sec:76px;
}

*,*::before,*::after{ box-sizing:border-box; }

html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }

body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:2;
  color:var(--text);
  background:var(--cream);
  letter-spacing:.03em;
  overflow-wrap:break-word;
}

img{ max-width:100%; height:auto; display:block; }
a{ color:inherit; }
ul,ol,dl,dd{ margin:0; padding:0; }
li{ list-style:none; }
p{ margin:0; }
h1,h2,h3{ margin:0; font-weight:600; line-height:1.6; letter-spacing:.02em; }
figure{ margin:0; }
blockquote{ margin:0; }

.sprite{ position:absolute; width:0; height:0; overflow:hidden; }
.num{ font-family:var(--serif-en); font-weight:500; font-size:1.22em; letter-spacing:.04em; }

.skip{
  position:absolute; left:-9999px; top:0; z-index:200;
  background:var(--night); color:var(--cream); padding:12px 20px;
}
.skip:focus{ left:0; }

:focus-visible{ outline:2px solid var(--moon); outline-offset:3px; }

/* ---------- レイアウト ---------- */
.wrap{ width:min(100% - 40px, 1160px); margin-inline:auto; }
.wrap--narrow{ width:min(100% - 40px, 760px); }

.sec{
  padding:var(--pad-sec) 0;
  scroll-margin-top:var(--hdr-h);
  position:relative;
}
.cream{ background:var(--cream); color:var(--text); }
.night{ background:var(--night); color:#EDEAE3; }
.navy{ background:var(--navy); color:#EDEAE3; }

/* 生成り面と夜面の境目に細い月色の線 */
.night::before, .navy::before{
  content:""; position:absolute; inset:0 0 auto 0; height:1px;
  background:linear-gradient(90deg, transparent, rgba(232,217,167,.45), transparent);
}

/* ---------- 見出し ---------- */
.eyebrow{
  font-family:var(--serif-en);
  font-size:14px; letter-spacing:.34em; text-transform:uppercase;
  color:#8C7C4F; line-height:1.4; margin-bottom:14px;
  display:flex; align-items:center; gap:12px;
}
.eyebrow::after{
  content:""; flex:0 0 40px; height:1px; background:currentColor; opacity:.5;
}
.night .eyebrow, .navy .eyebrow{ color:var(--moon); }

.h2{
  font-family:var(--serif-jp);
  font-size:25px; line-height:1.75; letter-spacing:.01em;
}
.sec__head{ margin-bottom:40px; }
.sec__lead{ margin-top:20px; font-size:16px; line-height:2; color:#4A505C; }
.night .sec__lead, .navy .sec__lead{ color:#C9CEDA; }

.sec__cta{ margin-top:44px; }

/* ---------- ボタン ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  min-height:58px; padding:14px 28px;
  font-family:var(--sans); font-size:16px; font-weight:500; line-height:1.5;
  letter-spacing:.06em; text-decoration:none; text-align:center;
  border:1px solid transparent; border-radius:2px;
  transition:opacity .2s ease, background-color .2s ease, color .2s ease;
  width:100%;
}
.btn--moon{ background:var(--moon); color:#1A1F2B; border-color:var(--moon); }
.btn--dark{ background:var(--night); color:var(--cream); border-color:var(--night); }
.btn--line{ background:transparent; color:currentColor; border-color:currentColor; }
.cream .btn--line{ border-color:rgba(37,42,50,.45); }
.btn:hover{ opacity:.82; }
.btn--sm{ min-height:56px; font-size:15px; padding:12px 20px; }
.btn--xs{ min-height:56px; padding:8px 16px; font-size:12px; letter-spacing:.18em; width:auto; }
.btn--full{ width:100%; }

@media (min-width:700px){
  .btn{ width:auto; min-width:280px; }
  .btn--sm{ min-width:0; width:100%; }
}

/* ---------- ヘッダー ---------- */
.hdr{
  position:sticky; top:0; z-index:90;
  background:rgba(17,24,39,.94);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid rgba(184,192,204,.22);
  color:#EDEAE3;
}
.hdr__inner{
  width:min(100% - 32px, 1200px); margin-inline:auto;
  height:var(--hdr-h);
  display:flex; align-items:center; gap:16px;
}
.hdr__logo{
  display:flex; flex-direction:column; gap:3px;
  text-decoration:none; margin-right:auto;
  font-family:var(--serif-en); font-size:24px; letter-spacing:.2em; line-height:1;
}
.hdr__logomark{ width:76px; height:8px; color:var(--moon); opacity:.9; }
.hdr__nav{ display:none; }
.hdr__cta{ display:none; }

.burger{
  -webkit-appearance:none; appearance:none;
  background:transparent; border:1px solid rgba(184,192,204,.4);
  color:inherit; border-radius:2px;
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:4px;
  width:52px; height:44px; padding:0; cursor:pointer;
}
.burger__bars{ display:block; width:20px; }
.burger__bars i{
  display:block; height:1px; background:currentColor; margin:4px 0;
  transition:transform .25s ease, opacity .2s ease;
}
.burger__label{ font-family:var(--serif-en); font-size:9px; letter-spacing:.16em; }
.burger[aria-expanded="true"] .burger__bars i:nth-child(1){ transform:translateY(9px) rotate(45deg); }
.burger[aria-expanded="true"] .burger__bars i:nth-child(2){ opacity:0; }
.burger[aria-expanded="true"] .burger__bars i:nth-child(3){ transform:translateY(-9px) rotate(-45deg); }

@media (min-width:960px){
  :root{ --hdr-h:76px; }
  .hdr__nav{ display:block; }
  .hdr__nav ul{ display:flex; gap:30px; }
  .hdr__nav a{
    font-family:var(--serif-en); font-size:17px; letter-spacing:.14em;
    text-decoration:none; padding-bottom:4px; border-bottom:1px solid transparent;
  }
  .hdr__nav a:hover{ border-bottom-color:var(--moon); }
  .hdr__cta{ display:inline-flex; }
  .burger{ display:none; }
  .hdr__logo{ font-size:28px; }
}

/* ---------- ドロワー ---------- */
.drawer{
  position:fixed; inset:var(--hdr-h) 0 0 0; z-index:88;
  background:var(--night);
  overflow-y:auto;
}
.drawer[hidden]{ display:none; }
.drawer__inner{ width:min(100% - 40px, 560px); margin-inline:auto; padding:28px 0 60px; color:#EDEAE3; }
.drawer__brand{
  font-family:var(--serif-en); font-size:26px; letter-spacing:.24em;
  color:var(--moon); margin-bottom:14px;
}
.drawer__list li + li{ border-top:1px solid rgba(184,192,204,.2); }
.drawer__list a{
  display:flex; align-items:baseline; gap:14px;
  padding:16px 4px; text-decoration:none; font-size:15px;
}
.drawer__list .en{
  font-family:var(--serif-en); font-size:18px; letter-spacing:.1em;
  color:var(--moon); min-width:132px;
}
.drawer__cta{ margin-top:26px; }
.drawer__sns{
  display:block; text-align:center; margin-top:18px;
  font-size:15px; color:var(--silver); text-decoration:underline; text-underline-offset:4px;
  padding:10px;
}

/* ---------- 1. ファーストビュー ---------- */
.hero{
  position:relative; overflow:hidden;
  padding:52px 0 72px;
  background:
    radial-gradient(120% 70% at 50% 0%, #1D2A44 0%, #111827 62%),
    var(--night);
  color:#EDEAE3;
}
.hero__moon{
  position:absolute; top:-90px; left:50%; transform:translateX(-50%);
  width:420px; height:420px; border-radius:50%;
  background:radial-gradient(circle at 50% 45%, rgba(232,217,167,.16), rgba(232,217,167,.04) 55%, transparent 70%);
  pointer-events:none;
}
.hero__star{ position:absolute; color:var(--moon); opacity:.5; pointer-events:none; }
.hero__star--a{ width:12px; height:12px; top:16%; left:12%; }
.hero__star--b{ width:8px; height:8px; top:58%; right:9%; opacity:.35; }

.hero__inner{ position:relative; }
.hero__en{
  font-family:var(--serif-en); font-size:15px; letter-spacing:.3em;
  line-height:1.9; color:var(--silver); margin-bottom:18px;
}
.hero__title{
  font-family:var(--serif-jp); font-size:38px; line-height:1.55; letter-spacing:.04em;
  color:#FBF8F1;
}
.hero__sub{ margin-top:22px; font-size:16px; line-height:2.05; color:#D3D8E2; }
.hero__notes{
  display:flex; flex-wrap:wrap; gap:8px; margin-top:24px;
}
.hero__notes li{
  font-size:13px; letter-spacing:.06em; line-height:1.6;
  border:1px solid rgba(232,217,167,.5); color:var(--moon);
  padding:6px 12px; border-radius:999px;
}
.hero__figure{ margin-top:34px; }
.hero__figure img{
  width:100%; aspect-ratio:4/5; object-fit:cover;
  border:1px solid rgba(184,192,204,.25);
}
.hero__figure figcaption{
  margin-top:10px; font-family:var(--serif-en); font-size:13px;
  letter-spacing:.14em; color:var(--silver);
}
.hero__actions{ margin-top:32px; display:grid; gap:12px; }

@media (min-width:900px){
  .hero{ padding:96px 0 110px; }
  .hero__moon{ width:660px; height:660px; top:-180px; left:62%; }
  .hero__inner{
    display:grid; grid-template-columns:1fr 0.86fr; gap:56px;
    align-items:center;
  }
  .hero__copy{ grid-column:1; }
  .hero__figure{ grid-column:2; grid-row:1 / span 2; margin-top:0; }
  .hero__figure img{ aspect-ratio:3/4; }
  .hero__actions{
    grid-column:1; grid-row:2; display:flex; gap:16px; margin-top:0;
  }
  .hero__title{ font-size:56px; }
  .hero__sub{ font-size:17px; max-width:26em; }
  .btn--moon, .btn--line{ min-width:0; }
  .hero__actions .btn{ min-width:250px; }
}

/* ---------- 2. ストーリー ---------- */
.story__body p + p{ margin-top:1.6em; }
.story__body{ font-size:16px; line-height:2.15; }
.quote{
  margin-top:48px; padding:34px 24px;
  background:var(--white);
  border:1px solid var(--cream-d);
  position:relative;
}
.quote__mark{
  width:34px; height:38px; color:#9AA3B2; margin-bottom:14px;
}
.quote p{
  font-family:var(--serif-jp); font-size:20px; line-height:1.95;
  letter-spacing:.02em; color:var(--night);
}
@media (min-width:900px){
  .story{ display:grid; grid-template-columns:1fr 1fr; gap:24px 64px; align-items:start; }
  .story__head{ grid-column:1; }
  .story__body{ grid-column:2; grid-row:1 / span 2; font-size:17px; }
  .quote{ grid-column:1; margin-top:8px; padding:40px 36px; }
  .quote p{ font-size:23px; }
}

/* ---------- 3. コレクション ---------- */
.cards{ display:grid; gap:24px; }
.card{
  background:var(--cream);
  color:var(--text);
  border:1px solid rgba(184,192,204,.28);
  display:flex; flex-direction:column;
}
.card__img img{ width:100%; aspect-ratio:4/5; object-fit:cover; }
.card__body{ padding:22px 20px 24px; display:flex; flex-direction:column; flex:1; }
.card__en{
  font-family:var(--serif-en); font-size:16px; letter-spacing:.16em;
  color:#7B6B3E; line-height:1.5;
}
.card__name{
  font-family:var(--serif-jp); font-size:20px; margin-top:6px;
}
.card__price{
  margin-top:10px; font-size:15px; color:var(--night); font-weight:500;
  padding-bottom:14px; border-bottom:1px solid rgba(37,42,50,.14);
}
.card__desc{ margin-top:16px; font-size:15px; line-height:1.95; flex:1; }
.card__body .btn{ margin-top:20px; }

@media (min-width:640px){
  .cards{ grid-template-columns:repeat(2,1fr); gap:26px; }
}
@media (min-width:1000px){
  .cards{ grid-template-columns:repeat(4,1fr); gap:22px; }
  .card__name{ font-size:19px; }
}

/* ---------- 4/5. 2カラム ---------- */
.split{ display:grid; gap:32px; }
.split__text p{ margin-top:1.5em; font-size:16px; line-height:2.1; }
.split__text .h2{ margin-bottom:6px; }
.split__figure img{ width:100%; aspect-ratio:4/5; object-fit:cover; }
@media (min-width:900px){
  .split{ grid-template-columns:1fr 0.82fr; gap:64px; align-items:center; }
  .split--rev .split__text{ order:2; }
  .split--rev .split__figure{ order:1; }
  .split__text p{ font-size:17px; }
}

/* 工程 */
.steps{ display:grid; gap:20px; margin-top:56px; }
.step{
  background:var(--white); border:1px solid var(--cream-d);
  padding:26px 22px 28px;
}
.step__no{
  font-family:var(--serif-en); font-size:26px; letter-spacing:.1em;
  color:#9C8A55; line-height:1;
}
.step__title{
  font-family:var(--serif-jp); font-size:19px; margin:12px 0 10px;
  padding-bottom:12px; border-bottom:1px solid var(--cream-d);
}
.step p{ font-size:15px; line-height:1.95; }
@media (min-width:800px){
  .steps{ grid-template-columns:repeat(3,1fr); gap:24px; margin-top:72px; }
}

/* 素材 */
.mats{ display:grid; gap:18px; margin-top:52px; }
.mat{
  background:rgba(244,240,232,.07);
  border:1px solid rgba(184,192,204,.28);
  padding:24px 22px 26px;
}
.mat__title{
  font-family:var(--serif-jp); font-size:19px; color:var(--moon);
  padding-bottom:12px; margin-bottom:12px;
  border-bottom:1px solid rgba(184,192,204,.3);
}
.mat p{ font-size:15px; line-height:2; color:#D8DCE5; }
.mat--note{ border-color:rgba(232,217,167,.55); background:rgba(232,217,167,.08); }
@media (min-width:800px){
  .mats{ grid-template-columns:repeat(2,1fr); gap:22px; margin-top:64px; }
}

/* ---------- 6. 着用イメージ ---------- */
.styles{ display:grid; gap:22px; }
.styles img{ width:100%; aspect-ratio:4/5; object-fit:cover; }
.styles figcaption{
  margin-top:12px; font-size:14px; letter-spacing:.04em; color:#5A6070;
}
@media (min-width:760px){
  .styles{ grid-template-columns:repeat(3,1fr); gap:24px; }
}

/* ---------- 7. ギフト ---------- */
.gift__top{ display:grid; gap:30px; }
.gift__head p{ margin-top:20px; font-size:16px; line-height:2.05; color:#D3D8E2; }
.gift__figure img{
  width:100%; aspect-ratio:3/2; object-fit:cover;
  border:1px solid rgba(184,192,204,.25);
}
.gift__grid{ display:grid; gap:20px; margin-top:44px; }
.giftbox{
  border:1px solid rgba(184,192,204,.3);
  background:rgba(244,240,232,.06);
  padding:28px 22px 30px;
}
.giftbox--em{ border-color:rgba(232,217,167,.6); background:rgba(232,217,167,.09); }
.giftbox__icon{ width:56px; height:46px; color:var(--moon); }
.giftbox__title{ font-family:var(--serif-jp); font-size:21px; margin-top:16px; }
.giftbox__price{ margin-top:6px; font-size:15px; color:var(--moon); }
.ticks{ margin-top:18px; padding-top:18px; border-top:1px solid rgba(184,192,204,.28); }
.ticks li{
  position:relative; padding-left:22px; font-size:15px; line-height:1.9; color:#D8DCE5;
}
.ticks li + li{ margin-top:6px; }
.ticks li::before{
  content:""; position:absolute; left:2px; top:.72em;
  width:8px; height:8px; border-radius:50%;
  border:1px solid var(--moon);
}
.gift__note{
  margin-top:26px; font-size:14px; line-height:1.95; color:#BFC5D2;
  padding-left:16px; border-left:1px solid rgba(184,192,204,.4);
}
@media (min-width:800px){
  .gift__top{ grid-template-columns:1fr 0.8fr; gap:56px; align-items:center; }
  .gift__grid{ grid-template-columns:repeat(2,1fr); gap:26px; margin-top:56px; }
}

/* ---------- 8. 配送 ---------- */
.info{ border-top:1px solid var(--cream-d); }
.info__row{
  display:grid; gap:6px;
  padding:22px 2px; border-bottom:1px solid var(--cream-d);
}
.info__row dt{
  font-family:var(--serif-jp); font-size:17px; color:var(--night);
}
.info__row dd{ font-size:16px; line-height:2.05; }
@media (min-width:760px){
  .info__row{ grid-template-columns:190px 1fr; gap:24px; padding:26px 2px; }
  .info__row dt{ font-size:18px; }
}

/* ---------- 9. 作家 ---------- */
.maker__head .h2{ font-size:28px; letter-spacing:.06em; }
.maker__role{
  margin-top:10px; font-family:var(--serif-en); font-size:14px;
  letter-spacing:.16em; color:var(--silver);
}
.maker__portrait{ margin-top:28px; max-width:280px; }
.maker__portrait img{
  width:100%; aspect-ratio:4/5; object-fit:cover;
  border:1px solid rgba(184,192,204,.25);
}
.maker__body{ margin-top:28px; }
.maker__body p{ font-size:16px; line-height:2.15; color:#DDE1E9; }
.maker__body p + p{ margin-top:1.5em; }
.maker__figure{ margin-top:40px; }
.maker__figure img{ width:100%; aspect-ratio:2/1; object-fit:cover; border:1px solid rgba(184,192,204,.25); }
.maker__figure figcaption{ margin-top:12px; font-size:14px; color:var(--silver); }
@media (min-width:900px){
  .maker{
    display:grid; grid-template-columns:0.78fr 1fr; gap:0 64px;
    align-items:start;
  }
  .maker__head{ grid-column:1; grid-row:1; }
  .maker__portrait{ grid-column:1; grid-row:2; margin-top:32px; max-width:320px; }
  .maker__body{ grid-column:2; grid-row:1 / span 2; margin-top:0; }
  .maker__figure{ grid-column:1 / -1; grid-row:3; margin-top:56px; }
  .maker__figure img{ aspect-ratio:5/2; }
  .maker__head .h2{ font-size:34px; }
}

/* ---------- 10. FAQ ---------- */
.faq{ border-top:1px solid var(--cream-d); }
.qa{ border-bottom:1px solid var(--cream-d); background:transparent; }
.qa summary{
  list-style:none; cursor:pointer;
  display:flex; align-items:flex-start; gap:14px;
  padding:22px 40px 22px 2px; position:relative;
  font-family:var(--serif-jp); font-size:17px; line-height:1.75; color:var(--night);
}
.qa summary::-webkit-details-marker{ display:none; }
.qa summary::before{
  content:"Q"; font-family:var(--serif-en); font-size:19px;
  color:#9C8A55; line-height:1.5; flex:0 0 auto;
}
.qa summary::after{
  content:""; position:absolute; right:8px; top:32px;
  width:12px; height:12px;
  border-right:1px solid var(--night); border-bottom:1px solid var(--night);
  transform:rotate(45deg) translateY(-3px);
  transition:transform .22s ease;
}
.qa[open] summary::after{ transform:rotate(-135deg) translateY(-3px); }
.qa__a{
  display:flex; gap:14px; padding:0 8px 24px 2px;
}
.qa__a::before{
  content:"A"; font-family:var(--serif-en); font-size:19px;
  color:#5A6070; line-height:1.9; flex:0 0 auto;
}
.qa__a p{ font-size:16px; line-height:2; }
@media (min-width:760px){
  .qa summary{ font-size:18px; }
}

/* ---------- 11. 最終CTA ---------- */
.last{ overflow:hidden; }
.last__moon{
  position:absolute; bottom:-260px; left:50%; transform:translateX(-50%);
  width:520px; height:520px; border-radius:50%;
  background:radial-gradient(circle, rgba(232,217,167,.14), transparent 68%);
  pointer-events:none;
}
.last__inner{ position:relative; text-align:center; }
.last__moons{ width:150px; height:15px; color:var(--moon); opacity:.85; }
.last__title{
  font-family:var(--serif-jp); font-size:28px; line-height:1.7;
  margin-top:22px; color:#FBF8F1;
}
.last__text{
  margin-top:20px; font-size:16px; line-height:2.05; color:#D3D8E2;
  text-align:left;
}
.last__actions{ margin-top:34px; display:grid; gap:12px; }
@media (min-width:760px){
  .last__title{ font-size:38px; }
  .last__text{ text-align:center; }
  .last__actions{ display:flex; justify-content:center; gap:16px; }
  .last__actions .btn{ min-width:270px; }
}

/* ---------- フッター ---------- */
.foot{
  background:#0B111C; color:#B6BCC8;
  padding:52px 0 calc(96px + env(safe-area-inset-bottom));
  font-size:14px; line-height:1.95;
}
.foot__brand{
  font-family:var(--serif-en); font-size:24px; letter-spacing:.24em; color:var(--moon);
}
.foot__disc{ margin-top:18px; max-width:56em; }
.foot__links{
  display:flex; flex-wrap:wrap; gap:8px 26px; margin-top:26px;
  padding-top:22px; border-top:1px solid rgba(184,192,204,.2);
}
.foot__links a{ text-decoration:underline; text-underline-offset:4px; padding:6px 0; display:inline-block; }
.foot__copy{
  margin-top:24px; font-family:var(--serif-en); font-size:13px; letter-spacing:.14em;
}
@media (min-width:960px){
  .foot{ padding-bottom:56px; }
}

/* ---------- スマホ固定CTA ---------- */
.sticky{
  position:fixed; left:0; right:0; bottom:0; z-index:80;
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));
  background:rgba(17,24,39,.95);
  backdrop-filter:blur(8px);
  border-top:1px solid rgba(232,217,167,.35);
  transition:transform .28s ease, opacity .28s ease;
}
.sticky.is-hidden{ transform:translateY(120%); opacity:0; pointer-events:none; }
@media (min-width:960px){ .sticky{ display:none; } }

/* ---------- フェードイン（控えめ・JS無効時は常時表示） ---------- */
.js .fade{ opacity:0; transform:translateY(14px); }
.js .fade.is-visible{
  opacity:1; transform:none;
  transition:opacity .7s ease, transform .7s ease;
}

@media (prefers-reduced-motion:reduce){
  html{ scroll-behavior:auto; }
  .js .fade{ opacity:1; transform:none; transition:none; }
  .sticky, .qa summary::after, .burger__bars i{ transition:none; }
}
.sample-ribbon{position:fixed;z-index:9999;left:18px;bottom:18px;display:flex;align-items:center;gap:14px;padding:10px 14px;border-radius:999px;background:#202735;color:#fff;box-shadow:0 10px 28px rgba(0,0,0,.2);font-family:"Noto Sans JP",sans-serif;font-size:11px}
.sample-ribbon a{color:#fff;text-decoration:none;opacity:.78}.sample-ribbon a:hover{opacity:1}
.is-embed .sample-ribbon{display:none}
@media(max-width:600px){.sample-ribbon{left:10px;bottom:84px;padding:8px 11px;font-size:9px}}