*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:16px;line-height:1.75;
  font-feature-settings:"palt" 0}
:lang(ja) body,body:lang(ja){line-height:1.9}
img{max-width:100%;height:auto;display:block}
a{color:var(--link);text-underline-offset:3px}
a:hover{color:var(--link-hover)}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
/* 見出しの行 */
.site-head{background:var(--head-bg);color:var(--head-ink);border-bottom:var(--head-rule)}
.site-head .wrap{display:flex;align-items:center;gap:20px;min-height:72px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:12px;color:inherit;text-decoration:none;font-family:var(--font-head);
  font-weight:var(--brand-weight);font-size:20px;letter-spacing:.01em;white-space:nowrap}
.brand img{width:44px;height:44px;border-radius:50%}
.nav{display:flex;gap:4px 18px;flex-wrap:wrap;margin-left:auto;align-items:center;font-size:15px}
.nav a{color:inherit;text-decoration:none;opacity:.88}
.nav a:hover{opacity:1;text-decoration:underline}
.nav .lang{border:1px solid currentColor;border-radius:999px;padding:2px 12px;opacity:.8}
/* はじめの大きな所 */
.hero{padding-top:80px;padding-bottom:64px}
.kicker{display:inline-block;font-family:var(--font-head);font-size:13px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--kicker-ink);background:var(--kicker-bg);border-radius:var(--chip-radius);padding:var(--kicker-pad);margin-bottom:18px;font-weight:600}
.hero h1{font-family:var(--font-display);font-weight:var(--h1-weight);font-size:clamp(30px,5.2vw,54px);line-height:1.18;
  margin:0 0 22px;letter-spacing:var(--h1-track);max-width:17em}
.hero p{max-width:40em;margin:0 0 30px;color:var(--muted);font-size:17px}
.btns{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;padding:11px 22px;border-radius:var(--btn-radius);font-weight:600;text-decoration:none;font-size:15px;
  border:2px solid var(--btn-bg);background:var(--btn-bg);color:var(--btn-ink)}
.btn:hover{filter:brightness(1.08);color:var(--btn-ink)}
.btn.ghost{background:transparent;color:var(--btn2-ink);border-color:var(--btn2-line)}
.btn.ghost:hover{color:var(--btn2-ink);background:var(--btn2-hover)}
/* 節 */
section.block{padding:56px 0;border-top:var(--section-rule)}
.block h2{font-family:var(--font-display);font-weight:var(--h2-weight);font-size:var(--h2-size);margin:0 0 6px;letter-spacing:var(--h2-track)}
.block h2 .chip{display:inline-block;background:var(--h2-bg);color:var(--h2-ink);padding:var(--h2-pad);border-radius:var(--chip-radius);
  box-shadow:var(--h2-shadow)}
.block .note{color:var(--muted);margin:0 0 24px;font-size:15px}
.block h2 + .card,.block h2 + .list,.block h2 + .grid{margin-top:22px}
.card{background:var(--card-bg);border:var(--card-line);border-radius:var(--card-radius);box-shadow:var(--card-shadow);padding:28px}
/* 商品 */
.product{display:grid;grid-template-columns:minmax(0,340px) minmax(0,1fr);gap:32px;align-items:start}
.product .shot{display:block;position:relative;border-radius:calc(var(--card-radius) - 4px);overflow:hidden}
.product .shot img{width:100%;aspect-ratio:1/1;object-fit:cover}
.product .shot span{position:absolute;left:12px;bottom:12px;background:rgba(15,28,51,.82);color:#fff;font-size:14px;
  padding:6px 12px;border-radius:999px;font-weight:600}
.product h3{font-family:var(--font-head);font-size:24px;line-height:1.35;margin:0 0 10px;font-weight:700}
.badge{display:inline-block;font-size:13px;font-weight:700;padding:2px 10px;border-radius:999px;background:var(--badge-bg);
  color:var(--badge-ink);vertical-align:middle;margin-left:8px;letter-spacing:.02em}
.specs{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:16px 0}
.specs li{font-size:14px;background:var(--spec-bg);color:var(--spec-ink);border-radius:8px;padding:4px 10px}
details{margin:14px 0;border-top:1px solid var(--rule);padding-top:10px}
summary{cursor:pointer;font-weight:600}
ol.tracks{margin:10px 0 0;padding-left:0;list-style:none;counter-reset:t;columns:2;column-gap:28px;font-size:15px}
ol.tracks li{counter-increment:t;break-inside:avoid;padding:2px 0}
ol.tracks li::before{content:counter(t,decimal-leading-zero);font-family:var(--font-head);font-weight:700;color:var(--num-ink);margin-right:10px}
ol.tracks .len{color:var(--muted);font-size:13px;margin-left:6px}
.made h4{margin:16px 0 4px;font-size:15px}
.made p{margin:0;font-size:15px;color:var(--muted)}
.links{display:flex;gap:10px 18px;flex-wrap:wrap;align-items:center;margin-top:18px}
/* 並び */
.list{display:grid;gap:14px}
.list .card{padding:20px 24px}
.list h3{font-family:var(--font-head);font-size:18px;margin:0 0 4px;font-weight:700}
.list p{margin:0;color:var(--muted);font-size:15px}
.list .more{margin-top:8px;font-size:15px}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.vid{display:block;text-decoration:none;color:inherit;background:var(--card-bg);border:var(--card-line);border-radius:var(--card-radius);
  overflow:hidden;box-shadow:var(--card-shadow)}
.vid img{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--spec-bg)}
.vid div{padding:12px 16px 16px}
.vid b{display:block;font-size:15px;line-height:1.5;font-weight:600}
.vid small{color:var(--muted);font-size:13px}
.vid:hover b{text-decoration:underline}
ul.arts{list-style:none;margin:0;padding:0;display:grid;gap:0}
ul.arts li{border-bottom:1px solid var(--rule);padding:12px 0;display:flex;gap:16px;align-items:baseline}
ul.arts li:first-child{padding-top:0}
ul.arts li:last-child{border-bottom:0;padding-bottom:0}
.mail-line{margin:0}
dl.faq dt:first-child{margin-top:0}
ul.arts time{font-size:13px;color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums}
.all{margin-top:18px;font-weight:600}
.cta{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.cta p{margin:0;max-width:36em}
/* サポート */
.page{padding-top:56px;padding-bottom:24px}
.page h1{font-family:var(--font-display);font-weight:var(--h1-weight);font-size:clamp(28px,4.4vw,44px);margin:0 0 14px;letter-spacing:var(--h1-track)}
.page .lead{color:var(--muted);max-width:42em;margin:0 0 28px}
.todo{border:2px dashed var(--rule);border-radius:12px;padding:28px;text-align:center;color:var(--muted)}
.form-frame{display:block;width:100%;max-width:680px;height:1600px;margin:0 auto;border:0;border-radius:12px;background:#fff}
dl.faq{margin:0}
dl.faq dt{font-weight:700;margin-top:18px}
dl.faq dd{margin:4px 0 0;color:var(--muted)}
.contact-mail{font-size:18px;font-weight:600}
/* 足もと */
.site-foot{margin-top:56px;padding:28px 0 40px;border-top:var(--section-rule);color:var(--muted);font-size:14px}
.site-foot .wrap{display:flex;gap:10px 20px;flex-wrap:wrap;align-items:center}
.site-foot nav{display:flex;gap:16px;margin-left:auto;flex-wrap:wrap}
.site-foot a{color:inherit}
/* 狭い画面 */
@media (max-width:760px){
  .site-head .wrap{padding-top:12px;padding-bottom:12px;gap:8px}
  .nav{margin-left:0;font-size:14px;gap:2px 14px}
  .hero{padding-top:48px;padding-bottom:40px}
  .hero p{font-size:16px}
  section.block{padding:40px 0}
  .card{padding:20px}
  .product{grid-template-columns:1fr;gap:20px}
  .product .shot{max-width:340px}
  ol.tracks{columns:1}
  .form-frame{height:2050px}
  .grid{grid-template-columns:1fr}
  ul.arts li{flex-direction:column;gap:2px}
}
:root{--bg:#f3f6fa;--ink:#1c2c45;--muted:#4d5d75;--link:#22487a;--link-hover:#113360;--rule:#c3d0e2;
  --font-body:"Quicksand","Zen Maru Gothic",sans-serif;--font-head:"Quicksand","Zen Maru Gothic",sans-serif;--font-display:"Quicksand","Zen Maru Gothic",sans-serif;
  --head-bg:#2d486e;--head-ink:#fff;--head-rule:0;--brand-weight:700;
  --kicker-bg:#f9cf53;--kicker-ink:#1c2c45;--kicker-pad:4px 14px;--chip-radius:999px;
  --h1-weight:700;--h1-track:-.01em;--h2-weight:700;--h2-size:22px;--h2-track:.01em;--h2-bg:#f9cf53;--h2-ink:#1c2c45;--h2-pad:4px 20px;
  --h2-shadow:0 3px 0 #d9ab2a;
  --btn-bg:#2d486e;--btn-ink:#fff;--btn-radius:999px;--btn2-ink:#2d486e;--btn2-line:#2d486e;--btn2-hover:#fff;
  --section-rule:0;--card-bg:#fff;--card-line:1px solid #c3d0e2;--card-radius:16px;--card-shadow:0 3px 0 #c3d0e2;
  --badge-bg:#2d486e;--badge-ink:#fff;--spec-bg:#e7eef7;--spec-ink:#1c2c45;--num-ink:#2d486e}
body{background-color:#f3f6fa;
  background-image:linear-gradient(#c3d0e2 1px,transparent 1px),linear-gradient(90deg,#c3d0e2 1px,transparent 1px),
    linear-gradient(#e2e8f1 1px,transparent 1px),linear-gradient(90deg,#e2e8f1 1px,transparent 1px);
  background-size:75px 75px,75px 75px,15px 15px,15px 15px;background-position:-1px -1px}
.site-head{box-shadow:0 2px 0 #f9cf53}
.hero h1{color:#1c2c45}