/* pensto-music.com — DESIGN_SYSTEM.md / preview/style.css を本番用に拡張 (2026-11-09) */
:root{
  --bg-dark:#10111D; --bg-dark-2:#191B2B; --bg-light:#FAF8F4;
  --tx-dark:#F6F5FB; --tx-sub-dark:#C0C4D6; --tx-light:#202338; --tx-sub-light:#4A4E66;
  --cta:#6540C7; --cta-hover:#5735AE; --pink:#E879A8; --gold:#D8B26A;
  --bd-dark:rgba(246,245,251,.16); --bd-light:#E3DED2;
  --wrap:1160px;
  --font:"Zen Kaku Gothic New","Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans CJK JP","Noto Sans JP","Yu Gothic","YuGothic","Meiryo",sans-serif;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;scroll-padding-top:72px}
@media (max-width:767px){ html{scroll-padding-bottom:96px} }
@media (prefers-reduced-motion: reduce){ html{scroll-behavior:auto} *,*::before,*::after{animation:none!important;transition:none!important} }
body{margin:0;font-family:var(--font);color:var(--tx-light);background:var(--bg-light);font-size:16px;line-height:1.75;-webkit-text-size-adjust:100%;text-size-adjust:100%;overflow-wrap:anywhere;line-break:strict}
img,video{max-width:100%;height:auto;display:block}
a{color:inherit;text-underline-offset:3px}
:focus-visible{outline:2px solid var(--pink);outline-offset:3px}
h1,h2,h3{word-break:auto-phrase;text-wrap:pretty}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:20px}
@media (max-width:340px){ .wrap{padding-inline:16px} }
.read{max-width:680px}
.center{margin-inline:auto}
.mt-s{margin-top:16px}.mt-m{margin-top:24px}.mt-l{margin-top:40px}
.nw{display:inline-block}
.visually-hidden{position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* header */
.header{position:sticky;top:0;z-index:50;background:rgba(16,17,29,.96);color:var(--tx-dark)}
.header-in{display:flex;align-items:center;justify-content:space-between;height:60px;max-width:var(--wrap);margin-inline:auto;padding-inline:20px}
.logo{display:inline-flex;align-items:center;min-height:44px}
.logo img{height:36px;width:auto}
.header-actions{display:flex;gap:10px;align-items:center}
.menu-btn{background:none;border:1px solid var(--bd-dark);color:var(--tx-dark);border-radius:10px;min-width:44px;min-height:44px;font:inherit;font-size:15px;padding:0 12px;white-space:nowrap;cursor:pointer}
.nav{display:none;border-top:1px solid var(--bd-dark);background:var(--bg-dark);position:relative;z-index:70}
.nav.open{display:block}
.nav ul{list-style:none;margin:0 auto;padding:8px 20px 16px;max-width:var(--wrap)}
.nav a{display:flex;align-items:center;min-height:44px;padding:6px 4px;color:var(--tx-dark);text-decoration:none;border-bottom:1px solid var(--bd-dark)}
.nav li:last-child a{border-bottom:0}
.nav a[aria-current="page"]{color:var(--gold)}
@media (min-width:768px){
  .nav ul{display:flex;flex-wrap:wrap;gap:4px 24px;padding:10px 20px 14px}
  .nav a{border-bottom:0}
}
@media (max-width:360px){
  .logo img{height:30px}
  .btn.small{padding:6px 13px;font-size:14px}
  .menu-btn{font-size:14px;padding:0 10px}
  .header-in{padding-inline:12px}
}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:10px 24px;border-radius:999px;background:var(--cta);color:#fff;font:inherit;font-weight:700;font-size:16px;line-height:1.4;text-align:center;text-decoration:none;border:1px solid var(--cta);cursor:pointer;transition:background .18s ease,transform .18s ease}
.btn:hover{background:var(--cta-hover);border-color:var(--cta-hover)}
.btn:active{transform:translateY(1px)}
.btn.small{min-height:44px;padding:6px 18px;font-size:15px;white-space:nowrap}
.btn.ghost{background:transparent;color:var(--tx-dark);border-color:var(--bd-dark)}
.btn.ghost:hover{background:rgba(246,245,251,.08)}
.btn.ghost.on-light{color:var(--tx-light);border-color:var(--tx-sub-light)}
.btn.ghost.on-light:hover{background:rgba(32,35,56,.06)}
.text-link{font-weight:700}

/* hero */
.hero{background:var(--bg-dark);color:var(--tx-dark);padding:44px 0 56px}
.hero .label{color:var(--gold);font-weight:700;font-size:15px;margin:0 0 14px}
.hero h1{font-size:32px;line-height:1.35;margin:0 0 16px;font-weight:700}
.hero p.lead{color:var(--tx-sub-dark);margin:0 0 24px;max-width:34em}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 14px;padding:0;list-style:none}
.chips li{border:1px solid var(--bd-dark);border-radius:999px;padding:5px 14px;font-size:14px;color:var(--tx-dark)}
.note{font-size:14px;line-height:1.6;color:var(--tx-sub-light)}
.dark .note,.hero .note,.final .note{color:var(--tx-sub-dark)}
.hero-cta{display:flex;flex-direction:column;gap:12px;margin:22px 0 10px}
.hero-img{margin-top:28px;border-radius:20px;width:100%}
@media (min-width:768px){ .hero-cta{flex-direction:row;flex-wrap:wrap} }
@media (min-width:1024px){
  .hero{padding:72px 0 88px}
  .hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
  .hero h1{font-size:48px;line-height:1.3}
  .hero-img{margin-top:0}
}

/* page intro (下層) */
.page-intro{background:var(--bg-dark);color:var(--tx-dark);padding:28px 0 48px}
.page-intro h1{font-size:32px;line-height:1.35;margin:8px 0 12px}
.page-intro .lead{color:var(--tx-sub-dark);max-width:38em;margin:0}
@media (min-width:1024px){ .page-intro{padding:40px 0 72px} .page-intro h1{font-size:44px;line-height:1.3} }
.page-intro.light{background:var(--bg-light);color:var(--tx-light)}
.page-intro.light .lead{color:var(--tx-sub-light)}
.breadcrumb ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:4px 0;font-size:14px;color:var(--tx-sub-dark)}
.page-intro.light .breadcrumb ol{color:var(--tx-sub-light)}
.breadcrumb li:not(:last-child)::after{content:"＞";margin:0 6px}
.breadcrumb a{color:inherit;display:inline-flex;align-items:center;min-height:32px}
.breadcrumb [aria-current]{display:inline-flex;align-items:center;min-height:32px}

/* sections */
section,.section-like{padding:56px 0}
.section-like{padding-top:0}
@media (min-width:1024px){ section,.section-like{padding:88px 0} }
.pt0{padding-top:0}
.dark{background:var(--bg-dark);color:var(--tx-dark)}
.dark p.sub,.dark .sub{color:var(--tx-sub-dark)}
h2{font-size:26px;line-height:1.4;margin:0 0 14px}
@media (min-width:1024px){ h2{font-size:34px;line-height:1.35} }
h2.h-s{font-size:22px}
@media (min-width:1024px){ h2.h-s{font-size:26px} }
h3{font-size:18px;line-height:1.5}
p.sub{max-width:38em}

/* works */
.works-grid{display:grid;gap:20px;margin-top:28px}
@media (min-width:768px){ .works-grid{grid-template-columns:repeat(2,1fr)} }
@media (min-width:1024px){ .works-grid{grid-template-columns:repeat(3,1fr)} }
.work-card{background:var(--bg-dark-2);border:1px solid var(--bd-dark);border-radius:16px;overflow:hidden;color:var(--tx-dark)}
.work-card .thumb{display:block}
.work-card img{aspect-ratio:9/16;object-fit:cover;width:100%}
.work-card .body{padding:18px 20px 22px}
.work-card h3{margin:0 0 6px;font-size:19px}
.work-card p{margin:0 0 12px;color:var(--tx-sub-dark);font-size:15px}
.work-card .meta{font-size:14px;color:var(--tx-sub-dark)}
.work-card a.watch{display:inline-flex;align-items:center;min-height:44px;font-weight:700;color:#fff;text-decoration:none;border-bottom:2px solid var(--pink)}
.works-note{margin-top:18px}

/* other works (視聴ページ) */
.other-works{display:grid;gap:16px;margin-top:20px}
@media (min-width:768px){ .other-works{grid-template-columns:1fr 1fr} }
.other-work{display:flex;gap:16px;align-items:flex-start;background:var(--bg-dark-2);border:1px solid var(--bd-dark);border-radius:14px;padding:14px}
.other-work img{width:96px;flex:none;aspect-ratio:9/16;object-fit:cover;border-radius:8px}
.other-work h3{margin:0 0 4px;font-size:17px}
.other-work p{margin:0 0 6px;color:var(--tx-sub-dark);font-size:15px}
.other-work a.watch{display:inline-flex;align-items:center;min-height:44px;font-weight:700;color:#fff;text-decoration:none;border-bottom:2px solid var(--pink)}

/* youtube facade */
.yt{position:relative;border-radius:16px;overflow:hidden;background:#000;min-height:200px;aspect-ratio:16/9;width:100%}
.yt img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain}
.yt .yt-play{position:absolute;inset:0;width:100%;background:rgba(10,10,18,.28);border:0;color:#fff;font:inherit;font-size:16px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:10px;padding:12px}
.yt .yt-play[hidden]{display:none}
.yt .yt-play:hover .play{background:var(--cta-hover)}
.yt .yt-play .play{width:58px;height:58px;flex:none;border-radius:50%;background:var(--cta);display:inline-flex;align-items:center;justify-content:center;font-size:22px;padding-left:4px}
.yt .yt-play .yt-label{text-shadow:0 1px 3px rgba(0,0,0,.6)}
.yt iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.yt-link{margin:10px 0 0}
.yt-grid{display:grid;gap:28px;margin-top:24px}
@media (min-width:768px){ .yt-grid{grid-template-columns:repeat(2,1fr)} }
@media (min-width:1024px){ .yt-grid{grid-template-columns:repeat(3,1fr)} }
.yt-grid > *,.works-grid > *,.cards > *,.related-grid > *,.price-grid > *{min-width:0}
.yt-card h3{margin:12px 0 0;font-size:17px}
.yt-single{max-width:680px}

/* cards */
.cards{display:grid;gap:16px;margin-top:24px}
@media (min-width:768px){ .cards{grid-template-columns:repeat(2,1fr)} }
.card{background:#fff;border:1px solid var(--bd-light);border-radius:16px;padding:22px}
.card h3{margin:0 0 8px;font-size:18px}
.card p{margin:0;color:var(--tx-sub-light)}
.card p + p{margin-top:12px}
ol.cards{list-style:none;padding:0}

/* price */
.price-grid{display:grid;gap:16px;margin:24px 0 0}
@media (min-width:768px){ .price-grid{grid-template-columns:repeat(2,1fr)} }
.price-card{background:#fff;border:1px solid var(--bd-light);border-radius:16px;padding:22px;margin:0}
.price-card dt{margin:0 0 8px;font-size:18px;font-weight:700}
.price-card dd{margin:0;color:var(--tx-sub-light)}
.price-fallback{margin-top:20px;font-size:16px;background:#fff;border:1px dashed var(--cta);border-radius:12px;padding:16px 20px}

/* flow */
.flow{display:grid;gap:16px;margin-top:24px;padding:0;list-style:none}
@media (min-width:768px){ .flow{grid-template-columns:repeat(2,1fr)} }
@media (min-width:1024px){ .flow{grid-template-columns:repeat(4,1fr)} }
.flow .step{background:var(--bg-dark-2);border:1px solid var(--bd-dark);border-radius:16px;padding:20px}
.flow .step img{width:44px;height:44px;margin-bottom:10px}
.flow .step h3{margin:0 0 6px;font-size:17px}
.flow .step p{margin:0;color:var(--tx-sub-dark);font-size:15px}

/* prepare / list */
.preplist{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;padding:0;list-style:none;margin:20px 0}
@media (min-width:768px){ .preplist{grid-template-columns:repeat(3,1fr)} }
@media (max-width:340px){ .preplist{grid-template-columns:1fr} }
.preplist li{background:#fff;border:1px solid var(--bd-light);border-radius:12px;padding:14px 16px;font-weight:700}
.checklist{list-style:none;padding:0;margin:20px 0;display:grid;gap:10px}
@media (min-width:768px){ .checklist.cols{grid-template-columns:repeat(2,1fr)} }
.checklist li{background:#fff;border:1px solid var(--bd-light);border-radius:12px;padding:14px 16px;font-weight:700}

/* faq */
.faq-list{margin-top:16px}
details{border-bottom:1px solid var(--bd-light)}
details summary{cursor:pointer;font-weight:700;padding:14px 36px 14px 4px;min-height:44px;list-style:none;position:relative}
details summary::-webkit-details-marker{display:none}
details summary::after{content:"＋";position:absolute;right:6px;top:14px;color:var(--cta);font-weight:700}
details[open] summary::after{content:"−"}
details p{margin:0 4px 18px;color:var(--tx-sub-light);max-width:42em}

/* related (REVISION P0-3：制作メニュー3カード。モバイル1列／PC3列) */
.related-grid{display:grid;gap:16px;margin-top:24px}
@media (min-width:768px){ .related-grid{grid-template-columns:1fr 1fr} }
.menu-grid{display:grid;gap:20px;margin-top:24px}
.menu-grid > *{min-width:0}
@media (min-width:1024px){ .menu-grid{grid-template-columns:repeat(3,1fr)} }
.menu-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--bd-light);border-radius:16px;overflow:hidden}
.menu-card img{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--bg-dark)}
.menu-body{display:flex;flex-direction:column;flex:1;padding:20px 22px 22px}
.menu-body h3{margin:0 0 8px;font-size:19px}
.menu-body > p{margin:0;color:var(--tx-sub-light)}
.points{list-style:none;padding:0;margin:14px 0 18px;display:grid;gap:6px}
.points li{position:relative;padding-left:22px;font-weight:700;font-size:15px;line-height:1.6}
.points li::before{content:"";position:absolute;left:2px;top:.45em;width:11px;height:6px;border-left:2px solid var(--cta);border-bottom:2px solid var(--cta);transform:rotate(-45deg)}
.menu-body .btn{margin-top:auto;width:100%}
.menu-body .menu-sub{margin:12px 0 0;font-size:15px}
.menu-body .menu-sub a{display:inline-flex;align-items:center;min-height:44px;color:var(--tx-light)}
.menu-body .note{margin:4px 0 0}

/* profile */
.profile{display:flex;gap:20px 12px;align-items:flex-start;flex-wrap:wrap;margin-top:24px}
.profile figure{margin:0;text-align:center;max-width:calc(50% - 6px)}
.profile img{border-radius:50%;width:120px;height:auto;aspect-ratio:1/1;object-fit:cover;margin-inline:auto}
.profile figcaption{font-size:14px;margin-top:8px;color:var(--tx-sub-dark)}
.profile .sub{max-width:30em;margin:0}
.profile.large img{width:160px}
@media (min-width:768px){ .profile{gap:20px 32px} }
@media (min-width:768px){ .profile.large img{width:200px} }
.page-intro .profile figcaption{color:var(--tx-sub-dark)}

/* link lists */
.link-list{list-style:none;padding:0;margin:16px 0 0;display:grid;gap:10px}
@media (min-width:768px){ .link-list{grid-template-columns:repeat(2,1fr)} }
.link-list a{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:52px;padding:10px 18px;background:#fff;border:1px solid var(--bd-light);border-radius:12px;font-weight:700;text-decoration:none}
.link-list a::after{content:"↗";color:var(--cta)}
.link-list a:hover{border-color:var(--cta)}

/* final cta */
.final{background:var(--bg-dark);color:var(--tx-dark)}
.final p.sub{color:var(--tx-sub-dark)}
.final .btn{margin-top:18px}
.final .sub-link{margin-top:16px}
.final .sub-link a{color:var(--tx-sub-dark)}

/* watch page */
.watch-wrap{width:min(100%, calc(70vh * 9 / 16));width:min(100%, calc(70svh * 9 / 16));max-width:360px;margin:22px auto}
.watch-wrap video{width:100%;height:auto;aspect-ratio:9/16;background:#000;border-radius:14px;display:block}
.spec{border:1px solid var(--bd-dark);border-radius:12px;padding:6px 18px;margin:22px auto;max-width:560px}
.spec div{display:flex;justify-content:space-between;gap:16px;padding:9px 0;border-bottom:1px solid var(--bd-dark)}
.spec div:last-child{border-bottom:0}
.spec dt{color:var(--tx-sub-dark)}
.spec dd{margin:0;font-weight:700;text-align:right}
.watch-body{margin-inline:auto}
.watch-cta{margin-top:24px;padding-top:24px;border-top:1px solid var(--bd-dark)}

/* contact */
.contact-list{display:grid;gap:16px;margin:24px 0 0;padding:0;list-style:none;max-width:680px}
.contact-list .card .btn{margin-top:14px}
.template{background:#fff;border:1px solid var(--bd-light);border-radius:12px;padding:18px;white-space:pre-wrap;font-family:inherit;font-size:15px;line-height:1.8;max-width:680px;margin:16px 0}
.copy-status{min-height:1.6em;font-size:14px;color:var(--tx-sub-light);margin:8px 0 0}

/* prose (policy) */
.prose{max-width:680px}
.prose h2{font-size:22px;margin:40px 0 10px}
@media (min-width:1024px){ .prose h2{font-size:24px} }
.prose p{margin:0 0 14px}
.prose ul{padding-left:1.4em;margin:0 0 14px}
.prose li{margin-bottom:10px}
.prose .date{margin-top:40px;color:var(--tx-sub-light)}

/* service pages */
.terms{display:grid;gap:16px;margin-top:20px;max-width:680px}
.terms .card p{color:var(--tx-light)}
.cta-block{margin-top:28px}

/* 404 */
.notfound-links{list-style:none;padding:0;margin:24px 0 0;display:flex;flex-direction:column;gap:12px;max-width:360px}
@media (min-width:768px){ .notfound-links{flex-direction:row;max-width:none} }

/* footer */
.site-footer{background:var(--bg-dark);color:var(--tx-sub-dark);border-top:1px solid var(--bd-dark);padding:40px 0 calc(32px + env(safe-area-inset-bottom));font-size:14px}
.site-footer a{color:var(--tx-sub-dark);display:inline-flex;align-items:center;min-height:36px;text-decoration:none}
.site-footer a:hover{color:var(--tx-dark);text-decoration:underline}
.footer-logo img{height:36px;width:auto;margin-bottom:20px}
.footer-nav{display:grid;gap:20px 24px;grid-template-columns:repeat(2,1fr);margin-bottom:24px}
@media (min-width:768px){ .footer-nav{grid-template-columns:repeat(3,1fr)} }
@media (min-width:1024px){ .footer-nav{grid-template-columns:repeat(5,1fr)} }
@media (max-width:340px){ .footer-nav{grid-template-columns:1fr} }
.footer-nav h2{font-size:14px;color:var(--tx-dark);margin:0 0 4px;line-height:1.6}
.footer-nav ul{list-style:none;margin:0;padding:0}
.footer-copy{margin:0;color:var(--tx-sub-dark)}

/* fixed bar (mobile) */
.fixedbar{position:fixed;left:0;right:0;bottom:0;z-index:40;background:rgba(16,17,29,.97);border-top:1px solid var(--bd-dark);padding:10px 16px calc(10px + env(safe-area-inset-bottom));display:none;align-items:center;gap:14px}
.fixedbar.show{display:flex}
.fixedbar a.f-link{color:var(--tx-dark);font-weight:700;text-decoration:none;min-height:44px;display:inline-flex;align-items:center;padding:0 4px}
.fixedbar .btn{flex:1;min-height:48px}
@media (min-width:768px){ .fixedbar,.fixedbar.show{display:none} }