/* v030 の LINE から開くページ(便りの目次・便り02・視聴ページ)。LP と同じ深海の紺と金。PC も幅480pxの1列。2026-09-29 Claude Code Opus 5.5 */
:root{--bg:#061b27;--ink:#eef3f6;--sub:#b9c9d2;--gold:#e3c98f;--glass:rgba(6,26,38,.72);--line:rgba(227,201,143,.28)}
*{box-sizing:border-box}
html{background:var(--bg)}
body{margin:0;background:radial-gradient(ellipse at 50% 0,#123747 0,transparent 55%),var(--bg);color:var(--ink);font-family:"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic","Noto Sans JP",sans-serif;font-size:15px;line-height:1.85;-webkit-text-size-adjust:100%}
img,video{max-width:100%;display:block}
a{color:var(--gold)}
a:focus-visible,summary:focus-visible,.rail:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
.pg{max-width:480px;margin:0 auto;padding:0 0 110px}
.pg-hero{margin:0}
.pg-hero img{width:100%;height:auto}
.pg-lead{margin:22px 16px 0;text-align:center;font-family:"Hiragino Mincho ProN","Yu Mincho","Noto Serif JP",serif;font-size:17px;line-height:1.9;color:#f4ecd9;word-break:keep-all;overflow-wrap:anywhere}
.pg-kicker{margin:26px 16px 0;text-align:center;color:var(--gold);font-size:13.5px;letter-spacing:.04em;word-break:keep-all;overflow-wrap:anywhere}
.pg-h1{margin:10px 16px 0;text-align:center;font-size:15px;letter-spacing:.12em;color:var(--sub);font-weight:600}
.pg-h1 span{display:block;margin-top:6px;font-size:26px;letter-spacing:.02em;color:#fff;font-weight:800;line-height:1.45}
.pg-note,.cap{margin:12px 16px 0;color:#a9bdc7;font-size:12.5px;line-height:1.75;word-break:keep-all;overflow-wrap:anywhere}
.cap.c{text-align:center}
.pg-more{margin:16px 16px 0;text-align:center;font-size:14px}
.lt-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px 10px;margin:22px 12px 0}
.lt-card{display:flex;flex-direction:column;gap:6px;text-decoration:none;color:var(--ink);min-width:0}
.lt-card img{width:100%;height:auto;aspect-ratio:2/3;border-radius:12px;box-shadow:0 0 0 1px var(--line),0 12px 28px rgba(0,0,0,.4)}
.lt-card:not(.is-open) img{filter:saturate(.55) brightness(.62)}
.lt-when{font-size:12px;color:var(--gold);letter-spacing:.06em}
.lt-go{display:inline-flex;justify-content:center;padding:8px 10px;border-radius:999px;background:linear-gradient(180deg,#f3d995,#d8b465);color:#1c1406;font-weight:800;font-size:14px}
.lt-wait{font-size:12.5px;color:#a9bdc7}
.tl{margin:26px 16px 0;padding:18px 18px 16px;border:1px solid var(--line);border-radius:16px;background:var(--glass)}
.tl-time{margin:0;color:var(--gold);font-weight:800;font-size:20px;letter-spacing:.04em}
.tl h2{margin:2px 0 10px;font-size:19px;line-height:1.5}
.tl p{margin:0 0 10px;word-break:normal;line-break:strict}
.tl blockquote{margin:0 0 8px;padding:12px 14px;border-left:2px solid rgba(227,201,143,.6);background:rgba(255,255,255,.04);border-radius:0 10px 10px 0}
.tl blockquote p{font-family:"Hiragino Mincho ProN","Yu Mincho","Noto Serif JP",serif;color:#f4ecd9;font-size:15px}
.tl .omit{color:#a9bdc7;font-size:13px}
.aside{margin:14px 0 0;padding:12px 14px;border-radius:12px;background:rgba(227,201,143,.08);border:1px dashed rgba(227,201,143,.4)}
.aside .who{margin:0 0 4px;color:var(--gold);font-size:12.5px;letter-spacing:.06em}
.aside p{margin:0}
.rail-hint{margin:14px 0 8px;color:var(--gold);font-size:13px}
.blk .rail-hint{margin:10px 16px 8px}
.rail{display:flex;gap:10px;overflow-x:auto;overscroll-behavior-x:contain;scroll-snap-type:x mandatory;padding:2px 2px 10px;scrollbar-width:thin}
.blk .rail{padding:2px 16px 10px}
.rail-item{flex:0 0 64%;margin:0;scroll-snap-align:start;min-width:0}
.rail-item.sm{flex-basis:44%}
.rail-item img{width:100%;height:auto;border-radius:10px;box-shadow:0 0 0 1px var(--line)}
.rail-item figcaption{margin:6px 0 0;font-size:12.5px;line-height:1.5;color:#a9bdc7}
.rail-item figcaption b{display:block;color:var(--ink);font-size:13px}
.pg-end{margin:34px 16px 0;padding:26px 18px 22px;border:1px solid rgba(227,201,143,.34);border-radius:20px;background:var(--glass);text-align:center}
.pg-end-h{margin:0 0 10px;font-family:"Hiragino Mincho ProN","Yu Mincho","Noto Serif JP",serif;font-size:23px;line-height:1.55;color:#f4ecd9}
.btn{display:flex;align-items:center;justify-content:center;min-height:58px;margin:18px 0 0;padding:10px 18px;border-radius:999px;background:linear-gradient(180deg,#f3d995,#d8b465);color:#1c1406;font-weight:800;font-size:16px;text-decoration:none;word-break:keep-all;box-shadow:0 10px 26px rgba(0,0,0,.35)}
.player{margin:18px 0 0}
.player video{width:100%;height:auto;background:#000}
.soon{position:relative}
.soon img{width:100%;height:auto}
.soon p{position:absolute;left:12px;right:12px;bottom:14px;margin:0;padding:10px 12px;border-radius:12px;background:rgba(4,18,28,.86);text-align:center;font-weight:700;color:var(--gold)}
.facts{margin:18px 16px 0;padding:18px;border:1px solid var(--line);border-radius:18px;background:var(--glass);text-align:center}
.facts-date{margin:0;font-weight:700;line-height:1.7}
.facts-date small{font-weight:400;color:var(--sub)}
.chips{display:flex;flex-wrap:wrap;justify-content:center;gap:6px 8px;margin:12px 0 0}
.chips span{display:inline-flex;min-height:30px;align-items:center;padding:3px 12px;border-radius:999px;border:1px solid rgba(227,201,143,.45);color:var(--gold);font-size:13px;white-space:nowrap}
.blk{margin:36px 0 0}
.blk h2{margin:0 16px 8px;font-size:22px;line-height:1.5;font-weight:800}
.blk>p{margin:10px 16px 0}
.blk .pg-hero{margin-top:10px}
.offer{margin:36px 16px 0;padding:22px 18px;border:1px solid rgba(227,201,143,.34);border-radius:20px;background:var(--glass)}
.offer h2{margin:0 0 12px;font-family:"Hiragino Mincho ProN","Yu Mincho","Noto Serif JP",serif;font-weight:600;color:#f4ecd9}
.offer ul{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.offer li{padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.08);color:var(--sub);font-size:14px;line-height:1.75}
.offer li b{display:block;color:var(--ink);font-size:15.5px}
.price{margin:18px 0 0;text-align:center;font-size:38px;font-weight:800;letter-spacing:.02em}
.price span{font-size:14px;font-weight:600;margin-left:4px}
.offer .cap{margin-left:0;margin-right:0}
.steps{margin:14px 0 0;padding-left:1.3em;color:var(--sub);font-size:14px;line-height:1.8}
.faq{margin:30px 16px 0}
.faq details{border-bottom:1px solid rgba(255,255,255,.1);padding:12px 0}
.faq summary{cursor:pointer;font-weight:700}
.faq p{margin:8px 0 0;color:var(--sub);font-size:14px}
.bar{position:fixed;left:0;right:0;bottom:0;z-index:20;display:flex;align-items:center;gap:10px;max-width:480px;margin:0 auto;padding:8px 10px calc(8px + env(safe-area-inset-bottom,0px));background:rgba(4,18,28,.94);border-top:1px solid var(--line);border-radius:14px 14px 0 0}
.bar[hidden]{display:none}
.bar p{margin:0;font-size:12px;line-height:1.3;white-space:nowrap}
.bar a{flex:1;display:flex;align-items:center;justify-content:center;min-height:48px;border-radius:10px;background:linear-gradient(180deg,#f3d995,#d8b465);color:#1c1406;font-weight:800;text-decoration:none}
footer{max-width:480px;margin:40px auto 0;padding:0 16px 30px;text-align:center;color:#8aa0ad;font-size:12px}
footer p{margin:4px 0}
.pg-h1 span{word-break:keep-all;overflow-wrap:anywhere}
.rail{scroll-padding-inline:16px}
.tl .rail{scroll-padding-inline:0}

/* v031 PC(本人「PCをメインにするわ」): 視聴ページだけ、動画と作品の並びを広げる。文は読みやすい幅のまま */
@media (min-width:1024px){
  .pg-watch{max-width:1040px;padding-left:32px;padding-right:32px}
  .pg-watch>*{max-width:640px;margin-left:auto;margin-right:auto}
  .pg-watch>.player{max-width:none}
  .pg-watch>.blk:has(.rail){max-width:none}
  .pg-watch>.blk:has(.rail)>h2,.pg-watch>.blk:has(.rail)>p{max-width:640px;margin-left:auto;margin-right:auto;text-align:center}
  .pg-watch .blk .rail{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;overflow:visible;padding:4px 0 10px;align-items:start}
  .pg-watch .blk .rail-item.sm{flex:none}
  .pg-watch .blk .rail-hint{display:none}
  .pg-watch .blk .pg-hero{max-width:440px;margin:10px auto 0}
  /* 動画が届くまでの縦の表紙は、PC では縦に長くなりすぎないように */
  .pg-watch>.player .soon{max-width:440px;margin:0 auto}
}

/* v033: 勉強会の年間スケジュール */
.study-list{list-style:none;margin:20px 16px 0;padding:0;display:grid;gap:8px}
.study-list li{display:grid;grid-template-columns:4.2em 9.5em 1fr;align-items:baseline;gap:6px 10px;padding:10px 12px;border:1px solid var(--line);border-radius:10px;font-size:14px}
.study-list li b{color:var(--ink)}
.study-list li .d{color:#c9d6de}
.study-list li .m{color:#9fb3bf;font-size:12.5px}
.study-list li .t{grid-column:2/-1;color:var(--ink);font-weight:700}
.study-list li.done .m{grid-column:2/-1;color:#e3c98f}
.study-list li.next{border-color:rgba(227,201,143,.6)}
@media (min-width:1024px){.pg-study{max-width:720px}}