:root{--navy:#10264f;--ink:#1e2633;--muted:#5c6675;--red:#d7372f;--gold:#c8962c;--sky:#f5f8ff;--line:#dfe6f2;--card:#ffffff;--soft:#fff7e8}
*{box-sizing:border-box;min-width:0}
html{scroll-behavior:smooth;max-width:100%;overflow-x:hidden}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Yu Gothic",Meiryo,sans-serif;color:var(--ink);background:#fff;line-height:1.85;overflow-wrap:anywhere;word-break:break-word;overflow-x:hidden}
p,li,dt,dd,a,strong,span{overflow-wrap:anywhere;word-break:break-word}
a{color:#174f9f;text-decoration-thickness:.08em;text-underline-offset:.18em}
.site-header{background:linear-gradient(135deg,#10264f 0%,#173b76 52%,#842b35 100%);color:#fff}
.topbar{max-width:1120px;margin:0 auto;padding:14px 20px;display:flex;gap:18px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:800;font-size:1.08rem}
.site-brand{display:inline-flex;align-items:center;gap:12px;min-height:64px}
.site-brand-logo{display:block;height:64px;width:auto;max-width:180px;border-radius:8px;object-fit:contain;background:#000;border:1px solid rgba(255,255,255,.26);box-shadow:0 0 0 3px rgba(200,150,44,.22)}
.site-brand-text{display:flex;flex-direction:column;line-height:1.2}
.site-brand-text strong{font-size:1.08rem;letter-spacing:0}
.site-brand-text small{font-size:.76rem;color:#ffdd8a;font-weight:700;margin-top:3px}
.top-hero-image-wrap{width:100%;max-width:960px;margin:20px auto 22px;padding:0 16px;box-sizing:border-box}
.event-hero-image{display:block;width:100%;max-width:100%;height:auto;object-fit:contain;border-radius:8px;box-shadow:0 18px 50px rgba(0,0,0,.35);border:1px solid rgba(255,255,255,.12);margin:0 0 16px;background:#000}
.live-feature .event-hero-image{margin:0}
.mark{width:34px;height:34px;border-radius:50%;background:radial-gradient(circle at 50% 50%,#ffd978 0 12%,transparent 13%),radial-gradient(circle at 30% 30%,#fff 0 5%,transparent 6%),linear-gradient(135deg,#d7372f,#c8962c);box-shadow:0 0 0 3px rgba(255,255,255,.16)}
.channel-logo{width:38px;height:38px;border-radius:50%;object-fit:cover;background:#000;border:2px solid rgba(255,255,255,.82);box-shadow:0 0 0 3px rgba(200,150,44,.28)}
.nav{display:flex;gap:8px;flex-wrap:wrap}
.nav a{color:#fff;text-decoration:none;padding:8px 10px;border:1px solid rgba(255,255,255,.22);border-radius:8px;font-size:.92rem;background:rgba(255,255,255,.08)}
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#10264f 0%,#173b76 50%,#f8fbff 51%,#fff 100%)}
.hero:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 18% 22%,rgba(255,217,120,.9) 0 2px,transparent 3px),radial-gradient(circle at 28% 30%,rgba(255,255,255,.8) 0 1px,transparent 2px),radial-gradient(circle at 76% 18%,rgba(255,217,120,.75) 0 2px,transparent 3px),radial-gradient(circle at 82% 30%,rgba(215,55,47,.7) 0 1px,transparent 2px);opacity:.9}
.hero-inner{position:relative;max-width:1120px;margin:0 auto;padding:54px 20px 42px;color:#fff}
.eyebrow{margin:0 0 10px;color:#ffdd8a;font-weight:700}
h1{margin:0 0 16px;font-size:clamp(1.55rem,4.2vw,4.2rem);line-height:1.15;letter-spacing:0;max-width:100%;overflow-wrap:anywhere;word-break:break-word;white-space:normal}
.hero h1{width:100%;max-width:calc(100vw - 32px);overflow-wrap:anywhere;word-break:break-all;white-space:normal}
.hero p{max-width:780px;font-size:1.05rem;margin:0 0 22px}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap}
.button{display:inline-flex;align-items:center;gap:8px;border-radius:8px;padding:10px 14px;text-decoration:none;font-weight:700;border:1px solid var(--line);background:#fff;color:var(--navy)}
.button.primary{background:#d7372f;color:#fff;border-color:#d7372f}
.wrap{max-width:1120px;margin:0 auto;padding:28px 20px}
.breadcrumbs{font-size:.9rem;color:var(--muted);margin:10px 0 20px}
.breadcrumbs a{color:var(--muted)}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px;align-items:start}
main{min-width:0}
article{background:#fff}
.lead-box,.note-box{border-left:5px solid var(--gold);background:var(--soft);padding:16px 18px;border-radius:8px;margin:20px 0}
h2{font-size:1.55rem;line-height:1.35;margin:34px 0 12px;color:var(--navy)}
h3{font-size:1.15rem;margin:22px 0 8px;color:#24385f}
p{margin:0 0 16px}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.card{border:1px solid var(--line);border-radius:8px;background:var(--card);padding:18px;box-shadow:0 6px 18px rgba(16,38,79,.06)}
.card h2,.card h3{margin-top:0}
.card a{text-decoration:none}
.live-feature{border:1px solid rgba(200,150,44,.45);border-radius:8px;background:linear-gradient(135deg,#0f234a 0%,#173b76 58%,#7f2631 100%);color:#fff;padding:20px;margin:0 0 26px;box-shadow:0 12px 30px rgba(16,38,79,.18)}
.live-feature h2{color:#fff;margin:0 0 12px;font-size:1.45rem}
.live-feature-head{display:flex;gap:14px;align-items:center;margin-bottom:10px}
.live-feature-head .channel-logo{width:56px;height:56px;flex:0 0 auto}
.live-feature-head .site-brand-logo{height:64px;max-width:120px;flex:0 0 auto}
.live-feature-head h2{margin:0}
.live-feature-head p{margin:2px 0 0;color:#ffdd8a;font-weight:800}
.live-event{border:1px solid rgba(255,255,255,.2);border-radius:8px;padding:16px;background:rgba(255,255,255,.08);margin-top:14px}
.live-event:first-of-type{margin-top:0}
.live-feature .date{display:inline-flex;border:1px solid rgba(255,255,255,.28);border-radius:8px;padding:4px 10px;background:rgba(255,255,255,.1);font-weight:800;color:#ffdd8a;margin-bottom:10px}
.live-feature h3{color:#fff;margin:4px 0 8px;font-size:1.25rem}
.live-feature p{margin-bottom:10px}
.live-feature dl{display:grid;grid-template-columns:5em minmax(0,1fr);gap:6px 12px;margin:12px 0}
.live-feature dt{font-weight:800;color:#ffdd8a}
.live-feature dd{margin:0}
.live-feature .notes{border-top:1px solid rgba(255,255,255,.22);padding-top:10px;font-size:.95rem}
.live-feature .actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.live-feature .actions a{display:inline-flex;align-items:center;justify-content:center;border-radius:8px;padding:9px 12px;text-decoration:none;font-weight:800;background:#fff;color:#10264f}
.live-feature .actions a.primary{background:#d7372f;color:#fff}
.live-compact-list{margin-top:18px;border-top:1px solid rgba(255,255,255,.22);padding-top:14px}
.live-compact-list h3{margin:0 0 10px;color:#fff;font-size:1.05rem}
.live-compact{border:1px solid rgba(255,255,255,.2);border-radius:8px;padding:14px;background:rgba(255,255,255,.06)}
.live-compact + .live-compact{margin-top:12px}
.live-compact .compact-title{font-size:1.08rem;font-weight:800;margin:4px 0 8px;color:#fff}
.live-compact dl{grid-template-columns:5em minmax(0,1fr)}
.live-feature .mini-links{margin-top:12px;display:flex;gap:10px;flex-wrap:wrap}
.live-feature .mini-links a{color:#fff;font-weight:700}
.live-feature .live-compact-list .live-compact:nth-of-type(n+5){display:none}
.checklist{display:grid;gap:10px;margin:16px 0;padding:0;list-style:none}
.checklist li{padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:#fbfdff}
.checklist li:before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--red);margin-right:10px}
.faq{border-top:1px solid var(--line);margin-top:18px}
.faq details{border-bottom:1px solid var(--line);padding:14px 0}
.faq summary{cursor:pointer;font-weight:700;color:var(--navy)}
.sidebar{position:sticky;top:12px;display:grid;gap:16px}
.side-box{border:1px solid var(--line);border-radius:8px;padding:16px;background:#fbfdff}
.side-box h2{font-size:1rem;margin:0 0 10px}
.side-box ul{margin:0;padding-left:1.2em}
.related{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:20px}
.related a{display:block;border:1px solid var(--line);border-radius:8px;padding:12px;background:#fff;text-decoration:none;font-weight:700}
.site-footer{margin-top:42px;background:#10264f;color:#fff}
.site-footer .wrap{display:grid;gap:14px}
.footer-links{display:flex;gap:12px;flex-wrap:wrap}
.footer-links a{color:#fff}
.form-panel{border:1px solid var(--line);border-radius:8px;padding:18px;background:#fbfdff}
.form-row{display:grid;gap:6px;margin-bottom:12px}
input,textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:10px;font:inherit}
textarea{min-height:150px}
.ad-placeholder{display:none}
.site-header{background:linear-gradient(135deg,#081426 0%,#0b1730 48%,#10203d 100%);border-bottom:1px solid rgba(247,201,72,.24);box-shadow:0 10px 28px rgba(0,0,0,.22)}
body{background:radial-gradient(circle at 12% 6%,rgba(255,140,66,.10),transparent 24%),radial-gradient(circle at 86% 8%,rgba(93,173,226,.11),transparent 20%),linear-gradient(180deg,#081426 0%,#0b1730 44%,#10203d 100%);color:#e8eef8}
a{color:#93c5fd}
a:hover{color:#f7c948}
.nav a{background:rgba(255,255,255,.07);border-color:rgba(247,201,72,.22);color:#f8fafc}
.nav a:hover{background:rgba(247,201,72,.14);border-color:rgba(247,201,72,.62)}
.hero{background:radial-gradient(circle at 20% 18%,rgba(247,201,72,.16),transparent 18%),radial-gradient(circle at 76% 16%,rgba(255,90,95,.13),transparent 18%),linear-gradient(180deg,#081426 0%,#0b1730 58%,#10203d 100%)}
.hero:before{opacity:.65}
.hero-inner{width:100%;padding-top:58px;color:#fff}
.hero p{color:#dbe7f6}
.hero:after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 18% 22%,rgba(255,255,255,.65) 0 1px,transparent 2px),radial-gradient(circle at 24% 28%,rgba(247,201,72,.72) 0 1px,transparent 2px),radial-gradient(circle at 82% 20%,rgba(125,211,252,.62) 0 1px,transparent 2px),radial-gradient(circle at 74% 34%,rgba(255,90,95,.55) 0 1px,transparent 2px);pointer-events:none}
.hero-brand-card{position:relative;z-index:1;display:inline-flex;align-items:center;gap:12px;margin:0 0 18px;padding:10px 12px;border:1px solid rgba(247,201,72,.28);border-radius:8px;background:rgba(255,255,255,.07);box-shadow:0 14px 30px rgba(0,0,0,.18)}
.hero-logo{display:block;width:64px;height:64px;object-fit:contain;border-radius:8px;background:#000;box-shadow:0 0 0 2px rgba(247,201,72,.28)}
.hero-brand-card strong{display:block;color:#fff;font-size:.98rem;line-height:1.25}
.hero-brand-card span{display:block;color:#ffdd8a;font-size:.78rem;font-weight:700;line-height:1.35;margin-top:2px}
.hero-badges{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.hero-badges span{display:inline-flex;align-items:center;border:1px solid rgba(247,201,72,.36);border-radius:999px;background:rgba(255,255,255,.07);color:#f8fafc;font-size:.84rem;font-weight:800;padding:5px 10px}
.wrap{color:#e8eef8}
.wrap,.hero-inner,.live-feature,.live-event,.live-compact,.card,.lead-box,.note-box,.side-box,.form-panel{max-width:100%}
.breadcrumbs{color:#aab8cf}
.breadcrumbs a{color:#c8d5e8}
article{background:transparent}
.lead-box,.note-box,.form-panel,.side-box{border-color:rgba(247,201,72,.24);background:rgba(255,255,255,.075);color:#e8eef8;box-shadow:0 12px 28px rgba(0,0,0,.16)}
.card{position:relative;overflow:hidden;border-color:rgba(255,255,255,.13);background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.045));box-shadow:0 14px 34px rgba(0,0,0,.20);color:#e8eef8}
.card:before{content:"";position:absolute;right:-48px;top:-48px;width:128px;height:128px;background:radial-gradient(circle,rgba(247,201,72,.14),transparent 66%);pointer-events:none}
.card h2,.card h3,.side-box h2,.form-panel h2{color:#fff}
h2{position:relative;color:#fff;border-left:4px solid #f7c948;padding-left:12px;overflow-wrap:anywhere;word-break:break-word}
h2:after{content:"";display:block;width:96px;height:2px;margin-top:8px;background:linear-gradient(90deg,#f7c948,rgba(247,201,72,0))}
h3{color:#f7c948;overflow-wrap:anywhere;word-break:break-word}
.card a,.related a{color:#c7e0ff}
.button{background:rgba(255,255,255,.08);border-color:rgba(247,201,72,.45);color:#fff;border-radius:999px;box-shadow:0 10px 22px rgba(0,0,0,.14)}
.button.primary{background:#f7c948;color:#111827;border-color:#f7c948}
.button:hover{background:rgba(247,201,72,.16);color:#fff;transform:translateY(-1px)}
.button.primary:hover{background:#ffdd73;color:#111827}
.live-feature{background:radial-gradient(circle at 18% 12%,rgba(247,201,72,.18),transparent 20%),radial-gradient(circle at 88% 6%,rgba(93,173,226,.16),transparent 22%),linear-gradient(135deg,#081426 0%,#0b1730 52%,#3b1735 100%);border-color:rgba(247,201,72,.38);box-shadow:0 20px 38px rgba(0,0,0,.28)}
.live-event,.live-compact{position:relative;overflow:hidden;background:linear-gradient(180deg,rgba(255,255,255,.09),rgba(255,255,255,.05));border-color:rgba(255,255,255,.16);border-top:3px solid rgba(247,201,72,.72);box-shadow:0 12px 30px rgba(0,0,0,.20)}
.live-event:before,.live-compact:before{content:"";position:absolute;right:-42px;top:-42px;width:132px;height:132px;background:radial-gradient(circle,rgba(247,201,72,.16),transparent 64%);pointer-events:none}
.live-event:first-of-type{border-color:rgba(247,201,72,.48);box-shadow:0 18px 46px rgba(247,201,72,.10)}
.live-event:first-of-type:after{content:"直近のライブ配信予定";position:absolute;right:14px;top:14px;border-radius:999px;background:linear-gradient(90deg,#f7c948,#ff8c42);color:#111827;font-size:.78rem;font-weight:900;padding:4px 10px}
.live-feature .actions a{background:#f7c948;color:#111827;border:1px solid #f7c948}
.live-feature .actions a.primary{background:#ff5a5f;color:#fff;border-color:#ff5a5f}
.live-feature .date{border-radius:999px}
.live-feature .actions a{border-radius:999px;box-shadow:0 8px 20px rgba(0,0,0,.18)}
.live-feature dl{position:relative}
.live-feature dd strong,.live-feature .compact-title{color:#fff}
.live-feature dt{letter-spacing:.02em}
.live-feature .date{background:rgba(247,201,72,.16);border-color:rgba(247,201,72,.45);color:#f7c948}
.live-compact .compact-title{font-size:1.1rem;overflow-wrap:anywhere;word-break:break-word}
.notes,.notice-card{background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.13);border-left:4px solid #ff8c42;border-radius:8px;padding:10px 12px;color:#e5edf7}
.badge-live,.badge-featured,.badge-blue{display:inline-flex;align-items:center;border-radius:999px;padding:4px 9px;font-size:.82rem;font-weight:800}
.badge-live{background:rgba(255,90,95,.18);color:#ffb4b8;border:1px solid rgba(255,90,95,.4)}
.badge-featured{background:rgba(247,201,72,.18);color:#f7c948;border:1px solid rgba(247,201,72,.45)}
.badge-blue{background:rgba(93,173,226,.18);color:#93c5fd;border:1px solid rgba(93,173,226,.45)}
.info-chip{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.13);border-radius:999px;padding:5px 10px;color:#f8fafc}
.info-chip strong{color:#f7c948}
.live-feature .mini-links a{color:#c7e0ff}
.checklist li{border-color:rgba(255,255,255,.13);background:rgba(255,255,255,.075);color:#e8eef8}
.checklist li:before{background:#f7c948}
.faq{border-top-color:rgba(255,255,255,.16)}
.faq details{border-bottom-color:rgba(255,255,255,.16);background:rgba(255,255,255,.055);padding:14px 12px;border-left:3px solid rgba(247,201,72,.38)}
.faq summary{color:#fff}
.related a{border-color:rgba(255,255,255,.13);background:rgba(255,255,255,.075)}
.site-footer{background:linear-gradient(180deg,#081426 0%,#061020 100%);border-top:1px solid rgba(247,201,72,.24);color:#dbe7f6}
.footer-links a{color:#c7e0ff}
input,textarea{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.18);color:#fff}
input:focus,textarea:focus,a:focus-visible,.button:focus-visible{outline:2px solid #f7c948;outline-offset:2px}
table{border-collapse:collapse;width:100%;background:rgba(255,255,255,.06);color:#e8eef8}
th,td{border:1px solid rgba(255,255,255,.14);padding:10px}
th{background:rgba(255,255,255,.1);color:#fff}
@media (max-width:860px){.layout{grid-template-columns:1fr}.sidebar{position:static}.grid{grid-template-columns:1fr 1fr}.hero-inner{padding-top:42px}.nav a{font-size:.86rem}}
@media (max-width:520px){.topbar{align-items:flex-start}.site-brand{min-height:52px;gap:9px}.site-brand-logo{height:52px;max-width:138px}.site-brand-text strong{font-size:.98rem}.site-brand-text small{font-size:.7rem}.nav{width:100%;display:grid;grid-template-columns:1fr 1fr}.grid,.related{grid-template-columns:1fr}.wrap{padding-left:16px;padding-right:16px}.hero-inner{width:100%;max-width:100vw;padding:34px 16px 32px}.hero h1{display:block;width:100%;max-width:100%;white-space:normal}.hero p{max-width:100%}.hero-brand-card{display:flex;width:100%;gap:10px;padding:9px}.hero-logo{width:52px;height:52px}.hero-actions{display:grid}.hero-badges span{font-size:.78rem;padding:4px 8px}.button{justify-content:center}h1{font-size:1.55rem;line-height:1.28}h2{font-size:1.35rem}h1,h2,h3,p,li,dd,dt,a,strong,span,.compact-title{overflow-wrap:anywhere;word-break:break-all;white-space:normal}}
@media (max-width:520px){.top-hero-image-wrap{max-width:100%;margin:16px auto 18px;padding:0 12px}.event-hero-image{border-radius:8px}.live-event,.live-compact,.card{padding:15px}.live-event:first-of-type:after{position:static;display:inline-flex;margin:4px 0 10px}.live-feature dl{grid-template-columns:1fr}.live-feature dd{padding-bottom:4px}.live-feature .actions{display:grid}.live-feature .actions a{width:100%}}