/* =========================================================
   event.css — イベント詳細ページ専用スタイル
   ========================================================= */

/* ===== Page hero ===== */
.page-hero{position:relative;height:300px;overflow:hidden;background:#1c2a3a}
.page-hero .bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:saturate(.9)}
.page-hero .overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,32,50,.35),rgba(20,32,50,.78))}
.page-hero .inner{position:relative;max-width:1180px;margin:0 auto;height:100%;padding:0 28px;display:flex;flex-direction:column;justify-content:center}
.page-hero .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:#fff;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);padding:6px 14px;border-radius:999px;align-self:flex-start;margin-bottom:16px}
.page-hero h1{font-family:'Noto Serif JP',serif;font-size:40px;font-weight:700;color:#fff;line-height:1.45;letter-spacing:.04em;text-shadow:0 2px 14px rgba(20,32,50,.4)}
.page-hero .sub{margin-top:12px;font-size:15px;color:#e3ecf6;letter-spacing:.02em}

/* ===== Breadcrumb ===== */
.breadcrumb{background:#f5f8fc;border-bottom:1px solid #e7ecf2}
.breadcrumb ol{max-width:1180px;margin:0 auto;padding:12px 28px;display:flex;flex-wrap:wrap;gap:8px;list-style:none;font-size:12.5px;color:#7d8896;font-family:'Roboto','Noto Sans JP',sans-serif}
.breadcrumb a{color:var(--navy)}
.breadcrumb a:hover{text-decoration:underline}
.breadcrumb li+li::before{content:'›';margin-right:8px;color:#aebac8}

/* ===== Article layout ===== */
.article{max-width:1180px;margin:0 auto;padding:48px 28px 8px;display:grid;grid-template-columns:1fr 320px;gap:48px;align-items:start}
.article .main-col{min-width:0}
.block{margin-bottom:44px}
.block-title{font-size:22px;font-weight:700;color:#1c2a3a;display:flex;align-items:center;gap:11px;margin-bottom:20px}
.block-title .bar{width:5px;height:22px;background:var(--navy);border-radius:3px;display:inline-block}
.lead{font-size:15px;line-height:2;color:#41526a}

/* ===== Overview table ===== */
.overview{border:1px solid #e7ecf2;border-radius:12px;overflow:hidden;box-shadow:0 2px 10px rgba(20,40,70,.04)}
.overview dl{display:grid;grid-template-columns:148px 1fr}
.overview dt,.overview dd{padding:16px 20px;border-bottom:1px solid #eef2f6;font-size:14.5px}
.overview dt{background:#f7faff;font-weight:700;color:#2b3744;display:flex;align-items:center;gap:8px}
.overview dd{color:#41526a;line-height:1.7}
.overview dl>dt:last-of-type,.overview dl>dd:last-of-type{border-bottom:0}
.overview .fee-free{display:inline-block;font-size:12px;font-weight:700;color:#fff;background:var(--green);padding:2px 10px;border-radius:4px;margin-right:8px}

/* ===== Schedule timeline ===== */
.timeline{position:relative;margin-left:6px;padding-left:26px}
.timeline::before{content:'';position:absolute;left:5px;top:6px;bottom:6px;width:2px;background:#dbe6f2}
.tl-item{position:relative;padding:0 0 22px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:'';position:absolute;left:-26px;top:4px;width:12px;height:12px;border-radius:50%;background:#fff;border:3px solid var(--navy)}
.tl-time{font-family:'Roboto',sans-serif;font-size:13px;font-weight:700;color:var(--navy);margin-bottom:3px}
.tl-name{font-size:15px;font-weight:700;color:#1c2a3a}
.tl-desc{font-size:13px;color:#67727f;line-height:1.7;margin-top:3px}

/* ===== Two-day schedule cards ===== */
.daysched{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.day-card{border:1px solid #e7ecf2;border-radius:12px;overflow:hidden;background:#fff;box-shadow:0 2px 10px rgba(20,40,70,.04)}
.day-card .top{background:#f7faff;padding:14px 18px;border-bottom:1px solid #eef2f6;display:flex;align-items:baseline;gap:10px}
.day-card .top .dnum{font-family:'Roboto',sans-serif;font-size:22px;font-weight:700;color:var(--navy);line-height:1}
.day-card .top .dlabel{font-size:13px;color:#67727f}
.day-card .body{padding:18px}
.day-card .talk-tag{display:inline-block;font-size:11.5px;font-weight:700;color:#fff;background:var(--green);padding:3px 10px;border-radius:4px;margin-bottom:10px}
.day-card .talk-title{font-size:15.5px;font-weight:700;color:#1c2a3a;line-height:1.6;margin-bottom:8px}
.day-card .talk-desc{font-size:13px;color:#67727f;line-height:1.8}
.notice{display:flex;gap:10px;align-items:flex-start;background:#fff8e8;border:1px solid #f3e2b8;border-radius:10px;padding:14px 16px;font-size:13.5px;color:#7a6320;line-height:1.7;margin-top:18px}
.notice svg{flex:none;margin-top:2px}

/* ===== Speaker card ===== */
.speaker{display:flex;gap:20px;border:1px solid #e7ecf2;border-radius:12px;padding:22px;background:#fff;box-shadow:0 2px 10px rgba(20,40,70,.04)}
.speaker .photo{flex:none;width:96px;height:96px;border-radius:50%;background:#e3edf8 center/cover;display:flex;align-items:center;justify-content:center;color:#9fb6d4}
.speaker .role{font-size:12px;font-weight:700;color:var(--navy);margin-bottom:4px}
.speaker .sp-name{font-size:18px;font-weight:700;color:#1c2a3a;margin-bottom:8px}
.speaker .sp-name small{font-size:13px;color:#7d8896;font-weight:500;margin-left:6px}
.speaker .topic{font-size:14px;color:#41526a;line-height:1.8}
.speaker .topic b{color:#1c2a3a}

/* ===== Access ===== */
.map-wrap{border-radius:12px;overflow:hidden;border:1px solid #e7ecf2;height:300px;background:#eef2f7;position:relative}
.map-wrap iframe{width:100%;height:100%;border:0;display:block}
.map-placeholder{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:#90a0b5;font-size:13.5px;text-align:center;background:repeating-linear-gradient(45deg,#eef2f7 0 12px,#e9eef4 12px 24px)}
.access-addr{margin-top:16px;font-size:14px;color:#41526a;line-height:1.9}
.access-addr b{color:#1c2a3a}

/* ===== Sidebar ===== */
.sidebar{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.apply-card{border:1px solid #c9d9ee;border-radius:14px;overflow:hidden;box-shadow:0 6px 18px rgba(20,40,70,.08)}
.apply-card .head{background:linear-gradient(135deg,#2a6abf,#1c4e8a);color:#fff;padding:18px 20px}
.apply-card .head .ttl{font-size:17px;font-weight:700}
.apply-card .head .dl{font-size:12.5px;color:#d6e4f7;margin-top:4px}
.apply-card .body{padding:20px;background:#fff;display:flex;flex-direction:column;gap:12px}
.apply-card .note{font-size:12.5px;color:#67727f;line-height:1.7}
.btn-apply{display:flex;align-items:center;justify-content:center;gap:8px;background:var(--navy);color:#fff;font-size:15px;font-weight:700;padding:15px;border-radius:8px;box-shadow:0 4px 12px rgba(28,78,138,.25);transition:filter .2s}
.btn-apply:hover{filter:brightness(1.08)}
.btn-line-apply{display:flex;align-items:center;justify-content:center;gap:8px;background:linear-gradient(180deg,#2ec457,#1faa46);color:#fff;font-size:14px;font-weight:700;padding:13px;border-radius:8px;box-shadow:0 4px 10px rgba(31,170,70,.25);transition:filter .2s}
.btn-line-apply:hover{filter:brightness(1.05)}
.info-card{border:1px solid #e7ecf2;border-radius:12px;padding:18px 20px;background:#f8fafd}
.info-card h4{font-size:14px;font-weight:700;color:#1c2a3a;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.info-card p{font-size:13px;color:#5b6675;line-height:1.85}
.info-card a{color:var(--navy)}
.info-card a:hover{text-decoration:underline}

/* ===== Back link ===== */
.back-row{max-width:1180px;margin:0 auto;padding:8px 28px 40px}
.back-link{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--navy);border:1.5px solid #b9cce4;border-radius:8px;padding:11px 20px;transition:background .2s}
.back-link:hover{background:#f5f9ff}

/* ===== Responsive ===== */
@media (max-width:900px){
  .article{grid-template-columns:1fr;gap:36px}
  .sidebar{position:static;flex-direction:row;flex-wrap:wrap}
  .sidebar>*{flex:1;min-width:260px}
}
@media (max-width:768px){
  .page-hero{height:240px}
  .page-hero h1{font-size:27px}
  .article{padding:32px 24px 8px}
  .breadcrumb ol{padding:12px 24px}
  .back-row{padding:8px 24px 36px}
  .overview dl{grid-template-columns:108px 1fr}
  .overview dt,.overview dd{padding:13px 14px;font-size:13.5px}
  .speaker{flex-direction:column}
}
@media (max-width:480px){
  .page-hero{height:208px}
  .page-hero h1{font-size:22px}
  .page-hero .sub{font-size:13px}
  .overview dl{grid-template-columns:1fr}
  .overview dt{border-bottom:0;padding-bottom:2px}
  .overview dd{padding-top:4px}
}