/* corrected viewer */
:root{--bg-a:#f8fcff;--bg-b:#ebf8ff;--bg-c:#ffffff;--panel:#ffffff;--line:#d5ebfb;--line-soft:#edf6fc;--navy:#0f63ab;--navy-2:#2e7dc3;--sky:#69c9ff;--sky-soft:#e3f5ff;--text:#194b73;--sub:#5f89ad;--active:#dff3ff;--star:#f2b73c;--conversation:#eef7ff;--conversation-line:#82c8ff;--tab-active-top:#9ed9ff;--tab-active-bottom:#d9f2ff}
*{box-sizing:border-box}html,body{margin:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Noto Sans JP",sans-serif;color:var(--text);background:radial-gradient(1200px 600px at 0% 0%,rgba(255,255,255,.96) 0%,rgba(255,255,255,0) 55%),radial-gradient(1200px 700px at 100% 10%,rgba(105,201,255,.16) 0%,rgba(105,201,255,0) 50%),linear-gradient(180deg,var(--bg-a) 0%,var(--bg-b) 52%,var(--bg-c) 100%);background-attachment:fixed}
.site-header{position:sticky;top:0;z-index:30;background:rgba(248,252,255,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.header-inner{max-width:1220px;margin:0 auto;padding:14px 18px 10px;display:flex;justify-content:space-between;gap:12px;align-items:flex-start}
.brand h1{margin:0;font-size:24px;line-height:1.1;color:var(--navy)}.brand p{margin:5px 0 0;font-size:12px;color:var(--sub)}.header-note{margin-top:8px;font-size:11px;line-height:1.6;color:var(--sub);max-width:780px}.master-volume{display:inline-flex;gap:8px;align-items:center;color:var(--navy-2);font-size:13px}.master-volume input{width:100px;accent-color:var(--navy-2)}
.tabs-outer{max-width:1220px;margin:0 auto;padding:0 18px;overflow-x:auto;overflow-y:hidden;scrollbar-width:thin;scrollbar-color:var(--navy) transparent}.tabs-outer::-webkit-scrollbar{height:5px}.tabs-outer::-webkit-scrollbar-thumb{background:var(--navy)}.tabs{min-width:max-content;display:flex;align-items:flex-end;gap:0;padding-top:2px}
.tab{position:relative;border:1px solid #bfdff4;border-bottom:none;border-radius:10px 10px 0 0;background:linear-gradient(180deg,#eef6fc,#d9e9f6);color:#3f5d77;padding:5px 16px 6px;font-size:11px;white-space:nowrap;cursor:pointer;margin-right:-8px;box-shadow:inset 0 1px 0 rgba(255,255,255,.85)}
.tab.active{z-index:2;background:linear-gradient(180deg,var(--tab-active-top),var(--tab-active-bottom));color:#0b4f88;border-color:#6fc8ff;box-shadow:0 -2px 8px rgba(41,123,195,.14), inset 0 1px 0 rgba(255,255,255,.95);font-weight:700}
.page{max-width:1220px;margin:0 auto;padding:16px 18px 26px}.protocol-notice{margin-bottom:14px;padding:10px 12px;border:1px solid #f4d58a;background:#fff7dc;color:#7a5a00;font-size:12px;line-height:1.6}
.media-panel{position:sticky;top:96px;z-index:15;margin-bottom:14px;border:1px solid var(--line);background:var(--panel);box-shadow:0 12px 30px rgba(13,97,171,.08)}.media-bar{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:10px 12px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#ffffff,#eef9ff)}.media-title-wrap{min-width:0}#mediaTitle{color:var(--navy);font-size:14px;font-weight:600}#mediaSub{color:var(--sub);font-size:12px;margin-top:3px}.media-body{background:#07131d}.media-body iframe{width:100%;height:min(56vw,420px);display:block;border:none}.media-body img{width:100%;max-height:420px;object-fit:contain;display:block;background:#f7fbff}
.hidden{display:none!important}.list-shell{border:1px solid var(--line);background:var(--panel);box-shadow:0 10px 26px rgba(13,97,171,.05)}.list-bar{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 12px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#ffffff,#f2fbff)}.line-btn{border:1px solid #bfe6ff;background:linear-gradient(180deg,#ffffff,#edf9ff);color:var(--navy);padding:7px 11px;cursor:pointer}.result-info{font-size:12px;color:var(--sub)}
.conversation-list{border-bottom:1px solid var(--line-soft)}.conversation-item{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center;margin:10px 10px 12px;padding:12px 14px;border:1px solid #c6e7fb;background:linear-gradient(180deg,var(--conversation),#ffffff 70%);box-shadow:0 8px 20px rgba(13,97,171,.06);position:relative}.conversation-item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:7px;background:var(--conversation-line)}.conversation-title{font-size:13px;font-weight:700;color:var(--navy)}.conversation-meta{font-size:12px;color:var(--sub);margin-top:4px}.conversation-first{margin-top:7px;font-size:13px;line-height:1.55;color:var(--text);padding-left:10px;border-left:2px solid #bfe4fb}
.row{display:grid;grid-template-columns:auto 1fr auto;gap:10px;align-items:center;padding:8px 12px;border-bottom:1px solid var(--line-soft)}.row:last-child{border-bottom:none}.row:hover{background:#f8fcff}.row.active{background:var(--active)}.fav-wrap{display:flex;align-items:flex-start;padding-top:2px}.fav-plain{background:transparent;border:none;padding:1px 3px;margin:0;font-size:15px;line-height:1;color:#9fbad1;cursor:pointer}.fav-plain.active{color:var(--star)}.left{min-width:0;display:flex;gap:10px;align-items:flex-start}.speaker{flex:0 0 auto;min-width:62px;font-size:13px;font-weight:600;color:var(--navy);padding-top:2px}.speaker.hero{color:#6f8daa}.speaker.narration{color:#8c99a8}.text-area{min-width:0}.inline-line{display:flex;align-items:flex-start;gap:8px;min-width:0}.sub-label{flex:0 0 auto;display:inline-block;font-size:10px;color:var(--navy);background:var(--sky-soft);border:1px solid var(--line);padding:2px 6px;line-height:1.2}.text{min-width:0;font-size:14px;line-height:1.5;word-break:break-word}.hover-meta{display:none;margin-top:6px;font-size:11px;color:var(--sub);line-height:1.5}.row:hover .hover-meta{display:block}.controls{display:grid;grid-auto-flow:column;grid-auto-columns:min-content;gap:6px;align-items:center}.icon-btn{min-width:34px;height:34px;border:1px solid #bfe6ff;background:linear-gradient(180deg,#ffffff,#ecf8ff);color:var(--navy);cursor:pointer}
.choice-modal{position:fixed;inset:0;z-index:1200;background:rgba(7,19,29,.52);display:flex;align-items:center;justify-content:center}.choice-box{min-width:280px;max-width:520px;background:#ffffff;border:1px solid var(--line);box-shadow:0 18px 48px rgba(13,97,171,.18);padding:16px}.choice-title{font-size:14px;color:var(--navy);font-weight:600;margin-bottom:10px}.choice-list{display:grid;gap:8px}.choice-btn{border:1px solid #bfe6ff;background:linear-gradient(180deg,#ffffff,#edf9ff);color:var(--navy);padding:10px 12px;text-align:left;cursor:pointer}