:root{--navy:#06245f;--deep:#03183f;--blue:#0e5bea;--orange:#ff5a12;--surface:#f2f6fb;--line:#d9e2ef;--muted:#667793;--white:#fff}*{box-sizing:border-box}body{margin:0;background:var(--surface);color:var(--navy);font-family:"Noto Sans CJK JP","Hiragino Sans","Yu Gothic",sans-serif}.admin-header{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:13px max(20px,calc((100vw - 1240px)/2));background:var(--navy);color:#fff;box-shadow:0 5px 20px rgba(3,24,63,.2)}.brand{display:flex;align-items:center;gap:11px}.brand>span{width:43px;height:43px;display:grid;place-items:center;border-radius:12px;background:#fff;color:var(--navy);font-weight:950}.brand b,.brand small{display:block}.brand b{font-size:15px}.brand small{margin-top:2px;color:#bcd0ff;font-size:10px}.header-links{display:flex;gap:9px}.header-links a{padding:9px 13px;border:1px solid rgba(255,255,255,.3);border-radius:9px;color:#fff;text-decoration:none;font-size:12px;font-weight:800}.header-links a:first-child{background:#fff;color:var(--navy)}main{width:min(1240px,calc(100% - 32px));margin:auto;padding:48px 0 80px}.intro{display:flex;align-items:flex-end;justify-content:space-between;gap:35px}.intro small{color:var(--blue);font-weight:900;letter-spacing:.15em}.intro h1{margin:7px 0 8px;font-size:clamp(31px,5vw,54px);line-height:1.3;font-weight:950}.intro p{max-width:760px;margin:0;color:var(--muted);font-size:15px}.summary{display:grid;grid-template-columns:1fr 1fr;min-width:220px;overflow:hidden;border:2px solid var(--navy);border-radius:15px;background:#fff}.summary div{padding:14px 18px;text-align:center}.summary div+div{border-left:1px solid var(--line)}.summary b,.summary span{display:block}.summary b{font-size:25px}.summary div:last-child b{color:var(--orange)}.summary span{color:var(--muted);font-size:11px;font-weight:800}.toolbar{position:sticky;top:69px;z-index:15;display:flex;align-items:end;gap:10px;margin:35px 0 14px;padding:15px;border:1px solid var(--line);border-radius:15px;background:rgba(255,255,255,.96);box-shadow:0 9px 25px rgba(6,36,95,.08);backdrop-filter:blur(8px)}.toolbar label{display:grid;gap:4px}.toolbar label span{color:var(--muted);font-size:10px;font-weight:900}.password{flex:1}.toolbar input,.toolbar select,.toolbar button{height:42px;border-radius:9px;font:inherit}.toolbar input,.toolbar select{border:1px solid #cbd7e8;background:#fff;color:var(--navy);padding:0 12px}.toolbar button{border:0;padding:0 15px;font-size:12px;font-weight:900;cursor:pointer}.toolbar .ghost{background:#eaf1fb;color:var(--navy)}.toolbar .primary{min-width:130px;background:var(--orange);color:#fff}.toolbar .primary:disabled{opacity:.55;cursor:wait}.message{min-height:38px;padding:8px 13px;color:var(--muted);font-size:12px;font-weight:800}.message.success{color:#08783f}.message.error{color:#c33420}.slide-list{display:grid;gap:10px}.slide-card{display:grid;grid-template-columns:35px 42px 190px minmax(0,1fr) 82px 100px;align-items:center;gap:13px;padding:10px 13px;border:2px solid transparent;border-radius:14px;background:#fff;box-shadow:0 3px 14px rgba(11,42,90,.06)}.slide-card.dragging{opacity:.45}.slide-card.drop-target{border-color:var(--blue)}.slide-card.is-hidden{background:#f8f8f8;opacity:.72}.drag-handle{border:0;background:transparent;color:#7890b3;font-size:22px;cursor:grab}.position{display:grid;width:35px;height:35px;place-items:center;border-radius:9px;background:#eaf2ff;color:var(--blue);font-size:12px;font-weight:950}.slide-card>img{display:block;width:190px;aspect-ratio:16/9;object-fit:cover;border:1px solid var(--line);border-radius:8px;background:#fff}.slide-copy{min-width:0}.slide-copy small,.slide-copy b,.slide-copy span{display:block}.slide-copy small{color:var(--blue);font-size:10px;font-weight:900}.slide-copy b{margin:3px 0;color:var(--navy);font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.slide-copy span{color:var(--muted);font-size:11px}.move-buttons{display:flex;gap:5px}.move-buttons button,.visibility{height:36px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--navy);font-weight:900;cursor:pointer}.move-buttons button{width:36px}.visibility{width:100%;font-size:11px}.visibility.public{border-color:#9bc0ff;background:#eef5ff;color:var(--blue)}.visibility.hidden{border-color:#ffb89b;background:#fff1ea;color:var(--orange)}@media(max-width:780px){.admin-header{position:static;align-items:flex-start}.header-links{flex-direction:column}.intro{display:block}.summary{width:220px;margin-top:22px}.toolbar{top:0;flex-wrap:wrap}.password{flex-basis:100%}.filter{flex:1}.toolbar button{flex:1}.slide-card{grid-template-columns:28px 33px 1fr 82px;padding:9px}.slide-card>img{grid-column:3/5;width:100%;max-width:300px}.slide-copy{grid-column:3/5}.move-buttons{grid-column:3}.visibility{grid-column:4}.drag-handle{grid-row:1/4}.position{width:31px;height:31px}.intro h1{font-size:34px}}