:root{--navy:#12284b;--navy-2:#1d3a66;--accent:#2563eb;--bg:#f4f6fa;--card:#fff;--line:#dde3ec;--text:#1c2733;--muted:#66788c;--danger:#c0392b;--ok:#1e7d46;--radius:12px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Hiragino Kaku Gothic ProN,Hiragino Sans,Noto Sans JP,sans-serif;font-size:15px;line-height:1.6}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.shell{min-height:100vh;display:flex}.sidebar{background:var(--navy);color:#fff;flex-direction:column;flex-shrink:0;width:232px;height:100vh;padding:20px 16px;display:flex;position:sticky;top:0}.brand{letter-spacing:.06em;font-size:20px;font-weight:800}.brand-sub{color:#a9bcd8;margin-bottom:24px;font-size:11px}.nav{flex-direction:column;gap:4px;display:flex}.nav a{color:#e6edf7;border-radius:8px;padding:9px 12px;font-weight:600}.nav a:hover{background:var(--navy-2);text-decoration:none}.side-user{border-top:1px solid #2c4a75;margin-top:auto;padding-top:14px}.side-user-name{font-weight:700}.side-user-meta{color:#a9bcd8;margin-bottom:8px;font-size:12px}.main{flex:1;max-width:960px;padding:28px 32px}.auth-main{justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.page-title{margin:0 0 4px;font-size:22px;font-weight:800}.page-sub{color:var(--muted);margin:0 0 20px;font-size:13px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:14px;padding:18px 20px}.card h2{margin:0 0 10px;font-size:16px}.list{flex-direction:column;gap:10px;display:flex}.item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);color:var(--text);padding:14px 18px;display:block}.item:hover{border-color:var(--accent);text-decoration:none}.item-title{font-weight:700}.item-meta{color:var(--muted);font-size:12px}.badge{color:var(--accent);background:#e8eefc;border-radius:999px;margin-left:8px;padding:1px 8px;font-size:11px;font-weight:700;display:inline-block}.badge-ok{color:var(--ok);background:#e2f3e8}.badge-pin{color:#a05a00;background:#fdeeda}.btn{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:9px;padding:9px 18px;font-size:14px;font-weight:700;display:inline-block}.btn:hover{opacity:.9}.btn:disabled{opacity:.55;cursor:wait}.btn-ghost{color:#dbe6f5;background:0 0;border:1px solid #3a5a8a}.btn-light{color:var(--navy);background:#eef2f9}.btn-sm{padding:5px 12px;font-size:12px}.btn-ok{background:var(--ok)}input[type=text],input[type=email],input[type=password],input[type=date],input[type=number],input[type=file],textarea,select{border:1px solid var(--line);background:#fff;border-radius:9px;width:100%;padding:10px 12px;font-family:inherit;font-size:14px}label{margin:12px 0 6px;font-size:13px;font-weight:700;display:block}label:first-child{margin-top:0}.auth-card{width:100%;max-width:400px}.auth-logo{text-align:center;color:var(--navy);letter-spacing:.06em;font-size:26px;font-weight:800}.auth-sub{text-align:center;color:var(--muted);margin-bottom:18px;font-size:12px}.error{color:var(--danger);background:#fdecea;border:1px solid #f3c1bb;border-radius:9px;margin-bottom:12px;padding:9px 12px;font-size:13px}.notice{color:var(--ok);background:#e2f3e8;border:1px solid #bfe4cd;border-radius:9px;margin-bottom:12px;padding:9px 12px;font-size:13px}.row{align-items:center;gap:10px;display:flex}.spread{justify-content:space-between}.body-text{white-space:pre-wrap}.chat{flex-direction:column;gap:10px;margin-bottom:16px;display:flex}.msg{border:1px solid var(--line);background:#fff;border-radius:14px;max-width:75%;padding:9px 13px}.msg-mine{background:#e8eefc;border-color:#c9d8f8;align-self:flex-end}.msg-meta{color:var(--muted);margin-bottom:2px;font-size:11px}table{border-collapse:collapse;width:100%;font-size:14px}th,td{text-align:left;border-bottom:1px solid var(--line);padding:8px 10px}th{color:var(--muted);font-size:12px}.empty{color:var(--muted);text-align:center;padding:28px 0}.checkline{align-items:center;gap:8px;font-size:14px;font-weight:400;display:flex}.checkline input{width:auto}@media (max-width:720px){.shell{flex-direction:column}.sidebar{width:100%;height:auto;position:static}.main{padding:20px 16px}.msg{max-width:90%}}