:root{
  --bg:#f5f6f8; --card:#fff; --ink:#1f2430; --muted:#7a8394; --line:#e3e6ec;
  --brand:#1a3a6b; --brand2:#2f6fd0; --ok:#178a4c; --warn:#c9791a; --err:#c0392b;
  --radius:10px;
}
*{box-sizing:border-box}
.ico{vertical-align:-0.15em;flex:0 0 auto}
body{margin:0;font-family:system-ui,"Segoe UI","Hiragino Kaku Gothic ProN","Meiryo",sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.6}
a{color:var(--brand2);text-decoration:none}
a:hover{text-decoration:underline}
code{background:#eef1f6;padding:1px 6px;border-radius:5px;font-size:.9em}
.muted{color:var(--muted)}
.center{text-align:center}
.nowrap{white-space:nowrap}

/* top bar */
.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:var(--brand);color:#fff;padding:10px 20px}
.topbar .logo{color:#fff;font-weight:700;font-size:18px;display:inline-flex;align-items:center;gap:7px}
.topbar nav{display:flex;align-items:center;gap:14px}
.topbar nav a{color:#dbe6ff;display:inline-flex;align-items:center;gap:5px}
.topbar nav a.on{color:#fff;text-decoration:underline}
.topbar .who{color:#fff;font-weight:600;background:rgba(255,255,255,.15);padding:2px 10px;border-radius:20px}
main{max-width:1500px;margin:24px auto;padding:0 24px}

/* toolbar */
.toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.crumbs{font-size:15px}
.crumb-cur{font-weight:700;color:var(--ink)}
.actions{display:flex;gap:8px;flex-wrap:wrap}

/* page head (upload/diff pages) */
.pagehead{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:8px}
.pagehead h2{margin:0 0 4px}

/* portal */
.portal-head h2{display:flex;align-items:center;gap:8px;margin:0 0 4px}
.portal-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:16px;margin-top:16px}
.ptile{display:flex;gap:16px;align-items:flex-start;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px;color:var(--ink);transition:border-color .15s,box-shadow .15s,transform .05s}
.ptile:hover{text-decoration:none;border-color:var(--brand2);box-shadow:0 6px 20px rgba(26,58,107,.12);transform:translateY(-1px)}
.ptile .pico{flex:0 0 auto;width:52px;height:52px;border-radius:12px;background:#eaf1fb;color:var(--brand);display:flex;align-items:center;justify-content:center}
.ptile .pname{font-weight:700;font-size:16px;margin-bottom:4px}
.ptile .pdesc{color:var(--muted);font-size:13px;line-height:1.5}

/* tag tabs */
.tabs{display:flex;gap:4px;margin-bottom:12px;border-bottom:2px solid var(--line);flex-wrap:wrap}
.tab{padding:8px 16px;border-radius:8px 8px 0 0;color:var(--muted);font-weight:600;font-size:14px;border:2px solid transparent;border-bottom:none;margin-bottom:-2px}
.tab:hover{color:var(--brand);text-decoration:none;background:#fafbfc}
.tab.on{color:var(--brand);background:var(--card);border-color:var(--line);border-bottom:2px solid var(--card)}

/* diff legend */
.legend{font-size:12px;margin:6px 0}
.legend .tag{margin-right:2px}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:6px;cursor:pointer;border:1px solid var(--line);
  background:var(--card);color:var(--ink);padding:8px 14px;border-radius:8px;font-size:14px}
.btn:hover{border-color:var(--brand2);text-decoration:none}
.btn.primary{background:var(--brand2);color:#fff;border-color:var(--brand2)}
.btn.sm{padding:4px 9px;font-size:13px}
.btn.ghost{background:transparent}
.btn.danger{color:var(--err);border-color:#f0cfcb}
.btn.danger:hover{background:#fdeceb;border-color:var(--err)}
label.btn{position:relative}

/* member add/edit form */
.formgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.formgrid label{gap:4px}
.formgrid input{min-width:0;width:100%}
.chk.silent{margin-left:auto;color:var(--warn);font-weight:600}

/* row-icon cell */
td.ic{width:28px;text-align:center;color:var(--muted)}
td.ic .i-folder{color:var(--brand2)}
td.ic .i-file{color:#8a93a3}

/* table */
table.list{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
table.list th,table.list td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--line);font-size:14px;vertical-align:middle}
table.list th{background:#fafbfc;color:var(--muted);font-weight:600;font-size:12px}
table.list tr:last-child td{border-bottom:none}
.badge{background:#eaf1fb;color:var(--brand);padding:2px 8px;border-radius:20px;font-size:12px;font-weight:600}
/* 一覧の「名前」「最終更新」は折り返さない(行が2段にならないように) */
.filetable td:nth-child(2),.filetable td:nth-child(5){white-space:nowrap}
.tagbadge{display:inline-block;margin-left:8px;padding:2px 10px;border-radius:20px;font-size:12px;font-weight:700;vertical-align:middle}
.tagbadge.tt-green{background:#e3f6e8;color:#178a4c;border:1px solid #b6e4c4}
.tagbadge.tt-gray{background:#eceef2;color:#5a6473;border:1px solid #d5d9e0}
.tagbadge.tt-blue{background:#e6f0fb;color:#1f5fb0;border:1px solid #c3d9f3}
.tagbadge.tt-orange{background:#fdefdc;color:#b5720a;border:1px solid #f5d8a8}
.tagbadge.tt-purple{background:#efe7fb;color:#6b3fb5;border:1px solid #dac8f2}
.tagbadge.tt-teal{background:#dff5f2;color:#0d7d70;border:1px solid #b3e4dd}
.tagbadge.tt-red{background:#fde5e2;color:#c0392b;border:1px solid #f3c4bd}
.tagbadge.tt-pink{background:#fce4ef;color:#b23a76;border:1px solid #f4c2da}
select.tagsel{border:1px solid var(--line);border-radius:7px;padding:4px 6px;font-size:12px;color:var(--ink);background:#fff;margin-right:4px}
/* 行内のアイコンボタン(名前変更の鉛筆) */
.iconbtn{background:none;border:none;cursor:pointer;color:var(--muted);padding:2px;margin-left:4px;vertical-align:middle;border-radius:5px}
.iconbtn:hover{color:var(--brand2);background:#eef1f6}
/* タブ右端の「種別タグの管理」 */
.tabs .tag-manage{margin-left:auto;color:var(--muted);font-weight:600;border:none!important;background:none!important}
.tabs .tag-manage:hover{color:var(--brand)}
/* タグ設定モーダル */
.tagsec{margin:12px 0}
.tagsec-h{font-weight:700;font-size:13px;color:var(--muted);margin-bottom:6px}
.opts{display:flex;flex-wrap:wrap;gap:8px 16px}
.opts .opt{display:inline-flex;align-items:center;gap:6px;color:var(--ink);font-size:14px;cursor:pointer}

/* panels & forms */
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin:12px 0}
.panel.narrow{max-width:420px}
.row{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap}
.row.end{justify-content:flex-end}
label{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--muted)}
label.chk{flex-direction:row;align-items:center;gap:6px;color:var(--ink)}
input[type=text],input[type=password],input:not([type]){border:1px solid var(--line);border-radius:8px;padding:8px 10px;font-size:14px;min-width:180px;color:var(--ink)}
button[type=submit]{background:var(--brand2);color:#fff;border:none;border-radius:8px;padding:9px 18px;font-size:14px;cursor:pointer}

/* alerts */
.alert{padding:10px 14px;border-radius:8px;margin:10px 0;font-size:14px}
.alert.ok{background:#e7f6ec;color:var(--ok)}
.alert.error{background:#fdeceb;color:var(--err)}

/* login */
.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,#1a3a6b,#2f6fd0)}
.login-card{background:#fff;padding:32px;border-radius:16px;width:340px;display:flex;flex-direction:column;gap:12px;box-shadow:0 20px 60px rgba(0,0,0,.25)}
.login-card .brand{font-size:22px;font-weight:700;color:var(--brand)}
.login-card label{gap:4px}
.login-card button{margin-top:6px}

/* dialogs */
dialog{border:none;border-radius:14px;padding:22px;max-width:560px;width:92%;box-shadow:0 20px 60px rgba(0,0,0,.3)}
dialog::backdrop{background:rgba(15,20,30,.5)}
dialog h3{margin:0 0 8px}
.dropzone{border:2px dashed var(--brand2);border-radius:12px;padding:26px;text-align:center;color:var(--muted);
  background:#f7faff;margin:12px 0;transition:background .15s}
.dropzone.big{padding:52px 26px;font-size:16px}
.dropzone.hot{background:#e6f0ff;color:var(--brand)}
.result{margin:12px 0;max-height:420px;overflow:auto}
.result .line{display:flex;justify-content:space-between;gap:10px;padding:6px 10px;border-radius:7px;font-size:13px;margin-bottom:4px}
.st-same{background:#eef7f0}.st-created{background:#eaf1fb}.st-updated{background:#fff4e5}
.st-differs{background:#fde0d6}.st-new{background:#f0eef7}.st-unchanged{background:#f1f3f5}.st-error{background:#fdeceb}
.st-missing{background:#fdf3d6}
.tag{font-weight:700}
.tag.same{color:var(--ok)}.tag.updated,.tag.differs{color:var(--warn)}.tag.error{color:var(--err)}
.tag.created,.tag.new{color:var(--brand2)}.tag.missing{color:#b5820b}