:root{--accent:#e85a71;--accent-dark:#c0394b;--bg:#fafafa;--card:#fff;--text:#333;--muted:#888;--border:#e5e5e5;--ok:#2e7d32;--warn:#ad6800;--danger:#c0394b}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:Yu Gothic,Hiragino Kaku Gothic ProN,Meiryo,system-ui,sans-serif;font-size:15px;line-height:1.7}a{color:var(--accent-dark);text-decoration:none}a:hover{text-decoration:underline}.header{background:var(--accent);color:#fff;padding:14px 20px;display:flex;align-items:center;justify-content:space-between}.header .brand{color:#fff;font-weight:700;font-size:18px}.header nav a{color:#fff;margin-left:16px;font-size:14px}.container{max-width:720px;margin:32px auto;padding:0 16px}.container.narrow{max-width:460px}.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:28px;box-shadow:0 1px 3px rgba(0,0,0,.04)}h1{font-size:22px;margin:0 0 8px}h2{font-size:18px;margin:24px 0 8px}.lead{color:var(--muted);margin-top:0}label{display:block;font-size:13px;font-weight:700;margin:14px 0 4px}input,select{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:6px;font-size:15px;background:#fff}input[type=file]{padding:8px}.btn{display:inline-block;width:100%;padding:12px;margin-top:20px;background:var(--accent);color:#fff;border:none;border-radius:6px;font-size:16px;font-weight:700;cursor:pointer}.btn:hover{background:var(--accent-dark)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn.secondary{background:#fff;color:var(--text);border:1px solid var(--border)}.btn.ok{background:var(--ok)}.btn.danger{background:var(--danger)}.btn.inline{width:auto;padding:8px 16px;margin-top:0;font-size:14px}.msg{padding:10px 14px;border-radius:6px;font-size:14px;margin:12px 0}.msg.error{background:#fdecea;color:var(--danger);border:1px solid #f5c6cb}.msg.success{background:#e8f5e9;color:var(--ok);border:1px solid #c8e6c9}.msg.info{background:#fff8e1;color:var(--warn);border:1px solid #ffe0a3}.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:700}.badge.none{background:#eee;color:#666}.badge.pending{background:#fff8e1;color:var(--warn)}.badge.approved{background:#e8f5e9;color:var(--ok)}.badge.rejected{background:#fdecea;color:var(--danger)}.muted{color:var(--muted);font-size:13px}.center{text-align:center}.row-actions{display:flex;gap:8px;margin-top:12px}.nav-link{font-size:14px}.nav-link,.points-pill{color:#fff;margin-left:14px}.points-pill{display:inline-block;background:hsla(0,0%,100%,.25);border-radius:999px;padding:2px 12px;font-size:13px;font-weight:700}.user-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));grid-gap:14px;gap:14px;margin-top:16px}.user-card{background:var(--card);border:1px solid var(--border);border-radius:10px;overflow:hidden;text-decoration:none;color:var(--text);display:block}.user-card:hover{box-shadow:0 2px 10px rgba(0,0,0,.1);text-decoration:none}.user-card .photo{width:100%;aspect-ratio:1/1;object-fit:cover;background:#f0f0f0;display:block}.user-card .photo.placeholder{display:flex;align-items:center;justify-content:center;color:#bbb;font-size:13px}.user-card .info{padding:8px 10px}.user-card .info .name{font-weight:700;font-size:14px}.user-card .info .meta{color:var(--muted);font-size:12px}.chat-wrap{display:flex;flex-direction:column;height:calc(100vh - 160px);min-height:360px;border:1px solid var(--border);border-radius:10px;background:#fff;overflow:hidden}.chat-messages{flex:1 1;overflow-y:auto;padding:16px;background:#f7f7f8}.bubble-row{display:flex;margin-bottom:10px}.bubble-row.mine{justify-content:flex-end}.bubble{max-width:70%;padding:8px 12px;border-radius:14px;font-size:14px;white-space:pre-wrap;word-break:break-word}.bubble-row.mine .bubble{background:var(--accent);color:#fff;border-bottom-right-radius:4px}.bubble-row.theirs .bubble{background:#fff;border:1px solid var(--border);border-bottom-left-radius:4px}.bubble .time{display:block;font-size:10px;opacity:.7;margin-top:2px;text-align:right}.chat-input{display:flex;gap:8px;padding:10px;border-top:1px solid var(--border);background:#fff}.chat-input input{flex:1 1;margin:0}.chat-input button{width:auto;margin:0;padding:10px 18px}.conv-item{display:flex;align-items:center;gap:12px;padding:12px;border:1px solid var(--border);border-radius:10px;margin-bottom:8px;text-decoration:none;color:var(--text);background:#fff}.conv-item:hover{background:#fafafa;text-decoration:none}.conv-item .avatar{width:48px;height:48px;border-radius:50%;object-fit:cover;background:#eee;flex-shrink:0}.conv-item .body{flex:1 1;min-width:0}.conv-item .body .last{color:var(--muted);font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.unread-dot{background:var(--accent);color:#fff;border-radius:999px;font-size:11px;font-weight:700;padding:1px 8px}table{width:100%;border-collapse:collapse;font-size:14px}td,th{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:700}