:root { --ink:#2b2320; --paper:#f7f5f2; --vermilion:#e2472a; --teal:#1f7a6c; --card:#fff; }
* { box-sizing: border-box; }
body { margin:0; font-family: -apple-system, Roboto, "Noto Sans", sans-serif; background: var(--paper); color: var(--ink); }

.topbar { display:flex; align-items:center; gap:16px; padding:12px 20px; background: var(--ink); color:#fff; }
.topbar .brand { font-weight:700; font-size:18px; }
.admin-nav a { color:#ddd; text-decoration:none; margin-right:12px; padding:6px 10px; border-radius:6px; }
.admin-nav a.active, .admin-nav a:hover { background: rgba(255,255,255,0.15); color:#fff; }
.topbar .who { margin-left:auto; font-size:13px; opacity:0.8; }
.link-btn { background:none; border:none; color:#fff; text-decoration:underline; cursor:pointer; }
.link-btn.small { font-size:13px; }

.admin-main { max-width:900px; margin:20px auto; padding:0 16px; }
.panel { background: var(--card); border-radius:12px; padding:20px; margin-bottom:20px; box-shadow:0 1px 3px rgba(0,0,0,0.08); }
.panel h2 { margin-top:0; font-size:17px; }

.inline-form { display:flex; gap:10px; flex-wrap:wrap; align-items:center; }
.big-input { padding:10px 12px; font-size:15px; border:1px solid #ddd; border-radius:8px; flex:1; min-width:160px; }
.big-btn { padding:10px 18px; font-size:15px; font-weight:600; border:none; border-radius:8px; background: var(--vermilion); color:#fff; cursor:pointer; }

.data-table { width:100%; border-collapse:collapse; margin-top:12px; }
.data-table th, .data-table td { text-align:left; padding:8px 10px; border-bottom:1px solid #eee; font-size:14px; }
.data-table th { color:#888; font-weight:600; }
.cfg-input { width:100%; padding:6px 8px; border:1px solid #ddd; border-radius:6px; }

.msg { min-height:18px; font-size:13px; color: var(--teal); margin-top:8px; }
.msg.err { color: var(--vermilion); font-weight:600; }

.login-body { display:flex; align-items:center; justify-content:center; min-height:100vh; }
.login-card { background:#fff; border-radius:16px; padding:28px; width:90%; max-width:360px; box-shadow:0 4px 20px rgba(0,0,0,0.1); text-align:center; }
.login-card .sub { color:#777; font-size:14px; margin-bottom:20px; }