:root {
  --bg: #f5f6f8; --card: #fff; --line: #e3e6ea; --txt: #23272f;
  --muted: #6b7280; --pri: #2563eb; --pri-d: #1d4ed8; --danger: #dc2626;
  --ok: #16a34a; --warn: #d97706;
}
* { box-sizing: border-box; }
body { margin: 0; font: 14px/1.5 -apple-system, "Segoe UI", Roboto, "Microsoft YaHei", sans-serif;
       background: var(--bg); color: var(--txt); }
a { color: var(--pri); text-decoration: none; }
a:hover { text-decoration: underline; }
code { background: #eef0f3; padding: 1px 5px; border-radius: 4px; font-size: 12px; }

.topbar { display: flex; align-items: center; gap: 24px; background: var(--card);
          border-bottom: 1px solid var(--line); padding: 10px 24px; }
.topbar .brand { font-weight: 700; }
.topbar .links { display: flex; gap: 18px; flex: 1; }
.topbar .user { color: var(--muted); }

.container { max-width: 1100px; margin: 24px auto; padding: 0 24px; }
.flash { background: #e0edff; border: 1px solid #b9d4ff; color: #1e40af;
         padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; }
.flash.error { background: #fee2e2; border-color: #fca5a5; color: #991b1b; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px;
        padding: 18px 20px; margin-bottom: 20px; }
.card h2 { margin: 0 0 14px; font-size: 16px; }

.stats { margin-bottom: 16px; display: flex; gap: 8px; flex-wrap: wrap; }
.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px;
         background: #eef0f3; color: var(--muted); }
.status-pending { background:#fef3c7; color:#92400e; }
.status-generated { background:#dbeafe; color:#1e40af; }
.status-approved { background:#dcfce7; color:#166534; }
.status-scheduled { background:#ede9fe; color:#5b21b6; }
.status-published { background:#bbf7d0; color:#14532d; }
.status-failed { background:#fee2e2; color:#991b1b; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 12px; }
.title-cell { max-width: 360px; }
.err-cell { max-width: 280px; color: var(--danger); font-size: 12px; }

button, .btn-link { cursor: pointer; border: 1px solid var(--line); background: #fff;
         padding: 6px 12px; border-radius: 7px; font-size: 13px; }
button:hover { background: #f0f2f5; }
button.primary, button.btn-gen { background: var(--pri); color: #fff; border-color: var(--pri); }
button.primary:hover { background: var(--pri-d); }
button.danger { color: var(--danger); border-color: #f3c2c2; }
button.danger:hover { background: #fee2e2; }
.actions { display: flex; gap: 8px; align-items: center; }
.inline { display: inline; }

.inline-form { display: flex; gap: 8px; align-items: center; margin-bottom: 10px; flex-wrap: wrap; }
.inline-form input[type=text], .inline-form input:not([type]), .inline-form input[type=file],
.inline-form select { padding: 6px 9px; border: 1px solid var(--line); border-radius: 7px; }
.inline-form input[placeholder] { min-width: 160px; }
.two-col { display: grid; grid-template-columns: 1fr; gap: 12px; }

.login-box { max-width: 320px; margin: 80px auto; background: var(--card);
             border: 1px solid var(--line); border-radius: 12px; padding: 28px; }
.login-box h1 { font-size: 20px; margin: 0 0 18px; text-align: center; }
.login-box label { display: block; margin-bottom: 12px; }
.login-box input { width: 100%; padding: 9px; border: 1px solid var(--line);
                   border-radius: 7px; margin-top: 4px; }
.login-box button { width: 100%; background: var(--pri); color: #fff; border: none; padding: 10px; }

.review-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.article-preview { border: 1px solid var(--line); border-radius: 8px; padding: 16px;
                   max-height: 600px; overflow: auto; background: #fff; }
.article-preview img { max-width: 100%; height: auto; }
.edit label { display: block; margin-bottom: 12px; }
.edit input, .edit textarea { width: 100%; padding: 8px; border: 1px solid var(--line);
                              border-radius: 7px; font-family: inherit; }
.approve-row { display: flex; gap: 10px; align-items: center; margin-top: 12px; }
@media (max-width: 800px) { .review-grid { grid-template-columns: 1fr; } }