:root{
  --bg:#f4f5f7;--card:#fff;--ink:#14171c;--muted:#6b7280;--line:#e5e7eb;
  --brand:#0a66c2;--brand-ink:#fff;--ok:#15803d;--warn:#b45309;--bad:#b91c1c;--amber:#fef3c7;
  --radius:12px;--font:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.5 var(--font)}
a{color:var(--brand)}
h1,h2,h3{margin:0 0 8px;font-weight:650;letter-spacing:-.01em}
h2{font-size:16px}
h3{font-size:13px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin-top:18px}
.muted{color:var(--muted)} .small{font-size:12px}
code{background:#eef0f3;padding:1px 5px;border-radius:4px;font-size:12px}

.top{position:sticky;top:0;z-index:5;display:flex;align-items:center;gap:22px;padding:10px 22px;background:#fff;border-bottom:1px solid var(--line)}
.brand{font-weight:700;display:flex;align-items:center;gap:8px;white-space:nowrap}
.dot{width:10px;height:10px;border-radius:50%;background:var(--brand);display:inline-block}
nav{display:flex;gap:4px;flex:1}
.tab{background:none;border:0;padding:8px 12px;border-radius:8px;font:inherit;color:var(--muted);cursor:pointer}
.tab.active{background:#eef3fb;color:var(--brand);font-weight:600}
.conn{font-size:12px;padding:6px 10px;border-radius:999px;background:#eef0f3;white-space:nowrap}
.conn.ok{background:#dcfce7;color:var(--ok)} .conn.warn{background:var(--amber);color:var(--warn)} .conn.bad{background:#fee2e2;color:var(--bad)}

main{max-width:1240px;margin:0 auto;padding:22px}
.view{display:none} .view.active{display:block}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;margin-bottom:18px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.grid-2.tight{gap:12px;margin:8px 0}
@media(max-width:900px){.grid-2{grid-template-columns:1fr}.top{flex-wrap:wrap}}

textarea,input:not([type=checkbox]):not([type=file]),select{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:8px;font:inherit;background:#fff;margin:4px 0 10px}
textarea{resize:vertical;line-height:1.55}
label{display:block;font-size:12px;font-weight:600;color:#374151;margin-top:6px}
label.check{font-weight:400;display:flex;gap:6px;align-items:center;margin:0 0 8px}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.row.between{justify-content:space-between}
.row.actions{margin-top:12px;padding-top:12px;border-top:1px solid var(--line)}
.meta-row{display:flex;gap:8px;align-items:center;margin:-4px 0 10px;flex-wrap:wrap}
.spacer{flex:1}

.btn{border:1px solid var(--line);background:#fff;border-radius:8px;padding:8px 14px;font:inherit;font-weight:600;cursor:pointer;color:var(--ink)}
.btn:hover{background:#f7f8fa}
.btn.primary{background:var(--brand);color:var(--brand-ink);border-color:var(--brand)}
.btn.primary:hover{background:#0958a8}
.btn.ghost{background:transparent;border-color:transparent;color:var(--brand)}
.btn.ghost:hover{background:#eef3fb}
.btn.small{padding:4px 9px;font-size:12px;font-weight:500}
.btn.danger{color:var(--bad)}
.btn:disabled{opacity:.5;cursor:default}

/* AI output */
.variant{border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin:10px 0;background:#fafbfc}
.variant .vh{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}
.variant .vl{font-weight:600;font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.variant pre{white-space:pre-wrap;font:inherit;margin:0;line-height:1.55}
.note{background:#eef3fb;border-radius:8px;padding:10px 12px;margin-top:10px;font-size:13px}
.tag-pool{display:flex;flex-wrap:wrap;gap:6px;margin:-4px 0 10px}
.tag{border:1px solid var(--line);border-radius:999px;padding:3px 10px;font-size:12px;cursor:pointer;background:#fff}
.tag:hover{border-color:var(--brand);color:var(--brand)}
.tag.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.tag small{opacity:.7;margin-left:4px}

/* preview */
.li-card{border:1px solid var(--line);border-radius:10px;padding:14px;background:#fff;max-width:560px}
.li-head{display:flex;gap:10px;align-items:center;margin-bottom:10px}
.avatar{width:44px;height:44px;border-radius:50%;background:#dbe4f0;background-size:cover}
.li-name{font-weight:600} .li-sub{font-size:12px;color:var(--muted)}
.li-body{white-space:pre-wrap;line-height:1.5}
.li-body .fold{color:var(--muted)}
.li-tags{color:var(--brand);margin-top:8px;font-weight:500}
.li-media img{max-width:100%;border-radius:8px;margin-top:10px}
.li-link{border:1px solid var(--line);border-radius:8px;padding:10px;margin-top:10px;background:#f7f8fa}
.li-link .t{font-weight:600}.li-link .u{font-size:12px;color:var(--muted);word-break:break-all}

/* tables */
.tbl{width:100%;border-collapse:collapse;font-size:13px}
.tbl th{font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);text-align:left;padding:8px;border-bottom:1px solid var(--line)}
.tbl td{padding:10px 8px;border-bottom:1px solid var(--line);vertical-align:top}
.tbl .num{text-align:right;font-variant-numeric:tabular-nums}
.tbl tr:hover td{background:#fafbfc}
.snippet{max-width:460px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;cursor:pointer}
.pill{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:600}
.pill.draft{background:#eef0f3;color:#374151}.pill.scheduled{background:#dbeafe;color:#1d4ed8}
.pill.published{background:#dcfce7;color:var(--ok)}.pill.failed{background:#fee2e2;color:var(--bad)}.pill.publishing{background:var(--amber);color:var(--warn)}
.src{font-size:10px;color:var(--muted);display:block}

.qitem{display:flex;gap:14px;padding:12px 0;border-bottom:1px solid var(--line);align-items:flex-start}
.qitem .when{min-width:150px;font-variant-numeric:tabular-nums}
.qitem .body{flex:1;white-space:pre-wrap;max-height:4.6em;overflow:hidden}
.qitem .acts{display:flex;gap:4px}

/* insights */
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:18px}
.tile{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}
.tile .k{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.tile .v{font-size:26px;font-weight:700;letter-spacing:-.02em;margin-top:2px;font-variant-numeric:tabular-nums}
#clicks-chart{width:100%;height:200px;display:block}
.bar{fill:var(--brand)} .axis{font-size:10px;fill:var(--muted)}
.tagbar{display:flex;align-items:center;gap:8px;margin:6px 0;font-size:13px}
.tagbar .lbl{width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tagbar .b{height:10px;background:var(--brand);border-radius:5px;opacity:.85}

.how{padding-left:18px;line-height:1.6}.how li{margin-bottom:8px}
.kv{display:grid;grid-template-columns:140px 1fr;gap:6px 12px;font-size:13px;margin:10px 0}
.kv .k{color:var(--muted)}

/* modal */
.modal{position:fixed;inset:0;background:rgba(0,0,0,.35);display:flex;align-items:center;justify-content:center;z-index:20;padding:20px}
.modal.hidden{display:none}
.modal-card{background:#fff;border-radius:14px;max-width:760px;width:100%;max-height:90vh;overflow:auto;padding:22px;position:relative}
.close{position:absolute;right:12px;top:8px;background:none;border:0;font-size:22px;cursor:pointer;color:var(--muted)}
.stats-form{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.stats-form input{margin:2px 0 6px}
.err{color:var(--bad)} .ok{color:var(--ok)}
.toast{position:fixed;bottom:18px;left:50%;transform:translateX(-50%);background:#14171c;color:#fff;padding:10px 16px;border-radius:10px;font-size:13px;z-index:30;opacity:0;transition:opacity .2s}
.toast.show{opacity:1}

/* login */
.login-body{display:flex;align-items:center;justify-content:center;min-height:100vh}
.login-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px;width:340px}
.login-card h1{font-size:18px;margin:14px 0 8px}
.login-card .btn{width:100%;margin-top:6px}

.btn.disabled{opacity:.45;pointer-events:none}
.note a{font-weight:600}
.note br{margin-bottom:4px}