:root{
  --brand:#1a448c; --brand2:#234982; --ink:#12233f; --muted:#6b7a90;
  --line:#e3e8ef; --bg:#f4f6fa; --ok:#1a8c4a; --warn:#c07b00; --err:#c0392b;
  --radius:14px; --shadow:0 2px 14px rgba(20,40,80,.08);
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,Segoe UI,Roboto,Manrope,Arial,sans-serif;background:var(--bg);color:var(--ink)}
.hidden{display:none!important}
.muted{color:var(--muted)}
.small{font-size:12px}
button{cursor:pointer;border:0;border-radius:10px;padding:11px 16px;font-weight:600;font-size:14px}
.primary{background:var(--brand);color:#fff}
.primary:hover{background:var(--brand2)}
.secondary{background:#eaf0fb;color:var(--brand)}
.ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.5)}
button:disabled{opacity:.55;cursor:not-allowed}
input,textarea{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:10px;font:inherit;background:#fff}
textarea{resize:vertical}

/* login */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}
.login-card{background:#fff;padding:34px;border-radius:var(--radius);box-shadow:var(--shadow);width:340px;display:flex;flex-direction:column;gap:12px}
.login-card h1{margin:0;font-size:26px;color:var(--ink)}
.login-card h1 span{color:var(--brand)}
.login-card p{margin:0 0 8px}
.login-card button{background:var(--brand);color:#fff;margin-top:4px}
.err{color:var(--err);font-size:13px;min-height:16px}

/* topbar */
.topbar{background:var(--brand);color:#fff;padding:14px 22px;display:flex;justify-content:space-between;align-items:center}
.brand{font-size:20px;font-weight:800}
.brand span{opacity:.8;font-weight:500}
.topbar-right{display:flex;gap:12px;align-items:center}
.pill{background:rgba(255,255,255,.18);padding:5px 12px;border-radius:20px;font-size:12px}
.pill.ok{background:#1a8c4a}.pill.bad{background:#c0392b}

/* layout */
.grid{max-width:1080px;margin:22px auto;padding:0 16px;display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media(max-width:820px){.grid{grid-template-columns:1fr}}
.card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}
.card h2{margin:0 0 16px;font-size:17px}
.field{margin-bottom:16px}
.field>label{display:block;font-weight:600;margin-bottom:7px;font-size:14px}
.row{display:flex;gap:8px}
.row input{flex:1}

/* drop */
.drop{border:2px dashed var(--line);border-radius:12px;min-height:150px;display:flex;align-items:center;justify-content:center;text-align:center;color:var(--muted);cursor:pointer;overflow:hidden;background:#fafbfe}
.drop:hover{border-color:var(--brand)}
.preview{max-width:100%;max-height:280px;display:block}

/* targets */
.targets{display:flex;gap:10px}
.chk{display:flex;align-items:center;gap:7px;border:1px solid var(--line);padding:9px 14px;border-radius:10px;cursor:pointer;font-weight:600;font-size:14px}
.chk input{width:auto}

/* actions */
.actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:6px}
.sched{display:flex;gap:8px;align-items:center}
.sched input{width:auto}
.msg{margin-top:12px;font-size:14px;min-height:18px}
.msg.ok{color:var(--ok)}.msg.bad{color:var(--err)}
.ai-box{background:#f7faff;border:1px solid #e2ecfb;border-radius:12px;padding:12px}

/* ig preview */
.ig-preview{border:1px solid var(--line);border-radius:12px;overflow:hidden}
.ig-head{display:flex;align-items:center;gap:9px;padding:10px 12px;font-size:14px}
.ig-ava{width:28px;height:28px;border-radius:50%;background:linear-gradient(45deg,#f09433,#dc2743,#bc1888)}
.ig-img{width:100%;display:block;max-height:360px;object-fit:cover}
.ig-img-empty{height:180px;display:flex;align-items:center;justify-content:center;background:#f0f2f6;color:var(--muted)}
.ig-cap{padding:12px;font-size:14px;white-space:pre-wrap;word-break:break-word}

/* posts */
.posts{display:flex;flex-direction:column;gap:10px}
.post{border:1px solid var(--line);border-radius:10px;padding:12px;display:flex;gap:12px}
.post .thumb{width:52px;height:52px;border-radius:8px;object-fit:cover;background:#eef1f6;flex:none}
.post .body{flex:1;min-width:0}
.post .cap{font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.post .meta{font-size:12px;color:var(--muted);margin-top:4px;display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.badge{font-size:11px;font-weight:700;padding:2px 8px;border-radius:20px}
.b-scheduled{background:#eaf0fb;color:var(--brand)}
.b-published{background:#e5f6ec;color:var(--ok)}
.b-partial{background:#fff3e0;color:var(--warn)}
.b-failed{background:#fdecea;color:var(--err)}
.b-canceled{background:#eee;color:#888}
.b-publishing{background:#fff8e1;color:var(--warn)}
.linkbtn{background:none;color:var(--brand);padding:0;font-size:12px;text-decoration:underline}
.hist{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}
.hist a{display:block;position:relative;aspect-ratio:1;border-radius:8px;overflow:hidden;background:#eef1f6}
.hist img{width:100%;height:100%;object-fit:cover;display:block}
.hist .tag{position:absolute;top:4px;left:4px;font-size:10px;font-weight:700;background:rgba(8,22,40,.75);color:#fff;padding:1px 6px;border-radius:10px}