:root{--bg:#f4f6f9;--card:#fff;--ink:#16191f;--muted:#6b7280;--line:#e3e6eb;--brand:#0a66c2;--brand-d:#004182;
--ok:#15803d;--ok-bg:#dcfce7;--err:#b91c1c;--err-bg:#fee2e2;--warn:#b45309;--info:#1d4ed8;--soft:#eef4fb}
@media (prefers-color-scheme:dark){:root{--bg:#0f1115;--card:#171a20;--ink:#eef0f3;--muted:#9aa3af;--line:#2a2f38;
--ok-bg:#12321f;--err-bg:#3a1414;--soft:#16243a;--ok:#4ade80;--err:#f87171}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:var(--brand)}
h1,h2,h3{margin:0 0 6px}h1{font-size:22px}h2{font-size:19px;margin-bottom:16px}h3{font-size:16px}
.muted{color:var(--muted)}small{color:var(--muted);font-weight:400}

/* auth */
.auth{min-height:100vh;display:grid;place-items:center;padding:16px}
.auth-card{width:100%;max-width:380px;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:32px 28px;display:grid;gap:14px}
.auth-card .btn{width:100%;margin-top:6px}
.logo{width:44px;height:44px;border-radius:10px;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:800;font-size:20px}
.logo.sm{width:28px;height:28px;font-size:14px;border-radius:7px}

/* layout */
.top{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 20px;background:var(--card);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;font-weight:700}
.who{font-size:14px;color:var(--muted)}
.wrap{max-width:900px;margin:0 auto;padding:24px 16px 60px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px}
.bar{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.filters{display:flex;gap:6px;flex-wrap:wrap}
.filters a{padding:7px 12px;border-radius:99px;text-decoration:none;color:var(--muted);font-weight:600;font-size:14px;border:1px solid transparent}
.filters a.on{background:var(--card);border-color:var(--line);color:var(--ink)}
.filters span{margin-left:4px;font-size:12px;opacity:.8}
.list{display:grid;gap:12px}
.empty{text-align:center;color:var(--muted);padding:40px}

/* post card */
.post{display:flex;gap:16px}
.post .body{flex:1;min-width:0}
.thumb{width:120px;height:120px;object-fit:cover;border-radius:10px;border:1px solid var(--line);flex-shrink:0}
.meta{display:flex;align-items:center;gap:10px;font-size:13px;margin-bottom:6px;flex-wrap:wrap}
.excerpt{color:var(--muted);font-size:14px;margin:4px 0 12px;word-wrap:break-word}
@media (max-width:560px){.post{flex-direction:column}.thumb{width:100%;height:180px}}

.pill{padding:2px 10px;border-radius:99px;font-size:12px;font-weight:700;text-transform:capitalize;background:var(--soft)}
.pill.posted{color:var(--ok)}.pill.scheduled{color:var(--info)}.pill.draft{color:var(--muted)}
.pill.failed{color:var(--err);background:var(--err-bg)}.pill.publishing{color:var(--warn)}

/* forms */
.form{display:grid;gap:16px}
label{display:grid;gap:6px;font-weight:600;font-size:14px}
input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:9px;background:var(--bg);color:var(--ink);font:inherit;font-weight:400}
textarea{resize:vertical}
input:focus,select:focus,textarea:focus{outline:2px solid var(--brand);outline-offset:-1px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}
@media (max-width:560px){.row{grid-template-columns:1fr}}
.thumbbox{display:flex;align-items:center;gap:12px}
.thumbbox .thumb{width:80px;height:80px}
.check{display:flex;align-items:center;gap:8px;font-weight:400}.check input{width:auto}

/* buttons */
.btn{display:inline-block;border:0;background:var(--brand);color:#fff;padding:10px 18px;border-radius:9px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none;text-align:center}
.btn:hover{background:var(--brand-d)}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn.ghost:hover{background:var(--bg)}
.btn.sm{padding:6px 12px;font-size:13px}
.btn.danger{color:var(--err)}
.actions{display:flex;justify-content:flex-end;gap:8px;flex-wrap:wrap}
.actions.left{justify-content:flex-start}
.actions form{margin:0}

/* alerts */
.alert{padding:11px 14px;border-radius:9px;font-size:14px;margin-bottom:14px}
.alert.ok{background:var(--ok-bg);color:var(--ok)}.alert.err{background:var(--err-bg);color:var(--err)}
.alert.sm{padding:8px 10px;font-size:13px;margin:0 0 10px}
code{background:var(--soft);padding:1px 5px;border-radius:4px}