:root{
  --bg:#f4f6fb; --panel:#fff; --ink:#1c2433; --muted:#7b8499; --line:#e6e9f2;
  --primary:#3b5bdb; --primary-d:#2f49b0; --ok:#13795b; --okbg:#dcfce7;
  --warn:#9a6700; --warnbg:#fff4d6; --danger:#c0341d; --dangerbg:#fde8e4;
  --radius:12px; --shadow:0 1px 3px rgba(20,30,60,.06),0 8px 24px rgba(20,30,60,.05);
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink);font-size:14px;line-height:1.5}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
h1{font-size:20px;margin:0}
h2{font-size:15px;margin:0 0 14px;font-weight:600}
h3{font-size:14px;margin:0 0 8px;font-weight:600}
hr{border:none;border-top:1px solid var(--line);margin:18px 0}
.muted{color:var(--muted)}

/* Layout */
.layout{display:flex;min-height:100vh}
.sidebar{width:220px;background:#10172a;color:#c7cfe2;display:flex;flex-direction:column;padding:18px 14px;gap:6px}
.sidebar .brand{font-weight:700;color:#fff;font-size:17px;padding:6px 10px 16px}
.sidebar nav{display:flex;flex-direction:column;gap:2px;flex:1}
.sidebar nav a{color:#c7cfe2;padding:9px 12px;border-radius:8px;font-weight:500}
.sidebar nav a:hover{background:#1b2540;text-decoration:none}
.sidebar nav a.active{background:var(--primary);color:#fff}
.sidebar .logout button{width:100%;background:transparent;color:#8b94ad;border:1px solid #283250;padding:8px;border-radius:8px;cursor:pointer}
.sidebar .logout button:hover{color:#fff;border-color:#3a466b}
.content{flex:1;display:flex;flex-direction:column}
.topbar{display:flex;justify-content:space-between;align-items:center;padding:18px 28px;border-bottom:1px solid var(--line);background:#fff}
.topbar .user{color:var(--muted);font-weight:500}
.page{padding:24px 28px;max-width:1100px}

/* Panels & cards */
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:20px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media(max-width:860px){.grid-2{grid-template-columns:1fr}.sidebar{width:64px}.sidebar .brand,.sidebar nav a span{display:none}}
.cards{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-bottom:20px}
@media(max-width:860px){.cards{grid-template-columns:repeat(2,1fr)}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:4px}
.card-num{font-size:26px;font-weight:700}
.card-label{color:var(--muted);font-size:12px}
.card-danger .card-num{color:var(--danger)}

/* Tables */
.table{width:100%;border-collapse:collapse}
.table th{text-align:left;font-size:12px;color:var(--muted);font-weight:600;padding:8px 10px;border-bottom:1px solid var(--line)}
.table td{padding:10px;border-bottom:1px solid var(--line);vertical-align:middle}
.table tr:last-child td{border-bottom:none}
.truncate{max-width:260px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* Badges */
.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600}
.badge-ok{background:var(--okbg);color:var(--ok)}
.badge-warn{background:var(--warnbg);color:var(--warn)}
.badge-muted{background:#eef1f7;color:var(--muted)}

/* Buttons */
.btn{display:inline-block;padding:9px 16px;border-radius:8px;font-weight:600;font-size:14px;cursor:pointer;border:1px solid transparent;background:#eef1f7;color:var(--ink)}
.btn:hover{text-decoration:none;filter:brightness(.98)}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-d)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-danger{background:var(--dangerbg);color:var(--danger)}
.btn-block{width:100%}
.toolbar{display:flex;gap:10px;margin-bottom:18px;align-items:center}

/* Forms */
.form label{display:block;margin-bottom:14px;font-weight:600;font-size:13px}
.form input,.form textarea,.form select{width:100%;margin-top:6px;padding:10px 12px;border:1px solid var(--line);border-radius:8px;font-size:14px;font-family:inherit;font-weight:400;background:#fff}
.form input:focus,.form textarea:focus,.form select:focus{outline:2px solid var(--primary);border-color:var(--primary)}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-actions{display:flex;gap:10px;margin-top:8px}

/* Alerts */
.alert{padding:11px 14px;border-radius:8px;margin-bottom:16px;font-weight:500}
.alert-error{background:var(--dangerbg);color:var(--danger)}
.alert-success{background:var(--okbg);color:var(--ok)}

/* Datalist */
.datalist{display:grid;grid-template-columns:120px 1fr;gap:8px 14px;margin:0}
.datalist dt{color:var(--muted);font-weight:600}
.datalist dd{margin:0}

/* Copybox */
.copybox{display:flex;gap:8px}
.copybox input{flex:1;padding:9px 12px;border:1px solid var(--line);border-radius:8px;font-family:monospace;font-size:13px;background:#f8fafc}

/* Auth */
.auth-body{display:flex;align-items:center;justify-content:center;min-height:100vh;background:#10172a}
.auth-card{background:#fff;border-radius:16px;padding:36px;width:360px;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.brand-lg{font-size:24px;font-weight:700;text-align:center;margin-bottom:24px}

/* Connect (cliente) */
.connect-lead{font-size:15px;line-height:1.6;margin:0 0 18px}
.connect-list{margin:0 0 22px;padding-left:18px;color:var(--muted);font-size:13px;line-height:1.7}
.connect-list strong{color:var(--ink)}
.btn-ig{background:linear-gradient(90deg,#833ab4,#fd1d1d,#fcb045);border:none}
.btn-ig:hover{filter:brightness(1.05)}
.connect-icon{width:64px;height:64px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:32px;font-weight:700;margin:0 auto 16px;color:#fff}
.connect-icon.ok{background:var(--ok)}
.connect-icon.err{background:var(--danger)}