*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body { font-family: 'Segoe UI', Arial, sans-serif; font-size: 14px;
       background: #f0f2f5; color: #333; }

/* Navbar */
.navbar { background: #1a3a5c; color: #fff; display: flex;
          align-items: center; justify-content: space-between;
          padding: 0 1.5rem; height: 52px; }
.nav-brand { font-size: 16px; font-weight: 700; letter-spacing: .5px; }
.nav-links a { color: #cde; text-decoration: none; margin-left: 1.2rem;
               font-size: 13px; }
.nav-links a:hover { color: #fff; }
.btn-logout { background: #c0392b; color: #fff !important;
              padding: 4px 12px; border-radius: 4px; }

/* Container */
.container { max-width: 1100px; margin: 1.5rem auto; padding: 0 1rem; }

/* Alerts */
.alert { padding: .75rem 1rem; border-radius: 6px; margin-bottom: 1rem; font-size: 13px; }
.alert-success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.alert-danger  { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }
.alert-warning { background: #fff3cd; color: #856404; border: 1px solid #ffeeba; }

/* Page header */
.page-header { display: flex; align-items: center; justify-content: space-between;
               margin-bottom: 1.2rem; }
.page-header h1 { font-size: 22px; color: #1a3a5c; }
.page-header .subtitle { color: #777; font-size: 13px; margin-top: 2px; }
.header-actions { display: flex; gap: .5rem; flex-wrap: wrap; }

/* Buttons */
.btn { display: inline-block; padding: 7px 16px; border-radius: 5px; border: none;
       cursor: pointer; font-size: 13px; text-decoration: none; font-weight: 500;
       transition: opacity .15s; }
.btn:hover { opacity: .85; }
.btn-primary   { background: #1a3a5c; color: #fff; }
.btn-secondary { background: #6c757d; color: #fff; }
.btn-danger    { background: #c0392b; color: #fff; }
.btn-success   { background: #27ae60; color: #fff; }
.btn-warning   { background: #e67e22; color: #fff; }
.btn-sm        { padding: 4px 10px; font-size: 12px; }
.btn-full      { width: 100%; text-align: center; }

/* Table */
.table { width: 100%; border-collapse: collapse; background: #fff;
         border-radius: 8px; overflow: hidden;
         box-shadow: 0 1px 4px rgba(0,0,0,.08); }
.table th { background: #1a3a5c; color: #fff; padding: 10px 12px;
            text-align: left; font-size: 12px; font-weight: 600;
            text-transform: uppercase; letter-spacing: .5px; }
.table td { padding: 9px 12px; border-bottom: 1px solid #eee; }
.table tr:last-child td { border-bottom: none; }
.table tr:hover td { background: #f8f9fb; }
.row-ok       {  }
.row-blocked  { opacity: .7; }
.row-expired  { background: #fff5f5; }
.row-limit    { background: #fffbf0; }
.empty { text-align: center; color: #999; padding: 2rem !important; }

/* Status badges */
.status { display: inline-block; padding: 2px 8px; border-radius: 12px;
          font-size: 11px; font-weight: 600; }
.status-ok      { background: #d4edda; color: #155724; }
.status-blocked { background: #f8d7da; color: #721c24; }
.status-expired { background: #f8d7da; color: #721c24; }
.status-limit   { background: #fff3cd; color: #856404; }
.status-erro    { background: #f8d7da; color: #721c24; }
.status-offline { background: #e2e3e5; color: #495057; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 4px;
         background: #e8eef5; color: #1a3a5c; font-size: 11px; font-weight: 600; }
.badge-edicao { background: #1a3a5c; color: #fff; }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px,1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.card  { background: #fff; border-radius: 8px; padding: 1rem 1.2rem;
         box-shadow: 0 1px 4px rgba(0,0,0,.08); }
.card-label { font-size: 11px; color: #999; text-transform: uppercase;
              letter-spacing: .5px; margin-bottom: .3rem; }
.card-value { font-size: 20px; font-weight: 700; color: #1a3a5c; }
.card-value.small { font-size: 13px; font-weight: 400; color: #555; }
.text-danger { color: #c0392b !important; }

/* Forms */
.login-box { max-width: 360px; margin: 5rem auto; background: #fff;
             border-radius: 10px; padding: 2rem;
             box-shadow: 0 2px 12px rgba(0,0,0,.1); }
.login-box h2 { text-align: center; color: #1a3a5c; margin-bottom: 1.5rem; }
.form-card { background: #fff; border-radius: 8px; padding: 1.5rem;
             box-shadow: 0 1px 4px rgba(0,0,0,.08); max-width: 700px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { display: flex; flex-direction: column; margin-bottom: 1rem; }
.form-group label { font-size: 12px; font-weight: 600; color: #555;
                    margin-bottom: .3rem; text-transform: uppercase; letter-spacing: .3px; }
.form-group input, .form-group select, .form-group textarea {
    border: 1px solid #d0d7de; border-radius: 5px; padding: 8px 10px;
    font-size: 14px; outline: none; transition: border-color .15s; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: #1a3a5c; }
.form-group textarea { resize: vertical; }
.checkbox-label { display: flex; align-items: center; gap: .5rem;
                  font-size: 13px !important; text-transform: none !important;
                  letter-spacing: 0 !important; cursor: pointer; }
.form-actions { display: flex; gap: .75rem; margin-top: .5rem; }
.hint { font-size: 11px; color: #999; margin-top: .5rem; }