:root {
    --bg-color: #0d1117;
    --card-bg: #161b22;
    --border-color: #30363d;
    --text-primary: #c9d1d9;
    --text-muted: #8b949e;
    --primary: #58a6ff;
    --primary-hover: #3182ce;
    --danger: #f85149;
    --success: #2ea043;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    min-height: 100vh;
}

.header {
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header h1 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #ffffff;
}

.nav-links {
    display: flex;
    gap: 16px;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.875rem;
    padding: 8px 12px;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.05);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 32px 24px;
}

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Formulários */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.form-control {
    width: 100%;
    background-color: #0d1117;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px 12px;
    border-radius: 6px;
    font-size: 0.875rem;
    transition: border-color 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.2);
}

.btn {
    background-color: var(--primary);
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
    width: 100%;
}

.btn:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(88, 166, 255, 0.2);
}

.table-wrapper {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 16px 24px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    background-color: #0d1117;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

tr:last-child td {
    border-bottom: none;
}

tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

.badge {
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
}

.badge.pending { background: rgba(210, 153, 34, 0.15); color: #d29922; border: 1px solid rgba(210, 153, 34, 0.4); }
.badge.authorized { background: rgba(46, 160, 67, 0.15); color: #2ea043; border: 1px solid rgba(46, 160, 67, 0.4); }
.badge.spamming { background: rgba(88, 166, 255, 0.15); color: #58a6ff; border: 1px solid rgba(88, 166, 255, 0.4); }
.badge.completed { background: rgba(137, 87, 229, 0.15); color: #8957e5; border: 1px solid rgba(137, 87, 229, 0.4); }
.badge.error { background: #f8514920; color: #f85149; border: 1px solid #f85149; }

/* Alert */
.alert {
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 24px;
    font-size: 0.875rem;
}
.alert-error {
    background: rgba(248, 81, 73, 0.1);
    border: 1px solid rgba(248, 81, 73, 0.4);
    color: #ff7b72;
}
.alert-success {
    background: rgba(46, 160, 67, 0.1);
    border: 1px solid rgba(46, 160, 67, 0.4);
    color: #3fb950;
}

/* Responsividade / Mobile */
@media screen and (max-width: 768px) {
    .container {
        padding: 12px;
    }
    
    /* Quebra os cartões estátisticos pro celular */
    .dashboard-cards {
        grid-template-columns: 1fr !important;
        gap: 16px !important;
    }
    
    /* Ajustes da tabela */
    th, td {
        padding: 12px 10px;
        font-size: 0.85rem;
    }

    /* Links do cabecalho em telas pequenas */
    .nav-links a {
        padding: 6px 10px;
        font-size: 0.85rem;
    }

    .header h1 {
        font-size: 1.1rem;
    }

    /* Campos lado a lado caem pra baixo no mobile */
    .grid-2 {
        grid-template-columns: 1fr !important;
    }
}