/* admin/assets/css/admin.css */
:root {
    --bg-color: #f4f6f9;
    --sidebar-bg: #1a1a2e;
    --sidebar-color: #ffffff;
    --accent-color: #e63946;
    --text-main: #333333;
    --text-muted: #6c757d;
    --card-bg: #ffffff;
    --border-color: #e2e8f0;
    --success: #28a745;
    --warning: #ffc107;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    display: flex;
    min-height: 100vh;
}

/* LOGIN */
.login-body {
    display: flex;
    justify-content: center;
    align-items: center;
}
.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}
.login-card {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}
.login-header { text-align: center; margin-bottom: 30px; }
.login-header h2 { color: var(--sidebar-bg); }
.login-header p { color: var(--text-muted); font-size: 0.9em; }

.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; font-weight: 500; font-size: 0.9em; }
.form-control {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1em;
}
.checkbox-group { display: flex; align-items: center; gap: 8px; }
.checkbox-group label { margin-bottom: 0; font-weight: normal; }

.btn {
    display: inline-block;
    font-family: inherit;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    border: none;
    border-radius: 4px;
    padding: 12px 20px;
    transition: all 0.2s;
}
.btn-block { width: 100%; display: block; }
.btn-primary { background-color: var(--accent-color); color: #fff; }
.btn-primary:hover { opacity: 0.9; }

.alert { padding: 12px; border-radius: 4px; margin-bottom: 20px; font-size: 0.9em; }
.alert-danger { background-color: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }

/* DAHSBOARD LAYOUT */
.admin-sidebar {
    width: 250px;
    background-color: var(--sidebar-bg);
    color: var(--sidebar-color);
    display: flex;
    flex-direction: column;
    transition: all 0.3s;
}
.sidebar-brand { padding: 20px; font-weight: bold; font-size: 1.2rem; border-bottom: 1px solid rgba(255,255,255,0.1); }
.sidebar-menu { list-style: none; padding: 10px 0; flex: 1; }
.sidebar-menu li a {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    gap: 12px;
}
.sidebar-menu li a:hover, .sidebar-menu li a.active {
    background-color: rgba(255,255,255,0.1);
    color: #fff;
    border-left: 4px solid var(--accent-color);
}
.badge { background: var(--accent-color); color: #fff; padding: 2px 8px; border-radius: 12px; font-size: 0.8em; margin-left: auto; }

.admin-main {
    flex: 1;
    display: flex;
    flex-direction: column;
}
.admin-header {
    background: var(--card-bg);
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}
.admin-content { padding: 30px; }

/* Grid e Components */
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; margin-bottom: 30px; }
.kpi-card { background: var(--card-bg); padding: 20px; border-radius: 8px; border: 1px solid var(--border-color); }
.kpi-title { color: var(--text-muted); font-size: 0.9em; margin-bottom: 10px; }
.kpi-value { font-size: 1.8em; font-weight: 700; color: var(--sidebar-bg); }

.quick-actions { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 15px; margin-bottom: 30px; }
.action-card {
    background: var(--card-bg); padding: 20px; border-radius: 8px; 
    border: 1px solid var(--border-color); text-decoration: none; color: var(--text-main);
    display: flex; align-items: center; gap: 15px; transition: transform 0.2s;
    font-weight: 600;
}
.action-card:hover { transform: translateY(-3px); box-shadow: 0 4px 10px rgba(0,0,0,0.05); }
.action-card.primary { background: #e0f2fe; border-color: #bae6fd; color: #0369a1; }

.table-wrapper { background: var(--card-bg); border-radius: 8px; border: 1px solid var(--border-color); overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
table th, table td { padding: 12px 15px; text-align: left; border-bottom: 1px solid var(--border-color); }
table th { background: #f8fafc; font-weight: 600; color: var(--text-muted); font-size: 0.9em; }
table tbody tr:hover { background: #f8fafc; }

@media (max-width: 768px) {
    .admin-sidebar { position: fixed; transform: translateX(-100%); z-index: 1000; height: 100vh; }
    .admin-sidebar.open { transform: translateX(0); }
    .mobile-toggle { display: block; }
}