:root {
    --primary-color: #4e73df;
    --success-color: #1cc88a;
    --info-color: #36b9cc;
    --warning-color: #f6c23e;
    --danger-color: #e74a3b;
    --body-bg: #f5efe6; /* Darker, richer cream/beige */
    --nav-bg: #ffffff;
    --text-color: #5a5c69;
}

body {
    background-color: var(--body-bg);
    /* More visible pattern: slightly darker dot */
    background-image: radial-gradient(#d1d5db 1px, transparent 1px);
    background-size: 20px 20px;
    font-family: 'Nunito', sans-serif;
    color: var(--text-color);
}

/* Navbar */
.navbar-custom {
    background-color: var(--nav-bg);
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    padding: 0.75rem 1rem;
    border-bottom: 1px solid #e3e6f0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-brand {
    font-weight: 800;
    color: var(--primary-color) !important;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Main Content - NO RED BORDER */
.main-content {
    padding: 2.5rem 0;
    min-height: calc(100vh - 70px);
}

/* Dashboard Cards */
.card {
    border: none;
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.06); /* Softer, deeper shadow */
    transition: all 0.3s ease;
    background-color: #fff;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.card-header {
    background-color: #fff;
    border-bottom: 1px solid #f3f4f6;
    font-weight: 700;
    padding: 1.25rem 1.5rem;
    color: var(--primary-color);
}

/* Vibrant Stat Cards */
.stat-card-vl { border-left: 6px solid #6366f1 !important; background: linear-gradient(135deg, #ffffff 0%, #eef2ff 100%); }
.stat-card-sl { border-left: 6px solid #10b981 !important; background: linear-gradient(135deg, #ffffff 0%, #ecfdf5 100%); }
.stat-card-pl { border-left: 6px solid #f59e0b !important; background: linear-gradient(135deg, #ffffff 0%, #fffbeb 100%); }
.stat-card-tenure { border-left: 6px solid #ec4899 !important; background: linear-gradient(135deg, #ffffff 0%, #fdf2f8 100%); }

.stat-label { font-size: 0.7rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 0.5rem; opacity: 0.8; }
.stat-value { font-size: 2rem; font-weight: 800; line-height: 1.2; }

/* Login Page */
.login-page {
    background: radial-gradient(circle at center, #6366f1, #4338ca);
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.1'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.login-box {
    width: 100%;
    max-width: 420px;
    padding: 3rem;
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.25);
}

.form-control-user {
    border-radius: 12px;
    padding: 0.85rem 1rem;
    border: 1px solid #d1d5db;
    background-color: #f9fafb;
    font-size: 0.95rem;
}

.form-control-user:focus {
    background-color: #fff;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(78, 115, 223, 0.1);
}

.btn-user {
    border-radius: 12px;
    padding: 0.85rem;
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.02em;
    background: linear-gradient(to right, #4e73df, #3751aa);
    border: none;
    box-shadow: 0 4px 15px rgba(78, 115, 223, 0.3);
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-user:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(78, 115, 223, 0.4);
}

/* Badges & Tables */
.badge {
    padding: 0.5em 0.9em;
    font-weight: 700;
    border-radius: 8px;
    font-size: 0.75em;
    letter-spacing: 0.03em;
}

.table-responsive {
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid #e5e7eb;
}

.table thead th {
    background-color: #f9fafb;
    color: #6b7280;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    border-bottom: 1px solid #e5e7eb;
    padding: 1rem;
}

.table td {
    padding: 1rem;
    vertical-align: middle;
    color: #374151;
    font-size: 0.9rem;
}