:root {
    --bg-main: #f4f7ff;
    --surface: #ffffff;
    --primary: #4b49ac;
    --primary-light: #7da0fa;
    --secondary: #98bdff;
    --text-main: #282f3a;
    --text-muted: #6c7383;
    --border-color: #e3e7ee;
    --shadow-soft: 0 5px 20px rgba(0, 0, 0, 0.05);
    --shadow-elevated: 0 10px 40px rgba(75, 73, 172, 0.1);
    --accent-success: #71c016;
    --accent-danger: #ff4747;
    --accent-warning: #ffc100;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: 'Plus Jakarta Sans', sans-serif;
    letter-spacing: -0.01em;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    color: #1f1f1f;
}

/* Premium Layout Components */
.glass-card, .erp-card {
    background: var(--surface) !important;
    border: none !important;
    border-radius: 20px !important;
    box-shadow: var(--shadow-soft) !important;
    padding: 1.5rem !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-elevated) !important;
}

/* Sidebar Styling - Skydash Style */
.erp-sidebar {
    background: var(--surface) !important;
    border-right: 1px solid var(--border-color) !important;
    padding: 0 !important;
    position: sticky !important;
    top: 0 !important;
    height: 100vh !important;
    overflow-y: auto !important;
}

.erp-sidebar h4 {
    padding: 2rem 1.5rem 1rem;
    color: var(--primary);
    font-size: 1.5rem;
}

.erp-nav-label {
    color: var(--text-muted) !important;
    font-size: 0.75rem !important;
    font-weight: 700 !important;
    text-transform: uppercase;
    letter-spacing: 0.1em !important;
    padding: 1.5rem 1.5rem 0.5rem !important;
}

.nav-link {
    color: #484848 !important;
    padding: 12px 25px !important;
    font-weight: 500 !important;
    font-size: 0.93rem !important;
    border-radius: 0 !important;
    margin: 0 !important;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
}

.nav-link:hover {
    background-color: #f8f9fa !important;
    color: var(--primary) !important;
    padding-left: 30px !important;
}

.nav-link.bg-light {
    background-color: var(--primary) !important;
    color: white !important;
    border-radius: 0 25px 25px 0 !important;
    margin-right: 15px !important;
    box-shadow: 4px 4px 10px rgba(75, 73, 172, 0.2);
}

/* Dashboard Widgets */
.stat-value {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary);
    margin: 0.5rem 0;
}

.badge {
    font-weight: 600;
    padding: 0.5em 1em;
    border-radius: 8px;
}

/* Form Controls - Global Modern Style */
.form-control, .form-select, 
input:not([type="checkbox"]):not([type="radio"]):not([type="submit"]):not([type="button"]):not([type="file"]),
select, textarea {
    display: block !important;
    width: 100% !important;
    border: 1px solid #e1e7f5 !important;
    border-radius: 12px !important;
    padding: 14px 18px !important;
    font-size: 0.95rem !important;
    background: #f8faff !important;  /* Soft light background */
    color: #2d3748 !important;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1) !important;
    line-height: 1.5;
    box-shadow: none !important;
}

input:focus, select:focus, textarea:focus,
.form-control:focus, .form-select:focus {
    outline: none !important;
    border-color: var(--primary) !important;
    background: #ffffff !important;
    box-shadow: 0 0 0 4px rgba(75, 73, 172, 0.1) !important;
    transform: translateY(-1px);
}

/* Specific styling for file inputs */
input[type="file"] {
    display: block !important;
    width: 100% !important;
    background: #f8f9fa !important;
    padding: 10px !important;
    border: 1px dashed var(--border-color) !important;
    border-radius: 12px !important;
    cursor: pointer;
}

/* Modern Form Grouping & Labels */
.erp-form p, .mb-3, .mb-4, .form-group, .form-group-custom {
    margin-bottom: 2.2rem !important;
    width: 100% !important;
    clear: both;
}

.form-group-custom {
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
}

.erp-form label, .form-label {
    display: block !important;
    width: 100% !important;
    font-weight: 700 !important;
    font-size: 0.85rem !important;
    color: #4b49ac !important; /* Premium brand purple */
    margin-bottom: 10px !important;
    text-transform: none !important;
    letter-spacing: 0.02em !important;
    transition: all 0.2s ease !important;
}

input:focus + label, select:focus + label, textarea:focus + label {
    color: var(--primary) !important;
}

/* Checkbox and Radio refinement */
input[type="checkbox"], input[type="radio"] {
    width: 20px !important;
    height: 20px !important;
    display: inline-block !important;
    margin-right: 10px !important;
    cursor: pointer !important;
    accent-color: var(--primary) !important;
    vertical-align: middle;
}

.form-check-label {
    display: inline-block !important;
    width: auto !important;
    margin-bottom: 0 !important;
    text-transform: none !important;
    font-size: 0.9rem !important;
    font-weight: 500 !important;
    vertical-align: middle;
}

/* Main Content Area */
main {
    padding: 2.5rem !important;
}

.glass {
    background: transparent !important;
    border: none !important;
    backdrop-filter: none !important;
    padding: 0 !important;
}

/* Buttons */
.btn-primary, .btn-info {
    background-color: var(--primary) !important;
    border: none !important;
    padding: 12px 24px !important;
    border-radius: 12px !important;
    font-weight: 600 !important;
    transition: all 0.3s ease;
}

.btn-primary:hover, .btn-info:hover {
    background-color: var(--primary-light) !important;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(75, 73, 172, 0.3);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-up {
    animation: fadeIn 0.5s ease forwards;
}