/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f0f2f5;
    overflow-x: hidden;
}

/* Layout */
#app {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    width: 100%;
}

.main-container {
    display: flex;
    flex: 1;
    width: 100%;
    overflow-x: hidden;
}

.content {
    flex: 1;
    padding: 32px;
    margin-left: 260px;
    transition: margin-left 0.3s ease;
    max-width: 100%;
    overflow-x: hidden;
    padding-top: 80px; /* prevent overlap with fixed header */
}

.content.sidebar-collapsed {
    margin-left: 60px;
}

/* Dashboard Home Container */
.dashboard-home {
    max-width: 1800px;
    margin: 0 auto;
    width: 100%;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 0.5rem;
}

h1 {
    font-size: 2.25rem;
    color: #1a202c;
}

h2 {
    font-size: 1.875rem;
    color: #2d3748;
}

h3 {
    font-size: 1.5rem;
    color: #4a5568;
}

/* Colors */
:root {
    /* Primary Colors */
    --primary-blue: #0066cc;
    --primary-dark: #004499;
    --primary-light: #e6f3ff;
    
    /* Secondary Colors */
    --secondary-gold: #d4af37;
    --secondary-red: #dc3545;
    --secondary-green: #28a745;
    --secondary-orange: #fd7e14;
    
    /* Neutral Colors */
    --gray-50: #f8f9fa;
    --gray-100: #e9ecef;
    --gray-200: #dee2e6;
    --gray-300: #ced4da;
    --gray-400: #adb5bd;
    --gray-500: #6c757d;
    --gray-600: #495057;
    --gray-700: #343a40;
    --gray-800: #212529;
    --gray-900: #1a1a1a;
    
    /* Semantic Colors */
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    --info: #17a2b8;
    
    /* Status Colors */
    --status-pending: #ffc107;
    --status-processing: #17a2b8;
    --status-resolved: #28a745;
    --status-rejected: #dc3545;
    
    /* Shadow */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --radius-xl: 12px;
}

/* Utilities */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.fw-bold { font-weight: 600; }
.fw-normal { font-weight: 400; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }

.p-2 { padding: 0.5rem; }
.p-3 { padding: 1rem; }
.p-4 { padding: 1.5rem; }

.d-flex { display: flex; }
.align-items-center { align-items: center; }
.justify-content-between { justify-content: space-between; }
.justify-content-center { justify-content: center; }

/* Responsive Grid */
.row {
    display: flex;
    flex-wrap: wrap;
    margin-left: -12px;
    margin-right: -12px;
}

.col {
    flex: 1;
    padding-left: 12px;
    padding-right: 12px;
}

.col-2 { flex: 0 0 16.666667%; }
.col-3 { flex: 0 0 25%; }
.col-4 { flex: 0 0 33.333333%; }
.col-6 { flex: 0 0 50%; }
.col-8 { flex: 0 0 66.666667%; }
.col-12 { flex: 0 0 100%; }

footer {
    background: #35424a;
    color: #ffffff;
    text-align: center;
    padding: 10px 0;
    position: relative;
    bottom: 0;
    width: 100%;
}

.card {
    background: #ffffff;
    border: 1px solid #dddddd;
    border-radius: 5px;
    padding: 15px;
    margin: 15px 0;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.button {
    background: #e8491d;
    color: #ffffff;
    border: none;
    padding: 10px 15px;
    border-radius: 5px;
    cursor: pointer;
}

.button:hover {
    background: #35424a;
}

@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
    }

    .main-content {
        margin-left: 0;
    }
}