/* Enhanced Ministry of Finance CSS */

/* CSS Custom Properties & Variables */
:root {
    /* Brand Colors */
    --mof-blue: #0d2c4d;
    --mof-blue-light: #1e4a6b;
    --mof-blue-dark: #0a1f36;
    --mof-green: #1e5a32;
    --mof-green-light: #2d7d4a;
    --mof-green-dark: #133e22;
    --mof-gold: #c39a3f;
    --mof-gold-light: #d4ae5a;
    --mof-gold-dark: #a8822d;
    
    /* Neutral Colors */
    --background: #f8f9fa;
    --background-alt: #f1f5f9;
    --surface: #ffffff;
    --surface-raised: #ffffff;
    --surface-overlay: rgba(255, 255, 255, 0.95);
    
    /* Text Colors */
    --text-primary: #212529;
    --text-secondary: #495057;
    --text-muted: #6c757d;
    --text-inverse: #ffffff;
    
    /* Border & Divider */
    --border: #dee2e6;
    --border-light: #e9ecef;
    --divider: #ced4da;
    
    /* Status Colors */
    --status-success: #16a34a;
    --status-warning: #f59e0b;
    --status-danger: #dc2626;
    --status-info: #0ea5e9;
    
    /* Status Backgrounds */
    --success-bg: #f0fdf4;
    --warning-bg: #fefce8;
    --danger-bg: #fef2f2;
    --info-bg: #f0f9ff;
    
    /* Spacing Scale */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 2.5rem;
    --space-3xl: 3rem;
    
    /* Typography Scale */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.2s ease;
    --transition-slow: 0.3s ease;
    
    /* Z-Index Scale */
    --z-dropdown: 1000;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-toast: 1080;
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --background: #0f172a;
        --background-alt: #1e293b;
        --surface: #1e293b;
        --surface-raised: #334155;
        --surface-overlay: rgba(30, 41, 59, 0.95);
        --text-primary: #f8fafc;
        --text-secondary: #cbd5e1;
        --text-muted: #94a3b8;
        --border: #334155;
        --border-light: #475569;
        --divider: #475569;
    }
}

/* Reset & Base Styles */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Lato', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--background);
    color: var(--text-primary);
    margin: 0;
    line-height: 1.6;
    font-size: var(--font-size-base);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Enhanced Header */
header {
    background: linear-gradient(135deg, var(--mof-blue), var(--mof-blue-light));
    color: var(--text-inverse);
    padding: var(--space-xl);
    text-align: center;
    border-bottom: 5px solid var(--mof-gold);
    position: relative;
    overflow: hidden;
}

header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="0.5" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
    pointer-events: none;
}

header .logo {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--space-sm);
    font-weight: 700;
    position: relative;
    z-index: 1;
}

header h1 {
    font-size: var(--font-size-3xl);
    margin: 0;
    font-weight: 600;
    position: relative;
    z-index: 1;
}

header p {
    opacity: 0.9;
    margin: var(--space-xs) 0 0;
    font-size: var(--font-size-lg);
    position: relative;
    z-index: 1;
}

/* Enhanced Main Layout */
main {
    max-width: 1400px;
    margin: var(--space-2xl) auto;
    padding: 0 var(--space-lg);
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-xl);
    flex: 1;
}

/* Responsive Grid */
@media (max-width: 1024px) {
    main {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
        margin: var(--space-lg) auto;
    }
}

@media (max-width: 768px) {
    main {
        padding: 0 var(--space-md);
    }
    
    header {
        padding: var(--space-lg);
    }
    
    header .logo {
        font-size: var(--font-size-3xl);
    }
    
    header h1 {
        font-size: var(--font-size-2xl);
    }
}

/* Enhanced Card Styling */
.tool-card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--space-xl);
    border: 1px solid var(--border);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--mof-green), var(--mof-gold));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.tool-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.tool-card:hover::before {
    opacity: 1;
}

.wide-card {
    grid-column: 1 / -1;
}

.tool-card h2 {
    color: var(--mof-blue);
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin: 0 0 var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 2px solid var(--border);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    position: relative;
}

.tool-card h2::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background: var(--mof-green);
}

.tool-card h2 i {
    color: var(--mof-green);
    font-size: var(--font-size-lg);
}

/* Enhanced Form Elements */
input, select, textarea {
    width: 100%;
    box-sizing: border-box;
    font-family: inherit;
    padding: var(--space-sm) var(--space-md);
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    margin-top: var(--space-md);
    transition: all var(--transition-base);
    background-color: var(--surface);
    color: var(--text-primary);
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--mof-green);
    box-shadow: 0 0 0 3px rgba(30, 90, 50, 0.1);
}

input:hover, select:hover, textarea:hover {
    border-color: var(--mof-green-light);
}

input::placeholder, textarea::placeholder {
    color: var(--text-muted);
}

/* Enhanced Buttons */
button {
    background: linear-gradient(135deg, var(--mof-green), var(--mof-green-light));
    color: var(--text-inverse);
    font-weight: 600;
    font-size: var(--font-size-base);
    padding: var(--space-sm) var(--space-lg);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    width: 100%;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

button:hover {
    background: linear-gradient(135deg, var(--mof-green-dark), var(--mof-green));
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

button:hover::before {
    left: 100%;
}

button:active {
    transform: translateY(0);
}

button i {
    margin-right: var(--space-sm);
}

/* Secondary Button Variant */
.btn-secondary {
    background: linear-gradient(135deg, var(--mof-blue), var(--mof-blue-light));
}

.btn-secondary:hover {
    background: linear-gradient(135deg, var(--mof-blue-dark), var(--mof-blue));
}

/* Enhanced Dashboard */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
}

.stat-widget {
    background: linear-gradient(135deg, var(--background-alt), var(--surface));
    padding: var(--space-lg);
    text-align: center;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.stat-widget::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--mof-gold);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.stat-widget:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-widget:hover::before {
    transform: scaleX(1);
}

.stat-widget h3 {
    margin: 0 0 var(--space-sm);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.stat-widget p {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin: 0;
    color: var(--text-primary);
}

.stat-widget .unit {
    font-size: var(--font-size-base);
    font-weight: 400;
    color: var(--text-secondary);
    margin-left: var(--space-xs);
}

/* Enhanced Status Colors */
.status-ok {
    color: var(--status-success);
}

.status-warning {
    color: var(--status-warning);
}

.status-danger {
    color: var(--status-danger);
}

.status-info {
    color: var(--status-info);
}

/* Enhanced Budget Tracker */
.budget-meter {
    margin-bottom: var(--space-xl);
}

.budget-meter h3 {
    font-size: var(--font-size-lg);
    margin: 0 0 var(--space-sm);
    color: var(--text-primary);
    font-weight: 600;
}

.meter-bar {
    width: 100%;
    height: 28px;
    background: var(--border);
    border-radius: var(--radius-lg);
    padding: 4px;
    position: relative;
    overflow: hidden;
}

.meter-bar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.meter-fill {
    height: 100%;
    border-radius: var(--radius-md);
    background: linear-gradient(90deg, var(--mof-green), var(--mof-green-light), var(--mof-gold));
    width: 0%;
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.meter-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: progress-shine 1.5s infinite;
}

@keyframes progress-shine {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.meter-value {
    display: block;
    text-align: right;
    font-weight: 600;
    margin-top: var(--space-xs);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
}

/* Enhanced Result Areas */
.result-area {
    margin-top: var(--space-md);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    border-left: 4px solid;
    position: relative;
    backdrop-filter: blur(10px);
}

.result-area::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: inherit;
    opacity: 0.8;
    border-radius: inherit;
    z-index: -1;
}

.ok {
    background-color: var(--success-bg);
    color: var(--status-success);
    border-left-color: var(--status-success);
}

.warning {
    background-color: var(--warning-bg);
    color: var(--status-warning);
    border-left-color: var(--status-warning);
}

.danger {
    background-color: var(--danger-bg);
    color: var(--status-danger);
    border-left-color: var(--status-danger);
}

.info {
    background-color: var(--info-bg);
    color: var(--status-info);
    border-left-color: var(--status-info);
}

/* Additional Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.p-sm { padding: var(--space-sm); }
.p-md { padding: var(--space-md); }
.p-lg { padding: var(--space-lg); }
.p-xl { padding: var(--space-xl); }

.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }

.text-sm { font-size: var(--font-size-sm); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }

.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }

.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }

/* Loading Animation */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: loading-shimmer 1.5s infinite;
}

@keyframes loading-shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Print Styles */
@media print {
    header {
        background: var(--mof-blue) !important;
        color: white !important;
    }
    
    .tool-card {
        box-shadow: none !important;
        border: 1px solid var(--border) !important;
    }
    
    button {
        background: var(--mof-green) !important;
        color: white !important;
    }
}

/* Accessibility Improvements */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --border: #000000;
        --text-secondary: #000000;
    }
    
    .tool-card {
        border: 2px solid var(--border);
    }
    
    input, select, textarea {
        border: 2px solid var(--border);
    }
}