/* ===================================
   FINANSOR - Design System
   Modern Dark Theme with Glassmorphism
   =================================== */

/* CSS Variables */
:root {
    /* Colors */
    --bg-primary: #0a0f1c;
    --bg-secondary: #111827;
    --bg-card: rgba(17, 24, 39, 0.8);
    --bg-card-hover: rgba(31, 41, 55, 0.9);
    
    /* Glass Effect */
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    
    /* Text Colors */
    --text-primary: #f9fafb;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    /* Accent Colors */
    --accent-primary: #6366f1;
    --accent-primary-light: #818cf8;
    --accent-secondary: #22d3ee;
    --accent-gradient: linear-gradient(135deg, #6366f1 0%, #22d3ee 100%);
    
    /* Status Colors */
    --success: #10b981;
    --success-bg: rgba(16, 185, 129, 0.1);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.1);
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.1);
    --info: #3b82f6;
    --info-bg: rgba(59, 130, 246, 0.1);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.15);
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Background Pattern */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at top left, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(34, 211, 238, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

/* App Container */
.app-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-lg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.header {
    text-align: center;
    padding: var(--spacing-2xl) 0;
    margin-bottom: var(--spacing-xl);
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: var(--accent-gradient);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow);
}

.logo-icon svg {
    width: 28px;
    height: 28px;
    color: white;
}

.logo h1 {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.tagline {
    color: var(--text-secondary);
    font-size: 1.1rem;
    font-weight: 400;
}

/* Main Content */
.main-content {
    flex: 1;
}

/* Tabs */
.tabs {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    background: var(--glass-bg);
    padding: var(--spacing-sm);
    border-radius: var(--radius-xl);
    border: 1px solid var(--glass-border);
}

.tab {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
}

.tab:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.tab.active {
    background: var(--accent-gradient);
    color: white;
    box-shadow: var(--shadow-md);
}

.tab-icon {
    font-size: 1.2rem;
}

/* Sections */
.section {
    display: none;
    animation: fadeIn 0.3s ease;
}

.section.active {
    display: block;
}

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

/* Cards */
.card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--glass-shadow);
    transition: var(--transition-normal);
}

.card:hover {
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow: var(--glass-shadow), var(--shadow-glow);
}

.card-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.card-title .icon {
    font-size: 1.5rem;
}

.sector-card {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(34, 211, 238, 0.05) 100%);
    border-color: rgba(99, 102, 241, 0.2);
}

/* Form Elements */
.form-section {
    margin-bottom: var(--spacing-xl);
}

.form-section-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--glass-border);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input, .select {
    width: 100%;
    padding: var(--spacing-md);
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition-fast);
}

.input:focus, .select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

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

.input::-webkit-outer-spin-button,
.input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.input[type="number"] {
    -moz-appearance: textfield;
    padding-right: 2.5rem;
}

.currency {
    position: absolute;
    right: var(--spacing-md);
    color: var(--text-muted);
    font-weight: 500;
    pointer-events: none;
}

.select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%239ca3af'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 20px;
    padding-right: 40px;
}

.select option {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* Buttons */
.action-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition-normal);
}

.btn-icon {
    font-size: 1.1rem;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: var(--shadow-md), 0 0 20px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), 0 0 30px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: var(--glass-bg);
    color: var(--text-secondary);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
}

/* Summary Cards */
.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.summary-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    transition: var(--transition-normal);
}

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

.summary-card.liquidity {
    border-left: 3px solid #3b82f6;
}

.summary-card.structure {
    border-left: 3px solid #8b5cf6;
}

.summary-card.activity {
    border-left: 3px solid #f59e0b;
}

.summary-card.profit {
    border-left: 3px solid #10b981;
}

.summary-icon {
    font-size: 2rem;
}

.summary-info {
    display: flex;
    flex-direction: column;
}

.summary-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.summary-value {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* Ratio Tables */
.table-container {
    overflow-x: auto;
    margin: 0 -var(--spacing-xl);
    padding: 0 var(--spacing-xl);
}

.ratio-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 600px;
}

.ratio-table th,
.ratio-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--glass-border);
}

.ratio-table th {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: rgba(0, 0, 0, 0.2);
}

.ratio-table tbody tr {
    transition: var(--transition-fast);
}

.ratio-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

.ratio-table td:first-child {
    font-weight: 500;
}

.ratio-table .value {
    font-weight: 600;
    font-family: 'SF Mono', 'Fira Code', monospace;
}

/* Status Badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.status-badge.very-low {
    background: var(--danger-bg);
    color: var(--danger);
}

.status-badge.low {
    background: var(--warning-bg);
    color: var(--warning);
}

.status-badge.normal {
    background: var(--success-bg);
    color: var(--success);
}

.status-badge.high {
    background: var(--warning-bg);
    color: var(--warning);
}

.status-badge.very-high {
    background: var(--danger-bg);
    color: var(--danger);
}

.status-badge.good {
    background: var(--success-bg);
    color: var(--success);
}

.status-badge.bad {
    background: var(--danger-bg);
    color: var(--danger);
}

/* Charts */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.chart-card {
    min-height: 350px;
}

.chart-wrapper {
    position: relative;
    height: 280px;
}

/* Footer */
.footer {
    text-align: center;
    padding: var(--spacing-xl) 0;
    margin-top: var(--spacing-2xl);
    color: var(--text-muted);
    font-size: 0.875rem;
    border-top: 1px solid var(--glass-border);
}

/* Responsive */
@media (max-width: 768px) {
    .app-container {
        padding: var(--spacing-md);
    }
    
    .logo h1 {
        font-size: 1.75rem;
    }
    
    .tabs {
        flex-direction: column;
    }
    
    .card {
        padding: var(--spacing-lg);
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .charts-grid {
        grid-template-columns: 1fr;
    }
    
    .summary-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .summary-grid {
        grid-template-columns: 1fr;
    }
    
    .logo-icon {
        width: 40px;
        height: 40px;
    }
    
    .logo-icon svg {
        width: 24px;
        height: 24px;
    }
}

/* Print Styles */
@media print {
    body {
        background: white;
        color: black;
    }
    
    .card {
        background: white;
        border: 1px solid #ddd;
        box-shadow: none;
    }
    
    .tabs, .action-buttons, .footer {
        display: none;
    }
}

/* Animations */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.ratio-table tbody tr {
    animation: slideIn 0.3s ease forwards;
}

.ratio-table tbody tr:nth-child(1) { animation-delay: 0.05s; }
.ratio-table tbody tr:nth-child(2) { animation-delay: 0.1s; }
.ratio-table tbody tr:nth-child(3) { animation-delay: 0.15s; }
.ratio-table tbody tr:nth-child(4) { animation-delay: 0.2s; }