/* Vedic Kundli App - Modern Premium Styles */

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #8b5cf6;
    --success: #10b981;
    --error: #ef4444;
    --warning: #f59e0b;
    --info: #3b82f6;
    
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-card: #1e293b;
    --bg-hover: #334155;
    
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    
    --border: #334155;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.3);
    
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-bengali: 'Noto Sans Bengali', sans-serif;
}

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

body {
    font-family: var(--font-sans);
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 700;
}

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

.nav-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--bg-hover);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    box-shadow: var(--shadow);
}

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

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

.btn-secondary:hover {
    background: var(--bg-hover);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-link {
    background: none;
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
}

/* Alerts */
.alert {
    padding: 1rem 0;
    margin-bottom: 1rem;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border-bottom: 2px solid var(--success);
    color: var(--success);
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border-bottom: 2px solid var(--error);
    color: var(--error);
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border-bottom: 2px solid var(--info);
    color: var(--info);
}

/* Main Content */
.main-content {
    padding: 3rem 0;
    min-height: calc(100vh - 200px);
}

/* Form Container */
.form-container {
    background: var(--bg-card);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

.form-header {
    text-align: center;
    margin-bottom: 2rem;
}

.form-header h1 {
    font-size: 2.5rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.form-header p {
    color: var(--text-muted);
}

/* Form Styles */
.kundli-form {
    max-width: 900px;
    margin: 0 auto;
}

.form-grid {
    display: grid;
    gap: 2rem;
}

.form-section {
    background: rgba(51, 65, 85, 0.3);
    padding: 1.5rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border);
}

.form-section.full-width {
    grid-column: 1 / -1;
}

.form-section h3 {
    margin-bottom: 1rem;
    color: var(--primary);
    font-size: 1.25rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.error {
    color: var(--error);
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: block;
}

/* Autocomplete */
.autocomplete-results {
    position: absolute;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    margin-top: 0.25rem;
    max-height: 300px;
    overflow-y: auto;
    z-index: 10;
    box-shadow: var(--shadow-lg);
    display: none;
}

.autocomplete-item {
    padding: 0.75rem;
    cursor: pointer;
    border-bottom: 1px solid var(--border);
    transition: background 0.2s ease;
}

.autocomplete-item:hover {
    background: var(--bg-hover);
}

.autocomplete-item strong {
    display: block;
    color: var(--text-primary);
}

.autocomplete-item small {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.no-results {
    padding: 1rem;
    text-align: center;
    color: var(--text-muted);
}

.form-actions {
    margin-top: 2rem;
    text-align: center;
}

/* Kundli Display */
.kundli-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding: 2rem;
    background: var(--bg-card);
    border-radius: 1rem;
    border: 1px solid var(--border);
}

.kundli-header h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.kundli-meta {
    color: var(--text-muted);
}

.kundli-actions {
    display: flex;
    gap: 1rem;
}

/* Chart Section */
.chart-section {
    margin-bottom: 3rem;
}

.chart-section h2 {
    margin-bottom: 1.5rem;
    font-size: 1.75rem;
}

.chart-container {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.chart {
    max-width: 100%;
    height: auto;
}

/* SVG Chart Styles */
.kundli-chart {
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.1));
}

.house-number {
    font-size: 12px;
    fill: #64748b;
    font-weight: 600;
}

.planet-label {
    font-size: 14px;
    fill: #0f172a;
    font-weight: 700;
}

.planet-label.retrograde {
    fill: #ef4444;
}

/* Data Section */
.data-section {
    margin-bottom: 3rem;
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid var(--border);
}

.data-section h2 {
    margin-bottom: 1rem;
    font-size: 1.75rem;
    color: var(--primary);
}

.section-subtitle {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

/* Tables */
.table-responsive {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

.data-table thead {
    background: rgba(99, 102, 241, 0.1);
}

.data-table th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--primary);
    border-bottom: 2px solid var(--border);
}

.data-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border);
}

.data-table tbody tr:hover {
    background: rgba(99, 102, 241, 0.05);
}

/* Grids */
.houses-grid,
.panchang-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.house-item,
.panchang-item {
    background: rgba(51, 65, 85, 0.3);
    padding: 1rem;
    border-radius: 0.5rem;
    border: 1px solid var(--border);
}

.house-label,
.panchang-label {
    display: block;
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

.house-value,
.panchang-value {
    display: block;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.125rem;
}

/* Dasha */
.dasha-container {
    display: grid;
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.dasha-card {
    background: rgba(51, 65, 85, 0.3);
    padding: 1.5rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border);
}

.dasha-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.dasha-header h4 {
    color: var(--primary);
    font-size: 1.25rem;
}

.dasha-period {
    background: rgba(99, 102, 241, 0.2);
    padding: 0.25rem 0.75rem;
    border-radius: 0.25rem;
    font-size: 0.875rem;
    color: var(--primary);
}

.dasha-dates {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.antar-dasha-details {
    margin-top: 1rem;
}

.antar-dasha-details summary {
    cursor: pointer;
    color: var(--primary);
    font-weight: 600;
    padding: 0.5rem;
    border-radius: 0.25rem;
    transition: background 0.2s ease;
}

.antar-dasha-details summary:hover {
    background: rgba(99, 102, 241, 0.1);
}

.antar-dasha-list {
    margin-top: 1rem;
    display: grid;
    gap: 0.5rem;
}

.antar-item {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem;
    background: rgba(30, 41, 59, 0.5);
    border-radius: 0.25rem;
    font-size: 0.875rem;
}

.antar-dates {
    color: var(--text-muted);
}

/* Yogas */
.yogas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.yoga-card {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    padding: 1.5rem;
    border-radius: 0.75rem;
    border: 1px solid var(--primary);
    position: relative;
}

.yoga-card h4 {
    color: var(--primary);
    margin-bottom: 0.75rem;
    font-size: 1.125rem;
}

.yoga-card p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    margin-bottom: 1rem;
}

.yoga-strength {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.strength-strong {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.strength-moderate {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

/* Divisional Charts */
.divisional-charts {
    margin-top: 1.5rem;
}

.chart-tab-container {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.chart-tab {
    padding: 0.75rem 1.5rem;
    background: rgba(51, 65, 85, 0.3);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
}

.chart-tab.active {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    border-color: var(--primary);
}

.divisional-chart-content {
    display: none;
}

.divisional-chart-content.active {
    display: block;
}

.divisional-chart-content h3 {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 2rem 0;
    text-align: center;
    color: var(--text-muted);
    margin-top: 4rem;
}

/* Responsive */
@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .kundli-header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .yogas-grid {
        grid-template-columns: 1fr;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.data-section,
.chart-section {
    animation: fadeIn 0.6s ease-out;
}