/* Tanzania Stock Market AI - Professional CSS */

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.4;
    color: #ffffff;
    background: #1a1a2e;
    min-height: 100vh;
}

/* Background */
.background-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.background-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.background-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.8), rgba(16, 16, 35, 0.6));
    backdrop-filter: blur(2px);
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-image {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #007bff;
}

.logo-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #007bff;
    margin: 0;
}

.logo-subtitle {
    font-size: 0.875rem;
    color: #cccccc;
    margin: 0;
}

/* Navigation */
.nav {
    display: flex;
    gap: 0.5rem;
}

.nav-btn {
    background: transparent;
    border: 2px solid transparent;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #ffffff;
}

.nav-btn:hover {
    background: rgba(0, 123, 255, 0.2);
    border-color: #007bff;
    color: #007bff;
}

.nav-btn.active {
    background: #007bff;
    color: white;
    border-color: #007bff;
}

/* Main Content */
.main {
    padding: 1rem 0;
    min-height: calc(100vh - 80px);
}

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

.section.active {
    display: block;
}

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

.section-header {
    margin-bottom: 1rem;
}

.section-header h2 {
    font-size: 1.8rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 0.25rem;
}

.section-header p {
    color: #cccccc;
    font-size: 1rem;
}

/* Market Summary */
.market-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}

.summary-card {
    background: rgba(26, 26, 46, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 1rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.15);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.summary-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 123, 255, 0.2);
}

.summary-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: linear-gradient(135deg, #007bff, #0056b3);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.75rem;
    font-size: 1.2rem;
    color: white;
}

.summary-content h3 {
    font-size: 0.8rem;
    color: #cccccc;
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.summary-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 0.15rem;
}

.summary-label {
    font-size: 0.75rem;
    color: #999999;
}

/* Charts Row */
.charts-row {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.chart-container {
    background: rgba(26, 26, 46, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 1rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.chart-header h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #ffffff;
}

.refresh-btn {
    background: #007bff;
    color: white;
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
}

.refresh-btn:hover {
    background: #0056b3;
}

/* Top Movers */
.top-movers {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.movers-section {
    background: rgba(26, 26, 46, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 1rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.movers-section h3 {
    font-size: 1rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 0.75rem;
}

.movers-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.mover-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem;
    background: rgba(0, 123, 255, 0.05);
    border-radius: 6px;
    border-left: 3px solid #007bff;
}

.mover-item.gainer {
    border-left-color: #28a745;
}

.mover-item.loser {
    border-left-color: #ff6b6b;
}

.mover-symbol {
    font-weight: 600;
    color: #ffffff;
}

.mover-change {
    font-weight: 500;
}

.mover-change.positive {
    color: #28a745;
}

.mover-change.negative {
    color: #ff6b6b;
}

/* Search and Filter */
.search-filter {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.search-box {
    position: relative;
    flex: 1;
    min-width: 300px;
}

.search-box i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #cccccc;
}

.search-box input,
select {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.5rem;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    font-size: 1rem;
    background: rgba(26, 26, 46, 0.8);
    color: #ffffff;
    transition: border-color 0.3s ease;
}

.search-box input:focus,
select:focus {
    outline: none;
    border-color: #007bff;
}

select {
    padding-left: 1rem;
    min-width: 150px;
}

/* Stocks Table */
.stocks-table-container {
    background: rgba(26, 26, 46, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 1rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.15);
    overflow-x: auto;
}

.stocks-table {
    width: 100%;
    border-collapse: collapse;
}

.stocks-table th,
.stocks-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.stocks-table th {
    background: rgba(0, 123, 255, 0.1);
    color: #ffffff;
    font-weight: 600;
    position: sticky;
    top: 0;
}

.stocks-table tr:hover {
    background: rgba(0, 123, 255, 0.1);
}

.stock-symbol {
    font-weight: 600;
    color: #007bff;
}

.change-positive {
    color: #28a745;
}

.change-negative {
    color: #ff6b6b;
}

.btn-action {
    background: #007bff;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.875rem;
    transition: background 0.3s ease;
}

.btn-action:hover {
    background: #0056b3;
}

/* Prediction Controls */
.prediction-controls {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.prediction-controls select {
    flex: 1;
    min-width: 200px;
    padding: 0.5rem 0.75rem;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
    font-size: 0.9rem;
    background: rgba(26, 26, 46, 0.8);
    color: #ffffff;
}

.btn-primary {
    background: linear-gradient(135deg, #007bff, #0056b3);
    color: white;
    border: none;
    padding: 0.5rem 1.5rem;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 123, 255, 0.3);
}

/* Prediction Results */
.prediction-results {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.prediction-card,
.prediction-chart {
    background: rgba(26, 26, 46, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 1rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.prediction-card h3,
.prediction-chart h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 0.75rem;
}

.prediction-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.prediction-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.prediction-item label {
    font-size: 0.8rem;
    color: #cccccc;
    font-weight: 500;
}

.prediction-item span {
    font-size: 1.1rem;
    font-weight: 600;
    color: #ffffff;
}

.trading-signal {
    background: linear-gradient(135deg, rgba(40, 167, 69, 0.1), rgba(0, 123, 255, 0.1));
    border-radius: 8px;
    padding: 1rem;
    border-left: 3px solid #007bff;
}

.trading-signal h4 {
    font-size: 1rem;
    color: #ffffff;
    margin-bottom: 0.25rem;
}

.trading-signal p {
    font-size: 0.9rem;
    color: #cccccc;
    font-weight: 500;
}

/* Quick Prediction Form */
.quick-prediction {
    background: rgba(26, 26, 46, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.15);
    margin-bottom: 1rem;
}

.prediction-form-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.prediction-form-header h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #007bff;
    margin-bottom: 0.5rem;
}

.prediction-form-header p {
    color: #cccccc;
    font-size: 0.9rem;
}

.prediction-form-content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 500;
    color: #ffffff;
}

.form-group select,
.form-group input {
    padding: 0.75rem;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
    background: rgba(0, 0, 0, 0.3);
    color: #ffffff;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group select:focus,
.form-group input:focus {
    outline: none;
    border-color: #007bff;
}

.btn-predict {
    background: linear-gradient(135deg, #007bff, #0056b3);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    margin-top: 0.5rem;
}

.btn-predict:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 123, 255, 0.3);
}

.quick-result {
    background: linear-gradient(135deg, rgba(40, 167, 69, 0.1), rgba(0, 123, 255, 0.1));
    border-radius: 8px;
    padding: 1rem;
    border-left: 4px solid #007bff;
    margin-top: 1rem;
    animation: slideIn 0.5s ease;
}

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

.result-content h4 {
    font-size: 1.1rem;
    color: #ffffff;
    margin-bottom: 0.75rem;
}

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

.predicted-price-label {
    color: #cccccc;
    font-size: 0.9rem;
}

.predicted-price-value {
    color: #007bff;
    font-size: 1.3rem;
    font-weight: 700;
}

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

.confidence-label {
    color: #cccccc;
    font-size: 0.9rem;
}

.confidence-value {
    color: #28a745;
    font-weight: 600;
}

/* Enhanced Stock Table */
.stocks-table tbody tr:hover {
    background: rgba(0, 123, 255, 0.1);
    transform: scale(1.01);
    transition: all 0.3s ease;
}

.stock-symbol {
    font-weight: 600;
    color: #007bff;
    padding: 0.5rem 0.75rem;
    background: rgba(0, 123, 255, 0.1);
    border-radius: 4px;
    display: inline-block;
}

.change-positive {
    color: #28a745;
    font-weight: 600;
}

.change-negative {
    color: #dc3545;
    font-weight: 600;
}

.btn-action {
    background: #007bff;
    color: white;
    border: none;
    padding: 0.4rem 0.8rem;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.8rem;
    transition: background 0.3s ease;
}

.btn-action:hover {
    background: #0056b3;
    transform: scale(1.05);
}

/* Enhanced Prediction Results */
.prediction-card {
    position: relative;
    overflow: hidden;
}

.prediction-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #007bff, #28a745);
}

.prediction-item {
    background: rgba(0, 0, 0, 0.2);
    padding: 0.75rem;
    border-radius: 6px;
    border-left: 3px solid #007bff;
    transition: transform 0.3s ease;
}

.prediction-item:hover {
    transform: translateX(5px);
}

/* Enhanced Portfolio */
.portfolio-card {
    position: relative;
    overflow: hidden;
}

.portfolio-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, #007bff, #28a745);
}

.portfolio-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 123, 255, 0.2);
}

/* Responsive Enhancements */
@media (max-width: 768px) {
    .prediction-form-content {
        gap: 0.75rem;
    }
    
    .prediction-display,
    .prediction-confidence {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
    }
    
    .quick-prediction {
        padding: 1rem;
    }
}
.portfolio-input {
    background: rgba(26, 26, 46, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 1rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.15);
    margin-bottom: 1rem;
}

.portfolio-input h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 0.75rem;
}

.holding-form {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.holding-form select,
.holding-form input {
    flex: 1;
    min-width: 150px;
    padding: 0.5rem 0.75rem;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
    font-size: 0.9rem;
    background: rgba(26, 26, 46, 0.8);
    color: #ffffff;
}

.portfolio-summary {
    margin-bottom: 1rem;
}

.summary-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.portfolio-card {
    background: rgba(26, 26, 46, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 8px;
    padding: 1rem;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.portfolio-card h4 {
    font-size: 0.8rem;
    color: #cccccc;
    margin-bottom: 0.25rem;
    text-transform: uppercase;
}

.portfolio-card p {
    font-size: 1.2rem;
    font-weight: 700;
    color: #ffffff;
}

.holdings-table {
    background: rgba(26, 26, 46, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 1rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.holdings-table h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 0.75rem;
}

.holdings-table table {
    width: 100%;
    border-collapse: collapse;
}

.holdings-table th,
.holdings-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.holdings-table th {
    background: rgba(0, 123, 255, 0.1);
    font-weight: 600;
    color: #ffffff;
}

.btn-remove {
    background: #ff6b6b;
    color: #ffffff;
    border: none;
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    cursor: pointer;
    font-size: 0.7rem;
}

.btn-remove:hover {
    background: #ff5252;
}

/* Loading */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.loading-overlay.active {
    display: flex;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(0, 123, 255, 0.3);
    border-top: 4px solid #007bff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-overlay p {
    color: #ffffff;
    font-weight: 500;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav {
        width: 100%;
        justify-content: space-between;
    }
    
    .nav-btn {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }
    
    .charts-row {
        grid-template-columns: 1fr;
    }
    
    .prediction-results {
        grid-template-columns: 1fr;
    }
    
    .prediction-grid {
        grid-template-columns: 1fr;
    }
    
    .summary-cards {
        grid-template-columns: 1fr 1fr;
    }
    
    .holding-form {
        flex-direction: column;
    }
    
    .stocks-table-container {
        padding: 1rem;
    }
    
    .stocks-table th,
    .stocks-table td {
        padding: 0.5rem;
        font-size: 0.875rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 10px;
    }
    
    .market-summary {
        grid-template-columns: 1fr;
    }
    
    .summary-cards {
        grid-template-columns: 1fr;
    }
    
    .nav {
        flex-wrap: wrap;
    }
    
    .nav-btn {
        flex: 1;
        min-width: calc(50% - 0.25rem);
    }
}

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

.text-right {
    text-align: right;
}

.font-weight-bold {
    font-weight: 600;
}

.text-success {
    color: #28a745;
}

.text-danger {
    color: #dc3545;
}

.text-warning {
    color: #ffc107;
}

.bg-success {
    background-color: #28a745;
}

.bg-danger {
    background-color: #dc3545;
}

.bg-warning {
    background-color: #ffc107;
}

.mb-0 {
    margin-bottom: 0;
}

.mt-2 {
    margin-top: 2rem;
}

/* Utility Classes for Dark Theme */
.text-success {
    color: #28a745 !important;
}

.text-danger {
    color: #dc3545 !important;
}

.text-warning {
    color: #ffc107 !important;
}

.text-center {
    text-align: center;
}

.d-none {
    display: none;
}

.d-block {
    display: block;
}

.w-100 {
    width: 100%;
}