/* style.css */
:root {
    --primary-color: #1e88e5;
    --secondary-color: #2ecc71;
    --danger-color: #e74c3c;
    --dark-color: #2c3e50;
    --light-color: #ecf0f1;
    --border-color: #ddd;
    --bg-color: #f5f7fa;
    --card-bg: #ffffff;
    --sidebar-width: 240px;
}

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

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    background-color: var(--bg-color);
    color: #333;
}

/* App Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background-color: #212529;
    color: white;
    position: fixed;
    height: 100%;
    overflow-y: auto;
    z-index: 10;
}

.logo {
    display: flex;
    align-items: center;
    padding: 20px;
    font-size: 1.5rem;
    font-weight: bold;
    background-color: #191c20;
}

.logo i {
    margin-right: 10px;
    color: var(--primary-color);
}

nav ul {
    list-style: none;
}

nav ul li {
    margin-bottom: 5px;
}

nav ul li a {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: #a7a9ac;
    text-decoration: none;
    transition: all 0.3s;
}

nav ul li a i {
    margin-right: 10px;
    width: 20px;
    text-align: center;
}

nav ul li a:hover {
    background-color: #2c3136;
    color: white;
}

nav ul li.active a {
    background-color: var(--primary-color);
    color: white;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: 20px;
}

/* Header */
header {
    margin-bottom: 20px;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.header-content h1 {
    font-size: 1.8rem;
    color: #333;
}

.user-info {
    display: flex;
    align-items: center;
}

.user-info span {
    margin-right: 10px;
}

.filters {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    background-color: var(--card-bg);
    padding: 15px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    margin-bottom: 20px;
}

.filter-group {
    display: flex;
    align-items: center;
}

.filter-group label {
    margin-right: 8px;
    font-weight: 500;
    color: #555;
}

.filter-group select {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: white;
}

.reset-filters {
    margin-left: auto;
    padding: 8px 12px;
    background-color: #f1f1f1;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
}

.reset-filters:hover {
    background-color: #e7e7e7;
}

/* Metrics Cards */
.metrics-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.metric-card {
    display: flex;
    align-items: center;
    background-color: var(--card-bg);
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    position: relative;
    overflow: hidden;
}

.metric-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
}

.metric-card.total-mentions::before {
    background-color: #e91e63;
}

.metric-card.social-reach::before {
    background-color: #2196f3;
}

.metric-card.social-engagement::before {
    background-color: #ff9800;
}

.metric-card.sentiment-analysis::before {
    background-color: #4caf50;
}

.metric-icon {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 50px;
    height: 50px;
    margin-right: 15px;
    border-radius: 50%;
    color: white;
    font-size: 1.2rem;
}

.total-mentions .metric-icon {
    background-color: #e91e63;
}

.social-reach .metric-icon {
    background-color: #2196f3;
}

.social-engagement .metric-icon {
    background-color: #ff9800;
}

.sentiment-analysis .metric-icon {
    background-color: #4caf50;
}

.metric-content h3 {
    font-size: 0.8rem;
    color: #666;
    margin-bottom: 5px;
    font-weight: 600;
}

.metric-value {
    font-size: 2rem;
    font-weight: bold;
    color: #333;
    line-height: 1.2;
}

.metric-unit {
    font-size: 0.8rem;
    color: #888;
}

.positive {
    color: #4caf50;
}

.negative {
    color: #e74c3c;
}

/* Charts */
.charts-container, .additional-charts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.chart-card {
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    overflow: hidden;
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
}

.chart-header h3 {
    font-size: 1rem;
    font-weight: 600;
    color: #333;
}

.chart-actions {
    display: flex;
    gap: 5px;
}

.chart-option {
    padding: 5px 10px;
    background-color: #f1f1f1;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.8rem;
}

.chart-option.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.chart-body {
    padding: 15px;
    height: 300px;
    position: relative;
}

.donut-chart-container {
    position: relative;
}

.donut-center-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.donut-title {
    font-size: 0.9rem;
    color: #555;
}

.donut-percentage {
    font-size: 1.8rem;
    font-weight: bold;
    color: #4caf50;
}

/* Mentions Table */
.mentions-container {
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    margin-bottom: 20px;
    overflow: hidden;
}

/* Mentions Table (continued) */
.mentions-header {
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
}

.mentions-header h3 {
    font-size: 1rem;
    font-weight: 600;
    color: #333;
}

.mentions-table {
    width: 100%;
}

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

.mentions-table th {
    text-align: left;
    padding: 12px 15px;
    background-color: #f8f9fa;
    border-bottom: 1px solid var(--border-color);
    font-weight: 600;
    color: #555;
}

.mentions-table td {
    padding: 12px 15px;
    border-bottom: 1px solid var(--border-color);
}

.expandable {
    cursor: pointer;
}

.expandable i {
    margin-right: 10px;
    color: #999;
    transition: transform 0.3s;
}

.expandable.active i {
    transform: rotate(180deg);
}

.expanded-content {
    display: table-row;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.nested-table {
    width: 100%;
    border-collapse: collapse;
    background-color: #f9f9f9;
}

.nested-table td {
    padding: 15px;
    border-bottom: 1px solid #eee;
}

.mention-source {
    font-weight: 600;
    margin-bottom: 5px;
    color: #555;
}

.mention-source i {
    margin-right: 5px;
}

.mention-content {
    margin-bottom: 8px;
    line-height: 1.4;
}

.mention-stats {
    display: flex;
    gap: 15px;
    color: #777;
    font-size: 0.85rem;
}

.mention-stats span {
    display: flex;
    align-items: center;
}

.mention-stats i {
    margin-right: 5px;
}

/* Social Media Mentions */
.social-mentions {
    margin-bottom: 20px;
}

.social-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.social-card {
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    overflow: hidden;
}

.social-header {
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
}

.social-header h3 {
    font-size: 1rem;
    font-weight: 600;
    color: #333;
    display: flex;
    align-items: center;
}

.social-header h3 i {
    margin-right: 10px;
}

.twitter h3 i {
    color: #1da1f2;
}

.facebook h3 i {
    color: #3b5998;
}

.youtube h3 i {
    color: #ff0000;
}

.instagram h3 i {
    color: #c32aa3;
}

.web h3 i {
    color: #666;
}

.social-body {
    padding: 15px;
    min-height: 200px;
}

.no-mentions {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 150px;
    color: #aaa;
    text-align: center;
}

.no-mentions i {
    margin-bottom: 15px;
    opacity: 0.3;
}

.mention-item {
    display: flex;
    padding: 12px 0;
    border-bottom: 1px solid #eee;
}

.mention-item:last-child {
    border-bottom: none;
}

.mention-avatar {
    margin-right: 15px;
    color: #999;
}

.mention-user {
    font-weight: 600;
    margin-bottom: 5px;
    color: #555;
}

.mention-text {
    margin-bottom: 8px;
    line-height: 1.4;
}

/* Responsive Adjustments */
@media screen and (max-width: 1024px) {
    .sidebar {
        width: 70px;
    }
    
    .logo span, nav ul li a span {
        display: none;
    }
    
    .main-content {
        margin-left: 70px;
    }
    
    .charts-container, .additional-charts, .social-row {
        grid-template-columns: 1fr;
    }
}

@media screen and (max-width: 768px) {
    .metrics-container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .filters {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .filter-group {
        width: 100%;
    }
    
    .reset-filters {
        margin-left: 0;
        margin-top: 10px;
    }
}

@media screen and (max-width: 480px) {
    .metrics-container {
        grid-template-columns: 1fr;
    }
    
    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .user-info {
        margin-top: 10px;
    }
}

/* Form Styles (for add_data.php) */
.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
}

.form-container {
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    padding: 25px;
}

.form-header {
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.form-header h1 {
    font-size: 1.5rem;
    color: #333;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    color: #555;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(30, 136, 229, 0.2);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.btn-group {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none;
    font-size: 1rem;
}

.btn:hover {
    background-color: #1976d2;
}

.btn-secondary {
    background-color: #f1f1f1;
    color: #333;
}

.btn-secondary:hover {
    background-color: #e3e3e3;
}

.message {
    padding: 12px 15px;
    margin-bottom: 20px;
    border-radius: 4px;
    background-color: #d4edda;
    border: 1px solid #c3e6cb;
    color: #155724;
}

/* Login and Registration Forms */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: var(--bg-color);
}

.auth-form {
    width: 100%;
    max-width: 420px;
    padding: 35px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 5px 25px rgba(0,0,0,0.1);
}

.auth-form h1 {
    text-align: center;
    margin-bottom: 30px;
    color: var(--dark-color);
    font-size: 1.8rem;
}

.auth-footer {
    text-align: center;
    margin-top: 25px;
    color: #666;
}

.auth-footer a {
    color: var(--primary-color);
    text-decoration: none;
}

.success-message {
    padding: 12px 15px;
    margin-bottom: 20px;
    border-radius: 4px;
    background-color: #d4edda;
    border: 1px solid #c3e6cb;
    color: #155724;
}

.error-message {
    padding: 12px 15px;
    margin-bottom: 20px;
    border-radius: 4px;
    background-color: #f8d7da;
    border: 1px solid #f5c6cb;
    color: #721c24;
}

.btn-full {
    width: 100%;
    padding: 12px;
    font-size: 1rem;
}

small {
    font-size: 0.85rem;
    color: #6c757d;
    display: block;
    margin-top: 5px;
}

/* Landing Page */
.landing-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

.hero {
    text-align: center;
    padding: 60px 0;
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 20px;
    color: var(--dark-color);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    color: #555;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin: 60px 0;
}

.feature-item {
    text-align: center;
    padding: 40px 20px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-10px);
}

.feature-item h3 {
    margin: 20px 0 15px;
    color: var(--primary-color);
    font-size: 1.4rem;
}

.feature-item p {
    color: #666;
    line-height: 1.6;
}

footer {
    text-align: center;
    padding: 40px 0;
    background-color: var(--dark-color);
    color: white;
    margin-top: 60px;
}