/* Modern CSS Reset */
*, *::before, *::after {
    box-sizing: border-box;
}

:root {
    /* Light Theme Colors */
    --bg-gradient-light-1: #f5f7fa;
    --bg-gradient-light-2: #c3cfe2;
    --bg-primary-light: #ffffff;
    --text-primary-light: #2c3e50;
    --text-secondary-light: #7f8c8d;
    --accent-primary-light: #3498db;
    --accent-secondary-light: #2980b9;
    --card-bg-light: #ffffff;
    --card-border-light: #eaeaea;
    --card-shadow-light: rgba(0, 0, 0, 0.1);
    --error-bg-light: #ffeaea;
    --error-border-light: #e74c3c;
    --success-bg-light: #eafaf1;
    --success-border-light: #2ecc71;
    --input-border-light: #e0e0e0;
    --feature-bg-light: #f8f9fa;
    
    /* Dark Theme Colors */
    --bg-gradient-dark-1: #2c3e50;
    --bg-gradient-dark-2: #1a2a3a;
    --bg-primary-dark: #1e272e;
    --text-primary-dark: #ecf0f1;
    --text-secondary-dark: #bdc3c7;
    --accent-primary-dark: #3498db;
    --accent-secondary-dark: #2980b9;
    --card-bg-dark: #2d3436;
    --card-border-dark: #3d4348;
    --card-shadow-dark: rgba(0, 0, 0, 0.3);
    --error-bg-dark: #4a1c1c;
    --error-border-dark: #e74c3c;
    --success-bg-dark: #1d4a2c;
    --success-border-dark: #2ecc71;
    --input-border-dark: #3d4348;
    --feature-bg-dark: #2d3436;
    
    /* Current Theme - Default to light */
    --bg-gradient-1: var(--bg-gradient-light-1);
    --bg-gradient-2: var(--bg-gradient-light-2);
    --bg-primary: var(--bg-primary-light);
    --text-primary: var(--text-primary-light);
    --text-secondary: var(--text-secondary-light);
    --accent-primary: var(--accent-primary-light);
    --accent-secondary: var(--accent-secondary-light);
    --card-bg: var(--card-bg-light);
    --card-border: var(--card-border-light);
    --card-shadow: var(--card-shadow-light);
    --error-bg: var(--error-bg-light);
    --error-border: var(--error-border-light);
    --success-bg: var(--success-bg-light);
    --success-border: var(--success-border-light);
    --input-border: var(--input-border-light);
    --feature-bg: var(--feature-bg-light);
    
    /* Spacing & Sizing */
    --border-radius-sm: 6px;
    --border-radius-md: 8px;
    --border-radius-lg: 10px;
    --spacing-xs: 5px;
    --spacing-sm: 10px;
    --spacing-md: 15px;
    --spacing-lg: 20px;
    --spacing-xl: 30px;
}

/* Dark Theme Class */
body.dark-theme {
    --bg-gradient-1: var(--bg-gradient-dark-1);
    --bg-gradient-2: var(--bg-gradient-dark-2);
    --bg-primary: var(--bg-primary-dark);
    --text-primary: var(--text-primary-dark);
    --text-secondary: var(--text-secondary-dark);
    --accent-primary: var(--accent-primary-dark);
    --accent-secondary: var(--accent-secondary-dark);
    --card-bg: var(--card-bg-dark);
    --card-border: var(--card-border-dark);
    --card-shadow: var(--card-shadow-dark);
    --error-bg: var(--error-bg-dark);
    --error-border: var(--error-border-dark);
    --success-bg: var(--success-bg-dark);
    --success-border: var(--success-border-dark);
    --input-border: var(--input-border-dark);
    --feature-bg: var(--feature-bg-dark);
    
    /* Force immediate transition */
    transition: background 0.3s ease, color 0.3s ease;
}

body {
    margin: 0;
    font-family: 'Poppins', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: linear-gradient(135deg, var(--bg-gradient-1) 0%, var(--bg-gradient-2) 100%);
    min-height: 100vh;
    padding: var(--spacing-lg);
    padding-top: 80px; /* Add padding for fixed navbar */
    transition: background 0.3s ease, color 0.3s ease;
}

/* Navbar Styles */
.main-navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--card-bg);
    box-shadow: 0 2px 10px var(--card-shadow);
    z-index: 1000;
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-lg);
}

.navbar-brand {
    display: flex;
    align-items: center;
}

.brand-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.1rem;
    transition: color 0.3s ease;
}

.brand-link:hover {
    color: var(--accent-primary);
}

.brand-link .logo-icons {
    margin-right: var(--spacing-sm);
}

/* Navbar Search */
.navbar-search {
    flex: 0 1 300px;
    margin: 0 var(--spacing-lg);
}

.search-input-group {
    display: flex;
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--input-border);
    transition: all 0.3s ease;
}

.search-input-group:focus-within {
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.3);
    border-color: var(--accent-primary);
}

.search-input-group input {
    flex: 1;
    border: none;
    padding: 8px 12px;
    font-size: 0.9rem;
    background-color: var(--card-bg);
    color: var(--text-primary);
    outline: none;
}

.search-input-group button {
    background-color: var(--accent-primary);
    color: white;
    border: none;
    padding: 8px 12px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.search-input-group button:hover {
    background-color: var(--accent-secondary);
}

.navbar-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-secondary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    transition: all 0.3s ease;
    font-weight: 500;
    position: relative;
}

.nav-link i {
    margin-right: var(--spacing-sm);
}

.nav-link:hover, .nav-link.active {
    color: var(--accent-primary);
    background-color: rgba(52, 152, 219, 0.1);
}

/* Dropdown Styles */
.nav-dropdown {
    position: relative;
}

.nav-dropdown-toggle {
    display: flex;
    align-items: center;
    background: none;
    border: none;
    color: var(--text-secondary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    transition: all 0.3s ease;
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
    font-size: inherit;
}

.nav-dropdown-toggle i {
    margin-right: var(--spacing-sm);
}

.nav-dropdown-toggle .fa-chevron-down,
.nav-dropdown-toggle .fa-chevron-up {
    margin-left: var(--spacing-xs);
    margin-right: 0;
    font-size: 0.8rem;
    transition: transform 0.3s ease;
}

.nav-dropdown-toggle:hover {
    color: var(--accent-primary);
    background-color: rgba(52, 152, 219, 0.1);
}

.nav-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--card-bg);
    border-radius: var(--border-radius-md);
    box-shadow: 0 5px 15px var(--card-shadow);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    z-index: 100;
    overflow: hidden;
}

.nav-dropdown-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.dropdown-item i {
    margin-right: var(--spacing-sm);
    width: 20px;
    text-align: center;
}

.dropdown-item:hover {
    background-color: rgba(52, 152, 219, 0.1);
    color: var(--accent-primary);
}

.dropdown-item.active {
    background-color: rgba(52, 152, 219, 0.2);
    color: var(--accent-primary);
    font-weight: 500;
}

/* User Menu */
.user-menu {
    position: relative;
}

.user-menu-toggle {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.3rem;
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.user-menu-toggle:hover {
    background-color: rgba(52, 152, 219, 0.1);
    color: var(--accent-primary);
}

.user-dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: var(--card-bg);
    border-radius: var(--border-radius-md);
    box-shadow: 0 5px 15px var(--card-shadow);
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    z-index: 100;
    overflow: hidden;
}

.user-dropdown-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Navbar Actions */
.navbar-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

/* Theme Toggle */
.theme-toggle {
    cursor: pointer;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    background-color: transparent;
    color: var(--text-primary);
    position: relative;
    z-index: 5;
}

.theme-toggle:hover {
    background-color: rgba(52, 152, 219, 0.1);
    color: var(--accent-primary);
}

.theme-toggle i {
    font-size: 1.2rem;
    transition: transform 0.5s ease, color 0.3s ease;
}

.theme-toggle:hover i {
    transform: rotate(30deg);
}

/* Sidebar Styles */
.sidebar {
    position: fixed;
    top: 0;
    right: -320px;
    width: 320px;
    height: 100vh;
    background-color: var(--card-bg);
    box-shadow: -5px 0 15px var(--card-shadow);
    z-index: 1100;
    transition: right 0.3s ease;
    display: flex;
    flex-direction: column;
}

.sidebar.active {
    right: 0;
}

.sidebar-header {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--card-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sidebar-header h3 {
    margin: 0;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
}

.sidebar-header h3 i {
    margin-right: var(--spacing-sm);
    color: var(--accent-primary);
}

.close-sidebar {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.2rem;
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.close-sidebar:hover {
    background-color: rgba(52, 152, 219, 0.1);
    color: var(--accent-primary);
}

.sidebar-content {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-md);
}

.sidebar-footer {
    padding: var(--spacing-md);
    border-top: 1px solid var(--card-border);
    display: flex;
    justify-content: center;
}

/* History Sidebar */
.history-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.history-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    background-color: rgba(0, 0, 0, 0.03);
    transition: all 0.3s ease;
}

.dark-theme .history-item {
    background-color: rgba(255, 255, 255, 0.05);
}

.history-item:hover {
    background-color: rgba(52, 152, 219, 0.1);
}

.history-domain {
    font-weight: 500;
    flex: 1;
}

.history-time {
    color: var(--text-secondary);
    font-size: 0.8rem;
    margin: 0 var(--spacing-sm);
}

.history-actions {
    display: flex;
    gap: var(--spacing-xs);
}

.history-actions button {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.history-actions button:hover {
    background-color: rgba(52, 152, 219, 0.2);
    color: var(--accent-primary);
}

.empty-message {
    text-align: center;
    color: var(--text-secondary);
    padding: var(--spacing-lg) 0;
}

/* Help Sidebar */
.help-section {
    margin-bottom: var(--spacing-lg);
}

.help-section:last-child {
    margin-bottom: 0;
}

.help-section h4 {
    display: flex;
    align-items: center;
    margin-top: 0;
    margin-bottom: var(--spacing-sm);
    color: var(--accent-primary);
}

.help-section h4 i {
    margin-right: var(--spacing-sm);
}

.help-section p {
    margin: 0;
    color: var(--text-secondary);
}

/* Modal Styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1200;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background-color: var(--card-bg);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 5px 25px var(--card-shadow);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(-20px);
    transition: transform 0.3s ease;
}

.modal.active .modal-content {
    transform: translateY(0);
}

.modal-header {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--card-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    margin: 0;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
}

.modal-header h3 i {
    margin-right: var(--spacing-sm);
    color: var(--accent-primary);
}

.close-modal {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.2rem;
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.close-modal:hover {
    background-color: rgba(52, 152, 219, 0.1);
    color: var(--accent-primary);
}

.modal-body {
    padding: var(--spacing-md);
}

.modal-footer {
    padding: var(--spacing-md);
    border-top: 1px solid var(--card-border);
    display: flex;
    justify-content: flex-end;
}

/* Settings Styles */
.settings-section {
    margin-bottom: var(--spacing-lg);
}

.settings-section h4 {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    font-size: 1rem;
}

.setting-item {
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.setting-item:last-child {
    margin-bottom: 0;
}

.setting-item label {
    color: var(--text-secondary);
}

.setting-item select {
    padding: 8px 12px;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--input-border);
    background-color: var(--card-bg);
    color: var(--text-primary);
    outline: none;
    min-width: 120px;
}

/* Switch Toggle */
.switch-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    cursor: pointer;
}

.switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
    margin-left: var(--spacing-md);
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
}

.slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
}

input:checked + .slider {
    background-color: var(--accent-primary);
}

input:focus + .slider {
    box-shadow: 0 0 1px var(--accent-primary);
}

input:checked + .slider:before {
    transform: translateX(26px);
}

.slider.round {
    border-radius: 34px;
}

.slider.round:before {
    border-radius: 50%;
}

/* Button Styles */
.btn-outline {
    background-color: transparent;
    border: 1px solid var(--accent-primary);
    color: var(--accent-primary);
    padding: 8px 16px;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-outline i {
    margin-right: var(--spacing-sm);
}

.btn-outline:hover {
    background-color: var(--accent-primary);
    color: white;
}

.btn-primary {
    background-color: var(--accent-primary);
    border: none;
    color: white;
    padding: 8px 16px;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
    font-size: 0.9rem;
}

.btn-primary:hover {
    background-color: var(--accent-secondary);
}

/* Overlay */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1050;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Body with sidebar open */
body.sidebar-open {
    overflow: hidden;
}

/* Mobile menu button for responsive design */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: var(--spacing-sm);
}

/* Responsive styles for navbar */
@media (max-width: 992px) {
    .navbar-search {
        display: none;
    }
    
    .navbar-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--card-bg);
        flex-direction: column;
        padding: var(--spacing-md) 0;
        box-shadow: 0 5px 10px var(--card-shadow);
    }
    
    .navbar-links.active {
        display: flex;
    }
    
    .nav-link {
        width: 100%;
        padding: var(--spacing-md) var(--spacing-lg);
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .nav-dropdown {
        width: 100%;
    }
    
    .nav-dropdown-toggle {
        width: 100%;
        padding: var(--spacing-md) var(--spacing-lg);
        justify-content: space-between;
    }
    
    .nav-dropdown-menu {
        position: static;
        box-shadow: none;
        opacity: 1;
        visibility: visible;
        transform: none;
        display: none;
        background-color: rgba(0, 0, 0, 0.03);
    }
    
    .dark-theme .nav-dropdown-menu {
        background-color: rgba(255, 255, 255, 0.05);
    }
    
    .nav-dropdown-menu.active {
        display: block;
    }
    
    .dropdown-item {
        padding-left: var(--spacing-xl);
    }
    
    .sidebar {
        width: 280px;
    }
}

@media (max-width: 576px) {
    .navbar-container {
        padding: var(--spacing-sm);
    }
    
    .brand-link span {
        display: none;
    }
    
    .sidebar {
        width: 100%;
        right: -100%;
    }
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    background-color: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 15px 30px var(--card-shadow);
    overflow: hidden;
    padding: var(--spacing-xl);
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

/* Theme Toggler */
.theme-toggle {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 1000;
    background-color: var(--card-bg);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 5px 10px var(--card-shadow);
    border: 1px solid var(--card-border);
    transition: transform 0.3s ease, background-color 0.3s ease;
}

.theme-toggle:hover {
    transform: translateY(-5px);
}

.theme-toggle i {
    font-size: 1.5rem;
    color: var(--accent-primary);
}

/* Header */
header {
    text-align: center;
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--card-border);
    margin-bottom: var(--spacing-xl);
    transition: border-color 0.3s ease;
}

header .logo {
    margin-bottom: var(--spacing-lg);
}

header h1 {
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
    letter-spacing: -0.5px;
    transition: color 0.3s ease;
}

header h1 i {
    color: var(--accent-primary);
    margin-right: var(--spacing-sm);
    transition: color 0.3s ease;
}

header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin: 0;
    transition: color 0.3s ease;
}

/* Navigation */
.nav-tabs {
    display: flex;
    margin: 0 0 var(--spacing-lg);
    padding: 0;
    list-style: none;
    border-bottom: 2px solid var(--card-border);
    transition: border-color 0.3s ease;
}

.nav-tabs li {
    margin-right: var(--spacing-lg);
}

.nav-tabs a {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 3px solid transparent;
    transition: all 0.3s ease;
}

.nav-tabs a.active, 
.nav-tabs a:hover {
    color: var(--accent-primary);
    border-bottom-color: var(--accent-primary);
}

.nav-tabs a i {
    margin-right: var(--spacing-sm);
}

/* Tab Content */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease-in-out;
}

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

/* Card */
.card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    box-shadow: 0 5px 15px var(--card-shadow);
    transition: background-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
    border: 1px solid var(--card-border);
}

.card:hover {
    box-shadow: 0 10px 20px var(--card-shadow);
    transform: translateY(-3px);
}

/* Form */
.input-group {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.input-group.domain-input {
    position: relative;
}

.input-group.domain-input::before {
    content: "https://";
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    z-index: 1;
    pointer-events: none;
}

.input-group.domain-input input {
    padding-left: 70px;
}

input[type="text"],
select,
textarea {
    flex: 1;
    padding: var(--spacing-md);
    border: 2px solid var(--input-border);
    border-radius: var(--border-radius-sm);
    font-size: 1rem;
    transition: border-color 0.3s, box-shadow 0.3s;
    background-color: var(--card-bg);
    color: var(--text-primary);
}

input[type="text"]:focus,
select:focus,
textarea:focus {
    border-color: var(--accent-primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
}

button,
.button {
    background-color: var(--accent-primary);
    color: white;
    border: none;
    border-radius: var(--border-radius-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: background-color 0.3s, transform 0.2s, box-shadow 0.3s;
    text-decoration: none;
    white-space: nowrap;
}

button:hover,
.button:hover {
    background-color: var(--accent-secondary);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

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

button i,
.button i {
    font-size: 0.9rem;
}

/* Button Variants */
.button.button-outline {
    background-color: transparent;
    border: 2px solid var(--accent-primary);
    color: var(--accent-primary);
}

.button.button-outline:hover {
    background-color: var(--accent-primary);
    color: white;
}

.button.button-small {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.9rem;
}

/* Results */
.result {
    margin-top: var(--spacing-lg);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s, transform 0.5s;
}

.result.fade-in {
    opacity: 1;
    transform: translateY(0);
}

.result.error {
    background-color: var(--error-bg);
    border-left: 4px solid var(--error-border);
    padding: var(--spacing-md);
}

.result.error i {
    color: var(--error-border);
    margin-right: var(--spacing-sm);
}

.result.success {
    border: 1px solid var(--card-border);
    background-color: var(--card-bg);
}

.result.warning {
    background-color: #fff8e1;
    border-left: 4px solid #ffb300;
    padding: var(--spacing-md);
}

.result.warning i {
    color: #ffb300;
    margin-right: var(--spacing-sm);
}

.result-header {
    background-color: var(--feature-bg);
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--card-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.result-header h2 {
    margin: 0;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.result-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.result-content {
    padding: var(--spacing-lg);
}

.info-group {
    margin-bottom: var(--spacing-md);
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    align-items: center;
}

.info-group:last-child {
    margin-bottom: 0;
}

.label {
    font-weight: 600;
    color: var(--text-secondary);
    min-width: 150px;
}

.value {
    color: var(--text-primary);
    word-break: break-all;
}

.highlight {
    font-weight: 700;
    color: var(--accent-primary);
    font-size: 1.1rem;
    padding: var(--spacing-xs) var(--spacing-md);
    background-color: rgba(52, 152, 219, 0.1);
    border-radius: var(--border-radius-sm);
    display: inline-block;
}

/* IP Details Panel */
.ip-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.detail-card {
    background-color: var(--feature-bg);
    border-radius: var(--border-radius-sm);
    padding: var(--spacing-md);
    transition: background-color 0.3s;
}

.detail-card h3 {
    margin-top: 0;
    font-size: 1rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.detail-card p {
    margin: 0;
    font-weight: 600;
    color: var(--text-primary);
}

/* Features */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.feature {
    text-align: center;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    background-color: var(--feature-bg);
    transition: transform 0.3s, box-shadow 0.3s, background-color 0.3s;
    border: 1px solid var(--card-border);
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px var(--card-shadow);
}

.feature i {
    font-size: 2.5rem;
    color: var(--accent-primary);
    margin-bottom: var(--spacing-md);
    transition: color 0.3s ease;
}

.feature h3 {
    margin: 0 0 var(--spacing-sm);
    color: var(--text-primary);
    font-size: 1.5rem;
    transition: color 0.3s ease;
}

.feature p {
    margin: 0;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

/* Footer */
footer {
    text-align: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--card-border);
    margin-top: var(--spacing-xl);
    color: var(--text-secondary);
    transition: color 0.3s ease, border-color 0.3s ease;
}

footer p {
    margin: var(--spacing-sm) 0;
}

footer .social-links {
    margin-top: var(--spacing-md);
}

footer .social-links a {
    color: var(--accent-primary);
    font-size: 1.5rem;
    margin: 0 var(--spacing-sm);
    transition: color 0.3s ease, transform 0.3s ease;
    display: inline-block;
}

footer .social-links a:hover {
    color: var(--accent-secondary);
    transform: scale(1.2);
}

/* Loading Indicator */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}

.loading-overlay.active {
    opacity: 1;
    visibility: visible;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--accent-primary);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* History List */
.history-list {
    list-style: none;
    padding: 0;
    margin: 0;
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-sm);
}

.history-item {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--card-border);
    transition: background-color 0.3s ease;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.history-item:hover {
    background-color: var(--feature-bg);
}

.history-domain {
    font-weight: 600;
    color: var(--text-primary);
}

.history-ip {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.history-time {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.history-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.history-actions button {
    padding: var(--spacing-xs);
    background-color: transparent;
    color: var(--text-secondary);
    font-size: 1rem;
}

.history-actions button:hover {
    color: var(--accent-primary);
    transform: none;
    box-shadow: none;
    background-color: transparent;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--spacing-md);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
}

thead {
    background-color: var(--feature-bg);
    color: var(--text-primary);
}

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

tbody tr {
    transition: background-color 0.3s ease;
}

tbody tr:hover {
    background-color: var(--feature-bg);
}

tbody tr:last-child td {
    border-bottom: none;
}

/* DNS Record Types */
.record-type {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: bold;
    text-align: center;
    min-width: 40px;
}

.record-type.a {
    background-color: #e3f2fd;
    color: #1976d2;
}

.record-type.mx {
    background-color: #f3e5f5;
    color: #7b1fa2;
}

.record-type.txt {
    background-color: #e8f5e9;
    color: #388e3c;
}

.record-type.ns {
    background-color: #fff3e0;
    color: #e65100;
}

.record-type.cname {
    background-color: #e0f7fa;
    color: #00838f;
}

/* SSL Details */
.ssl-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-sm);
    background-color: var(--feature-bg);
}

.ssl-valid {
    background-color: var(--success-bg);
    border-left: 4px solid var(--success-border);
}

.ssl-invalid {
    background-color: var(--error-bg);
    border-left: 4px solid var(--error-border);
}

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

.ssl-valid .ssl-icon {
    color: var(--success-border);
}

.ssl-invalid .ssl-icon {
    color: var(--error-border);
}

.ssl-details {
    flex: 1;
}

.ssl-details h3 {
    margin: 0 0 var(--spacing-xs);
    font-size: 1.1rem;
}

.ssl-details p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Map Container */
.map-container {
    height: 300px;
    margin-top: var(--spacing-lg);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    border: 1px solid var(--card-border);
}

/* Metrics Chart */
.chart-container {
    height: 200px;
    margin-top: var(--spacing-lg);
}

/* Multi-domain */
.multi-domain {
    margin-top: var(--spacing-lg);
}

.domain-list {
    margin-top: var(--spacing-md);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-sm);
}

.domain-entry {
    display: flex;
    padding: var(--spacing-sm);
    border-bottom: 1px solid var(--card-border);
    align-items: center;
}

.domain-entry:last-child {
    border-bottom: none;
}

.domain-entry input {
    flex: 1;
}

.domain-entry button {
    background: none;
    border: none;
    color: var(--error-border);
    cursor: pointer;
    padding: var(--spacing-sm);
}

.domain-actions {
    margin-top: var(--spacing-md);
    display: flex;
    gap: var(--spacing-md);
}

/* Tooltip */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltip-text {
    visibility: hidden;
    background-color: var(--card-bg);
    color: var(--text-primary);
    text-align: center;
    border-radius: var(--border-radius-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    position: absolute;
    z-index: 1;
    bottom: 125%;
    left: 50%;
    margin-left: -60px;
    opacity: 0;
    transition: opacity 0.3s;
    box-shadow: 0 5px 15px var(--card-shadow);
    border: 1px solid var(--card-border);
    font-size: 0.9rem;
    white-space: nowrap;
}

.tooltip:hover .tooltip-text {
    visibility: visible;
    opacity: 1;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: bold;
    margin-left: var(--spacing-sm);
}

.badge-primary {
    background-color: var(--accent-primary);
    color: white;
}

.badge-success {
    background-color: var(--success-border);
    color: white;
}

.badge-error {
    background-color: var(--error-border);
    color: white;
}

.badge-warning {
    background-color: #ffb300;
    color: white;
}

/* Ping Results */
.ping-results {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--feature-bg);
    border-radius: var(--border-radius-sm);
    font-family: monospace;
    max-height: 200px;
    overflow-y: auto;
    color: var(--text-primary);
    white-space: pre-wrap;
    border: 1px solid var(--card-border);
}

/* Media Queries */
@media (max-width: 768px) {
    :root {
        --spacing-xl: 20px;
        --spacing-lg: 15px;
        --spacing-md: 10px;
    }
    
    .input-group {
        flex-direction: column;
    }
    
    .features {
        grid-template-columns: 1fr;
    }
    
    .container {
        padding: var(--spacing-lg);
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    .ip-details {
        grid-template-columns: 1fr;
    }
    
    .nav-tabs {
        flex-wrap: wrap;
    }
    
    .nav-tabs li {
        margin-bottom: var(--spacing-sm);
    }
    
    .theme-toggle {
        top: var(--spacing-md);
        right: var(--spacing-md);
        width: 40px;
        height: 40px;
    }
    
    .result-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .result-actions {
        margin-top: var(--spacing-sm);
    }
}

/* Animations */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.pulse {
    animation: pulse 2s infinite;
}

/* Utilities */
.text-center { text-align: center; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.hidden { display: none; }
.visible { display: block; }

/* Logo with overlapping icons */
.logo-icons {
    position: relative;
    width: 80px;
    height: 80px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
}

.icon-overlay {
    position: absolute;
    bottom: 5px;
    right: -5px;
    color: var(--accent-primary);
    filter: drop-shadow(0 0 3px var(--bg-primary));
    animation: pulse-light 3s infinite;
}

.icon-overlay-2 {
    position: absolute;
    bottom: 5px;
    left: -5px;
    color: #e74c3c;
    filter: drop-shadow(0 0 3px var(--bg-primary));
    animation: pulse-light 3s infinite;
    animation-delay: 1.5s;
}

@keyframes pulse-light {
    0% { opacity: 0.7; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.1); }
    100% { opacity: 0.7; transform: scale(1); }
}

/* Fancy section dividers */
.section-divider {
    display: flex;
    align-items: center;
    margin: var(--spacing-lg) 0;
    color: var(--text-secondary);
}

.section-divider::before,
.section-divider::after {
    content: "";
    flex: 1;
    height: 1px;
    background: var(--card-border);
    margin: 0 var(--spacing-md);
}

.section-divider i {
    color: var(--accent-primary);
    font-size: 1.2rem;
}

/* Icon boxes */
.icon-box {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-sm);
    background-color: var(--feature-bg);
    transition: all 0.3s ease;
}

.icon-box:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px var(--card-shadow);
}

.icon-box i {
    font-size: 2rem;
    color: var(--accent-primary);
    margin-right: var(--spacing-md);
}

.icon-box-content {
    flex: 1;
}

.icon-box-content h4 {
    margin: 0 0 var(--spacing-xs);
    color: var(--text-primary);
}

.icon-box-content p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Floating action button */
.floating-action-btn {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--accent-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.5);
    cursor: pointer;
    z-index: 100;
    transition: all 0.3s ease;
}

.floating-action-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(52, 152, 219, 0.5);
}

.floating-action-btn i {
    font-size: 1.5rem;
}

/* Icon grid */
.icon-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.icon-grid-item {
    text-align: center;
    padding: var(--spacing-md);
    border-radius: var(--border-radius-sm);
    background-color: var(--feature-bg);
    transition: all 0.3s ease;
}

.icon-grid-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px var(--card-shadow);
}

.icon-grid-item i {
    font-size: 2rem;
    color: var(--accent-primary);
    margin-bottom: var(--spacing-sm);
    transition: transform 0.3s ease;
}

.icon-grid-item:hover i {
    transform: scale(1.2);
}

.icon-grid-item h4 {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-primary);
}

/* Stats counter boxes */
.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.stat-box {
    text-align: center;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-sm);
    background-color: var(--feature-bg);
    border: 1px solid var(--card-border);
}

.stat-box i {
    font-size: 2.5rem;
    color: var(--accent-primary);
    margin-bottom: var(--spacing-md);
}

.stat-count {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Network Diagnostics Section */
.network-diagnostics-container {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.diagnostics-header {
    margin-bottom: var(--spacing-lg);
}

.diagnostics-header h3 {
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.diagnostics-header p {
    color: var(--text-secondary);
    margin: 0;
}

.diagnostics-tabs {
    display: flex;
    flex-wrap: wrap;
    border-bottom: 2px solid var(--card-border);
    margin-bottom: var(--spacing-lg);
}

.diagnostics-tabs a {
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--text-secondary);
    text-decoration: none;
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: all 0.3s ease;
}

.diagnostics-tabs a.active {
    color: var(--accent-primary);
    border-bottom-color: var(--accent-primary);
}

.diagnostics-tabs a:hover {
    color: var(--accent-primary);
}

.diagnostics-tabs a i {
    font-size: 1.1rem;
}

.diagnostics-content {
    position: relative;
}

.diagnostics-pane {
    display: none;
    animation: fadeIn 0.3s ease;
}

.diagnostics-pane.active {
    display: block;
}

/* Ping Options */
.ping-options {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--feature-bg);
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--card-border);
}

.option-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.option-group label {
    color: var(--text-secondary);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.option-group label i {
    color: var(--accent-primary);
}

.option-group select {
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--input-border);
    border-radius: var(--border-radius-sm);
    background-color: var(--card-bg);
    color: var(--text-primary);
}

/* Ping Results Container */
.ping-results-container {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
}

.results-header {
    background-color: var(--feature-bg);
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--card-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.results-header h4 {
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.results-actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* Ping Statistics */
.ping-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--card-border);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-sm);
    background-color: var(--feature-bg);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px var(--card-shadow);
}

.stat-item.success {
    border-left: 3px solid var(--success-border);
}

.stat-item.warning {
    border-left: 3px solid #ffb300;
}

.stat-item.error {
    border-left: 3px solid var(--error-border);
}

.stat-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(52, 152, 219, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-primary);
    font-size: 1.2rem;
}

.stat-details {
    flex: 1;
}

.stat-value {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Ping Chart Visualization */
.ping-visualization {
    height: 250px;
    position: relative;
    padding: var(--spacing-lg);
}

.ping-visualization::before {
    content: none;
}

.chart-title {
    text-align: center;
    margin-bottom: var(--spacing-md);
    font-weight: 600;
    color: var(--text-primary);
}

.chart-container {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    height: 180px;
    position: relative;
    margin-left: 50px;
    margin-right: 20px;
}

.chart-baseline {
    position: absolute;
    bottom: 0;
    left: -10px;
    right: -10px;
    height: 1px;
    background-color: var(--card-border);
}

.chart-bar {
    width: 40px;
    background: linear-gradient(to top, var(--accent-primary), var(--accent-secondary));
    border-radius: 4px 4px 0 0;
    position: relative;
    margin: 0 10px;
    min-height: 5px;
    transition: all 0.5s ease;
    animation: bar-grow 1s ease-out;
}

@keyframes bar-grow {
    from {
        height: 0;
    }
}

.chart-value {
    position: absolute;
    top: -25px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-primary);
    white-space: nowrap;
}

.chart-label {
    position: absolute;
    bottom: -25px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.8rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.chart-y-labels {
    position: absolute;
    left: 0;
    top: 30px;
    bottom: 25px;
    width: 50px;
}

.y-label {
    position: absolute;
    right: 10px;
    transform: translateY(50%);
    font-size: 0.8rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

/* Ping Options Styles */
.ping-options {
    justify-content: space-between;
}

.option-group select {
    min-width: 100px;
}

/* Ping Raw Results */
.ping-raw-results {
    border-top: 1px solid var(--card-border);
}

.results-title {
    padding: var(--spacing-md) var(--spacing-lg);
    font-weight: 600;
    color: var(--text-primary);
    background-color: var(--feature-bg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.results-title i {
    margin-right: var(--spacing-sm);
    color: var(--accent-primary);
}

.toggle-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-xs);
    transition: transform 0.3s ease;
}

.toggle-btn.active {
    transform: rotate(180deg);
}

.ping-results {
    padding: var(--spacing-md);
    max-height: 200px;
    overflow-y: auto;
    font-family: 'Courier New', monospace;
    white-space: pre-wrap;
    background-color: var(--card-bg);
    color: var(--text-primary);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Diagnostics Info */
.diagnostics-info {
    padding: var(--spacing-md);
    background-color: var(--feature-bg);
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--card-border);
}

.diagnostics-info h4 {
    margin-top: 0;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.diagnostics-info h4 i {
    color: var(--accent-primary);
}

.diagnostics-info p {
    margin-top: 0;
    color: var(--text-secondary);
}

.diagnostics-info ul {
    padding-left: var(--spacing-lg);
    margin-bottom: 0;
}

.diagnostics-info li {
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
}

.diagnostics-info strong {
    color: var(--text-primary);
}

/* Coming Soon Section */
.coming-soon {
    padding: var(--spacing-xl);
    text-align: center;
    color: var(--text-secondary);
    background-color: var(--feature-bg);
    border-radius: var(--border-radius-sm);
    border: 1px dashed var(--card-border);
}

.coming-soon i {
    color: var(--accent-primary);
    margin-bottom: var(--spacing-md);
    opacity: 0.7;
}

.coming-soon h4 {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.coming-soon p {
    max-width: 500px;
    margin: 0 auto;
}

/* Traceroute Visualization */
.traceroute-results-container {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    margin-top: var(--spacing-lg);
}

.traceroute-visualization {
    padding: var(--spacing-lg);
    background: linear-gradient(180deg, var(--card-bg) 0%, var(--feature-bg) 100%);
    overflow-x: auto;
}

.route-map {
    min-height: 150px;
    position: relative;
}

.route-path {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) 0;
}

.route-start, .route-end {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--bg-primary);
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--card-border);
    max-width: 200px;
    margin-left: 50px;
    animation: fadeIn 0.5s ease-out;
    box-shadow: 0 4px 6px var(--card-shadow);
}

.route-start i, .route-end i {
    font-size: 1.5rem;
    color: var(--accent-primary);
}

.route-start {
    border-left: 4px solid #2ecc71;
}

.route-end {
    border-left: 4px solid var(--accent-primary);
}

.route-hop {
    display: flex;
    align-items: flex-start;
    margin-left: 50px;
    position: relative;
    animation: slideIn 0.5s ease-out;
    animation-fill-mode: both;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.route-hop:nth-child(2) { animation-delay: 0.1s; }
.route-hop:nth-child(3) { animation-delay: 0.2s; }
.route-hop:nth-child(4) { animation-delay: 0.3s; }
.route-hop:nth-child(5) { animation-delay: 0.4s; }
.route-hop:nth-child(6) { animation-delay: 0.5s; }
.route-hop:nth-child(7) { animation-delay: 0.6s; }
.route-hop:nth-child(8) { animation-delay: 0.7s; }
.route-hop:nth-child(9) { animation-delay: 0.8s; }
.route-hop:nth-child(10) { animation-delay: 0.9s; }
.route-hop:nth-child(n+11) { animation-delay: 1s; }

.hop-number {
    position: absolute;
    left: -30px;
    top: 10px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background-color: var(--accent-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 600;
}

.hop-line {
    position: absolute;
    left: -18px;
    top: 34px;
    bottom: -14px;
    width: 2px;
    background-color: var(--card-border);
    z-index: 0;
}

.route-hop:last-of-type .hop-line {
    display: none;
}

.hop-details {
    display: flex;
    background-color: var(--bg-primary);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-sm);
    padding: var(--spacing-md);
    margin-left: var(--spacing-md);
    box-shadow: 0 2px 4px var(--card-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    min-width: 300px;
}

.hop-details:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px var(--card-shadow);
}

.hop-icon {
    margin-right: var(--spacing-md);
    font-size: 1.5rem;
    color: var(--accent-primary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(52, 152, 219, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.hop-info {
    flex: 1;
}

.hop-ip {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.hop-host {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-xs);
    word-break: break-all;
}

.hop-time {
    font-size: 0.9rem;
    color: var(--accent-primary);
    font-weight: 500;
}

/* Timeout styles */
.route-hop.timeout .hop-number {
    background-color: #e74c3c;
}

.hop-icon.timeout {
    color: #e74c3c;
    background-color: rgba(231, 76, 60, 0.1);
}

.hop-info.timeout .hop-ip {
    color: #e74c3c;
}

/* Raw traceroute output */
.traceroute-raw-results {
    border-top: 1px solid var(--card-border);
}

.traceroute-output {
    padding: var(--spacing-md);
    max-height: 250px;
    overflow-y: auto;
    font-family: 'Courier New', monospace;
    background-color: var(--card-bg);
    color: var(--text-primary);
    font-size: 0.9rem;
    line-height: 1.5;
}

.traceroute-output pre {
    margin: 0;
    white-space: pre-wrap;
}

.no-route-data {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

.no-route-data i {
    font-size: 3rem;
    color: #e74c3c;
    margin-bottom: var(--spacing-md);
}

/* Port Scanner Styles */
.port-scan-options {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.custom-ports-group {
    flex-basis: 100%;
    margin-top: var(--spacing-sm);
}

.custom-ports-group input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--input-border);
    border-radius: var(--border-radius-sm);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.custom-ports-group input:focus {
    border-color: var(--accent-primary);
    outline: none;
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

.custom-ports-group small {
    display: block;
    margin-top: var(--spacing-xs);
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.port-scan-results-container {
    background-color: var(--card-bg);
    border-radius: var(--border-radius-md);
    border: 1px solid var(--card-border);
    overflow: hidden;
    margin-top: var(--spacing-md);
    box-shadow: 0 4px 6px var(--card-shadow);
}

.port-scan-results {
    padding: var(--spacing-md);
}

.port-scan-results table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 0;
}

.port-scan-results th {
    background-color: rgba(0, 0, 0, 0.05);
    font-weight: 600;
    text-align: left;
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 2px solid var(--card-border);
}

.port-scan-results td {
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--card-border);
}

.port-scan-results tr:last-child td {
    border-bottom: none;
}

.port-scan-results tr:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

/* Port status badges */
.port-scan-results .badge-success {
    background-color: rgba(46, 204, 113, 0.2);
    color: #27ae60;
}

.port-scan-results .badge-error {
    background-color: rgba(231, 76, 60, 0.1);
    color: #c0392b;
}

/* Dark theme adjustments */
.dark-theme .port-scan-results th {
    background-color: rgba(255, 255, 255, 0.05);
}

.dark-theme .port-scan-results tr:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

.dark-theme .port-scan-results .badge-success {
    background-color: rgba(46, 204, 113, 0.2);
    color: #2ecc71;
}

.dark-theme .port-scan-results .badge-error {
    background-color: rgba(231, 76, 60, 0.2);
    color: #e74c3c;
}

/* DNS Lookup Styles */
.dns-options {
    margin-bottom: var(--spacing-md);
}

.dns-record-types {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-sm);
    padding: var(--spacing-md);
}

.dns-record-types > label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.dns-record-types > label i {
    margin-right: var(--spacing-xs);
    color: var(--accent-primary);
}

.record-type-options {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.checkbox-label {
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--bg-primary);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-sm);
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.checkbox-label:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

.dark-theme .checkbox-label:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

.checkbox-label input[type="checkbox"] {
    margin-right: var(--spacing-xs);
}

.dns-results-container {
    background-color: var(--card-bg);
    border-radius: var(--border-radius-md);
    border: 1px solid var(--card-border);
    overflow: hidden;
    margin-top: var(--spacing-md);
    box-shadow: 0 4px 6px var(--card-shadow);
}

.dns-results {
    padding: var(--spacing-md);
    overflow-x: auto;
}

.dns-results table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 0;
}

.record-value {
    max-width: 350px;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

.txt-record-value {
    max-height: 80px;
    overflow-y: auto;
    padding: var(--spacing-xs);
    background-color: rgba(0, 0, 0, 0.02);
    border-radius: var(--border-radius-sm);
    font-family: monospace;
    font-size: 0.9em;
}

.dark-theme .txt-record-value {
    background-color: rgba(255, 255, 255, 0.05);
}

/* Record type styles */
.record-type.a {
    background-color: rgba(52, 152, 219, 0.2);
    color: #3498db;
}

.record-type.aaaa {
    background-color: rgba(155, 89, 182, 0.2);
    color: #9b59b6;
}

.record-type.mx {
    background-color: rgba(231, 76, 60, 0.2);
    color: #e74c3c;
}

.record-type.ns {
    background-color: rgba(46, 204, 113, 0.2);
    color: #2ecc71;
}

.record-type.txt {
    background-color: rgba(241, 196, 15, 0.2);
    color: #f39c12;
}

.record-type.cname {
    background-color: rgba(52, 73, 94, 0.2);
    color: #34495e;
}

.record-type.soa {
    background-color: rgba(230, 126, 34, 0.2);
    color: #e67e22;
}

.record-type.srv {
    background-color: rgba(41, 128, 185, 0.2);
    color: #2980b9;
}

.record-type.caa {
    background-color: rgba(192, 57, 43, 0.2);
    color: #c0392b;
}

.record-type.error {
    background-color: rgba(231, 76, 60, 0.2);
    color: #e74c3c;
}

/* Dark theme adjustments */
.dark-theme .record-type.a { color: #3498db; }
.dark-theme .record-type.aaaa { color: #9b59b6; }
.dark-theme .record-type.mx { color: #e74c3c; }
.dark-theme .record-type.ns { color: #2ecc71; }
.dark-theme .record-type.txt { color: #f1c40f; }
.dark-theme .record-type.cname { color: #bdc3c7; }
.dark-theme .record-type.soa { color: #e67e22; }
.dark-theme .record-type.srv { color: #3498db; }
.dark-theme .record-type.caa { color: #e74c3c; }

/* DNS Info Grid */
.dns-info {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--card-bg);
    border-radius: var(--border-radius-md);
    border: 1px solid var(--card-border);
}

.dns-info h4 {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    font-weight: 600;
}

.dns-info h4 i {
    margin-right: var(--spacing-xs);
    color: var(--accent-primary);
}

.dns-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.dns-info-item {
    padding: var(--spacing-md);
    background-color: var(--bg-primary);
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--card-border);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.dns-info-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px var(--card-shadow);
}

.dns-info-item h5 {
    margin-top: 0;
    margin-bottom: var(--spacing-xs);
    color: var(--accent-primary);
    font-weight: 600;
}

.dns-info-item p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9em;
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .record-type-options {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .checkbox-label {
        width: 100%;
    }
    
    .dns-info-grid {
        grid-template-columns: 1fr;
    }
    
    .record-value {
        max-width: 200px;
    }
}

/* IP Info Styles */
.ip-info-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.ip-info-map {
    border-radius: var(--border-radius-md);
    overflow: hidden;
    border: 1px solid var(--card-border);
    background-color: var(--bg-primary);
}

.map-container {
    width: 100%;
    height: 100%;
    min-height: 300px;
}

.map-container iframe {
    border: none;
}

.ip-info-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.ip-info-section {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--card-border);
}

.ip-info-section h3 {
    font-size: 1.1rem;
    margin-top: 0;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.ip-info-section h3 i {
    margin-right: var(--spacing-xs);
    color: var(--accent-primary);
}

.domains-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.domain-item {
    background-color: var(--bg-primary);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.9rem;
}

.ip-info-about {
    margin-top: var(--spacing-lg);
}

.ip-info-about .card {
    padding: var(--spacing-md);
}

.ip-info-about h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.ip-info-about h3 i {
    margin-right: var(--spacing-xs);
    color: var(--accent-primary);
}

.ip-info-about ul {
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.ip-info-about li {
    margin-bottom: var(--spacing-xs);
}

.ip-info-about .small {
    font-size: 0.8rem;
}

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

.ml-2 {
    margin-left: var(--spacing-md);
}

/* Mobile adjustments for IP Info */
@media (max-width: 768px) {
    .ip-info-container {
        grid-template-columns: 1fr;
    }
    
    .map-container {
        min-height: 200px;
    }
    
    .result-actions {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .ml-2 {
        margin-left: 0;
        margin-top: var(--spacing-sm);
    }
}

/* Enhanced IP Info Styles */
.reputation-score-container,
.threat-score-container {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.reputation-score,
.threat-score {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.reputation-score::before,
.threat-score::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: scale(0);
    transition: transform 0.3s ease;
}

.reputation-score:hover::before,
.threat-score:hover::before {
    transform: scale(1);
}

.reputation-score.low-risk {
    background: linear-gradient(135deg, #2ecc71, #27ae60);
}

.reputation-score.medium-risk {
    background: linear-gradient(135deg, #f39c12, #e67e22);
}

.reputation-score.high-risk {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.threat-score.low-risk {
    background: linear-gradient(135deg, #2ecc71, #27ae60);
}

.threat-score.medium-risk {
    background: linear-gradient(135deg, #f39c12, #e67e22);
}

.threat-score.high-risk {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.score-value {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.score-label {
    font-size: 0.8rem;
    text-align: center;
    opacity: 0.9;
    max-width: 90px;
}

.reputation-details,
.threat-details {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.category-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-xs);
}

.category-tag {
    background-color: rgba(52, 152, 219, 0.2);
    color: #3498db;
    border-radius: var(--border-radius-sm);
    padding: 2px var(--spacing-xs);
    font-size: 0.8rem;
}

.category-tag.threat-tag {
    background-color: rgba(231, 76, 60, 0.2);
    color: #e74c3c;
}

.dark-theme .category-tag {
    background-color: rgba(52, 152, 219, 0.3);
}

.dark-theme .category-tag.threat-tag {
    background-color: rgba(231, 76, 60, 0.3);
}

.badge {
    display: inline-block;
    padding: 2px var(--spacing-xs);
    border-radius: var(--border-radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
}

.badge-success {
    background-color: rgba(46, 204, 113, 0.2);
    color: #2ecc71;
}

.badge-info {
    background-color: rgba(52, 152, 219, 0.2);
    color: #3498db;
}

.badge-warning {
    background-color: rgba(241, 196, 15, 0.2);
    color: #f39c12;
}

.badge-danger {
    background-color: rgba(231, 76, 60, 0.2);
    color: #e74c3c;
}

.dark-theme .badge-success {
    background-color: rgba(46, 204, 113, 0.3);
}

.dark-theme .badge-info {
    background-color: rgba(52, 152, 219, 0.3);
}

.dark-theme .badge-warning {
    background-color: rgba(241, 196, 15, 0.3);
}

.dark-theme .badge-danger {
    background-color: rgba(231, 76, 60, 0.3);
}

.note {
    margin-top: var(--spacing-sm);
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.note i {
    margin-right: var(--spacing-xs);
}

.data-sources {
    margin-top: var(--spacing-md);
    border-top: 1px solid var(--card-border);
    padding-top: var(--spacing-md);
}

.data-sources h4 {
    font-size: 1.1rem;
    margin-top: 0;
    margin-bottom: var(--spacing-sm);
}

.data-sources h4 i {
    margin-right: var(--spacing-xs);
    color: var(--accent-primary);
}

.source-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.source-item {
    background-color: var(--bg-primary);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-sm);
    padding: var(--spacing-sm);
    display: flex;
    flex-direction: column;
}

.source-name {
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: var(--spacing-xs);
}

.source-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Mobile adjustments for enhanced IP info */
@media (max-width: 768px) {
    .reputation-score-container,
    .threat-score-container {
        flex-direction: column;
        align-items: center;
    }
    
    .reputation-score,
    .threat-score {
        margin-bottom: var(--spacing-md);
    }
    
    .source-list {
        grid-template-columns: 1fr;
    }
}

/* Speed Test Styles */
.speedtest-container {
    width: 100%;
    margin: 0 auto;
    border-radius: var(--border-radius);
    overflow: hidden;
}

.speedtest-about ul {
    margin-left: var(--spacing-md);
}

.speedtest-about li {
    margin-bottom: var(--spacing-xs);
}

.speedtest-about strong {
    color: var(--accent-primary);
}

/* Mobile adjustments for speed test */
@media (max-width: 768px) {
    .speedtest-container {
        width: 100%;
    }
}

/* Screenshot Tool Styles */
.screenshot-container {
    width: 100%;
    margin: 0 auto;
    border-radius: var(--border-radius);
    overflow: hidden;
}

.device-frame {
    width: 100%;
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.device-frame.mobile {
    max-width: 375px;
    margin: 0 auto;
}

.device-header {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--card-border);
    padding: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.device-url {
    background-color: var(--bg-primary);
    border-radius: 15px;
    padding: 4px 15px;
    font-size: 0.9rem;
    color: var(--text-primary);
    max-width: 80%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.screenshot-image {
    width: 100%;
    position: relative;
    background-color: #fff;
}

.screenshot-image img {
    width: 100%;
    height: auto;
    display: block;
    border: none;
}

.screenshot-details {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.screenshot-options {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
}

.screenshot-about ul {
    margin-left: var(--spacing-md);
}

.screenshot-about li {
    margin-bottom: var(--spacing-xs);
}

.screenshot-about strong {
    color: var(--accent-primary);
}

.dark-theme .screenshot-image {
    border: 1px solid var(--card-border);
}

/* Loading state for screenshot */
.screenshot-loading {
    position: relative;
    height: 300px;
    background-color: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.screenshot-loading::after {
    content: '';
    width: 50px;
    height: 50px;
    border: 5px solid var(--card-border);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.screenshot-loading-text {
    margin-top: var(--spacing-md);
    color: var(--text-secondary);
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Mobile adjustments for screenshot tool */
@media (max-width: 768px) {
    .screenshot-details {
        grid-template-columns: 1fr;
    }
    
    .result-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .result-actions form {
        margin-bottom: var(--spacing-xs);
    }
    
    .result-actions form:last-child {
        margin-bottom: 0;
    }
    
    .ml-2 {
        margin-left: 0;
        margin-top: var(--spacing-xs);
    }
}

/* Security Scanner Styles */
.security-score-container {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--card-bg);
    border-radius: var(--border-radius-md);
    box-shadow: 0 2px 5px var(--card-shadow);
}

.security-score {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-right: var(--spacing-lg);
    position: relative;
    box-shadow: 0 3px 8px var(--card-shadow);
    transition: transform 0.3s ease;
}

.security-score:hover {
    transform: scale(1.05);
}

.security-score.good {
    background: linear-gradient(135deg, #2ecc71, #27ae60);
    border: 2px solid #2ecc71;
}

.security-score.warning {
    background: linear-gradient(135deg, #f39c12, #e67e22);
    border: 2px solid #f39c12;
}

.security-score.danger {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    border: 2px solid #e74c3c;
}

.score-value {
    font-size: 2.2rem;
    font-weight: 700;
    color: #fff;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.score-label {
    font-size: 0.8rem;
    font-weight: 500;
    color: #fff;
    text-transform: uppercase;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.security-summary {
    flex: 1;
}

.security-summary p {
    margin: 0 0 var(--spacing-sm);
    font-size: 1.1rem;
    color: var(--text-primary);
}

.security-summary p i {
    margin-right: var(--spacing-xs);
}

.issues-summary {
    display: flex;
    margin-top: var(--spacing-md);
}

.issue-count {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-right: var(--spacing-lg);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    min-width: 60px;
}

.issue-count .count {
    font-size: 1.4rem;
    font-weight: 700;
}

.issue-count .label {
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
}

.issue-count.high {
    background-color: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
}

.issue-count.high .count,
.issue-count.high .label {
    color: #e74c3c;
}

.issue-count.medium {
    background-color: rgba(243, 156, 18, 0.1);
    border: 1px solid rgba(243, 156, 18, 0.3);
}

.issue-count.medium .count,
.issue-count.medium .label {
    color: #f39c12;
}

.issue-count.low {
    background-color: rgba(52, 152, 219, 0.1);
    border: 1px solid rgba(52, 152, 219, 0.3);
}

.issue-count.low .count,
.issue-count.low .label {
    color: #3498db;
}

.security-details {
    margin-top: var(--spacing-lg);
}

.security-category {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--card-bg);
    border-radius: var(--border-radius-md);
    box-shadow: 0 2px 5px var(--card-shadow);
    border: 1px solid var(--card-border);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.security-category:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px var(--card-shadow);
}

.category-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--card-border);
}

.category-header h3 {
    margin: 0;
    font-size: 1.3rem;
    color: var(--text-primary);
}

.category-score {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-weight: 700;
    color: #fff;
    font-size: 1rem;
}

.category-score.good {
    background: linear-gradient(135deg, #2ecc71, #27ae60);
}

.category-score.warning {
    background: linear-gradient(135deg, #f39c12, #e67e22);
}

.category-score.danger {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.category-description {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.findings-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.finding {
    padding: var(--spacing-md);
    border-radius: var(--border-radius-sm);
    background-color: var(--bg-primary);
    border: 1px solid var(--card-border);
    transition: transform 0.2s ease;
}

.finding:hover {
    transform: translateX(3px);
}

.finding.good {
    border-left: 4px solid #2ecc71;
}

.finding.high {
    border-left: 4px solid #e74c3c;
}

.finding.medium {
    border-left: 4px solid #f39c12;
}

.finding.low {
    border-left: 4px solid #3498db;
}

.finding.info {
    border-left: 4px solid var(--text-secondary);
}

.finding-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.finding-header h4 {
    margin: 0;
    font-size: 1.1rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
}

.finding-header h4 i {
    margin-right: var(--spacing-sm);
}

.finding.good h4 i {
    color: #2ecc71;
}

.finding.high h4 i {
    color: #e74c3c;
}

.finding.medium h4 i {
    color: #f39c12;
}

.finding.low h4 i,
.finding.info h4 i {
    color: #3498db;
}

.severity-badge {
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.severity-badge.high {
    background-color: rgba(231, 76, 60, 0.15);
    color: #e74c3c;
}

.severity-badge.medium {
    background-color: rgba(243, 156, 18, 0.15);
    color: #f39c12;
}

.severity-badge.low {
    background-color: rgba(52, 152, 219, 0.15);
    color: #3498db;
}

.finding-details {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.finding-details p {
    margin: 0 0 var(--spacing-sm);
}

.recommendation {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    background-color: rgba(52, 152, 219, 0.1);
    border-radius: var(--border-radius-sm);
    font-size: 0.9rem;
}

.dark-theme .recommendation {
    background-color: rgba(52, 152, 219, 0.2);
}

.security-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.security-about {
    margin-top: var(--spacing-xl);
}

.security-about .card {
    padding: var(--spacing-lg);
}

.security-about h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    font-size: 1.3rem;
    display: flex;
    align-items: center;
}

.security-about h3 i {
    margin-right: var(--spacing-sm);
    color: var(--accent-primary);
}

.security-about ul {
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.security-about li {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.security-about .note {
    padding: var(--spacing-md);
    background-color: rgba(243, 156, 18, 0.1);
    border-left: 4px solid #f39c12;
    border-radius: var(--border-radius-sm);
}

.security-about .note p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.security-about .note i {
    color: #f39c12;
    margin-right: var(--spacing-xs);
}

.dark-theme .security-about .note {
    background-color: rgba(243, 156, 18, 0.2);
}

.text-success {
    color: #2ecc71;
}

.text-warning {
    color: #f39c12;
}

.text-danger {
    color: #e74c3c;
}

@media (max-width: 768px) {
    .security-score-container {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .security-score {
        margin-right: 0;
        margin-bottom: var(--spacing-md);
    }
    
    .issues-summary {
        justify-content: center;
    }
    
    .finding-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .severity-badge {
        margin-top: var(--spacing-xs);
    }
    
    .security-actions {
        flex-direction: column;
    }
}

/* HTTP Headers Analyzer Styles */
.response-summary {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--card-bg);
    border-radius: var(--border-radius-md);
    box-shadow: 0 2px 5px var(--card-shadow);
}

.response-code {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-right: var(--spacing-lg);
    position: relative;
    box-shadow: 0 3px 8px var(--card-shadow);
    transition: transform 0.3s ease;
}

.response-code:hover {
    transform: scale(1.05);
}

.response-code.success {
    background: linear-gradient(135deg, #2ecc71, #27ae60);
    border: 2px solid #2ecc71;
}

.response-code.redirect {
    background: linear-gradient(135deg, #f39c12, #e67e22);
    border: 2px solid #f39c12;
}

.response-code.error {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    border: 2px solid #e74c3c;
}

.code-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: #fff;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.code-label {
    font-size: 0.7rem;
    font-weight: 500;
    color: #fff;
    text-transform: uppercase;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.response-details {
    flex: 1;
}

.response-details p {
    margin: 0 0 var(--spacing-sm);
    font-size: 1rem;
    color: var(--text-primary);
}

.headers-list {
    margin-top: var(--spacing-lg);
}

.headers-list h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    font-size: 1.3rem;
    color: var(--text-primary);
}

.headers-list table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--spacing-md);
    background-color: var(--card-bg);
    border-radius: var(--border-radius-md);
    overflow: hidden;
}

.headers-list th {
    background-color: var(--accent-primary);
    color: #fff;
    text-align: left;
    padding: var(--spacing-sm) var(--spacing-md);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
}

.headers-list td {
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--card-border);
    color: var(--text-primary);
}

.headers-list tr:last-child td {
    border-bottom: none;
}

.headers-list tr:hover td {
    background-color: rgba(0, 0, 0, 0.03);
}

.dark-theme .headers-list tr:hover td {
    background-color: rgba(255, 255, 255, 0.03);
}

.header-value-list {
    margin: 0;
    padding-left: var(--spacing-lg);
}

.header-value-list li {
    margin-bottom: var(--spacing-xs);
}

.header-value-list li:last-child {
    margin-bottom: 0;
}

.headers-about {
    margin-top: var(--spacing-xl);
}

.headers-about .card {
    padding: var(--spacing-lg);
}

.headers-about h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    font-size: 1.3rem;
    display: flex;
    align-items: center;
}

.headers-about h3 i {
    margin-right: var(--spacing-sm);
    color: var(--accent-primary);
}

.headers-about ul {
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.headers-about li {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.security-header {
    background-color: rgba(46, 204, 113, 0.1);
    border-left: 3px solid #2ecc71;
}

.dark-theme .security-header {
    background-color: rgba(46, 204, 113, 0.2);
}

.missing-security-header {
    background-color: rgba(231, 76, 60, 0.1);
    border-left: 3px solid #e74c3c;
}

.dark-theme .missing-security-header {
    background-color: rgba(231, 76, 60, 0.2);
}

.header-highlight {
    font-weight: 600;
    color: var(--accent-primary);
}

@media (max-width: 768px) {
    .response-summary {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .response-code {
        margin-right: 0;
        margin-bottom: var(--spacing-md);
    }
    
    .headers-list table {
        display: block;
        overflow-x: auto;
    }
}

/* SEO Analysis Styles */
.seo-issues {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--card-bg);
    border-radius: var(--border-radius-md);
    box-shadow: 0 2px 5px var(--card-shadow);
}

.seo-issues h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    color: var(--text-primary);
}

.seo-issues h3 i {
    margin-right: var(--spacing-sm);
    color: #f39c12;
}

.issues-list {
    margin: 0;
    padding: 0;
    list-style-type: none;
}

.issue-item {
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
}

.issue-item:last-child {
    margin-bottom: 0;
}

.issue-item.error {
    background-color: rgba(231, 76, 60, 0.1);
    border-left: 3px solid #e74c3c;
}

.issue-item.warning {
    background-color: rgba(243, 156, 18, 0.1);
    border-left: 3px solid #f39c12;
}

.dark-theme .issue-item.error {
    background-color: rgba(231, 76, 60, 0.2);
}

.dark-theme .issue-item.warning {
    background-color: rgba(243, 156, 18, 0.2);
}

.issue-item i {
    margin-right: var(--spacing-sm);
}

.issue-item.error i {
    color: #e74c3c;
}

.issue-item.warning i {
    color: #f39c12;
}

.seo-section {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--card-bg);
    border-radius: var(--border-radius-md);
    box-shadow: 0 2px 5px var(--card-shadow);
}

.seo-section h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    color: var(--text-primary);
}

.seo-section h3 i {
    margin-right: var(--spacing-sm);
    color: var(--accent-primary);
}

.meta-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.meta-item {
    padding: var(--spacing-sm);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-sm);
    background-color: var(--bg-primary);
}

.meta-label {
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: var(--spacing-xs);
}

.meta-value {
    padding: var(--spacing-sm);
    background-color: rgba(0, 0, 0, 0.03);
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--spacing-xs);
    word-break: break-word;
    color: var(--text-primary);
}

.dark-theme .meta-value {
    background-color: rgba(255, 255, 255, 0.03);
}

.meta-value.missing {
    color: #e74c3c;
    font-style: italic;
}

.meta-details {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.headings-structure {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.heading-level {
    padding: var(--spacing-sm);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-sm);
    background-color: var(--bg-primary);
}

.heading-tag {
    display: inline-block;
    padding: 2px 8px;
    background-color: var(--accent-primary);
    color: white;
    border-radius: 4px;
    font-weight: 600;
    margin-right: var(--spacing-sm);
}

.heading-count {
    display: inline-block;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.heading-list {
    margin-top: var(--spacing-sm);
    padding-left: var(--spacing-lg);
    color: var(--text-primary);
}

.heading-list li {
    margin-bottom: var(--spacing-xs);
    word-break: break-word;
}

.heading-list li:last-child {
    margin-bottom: 0;
}

.content-stats {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
    min-width: 120px;
    border-radius: var(--border-radius-sm);
    background-color: var(--bg-primary);
    border: 1px solid var(--card-border);
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.seo-about {
    margin-top: var(--spacing-xl);
}

.seo-about .card {
    padding: var(--spacing-lg);
}

.seo-about h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    font-size: 1.3rem;
    display: flex;
    align-items: center;
}

.seo-about h3 i {
    margin-right: var(--spacing-sm);
    color: var(--accent-primary);
}

.seo-about ul {
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.seo-about li {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

@media (max-width: 768px) {
    .content-stats {
        flex-direction: column;
        align-items: center;
    }
    
    .stat-item {
        width: 100%;
        max-width: 200px;
    }
}

/* Domain Health Dashboard Styles */
.health-score-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--feature-bg);
    border-radius: var(--border-radius-md);
    box-shadow: 0 3px 6px var(--card-shadow);
}

.dark-theme .health-score-container {
    background-color: var(--card-bg-dark);
}

.health-summary {
    flex: 1;
    padding-left: var(--spacing-lg);
}

.domain-section {
    margin-top: var(--spacing-xl);
}

.domain-section h3 {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-xs);
    border-bottom: 1px solid var(--card-border);
    color: var(--text-primary);
}

.domain-section h3 i {
    color: var(--accent-primary);
    margin-right: var(--spacing-xs);
}

@media (max-width: 768px) {
    .health-score-container {
        flex-direction: column;
        align-items: center;
    }
    
    .health-summary {
        padding-left: 0;
        margin-top: var(--spacing-md);
        text-align: center;
    }
    
    .domain-info-grid {
        grid-template-columns: 1fr;
    }
}

/* Content Layout with Side Navigation */
.content-layout {
    display: flex;
    gap: var(--spacing-lg);
    position: relative;
}

.side-navigation {
    width: 240px;
    min-width: 240px;
    background: var(--card-bg);
    border-radius: var(--border-radius-md);
    box-shadow: 0 5px 15px var(--card-shadow);
    padding: var(--spacing-lg) 0;
    position: sticky;
    top: 90px; /* Account for navbar */
    max-height: calc(100vh - 100px);
    overflow-y: auto;
    transition: all 0.3s ease-in-out;
    border: 1px solid var(--card-border);
}

.tool-title {
    display: flex;
    align-items: center;
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    border-bottom: 1px solid var(--card-border);
    margin-bottom: var(--spacing-lg);
}

.tool-title i {
    font-size: 1.5rem;
    color: var(--accent-primary);
    margin-right: var(--spacing-md);
}

.tool-title h2 {
    font-size: 1.2rem;
    margin: 0;
    color: var(--text-primary);
    font-weight: 600;
}

.side-nav-tabs {
    list-style: none;
    margin: 0;
    padding: 0;
}

.side-nav-tabs li {
    margin-bottom: 2px;
}

.side-nav-tabs a {
    display: flex;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    border-left: 3px solid transparent;
}

.side-nav-tabs a i {
    font-size: 1.1rem;
    margin-right: var(--spacing-md);
    width: 24px;
    text-align: center;
    transition: all 0.3s ease;
}

.side-nav-tabs a span {
    transition: transform 0.3s ease;
    display: inline-block;
}

.side-nav-tabs a:hover {
    background-color: rgba(52, 152, 219, 0.1);
    color: var(--accent-primary);
    border-left-color: var(--accent-primary);
}

.side-nav-tabs a:hover i {
    transform: scale(1.2);
}

.side-nav-tabs a:hover span {
    transform: translateX(5px);
}

.side-nav-tabs a.active {
    background-color: rgba(52, 152, 219, 0.15);
    color: var(--accent-primary);
    border-left-color: var(--accent-primary);
    font-weight: 500;
}

.side-nav-tabs a.active::after {
    content: "";
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--accent-primary);
    animation: pulse-light 2s infinite;
}

.main-content {
    flex: 1;
    min-width: 0; /* Prevent flex item from overflowing */
    transition: all 0.3s ease;
}

.tab-content {
    animation: fade-slide-up 0.4s ease-in-out;
}

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

/* Responsive styles for content layout */
@media (max-width: 992px) {
    .content-layout {
        flex-direction: column;
    }
    
    .side-navigation {
        width: 100%;
        position: relative;
        top: 0;
        max-height: none;
        margin-bottom: var(--spacing-lg);
    }
    
    .side-nav-tabs {
        display: flex;
        flex-wrap: wrap;
        gap: 5px;
    }
    
    .side-nav-tabs li {
        margin-bottom: 0;
        flex: 1 1 auto;
        min-width: 120px;
    }
    
    .side-nav-tabs a {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-md) var(--spacing-sm);
        border-left: none;
        border-bottom: 3px solid transparent;
    }
    
    .side-nav-tabs a i {
        margin-right: 0;
        margin-bottom: var(--spacing-xs);
        font-size: 1.2rem;
    }
    
    .side-nav-tabs a:hover {
        border-left-color: transparent;
        border-bottom-color: var(--accent-primary);
    }
    
    .side-nav-tabs a.active {
        border-left-color: transparent;
        border-bottom-color: var(--accent-primary);
    }
    
    .side-nav-tabs a:hover span {
        transform: none;
    }
}

@media (max-width: 576px) {
    .side-nav-tabs li {
        min-width: 100px;
    }
    
    .side-nav-tabs a {
        padding: var(--spacing-sm) var(--spacing-xs);
    }
    
    .side-nav-tabs a i {
        font-size: 1rem;
    }
    
    .side-nav-tabs a span {
        font-size: 0.8rem;
    }
}

/* Ripple effect for side navigation */
.side-nav-tabs a {
    overflow: hidden; /* For ripple effect */
}

.nav-ripple {
    position: absolute;
    border-radius: 50%;
    background-color: rgba(52, 152, 219, 0.3);
    transform: scale(0);
    animation: ripple-animation 0.6s linear;
    pointer-events: none;
    width: 100px;
    height: 100px;
    z-index: 0;
}

@keyframes ripple-animation {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Enhanced side navigation styling */
.side-navigation {
    background: linear-gradient(145deg, var(--card-bg) 0%, var(--card-bg) 100%);
}

.side-navigation::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(to right, var(--accent-primary), var(--accent-secondary));
    border-radius: var(--border-radius-md) var(--border-radius-md) 0 0;
}

.tool-title {
    position: relative;
}

.tool-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--card-border), transparent);
}

.side-nav-tabs a.active {
    background: linear-gradient(90deg, rgba(52, 152, 219, 0.15) 0%, rgba(52, 152, 219, 0.05) 100%);
}

.side-nav-tabs li:first-child a {
    border-top-left-radius: var(--border-radius-sm);
    border-top-right-radius: var(--border-radius-sm);
}

.side-nav-tabs li:last-child a {
    border-bottom-left-radius: var(--border-radius-sm);
    border-bottom-right-radius: var(--border-radius-sm);
}

/* Active indicator animation */
.side-nav-tabs a.active::after {
    box-shadow: 0 0 10px var(--accent-primary), 0 0 5px var(--accent-primary);
}

@media (prefers-reduced-motion: no-preference) {
    .side-nav-tabs a:hover i {
        animation: icon-bounce 0.5s cubic-bezier(0.28, 0.84, 0.42, 1);
    }
}

@keyframes icon-bounce {
    0%, 100% { transform: scale(1); }
    40% { transform: scale(1.3); }
    60% { transform: scale(0.9); }
    80% { transform: scale(1.2); }
}

@media (max-width: 992px) {
    .side-navigation::before {
        height: 3px;
    }
}