:root {
    --bg-dark: #121212;
    --bg-card: #1E1E1E;
    --bg-sidebar: #1A1A1A;
    --text-primary: #e0e0e0;
    --text-secondary: #B0B0B0;
    --accent-color: #4CAF50;
    --hover-color: #45a049;
    --sidebar-width: 300px;
}

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

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

.submit-btn .fa-spinner {
    margin-right: 10px;
}

.submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}


.app-container {
    display: flex;
    height: 100vh;
    overflow: hidden;
}

.sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-sidebar);
    padding: 20px;
    transition: transform 0.3s ease, width 0.3s ease;
    overflow-y: auto;
    position: relative;
}

.sidebar-toggle {
    display: none;
    position: fixed;
    top: 15px;
    left: 15px;
    z-index: 1100;
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 10px;
    cursor: pointer;
}

.sidebar-nav {
    list-style-type: none;
}

.sidebar-nav-section {
    margin-bottom: 20px;
}

.sidebar-nav-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    user-select: none;
    padding: 5px 10px;
    border-bottom: 2px solid var(--accent-color);
}

.sidebar-nav-section-title {
    color: var(--accent-color);
    font-weight: bold;
    text-transform: uppercase;
}

.sidebar-nav-section-header i.collapse-icon {
    transition: transform 0.3s ease;
    color: var(--text-secondary);
}

.sidebar-nav-section-header i.collapse-icon.rotated {
    transform: rotate(180deg);
}

.sidebar-nav-section.collapsed .sidebar-nav {
    display: none;
}

.sidebar.collapsed .sidebar-nav-section-header i.collapse-icon {
    display: none;
}

.sidebar-nav li {
    margin-bottom: 5px;
}

.sidebar-nav a {
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    padding: 10px;
    border-radius: 5px;
    transition: background-color 0.3s ease, color 0.3s ease;
}

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

.sidebar-nav a:hover, .sidebar-nav a.active {
    background-color: var(--accent-color);
    color: white;
}

.sidebar-collapse-toggle {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-card);
    color: var(--text-primary);
    border: none;
    padding: 10px;
    border-radius: 5px;
    cursor: pointer;
    display: flex;
    align-items: center;
    transition: background-color 0.3s ease;
}

.sidebar-collapse-toggle:hover {
    background-color: var(--accent-color);
}

.content {
    flex-grow: 1;
    overflow-y: auto;
    padding: 20px;
    transition: margin-left 0.3s ease, width 0.3s ease;
}

.sidebar.collapsed {
    width: 70px;
}

.sidebar.collapsed .sidebar-nav-section-title,
.sidebar.collapsed .sidebar-nav a span {
    display: none;
}

.sidebar.collapsed .sidebar-collapse-toggle i {
    transform: rotate(180deg);
}

.content.sidebar-collapsed {
    margin-left: 70px;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

h1, h2 {
    color: var(--accent-color);
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 10px;
}

.ship-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.ship-card {
    background-color: var(--bg-card);
    border-radius: 8px;
    padding: 15px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.5);
    transition: all 0.3s ease;
}

.ship-card:hover {
    transform: scale(1.03);
    box-shadow: 0 6px 12px rgba(0,0,0,0.7);
}

.ship-name {
    font-weight: bold;
    color: var(--accent-color);
    margin-bottom: 10px;
    font-size: 1.2em;
}

.ship-details {
    font-size: 0.9em;
    color: var(--text-secondary);
}

.ship-details p {
    margin: 5px 0;
}

.page {
    display: none;
}

.page.active {
    display: block;
}

.home-nav-links {
    list-style-type: none;
    padding: 0;
}

.home-nav-links li {
    margin-bottom: 10px;
}

.home-nav-links a {
    display: flex;
    align-items: center;
    color: var(--text-primary);
    text-decoration: none;
    padding: 10px;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

.home-nav-links a:hover {
    background-color: var(--accent-color);
    color: white;
}

.home-nav-links a i {
    margin-right: 10px;
    width: 20px;
    text-align: center;
}

.bug-report-form {
    background-color: var(--bg-card);
    padding: 20px;
    border-radius: 8px;
    margin-top: 20px;
}

.bug-report-form input, 
.bug-report-form textarea {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    background-color: var(--bg-dark);
    border: 1px solid var(--text-secondary);
    color: var(--text-primary);
    border-radius: 4px;
}

.bug-report-form .form-group {
    margin-bottom: 15px;
}

.bug-report-form .submit-btn {
    background-color: var(--accent-color);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.bug-report-form .submit-btn:hover {
    background-color: var(--hover-color);
}

.bug-report-success {
    background-color: #4CAF50;
    color: white;
    padding: 10px;
    border-radius: 4px;
    margin-top: 15px;
}

.bug-report-error {
    background-color: #f44336;
    color: white;
    padding: 10px;
    border-radius: 4px;
    margin-top: 15px;
}

@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        top: 0;
        left: -300px;
        height: 100%;
        z-index: 999;
    }
    
    .sidebar.active {
        transform: translateX(300px);
    }
    
    .sidebar-toggle {
        display: block;
    }
    
    .content {
        margin-left: 0;
    }
}