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

:root {
    --bg-primary: #202225;
    --bg-secondary: #2f3136;
    --bg-tertiary: #36393f;
    --text-primary: #ffffff;
    --text-secondary: #b9bbbe;
    --accent: #5865f2;
    --success: #3ba55d;
    --danger: #ed4245;
    --warning: #faa61a;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    overflow-x: hidden;
}

#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: -1;
}

/* Login Screen */
.login-screen {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.login-container {
    background: var(--bg-secondary);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    max-width: 400px;
    width: 100%;
    text-align: center;
}

.login-logo {
    font-size: 4rem;
    color: var(--accent);
    margin-bottom: 20px;
}

.login-container h1 {
    font-size: 2rem;
    margin-bottom: 10px;
}

.login-subtitle {
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.input-group {
    position: relative;
    margin-bottom: 20px;
}

.input-group i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

.input-group input {
    width: 100%;
    padding: 15px 15px 15px 45px;
    background: var(--bg-tertiary);
    border: 2px solid transparent;
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s;
}

.input-group input:focus {
    outline: none;
    border-color: var(--accent);
}

.btn-login {
    width: 100%;
    padding: 15px;
    background: var(--accent);
    border: none;
    border-radius: 10px;
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-login:hover {
    background: #4752c4;
    transform: translateY(-2px);
}

.login-footer {
    margin-top: 30px;
    display: flex;
    justify-content: space-between;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Main Panel */
.main-panel {
    display: flex;
    height: 100vh;
}

.sidebar {
    width: 250px;
    background: var(--bg-secondary);
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--bg-tertiary);
}

.sidebar-header {
    padding: 20px;
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid var(--bg-tertiary);
}

.sidebar-nav {
    flex: 1;
    padding: 20px 0;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 20px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s;
}

.nav-item:hover, .nav-item.active {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.nav-item i {
    width: 20px;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid var(--bg-tertiary);
}

.btn-logout {
    width: 100%;
    padding: 12px;
    background: var(--danger);
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s;
}

.btn-logout:hover {
    background: #c03537;
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.topbar {
    background: var(--bg-secondary);
    padding: 20px 30px;
    border-bottom: 1px solid var(--bg-tertiary);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.topbar-user {
    display: flex;
    align-items: center;
    gap: 10px;
}

.content-wrapper {
    flex: 1;
    overflow-y: auto;
    padding: 30px;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Welcome Banner */
.welcome-banner {
    background: linear-gradient(135deg, var(--accent), #4752c4);
    padding: 40px;
    border-radius: 16px;
    margin-bottom: 30px;
    text-align: center;
}

.welcome-banner h1 {
    font-size: 2rem;
    margin-bottom: 10px;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--bg-secondary);
    padding: 25px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    gap: 20px;
}

.stat-icon {
    width: 60px;
    height: 60px;
    background: var(--accent);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-info h3 {
    font-size: 2rem;
    margin-bottom: 5px;
}

.stat-info p {
    color: var(--text-secondary);
}

/* Profile Card */
.profile-card {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 30px;
}

/* Servers List */
.servers-list {
    display: grid;
    gap: 15px;
}

.server-card {
    background: var(--bg-secondary);
    padding: 20px;
    border-radius: 12px;
    display: flex;
    align-items: center;
}

/* Scanner */
.scanner-container {
    background: var(--bg-secondary);
    padding: 30px;
    border-radius: 16px;
}

.scanner-container h2 {
    margin-bottom: 20px;
}

.scanner-container .input-group {
    display: flex;
    gap: 10px;
}

.scanner-container input {
    flex: 1;
    padding: 12px;
    background: var(--bg-tertiary);
    border: 2px solid transparent;
    border-radius: 8px;
    color: var(--text-primary);
}

.btn-primary {
    padding: 12px 24px;
    background: var(--accent);
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s;
}

.btn-primary:hover {
    background: #4752c4;
}

/* Loading */
.loading {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--bg-tertiary);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Notifications */
.notification-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
}

.notification {
    background: var(--bg-secondary);
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 10px;
    min-width: 300px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.3s;
}

.notification.success {
    border-left: 4px solid var(--success);
}

.notification.error {
    border-left: 4px solid var(--danger);
}

.notification strong {
    display: block;
    margin-bottom: 5px;
}

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

@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Account Manager */
.manager-container {
    max-width: 800px;
}

.warning-banner {
    background: rgba(237, 66, 69, 0.1);
    border: 2px solid var(--danger);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.warning-banner i {
    font-size: 2rem;
    color: var(--danger);
}

.warning-banner h3 {
    margin-bottom: 5px;
    color: var(--danger);
}

.warning-banner p {
    color: var(--text-secondary);
}

.manager-section {
    background: var(--bg-secondary);
    padding: 25px;
    border-radius: 12px;
    margin-bottom: 20px;
}

.manager-section h2 {
    margin-bottom: 10px;
}

.btn-danger {
    padding: 12px 24px;
    background: var(--danger);
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s;
    font-size: 1rem;
    font-weight: 600;
}

.btn-danger:hover {
    background: #c03537;
    transform: translateY(-2px);
}

.status-message {
    margin-top: 15px;
    padding: 15px;
    border-radius: 8px;
    background: var(--bg-tertiary);
}

.status-message.loading {
    border-left: 4px solid var(--warning);
}

.status-message.success {
    border-left: 4px solid var(--success);
}

.status-message.error {
    border-left: 4px solid var(--danger);
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        width: 70px;
    }
    
    .sidebar-header span,
    .nav-item span,
    .btn-logout span {
        display: none;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
}