body {
    margin: 0;
    font-family: 'Inter', Arial, sans-serif;
    background: #0e1014;
    color: #fff;
}

.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 260px;
    height: 100vh;
    background: #11131a;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: 2px 0 8px rgba(0,0,0,0.1);
    padding: 0 0 24px 0;
}

.sidebar .main-section {
    padding: 32px 0 0 32px;
}

.sidebar .section-title {
    font-size: 12px;
    color: #6b7280;
    letter-spacing: 1px;
    margin-bottom: 18px;
    font-weight: 600;
}

.sidebar .nav {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.sidebar .nav-link {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 8px 16px 8px 12px;
    border-radius: 8px;
    color: #d1d5db;
    font-size: 16px;
    text-decoration: none;
    transition: background 0.2s, color 0.2s;
    font-weight: 500;
}

.sidebar .nav-link.active, .sidebar .nav-link:hover {
    background: #23272f;
    color: #fff;
}

.sidebar .nav-link .icon {
    font-size: 18px;
    width: 22px;
    text-align: center;
}

.sidebar .settings-link {
    margin-top: 0;
}

.sidebar .nav-link.settings.active, .sidebar .nav-link.settings:hover {
    background: #23272f;
    color: #60a5fa;
}

.sidebar .user-section {
    padding: 0 16px;
}

.sidebar .user-card {
    display: flex;
    align-items: center;
    background: #181b22;
    border-radius: 12px;
    padding: 10px 14px;
    margin-bottom: 10px;
    gap: 12px;
}

.sidebar .user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #23272f;
}

.sidebar .user-info {
    display: flex;
    flex-direction: column;
}

.sidebar .user-name {
    font-size: 15px;
    font-weight: 600;
    color: #fff;
}

.sidebar .user-plan {
    font-size: 12px;
    color: #6b7280;
    font-weight: 500;
}

.sidebar .logout-link {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #9ca3af;
    font-size: 15px;
    text-decoration: none;
    padding: 8px 0 0 2px;
    transition: color 0.2s;
}

.sidebar .logout-link:hover {
    color: #fff;
}

.sidebar .nav-dropdown {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding-left: 20px;
}

.sidebar .nav-dropdown .nav-link {
    font-size: 14px;
    padding: 8px 12px 8px 8px;
}

.main-content {
    margin-left: 260px;
    padding: 40px;
}