body {
    background-color: var(--admin-bg);
    color: var(--admin-text);
    font-family: 'Inter', sans-serif;
    margin: 0;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    flex-direction: column;
    overflow: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
    position: relative;
    z-index: 10;
}

h1 {
    font-size: 8rem;
    font-weight: 800;
    margin: 0;
    background: linear-gradient(135deg, var(--admin-primary), var(--admin-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
}

h2 {
    font-size: 2rem;
    margin: 10px 0 20px;
    font-weight: 600;
}

p {
    font-size: 1.1rem;
    color: var(--admin-text-muted);
    max-width: 500px;
    margin: 0 auto 30px;
    line-height: 1.6;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 30px;
    background: var(--admin-primary);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
}

.decorative-circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.15;
    z-index: 1;
}

.c1 {
    width: 300px;
    height: 300px;
    background: var(--admin-primary);
    top: -100px;
    right: -50px;
}

.c2 {
    width: 400px;
    height: 400px;
    background: var(--admin-secondary);
    bottom: -100px;
    left: -100px;
}

.theme-actions {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 100;
}

.theme-toggle-btn {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--admin-text);
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.theme-toggle-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--admin-primary);
    border-color: var(--admin-primary);
}