body {
    background-color: #f8fafc;
    color: #334155;
    font-family: system-ui, -apple-system, sans-serif;
    padding-top: 80px;
}

.admin-panel {
    max-width: 800px;
    margin: 4rem auto;
    padding: 2.5rem;
    background: white;
    border-radius: 1rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 1.5rem;
}

input,
textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #e2e8f0;
    border-radius: 0.5rem;
    margin-top: 0.5rem;
}

button {
    background: #3b82f6;
    color: white;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
}

.post-list {
    margin-top: 2rem;
}

.post-item {
    padding: 1rem;
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Scroll Button */
#scrollBtn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 99;
    width: 50px;
    height: 50px;
    background-color: #3b82f6;
    color: #ffffff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
}

#scrollBtn.visible {
    opacity: 1;
    visibility: visible;
}

#scrollBtn:hover {
    background-color: #2563eb;
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}

html {
    scroll-behavior: smooth;
}