body {
    margin: 0;
    font-family: 'Segoe UI', serif;
    background: #e6f0fa; /* Soft blue background */
    color: #333;
    position: relative;
}

/* Subtle cross watermark */
body::before {
    content: "✝";
    position: fixed;
    font-size: 300px;
    color: rgba(139, 111, 71, 0.05);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 0;
}

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    height: 80px;
    background: rgba(30, 30, 50, 0.95);
    color: white;
    display: flex;
    align-items: center;
    padding: 0 20px;
    z-index: 1000;
    transition: all 0.4s ease;
}

header.scrolled {
    height: 60px;
}

header .logo img {
    height: 5%;
    transition: all 0.4s ease;
}

header.scrolled .logo img {
    height: 40px;
}

header .title {
    margin-left: 15px;
    font-size: 1.5rem;
    flex: 1;
}

header input {
    padding: 5px 10px;
    border-radius: 5px;
    border: none;
}

/* Page layout */
.page-container {
    display: flex;
    min-height: 100vh;
    flex-direction: row;
}

.sidebar {
    width: 220px;
    background: white;
    padding: 15px;
    box-shadow: 3px 0 10px rgba(0, 0, 0, 0.1);
    flex-shrink: 0;
}

.main-content {
    flex: 1;
    padding: 120px 40px 60px 40px;
}

/* Footer */
footer {
    width: 100%;
    background: #222;
    color: white;
    padding: 15px 40px;
    text-align: center;
    position: relative;
    clear: both;
}

/* Effects */
.sidebar a::after {
    content: "";
    position: absolute;
    width: 0;
    height: 2px;
    left: 0;
    bottom: -3px;
    background: linear-gradient(to right, #c9a646, #8b6f47);
    transition: width 0.3s ease;
}

.sidebar a:hover::after {
    width: 100%;
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.8s ease forwards;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .page-container {
        flex-direction: column;
    }
    .sidebar {
        width: 100%;
        position: relative;
        top: 0;
    }
    .main-content {
        padding: 140px 20px 60px 20px;
    }
}