/* Modern, clean styling for novel reading */
:root {
    --primary-color: #3498db;
    --bg-color: #f9f9f9;
    --text-color: #333;
    --nav-bg: #fff;
    --border-color: #ddd;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.8;
    color: var(--text-color);
    background-color: var(--bg-color);
    margin: 0;
    padding: 0;
}

.container {
    max-width: 800px;
    margin: 70px auto 30px;
    padding: 20px;
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    border-radius: 5px;
}

h1 {
    color: var(--primary-color);
    text-align: center;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

p {
    margin-bottom: 1.2em;
    text-align: justify;
}

.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--nav-bg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    z-index: 1000;
}

.nav-buttons {
    display: flex;
    gap: 10px;
    align-items: center;
}

.btn {
    display: inline-block;
    padding: 8px 15px;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #2980b9;
}

#chapter-input {
    padding: 8px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    width: 150px;
    font-size: 14px;
}

#chapter-input:focus {
    outline: 1px solid var(--primary-color);
    box-shadow: 0 0 3px rgba(52, 152, 219, 0.5);
}

.go-btn {
    padding: 8px 12px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
}

.go-btn:hover {
    background-color: #2980b9;
}

#scrollTopBtn {
    display: none;
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    border: none;
    cursor: pointer;
    font-size: 18px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

#scrollTopBtn:hover {
    background-color: #2980b9;
}

/* Autocomplete container */
.autocomplete-container {
    position: relative;
    display: inline-block;
}

.autocomplete-items {
    position: absolute;
    border: 1px solid var(--border-color);
    border-top: none;
    z-index: 99;
    top: 100%;
    left: 0;
    right: 0;
    max-height: 200px;
    overflow-y: auto;
    background-color: white;
    border-radius: 0 0 4px 4px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.autocomplete-items div {
    padding: 8px 10px;
    cursor: pointer;
}

.autocomplete-items div:hover {
    background-color: #e9e9e9;
}

.autocomplete-active {
    background-color: var(--primary-color) !important;
    color: white;
}

/* Mobile responsive adjustments */
@media (max-width: 600px) {
    .container {
        margin-top: 60px;
        padding: 15px;
    }
    
    .top-nav {
        padding: 8px 10px;
    }
    
    .btn {
        padding: 6px 10px;
        font-size: 14px;
    }
    
    #chapter-input {
        width: 120px;
        padding: 6px;
    }
    
    .go-btn {
        padding: 6px 8px;
    }
}

.chapter-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 10px;
    margin-top: 20px;
}
.chapter-link {
    display: block;
    padding: 10px;
    background: #f5f5f5;
    border-radius: 4px;
    text-align: center;
    text-decoration: none;
    color: var(--text-color);
    transition: .2s;
}
.chapter-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
.search-container {margin-bottom: 20px; display: flex; gap: 10px;}
#chapter-search {
    flex: 1; padding: 10px; border: 1px solid var(--border-color);
    border-radius: 4px; font-size: 16px;
}
.status-box {
    background: #f0f0f0;
    border-radius: 4px;
    padding: 15px;
    margin-bottom: 20px;
}

/* Dark Mode Variables */
#darkModeBtn {
    position: fixed;
    bottom: 70px; /* di atas tombol scroll */
    right: 20px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    border: none;
    cursor: pointer;
    font-size: 18px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
    transition: background-color 0.3s;
    z-index: 999;
}
#darkModeBtn:hover {
    background-color: #2980b9;
}

/* Dark Mode */
body.dark-mode {
    --primary-color: #64b5f6;
    --bg-color: #121212;
    --text-color: #e0e0e0;
    --nav-bg: #1e1e1e;
    --border-color: #444;
}

/* Sesuaikan container dan elemen lain */
body.dark-mode .container {
    background: #1e1e1e;
    box-shadow: 0 2px 10px rgba(255,255,255,0.05);
}

body.dark-mode .chapter-link {
    background: #2a2a2a;
    color: var(--text-color);
}
body.dark-mode .chapter-link:hover {
    background: var(--primary-color);
    color: #000;
}

body.dark-mode .status-box {
    background: #2a2a2a;
}

body.dark-mode .autocomplete-items {
    background-color: #2a2a2a;
    border: 1px solid var(--border-color);
}
body.dark-mode .autocomplete-items div {
    padding: 8px 10px;
    cursor: pointer;
    color: var(--text-color);
}
body.dark-mode .autocomplete-items div:hover {
    background-color: #3a3a3a;
    color: white;
}


body.dark-mode .btn,
body.dark-mode .go-btn,
body.dark-mode #scrollTopBtn,
body.dark-mode #darkModeBtn {
    background-color: #747a80;
    color: #000; /* teks gelap agar kontras */
}
body.dark-mode .btn:hover,
body.dark-mode .go-btn:hover,
body.dark-mode #scrollTopBtn:hover,
body.dark-mode #darkModeBtn:hover {
    background-color: #3c464d;
}