/* General Body Styles */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: #f4f4f9;
    color: #333;
    line-height: 1.6;
    margin: 0;
    padding: 20px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Dark Mode */
body.dark-mode {
    background-color: #1a1a1a;
    color: #e0e0e0;
}

body.dark-mode #container {
    background-color: #2a2a2a;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

body.dark-mode .blank {
    background-color: #1e7e34;
    color: #1e7e34;
    border-color: #155724;
    box-shadow: 0 2px 4px rgba(30, 126, 52, 0.4);
}

body.dark-mode .blank:hover {
    transform: translateY(-1px);
    box-shadow: 0 3px 6px rgba(30, 126, 52, 0.5);
}

body.dark-mode .nonblank {
    background-color: #3a3a3a;
    color: #e0e0e0;
    border-color: #4a4a4a;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

body.dark-mode .word {
    color: #e0e0e0;
}

body.dark-mode .buttonish {
    background-color: #0056b3;
    color: #fff;
}

body.dark-mode .buttonish:hover {
    background-color: #004085;
}

body.dark-mode .difficulty {
    background-color: #0056b3;
    box-shadow: 0 2px 4px rgba(0, 86, 179, 0.3);
}

body.dark-mode .difficulty:hover {
    background-color: #004085;
}

body.dark-mode .difficulty.selected {
    background-color: #004085;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.4);
}

body.dark-mode #scramble.buttonish,
body.dark-mode #back.buttonish,
body.dark-mode #dark-mode-toggle.buttonish {
    background-color: #495057;
    box-shadow: 0 2px 4px rgba(73, 80, 87, 0.3);
}

body.dark-mode #scramble.buttonish:hover,
body.dark-mode #back.buttonish:hover,
body.dark-mode #dark-mode-toggle.buttonish:hover {
    background-color: #343a40;
}

body.dark-mode .columns a {
    color: #4da3ff;
}

body.dark-mode .columns a:hover {
    color: #80baff;
}

/* Container for the quiz */
#container {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    line-height: 2.5em;
}

/* Word styles */
.word, .blank, .nonblank {
    display: inline-block;
    margin: 2px 4px;
    padding: 6px 10px;
    border-radius: 6px;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.blank {
    background-color: #28a745;
    color: #28a745;
    border: 1px solid #218838;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(40, 167, 69, 0.3);
}

.blank:hover {
    transform: translateY(-1px);
    box-shadow: 0 3px 6px rgba(40, 167, 69, 0.4);
}

.nonblank {
    background-color: #e9ecef;
    color: #333;
    border: 1px solid #ced4da;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* Button Styles */
.buttonish {
    display: inline-block;
    margin: 0.3em;
    padding: 10px 20px;
    color: #fff;
    background-color: #007bff;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    font-size: 15px;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    text-decoration: none;
}

.buttonish:hover {
    background-color: #0056b3;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.buttonish:active {
    transform: translateY(0);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.difficulty {
    background-color: #007bff;
}

.difficulty:hover {
    background-color: #0056b3;
}

.difficulty.selected {
    background-color: #0056b3;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.3);
}

#scramble.buttonish, #back.buttonish, #dark-mode-toggle.buttonish {
    background-color: #6c757d;
}

#scramble.buttonish:hover, #back.buttonish:hover, #dark-mode-toggle.buttonish:hover {
    background-color: #5a6268;
}

/* Verse List Styles */
.columns {
    float: left;
    width: 48%;
    margin: 1%;
    padding: 0;
}

.columns ol {
    list-style-position: inside;
    padding-left: 0;
}

.columns li {
    margin-bottom: 1em;
}

.columns a {
    text-decoration: none;
    color: #007bff;
    font-weight: bold;
}

.columns a:hover {
    text-decoration: underline;
}

/* Error Styles */
.error {
    background-color: #f8d7da;
    color: #721c24;
    padding: 15px;
    border-radius: 5px;
    border: 1px solid #f5c6cb;
    margin: 20px 0;
}

body.dark-mode .error {
    background-color: #4d1f1f;
    color: #f8d7da;
    border-color: #721c24;
}

/* Keyboard Help Indicator */
.keyboard-help {
    position: fixed;
    bottom: 10px;
    right: 10px;
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 12px;
}

body.dark-mode .keyboard-help {
    background-color: rgba(255, 255, 255, 0.1);
}

/* Focus styles for accessibility */
.blank:focus,
.buttonish:focus,
button:focus,
#verse-search:focus {
    outline: 3px solid #007bff;
    outline-offset: 2px;
}

body.dark-mode .blank:focus,
body.dark-mode .buttonish:focus,
body.dark-mode button:focus,
body.dark-mode #verse-search:focus {
    outline-color: #4da3ff;
}

/* Keyboard key styles */
kbd {
    background-color: #f4f4f4;
    border: 1px solid #ccc;
    border-radius: 3px;
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.2);
    color: #333;
    display: inline-block;
    font-family: monospace;
    font-size: 0.9em;
    padding: 2px 6px;
    white-space: nowrap;
}

body.dark-mode kbd {
    background-color: #3a3a3a;
    border-color: #555;
    color: #e0e0e0;
}

/* Details/Summary styles */
details {
    background-color: #f8f9fa;
    border-radius: 5px;
    padding: 10px;
}

body.dark-mode details {
    background-color: #2a2a2a;
}

summary {
    outline: none;
    user-select: none;
}

summary:hover {
    color: #007bff;
}

body.dark-mode summary:hover {
    color: #4da3ff;
}

/* Responsive Design */
@media (max-width: 768px) {
    .columns {
        width: 100%;
        float: none;
        margin: 0 0 20px 0;
    }

    #verse-search {
        width: 90% !important;
    }

    .buttonish {
        font-size: 14px;
        padding: 8px 12px;
    }
}

/* Print Styles */
@media print {
    body {
        background-color: white;
        color: black;
        padding: 0;
    }

    .buttonish,
    #scramble,
    #back,
    #dark-mode-toggle,
    #search-container {
        display: none !important;
    }

    #container {
        box-shadow: none;
        border: none;
    }

    .blank {
        background-color: white !important;
        color: black !important;
        border: 2px solid black !important;
        padding: 2px 4px;
    }

    .nonblank,
    .word {
        background-color: white;
        color: black;
        border: none;
    }

    .columns {
        page-break-inside: avoid;
    }

    .columns a {
        color: black;
        text-decoration: none;
    }

    .columns a:after {
        content: " (page " counter(page) ")";
    }
}