/* settings-style.css */
#settings-popup {
    display: none; 
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    justify-content: center;
    align-items: flex-start;
    z-index: 10001;
    padding: 10px;
    overflow-y: auto;
}

.settings-content {
    background-color: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    width: 100%;
    max-width: min(750px, 95vw);
    position: relative;
    overflow: hidden; 
    max-height: calc(100vh - 20px);
    display: flex;
    flex-direction: column;
    margin: auto 0;
}

/* Mobile adjustments for settings */
@media (max-width: 768px) {
    #settings-popup {
        padding: 5px;
        align-items: flex-start;
    }
    
    .settings-content {
        width: 100%;
        max-width: 100vw;
        margin: 0;
        padding: 15px;
        border-radius: 4px;
        max-height: calc(100vh - 10px);
    }
    
    .settings-tab-button {
        padding: 6px 8px;
        font-size: 0.85em;
        min-height: 35px;
    }
}

/* Enhanced settings tab styling for better organization */
.settings-tab-container {
    display: flex;
    border-bottom: 2px solid var(--border-secondary);
    margin-bottom: 20px;
    flex-shrink: 0;
    overflow-x: auto;
    scrollbar-width: thin;
}

.settings-tab-container::-webkit-scrollbar {
    height: 4px;
}

.settings-tab-container::-webkit-scrollbar-track {
    background: transparent;
}

.settings-tab-container::-webkit-scrollbar-thumb {
    background: var(--border-secondary);
    border-radius: 2px;
}

.settings-tab-button {
    padding: 12px 16px;
    cursor: pointer;
    border: none;
    border-bottom: 3px solid transparent;
    background-color: transparent;
    margin-bottom: -2px;
    font-size: 0.9em;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition-speed) ease;
    white-space: nowrap;
    text-align: center;
    line-height: 1.4;
    min-height: 45px;
    border-radius: 8px 8px 0 0;
    flex-shrink: 0;
    position: relative;
}

.settings-tab-button:hover {
    color: var(--text-link);
    background-color: var(--chapter-box-hover-bg);
    transform: translateY(-1px);
}

.settings-tab-button.active {
    border-bottom-color: var(--text-link);
    color: var(--text-link);
    font-weight: 600;
    background-color: var(--popup-content-bg);
    position: relative;
    z-index: 1;
}

.settings-tab-button.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--popup-content-bg);
    z-index: 2;
}

/* Enhanced settings sections with better visual hierarchy */
.settings-section {
    margin-bottom: 25px;
    padding: 20px;
    border: 1px solid var(--border-secondary);
    border-radius: 12px;
    background: var(--popup-content-bg);
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.settings-section h3 {
    margin-top: 0;
    margin-bottom: 20px;
    color: var(--text-heading);
    border-bottom: 2px solid var(--border-primary);
    padding-bottom: 8px;
    font-size: 1.3em;
    font-weight: 600;
}

.settings-section h4 {
    margin-top: 25px;
    margin-bottom: 12px;
    color: var(--text-heading);
    font-size: 1.1em;
    font-weight: 500;
    opacity: 0.9;
}

.settings-subsection {
    margin-bottom: 20px;
    padding: 15px;
    background: var(--chapter-box-bg);
    border-radius: 8px;
    border: 1px solid var(--border-secondary);
}

/* Enhanced form controls */
.settings-section label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-primary);
}

.settings-section select,
.settings-section input[type="range"],
.settings-section input[type="number"],
.settings-section input[type="text"],
.settings-section input[type="password"],
.settings-section input[type="url"],
.settings-section textarea {
    width: 100%;
    padding: 10px 12px;
    border: 2px solid var(--input-border);
    border-radius: 6px;
    font-size: 14px;
    font-family: inherit;
    box-sizing: border-box;
    margin-bottom: 12px;
    background-color: var(--input-bg);
    color: var(--input-text);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.settings-section select:focus,
.settings-section input:focus,
.settings-section textarea:focus {
    outline: none;
    border-color: var(--text-link);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.settings-section input[type="range"] {
    padding: 0;
    height: 6px;
    background: var(--border-secondary);
    border-radius: 3px;
}

.settings-section input[type="range"]::-webkit-slider-thumb {
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--text-link);
    cursor: pointer;
    border: 2px solid white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.settings-section input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--text-link);
    cursor: pointer;
    border: 2px solid white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.settings-section input[type="checkbox"] {
    width: auto;
    margin-right: 8px;
    vertical-align: middle;
    transform: scale(1.1);
}

.settings-section .checkbox-label {
    display: flex;
    align-items: center;
    margin-bottom: 12px;
    cursor: pointer;
    user-select: none;
}

.settings-section .checkbox-label:hover {
    color: var(--text-link);
}

.settings-section .checkbox-label label {
    margin-bottom: 0;
    font-weight: normal;
    cursor: pointer;
}

.settings-section input.custom-input {
    margin-top: 8px;
    border-left: 4px solid var(--text-link);
}

/* Share buttons styling */
.share-buttons-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 10px;
    margin-top: 15px;
}

.share-button {
    padding: 10px 14px;
    border: 1px solid var(--border-secondary);
    border-radius: 6px;
    background: var(--chapter-box-bg);
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 0.9em;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.share-button:hover {
    background: var(--chapter-box-hover-bg);
    border-color: var(--text-link);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.share-button i {
    font-size: 1.1em;
}

/* Mobile responsive adjustments */
@media (max-width: 768px) {
    .settings-tab-button {
        padding: 10px 12px;
        font-size: 0.85em;
        min-height: 40px;
    }
    
    .settings-section {
        padding: 15px;
        margin-bottom: 20px;
    }
    
    .share-buttons-container {
        grid-template-columns: 1fr;
    }
    
    .settings-tab-container {
        scrollbar-width: none;
        -ms-overflow-style: none;
    }
    
    .settings-tab-container::-webkit-scrollbar {
        display: none;
    }
}

/* Enhanced scrollbar for settings content */
.settings-tab-content-container::-webkit-scrollbar {
    width: 8px;
}

.settings-tab-content-container::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.settings-tab-content-container::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

.settings-tab-content-container::-webkit-scrollbar-thumb:hover {
    background: #a1a1a1;
}

.settings-content > h2 {
    margin-top: 0;
    margin-bottom: 20px;
    text-align: center;
    flex-shrink: 0; 
}

.settings-tab-content-container {
    flex-grow: 1; 
    overflow-y: auto; 
    position: relative; 
}

.settings-tab-content {
    display: none; 
    padding: 15px; 
}

.settings-tab-content.active {
    display: block; 
}

.settings-section {
    margin-bottom: 20px;
    padding: 15px;
    border: 1px solid var(--border-secondary);
    border-radius: 8px;
}

.settings-section h3 {
    margin-top: 0;
    margin-bottom: 15px;
    color: var(--text-heading);
    border-bottom: 1px solid var(--border-primary);
    padding-bottom: 5px;
}

.settings-section label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

.settings-section select,
.settings-section input[type="range"],
.settings-section input[type="number"],
.settings-section input[type="text"],
.settings-section textarea {
    width: 100%;
    padding: 8px;
    border: 1px solid var(--input-border);
    border-radius: 4px;
    font-size: 14px;
    font-family: inherit;
    box-sizing: border-box;
    margin-bottom: 10px;
    background-color: var(--input-bg);
    color: var(--input-text);
}

.settings-section input[type="range"] {
    padding: 0; 
}

.settings-section input[type="checkbox"] {
    width: auto;
    margin-right: 8px;
    vertical-align: middle;
}

.settings-section .checkbox-label {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

.settings-section .checkbox-label label {
    margin-bottom: 0; 
    font-weight: normal;
}

.settings-section input.custom-input {
    margin-top: 5px;
}

#ai-command-console:before {
    content: '🤖 ';
    font-size: 1.2em;
    margin-right: 5px;
    vertical-align: middle;
}

/* Ensure number inputs show spinner arrows on mobile (chapter count) */
#chapter-count-input,
input[type="number"] {
    appearance: auto;
    -moz-appearance: auto;
}
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button { -webkit-appearance: auto; margin: 0; }