/* --- GLOBAL STYLES & CSS VARIABLES --- */
:root {
    --color-background: #141414;
    --color-surface: #1e1e1e;
    --color-primary: #e50914;
    --color-text-primary: #f5f5f5;
    --color-text-secondary: #a0a0a0;
    --color-border: #303030;
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --border-radius: 8px;
    --transition-speed: 0.2s;
}

/* Universal box-sizing and reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background-color: var(--color-background);
    color: var(--color-text-primary);
    font-family: var(--font-family);
    line-height: 1.6;
    /* 关键：防止任何情况下出现水平滚动条 */
    overflow-x: hidden;
}

/* START 新增：防止模态框打开时页面滚动 */
body.body-no-scroll {
    overflow: hidden;
}
/* END 新增：防止模态框打开时页面滚动 */

h1, h2, h3, h4 {
    color: #e50914;
    line-height: 1.3;
    margin-bottom: 0.75rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; }

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: opacity var(--transition-speed) ease;
}

a:hover {
    opacity: 0.8;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Custom scrollbar for a better dark-mode experience */
::-webkit-scrollbar {
    width: 10px;
}
::-webkit-scrollbar-track {
    background: var(--color-surface);
}
::-webkit-scrollbar-thumb {
    background: #444;
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: #555;
}


/* --- HEADER --- */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    background-color: rgba(20, 20, 20, 0.8);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

#search-box {
    padding: 0.6rem 1rem;
    font-size: 1rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
    background-color: var(--color-surface);
    color: var(--color-text-primary);
    width: 300px;
    transition: all var(--transition-speed) ease;
}

#search-box:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(229, 9, 20, 0.3);
}


/* --- MAIN CONTENT & GRID --- */
main {
    padding: 1rem 2rem;
}

#filter-status {
    display: flex;
    align-items: center;
    gap: 1rem;
    background-color: var(--color-surface);
    padding: 0.75rem 1.25rem;
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
    border: 1px solid var(--color-border);
}

#clear-filter {
    background: var(--color-text-secondary);
    color: var(--color-background);
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    font-size: 14px;
    line-height: 24px;
    text-align: center;
    cursor: pointer;
    transition: background-color var(--transition-speed) ease;
}

#clear-filter:hover {
    background-color: var(--color-primary);
    color: white;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1.5rem 1rem;
}

.card {
    background-color: var(--color-surface);
    border-radius: var(--border-radius);
    overflow: hidden;
    position: relative;
    cursor: pointer;
    transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
    aspect-ratio: 2 / 3; /* Maintain aspect ratio */
}

.card:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
    z-index: 10;
}

.card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    background-color: var(--color-surface); /* Placeholder color */
}

.title-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0) 100%);
    color: white;
    padding: 2rem 0.75rem 0.75rem;
    font-size: 0.9rem;
    font-weight: bold;
    opacity: 0;
    transition: opacity var(--transition-speed) ease;
    text-align: center;
}

.card:hover .title-overlay {
    opacity: 1;
}

#loading-indicator {
    text-align: center;
    padding: 2rem;
    font-size: 1.1rem;
    color: var(--color-text-secondary);
}


/* --- MODAL (DETAILS) --- */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: var(--color-background);
    margin: 5% auto;
    width: 90%;
    max-width: 800px;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    position: relative;
}

.close-button {
    color: #aaa;
    position: absolute;
    top: 15px;
    right: 25px;
    font-size: 32px;
    font-weight: bold;
    z-index: 2;
    transition: color var(--transition-speed) ease;
}

.close-button:hover,
.close-button:focus {
    color: white;
    text-decoration: none;
    cursor: pointer;
}

.fanart-bg {
    height: 300px;
    background-size: cover;
    background-position: center 20%;
    position: relative;
}

.fanart-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, var(--color-background) 0%, rgba(20, 20, 20, 0.2) 100%);
}

.details-header {
    display: flex;
    gap: 2rem;
    padding: 0 2rem;
    margin-top: -120px;
    position: relative;
    z-index: 1;
}

.details-poster {
    flex-shrink: 0;
    width: 180px;
}

.details-poster img {
    border-radius: var(--border-radius);
    border: 3px solid var(--color-background);
    box-shadow: 0 4px 15px rgba(0,0,0,0.4);
    width: 100%;
}

.details-title-section {
    padding-top: 100px;
}

#modal-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.5rem;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

#modal-directors-writers {
    margin-top: 1rem;
    font-size: 0.9rem;
}
#modal-directors-writers p { margin: 0; }

.details-body {
    padding: 2rem;
}

.details-body > div:not(:last-child) {
    margin-bottom: 2rem;
}

#modal-plot {
    color: var(--color-text-secondary);
}

.cast-list, .studio-list {
    display: flex;
    overflow-x: auto;
    gap: 1rem;
    padding-bottom: 1rem; /* for scrollbar */
}

.cast-member {
    text-align: center;
    width: 100px;
    flex-shrink: 0;
}
.cast-member img {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 0.5rem;
}
.cast-member .name {
    font-size: 0.9rem;
    cursor: pointer;
}
.cast-member .name:hover { color: var(--color-primary); }
.cast-member .role {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
}

.studio-list {
    align-items: center;
}
.studio-item { /* MODIFIED: Added styles for the container */
    display: flex; /* Make it a flex container to center the image */
    justify-content: center;
    align-items: center;
    padding: 0.5rem; /* Add padding around the logo */
    background-color: var(--color-surface); /* Background for visibility */
    border: 1px solid var(--color-border); /* A subtle border */
    border-radius: var(--border-radius); /* Rounded corners */
    transition: all var(--transition-speed) ease; /* Smooth transition for hover effects */
    min-width: 80px; /* Ensure a minimum width for the container */
    height: 80px; /* Consistent height for the container */
    box-sizing: border-box; /* Include padding and border in the element's total width and height */
    flex-shrink: 0; /* Prevent items from shrinking below their content size */
}
.studio-item img {
    max-height: 50px;
    max-width: 100%; /* Ensure image fits within its container */
    width: auto;
    object-fit: contain; /* Scale content to fit within the container, maintaining aspect ratio */
    /* transition: filter var(--transition-speed) ease; */ /* Removed as the container handles the main transition */
}
.studio-item:hover { /* MODIFIED: Added gradient, shadow, and transform on hover */
    background: linear-gradient(to right, var(--color-primary), #a0060e); /* Gradient background */
    box-shadow: 0 4px 15px rgba(229, 9, 20, 0.4); /* Shadow using primary color */
    transform: translateY(-3px); /* Subtle lift effect */
    border-color: var(--color-primary); /* Change border color */
}

#modal-versions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.version-item {
    background-color: var(--color-surface);
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: background-color var(--transition-speed) ease;
    font-size: 0.9rem;
}
.version-item:hover {
    background-color: var(--color-primary);
    color: white;
}


/* TV Show Specific Styles for Modal */
.season-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 1rem;
}

.season-tab-button {
    background-color: var(--color-surface);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-speed) ease;
}

.season-tab-button:hover {
    background-color: #2a2a2a;
    color: var(--color-text-primary);
}

.season-tab-button.active {
    background-color: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.episode-list-container {
    overflow-y: auto;
    padding-right: 10px; /* Space for scrollbar */
}
.episode-list {
    list-style: none;
    padding: 0;
}
.episode-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--color-surface);
    margin-bottom: 0.5rem;
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius);
    transition: background-color var(--transition-speed) ease;
}
.episode-item:hover {
    background-color: #2a2a2a;
}
.episode-info strong {
    display: block;
    font-size: 1rem;
    margin-bottom: 0.2rem;
}
.episode-plot {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin: 0;
}
.play-episode-button {
    background-color: var(--color-primary);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    white-space: nowrap;
    transition: opacity var(--transition-speed) ease;
}
.play-episode-button:hover {
    opacity: 0.8;
}

.pagination-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 1rem;
}
.pagination-controls button {
    background-color: var(--color-primary);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: opacity var(--transition-speed) ease;
}
.pagination-controls button:disabled {
    background-color: #555;
    cursor: not-allowed;
    opacity: 0.6;
}
.pagination-controls span {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}


/* --- MODAL (PLAYER & SETTINGS) --- */
.modal-small {
    display: none;
    position: fixed;
    z-index: 1001;
    left: 0; top: 0; width: 100%; height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    display: none;
    align-items: center;
    justify-content: center;
}

.modal-small-content {
    background-color: var(--color-surface);
    padding: 2rem;
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 450px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.5);
    position: relative;
}
.close-button-small {
    position: absolute;
    top: 10px;
    right: 15px;
    background: none; border: none;
    font-size: 24px;
    color: var(--color-text-secondary);
    cursor: pointer;
}
.close-button-small:hover { color: white; }

#player-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin: 1rem 0;
}
#player-options button {
    background-color: #333;
    color: white;
    border: 1px solid #444;
    padding: 0.75rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-speed) ease;
}
#player-options button:hover {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

.path-display { margin-top: 1.5rem; }
.path-display p { font-size: 0.9rem; color: var(--color-text-secondary); margin-bottom: 0.25rem; }
.path-display input {
    width: 100%;
    padding: 0.5rem;
    background: var(--color-background);
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    border-radius: var(--border-radius);
    margin-bottom: 0.5rem;
}
.path-display button {
    width: 100%;
    padding: 0.6rem;
    background-color: #333;
    border: 1px solid #444;
    color: white;
    cursor: pointer;
    border-radius: var(--border-radius);
}
.path-display button:hover { background-color: #444; }


/* --- SETTINGS PANEL --- */
.global-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-speed) ease;
}
.global-button:hover {
    background-color: var(--color-primary);
    color: white;
    transform: scale(1.1);
}

#settings-panel {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 400px;
    height: 100%;
    background-color: var(--color-background);
    z-index: 1002;
    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;
    display: flex;
    flex-direction: column;
    border-left: 1px solid var(--color-border);
}
#settings-panel.open {
    transform: translateX(0);
}
#settings-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease-in-out;
}
#settings-overlay.show {
    opacity: 1;
    visibility: visible;
}

.settings-header {
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
}

.settings-content {
    padding: 1.5rem;
    overflow-y: auto;
    flex-grow: 1;
}

.setting-item {
    margin-bottom: 2rem;
}
.setting-item label {
    font-weight: bold;
    font-size: 1.1rem;
    display: block;
    margin-bottom: 0.5rem;
}
.setting-description {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: 1rem;
}

#base-url-list .base-url-item {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}
#base-url-list input {
    flex-grow: 1;
    padding: 0.5rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    border-radius: var(--border-radius);
}
.delete-url-button {
    flex-shrink: 0;
    width: 34px; height: 34px;
    background-color: #333;
    border: 1px solid #444;
    color: var(--color-text-secondary);
    border-radius: var(--border-radius);
    cursor: pointer;
}
.delete-url-button:hover { background-color: var(--color-primary); color: white; }

.button-add-item, #build-search-index-button, #load-tvshows-button { /* 增加了 #build-search-index-button, #load-tvshows-button */
    background-color: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    padding: 0.6rem 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-speed) ease;
}
.button-add-item:hover, #build-search-index-button:hover, #load-tvshows-button:hover { /* 增加了 #build-search-index-button, #load-tvshows-button */
    background-color: var(--color-surface);
    border-color: #555;
}
#build-search-index-button:disabled, #load-tvshows-button:disabled { /* 针对新按钮的禁用样式 */
    opacity: 0.5;
    cursor: not-allowed;
    background-color: #333;
    border-color: #444;
}


#save-status, #index-status, #tvshows-status { /* 增加了 #tvshows-status */
    display: inline-block;
    margin-left: 1rem;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    transition: opacity var(--transition-speed) ease;
}
.acknowledgments-section .setting-description {
    line-height: 1.8;
}

/* --- TOAST NOTIFICATION --- */
.toast {
    visibility: hidden;
    min-width: 250px;
    background-color: #333;
    color: #fff;
    text-align: center;
    border-radius: var(--border-radius);
    padding: 1rem;
    position: fixed;
    z-index: 2000;
    left: 50%;
    bottom: 30px;
    transform: translateX(-50%);
    opacity: 0;
    transition: opacity 0.3s, bottom 0.3s, visibility 0.3s;
}

.toast.show {
    visibility: visible;
    opacity: 1;
    bottom: 50px;
}

/* --- UTILITY CLASSES --- */
.body-no-scroll {
    overflow: hidden;
}

.error-text {
    color: var(--color-text-secondary);
    font-style: italic;
}

/* --- RESPONSIVE ADJUSTMENTS --- */
@media (max-width: 768px) {
    header {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
    }
    #search-box {
        width: 100%;
    }
    main {
        padding: 1rem;
    }
    .modal-content {
        width: 95%;
        margin: 2.5% auto;
    }
    .fanart-bg {
        height: 200px; /* Adjust height for smaller screens */
    }
    .details-header {
        flex-direction: column;
        align-items: center;
        text-align: center;
        margin-top: -100px;
    }
    .details-title-section {
        padding-top: 1rem;
    }
    #settings-panel {
        max-width: 90%;
    }
    .episode-list-container {
    }
}