:root {
    --glass-bg: rgba(255, 255, 255, 0.1);
    --text-primary: rgba(255, 255, 255, 0.95);
    --text-secondary: rgba(255, 255, 255, 0.7);
    --accent-color: rgba(52, 152, 219, 0.9);
    --border-color: rgba(255, 255, 255, 0.1);
    --glass-gradient: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.12),
        rgba(255, 255, 255, 0.06)
    );
    --glass-border: 1px solid rgba(255, 255, 255, 0.18);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --glass-blur: blur(12px);
}

html, body {
    overflow-x: hidden;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

*::-webkit-scrollbar {
    display: none;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-primary);
    background: var(--random-bg) center/cover fixed;
    min-height: 100vh;
}

.container {
    min-height: 100vh;
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 1;
}

header {
    background: var(--glass-gradient);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    box-shadow: var(--glass-shadow);
    padding: 0.75rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-img {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    border: 2px solid var(--accent-color);
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.header-controls button {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.1rem;
    cursor: pointer;
    padding: 0.4rem;
    transition: all 0.3s ease;
}

.header-controls button:hover {
    color: var(--accent-color);
    transform: scale(1.1);
}

.search-container {
    display: flex;
    align-items: center;
    position: relative;
}

.search-input {
    background: var(--glass-bg);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.5rem 2rem 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    width: 200px;
    transition: all 0.3s ease;
    outline: none;
}

.search-input:focus {
    border-color: var(--accent-color);
    width: 250px;
}

.search-input.hidden {
    width: 0;
    padding: 0;
    border: none;
    opacity: 0;
}

.search-btn {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.1rem;
    cursor: pointer;
    padding: 0.4rem;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

.search-container .search-btn {
    position: absolute;
    right: 0.5rem;
}

.search-btn:hover,
.menu-btn:hover {
    color: var(--accent-color);
    transform: scale(1.1);
}

main {
    flex: 1;
    padding: 2rem;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    background: transparent;
}

.file-explorer {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
}

.path-navigation {
    background: var(--glass-gradient);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: 50px;
    padding: 0.6rem 1.2rem;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.3rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 0.9rem;
    width: fit-content;
    margin: 0 auto;
}

.path-navigation:hover {
    transform: translateY(-2px);
    box-shadow: var(--glass-shadow), 0 10px 20px rgba(0, 0, 0, 0.2);
}

.path-item {
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0.2rem 0.5rem;
    border-radius: 20px;
    border: 1px solid transparent;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.path-item i {
    font-size: 0.85em;
    color: var(--accent-color);
}

.path-item:hover {
    background: var(--glass-gradient);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    transform: translateY(-1px);
}

.path-separator {
    color: var(--text-secondary);
    margin: 0 0.1rem;
    user-select: none;
    opacity: 0.7;
    font-size: 0.85em;
}

.file-list-container {
    background: var(--glass-gradient);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: 16px;
    overflow: hidden;
}

.file-list {
    padding: 1rem;
    max-height: 60vh;
    overflow-y: auto;
}

.file-item {
    display: flex;
    align-items: center;
    padding: 0.75rem;
    border-radius: 12px;
    cursor: pointer;
    margin-bottom: 0.5rem;
    background: transparent;
    border: 1px solid transparent;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.file-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--glass-gradient);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    opacity: 0;
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: -1;
}

.file-item:hover::before,
.file-item.active::before {
    opacity: 1;
}

.file-item:hover,
.file-item.active {
    border: var(--glass-border);
    transform: translateX(5px);
}

.file-item.active {
    border-left: 3px solid var(--accent-color);
}

.file-item i,
.file-item span {
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.file-item:hover i {
    transform: scale(1.1);
}

.file-item:hover span {
    transform: translateX(3px);
}

.file-item i {
    color: var(--accent-color);
    margin-right: 1rem;
    font-size: 1.2rem;
}

.file-item span {
    flex: 1;
}

.modified-date {
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-align: right;
}

footer {
    background: var(--glass-gradient);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-top: var(--glass-border);
    padding: 1rem;
    text-align: center;
}

.footer-content h2 {
    color: var(--accent-color);
    margin-bottom: 1rem;
    text-align: left;
}

.footer-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.readme-content {
    background: var(--glass-gradient);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: 8px;
    overflow: hidden;
    margin: 1rem auto;
    max-width: 800px;
    text-align: left;
}

.readme-header {
    padding: 0.5rem 1rem;
    border-bottom: var(--glass-border);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.readme-header i {
    color: var(--accent-color);
}

.readme-text {
    padding: 1rem;
    font-size: 0.95rem;
    line-height: 1.5;
}

.readme-text.markdown-body {
    background: transparent !important;
    color: var(--text-primary);
}

.readme-text.markdown-body h1,
.readme-text.markdown-body h2,
.readme-text.markdown-body h3 {
    border-bottom-color: var(--border-color);
    padding-bottom: 0.3em;
    margin-top: 1rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.readme-text.markdown-body h1 {
    color: var(--accent-color);
    font-size: 1.5em;
}

.readme-text.markdown-body h2 {
    font-size: 1.3em;
}

.readme-text.markdown-body h3 {
    font-size: 1.1em;
}

.readme-text.markdown-body ul {
    list-style-type: disc;
    padding-left: 1.5em;
    margin: 0.5rem 0;
}

.readme-text.markdown-body li {
    margin: 0.2em 0;
}

.readme-text.markdown-body p {
    margin: 0.5rem 0;
}

.readme-text.markdown-body code {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-radius: 3px;
    padding: 0.2em 0.4em;
    font-size: 85%;
}

.readme-text.markdown-body pre code {
    background: var(--glass-gradient);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    display: block;
    padding: 0.75rem;
    overflow: auto;
    font-size: 85%;
    line-height: 1.45;
    border-radius: 6px;
    margin: 0.5rem 0;
}

.readme-text.markdown-body .error {
    color: #ff6b6b;
    text-align: center;
    padding: 2rem;
    font-style: italic;
}

.file-list::-webkit-scrollbar {
    width: 12px;
}

.file-list::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
}

.file-list::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 8px;
    border: 3px solid rgba(255, 255, 255, 0.05);
}

@media (max-width: 768px) {
    .modified-date {
        display: none;
    }
    
    .file-item {
        padding: 0.5rem;
    }

    main {
        padding: 1rem;
    }

    .file-explorer {
        border-radius: 8px;
    }
}

.file-item i.fa-arrow-left {
    color: var(--text-secondary);
}

.file-item:hover i.fa-arrow-left {
    color: var(--accent-color);
}

.preview-panel {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--glass-gradient);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: 12px;
    overflow: hidden;
    width: 90%;
    max-width: 1200px;
    height: 80vh;
    z-index: 1001;
    display: flex;
    flex-direction: column;
    opacity: 1;
    visibility: visible;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.preview-panel.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.preview-header {
    background: var(--glass-gradient);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: var(--glass-border);
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.preview-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
}

.preview-title i {
    color: var(--accent-color);
}

.close-preview {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.5rem;
    font-size: 1.2rem;
    transition: color 0.2s ease;
}

.close-preview:hover {
    color: var(--accent-color);
}

.preview-content {
    flex: 1;
    overflow: hidden;
    padding: 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    background: transparent;
}

.file-preview-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    padding: 2rem;
    width: 100%;
    max-width: 500px;
    text-align: center;
}

.video-thumbnail-container {
    position: relative;
    width: 100%;
    max-width: 320px;
    border-radius: 12px;
    overflow: hidden;
    background: var(--glass-gradient);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    box-shadow: var(--glass-shadow);
    aspect-ratio: 16/9;
}

.video-thumbnail {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-thumbnail-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background 0.3s ease;
}

.video-thumbnail-overlay i {
    font-size: 3rem;
    color: white;
    opacity: 0.8;
    transition: all 0.3s ease;
}

.video-thumbnail-container:hover .video-thumbnail-overlay {
    background: rgba(0, 0, 0, 0.5);
}

.video-thumbnail-container:hover .video-thumbnail-overlay i {
    opacity: 1;
    transform: scale(1.1);
}

.file-preview-icon {
    font-size: 4rem;
    color: var(--accent-color);
    background: var(--glass-gradient);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    box-shadow: var(--glass-shadow);
    width: 120px;
    height: 120px;
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.file-preview-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    width: 100%;
}

.file-preview-info h2 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin: 0;
    word-break: break-word;
}

.file-size {
    color: var(--text-secondary);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.file-preview-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

.preview-btn {
    padding: 0.75rem 1.5rem;
    border: var(--glass-border);
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s ease;
    background: var(--glass-gradient);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.copy-btn, .qr-btn {
    background: var(--glass-gradient);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    color: var(--text-primary);
}

.preview-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.15),
        rgba(255, 255, 255, 0.08)
    );
}

.preview-btn i {
    font-size: 1.1rem;
}

.preview-content img,
.preview-content video {
    max-width: 100%;
    max-height: calc(80vh - 4rem);
    object-fit: contain;
}

.game-frame {
    width: 100%;
    height: 100%;
    border: none;
    background: #000;
    border-radius: 8px;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.fullscreen-btn {
    position: absolute;
    bottom: 1.5rem;
    right: 1.5rem;
    background: var(--glass-gradient);
    border: none;
    color: var(--text-primary);
    padding: 0.5rem;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    z-index: 2;
    opacity: 0.7;
}

.fullscreen-btn:hover {
    opacity: 1;
    transform: scale(1.1);
    color: var(--accent-color);
}

.preview-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 1000;
    opacity: 1;
    visibility: visible;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.preview-overlay.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.name-container {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-width: 0;
}

.name-container span {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-path {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 0.2rem;
}

.slide-menu {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100vh;
    background: var(--glass-gradient);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-left: var(--glass-border);
    box-shadow: var(--glass-shadow);
    transition: right 0.3s ease;
    z-index: 1000;
}

.slide-menu.active {
    right: 0;
}

.menu-links {
    padding: 20px 0;
    margin-top: 60px;
}

.menu-item {
    display: block;
    padding: 15px 25px;
    color: #fff;
    text-decoration: none;
    font-size: 1.1em;
    transition: background-color 0.2s;
}

.menu-item:hover {
    background: var(--glass-gradient);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
}

.menu-item i {
    margin-right: 10px;
    width: 20px;
    text-align: center;
}

.search-panel {
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    background: var(--glass-gradient);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: 12px;
    margin-top: 80px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
    display: flex;
    flex-direction: column;
    z-index: 1000;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.search-panel.active {
    opacity: 1;
    visibility: visible;
}

.search-panel-header {
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: var(--glass-border);
}

.search-panel-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    padding: 4px;
}

.search-panel-input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.search-panel-close {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.6);
    font-size: 1.1rem;
    cursor: pointer;
    padding: 4px;
    opacity: 0.7;
    transition: all 0.2s ease;
}

.search-panel-close:hover {
    opacity: 1;
    color: white;
}

.search-panel-results {
    overflow-y: auto;
    padding: 8px;
    max-height: calc(80vh - 65px);
}

.search-panel-results .file-item {
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 4px;
    color: white;
    transition: background-color 0.2s ease;
    background: transparent;
    border: var(--glass-border);
}

.search-panel-results .file-item:hover {
    background: var(--glass-gradient);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    transform: none;
}

.search-panel-results .file-path {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 4px;
}

.search-panel i {
    color: rgba(255, 255, 255, 0.8);
}

.file-item span,
.path-item,
.preview-title,
.file-preview-info h2,
.menu-item {
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.preview-mode-select {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--glass-gradient);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    border-radius: 25px;
    padding: 0.4rem 1rem;
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    outline: none;
    z-index: 10;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    padding-right: 2.5rem;
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.4-12.8z%22%2F%3E%3C%2Fsvg%3E");
    background-repeat: no-repeat;
    background-position: right 0.8rem center;
    background-size: 0.8rem auto;
}

.preview-mode-select:hover {
    transform: translateY(-2px);
    box-shadow: var(--glass-shadow);
}

.preview-mode-select option {
    background: rgba(30, 32, 37, 0.95);
    color: var(--text-primary);
    padding: 0.8rem;
    border: none;
}

.preview-mode-select:-moz-focusring {
    color: transparent;
    text-shadow: 0 0 0 var(--text-primary);
}

.preview-mode-select::-ms-expand {
    display: none;
}

.preview-content {
    position: relative;
}