/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #0c0c0c 0%, #1a1a1a 50%, #0f0f0f 100%);
    color: #ffffff;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Glass Effect Variables */
:root {
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --accent-color: #00d4ff;
    --accent-glow: rgba(0, 212, 255, 0.3);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    --danger-color: #ff4757;
    --success-color: #2ed573;
}

/* App Layout */
.app {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Hide main content by default */
.main-content {
    display: none;
}

/* Show main content when authenticated */
.main-content.authenticated {
    display: block;
}

/* Login Screen */
.login-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #0c0c0c 0%, #1a1a1a 50%, #0f0f0f 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 2rem;
}

.login-container {
    width: 100%;
    max-width: 420px;
}

.login-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 1.5rem;
    box-shadow: var(--glass-shadow);
    padding: 3rem 2.5rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.login-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
}

.login-header {
    margin-bottom: 2.5rem;
}

.login-header .logo {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.login-header .logo i {
    color: var(--accent-color);
    text-shadow: 0 0 20px var(--accent-glow);
}

.login-header .logo span {
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-color), #0099cc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-header h2 {
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    font-size: 1.75rem;
    font-weight: 600;
    letter-spacing: -0.025em;
}

.login-header p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.5;
    max-width: 300px;
    margin: 0 auto;
}

.login-form {
    text-align: left;
}

.input-group {
    margin-bottom: 2rem;
}

.input-group label {
    display: block;
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
    letter-spacing: 0.025em;
}

.input-group input {
    width: 100%;
    padding: 1rem 1.25rem;
    font-size: 1rem;
    border-radius: 0.75rem;
    transition: all 0.3s ease;
}

.input-group input:focus {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.15);
}

.login-btn {
    width: 100%;
    padding: 1rem 1.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 0.75rem;
    margin-bottom: 2rem;
    transition: all 0.3s ease;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px var(--accent-glow);
}

.login-info {
    margin-top: 2rem;
    padding: 1.5rem;
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 0.75rem;
    text-align: center;
    backdrop-filter: blur(10px);
}

.login-info p {
    margin: 0.5rem 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.login-info p:first-child {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 0.75rem;
}

/* Login Screen Animations */
.login-card {
    animation: loginSlideIn 0.6s ease-out;
}

@keyframes loginSlideIn {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.login-header .logo {
    animation: logoGlow 2s ease-in-out infinite alternate;
}

@keyframes logoGlow {
    from {
        text-shadow: 0 0 20px var(--accent-glow);
    }
    to {
        text-shadow: 0 0 30px var(--accent-glow), 0 0 40px rgba(0, 212, 255, 0.3);
    }
}

/* Login Screen Hover Effects */
.login-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 0 1px var(--accent-color);
}

.login-card:hover::before {
    background: linear-gradient(90deg, transparent, var(--accent-color), var(--accent-color), transparent);
}

/* Input Focus States */
.input-group input:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1), 0 8px 25px rgba(0, 212, 255, 0.15);
}

/* Button Loading State */
.login-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none !important;
}

.login-btn:disabled:hover {
    transform: none !important;
    box-shadow: none !important;
}

/* Info Box Animation */
.login-info {
    animation: infoFadeIn 0.8s ease-out 0.3s both;
}

@keyframes infoFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Header */
.header {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-color);
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.logo:hover {
    color: #00b8e6;
    transform: scale(1.05);
}

.logo i {
    font-size: 2rem;
    transition: all 0.3s ease;
}

.logo:hover i {
    text-shadow: 0 0 15px var(--accent-glow);
}

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

.header-actions .btn {
    padding: 0.6rem 1rem;
    font-size: 0.9rem;
    position: relative;
}

.header-actions .btn::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: -2rem;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.7rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 1000;
}

.header-actions .btn:hover::after {
    opacity: 1;
}

.api-key-input {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    font-size: 0.9rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-color), #0099cc);
    color: white;
    box-shadow: 0 4px 15px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--accent-glow);
}

.btn-glass {
    background: var(--glass-bg);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-color);
}

/* Glass Input */
.glass-input {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.glass-input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.glass-input::placeholder {
    color: var(--text-muted);
}

/* Main Content */
.main {
    flex: 1;
    padding: 1rem 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 0.75rem;
}

.stat-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    padding: 1rem;
    box-shadow: var(--glass-shadow);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.stat-icon {
    width: 2.5rem;
    height: 2.5rem;
    background: linear-gradient(135deg, var(--accent-color), #0099cc);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: white;
}

.stat-content {
    flex: 1;
}

.stat-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

/* File Section */
.file-section {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    box-shadow: var(--glass-shadow);
    overflow: hidden;
}

.section-header {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.section-header h2 {
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 600;
}

.section-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

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

.search-box i {
    position: absolute;
    right: 1rem;
    color: var(--text-muted);
    pointer-events: none;
}

.search-box input {
    padding-right: 2.5rem;
    min-width: 250px;
}

.date-search-box {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.date-search-box input {
    min-width: 120px;
    padding: 0.5rem 0.75rem;
    font-size: 0.85rem;
}


.date-search-box .btn {
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
}

/* File List */
.file-list {
    min-height: 300px;
    max-height: 600px;
    overflow-y: auto;
}


.file-icon {
    width: 2.5rem;
    height: 2.5rem;
    background: linear-gradient(135deg, var(--accent-color), #0099cc);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1rem;
    margin-right: 1.5rem;
}

.file-info {
    flex: 1;
    min-width: 0;
}

.file-name {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-meta {
    color: var(--text-muted);
    font-size: 0.75rem;
    margin-top: 0.25rem;
    line-height: 1.2;
}

.file-actions {
    display: flex;
    gap: 0.5rem;
}

.file-action {
    width: 2rem;
    height: 2rem;
    border: none;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 0.375rem;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.file-action:hover {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

.file-action.danger:hover {
    background: var(--danger-color);
    border-color: var(--danger-color);
}

.file-action i {
    font-size: 0.875rem;
    display: block;
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
}

.file-action i.fa-download:before {
    content: "⬇";
}

.file-action i.fa-trash:before {
    content: "🗑";
}

/* Fallback icons if Font Awesome doesn't load */
.file-action.download-btn:before {
    content: "⬇";
    font-size: 0.875rem;
    display: block;
}

.file-action.delete-btn:before {
    content: "🗑";
    font-size: 0.875rem;
    display: block;
}

.file-action.download-btn i,
.file-action.delete-btn i {
    display: none;
}

/* Fallback icons for header buttons */
.btn i.fa-cloud:before {
    content: "☁";
}

.btn i.fa-upload:before {
    content: "⬆";
}

.btn i.fa-sign-in-alt:before {
    content: "🔑";
}

.btn i.fa-sync-alt:before {
    content: "🔄";
}

.btn i.fa-sign-out-alt:before {
    content: "🚪";
}

.btn i.fa-search:before {
    content: "🔍";
}

.btn i.fa-times:before {
    content: "✕";
}

.btn i.fa-cloud-upload-alt:before {
    content: "☁⬆";
}

.btn i.fa-spinner:before {
    content: "⏳";
}

.btn i.fa-folder:before {
    content: "📁";
}

.btn i.fa-hdd:before {
    content: "💾";
}

.btn i.fa-clock:before {
    content: "🕐";
}

/* Statistics icons */
.stat-icon i.fa-folder:before {
    content: "📁";
}

.stat-icon i.fa-hdd:before {
    content: "💾";
}

.stat-icon i.fa-clock:before {
    content: "🕐";
}

/* Fallback for all Font Awesome icons */
.fas, .far, .fab {
    font-family: "Font Awesome 6 Free", "Font Awesome 6 Brands", sans-serif;
}

/* If Font Awesome fails to load, show emoji fallbacks */
.fa-cloud:before { content: "☁"; }
.fa-upload:before { content: "⬆"; }
.fa-sign-in-alt:before { content: "🔑"; }
.fa-sync-alt:before { content: "🔄"; }
.fa-sign-out-alt:before { content: "🚪"; }
.fa-search:before { content: "🔍"; }
.fa-times:before { content: "✕"; }
.fa-cloud-upload-alt:before { content: "☁⬆"; }
.fa-spinner:before { content: "⏳"; }
.fa-folder:before { content: "📁"; }
.fa-hdd:before { content: "💾"; }
.fa-clock:before { content: "🕐"; }
.fa-download:before { content: "⬇"; }
.fa-trash:before { content: "🗑"; }
.fa-image:before { content: "🖼"; }
.fa-video:before { content: "🎥"; }
.fa-music:before { content: "🎵"; }
.fa-file-pdf:before { content: "📄"; }
.fa-file-word:before { content: "📝"; }
.fa-file-excel:before { content: "📊"; }
.fa-file-powerpoint:before { content: "📽"; }
.fa-file-archive:before { content: "📦"; }
.fa-file-alt:before { content: "📄"; }
.fa-file-code:before { content: "💻"; }
.fa-file:before { content: "📄"; }

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 4rem;
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.empty-state h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    box-shadow: var(--glass-shadow);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow: hidden;
}

.modal-header {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 600;
}

.close-btn {
    width: 2rem;
    height: 2rem;
    border: none;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: 0.375rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.close-btn:hover {
    background: var(--glass-bg);
    color: var(--text-primary);
}

.modal-body {
    padding: 2rem;
}

.modal-footer {
    padding: 1.5rem 2rem;
    border-top: 1px solid var(--glass-border);
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

/* Upload Area */
.upload-area {
    border: 2px dashed var(--glass-border);
    border-radius: 0.75rem;
    padding: 3rem 2rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.upload-area:hover,
.upload-area.dragover {
    border-color: var(--accent-color);
    background: rgba(0, 212, 255, 0.05);
}

.upload-content {
    pointer-events: none;
}

.upload-content i {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.upload-content h4 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

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

.upload-area input[type="file"] {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    pointer-events: none; /* Отключаем события мыши для fileInput */
}

/* Progress Bar */
.upload-progress {
    margin-top: 1rem;
}

.progress-bar {
    width: 100%;
    height: 0.5rem;
    background: var(--glass-bg);
    border-radius: 0.25rem;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-color), #0099cc);
    border-radius: 0.25rem;
    transition: width 0.3s ease;
    width: 0%;
}

.progress-text {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.loading-overlay.active {
    opacity: 1;
    visibility: visible;
}

.loading-spinner {
    color: var(--accent-color);
    font-size: 2rem;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 2rem;
    right: 2rem;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toast {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 0.5rem;
    padding: 1rem 1.5rem;
    box-shadow: var(--glass-shadow);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 300px;
    transform: translateX(100%);
    transition: all 0.3s ease;
}

.toast.show {
    transform: translateX(0);
}

.toast.success {
    border-color: var(--success-color);
}

.toast.error {
    border-color: var(--danger-color);
}

.toast-icon {
    font-size: 1.25rem;
}

.toast.success .toast-icon {
    color: var(--success-color);
}

.toast.error .toast-icon {
    color: var(--danger-color);
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.toast-message {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .login-screen {
        padding: 1rem;
    }
    
    .login-container {
        max-width: 100%;
    }
    
    .login-card {
        padding: 2rem 1.5rem;
        border-radius: 1rem;
    }
    
    .login-header .logo {
        font-size: 2rem;
        margin-bottom: 1rem;
    }
    
    .login-header h2 {
        font-size: 1.5rem;
    }
    
    .login-header p {
        font-size: 0.9rem;
        max-width: 100%;
    }
    
    .input-group input {
        padding: 0.875rem 1rem;
        font-size: 0.95rem;
    }
    
    .login-btn {
        padding: 0.875rem 1.25rem;
        font-size: 1rem;
    }
    
    .login-info {
        padding: 1.25rem;
        margin-top: 1.5rem;
    }
    
    .header-content {
        padding: 0 1rem;
        flex-direction: column;
        gap: 1rem;
    }
    
    .header-actions {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    .header-actions .btn {
        padding: 0.5rem 0.8rem;
        font-size: 0.85rem;
    }
    
    .header-actions .btn::after {
        display: none;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .section-header {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }
    
    .section-actions {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .search-box {
        width: 100%;
    }
    
    .search-box input {
        min-width: 100%;
        width: 100%;
    }
    
    .date-search-box {
        flex-direction: column;
        gap: 0.5rem;
        width: 100%;
    }
    
    .date-search-box input {
        width: 100%;
        min-width: auto;
    }
    
    .date-search-box .btn {
        width: 100%;
        justify-content: center;
    }
    
    .file-item {
        flex-direction: column;
        align-items: flex-start;
        padding: 0.75rem;
        gap: 0.5rem;
    }
    
    .file-checkbox {
        position: absolute;
        top: 0.5rem;
        right: 0.5rem;
        margin: 0;
    }
    
    .file-icon {
        width: 2rem;
        height: 2rem;
        margin-right: 0.75rem;
        font-size: 0.875rem;
    }
    
    .file-info {
        flex: 1;
        min-width: 0;
        width: 100%;
    }
    
    .file-name {
        font-size: 0.9rem;
        margin-bottom: 0.25rem;
    }
    
    .file-meta {
        font-size: 0.7rem;
        line-height: 1.3;
    }
    
    .file-actions {
        width: 100%;
        justify-content: space-between;
        margin-top: 0.5rem;
        flex-wrap: wrap;
        gap: 0.25rem;
    }
    
    .file-controls {
        flex-wrap: wrap;
        gap: 0.25rem;
    }
    
    .file-buttons {
        flex-wrap: wrap;
        gap: 0.25rem;
    }
    
    .file-action {
        width: 1.75rem;
        height: 1.75rem;
        font-size: 0.75rem;
    }
    
    .public-toggle {
        flex-direction: column;
        align-items: center;
        gap: 0.25rem;
    }
    
    .public-slider {
        width: 40px;
        height: 20px;
    }
    
    .public-slider::before {
        width: 16px;
        height: 16px;
    }
    
    .public-slider:checked::before {
        transform: translateX(20px);
    }
    
    .slider-text {
        font-size: 0.7rem;
    }
    
    .bulk-actions {
        flex-direction: column;
        gap: 0.5rem;
        margin-right: 0.5rem;
        width: 100%;
    }
    
    .bulk-actions .btn {
        font-size: 0.75rem;
        padding: 0.4rem 0.8rem;
        width: 100%;
        justify-content: center;
    }
    
    .breadcrumb {
        padding: 0.5rem;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .breadcrumb-item {
        padding: 0.25rem 0.5rem;
        font-size: 0.8rem;
        white-space: nowrap;
    }
    
    .breadcrumb-separator {
        font-size: 0.8rem;
        margin: 0 0.15rem;
    }
    
    .modal-content {
        width: 95%;
        margin: 1rem;
        max-height: 90vh;
    }
    
    .modal-header,
    .modal-body,
    .modal-footer {
        padding: 1rem;
    }
    
    .upload-area {
        padding: 2rem 1rem;
    }
    
    .upload-content i {
        font-size: 2rem;
    }
    
    .upload-content h4 {
        font-size: 1rem;
    }
    
    .upload-content p {
        font-size: 0.85rem;
    }
    
    .toast-container {
        top: 1rem;
        right: 1rem;
        left: 1rem;
    }
    
    .toast {
        min-width: auto;
        padding: 0.75rem 1rem;
    }
    
    .version-info {
        bottom: 0.5rem;
        right: 0.5rem;
        font-size: 0.7rem;
        padding: 0.25rem 0.75rem;
    }
    
    .btn {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }
    
    .btn i {
        font-size: 0.8rem;
    }
}

/* Extra small screens */
@media (max-width: 480px) {
    .login-card {
        padding: 1.5rem 1rem;
    }
    
    .login-header .logo {
        font-size: 1.75rem;
    }
    
    .login-header h2 {
        font-size: 1.25rem;
    }
    
    .header-actions {
        flex-direction: row;
        gap: 0.4rem;
        justify-content: center;
    }
    
    .header-actions .btn {
        padding: 0.4rem 0.6rem;
        font-size: 0.75rem;
    }
    
    .header-actions .btn span {
        display: none;
    }
    
    .header-actions .btn i {
        margin-right: 0;
    }
    
    .header-actions .btn {
        min-width: 2.5rem;
        justify-content: center;
    }
    
    .header-actions .btn::after {
        display: none;
    }
    
    .btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
    }
    
    .file-item {
        padding: 0.5rem;
    }
    
    .file-icon {
        width: 1.75rem;
        height: 1.75rem;
        font-size: 0.75rem;
    }
    
    .file-name {
        font-size: 0.85rem;
    }
    
    .file-meta {
        font-size: 0.65rem;
    }
    
    .file-action {
        width: 1.5rem;
        height: 1.5rem;
        font-size: 0.7rem;
    }
    
    .public-slider {
        width: 35px;
        height: 18px;
    }
    
    .public-slider::before {
        width: 14px;
        height: 14px;
    }
    
    .public-slider:checked::before {
        transform: translateX(17px);
    }
    
    .modal-content {
        width: 98%;
        margin: 0.5rem;
    }
    
    .upload-area {
        padding: 1.5rem 0.75rem;
    }
    
    .upload-content i {
        font-size: 1.75rem;
    }
    
    .upload-content h4 {
        font-size: 0.9rem;
    }
    
    .upload-content p {
        font-size: 0.8rem;
    }
    
    .stats-grid {
        gap: 0.75rem;
    }
    
    .stat-card {
        padding: 1rem;
    }
    
    .stat-icon {
        width: 2.5rem;
        height: 2.5rem;
        font-size: 1rem;
    }
    
    .stat-value {
        font-size: 1.25rem;
    }
    
    .stat-label {
        font-size: 0.8rem;
    }
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--glass-bg);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #0099cc;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


/* File Type Icons */
.file-icon.pdf { background: linear-gradient(135deg, #ff4757, #ff3742); }
.file-icon.image { background: linear-gradient(135deg, #2ed573, #1dd1a1); }
.file-icon.video { background: linear-gradient(135deg, #ff6b6b, #ee5a52); }
.file-icon.audio { background: linear-gradient(135deg, #ffa502, #ff6348); }
.file-icon.document { background: linear-gradient(135deg, #3742fa, #2f3542); }
.file-icon.archive { background: linear-gradient(135deg, #ff9ff3, #f368e0); }
.file-icon.code { background: linear-gradient(135deg, #70a1ff, #5352ed); }
.file-icon.default { background: linear-gradient(135deg, var(--accent-color), #0099cc); }
.file-icon.folder { background: linear-gradient(135deg, #ffa726, #ff9800); }

/* Breadcrumb Navigation */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0.75rem 0;
    padding: 0.75rem 1rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    overflow-x: auto;
}

.breadcrumb-separator {
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 500;
    margin: 0 0.25rem;
    user-select: none;
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.breadcrumb-item:hover {
    background: var(--glass-bg);
    color: var(--text-primary);
}

.breadcrumb-item:last-child {
    color: var(--accent-color);
    font-weight: 500;
}

.breadcrumb-item i {
    font-size: 0.8rem;
}

/* Folder Items - Use same styles as File Items */
.folder-item {
    /* Inherits all styles from .file-item */
}

.folder-item .file-icon.folder {
    background: linear-gradient(135deg, #ffa726, #ff9800);
    color: #fff;
}

.folder-item .file-icon.folder i {
    color: #fff;
}

/* Version Info */
.version-info {
    position: fixed;
    bottom: 1rem;
    right: 1rem;
    padding: 0.5rem 1rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    font-size: 0.8rem;
    color: var(--text-muted);
    z-index: 1000;
}

.version-info span {
    font-weight: 500;
}

/* Link Button */
.link-btn {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
}

.link-btn:hover {
    background: linear-gradient(135deg, #5a6fd8, #6a4190);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

/* Public file link button */
.link-btn.public {
    background: linear-gradient(135deg, #2ed573, #1dd1a1);
    color: white;
}

.link-btn.public:hover {
    background: linear-gradient(135deg, #26c965, #17c08f);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(46, 213, 115, 0.4);
}

/* File Actions Layout */
.file-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

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

.file-buttons {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Public Toggle Slider */
.public-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.public-slider {
    position: relative;
    width: 50px;
    height: 24px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    border: none;
    outline: none;
    cursor: pointer;
    transition: all 0.3s ease;
    appearance: none;
}

.public-slider::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.public-slider:checked {
    background: var(--success-color);
}

.public-slider:checked::before {
    transform: translateX(26px);
}

.slider-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    user-select: none;
}

.slider-text {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Copy Link Button */
.copy-link-btn {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
    border: 1px solid rgba(255, 255, 255, 0.2);
    opacity: 0.5;
    cursor: not-allowed;
    transition: all 0.3s ease;
}

.copy-link-btn.active {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border-color: transparent;
    opacity: 1;
    cursor: pointer;
}

.copy-link-btn.active:hover {
    background: linear-gradient(135deg, #5a6fd8, #6a4190);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

/* Delete Modal */
.delete-modal {
    max-width: 450px;
}

.delete-modal .modal-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem 1.5rem 1rem 1.5rem;
    border-bottom: 1px solid var(--glass-border);
}

.delete-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #ff4757, #ff3742);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1rem;
    flex-shrink: 0;
}

.delete-modal .modal-header h3 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.2rem;
    font-weight: 600;
}

.delete-modal .modal-body {
    padding: 1.5rem;
}

.delete-modal p {
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.delete-warning {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: rgba(255, 71, 87, 0.1);
    border: 1px solid rgba(255, 71, 87, 0.3);
    border-radius: 8px;
    color: #ff4757;
    font-size: 0.9rem;
    margin-top: 1rem;
}

.delete-warning i {
    font-size: 1rem;
    flex-shrink: 0;
}

.delete-modal .modal-footer {
    padding: 1rem 1.5rem 1.5rem 1.5rem;
    display: flex;
    gap: 0.75rem;
    justify-content: flex-end;
}

/* Danger Button */
.btn-danger {
    background: linear-gradient(135deg, #ff4757, #ff3742);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-danger:hover {
    background: linear-gradient(135deg, #ff3742, #ff2f3a);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 71, 87, 0.4);
}


/* File Selection Checkbox */
.file-checkbox {
    display: flex;
    align-items: center;
    margin-right: 1rem;
}

.file-select-checkbox {
    display: none;
}

.checkbox-label {
    width: 20px;
    height: 20px;
    border: 2px solid var(--glass-border);
    border-radius: 4px;
    background: transparent;
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.checkbox-label:hover {
    border-color: var(--accent-color);
    background: rgba(0, 212, 255, 0.1);
}

.file-select-checkbox:checked + .checkbox-label {
    background: var(--accent-color);
    border-color: var(--accent-color);
}

.file-select-checkbox:checked + .checkbox-label::after {
    content: '✓';
    color: white;
    font-size: 12px;
    font-weight: bold;
}

/* Bulk Actions */
.bulk-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    margin-right: 1rem;
}

.bulk-actions .btn {
    font-size: 0.875rem;
    padding: 0.5rem 1rem;
    white-space: nowrap;
}

.bulk-actions .btn-danger {
    background: linear-gradient(135deg, var(--danger-color), #ff6b7a);
    border: 1px solid var(--danger-color);
}

.bulk-actions .btn-danger:hover {
    background: linear-gradient(135deg, #ff3742, var(--danger-color));
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(255, 71, 87, 0.3);
}

.bulk-actions .btn-primary {
    background: linear-gradient(135deg, var(--accent-color), #00b8e6);
    border: 1px solid var(--accent-color);
}

.bulk-actions .btn-primary:hover {
    background: linear-gradient(135deg, #00b8e6, var(--accent-color));
    transform: translateY(-1px);
    box-shadow: 0 4px 12px var(--accent-glow);
}

/* File item with checkbox - dark gray card styles like second screenshot */
.file-item {
    display: flex !important;
    align-items: center;
    padding: 1rem 1.5rem;
    background: #1a1a1a !important; /* Darker like breadcrumb */
    border: 1px solid #2a2a2a !important;
    border-radius: 0.75rem !important;
    margin-bottom: 0.75rem;
    transition: all 0.3s ease;
    position: relative;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5) !important;
    cursor: pointer;
}

/* Force override any conflicting styles */
.file-item[class*="file-item"] {
    background: #1a1a1a !important;
    border: 1px solid #2a2a2a !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5) !important;
}


.file-item:hover {
    background: #2a2a2a !important; /* Slightly lighter on hover */
    border-color: #3a3a3a !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.6) !important;
}

.file-item.selected {
    background: rgba(0, 212, 255, 0.15) !important;
    border-color: var(--accent-color) !important;
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.3) !important;
}

/* Archive info text */
.archive-info {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: 0.5rem;
    font-style: italic;
}

/* Hide extract button by default, show on hover */
.unarchive-btn {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.file-item:hover .unarchive-btn {
    opacity: 1;
}

/* Responsive Design */
@media (max-width: 768px) {
    .breadcrumb {
        padding: 0.5rem;
    }
    
    .breadcrumb-item {
        padding: 0.25rem 0.5rem;
        font-size: 0.8rem;
    }
    
    .breadcrumb-separator {
        font-size: 0.75rem;
        margin: 0 0.1rem;
    }
    
    .version-info {
        bottom: 0.5rem;
        right: 0.5rem;
        font-size: 0.7rem;
        padding: 0.25rem 0.75rem;
    }
    
    .bulk-actions {
        flex-direction: column;
        gap: 0.5rem;
        margin-right: 0.5rem;
    }
    
    .bulk-actions .btn {
        font-size: 0.75rem;
        padding: 0.4rem 0.8rem;
    }
    
    .section-actions {
        flex-wrap: wrap;
        gap: 0.5rem;
    }
}

/* Force file-item styles to be applied last - override any conflicting styles */
.file-item {
    background: #1a1a1a !important;
    border: 1px solid #2a2a2a !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5) !important;
    margin-bottom: 0.5rem !important; /* Reduced spacing between cards */
}

.file-item:hover {
    background: #2a2a2a !important;
    border-color: #3a3a3a !important;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.6) !important;
}