/* Importing Modern Typography */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
    /* Color Palette */
    --bg-dark: hsl(230, 40%, 6%);
    --bg-dark-accent: hsl(250, 40%, 10%);
    --primary: hsl(275, 85%, 65%);
    --primary-glow: hsla(275, 85%, 65%, 0.4);
    --secondary: hsl(190, 90%, 55%);
    --secondary-glow: hsla(190, 90%, 55%, 0.3);
    --success: hsl(145, 80%, 50%);
    --warning: hsl(35, 90%, 60%);
    --danger: hsl(350, 85%, 60%);
    
    /* Text Colors */
    --text-main: hsl(0, 0%, 96%);
    --text-muted: hsl(220, 15%, 70%);
    --text-dark: hsl(230, 30%, 15%);
    
    /* Glassmorphism Tokens */
    --glass-bg: rgba(255, 255, 255, 0.04);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-border-hover: rgba(255, 255, 255, 0.16);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --blur: blur(16px);
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
}

body {
    background: linear-gradient(135deg, var(--bg-dark), var(--bg-dark-accent));
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
}
::-webkit-scrollbar-thumb {
    background: var(--glass-border);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Glassmorphism Utility */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
    transition: border var(--transition-fast), box-shadow var(--transition-fast);
}

.glass-panel:hover {
    border-color: var(--glass-border-hover);
}

/* Floating Shapes Background (Interactive Visuals) */
.background-shapes {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
    animation: floatShape 20s infinite ease-in-out alternate;
}

.shape-1 {
    width: 400px;
    height: 400px;
    background: var(--primary);
    top: -10%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 500px;
    height: 500px;
    background: var(--secondary);
    bottom: -15%;
    right: 5%;
    animation-delay: -5s;
}

@keyframes floatShape {
    0% { transform: translateY(0) scale(1); }
    100% { transform: translateY(50px) scale(1.1); }
}

/* Auth Pages Styling */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.auth-card {
    width: 100%;
    max-width: 450px;
    padding: 40px;
    text-align: center;
}

.auth-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 24px;
}

.auth-logo i {
    font-size: 2.5rem;
    background: linear-gradient(45deg, var(--secondary), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.auth-logo span {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -1px;
}

.auth-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.auth-subtitle {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 32px;
}

/* Premium Form Elements */
.form-group {
    position: relative;
    margin-bottom: 20px;
    text-align: left;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.input-container {
    position: relative;
}

.input-container i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

.form-input {
    width: 100%;
    padding: 14px 16px 14px 48px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-main);
    font-size: 1rem;
    outline: none;
    transition: border var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 15px var(--primary-glow);
}

.form-input:focus + i {
    color: var(--primary);
}

.form-select {
    width: 100%;
    padding: 14px 16px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-main);
    font-size: 1rem;
    outline: none;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 16px center;
    background-size: 16px;
    transition: border var(--transition-fast);
}

.form-select:focus {
    border-color: var(--primary);
}

.form-select option {
    background: var(--bg-dark-accent);
    color: var(--text-main);
}

/* Premium Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 14px 28px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border: none;
    border-radius: 12px;
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), filter var(--transition-fast);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(180, 80, 240, 0.4);
    filter: brightness(1.1);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: var(--text-main);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--transition-fast), border var(--transition-fast);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--text-muted);
}

.auth-toggle {
    margin-top: 24px;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.auth-toggle a {
    color: var(--secondary);
    text-decoration: none;
    font-weight: 600;
    transition: color var(--transition-fast);
}

.auth-toggle a:hover {
    color: var(--primary);
}

/* Dashboard App Layout */
.app-container {
    display: grid;
    grid-template-columns: 280px 1fr;
    height: 100vh;
    overflow: hidden;
}

/* Sidebar Styling */
.sidebar {
    height: 100vh;
    border-right: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    padding: 24px;
    background: rgba(0, 0, 0, 0.2);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 32px;
}

.sidebar-brand i {
    font-size: 2rem;
    background: linear-gradient(45deg, var(--secondary), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-brand span {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -1px;
}

.tree-title {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.tree-title i {
    cursor: pointer;
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.tree-title i:hover {
    color: var(--secondary);
}

/* Interactive Folder Tree */
.folder-tree {
    flex-grow: 1;
    overflow-y: auto;
    margin-bottom: 24px;
}

.tree-node {
    margin-bottom: 6px;
}

.tree-node-content {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.95rem;
    color: var(--text-muted);
    transition: background var(--transition-fast), color var(--transition-fast);
}

.tree-node-content:hover {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-main);
}

.tree-node.active .tree-node-content {
    background: rgba(180, 80, 240, 0.15);
    color: var(--primary);
    border-left: 3px solid var(--primary);
    padding-left: 9px;
}

.tree-children {
    padding-left: 20px;
    border-left: 1px dashed var(--glass-border);
    margin-left: 18px;
    margin-top: 4px;
}

/* Main Content Workspace */
.main-content {
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
}

/* Header Area */
.app-header {
    height: 80px;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
}

.search-box {
    position: relative;
    width: 320px;
}

.search-box i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.search-input {
    width: 100%;
    padding: 10px 16px 10px 44px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: var(--text-main);
    outline: none;
    font-size: 0.9rem;
    transition: border var(--transition-fast);
}

.search-input:focus {
    border-color: var(--secondary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.bucket-badge {
    padding: 8px 14px;
    background: rgba(19, 229, 244, 0.1);
    border: 1px solid rgba(19, 229, 244, 0.2);
    color: var(--secondary);
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 20px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.user-profile-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding: 6px 12px;
    border-radius: 10px;
    transition: background var(--transition-fast);
}

.user-profile-btn:hover {
    background: rgba(255, 255, 255, 0.05);
}

.avatar {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 0.95rem;
}

.workspace {
    flex-grow: 1;
    padding: 40px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Control and Filters Bar */
.workspace-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.breadcrumbs {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.1rem;
    font-weight: 600;
}

.breadcrumb-item {
    cursor: pointer;
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

.breadcrumb-item:hover {
    color: var(--secondary);
}

.breadcrumb-item.active {
    color: var(--text-main);
    cursor: default;
}

.breadcrumb-separator {
    color: var(--glass-border-hover);
}

.view-controls {
    display: flex;
    align-items: center;
    gap: 12px;
}

.view-toggle {
    display: flex;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 4px;
}

.toggle-btn {
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: background var(--transition-fast), color var(--transition-fast);
}

.toggle-btn.active {
    background: var(--glass-border-hover);
    color: var(--text-main);
}

/* Drag and Drop Zone */
.upload-dropzone {
    border: 2px dashed rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    cursor: pointer;
    transition: border-color var(--transition-fast), background var(--transition-fast);
    background: rgba(255, 255, 255, 0.01);
}

.upload-dropzone.dragover {
    border-color: var(--secondary);
    background: rgba(19, 229, 244, 0.05);
}

.upload-dropzone i {
    font-size: 2.2rem;
    color: var(--text-muted);
    margin-bottom: 12px;
    transition: color var(--transition-fast), transform var(--transition-fast);
}

.upload-dropzone.dragover i {
    color: var(--secondary);
    transform: translateY(-4px);
}

.upload-dropzone h3 {
    font-size: 1.05rem;
    font-weight: 500;
    margin-bottom: 4px;
}

.upload-dropzone p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Grid & List View Outputs */
.contents-container {
    flex-grow: 1;
}

/* List View (Table) */
.list-view-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.list-view-table th {
    padding: 16px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--glass-border);
}

.list-view-table td {
    padding: 16px;
    border-bottom: 1px solid var(--glass-border);
    font-size: 0.95rem;
}

.list-view-table tr {
    transition: background var(--transition-fast);
}

.list-view-table tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

.file-name-cell {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    cursor: pointer;
}

.file-name-cell i {
    font-size: 1.25rem;
}

.file-name-cell .fa-folder {
    color: var(--warning);
}

.file-name-cell .fa-file-image {
    color: var(--secondary);
}

.file-name-cell .fa-file-alt {
    color: var(--primary);
}

.action-cell {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

.action-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--text-muted);
    font-size: 1rem;
    padding: 6px;
    border-radius: 6px;
    transition: color var(--transition-fast), background var(--transition-fast);
}

.action-btn:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.08);
}

.action-btn.delete:hover {
    color: var(--danger);
    background: rgba(239, 68, 68, 0.1);
}

/* Grid View Card Styles */
.grid-view-layout {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
}

.file-card {
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    cursor: pointer;
}

.file-card:hover {
    border-color: var(--primary);
    box-shadow: 0 0 15px rgba(180, 80, 240, 0.15);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 16px;
    transition: transform var(--transition-fast);
}

.file-card:hover .card-icon {
    transform: scale(1.08);
}

.file-card .fa-folder { color: var(--warning); }
.file-card .fa-file-image { color: var(--secondary); }
.file-card .fa-file-alt { color: var(--primary); }

.card-title {
    font-size: 0.95rem;
    font-weight: 500;
    margin-bottom: 6px;
    width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.card-meta {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.card-actions {
    display: flex;
    gap: 8px;
    opacity: 0;
    transition: opacity var(--transition-fast);
    position: absolute;
    bottom: 10px;
}

.file-card:hover .card-actions {
    opacity: 1;
}

/* Modal Windows (Glassmorphism Modal) */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    z-index: 100;
    display: none;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity var(--transition-smooth);
}

.modal-overlay.active {
    display: flex;
    opacity: 1;
}

.modal-card {
    width: 100%;
    max-width: 600px;
    padding: 32px;
    position: relative;
    animation: modalEnter var(--transition-smooth) forwards;
}

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

.modal-close {
    position: absolute;
    top: 24px;
    right: 24px;
    cursor: pointer;
    font-size: 1.25rem;
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

.modal-close:hover {
    color: var(--danger);
}

.modal-title {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.modal-title i {
    color: var(--secondary);
}

/* Profile Custom styling inside modal */
.buckets-list {
    margin-top: 24px;
}

.buckets-table {
    width: 100%;
    margin-top: 12px;
    border-collapse: collapse;
}

.buckets-table th {
    text-align: left;
    padding: 8px;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

.buckets-table td {
    padding: 10px 8px;
    border-top: 1px solid var(--glass-border);
    font-size: 0.9rem;
}

.buckets-table tr.active-bucket-row {
    color: var(--secondary);
    font-weight: 600;
}

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px;
    text-align: center;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 3.5rem;
    margin-bottom: 16px;
}

.empty-state h3 {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--text-main);
    margin-bottom: 4px;
}

/* Alerts System */
.alert-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.alert-toast {
    padding: 14px 20px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
    font-weight: 500;
    color: white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.25);
    animation: toastEnter 0.3s forwards;
}

@keyframes toastEnter {
    from { transform: translateX(50px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

.alert-toast.success {
    background: rgba(16, 185, 129, 0.85);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.alert-toast.error {
    background: rgba(239, 68, 68, 0.85);
    border: 1px solid rgba(239, 68, 68, 0.3);
}