/* DayNight Admin Theme - Adapted for Codebase Memory Manager */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ===== CSS Variables - Snow Edition (Default) ===== */
:root {
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8FAFC;
    --bg-surface: #F1F5F9;
    --border-color: #E2E8F0;
    --text-primary: #1E293B;
    --text-secondary: #64748B;
    --accent: #38BDF8;
    --accent-hover: #0EA5E9;
    --accent-light: rgba(56, 189, 248, 0.1);
    --success: #22C55E;
    --warning: #F59E0B;
    --danger: #EF4444;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.05);
    --transition: all 0.2s ease;
}

/* ===== Carbon Edition (Dark Mode) ===== */
html.carbon,
body.carbon {
    --bg-primary: #0F0F0F;
    --bg-secondary: #171717;
    --bg-surface: #1F1F1F;
    --border-color: #2E2E2E;
    --text-primary: #F5F5F5;
    --text-secondary: #A3A3A3;
    --accent: #38BDF8;
    --accent-hover: #7DD3FC;
    --accent-light: rgba(56, 189, 248, 0.15);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
}

html {
    background: var(--bg-secondary);
    scroll-behavior: smooth;
}

body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-secondary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
    transition: var(--transition);
}

a {
    text-decoration: none;
    color: inherit;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, select, textarea {
    font-family: inherit;
    font-size: 0.9375rem;
}

/* ===== Top Navigation ===== */
.top-nav {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: var(--transition);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: var(--accent);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-icon svg {
    width: 18px;
    height: 18px;
    fill: white;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* ===== Theme Toggle ===== */
.theme-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem;
    background: var(--bg-surface);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.theme-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 6px;
    color: var(--text-secondary);
    transition: var(--transition);
}

.theme-btn:hover {
    color: var(--text-primary);
}

.theme-btn.active {
    background: var(--bg-primary);
    color: var(--accent);
    box-shadow: var(--shadow);
}

.theme-btn svg {
    width: 18px;
    height: 18px;
}

/* ===== Main Content ===== */
.main-content {
    flex: 1;
    padding: 2rem;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

/* ===== Page Header ===== */
.page-header {
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.greeting {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.greeting-sub {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* ===== Alerts ===== */
.alert {
    padding: 1rem 1.25rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    font-size: 0.9375rem;
    transition: opacity 0.3s ease;
}

.alert-success {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
    border: 1px solid rgba(34, 197, 94, 0.2);
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* ===== Cards ===== */
.card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-subtitle {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-top: 0.125rem;
}

/* ===== Two Column Layout ===== */
.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

@media (max-width: 1200px) {
    .two-col {
        grid-template-columns: 1fr;
    }
}

/* ===== Tables ===== */
table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    background: var(--bg-surface);
}

td {
    font-size: 0.875rem;
    color: var(--text-primary);
}

tr:hover td {
    background: var(--bg-surface);
}

/* ===== Badges ===== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.625rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 6px;
}

.badge-blue {
    background: var(--accent-light);
    color: var(--accent);
}

.badge-green {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
}

.badge-orange {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 8px;
    transition: var(--transition);
}

.btn-primary {
    background: var(--accent);
    color: white;
}

.btn-primary:hover {
    background: var(--accent-hover);
}

.btn-ghost {
    color: var(--text-secondary);
}

.btn-ghost:hover {
    color: var(--accent);
    background: var(--accent-light);
}

.btn-sm {
    padding: 0.375rem 0.875rem;
    font-size: 0.8125rem;
}

/* ===== Forms ===== */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    transition: var(--transition);
}

.form-input:hover {
    border-color: var(--text-secondary);
}

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

.form-input::placeholder {
    color: var(--text-secondary);
}

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

/* ===== Search Results ===== */
.search-result {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

/* ===== Code Blocks ===== */
pre {
    margin: 0;
}

code {
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.875rem;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .nav-container {
        padding: 0 1rem;
    }
    
    .main-content {
        padding: 1.5rem;
    }
    
    .greeting {
        font-size: 1.5rem;
    }
}


/* Modal Styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: var(--bg-primary);
    border-radius: 12px;
    padding: 1.5rem;
    max-width: 500px;
    width: 90%;
    box-shadow: var(--shadow-md);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.modal-header h3 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
}

.modal-header .btn {
    font-size: 1.5rem;
    padding: 0.25rem 0.5rem;
    line-height: 1;
}


/* Folder Browser Styles */
.folder-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    cursor: pointer;
    transition: var(--transition);
    border-bottom: 1px solid var(--border-color);
}

.folder-item:last-child {
    border-bottom: none;
}

.folder-item:hover {
    background: var(--bg-surface);
}

.folder-item svg {
    color: var(--accent);
    flex-shrink: 0;
}

.folder-item span {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}


/* Hero Search Styles */
.hero-search {
    background: linear-gradient(135deg, var(--accent-light) 0%, transparent 100%);
    border: 2px solid var(--accent);
}

.hero-search .card-title {
    color: var(--text-primary);
}

.hero-search .btn-primary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

/* Progress Bar Styles */
#ingestionProgress {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


/* Tab Styles */
.tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    border-bottom: 2px solid var(--border-color);
}

.tab-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 1.5rem;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    margin-bottom: -2px;
}

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

.tab-btn.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.2s ease;
}

/* Actions Menu */
.actions-menu {
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: 0.25rem;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    min-width: 140px;
    z-index: 1000;
    overflow: hidden;
}

.carbon .actions-menu {
    background: #262626;
    border-color: #393939;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.actions-menu button {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.625rem 1rem;
    border: none;
    background: none;
    color: var(--text-primary);
    font-size: 0.875rem;
    text-align: left;
    cursor: pointer;
    transition: background-color 0.2s;
}

.actions-menu button:hover {
    background: var(--bg-surface);
}

.actions-menu button:active {
    background: var(--bg-base);
}

/* Collapsible Search Results */
.search-result {
    cursor: pointer;
    user-select: none;
}

.search-result[data-expanded="true"] .expand-icon {
    transform: rotate(90deg);
}

.search-result[data-expanded="true"] .result-details {
    display: block !important;
}

/* Confidence Badge Colors */
.confidence-high {
    background: rgba(34, 197, 94, 0.1);
    color: #16a34a;
    font-weight: 600;
}

.carbon .confidence-high {
    background: rgba(34, 197, 94, 0.15);
    color: #4ade80;
}

.confidence-medium {
    background: rgba(234, 179, 8, 0.1);
    color: #ca8a04;
    font-weight: 600;
}

.carbon .confidence-medium {
    background: rgba(234, 179, 8, 0.15);
    color: #facc15;
}

.confidence-low {
    background: rgba(59, 130, 246, 0.1);
    color: #2563eb;
    font-weight: 600;
}

.carbon .confidence-low {
    background: rgba(59, 130, 246, 0.15);
    color: #60a5fa;
}


/* ===== File Upload Styles ===== */

/* Drag and Drop Zone */
.drop-zone {
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    padding: 3rem 2rem;
    text-align: center;
    transition: var(--transition);
    background: var(--bg-surface);
}

.drop-zone.drag-over {
    border-color: var(--accent);
    background: var(--accent-light);
}

.drop-zone svg {
    color: var(--text-secondary);
}

/* File List Item */
.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

.file-item:last-child {
    border-bottom: none;
}

.file-item:hover {
    background: var(--bg-surface);
}

.file-item-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
    min-width: 0;
}

.file-item-icon {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.file-item-icon.pdf {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.file-item-icon.docx {
    background: rgba(59, 130, 246, 0.1);
    color: #2563eb;
}

.file-item-icon.pptx {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.file-item-icon.xlsx {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
}

.file-item-icon.audio {
    background: rgba(168, 85, 247, 0.1);
    color: #9333ea;
}

.file-item-icon.default {
    background: var(--bg-surface);
    color: var(--text-secondary);
}

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

.file-item-name {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-item-size {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.file-item-warning {
    font-size: 0.75rem;
    color: var(--warning);
    margin-top: 0.125rem;
}

.file-item-error {
    font-size: 0.75rem;
    color: var(--danger);
    margin-top: 0.125rem;
}

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

/* Upload Progress Item */
.upload-progress-item {
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 0.75rem;
}

.upload-progress-item:last-child {
    margin-bottom: 0;
}

.upload-progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.upload-progress-name {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
    margin-right: 1rem;
}

.upload-progress-status {
    font-size: 0.75rem;
    font-weight: 500;
}

.upload-progress-status.uploading {
    color: var(--accent);
}

.upload-progress-status.processing {
    color: var(--warning);
}

.upload-progress-status.success {
    color: var(--success);
}

.upload-progress-status.error {
    color: var(--danger);
}

.upload-progress-bar-container {
    background: var(--bg-surface);
    height: 6px;
    border-radius: 3px;
    overflow: hidden;
}

.upload-progress-bar {
    background: var(--accent);
    height: 100%;
    width: 0%;
    transition: width 0.3s ease;
}

.upload-progress-bar.success {
    background: var(--success);
}

.upload-progress-bar.error {
    background: var(--danger);
}

/* Upload Messages */
.upload-message {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    margin-bottom: 0.75rem;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.upload-message:last-child {
    margin-bottom: 0;
}

.upload-message.success {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
    border: 1px solid rgba(34, 197, 94, 0.2);
}

.upload-message.error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.upload-message.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.2);
}


/* ===== Document Management ===== */

/* Knowledge Base Row */
.kb-row .expand-icon {
    transition: transform 0.2s ease;
}

/* Documents Row (expanded inline) */
.documents-row {
    background: var(--bg-surface);
}

.documents-container {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
}

.documents-list {
    background: var(--bg-primary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

/* Document Item */
.document-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

.document-item:last-child {
    border-bottom: none;
}

.document-item:hover {
    background: var(--bg-surface);
}

.document-item-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
    min-width: 0;
}

.document-item-details {
    flex: 1;
    min-width: 0;
}

.document-item-name {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-bottom: 0.25rem;
}

.document-item-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.document-item-actions {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
}

/* Spin animation for loading indicators */
@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* Slide in animation for notifications */
@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}