/* Import Premium Modern Typography */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

/* Global Custom CSS Variables for Light & Dark Themes */
:root {
    /* Fonts */
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

    /* Light Theme Palette (Default) */
    --bg-primary: #f1f5f9;
    --bg-secondary: #ffffff;
    --bg-glass: rgba(255, 255, 255, 0.75);
    --border-color: rgba(226, 232, 240, 0.8);
    --border-glow: rgba(37, 99, 235, 0.15);
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    
    --accent-color: #2563eb;
    --accent-hover: #1d4ed8;
    --accent-rgb: 37, 99, 235;
    
    --tag-bg: #e2e8f0;
    --tag-text: #1e293b;
    
    --sidebar-bg: rgba(255, 255, 255, 0.85);
    --card-shadow: 0 4px 20px -2px rgba(148, 163, 184, 0.12), 0 2px 8px -1px rgba(148, 163, 184, 0.08);
    --modal-bg: rgba(255, 255, 255, 0.95);
    
    --scrollbar-track: #f1f5f9;
    --scrollbar-thumb: #cbd5e1;
}

[data-theme="dark"] {
    /* Dark Theme Palette */
    --bg-primary: #090d16;
    --bg-secondary: #111827;
    --bg-glass: rgba(17, 24, 39, 0.7);
    --border-color: rgba(255, 255, 255, 0.07);
    --border-glow: rgba(16, 185, 129, 0.2);
    
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    --accent-color: #10b981;
    --accent-hover: #059669;
    --accent-rgb: 16, 185, 129;
    
    --tag-bg: #1f2937;
    --tag-text: #e5e7eb;
    
    --sidebar-bg: rgba(17, 24, 39, 0.8);
    --card-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    --modal-bg: rgba(17, 24, 39, 0.96);
    
    --scrollbar-track: #111827;
    --scrollbar-thumb: #374151;
}

/* Reset & Base Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    height: 100vh;
    overflow: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    font-weight: 600;
}

/* Scrollbar Customization */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--scrollbar-track);
}
::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

/* Layout Architecture */
.app-container {
    display: flex;
    height: 100vh;
    width: 100vw;
    position: relative;
}

/* Sidebar Styling */
.sidebar {
    width: 280px;
    background: var(--sidebar-bg);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    padding: 24px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 10;
    flex-shrink: 0;
}

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

.logo-icon {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 20px;
    box-shadow: 0 4px 12px rgba(var(--accent-rgb), 0.3);
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 800;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, var(--text-primary), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-section {
    margin-bottom: 28px;
    display: flex;
    flex-direction: column;
}

.sidebar-title {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    margin-bottom: 12px;
    font-weight: 700;
}

/* Upload Area Inside Sidebar */
.upload-card {
    background: var(--bg-glass);
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.upload-card:hover {
    border-color: var(--accent-color);
    box-shadow: 0 0 12px var(--border-glow);
}

.upload-card input[type="file"] {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.upload-icon {
    font-size: 28px;
    color: var(--accent-color);
    margin-bottom: 8px;
}

.upload-card p {
    font-size: 13px;
    color: var(--text-secondary);
}

/* Tags Filter list */
.tag-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
    max-height: 250px;
    overflow-y: auto;
    padding-right: 4px;
}

.tag-filter-btn {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-secondary);
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    text-align: left;
    text-decoration: none;
}

.tag-filter-btn:hover, .tag-filter-btn.active {
    background: var(--tag-bg);
    color: var(--accent-color);
    border-color: var(--border-color);
}

.tag-filter-btn.active {
    font-weight: 600;
    border-left: 3px solid var(--accent-color);
}

.tag-badge-count {
    background: var(--bg-primary);
    color: var(--text-muted);
    font-size: 11px;
    padding: 2px 6px;
    border-radius: 20px;
    font-weight: 600;
}

/* Theme Toggle button */
.theme-toggle-btn {
    margin-top: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--tag-bg);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    font-size: 13px;
}

.theme-toggle-btn:hover {
    background: var(--border-color);
    border-color: var(--accent-color);
}

/* Main Dashboard Area */
.main-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    padding: 32px;
    gap: 24px;
}

/* Top bar with Search */
.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
}

.search-container {
    position: relative;
    flex-grow: 1;
    max-width: 500px;
}

.search-input {
    width: 100%;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 12px 16px 12px 42px;
    border-radius: 12px;
    font-size: 14px;
    outline: none;
    backdrop-filter: blur(10px);
}

.search-input:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px var(--border-glow);
}

.search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 16px;
    pointer-events: none;
}

.system-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-secondary);
    background: var(--bg-glass);
    padding: 8px 16px;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    backdrop-filter: blur(10px);
}

.status-dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent-color);
    border-radius: 50%;
    display: inline-block;
    box-shadow: 0 0 8px var(--accent-color);
}

/* Main Board Grid containing Documents List & Document Details */
.dashboard-grid {
    display: flex;
    gap: 24px;
    flex-grow: 1;
    overflow: hidden;
}

.list-panel {
    flex-grow: 3;
    flex-basis: 60%;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
    box-shadow: var(--card-shadow);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    backdrop-filter: blur(20px);
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.panel-title {
    font-size: 18px;
    font-weight: 700;
}

/* Documents Table styling */
.table-container {
    overflow-y: auto;
    flex-grow: 1;
}

.doc-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.doc-table th {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-muted);
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    font-weight: 700;
}

.doc-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
    vertical-align: middle;
}

.doc-row {
    cursor: pointer;
}

.doc-row:hover td {
    background: var(--tag-bg);
    color: var(--text-primary);
}

.doc-row.selected td {
    background: var(--border-glow);
    border-left: 2px solid var(--accent-color);
    color: var(--text-primary);
}

.doc-title-cell {
    font-weight: 600;
    color: var(--text-primary);
}

.doc-tag-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.tag-pill {
    background: var(--tag-bg);
    color: var(--tag-text);
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 4px;
    font-weight: 500;
}

.tag-pill-accent {
    background: var(--accent-color);
    color: white;
}

/* Detail Panel / Dynamic sheet overlay */
.detail-panel {
    flex-grow: 2;
    flex-basis: 40%;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
    box-shadow: var(--card-shadow);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    backdrop-filter: blur(20px);
    position: relative;
}

.detail-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-muted);
    text-align: center;
    gap: 12px;
}

.detail-empty-icon {
    font-size: 48px;
    color: var(--border-color);
}

/* Document detailed content */
.detail-header {
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.detail-title {
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 8px;
    line-height: 1.3;
}

.detail-meta-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    font-size: 13px;
    margin-bottom: 16px;
}

.meta-item {
    display: flex;
    flex-direction: column;
}

.meta-label {
    font-size: 10px;
    text-transform: uppercase;
    color: var(--text-muted);
    font-weight: 700;
}

.meta-value {
    font-weight: 500;
    color: var(--text-secondary);
    word-break: break-all;
}

/* Tag manager inside detail sheet */
.detail-tags-section {
    margin-bottom: 20px;
}

.detail-tags-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.tag-list-flex {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 12px;
}

.tag-pill-interactive {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: var(--tag-bg);
    color: var(--tag-text);
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 6px;
    font-weight: 500;
}

.tag-remove-btn {
    border: none;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    font-weight: bold;
    font-size: 12px;
    padding: 0 2px;
}

.tag-remove-btn:hover {
    color: #ef4444;
}

.add-tag-form {
    display: flex;
    gap: 8px;
}

.tag-input {
    flex-grow: 1;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 13px;
    outline: none;
}

.tag-input:focus {
    border-color: var(--accent-color);
}

.btn-secondary {
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
}

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

/* Extracted text container */
.extracted-text-section {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.extracted-text-title {
    font-size: 12px;
    text-transform: uppercase;
    color: var(--text-muted);
    font-weight: 700;
    margin-bottom: 8px;
}

.text-box {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
    font-family: monospace;
    font-size: 13px;
    overflow-y: auto;
    flex-grow: 1;
    white-space: pre-wrap;
    color: var(--text-secondary);
}

/* Action Buttons inside detail pane */
.detail-actions {
    display: flex;
    gap: 12px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex-grow: 1;
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 10px 16px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    font-size: 14px;
    text-align: center;
}

.btn-primary:hover {
    background: var(--accent-hover);
    box-shadow: 0 4px 12px rgba(var(--accent-rgb), 0.3);
}

.btn-danger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: rgba(239, 68, 68, 0.1);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.2);
    padding: 10px 16px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    font-size: 14px;
}

.btn-danger:hover {
    background: #ef4444;
    color: white;
    border-color: #ef4444;
}

/* Dynamic Toasts / Upload status */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 100;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast-success {
    background: var(--bg-glass);
    border-left: 4px solid var(--accent-color);
    box-shadow: var(--card-shadow);
    padding: 16px 20px;
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 500;
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Animations */
.animate-fade-in {
    animation: fadeIn 0.3s ease-out forwards;
}

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

/* ==========================================================================
   Navigation Tabs & AI Audit Styling
   ========================================================================== */
.tabs-header {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
}

.tab-btn {
    background: transparent;
    border: 1px solid transparent;
    border-radius: 6px;
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    font-family: var(--font-heading);
}

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

.tab-btn.active {
    background: var(--accent-color);
    color: white;
    box-shadow: 0 4px 10px rgba(var(--accent-rgb), 0.25);
}

.tab-content {
    display: flex;
    flex-direction: column;
    height: 100%;
}

/* ==========================================================================
   Job Description Matcher & Loader Styles
   ========================================================================== */
.job-match-output {
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.htmx-indicator {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-secondary);
}

.htmx-request.htmx-indicator,
.htmx-request .htmx-indicator {
    display: flex !important;
}

@keyframes pulse {
    0%, 100% { opacity: 0.3; transform: scale(0.9); }
    50% { opacity: 1; transform: scale(1.1); }
}

.animate-pulse {
    animation: pulse 1.5s infinite ease-in-out;
}

/* ==========================================================================
   Responsive Design & Media Queries
   ========================================================================== */

/* Mobile Backdrop */
.sidebar-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    z-index: 8;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}
.sidebar-backdrop.visible {
    display: block;
    opacity: 1;
    pointer-events: auto;
}

/* Toggle Menu Trigger */
.mobile-menu-btn {
    display: none;
    background: var(--tag-bg);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px 14px;
    border-radius: 10px;
    font-size: 18px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.mobile-menu-btn:hover {
    background: var(--border-color);
    border-color: var(--accent-color);
}

/* Detail Close Button */
.detail-close-btn {
    display: none;
    background: var(--tag-bg);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    align-items: center;
    gap: 4px;
}
.detail-close-btn:hover {
    border-color: #ef4444;
    color: #f87171;
}

/* Laptop & Large Tablets (screens < 1024px) */
@media (max-width: 1024px) {
    .app-container {
        position: relative;
    }
    
    .sidebar {
        position: fixed;
        left: 0;
        top: 0;
        bottom: 0;
        transform: translateX(-100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 10;
        box-shadow: 10px 0 30px rgba(0, 0, 0, 0.25);
    }
    .sidebar.open {
        transform: translateX(0);
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .main-content {
        padding: 24px;
    }
}

/* Small Tablets & Mobile Devices (screens < 768px) */
@media (max-width: 768px) {
    body {
        height: auto;
        overflow-y: auto;
    }
    
    .app-container {
        height: auto;
        min-height: 100vh;
        overflow-y: auto;
    }
    
    .main-content {
        padding: 16px;
        gap: 16px;
        height: auto;
        min-height: 100vh;
        overflow-y: visible;
    }
    
    .top-bar {
        gap: 12px;
    }
    
    .system-status {
        font-size: 11px;
        padding: 6px 12px;
    }
    
    .dashboard-grid {
        flex-direction: column;
        overflow: visible;
        height: auto;
    }
    
    .list-panel {
        flex-basis: auto;
        overflow: visible;
        padding: 16px;
    }
    
    .table-container {
        overflow-x: auto;
    }
    
    /* Hide details on mobile to keep the table clean and stop scrolling off-screen */
    .doc-table th:nth-child(2),
    .doc-table td:nth-child(2),
    .doc-table th:nth-child(3),
    .doc-table td:nth-child(3) {
        display: none;
    }
    
    .doc-table th {
        padding: 10px 8px;
    }
    .doc-table td {
        padding: 10px 8px;
    }
    
    /* Bottom Drawer Slide Up Animation for Detail Panel */
    .detail-panel {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        border-radius: 0;
        z-index: 30;
        transform: translateY(100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.35);
        background: var(--modal-bg);
        border: none;
        padding: 20px;
    }
    
    .detail-panel.active {
        transform: translateY(0);
    }
    
    .detail-close-btn {
        display: flex;
    }
    
    .text-box {
        max-height: 250px;
    }
}

/* Extra Small Phones (screens < 480px) */
@media (max-width: 480px) {
    .top-bar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-container {
        max-width: none;
    }
    
    .system-status {
        justify-content: center;
    }
    
    .detail-meta-grid {
        grid-template-columns: 1fr;
    }
    
    .detail-actions {
        flex-direction: column;
    }
}

/* Upload Card HTMX Request / Loading Styles */
#sidebar-upload-form.htmx-request .upload-card {
    opacity: 0.6;
    pointer-events: none;
    border-color: var(--accent-color);
    background: var(--tag-bg);
}

#sidebar-upload-form.htmx-request .upload-icon {
    display: inline-block;
    animation: uploadSpin 1.2s infinite linear;
}

@keyframes uploadSpin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}