/* CSS Variables for Premium Dark Theme */
:root {
    --bg-main: #0b0f19;
    --bg-card: rgba(17, 24, 39, 0.7);
    --border-color: rgba(255, 255, 255, 0.08);
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    --primary: #3b82f6;
    --primary-grad: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    --accent-grad: linear-gradient(135deg, #ec4899 0%, #8b5cf6 100%);
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    
    --font-sans: 'Inter', sans-serif;
    --font-display: 'Outfit', sans-serif;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base resets */
body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-sans);
    overflow: hidden;
}

/* Scrollbars styling */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.1);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.25);
}

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

/* Sidebar styling */
.app-sidebar {
    width: 280px;
    background-color: rgba(10, 15, 30, 0.95);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.sidebar-header {
    padding: 24px;
    border-bottom: 1px solid var(--border-color);
}

.app-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
    background: var(--accent-grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-menu {
    padding: 16px;
}

.menu-item {
    width: 100%;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 12px 16px;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    border-radius: 8px;
    text-align: left;
    transition: var(--transition-smooth);
}

.menu-item:hover, .menu-item.active {
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.05);
}

.menu-item.active {
    border-left: 3px solid #3b82f6;
    background: rgba(59, 130, 246, 0.1);
}

/* Sidebar project sections list */
.sidebar-project-details {
    flex-grow: 1;
    overflow-y: auto;
    border-top: 1px solid var(--border-color);
    padding: 16px;
}

.project-nav-title {
    font-size: 11px;
    text-transform: uppercase;
    color: var(--text-muted);
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 12px;
    padding-left: 8px;
}

.project-sections-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.section-nav-item {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 10px 12px;
    font-size: 12.5px;
    border-radius: 6px;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-smooth);
}

.section-nav-item:hover, .section-nav-item.active {
    background-color: rgba(255, 255, 255, 0.04);
    color: var(--text-primary);
}

.section-nav-item.active {
    background-color: rgba(59, 130, 246, 0.1);
    color: #60a5fa;
    font-weight: 500;
}

.section-nav-item .section-status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--text-muted);
}

.section-nav-item.completed .section-status-dot {
    background-color: var(--success);
    box-shadow: 0 0 8px var(--success);
}

/* Main Area */
.app-main {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.app-header {
    height: 70px;
    background-color: rgba(17, 24, 39, 0.3);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    backdrop-filter: blur(10px);
}

.header-breadcrumbs {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 500;
    color: var(--text-secondary);
}

.breadcrumb-item.active {
    color: var(--text-primary);
    font-weight: 600;
}

.status-indicator {
    font-size: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
}

.status-indicator::before {
    content: '';
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-indicator.online::before {
    background-color: var(--success);
    box-shadow: 0 0 8px var(--success);
}

/* Tab content wrapper */
.tab-content {
    flex-grow: 1;
    padding: 32px;
    overflow-y: auto;
}

/* Hero Section */
.section-hero {
    margin-bottom: 32px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 800;
    margin: 0 0 8px 0;
    background: var(--primary-grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 15px;
    color: var(--text-secondary);
    margin: 0;
    max-width: 650px;
}

/* Buttons */
.btn {
    border: 1px solid transparent;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition-smooth);
    font-family: var(--font-sans);
}

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

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.3);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--border-color);
    color: var(--text-primary);
}

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

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

.btn-success:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.3);
}

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

.btn-danger:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(239, 68, 68, 0.3);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
    border-radius: 6px;
}

.btn-text-link {
    background: transparent;
    border: none;
    color: #60a5fa;
    font-size: 12px;
    cursor: pointer;
    font-weight: 500;
    padding: 0;
}

.btn-text-link:hover {
    text-decoration: underline;
}

/* Projects Action Bar */
.projects-action-bar {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

.project-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(12px);
    border-radius: 12px;
    padding: 24px;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.project-card:hover {
    transform: translateY(-3px);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--primary-grad);
    opacity: 0.8;
}

.project-card.has-pdf::before {
    background: var(--accent-grad);
}

.card-title {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 600;
    margin: 0 0 12px 0;
}

.card-stats {
    display: flex;
    flex-direction: column;
    gap: 6px;
    color: var(--text-secondary);
    font-size: 13px;
    margin-bottom: 20px;
}

.card-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Project Header Panel */
.project-header-panel {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 20px;
}

.project-title-name {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 700;
    margin: 0 0 4px 0;
}

.project-global-actions {
    display: flex;
    gap: 12px;
}

/* Glassmorphism Panel */
.panel {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(16px);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
}

.panel-title {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 600;
    margin: 0 0 16px 0;
    color: var(--text-primary);
}

/* Upload zone */
.upload-zone {
    border: 2px dashed rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.upload-zone:hover {
    border-color: #3b82f6;
    background-color: rgba(59, 130, 246, 0.03);
}

.upload-icon {
    color: var(--text-secondary);
    margin-bottom: 12px;
    transition: var(--transition-smooth);
}

.upload-zone:hover .upload-icon {
    color: #60a5fa;
    transform: translateY(-2px);
}

.upload-text {
    font-size: 15px;
    font-weight: 500;
    margin: 0 0 4px 0;
}

.upload-subtext {
    font-size: 12px;
    color: var(--text-muted);
}

/* Progress indicator */
.upload-progress-container {
    margin-top: 16px;
}

.progress-bar-wrapper {
    height: 6px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 8px;
}

.progress-bar-fill {
    height: 100%;
    background: var(--primary-grad);
    transition: width 0.3s ease;
}

.progress-status {
    font-size: 12px;
    color: var(--text-secondary);
}

/* Section Editor Grid */
.section-editor-grid {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 24px;
}

.panel-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 12px;
    margin-bottom: 20px;
}

.badge {
    background-color: rgba(59, 130, 246, 0.2);
    color: #60a5fa;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 30px;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

/* Section Layout Scheme Box */
.section-scheme-box {
    border: 1px solid var(--border-color);
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    margin-bottom: 20px;
    overflow: hidden;
}

.section-scheme-box img.scheme {
    max-height: 80px;
    object-fit: contain;
}

.section-scheme-box img.marker {
    position: absolute;
    max-height: 65px;
    object-fit: contain;
}

/* Image comparison area */
.image-comparison-workarea {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 24px;
}

.compare-card {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: rgba(0, 0, 0, 0.15);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.compare-card.highlight-card {
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: 0 0 15px rgba(59, 130, 246, 0.08);
}

.compare-card .card-header {
    background-color: rgba(255, 255, 255, 0.03);
    padding: 8px 12px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.card-image-wrapper {
    flex-grow: 1;
    height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 8px;
}

.card-image-wrapper img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 4px;
}

.no-image-placeholder {
    color: var(--text-muted);
    font-size: 13px;
    text-align: center;
}

/* AI Match styling */
.ai-match-container {
    margin-bottom: 20px;
}

.ai-match-header {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.match-cards-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    max-height: 220px;
    overflow-y: auto;
    padding-right: 4px;
    padding-bottom: 8px;
}

.match-suggestion-card {
    flex-shrink: 0;
    width: 120px;
    border: 1px solid var(--border-color);
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: 6px;
    cursor: pointer;
    overflow: hidden;
    position: relative;
    transition: var(--transition-smooth);
}

.match-suggestion-card:hover, .match-suggestion-card.selected {
    border-color: #3b82f6;
    transform: translateY(-2px);
}

.match-suggestion-card.selected {
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.2);
}

.match-card-img-wrapper {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: black;
    overflow: hidden;
}

.match-card-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.match-score-badge {
    position: absolute;
    top: 4px;
    right: 4px;
    background-color: rgba(17, 24, 37, 0.85);
    color: #60a5fa;
    font-size: 10px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.match-card-meta {
    padding: 6px;
    font-size: 10px;
    color: var(--text-muted);
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.match-suggestion-card.blurry::before {
    content: 'РАЗМЫТО';
    position: absolute;
    top: 30px;
    left: 0;
    width: 100%;
    background-color: rgba(239, 68, 68, 0.9);
    color: white;
    font-size: 9px;
    font-weight: 700;
    text-align: center;
    padding: 2px 0;
    z-index: 5;
}

/* Visual actions bar */
.visual-actions-bar {
    display: flex;
    gap: 12px;
}

/* Fields & Editors */
.editor-field-group {
    margin-bottom: 20px;
}

.field-label-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.field-label-row label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-textarea {
    width: 100%;
    height: 120px;
    background-color: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    padding: 12px;
    font-family: var(--font-sans);
    font-size: 13px;
    resize: none;
    outline: none;
    transition: var(--transition-smooth);
}

.form-textarea:focus {
    border-color: #3b82f6;
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.15);
}

.historical-comment-preview {
    margin-top: 6px;
    padding: 10px;
    background-color: rgba(255, 255, 255, 0.02);
    border-radius: 6px;
    font-size: 11.5px;
    border-left: 3px solid var(--primary);
    color: var(--text-secondary);
}

.editor-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 24px;
}

/* Modals */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-smooth);
}

.modal.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    width: 480px;
    background-color: #111827;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
}

.modal-content.modal-lg {
    width: 800px;
}

.modal-title {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 6px 0;
}

.modal-subtitle {
    font-size: 13px;
    color: var(--text-secondary);
    margin: 0 0 20px 0;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 13px;
    margin-bottom: 6px;
    color: var(--text-secondary);
}

.form-input {
    width: 100%;
    background-color: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    padding: 10px 12px;
    font-size: 13px;
    outline: none;
}

.form-input:focus {
    border-color: #3b82f6;
}

.pdf-dropzone {
    border: 2px dashed rgba(255, 255, 255, 0.15);
    border-radius: 6px;
    padding: 24px;
    text-align: center;
    cursor: pointer;
}

.pdf-dropzone:hover {
    border-color: #ec4899;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 24px;
}

/* Photo Picker Grid */
.photo-picker-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 16px;
    max-height: 400px;
    overflow-y: auto;
    padding: 4px;
}

.picker-card {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: rgba(0, 0, 0, 0.2);
    cursor: pointer;
    overflow: hidden;
    position: relative;
    transition: var(--transition-smooth);
}

.picker-card:hover, .picker-card.selected {
    border-color: #3b82f6;
    transform: scale(1.02);
}

.picker-card.selected {
    box-shadow: 0 0 12px rgba(59, 130, 246, 0.3);
}

.picker-card-img-wrapper {
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: black;
}

.picker-card-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.picker-card-name {
    padding: 6px;
    font-size: 10px;
    color: var(--text-secondary);
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.picker-checkbox {
    position: absolute;
    top: 6px;
    left: 6px;
    width: 18px;
    height: 18px;
    background-color: rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

.picker-card.selected .picker-checkbox {
    background-color: #3b82f6;
    border-color: #3b82f6;
}

.picker-card.selected .picker-checkbox::after {
    content: '✓';
    color: white;
    font-size: 11px;
    font-weight: bold;
}

/* Placeholders & Spinners */
.loading-spinner {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--text-secondary);
    padding: 40px;
}

.no-sections-placeholder {
    text-align: center;
    color: var(--text-muted);
    padding: 60px 20px;
    font-size: 15px;
}

/* Новые стили Фазы 2 (Экспорт, Управление секциями, Локализация, Бейджи) */

.lang-selector {
    display: flex;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 2px;
}

.lang-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 11px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition-smooth);
}

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

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

.btn-icon-add {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    width: 22px;
    height: 22px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-smooth);
    padding: 0;
}

.btn-icon-add:hover {
    background-color: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: scale(1.05);
}

.quality-badges-container {
    position: absolute;
    top: 4px;
    left: 4px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    z-index: 10;
}

.quality-badge {
    font-size: 9px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
    color: white;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
    border: 1px solid transparent;
}

.quality-badge.q-blurry {
    background-color: var(--danger);
    border-color: rgba(239, 68, 68, 0.4);
}

.quality-badge.q-dark {
    background-color: var(--warning);
    border-color: rgba(245, 158, 11, 0.4);
}

.quality-badge.q-bright {
    background-color: var(--primary);
    border-color: rgba(59, 130, 246, 0.4);
}

/* Отключаем старый жестко прописанный псевдоэлемент РАЗМЫТО в пользу HTML-бейжда */
.match-suggestion-card.blurry::before {
    display: none !important;
}