/* style.css - Минималистичный инженерный стиль */

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

:root {
    --primary: #1a3a5c;
    --primary-light: #2c5a8c;
    --primary-dark: #0f1f30;
    --accent: #4a7db5;
    --gray-light: #f5f7fa;
    --gray: #e8ecf1;
    --gray-dark: #6b7a8a;
    --text: #2c3e50;
    --text-light: #7f8c8d;
    --white: #ffffff;
    --shadow: 0 2px 12px rgba(0,0,0,0.08);
    --shadow-hover: 0 4px 20px rgba(0,0,0,0.15);
    --radius: 8px;
    --transition: 0.3s ease;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.7;
    color: var(--text);
    background: var(--gray-light);
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== Контакты — закреплены сверху ===== */
.contacts {
    position: sticky;
    top: 0;
    z-index: 200;
    background: var(--primary-dark);
    padding: 8px 0;
    font-size: 14px;
    border-bottom: 1px solid var(--gray);
}

.contacts .container {
    display: flex;
    justify-content: flex-end;
    gap: 30px;
    flex-wrap: wrap;
    align-items: center;
    min-height: 40px;
}

.contacts a {
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
}

.contacts a:hover {
    color: var(--accent);
}

.contacts span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

/* ===== Меню — не закреплено, такая же высота как у контактов ===== */
.main-nav {
    position: relative;
    background: var(--white);
    border-bottom: 2px solid var(--gray);
    padding: 0;
    box-shadow: var(--shadow);
}

.main-nav .container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 40px;
}

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 0;
    flex-wrap: wrap;
    justify-content: center;
}

.main-nav ul li {
    margin: 0;
}

.main-nav ul li a {
    display: block;
    padding: 8px 20px;
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    transition: var(--transition);
    border-bottom: 3px solid transparent;
    position: relative;
}

.main-nav ul li a:hover {
    color: var(--primary);
    background: var(--gray-light);
}

.main-nav ul li a.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
    background: var(--gray-light);
}

/* ===== Главная страница ===== */
.about-page {
    padding: 40px 0 60px;
}

.about-page h1 {
    font-size: 36px;
    color: var(--primary-dark);
    margin-bottom: 30px;
    text-align: center;
    font-weight: 700;
}

.about-content {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 40px;
    align-items: start;
    margin-bottom: 40px;
}

.engineer-photo {
    text-align: center;
}

.engineer-photo-img {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--primary-light);
    display: block;
}

.photo-placeholder {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: var(--gray);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
    margin: 0 auto;
    border: 4px solid var(--primary-light);
}

.about-text h2 {
    font-size: 24px;
    color: var(--primary);
    margin-bottom: 16px;
}

.about-text p {
    margin-bottom: 14px;
    font-size: 16px;
    color: var(--text);
}

.about-text ul {
    margin-bottom: 16px;
    padding-left: 20px;
}

.about-text ul li {
    margin-bottom: 4px;
    color: var(--text);
}

.about-stats {
    display: flex;
    gap: 40px;
    margin: 24px 0;
    flex-wrap: wrap;
}

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

.stat-number {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 14px;
    color: var(--text-light);
}

.about-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 16px;
}

.tag {
    background: var(--gray);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    color: var(--primary);
    font-weight: 500;
}

.about-quote {
    background: var(--white);
    border-left: 4px solid var(--accent);
    padding: 30px 40px;
    border-radius: var(--radius);
    margin-top: 20px;
    box-shadow: var(--shadow);
}

.about-quote blockquote {
    font-size: 18px;
    font-style: italic;
    color: var(--primary-dark);
    margin: 0;
}

/* ===== Страница категории ===== */
.category-header {
    padding: 30px 0 20px;
    border-bottom: 2px solid var(--gray);
    margin-bottom: 30px;
}

.category-header h1 {
    font-size: 28px;
    color: var(--primary-dark);
    font-weight: 700;
}

.category-header .post-count {
    color: var(--text-light);
    font-size: 14px;
    margin-top: 4px;
}

/* ===== Аккордеон постов ===== */
.posts-accordion {
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding-bottom: 40px;
}

.post-item {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.post-item:hover {
    box-shadow: var(--shadow-hover);
}

.post-preview {
    padding: 24px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.post-preview:hover {
    background: var(--gray-light);
}

.post-image-wrapper {
    margin: -24px -24px 16px -24px;
    overflow: hidden;
    height: 220px;
    background: var(--gray);
}

.post-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.post-item:hover .post-image-wrapper img {
    transform: scale(1.02);
}

.post-title {
    font-size: 20px;
    color: var(--primary-dark);
    margin-bottom: 8px;
    font-weight: 600;
}

.post-meta {
    display: flex;
    gap: 16px;
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.post-date {
    display: flex;
    align-items: center;
    gap: 4px;
}

.post-category {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: var(--gray-light);
    padding: 2px 12px;
    border-radius: 12px;
    color: var(--primary);
    font-weight: 500;
    font-size: 12px;
}

.post-excerpt p {
    color: var(--text);
    font-size: 15px;
    margin-bottom: 12px;
}

.post-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--accent);
    font-weight: 500;
    font-size: 14px;
}

.toggle-icon {
    display: inline-block;
    transition: transform var(--transition);
}

.post-item.open .toggle-icon {
    transform: rotate(180deg);
}

.post-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease, padding 0.3s ease;
    padding: 0 24px;
}

.post-item.open .post-content {
    max-height: 5000px;
    padding: 24px;
    border-top: 1px solid var(--gray);
}

.post-body {
    font-size: 16px;
    line-height: 1.4;
    color: var(--text);
}

.post-body img {
    max-width: 100%;
    height: auto !important;
    width: auto !important;
    border-radius: var(--radius);
    margin: 16px 0;
    box-shadow: var(--shadow);
    display: block;
}

.post-body img[src*="uploads"] {
    max-width: 100%;
    height: auto !important;
    width: auto !important;
    max-height: none !important;
}

.post-body a img {
    max-width: 100%;
    height: auto !important;
}

.post-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 12px 0;
}

.post-body table th,
.post-body table td {
    border: 1px solid var(--gray);
    padding: 6px 10px;
    text-align: left;
}

.post-body table th {
    background: var(--gray-light);
    font-weight: 600;
}

.post-body table tr:nth-child(even) {
    background: var(--gray-light);
}

.post-body .table-wrapper {
    overflow-x: auto;
}

.post-body blockquote {
    border-left: 4px solid var(--accent);
    padding: 12px 20px;
    margin: 16px 0;
    background: var(--gray-light);
    border-radius: 0 var(--radius) var(--radius) 0;
}

.post-body pre {
    background: var(--primary-dark);
    color: var(--white);
    padding: 16px;
    border-radius: var(--radius);
    overflow-x: auto;
    font-family: monospace;
    font-size: 14px;
}

.post-body code {
    background: var(--gray);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 13px;
}

.post-body h2 {
    font-size: 24px;
    color: var(--primary-dark);
    margin: 24px 0 12px;
}

.post-body h3 {
    font-size: 20px;
    color: var(--primary);
    margin: 20px 0 10px;
}

.post-body a {
    color: var(--accent);
    text-decoration: underline;
}

.post-body a:hover {
    color: var(--primary);
}

.post-close-btn {
    display: inline-block;
    margin-top: 16px;
    padding: 8px 20px;
    background: var(--gray);
    border: none;
    border-radius: var(--radius);
    color: var(--text);
    cursor: pointer;
    font-size: 14px;
    transition: var(--transition);
}

.post-close-btn:hover {
    background: var(--gray-dark);
    color: var(--white);
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.empty-state p {
    color: var(--text-light);
    font-size: 18px;
}

.empty-state .admin-link-btn {
    display: inline-block;
    margin-top: 16px;
    padding: 10px 24px;
    background: var(--primary);
    color: var(--white);
    text-decoration: none;
    border-radius: var(--radius);
    transition: var(--transition);
}

.empty-state .admin-link-btn:hover {
    background: var(--primary-light);
}

.main-footer {
    background: var(--primary-dark);
    color: var(--text-light);
    padding: 20px 0;
    margin-top: 40px;
    text-align: center;
    font-size: 14px;
}

.main-footer p {
    color: rgba(255,255,255,0.6);
}

/* Убираем точки под аббревиатурами */
abbr[title] {
    text-decoration: none;
    border-bottom: none;
    cursor: help;
}

/* ===== Модальное окно для редактирования глоссария ===== */
.glossary-modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 99999;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.glossary-modal-overlay.active {
    display: flex !important;
}

.glossary-modal {
    background: #ffffff;
    border-radius: 8px;
    max-width: 700px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    padding: 30px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    position: relative;
}

.glossary-modal .modal-close {
    position: absolute;
    top: 16px;
    right: 20px;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #999;
    transition: all 0.3s ease;
    padding: 4px 8px;
    border-radius: 4px;
}

.glossary-modal .modal-close:hover {
    background: #f5f5f5;
    color: #333;
}

.glossary-modal h2 {
    margin: 0 0 6px 0;
    font-size: 22px;
    color: #1a3a5c;
    padding-right: 40px;
}

.glossary-modal .modal-subtitle {
    font-size: 14px;
    color: #7f8c8d;
    margin-bottom: 20px;
}

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

.glossary-modal .form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 4px;
    color: #2c3e50;
    font-size: 14px;
}

.glossary-modal .form-group input,
.glossary-modal .form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #e8ecf1;
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    transition: all 0.3s ease;
}

.glossary-modal .form-group input:focus,
.glossary-modal .form-group textarea:focus {
    outline: none;
    border-color: #4a7db5;
    box-shadow: 0 0 0 3px rgba(74, 125, 181, 0.1);
}

.glossary-modal .form-group textarea {
    min-height: 100px;
    resize: vertical;
}

.glossary-modal .cat-checkboxes {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    padding-top: 4px;
}

.glossary-modal .cat-checkboxes label {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 14px;
    cursor: pointer;
}

.glossary-modal .cat-checkboxes input[type="checkbox"] {
    width: auto;
    cursor: pointer;
}

.glossary-modal .modal-actions {
    display: flex;
    gap: 12px;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid #e8ecf1;
}

.glossary-modal .btn {
    padding: 10px 24px;
    background: #1a3a5c;
    color: #ffffff;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.glossary-modal .btn:hover {
    background: #2c5a8c;
}

.glossary-modal .btn-secondary {
    background: #e8ecf1;
    color: #2c3e50;
}

.glossary-modal .btn-secondary:hover {
    background: #d5d9e0;
}

.glossary-modal .error-message {
    color: #dc3545;
    font-size: 13px;
    margin-top: 4px;
    display: none;
}

.glossary-modal .error-message.show {
    display: block;
}

.glossary-modal .note-editor {
    border-radius: 8px !important;
}

.glossary-modal .note-editor .note-toolbar {
    background: #f5f7fa !important;
    border-radius: 8px 8px 0 0 !important;
}

.glossary-modal .note-editor .note-editable {
    min-height: 200px !important;
}

@media (max-width: 600px) {
    .glossary-modal {
        padding: 20px 16px;
        max-height: 95vh;
    }
    
    .glossary-modal .cat-checkboxes {
        gap: 8px;
    }
    
    .glossary-modal .cat-checkboxes label {
        font-size: 13px;
    }
    
    .glossary-modal .modal-actions {
        flex-wrap: wrap;
    }
    
    .glossary-modal .modal-actions .btn {
        flex: 1;
        min-width: 100px;
        text-align: center;
    }
}

/* ===== Компактная таблица глоссария ===== */
.glossary-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0 6px;
    font-size: 14px;
}

.glossary-table th {
    background: var(--gray-light);
    padding: 6px 10px;
    text-align: left;
    font-weight: 600;
    color: var(--primary-dark);
    border-bottom: 2px solid var(--gray);
}

.glossary-table td {
    padding: 6px 10px;
    border-bottom: 1px solid var(--gray);
    vertical-align: top;
    line-height: 1.5;
}

.glossary-table tr:last-child td {
    border-bottom: none;
}

.glossary-table tr:hover {
    background: var(--gray-light);
}

.glossary-table .term-cell {
    font-weight: 700;
    color: var(--primary);
    min-width: 70px;
    max-width: 100px;
    word-break: break-word;
}

.glossary-table .full-cell {
    min-width: 80px;
    max-width: 140px;
    word-break: break-word;
}

.glossary-table .desc-cell {
    min-width: 200px;
    word-break: break-word;
}

.glossary-table .desc-cell img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius);
    margin: 4px 0;
}

.glossary-table .desc-cell .formula {
    background: var(--gray-light);
    padding: 2px 8px;
    border-radius: 4px;
    font-family: monospace;
    display: inline-block;
    margin: 2px 0;
}

.glossary-table .cat-cell {
    min-width: 80px;
    max-width: 120px;
}

.glossary-table .actions-cell {
    white-space: nowrap;
    min-width: 50px;
    max-width: 70px;
}

.glossary-table .cat-tag {
    display: inline-block;
    background: var(--gray-light);
    padding: 1px 8px;
    border-radius: 10px;
    font-size: 11px;
    color: var(--primary);
    margin: 1px 3px 1px 0;
    white-space: nowrap;
}

.glossary-table .cat-checkbox-cell {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.glossary-table .cat-checkbox-cell label {
    display: flex;
    align-items: center;
    gap: 2px;
    font-size: 12px;
    cursor: pointer;
}

.glossary-table .cat-checkbox-cell input[type="checkbox"] {
    width: auto;
    cursor: pointer;
}

@media (max-width: 768px) {
    .contacts .container {
        justify-content: center;
        gap: 16px;
        font-size: 13px;
    }

    .main-nav ul li a {
        padding: 8px 16px;
        font-size: 13px;
    }

    .main-nav .container {
        padding: 0;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .photo-placeholder {
        width: 140px;
        height: 140px;
        font-size: 60px;
    }

    .engineer-photo-img {
        width: 140px;
        height: 140px;
    }

    .about-page h1 {
        font-size: 28px;
    }

    .about-stats {
        gap: 20px;
        justify-content: space-around;
    }

    .about-quote {
        padding: 20px;
    }

    .about-quote blockquote {
        font-size: 16px;
    }

    .post-preview {
        padding: 16px;
    }

    .post-image-wrapper {
        height: 160px;
        margin: -16px -16px 12px -16px;
    }

    .post-title {
        font-size: 17px;
    }

    .post-item.open .post-content {
        padding: 16px;
    }

    .post-body {
        font-size: 15px;
    }

    .post-body img {
        margin: 12px 0;
    }

    .post-content {
        padding: 0 16px;
    }

    .category-header h1 {
        font-size: 22px;
    }

    .post-meta {
        flex-wrap: wrap;
        gap: 8px;
    }
    
    .glossary-table td,
    .glossary-table th {
        padding: 4px 6px;
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .contacts .container {
        flex-direction: column;
        align-items: center;
        gap: 4px;
        font-size: 12px;
    }

    .main-nav ul li a {
        padding: 4px 10px;
        font-size: 12px;
    }

    .main-nav ul {
        gap: 0;
    }

    .post-image-wrapper {
        height: 140px;
    }

    .stat-number {
        font-size: 22px;
    }

    .post-preview {
        padding: 12px;
    }

    .post-image-wrapper {
        margin: -12px -12px 10px -12px;
    }

    .post-item.open .post-content {
        padding: 12px;
    }

    .post-body {
        font-size: 14px;
    }
}

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

.post-item.open {
    animation: fadeIn 0.3s ease;
}

.admin-link-btn {
    display: inline-block;
    padding: 8px 16px;
    background: var(--accent);
    color: var(--white);
    text-decoration: none;
    border-radius: var(--radius);
    transition: var(--transition);
}

.admin-link-btn:hover {
    background: var(--primary);
}
/* ===== КОМПАКТНЫЕ ТАБЛИЦЫ В ПОСТАХ ===== */
.post-body table {
    border-collapse: collapse;
    width: 100%;
    margin: 12px 0;
}

.post-body table th,
.post-body table td {
    padding: 4px 8px;
    border: 1px solid var(--gray);
    text-align: left;
    vertical-align: top;
}

.post-body table th {
    background: var(--gray-light);
    font-weight: 600;
}

.post-body table tr:nth-child(even) {
    background: var(--gray-light);
}