/* ========================================
   BLOG POST PAGE - MAIN STYLES
   ======================================== */

/* ===== Tool Navigation ===== */
.tool-nav {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 12px 0;
}

.tool-nav .container {
    display: flex;
    align-items: center;
    gap: 20px;
}

.tool-nav-back {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

.tool-nav-back:hover {
    color: var(--primary);
}

.tool-nav-title {
    font-weight: 600;
    color: var(--text);
    font-size: 0.9rem;
}

/* ===== Post Page ===== */
.post-page {
    max-width: 760px;
    margin: 0 auto;
    padding: 24px 0 60px;
    overflow: visible;
}

/* ===== Back to Blog ===== */
.back-to-blog {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    margin-bottom: 24px;
    transition: var(--transition);
}

.back-to-blog:hover {
    color: var(--primary);
}

.back-to-blog svg {
    transition: transform 0.2s;
}

.back-to-blog:hover svg {
    transform: translateX(-4px);
}

/* ===== Post Header ===== */
.post-header {
    margin-bottom: 36px;
    padding-bottom: 24px;
    border-bottom: 2px solid var(--border);
}

.post-badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--primary);
    background: var(--primary-light);
    padding: 4px 16px;
    border-radius: 20px;
    margin-bottom: 14px;
}

.post-header h1 {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--text);
    line-height: 1.2;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.post-meta {
    font-size: 0.85rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.post-meta .separator {
    color: var(--border);
}

/* ===== Post Body ===== */
.post-body {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.9;
    overflow: visible;
    position: relative;
}

.post-body p {
    margin-bottom: 18px;
}

.post-body h2 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text);
    margin-top: 40px;
    margin-bottom: 14px;
    letter-spacing: -0.01em;
}

.post-body h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text);
    margin-top: 28px;
    margin-bottom: 10px;
}

.post-body h4 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text);
    margin-top: 20px;
    margin-bottom: 8px;
}

.post-body ul,
.post-body ol {
    padding-left: 24px;
    margin-bottom: 18px;
}

.post-body ul li,
.post-body ol li {
    padding: 5px 0;
    color: var(--text-secondary);
    line-height: 1.7;
}

.post-body ul li strong,
.post-body ol li strong {
    color: var(--text);
}

.post-body code {
    background: var(--bg);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.85rem;
    font-family: 'Courier New', monospace;
    color: var(--text);
    border: 1px solid var(--border);
}

.post-body pre {
    background: var(--bg);
    padding: 16px 20px;
    border-radius: 10px;
    overflow-x: auto;
    font-size: 0.85rem;
    margin-bottom: 18px;
    border: 1px solid var(--border);
    clear: both;
}

.post-body pre code {
    background: transparent;
    padding: 0;
    border: none;
    color: var(--text);
    font-size: 0.85rem;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.post-body blockquote {
    border-left: 4px solid var(--primary);
    padding: 14px 22px;
    margin: 20px 0;
    background: var(--primary-light);
    border-radius: 0 10px 10px 0;
    clear: both;
}

.post-body blockquote p {
    margin-bottom: 0;
    font-weight: 500;
    color: var(--text);
}

/* ===== Images ===== */
.post-body img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    margin: 20px 0;
    border: 1px solid var(--border);
    display: block;
}

.post-body .image-wrapper {
    margin: 20px 0;
    text-align: center;
}

.post-body .image-wrapper img {
    display: inline-block;
    margin: 0 auto;
}

.post-body .image-caption {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-align: center;
    margin-top: 6px;
}

/* ===== Tables ===== */
.post-body .table-wrapper {
    overflow-x: auto;
    margin: 20px 0 24px;
    clear: both;
}

.post-body table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
    background: var(--surface);
    border-radius: 10px;
    overflow: hidden;
}

.post-body table thead {
    background: var(--primary);
    color: white;
}

.post-body table th {
    padding: 10px 14px;
    text-align: left;
    font-weight: 600;
}

.post-body table td {
    padding: 8px 14px;
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary);
}

.post-body table tbody tr:last-child td {
    border-bottom: none;
}

.post-body table tbody tr:hover {
    background: var(--bg);
}

.post-body table code {
    font-size: 0.8rem;
}

/* ===== Highlight Box ===== */
.highlight-box {
    background: var(--primary-light);
    border-left: 4px solid var(--primary);
    border-radius: 10px;
    padding: 16px 22px;
    margin: 20px 0;
    clear: both;
}

.highlight-box p {
    margin-bottom: 0;
    font-weight: 500;
    color: var(--text);
}

/* ===== Example Box ===== */
.example-box {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 18px 22px;
    margin: 20px 0;
    clear: both;
}

.example-box h4 {
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 0.95rem;
    color: var(--text);
}

.example-box pre {
    margin-bottom: 0;
    background: var(--surface);
}

/* ===== Links ===== */
.post-body a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
}

.post-body a:hover {
    text-decoration: underline;
}

/* ===== Clearfix ===== */
.post-body::after {
    content: '';
    display: table;
    clear: both;
}

/* ===== Code Copy Button ===== */
.post-body pre {
    position: relative;
    padding-top: 40px;
}

.post-body pre code {
    display: block;
}

.code-copy-btn {
    position: absolute;
    top: 8px;
    right: 10px;
    padding: 4px 12px;
    font-size: 0.7rem;
    font-weight: 500;
    font-family: inherit;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--surface);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    opacity: 0.7;
    z-index: 2;
}

.code-copy-btn:hover {
    opacity: 1;
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
}

.code-copy-btn.copied {
    border-color: #10b981;
    color: #10b981;
    background: #10b98120;
    cursor: default;
    opacity: 1;
}

/* ========================================
   POST HEADER - STATIC & ENHANCED
   ======================================== */

.post-header {
    margin-bottom: 40px;
    padding: 32px 40px 28px 40px;
    background: var(--surface);
    border-radius: 20px;
    border: 1px solid var(--border);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
    position: relative;
    overflow: hidden;
}

/* Декоративная полоска сверху - просто синяя */
.post-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary);
}

.post-badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #fff;
    background: var(--primary);
    padding: 4px 18px;
    border-radius: 100px;
    margin-bottom: 18px;
}

.post-header h1 {
    font-size: 2.6rem;
    font-weight: 800;
    color: var(--text);
    line-height: 1.15;
    margin-bottom: 16px;
    letter-spacing: -0.025em;
}

.post-meta {
    font-size: 0.85rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    padding-top: 14px;
    border-top: 1px solid var(--border);
}

.post-meta .separator {
    color: var(--border);
    font-weight: 300;
    font-size: 1.2rem;
    line-height: 1;
}

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

/* ===== АДАПТИВ ===== */

@media (max-width: 768px) {
    .post-header {
        padding: 24px 20px 20px 20px;
        border-radius: 16px;
        margin-bottom: 28px;
    }

    .post-header h1 {
        font-size: 1.8rem;
    }

    .post-meta {
        font-size: 0.78rem;
        gap: 8px;
        flex-wrap: wrap;
    }

    .post-meta span svg {
        width: 12px;
        height: 12px;
    }
}

@media (max-width: 480px) {
    .post-header {
        padding: 18px 14px 16px 14px;
        border-radius: 12px;
        margin-bottom: 20px;
    }

    .post-header h1 {
        font-size: 1.4rem;
        line-height: 1.2;
    }

    .post-meta {
        font-size: 0.7rem;
        gap: 4px;
        padding-top: 10px;
    }

    .post-meta span svg {
        width: 10px;
        height: 10px;
    }

    .post-badge {
        font-size: 0.6rem;
        padding: 3px 14px;
        margin-bottom: 12px;
    }
}

@media (max-width: 380px) {
    .post-header h1 {
        font-size: 1.2rem;
    }

    .post-meta {
        font-size: 0.65rem;
        flex-direction: column;
        align-items: flex-start;
        gap: 2px;
    }

    .post-meta .separator {
        display: none;
    }
}