/* ============================================
   Blog & Admin Styles
   Extends the CTG corporate identity
   ============================================ */

/* ============================================
   Blog Hero
   ============================================ */

.blog-hero {
    padding: 10rem 0 4rem;
    background: var(--bg-deep);
    position: relative;
    overflow: hidden;
}

.blog-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 50% 40%, rgba(42, 96, 144, 0.08) 0%, transparent 70%),
        radial-gradient(ellipse 40% 30% at 70% 60%, rgba(106, 179, 224, 0.04) 0%, transparent 60%);
}

.blog-hero .section-header {
    position: relative;
    z-index: 1;
    margin-bottom: 0;
}

.blog-hero h1 {
    font-family: 'Rajdhani', 'Inter', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 1px;
}

/* ============================================
   Blog Grid & Cards
   ============================================ */

.blog-listing {
    padding: var(--section-padding);
    background: var(--bg-primary);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.blog-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateY(30px);
    text-decoration: none;
    display: block;
    color: inherit;
}

.blog-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.blog-card:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
    box-shadow: 0 8px 40px rgba(106, 179, 224, 0.08);
    transform: translateY(-4px);
}

.blog-card.visible:hover {
    transform: translateY(-4px);
}

.blog-card-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: var(--bg-secondary);
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.blog-card:hover .blog-card-image img {
    transform: scale(1.05);
}

.blog-card-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
}

.blog-card-image-placeholder svg {
    width: 48px;
    height: 48px;
}

.blog-card-body {
    padding: 1.5rem;
}

.blog-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.blog-tag {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--blue-mid);
    background: rgba(74, 144, 196, 0.1);
    border-radius: 3px;
}

.blog-card-title {
    font-family: 'Rajdhani', 'Inter', sans-serif;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: 0.5px;
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.blog-card-excerpt {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.25rem;
}

.blog-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    color: var(--text-muted);
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.blog-loading,
.blog-empty {
    text-align: center;
    padding: 3rem;
    color: var(--text-secondary);
    font-size: 1rem;
}

.blog-load-more {
    text-align: center;
    margin-top: 3rem;
}

/* ============================================
   Blog Post (Individual Article)
   ============================================ */

.blog-post-hero {
    padding: 10rem 0 3rem;
    background: var(--bg-deep);
    position: relative;
    overflow: hidden;
}

.blog-post-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 50% 40%, rgba(42, 96, 144, 0.08) 0%, transparent 70%);
}

.blog-post-header {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.blog-post-header .blog-card-tags {
    justify-content: center;
    margin-bottom: 1.5rem;
}

.blog-post-header h1 {
    font-family: 'Rajdhani', 'Inter', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.5px;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.blog-post-meta {
    display: flex;
    justify-content: center;
    gap: 2rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.blog-post-featured-image {
    max-width: 900px;
    margin: -2rem auto 0;
    position: relative;
    z-index: 1;
    padding: 0 2rem;
}

.blog-post-featured-image img {
    width: 100%;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.blog-post-content {
    padding: 3rem 0 var(--section-padding);
    background: var(--bg-primary);
}

.blog-article {
    max-width: 750px;
    margin: 0 auto;
    padding: 0 2rem;
}

.blog-article h1,
.blog-article h2,
.blog-article h3 {
    font-family: 'Rajdhani', 'Inter', sans-serif;
    color: var(--text-primary);
    margin: 2.5rem 0 1rem;
    letter-spacing: 0.5px;
}

.blog-article h1 { font-size: 2rem; }
.blog-article h2 { font-size: 1.6rem; }
.blog-article h3 { font-size: 1.3rem; }

.blog-article p {
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.blog-article a {
    color: var(--blue-light);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.blog-article a:hover {
    color: var(--blue-pale);
}

.blog-article strong {
    color: var(--text-primary);
    font-weight: 600;
}

.blog-article em {
    font-style: italic;
}

.blog-article ul,
.blog-article ol {
    color: var(--text-secondary);
    margin: 0 0 1.5rem 1.5rem;
    line-height: 1.9;
}

.blog-article li {
    margin-bottom: 0.5rem;
}

.blog-article blockquote {
    border-left: 3px solid var(--blue-mid);
    padding: 1rem 1.5rem;
    margin: 1.5rem 0;
    background: rgba(74, 144, 196, 0.05);
    border-radius: 0 6px 6px 0;
}

.blog-article blockquote p {
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: 0;
}

.blog-article pre {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 1.25rem;
    margin: 1.5rem 0;
    overflow-x: auto;
}

.blog-article code {
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 0.88rem;
    color: var(--blue-pale);
}

.blog-article p code {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    padding: 0.15rem 0.4rem;
}

.blog-article img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 1.5rem 0;
    border: 1px solid var(--border-color);
}

.blog-post-nav {
    text-align: center;
    padding: 0 2rem 4rem;
    background: var(--bg-primary);
}

.blog-post-loading {
    text-align: center;
    padding: 10rem 2rem 4rem;
    color: var(--text-secondary);
    font-size: 1rem;
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
}

.blog-post-not-found {
    text-align: center;
    padding: 10rem 2rem 4rem;
    min-height: 60vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    background: var(--bg-primary);
}

.blog-post-not-found h1 {
    font-family: 'Rajdhani', 'Inter', sans-serif;
    font-size: 2rem;
    color: var(--text-primary);
}

.blog-post-not-found p {
    color: var(--text-secondary);
}

/* ============================================
   Admin - Login
   ============================================ */

.admin-login {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-deep);
    padding: 2rem;
}

.admin-login-card {
    width: 100%;
    max-width: 400px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 3rem 2.5rem;
    text-align: center;
}

.admin-login-card h1 {
    font-family: 'Rajdhani', 'Inter', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.admin-login-card .admin-subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

.admin-login-card .form-group {
    margin-bottom: 1.2rem;
    text-align: left;
}

.admin-login-card .form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.admin-login-card .form-group input {
    width: 100%;
    padding: 0.9rem 1.2rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    outline: none;
}

.admin-login-card .form-group input:focus {
    border-color: var(--blue-mid);
    box-shadow: 0 0 0 3px rgba(74, 144, 196, 0.1);
}

.admin-login-error {
    color: #ef4444;
    font-size: 0.85rem;
    margin-bottom: 1rem;
    display: none;
}

.admin-login-error.show {
    display: block;
}

/* ============================================
   Admin - Panel Layout
   ============================================ */

.admin-panel {
    display: none;
    min-height: 100vh;
    background: var(--bg-deep);
}

.admin-panel.active {
    display: block;
}

.admin-topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: rgba(8, 12, 20, 0.95);
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.admin-topbar-left {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.admin-topbar-title {
    font-family: 'Rajdhani', 'Inter', sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 1px;
}

.admin-topbar-title span {
    color: var(--blue-mid);
    font-weight: 400;
    font-size: 0.9rem;
    margin-left: 0.5rem;
}

/* ============================================
   Admin - Tab Navigation
   ============================================ */

.admin-tabs {
    display: flex;
    gap: 0.25rem;
    background: var(--bg-secondary);
    border-radius: 6px;
    padding: 0.2rem;
}

.admin-tab {
    padding: 0.4rem 1rem;
    font-family: 'Inter', sans-serif;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: transparent;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    letter-spacing: 0.3px;
}

.admin-tab:hover {
    color: var(--text-primary);
}

.admin-tab.active {
    background: var(--bg-card);
    color: var(--text-primary);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.admin-topbar-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.admin-user-email {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.btn-sm {
    padding: 0.5rem 1.2rem;
    font-size: 0.8rem;
}

.btn-danger {
    background: transparent;
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.1);
    border-color: #ef4444;
}

.admin-content {
    padding: 5rem 2rem 2rem;
    max-width: var(--container-max);
    margin: 0 auto;
}

/* ============================================
   Admin - Post List
   ============================================ */

.admin-post-list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.admin-post-list-header h2 {
    font-family: 'Rajdhani', 'Inter', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.admin-posts-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-posts-table th {
    text-align: left;
    padding: 0.75rem 1rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
}

.admin-posts-table td {
    padding: 1rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.admin-posts-table tr:hover td {
    background: var(--bg-card);
}

.admin-post-title-cell {
    color: var(--text-primary);
    font-weight: 500;
}

.status-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-published {
    background: rgba(45, 160, 106, 0.15);
    color: #2da06a;
}

.status-draft {
    background: rgba(234, 179, 8, 0.15);
    color: #eab308;
}

.admin-post-actions {
    display: flex;
    gap: 0.5rem;
}

.btn-icon {
    padding: 0.4rem 0.7rem;
    font-size: 0.78rem;
    border-radius: 4px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Inter', sans-serif;
}

.btn-icon:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
    background: var(--bg-card-hover);
}

.btn-icon.delete:hover {
    border-color: rgba(239, 68, 68, 0.5);
    color: #ef4444;
    background: rgba(239, 68, 68, 0.08);
}

.admin-posts-empty {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
}

/* ============================================
   Admin - Post Editor
   ============================================ */

.admin-editor {
    display: none;
}

.admin-editor.active {
    display: block;
}

.admin-editor-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.admin-editor-header h2 {
    font-family: 'Rajdhani', 'Inter', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.admin-editor-actions {
    display: flex;
    gap: 0.75rem;
}

.admin-editor-form {
    display: grid;
    gap: 1.5rem;
}

.admin-editor-form .form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.admin-editor-form label {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.admin-editor-form input,
.admin-editor-form textarea,
.admin-editor-form select {
    width: 100%;
    padding: 0.9rem 1.2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    outline: none;
}

.admin-editor-form input:focus,
.admin-editor-form textarea:focus,
.admin-editor-form select:focus {
    border-color: var(--blue-mid);
    box-shadow: 0 0 0 3px rgba(74, 144, 196, 0.1);
}

.admin-editor-form select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238494a7' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.admin-editor-form select option {
    background: var(--bg-card);
    color: var(--text-primary);
}

.admin-editor-form textarea {
    resize: vertical;
    min-height: 100px;
}

.admin-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.admin-editor-form .form-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: -0.25rem;
}

/* ============================================
   Quill Editor - Dark Theme Override
   ============================================ */

.editor-wrapper {
    border: 1px solid var(--border-color);
    border-radius: 6px;
    overflow: hidden;
}

.ql-toolbar.ql-snow {
    background: var(--bg-secondary);
    border: none;
    border-bottom: 1px solid var(--border-color);
    padding: 0.75rem;
}

.ql-container.ql-snow {
    background: var(--bg-card);
    border: none;
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    min-height: 350px;
}

.ql-editor {
    line-height: 1.8;
    padding: 1.5rem;
}

.ql-editor.ql-blank::before {
    color: var(--text-muted);
    font-style: italic;
}

.ql-snow .ql-stroke {
    stroke: var(--text-secondary);
}

.ql-snow .ql-fill,
.ql-snow .ql-stroke.ql-fill {
    fill: var(--text-secondary);
}

.ql-snow .ql-picker-label {
    color: var(--text-secondary);
}

.ql-snow .ql-picker-options {
    background: var(--bg-card);
    border-color: var(--border-color);
}

.ql-snow .ql-picker-item {
    color: var(--text-secondary);
}

.ql-snow .ql-picker-item:hover {
    color: var(--text-primary);
}

.ql-snow .ql-active .ql-stroke {
    stroke: var(--blue-light);
}

.ql-snow .ql-active .ql-fill {
    fill: var(--blue-light);
}

.ql-snow .ql-active {
    color: var(--blue-light);
}

.ql-snow button:hover .ql-stroke {
    stroke: var(--blue-light);
}

.ql-snow button:hover .ql-fill {
    fill: var(--blue-light);
}

.ql-editor h1,
.ql-editor h2,
.ql-editor h3 {
    font-family: 'Rajdhani', 'Inter', sans-serif;
    color: var(--text-primary);
}

.ql-editor blockquote {
    border-left: 3px solid var(--blue-mid);
    padding-left: 1rem;
    color: var(--text-secondary);
}

.ql-editor pre.ql-syntax {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--blue-pale);
}

.ql-editor a {
    color: var(--blue-light);
}

.ql-snow .ql-tooltip {
    background: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-primary);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.ql-snow .ql-tooltip input[type="text"] {
    background: var(--bg-secondary);
    border-color: var(--border-color);
    color: var(--text-primary);
}

/* ============================================
   Admin - CMS Page Editor
   ============================================ */

.cms-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 1rem;
    overflow: hidden;
}

.cms-section-toggle {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: 'Rajdhani', 'Inter', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.cms-section-toggle:hover {
    background: var(--bg-card-hover);
}

.cms-section-toggle svg {
    width: 18px;
    height: 18px;
    color: var(--text-secondary);
    transition: transform 0.2s ease;
    flex-shrink: 0;
}

.cms-section.open .cms-section-toggle svg {
    transform: rotate(180deg);
}

.cms-section-body {
    display: none;
    padding: 0 1.5rem 1.5rem;
}

.cms-section.open .cms-section-body {
    display: block;
}

.cms-subsection-label {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--blue-mid);
    margin-top: 0.5rem;
    margin-bottom: 0.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.cms-subsection-label:first-child {
    border-top: none;
    padding-top: 0;
    margin-top: 0;
}

/* ============================================
   Admin - Notification Toast
   ============================================ */

.admin-toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 1rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.9rem;
    z-index: 1000;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s ease;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.admin-toast.show {
    transform: translateY(0);
    opacity: 1;
}

.admin-toast.success {
    border-color: rgba(45, 160, 106, 0.3);
}

.admin-toast.error {
    border-color: rgba(239, 68, 68, 0.3);
}

/* ============================================
   Blog Responsive
   ============================================ */

@media (max-width: 1024px) {
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .blog-hero {
        padding: 8rem 0 3rem;
    }

    .blog-hero h1 {
        font-size: 2rem;
    }

    .blog-grid {
        grid-template-columns: 1fr;
    }

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

    .blog-post-meta {
        flex-direction: column;
        gap: 0.5rem;
    }

    .admin-topbar {
        flex-direction: column;
        gap: 0.75rem;
        padding: 0.75rem 1.5rem;
    }

    .admin-topbar-left {
        flex-direction: column;
        gap: 0.75rem;
        width: 100%;
    }

    .admin-tabs {
        width: 100%;
        justify-content: center;
    }

    .admin-content {
        padding: 7rem 1.5rem 2rem;
    }

    .admin-post-list-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }

    .admin-form-row {
        grid-template-columns: 1fr;
    }

    .admin-posts-table {
        font-size: 0.8rem;
    }

    .admin-posts-table th:nth-child(3),
    .admin-posts-table td:nth-child(3) {
        display: none;
    }

    .admin-editor-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .admin-posts-table th:nth-child(2),
    .admin-posts-table td:nth-child(2) {
        display: none;
    }

    .blog-card-body {
        padding: 1.25rem;
    }
}