/* ============================================
   EduFocal Group Ghost Theme
   Brand: Montserrat, #0789c3 blue, #854099 purple
   ============================================ */

:root {
    --primary: #0789c3;
    --purple: #854099;
    --light-blue: #7fc4e1;
    --gold: #FFC209;
    --dark: #1a1a2e;
    --gray-50: #f8f9fa;
    --gray-100: #f1f5f9;
    --gray-200: #e5e7eb;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --bg-alt: #f0f7fb;
}

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

body {
    font-family: 'Montserrat', system-ui, -apple-system, sans-serif;
    color: var(--gray-800);
    background: white;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
}

/* ============================================
   HEADER
   ============================================ */

.ef-header {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: 100;
}

.ef-header-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.ef-logo img {
    height: 40px;
    width: auto;
}

.ef-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.ef-nav-link {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-500);
    transition: color 0.2s;
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.ef-nav-link:hover,
.ef-nav-active {
    color: var(--primary);
}

.ef-nav-cta {
    background: var(--purple);
    color: white;
    font-size: 0.875rem;
    font-weight: 700;
    padding: 0.625rem 1.25rem;
    border-radius: 0.5rem;
    transition: background 0.2s;
}

.ef-nav-cta:hover {
    background: #6e3480;
}

/* Products dropdown */
.ef-nav-dropdown {
    position: relative;
}

.ef-chevron {
    transition: transform 0.2s;
}

.ef-nav-dropdown.open .ef-chevron {
    transform: rotate(180deg);
}

.ef-dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 0.75rem;
    width: 360px;
    background: white;
    border-radius: 0.75rem;
    box-shadow: 0 20px 60px rgba(0,0,0,0.12);
    border: 1px solid var(--gray-200);
    padding: 0.5rem;
    z-index: 50;
}

.ef-nav-dropdown.open .ef-dropdown-menu {
    display: block;
}

.ef-dropdown-item {
    display: block;
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    transition: background 0.2s;
}

.ef-dropdown-item:hover {
    background: var(--bg-alt);
}

.ef-dropdown-name {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--gray-900);
}

.ef-dropdown-item:hover .ef-dropdown-name {
    color: var(--primary);
}

.ef-dropdown-desc {
    font-size: 0.75rem;
    color: var(--gray-400);
    margin-top: 0.25rem;
    line-height: 1.4;
}

/* Mobile toggle */
.ef-mobile-toggle {
    display: none;
    background: none;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    color: var(--gray-700);
}

.ef-close-icon {
    display: none;
}

.mobile-menu-open .ef-menu-icon {
    display: none;
}

.mobile-menu-open .ef-close-icon {
    display: block;
}

/* Mobile menu */
.ef-mobile-menu {
    display: none;
    border-top: 1px solid var(--gray-200);
    background: white;
}

.mobile-menu-open .ef-mobile-menu {
    display: block;
}

.ef-mobile-link {
    display: block;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-600);
    border-bottom: 1px solid var(--gray-100);
}

.ef-mobile-link:hover {
    background: var(--bg-alt);
    color: var(--primary);
}

@media (max-width: 768px) {
    .ef-nav {
        display: none;
    }
    .ef-mobile-toggle {
        display: block;
    }
}

/* ============================================
   NEWS HERO / PAGE HEADER
   ============================================ */

.ef-news-hero {
    background: linear-gradient(135deg, var(--dark) 0%, #2d1b69 100%);
    padding: 4rem 1.5rem 3rem;
    text-align: center;
}

.ef-news-hero h1 {
    font-size: 2.5rem;
    font-weight: 900;
    color: white;
    margin-bottom: 0.5rem;
}

.ef-news-hero p {
    color: rgba(255,255,255,0.6);
    font-size: 1rem;
    font-weight: 500;
}

/* ============================================
   POST GRID (INDEX)
   ============================================ */

.ef-posts-section {
    max-width: 1280px;
    margin: 0 auto;
    padding: 3rem 1.5rem 4rem;
}

.ef-section-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.ef-section-title {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 2rem;
}

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

@media (max-width: 900px) {
    .ef-post-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .ef-post-grid {
        grid-template-columns: 1fr;
    }
    .ef-news-hero h1 {
        font-size: 1.75rem;
    }
}

/* Post card */
.ef-post-card {
    border-radius: 1rem;
    overflow: hidden;
    border: 1px solid var(--gray-200);
    transition: box-shadow 0.3s, transform 0.3s;
    background: white;
    display: flex;
    flex-direction: column;
}

.ef-post-card:hover {
    box-shadow: 0 12px 40px rgba(0,0,0,0.08);
    transform: translateY(-2px);
}

.ef-post-card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.ef-post-card-image-placeholder {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--primary), var(--purple));
    display: flex;
    align-items: center;
    justify-content: center;
}

.ef-post-card-image-placeholder svg {
    width: 48px;
    height: 48px;
    color: rgba(255,255,255,0.3);
}

.ef-post-card-body {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.ef-post-card-tag {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.ef-post-card-title {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--dark);
    line-height: 1.3;
    margin-bottom: 0.5rem;
}

.ef-post-card:hover .ef-post-card-title {
    color: var(--primary);
}

.ef-post-card-excerpt {
    font-size: 0.85rem;
    color: var(--gray-500);
    line-height: 1.5;
    flex: 1;
    margin-bottom: 1rem;
}

.ef-post-card-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.75rem;
    color: var(--gray-400);
    font-weight: 500;
    padding-top: 1rem;
    border-top: 1px solid var(--gray-100);
}

.ef-post-card-author-img {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    object-fit: cover;
}

.ef-post-card-author-placeholder {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--purple));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.65rem;
    font-weight: 800;
    flex-shrink: 0;
}

/* ============================================
   SINGLE POST / ARTICLE
   ============================================ */

.ef-article {
    max-width: 780px;
    margin: 0 auto;
    padding: 3rem 1.5rem 4rem;
}

.ef-article-header {
    margin-bottom: 2.5rem;
}

.ef-article-tag {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--primary);
    background: var(--bg-alt);
    padding: 0.3rem 0.75rem;
    border-radius: 20px;
    margin-bottom: 1rem;
}

.ef-article-title {
    font-size: 2.25rem;
    font-weight: 900;
    color: var(--dark);
    line-height: 1.2;
    margin-bottom: 1rem;
}

.ef-article-excerpt {
    font-size: 1.15rem;
    color: var(--gray-500);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.ef-article-byline {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 0;
    border-top: 1px solid var(--gray-200);
    border-bottom: 1px solid var(--gray-200);
}

.ef-article-author-img {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
}

.ef-article-author-name {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--dark);
}

.ef-article-date {
    font-size: 0.8rem;
    color: var(--gray-400);
}

.ef-article-feature-image {
    width: 100%;
    border-radius: 1rem;
    margin: 2rem 0;
}

.ef-article-feature-image img {
    width: 100%;
    border-radius: 1rem;
    display: block;
}

/* Article content (gh-content) */
.ef-article-content {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--gray-700);
}

.ef-article-content h2 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--dark);
    margin: 2rem 0 1rem;
}

.ef-article-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dark);
    margin: 1.75rem 0 0.75rem;
}

.ef-article-content p {
    margin-bottom: 1.25rem;
}

.ef-article-content a {
    color: var(--primary);
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.ef-article-content a:hover {
    color: var(--purple);
}

.ef-article-content img {
    border-radius: 0.75rem;
    margin: 1.5rem 0;
}

.ef-article-content blockquote {
    border-left: 4px solid var(--primary);
    padding: 1rem 1.5rem;
    margin: 1.5rem 0;
    background: var(--bg-alt);
    border-radius: 0 0.5rem 0.5rem 0;
    font-style: italic;
    color: var(--gray-600);
}

.ef-article-content ul,
.ef-article-content ol {
    padding-left: 1.5rem;
    margin-bottom: 1.25rem;
}

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

.ef-article-content pre {
    background: var(--dark);
    color: #e2e8f0;
    padding: 1.25rem;
    border-radius: 0.75rem;
    overflow-x: auto;
    margin: 1.5rem 0;
    font-size: 0.9rem;
}

.ef-article-content code {
    font-size: 0.9em;
    background: var(--gray-100);
    padding: 0.15em 0.4em;
    border-radius: 4px;
}

.ef-article-content pre code {
    background: none;
    padding: 0;
}

.ef-article-content figure {
    margin: 1.5rem 0;
}

.ef-article-content figcaption {
    text-align: center;
    font-size: 0.8rem;
    color: var(--gray-400);
    margin-top: 0.5rem;
}

.ef-article-content hr {
    border: none;
    border-top: 1px solid var(--gray-200);
    margin: 2rem 0;
}

/* kg cards (Ghost editor blocks) */
.ef-article-content .kg-image-card img,
.ef-article-content .kg-gallery-image img {
    border-radius: 0.75rem;
}

.ef-article-content .kg-width-wide {
    margin-left: -4rem;
    margin-right: -4rem;
}

.ef-article-content .kg-width-full {
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
}

.ef-article-content .kg-width-full img {
    border-radius: 0;
}

@media (max-width: 768px) {
    .ef-article-title {
        font-size: 1.75rem;
    }
    .ef-article-content .kg-width-wide {
        margin-left: -1rem;
        margin-right: -1rem;
    }
}

/* Read more section */
.ef-read-more {
    max-width: 1280px;
    margin: 0 auto;
    padding: 3rem 1.5rem 4rem;
    border-top: 1px solid var(--gray-200);
}

.ef-read-more-title {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 1.5rem;
}

.ef-read-more-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

@media (max-width: 768px) {
    .ef-read-more-grid {
        grid-template-columns: 1fr;
    }
}

/* Pagination */
.ef-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 2rem 0;
}

.ef-pagination a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.25rem;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--primary);
    background: var(--bg-alt);
    border-radius: 0.5rem;
    transition: background 0.2s;
}

.ef-pagination a:hover {
    background: #d9eef7;
}

.ef-pagination .ef-page-number {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-400);
}

/* ============================================
   FOOTER
   ============================================ */

.ef-footer {
    background: var(--dark);
    color: white;
    padding: 4rem 1.5rem 2rem;
}

.ef-footer-inner {
    max-width: 1280px;
    margin: 0 auto;
}

.ef-footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

@media (max-width: 768px) {
    .ef-footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 480px) {
    .ef-footer-grid {
        grid-template-columns: 1fr;
    }
}

.ef-footer-logo {
    height: 36px;
    width: auto;
    margin-bottom: 1rem;
    filter: brightness(0) invert(1);
}

.ef-footer-tagline {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
    line-height: 1.6;
    max-width: 320px;
}

.ef-footer-col h4 {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: rgba(255,255,255,0.4);
    margin-bottom: 1rem;
}

.ef-footer-col a {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(255,255,255,0.7);
    padding: 0.3rem 0;
    transition: color 0.2s;
}

.ef-footer-col a:hover {
    color: white;
}

.ef-footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 1.5rem;
    text-align: center;
}

.ef-footer-bottom p {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.3);
    font-weight: 500;
}

/* ============================================
   PAGE (static pages)
   ============================================ */

.ef-page {
    max-width: 780px;
    margin: 0 auto;
    padding: 3rem 1.5rem 4rem;
}

.ef-page-title {
    font-size: 2.25rem;
    font-weight: 900;
    color: var(--dark);
    margin-bottom: 1.5rem;
}

/* Tag / Author pages */
.ef-tag-header {
    background: var(--bg-alt);
    padding: 3rem 1.5rem;
    text-align: center;
    border-bottom: 1px solid var(--gray-200);
}

.ef-tag-header h1 {
    font-size: 2rem;
    font-weight: 900;
    color: var(--dark);
}

.ef-tag-header p {
    font-size: 0.95rem;
    color: var(--gray-500);
    margin-top: 0.5rem;
}

/* Error pages */
.ef-error {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 50vh;
    text-align: center;
    padding: 3rem 1.5rem;
}

.ef-error h1 {
    font-size: 6rem;
    font-weight: 900;
    color: var(--gray-200);
    line-height: 1;
}

.ef-error p {
    font-size: 1.1rem;
    color: var(--gray-500);
    margin-top: 1rem;
}

.ef-error a {
    display: inline-block;
    margin-top: 1.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--primary);
    color: white;
    font-weight: 700;
    font-size: 0.9rem;
    border-radius: 0.5rem;
}