/*
Theme Name: ITSzemle
Theme URI: https://itszemle.hu
Author: ITSzemle Team
Author URI: https://itszemle.hu
Description: Egyszeru, modern WordPress sablon informatikai hirek es podcast osszefoglalok megjelenitesehez. Accessibility-ready, teljes billentyuzet tamogatas, WCAG 2.1 AA megfeleles.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: itszemle
Tags: blog, news, accessibility-ready, custom-menu, featured-images, translation-ready
*/

/* Reset es alap stilusok */
*, *::before, *::after {
    box-sizing: border-box;
}

:root {
    /* Szinek - WCAG 2.1 AA megfelelő kontraszttal */
    --color-primary: #1a1a2e;
    --color-secondary: #16213e;
    --color-accent: #e94560;
    --color-accent-hover: #c73e54;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-bg: #ffffff;
    --color-bg-alt: #f8f9fa;
    --color-border: #e0e0e0;
    --color-focus: #0066cc;

    /* Tipografia */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* Container */
    --container-max: 1200px;
    --container-narrow: 800px;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
}

/* Focus allapot - accessibility */
:focus {
    outline: 3px solid var(--color-focus);
    outline-offset: 2px;
}

:focus:not(:focus-visible) {
    outline: none;
}

:focus-visible {
    outline: 3px solid var(--color-focus);
    outline-offset: 2px;
}

/* Skip link - accessibility */
.skip-link {
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-primary);
    color: #ffffff;
    text-decoration: none;
    font-weight: 600;
    z-index: 100000;
    border-radius: 0 0 4px 4px;
    transition: top 0.2s ease;
}

.skip-link:focus {
    top: 0;
    outline-color: #ffffff;
}

/* Screen reader only - accessibility */
.screen-reader-text {
    clip: rect(1px, 1px, 1px, 1px);
    position: absolute !important;
    height: 1px;
    width: 1px;
    overflow: hidden;
    word-wrap: normal !important;
}

.screen-reader-text:focus {
    clip: auto !important;
    display: block;
    height: auto;
    width: auto;
    z-index: 100000;
    background: var(--color-bg);
    padding: var(--spacing-md);
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-narrow {
    max-width: var(--container-narrow);
}

/* Tipografia */
h1, h2, h3, h4, h5, h6 {
    margin: 0 0 var(--spacing-md) 0;
    font-weight: 700;
    line-height: 1.3;
    color: var(--color-primary);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin: 0 0 var(--spacing-md) 0;
}

a {
    color: var(--color-accent);
    text-decoration: underline;
    transition: color 0.2s ease;
}

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

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

/* Header */
.site-header {
    background: var(--color-primary);
    padding: var(--spacing-md) 0;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
}

.site-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: #ffffff;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 700;
}

.site-logo:hover,
.site-logo:focus {
    color: var(--color-accent);
}

.site-logo svg {
    width: 40px;
    height: 40px;
}

/* Navigacio */
.main-nav {
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: var(--spacing-xs);
}

.nav-menu li {
    margin: 0;
}

.nav-menu a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    border-radius: 4px;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.nav-menu a:hover,
.nav-menu a:focus {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-accent);
}

.nav-menu .current-menu-item a,
.nav-menu .current_page_item a {
    background: var(--color-accent);
    color: #ffffff;
}

/* Almenü (dropdown) */
.nav-menu li {
    position: relative;
}

.nav-menu .sub-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: var(--color-primary);
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    padding: var(--spacing-sm) 0;
    margin: 0;
    list-style: none;
    z-index: 1000;
}

.nav-menu li:hover > .sub-menu,
.nav-menu li:focus-within > .sub-menu {
    display: block;
}

.nav-menu .sub-menu a {
    padding: var(--spacing-sm) var(--spacing-md);
    white-space: nowrap;
}

.nav-menu .sub-menu a:hover,
.nav-menu .sub-menu a:focus {
    background: rgba(255, 255, 255, 0.1);
}

/* Almenü indikátor nyíl */
.nav-menu .menu-item-has-children > a::after {
    content: ' ▾';
    font-size: 0.8em;
}

/* Mobile menu toggle */
.menu-toggle {
    display: none;
    background: transparent;
    border: none;
    padding: var(--spacing-sm);
    cursor: pointer;
    color: #ffffff;
}

.menu-toggle svg {
    width: 24px;
    height: 24px;
}

.menu-toggle[aria-expanded="true"] .icon-menu {
    display: none;
}

.menu-toggle[aria-expanded="false"] .icon-close {
    display: none;
}

/* Main content */
.site-main {
    min-height: 60vh;
    padding: var(--spacing-2xl) 0;
}

/* Hero section */
.hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    padding: var(--spacing-2xl) 0;
    color: #ffffff;
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.hero h1 {
    color: #ffffff;
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.hero p {
    font-size: 1.25rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* Cikk lista */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-xl);
}

/* Cikk kartya */
.post-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.post-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.post-card:focus-within {
    outline: 3px solid var(--color-focus);
    outline-offset: 2px;
}

.post-card-image {
    position: relative;
    aspect-ratio: 16 / 9;
    background: var(--color-bg-alt);
    overflow: hidden;
}

.post-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.post-card-image .placeholder-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--color-border);
}

.post-card-content {
    padding: var(--spacing-lg);
}

.post-card-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--color-text-light);
}

.post-card-category {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-accent);
    color: #ffffff;
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 4px;
}

.post-card-category:hover,
.post-card-category:focus {
    background: var(--color-accent-hover);
    color: #ffffff;
}

.post-card-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.post-card-title a {
    color: var(--color-primary);
    text-decoration: none;
}

.post-card-title a:hover,
.post-card-title a:focus {
    color: var(--color-accent);
    text-decoration: underline;
}

.post-card-excerpt {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    margin-bottom: var(--spacing-md);
}

.post-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
    font-size: 0.875rem;
    color: var(--color-text-light);
}

.read-time {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

/* Podcast jelveny */
.podcast-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-secondary);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 4px;
}

.podcast-badge svg {
    width: 14px;
    height: 14px;
}

/* Egyes bejegyzes */
.single-post {
    max-width: var(--container-narrow);
    margin: 0 auto;
}

.post-header {
    margin-bottom: var(--spacing-xl);
}

.post-header .post-category {
    display: inline-block;
    margin-bottom: var(--spacing-md);
}

.post-header h1 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.post-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--color-text-light);
}

.post-meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.post-featured-image {
    margin-bottom: var(--spacing-xl);
    border-radius: 8px;
    overflow: hidden;
}

.post-content {
    font-size: 1.125rem;
    line-height: 1.8;
}

.post-content h2,
.post-content h3,
.post-content h4 {
    margin-top: var(--spacing-xl);
}

.post-content p {
    margin-bottom: var(--spacing-lg);
}

.post-content ul,
.post-content ol {
    margin: 0 0 var(--spacing-lg) var(--spacing-lg);
    padding-left: var(--spacing-lg);
}

.post-content li {
    margin-bottom: var(--spacing-sm);
}

.post-content blockquote {
    margin: var(--spacing-xl) 0;
    padding: var(--spacing-lg);
    background: var(--color-bg-alt);
    border-left: 4px solid var(--color-accent);
    font-style: italic;
}

.post-content pre {
    background: var(--color-primary);
    color: #ffffff;
    padding: var(--spacing-lg);
    border-radius: 8px;
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: 0.875rem;
}

.post-content code {
    font-family: var(--font-mono);
    background: var(--color-bg-alt);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.875em;
}

.post-content pre code {
    background: transparent;
    padding: 0;
}

/* Podcast info box */
.podcast-info {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: #ffffff;
    padding: var(--spacing-lg);
    border-radius: 8px;
    margin-bottom: var(--spacing-xl);
}

.podcast-info h3 {
    color: #ffffff;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.podcast-info-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    font-size: 0.9375rem;
    opacity: 0.9;
}

/* Paginacio */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border);
}

.pagination a,
.pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    height: 44px;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
}

.pagination a {
    color: var(--color-text);
}

.pagination a:hover,
.pagination a:focus {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #ffffff;
}

.pagination .current {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #ffffff;
}

/* Sidebar */
.sidebar {
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border);
}

.widget {
    margin-bottom: var(--spacing-xl);
}

.widget-title {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-accent);
}

.widget ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.widget li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-border);
}

.widget li:last-child {
    border-bottom: none;
}

.widget a {
    text-decoration: none;
}

.widget a:hover,
.widget a:focus {
    text-decoration: underline;
}

/* Footer */
.site-footer {
    background: var(--color-primary);
    color: #ffffff;
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h3 {
    color: #ffffff;
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
}

.footer-section ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-section li {
    margin-bottom: var(--spacing-sm);
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
}

.footer-section a:hover,
.footer-section a:focus {
    color: var(--color-accent);
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
}

/* 404 oldal */
.error-404 {
    text-align: center;
    padding: var(--spacing-2xl) 0;
}

.error-404 h1 {
    font-size: 6rem;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

/* Kereses */
.search-form {
    display: flex;
    max-width: 500px;
    margin: 0 auto;
}

.search-form label {
    flex: 1;
}

.search-field {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-right: none;
    border-radius: 4px 0 0 4px;
    font-size: 1rem;
    font-family: inherit;
}

.search-field:focus {
    outline: none;
    border-color: var(--color-focus);
}

.search-submit {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-accent);
    color: #ffffff;
    border: none;
    border-radius: 0 4px 4px 0;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.search-submit:hover,
.search-submit:focus {
    background: var(--color-accent-hover);
}

/* Responsive */
@media (max-width: 767px) {
    :root {
        --spacing-2xl: 2rem;
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }

    .header-inner {
        flex-wrap: wrap;
    }

    .menu-toggle {
        display: block;
    }

    .main-nav {
        display: none;
        width: 100%;
        padding-top: var(--spacing-md);
    }

    .main-nav.is-open {
        display: block;
    }

    .nav-menu {
        flex-direction: column;
        gap: var(--spacing-xs);
    }

    .nav-menu a {
        padding: var(--spacing-md);
    }

    /* Mobil almenü */
    .nav-menu .sub-menu {
        position: static;
        display: none;
        box-shadow: none;
        padding-left: var(--spacing-lg);
        background: rgba(255, 255, 255, 0.05);
    }

    .nav-menu .menu-item-has-children.is-open > .sub-menu {
        display: block;
    }

    .nav-menu .sub-menu a {
        padding: var(--spacing-sm) var(--spacing-md);
    }

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

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

    .hero p {
        font-size: 1rem;
    }

    .post-header h1 {
        font-size: 1.75rem;
    }

    .post-content {
        font-size: 1rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (min-width: 768px) and (max-width: 1023px) {
    .posts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Print stilusok */
@media print {
    .site-header,
    .site-footer,
    .sidebar,
    .pagination,
    .skip-link {
        display: none;
    }

    body {
        font-size: 12pt;
        color: #000;
        background: #fff;
    }

    a {
        color: #000;
        text-decoration: underline;
    }
}

/* Reduced motion - accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}