/*
Theme Name: Magazine
Theme URI: https://example.com/magazine-theme
Author: Your Name
Description: Ein modernes Magazin-Theme für Technik, Wohnen und Garten. Mit Hero-Post, Artikel-Grid, Sidebar und Newsletter-Widget.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.4
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: magazine
Tags: blog, magazine, news, grid-layout, custom-colors, custom-logo, custom-menu, featured-images, threaded-comments, translation-ready
*/

/* ===========================
   CSS RESET & BASE
=========================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --color-primary: #2563EB;
    --color-primary-dark: #1D4ED8;
    --color-text: #1a1a2e;
    --color-text-muted: #6b7280;
    --color-text-light: #9ca3af;
    --color-border: #e5e7eb;
    --color-bg: #ffffff;
    --color-bg-light: #f3f4f6;
    --color-bg-footer: #f0f0ed;
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --container-max: 1280px;
    --container-padding: 2rem;
    --sidebar-width: 320px;
    --gap: 2rem;
    --radius: 4px;
}

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

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* ===========================
   TYPOGRAPHY
=========================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.2;
    font-weight: 700;
}

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

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

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

ul {
    list-style: none;
}

p {
    margin-bottom: 1rem;
}

p:last-child {
    margin-bottom: 0;
}

/* ===========================
   UTILITY CLASSES
=========================== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

/* ===========================
   HEADER
=========================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
    display: flex;
    align-items: center;
    gap: 2rem;
    height: 64px;
}

/* Logo */
.site-logo {
    flex-shrink: 0;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--color-text);
    letter-spacing: -0.02em;
}

.site-logo .dot {
    color: var(--color-primary);
}

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

/* Primary Navigation */
.primary-nav {
    flex: 1;
}

.primary-nav__list {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.primary-nav__item {
    position: relative;
}

.primary-nav__link {
    display: block;
    padding: 0.5rem 0.75rem;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text);
    border-radius: var(--radius);
    transition: color 0.2s, background 0.2s;
}

.primary-nav__link:hover,
.primary-nav__item.current-menu-item > .primary-nav__link {
    color: var(--color-primary);
    background: rgba(37, 99, 235, 0.06);
}

/* Divider in nav */
.primary-nav__divider {
    width: 1px;
    height: 20px;
    background: var(--color-border);
    margin: 0 0.5rem;
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-shrink: 0;
}

.search-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    color: var(--color-text-muted);
    border-radius: 50%;
    transition: background 0.2s, color 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-toggle:hover {
    background: var(--color-bg-light);
    color: var(--color-text);
}

.btn-newsletter {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1.25rem;
    background: var(--color-primary);
    color: #fff !important;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    transition: background 0.2s, transform 0.1s;
    border: none;
    cursor: pointer;
}

.btn-newsletter:hover {
    background: var(--color-primary-dark);
    color: #fff;
}

/* Search Overlay */
.search-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 200;
    align-items: flex-start;
    justify-content: center;
    padding-top: 10vh;
}

.search-overlay.active {
    display: flex;
}

.search-overlay__inner {
    background: #fff;
    border-radius: 12px;
    padding: 2rem;
    width: 100%;
    max-width: 600px;
    margin: 0 1rem;
    box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}

.search-overlay__form {
    display: flex;
    gap: 0.5rem;
}

.search-overlay__input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 2px solid var(--color-border);
    border-radius: 8px;
    font-size: 1rem;
    font-family: var(--font-body);
    outline: none;
    transition: border-color 0.2s;
}

.search-overlay__input:focus {
    border-color: var(--color-primary);
}

.search-overlay__submit {
    padding: 0.75rem 1.5rem;
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.search-overlay__submit:hover {
    background: var(--color-primary-dark);
}

.search-overlay__close {
    display: block;
    margin-top: 1rem;
    text-align: right;
    color: var(--color-text-muted);
    font-size: 0.875rem;
    cursor: pointer;
    background: none;
    border: none;
    font-family: var(--font-body);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    color: var(--color-text);
}

/* ===========================
   MAIN LAYOUT
=========================== */
.site-main {
    padding: 2.5rem 0;
}

.content-area {
    display: grid;
    grid-template-columns: 1fr var(--sidebar-width);
    gap: 3rem;
    align-items: start;
}

/* ===========================
   HERO / FEATURED POST
=========================== */
.hero-post {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 3rem;
    min-height: 320px;
}

.hero-post__image-wrap {
    overflow: hidden;
}

.hero-post__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.hero-post:hover .hero-post__image {
    transform: scale(1.03);
}

.hero-post__content {
    padding: 2.5rem 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 1rem;
}

.hero-post__category {
    display: inline-block;
    background: rgba(37, 99, 235, 0.1);
    color: var(--color-primary);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.3rem 0.75rem;
    border-radius: 3px;
    align-self: flex-start;
}

.hero-post__title {
    font-size: 2rem;
    line-height: 1.15;
    color: var(--color-text);
    transition: color 0.2s;
}

.hero-post__title:hover {
    color: var(--color-primary);
}

.hero-post__excerpt {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

.hero-post__meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.hero-post__meta svg {
    flex-shrink: 0;
}

.hero-post__meta .separator {
    color: var(--color-border);
}

/* ===========================
   SECTION HEADER
=========================== */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-border);
}

.section-title {
    font-family: var(--font-heading);
    font-size: 1.375rem;
    font-weight: 700;
}

.section-link {
    color: var(--color-primary);
    font-size: 0.875rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    transition: gap 0.2s;
}

.section-link:hover {
    gap: 0.5rem;
    color: var(--color-primary-dark);
}

/* ===========================
   POSTS GRID
=========================== */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
}

.post-card {
    display: flex;
    flex-direction: column;
}

.post-card__image-wrap {
    overflow: hidden;
    border-radius: 6px;
    aspect-ratio: 16/10;
    margin-bottom: 0.875rem;
}

.post-card__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.35s ease;
}

.post-card:hover .post-card__image {
    transform: scale(1.05);
}

.post-card__category {
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 0.4rem;
}

.post-card__title {
    font-size: 1.0625rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 0.5rem;
    transition: color 0.2s;
}

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

.post-card__excerpt {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    margin-bottom: 0.625rem;
}

.post-card__date {
    font-size: 0.75rem;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: auto;
}

/* ===========================
   SIDEBAR
=========================== */
.sidebar {
    position: sticky;
    top: 80px;
}

/* Widget Base */
.widget {
    margin-bottom: 2rem;
}

.widget-title {
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--color-border);
}

/* Search Widget */
.widget-search .search-form {
    display: flex;
    align-items: center;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
    transition: border-color 0.2s;
}

.widget-search .search-form:focus-within {
    border-color: var(--color-primary);
}

.widget-search .search-icon {
    padding: 0 0.75rem;
    color: var(--color-text-muted);
    flex-shrink: 0;
}

.widget-search .search-input {
    flex: 1;
    padding: 0.625rem 0;
    border: none;
    outline: none;
    font-size: 0.875rem;
    font-family: var(--font-body);
    color: var(--color-text);
    background: transparent;
}

.widget-search .search-input::placeholder {
    color: var(--color-text-light);
}

.widget-search .search-submit {
    display: none;
}

/* Categories Widget */
.widget-categories .tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.widget-categories .tag {
    display: inline-block;
    padding: 0.3rem 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: 20px;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.widget-categories .tag:hover,
.widget-categories .tag.active {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: rgba(37, 99, 235, 0.05);
}

/* Popular Posts Widget */
.widget-popular .popular-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.popular-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.popular-item__number {
    font-size: 1.5rem;
    font-weight: 900;
    font-family: var(--font-heading);
    color: var(--color-border);
    line-height: 1;
    flex-shrink: 0;
    min-width: 28px;
}

.popular-item__content {
    flex: 1;
}

.popular-item__title {
    font-size: 0.875rem;
    font-weight: 600;
    line-height: 1.4;
    transition: color 0.2s;
}

.popular-item__title:hover {
    color: var(--color-primary);
}

.popular-item__category {
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-top: 0.2rem;
}

/* Newsletter Widget */
.widget-newsletter {
    background: var(--color-primary);
    border-radius: 10px;
    padding: 1.75rem;
    color: #fff;
}

.widget-newsletter .newsletter-icon {
    width: 44px;
    height: 44px;
    background: rgba(255,255,255,0.15);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.widget-newsletter h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: #fff;
}

.widget-newsletter p {
    font-size: 0.875rem;
    opacity: 0.85;
    line-height: 1.6;
    margin-bottom: 1.25rem;
}

.newsletter-email-input {
    width: 100%;
    padding: 0.625rem 0.875rem;
    border: none;
    border-radius: 6px;
    font-size: 0.875rem;
    font-family: var(--font-body);
    color: var(--color-text);
    outline: none;
    margin-bottom: 0.625rem;
}

.newsletter-email-input::placeholder {
    color: var(--color-text-light);
}

.btn-subscribe {
    width: 100%;
    padding: 0.625rem 1rem;
    background: #fff;
    color: var(--color-primary);
    border: none;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 700;
    cursor: pointer;
    font-family: var(--font-body);
    transition: background 0.2s;
}

.btn-subscribe:hover {
    background: #f0f4ff;
}

/* ===========================
   FOOTER
=========================== */
.site-footer {
    background: var(--color-bg-footer);
    margin-top: 4rem;
}

.footer-main {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 3rem;
    padding: 4rem 0 3rem;
}

.footer-brand .site-logo {
    font-size: 1.375rem;
    display: inline-block;
    margin-bottom: 1rem;
}

.footer-brand p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    max-width: 280px;
}

.footer-col-title {
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-text);
    margin-bottom: 1.25rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--color-primary);
}

.footer-bottom {
    border-top: 1px solid var(--color-border);
    padding: 1.25rem 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-copyright {
    font-size: 0.75rem;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-social {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.footer-social a {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 600;
    transition: color 0.2s;
}

.footer-social a:hover {
    color: var(--color-primary);
}

/* ===========================
   SINGLE POST
=========================== */
.post-hero-image {
    width: 100%;
    max-height: 480px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 2rem;
}

.post-header {
    margin-bottom: 2rem;
}

.post-header .category-badge {
    display: inline-block;
    background: rgba(37,99,235,0.1);
    color: var(--color-primary);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.3rem 0.75rem;
    border-radius: 3px;
    margin-bottom: 1rem;
}

.post-header h1 {
    font-size: 2.5rem;
    line-height: 1.15;
    margin-bottom: 1.25rem;
}

.post-meta {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-border);
}

.post-content {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: #374151;
}

.post-content h2 {
    font-size: 1.625rem;
    margin: 2.5rem 0 1rem;
}

.post-content h3 {
    font-size: 1.25rem;
    margin: 2rem 0 0.75rem;
}

.post-content p {
    margin-bottom: 1.5rem;
}

.post-content ul,
.post-content ol {
    list-style: initial;
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.post-content blockquote {
    border-left: 4px solid var(--color-primary);
    padding: 1rem 1.5rem;
    margin: 2rem 0;
    background: rgba(37,99,235,0.05);
    border-radius: 0 6px 6px 0;
    font-style: italic;
    font-size: 1.125rem;
}

/* ===========================
   ARCHIVE / BLOG PAGE
=========================== */
.archive-posts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.archive-post-card {
    display: flex;
    flex-direction: column;
}

.archive-post-card__image-wrap {
    overflow: hidden;
    border-radius: 6px;
    aspect-ratio: 16/9;
    margin-bottom: 1rem;
}

.archive-post-card__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.35s;
}

.archive-post-card:hover .archive-post-card__image {
    transform: scale(1.05);
}

.archive-post-card__category {
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 0.4rem;
}

.archive-post-card__title {
    font-size: 1.125rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 0.5rem;
    transition: color 0.2s;
}

.archive-post-card__title:hover {
    color: var(--color-primary);
}

.archive-post-card__excerpt {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

.archive-post-card__date {
    font-size: 0.75rem;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 3rem;
}

.pagination .page-numbers {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    transition: all 0.2s;
}

.pagination .page-numbers:hover,
.pagination .page-numbers.current {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

/* ===========================
   PAGE 404
=========================== */
.error-404 {
    text-align: center;
    padding: 5rem 0;
}

.error-404 h1 {
    font-size: 6rem;
    color: var(--color-border);
    line-height: 1;
}

.error-404 h2 {
    font-size: 1.5rem;
    margin: 1rem 0;
}

.error-404 p {
    color: var(--color-text-muted);
    margin-bottom: 2rem;
}

/* ===========================
   RESPONSIVE
=========================== */
@media (max-width: 1100px) {
    :root {
        --sidebar-width: 280px;
    }

    .footer-main {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 900px) {
    .content-area {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: static;
    }

    .hero-post {
        grid-template-columns: 1fr;
    }

    .hero-post__image-wrap {
        aspect-ratio: 16/9;
        height: 260px;
    }

    .posts-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
    }

    .primary-nav,
    .header-actions .btn-newsletter {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    .site-header__inner {
        justify-content: space-between;
    }

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

    .footer-main {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 2.5rem 0 2rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .hero-post__title {
        font-size: 1.5rem;
    }

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

    /* Mobile Menu */
    .mobile-menu {
        display: none;
        position: fixed;
        inset: 0;
        top: 64px;
        background: #fff;
        z-index: 99;
        padding: 1.5rem var(--container-padding);
        overflow-y: auto;
    }

    .mobile-menu.active {
        display: block;
    }

    .mobile-menu__list {
        display: flex;
        flex-direction: column;
        gap: 0;
    }

    .mobile-menu__link {
        display: block;
        padding: 0.875rem 0;
        font-size: 1.125rem;
        font-weight: 600;
        border-bottom: 1px solid var(--color-border);
    }

    .mobile-menu .btn-newsletter {
        display: flex;
        margin-top: 1.5rem;
        justify-content: center;
    }
}