/* --- TEMEL STİLLER VE DEĞİŞKENLER --- */
:root {
    --background-color: #121212;
    --surface-color: #1E1E1E;
    --primary-color: #F59E0B; /* Amber/Orange */
    --secondary-color: #4FD1C5; /* Teal for secondary accents */
    --text-color: #E1E1E1;
    --text-color-secondary: #B3B3B3;
    --border-color: #333333;

    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --header-font: 'Georgia', serif;

    --container-width: 1200px;
    --spacing-unit: 1rem;
}

/* --- RESET VE GENEL AYARLAR --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

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

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

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

ul {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--header-font);
    color: var(--text-color);
    line-height: 1.2;
    margin-bottom: calc(var(--spacing-unit) * 0.5);
}

.container {
    width: 90%;
    max-width: var(--container-width);
    margin-left: auto;
    margin-right: auto;
    padding: 0 var(--spacing-unit);
}

.section-title {
    font-size: 2rem;
    margin-bottom: var(--spacing-unit);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: calc(var(--spacing-unit) * 0.5);
    display: inline-block;
}

/* --- HEADER / NAVBAR --- */
.main-header {
    background-color: var(--surface-color);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-unit) 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--text-color);
}

.main-nav {
    display: none; /* Mobilde varsayılan olarak gizli */
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--surface-color);
    border-top: 1px solid var(--border-color);
    flex-direction: column;
    padding: var(--spacing-unit);
    transform: translateY(-10px);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s;
}

.main-nav.mobile-active {
    display: flex;
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.main-nav ul {
    flex-direction: column;
    width: 100%;
    text-align: center;
}

.main-nav ul li {
    padding: var(--spacing-unit) 0;
}

.mobile-menu-button {
    display: flex; /* Mobilde görünür */
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 10;
}

.mobile-menu-button span {
    width: 30px;
    height: 3px;
    background-color: var(--text-color);
    border-radius: 10px;
    transition: all 0.3s linear;
    position: relative;
    transform-origin: 1px;
}

/* --- ANA İÇERİK --- */
main.container {
    padding-top: calc(var(--spacing-unit) * 2);
    padding-bottom: calc(var(--spacing-unit) * 2);
}

/* --- ÖNE ÇIKAN GÖNDERİLER --- */
.featured-grid {
    display: grid;
    gap: var(--spacing-unit);
}

.featured-card {
    background-color: var(--surface-color);
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.featured-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2), 0 4px 6px -2px rgba(0, 0, 0, 0.1);
}

.card-image {
    height: 200px;
    width: 100%;
    object-fit: cover;
    background-color: #4A5568;
}

.post-card .card-image {
    height: 180px;
}

/* --- ANA İÇERİK ALANI VE KENAR ÇUBUĞU --- */
.content-area {
    margin-top: calc(var(--spacing-unit) * 2);
}

.sidebar {
    margin-top: calc(var(--spacing-unit) * 2);
}

.posts-grid {
    display: grid;
    gap: var(--spacing-unit);
}

.post-card {
    background-color: var(--surface-color);
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.post-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2), 0 4px 6px -2px rgba(0, 0, 0, 0.1);
}


.card-content {
    padding: var(--spacing-unit);
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.card-categories {
    display: flex;
    flex-wrap: wrap;
    gap: calc(var(--spacing-unit) * 0.5);
    margin-bottom: calc(var(--spacing-unit) * 0.75);
}

.card-category {
    display: inline-block;
    width: fit-content; /* Genişliği içeriğe göre ayarla */
    font-size: 0.75rem;
    font-weight: bold;
    text-transform: uppercase;
    color: var(--background-color);
    background-color: var(--primary-color);
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: calc(var(--spacing-unit) * 0.5);
}

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

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

.card-excerpt {
    color: var(--text-color-secondary);
    font-size: 0.9rem;
    flex-grow: 1;
    margin-bottom: var(--spacing-unit);
}

.card-meta {
    font-size: 0.8rem;
    color: var(--text-color-secondary);
    display: flex;
    justify-content: flex-end; /* Yazar kaldırıldığı için tarihi sağa yasla */
    border-top: 1px solid var(--border-color);
    padding-top: calc(var(--spacing-unit) * 0.75);
    margin-top: auto;
}

/* --- SAYFALAMA --- */
.pagination {
    margin-top: calc(var(--spacing-unit) * 2);
    display: flex;
    justify-content: center;
    gap: calc(var(--spacing-unit) * 0.5);
}

.page-numbers {
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 4px;
}

.page-numbers.current {
    background-color: var(--primary-color);
    color: var(--background-color);
    border-color: var(--primary-color);
}

/* --- KENAR ÇUBUĞU (SIDEBAR) --- */
.widget {
    background-color: var(--surface-color);
    padding: var(--spacing-unit);
    border-radius: 8px;
    margin-bottom: var(--spacing-unit);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.widget-title {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-unit);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: calc(var(--spacing-unit) * 0.5);
}

.search-widget input[type="search"] {
    width: 100%;
    padding: 0.75rem;
    background-color: var(--background-color);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    border-radius: 4px;
}
.search-widget button {
    display: none; /* Buton gizlendi, arama enter ile yapılacak */
}

.categories-list {
    display: flex;
    flex-wrap: wrap;
    gap: calc(var(--spacing-unit) * 0.5);
}

.widget-category-item {
    display: inline-block;
    font-size: 0.8rem;
    color: var(--text-color-secondary);
    background-color: var(--background-color);
    padding: 0.35rem 0.85rem;
    border-radius: 9999px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.widget-category-item:hover {
    color: var(--background-color);
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.popular-posts-widget ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-unit);
}

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

.popular-post-image {
    width: 60px;
    height: 60px;
    flex-shrink: 0;
    object-fit: cover;
    background-color: var(--border-color);
    border-radius: 8px;
}

.popular-post-content {
    display: flex;
    flex-direction: column;
}

.popular-post-title {
    color: var(--text-color);
    font-weight: bold;
    font-size: 0.9rem;
    line-height: 1.3;
}
.popular-post-title:hover {
    color: var(--primary-color);
}

.popular-post-date {
    font-size: 0.8rem;
    color: var(--text-color-secondary);
    margin-top: 4px;
}

/* --- FOOTER --- */
.main-footer {
    background-color: var(--surface-color);
    border-top: 1px solid var(--border-color);
    padding: calc(var(--spacing-unit) * 2) 0;
    margin-top: calc(var(--spacing-unit) * 2);
    text-align: center;
}

.main-footer .container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-unit);
}

.footer-title {
    font-size: 1.1rem;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.slogan {
    color: var(--text-color-secondary);
    font-style: italic;
}

/* --- POST SAYFASI STİLLERİ --- */
.post-full-header {
    text-align: center;
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.post-full-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-unit);
}

.post-full-meta {
    font-size: 0.9rem;
    color: var(--text-color-secondary);
}

.post-full-image {
    margin: 0 auto calc(var(--spacing-unit) * 2);
    border-radius: 8px;
    overflow: hidden;
}

.post-full-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    background-color: #4A5568;
}

.post-full-content {
    font-size: 1.1rem;
    line-height: 1.8;
}

.post-full-content p,
.post-full-content ul,
.post-full-content ol,
.post-full-content blockquote {
    margin-bottom: calc(var(--spacing-unit) * 1.5);
}

.post-full-content h2 {
    font-size: 1.8rem;
    margin-top: calc(var(--spacing-unit) * 2);
    margin-bottom: var(--spacing-unit);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: calc(var(--spacing-unit) * 0.5);
}

.post-full-content ul,
.post-full-content ol {
    list-style-position: inside;
    padding-left: var(--spacing-unit);
}

.post-full-content ul {
    list-style-type: disc;
}

.post-full-content ol {
    list-style-type: decimal;
}

.post-full-content blockquote {
    border-left: 4px solid var(--primary-color);
    padding-left: var(--spacing-unit);
    font-style: italic;
    color: var(--text-color-secondary);
    font-size: 1.2rem;
}

.post-full-content pre {
    background-color: var(--background-color);
    border: 1px solid var(--border-color);
    padding: var(--spacing-unit);
    border-radius: 8px;
    overflow-x: auto;
    font-size: 0.9rem;
    white-space: pre-wrap;
}

.post-full-content code {
    font-family: 'Courier New', Courier, monospace;
    background-color: #2a2a2a;
    padding: 0.2em 0.4em;
    border-radius: 3px;
    font-size: 85%;
}

.post-full-content pre code {
    background-color: transparent;
    padding: 0;
    font-size: inherit;
}

.post-sharing {
    margin-top: calc(var(--spacing-unit) * 3);
    padding-top: calc(var(--spacing-unit) * 1.5);
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.share-title {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-unit);
    color: var(--text-color-secondary);
}

.share-links {
    display: flex;
    justify-content: center;
    gap: calc(var(--spacing-unit) * 0.75);
}

.share-link {
    display: inline-block;
    padding: 0.4rem 1rem; /* Küçültüldü */
    border-radius: 9999px;
    font-weight: bold;
    font-size: 0.8rem; /* Küçültüldü */
    color: var(--text-color-secondary);
    background-color: transparent;
    border: 1px solid var(--border-color);
    text-decoration: none;
    transition: all 0.3s ease;
}

.share-link:hover {
    color: #fff; /* Hover durumunda metin rengi beyaz olacak */
}

.share-link.twitter:hover { border-color: #1DA1F2; color: #1DA1F2; }
.share-link.facebook:hover { border-color: #1877F2; color: #1877F2; }
.share-link.linkedin:hover { border-color: #0A66C2; color: #0A66C2; }


/* --- TABLET (≥768px) --- */
@media (min-width: 768px) {
    .main-nav {
        display: flex; /* Tablet ve üstü için görünür */
        position: static;
        width: auto;
        background-color: transparent;
        border-top: none;
        flex-direction: row;
        padding: 0;
        opacity: 1;
        visibility: visible;
        transform: none;
        transition: none;
    }

    .main-nav ul {
        display: flex;
        flex-direction: row;
        gap: calc(var(--spacing-unit) * 1.5);
    }

    .mobile-menu-button {
        display: none;
    }

    .featured-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .main-footer .container {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

/* --- MASAÜSTÜ (≥1200px) --- */
@media (min-width: 1200px) {
    .content-area {
        display: grid;
        grid-template-columns: 2fr 1fr;
        gap: calc(var(--spacing-unit) * 2);
        margin-top: calc(var(--spacing-unit) * 3);
    }

    .sidebar {
        margin-top: 0;
    }
}
.button-primary {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--background-color);
    padding: 0.75rem 1.5rem;
    border-radius: 9999px;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.2s ease;
}

.button-primary:hover {
    transform: translateY(-2px);
}

.error-page-container {
    text-align: center;
    padding: calc(var(--spacing-unit) * 4) 0;
}

.category-count {
    margin-left: 0.35rem;
    color: var(--text-color-secondary);
    font-size: 0.85rem;
}
.page-content {
    background-color: var(--surface-color);
    padding: calc(var(--spacing-unit) * 2);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.page-header {
    margin-bottom: calc(var(--spacing-unit) * 1.5);
}

.page-title {
    font-size: 2rem;
    margin-bottom: calc(var(--spacing-unit) * 0.5);
}

.page-excerpt {
    color: var(--text-color-secondary);
    font-size: 1rem;
}

.page-body > * + * {
    margin-top: calc(var(--spacing-unit));
}

.page-body a {
    color: var(--primary-color);
    text-decoration: underline;
}