:root {
    --color-bg: #fdfdfb;
    --color-surface: #ffffff;
    --color-border: #e5e2da;
    --color-text: #2b2b26;
    --color-text-muted: #6b6b62;
    --color-accent: #047857;
    --color-accent-dark: #065f46;
    --color-accent-soft: #ecfdf5;
    --font-serif: Georgia, 'Times New Roman', serif;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --radius: 6px;
    --max-width: 1180px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
}

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 1.25rem; }

a { color: var(--color-accent-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Header */
.site-header {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 10;
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 0.9rem 1.25rem;
    flex-wrap: wrap;
}
.site-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
}
.site-brand:hover { text-decoration: none; }
.brand-mark {
    width: 2rem; height: 2rem;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--color-accent);
    color: #fff;
    border-radius: 50%;
    font-size: 1.1rem;
}
.header-search { display: flex; flex: 1; max-width: 420px; }
.header-search input {
    flex: 1;
    padding: 0.5rem 0.85rem;
    border: 1px solid var(--color-border);
    border-right: none;
    border-radius: var(--radius) 0 0 var(--radius);
    font-size: 0.95rem;
}
.header-search button {
    padding: 0.5rem 1rem;
    background: var(--color-accent);
    color: #fff;
    border: none;
    border-radius: 0 var(--radius) var(--radius) 0;
    cursor: pointer;
}
.header-search button:hover { background: var(--color-accent-dark); }

/* Layout */
.layout {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 2.5rem;
    padding: 2rem 1.25rem;
    align-items: start;
}
@media (max-width: 820px) {
    .layout { grid-template-columns: 1fr; }
}

/* Sidebar */
.sidebar-block { margin-bottom: 1.75rem; }
.sidebar-block h3 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin: 0 0 0.6rem;
}
.sidebar-block ul { list-style: none; margin: 0; padding: 0; }
.sidebar-block li { margin-bottom: 0.4rem; }
.sidebar-more { font-size: 0.85rem; display: inline-block; margin-top: 0.4rem; }
.sidebar-cta {
    display: block;
    text-align: center;
    padding: 0.6rem;
    background: var(--color-accent-soft);
    color: var(--color-accent-dark);
    border: 1px solid var(--color-accent);
    border-radius: var(--radius);
    font-weight: 600;
}
.sidebar-cta:hover { background: var(--color-accent); color: #fff; text-decoration: none; }

/* Content */
.content h1 { font-family: var(--font-serif); font-size: 2rem; margin: 0 0 0.5rem; }
.content h2 { font-family: var(--font-serif); font-size: 1.4rem; margin: 2rem 0 1rem; border-bottom: 1px solid var(--color-border); padding-bottom: 0.4rem; }
.page-header { margin-bottom: 1.5rem; }
.page-header h1 { margin-bottom: 0.4rem; }

/* Hero */
.hero {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: 2.5rem 2rem;
    margin-bottom: 1rem;
    text-align: center;
}
.hero h1 { font-size: 2.2rem; }
.hero p { color: var(--color-text-muted); max-width: 560px; margin: 0.5rem auto 1.5rem; }
.hero-stats { display: flex; justify-content: center; gap: 2.5rem; flex-wrap: wrap; }
.hero-stats div { display: flex; flex-direction: column; }
.hero-stats strong { font-size: 1.6rem; color: var(--color-accent-dark); font-family: var(--font-serif); }
.hero-stats span { font-size: 0.8rem; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.04em; }

.section { margin-top: 1rem; }

/* Article cards */
.article-list, .article-grid { display: grid; gap: 1rem; }
.article-grid { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.article-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1rem 1.15rem;
}
.article-card h3 { margin: 0 0 0.4rem; font-size: 1.05rem; }
.article-meta { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 0.5rem; }
.tag {
    display: inline-block;
    font-size: 0.72rem;
    padding: 0.15rem 0.55rem;
    border-radius: 999px;
    background: var(--color-accent-soft);
    color: var(--color-accent-dark);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}
.tag-location { background: #eef2ff; color: #3730a3; }
.article-excerpt { color: var(--color-text-muted); font-size: 0.9rem; margin: 0; }

.category-grid, .chip-list { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.category-chip, .chip {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 999px;
    padding: 0.4rem 0.9rem;
    font-size: 0.9rem;
    color: var(--color-text);
}
.category-chip:hover, .chip:hover { border-color: var(--color-accent); text-decoration: none; }
.category-chip span, .chip span { color: var(--color-text-muted); }

/* Category tree */
.category-tree-item { margin-bottom: 1.25rem; }
.category-tree-title { font-weight: 700; font-size: 1.05rem; }
.category-tree-item ul { list-style: none; margin: 0.5rem 0 0; padding-left: 1rem; }
.category-tree-item li { margin-bottom: 0.3rem; }
.count { color: var(--color-text-muted); font-weight: 400; font-size: 0.85rem; }

/* Location grid */
.location-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem; }
.location-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1rem;
    text-align: center;
}
.location-card h3 { margin: 0 0 0.3rem; font-family: var(--font-serif); }
.location-card span { color: var(--color-text-muted); font-size: 0.85rem; }
.location-card:hover { border-color: var(--color-accent); text-decoration: none; }

/* Breadcrumb */
.breadcrumb { font-size: 0.85rem; color: var(--color-text-muted); margin-bottom: 1.25rem; }
.breadcrumb a { color: var(--color-text-muted); }

/* Article detail */
.article-header { margin-bottom: 1.5rem; }
.quality-badge {
    font-size: 0.72rem;
    padding: 0.15rem 0.55rem;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}
.quality-kapsamli { background: #dcfce7; color: #166534; }
.quality-gelisiyor { background: #fef9c3; color: #854d0e; }
.quality-taslak { background: #fee2e2; color: #991b1b; }
.view-count { font-size: 0.8rem; color: var(--color-text-muted); align-self: center; }

.article-body { font-size: 1.05rem; max-width: 720px; }
.article-body p { margin: 0 0 1.1rem; }
.article-body h1, .article-body h2, .article-body h3, .article-body h4, .article-body h5, .article-body h6 { font-family: var(--font-serif); margin: 1.75rem 0 0.75rem; }
.article-body ul, .article-body ol { margin: 0 0 1.1rem; padding-left: 1.4rem; }
.article-body img { max-width: 100%; height: auto; border-radius: var(--radius); margin: 0.5rem 0; }
.article-body a { color: var(--color-accent); text-decoration: underline; }
.article-body sub, .article-body sup { font-size: 0.75em; }
.article-body mark { background: #fef08a; padding: 0 2px; border-radius: 2px; }
.article-body hr { border: none; border-top: 1px solid var(--color-border); margin: 1.5rem 0; }
.article-body code { background: #f3f4f6; padding: 0.1rem 0.35rem; border-radius: 4px; font-size: 0.9em; }
.article-body pre { background: #1f2937; color: #f9fafb; padding: 1rem; border-radius: var(--radius); overflow-x: auto; margin: 0 0 1.1rem; }
.article-body pre code { background: none; padding: 0; color: inherit; }
.article-body table { width: 100%; border-collapse: collapse; margin: 0 0 1.1rem; }
.article-body table td, .article-body table th { border: 1px solid var(--color-border); padding: 0.5rem 0.7rem; text-align: left; }
.article-body table th { background: #f3f4f6; font-weight: 600; }

.video-embed { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; margin: 1.5rem 0; border-radius: var(--radius); background: #000; }
.video-embed iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0; }
.article-body blockquote {
    border-left: 3px solid var(--color-accent);
    margin: 0 0 1.1rem;
    padding: 0.3rem 0 0.3rem 1rem;
    color: var(--color-text-muted);
}

.article-sources ol { padding-left: 1.3rem; }
.article-sources li { margin-bottom: 0.4rem; }

/* Kişi maddelerindeki "künye" kutusu (Vikipedi'deki kişi kutucuklarına benzer) */
.ordupedia-infobox {
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: #f9fafb;
    padding: 1rem 1.1rem;
    margin: 0 0 1.5rem;
    max-width: 420px;
}
.ordupedia-infobox-title {
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 0.6rem;
}
.ordupedia-infobox table { width: 100%; border-collapse: collapse; margin: 0; }
.ordupedia-infobox table tr { border-top: 1px solid var(--color-border); }
.ordupedia-infobox table tr:first-child { border-top: none; }
.ordupedia-infobox table th, .ordupedia-infobox table td {
    text-align: left;
    padding: 0.4rem 0.3rem;
    vertical-align: top;
    font-size: 0.9rem;
}
.ordupedia-infobox table th { color: var(--color-text-muted); font-weight: 600; white-space: nowrap; padding-right: 0.8rem; }
.ordupedia-infobox-note { font-size: 0.8rem; color: var(--color-text-muted); margin: 0.6rem 0 0; }

.media-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 1rem; }
.media-grid figure { margin: 0; }
.media-grid img { width: 100%; border-radius: var(--radius); border: 1px solid var(--color-border); }
.media-grid figcaption { font-size: 0.8rem; color: var(--color-text-muted); margin-top: 0.3rem; }

.article-footer { margin-top: 2rem; padding-top: 1rem; border-top: 1px solid var(--color-border); }
.text-muted { color: var(--color-text-muted); }

/* Not found */
.not-found { text-align: center; padding: 3rem 1rem; }
.not-found h1 { font-size: 1.6rem; }
.not-found-actions { display: flex; justify-content: center; gap: 1rem; margin-top: 1.5rem; flex-wrap: wrap; }

/* Forms */
.form { max-width: 520px; display: flex; flex-direction: column; gap: 0.3rem; }
.form label { font-weight: 600; margin-top: 0.8rem; font-size: 0.9rem; }
.form input, .form textarea {
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 0.95rem;
}
.form input:focus, .form textarea:focus { outline: 2px solid var(--color-accent); outline-offset: 1px; }

.btn {
    display: inline-block;
    padding: 0.6rem 1.1rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-text);
    cursor: pointer;
    font-size: 0.95rem;
}
.btn:hover { border-color: var(--color-accent); text-decoration: none; }
.btn-primary { background: var(--color-accent); border-color: var(--color-accent); color: #fff; margin-top: 1rem; align-self: flex-start; }
.btn-primary:hover { background: var(--color-accent-dark); }

.alert { padding: 0.85rem 1rem; border-radius: var(--radius); margin-bottom: 1.25rem; }
.alert-success { background: #dcfce7; color: #166534; border: 1px solid #86efac; }
.alert-error { background: #fee2e2; color: #991b1b; border: 1px solid #fca5a5; }
.alert-error ul { margin: 0; padding-left: 1.2rem; }

.empty-state { color: var(--color-text-muted); padding: 1.5rem 0; }

/* Pagination (works with Laravel's default pagination view regardless of its utility classes) */
.content nav[role="navigation"] { margin-top: 2rem; }
.content nav[role="navigation"] a,
.content nav[role="navigation"] span {
    display: inline-block;
    padding: 0.4rem 0.75rem;
    margin: 0 0.15rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    font-size: 0.85rem;
}
.content nav[role="navigation"] a:hover { border-color: var(--color-accent); text-decoration: none; }
.content nav[role="navigation"] span[aria-current="page"] { background: var(--color-accent); color: #fff; border-color: var(--color-accent); }

/* Books */
.book-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 1.25rem; }
.book-card {
    display: block;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
    color: var(--color-text);
}
.book-card:hover { border-color: var(--color-accent); text-decoration: none; }
.book-cover { aspect-ratio: 2 / 3; background: var(--color-accent-soft); display: flex; align-items: center; justify-content: center; }
.book-cover img { width: 100%; height: 100%; object-fit: cover; }
.book-cover-placeholder { color: var(--color-accent-dark); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; }
.book-info { padding: 0.75rem 0.9rem; }
.book-info h3 { margin: 0 0 0.2rem; font-size: 0.95rem; }
.book-author { margin: 0 0 0.4rem; color: var(--color-text-muted); font-size: 0.82rem; }

.book-detail-header { display: flex; gap: 1.5rem; margin-bottom: 1.5rem; flex-wrap: wrap; }
.book-detail-cover { width: 180px; border-radius: var(--radius); border: 1px solid var(--color-border); align-self: flex-start; }
.book-detail-info { flex: 1; min-width: 240px; }
.book-actions { display: flex; align-items: center; gap: 0.85rem; margin-top: 1rem; flex-wrap: wrap; }
.book-text { max-width: 720px; white-space: pre-line; font-size: 1.02rem; }
.audio-player { max-width: 100%; }

/* Akademik Makaleler */
.paper-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1.25rem; }
.paper-card {
    display: block;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1rem 1.1rem;
    color: var(--color-text);
}
.paper-card:hover { border-color: var(--color-accent); text-decoration: none; }
.paper-card h3 { margin: 0 0 0.3rem; font-size: 1.02rem; }
.paper-author { margin: 0 0 0.5rem; color: var(--color-text-muted); font-size: 0.85rem; }
.paper-abstract { margin: 0 0 0.6rem; font-size: 0.9rem; color: var(--color-text); }

.paper-author-box {
    background: var(--color-accent-soft);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    margin: 1rem 0 1.5rem;
}
.paper-author-box h2 { margin: 0 0 0.4rem; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--color-text-muted); }
.paper-author-name { margin: 0; font-weight: 600; }
.paper-author-institution, .paper-author-contact { margin: 0.15rem 0; color: var(--color-text-muted); font-size: 0.9rem; }
.paper-author-box .btn { margin-top: 0.75rem; }

/* TTS */
.tts-button {
    background: var(--color-accent-soft);
    border-color: var(--color-accent);
    color: var(--color-accent-dark);
    font-weight: 600;
}
.tts-button:hover { background: var(--color-accent); color: #fff; }

.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;
}

/* Footer */
.site-footer {
    margin-top: 3rem;
    padding: 1.5rem 0;
    border-top: 1px solid var(--color-border);
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.85rem;
}