/* =========================
   Arabic Knowledge Engine
   Public Website Styles
   ========================= */

:root {
    --bg: #f6f8fb;
    --surface: #ffffff;
    --surface-soft: #f9fbff;
    --text: #1f2937;
    --muted: #667085;
    --heading: #101828;
    --primary: #0f6ecd;
    --primary-hover: #0b5db0;
    --border: #e6eaf0;
    --shadow: 0 8px 24px rgba(16, 24, 40, 0.06);
    --radius: 14px;
    --radius-sm: 10px;
    --content-width: 900px;
    --article-width: 820px;
}

* {
    box-sizing: border-box;
}

html {
    direction: rtl;
}

body {
    margin: 0;
    padding: 0;
    font-family: Arial, "Tahoma", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.9;
}

a {
    color: var(--primary);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

img,
iframe,
video,
table {
    max-width: 100%;
}

.page-wrap {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 28px 18px 40px;
}

.page-wrap--article {
    max-width: var(--article-width);
}

.site-header {
    text-align: center;
    margin-bottom: 28px;
}

.site-title {
    margin: 0 0 10px;
    font-size: 34px;
    line-height: 1.4;
    color: var(--heading);
}

.site-subtitle {
    margin: 0 auto;
    max-width: 700px;
    color: var(--muted);
    font-size: 16px;
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.article-list {
    display: grid;
    gap: 16px;
}

.article-card {
    padding: 18px;
}

.article-card__title {
    display: inline-block;
    font-size: 22px;
    font-weight: bold;
    line-height: 1.6;
    margin-bottom: 8px;
    color: var(--primary);
}

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

.article-card__excerpt {
    margin: 0 0 10px;
    color: #475467;
    font-size: 16px;
}

.article-card__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    color: var(--muted);
    font-size: 14px;
}

.badge-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #eef6ff;
    color: var(--primary);
    border: 1px solid #dbeafe;
    border-radius: 999px;
    padding: 6px 12px;
    font-size: 14px;
}

.badge-link:hover {
    background: #e3f0ff;
    text-decoration: none;
}

.empty-state {
    text-align: center;
    color: var(--muted);
    padding: 48px 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.pagination {
    margin-top: 28px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.pagination a,
.pagination .disabled,
.pagination .current {
    display: inline-block;
    padding: 10px 16px;
    border-radius: 10px;
    font-size: 15px;
}

.pagination a {
    background: var(--primary);
    color: #fff;
    text-decoration: none;
}

.pagination a:hover {
    background: var(--primary-hover);
}

.pagination .disabled {
    background: #d8dee8;
    color: #667085;
    cursor: default;
}

.pagination .current {
    background: #edf2f7;
    color: #344054;
    border: 1px solid var(--border);
}

/* =========================
   Article Page
   ========================= */

.back-link {
    display: inline-block;
    margin-bottom: 18px;
    font-size: 15px;
    color: var(--primary);
}

.article-shell {
    padding: 24px;
}

.article-title {
    margin: 0 0 12px;
    font-size: 34px;
    line-height: 1.5;
    color: var(--heading);
}

.article-meta {
    margin-bottom: 18px;
    color: var(--muted);
    font-size: 14px;
}

.article-category {
    margin-bottom: 18px;
}

.article-content {
    margin-top: 14px;
}

.article-content h2 {
    font-size: 28px;
    line-height: 1.6;
    margin-top: 34px;
    margin-bottom: 12px;
    color: var(--heading);
}

.article-content h3 {
    font-size: 22px;
    line-height: 1.6;
    margin-top: 26px;
    margin-bottom: 10px;
    color: var(--heading);
}

.article-content p,
.article-content li {
    font-size: 19px;
    color: var(--text);
}

.article-content p {
    margin: 0 0 16px;
}

.article-content ul,
.article-content ol {
    margin: 0 0 18px;
    padding-right: 22px;
}

.article-content li {
    margin-bottom: 10px;
}

.article-content blockquote {
    margin: 18px 0;
    padding: 14px 16px;
    background: var(--surface-soft);
    border-right: 4px solid var(--primary);
    border-radius: var(--radius-sm);
}

.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    background: #fff;
}

.article-content th,
.article-content td {
    border: 1px solid var(--border);
    padding: 10px 12px;
    text-align: right;
}

.article-content strong {
    color: var(--heading);
}

.related-box {
    margin-top: 34px;
    padding-top: 22px;
    border-top: 1px solid var(--border);
}

.related-box h3 {
    margin: 0 0 14px;
    font-size: 24px;
    color: var(--heading);
}

.related-list {
    display: grid;
    gap: 10px;
}

.related-list a {
    display: block;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--surface-soft);
    font-weight: bold;
}

.related-list a:hover {
    background: #eef6ff;
    text-decoration: none;
}

/* =========================
   Category Page
   ========================= */

.page-heading {
    margin: 0 0 8px;
    font-size: 30px;
    line-height: 1.5;
    color: var(--heading);
}

.page-intro {
    margin: 0 0 22px;
    color: var(--muted);
    font-size: 15px;
}

/* =========================
   Utility
   ========================= */

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

/* =========================
   Responsive
   ========================= */

@media (max-width: 768px) {
    .page-wrap {
        padding: 20px 14px 32px;
    }

    .site-title {
        font-size: 28px;
    }

    .article-title {
        font-size: 28px;
    }

    .page-heading {
        font-size: 26px;
    }

    .article-card__title {
        font-size: 20px;
    }

    .article-content h2 {
        font-size: 24px;
    }

    .article-content p,
    .article-content li {
        font-size: 18px;
    }

    .article-shell,
    .article-card {
        padding: 16px;
    }
}

@media (max-width: 480px) {
    .site-title {
        font-size: 24px;
    }

    .article-title {
        font-size: 24px;
    }

    .page-heading {
        font-size: 22px;
    }

    .article-content h2 {
        font-size: 22px;
    }

    .article-content p,
    .article-content li,
    .article-card__excerpt {
        font-size: 17px;
    }

    .pagination a,
    .pagination .disabled,
    .pagination .current {
        width: 100%;
        text-align: center;
    }
}