/* ====== Enhanced Modern Blog Details Theme ====== */
:root {
    /* ألوان محسنة مع تدرجات جميلة */
    --kdn-bg: #fafbfc;
    --kdn-surface: #ffffff;
    --kdn-surface-2: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
    --kdn-surface-elevated: #ffffff;
    
    /* نظام ألوان النصوص المحسن */
    --kdn-text-primary: #1a202c;
    --kdn-text-secondary: #4a5568;
    --kdn-text-muted: #718096;
    --kdn-text-light: #a0aec0;
    
    /* الألوان المعتمدة مع تحسينات */
    --kdn-accent: #FEC800;
    --kdn-accent-light: #FFD700;
    --kdn-accent-dark: #E6B300;
    --kdn-accent-gradient: linear-gradient(135deg, #FEC800 0%, #FFD700 100%);
    
    /* ألوان إضافية للتحسين */
    --kdn-success: #38a169;
    --kdn-info: #3182ce;
    --kdn-warning: #ed8936;
    --kdn-danger: #e53e3e;
    
    /* حدود وظلال محسنة */
    --kdn-border: #e2e8f0;
    --kdn-border-light: #f1f5f9;
    --kdn-border-dark: #cbd5e0;
    
    /* ظلال متدرجة للعمق */
    --kdn-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
    --kdn-shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
    --kdn-shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
    --kdn-shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1), 0 10px 10px rgba(0, 0, 0, 0.04);
    --kdn-shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.15);
    
    /* زوايا محسنة */
    --kdn-radius-sm: 8px;
    --kdn-radius: 12px;
    --kdn-radius-md: 16px;
    --kdn-radius-lg: 20px;
    --kdn-radius-xl: 24px;
    
    /* انتقالات سلسة */
    --kdn-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --kdn-transition-fast: all 0.15s ease-out;
    --kdn-transition-slow: all 0.5s ease-in-out;
}

/* تحسينات الخطوط والنصوص */
.kdn-post {
    background: var(--kdn-bg);
    color: var(--kdn-text-primary);
    direction: rtl;
    font-family: 'Cairo', 'Segoe UI', system-ui, sans-serif;
    line-height: 1.7;
    letter-spacing: 0.01em;
}

/* حاوية عامة محسنة */
.kdn-container {
    max-width: 1200px;
    margin-inline: auto;
    padding: 0 24px;
}

/* شريط التقدم المحسن */
.kdn-reading-progress {
    position: fixed;
    inset-inline: 0;
    top: 0;
    height: 4px;
    background: var(--kdn-accent-gradient);
    transform: scaleX(0);
    transform-origin: right;
    z-index: 50;
    box-shadow: var(--kdn-shadow-md);
}

/* رأس المقال المحسن */
.kdn-post-head {
    padding: 80px 0 40px;
    background: var(--kdn-surface);
    border-bottom: 1px solid var(--kdn-border-light);
    position: relative;
}

.kdn-post-head::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: linear-gradient(135deg, rgba(254, 200, 0, 0.02) 0%, rgba(255, 215, 0, 0.05) 100%);
    pointer-events: none;
}

.kdn-breadcrumbs {
    display: flex;
    gap: 12px;
    color: var(--kdn-text-muted);
    font-size: 14px;
    align-items: center;
    margin-bottom: 24px;
    font-weight: 500;
}

.kdn-breadcrumbs a {
    color: var(--kdn-text-muted);
    text-decoration: none;
    transition: var(--kdn-transition-fast);
    padding: 4px 8px;
    border-radius: var(--kdn-radius-sm);
}

.kdn-breadcrumbs a:hover {
    color: var(--kdn-accent);
    background: rgba(254, 200, 0, 0.1);
}

.kdn-title {
    font-size: clamp(32px, 5vw, 48px);
    line-height: 1.2;
    margin: 0 0 32px;
    font-weight: 800;
    color: var(--kdn-text-primary);
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--kdn-text-primary) 0%, var(--kdn-text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* تحسين الـ chips */
.kdn-chip {
    display: inline-flex;
    gap: 8px;
    align-items: center;
    border: 1px solid var(--kdn-border);
    padding: 8px 16px;
    border-radius: 50px;
    background: var(--kdn-surface-elevated);
    color: var(--kdn-text-secondary);
    font-size: 14px;
    font-weight: 500;
    transition: var(--kdn-transition);
    box-shadow: var(--kdn-shadow-sm);
}

.kdn-chip:hover {
    transform: translateY(-1px);
    box-shadow: var(--kdn-shadow-md);
}

.kdn-chip--cat {
    background: var(--kdn-accent-gradient);
    border-color: var(--kdn-accent);
    color: var(--kdn-text-primary);
    font-weight: 600;
}

.kdn-meta {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
    align-items: center;
}

.kdn-meta__left {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.kdn-share {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    color: var(--kdn-text-secondary);
}

.kdn-share__btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    border: 1px solid var(--kdn-border);
    background: var(--kdn-accent);
    color: black;
    transition: var(--kdn-transition);
    text-decoration: none;
    box-shadow: var(--kdn-shadow-sm);
}

.kdn-share__btn:hover {
    transform: translateY(-2px);
    background: white;
    color: var(--kdn-accent);
    border-color: var(--kdn-accent);
    box-shadow: var(--kdn-shadow-lg);
}

/* غلاف محسن - صورة أصغر وأجمل */
.kdn-cover {
    padding: 32px 0;
}

.kdn-cover__figure {
    border-radius: var(--kdn-radius-md);
    overflow: hidden;
    position: relative;
    border: 1px solid var(--kdn-border-light);
    background: var(--kdn-surface);
    box-shadow: var(--kdn-shadow-lg);
    transition: var(--kdn-transition-slow);
    max-width: 800px;
    margin: 0 auto;
}

.kdn-cover__figure:hover {
    transform: translateY(-2px);
    box-shadow: var(--kdn-shadow-xl);
}

.kdn-cover__img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
    filter: saturate(1.1) contrast(1.05) brightness(1.02);
    transition: var(--kdn-transition-slow);
}

.kdn-cover__figure:hover .kdn-cover__img {
    transform: scale(1.02);
}

/* الشبكة المحسنة */
.kdn-grid {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 40px;
    margin-top: 48px;
}

@media (max-width: 1024px) {
    .kdn-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

/* TOC محسن */
.kdn-toc {
    position: relative;
}

.kdn-toc__box {
    position: sticky;
    top: 100px;
    border: 1px solid var(--kdn-border-light);
    border-radius: var(--kdn-radius-md);
    background: var(--kdn-surface-elevated);
    padding: 24px;
    box-shadow: var(--kdn-shadow-lg);
    backdrop-filter: blur(10px);
}

.kdn-toc__title {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--kdn-text-primary);
    margin-bottom: 16px;
    font-weight: 700;
    font-size: 16px;
}

.kdn-toc__nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 20px;
}

.kdn-toc__link {
    display: block;
    padding: 12px 16px;
    border-radius: var(--kdn-radius);
    color: var(--kdn-text-secondary);
    text-decoration: none;
    border: 1px solid transparent;
    transition: var(--kdn-transition);
    font-weight: 500;
    position: relative;
}

.kdn-toc__link::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 0;
    background: var(--kdn-accent);
    border-radius: 2px;
    transition: var(--kdn-transition);
}

.kdn-toc__link:hover {
    background: rgba(254, 200, 0, 0.08);
    color: var(--kdn-accent-dark);
    transform: translateX(-4px);
}

.kdn-toc__link:hover::before {
    height: 20px;
}

.kdn-toc__link.active {
    background: var(--kdn-accent-gradient);
    color: white;
    border-color: var(--kdn-accent);
    box-shadow: var(--kdn-shadow-md);
}

.kdn-toc__link.active::before {
    height: 20px;
    background: white;
}

.kdn-author {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    border-top: 1px solid var(--kdn-border-light);
    margin-top: 16px;
    background: linear-gradient(135deg, rgba(254, 200, 0, 0.05) 0%, rgba(255, 215, 0, 0.02) 100%);
    border-radius: var(--kdn-radius);
}

.kdn-author img {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--kdn-accent);
    box-shadow: var(--kdn-shadow-md);
}

.kdn-author__name {
    font-weight: 700;
    color: var(--kdn-text-primary);
    font-size: 16px;
}

.kdn-author__role {
    font-size: 14px;
    color: var(--kdn-text-muted);
    margin-top: 2px;
}

/* المقال المحسن */
.kdn-article {
    border: 1px solid var(--kdn-border-light);
    background: var(--kdn-surface-elevated);
    border-radius: var(--kdn-radius-lg);
    padding: 40px;
    box-shadow: var(--kdn-shadow-lg);
    position: relative;
    overflow: hidden;
}

.kdn-article::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--kdn-accent-gradient);
}

.kdn-article h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--kdn-text-primary);
    margin: 32px 0 16px;
    position: relative;
    padding-bottom: 8px;
}

.kdn-article h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 60px;
    height: 3px;
    background: var(--kdn-accent-gradient);
    border-radius: 2px;
}

.kdn-article p {
    margin: 16px 0;
    font-size: 17px;
    line-height: 1.8;
    color: var(--kdn-text-secondary);
}

.kdn-lead {
    font-size: 20px;
    color: var(--kdn-text-primary);
    font-weight: 500;
    margin: 0 0 24px;
    padding: 20px;
    background: linear-gradient(135deg, rgba(254, 200, 0, 0.08) 0%, rgba(255, 215, 0, 0.05) 100%);
    border-radius: var(--kdn-radius);
    border-left: 4px solid var(--kdn-accent);
}

/* قوائم محسنة */
.kdn-list {
    padding: 0 24px 0 0;
    margin: 16px 0;
}

.kdn-list li {
    margin: 8px 0;
    position: relative;
    padding-right: 16px;
    color: var(--kdn-text-secondary);
    font-size: 16px;
}

.kdn-list li::before {
    content: '•';
    position: absolute;
    right: 0;
    color: var(--kdn-accent);
    font-weight: bold;
    font-size: 18px;
}

/* صور بسيطة محسنة */
.kdn-simple-images {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
    margin: 32px 0;
}

.kdn-simple-images img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--kdn-radius);
    border: 1px solid var(--kdn-border-light);
    transition: var(--kdn-transition);
    box-shadow: var(--kdn-shadow-sm);
}

.kdn-simple-images img:hover {
    transform: translateY(-2px);
    box-shadow: var(--kdn-shadow-md);
}

/* الوسوم المحسنة */
.kdn-tags {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 32px;
}

.kdn-tag {
    padding: 8px 16px;
    border-radius: 50px;
    border: 1px solid var(--kdn-border);
    color: var(--kdn-text-secondary);
    text-decoration: none;
    background: var(--kdn-surface);
    font-size: 14px;
    font-weight: 500;
    transition: var(--kdn-transition);
    box-shadow: var(--kdn-shadow-sm);
}

.kdn-tag:hover {
    background: var(--kdn-accent);
    color: white;
    border-color: var(--kdn-accent);
    transform: translateY(-2px);
    box-shadow: var(--kdn-shadow-md);
}

/* مشاركة محسنة */
.kdn-share-block {
    margin-top: 40px;
    border-top: 1px solid var(--kdn-border-light);
    padding-top: 32px;
    background: linear-gradient(135deg, rgba(254, 200, 0, 0.02) 0%, rgba(255, 215, 0, 0.01) 100%);
    border-radius: var(--kdn-radius);
    padding: 32px 24px 24px;
}

.kdn-share-block__title {
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--kdn-text-primary);
    font-size: 18px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.kdn-share-block__actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.kdn-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    border-radius: var(--kdn-radius);
    border: 1px solid var(--kdn-accent);
    background: var(--kdn-accent);
    color: black;
    text-decoration: none;
    cursor: pointer;
    transition: var(--kdn-transition);
    font-weight: 500;
    box-shadow: var(--kdn-shadow-sm);
}

.kdn-btn:hover {
    background: white;
    color: var(--kdn-accent);
    border-color: var(--kdn-accent);
    transform: translateY(-2px);
    box-shadow: var(--kdn-shadow-md);
}

.kdn-btn--ghost {
    background: var(--kdn-accent);
    border-color: var(--kdn-accent);
    color: black;
}

.kdn-btn--ghost:hover {
    background: white;
    color: var(--kdn-accent);
}

/* مقالات مقترحة محسنة */
.kdn-related {
    padding: 60px 0;
    background: var(--kdn-surface);
}

.kdn-related__title {
    font-size: 32px;
    margin-bottom: 32px;
    font-weight: 700;
    color: var(--kdn-text-primary);
    text-align: center;
}

.kdn-related__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.kdn-related__item {
    display: block;
    border: 1px solid var(--kdn-border-light);
    border-radius: var(--kdn-radius-md);
    overflow: hidden;
    background: var(--kdn-surface-elevated);
    text-decoration: none;
    color: var(--kdn-text-primary);
    transition: var(--kdn-transition);
    box-shadow: var(--kdn-shadow-md);
}

.kdn-related__item:hover {
    transform: translateY(-4px);
    box-shadow: var(--kdn-shadow-xl);
}

.kdn-related__item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
    transition: var(--kdn-transition);
}

.kdn-related__item:hover img {
    transform: scale(1.05);
}

.kdn-related__content {
    padding: 20px;
}

.kdn-related__cat {
    color: var(--kdn-accent);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.kdn-related__content h4 {
    margin: 8px 0 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--kdn-text-primary);
    line-height: 1.4;
}

/* تنقل السابق/التالي محسن بشكل جديد */
.kdn-nav-posts {
    padding: 40px 0;
    background: var(--kdn-surface);
}

.kdn-nav-posts .kdn-container {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}

.kdn-prev-post, .kdn-next-post {
    flex: 1;
    min-width: 300px;
    border: 1px solid var(--kdn-border-light);
    border-radius: var(--kdn-radius-md);
    padding: 24px;
    background: var(--kdn-surface-elevated);
    text-decoration: none;
    color: var(--kdn-text-primary);
    transition: var(--kdn-transition);
    box-shadow: var(--kdn-shadow-md);
    position: relative;
    overflow: hidden;
}

.kdn-prev-post::before, .kdn-next-post::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--kdn-accent-gradient);
    transform: scaleX(0);
    transition: var(--kdn-transition);
}

.kdn-prev-post:hover::before, .kdn-next-post:hover::before {
    transform: scaleX(1);
}

.kdn-prev-post:hover, .kdn-next-post:hover {
    transform: translateY(-2px);
    box-shadow: var(--kdn-shadow-lg);
    border-color: var(--kdn-accent);
}

.kdn-nav-direction {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.kdn-prev-post .kdn-nav-direction {
    justify-content: flex-start;
}

.kdn-next-post .kdn-nav-direction {
    justify-content: flex-end;
}

.kdn-nav-direction small {
    color: var(--kdn-text-muted);
    font-size: 14px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.kdn-nav-direction i {
    font-size: 18px;
    color: var(--kdn-accent);
}

.kdn-prev-post span, .kdn-next-post span {
    font-size: 16px;
    font-weight: 600;
    line-height: 1.4;
    color: var(--kdn-text-primary);
}

/* محتوى غير متوفر */
.kdn-no-content {
    text-align: center;
    padding: 60px 40px;
    background: linear-gradient(135deg, rgba(254, 200, 0, 0.05) 0%, rgba(255, 215, 0, 0.02) 100%);
    border: 1px solid var(--kdn-border-light);
    border-radius: var(--kdn-radius-md);
    margin: 32px 0;
}

.kdn-no-content__icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: var(--kdn-accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 32px;
    box-shadow: var(--kdn-shadow-lg);
}

.kdn-no-content h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--kdn-text-primary);
    margin: 0 0 16px;
}

.kdn-no-content p {
    color: var(--kdn-text-muted);
    font-size: 16px;
    margin: 0 0 24px;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

/* فهرس فارغ */
.kdn-toc__empty {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 16px;
    background: rgba(254, 200, 0, 0.08);
    border: 1px solid rgba(254, 200, 0, 0.2);
    border-radius: var(--kdn-radius);
    color: var(--kdn-text-muted);
    font-size: 14px;
    font-weight: 500;
    text-align: center;
    justify-content: center;
}

.kdn-toc__empty i {
    color: var(--kdn-accent);
    font-size: 16px;
}

/* الاستجابة للشاشات الصغيرة */
@media (max-width: 768px) {
    .kdn-container {
        padding: 0 16px;        padding: 0 16px;
    }
    
    .kdn-post-head {
        padding: 60px 0 32px;
    }
    
    .kdn-title {
        font-size: clamp(24px, 6vw, 36px);
    }
    
    .kdn-article {
        padding: 24px;
    }
    
    .kdn-cover__img {
        height: 250px;
    }
    
    .kdn-simple-images {
        grid-template-columns: 1fr;
    }
    
    .kdn-nav-posts .kdn-container {
        flex-direction: column;
    }
    
    .kdn-prev-post, .kdn-next-post {
        min-width: auto;
    }
}

/* ===== تصميم Alert نسخ الرابط ===== */
.copy-alert {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    pointer-events: none;
}

.copy-alert.show {
    opacity: 1;
    transform: translateX(0);
    pointer-events: auto;
}

.copy-alert-content {
    background: linear-gradient(135deg, #FEC800, #ffd12d);
    color: #1a1a1a;
    padding: 16px 24px;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(254, 200, 0, 0.3);
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Cairo', 'Tajawal', sans-serif;
    font-weight: 600;
    font-size: 1.4rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.copy-alert-content i {
    font-size: 2rem;
    color: #1a1a1a;
    animation: checkPulse 0.6s ease-out;
}

.copy-alert-content span {
    white-space: nowrap;
}

/* انيميشن لأيقونة التأكيد */
@keyframes checkPulse {
    0% {
        transform: scale(0.8);
        opacity: 0;
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* تحسينات للشاشات الصغيرة */
@media (max-width: 768px) {
    .copy-alert {
        top: 15px;
        right: 15px;
        left: 15px;
        right: auto;
        transform: translateY(-100%);
    }
    
    .copy-alert.show {
        transform: translateY(0);
    }
    
    .copy-alert-content {
        padding: 14px 20px;
        font-size: 1.3rem;
        justify-content: center;
        text-align: center;
    }
    
    .copy-alert-content i {
        font-size: 1.8rem;
    }
}
@media (max-width: 768px) {
    .kdn-toc__box {
        display: none;
    }
}

    @media (max-width: 480px) {
        .kdn-toc__box {
            display: none;
        }

        .copy-alert {
            top: 10px;
            left: 10px;
            right: 10px;
        }

        .copy-alert-content {
            padding: 12px 16px;
            font-size: 1.2rem;
        }

            .copy-alert-content i {
                font-size: 1.6rem;
            }
    }