/* ============================================
   Articles Section
   ============================================ */

.articles {
    position: relative;
    z-index: 1;
    padding: 100px 20px;
    direction: rtl;
    color: var(--color-text-primary);
}

.ar-container {
    max-width: 1180px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 48px;
}

/* ========== Header ========== */
.ar-header {
    text-align: center;
}

.ar-title {
    font-size: 2.2rem;
    font-weight: 800;
    margin: 0 0 8px;
    background: linear-gradient(120deg, var(--color-site), var(--color-aurora-purple));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.ar-subtitle {
    color: var(--color-text-secondary);
    font-size: 1rem;
    margin: 0;
}

/* ========== Grid ========== */
.ar-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

/* ========== Card ========== */
.ar-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
    cursor: pointer;
}

.ar-card:hover {
    transform: translateY(-6px);
}

.ar-card-link {
    display: block;
    text-decoration: none;
    color: inherit;
    height: 100%;
}

/* --- Image wrapper --- */
.ar-card-img-wrap {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    border-radius: 20px;
}

.ar-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.ar-card:hover .ar-card-img {
    transform: scale(1.05);
}

/* --- Gradient overlay on image --- */
.ar-card-img-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(0, 0, 0, 0.7) 0%,
        transparent 50%
    );
    pointer-events: none;
}

/* --- Category badge on image --- */
.ar-card-category {
    position: absolute;
    top: 14px;
    right: 14px;
    padding: 5px 14px;
    border-radius: 100px;
    background: var(--color-fu-chip-bg);
    backdrop-filter: blur(8px);
    color: var(--color-site);
    font-size: 0.75rem;
    font-weight: 700;
    pointer-events: none;
    letter-spacing: 0.02em;
}

/* --- Info below image --- */
.ar-card-info {
    padding: 16px 4px 4px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.ar-card-title {
    font-size: 1.05rem;
    font-weight: 700;
    line-height: 1.7;
    color: var(--color-text-primary);
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.3s;
}

.ar-card:hover .ar-card-title {
    color: var(--color-site);
}

.ar-card-desc {
    font-size: 0.88rem;
    line-height: 1.9;
    color: var(--color-text-secondary);
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* --- Meta row --- */
.ar-card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    font-size: 0.78rem;
    color: var(--color-text-secondary);
}

.ar-card-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.ar-card-meta-dot {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--color-text-secondary);
    opacity: 0.4;
}

/* ========== Error message ========== */
.ar-error {
    text-align: center;
    font-size: 0.82rem;
    color: var(--color-text-secondary);
    opacity: 0.7;
    min-height: 20px;
}

/* ========== Skeleton Loading ========== */
.ar-skeleton {
    pointer-events: none;
}

.ar-skeleton .ar-card-img-wrap {
    background: linear-gradient(
        110deg,
        rgba(255, 255, 255, 0.03) 30%,
        rgba(255, 255, 255, 0.06) 50%,
        rgba(255, 255, 255, 0.03) 70%
    );
    background-size: 200% 100%;
    animation: ar-shimmer 1.5s ease-in-out infinite;
}

.ar-skeleton .ar-card-img {
    display: none;
}

.ar-skeleton .ar-card-category {
    width: 70px;
    height: 22px;
    background: rgba(255, 255, 255, 0.05);
    color: transparent;
    border-radius: 100px;
}

.ar-skeleton .ar-card-title {
    height: 22px;
    width: 85%;
    background: linear-gradient(
        110deg,
        rgba(255, 255, 255, 0.04) 30%,
        rgba(255, 255, 255, 0.07) 50%,
        rgba(255, 255, 255, 0.04) 70%
    );
    background-size: 200% 100%;
    animation: ar-shimmer 1.5s ease-in-out infinite;
    border-radius: 8px;
    color: transparent;
}

.ar-skeleton .ar-card-desc {
    height: 16px;
    width: 100%;
    background: linear-gradient(
        110deg,
        rgba(255, 255, 255, 0.03) 30%,
        rgba(255, 255, 255, 0.06) 50%,
        rgba(255, 255, 255, 0.03) 70%
    );
    background-size: 200% 100%;
    animation: ar-shimmer 1.5s ease-in-out infinite;
    border-radius: 6px;
    color: transparent;
}

.ar-skeleton .ar-card-desc:last-of-type {
    width: 60%;
}

.ar-skeleton .ar-card-meta {
    height: 16px;
    width: 50%;
    background: linear-gradient(
        110deg,
        rgba(255, 255, 255, 0.03) 30%,
        rgba(255, 255, 255, 0.06) 50%,
        rgba(255, 255, 255, 0.03) 70%
    );
    background-size: 200% 100%;
    animation: ar-shimmer 1.5s ease-in-out infinite;
    border-radius: 6px;
}

@keyframes ar-shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

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

@media (max-width: 900px) {
    .ar-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 560px) {
    .articles {
        padding: 56px 14px;
    }

    .ar-container {
        gap: 36px;
    }

    .ar-title {
        font-size: 1.7rem;
    }

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

    .ar-card-title {
        font-size: 0.98rem;
    }

    .ar-card-desc {
        font-size: 0.84rem;
    }
}

@media (max-width: 560px) {
    .articles {
        padding: 56px 14px;
    }

    .ar-container {
        gap: 36px;
    }

    .ar-title {
        font-size: 1.7rem;
    }

    /* تغییر گرید به اسکرول افقی */
    .ar-grid {
        grid-template-columns: none; /* حذف گرید */
        display: flex;
        flex-direction: row;
        overflow-x: auto;
        overflow-y: hidden;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        gap: 16px;
        padding-bottom: 8px; /* فضای پایین برای اسکرول بار */
        margin: 0 -14px; /* جبران پدینگ container */
        padding-left: 14px;
        padding-right: 14px;
    }

    /* مخفی کردن اسکرول بار در مرورگرهای مختلف */
    .ar-grid::-webkit-scrollbar {
        display: none;
    }
    
    .ar-grid {
        -ms-overflow-style: none;
        scrollbar-width: none;
    }

    /* تنظیم عرض کارت‌ها */
    .ar-card {
        flex: 0 0 75%; /* عرض دقیق 75% */
        min-width: 75%;
        scroll-snap-align: start;
    }

    .ar-card-title {
        font-size: 0.98rem;
    }

    .ar-card-desc {
        font-size: 0.84rem;
    }
}