/* ═══════════════════════════════════════════
   BLOG PAGE  —  blog.css
   RTL / Farsi  |  light + dark via CSS vars
═══════════════════════════════════════════ */

/* ─────────────────────────────────────────
   HERO
───────────────────────────────────────── */
.blog-hero {
    padding: 96px 0 64px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.blog-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
            radial-gradient(ellipse 60% 50% at 50% -10%, rgba(14,165,233,.12), transparent),
            radial-gradient(ellipse 40% 40% at 80% 80%, rgba(124,58,237,.10), transparent);
    pointer-events: none;
}

.hero-mini-title {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: .82rem;
    font-weight: var(--fw-semibold);
    letter-spacing: .08em;
    text-transform: uppercase;
    background: var(--grad-brand-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
}

.hero-mini-title i {
    -webkit-text-fill-color: initial;
    color: var(--clr-blue);
}

.blog-hero h1 {
    font-size: clamp(1.75rem, 4vw, 3rem);
    font-weight: var(--fw-black);
    line-height: 1.2;
    margin-bottom: 20px;
}

.blog-hero p {
    font-size: 1.05rem;
    color: var(--clr-text-muted);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.9;
}


/* ─────────────────────────────────────────
   SEARCH
───────────────────────────────────────── */
.blog-search {
    padding: 0 0 32px;
}

.blog-search-box {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-xl);
    padding: 20px 28px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: var(--shadow-card);
}

.search-input {
    position: relative;
    display: flex;
    align-items: center;
}

.search-input i {
    position: absolute;
    right: 16px;
    color: var(--clr-text-muted);
    font-size: .95rem;
    pointer-events: none;
}

.search-input input {
    width: 100%;
    padding: 13px 44px 13px 44px;
    background: var(--clr-bg-2);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    font-family: var(--font-base);
    font-size: .95rem;
    color: var(--clr-text);
    transition: border-color var(--tr-fast), box-shadow var(--tr-fast);
    outline: none;
}

.search-input input::placeholder {
    color: var(--clr-text-faint);
}

.search-input input:focus {
    border-color: var(--clr-blue);
    box-shadow: 0 0 0 3px rgba(14,165,233,.15);
}

.search-clear {
    position: absolute;
    left: 14px;
    color: var(--clr-text-muted);
    cursor: pointer;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--tr-fast);
    line-height: 1;
}

.search-clear.visible {
    opacity: 1;
    pointer-events: auto;
}

.sort-wrapper select {
    width: 100%;
    padding: 13px 16px;
    background: var(--clr-bg-2);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    font-family: var(--font-base);
    font-size: .95rem;
    color: var(--clr-text);
    cursor: pointer;
    outline: none;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236C6258' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 14px center;
    transition: border-color var(--tr-fast);
}

.sort-wrapper select:focus {
    border-color: var(--clr-blue);
}


/* ─────────────────────────────────────────
   STATS
───────────────────────────────────────── */
.knowledge-stats {
    padding: 0 0 56px;
}

.stat-card {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-lg);
    padding: 28px 20px;
    text-align: center;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow-card);
    transition: transform var(--tr-normal), box-shadow var(--tr-normal);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-blue);
}

.stat-card span {
    display: block;
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-weight: var(--fw-black);
    background: var(--grad-brand-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
    margin-bottom: 8px;
}

.stat-card small {
    font-size: .82rem;
    color: var(--clr-text-muted);
    font-weight: var(--fw-medium);
}


/* ─────────────────────────────────────────
   SPOTLIGHT
───────────────────────────────────────── */
.spotlight-blog {
    padding: 0 0 64px;
}

.spotlight-card {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-card);
    transition: box-shadow var(--tr-normal);
}

.spotlight-card:hover {
    box-shadow:
            0 20px 60px rgba(14,165,233,.12),
            0 0 0 1px rgba(14,165,233,.15);
}

/* Image side */
.spotlight-image {
    position: relative;
    height: 420px;
    overflow: hidden;
}

.spotlight-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--tr-slow);
}

.spotlight-card:hover .spotlight-image img {
    transform: scale(1.04);
}

.spotlight-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to left, rgba(0,0,0,.45), transparent);
}

.spotlight-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 6px 14px;
    border-radius: var(--radius-pill);
    font-size: .72rem;
    font-weight: var(--fw-bold);
    letter-spacing: .08em;
    color: #fff;
    z-index: 2;
}

/* Content side */
.spotlight-content {
    padding: 44px 40px;
}

.spotlight-mini-title {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: .78rem;
    font-weight: var(--fw-semibold);
    letter-spacing: .07em;
    text-transform: uppercase;
    background: var(--grad-brand-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
}

.spotlight-mini-title i {
    -webkit-text-fill-color: initial;
    color: #f97316;
}

.spotlight-content h2 {
    font-size: clamp(1.35rem, 2.5vw, 1.9rem);
    font-weight: var(--fw-black);
    margin-bottom: 16px;
    line-height: 1.35;
}

.spotlight-content > p {
    color: var(--clr-text-muted);
    line-height: 1.85;
    margin-bottom: 28px;
    font-size: .97rem;
}

.spotlight-info {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    margin-bottom: 20px;
}

.spotlight-info div {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: .84rem;
    color: var(--clr-text-muted);
    font-weight: var(--fw-medium);
}

.spotlight-info i {
    color: var(--clr-blue);
    font-size: .82rem;
}

.spotlight-actions {
    margin-top: 28px;
}

.spotlight-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    background: var(--grad-brand);
    color: #fff;
    border-radius: var(--radius-md);
    font-weight: var(--fw-bold);
    font-size: .93rem;
    transition: transform var(--tr-normal), box-shadow var(--tr-normal);
    text-decoration: none;
}

.spotlight-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 36px rgba(14,165,233,.35);
    color: #fff;
}

.spotlight-btn i {
    transition: transform var(--tr-fast);
}

.spotlight-btn:hover i {
    transform: translateX(-4px);
}


/* ─────────────────────────────────────────
   READING PROGRESS BAR
───────────────────────────────────────── */
.reading-progress {
    height: 4px;
    background: var(--clr-border);
    border-radius: var(--radius-pill);
    overflow: hidden;
    margin-bottom: 20px;
}

.reading-progress span {
    display: block;
    height: 100%;
    background: var(--grad-brand);
    border-radius: var(--radius-pill);
    transition: width .6s ease;
    min-width: 8%;
}


/* ─────────────────────────────────────────
   BADGE COLOURS  (shared: spotlight + cards)
───────────────────────────────────────── */
.badge-new  { background: #22c55e; }
.badge-hot  { background: #f97316; }
.badge-pro  { background: #8b5cf6; }
.badge-read { background: #2563eb; }


/* ─────────────────────────────────────────
   BLOG GRID
───────────────────────────────────────── */
.blog-grid {
    padding: 0 0 96px;
}

/* Wide layout for every 7th card */
.blog-col.col-lg-12 .blog-card {
    display: flex;
    flex-direction: row;
}

.blog-col.col-lg-12 .blog-image {
    width: 45%;
    flex-shrink: 0;
    height: auto;
    min-height: 260px;
}

.blog-col.col-lg-12 .blog-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 36px 36px;
}


/* ─────────────────────────────────────────
   BLOG CARD
───────────────────────────────────────── */
.blog-card {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow-card);
    transition: transform var(--tr-normal), box-shadow var(--tr-normal), border-color var(--tr-normal);
    height: 100%;
    position: relative;
}

.blog-card::before {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    width: 4px;
    height: 100%;
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
    background: var(--grad-brand);
    opacity: 0;
    transition: opacity var(--tr-normal);
}

.blog-card:hover {
    transform: translateY(-6px);
    box-shadow:
            0 20px 50px rgba(0,0,0,.10),
            0 0 0 1px rgba(14,165,233,.18);
    border-color: rgba(14,165,233,.25);
}

.blog-card:hover::before {
    opacity: 1;
}

.blog-card > a {
    display: flex;
    flex-direction: column;
    height: 100%;
    text-decoration: none;
    color: inherit;
}

/* Image */
.blog-image {
    position: relative;
    height: 220px;
    overflow: hidden;
    flex-shrink: 0;
}

.blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--tr-slow);
}

.blog-card:hover .blog-image img {
    transform: scale(1.06);
}

/* Card badge */
.card-badge {
    position: absolute;
    top: 14px;
    right: 14px;
    padding: 4px 11px;
    border-radius: var(--radius-pill);
    font-size: .68rem;
    font-weight: var(--fw-bold);
    letter-spacing: .07em;
    color: #fff;
    z-index: 2;
}

/* Hover preview overlay */
.image-preview {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,.60);
    backdrop-filter: blur(2px);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 12px 20px;
    padding: 20px;
    opacity: 0;
    transition: opacity var(--tr-normal);
}

.blog-card:hover .image-preview {
    opacity: 1;
}

.image-preview div {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: .8rem;
    color: #fff;
    font-weight: var(--fw-medium);
}

.image-preview i {
    color: var(--clr-blue);
    font-size: .78rem;
}

/* Content */
.blog-content {
    padding: 22px 24px 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.blog-content h3 {
    font-size: 1.05rem;
    font-weight: var(--fw-bold);
    line-height: 1.4;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color var(--tr-fast);
}

.blog-card:hover .blog-content h3 {
    background: var(--grad-brand-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.blog-content > p {
    font-size: .88rem;
    color: var(--clr-text-muted);
    line-height: 1.75;
    margin-bottom: 18px;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: .82rem;
    color: var(--clr-text-muted);
    font-weight: var(--fw-medium);
    margin-top: auto;
}

.blog-footer span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.blog-footer i {
    color: var(--clr-blue);
    font-size: .78rem;
}


/* ─────────────────────────────────────────
   CARD ACCENT (from your existing snippet)
───────────────────────────────────────── */
.card-accent {
    position: absolute;
    right: 0;
    top: 0;
    width: 5px;
    height: 100%;
    border-radius: 20px 0 0 20px;
}

.badge-new + .card-accent,
.card-accent.badge-new  { background: #22c55e; }
.badge-hot + .card-accent,
.card-accent.badge-hot  { background: #f97316; }
.badge-pro + .card-accent,
.card-accent.badge-pro  { background: #8b5cf6; }
.badge-read + .card-accent,
.card-accent.badge-read { background: #2563eb; }

.blog-card:hover .card-accent {
    box-shadow: 0 0 18px currentColor;
}


/* ─────────────────────────────────────────
   EMPTY STATE
───────────────────────────────────────── */
.blog-empty {
    text-align: center;
    padding: 80px 20px;
    color: var(--clr-text-muted);
}

.blog-empty i {
    font-size: 3rem;
    margin-bottom: 16px;
    opacity: .4;
    display: block;
}

.blog-empty p {
    font-size: 1.05rem;
}


/* ─────────────────────────────────────────
   RESPONSIVE
───────────────────────────────────────── */
@media (max-width: 991px) {
    .spotlight-image { height: 300px; }
    .spotlight-content { padding: 32px 28px; }

    /* Wide card reverts to vertical on tablet */
    .blog-col.col-lg-12 .blog-card { flex-direction: column; }
    .blog-col.col-lg-12 .blog-image { width: 100%; height: 220px; }
    .blog-col.col-lg-12 .blog-content { padding: 22px 24px 24px; }
}

@media (max-width: 767px) {
    .blog-hero { padding: 64px 0 40px; }
    .spotlight-content { padding: 24px 20px 28px; }
    .blog-search-box { padding: 16px 18px; }
    .blog-content { padding: 18px 18px 20px; }
}

@media (max-width: 575px) {
    .blog-grid .row { --bs-gutter-x: 16px; }
}