/* =============================================
   FONTSHARE — UNIVERSAL SLIDER COMPONENT
   Dùng cho: homepage blog, related posts, related fonts
   ============================================= */

/* ── WRAPPER ── */
.fs-slider-wrap {
    position: relative;
}

/* ── TRACK (overflow hidden) ── */
.fs-slider-track {
    overflow: hidden;
    /* cursor được JS set động: grab / grabbing */
    user-select: none;
    -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent;
    touch-action: pan-y; /* cho phép scroll dọc, JS handle ngang */
}

/* ── INNER (flex row) ── */
.fs-slider-inner {
    display: flex;
    gap: 20px;
    transition: transform .38s cubic-bezier(.25,.46,.45,.94);
    will-change: transform;
}

/* KHÔNG dùng pointer-events:none — sẽ block link/button bên trong.
   JS xử lý cancel click qua capture phase sau khi drag. */
.fs-slider-inner.is-dragging {
    user-select: none;
}

/* ── SLIDE BASE ── */
.fs-slide {
    flex: 0 0 auto;
}

/* ── SIZES ──
   --fs-slide-w: được set inline per slider */

/* ── NAV BUTTONS ── */
.fs-slider-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 42px; height: 42px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,.12);
    background: rgba(17,17,24,.85);
    backdrop-filter: blur(10px);
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    transition: background .2s, border-color .2s, transform .2s, opacity .2s;
    opacity: 0;
    pointer-events: none;
}
.fs-slider-wrap:hover .fs-slider-nav { opacity: 1; pointer-events: auto; }
.fs-slider-nav:hover {
    background: var(--color-accent, #6c63ff);
    border-color: var(--color-accent, #6c63ff);
    transform: translateY(-50%) scale(1.08);
}
.fs-slider-nav:active { transform: translateY(-50%) scale(.97); }
.fs-slider-nav.is-disabled { opacity: .2 !important; pointer-events: none; }
.fs-slider-nav--prev { left: -18px; }
.fs-slider-nav--next { right: -18px; }
.fs-slider-nav svg { pointer-events: none; }

/* ── DOTS ── */
.fs-slider-dots {
    display: flex;
    justify-content: center;
    gap: 7px;
    margin-top: 24px;
}
.fs-slider-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: rgba(255,255,255,.18);
    border: none; padding: 0; cursor: pointer;
    transition: background .25s, width .25s, border-radius .25s;
}
.fs-slider-dot.is-active {
    width: 22px;
    border-radius: 3px;
    background: var(--color-accent, #6c63ff);
}

/* ── DRAG DIMMING ── */
.fs-slider-inner.is-dragging .fs-slide { pointer-events: none; }

/* =============================================
   HOMEPAGE BLOG SLIDER
   ============================================= */
.homepage-blog-section .fs-slider-wrap { padding: 0 0 8px; }

.hp-slide-post {
    width: var(--fs-slide-w, 340px);
    background: var(--color-card, #111118);
    border: 1px solid var(--color-border, rgba(255,255,255,.08));
    border-radius: 16px;
    overflow: hidden;
    transition: border-color .25s, transform .25s, box-shadow .25s;
    display: flex;
    flex-direction: column;
}
.hp-slide-post:hover {
    border-color: rgba(108,99,255,.4);
    transform: translateY(-4px);
    box-shadow: 0 20px 48px rgba(0,0,0,.35);
}

.hp-slide-img {
    display: block;
    aspect-ratio: 16/9;
    overflow: hidden;
    background: #1a1a24;
    flex-shrink: 0;
}
.hp-slide-img img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform .45s ease;
}
.hp-slide-post:hover .hp-slide-img img { transform: scale(1.06); }

.hp-slide-img-placeholder {
    width: 100%; height: 100%;
    display: flex; align-items: center; justify-content: center;
    font-size: 36px;
    background: linear-gradient(135deg, #1a1a2e, #16213e);
    aspect-ratio: 16/9;
}

.hp-slide-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.hp-slide-cat {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .8px;
    text-transform: uppercase;
    color: var(--color-accent, #6c63ff);
    margin-bottom: 10px;
    text-decoration: none;
    transition: opacity .2s;
}
.hp-slide-cat:hover { opacity: .75; }

.hp-slide-title {
    font-size: 16px;
    font-weight: 700;
    line-height: 1.4;
    margin: 0 0 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.hp-slide-title a { color: var(--color-text, #fff); text-decoration: none; transition: color .2s; }
.hp-slide-title a:hover { color: var(--color-accent, #6c63ff); }

.hp-slide-excerpt {
    font-size: 13px;
    color: var(--color-text-muted, #888);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin: 0 0 16px;
    flex: 1;
}

.hp-slide-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--color-text-muted, #888);
    border-top: 1px solid rgba(255,255,255,.06);
    padding-top: 14px;
    margin-top: auto;
}
.hp-slide-meta .hp-avatar {
    width: 22px; height: 22px;
    border-radius: 50%;
    object-fit: cover;
}
.meta-dot { opacity: .4; }

/* =============================================
   RELATED POSTS SLIDER
   ============================================= */
.related-posts-slider .fs-slider-wrap { padding-bottom: 8px; }

.rp-slide-post {
    width: var(--fs-slide-w, 280px);
    background: var(--color-card, #111118);
    border: 1px solid var(--color-border, rgba(255,255,255,.07));
    border-radius: 14px;
    overflow: hidden;
    transition: border-color .25s, transform .25s;
    display: flex;
    flex-direction: column;
}
.rp-slide-post:hover {
    border-color: rgba(108,99,255,.35);
    transform: translateY(-3px);
}

.rp-slide-img {
    display: block;
    aspect-ratio: 16/9;
    overflow: hidden;
    background: #1a1a24;
    flex-shrink: 0;
}
.rp-slide-img img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
}
.rp-slide-post:hover .rp-slide-img img { transform: scale(1.06); }

.rp-slide-body { padding: 16px; flex: 1; display: flex; flex-direction: column; }

.rp-slide-cat {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .8px;
    text-transform: uppercase;
    color: var(--color-accent, #6c63ff);
    text-decoration: none;
    margin-bottom: 8px;
    display: block;
}

.rp-slide-title {
    font-size: 14px;
    font-weight: 700;
    line-height: 1.45;
    margin: 0 0 auto;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.rp-slide-title a { color: var(--color-text, #fff); text-decoration: none; transition: color .2s; }
.rp-slide-title a:hover { color: var(--color-accent, #6c63ff); }

.rp-slide-meta {
    display: flex;
    gap: 8px;
    font-size: 11px;
    color: var(--color-text-muted, #888);
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid rgba(255,255,255,.06);
}

/* =============================================
   RELATED FONTS SLIDER
   ============================================= */
.related-fonts-slider .fs-slider-wrap { padding-bottom: 8px; }

.rf-slide-card {
    width: var(--fs-slide-w, 220px);
}

/* =============================================
   SECTION HEADER (dùng chung)
   ============================================= */
.fs-slider-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    gap: 12px;
}
.fs-slider-header-left { flex: 1; min-width: 0; }
.fs-slider-title {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -.5px;
    margin: 0 0 4px;
}
.fs-slider-sub {
    font-size: 13px;
    color: var(--color-text-muted, #888);
    margin: 0;
}
.fs-slider-view-all {
    flex-shrink: 0;
    display: inline-flex; align-items: center; gap: 6px;
    font-size: 13px; font-weight: 600;
    color: var(--color-accent, #6c63ff);
    text-decoration: none;
    transition: gap .2s, opacity .2s;
}
.fs-slider-view-all:hover { gap: 10px; opacity: .85; }
.fs-slider-view-all svg { transition: transform .2s; }
.fs-slider-view-all:hover svg { transform: translateX(3px); }

/* MINI NAV ARROWS next to title */
.fs-slider-mini-nav {
    display: flex; gap: 6px; align-items: center;
}
.fs-slider-mini-btn {
    width: 34px; height: 34px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,.12);
    background: rgba(255,255,255,.04);
    color: #fff; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: background .2s, border-color .2s, transform .2s;
}
.fs-slider-mini-btn:hover {
    background: var(--color-accent, #6c63ff);
    border-color: var(--color-accent, #6c63ff);
    transform: scale(1.08);
}
.fs-slider-mini-btn.is-disabled { opacity: .3; pointer-events: none; }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 768px) {
    .fs-slider-nav--prev { left: -10px; }
    .fs-slider-nav--next { right: -10px; }
    .fs-slider-nav { width: 36px; height: 36px; opacity: 1; pointer-events: auto; }
    .fs-slider-inner { gap: 14px; }
}

/* ── Font card trong slider: reset grid sizing ── */
.rf-slide-card .font-card {
    width: 100%;
    margin: 0;
}

/* ── Dots tự động từ JS (không set số lượng cố định) ── */
.fs-slider-dots:empty { display: none; }