/* ============================================================================
   Blog page — magazine/editorial feel.
   Distinct: bold hero with accent title, sticky filter bar with cat chips,
   grid where first article is a feature-hero (spans 2 cols), rest normal.
   ============================================================================ */

/* ============================================================ HERO ==== */
.blg-hero {
    position: relative;
    padding-block: clamp(3rem, 7vw, 5rem);
    text-align: center;
    overflow: hidden;
    isolation: isolate;
}
.blg-hero__bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(500px 250px at 100% 0%, var(--brand-glow), transparent 55%),
        radial-gradient(400px 300px at 0% 100%, var(--accent-soft), transparent 60%),
        var(--bg);
}
.blg-hero__bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        repeating-linear-gradient(
            135deg,
            transparent 0 12px,
            var(--border) 12px 13px
        );
    opacity: .1;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}
.blg-hero__inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .5rem;
}
.blg-hero__title {
    font-size: clamp(2rem, 5vw, 3.4rem);
    line-height: 1.15;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin: .75rem 0 .5rem 0;
    color: var(--fg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .1em;
}
.blg-hero__title-accent {
    background: linear-gradient(135deg, var(--brand) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    font-weight: 800;
}
.blg-hero__lead {
    font-size: 1.05rem;
    color: var(--fg-muted);
    max-width: 60ch;
    line-height: 1.85;
    margin: 0;
}
.blg-hero__manage {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .45rem 1rem;
    background: transparent;
    border: 1px dashed var(--border-strong);
    border-radius: var(--radius-pill);
    color: var(--fg-muted);
    font-size: .82rem;
    text-decoration: none;
    margin-top: 1rem;
    transition: color .2s ease, border-color .2s ease, background .2s ease;
}
.blg-hero__manage:hover {
    color: var(--brand-strong);
    border-color: var(--brand);
    background: var(--brand-soft);
}
:root[data-theme="dark"] .blg-hero__manage:hover { color: var(--brand); }

/* ============================================================ FILTER ==== */
.blg-filter {
    position: sticky;
    top: 68px;
    z-index: 20;
    background: var(--glass-bg);
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    border-block: 1px solid var(--border);
    padding-block: 1rem;
}
.blg-filter__form { display: flex; flex-direction: column; gap: .75rem; }

/* One unified pill hosting: title search | divider | author | submit | reset */
.blg-filter__searchbar {
    display: flex;
    align-items: stretch;
    gap: .25rem;
    padding: .3rem;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    box-shadow: var(--shadow-sm);
    transition: border-color .2s ease, box-shadow .2s ease;
}
.blg-filter__searchbar:focus-within {
    border-color: var(--brand);
    box-shadow: var(--shadow-sm), 0 0 0 4px var(--brand-glow);
}

.blg-filter__field {
    display: flex;
    align-items: center;
    gap: .55rem;
    padding-inline: .85rem;
    min-width: 0;
}
.blg-filter__field { flex: 1 1 60%; }
.blg-filter__field--author { flex: 1 1 30%; max-width: 260px; }
.blg-filter__field i {
    color: var(--fg-subtle);
    font-size: .9rem;
    flex-shrink: 0;
}
.blg-filter__field input {
    flex-grow: 1;
    min-width: 0;
    border: 0;
    outline: 0;
    background: transparent;
    font: inherit;
    font-size: .95rem;
    padding: .55rem 0;
    color: var(--fg);
}
.blg-filter__field input::placeholder { color: var(--fg-subtle); }

/* Author picker.
   Not a <select>: the browser paints that one in its own chrome, so a white
   OS control with its own caret sat inside the dark pill next to ours. This
   is <details> plus radios — same list, markup we control, so it can carry a
   photo and a specialty and follow both themes. */
.blg-filter__field--author { padding-inline: 0; align-items: stretch; }

.blg-author { position: relative; flex: 1 1 auto; min-width: 0; }
.blg-author__trigger {
    /* `<summary>` is list-item by default and paints a marker triangle over
       the avatar. */
    list-style: none;
    display: flex;
    align-items: center;
    gap: .6rem;
    padding: .25rem .85rem;
    border-radius: var(--radius-pill);
    cursor: pointer;
    user-select: none;
    transition: background .18s ease;
}
.blg-author__trigger::-webkit-details-marker { display: none; }
.blg-author__trigger:hover { background: var(--bg-muted); }
.blg-author__trigger:focus-visible {
    outline: 2px solid var(--brand);
    outline-offset: -2px;
}

.blg-author__caret {
    margin-inline-start: auto;
    flex-shrink: 0;
    font-size: .7rem !important;
    color: var(--fg-subtle);
    transition: transform .2s ease;
}
.blg-author[open] .blg-author__caret { transform: rotate(180deg); }

.blg-author__avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px; height: 32px;
    flex-shrink: 0;
    border-radius: 50%;
    overflow: hidden;
    background: var(--brand-soft);
    color: var(--brand-strong);
}
:root[data-theme="dark"] .blg-author__avatar { color: var(--brand); }
.blg-author__avatar img { width: 100%; height: 100%; object-fit: cover; }
/* Beats `.blg-filter__field i`, which greys every icon in the bar. */
.blg-author__avatar i { color: inherit !important; font-size: .82rem !important; }
.blg-author__avatar--all { background: var(--bg-muted); color: var(--fg-muted); }

.blg-author__current {
    display: grid;
    min-width: 0;
    line-height: 1.25;
    text-align: start;
}
.blg-author__current small { font-size: .68rem; color: var(--fg-subtle); }
.blg-author__current strong {
    font-size: .9rem;
    font-weight: 700;
    color: var(--fg);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.blg-author__menu {
    position: absolute;
    z-index: 40;
    inset-inline-start: 0;
    top: calc(100% + .6rem);
    /* Wider than the trigger: a name plus a specialty line does not fit in
       the pill, and truncating both would defeat the point of the list. */
    min-width: max(100%, 19rem);
    display: grid;
    gap: .15rem;
    padding: .4rem;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-height: min(60vh, 24rem);
    overflow-y: auto;
}

.blg-author__item {
    display: flex;
    align-items: center;
    gap: .65rem;
    padding: .5rem .6rem;
    border-radius: var(--radius);
    cursor: pointer;
    transition: background .16s ease;
}
.blg-author__item:hover { background: var(--bg-muted); }
/* The radio carries the value and the keyboard behaviour; the row is the
   control the eye sees. Kept in the accessibility tree, not `display: none`. */
.blg-author__item input {
    position: absolute;
    width: 1px; height: 1px;
    margin: 0;
    opacity: 0;
}
.blg-author__name { display: grid; min-width: 0; line-height: 1.35; }
.blg-author__name strong { font-size: .88rem; font-weight: 700; color: var(--fg); }
.blg-author__name small {
    font-size: .72rem;
    color: var(--fg-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.blg-author__tick {
    margin-inline-start: auto;
    flex-shrink: 0;
    font-size: .8rem !important;
    color: var(--brand) !important;
    opacity: 0;
    transition: opacity .16s ease;
}
/* Without `:has()` the list still works; it just loses the highlight. */
.blg-author__item:has(input:checked) { background: var(--brand-soft); }
.blg-author__item:has(input:checked) .blg-author__tick { opacity: 1; }
.blg-author__item:has(input:focus-visible) {
    outline: 2px solid var(--brand);
    outline-offset: -2px;
}

.blg-filter__divider {
    align-self: center;
    width: 1px;
    height: 22px;
    background: var(--border-strong);
    opacity: .7;
}

.blg-filter__submit {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .55rem 1.2rem;
    background: linear-gradient(135deg, var(--brand) 0%, var(--brand-strong) 100%);
    color: #fff;
    border: 0;
    border-radius: var(--radius-pill);
    font: inherit;
    font-size: .9rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: transform .18s ease, box-shadow .2s ease;
}
.blg-filter__submit:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow), var(--shadow-glow);
}
.blg-filter__submit i { font-size: .85em; }

.blg-filter__reset {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    background: transparent;
    color: var(--fg-subtle);
    border: 1px solid var(--border);
    border-radius: 50%;
    text-decoration: none;
    transition: color .2s ease, border-color .2s ease, background .2s ease;
    flex-shrink: 0;
}
.blg-filter__reset:hover {
    color: var(--brand);
    border-color: var(--brand);
    background: var(--brand-soft);
}

/* Categories row */
.blg-filter__cats {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: .4rem;
    padding-inline: .25rem;
}
.blg-filter__cats-label {
    display: inline-flex;
    align-items: center;
    gap: .3rem;
    color: var(--fg-muted);
    font-size: .82rem;
    margin-inline-end: .25rem;
}
.blg-filter__cats-label i { color: var(--brand); font-size: .85em; }
.blg-filter__empty { color: var(--fg-subtle); font-size: .82rem; }

.blg-catchip { position: relative; display: inline-flex; }
.blg-catchip input { position: absolute; opacity: 0; pointer-events: none; }
.blg-catchip span {
    display: inline-flex;
    align-items: center;
    padding: .3rem .8rem;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    color: var(--fg-muted);
    font-size: .82rem;
    font-weight: 500;
    cursor: pointer;
    transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.blg-catchip:hover span { color: var(--brand-strong); border-color: var(--brand); }
:root[data-theme="dark"] .blg-catchip:hover span { color: var(--brand); }
.blg-catchip input:checked ~ span {
    background: var(--brand);
    color: #fff;
    border-color: var(--brand);
}
:root[data-theme="dark"] .blg-catchip input:checked ~ span { color: #071013; }

/* ============================================================ GRID ==== */
.blg-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.blg-post {
    display: flex;
    flex-direction: column;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.blg-post:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: color-mix(in srgb, var(--brand) 30%, var(--border));
}

/* First post = editorial feature */
.blg-post--feature {
    grid-column: 1 / span 2;
    grid-row: span 2;
    flex-direction: column;
}
.blg-post--feature .blg-post__media { aspect-ratio: 16 / 9; min-height: 340px; }
.blg-post--feature .blg-post__title { font-size: clamp(1.35rem, 2.5vw, 1.85rem); line-height: 1.35; }
.blg-post--feature .blg-post__body { padding: 1.75rem; gap: .85rem; }

.blg-post__media {
    position: relative;
    display: block;
    aspect-ratio: 16 / 10;
    background: var(--bg-muted);
    overflow: hidden;
}
.blg-post__media img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform .6s ease;
}
.blg-post:hover .blg-post__media img { transform: scale(1.05); }

.blg-post__categories {
    position: absolute;
    top: .85rem;
    inset-inline-start: .85rem;
    display: flex;
    gap: .3rem;
    flex-wrap: wrap;
}
.blg-post__cat {
    padding: .25rem .7rem;
    background: rgba(255, 255, 255, 0.94);
    color: #0f172a;
    font-size: .7rem;
    font-weight: 700;
    border-radius: var(--radius-pill);
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

/* Per-item admin overlay: floats over the top-inline-end corner of the cover
   image. Sibling of the <a>, so its clicks don't propagate to the detail link. */
.blg-post { position: relative; }
.blg-post__admin {
    position: absolute;
    top: .75rem;
    inset-inline-end: .75rem;
    display: flex;
    gap: .35rem;
    z-index: 2;
}
.blg-post__admin-form { margin: 0; padding: 0; }
.blg-post__admin-btn {
    width: 34px; height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(15, 23, 42, .78);
    color: #fff;
    border: 0;
    border-radius: 50%;
    font-size: .82rem;
    text-decoration: none;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(0,0,0,0.28);
    transition: transform .2s ease, background .2s ease;
}
.blg-post__admin-btn:hover {
    transform: translateY(-2px);
    background: var(--brand);
    color: #fff;
}
.blg-post__admin-btn--del:hover { background: var(--danger, #dc2626); }

.blg-post__body {
    padding: 1.25rem 1.35rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: .5rem;
    flex-grow: 1;
}
.blg-post__title {
    margin: 0;
    font-size: 1.1rem;
    line-height: 1.45;
    color: var(--fg);
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}
.blg-post__title a { color: inherit; text-decoration: none; }
.blg-post__title a:hover { color: var(--brand-strong); }
:root[data-theme="dark"] .blg-post__title a:hover { color: var(--brand); }

.blg-post__meta {
    display: flex;
    align-items: center;
    gap: .4rem;
    color: var(--fg-muted);
    font-size: .8rem;
    flex-wrap: wrap;
}
.blg-post__meta i { color: var(--brand); font-size: .78em; }
.blg-post__dot { color: var(--fg-subtle); }
.blg-post__author,
.blg-post__date { display: inline-flex; align-items: center; gap: .3rem; }

.blg-post__cta {
    align-self: flex-start;
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    margin-top: .5rem;
    color: var(--brand-strong);
    font-weight: 600;
    font-size: .88rem;
    text-decoration: none;
    transition: gap .2s ease;
}
:root[data-theme="dark"] .blg-post__cta { color: var(--brand); }
.blg-post__cta:hover { gap: .6rem; }

/* ============================================================ LOAD MORE + EMPTY ==== */
.blg-loadmore {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .75rem;
    margin-top: 2.5rem;
}
.blg-loadmore__end {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    color: var(--brand-strong);
    font-weight: 600;
    background: var(--brand-soft);
    padding: .55rem 1.25rem;
    border-radius: var(--radius-pill);
    margin: 0;
}
:root[data-theme="dark"] .blg-loadmore__end { color: var(--brand); }

.blg-empty {
    text-align: center;
    padding: clamp(2.5rem, 6vw, 4rem) 1.5rem;
    background:
        radial-gradient(circle at 50% 0%, var(--brand-glow), transparent 55%),
        linear-gradient(180deg, var(--bg-elevated), var(--bg-muted));
    border: 1px dashed var(--border-strong);
    border-radius: var(--radius-xl);
    max-width: 640px;
    margin-inline: auto;
    position: relative;
    overflow: hidden;
}
.blg-empty__glow {
    position: absolute;
    inset-inline: 30%;
    top: -50px;
    height: 200px;
    background: radial-gradient(circle, var(--brand-glow), transparent 70%);
    pointer-events: none;
    filter: blur(20px);
}
.blg-empty > i {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 84px; height: 84px;
    background: var(--brand-soft);
    color: var(--brand-strong);
    font-size: 2.2rem;
    border-radius: 50%;
    margin-bottom: 1.25rem;
    box-shadow: var(--shadow);
    position: relative;
    z-index: 1;
}
:root[data-theme="dark"] .blg-empty > i { color: var(--brand); }
.blg-empty h3 { margin: 0 0 .5rem 0; color: var(--fg); font-size: 1.35rem; position: relative; z-index: 1; }
.blg-empty p  { color: var(--fg-muted); margin: 0 0 1.5rem 0; position: relative; z-index: 1; }

/* ============================================================ CTA ==== */
.blg-cta { padding-block: clamp(3rem, 6vw, 4.5rem); }

/* ============================================================ RESPONSIVE ==== */
@media (max-width: 1023.98px) {
    .blg-grid { grid-template-columns: repeat(2, 1fr); }
    .blg-post--feature { grid-column: 1 / -1; grid-row: auto; }
    .blg-post--feature .blg-post__media { min-height: 260px; }

}

/* The chip row stops wrapping before it can take over the screen ---------- *
 * Six categories wrap to three rows on a phone. Stacked under a search bar
 * that is itself three rows there, the filter block filled the viewport and
 * the articles it filters were all below the fold. One scrolling row instead.
 * ------------------------------------------------------------------------- */
@media (max-width: 767.98px) {
    .blg-filter__cats {
        flex-wrap: nowrap;
        overflow-x: auto;
        scrollbar-width: none;
        -webkit-overflow-scrolling: touch;
        /* Room for the chip's own outline at the scroll extremes. */
        padding-block: .15rem;
    }
    .blg-filter__cats::-webkit-scrollbar { display: none; }
    .blg-filter__cats-label,
    .blg-catchip { flex: 0 0 auto; }
}

@media (max-width: 639.98px) {
    .blg-grid { grid-template-columns: 1fr; }

    /* Not sticky on a phone. The bar is three rows tall here, and pinned
       under the navigation it held a third of the screen for a control the
       reader used once — leaving a third of a viewport for the articles. */
    .blg-filter { position: static; }

    .blg-filter__searchbar {
        flex-wrap: wrap;
        border-radius: var(--radius-lg);
        padding: .5rem;
    }
    .blg-filter__field {
        flex: 1 1 100%;
        padding-inline: .75rem;
    }
    /* The generic rule above re-adds the inline padding the picker owns. */
    .blg-filter__field--author { max-width: none; padding-inline: 0; }
    .blg-filter__divider { display: none; }
    .blg-filter__submit { flex: 1 1 auto; justify-content: center; }
    .blg-filter__reset  { width: 44px; height: 44px; }
}