/* ============================================================
   LOGICSDEV BLOG  (Blog page, single post, archives, search)
   Uses the theme colours: glass by default, raised surfaces with Neumorphism.
   ============================================================ */

:is(.ld-blog, .ld-post, .ld-post-cta) {
  --b-accent: var(--orange, #6a4bc9);
  --b-accent-2: var(--orange-bright, #5a3db5);
  --b-ink: var(--white, #1b1530);
  --b-soft: var(--white-soft, rgba(27, 21, 48, .78));
  --b-radius: var(--glass-radius, 22px);
  --b-surface: var(--glass, rgba(255, 255, 255, .62));
  --b-edge: 1px solid var(--glass-edge, rgba(255, 255, 255, .7));
  --b-out: 0 18px 50px rgba(40, 30, 90, .1);
  --b-out-sm: 0 8px 22px rgba(40, 30, 90, .08);
  --b-in: inset 0 1px 3px rgba(0, 0, 0, .08);
  font-family: var(--font-body, inherit);
}
body.ld-neu :is(.ld-blog, .ld-post, .ld-post-cta) {
  --b-radius: var(--neu-radius, 26px);
  --b-surface: var(--neu-base);
  --b-edge: 0;
  --b-out: var(--neu-out-lg);
  --b-out-sm: var(--neu-out);
  --b-in: var(--neu-in);
}

/* ── list ───────────────────────────────────────────────────── */
.ld-blog { max-width: 1180px; margin: 0 auto; padding: 56px 24px 90px; color: var(--b-ink); }
.ld-blog__intro { max-width: 820px; margin: 0 auto 34px; text-align: center; }
.ld-blog__note { margin: -6px 0 22px; color: var(--b-soft); font-size: 15px; }
.ld-blog__note a { color: var(--b-accent); margin-left: 8px; font-weight: 600; }

.ld-blog-filter { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 34px; scroll-margin-top: 110px; }
.ld-blog-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.ld-blog-chip {
  display: inline-flex; align-items: center; gap: 8px; min-height: 42px; padding: 0 18px; border-radius: 99px;
  background: var(--b-surface); border: var(--b-edge); box-shadow: var(--b-out-sm);
  color: var(--b-ink); font-weight: 600; font-size: 14px; text-decoration: none; transition: transform .15s, color .2s, box-shadow .2s;
}
.ld-blog-chip:hover { color: var(--b-accent); transform: translateY(-1px); }
.ld-blog-chip.is-active { color: #fff; background: linear-gradient(120deg, var(--b-accent), var(--b-accent-2)); box-shadow: 0 10px 24px rgba(106, 75, 201, .3); }
.ld-blog-chip__n { font-size: 12px; min-width: 22px; height: 22px; padding: 0 6px; display: inline-grid; place-items: center; border-radius: 99px; background: rgba(106, 75, 201, .12); color: var(--b-accent); }
.ld-blog-chip.is-active .ld-blog-chip__n { background: rgba(255, 255, 255, .22); color: #fff; }
.ld-blog-chip:focus-visible, .ld-blog-search :focus-visible, .ld-post-card a:focus-visible, .ld-post-toc a:focus-visible { outline: 2px solid var(--b-accent); outline-offset: 3px; }

.ld-blog-search { position: relative; flex: 0 1 320px; min-width: 220px; }
.ld-blog-search input {
  width: 100%; height: 46px; padding: 0 50px 0 20px; border-radius: 99px; border: var(--b-edge); outline: 0;
  background: var(--b-surface); box-shadow: var(--b-in); color: var(--b-ink); font: 500 15px var(--font-body, inherit);
}
.ld-blog-search input::placeholder { color: var(--b-soft); opacity: .8; }
.ld-blog-search button { position: absolute; right: 5px; top: 5px; width: 36px; height: 36px; border: 0; border-radius: 50%; cursor: pointer; display: grid; place-items: center; color: #fff; background: linear-gradient(120deg, var(--b-accent), var(--b-accent-2)); }

.ld-blog-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
@media (max-width: 1024px) { .ld-blog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { .ld-blog-grid { grid-template-columns: 1fr; gap: 22px; } }

.ld-post-card {
  display: flex; flex-direction: column; min-width: 0; overflow: hidden;
  background: var(--b-surface); border: var(--b-edge); border-radius: var(--b-radius); box-shadow: var(--b-out);
  transition: transform .25s ease, box-shadow .25s ease;
}
.ld-post-card:hover { transform: translateY(-4px); }
.ld-post-card__media { display: block; aspect-ratio: 16 / 9; overflow: hidden; margin: 12px 12px 0; border-radius: calc(var(--b-radius) - 8px); background: rgba(106, 75, 201, .08); }
.ld-post-card__media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .5s ease; }
.ld-post-card:hover .ld-post-card__media img { transform: scale(1.04); }
.ld-post-card__ph { display: block; width: 100%; height: 100%; background: linear-gradient(135deg, rgba(106, 75, 201, .25), rgba(34, 184, 230, .25)); }
.ld-post-card__body { display: flex; flex-direction: column; gap: 10px; padding: 20px 22px 24px; flex: 1; }
.ld-post-card__cat { align-self: flex-start; font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--b-accent); text-decoration: none; }
.ld-post-card__title { margin: 0; font-family: var(--font-head, inherit); font-size: 20px; line-height: 1.35; font-weight: 700; letter-spacing: 0; text-transform: none; }
.ld-post-card__title a { color: var(--b-ink); text-decoration: none; }
.ld-post-card__title a:hover { color: var(--b-accent); }
.ld-post-card__excerpt { margin: 0; color: var(--b-soft); font-size: 15px; line-height: 1.65; }
.ld-post-card__meta { display: flex; flex-wrap: wrap; gap: 6px; color: var(--b-soft); font-size: 13px; margin-top: auto; padding-top: 6px; }
.ld-post-card__more { font-weight: 700; font-size: 14px; color: var(--b-accent); text-decoration: none; }
.ld-post-card__more:hover span[aria-hidden] { margin-left: 4px; }
.ld-post-card__more span[aria-hidden] { transition: margin .2s; }

.ld-blog-empty { text-align: center; padding: 60px 20px; border-radius: var(--b-radius); background: var(--b-surface); border: var(--b-edge); box-shadow: var(--b-out); }
.ld-blog-empty h2 { margin: 0 0 8px; font-size: 24px; }
.ld-blog-empty p { color: var(--b-soft); margin: 0 0 20px; }

.ld-blog-pages { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 42px; }
.ld-blog-pages .page-numbers, .ld-blog-pages > a, .ld-blog-pages > span {
  min-width: 44px; height: 44px; padding: 0 12px; display: inline-grid; place-items: center; border-radius: 14px;
  background: var(--b-surface); border: var(--b-edge); box-shadow: var(--b-out-sm); color: var(--b-ink); font-weight: 700; text-decoration: none;
}
.ld-blog-pages .current { color: #fff; background: linear-gradient(120deg, var(--b-accent), var(--b-accent-2)); }
.ld-blog-pages .dots { box-shadow: none; background: none; }

/* ── single post ────────────────────────────────────────────── */
.ld-post-hero .ld-page-hero__content h1 { font-size: clamp(2rem, 4.4vw, 3.4rem); line-height: 1.12; text-transform: none; letter-spacing: -.01em; max-width: 980px; margin-inline: auto; }
body:not(.ld-hero-center) .ld-post-hero .ld-page-hero__content h1 { margin-inline: 0; }
.ld-post-hero__cat { text-decoration: none; }
.ld-post-hero__meta { display: flex; flex-wrap: wrap; gap: 10px 22px; margin-top: 18px; color: var(--white-soft); font-size: 14px; font-weight: 500; }
body.ld-hero-center .ld-post-hero__meta { justify-content: center; }
.ld-post-hero__meta span { display: inline-flex; align-items: center; gap: 7px; }
.ld-post-hero__meta svg { color: var(--orange); }

.ld-post__cover { max-width: 1180px; margin: 10px auto 0; padding: 0 24px; }
.ld-post__cover img { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; border-radius: var(--b-radius); box-shadow: var(--b-out); }

.ld-post__layout { max-width: 1180px; margin: 0 auto; padding: 48px 24px 30px; display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 48px; align-items: start; color: var(--b-ink); }
.ld-post__layout.is-single { grid-template-columns: minmax(0, 820px); justify-content: center; }
.ld-post__main { min-width: 0; }

.ld-post__content { max-width: 760px; font-size: 17.5px; line-height: 1.85; color: var(--b-soft); }
.ld-post__content > * + * { margin-top: 1.15em; }
.ld-post__content h2 { font-family: var(--font-head, inherit); font-size: clamp(1.45rem, 2.6vw, 1.9rem); line-height: 1.25; color: var(--b-ink); margin-top: 2.1em; text-transform: none; letter-spacing: -.005em; scroll-margin-top: 110px; }
.ld-post__content h3 { font-size: 1.22rem; line-height: 1.35; color: var(--b-ink); margin-top: 1.7em; text-transform: none; letter-spacing: 0; }
.ld-post__content > h2:first-child, .ld-post__content > p:first-child { margin-top: 0; }
.ld-post__content strong { color: var(--b-ink); }
.ld-post__content a { color: var(--b-accent); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1.5px; }
.ld-post__content :is(ul, ol) { padding-left: 1.3em; }
.ld-post__content li + li { margin-top: .5em; }
.ld-post__content li::marker { color: var(--b-accent); font-weight: 700; }
.ld-post__content .wp-block-table { margin-inline: 0; overflow-x: auto; border-radius: 18px; background: var(--b-surface); border: var(--b-edge); box-shadow: var(--b-out-sm); }
.ld-post__content .wp-block-table table, .ld-post__content table { width: 100%; min-width: 560px; border-collapse: collapse; font-size: 15px; line-height: 1.55; table-layout: auto !important; border: 0; }
.ld-post__content .wp-block-table :is(th, td) { border: 0; border-bottom: 1px solid rgba(106, 75, 201, .1); }
.ld-post__content .wp-block-table thead { border: 0; }
.ld-post__content td:first-child { font-weight: 700; color: var(--b-ink); white-space: nowrap; }
.ld-post__content th { text-align: left; color: var(--b-ink); background: rgba(106, 75, 201, .08); }
.ld-post__content :is(th, td) { padding: 13px 16px; border-bottom: 1px solid rgba(106, 75, 201, .1); vertical-align: top; }
.ld-post__content tr:last-child td { border-bottom: 0; }
.ld-post__content .wp-block-buttons { margin: 1.8em 0; display: flex; flex-wrap: wrap; gap: 12px; }
.ld-post__content .wp-block-button__link {
  display: inline-flex; align-items: center; min-height: 50px; padding: 0 28px; border-radius: 99px;
  color: #fff; font-weight: 700; text-decoration: none; background: linear-gradient(120deg, var(--b-accent), var(--b-accent-2));
  box-shadow: 0 12px 28px rgba(106, 75, 201, .3); transition: transform .15s;
}
.ld-post__content .wp-block-button__link:hover { transform: translateY(-2px); color: #fff; }
.ld-post__content img { border-radius: 16px; height: auto; }

.ld-post__foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; max-width: 760px; margin-top: 44px; padding-top: 26px; border-top: 1px solid rgba(106, 75, 201, .14); }
.ld-post__foot .ld-share { margin: 0; }
.ld-post__foot .ld-share__menu { left: auto; right: 0; transform: none; top: auto; bottom: calc(100% + 10px); animation: none; }
.ld-post__tags { display: flex; flex-wrap: wrap; gap: 8px; }
.ld-post__tags a { padding: 7px 14px; border-radius: 99px; font-size: 13px; font-weight: 600; color: var(--b-soft); text-decoration: none; background: var(--b-surface); border: var(--b-edge); box-shadow: var(--b-out-sm); }
.ld-post__tags a:hover { color: var(--b-accent); }

.ld-post-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; max-width: 760px; margin-top: 34px; }
.ld-post-nav__link { display: grid; gap: 6px; padding: 18px 20px; border-radius: 18px; text-decoration: none; background: var(--b-surface); border: var(--b-edge); box-shadow: var(--b-out-sm); }
.ld-post-nav__link.is-next { text-align: right; grid-column: 2; }
.ld-post-nav__link small { color: var(--b-accent); font-weight: 700; font-size: 12.5px; letter-spacing: .04em; text-transform: uppercase; }
.ld-post-nav__link strong { color: var(--b-ink); font-size: 15.5px; line-height: 1.4; }

.ld-post__side { position: sticky; top: 104px; display: grid; gap: 22px; }
.ld-post-toc { background: var(--b-surface); border: var(--b-edge); box-shadow: var(--b-out); border-radius: var(--b-radius); padding: 22px 22px 18px; }
.ld-post-toc h2, .ld-post-toc summary { margin: 0 0 12px; font-size: 13px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; color: var(--b-accent); }
.ld-post-toc ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; counter-reset: toc; max-height: calc(100vh - 380px); overflow: auto; }
.ld-post-toc li { counter-increment: toc; }
.ld-post-toc a { display: grid; grid-template-columns: 26px 1fr; gap: 4px; padding: 7px 8px; border-radius: 10px; color: var(--b-soft); font-size: 14px; line-height: 1.45; text-decoration: none; transition: background .2s, color .2s; }
.ld-post-toc a::before { content: counter(toc, decimal-leading-zero); font-size: 12px; font-weight: 700; color: var(--b-accent); opacity: .6; padding-top: 1px; }
.ld-post-toc a:hover, .ld-post-toc a.is-active { color: var(--b-ink); background: rgba(106, 75, 201, .08); }
.ld-post-toc a.is-active::before { opacity: 1; }
.ld-post-toc--mobile { display: none; margin-bottom: 30px; }
.ld-post-toc--mobile summary { cursor: pointer; margin: 0; list-style: none; display: flex; justify-content: space-between; align-items: center; }
.ld-post-toc--mobile summary::-webkit-details-marker { display: none; }
.ld-post-toc--mobile summary::after { content: ""; width: 9px; height: 9px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: rotate(45deg); transition: transform .2s; }
.ld-post-toc--mobile[open] summary::after { transform: rotate(-135deg); }
.ld-post-toc--mobile[open] summary { margin-bottom: 12px; }
.ld-post-toc--mobile ol { max-height: none; }

.ld-post-tool { position: relative; overflow: hidden; display: grid; gap: 6px; padding: 24px; border-radius: var(--b-radius); background: var(--b-surface); border: var(--b-edge); box-shadow: var(--b-out); }
.ld-post-tool::after { content: ""; position: absolute; right: -50px; top: -50px; width: 150px; height: 150px; border-radius: 50%; background: radial-gradient(circle, rgba(34, 184, 230, .22), transparent 70%); pointer-events: none; }
.ld-post-tool__icon { width: 50px; height: 50px; border-radius: 15px; display: grid; place-items: center; color: #fff; background: linear-gradient(135deg, var(--b-accent), #22b8e6); margin-bottom: 8px; }
.ld-post-tool__icon svg { width: 24px; height: 24px; }
.ld-post-tool small { font-size: 12px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; color: var(--b-accent); }
.ld-post-tool strong { font-size: 18px; line-height: 1.3; color: var(--b-ink); }
.ld-post-tool p { margin: 0 0 10px; color: var(--b-soft); font-size: 14.5px; line-height: 1.55; }
.ld-post-tool .btn-primary { justify-content: center; text-align: center; }

.ld-related { padding-top: 30px; }
.ld-related__head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 12px; margin-bottom: 26px; }
.ld-related__head h2 { margin: 0; font-family: var(--font-head, inherit); font-size: clamp(1.6rem, 3vw, 2.2rem); color: var(--b-ink); }
.ld-related__head a { color: var(--b-accent); font-weight: 700; text-decoration: none; }

.ld-post-cta { padding: 0 24px 100px; }
.ld-post-cta__box { max-width: 1180px; margin: 0 auto; text-align: center; padding: clamp(34px, 6vw, 60px) 24px; border-radius: var(--b-radius); background: var(--b-surface); border: var(--b-edge); box-shadow: var(--b-out); position: relative; overflow: hidden; }
.ld-post-cta__box::before { content: ""; position: absolute; inset: 0; background: radial-gradient(500px 220px at 15% 0%, rgba(106, 75, 201, .14), transparent 70%), radial-gradient(500px 220px at 85% 100%, rgba(34, 184, 230, .14), transparent 70%); pointer-events: none; }
.ld-post-cta__box > * { position: relative; }
.ld-post-cta__box h2 { margin: 0 0 10px; font-family: var(--font-head, inherit); font-size: clamp(1.5rem, 3vw, 2.2rem); color: var(--b-ink); }
.ld-post-cta__box p { margin: 0 auto 24px; max-width: 560px; color: var(--b-soft); }
.ld-post-cta__box .btn-primary { display: inline-flex; }

@media (max-width: 960px) {
  .ld-post__layout { grid-template-columns: 1fr; gap: 0; padding-top: 34px; }
  .ld-post__side { position: static; margin-top: 40px; }
  .ld-post-toc--side { display: none; }
  .ld-post-toc--mobile { display: block; }
}
@media (max-width: 640px) {
  .ld-blog { padding: 40px 16px 70px; }
  .ld-blog-filter { flex-direction: column; align-items: stretch; }
  .ld-blog-chips { flex-wrap: nowrap; overflow-x: auto; padding: 6px 4px 10px; margin: -6px -4px 0; scrollbar-width: none; }
  .ld-blog-chips::-webkit-scrollbar { display: none; }
  .ld-blog-chip { flex: none; }
  .ld-blog-search { flex: 1 1 auto; min-width: 0; }
  .ld-post__cover, .ld-post__layout, .ld-post-cta { padding-left: 16px; padding-right: 16px; }
  .ld-post__content { font-size: 16.5px; }
  .ld-post-nav { grid-template-columns: 1fr; }
  .ld-post-nav__link.is-next { grid-column: auto; }
  .ld-post__foot { flex-direction: column; align-items: flex-start; }
  .ld-post__foot .ld-share__menu { right: auto; left: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .ld-post-card, .ld-post-card__media img, .ld-blog-chip { transition: none; }
}