/* ==========================================================================
   Blog: listing, cards, article page
   ========================================================================== */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

/* ---- Hero ---- */
.bl-hero { position: relative; overflow: hidden; padding: 8.5rem 0 3.25rem; color: #fff; background: var(--gradient-hero); }
.bl-hero::before { content: ''; position: absolute; inset: 0; background:
    radial-gradient(40% 60% at 90% 10%, rgba(123, 60, 245, .45), transparent 70%),
    radial-gradient(35% 50% at 0% 100%, rgba(76, 198, 255, .25), transparent 70%); pointer-events: none; }
.bl-hero .container { position: relative; z-index: 1; }
.bl-narrow { max-width: 860px; }
.bl-crumbs { list-style: none; display: flex; flex-wrap: wrap; gap: .4rem; margin: 0 0 1.25rem; padding: 0; font-size: .82rem; color: rgba(226, 232, 255, .7); }
.bl-crumbs li + li::before { content: '/'; margin-right: .4rem; opacity: .5; }
.bl-crumbs a { color: rgba(226, 232, 255, .85); }
.bl-crumbs a:hover { color: #fff; }
.bl-crumbs [aria-current] { color: #fff; }
.bl-eyebrow { display: inline-flex; align-items: center; gap: .45rem; margin-bottom: .8rem; padding: .35rem .8rem; border-radius: 999px; font-size: .75rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: #CFE6FF; background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .14); }
.bl-hero-title { margin: 0 0 .75rem; color: #fff; font-size: clamp(2.2rem, 5vw, 3.6rem); line-height: 1.08; letter-spacing: -.02em; }
.bl-hero-sub { max-width: 640px; margin: 0; font-size: 1.1rem; line-height: 1.6; color: rgba(226, 232, 255, .82); }
.bl-search { position: relative; display: flex; max-width: 560px; margin-top: 1.75rem; padding: .35rem; border-radius: 16px; background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .18); backdrop-filter: blur(8px); transition: border-color .2s, background .2s; }
.bl-search:focus-within { border-color: rgba(76, 198, 255, .7); background: rgba(255, 255, 255, .14); }
.bl-search > i { position: absolute; left: 1.05rem; top: 50%; transform: translateY(-50%); color: rgba(226, 232, 255, .7); }
.bl-search input { flex: 1; min-width: 0; padding: .7rem .75rem .7rem 2.5rem; border: 0; background: transparent; color: #fff; font-size: .98rem; outline: none; }
.bl-search input::placeholder { color: rgba(226, 232, 255, .6); }
.bl-search button { flex-shrink: 0; padding: .65rem 1.2rem; border: 0; border-radius: 12px; font-weight: 700; color: #fff; background: var(--gradient-primary); cursor: pointer; }
.bl-hero-stats { display: flex; flex-wrap: wrap; align-items: center; gap: 1.25rem; margin: 1.25rem 0 0; font-size: .85rem; color: rgba(226, 232, 255, .7); }
.bl-hero-stats strong { color: #fff; }
.bl-rss { display: inline-flex; align-items: center; gap: .35rem; color: rgba(226, 232, 255, .7); }
.bl-rss:hover { color: #FFB25E; }

/* ---- Listing hero: split layout with a photo stack ---- */
/* overflow stays visible so the search dropdown can hang below the hero; the decoration is clipped in .bl-hero-fx */
.bl-hero-x { overflow: visible; padding: calc(var(--nav-height) + 4.25rem) 0 5.5rem; }
/* No z-index on the hero or its wrappers: the search box (z 30) must rise above the sticky topics bar (z 20) */
.bl-hero-fx { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.bl-hero-x .container { z-index: auto; }
.bl-hero-x .bl-hero-wrap { position: relative; }
.bl-hero-grid-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; opacity: .5;
    background-image: linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px);
    background-size: 56px 56px; -webkit-mask-image: radial-gradient(70% 80% at 70% 40%, #000 20%, transparent 75%); mask-image: radial-gradient(70% 80% at 70% 40%, #000 20%, transparent 75%); }
.bl-hero-orb { position: absolute; z-index: 0; border-radius: 50%; filter: blur(70px); pointer-events: none; animation: blOrb 14s ease-in-out infinite alternate; }
.bl-hero-orb-a { width: 420px; height: 420px; right: 8%; top: -120px; background: rgba(123, 60, 245, .45); }
.bl-hero-orb-b { width: 320px; height: 320px; left: -80px; bottom: -140px; background: rgba(76, 198, 255, .28); animation-delay: -7s; }
@keyframes blOrb { to { transform: translate3d(-40px, 30px, 0) scale(1.08); } }
.bl-hero-wrap { display: grid; grid-template-columns: minmax(0, 1fr); gap: 3rem; align-items: center; }
.bl-hero-x.has-stack .bl-hero-wrap { grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); }
.bl-hero-x .bl-eyebrow { gap: .55rem; backdrop-filter: blur(6px); }
.bl-eyebrow-dot { width: 7px; height: 7px; border-radius: 50%; background: #4CC6FF; box-shadow: 0 0 0 4px rgba(76, 198, 255, .2); animation: blPulse 2.4s ease-in-out infinite; }
@keyframes blPulse { 50% { box-shadow: 0 0 0 7px rgba(76, 198, 255, 0); } }
.bl-hero-x .bl-hero-title { font-size: clamp(2.6rem, 6vw, 4.5rem); line-height: 1.02; letter-spacing: -.035em; margin-bottom: 1rem; }
.bl-grad-text { background: linear-gradient(100deg, #fff 0%, #fff 35%, #8AD9FF 60%, #C9A8FF 80%, #FF8CC6 100%); background-size: 200% 100%; -webkit-background-clip: text; background-clip: text; color: transparent; animation: blShine 8s ease-in-out infinite alternate; }
@keyframes blShine { to { background-position: 100% 0; } }
.bl-hero-x .bl-hero-sub { max-width: 540px; }
.bl-hero-x .bl-search { z-index: 30; max-width: 560px; margin-top: 2.5rem; padding: .45rem; border-radius: 18px; box-shadow: 0 20px 40px -20px rgba(0, 0, 0, .5), inset 0 1px 0 rgba(255, 255, 255, .08); }
.bl-hero-x .bl-search:focus-within { box-shadow: 0 0 0 4px rgba(76, 198, 255, .18), 0 20px 40px -20px rgba(0, 0, 0, .5); }
.bl-kbd { align-self: center; flex-shrink: 0; margin-right: .5rem; padding: .1rem .5rem; border-radius: 6px; font: 600 .75rem/1.4 var(--font-sans); color: rgba(226, 232, 255, .75); background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .18); }
.bl-search:focus-within .bl-kbd { opacity: 0; }
.bl-hero-x .bl-search input { padding: .85rem .75rem .85rem 2.6rem; font-size: 1rem; }
.bl-hero-x .bl-search > i { left: 1.15rem; }
.bl-hero-x .bl-search button { display: inline-flex; align-items: center; gap: .5rem; padding: .7rem 1.25rem; border-radius: 13px; box-shadow: 0 10px 22px -10px rgba(45, 91, 255, .8); transition: transform .2s, box-shadow .2s; }
.bl-hero-x .bl-search button i { font-size: .8rem; transition: transform .2s; }
.bl-hero-x .bl-search button:hover { transform: translateY(-1px); }
.bl-hero-x .bl-search button:hover i { transform: translateX(3px); }
.bl-search input::-webkit-search-cancel-button { -webkit-appearance: none; }

/* Search suggestions dropdown */
.bl-suggest { position: absolute; z-index: 60; top: calc(100% + 10px); left: 0; right: 0; max-height: min(480px, 70vh); overflow-y: auto; overscroll-behavior: contain; padding: .5rem; border-radius: 18px; color: var(--gray-800); text-align: left; background: #fff; border: 1px solid var(--gray-200); box-shadow: 0 30px 70px -20px rgba(6, 10, 36, .55); animation: blDrop .18s var(--ease-premium); }
@keyframes blDrop { from { opacity: 0; transform: translateY(-6px); } }
.bl-sg-head { display: flex; align-items: center; justify-content: space-between; gap: .5rem; margin: .5rem .6rem .35rem; font-size: .7rem; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; color: var(--gray-500); }
.bl-sg-head button { padding: 0; border: 0; background: none; font: inherit; letter-spacing: 0; text-transform: none; font-weight: 600; color: var(--primary); cursor: pointer; }
.bl-sg-item { display: flex; align-items: center; gap: .8rem; padding: .55rem .6rem; border-radius: 12px; color: var(--gray-800); cursor: pointer; }
.bl-sg-item.is-active, .bl-sg-item:hover { background: rgba(45, 91, 255, .07); }
.bl-sg-thumb { flex-shrink: 0; width: 56px; height: 42px; border-radius: 9px; object-fit: cover; background: var(--gray-100); }
.bl-sg-icon { flex-shrink: 0; width: 34px; height: 34px; border-radius: 10px; display: inline-flex; align-items: center; justify-content: center; font-size: .85rem; color: var(--primary); background: rgba(45, 91, 255, .08); }
.bl-sg-text { flex: 1; min-width: 0; display: flex; flex-direction: column; line-height: 1.3; }
.bl-sg-text strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: .92rem; font-weight: 600; color: var(--gray-900); }
.bl-sg-text small { font-size: .75rem; color: var(--gray-500); }
.bl-sg-text mark { padding: 0; border-radius: 3px; color: var(--primary); background: rgba(45, 91, 255, .12); }
.bl-sg-go { flex-shrink: 0; font-size: .75rem; color: var(--gray-400); opacity: 0; transform: translateX(-4px); transition: opacity .15s, transform .15s; }
.bl-sg-item.is-active .bl-sg-go, .bl-sg-item:hover .bl-sg-go { opacity: 1; transform: none; color: var(--primary); }
.bl-sg-remove { flex-shrink: 0; width: 26px; height: 26px; border: 0; border-radius: 8px; background: none; color: var(--gray-400); cursor: pointer; }
.bl-sg-remove:hover { color: var(--danger); background: var(--gray-100); }
.bl-sg-chips { display: flex; flex-wrap: wrap; gap: .4rem; padding: .2rem .6rem .5rem; }
.bl-sg-chip { display: inline-flex; align-items: center; gap: .4rem; padding: .35rem .7rem; border-radius: 999px; font-size: .8rem; font-weight: 600; color: var(--gray-700); background: var(--gray-100); cursor: pointer; transition: background .15s, color .15s; }
.bl-sg-chip i { font-size: .72rem; color: var(--primary); }
.bl-sg-chip.is-active, .bl-sg-chip:hover { color: #fff; background: var(--primary); }
.bl-sg-chip.is-active i, .bl-sg-chip:hover i { color: #fff; }
.bl-sg-all { display: flex; align-items: center; justify-content: space-between; gap: .5rem; margin-top: .35rem; padding: .75rem .8rem; border-top: 1px solid var(--gray-100); border-radius: 0 0 12px 12px; font-size: .88rem; font-weight: 600; color: var(--primary); cursor: pointer; }
.bl-sg-all.is-active, .bl-sg-all:hover { background: rgba(45, 91, 255, .07); }
.bl-sg-empty { padding: 1.25rem .8rem .75rem; text-align: center; font-size: .9rem; color: var(--gray-600); }
.bl-sg-empty strong { display: block; margin-bottom: .2rem; color: var(--gray-900); }
.bl-sg-loading { display: flex; flex-direction: column; gap: .5rem; padding: .5rem; }
.bl-sg-loading span { height: 46px; border-radius: 12px; background: linear-gradient(90deg, var(--gray-100), var(--gray-50), var(--gray-100)); background-size: 200% 100%; animation: blSkel 1s linear infinite; }
@keyframes blSkel { to { background-position: -200% 0; } }
.bl-sg-keys { display: flex; gap: 1rem; justify-content: flex-end; padding: .5rem .7rem .2rem; font-size: .7rem; color: var(--gray-400); }
.bl-sg-keys kbd { padding: 0 .3rem; border-radius: 4px; font: 600 .68rem/1.5 var(--font-sans); color: var(--gray-500); background: var(--gray-100); border: 1px solid var(--gray-200); }
.bl-quick { display: flex; flex-wrap: wrap; align-items: center; gap: .45rem; margin-top: .9rem; font-size: .8rem; }
.bl-quick span { margin-right: .2rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; font-size: .7rem; color: rgba(226, 232, 255, .55); }
.bl-quick a { padding: .25rem .65rem; border-radius: 999px; color: rgba(226, 232, 255, .85); background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .12); transition: background .2s, color .2s, border-color .2s; }
.bl-quick a:hover { color: #fff; background: rgba(255, 255, 255, .14); border-color: rgba(255, 255, 255, .3); }
.bl-hero-x .bl-hero-stats { list-style: none; padding: 0; margin-top: 1.75rem; gap: .5rem; }
.bl-hero-x .bl-hero-stats li { display: inline-flex; align-items: center; gap: .4rem; padding: .4rem .8rem; border-radius: 10px; background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .09); }
.bl-hero-x .bl-hero-stats i { font-size: .78rem; color: #8AD9FF; }
.bl-hero-x .bl-hero-stats .bl-rss i { color: inherit; }

/* Photo stack */
.bl-stack { position: relative; height: 400px; perspective: 1400px; }
.bl-stack-card { position: absolute; width: 68%; aspect-ratio: 4 / 3; overflow: hidden; border-radius: 20px; background: #16172A; box-shadow: 0 30px 60px -20px rgba(0, 0, 0, .6); outline: 1px solid rgba(255, 255, 255, .16); outline-offset: -1px; transition: transform .6s var(--ease-premium), box-shadow .6s var(--ease-premium); }
.bl-stack-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease-premium); }
.bl-stack-card::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 45%, rgba(6, 10, 36, .85)); }
.bl-stack-1 { z-index: 3; left: 16%; top: 12%; transform: rotate(-2deg); }
.bl-stack-2 { z-index: 2; right: 0; top: 0; transform: rotate(6deg) scale(.9); opacity: .9; }
.bl-stack-3 { z-index: 1; left: 0; bottom: 0; transform: rotate(-9deg) scale(.82); opacity: .8; }
.bl-stack-cap { position: absolute; z-index: 1; left: 1.1rem; right: 1.1rem; bottom: 1rem; display: flex; flex-direction: column; gap: .3rem; color: #fff; }
.bl-stack-cap small { align-self: flex-start; padding: .15rem .55rem; border-radius: 999px; font-size: .68rem; font-weight: 700; letter-spacing: .03em; background: rgba(255, 255, 255, .16); backdrop-filter: blur(6px); }
.bl-stack-cap strong { font-family: var(--font-heading); font-size: 1.02rem; line-height: 1.3; }
.bl-stack-2 .bl-stack-cap, .bl-stack-3 .bl-stack-cap { opacity: 0; transition: opacity .4s; }
.bl-stack:hover .bl-stack-card { opacity: 1; }
.bl-stack:hover .bl-stack-1 { transform: rotate(0) translateY(-6px); }
.bl-stack:hover .bl-stack-2 { transform: rotate(9deg) scale(.9) translate(18px, -8px); }
.bl-stack:hover .bl-stack-3 { transform: rotate(-12deg) scale(.82) translate(-18px, 8px); }
.bl-stack-card:hover { z-index: 4; box-shadow: 0 40px 80px -20px rgba(0, 0, 0, .7), 0 0 0 1px rgba(138, 217, 255, .5); }
.bl-stack-card:hover img { transform: scale(1.06); }
.bl-stack-card:hover .bl-stack-cap { opacity: 1; }
.bl-stack-badge { position: absolute; z-index: 5; right: 6%; bottom: 8%; display: inline-flex; align-items: center; gap: .45rem; padding: .55rem .9rem; border-radius: 14px; font-size: .8rem; font-weight: 700; color: var(--gray-900); background: rgba(255, 255, 255, .92); box-shadow: 0 18px 36px -12px rgba(0, 0, 0, .45); animation: blFloat 5s ease-in-out infinite; }
.bl-stack-badge i { color: #FF9A2E; }
@keyframes blFloat { 50% { transform: translateY(-8px); } }

/* ---- Topics bar: white capsule over the hero's bottom edge, solid navy pill on the active topic ---- */
.bl-topics { position: sticky; top: var(--bl-stick-top, 12px); z-index: 20; margin-top: -2.1rem; transition: top .3s var(--ease-premium), opacity .3s, transform .3s var(--ease-premium), visibility .3s; }
.bl-topics.is-gone { opacity: 0; visibility: hidden; transform: translateY(-10px); }
.bl-topics-shell { position: relative; display: flex; align-items: center; gap: .2rem; padding: .4rem; border-radius: 16px; background: #fff; border: 1px solid var(--gray-200); box-shadow: 0 18px 40px -18px rgba(11, 20, 56, .28); transition: box-shadow .3s; }
.bl-topics.is-stuck .bl-topics-shell { box-shadow: 0 14px 32px -14px rgba(11, 20, 56, .32); }
/* Edge fades when the row scrolls sideways (phones) */
.bl-topics-shell::before, .bl-topics-shell::after { content: ''; position: absolute; z-index: 3; top: .4rem; bottom: .4rem; width: 40px; pointer-events: none; opacity: 0; transition: opacity .2s; }
.bl-topics-shell::before { left: .4rem; border-radius: 11px 0 0 11px; background: linear-gradient(90deg, #fff, rgba(255, 255, 255, 0)); }
.bl-topics-shell::after { right: .4rem; border-radius: 0 11px 11px 0; background: linear-gradient(-90deg, #fff, rgba(255, 255, 255, 0)); }
.bl-topics-shell.fade-l::before, .bl-topics-shell.fade-r::after { opacity: 1; }
.bl-topics-row { position: relative; flex: 1; min-width: 0; display: flex; gap: .2rem; overflow-x: auto; scrollbar-width: none; scroll-behavior: smooth; }
.bl-topics-row::-webkit-scrollbar { display: none; }

/* Sliding navy pill: rests on the active topic, follows the pointer (blog-list.js) */
.bl-topic-pill { position: absolute; z-index: 0; top: 0; left: 0; height: 100%; width: 0; border-radius: 11px; background: var(--ink); box-shadow: 0 8px 18px -8px rgba(11, 20, 56, .55); opacity: 0; transition: transform .45s var(--ease-premium), width .45s var(--ease-premium), opacity .2s; }
.bl-topics-row.has-pill .bl-topic-pill { opacity: 1; }

.bl-topic { position: relative; z-index: 1; display: inline-flex; align-items: center; gap: .5rem; flex-shrink: 0; padding: .62rem .95rem; border-radius: 11px; font-size: .9rem; font-weight: 600; color: var(--gray-600); white-space: nowrap; transition: color .25s; }
.bl-topic-ico { display: inline-flex; font-size: .82rem; color: var(--gray-400); transition: color .25s; }
.bl-topic-n { font-size: .72rem; font-weight: 600; color: var(--gray-400); transition: color .25s; }
.bl-topic:hover { color: var(--gray-900); }
.bl-topic:hover .bl-topic-ico { color: var(--primary); }
.bl-topic:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
/* The lit topic: wherever the pill is (JS), or the active one without JS */
.bl-topic.is-lit, .bl-topics-row:not(.has-pill) .bl-topic.is-active { color: #fff; }
.bl-topics-row:not(.has-pill) .bl-topic.is-active { background: var(--ink); }
.bl-topic.is-lit .bl-topic-ico, .bl-topics-row:not(.has-pill) .bl-topic.is-active .bl-topic-ico { color: #8AD9FF; }
.bl-topic.is-lit .bl-topic-n, .bl-topics-row:not(.has-pill) .bl-topic.is-active .bl-topic-n { color: rgba(255, 255, 255, .6); }

/* "More" menu: on desktop, topics that don't fit move in here (blog-list.js) */
.bl-topic.is-overflow { display: none; }
.bl-more { position: relative; flex-shrink: 0; }
.bl-more-btn { border: 0; background: none; font: inherit; font-size: .9rem; font-weight: 600; cursor: pointer; transition: color .25s, background .25s; }
.bl-more-btn:hover, .bl-more-btn[aria-expanded="true"] { color: var(--gray-900); background: var(--gray-100); }
.bl-more-btn[aria-expanded="true"] .bl-topic-ico { color: var(--primary); }
.bl-more-caret { margin-left: -.1rem; font-size: .65rem; color: var(--gray-400); transition: transform .3s var(--ease-premium); }
.bl-more-btn[aria-expanded="true"] .bl-more-caret { transform: rotate(180deg); }
.bl-more-menu { position: absolute; z-index: 30; right: 0; top: calc(100% + 12px); width: 260px; max-height: min(420px, 60vh); overflow-y: auto; padding: .4rem; border-radius: 16px; background: #fff; border: 1px solid var(--gray-200); box-shadow: 0 24px 50px -18px rgba(11, 20, 56, .35); animation: blDrop .2s var(--ease-premium); }
.bl-more-item { display: flex; align-items: center; gap: .65rem; padding: .6rem .7rem; border-radius: 11px; font-size: .9rem; font-weight: 600; color: var(--gray-700); outline: none; transition: background .2s, color .2s; }
.bl-more-item .bl-topic-n { margin-left: auto; }
.bl-more-item:hover, .bl-more-item:focus-visible { color: var(--gray-900); background: rgba(45, 91, 255, .07); }
.bl-more-item:hover .bl-topic-ico, .bl-more-item:focus-visible .bl-topic-ico { color: var(--primary); }

/* ---- Layout ---- */
.bl-section { padding-top: 2.5rem; }
.bl-featured { position: relative; margin-bottom: 2.75rem; }
.bl-featured-tag { position: absolute; z-index: 2; top: 1rem; left: 1rem; display: inline-flex; align-items: center; gap: .4rem; padding: .35rem .75rem; border-radius: 999px; font-size: .75rem; font-weight: 700; color: #fff; background: rgba(6, 10, 36, .7); backdrop-filter: blur(6px); }
.bl-featured-tag i { color: #FFB25E; }
.bl-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 2.5rem; align-items: start; }
.bl-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.25rem; }
.bl-toolbar-title { margin: 0; font-size: 1.35rem; }
.bl-toolbar-title span { margin-left: .35rem; padding: .1rem .55rem; border-radius: 999px; font-size: .8rem; vertical-align: middle; color: var(--primary); background: rgba(45, 91, 255, .1); }
.bl-sort { display: inline-flex; padding: .25rem; border-radius: 12px; background: var(--gray-100); }
.bl-sort a { padding: .4rem .85rem; border-radius: 9px; font-size: .82rem; font-weight: 600; color: var(--gray-600); }
.bl-sort a.is-active { color: var(--gray-900); background: #fff; box-shadow: var(--shadow-sm); }
.bl-clear { display: inline-flex; align-items: center; gap: .4rem; margin: -.5rem 0 1.25rem; font-size: .85rem; font-weight: 600; color: var(--gray-500); }
.bl-clear:hover { color: var(--danger); }
.bl-muted { color: var(--gray-500); }
.bl-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.5rem; }
.bl-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
/* Even cards: same photo ratio, titles and excerpts clamped so rows line up */
.bl-grid .bl-card-media { aspect-ratio: 16 / 10; }
.bl-grid .bl-card-title { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.bl-grid .bl-card-text { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; flex: 0 0 auto; margin-bottom: auto; padding-bottom: 1.1rem; }
/* A lone last card fills the row as a wide horizontal card */
@media (min-width: 641px) {
    .bl-grid:not(.bl-grid-3) > .bl-card:last-child:nth-child(odd) { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
    .bl-grid:not(.bl-grid-3) > .bl-card:last-child:nth-child(odd) .bl-card-media { aspect-ratio: auto; min-height: 100%; }
    .bl-grid:not(.bl-grid-3) > .bl-card:last-child:nth-child(odd) .bl-card-body { padding: 1.6rem 1.75rem; justify-content: center; }
    .bl-grid:not(.bl-grid-3) > .bl-card:last-child:nth-child(odd) .bl-card-title { font-size: 1.3rem; }
}

/* ---- Card ---- */
.bl-card { position: relative; display: flex; flex-direction: column; overflow: hidden; border-radius: 20px; background: #fff; border: 1px solid var(--gray-200); box-shadow: var(--shadow-card); transition: transform .35s var(--ease-premium), box-shadow .35s var(--ease-premium), border-color .35s; }
.bl-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card-hover); border-color: rgba(45, 91, 255, .25); }
.bl-card-media { position: relative; display: block; aspect-ratio: 16 / 9; overflow: hidden; background: var(--gray-100); }
.bl-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease-premium); }
.bl-card:hover .bl-card-media img { transform: scale(1.04); }
.bl-cover { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: space-between; padding: 1.25rem; color: #fff; overflow: hidden; }
.bl-cover::after { content: ''; position: absolute; right: -15%; bottom: -35%; width: 70%; aspect-ratio: 1; border-radius: 50%; background: rgba(255, 255, 255, .12); }
.bl-cover > i { position: relative; z-index: 1; width: 44px; height: 44px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.1rem; background: rgba(255, 255, 255, .16); }
.bl-cover-title { position: relative; z-index: 1; max-width: 85%; font-family: var(--font-heading); font-weight: 800; font-size: 1.05rem; line-height: 1.3; }
.bl-cover-0 { background: linear-gradient(135deg, #1F27B8, #2D5BFF 55%, #4CC6FF); }
.bl-cover-1 { background: linear-gradient(135deg, #5B21D6, #7B3CF5 50%, #FF3D9A); }
.bl-cover-2 { background: linear-gradient(135deg, #0A0B14, #7B3CF5 60%, #E9358F); }
.bl-cover-3 { background: linear-gradient(135deg, #7B3CF5, #FF3D9A 55%, #FF9A2E); }
.bl-card-body { display: flex; flex-direction: column; flex: 1; padding: 1.25rem 1.35rem 1.3rem; }
.bl-card-top { display: flex; align-items: center; justify-content: space-between; gap: .75rem; margin-bottom: .7rem; }
.bl-chip { display: inline-flex; align-items: center; gap: .35rem; padding: .25rem .65rem; border-radius: 999px; font-size: .72rem; font-weight: 700; letter-spacing: .02em; color: var(--primary); background: rgba(45, 91, 255, .09); transition: background .2s; }
.bl-chip:hover { background: rgba(45, 91, 255, .16); }
.bl-chip-light { margin-bottom: 1rem; color: #CFE6FF; background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .16); }
.bl-chip-light:hover { background: rgba(255, 255, 255, .18); }
.bl-card-time { font-size: .78rem; color: var(--gray-500); white-space: nowrap; }
.bl-card-title { margin: 0 0 .55rem; font-size: 1.12rem; line-height: 1.35; }
.bl-card-title a { color: var(--gray-900); }
.bl-card-title a::after { content: ''; position: absolute; inset: 0; z-index: 0; }
.bl-card:hover .bl-card-title a { color: var(--primary); }
.bl-card-text { flex: 1; margin: 0 0 1.1rem; font-size: .9rem; line-height: 1.6; color: var(--gray-600); }
.bl-card-top a, .bl-card-go { position: relative; z-index: 1; }
.bl-card-foot { display: flex; align-items: center; gap: .65rem; padding-top: .9rem; border-top: 1px solid var(--gray-100); }
.bl-avatar { flex-shrink: 0; width: 32px; height: 32px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font-size: .72rem; font-weight: 800; color: #fff; background: var(--gradient-brand); }
.bl-avatar-lg { width: 44px; height: 44px; font-size: .9rem; box-shadow: 0 0 0 3px rgba(255, 255, 255, .15); }
.bl-avatar-xl { width: 64px; height: 64px; font-size: 1.2rem; }
.bl-card-author { flex: 1; min-width: 0; display: flex; flex-direction: column; line-height: 1.25; }
.bl-card-author strong { font-size: .82rem; color: var(--gray-800); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bl-card-author time { font-size: .74rem; color: var(--gray-500); }
.bl-card-go { width: 34px; height: 34px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font-size: .8rem; color: var(--primary); background: rgba(45, 91, 255, .08); transition: background .25s, color .25s, transform .25s; }
.bl-card:hover .bl-card-go { color: #fff; background: var(--primary); transform: translateX(2px); }
/* Featured card: side by side on wide screens */
.bl-card-lg { display: grid; grid-template-columns: 1.15fr 1fr; }
.bl-card-lg .bl-card-media { aspect-ratio: auto; min-height: 340px; }
.bl-card-lg .bl-card-body { padding: 2rem 2.1rem; justify-content: center; }
.bl-card-lg .bl-card-title { font-size: clamp(1.4rem, 2.4vw, 1.95rem); line-height: 1.2; }
.bl-card-lg .bl-card-text { flex: 0; font-size: 1rem; }
.bl-card-lg .bl-cover-title { font-size: 1.6rem; }

/* ---- Pagination ---- */
.bl-pages { display: flex; justify-content: center; flex-wrap: wrap; gap: .4rem; margin-top: 2.25rem; }
.bl-pages a, .bl-pages span { min-width: 42px; height: 42px; padding: 0 .75rem; border-radius: 12px; display: inline-flex; align-items: center; justify-content: center; font-weight: 600; color: var(--gray-700); background: #fff; border: 1px solid var(--gray-200); }
.bl-pages a:hover { border-color: var(--primary); color: var(--primary); }
.bl-pages .is-active { color: #fff; background: var(--primary); border-color: var(--primary); }

/* ---- Empty ---- */
.bl-empty { padding: 3rem 1.5rem; text-align: center; border: 1.5px dashed var(--gray-300); border-radius: 20px; background: var(--gray-50); }
.bl-empty-icon { width: 60px; height: 60px; margin: 0 auto 1rem; border-radius: 18px; display: flex; align-items: center; justify-content: center; font-size: 1.4rem; color: #fff; background: var(--gradient-primary); }
.bl-empty h3 { margin: 0 0 .4rem; }
.bl-empty p { margin: 0 0 1.1rem; color: var(--gray-600); }

/* ---- Sidebar ---- */
.bl-aside { position: sticky; top: var(--bl-under-topics, 100px); transition: top .3s var(--ease-premium); display: flex; flex-direction: column; gap: 1.25rem; }
.bl-box { padding: 1.35rem; border-radius: 20px; background: #fff; border: 1px solid var(--gray-200); }
.bl-box-title { display: flex; align-items: center; gap: .5rem; margin: 0 0 1rem; font-size: 1rem; }
.bl-box-title i { color: var(--primary); }
.bl-popular { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: .35rem; }
.bl-popular a { display: flex; gap: .8rem; padding: .55rem; margin: 0 -.55rem; border-radius: 12px; transition: background .2s; }
.bl-popular a:hover { background: var(--gray-50); }
.bl-popular-num { flex-shrink: 0; width: 28px; height: 28px; border-radius: 8px; display: inline-flex; align-items: center; justify-content: center; font-weight: 800; font-size: .8rem; color: var(--primary); background: rgba(45, 91, 255, .08); }
.bl-popular strong { display: block; font-size: .88rem; line-height: 1.35; color: var(--gray-800); }
.bl-popular small { font-size: .74rem; color: var(--gray-500); }
.bl-tags { display: flex; flex-wrap: wrap; gap: .4rem; }
.bl-tag { padding: .3rem .65rem; border-radius: 999px; font-size: .78rem; font-weight: 600; color: var(--gray-600); background: var(--gray-100); transition: background .2s, color .2s; }
.bl-tag:hover, .bl-tag.is-active { color: #fff; background: var(--primary); }
.bl-box-news { color: #fff; border: 0; background: radial-gradient(70% 70% at 100% 0%, rgba(123, 60, 245, .55), transparent 70%), linear-gradient(160deg, #0B1438, #1A1F5E); }
.bl-box-news .bl-box-title, .bl-box-news .bl-box-title i { color: #fff; }
.bl-box-news p { margin: -.4rem 0 1rem; font-size: .86rem; color: rgba(226, 232, 255, .78); }
.bl-news-form { display: flex; flex-direction: column; gap: .5rem; }
.bl-news-form input { width: 100%; padding: .75rem .9rem; border-radius: 12px; border: 1px solid rgba(255, 255, 255, .2); background: rgba(255, 255, 255, .08); color: #fff; font-size: .92rem; outline: none; }
.bl-news-form input::placeholder { color: rgba(226, 232, 255, .55); }
.bl-news-form input:focus { border-color: #4CC6FF; }

/* ---- CTA ---- */
.bl-cta-band { padding: 0 0 4.5rem; }
.bl-cta { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap; padding: 2rem 2.25rem; border-radius: 24px; color: #fff; background: radial-gradient(60% 90% at 100% 0%, rgba(255, 61, 154, .35), transparent 70%), var(--gradient-hero); }
.bl-cta h2 { margin: 0 0 .35rem; color: #fff; font-size: clamp(1.3rem, 2.4vw, 1.7rem); }
.bl-cta p { margin: 0; color: rgba(226, 232, 255, .8); }

/* ==========================================================================
   Article page
   ========================================================================== */
.bl-progress { position: fixed; top: 0; left: 0; right: 0; z-index: 2000; height: 3px; pointer-events: none; }
.bl-progress span { display: block; height: 100%; background: var(--gradient-brand); transform: scaleX(0); transform-origin: 0 50%; }
.bl-preview-bar { position: relative; z-index: 5; display: flex; align-items: center; justify-content: center; gap: .6rem; flex-wrap: wrap; padding: .6rem 1rem; margin-top: 76px; font-size: .88rem; font-weight: 600; color: #7A4B00; background: #FFF4D6; }
.bl-preview-bar a { text-decoration: underline; color: inherit; }
.bl-preview-bar + .bl-hero { padding-top: 3.5rem; }
.bl-hero-post { padding-bottom: 3.25rem; }
.bl-hero-split { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr); gap: 3.25rem; align-items: center; max-width: 1240px; }
.bl-hero-split .bl-post-title { font-size: clamp(2rem, 3.6vw, 2.9rem); }
.bl-hero-figure { position: relative; margin: 0; aspect-ratio: 4 / 3; border-radius: 22px; overflow: hidden; background: rgba(255, 255, 255, .08); box-shadow: 0 30px 60px -25px rgba(0, 0, 0, .55); outline: 1px solid rgba(255, 255, 255, .14); outline-offset: 6px; }
.bl-hero-figure img { display: block; width: 100%; height: 100%; object-fit: cover; }
.bl-credit { position: absolute; right: .6rem; bottom: .6rem; padding: .2rem .55rem; border-radius: 999px; font-size: .68rem; color: rgba(255, 255, 255, .85); background: rgba(6, 10, 36, .55); backdrop-filter: blur(6px); }
.bl-credit a { color: #fff; text-decoration: underline; text-underline-offset: 2px; }
.bl-post-title { margin: 0 0 1rem; color: #fff; font-size: clamp(2rem, 4.6vw, 3.25rem); line-height: 1.12; letter-spacing: -.02em; }
.bl-post-lead { max-width: 720px; margin: 0 0 1.75rem; font-size: 1.15rem; line-height: 1.6; color: rgba(226, 232, 255, .85); }
.bl-post-meta { display: flex; align-items: center; gap: 1rem 1.75rem; flex-wrap: wrap; }
.bl-byline { display: inline-flex; align-items: center; gap: .7rem; }
.bl-byline strong { display: block; color: #fff; font-size: .95rem; }
.bl-byline small { display: block; font-size: .78rem; color: rgba(226, 232, 255, .7); }
.bl-meta-items { display: inline-flex; flex-wrap: wrap; gap: .5rem 1.15rem; font-size: .85rem; color: rgba(226, 232, 255, .78); }
.bl-meta-items i { margin-right: .25rem; color: #8AD9FF; }

.bl-post { position: relative; z-index: 2; padding-bottom: 3.5rem; }
.bl-cover-figure { margin: -4.5rem auto 2.25rem; max-width: 880px; aspect-ratio: 2.2 / 1; max-height: 400px; overflow: hidden; border-radius: 22px; box-shadow: 0 30px 60px -30px rgba(6, 10, 36, .45); background: var(--gray-100); }
.bl-cover-figure img { display: block; width: 100%; height: 100%; object-fit: cover; }
.bl-post-grid { display: grid; grid-template-columns: 56px minmax(0, 720px) 250px; justify-content: center; gap: 2.5rem; }
.bl-post-grid.no-toc { grid-template-columns: 56px minmax(0, 760px); }
.bl-article-col { min-width: 0; padding: 2.5rem 0 0; }
.bl-cover-figure + .bl-post-grid .bl-article-col { padding-top: 0; }
.bl-cover-figure + .bl-post-grid .bl-rail, .bl-cover-figure + .bl-post-grid .bl-toc { padding-top: 0; }

/* share rail */
.bl-rail { position: sticky; top: 110px; align-self: start; display: flex; flex-direction: column; align-items: center; gap: .55rem; padding-top: 2.4rem; }
.bl-rail-label { font-size: .65rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--gray-400); writing-mode: vertical-rl; transform: rotate(180deg); margin-bottom: .25rem; }
.bl-share { display: flex; flex-wrap: wrap; gap: .5rem; }
.bl-share-compact { flex-direction: column; }
.bl-share-btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; height: 44px; min-width: 44px; padding: 0 1rem; border: 1px solid var(--gray-200); border-radius: 12px; font-size: .88rem; font-weight: 600; color: var(--gray-700); background: #fff; cursor: pointer; transition: color .2s, background .2s, border-color .2s, transform .2s; }
.bl-share-btn i { font-size: 1rem; color: var(--c); transition: color .2s; }
.bl-share-btn:hover { color: #fff; background: var(--c); border-color: var(--c); transform: translateY(-2px); }
.bl-share-btn:hover i { color: #fff; }
.bl-share-btn:focus-visible { outline: 3px solid rgba(45, 91, 255, .35); outline-offset: 2px; }
.bl-share-btn.is-done { color: #fff; background: #16A34A; border-color: #16A34A; }
.bl-share-btn.is-done i { color: #fff; }
.bl-share-btn[hidden] { display: none; }
.bl-share-compact .bl-share-btn { width: 44px; padding: 0; border-radius: 50%; }

/* table of contents */
.bl-toc { position: sticky; top: 110px; align-self: start; padding-top: 2.4rem; }
.bl-toc-inner { position: relative; max-height: calc(100vh - 140px); overflow-y: auto; padding-left: 1.1rem; }
.bl-toc-title { display: block; margin-bottom: .75rem; font-size: .72rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--gray-500); }
.bl-toc ol, .bl-toc-mobile ol { list-style: none; margin: 0; padding: 0; }
.bl-toc li a { display: block; padding: .38rem 0; font-size: .86rem; line-height: 1.4; color: var(--gray-500); transition: color .2s; }
.bl-toc li.lv3 a { padding-left: .85rem; font-size: .8rem; }
.bl-toc li a:hover { color: var(--gray-900); }
.bl-toc li a.is-active { color: var(--primary); font-weight: 700; }
.bl-toc-progress { position: absolute; left: 0; top: 1.9rem; bottom: 0; width: 2px; border-radius: 2px; background: var(--gray-200); }
.bl-toc-progress span { display: block; width: 100%; height: 100%; border-radius: inherit; background: var(--gradient-primary); transform: scaleY(0); transform-origin: 50% 0; }
.bl-toc-mobile { display: none; margin-bottom: 1.5rem; border: 1px solid var(--gray-200); border-radius: 16px; background: var(--gray-50); }
.bl-toc-mobile summary { display: flex; align-items: center; gap: .55rem; padding: .9rem 1.1rem; font-weight: 700; cursor: pointer; list-style: none; }
.bl-toc-mobile summary::-webkit-details-marker { display: none; }
.bl-toc-mobile summary i { color: var(--primary); }
.bl-toc-mobile summary span { margin-left: auto; font-size: .78rem; font-weight: 600; color: var(--gray-500); }
.bl-toc-mobile ol { padding: 0 1.1rem 1rem; }
.bl-toc-mobile li a { display: block; padding: .4rem 0; font-size: .9rem; color: var(--gray-700); }
.bl-toc-mobile li.lv3 a { padding-left: .9rem; font-size: .85rem; }

/* article typography */
.bl-prose { font-size: 1.075rem; line-height: 1.8; color: var(--gray-700); overflow-wrap: break-word; }
.bl-prose > *:first-child { margin-top: 0; }
.bl-prose h2 { margin: 2.4rem 0 .9rem; font-size: clamp(1.45rem, 2.6vw, 1.85rem); line-height: 1.25; color: var(--gray-900); scroll-margin-top: 110px; }
.bl-prose h3 { margin: 1.9rem 0 .7rem; font-size: 1.3rem; line-height: 1.3; color: var(--gray-900); scroll-margin-top: 110px; }
.bl-prose h4 { margin: 1.5rem 0 .5rem; font-size: 1.1rem; color: var(--gray-900); }
.bl-prose p { margin: 0 0 1.3rem; }
.bl-prose a { color: var(--primary); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.bl-prose a:hover { color: var(--secondary); }
.bl-prose strong { color: var(--gray-900); }
.bl-prose ul, .bl-prose ol { margin: 0 0 1.4rem; padding-left: 1.4rem; }
.bl-prose li { margin-bottom: .5rem; }
.bl-prose ul li::marker { color: var(--primary); }
.bl-prose ol li::marker { color: var(--primary); font-weight: 700; }
.bl-prose blockquote { margin: 1.9rem 0; padding: 1.25rem 1.5rem; border-left: 4px solid; border-image: var(--gradient-brand) 1; border-radius: 0 14px 14px 0; font-size: 1.15rem; font-style: italic; color: var(--gray-800); background: var(--gray-50); }
.bl-prose blockquote p:last-child { margin-bottom: 0; }
.bl-prose img, .bl-prose figure img { max-width: 100%; height: auto; border-radius: 16px; }
.bl-prose figure { margin: 2rem 0; }
.bl-prose figcaption { margin-top: .6rem; font-size: .85rem; text-align: center; color: var(--gray-500); }
.bl-prose hr { margin: 2.5rem 0; border: 0; height: 1px; background: var(--gray-200); }
.bl-prose code { padding: .12rem .4rem; border-radius: 6px; font-size: .9em; color: #B4235C; background: #FDF2F8; }
.bl-prose pre { margin: 0 0 1.5rem; padding: 1.1rem 1.25rem; overflow-x: auto; border-radius: 14px; font-size: .9rem; line-height: 1.6; color: #E2E8FF; background: var(--ink-deep); }
.bl-prose pre code { padding: 0; color: inherit; background: none; }
.bl-prose table { width: 100%; margin: 0 0 1.5rem; border-collapse: collapse; font-size: .95rem; display: block; overflow-x: auto; }
.bl-prose th, .bl-prose td { padding: .7rem .9rem; border: 1px solid var(--gray-200); text-align: left; }
.bl-prose th { color: var(--gray-900); background: var(--gray-50); }
@media (max-width: 480px) { .bl-prose table { font-size: .86rem; } .bl-prose th, .bl-prose td { padding: .55rem .6rem; } }  /* 3-column tables fit a phone without a hidden side-scroll */

/* after the article */
.bl-faq { margin-top: 2.5rem; }
.bl-faq h2 { margin: 0 0 1rem; font-size: 1.5rem; }
.bl-faq-item { border: 1px solid var(--gray-200); border-radius: 14px; margin-bottom: .6rem; background: #fff; transition: border-color .2s; }
.bl-faq-item[open] { border-color: rgba(45, 91, 255, .35); }
.bl-faq-item summary { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1rem 1.15rem; font-weight: 700; color: var(--gray-900); cursor: pointer; list-style: none; }
.bl-faq-item summary::-webkit-details-marker { display: none; }
.bl-faq-item summary i { flex-shrink: 0; font-size: .8rem; color: var(--primary); transition: transform .25s; }
.bl-faq-item[open] summary i { transform: rotate(45deg); }
.bl-faq-item > div { padding: 0 1.15rem 1rem; color: var(--gray-600); line-height: 1.7; }
.bl-faq-item > div p:last-child { margin-bottom: 0; }
.bl-post-tags { display: flex; flex-wrap: wrap; align-items: center; gap: .45rem; margin-top: 2.25rem; }
.bl-post-tags > span { margin-right: .3rem; font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--gray-500); }
.bl-share-box { display: flex; flex-direction: column; gap: 1rem; margin-top: 2.25rem; padding: 1.5rem; border-radius: 20px; border: 1px solid var(--gray-200); background: linear-gradient(180deg, #fff, var(--gray-50)); }
.bl-share-box h2 { margin: 0 0 .2rem; font-size: 1.2rem; }
.bl-share-box p { margin: 0; font-size: .9rem; color: var(--gray-500); }
.bl-author { display: flex; gap: 1.1rem; align-items: flex-start; margin-top: 1.5rem; padding: 1.5rem; border-radius: 20px; background: var(--gray-50); }
.bl-author small { font-size: .75rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--gray-500); }
.bl-author h2 { margin: .1rem 0 .1rem; font-size: 1.2rem; }
.bl-author-role { margin: 0 0 .5rem; font-size: .88rem; font-weight: 600; color: var(--primary); }
.bl-author p { margin: 0; font-size: .92rem; line-height: 1.6; color: var(--gray-600); }
.bl-prevnext { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 1.5rem; }
.bl-pn { display: flex; flex-direction: column; gap: .3rem; padding: 1.1rem 1.25rem; border-radius: 16px; border: 1px solid var(--gray-200); background: #fff; transition: border-color .2s, transform .2s; }
.bl-pn:hover { border-color: var(--primary); transform: translateY(-2px); }
.bl-pn small { font-size: .76rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--gray-500); }
.bl-pn strong { font-size: .95rem; line-height: 1.35; color: var(--gray-900); }
.bl-pn-next { text-align: right; grid-column: 2; }
.bl-cta-inline { margin-top: 2rem; padding: 1.6rem 1.75rem; }
.bl-related { background: var(--gray-50); }
.bl-related-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.75rem; }
.bl-related-head h2 { margin: 0; }
.bl-news-band { padding: 3.5rem 0; background: var(--gray-50); }
.bl-related + .bl-news-band { padding-top: 0; }
.bl-news { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap; padding: 2rem 2.25rem; border-radius: 24px; color: #fff; background: var(--band-aurora); }
.bl-news h2 { margin: 0 0 .35rem; color: #fff; font-size: 1.5rem; }
.bl-news p { margin: 0; color: rgba(226, 232, 255, .78); }
.bl-news .bl-news-form { flex-direction: row; flex: 1; max-width: 460px; }
.bl-news .bl-news-form input { flex: 1; }
.bl-toast { position: fixed; left: 50%; bottom: 24px; z-index: 3000; max-width: calc(100% - 32px); padding: .85rem 1.2rem; border-radius: 14px; font-size: .9rem; font-weight: 600; color: #fff; background: #0F172A; box-shadow: var(--shadow-xl); opacity: 0; transform: translate(-50%, 12px); transition: opacity .25s, transform .25s; }
.bl-toast.is-on { opacity: 1; transform: translate(-50%, 0); }

/* ---- Responsive ---- */
@media (max-width: 1180px) {
    .bl-post-grid { grid-template-columns: 56px minmax(0, 720px); }
    .bl-toc { display: none; }
    .bl-toc-mobile { display: block; }
}
@media (max-width: 1024px) {
    .bl-layout { grid-template-columns: 1fr; }
    .bl-aside { position: static; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
    .bl-grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 960px) {
    .bl-hero-split { grid-template-columns: 1fr; gap: 1.75rem; }
    .bl-hero-figure { aspect-ratio: 16 / 9; outline-offset: 4px; }
    .bl-hero-x.has-stack .bl-hero-wrap { grid-template-columns: minmax(0, 1fr); gap: 2.5rem; }
    .bl-stack { height: 300px; max-width: 520px; width: 100%; margin: 0 auto; }
}
@media (max-width: 860px) {
    .bl-card-lg { display: flex; }
    .bl-card-lg .bl-card-media { min-height: 0; aspect-ratio: 16 / 9; }
    .bl-card-lg .bl-card-body { padding: 1.35rem; }
    .bl-post-grid, .bl-post-grid.no-toc { grid-template-columns: minmax(0, 1fr); gap: 0; }
    .bl-rail { display: none; }
}
@media (max-width: 640px) {
    .bl-hero { padding: 7rem 0 2.5rem; }
    .bl-hero-post.has-cover { padding-bottom: 4.5rem; }
    .bl-article-col { padding-top: 1.75rem; }
    .bl-grid, .bl-grid-3 { grid-template-columns: 1fr; }
    .bl-search button { padding: .65rem .9rem; }
    .bl-cover-figure { margin: -3rem -4px 1.75rem; border-radius: 18px; }
    .bl-prose { font-size: 1.02rem; }
    .bl-share-box .bl-share-btn { flex: 1 1 calc(50% - .5rem); }
    .bl-prevnext { grid-template-columns: 1fr; }
    .bl-pn-next { grid-column: auto; text-align: left; }
    .bl-cta, .bl-news { padding: 1.5rem; }
    .bl-news .bl-news-form { flex-direction: column; max-width: none; }
    .bl-author { flex-direction: column; }
    .bl-hero.bl-hero-x { padding: calc(var(--nav-height) + 2.5rem) 0 4.5rem; }
    .bl-topics { margin-top: -1.9rem; }
    .bl-stack { display: none; }
    .bl-kbd { display: none; }
    .bl-hero-x .bl-search { margin-top: 1.75rem; }
    .bl-hero-x .bl-search button { padding: .7rem .95rem; }
    .bl-hero-x .bl-search button span { display: none; }
    .bl-suggest { left: -4px; right: -4px; }
    .bl-sg-keys { display: none; }
    .bl-topic { padding: .55rem .8rem; font-size: .85rem; }
}
@media (hover: none) { .bl-kbd { display: none; } }
@media (prefers-reduced-motion: reduce) {
    .bl-card, .bl-card-media img, .bl-share-btn, .bl-pn { transition: none; }
    .bl-hero-orb, .bl-grad-text, .bl-eyebrow-dot, .bl-stack-badge { animation: none; }
    .bl-stack-card, .bl-stack-card img, .bl-topic-pill, .bl-topics { transition: none; }
}

/* ==========================================================================
   Light & airy look: light blog headers, warm accents (shared tokens in style.css)
   ========================================================================== */
.bl-hero { color: var(--ink); background: var(--hero-light); border-bottom: 1px solid rgba(15, 23, 42, .06); }
.bl-hero::before { background: radial-gradient(rgba(15, 23, 42, .08) 1px, transparent 1.2px) 0 0 / 22px 22px;
    -webkit-mask-image: radial-gradient(60% 80% at 75% 30%, #000 10%, transparent 75%); mask-image: radial-gradient(60% 80% at 75% 30%, #000 10%, transparent 75%); }
.bl-hero-grid-bg { display: none; }
.bl-hero-orb-a { background: rgba(167, 139, 250, .35); }
.bl-hero-orb-b { background: rgba(255, 178, 94, .3); }
.bl-crumbs { color: var(--gray-500); }
.bl-crumbs a { color: var(--gray-600); }
.bl-crumbs a:hover, .bl-crumbs [aria-current] { color: var(--ink); }
.bl-eyebrow, .bl-hero-x .bl-eyebrow { color: var(--ink); background: #fff; border-color: rgba(15, 23, 42, .08); box-shadow: 0 6px 18px -10px rgba(15, 23, 42, .25); backdrop-filter: none; }
.bl-eyebrow i { color: #E9358F; }
.bl-eyebrow-dot { background: #FF8A2E; box-shadow: 0 0 0 4px rgba(255, 138, 46, .2); }
.bl-hero-title, .bl-hero-x .bl-hero-title, .bl-post-title { color: var(--ink); }
.bl-grad-text { background: linear-gradient(172deg, var(--ink) 0%, var(--ink) 45%, #7B3CF5 66%, #E9358F 84%, #FF8A2E 100%); background-size: 100% 100%; -webkit-background-clip: text; background-clip: text; color: transparent; animation: none; }
.bl-hero-sub, .bl-post-lead { color: var(--gray-600); }

/* Search and chips on a light header */
.bl-search, .bl-hero-x .bl-search { background: #fff; border-color: rgba(15, 23, 42, .1); backdrop-filter: none; box-shadow: 0 20px 40px -24px rgba(76, 29, 149, .35); }
.bl-search:focus-within, .bl-hero-x .bl-search:focus-within { background: #fff; border-color: rgba(123, 60, 245, .45); box-shadow: 0 0 0 4px rgba(123, 60, 245, .12), 0 20px 40px -24px rgba(76, 29, 149, .35); }
.bl-search > i { color: var(--gray-400); }
.bl-search input { color: var(--ink); }
.bl-search input::placeholder { color: var(--gray-400); }
.bl-kbd { color: var(--gray-500); background: var(--gray-100); border-color: var(--gray-200); }
.bl-quick span { color: var(--gray-400); }
.bl-quick a { color: var(--gray-700); background: rgba(255, 255, 255, .8); border-color: rgba(15, 23, 42, .08); }
.bl-quick a:hover { color: var(--ink); background: #fff; border-color: rgba(123, 60, 245, .35); }
.bl-hero-stats, .bl-hero-x .bl-hero-stats { color: var(--gray-500); }
.bl-hero-stats strong { color: var(--ink); }
.bl-hero-x .bl-hero-stats li { background: rgba(255, 255, 255, .75); border-color: rgba(15, 23, 42, .08); }
.bl-hero-x .bl-hero-stats i { color: #E9358F; }
.bl-stack-card { box-shadow: 0 30px 60px -28px rgba(76, 29, 149, .5); outline: 6px solid #fff; outline-offset: -1px; }
.bl-stack-badge { border: 1px solid rgba(15, 23, 42, .06); }

/* Article header */
.bl-chip-light { color: #C2410C; background: rgba(255, 138, 46, .1); border-color: rgba(255, 138, 46, .2); }
.bl-chip-light:hover { background: rgba(255, 138, 46, .18); }
.bl-byline strong { color: var(--ink); }
.bl-byline small, .bl-meta-items { color: var(--gray-500); }
.bl-meta-items i { color: #E9358F; }
.bl-avatar-lg { box-shadow: 0 0 0 3px #fff, 0 8px 18px -8px rgba(15, 23, 42, .4); }
.bl-hero-figure { background: #fff; outline: none; border: 8px solid #fff; box-shadow: 0 40px 80px -40px rgba(76, 29, 149, .45), 0 18px 40px -24px rgba(15, 23, 42, .3); }

/* Dark accents: warm ink instead of navy */
.bl-box-news { background: var(--band-aurora); }
.bl-cta { background: var(--band-aurora); }