/**
 * icseboard.org — v3 redesign layer (June 2026)
 * Homepage sections + related-article cards. Loads AFTER icseboard-eeat.css.
 * Scope: all selectors are v3-* prefixed; nothing here leaks into legacy markup.
 */

:root{
  --v3-navy:#1A3C6E; --v3-navy-deep:#13294B; --v3-navy-mid:#234B85;
  --v3-navy-50:#EEF3FB; --v3-navy-100:#DCE7F7;
  --v3-amber:#F59E0B;
  --v3-green:#16A34A; --v3-green-deep:#15803D;
  --v3-bg:#F7F8FB; --v3-card:#fff;
  --v3-border:#E5E9F2; --v3-border-strong:#CBD5E6;
  --v3-text:#0F1F3D; --v3-text-2:#5A6B8C; --v3-text-3:#8B98B8;
  --v3-r:12px; --v3-r-lg:16px;
  --v3-sh-sm:0 1px 2px rgba(15,31,61,.05);
  --v3-sh-md:0 8px 24px -8px rgba(15,31,61,.14);
}

/* Rich layered background: soft color washes over a cool base */
body.home{
  background:
    radial-gradient(900px 520px at -10% 18%, rgba(59,130,246,.07), transparent 60%),
    radial-gradient(820px 480px at 110% 38%, rgba(245,158,11,.07), transparent 60%),
    radial-gradient(900px 540px at -8% 78%, rgba(16,185,129,.06), transparent 60%),
    radial-gradient(820px 480px at 108% 96%, rgba(139,92,246,.07), transparent 60%),
    linear-gradient(180deg, #F2F6FC 0%, #F7F8FB 100%);
  background-attachment:fixed;
}
body.home .hp-section{
  background:transparent; padding:1.5rem 0 .5rem; position:relative;
}
@media (max-width:575.98px){
  body.home .hp-section{ padding:1rem 0 .25rem; }
}

/* ── COLORED SECTION BANDS — rounded, soft, one hue each ── */
.v3-band > .container{
  position:relative; border-radius:28px;
  padding:2rem 2rem 1.5rem;
  border:1px solid; overflow:hidden;
}
/* faint dot grid inside every band */
.v3-band > .container::before{
  content:""; position:absolute; inset:0; pointer-events:none; opacity:.45;
  background-image:radial-gradient(rgba(26,60,110,.12) 1px, transparent 1px);
  background-size:22px 22px;
  mask-image:linear-gradient(180deg, #000, transparent 55%);
  -webkit-mask-image:linear-gradient(180deg, #000, transparent 55%);
}
.v3-band > .container > *{ position:relative; }
.v3-band-blue > .container{
  background:linear-gradient(165deg, #EAF2FD 0%, #F5F9FF 70%);
  border-color:#D8E6F9;
}
.v3-band-violet > .container{
  background:linear-gradient(165deg, #F1EDFD 0%, #F9F7FF 70%);
  border-color:#E3DBF8;
}
.v3-band-amber > .container{
  background:linear-gradient(165deg, #FDF3E3 0%, #FFFAF1 70%);
  border-color:#F5E3C2;
}
.v3-band-teal > .container{
  background:linear-gradient(165deg, #E5F6F1 0%, #F3FBF8 70%);
  border-color:#CDEBE0;
}
@media (max-width:767.98px){
  .v3-band > .container{ border-radius:20px; padding:1.4rem 1.1rem 1rem; }
}

.v3-icon{ width:18px; height:18px; stroke:currentColor; stroke-width:2; fill:none; stroke-linecap:round; stroke-linejoin:round; flex-shrink:0; }

/* ── HERO — compact, left-aligned ───────────────────────── */
.v3-hero{
  background:linear-gradient(135deg, var(--v3-navy-deep) 0%, var(--v3-navy) 55%, var(--v3-navy-mid) 100%);
  color:#fff; padding:2.75rem 0 2.5rem; position:relative; overflow:hidden;
}
/* layered glows: amber top-right, cyan bottom-left + faint grid */
.v3-hero::after{
  content:""; position:absolute; inset:0; pointer-events:none;
  background:
    radial-gradient(640px 300px at 88% -12%, rgba(245,158,11,.22), transparent 62%),
    radial-gradient(560px 300px at -6% 112%, rgba(0,161,224,.18), transparent 60%),
    radial-gradient(720px 320px at 60% -20%, rgba(255,255,255,.06), transparent 65%);
}
.v3-hero::before{
  content:""; position:absolute; inset:0; pointer-events:none; opacity:.08;
  background-image:
    linear-gradient(rgba(255,255,255,.7) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.7) 1px, transparent 1px);
  background-size:38px 38px;
  mask-image:radial-gradient(closest-side at 70% 20%, #000, transparent 140%);
  -webkit-mask-image:radial-gradient(closest-side at 70% 20%, #000, transparent 140%);
}
.v3-hero .container{ position:relative; z-index:1; }
.v3-hero-pill{
  display:inline-flex; align-items:center; gap:.5rem; font-size:.76rem; font-weight:600;
  color:#fff; background:rgba(255,255,255,.12); border:1px solid rgba(255,255,255,.18);
  border-radius:99px; padding:.35rem .9rem; margin-bottom:1rem;
}
.v3-hero-pill .v3-dot{ width:7px; height:7px; border-radius:50%; background:#4ADE80; }
.v3-hero h1{
  font-family:var(--icse-heading-font, 'Plus Jakarta Sans', sans-serif);
  font-weight:800; letter-spacing:-.02em; color:#fff;
  font-size:clamp(1.7rem, 3vw + .6rem, 2.6rem); line-height:1.15; margin:0 0 .6rem;
  border:none; padding:0;
}
.v3-hero h1::after{ display:none; }
.v3-hero .v3-accent{ color:#FFC960; }
.v3-hero-sub{
  color:rgba(255,255,255,.75); font-size:clamp(.9rem, 1vw + .5rem, 1.02rem);
  max-width:560px; margin:0 auto 1.5rem;
}
.v3-search{
  max-width:560px; display:flex; gap:.5rem; margin:0 auto;
  background:#fff; border-radius:14px; padding:.4rem;
  box-shadow:0 14px 34px -12px rgba(7,18,40,.5);
}
.v3-search input{
  flex:1; min-width:0; border:0; outline:0; background:transparent; box-shadow:none;
  padding:.55rem 1rem; min-height:44px; font-size:.95rem; color:var(--v3-text);
}
.v3-search input:focus{ box-shadow:none; border:0; }
.v3-search button{
  border:0; border-radius:10px; min-height:44px; padding:.55rem 1.3rem;
  font-weight:700; font-size:.9rem; color:#fff; background:var(--v3-green);
  display:inline-flex; align-items:center; gap:.5rem; transition:background .15s;
}
.v3-search button:hover{ background:var(--v3-green-deep); color:#fff; }
.v3-quick{ display:flex; flex-wrap:wrap; gap:.5rem; margin-top:1rem; justify-content:center; }
.v3-quick a{
  font-size:.76rem; font-weight:600; color:rgba(255,255,255,.85); text-decoration:none;
  background:rgba(255,255,255,.1); border:1px solid rgba(255,255,255,.16);
  border-radius:99px; padding:.35rem .8rem; transition:background .15s, border-color .15s;
}
.v3-quick a:hover{ background:rgba(255,255,255,.2); border-color:rgba(255,255,255,.35); color:#fff; }
.v3-trust{
  display:flex; flex-wrap:wrap; gap:.75rem 2.75rem; justify-content:center;
  margin-top:.5rem; padding-top:1.25rem;
  border-top:1px solid rgba(255,255,255,.14);
}
.v3-trust .v3-t{ display:flex; align-items:center; gap:.8rem; text-align:left; }
.v3-trust .v3-t-ic{
  width:36px; height:36px; flex:0 0 36px; border-radius:10px;
  display:flex; align-items:center; justify-content:center;
  background:rgba(255,255,255,.1); color:#FFC960;
}
.v3-trust b{
  font-family:var(--icse-heading-font, 'Plus Jakarta Sans', sans-serif);
  font-weight:800; font-size:1.05rem; line-height:1.15; display:block; color:#fff;
}
.v3-trust span{ font-size:.72rem; color:rgba(255,255,255,.55); }
@media (max-width:991.98px){
  .v3-trust{ gap:.9rem 1.5rem; }
}
@media (max-width:575.98px){
  .v3-hero{ padding:2.5rem 0 2.25rem; }
  .v3-search{ flex-direction:column; }
  .v3-search button{ width:100%; justify-content:center; }
}

/* ── SECTION HEADERS ────────────────────────────────────── */
.v3-kicker{
  font-size:.72rem; font-weight:700; letter-spacing:.12em; text-transform:uppercase;
  color:var(--v3-amber); margin-bottom:.4rem;
}
.v3-title{
  font-family:var(--icse-heading-font, 'Plus Jakarta Sans', sans-serif);
  font-weight:800; letter-spacing:-.015em;
  font-size:clamp(1.45rem, 2.2vw + .5rem, 1.9rem); color:var(--v3-text);
  margin:0; border:none; padding:0;
}
.v3-title::after{ display:none; }
.v3-sub{ color:var(--v3-text-2); font-size:.95rem; max-width:640px; margin:.5rem 0 0; }
.v3-link{
  font-weight:700; font-size:.85rem; color:var(--v3-navy); text-decoration:none; white-space:nowrap;
  display:inline-flex; align-items:center; gap:.35rem;
}
.v3-link:hover{ color:var(--v3-navy-mid); }

/* ── CLASS CARDS — dense, link rows ─────────────────────── */
.v3-cls{
  display:flex; flex-direction:column; height:100%; position:relative;
  background:var(--v3-card); border:1px solid var(--v3-border); border-radius:var(--v3-r-lg);
  padding:1.15rem 1.1rem 1rem; box-shadow:var(--v3-sh-sm); text-decoration:none;
  transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.v3-cls:hover{ transform:translateY(-3px); border-color:var(--v3-navy); box-shadow:var(--v3-sh-md); }
.v3-cls-badge{
  display:inline-block; margin-left:.3rem; vertical-align:1px;
  font-size:.58rem; font-weight:700; letter-spacing:.05em; color:#B45309;
  background:#FFF8EB; border:1px solid #FCE3B0;
  padding:.14rem .45rem; border-radius:99px; white-space:nowrap;
}
.v3-cls-top{ display:flex; align-items:center; gap:.7rem; margin-bottom:.7rem; }
.v3-cls-num{
  width:42px; height:42px; flex:0 0 42px; border-radius:12px;
  display:flex; align-items:center; justify-content:center;
  font-family:var(--icse-heading-font, 'Plus Jakarta Sans', sans-serif);
  font-weight:800; font-size:1.25rem;
  color:var(--v3-navy); background:var(--v3-navy-50);
  transition:background .18s, color .18s;
}
.v3-cls:hover .v3-cls-num{ background:var(--v3-navy); color:#fff; }
.v3-cls h3{
  font-family:var(--icse-heading-font, 'Plus Jakarta Sans', sans-serif);
  font-weight:700; font-size:.95rem; color:var(--v3-text); margin:0; line-height:1.2;
}
.v3-cls h3 small{ display:block; font-weight:500; font-size:.7rem; color:var(--v3-text-2); margin-top:.15rem; }
.v3-cls-links{ list-style:none; margin:0; padding:0; }
.v3-cls-links li{
  font-size:.78rem; font-weight:600; color:var(--v3-text-2);
  padding:.32rem 0; border-top:1px solid var(--v3-border);
  display:flex; align-items:center; gap:.4rem;
}
.v3-cls-links li:first-child{ border-top:0; padding-top:.1rem; }
.v3-cls-links li::before{ content:""; width:4px; height:4px; border-radius:50%; background:var(--v3-border-strong); flex-shrink:0; }
.v3-cls:hover .v3-cls-links li::before{ background:var(--v3-navy); }

/* ── RESOURCES — directory panel ────────────────────────── */
.v3-dir{
  background:var(--v3-card); border:1px solid var(--v3-border); border-radius:var(--v3-r-lg);
  box-shadow:var(--v3-sh-sm); overflow:hidden;
  display:grid; grid-template-columns:repeat(4, 1fr);
}
@media (max-width:1199.98px){ .v3-dir{ grid-template-columns:repeat(2, 1fr); } }
@media (max-width:575.98px){ .v3-dir{ grid-template-columns:1fr; } }
.v3-dir-cell{
  --dc:var(--v3-navy);
  position:relative; display:flex; flex-direction:column; gap:.85rem;
  padding:1.6rem 1.5rem 1.4rem; text-decoration:none;
  border-right:1px solid var(--v3-border); border-bottom:1px solid var(--v3-border);
  transition:background .18s ease;
}
.v3-dir-cell:hover{ background:color-mix(in srgb, var(--dc) 4%, white); }
.v3-dir-cell::before{
  content:""; position:absolute; top:0; left:0; right:0; height:3px;
  background:var(--dc); transform:scaleX(0); transform-origin:left;
  transition:transform .25s ease;
}
.v3-dir-cell:hover::before{ transform:scaleX(1); }
.v3-dir-top{ display:flex; align-items:center; justify-content:space-between; }
.v3-dir-ic{
  width:44px; height:44px; border-radius:12px;
  display:flex; align-items:center; justify-content:center;
  color:var(--dc); background:color-mix(in srgb, var(--dc) 9%, white);
  transition:background .18s, color .18s;
}
.v3-dir-ic .v3-icon{ width:21px; height:21px; }
.v3-dir-cell:hover .v3-dir-ic{ background:var(--dc); color:#fff; }
.v3-dir-count{
  font-size:.68rem; font-weight:700; color:var(--v3-text-2);
  background:var(--v3-bg); border:1px solid var(--v3-border); border-radius:99px; padding:.25rem .6rem;
}
.v3-dir-cell h3{
  font-family:var(--icse-heading-font, 'Plus Jakarta Sans', sans-serif);
  font-weight:700; font-size:1.02rem; color:var(--v3-text); margin:0;
}
.v3-dir-cell p{ font-size:.82rem; color:var(--v3-text-2); line-height:1.55; margin:0; }
.v3-dir-go{
  margin-top:auto; display:inline-flex; align-items:center; gap:.4rem;
  font-weight:700; font-size:.8rem; color:var(--dc);
}
.v3-dir-go .v3-icon{ width:15px; height:15px; transition:transform .18s; }
.v3-dir-cell:hover .v3-dir-go .v3-icon{ transform:translateX(4px); }

/* ── SUBJECT TILES — growing color bar ──────────────────── */
.v3-sbj{
  --c:var(--v3-navy);
  position:relative; display:flex; flex-direction:column; height:100%;
  background:var(--v3-card); border:1px solid var(--v3-border); border-radius:var(--v3-r);
  padding:1.1rem 1.15rem 1rem; box-shadow:var(--v3-sh-sm); overflow:hidden; text-decoration:none;
  transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.v3-sbj::after{
  content:""; position:absolute; left:0; right:0; bottom:0; height:3px;
  background:var(--c); transform:scaleX(0); transform-origin:left;
  transition:transform .25s ease;
}
.v3-sbj:hover{ transform:translateY(-3px); border-color:var(--c); box-shadow:var(--v3-sh-md); }
.v3-sbj:hover::after{ transform:scaleX(1); }
.v3-sbj-ic{
  width:40px; height:40px; flex:0 0 40px; border-radius:11px; margin-bottom:.75rem;
  display:flex; align-items:center; justify-content:center;
  font-family:var(--icse-heading-font, 'Plus Jakarta Sans', sans-serif);
  font-weight:800; font-size:1rem;
  color:var(--c); background:color-mix(in srgb, var(--c) 10%, white);
  transition:background .18s, color .18s;
}
.v3-sbj:hover .v3-sbj-ic{ background:var(--c); color:#fff; }
.v3-sbj b{ display:block; font-weight:700; font-size:.92rem; color:var(--v3-text); }
.v3-sbj > span{ font-size:.75rem; color:var(--v3-text-2); margin-top:.15rem; }
.v3-sbj-foot{
  margin-top:.85rem; padding-top:.6rem; border-top:1px solid var(--v3-border);
  display:flex; align-items:center; justify-content:space-between;
  font-weight:700; font-size:.74rem; color:var(--c);
}
.v3-sbj-foot .v3-icon{ width:14px; height:14px; transition:transform .18s; }
.v3-sbj:hover .v3-sbj-foot .v3-icon{ transform:translateX(3px); }

/* ── POPULAR — ranked ghost numerals ────────────────────── */
.v3-panel{
  background:var(--v3-card); border:1px solid var(--v3-border); border-radius:var(--v3-r-lg);
  box-shadow:var(--v3-sh-sm); height:100%; overflow:hidden;
}
.v3-panel-head{
  display:flex; align-items:center; gap:.6rem;
  padding:1.15rem 1.4rem; border-bottom:1px solid var(--v3-border);
}
.v3-panel-head .v3-p-ic{
  width:32px; height:32px; border-radius:9px; display:flex; align-items:center; justify-content:center;
  color:var(--v3-navy); background:var(--v3-navy-50);
}
.v3-panel-head h2{
  font-family:var(--icse-heading-font, 'Plus Jakarta Sans', sans-serif);
  font-weight:700; font-size:1.05rem; margin:0; color:var(--v3-text);
  border:none; padding:0;
}
.v3-panel-head h2::after{ display:none; }
.v3-panel-head .v3-count{
  margin-left:auto; font-size:.72rem; font-weight:600; color:var(--v3-text-2);
  background:var(--v3-bg); border:1px solid var(--v3-border); border-radius:99px; padding:.25rem .65rem;
}
.v3-rank{
  display:flex; align-items:center; gap:1.1rem;
  padding:.8rem 1.4rem; border-bottom:1px solid var(--v3-border);
  text-decoration:none; transition:background .15s;
}
.v3-rank:last-child{ border-bottom:0; }
.v3-rank:hover{ background:var(--v3-navy-50); }
.v3-rank .v3-gn{
  font-family:var(--icse-heading-font, 'Plus Jakarta Sans', sans-serif);
  font-weight:800; font-size:2rem; line-height:1;
  color:var(--v3-navy-100); flex:0 0 2.4rem; text-align:center;
  transition:color .18s;
}
.v3-rank:hover .v3-gn{ color:var(--v3-navy); }
.v3-rank .v3-tx{ min-width:0; }
.v3-rank b{ display:block; font-weight:600; font-size:.88rem; color:var(--v3-text); line-height:1.4; }
.v3-rank:hover b{ color:var(--v3-navy); }
.v3-rank .v3-tx span{ font-size:.75rem; color:var(--v3-text-2); }
.v3-rank .v3-arr{ margin-left:auto; color:var(--v3-text-3); opacity:0; transform:translateX(-4px); transition:opacity .18s, transform .18s; }
.v3-rank:hover .v3-arr{ opacity:1; transform:none; color:var(--v3-navy); }

/* ── LATEST — timeline ──────────────────────────────────── */
.v3-tl{ padding:1.1rem 1.4rem 1.2rem; }
.v3-tl-item{ position:relative; padding:0 0 1.05rem 1.65rem; display:block; text-decoration:none; }
.v3-tl-item::before{
  content:""; position:absolute; left:5px; top:8px; bottom:-4px; width:2px;
  background:var(--v3-border);
}
.v3-tl-item:last-child{ padding-bottom:.2rem; }
.v3-tl-item:last-child::before{ display:none; }
.v3-tl-item::after{
  content:""; position:absolute; left:0; top:5px; width:12px; height:12px;
  border-radius:50%; background:var(--v3-card); border:3px solid var(--v3-border-strong);
  transition:border-color .18s, transform .18s;
}
.v3-tl-item.is-new::after{ border-color:var(--v3-green); }
.v3-tl-item:hover::after{ border-color:var(--v3-navy); transform:scale(1.15); }
.v3-tl-date{
  font-size:.66rem; font-weight:700; letter-spacing:.07em; text-transform:uppercase;
  color:var(--v3-text-3); display:flex; align-items:center; gap:.5rem;
}
.v3-tl-item.is-new .v3-tl-date{ color:var(--v3-green-deep); }
.v3-tl-new{
  font-size:.6rem; font-weight:700; letter-spacing:.05em; color:var(--v3-green-deep);
  background:#EDFAF1; border:1px solid #C9EFD6; border-radius:5px; padding:.08rem .4rem;
}
.v3-tl-item b{
  display:block; font-weight:600; font-size:.88rem; color:var(--v3-text); line-height:1.45; margin-top:.25rem;
}
.v3-tl-item:hover b{ color:var(--v3-navy); text-decoration:underline; text-decoration-color:var(--v3-navy-100); text-underline-offset:3px; }

/* ── RELATED — file cards (single posts & pages) ────────── */
.ib-related-grid.v3-rel-grid{ display:grid; grid-template-columns:repeat(2, 1fr); gap:.8rem; margin:1rem 0 2rem; }
@media (max-width:600px){ .ib-related-grid.v3-rel-grid{ grid-template-columns:1fr; } }
.v3-rel{
  --rc:var(--v3-navy);
  position:relative; display:flex; flex-direction:column;
  background:var(--v3-card); border:1px solid var(--v3-border); border-radius:var(--v3-r);
  padding:1.05rem 1.15rem .85rem; box-shadow:var(--v3-sh-sm); overflow:hidden; text-decoration:none;
  transition:transform .18s, box-shadow .18s, border-color .18s;
}
.v3-rel::before{
  content:""; position:absolute; left:0; top:0; bottom:0; width:3px;
  background:var(--rc); transform:scaleY(0); transform-origin:top;
  transition:transform .25s ease;
}
.v3-rel:hover{ transform:translateY(-3px); border-color:var(--rc); box-shadow:var(--v3-sh-md); }
.v3-rel:hover::before{ transform:scaleY(1); }
.v3-rel-top{ display:flex; align-items:center; justify-content:space-between; margin-bottom:.55rem; gap:.5rem; }
.v3-rel .v3-tag{
  font-size:.64rem; font-weight:700; letter-spacing:.03em; color:var(--rc);
  background:color-mix(in srgb, var(--rc) 8%, white);
  border:1px solid color-mix(in srgb, var(--rc) 18%, white);
  border-radius:99px; padding:.2rem .55rem;
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis; max-width:75%;
}
.v3-rel .v3-go{
  width:26px; height:26px; border-radius:50%; flex:0 0 26px;
  display:flex; align-items:center; justify-content:center;
  color:var(--v3-text-3); border:1.5px solid var(--v3-border);
  transition:background .18s, color .18s, border-color .18s, transform .18s;
}
.v3-rel .v3-go .v3-icon{ width:13px; height:13px; }
.v3-rel:hover .v3-go{ background:var(--rc); border-color:var(--rc); color:#fff; transform:translateX(2px); }
.v3-rel b{ display:block; font-weight:600; font-size:.9rem; color:var(--v3-text); line-height:1.5; margin:0 0 .75rem; }
.v3-rel:hover b{ color:var(--rc); }
.v3-rel-foot{
  margin-top:auto; padding-top:.6rem; border-top:1px solid var(--v3-border);
  display:flex; align-items:center; gap:1rem;
  font-size:.7rem; font-weight:600; color:var(--v3-text-3);
}
.v3-rel-foot .v3-f{ display:inline-flex; align-items:center; gap:.35rem; }
.v3-rel-foot .v3-icon{ width:13px; height:13px; }

/* ── BREADCRUMBS — premium pill bar ─────────────────────── */
.breadcrumb{
  background:var(--v3-card); border:1px solid var(--v3-border); border-radius:99px;
  padding:.45rem 1.1rem !important; margin:0 0 1rem;
  font-size:.76rem; box-shadow:var(--v3-sh-sm);
  display:inline-flex; max-width:100%;
}
.breadcrumb .breadcrumb-item{ color:var(--v3-text-3); }
.breadcrumb .breadcrumb-item a{
  color:var(--v3-text-2); font-weight:600; text-decoration:none; transition:color .15s;
}
.breadcrumb .breadcrumb-item a:hover{ color:var(--v3-navy); }
.breadcrumb .breadcrumb-item.active,
.breadcrumb .breadcrumb-item[aria-current]{ color:var(--v3-text-3); font-weight:500; }
.breadcrumb .breadcrumb-item + .breadcrumb-item::before{
  content:"›"; color:var(--v3-border-strong); padding:0 .15rem;
}

/* ── LEFT SIDEBAR — premium class browser ───────────────── */
.left-sidebar .card{
  border:1px solid var(--v3-border) !important; border-radius:var(--v3-r-lg);
  box-shadow:var(--v3-sh-sm) !important; overflow:hidden; background:var(--v3-card);
}
.left-sidebar .card-header{
  background:linear-gradient(135deg, var(--v3-navy-deep), var(--v3-navy-mid)) !important;
  color:#fff !important; border-bottom:0;
  font-size:.68rem !important; padding:.8rem 1.1rem;
}
.left-sidebar .sidebar-nav-tree{ padding:.4rem .55rem .65rem; }
.left-sidebar .sidebar-class-group{
  border:0; border-radius:10px; margin:.1rem 0; overflow:hidden;
}
.left-sidebar .sidebar-class-toggle{
  border-radius:10px; padding:.5rem .65rem;
  transition:background .15s;
}
.left-sidebar .sidebar-class-toggle:hover{ background:var(--v3-navy-50); }
.left-sidebar .sidebar-class-group.is-active > .sidebar-class-toggle{
  background:var(--v3-navy-50);
}
.left-sidebar .sidebar-class-group.is-active > .sidebar-class-toggle a{
  color:var(--v3-navy) !important;
}
.left-sidebar .toggle-arrow{
  font-size:.5rem; color:var(--v3-text-3);
  transition:transform .2s;
}
.left-sidebar .sidebar-class-group.open .toggle-arrow{ transform:rotate(180deg); }
.left-sidebar .sidebar-subject-list a{
  border-radius:8px; transition:background .15s, color .15s;
}
.left-sidebar .sidebar-subject-list a:hover{ background:var(--v3-bg); }
.left-sidebar .sidebar-section-label{
  font-size:.64rem; letter-spacing:.12em; color:var(--v3-text-3);
}
/* quick links: hide emoji, premium rows */
.left-sidebar .sidebar-quick-links span[aria-hidden]{ display:none; }
.left-sidebar .sidebar-quick-links a{
  border-radius:8px; padding:.4rem .65rem; font-weight:600;
  display:flex; align-items:center; gap:.45rem;
  transition:background .15s, color .15s, padding-left .15s;
}
.left-sidebar .sidebar-quick-links a::before{
  content:""; width:5px; height:5px; border-radius:50%;
  background:var(--v3-border-strong); flex-shrink:0; transition:background .15s;
}
.left-sidebar .sidebar-quick-links a:hover{
  background:var(--v3-navy-50); color:var(--v3-navy);
}
.left-sidebar .sidebar-quick-links a:hover::before{ background:var(--v3-navy); }

/* ── RIGHT RAIL — Latest Articles (no thumbnails) ───────── */
.icse-latest-articles-widget{
  background:var(--v3-card); border:1px solid var(--v3-border);
  border-radius:var(--v3-r-lg); box-shadow:var(--v3-sh-sm);
  overflow:hidden; margin-bottom:1rem;
}
.icse-latest-articles-widget .icse-widget__title{
  font-size:.72rem !important; font-weight:700; letter-spacing:.12em; text-transform:uppercase;
  color:#fff; margin:0; padding:.8rem 1.15rem;
  background:linear-gradient(135deg, var(--v3-navy-deep), var(--v3-navy-mid));
  border:0;
}
.icse-latest-articles-widget .icse-widget__title::after{ display:none; }
.icse-latest-articles{ list-style:none; margin:0; padding:.25rem 0 .35rem; }
.icse-latest-articles__item{ margin:0; }
.icse-latest-articles__link{
  display:flex; align-items:center; gap:.65rem; text-decoration:none;
  padding:.6rem 1.15rem; border-bottom:1px solid var(--v3-border);
  transition:background .15s;
}
.icse-latest-articles__item:last-child .icse-latest-articles__link{ border-bottom:0; }
.icse-latest-articles__link:hover{ background:var(--v3-navy-50); }
.icse-latest-articles__body{ min-width:0; }
.icse-latest-articles__title{
  display:block; font-size:.82rem; font-weight:600; color:var(--v3-text);
  line-height:1.45;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
}
.icse-latest-articles__link:hover .icse-latest-articles__title{ color:var(--v3-navy); }
.icse-latest-articles__meta{
  display:block; font-size:.68rem; font-weight:600; color:var(--v3-text-3); margin-top:.2rem;
}
.icse-latest-articles__sep{ padding:0 .2rem; }
.icse-latest-articles__arrow{
  margin-left:auto; flex-shrink:0; font-size:.8rem; color:var(--v3-text-3);
  opacity:0; transform:translateX(-4px); transition:opacity .15s, transform .15s;
}
.icse-latest-articles__link:hover .icse-latest-articles__arrow{
  opacity:1; transform:none; color:var(--v3-navy);
}
/* kill any legacy thumbnail styles that still apply */
.icse-latest-articles__thumb,
.icse-latest-articles__placeholder,
.icse-latest-articles__image{ display:none !important; }

/* mobile rail: Latest Articles below the article on < lg */
.icse-mobile-rail{ margin:1.5rem 0 .5rem; }

/* sticky, self-scrolling rails on desktop */
@media (min-width:992px){
  .left-sidebar .card{
    position:sticky; top:calc(var(--icse-nav-height, 64px) + 12px);
    max-height:calc(100vh - var(--icse-nav-height, 64px) - 24px);
    overflow-y:auto; scrollbar-width:thin;
  }
}

/* breadcrumb pill: swipeable on small screens instead of wrapping awkwardly */
@media (max-width:767.98px){
  .breadcrumb{
    display:flex; flex-wrap:nowrap; overflow-x:auto;
    -webkit-overflow-scrolling:touch; scrollbar-width:none;
    border-radius:12px;
  }
  .breadcrumb::-webkit-scrollbar{ display:none; }
  .breadcrumb .breadcrumb-item{ white-space:nowrap; }
}

@media (prefers-reduced-motion:reduce){
  .v3-hero *, .v3-cls, .v3-dir-cell, .v3-sbj, .v3-rank, .v3-tl-item, .v3-rel{ transition:none !important; }
}