/* ── Publications page overrides ── */
    .pub-hero {
      position: relative;
      padding: 160px 0 80px;
      overflow: hidden;
    }
    .pub-hero-bg {
      position: absolute;
      inset: 0;
      background-image: url('../gfx/wallpaper.png');
      background-size: cover;
      background-position: center;
      filter: brightness(0.4) saturate(1.1);
      z-index: 0;
    }
    .pub-hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(5,13,26,0.5) 0%, rgba(5,13,26,0.95) 100%);
      z-index: 1;
    }
    .pub-hero-content { position: relative; z-index: 2; }

    /* ── Filter bar ── */
    .filter-bar { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2.5rem; }
    .filter-btn {
      background: rgba(10,25,50,0.7);
      border: 1px solid rgba(0,198,255,0.2);
      color: var(--text-light);
      border-radius: 50px;
      padding: 0.35rem 1rem;
      font-size: 0.8rem;
      letter-spacing: 0.08em;
      cursor: pointer;
      transition: all 0.2s ease;
    }
    .filter-btn:hover, .filter-btn.active {
      background: linear-gradient(90deg, var(--accent), var(--accent-2));
      border-color: transparent;
      color: #fff;
    }

    /* ── Publication card ── */
    .pub-card {
      background: var(--card-bg);
      border: 1px solid var(--border-glow);
      border-radius: 12px;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      height: 100%;
      backdrop-filter: blur(8px);
      transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
    }
    .pub-card:hover {
      border-color: var(--accent);
      transform: translateY(-4px);
      box-shadow: 0 12px 40px rgba(0,198,255,0.12);
    }

    /* Journal badge graphic */
    .pub-graphic {
      width: 100%;
      height: 110px;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-direction: column;
      gap: 0.25rem;
      font-family: 'Rajdhani', sans-serif;
    }
    .pub-graphic .venue-abbr {
      font-size: 1.6rem;
      font-weight: 700;
      letter-spacing: 0.05em;
      color: #fff;
      text-shadow: 0 2px 12px rgba(0,0,0,0.5);
    }
    .pub-graphic .venue-year {
      font-size: 0.75rem;
      letter-spacing: 0.15em;
      color: rgba(255,255,255,0.7);
    }

    /* Special badges */
    .pub-badge {
      display: inline-flex;
      align-items: center;
      gap: 0.25rem;
      font-size: 0.65rem;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      padding: 0.2rem 0.55rem;
      border-radius: 20px;
      font-weight: 600;
    }
    .badge-spotlight { background: rgba(255,193,7,0.15); color: #ffc107; border: 1px solid rgba(255,193,7,0.3); }
    .badge-revision  { background: rgba(255,152,0,0.12); color: #ff9800; border: 1px solid rgba(255,152,0,0.3); }
    .badge-submitted { background: rgba(156,39,176,0.12); color: #ce93d8; border: 1px solid rgba(156,39,176,0.3); }
    .badge-accepted  { background: rgba(76,175,80,0.12);  color: #81c784; border: 1px solid rgba(76,175,80,0.3); }
    .badge-talk      { background: rgba(0,188,212,0.12);  color: #4dd0e1; border: 1px solid rgba(0,188,212,0.3); }
    .badge-nature    { background: rgba(255,87,34,0.15);  color: #ff8a65; border: 1px solid rgba(255,87,34,0.3); }

    /* Card body */
    .pub-body { padding: 1.2rem; display: flex; flex-direction: column; flex: 1; }
    .pub-number { font-size: 0.7rem; color: var(--accent); letter-spacing: 0.15em; margin-bottom: 0.4rem; }
    .pub-title {
      font-family: 'Rajdhani', sans-serif;
      font-size: 1rem;
      font-weight: 600;
      color: #fff;
      line-height: 1.35;
      margin-bottom: 0.5rem;
      text-decoration: none;
      display: block;
    }
    .pub-title:hover { color: var(--accent); }
    .pub-authors {
      font-size: 0.75rem;
      color: var(--text-light);
      opacity: 0.55;
      margin-bottom: 0.6rem;
      line-height: 1.4;
    }
    .pub-authors strong { color: var(--accent); opacity: 1; }
    .pub-venue {
      font-size: 0.72rem;
      letter-spacing: 0.06em;
      color: var(--text-light);
      opacity: 0.65;
      margin-bottom: 0.7rem;
    }
    .pub-summary {
      font-size: 0.82rem;
      color: var(--text-light);
      opacity: 0.75;
      line-height: 1.55;
      flex: 1;
      margin-bottom: 0.8rem;
    }
    .pub-link {
      display: inline-flex;
      align-items: center;
      gap: 0.3rem;
      font-size: 0.75rem;
      color: var(--accent);
      text-decoration: none;
      letter-spacing: 0.05em;
      margin-top: auto;
      opacity: 0.85;
      transition: opacity 0.2s;
    }
    .pub-link:hover { opacity: 1; color: var(--accent); text-decoration: underline; }
    .pub-no-link { font-size: 0.72rem; color: var(--text-light); opacity: 0.3; font-style: italic; }

    /* Year group heading */
    .year-heading {
      font-family: 'Rajdhani', sans-serif;
      font-size: 2rem;
      font-weight: 700;
      color: rgba(0,198,255,0.15);
      letter-spacing: 0.1em;
      border-bottom: 1px solid rgba(0,198,255,0.1);
      padding-bottom: 0.5rem;
      margin-bottom: 1.5rem;
      margin-top: 3rem;
    }

    /* Venue gradient backgrounds */
    .bg-neurips   { background: linear-gradient(135deg, #0b2a2a 0%, #0d3d3d 100%); }
    .bg-icml      { background: linear-gradient(135deg, #1a0a00 0%, #2a1200 100%); }
    .bg-cvpr      { background: linear-gradient(135deg, #1a0000 0%, #2d0000 100%); }
    .bg-recomb    { background: linear-gradient(135deg, #0d001a 0%, #1a0030 100%); }
    .bg-nature    { background: linear-gradient(135deg, #001a0d 0%, #002a14 100%); }
    .bg-elife     { background: linear-gradient(135deg, #002a1a 0%, #003d26 100%); }
    .bg-nar       { background: linear-gradient(135deg, #00091a 0%, #001433 100%); }
    .bg-acs       { background: linear-gradient(135deg, #000d1a 0%, #001a33 100%); }
    .bg-genome    { background: linear-gradient(135deg, #1a0011 0%, #2a001c 100%); }
    .bg-bioinfo   { background: linear-gradient(135deg, #000d1a 0%, #00132b 100%); }
    .bg-arxiv     { background: linear-gradient(135deg, #1a0000 0%, #290000 100%); }
    .bg-jcb       { background: linear-gradient(135deg, #0d001a 0%, #180030 100%); }
    .bg-plos      { background: linear-gradient(135deg, #1a1400 0%, #291f00 100%); }
    .bg-springer  { background: linear-gradient(135deg, #1a0a00 0%, #261200 100%); }
    .bg-ieee      { background: linear-gradient(135deg, #000d1a 0%, #001126 100%); }
    .bg-thesis    { background: linear-gradient(135deg, #0d0000 0%, #1a0505 100%); }
    .bg-wiley     { background: linear-gradient(135deg, #000d1a 0%, #001426 100%); }
    .bg-oxford    { background: linear-gradient(135deg, #000d1a 0%, #001126 100%); }

    /* Accent colors per venue */
    .accent-neurips { color: #4dd0e1; }
    .accent-icml    { color: #ffb74d; }
    .accent-cvpr    { color: #ef9a9a; }
    .accent-recomb  { color: #ce93d8; }
    .accent-nature  { color: #81c784; }
    .accent-elife   { color: #80cbc4; }
    .accent-nar     { color: #90caf9; }
    .accent-acs     { color: #81d4fa; }
    .accent-genome  { color: #f48fb1; }
    .accent-bioinfo { color: #90caf9; }
    .accent-arxiv   { color: #ef9a9a; }
    .accent-jcb     { color: #ce93d8; }
    .accent-plos    { color: #fff176; }
    .accent-springer{ color: #ffcc80; }
    .accent-ieee    { color: #80d8ff; }
    .accent-thesis  { color: #ffab91; }
    .accent-wiley   { color: #b3e5fc; }
    .accent-oxford  { color: #90caf9; }