/* ==========================================================================
   EZ MODEL — Publications library
   Filterable scholarly library, built on the core tokens (main.css).
   ========================================================================== */

.pub-hero { position: relative; padding: clamp(6rem, 13vw, 10rem) 0 clamp(2rem, 4vw, 3rem); overflow: hidden; isolation: isolate; }
.pub-hero__bg {
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(120% 90% at 15% 0%, rgba(207,168,94,0.20), transparent 55%),
    radial-gradient(120% 100% at 88% 20%, rgba(63,163,150,0.18), transparent 55%),
    linear-gradient(180deg, var(--charcoal-950), var(--charcoal-900));
}
.pub-hero .lede { max-width: 52ch; }
.pub-hero__stats { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.8rem; }
.pub-hero__stats .chip strong { color: var(--gold-bright); font-family: var(--font-display); }

/* Toolbar */
.pub-toolbar { position: sticky; top: 66px; z-index: 15; background: linear-gradient(180deg, var(--charcoal-950) 72%, transparent); padding: 0.9rem 0; }
.pub-search {
  display: flex; align-items: center; gap: 0.7rem; max-width: 620px; margin: 0 auto;
  padding: 0.7rem 1.1rem; border-radius: 999px; background: var(--glass);
  border: 1px solid var(--glass-border); backdrop-filter: blur(14px); box-shadow: var(--shadow-soft);
}
.pub-search svg { flex: none; color: var(--cream-faint); }
.pub-search input { flex: 1; background: none; border: none; outline: none; color: var(--cream); font-family: var(--font-body); font-size: 1rem; }
.pub-search input::placeholder { color: var(--cream-faint); }
.pub-chips { display: flex; flex-wrap: wrap; gap: 0.5rem; justify-content: center; margin-top: 0.9rem; }

/* Group */
.pub-group { padding: clamp(2rem, 4vw, 3rem) 0 0; }
.pub-group__title { display: flex; align-items: center; gap: 0.6rem; font-size: clamp(1.3rem, 3vw, 1.8rem); margin: 0 0 1.5rem; }
.pub-group__title .ez-icon { width: 26px; height: 26px; color: var(--gold-bright); }

.pub-grid { display: grid; gap: clamp(1rem, 2vw, 1.5rem); grid-template-columns: repeat(auto-fill, minmax(min(420px, 100%), 1fr)); }

/* One publication */
.pub {
  position: relative; padding: 1.5rem 1.6rem; border-radius: var(--radius-md);
  background: var(--card); border: 1px solid var(--card-border);
  border-left: 3px solid var(--pc);
  transition: transform 0.3s var(--ease-out), border-color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
  display: flex; flex-direction: column;
}
.pub:hover { transform: translateY(-4px); box-shadow: var(--shadow-soft); border-color: color-mix(in oklab, var(--pc) 45%, var(--card-border)); border-left-color: var(--pc); }
.pub--featured { background: linear-gradient(160deg, color-mix(in oklab, var(--pc) 8%, var(--card)), var(--card)); }
.pub__type { font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--pc); }
.pub__title { font-size: 1.12rem; line-height: 1.32; margin: 0.4rem 0 0.5rem; color: var(--cream); font-family: var(--font-display); }
.pub__authors { margin: 0; font-size: 0.9rem; color: var(--cream-soft); }
.pub__venue { margin: 0.2rem 0 0; font-size: 0.88rem; color: var(--cream-dim); }
.pub__abstract { margin: 1rem 0 1.2rem; font-size: 0.94rem; line-height: 1.65; color: var(--cream-dim); flex: 1; }
.pub__actions { display: flex; align-items: center; gap: 0.8rem; flex-wrap: wrap; margin-top: auto; }
.pub__actions .btn--sm svg { width: 16px; height: 16px; margin-right: 0.35rem; vertical-align: -3px; }
.pub__dl, .pub__doi { font-size: 0.85rem; color: var(--cream-dim); display: inline-flex; align-items: center; gap: 0.3rem; }
.pub__dl:hover, .pub__doi:hover { color: var(--gold-bright); }
.pub__doi svg { width: 15px; height: 15px; }