/* Layout */
.coa-wrap{--gap:12px;--tile:150px}
.coa-toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:10px 0}
.coa-search{flex:1;min-width:160px}

/* Grid & Card */
.coa-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(var(--tile),1fr));gap:var(--gap)}
.coa-item{
  border:1px solid #e5e7eb;border-radius:14px;padding:12px;background:#fff;
  display:flex;flex-direction:column;gap:10px;transition:box-shadow .18s ease, transform .18s ease, border-color .18s ease;
  box-shadow:0 1px 0 rgba(17,24,39,.02);
}
.coa-item:hover{ box-shadow:0 6px 18px rgba(17,24,39,.08); transform:translateY(-2px); border-color:#dbe3ee; }

/* Thumb */
.coa-item .thumb{height:120px;border:1px solid #e5e7eb;border-radius:10px;overflow:hidden;display:flex;align-items:center;justify-content:center;background:#f8fafc}
.coa-item .thumb.has-img img{width:100%;height:100%;object-fit:cover;display:block}

/* Meta */
.coa-item .meta{display:flex;justify-content:space-between;align-items:center;gap:8px}
.coa-item .name{font-weight:700;font-size:14px;line-height:1.25;margin:0;color:#0b1220;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.coa-item .date{font-size:12px;color:#6b7280}

/* Buttons */
/* Actions: minimal inline links */
.coa-actions{display:flex;gap:14px;align-items:center;margin-top:6px}
.coa-link{
  font-size:13.5px; font-weight:600; color:#0b1220; text-decoration:none;
  padding:6px 0; border-bottom:1px solid transparent;
}
.coa-link:hover{ color:#0a66c2; border-bottom-color:#cfe2ff; }
.coa-link:focus{ outline:0; box-shadow:0 0 0 3px rgba(10,102,194,.18); border-radius:4px; }

.coa-link .ico{display:inline-block; margin-left:6px; line-height:0; vertical-align:-2px; opacity:.9}
.coa-link .ico svg{width:14px; height:14px}

/* keep card polish */
.coa-item{ border:1px solid #eaeef3; border-radius:16px; padding:12px; background:#fff;
  transition:box-shadow .18s ease, transform .18s ease, border-color .18s ease;
  box-shadow:0 1px 0 rgba(17,24,39,.02); }
.coa-item:hover{ box-shadow:0 8px 22px rgba(17,24,39,.08); transform:translateY(-1px); border-color:#dfe7f2; }


/* List view */
.coa-list .coa-grid{grid-template-columns:1fr}
.coa-list .coa-item{flex-direction:row;align-items:center}
.coa-list .coa-item .thumb{width:100px;height:80px}
.coa-list .coa-item .name{font-size:15px}

/* Modal */
.coa-modal{position:fixed;inset:0;background:rgba(0,0,0,.7);display:none;align-items:center;justify-content:center;z-index:9999;padding:10px}
.coa-modal .inner{background:#0b0f14;border-radius:12px;max-width:1200px;width:100%;height:88vh;display:flex;flex-direction:column}
.coa-modal header{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;color:#e7f1ff;border-bottom:1px solid #1f2937}
.coa-modal .title{font-weight:700}
.coa-modal iframe{flex:1;width:100%;border:0;background:#111827}

@media(min-width:900px){.coa-wrap{--tile:180px}}

.pdfjs-holder canvas{ display:block; background:#fff; border-radius:8px; }