.partsfan-research-overlay { z-index: 1800; padding: 20px; }
.partsfan-research-dialog { width: min(600px, 100%); max-height: calc(100dvh - 40px); overflow-y: auto; box-sizing: border-box; background: var(--bg-card, #fff); color: var(--text, #1f2937); border-radius: 14px; padding: 24px; box-shadow: 0 16px 64px #0003; }
.partsfan-research-dialog header { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.partsfan-research-dialog h2 { font-size: 20px; margin: 0; }
.partsfan-research-dialog header button { border: 0; background: transparent; font-size: 25px; cursor: pointer; }
.partsfan-research-dialog p { line-height: 1.7; font-size: 13px; }
.partsfan-research-dialog label { display: block; font-weight: 600; margin: 14px 0 6px; }
.partsfan-research-dialog input, .partsfan-research-dialog select { display: block; width: 100%; box-sizing: border-box; padding: 10px 12px; border: 1px solid var(--border, #d1d5db); border-radius: 6px; font: inherit; background: var(--bg, #fff); color: inherit; }
.partsfan-research-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; padding: 12px 0; }
.partsfan-research-actions a { font-size: 13px; }
.partsfan-research-actions a[aria-disabled="true"] { color: #64748b; cursor: default; }
.partsfan-vehicle-table-wrap { max-width: 100%; overflow-x: auto; }
@media (max-width: 480px) { .partsfan-research-overlay { padding: 12px; } .partsfan-research-dialog { padding: 18px; max-height: calc(100dvh - 24px); } .partsfan-research-dialog h2 { font-size: 17px; } .partsfan-research-actions > button { max-width: 100%; white-space: normal; } }