.wpzp-wrap { max-width: 820px; margin: 24px auto; padding: 0 12px; font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial; }
.wpzp-card { background: #fff; border: 1px solid rgba(0,0,0,.08); border-radius: 18px; box-shadow: 0 10px 30px rgba(0,0,0,.06); overflow: hidden; }
.wpzp-header { padding: 18px 18px 10px; border-bottom: 1px solid rgba(0,0,0,.06); }
.wpzp-title { font-size: 18px; font-weight: 800; letter-spacing: .2px; }
.wpzp-sub { font-size: 13px; opacity: .7; margin-top: 3px; }

.wpzp-chat { height: 420px; overflow: auto; padding: 16px; background: linear-gradient(180deg, rgba(0,0,0,.02), rgba(0,0,0,0)); }
.wpzp-bubble { max-width: 92%; padding: 12px 12px; border-radius: 14px; margin: 10px 0; white-space: pre-wrap; line-height: 1.35; font-size: 14px; }
.wpzp-bubble.me { margin-left: auto; background: rgba(0,0,0,.06); }
.wpzp-bubble.ai { margin-right: auto; background: rgba(17, 64, 255, .08); border: 1px solid rgba(17, 64, 255, .18); }

.wpzp-inputRow { display: flex; gap: 10px; padding: 14px; border-top: 1px solid rgba(0,0,0,.06); }
.wpzp-input { flex: 1; padding: 12px 12px; border-radius: 12px; border: 1px solid rgba(0,0,0,.15); outline: none; font-size: 14px; }
.wpzp-input:focus { border-color: rgba(17, 64, 255, .5); box-shadow: 0 0 0 4px rgba(17, 64, 255, .12); }

.wpzp-btn { padding: 12px 14px; border: 0; border-radius: 12px; font-weight: 800; cursor: pointer; background: #0f172a; color: #fff; }
.wpzp-btn:disabled { opacity: .6; cursor: not-allowed; }

.wpzp-footnote { padding: 0 16px 16px; font-size: 12px; opacity: .65; }