/* Widget Hỏi AI — dùng biến màu của mnhcm-theme (--mn-*), có giá trị dự phòng khi theme khác. */
.mn-ai {
	--ai-green: var(--mn-green, #1b6b47);
	--ai-green-dark: var(--mn-green-dark, #0f4530);
	--ai-soft: var(--mn-green-soft, #f4f8f4);
	--ai-tint: var(--mn-green-tint, #eaf3ec);
	--ai-ink: var(--mn-ink, #16211a);
	--ai-body: var(--mn-body, #4b594e);
	--ai-muted: var(--mn-muted, #7c8a7f);
	--ai-line: var(--mn-line, #e3e8e1);
	--ai-surface: var(--mn-surface, #fff);
	--ai-accent: var(--mn-accent, #ef8a2f);
	--ai-radius: var(--mn-radius, 18px);
	--ai-radius-sm: var(--mn-radius-sm, 10px);
	font-family: var(--mn-font, "Be Vietnam Pro", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);
	font-size: 15px;
	line-height: 1.5;
	color: var(--ai-body);
}
.mn-ai *, .mn-ai *::before, .mn-ai *::after { box-sizing: border-box; }
.mn-ai [hidden] { display: none !important; }
.mn-ai button { font-family: inherit; cursor: pointer; }
.mn-ai__ico { flex: none; display: block; }

/* Nút nổi */
.mn-ai[data-mode="float"] { position: fixed; bottom: 20px; z-index: 9990; }
.mn-ai--right { right: 20px; }
.mn-ai--left { left: 20px; }
.mn-ai__fab {
	display: inline-flex; align-items: center; gap: 8px;
	padding: 12px 18px; border: 0; border-radius: 999px;
	background: var(--ai-green); color: #fff; font-weight: 600; font-size: 15px;
	box-shadow: 0 6px 20px rgba(15, 26, 17, .22);
}
.mn-ai__fab:hover, .mn-ai__fab:focus-visible { background: var(--ai-green-dark); }
.mn-ai.is-open .mn-ai__fab { display: none; }

/* Khung chat */
.mn-ai__panel {
	display: flex; flex-direction: column;
	background: var(--ai-surface); border: 1px solid var(--ai-line); border-radius: var(--ai-radius);
	box-shadow: 0 12px 40px rgba(15, 26, 17, .18); overflow: hidden;
}
.mn-ai[data-mode="float"] .mn-ai__panel { width: min(400px, calc(100vw - 32px)); height: min(640px, calc(100vh - 40px)); }
.mn-ai--inline .mn-ai__panel { height: 620px; box-shadow: none; }
.mn-ai__head { display: flex; align-items: center; gap: 10px; padding: 12px 14px; background: var(--ai-green); color: #fff; }
.mn-ai__title { flex: 1; min-width: 0; }
.mn-ai__title strong { display: block; font-size: 15px; }
.mn-ai__sub { display: block; font-size: 12.5px; opacity: .85; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mn-ai__close { display: inline-flex; padding: 6px; border: 0; border-radius: 8px; background: transparent; color: #fff; }
.mn-ai__close:hover { background: rgba(255, 255, 255, .15); }

.mn-ai__tabs { display: flex; border-bottom: 1px solid var(--ai-line); background: var(--ai-soft); }
.mn-ai__tab { flex: 1; padding: 9px 8px; border: 0; border-bottom: 2px solid transparent; background: transparent; color: var(--ai-muted); font-weight: 600; font-size: 14px; }
.mn-ai__tab.is-active { color: var(--ai-green); border-bottom-color: var(--ai-green); }

.mn-ai__logs { flex: 1; min-height: 0; display: flex; }
.mn-ai__log { flex: 1; overflow-y: auto; padding: 14px; display: flex; flex-direction: column; gap: 10px; background: var(--ai-soft); }

.mn-ai__msg { max-width: 92%; padding: 10px 12px; border-radius: 14px; word-wrap: break-word; }
.mn-ai__msg--me { align-self: flex-end; background: var(--ai-green); color: #fff; border-bottom-right-radius: 4px; }
.mn-ai__msg--bot { align-self: flex-start; background: var(--ai-surface); border: 1px solid var(--ai-line); border-bottom-left-radius: 4px; color: var(--ai-ink); }
.mn-ai__msg p { margin: 0 0 8px; }
.mn-ai__msg p:last-child { margin-bottom: 0; }
.mn-ai__html ul, .mn-ai__html ol { margin: 4px 0 8px; padding-left: 20px; }
.mn-ai__html li { margin: 2px 0; }
.mn-ai__html a { color: var(--ai-green); font-weight: 600; }
.mn-ai__html blockquote { margin: 6px 0; padding: 6px 10px; border-left: 3px solid var(--ai-green); background: var(--ai-tint); border-radius: 0 8px 8px 0; }
.mn-ai__html em { color: var(--ai-muted); }
.mn-ai__tablewrap { overflow-x: auto; margin: 6px 0; }
.mn-ai__tablewrap table { border-collapse: collapse; font-size: 13px; min-width: 100%; }
.mn-ai__tablewrap th, .mn-ai__tablewrap td { border: 1px solid var(--ai-line); padding: 5px 7px; text-align: left; vertical-align: top; }
.mn-ai__tablewrap tr:first-child td, .mn-ai__tablewrap th { background: var(--ai-tint); font-weight: 600; }

.mn-ai__dots { display: inline-flex; gap: 4px; padding: 4px 0; }
.mn-ai__dots i { width: 7px; height: 7px; border-radius: 50%; background: var(--ai-muted); animation: mn-ai-dot 1s infinite ease-in-out; }
.mn-ai__dots i:nth-child(2) { animation-delay: .15s; }
.mn-ai__dots i:nth-child(3) { animation-delay: .3s; }
@keyframes mn-ai-dot { 0%, 80%, 100% { opacity: .3; transform: translateY(0); } 40% { opacity: 1; transform: translateY(-3px); } }
@media (prefers-reduced-motion: reduce) { .mn-ai__dots i { animation: none; } }

/* Chip gợi ý */
.mn-ai__chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.mn-ai__chip {
	display: inline-flex; align-items: center; gap: 5px;
	padding: 6px 11px; border: 1px solid var(--ai-green); border-radius: 999px;
	background: var(--ai-surface); color: var(--ai-green); font-size: 13.5px; text-align: left; line-height: 1.35;
}
.mn-ai__chip:hover:not(:disabled) { background: var(--ai-tint); }
.mn-ai__chip:disabled { opacity: .5; cursor: default; }
.mn-ai__chip .mn-ai__ico { width: 15px; height: 15px; }
.mn-ai__more { margin: 10px 0 0 !important; font-size: 13px; color: var(--ai-muted); }
.mn-ai__label { margin: 8px 0 0 !important; font-size: 12px; color: var(--ai-muted); }

/* Thẻ trường */
.mn-ai__cards { display: flex; flex-direction: column; gap: 8px; margin: 8px 0; }
.mn-ai__card { padding: 10px 12px; border: 1px solid var(--ai-line); border-radius: var(--ai-radius-sm); background: var(--ai-surface); }
.mn-ai__card-name { display: block; color: var(--ai-ink); font-weight: 700; text-decoration: none; }
.mn-ai__card-name:hover { color: var(--ai-green); }
.mn-ai__verified { display: inline-flex; align-items: center; gap: 3px; margin-top: 2px; font-size: 12px; color: var(--ai-green); font-weight: 600; }
.mn-ai__verified .mn-ai__ico { width: 13px; height: 13px; }
.mn-ai__card p { margin: 3px 0 0; font-size: 13px; }
.mn-ai__card-meta { color: var(--ai-muted); }
.mn-ai__tags { display: flex; flex-wrap: wrap; gap: 4px; }
.mn-ai__tag { padding: 1px 8px; border-radius: 999px; background: var(--ai-tint); color: var(--ai-green-dark); font-size: 12px; }
.mn-ai__card-acts { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }

.mn-ai__btn {
	display: inline-flex; align-items: center; justify-content: center; gap: 6px;
	padding: 8px 14px; border: 1px solid var(--ai-green); border-radius: 999px;
	background: var(--ai-green); color: #fff !important; font-weight: 600; font-size: 14px; text-decoration: none;
}
.mn-ai__btn:hover { background: var(--ai-green-dark); }
.mn-ai__btn:disabled { opacity: .6; }
.mn-ai__btn--ghost { background: var(--ai-surface); color: var(--ai-green) !important; padding: 5px 11px; font-size: 13px; }
.mn-ai__btn--ghost:hover { background: var(--ai-tint); }
.mn-ai__btn--call { background: var(--ai-accent); border-color: var(--ai-accent); }
.mn-ai__reveal { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; font-size: 13px; }
.mn-ai__reveal:empty { display: none; }
.mn-ai__cta { margin-top: 10px; }

.mn-ai__fb { display: flex; align-items: center; gap: 6px; margin-top: 6px; font-size: 12.5px; color: var(--ai-muted); }
.mn-ai__fb-btn { display: inline-flex; padding: 4px; border: 1px solid var(--ai-line); border-radius: 8px; background: var(--ai-surface); color: var(--ai-muted); }
.mn-ai__fb-btn:hover { color: var(--ai-green); border-color: var(--ai-green); }
.mn-ai__fb-btn .mn-ai__ico { width: 15px; height: 15px; }

/* Lời chào chủ trường */
.mn-ai__owner { border-color: var(--ai-green); background: var(--ai-tint); }
.mn-ai__owner .mn-ai__card { margin-top: 8px; }
.mn-ai__owner .mn-ai__btn { padding: 6px 12px; font-size: 13px; }
.mn-ai__owner .mn-ai__label a { color: var(--ai-green); font-weight: 600; }

/* Ô hỏi + form xác minh */
.mn-ai__form { display: flex; align-items: flex-end; gap: 8px; padding: 10px 12px; border-top: 1px solid var(--ai-line); background: var(--ai-surface); }
.mn-ai__q {
	flex: 1; resize: none; max-height: 120px; padding: 9px 12px;
	border: 1px solid var(--ai-line); border-radius: 14px; font: inherit; color: var(--ai-ink); background: var(--ai-surface);
}
.mn-ai__q:focus, .mn-ai__input:focus { outline: 2px solid var(--ai-green); outline-offset: 0; border-color: var(--ai-green); }
.mn-ai__send { display: inline-flex; padding: 10px; border: 0; border-radius: 50%; background: var(--ai-green); color: #fff; }
.mn-ai__send:disabled { opacity: .5; }
.mn-ai__foot { margin: 0; padding: 0 12px 8px; font-size: 12px; color: var(--ai-muted); background: var(--ai-surface); }
.mn-ai__foot:empty { display: none; }
.mn-ai__link { padding: 0; border: 0; background: none; color: var(--ai-green); font-size: 12px; text-decoration: underline; }

.mn-ai__gate { display: flex; flex-direction: column; gap: 8px; padding: 12px 14px; border-top: 1px solid var(--ai-line); background: var(--ai-surface); }
.mn-ai__gate-title { margin: 0; font-weight: 700; color: var(--ai-ink); }
.mn-ai__gate-sub { margin: 0; font-size: 13px; color: var(--ai-muted); }
.mn-ai__input { width: 100%; padding: 9px 12px; border: 1px solid var(--ai-line); border-radius: var(--ai-radius-sm); font: inherit; color: var(--ai-ink); background: var(--ai-surface); }
.mn-ai__hp { position: absolute !important; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.mn-ai__consent { display: flex; gap: 8px; align-items: flex-start; font-size: 12.5px; line-height: 1.45; }
.mn-ai__consent input { margin-top: 3px; flex: none; }
.mn-ai__gate-msg { margin: 0; font-size: 13px; color: #b42318; }
.mn-ai__gate-msg:empty { display: none; }

/* Điện thoại: khung chat toàn màn hình */
@media (max-width: 640px) {
	.mn-ai[data-mode="float"] { bottom: 14px; }
	.mn-ai--right { right: 14px; }
	.mn-ai--left { left: 14px; }
	.mn-ai.is-open[data-mode="float"] { inset: 0; }
	.mn-ai[data-mode="float"] .mn-ai__panel { width: 100vw; height: 100dvh; max-height: 100vh; border-radius: 0; border: 0; }
	.mn-ai--inline .mn-ai__panel { height: 75vh; }
	.mn-ai__msg { max-width: 96%; }
	.mn-ai__q { font-size: 16px; } /* iOS không tự zoom */
	.mn-ai__input { font-size: 16px; }
}