/* ===== Блок «Как устроено решение» (ИИ) ===== */
.osa-internal .x-lab { background: white; border: 1px solid #d1d3dd; border-radius: 30px; padding: 48px; }
.osa-internal .x-lab .o-head h2 { max-width: 760px; }
.osa-internal .x-lab .o-head > p { max-width: 340px; font-size: 16px; line-height: 1.65; }
.osa-internal .x-lab h2 em { background: linear-gradient(transparent 62%, #ffe100 62%, #ffe100 94%, transparent 94%); font-style: normal; }

/* ===== Tabs ===== */
.osa-internal .s-intent-tabs { display: flex; gap: 8px; border-bottom: 1px solid #d8d9e1; padding-bottom: 20px; margin-bottom: 28px; }
.osa-internal .s-intent-tabs button { background: #eeedf4; color: #3c4153; border: 0; border-radius: 9px; padding: 17px 20px; display: flex; align-items: center; gap: 12px; font: 400 14px/1.4 'Unbounded', sans-serif; cursor: pointer; flex: 1; text-align: left; transition: background .2s ease, color .2s ease; }
.osa-internal .s-intent-tabs button > span { width: 28px; height: 28px; border-radius: 50%; background: rgba(41, 44, 58, .08); color: #3c4153; display: grid; place-items: center; font: 500 12px/1 'Unbounded', sans-serif; flex-shrink: 0; }
.osa-internal .s-intent-tabs button > b { margin-left: auto; display: flex; align-items: center; justify-content: center; }
.osa-internal .s-intent-tabs button > b svg { width: 20px; height: 20px; min-width: 20px; fill: currentColor; display: block; transition: transform .2s ease; }
.osa-internal .s-intent-tabs button[aria-selected="true"] { background: #292c3a; color: #fff; }
.osa-internal .s-intent-tabs button[aria-selected="true"] > span { background: var(--osa-yellow); color: #292c3a; }
.osa-internal .s-intent-tabs button[aria-selected="true"] > b { color: #ffe100; }
.osa-internal .s-intent-tabs button[aria-selected="true"] > b svg { transform: rotate(45deg); }
.osa-internal .s-intent-tabs button:hover:not([aria-selected="true"]) { background: #e4e3ed; }

/* ===== Tab panel ===== */
.osa-internal .x-tab-panel[hidden] { display: none; }

/* ===== AI scene ===== */
.osa-internal .x-ai-scene { display: grid; grid-template-columns: 1.1fr 1fr; gap: 40px; align-items: center; }
.osa-internal .x-conversation { background: #292c3a; border-radius: 20px; padding: 26px; display: flex; flex-direction: column; gap: 20px; box-shadow: 9px 9px 0 #e4e5ee; }
.osa-internal .x-dialog-heading { display: flex; gap: 12px; align-items: center; color: #fff; padding-bottom: 20px; border-bottom: 1px solid #4d556e; }
.osa-internal .x-bot-mark { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 12px; background: #ffe100; color: #292c3a; flex-shrink: 0; }
.osa-internal .x-bot-mark svg { width: 22px; height: 22px; display: block; }
.osa-internal .x-dialog-heading b { font-size: 13px; font-weight: 500; display: block; }
.osa-internal .x-dialog-heading small { font-size: 8px; color: #b0b7cd; letter-spacing: .1em; display: block; margin-top: 3px; }
.osa-internal .x-demo-dot { width: 6px; height: 6px; background: #ffe100; border-radius: 50%; margin-left: auto; flex-shrink: 0; }
.osa-internal .x-user-message { color: #e3e6f2; background: #495169; border-radius: 12px 12px 0 12px; padding: 17px; max-width: 90%; font-size: 15px; align-self: end; line-height: 1.6; }
.osa-internal .x-bot-message { background: #f6f6f9; border-radius: 12px 12px 12px 0; padding: 20px; max-width: 94%; }
.osa-internal .x-bot-message small { font-size: 8px; letter-spacing: .13em; color: #777f96; display: block; margin-bottom: 10px; }
.osa-internal .x-bot-message p { font-size: 15px; line-height: 1.7; color: #363d51; }
.osa-internal .x-transfer-note { background: #ffe100; color: #292c3a; border-radius: 7px; padding: 13px 15px; display: flex; gap: 12px; align-items: center; font-size: 12px; line-height: 1.6; }
.osa-internal .x-transfer-note span { display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.osa-internal .x-transfer-note span svg { width: 18px; height: 18px; fill: currentColor; display: block; }

/* ===== AI explainer ===== */
.osa-internal .x-ai-explainer .x-scenario-number { font: 300 68px/1 'Unbounded', sans-serif; color: #c2c6d5; display: block; margin-bottom: 23px; }
.osa-internal .x-ai-explainer > h3 { font: 500 26px/1.4 'Unbounded', sans-serif; letter-spacing: -.03em; margin-bottom: 19px; color: var(--osa-ink); }
.osa-internal .x-ai-explainer > p { font-size: 17px; line-height: 1.7; color: var(--osa-muted); }
.osa-internal .x-guardrail { border-left: 3px solid #ffe100; padding: 0 0 0 18px; margin-top: 26px; }
.osa-internal .x-guardrail b { font-size: 13px; font-weight: 500; color: var(--osa-ink); }
.osa-internal .x-guardrail p { font-size: 14px; line-height: 1.65; margin-top: 7px; color: var(--osa-muted); }

/* ===== Адаптив ===== */
@media (max-width: 1279px) {
	.osa-internal .x-lab { padding: 35px; }
	.osa-internal .x-ai-scene { gap: 28px; }
	.osa-internal .x-ai-explainer > h3 { font-size: 23px; }
}

@media (max-width: 991px) {
	.osa-internal .x-lab .o-head > p { max-width: 650px; }
	.osa-internal .x-ai-scene { grid-template-columns: 1fr; gap: 28px; }
	.osa-internal .x-conversation { max-width: 620px; }
	.osa-internal .x-ai-explainer { display: grid; grid-template-columns: 75px 1fr; gap: 15px; }
	.osa-internal .x-ai-explainer > .x-scenario-number { grid-row: 1/3; font-size: 48px; }
	.osa-internal .x-ai-explainer > h3 { margin: 0; }
	.osa-internal .x-ai-explainer > p { grid-column: 2; font-size: 16px; }
	.osa-internal .x-guardrail { grid-column: 2; margin-top: 8px; }
	.osa-internal .s-intent-tabs button { padding: 14px 13px; font-size: 12px; gap: 7px; }
	.osa-internal .s-intent-tabs button > span { width: 24px; height: 24px; font-size: 11px; }
}

@media (max-width: 767px) {
	.osa-internal .s-intent-tabs { flex-direction: column; gap: 8px; }
	.osa-internal .s-intent-tabs button { padding: 14px 16px; font-size: 13px; }
}

@media (max-width: 575px) {
	.osa-internal .x-lab { padding: 27px 21px; border-radius: 22px; }
	.osa-internal .x-lab h2 { font-size: 25px; }
	.osa-internal .x-lab .o-head > p { font-size: 15px; }
	.osa-internal .s-intent-tabs button { padding: 13px 15px; font-size: 14px; }
	.osa-internal .x-conversation { padding: 20px 15px; gap: 17px; border-radius: 15px; box-shadow: 6px 6px 0 #e4e5ee; }
	.osa-internal .x-user-message { font-size: 14px; padding: 14px; max-width: 95%; }
	.osa-internal .x-bot-message { padding: 17px; max-width: 100%; }
	.osa-internal .x-bot-message p { font-size: 14px; }
	.osa-internal .x-transfer-note { font-size: 11px; padding: 12px; }
	.osa-internal .x-dialog-heading { gap: 9px; padding-bottom: 17px; }
	.osa-internal .x-bot-mark { width: 33px; height: 33px; }
	.osa-internal .x-bot-mark svg { width: 18px; height: 18px; }
	.osa-internal .x-dialog-heading b { font-size: 12px; }
	.osa-internal .x-dialog-heading small { font-size: 7px; }
	.osa-internal .x-ai-explainer { grid-template-columns: 50px 1fr; gap: 13px; }
	.osa-internal .x-ai-explainer > .x-scenario-number { font-size: 35px; }
	.osa-internal .x-ai-explainer > h3 { font-size: 21px; }
	.osa-internal .x-ai-explainer > p { font-size: 15px; grid-column: 1/-1; }
	.osa-internal .x-guardrail { grid-column: 1/-1; }
}

@media (prefers-reduced-motion: reduce) {
	.osa-internal .s-intent-tabs button,
	.osa-internal .s-intent-tabs button > b svg { transition: none; }
}