/* Adaptación Responsive Integral (Móvil, Tablet y Escritorio), Páginas Interiores y Efectos Scroll (<= 150 líneas) */
.ou-page-head { margin-bottom: 22px; }
.ou-page-head h1 { margin: 4px 0 0; font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 900 !important; line-height: 1.18; color: var(--ou-navy); }
.ou-page-brand { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-bottom: 8px; }
.ou-page-brand a { font-size: 1.08rem; font-weight: 800; color: var(--ou-navy) !important; text-decoration: none !important; letter-spacing: -0.02em; }
.ou-page-brand a strong { color: var(--ou-amber-dark); font-weight: 900; }
.ou-page-brand .ou-kicker { margin-bottom: 0; }

.ou-breadcrumbs { display: flex; align-items: center; flex-wrap: wrap; gap: 6px; font-size: 0.88rem; margin-bottom: 16px; color: var(--ou-muted); }
.ou-breadcrumbs a { color: var(--ou-blue) !important; text-decoration: none !important; font-weight: 600; }
.ou-breadcrumbs strong { color: var(--ou-navy); }

.ou-ficha-content { overflow-x: auto; }
.ou-ficha-content table { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 0.92rem; }
.ou-ficha-content th, .ou-ficha-content td { border: 1px solid var(--ou-border); padding: 10px 12px; text-align: left; }

.ou-faq-box { margin-top: 24px; }
.ou-faq-box h2 { margin: 0 0 12px; font-size: clamp(1.25rem, 2.2vw, 1.65rem); }
.ou-faq-item { padding: 12px 0; border-bottom: 1px solid #E2E8F0; }
.ou-faq-item summary { font-weight: 700; cursor: pointer; color: var(--ou-navy); padding-right: 8px; }
.ou-faq-item p { margin: 8px 0 0; color: #334155; font-size: 0.95rem; }

.ou-social-banner { margin-top: 22px; display: flex; flex-wrap: wrap; gap: 14px; align-items: center; justify-content: space-between; }
.ou-social-links { display: flex; gap: 10px; flex-wrap: wrap; }
.ou-social-links a { background: #F1F5F9; border: 1px solid #CBD5E1; color: var(--ou-navy) !important; text-decoration: none !important; font-weight: 700; font-size: 0.85rem; padding: 8px 13px; border-radius: 999px; }
.ou-social-links a:hover { background: var(--ou-amber); border-color: var(--ou-amber); }

/* Animación suave de tarjetas al hacer scroll */
.ou-reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.5s cubic-bezier(0.22, 1, 0.36, 1), transform 0.5s cubic-bezier(0.22, 1, 0.36, 1); }
.ou-reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 1120px) {
	body .ou-tools-grid { grid-template-columns: repeat(auto-fit, minmax(215px, 1fr)); }
}

@media (max-width: 980px) {
	body .ou-nav-inner { min-height: 60px; }
	body .ou-nav-toggle { display: inline-flex; }
	body .ou-nav-actions { margin-left: auto; }
	body .ou-nav-links {
		position: absolute;
		top: 100%;
		left: 0;
		right: 0;
		width: 100%;
		flex-direction: column;
		align-items: stretch;
		background: rgba(15, 23, 42, 0.98);
		backdrop-filter: blur(16px);
		-webkit-backdrop-filter: blur(16px);
		border-bottom: 2px solid var(--ou-amber);
		box-shadow: 0 18px 36px rgba(2, 6, 23, 0.45);
		padding: 0 16px;
		gap: 2px;
		max-height: 0;
		opacity: 0;
		overflow: hidden;
		pointer-events: none;
		transition: max-height 0.32s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.22s ease, padding 0.25s ease;
		z-index: 998;
	}
	body .ou-navbar.ou-nav-open .ou-nav-links {
		max-height: 420px;
		opacity: 1;
		padding: 12px 16px 16px;
		pointer-events: auto;
	}
	body .ou-nav-pill { padding: 12px 14px; font-size: 0.96rem; border-bottom: 1px solid rgba(255,255,255,0.06); border-radius: 8px; }
	body .ou-nav-pill:last-child { border-bottom: none; }

	body .ou-hero { padding: 40px 0 38px; }
	body .ou-hero-grid, body .ou-calc-grid, body .ou-footer-grid { grid-template-columns: 1fr; gap: 26px; }
	body .ou-grid-3 { grid-template-columns: repeat(2, 1fr); gap: 16px; }
	body .ou-card { padding: 24px; }
}

@media (max-width: 768px) {
	body .ou-navbar.is-scrolled .ou-header-logo { width: 146px; }
	body .ou-brand { font-size: 1.06rem; gap: 7px; }
	body .ou-brand svg { width: 30px; height: 30px; }
	body .ou-btn-nav { padding: 8px 12px; font-size: 0.82rem; }
	body .ou-calc-inputs select, body .ou-calc-inputs input, body .ou-est-controls input, body .ou-est-controls select { font-size: 16px !important; }
	body .ou-grid-3, body .ou-tools-grid { grid-template-columns: 1fr; }
	body .ou-head-row .ou-btn-outline { width: 100%; }
}

@media (max-width: 640px) {
	body .ou-section { margin: 32px auto; }
	body .ou-card, body .ou-calc-results, body .ou-est-result, body .ou-epa-container, body .ou-blueprint-panel { padding: 18px; border-radius: 15px; }
	body .ou-row-2 { grid-template-columns: 1fr; gap: 12px; }
	body .ou-hero { padding: 30px 0 32px; }
	body .ou-hero-btns { flex-direction: column; gap: 10px; }
	body .ou-hero-btns a { width: 100%; }
	body .ou-quick-tools, body .ou-quick-states {
		flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch;
		scrollbar-width: none; padding-bottom: 4px;
	}
	body .ou-quick-tools::-webkit-scrollbar, body .ou-quick-states::-webkit-scrollbar { display: none; }
	body .ou-quick-tools span, body .ou-quick-states span { flex-shrink: 0; }
	body .ou-chip-btn { flex-shrink: 0; min-height: 36px; padding: 6px 12px; }
	body .ou-tabs-bar { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
	body .ou-tab-btn { padding: 10px 8px; font-size: 0.82rem; text-align: center; }
	body .ou-breakdown li { flex-wrap: wrap; gap: 4px 10px; }
	body .ou-bar-label { flex-direction: column; gap: 2px; }
}

@media (max-width: 420px) {
	body .ou-header-left { gap: 8px; }
	body .ou-navbar.is-scrolled .ou-header-logo { width: 136px; }
	body .ou-brand { font-size: 0.98rem; gap: 6px; }
	body .ou-brand svg { width: 27px; height: 27px; }
	body .ou-btn-pwa { display: none !important; }
	body .ou-btn-nav { padding: 8px 10px; font-size: 0.77rem; border-radius: 8px; }
	body .ou-bp-stats { grid-template-columns: 1fr; gap: 8px; }
	body .ou-bp-stat { display: flex; justify-content: space-between; align-items: center; padding: 9px 12px; text-align: left; }
	body .ou-tabs-bar { grid-template-columns: 1fr; }
}