@import url('https://fonts.googleapis.com/css2?family=Inter&display=swap');

body {
	background-color: #121212;
	color: #d0d0d0;
	font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
	line-height: 1.6;
	margin: 0;
	padding: 0;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

main.container {
	margin: 3rem auto;
	padding: 2.5rem 2rem;
	background: #1e2f2d;
	border-radius: 12px;
	box-shadow: 0 0 20px rgba(38, 166, 154, 0.4);
	user-select: none;
}

h1 {
	font-weight: 700;
	font-size: 2.5rem;
	text-align: center;
	color: #4db6ac;
	margin-bottom: 1.75rem;
	letter-spacing: -0.02em;
}

p.lead-highlight {
	background: #264c48;
	color: #d0fdfa; /* улучшена контрастность */
	font-weight: 600;
	font-size: 1.2rem;
	border-radius: 10px;
	padding: 1rem 1.5rem;
	text-align: center;
	margin-bottom: 2.5rem;
	user-select: none;
	box-shadow: inset 0 0 10px #26a69aaa;
}

h2 {
	font-weight: 600;
	font-size: 1.4rem;
	border-bottom: 2px solid #26a69a;
	padding-bottom: 6px;
	margin-top: 2.5rem;
	margin-bottom: 1.2rem;
	color: #a7d3ce;
	letter-spacing: 0.03em;
}

ul.custom-list {
	list-style: none;
	padding-left: 1.3rem;
	margin-bottom: 2.5rem;
}

ul.custom-list li {
	position: relative;
	padding-left: 1.4rem;
	margin-bottom: 1rem;
	font-size: 1.05rem;
	color: #c0d7d3;
	transition: color 0.3s ease;
}

ul.custom-list li::before {
	content: "";
	position: absolute;
	left: 0;
	top: 0.85em;
	width: 8px;
	height: 8px;
	background: #26a69a;
	border-radius: 50%;
	box-shadow: 0 0 6px #26a69aaa;
	transform: translateY(-50%);
}

strong {
	color: #26a69a;
	font-weight: 700;
}

a.btn-primary {
	display: inline-block;
	margin: 3rem auto 0 auto;
	background-color: #00796B; /* стало темнее */
	border: none;
	color: #ffffff;
	font-weight: 700;
	font-size: 1.25rem;
	padding: 0.85rem 3.2rem;
	border-radius: 50px;
	text-decoration: none;
	letter-spacing: 0.04em;
	box-shadow: 0 0 12px #00796Baa;
	transition: background-color 0.3s ease, box-shadow 0.3s ease;
	user-select: none;
	text-align: center;
}

a.btn-primary:hover,
a.btn-primary:focus {
	background-color: #005f56;
	box-shadow: 0 0 20px #00796Bcc;
	outline: none;
	color: #e0f2f1; /* чуть светлее, но с хорошим контрастом */
	cursor: pointer;
}


.contact-section {
	text-align: center;
	margin-top: 2.5rem;
}

footer {
	text-align: center;
	font-size: 0.9rem;
	color: #b2dfdb; /* улучшена контрастность */
	margin-top: 5rem;
	padding: 1rem;
	user-select: none;
	background-color: #1e2f2d;
	border-top: 1px solid #264c48;
	box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.4);
}

.lang-switcher {
	text-align: center;
	margin-bottom: 1.5rem;
}

.lang-switcher button {
	background: transparent;
	border: 2px solid #66fff9; /* ярче */
	color: #66fff9;
	font-weight: 600;
	padding: 0.3rem 1rem;
	margin: 0 0.3rem;
	border-radius: 25px;
	cursor: pointer;
	transition: all 0.3s ease;
	font-size: 1rem;
	user-select: none;
}

.lang-switcher button:hover {
	background-color: #26a69a;
	color: #1e2f2d;
}

.lang-switcher button.active {
	background-color: #26a69a;
	color: #1e2f2d;
	cursor: default;
}

@media (max-width: 768px) {
	main.container {
		padding: 2rem 1.2rem;
		margin: 2rem auto;
	}
	h1 {
		font-size: 2rem;
	}
	h2 {
		font-size: 1.2rem;
	}
	ul.custom-list li {
		font-size: 1rem;
	}
	a.btn-primary {
		font-size: 1.15rem;
		padding: 0.75rem 2.8rem;
	}
}

@media (max-width: 480px) {
	a.btn-primary {
		width: 100%;
		padding: 0.85rem 1rem;
		font-size: 1.2rem;
	}
}

.faq-section-dark {
	background-color: #1e2f2d;
	color: #d0d0d0;
	padding: 2rem 1rem;
	border-radius: 12px;
	box-shadow: 0 0 20px rgba(38, 166, 154, 0.4);
	user-select: none;
	margin-bottom: 3rem;
}

.faq-section-dark h2 {
	color: #4db6ac;
	font-weight: 700;
	font-size: 1.8rem;
	margin-bottom: 2rem;
	text-align: center;
	letter-spacing: -0.02em;
}

.faq-section-dark .accordion-button {
	background-color: #264c48;
	color: #d0fdfa; /* улучшена контрастность */
	font-weight: 600;
	font-size: 1.1rem;
	border-radius: 8px;
	box-shadow: inset 0 0 10px #26a69aaa;
	transition: background-color 0.3s ease, color 0.3s ease;
	user-select: none;
}

.faq-section-dark .accordion-button:not(.collapsed) {
	background-color: #26a69a;
	color: #1e2f2d;
	box-shadow: none;
}

.faq-section-dark .accordion-item {
	background: transparent;
	border: none;
	margin-bottom: 1rem;
}

.faq-section-dark .accordion-body {
	background-color: #264c48;
	color: #c0d7d3;
	border-radius: 0 0 8px 8px;
	font-size: 1rem;
	line-height: 1.5;
	padding: 1rem 1.5rem;
	user-select: text;
}

.faq-section-dark .accordion-button::after {
	filter: invert(0.7);
	transition: filter 0.3s ease;
}

.faq-section-dark .accordion-button:not(.collapsed)::after {
	filter: invert(0);
}

@media (max-width: 768px) {
	.faq-section-dark h2 {
		font-size: 1.5rem;
	}
	.faq-section-dark .accordion-button {
		font-size: 1rem;
		padding: 0.75rem 1rem;
	}
	.faq-section-dark .accordion-body {
		font-size: 0.95rem;
	}
}