*, *::before, *::after {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

:root {
	--bg: #E7E5E4;
	--text: #111827;
	--muted: #6B7280;
	--accent: #5B2C2C;
	--accent-pale: rgba(91, 44, 44, 0.07);
	--border: 4px solid #5B2C2C;
}

html, body {
	height: 100%;
	scroll-behavior: smooth;
}

.hero {
	min-height: 100vh;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 2rem;
	position: relative;
	overflow: hidden;
}

body {
	background: var(--bg);
	color: var(--text);
	font-family: 'Manrope', sans-serif;
	min-height: 100vh;
	transition: opacity 0.25s ease, filter 0.25s ease;
}

.scroll-hint {
	position: absolute;
	bottom: 4.5rem;
	right: 1.8rem;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 0.4rem;
	z-index: 50;
	opacity: 0; /* изначально скрыт */
	transition: opacity 0.3s ease;
}

.scroll-hint.visible {
	opacity: 1;
}

.scroll-hint-line {
	width: 1px;
	height: 36px;
	background: linear-gradient(to bottom, transparent, rgba(91, 44, 44, 0.35));
	animation: scrollPulse 2s ease-in-out infinite;
}

.scroll-hint-label {
	font-family: 'JetBrains Mono', monospace;
	font-size: 0.6rem;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: rgba(91, 44, 44, 0.4);
	writing-mode: vertical-rl;
}

@keyframes scrollPulse {
	0%, 100% {
		transform: scaleY(1);
		opacity: 0.6;
	}
	50% {
		transform: scaleY(1.15);
		opacity: 1;
	}
}

body.switching {
	opacity: 0;
	filter: blur(6px);
}

.card {
	padding: 2.5rem 3rem;
	max-width: 600px;
	width: 100%;
}

@keyframes blurIn {
	from {
		opacity: 0;
		filter: blur(18px);
		transform: translateY(4px);
	}
	to {
		opacity: 1;
		filter: blur(0px);
		transform: translateY(0);
	}
}

.logo {
	animation: blurIn 0.9s cubic-bezier(0.22, 1, 0.36, 1) both;
	animation-delay: 0.05s;
}

.subtitle {
	animation: blurIn 0.9s cubic-bezier(0.22, 1, 0.36, 1) both;
	animation-delay: 0.35s;
}

.tags {
	animation: blurIn 0.9s cubic-bezier(0.22, 1, 0.36, 1) both;
	animation-delay: 0.5s;
}

.logo {
	font-family: 'Manrope', sans-serif;
	font-size: clamp(2.4rem, 8vw, 4.5rem);
	font-weight: 700;
	color: var(--text);
	line-height: 1;
	letter-spacing: -0.03em;
	margin-bottom: 0.6rem;
}

.accent-color {
	color: var(--accent);
}

.subtitle {
	font-size: clamp(0.75rem, 2vw, 0.875rem);
	font-weight: 400;
	color: #6B7280;
	letter-spacing: 0.01em;
	line-height: 1.6;
}

.subtitle .accent {
	font-family: 'JetBrains Mono', monospace;
	font-weight: 600;
	color: var(--accent);
}


.tags {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
	margin-top: 1.6rem;
}

.tag {
	font-family: 'JetBrains Mono', monospace;
	font-size: 0.72rem;
	font-weight: 600;
	color: var(--accent);
	background: transparent;
	border: 1px solid rgba(91, 44, 44, 0.3);
	padding: 0.25rem 0.6rem;
	border-radius: 2px;
	letter-spacing: 0.04em;
	transition: background 0.2s, border-color 0.2s;
}

a.tag {
	text-decoration: unset;
}

.tag:hover {
	background: rgba(91, 44, 44, 0.06);
	border-color: var(--accent);
}

@media (max-width: 768px) {
	.scroll-hint {
		display: none;
	}

	.card {
		padding: 1.8rem 1.5rem;
	}

	.lang-switcher {
		top: 1rem;
		right: 1rem;
	}

	.solutions-grid {
		grid-template-columns: 1fr;
	}

	.solutions {
		padding: 4rem 1.5rem 6rem;
	}

	.sol-card {
		padding: 1.8rem 1.5rem;
	}
}

.lang-switcher {
	position: fixed;
	top: 1.5rem;
	right: 1.5rem;
	display: flex;
	align-items: center;
	gap: 0.1rem;
	animation: blurIn 0.9s cubic-bezier(0.22, 1, 0.36, 1) both;
	animation-delay: 0.65s;
	z-index: 100;
	transition: opacity 0.3s ease;
}

.lang-btn {
	font-family: 'JetBrains Mono', monospace;
	font-size: 0.72rem;
	font-weight: 600;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: #9CA3AF;
	background: none;
	border: none;
	padding: 0.3rem 0.5rem;
	cursor: pointer;
	transition: color 0.2s;
	position: relative;
}

.lang-btn:hover {
	color: var(--text);
}

.lang-btn.active {
	color: var(--accent);
}

.lang-btn.active::after {
	content: '';
	position: absolute;
	bottom: 0;
	left: 0.5rem;
	right: 0.5rem;
	height: 1px;
	background: var(--accent);
}

.lang-sep {
	font-family: 'JetBrains Mono', monospace;
	font-size: 0.65rem;
	color: #D1D5DB;
	user-select: none;
}


.solutions {
	min-height: 100vh;
	padding: 6rem 2rem 8rem;
	display: flex;
	flex-direction: column;
	align-items: center;
}

.solutions-inner {
	max-width: 900px;
	width: 100%;
}

/* Section header */
.section-header {
	margin-bottom: 4rem;
	opacity: 0;
	transform: translateY(16px);
	transition: opacity 0.7s ease, transform 0.7s ease;
}

.section-header.visible {
	opacity: 1;
	transform: translateY(0);
}

.section-label {
	font-family: 'JetBrains Mono', monospace;
	font-size: 0.68rem;
	font-weight: 600;
	letter-spacing: 0.2em;
	text-transform: uppercase;
	color: rgba(91, 44, 44, 0.5);
	margin-bottom: 0.8rem;
}

.section-title {
	font-size: clamp(1.6rem, 4vw, 2.6rem);
	font-weight: 700;
	letter-spacing: -0.02em;
	line-height: 1.1;
	color: var(--text);
}

.section-title em {
	font-style: normal;
	color: var(--accent);
	font-family: 'JetBrains Mono', monospace;
	font-size: 0.85em;
}

/* Grid */
.solutions-grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 1px;
	background: rgba(17, 24, 39, 0.08);
	border: 1px solid rgba(17, 24, 39, 0.08);
}

.sol-card {
	background: var(--bg);
	padding: 2.2rem 2rem;
	position: relative;
	opacity: 0;
	transform: translateY(20px);
	transition: opacity 0.6s ease, transform 0.6s ease, background 0.25s ease;
	cursor: pointer;
}

.sol-card.visible {
	opacity: 1;
	transform: translateY(0);
}

.sol-card:hover {
	background: rgba(255, 255, 255, 0.55);
}

/* Accent line top */
.sol-card::before {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	height: 2px;
	background: var(--accent);
	transform: scaleX(0);
	transform-origin: left;
	transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.sol-card:hover::before {
	transform: scaleX(1);
}

.sol-icon {
	font-family: 'JetBrains Mono', monospace;
	font-size: 0.65rem;
	font-weight: 600;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: rgba(91, 44, 44, 0.45);
	margin-bottom: 1rem;
}

.sol-title {
	font-size: 0.95rem;
	font-weight: 700;
	color: var(--text);
	margin-bottom: 1.2rem;
	letter-spacing: -0.01em;
}

.sol-list {
	list-style: none;
	display: flex;
	flex-direction: column;
	gap: 0.55rem;
}

.sol-list li {
	font-size: 0.8rem;
	color: var(--muted);
	line-height: 1.5;
	padding-left: 1rem;
	position: relative;
}

.sol-list li::before {
	content: '';
	position: absolute;
	left: 0;
	top: 0.55em;
	width: 4px;
	height: 1px;
	background: rgba(91, 44, 44, 0.4);
}

/* stagger delays */
.sol-card:nth-child(1) {
	transition-delay: 0s;
}

.sol-card:nth-child(2) {
	transition-delay: 0.1s;
}

.sol-card:nth-child(3) {
	transition-delay: 0.2s;
}

.sol-card:nth-child(4) {
	transition-delay: 0.3s;
}

/* ─── Mobile btn (скрыт на desktop) ──────────────────────── */
.sol-mobile-btn {
	display: none;
}

/* ─── Modal ───────────────────────────────────────────────── */
.sol-modal-backdrop {
	position: fixed;
	inset: 0;
	background: rgba(17, 24, 39, 0.4);
	backdrop-filter: blur(4px);
	z-index: 200;
	display: flex;               /* всегда flex */
	align-items: flex-end;
	justify-content: center;
	opacity: 0;
	pointer-events: none;        /* вместо display:none */
	transition: opacity 0.3s ease;
}

.sol-modal-backdrop.open {
	opacity: 1;
	pointer-events: all;
}

.sol-modal {
	background: var(--bg);
	border-left: var(--border);
	width: 100%;
	max-width: 560px;
	padding: 2rem 1.5rem 2.5rem;
	position: relative;
	transform: translateY(100%);  /* начинает снизу */
	transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.sol-modal-backdrop.open .sol-modal {
	transform: translateY(0);     /* выезжает наверх */
}

.sol-modal-backdrop.open .sol-modal {
	transform: translateY(0);
}

.sol-modal-close {
	position: absolute;
	top: 1rem;
	right: 1rem;
	background: none;
	border: none;
	color: var(--muted);
	cursor: pointer;
	padding: 0.4rem;
}

.sol-modal-icon {
	font-family: 'JetBrains Mono', monospace;
	font-size: 0.65rem;
	font-weight: 600;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: rgba(91, 44, 44, 0.45);
	margin-bottom: 0.6rem;
}

.sol-modal-title {
	font-size: 1rem;
	font-weight: 700;
	color: var(--text);
	margin-bottom: 1.4rem;
	letter-spacing: -0.01em;
}

.sol-modal-list {
	list-style: none;
	display: flex;
	flex-direction: column;
	gap: 0.6rem;
	margin-bottom: 2rem;
}

.sol-modal-list li {
	font-size: 0.82rem;
	color: var(--muted);
	line-height: 1.5;
	padding-left: 1rem;
	position: relative;
}

.sol-modal-list li::before {
	content: '';
	position: absolute;
	left: 0;
	top: 0.55em;
	width: 4px;
	height: 1px;
	background: rgba(91, 44, 44, 0.4);
}

.sol-modal-cta {
	display: inline-block;
	font-family: 'JetBrains Mono', monospace;
	font-size: 0.75rem;
	font-weight: 600;
	letter-spacing: 0.06em;
	color: var(--accent);
	text-decoration: none;
	border-bottom: 1px solid rgba(91, 44, 44, 0.3);
	padding-bottom: 0.15rem;
	transition: border-color 0.2s;
}

.sol-modal-cta:hover {
	border-color: var(--accent);
}

@media (max-width: 768px) {
	/* Карточка — только заголовок + кнопка */
	.sol-list {
		display: none;
	}

	.sol-card {
		cursor: pointer;
		display: flex;
		flex-direction: column;
		justify-content: space-between;
		min-height: unset;
		padding: 1.4rem 1.2rem;
		border-bottom: 1px solid rgba(17, 24, 39, 0.08);
	}

	.sol-card:last-child {
		border-bottom: none;
	}

	.solutions-grid {
		grid-template-columns: 1fr;
		gap: 0;
		background: transparent;
		border: 1px solid rgba(17, 24, 39, 0.08);
	}

	.sol-card::before {
		display: none;
	}

	.sol-mobile-btn {
		display: flex;
		align-items: center;
		gap: 0.4rem;
		margin-top: 0.6rem;
		background: none;
		border: none;
		cursor: pointer;
		font-family: 'JetBrains Mono', monospace;
		font-size: 0.65rem;
		font-weight: 600;
		letter-spacing: 0.1em;
		text-transform: uppercase;
		color: rgba(91, 44, 44, 0.5);
		padding: 0;
	}

	.solutions {
		min-height: unset;
		padding: 3rem 1.2rem 4rem;
	}

	.section-header {
		margin-bottom: 2rem;
	}
}