/* ---------------------------------------------------------------
   NAPICONFIG - landing page, styles
   Палитра: холодный серый корпус прибора, сталь, фирменный синий.
   --------------------------------------------------------------- */
:root
	{
	--bg:        #E9ECEF;
	--bg-2:      #DFE4E8;
	--panel:     #FFFFFF;
	--steel:     #171E26;
	--steel-2:   #212C37;
	--ink:       #10161C;
	--mute:      #5B6874;
	--mute-2:    #93A0AC;
	--rule:      #C6CDD4;
	--rule-dark: #33414F;
	--signal:    #040981;
	--signal-lt: #6E8CE8;
	--link:      #12648F;
	--ok:        #2E9E6B;

	--display: "Oswald", "Arial Narrow", sans-serif;
	--body:    "Golos Text", system-ui, sans-serif;
	--mono:    "JetBrains Mono", ui-monospace, monospace;

	--pad: clamp(20px, 5vw, 72px);
	--max: 1240px;
	}

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

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body
	{
	margin: 0;
	background: var(--bg);
	color: var(--ink);
	font-family: var(--body);
	font-size: 16px;
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
	}

a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }

:focus-visible
	{
	outline: 2px solid var(--signal);
	outline-offset: 3px;
	}

h1, h2, h3
	{
	font-family: var(--display);
	font-weight: 500;
	letter-spacing: .01em;
	margin: 0;
	line-height: 1.08;
	text-transform: uppercase;
	}

.wrap
	{
	max-width: var(--max);
	margin: 0 auto;
	padding-left: var(--pad);
	padding-right: var(--pad);
	}

/* --- служебная надпись на панели ------------------------------ */
.desig
	{
	font-family: var(--mono);
	font-size: 11px;
	letter-spacing: .18em;
	text-transform: uppercase;
	color: var(--mute);
	display: flex;
	align-items: center;
	gap: 10px;
	}
.desig::before
	{
	content: "";
	width: 7px; height: 7px;
	border-radius: 50%;
	background: var(--signal);
	box-shadow: 0 0 0 3px rgba(4,9,129,.16);
	flex: none;
	}

/* --- шапка ---------------------------------------------------- */
header.top
	{
	position: sticky;
	top: 0;
	z-index: 50;
	background: rgba(233,236,239,.88);
	backdrop-filter: blur(10px);
	border-bottom: 1px solid var(--rule);
	}
.top-in
	{
	display: flex;
	align-items: center;
	gap: 28px;
	height: 60px;
	}
.brand { display: flex; align-items: center; flex: none; }
.brand img { height: 26px; width: auto; display: block; }
@media (max-width: 420px) { .brand img { height: 22px; } }
nav.links
	{
	display: flex;
	gap: 22px;
	margin-left: auto;
	font-family: var(--mono);
	font-size: 12px;
	letter-spacing: .08em;
	text-transform: uppercase;
	}
nav.links a { color: var(--mute); }
nav.links a:hover { color: var(--ink); text-decoration: none; }
@media (max-width: 860px) { nav.links { display: none; } }

/* --- герой ---------------------------------------------------- */
.hero { padding: clamp(48px, 8vw, 92px) 0 clamp(40px, 6vw, 72px); }
.hero h1
	{
	font-size: clamp(38px, 7.2vw, 88px);
	letter-spacing: -.005em;
	margin: 18px 0 0;
	}
.hero h1 .thin { color: var(--mute); }
.byline
	{
	font-family: var(--mono);
	font-size: 12.5px;
	letter-spacing: .12em;
	text-transform: uppercase;
	color: var(--mute);
	margin: 16px 0 0;
	}
.lede
	{
	max-width: 62ch;
	margin: 22px 0 0;
	font-size: clamp(17px, 1.9vw, 20px);
	color: #303A44;
	}
.cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.btn
	{
	display: inline-flex;
	align-items: center;
	gap: 10px;
	padding: 13px 22px;
	font-family: var(--mono);
	font-size: 12.5px;
	letter-spacing: .1em;
	text-transform: uppercase;
	border: 1px solid var(--steel);
	background: var(--steel);
	color: #F2F5F7;
	}
.btn:hover { background: var(--steel-2); text-decoration: none; }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--rule-dark); }
.btn.ghost:hover { background: rgba(23,30,38,.06); }

/* --- рамка скриншота (сигнатурный блок) ------------------------ */
.shell
	{
	margin: clamp(38px, 5vw, 58px) 0 0;
	background: var(--steel);
	border: 1px solid var(--steel);
	box-shadow: 0 24px 60px -34px rgba(16,22,28,.7);
	}
.shell-bar
	{
	display: flex;
	align-items: center;
	gap: 14px;
	padding: 12px 18px;
	border-bottom: 1px solid var(--rule-dark);
	font-family: var(--mono);
	font-size: 11.5px;
	letter-spacing: .06em;
	color: var(--mute-2);
	}
.shell-bar .dot
	{
	width: 8px; height: 8px; border-radius: 50%;
	background: var(--ok); flex: none;
	box-shadow: 0 0 8px rgba(46,158,107,.85);
	}
.shell-bar .url { color: #C3CDD6; }
.shell-bar .right { margin-left: auto; letter-spacing: .14em; text-transform: uppercase; }

.shell-view
	{
	aspect-ratio: 16 / 9;
	background: repeating-linear-gradient(45deg, #1D2731 0 8px, #222D38 8px 16px);
	display: flex;
	align-items: center;
	justify-content: center;
	overflow: hidden;
	}
.shell-view img { width: 100%; height: auto; display: block; }
.shell-view img.missing { display: none; }
.shell-view::after
	{
	content: attr(data-ph);
	font-family: var(--mono);
	font-size: 12px;
	letter-spacing: .1em;
	color: var(--mute-2);
	padding: 0 16px;
	text-align: center;
	}
.shell-view.has-img { aspect-ratio: auto; display: block; background: #F4F6F8; }
.shell-view.has-img::after { display: none; }
.shell figcaption
	{
	padding: 13px 18px;
	border-top: 1px solid var(--rule-dark);
	font-family: var(--mono);
	font-size: 11.5px;
	line-height: 1.6;
	color: var(--mute-2);
	}

/* --- секции --------------------------------------------------- */
section { padding: clamp(56px, 8vw, 104px) 0; border-top: 1px solid var(--rule); }
.sec-head { display: grid; grid-template-columns: 200px 1fr; gap: 32px; align-items: start; }
.sec-head h2 { font-size: clamp(26px, 3.6vw, 40px); }
.sec-head p { margin: 16px 0 0; max-width: 66ch; color: #333D47; }
@media (max-width: 800px) { .sec-head { grid-template-columns: 1fr; gap: 14px; } }

/* --- возможности ---------------------------------------------- */
.cards
	{
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(275px, 1fr));
	gap: 1px;
	background: var(--rule);
	border: 1px solid var(--rule);
	margin-top: 44px;
	}
.card { background: var(--panel); padding: 26px 24px 28px; }
.card h3 { font-size: 19px; letter-spacing: .04em; }
.card p { margin: 12px 0 0; font-size: 15px; color: #3A444E; }
.card ul { margin: 14px 0 0; padding-left: 18px; font-size: 14.5px; color: var(--mute); }
.card li { margin-bottom: 4px; }
.card code
	{
	font-family: var(--mono);
	font-size: 12px;
	background: var(--bg-2);
	padding: 2px 6px;
	color: #253039;
	}
.card .tag
	{
	font-family: var(--mono);
	font-size: 10.5px;
	letter-spacing: .16em;
	text-transform: uppercase;
	color: var(--signal);
	display: block;
	margin-bottom: 14px;
	}

/* --- скриншоты ------------------------------------------------ */
.shots
	{
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
	gap: 26px;
	margin-top: 44px;
	}
.shot { display: block; color: inherit; }
.shot:hover { text-decoration: none; }
.shot .frame
	{
	border: 1px solid var(--rule-dark);
	background:
		repeating-linear-gradient(45deg, #DDE2E7 0 8px, #D5DBE1 8px 16px);
	aspect-ratio: 16 / 10;
	display: flex;
	align-items: center;
	justify-content: center;
	overflow: hidden;
	}
.shot img { width: 100%; height: 100%; object-fit: contain; object-position: top center; display: block; }
.shot img.missing { display: none; }
.shot .frame::after
	{
	content: attr(data-ph);
	font-family: var(--mono);
	font-size: 11px;
	letter-spacing: .1em;
	color: var(--mute);
	padding: 0 14px;
	text-align: center;
	}
.shot .frame.has-img { background: #FFFFFF; }
.shot .frame.has-img::after { display: none; }
.shot figcaption, .shot .cap
	{
	font-family: var(--mono);
	font-size: 12px;
	color: var(--mute);
	margin-top: 11px;
	line-height: 1.5;
	}
.shot:hover .frame { border-color: var(--signal); }

/* --- стек ----------------------------------------------------- */
.stack
	{
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
	gap: 1px;
	background: var(--rule);
	border: 1px solid var(--rule);
	margin-top: 44px;
	}
.cell { background: var(--panel); padding: 22px 20px; }
.cell .k
	{
	font-family: var(--mono);
	font-size: 10.5px;
	letter-spacing: .16em;
	text-transform: uppercase;
	color: var(--mute-2);
	}
.cell .v { font-family: var(--display); font-size: 20px; margin-top: 9px; text-transform: uppercase; }
.cell .n { font-size: 13.5px; color: var(--mute); margin-top: 6px; }

/* --- платформы ------------------------------------------------ */
.plat
	{
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 26px;
	margin-top: 44px;
	}
@media (max-width: 800px) { .plat { grid-template-columns: 1fr; } }
.plat > div
	{
	border: 1px solid var(--rule-dark);
	padding: 28px 26px;
	background: var(--panel);
	}
.plat .now { border-left: 4px solid var(--signal); }
.plat .soon { border-left: 4px solid var(--mute-2); background: transparent; }
.plat h3 { font-size: 22px; }
.plat p { margin: 14px 0 0; color: #3A444E; }
.state
	{
	font-family: var(--mono);
	font-size: 10.5px;
	letter-spacing: .16em;
	text-transform: uppercase;
	color: var(--mute);
	display: block;
	margin-bottom: 12px;
	}

/* --- код ------------------------------------------------------ */
pre
	{
	background: var(--steel);
	color: #D9E1E8;
	font-family: var(--mono);
	font-size: 13px;
	line-height: 1.75;
	padding: 24px 22px;
	overflow-x: auto;
	margin: 44px 0 0;
	border-left: 4px solid var(--signal-lt);
	}
pre .c { color: #74838F; }
pre .p { color: var(--signal-lt); }

/* --- стоимость ------------------------------------------------ */
.price
	{
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 1px;
	background: var(--rule);
	border: 1px solid var(--rule);
	margin-top: 44px;
	}
@media (max-width: 800px) { .price { grid-template-columns: 1fr; } }
.price > div { background: var(--panel); padding: 30px 28px 34px; }
.price .free { border-top: 4px solid var(--signal); }
.price .custom { border-top: 4px solid var(--mute-2); }
.price .amount
	{
	font-family: var(--display);
	font-size: clamp(30px, 4.4vw, 46px);
	text-transform: uppercase;
	line-height: 1;
	margin: 12px 0 0;
	}
.price .cond
	{
	font-family: var(--mono);
	font-size: 10.5px;
	letter-spacing: .16em;
	text-transform: uppercase;
	color: var(--mute);
	}
.price p { margin: 18px 0 0; color: #3A444E; max-width: 46ch; }

/* --- демо-стенд ----------------------------------------------- */
.demo
	{
	margin-top: 44px;
	border: 1px solid var(--rule-dark);
	border-left: 4px solid var(--signal);
	background: var(--panel);
	padding: clamp(26px, 4vw, 40px);
	}
.demo p { margin: 0 0 18px; max-width: 62ch; font-size: 17px; color: #2C363F; }
.demo p:last-of-type { margin-bottom: 26px; }

/* --- документы ------------------------------------------------ */
.docs
	{
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
	gap: 1px;
	background: var(--rule);
	border: 1px solid var(--rule);
	margin-top: 44px;
	}
.doc
	{
	background: var(--panel);
	padding: 26px 24px;
	display: block;
	color: inherit;
	}
.doc:hover { background: #F7F9FA; text-decoration: none; }
.doc:hover h3 { color: var(--link); }
.doc .kind
	{
	font-family: var(--mono);
	font-size: 10.5px;
	letter-spacing: .16em;
	text-transform: uppercase;
	color: var(--signal);
	display: block;
	margin-bottom: 14px;
	}
.doc h3 { font-size: 19px; letter-spacing: .04em; }
.doc .path
	{
	font-family: var(--mono);
	font-size: 12px;
	color: var(--mute);
	margin-top: 12px;
	word-break: break-all;
	}

/* --- реквизиты ------------------------------------------------ */
.req
	{
	border-top: 1px solid var(--rule-dark);
	margin-top: 40px;
	padding-top: 28px;
	font-family: var(--mono);
	font-size: 12.5px;
	line-height: 1.9;
	color: #9FADB9;
	}
.req dl { display: grid; grid-template-columns: 260px 1fr; gap: 2px 24px; margin: 0; max-width: 900px; }
.req dt { color: var(--mute-2); }
.req dd { margin: 0; color: #C3CDD6; }
@media (max-width: 700px)
	{
	.req dl { grid-template-columns: 1fr; }
	.req dd { margin-bottom: 12px; }
	}

/* --- о нас ---------------------------------------------------- */
.about { display: grid; grid-template-columns: 200px 1fr; gap: 32px; }
@media (max-width: 800px) { .about { grid-template-columns: 1fr; gap: 14px; } }
.about p { max-width: 62ch; font-size: 17px; color: #2C363F; margin: 0 0 18px; }

/* --- подвал --------------------------------------------------- */
footer
	{
	background: var(--steel);
	color: #C3CDD6;
	padding: clamp(44px, 6vw, 72px) 0 40px;
	}
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 34px; }
@media (max-width: 800px) { .foot-grid { grid-template-columns: 1fr; } }
.foot-logo { height: 30px; width: auto; display: block; margin-bottom: 18px; }
footer h3 { color: #EEF2F5; font-size: 16px; letter-spacing: .1em; margin-bottom: 14px; }
footer a { color: #7FC0E6; }
footer .mono { font-family: var(--mono); font-size: 13px; line-height: 2; }
.foot-rule { border-top: 1px solid var(--rule-dark); margin-top: 40px; padding-top: 20px; font-family: var(--mono); font-size: 11.5px; color: var(--mute-2); display: flex; flex-wrap: wrap; gap: 10px 24px; }

/* --- появление ------------------------------------------------ */
.rv { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
.rv.on { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce)
	{
	.rv { opacity: 1; transform: none; transition: none; }
	}