:root {
	--color-bg: #ffffff;
	--color-raise: #f3f7f3;
	--color-text: #141a15;
	--color-muted: #515c53;
	--color-accent: #15803d;
	--color-accent-deep: #10632f;
	--color-border: #dfe6e0;
	--font-head: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
	--font-body: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
	--font-mark: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
	--container: 1080px;
	--radius: 10px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
	margin: 0;
	background: var(--color-bg);
	color: var(--color-text);
	font-family: var(--font-body);
	font-size: 17px;
	line-height: 1.65;
}

.kz-wrap {
	width: 100%;
	max-width: var(--container);
	margin: 0 auto;
	padding: 0 20px;
}

a { color: var(--color-accent); }
a:hover { color: var(--color-accent-deep); }

img { max-width: 100%; }

:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

h1, h2, h3 {
	font-family: var(--font-head);
	font-weight: 600;
	line-height: 1.22;
	margin: 0 0 16px;
}

h1 { font-size: clamp(1.9rem, 5vw, 2.6rem); letter-spacing: -0.015em; }
h2 { font-size: clamp(1.3rem, 3.2vw, 1.75rem); }
h3 { font-size: 1.1rem; }

p { margin: 0 0 16px; }

.kz-head { border-bottom: 1px solid var(--color-border); }

.kz-head__row {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 14px;
	min-height: 64px;
}

.kz-logo {
	font-family: var(--font-head);
	font-size: 1.16rem;
	font-weight: 700;
	letter-spacing: 0.4px;
	color: var(--color-text);
	text-decoration: none;
}

.kz-burger {
	display: inline-flex;
	align-items: center;
	min-height: 44px;
	padding: 10px 16px;
	border: 1px solid var(--color-border);
	border-radius: 8px;
	background: var(--color-raise);
	color: var(--color-text);
	font: inherit;
	font-size: 0.92rem;
	cursor: pointer;
}

.kz-nav ul { list-style: none; margin: 0; padding: 0 0 12px; display: flex; flex-direction: column; }

.kz-nav a {
	display: flex;
	align-items: center;
	min-height: 44px;
	color: var(--color-text);
	text-decoration: none;
	font-size: 0.96rem;
}

.kz-nav a:hover { color: var(--color-accent); }
.kz-nav[hidden] { display: none; }

.kz-hero { padding-top: 44px; padding-bottom: 8px; }
.kz-hero__grid { display: grid; grid-template-columns: 1fr; gap: 26px; align-items: start; }
.kz-hero h1 { max-width: 19ch; }
.kz-hero__lead { font-size: 1.08rem; color: var(--color-muted); max-width: 56ch; }

.kz-facts { background: var(--color-raise); border-radius: var(--radius); padding: 22px 24px; margin: 0; }
.kz-facts div { padding: 10px 0; border-bottom: 1px solid var(--color-border); }
.kz-facts div:last-child { border-bottom: 0; }
.kz-facts dt { font-family: var(--font-mark); font-size: 0.67rem; text-transform: uppercase; letter-spacing: 1.2px; color: var(--color-muted); margin: 0 0 3px; }
.kz-facts dd { margin: 0; font-weight: 600; }

.kz-index { border: 1px solid var(--color-border); border-radius: var(--radius); padding: 22px 24px; margin-top: 26px; }

.kz-index h2 {
	font-family: var(--font-mark);
	font-size: 0.7rem;
	text-transform: uppercase;
	letter-spacing: 1.4px;
	color: var(--color-muted);
	margin-bottom: 12px;
}

.kz-index ol { margin: 0; padding-left: 22px; display: grid; grid-template-columns: 1fr; gap: 7px; }
.kz-index li { min-width: 0; }

.kz-turn { padding-top: 40px; }
.kz-turn__grid { display: grid; grid-template-columns: 1fr; gap: 24px; align-items: center; }
.kz-turn__text { min-width: 0; }
.kz-turn__text p, .kz-turn__text li { max-width: 60ch; }
.kz-turn__text ul { padding-left: 22px; margin: 0 0 16px; }
.kz-turn__text li { margin-bottom: 9px; }
.kz-turn figure { margin: 0; min-width: 0; }
.kz-turn figure img { display: block; width: 100%; max-width: 300px; height: auto; border-radius: var(--radius); border: 1px solid var(--color-border); }
.kz-turn figcaption { font-size: 0.87rem; color: var(--color-muted); padding-top: 9px; line-height: 1.55; }

.kz-kicker {
	font-family: var(--font-mark);
	font-size: 0.68rem;
	text-transform: uppercase;
	letter-spacing: 1.4px;
	color: var(--color-accent-deep);
	display: block;
	margin-bottom: 8px;
}

.kz-title { display: flex; gap: 15px; align-items: center; margin-bottom: 14px; }
.kz-title img { flex: none; border-radius: 18px; }
.kz-title h2 { margin: 0 0 2px; }
.kz-title__dev { font-family: var(--font-mark); font-size: 0.68rem; text-transform: uppercase; letter-spacing: 1.1px; color: var(--color-muted); margin: 0; }

.kz-terms { color: var(--color-muted); font-size: 0.91rem; }

.kz-plain { padding-top: 40px; }
.kz-plain p, .kz-plain li { max-width: 68ch; }
.kz-plain ul, .kz-plain ol { padding-left: 22px; margin: 0 0 16px; }
.kz-plain li { margin-bottom: 9px; }

.kz-scroll { overflow-x: auto; margin: 18px 0 10px; }

table { border-collapse: collapse; width: 100%; min-width: 640px; font-size: 0.94rem; line-height: 1.55; }
caption { text-align: left; color: var(--color-muted); font-size: 0.9rem; padding-bottom: 12px; }
th, td { text-align: left; padding: 12px 16px 12px 0; border-bottom: 1px solid var(--color-border); vertical-align: top; }

thead th {
	font-family: var(--font-mark);
	font-size: 0.67rem;
	text-transform: uppercase;
	letter-spacing: 1.1px;
	color: var(--color-muted);
	font-weight: 600;
}

tbody th { font-weight: 600; }
td.kz-num { text-align: right; font-variant-numeric: tabular-nums; padding-right: 8px; }

.kz-src { color: var(--color-muted); font-size: 0.9rem; font-style: italic; max-width: 68ch; }

.kz-gear { list-style: none; margin: 18px 0 0; padding: 0; display: grid; grid-template-columns: 1fr; gap: 16px; }
.kz-gear li { border: 1px solid var(--color-border); border-radius: var(--radius); padding: 22px 24px; min-width: 0; }
.kz-gear h3 { margin: 0 0 8px; }
.kz-gear p { margin: 0 0 14px; font-size: 0.95rem; color: var(--color-muted); }

.kz-btn {
	display: inline-block;
	min-height: 44px;
	padding: 14px 26px;
	border: 1px solid var(--color-accent);
	border-radius: var(--radius);
	background: var(--color-accent);
	color: #ffffff;
	font: inherit;
	font-size: 0.94rem;
	font-weight: 600;
	text-decoration: none;
	cursor: pointer;
	transition: background 140ms ease, border-color 140ms ease;
}

.kz-btn:hover { background: var(--color-accent-deep); border-color: var(--color-accent-deep); color: #ffffff; }
.kz-btn--line { background: transparent; color: var(--color-accent); }
.kz-btn--line:hover { background: transparent; color: var(--color-accent-deep); }

.kz-go { display: inline-block; font-weight: 600; text-decoration: none; }
.kz-go::after { content: " \2192"; display: inline-block; transition: transform 140ms ease; }
.kz-go:hover { text-decoration: underline; }
.kz-go:hover::after { transform: translateX(4px); }

.kz-mail { border: 1px solid var(--color-border); border-radius: var(--radius); padding: 26px; margin-top: 18px; }
.kz-mail__addr { font-size: clamp(1.2rem, 4.2vw, 1.6rem); font-weight: 700; word-break: break-word; display: inline-block; margin-bottom: 10px; }

.kz-foot { margin-top: 48px; padding: 30px 0 46px; background: var(--color-raise); color: var(--color-muted); font-size: 0.92rem; }
.kz-foot h2 { font-size: 1rem; color: var(--color-text); }
.kz-foot p { max-width: 68ch; }
.kz-foot__nav { list-style: none; margin: 0 0 16px; padding: 0; display: flex; flex-wrap: wrap; gap: 0 24px; }
.kz-foot__nav a { display: inline-flex; align-items: center; min-height: 44px; }

.kz-ask {
	position: fixed;
	left: 14px;
	right: 14px;
	bottom: 14px;
	z-index: 40;
	max-width: 600px;
	background: var(--color-bg);
	border: 1px solid var(--color-border);
	border-radius: var(--radius);
	padding: 20px 22px;
}

.kz-ask p { font-size: 0.92rem; margin-bottom: 14px; }
.kz-ask__row { display: flex; flex-wrap: wrap; gap: 10px; }
.kz-ask__row .kz-btn { flex: 1 1 165px; text-align: center; }

.kz-doc { padding-top: 34px; padding-bottom: 12px; max-width: 780px; }
.kz-doc h2 { margin-top: 34px; }
.kz-doc p, .kz-doc li { max-width: 70ch; }
.kz-doc ul { padding-left: 22px; }
.kz-doc li { margin-bottom: 9px; }

.kz-stamp { font-family: var(--font-mark); font-size: 0.7rem; text-transform: uppercase; letter-spacing: 1.2px; color: var(--color-muted); }

@media (min-width: 660px) {
	.kz-ask__row .kz-btn { flex: 0 0 auto; }
	.kz-index ol { grid-template-columns: 1fr 1fr; gap: 7px 28px; }
	.kz-gear { grid-template-columns: 1fr 1fr; }
	.kz-turn__grid { grid-template-columns: 1fr 300px; gap: 40px; }
	.kz-turn--flip .kz-turn__grid { grid-template-columns: 300px 1fr; }
	.kz-turn--flip figure { order: -1; }
}

@media (min-width: 920px) {
	.kz-burger { display: none; }
	.kz-nav[hidden] { display: block; }
	.kz-nav ul { flex-direction: row; gap: 24px; padding: 0; }
	.kz-hero { padding-top: 68px; }
	.kz-hero__grid { grid-template-columns: 1.5fr 1fr; gap: 48px; }
	.kz-turn { padding-top: 62px; }
	.kz-plain { padding-top: 62px; }
}