/* =========================================================================
   Kulanek.net — theme styles
   Design tokens live in theme.json; this file carries component styles.
   No external font or asset requests are made anywhere in this file.
   ====================================================================== */

:root {
	--kn-base: #05070d;
	--kn-base-2: #0a0f1c;
	--kn-surface: #111a2e;
	--kn-surface-2: #17223a;
	--kn-border: #1f2c47;
	--kn-text: #e9eef8;
	--kn-muted: #9fb0ca;
	--kn-accent: #22d3ee;
	--kn-accent-2: #8b7bf7;
	--kn-accent-3: #4ade80;
	--kn-radius: 14px;
	--kn-radius-sm: 9px;
	--kn-header-h: 68px;
}

html {
	scroll-behavior: smooth;
	scroll-padding-top: calc(var(--kn-header-h) + 1.5rem);
}

@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	*, *::before, *::after {
		animation-duration: .001ms !important;
		transition-duration: .001ms !important;
	}
}

body {
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	text-rendering: optimizeLegibility;
	background-color: var(--kn-base);
}

::selection { background: rgba(34, 211, 238, .3); color: #fff; }

:where(a, button, input, select, textarea, summary):focus-visible {
	outline: 2px solid var(--kn-accent);
	outline-offset: 3px;
	border-radius: 4px;
}

.kn-skip-link:focus {
	position: fixed;
	top: .75rem;
	left: .75rem;
	z-index: 999;
	padding: .7rem 1.1rem;
	background: var(--kn-accent);
	color: #04121a;
	border-radius: 8px;
	font-weight: 600;
}

/* -------------------------------------------------------------------------
   Header
   ---------------------------------------------------------------------- */

.kn-header {
	position: sticky;
	top: 0;
	z-index: 100;
	background: rgba(5, 7, 13, .78);
	backdrop-filter: saturate(180%) blur(14px);
	-webkit-backdrop-filter: saturate(180%) blur(14px);
	border-bottom: 1px solid var(--kn-border);
}

.kn-header .wp-block-site-title a { text-decoration: none; }

.kn-brand {
	display: inline-flex;
	align-items: center;
	gap: .6rem;
	font-weight: 700;
	letter-spacing: -.02em;
	color: var(--kn-text);
	text-decoration: none;
	font-size: 1.05rem;
}

.kn-brand__mark {
	width: 26px;
	height: 26px;
	flex: 0 0 26px;
	border-radius: 7px;
	background: linear-gradient(135deg, var(--kn-accent) 0%, var(--kn-accent-2) 100%);
	position: relative;
	box-shadow: 0 0 0 1px rgba(34, 211, 238, .35), 0 6px 18px rgba(34, 211, 238, .18);
}

.kn-brand__mark::after {
	content: "";
	position: absolute;
	inset: 6px;
	border-radius: 3px;
	border: 1.5px solid rgba(4, 18, 26, .85);
	border-top-color: transparent;
	border-right-color: transparent;
}

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

.kn-header .wp-block-navigation {
	font-size: .925rem;
	font-weight: 500;
}

.kn-header .wp-block-navigation a {
	color: var(--kn-muted);
	transition: color .16s ease;
}

.kn-header .wp-block-navigation a:hover,
.kn-header .wp-block-navigation .current-menu-item > a {
	color: var(--kn-text);
}

/* Language switcher */
.kn-lang {
	display: inline-flex;
	align-items: center;
	gap: 2px;
	padding: 3px;
	border: 1px solid var(--kn-border);
	border-radius: 999px;
	background: rgba(17, 26, 46, .6);
}

.kn-lang__item {
	display: inline-block;
	padding: .22rem .58rem;
	font-size: .72rem;
	font-weight: 700;
	letter-spacing: .08em;
	line-height: 1.4;
	border-radius: 999px;
	color: var(--kn-muted);
	text-decoration: none;
	transition: color .16s ease, background-color .16s ease;
}

.kn-lang__item:hover { color: var(--kn-text); background: rgba(255, 255, 255, .05); }

.kn-lang__item.is-current {
	color: #04121a;
	background: var(--kn-accent);
}

/* -------------------------------------------------------------------------
   Backgrounds and section decoration
   ---------------------------------------------------------------------- */

.is-style-kn-grid-bg {
	position: relative;
	isolation: isolate;
	overflow: hidden;
}

.is-style-kn-grid-bg::before {
	content: "";
	position: absolute;
	inset: 0;
	z-index: -2;
	background-image:
		linear-gradient(to right, rgba(120, 160, 220, .075) 1px, transparent 1px),
		linear-gradient(to bottom, rgba(120, 160, 220, .075) 1px, transparent 1px);
	background-size: 56px 56px;
	mask-image: radial-gradient(ellipse 80% 65% at 50% 0%, #000 35%, transparent 78%);
	-webkit-mask-image: radial-gradient(ellipse 80% 65% at 50% 0%, #000 35%, transparent 78%);
}

.is-style-kn-grid-bg::after {
	content: "";
	position: absolute;
	inset: 0;
	z-index: -1;
	background:
		radial-gradient(600px 320px at 18% -5%, rgba(34, 211, 238, .16), transparent 70%),
		radial-gradient(560px 300px at 88% 8%, rgba(139, 123, 247, .15), transparent 72%);
	pointer-events: none;
}

.kn-hero { padding-top: clamp(3.5rem, 8vw, 6.5rem); }

.kn-hero h1 { max-width: 18ch; }

/* Gradient heading */
.is-style-kn-gradient {
	background: linear-gradient(105deg, #e9eef8 0%, #7dd3fc 42%, #a78bfa 88%);
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
	-webkit-text-fill-color: transparent;
}

/* -------------------------------------------------------------------------
   Text roles
   ---------------------------------------------------------------------- */

.is-style-kn-eyebrow {
	/* Block-level so the WordPress alignwide/alignfull margins apply; the rule
	   before the label is drawn as an inline-block so it still sits on the line. */
	display: block;
	font-family: var(--wp--preset--font-family--mono);
	font-size: .74rem;
	font-weight: 600;
	letter-spacing: .16em;
	text-transform: uppercase;
	color: var(--kn-accent);
	margin-bottom: .25rem;
}

.is-style-kn-eyebrow::before {
	content: "";
	display: inline-block;
	width: 22px;
	height: 1px;
	margin-right: .55rem;
	vertical-align: middle;
	background: currentColor;
	opacity: .7;
}

.is-style-kn-lead {
	font-size: clamp(1.05rem, .95rem + .45vw, 1.28rem);
	line-height: 1.6;
	color: var(--kn-muted);
	max-width: 62ch;
}

.is-style-kn-mono {
	font-family: var(--wp--preset--font-family--mono);
	font-size: .8rem;
	letter-spacing: .04em;
	color: var(--kn-muted);
}

/* -------------------------------------------------------------------------
   Cards and panels
   ---------------------------------------------------------------------- */

.is-style-kn-card,
.is-style-kn-card-accent,
.is-style-kn-panel {
	background: linear-gradient(160deg, rgba(23, 34, 58, .85) 0%, rgba(10, 15, 28, .9) 100%);
	border: 1px solid var(--kn-border);
	border-radius: var(--kn-radius);
	padding: clamp(1.3rem, 2.4vw, 1.9rem);
	position: relative;
	transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}

/* Full height only inside an equal-height card row, never for a lone card
   stacked with siblings in a column. */
.is-style-kn-cards .is-style-kn-card,
.is-style-kn-cards .is-style-kn-card-accent {
	height: 100%;
}

.is-style-kn-card:hover,
.is-style-kn-card-accent:hover {
	border-color: rgba(34, 211, 238, .38);
	box-shadow: 0 10px 40px rgba(0, 0, 0, .35);
}

.is-style-kn-card-accent { overflow: hidden; }

.is-style-kn-card-accent::before {
	content: "";
	position: absolute;
	inset: 0 auto 0 0;
	width: 2px;
	background: linear-gradient(180deg, var(--kn-accent), var(--kn-accent-2));
}

.is-style-kn-panel {
	background: rgba(17, 26, 46, .55);
}

.is-style-kn-card :where(h2, h3, h4) { margin-top: 0; }
.is-style-kn-card p:last-child,
.is-style-kn-card-accent p:last-child,
.is-style-kn-panel p:last-child { margin-bottom: 0; }

.is-style-kn-cards > .wp-block-column { display: flex; }
.is-style-kn-cards > .wp-block-column > * { width: 100%; }

/* Numbered card index */
.kn-index {
	font-family: var(--wp--preset--font-family--mono);
	font-size: .78rem;
	letter-spacing: .1em;
	color: var(--kn-accent);
	opacity: .85;
}

/* Stats */
.kn-stat__figure {
	font-size: clamp(1.9rem, 1.3rem + 2vw, 2.6rem);
	font-weight: 700;
	letter-spacing: -.03em;
	line-height: 1.05;
	background: linear-gradient(120deg, #67e8f9, #a78bfa);
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
	-webkit-text-fill-color: transparent;
	margin: 0 0 .35rem;
}

.kn-stat__label {
	font-size: .9rem;
	color: var(--kn-muted);
	margin: 0;
	line-height: 1.5;
}

/* -------------------------------------------------------------------------
   Lists
   ---------------------------------------------------------------------- */

.is-style-kn-check,
.is-style-kn-arrow {
	list-style: none;
	padding-left: 0;
	margin-left: 0;
}

.is-style-kn-check li,
.is-style-kn-arrow li {
	position: relative;
	padding-left: 1.85rem;
	margin-bottom: .7rem;
	line-height: 1.6;
}

.is-style-kn-check li::before {
	content: "";
	position: absolute;
	left: 0;
	top: .42em;
	width: 15px;
	height: 15px;
	border-radius: 4px;
	border: 1px solid rgba(34, 211, 238, .55);
	background:
		linear-gradient(135deg, rgba(34, 211, 238, .22), rgba(139, 123, 247, .22));
}

.is-style-kn-check li::after {
	content: "";
	position: absolute;
	left: 5px;
	top: .68em;
	width: 4px;
	height: 8px;
	border: solid var(--kn-accent);
	border-width: 0 1.6px 1.6px 0;
	transform: rotate(42deg);
}

.is-style-kn-arrow li::before {
	content: "\2192";
	position: absolute;
	left: 0;
	top: 0;
	color: var(--kn-accent);
	font-weight: 600;
}

/* -------------------------------------------------------------------------
   Timeline (used on the quantum-safe page)
   ---------------------------------------------------------------------- */

.kn-timeline {
	position: relative;
	padding-left: 1.9rem;
	margin: 0;
	list-style: none;
}

.kn-timeline::before {
	content: "";
	position: absolute;
	left: 6px;
	top: .55rem;
	bottom: .55rem;
	width: 1px;
	background: linear-gradient(180deg, var(--kn-accent), var(--kn-accent-2), transparent);
}

.kn-timeline__item {
	position: relative;
	padding-bottom: 1.6rem;
}

.kn-timeline__item:last-child { padding-bottom: 0; }

.kn-timeline__item::before {
	content: "";
	position: absolute;
	left: -1.9rem;
	top: .45rem;
	width: 13px;
	height: 13px;
	border-radius: 50%;
	background: var(--kn-base);
	border: 2px solid var(--kn-accent);
	box-shadow: 0 0 0 4px rgba(34, 211, 238, .12);
}

.kn-timeline__date {
	font-family: var(--wp--preset--font-family--mono);
	font-size: .78rem;
	letter-spacing: .08em;
	text-transform: uppercase;
	color: var(--kn-accent);
	display: block;
	margin-bottom: .2rem;
}

.kn-timeline__body { color: var(--kn-muted); margin: 0; font-size: .95rem; }
.kn-timeline__title { font-weight: 600; color: var(--kn-text); display: block; margin-bottom: .15rem; }

/* -------------------------------------------------------------------------
   Separators
   ---------------------------------------------------------------------- */

.is-style-kn-glow {
	border: 0;
	height: 1px;
	background: linear-gradient(90deg, transparent, rgba(34, 211, 238, .55), rgba(139, 123, 247, .45), transparent);
	max-width: 100%;
	opacity: .8;
}

/* -------------------------------------------------------------------------
   Buttons
   ---------------------------------------------------------------------- */

.wp-block-button.is-style-outline .wp-block-button__link,
.kn-btn-ghost .wp-block-button__link {
	background: transparent;
	color: var(--kn-text);
	border: 1px solid var(--kn-border);
	transition: border-color .18s ease, background-color .18s ease, color .18s ease;
}

.wp-block-button.is-style-outline .wp-block-button__link:hover,
.kn-btn-ghost .wp-block-button__link:hover {
	border-color: rgba(34, 211, 238, .6);
	background: rgba(34, 211, 238, .08);
	color: #fff;
}

.wp-block-button__link { transition: transform .16s ease, background-color .16s ease; }
.wp-block-button__link:hover { transform: translateY(-1px); }

/* -------------------------------------------------------------------------
   Contact form
   ---------------------------------------------------------------------- */

.kn-form-wrap { margin-block: 1.5rem; }

.kn-form {
	background: linear-gradient(160deg, rgba(23, 34, 58, .8), rgba(10, 15, 28, .9));
	border: 1px solid var(--kn-border);
	border-radius: var(--kn-radius);
	padding: clamp(1.3rem, 3vw, 2.1rem);
}

.kn-form__row {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 1rem;
}

@media (max-width: 640px) {
	.kn-form__row { grid-template-columns: 1fr; }
}

.kn-field { margin: 0 0 1.1rem; }

.kn-field label {
	display: block;
	font-size: .84rem;
	font-weight: 600;
	letter-spacing: .01em;
	color: var(--kn-text);
	margin-bottom: .42rem;
}

.kn-field input[type="text"],
.kn-field input[type="email"],
.kn-field select,
.kn-field textarea {
	width: 100%;
	padding: .78rem .9rem;
	font: inherit;
	font-size: .95rem;
	color: var(--kn-text);
	background: rgba(5, 7, 13, .65);
	border: 1px solid var(--kn-border);
	border-radius: var(--kn-radius-sm);
	transition: border-color .16s ease, box-shadow .16s ease;
	appearance: none;
	-webkit-appearance: none;
}

.kn-field select {
	background-image: linear-gradient(45deg, transparent 50%, var(--kn-muted) 50%), linear-gradient(135deg, var(--kn-muted) 50%, transparent 50%);
	background-position: calc(100% - 18px) calc(1.2em), calc(100% - 13px) calc(1.2em);
	background-size: 5px 5px, 5px 5px;
	background-repeat: no-repeat;
	padding-right: 2.4rem;
}

.kn-field textarea { resize: vertical; min-height: 8rem; }

.kn-field input:focus,
.kn-field select:focus,
.kn-field textarea:focus {
	outline: none;
	border-color: rgba(34, 211, 238, .7);
	box-shadow: 0 0 0 3px rgba(34, 211, 238, .13);
}

.kn-field input::placeholder,
.kn-field textarea::placeholder { color: #6b7f9c; }

.kn-field--check {
	display: flex;
	align-items: flex-start;
	gap: .65rem;
}

.kn-field--check input { margin-top: .28rem; flex: 0 0 auto; accent-color: var(--kn-accent); width: 16px; height: 16px; }
.kn-field--check label { font-weight: 400; font-size: .87rem; color: var(--kn-muted); margin: 0; }

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

.kn-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.kn-form__actions {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 1rem;
	margin: 1.4rem 0 0;
}

.kn-submit {
	background: var(--kn-accent);
	color: #04121a;
	border: 0;
	border-radius: 8px;
	padding: .85rem 1.6rem;
	font: inherit;
	font-size: .95rem;
	font-weight: 600;
	cursor: pointer;
	transition: background-color .16s ease, transform .16s ease;
}

.kn-submit:hover { background: #67e8f9; transform: translateY(-1px); }

.kn-form__privacy { font-size: .8rem; color: var(--kn-muted); flex: 1 1 14rem; }

.kn-notice {
	display: flex;
	align-items: flex-start;
	gap: .7rem;
	padding: .95rem 1.15rem;
	border-radius: var(--kn-radius-sm);
	margin-bottom: 1.2rem;
	font-size: .93rem;
	line-height: 1.55;
}

.kn-notice p { margin: 0; }
.kn-notice svg { width: 20px; height: 20px; flex: 0 0 20px; margin-top: .12rem; fill: currentColor; }

.kn-notice--ok {
	background: rgba(74, 222, 128, .1);
	border: 1px solid rgba(74, 222, 128, .35);
	color: #b6f0cc;
}

.kn-notice--error {
	background: rgba(251, 113, 133, .1);
	border: 1px solid rgba(251, 113, 133, .35);
	color: #fecdd6;
}

/* -------------------------------------------------------------------------
   Footer
   ---------------------------------------------------------------------- */

.kn-footer {
	border-top: 1px solid var(--kn-border);
	background: var(--kn-base-2);
	margin-top: var(--wp--preset--spacing--60);
}

.kn-footer a { color: var(--kn-muted); text-decoration: none; }
.kn-footer a:hover { color: var(--kn-text); }
.kn-footer .wp-block-heading { font-size: .78rem; text-transform: uppercase; letter-spacing: .13em; color: var(--kn-muted); font-weight: 600; }
.kn-footer .kn-footer__legal { font-size: .82rem; color: #6b7f9c; }

/* -------------------------------------------------------------------------
   Content polish
   ---------------------------------------------------------------------- */

.wp-block-post-content > * + * { margin-top: 1.15em; }

.kn-section { padding-block: clamp(3rem, 7vw, 5.5rem); }

.kn-prose :where(h2) { margin-top: 2.6em; }
.kn-prose :where(h3) { margin-top: 2em; }

.wp-block-table table {
	border-collapse: collapse;
	width: 100%;
}

.wp-block-table :where(th, td) {
	border: 1px solid var(--kn-border);
	padding: .7rem .85rem;
	text-align: left;
}

.wp-block-table th {
	background: rgba(23, 34, 58, .7);
	font-weight: 600;
	color: var(--kn-text);
}

.wp-block-table td { color: var(--kn-muted); }

/* Details / FAQ */
.wp-block-details {
	border: 1px solid var(--kn-border);
	border-radius: var(--kn-radius-sm);
	padding: 1rem 1.2rem;
	background: rgba(17, 26, 46, .45);
}

.wp-block-details + .wp-block-details { margin-top: .7rem; }

.wp-block-details summary {
	cursor: pointer;
	font-weight: 600;
	color: var(--kn-text);
	list-style: none;
}

.wp-block-details summary::-webkit-details-marker { display: none; }

.wp-block-details summary::after {
	content: "+";
	float: right;
	color: var(--kn-accent);
	font-weight: 400;
	font-size: 1.2em;
	line-height: 1;
}

.wp-block-details[open] summary::after { content: "\2212"; }
.wp-block-details > :not(summary) { color: var(--kn-muted); font-size: .95rem; }

/* Post cards on the blog archive */
.wp-block-post-template .wp-block-post {
	background: rgba(17, 26, 46, .5);
	border: 1px solid var(--kn-border);
	border-radius: var(--kn-radius);
	padding: 1.5rem;
}

/* -------------------------------------------------------------------------
   Utilities
   ---------------------------------------------------------------------- */

.kn-muted { color: var(--kn-muted); }
.kn-accent { color: var(--kn-accent); }
.kn-max-60 { max-width: 60ch; }
.kn-nowrap { white-space: nowrap; }

.screen-reader-text {
	border: 0;
	clip: rect(1px, 1px, 1px, 1px);
	clip-path: inset(50%);
	height: 1px;
	margin: -1px;
	overflow: hidden;
	padding: 0;
	position: absolute;
	width: 1px;
	word-wrap: normal !important;
}

/* Editor parity */
.editor-styles-wrapper { background-color: var(--kn-base); }

/* Header shade once scrolled (added by assets/js/main.js) */
.kn-header.is-scrolled {
	box-shadow: 0 8px 30px rgba(0, 0, 0, .45);
	border-bottom-color: rgba(34, 211, 238, .18);
}

/* Footer link lists */
.kn-footer__list { list-style: none; }
.kn-footer__list li { margin-bottom: .45rem; }

/* Mobile navigation overlay */
.wp-block-navigation__responsive-container.is-menu-open {
	background-color: var(--kn-base-2) !important;
	padding-top: clamp(2.5rem, 8vw, 4rem);
}

.wp-block-navigation__responsive-container.is-menu-open a { color: var(--kn-text); font-size: 1.15rem; }

/* Keep long service names from wrapping awkwardly in the header nav */
@media (min-width: 900px) and (max-width: 1180px) {
	.kn-header .wp-block-navigation { font-size: .84rem; }
}