/* ==========================================================================
   Ercik Buty – fundament: tokeny, reset, typografia, siatka
   ========================================================================== */

:root {
	/* Kolory */
	--c-ink: #111418;
	--c-ink-2: #3d4650;
	--c-ink-3: #6b7681;
	--c-line: #e3e5e8;
	--c-line-2: #f0f1f3;
	--c-bg: #ffffff;
	--c-bg-alt: #f7f7f5;
	--c-bg-dark: #111418;

	--c-accent: #ff4d2e;
	--c-accent-dark: #e03c1e;
	--c-accent-soft: #fff1ee;

	--c-new: #0f7b5f;
	--c-new-soft: #e6f4ef;
	--c-return: #7a4bd0;
	--c-return-soft: #f1ebfd;
	--c-used: #b06a12;
	--c-used-soft: #fdf1e0;
	--c-sold: #8a939c;

	--c-whatsapp: #25d366;
	--c-messenger: #0084ff;
	--c-sms: #2b6cff;

	/* Typografia */
	--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
	--fs-xs: 0.75rem;
	--fs-sm: 0.875rem;
	--fs-base: 1rem;
	--fs-md: 1.125rem;
	--fs-lg: 1.375rem;
	--fs-xl: 1.75rem;
	--fs-2xl: 2.25rem;
	--fs-3xl: clamp(2rem, 6vw, 3.25rem);

	/* Odstępy */
	--sp-1: 4px;
	--sp-2: 8px;
	--sp-3: 12px;
	--sp-4: 16px;
	--sp-5: 24px;
	--sp-6: 32px;
	--sp-7: 48px;
	--sp-8: 64px;
	--sp-9: 96px;

	/* Kształt */
	--r-sm: 8px;
	--r-md: 12px;
	--r-lg: 18px;
	--r-pill: 999px;

	--shadow-sm: 0 1px 2px rgba(17, 20, 24, 0.06), 0 1px 3px rgba(17, 20, 24, 0.05);
	--shadow-md: 0 4px 16px rgba(17, 20, 24, 0.08);
	--shadow-lg: 0 12px 40px rgba(17, 20, 24, 0.14);

	--container: 1240px;
	--container-narrow: 780px;
	--header-h: 64px;

	--ease: cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Reset ---------------------------------------------------------------- */

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

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

body {
	margin: 0;
	font-family: var(--font-sans);
	font-size: var(--fs-base);
	line-height: 1.6;
	color: var(--c-ink);
	background: var(--c-bg);
	-webkit-font-smoothing: antialiased;
	overflow-x: hidden;
}

img,
svg,
video {
	max-width: 100%;
	height: auto;
	display: block;
}

a {
	color: inherit;
	text-decoration: none;
}

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

button,
input,
select,
textarea {
	font: inherit;
	color: inherit;
}

button {
	cursor: pointer;
	background: none;
	border: 0;
	padding: 0;
}

ul,
ol {
	margin: 0;
	padding: 0;
	list-style: none;
}

h1, h2, h3, h4 {
	margin: 0 0 var(--sp-3);
	line-height: 1.15;
	letter-spacing: -0.02em;
	font-weight: 700;
}

h1 { font-size: var(--fs-2xl); }
h2 { font-size: var(--fs-xl); }
h3 { font-size: var(--fs-lg); }

p {
	margin: 0 0 var(--sp-4);
}

p:last-child {
	margin-bottom: 0;
}

.icon {
	width: 20px;
	height: 20px;
	flex: 0 0 auto;
}

/* --- Dostępność ----------------------------------------------------------- */

.screen-reader-text {
	position: absolute !important;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

.skip-link:focus {
	position: fixed;
	top: var(--sp-3);
	left: var(--sp-3);
	z-index: 999;
	width: auto;
	height: auto;
	clip: auto;
	padding: var(--sp-3) var(--sp-4);
	background: var(--c-ink);
	color: #fff;
	border-radius: var(--r-sm);
}

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

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

	*,
	*::before,
	*::after {
		animation-duration: 0.01ms !important;
		transition-duration: 0.01ms !important;
	}
}

/* --- Układ ---------------------------------------------------------------- */

.container {
	width: 100%;
	max-width: var(--container);
	margin: 0 auto;
	padding: 0 var(--sp-4);
}

.container--narrow {
	max-width: var(--container-narrow);
}

.section {
	padding: var(--sp-6) 0;
}

@media (min-width: 768px) {
	.section {
		padding: var(--sp-8) 0;
	}
}

.section--alt {
	background: var(--c-bg-alt);
}

.section__head {
	display: flex;
	align-items: flex-end;
	justify-content: space-between;
	gap: var(--sp-4);
	margin-bottom: var(--sp-5);
}

.section__title {
	margin: 0;
	font-size: var(--fs-xl);
}

.section__link {
	font-size: var(--fs-sm);
	font-weight: 600;
	color: var(--c-ink-3);
	white-space: nowrap;
	display: inline-flex;
	align-items: center;
	gap: 2px;
}

.page-header {
	margin-bottom: var(--sp-5);
}

.page-header__title {
	font-size: var(--fs-2xl);
	margin: 0;
}

.page-header__meta {
	color: var(--c-ink-3);
	font-size: var(--fs-sm);
}

/* --- Nagłówek strony ------------------------------------------------------ */

.site-header {
	position: sticky;
	top: 0;
	z-index: 60;
	background: rgba(255, 255, 255, 0.92);
	backdrop-filter: saturate(180%) blur(12px);
	border-bottom: 1px solid var(--c-line);
}

.site-header__inner {
	display: flex;
	align-items: center;
	gap: var(--sp-5);
	min-height: var(--header-h);
}

.site-branding {
	flex: 0 0 auto;
}

.site-branding__name {
	font-size: var(--fs-md);
	font-weight: 800;
	letter-spacing: -0.03em;
}

.custom-logo {
	max-height: 40px;
	width: auto;
}

.site-nav {
	display: none;
	flex: 1 1 auto;
}

.site-nav__list {
	display: flex;
	gap: var(--sp-5);
	font-weight: 600;
	font-size: var(--fs-sm);
}

.site-nav__list a {
	padding: var(--sp-2) 0;
	display: inline-block;
	border-bottom: 2px solid transparent;
}

.site-nav__list .current-menu-item > a,
.site-nav__list a:hover {
	border-bottom-color: var(--c-accent);
}

.site-header__actions {
	margin-left: auto;
	display: flex;
	align-items: center;
	gap: var(--sp-2);
}

.site-header__phone {
	display: none;
}

.nav-toggle {
	width: 42px;
	height: 42px;
	display: grid;
	place-items: center;
	border-radius: var(--r-sm);
	border: 1px solid var(--c-line);
}

.nav-toggle__bars,
.nav-toggle__bars::before,
.nav-toggle__bars::after {
	content: "";
	display: block;
	width: 18px;
	height: 2px;
	background: var(--c-ink);
	border-radius: 2px;
	transition: transform 0.2s var(--ease), opacity 0.2s var(--ease);
}

.nav-toggle__bars::before {
	transform: translateY(-6px);
}

.nav-toggle__bars::after {
	transform: translateY(4px);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars {
	background: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before {
	transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after {
	transform: rotate(-45deg) translateY(0);
}

.mobile-nav {
	border-top: 1px solid var(--c-line);
	background: var(--c-bg);
	padding: var(--sp-4) 0 var(--sp-5);
}

.mobile-nav[hidden] {
	display: none;
}

.mobile-nav__list {
	display: grid;
	gap: var(--sp-1);
	margin-bottom: var(--sp-4);
}

.mobile-nav__list a {
	display: block;
	padding: var(--sp-3) 0;
	font-size: var(--fs-md);
	font-weight: 600;
	border-bottom: 1px solid var(--c-line-2);
}

@media (min-width: 900px) {
	.site-nav {
		display: block;
	}

	.site-header__phone {
		display: inline-flex;
	}

	.nav-toggle,
	.mobile-nav {
		display: none !important;
	}
}

/* --- Stopka --------------------------------------------------------------- */

.site-footer {
	margin-top: var(--sp-8);
	padding: var(--sp-7) 0 var(--sp-5);
	background: var(--c-bg-dark);
	color: #d7dade;
}

.site-footer a {
	color: #fff;
}

.site-footer__grid {
	display: grid;
	gap: var(--sp-6);
	grid-template-columns: 1fr;
}

@media (min-width: 768px) {
	.site-footer__grid {
		grid-template-columns: minmax(0, 1fr) minmax(340px, 1.2fr);
		gap: var(--sp-7);
	}
}

/* Przyciski kontaktu mają stać w jednym rzędzie, nie jeden pod drugim. */
.site-footer .cta-group {
	flex-wrap: nowrap;
}

.site-footer .cta {
	flex: 1 1 0;
	min-width: 0;
	min-height: 46px;
	padding: 10px 12px;
	font-size: var(--fs-xs);
	white-space: nowrap;
}

.site-footer .cta .icon {
	width: 18px;
	height: 18px;
}

.site-footer__title {
	color: #fff;
	font-size: var(--fs-base);
	text-transform: uppercase;
	letter-spacing: 0.08em;
	margin-bottom: var(--sp-3);
}

.site-footer__desc,
.site-footer__hours {
	font-size: var(--fs-sm);
	color: #9ea6ae;
}

.site-footer__menu li {
	margin-bottom: var(--sp-2);
	font-size: var(--fs-sm);
}

.site-footer__bottom {
	margin-top: var(--sp-6);
	padding-top: var(--sp-4);
	border-top: 1px solid rgba(255, 255, 255, 0.12);
	display: flex;
	flex-wrap: wrap;
	gap: var(--sp-3);
	justify-content: space-between;
	font-size: var(--fs-xs);
	color: #8a939c;
}

.site-footer__bottom p {
	margin: 0;
}

/* --- Treść wpisu ---------------------------------------------------------- */

.entry-content h2 {
	margin-top: var(--sp-6);
}

.entry-content ul,
.entry-content ol {
	margin: 0 0 var(--sp-4) var(--sp-5);
	list-style: disc;
}

.entry-content ol {
	list-style: decimal;
}

.entry-content li {
	margin-bottom: var(--sp-2);
}

.entry-content a {
	color: var(--c-accent);
	text-decoration: underline;
}

/* --- Stany puste ---------------------------------------------------------- */

.empty-state {
	text-align: center;
	padding: var(--sp-8) var(--sp-4);
	max-width: 520px;
	margin: 0 auto;
}

.empty-state__actions {
	display: flex;
	gap: var(--sp-3);
	justify-content: center;
	flex-wrap: wrap;
	margin-top: var(--sp-5);
}