/* =========================================================
   Steuerberater Monheim – Udo Franz
   Design-Variante: Accessible & Ethical (WCAG AAA)
   ========================================================= */

:root {
	--color-primary: #0F172A;
	--color-primary-hover: #1E293B;
	--color-on-primary: #FFFFFF;
	--color-secondary: #334155;
	--color-accent: #0369A1;
	--color-accent-hover: #075985;
	--color-on-accent: #FFFFFF;
	--color-bg: #F8FAFC;
	--color-surface: #FFFFFF;
	--color-fg: #0B1220;
	--color-muted: #E8ECF1;
	--color-muted-fg: #334155;
	--color-border: #DDE3EC;
	--color-destructive: #B3261E;
	--color-success: #1A7D3F;

	--font-heading: 'Source Serif 4', Georgia, 'Times New Roman', serif;
	--font-body: 'Public Sans', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;

	--space-1: 0.5rem;
	--space-2: 1rem;
	--space-3: 1.5rem;
	--space-4: 2.5rem;
	--space-5: 4rem;
	--space-6: 6rem;

	--radius-sm: 8px;
	--radius-md: 14px;
	--radius-lg: 20px;

	--shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08);
	--shadow-md: 0 12px 32px -12px rgba(15, 23, 42, 0.18);

	--ease-out: cubic-bezier(0.23, 1, 0.32, 1);
	--dur-fast: 160ms;
	--dur-base: 240ms;

	--focus-ring: 3px;
	--touch-target: 44px;
	--max-content: 1240px;
	--max-prose: 72ch;

	color-scheme: light;
}

/* -----------------------------------------------------------
   Reset & base
   ----------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
}

body {
	margin: 0;
	background: var(--color-bg);
	color: var(--color-fg);
	font-family: var(--font-body);
	font-size: 1.125rem;
	line-height: 1.7;
	overflow-x: hidden;
	-webkit-font-smoothing: antialiased;
}

img, svg, video, iframe { max-width: 100%; height: auto; display: block; }
a { color: var(--color-accent); text-decoration-thickness: 2px; text-underline-offset: 3px; }
a:hover { color: var(--color-accent-hover); }

h1, h2, h3, h4 {
	font-family: var(--font-heading);
	font-weight: 700;
	color: var(--color-primary);
	line-height: 1.2;
	text-wrap: balance;
	margin: 0 0 var(--space-2);
}
h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.4rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
p { margin: 0 0 var(--space-2); }
p, li { text-wrap: pretty; }

ul, ol { padding-left: 1.3em; }

button { font-family: inherit; }

/* Visible, generous focus states everywhere (keyboard nav) */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
	outline: var(--focus-ring) solid var(--color-accent);
	outline-offset: 3px;
	border-radius: var(--radius-sm);
}

.icon { width: 1.4em; height: 1.4em; flex: 0 0 auto; vertical-align: middle; }

.visually-hidden {
	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 {
	position: absolute;
	left: var(--space-2);
	top: -100px;
	background: var(--color-primary);
	color: var(--color-on-primary);
	padding: 0.9rem 1.4rem;
	border-radius: var(--radius-sm);
	z-index: 100;
	font-weight: 600;
	transition: top var(--dur-fast) var(--ease-out);
}
.skip-link:focus {
	top: var(--space-2);
}

.section-inner {
	max-width: var(--max-content);
	margin-inline: auto;
	padding-inline: var(--space-3);
}

.prose { max-width: var(--max-prose); }
.prose h2 { margin-top: var(--space-4); }
.prose ul, .prose ol { margin-bottom: var(--space-2); }

/* -----------------------------------------------------------
   Buttons
   ----------------------------------------------------------- */
.btn {
	display: inline-flex;
	align-items: center;
	gap: 0.55em;
	min-height: var(--touch-target);
	padding: 0.85rem 1.6rem;
	border-radius: var(--radius-sm);
	font-weight: 600;
	font-size: 1rem;
	text-decoration: none;
	cursor: pointer;
	border: 2px solid transparent;
	transition: transform var(--dur-fast) var(--ease-out), background-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.btn:active { transform: scale(0.98); }
.btn--accent { background: var(--color-accent); color: var(--color-on-accent); }
.btn--accent:hover { background: var(--color-accent-hover); color: var(--color-on-accent); box-shadow: var(--shadow-md); }
.btn--outline { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn--outline:hover { background: var(--color-primary); color: var(--color-on-primary); }

/* -----------------------------------------------------------
   Header / Navigation
   ----------------------------------------------------------- */
.site-header {
	position: sticky;
	top: 0;
	z-index: 50;
	background: var(--color-surface);
	border-bottom: 1px solid var(--color-border);
	transition: padding var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
}
.site-header.is-condensed { box-shadow: var(--shadow-sm); }

.site-header__inner {
	max-width: var(--max-content);
	margin-inline: auto;
	padding: var(--space-2) var(--space-3);
	display: flex;
	align-items: center;
	gap: var(--space-3);
	transition: padding var(--dur-base) var(--ease-out);
}
.site-header.is-condensed .site-header__inner { padding-block: 0.6rem; }

.site-brand {
	display: flex;
	flex-direction: column;
	line-height: 1.15;
	text-decoration: none;
	margin-right: auto;
}
.site-brand img { max-height: 56px; width: auto; }
.site-brand__name { font-family: var(--font-heading); font-weight: 700; font-size: 1.25rem; color: var(--color-primary); }
.site-brand__sub { font-size: 0.95rem; color: var(--color-secondary); }

.main-nav__list {
	list-style: none;
	display: flex;
	gap: var(--space-3);
	margin: 0;
	padding: 0;
}
.main-nav__list a {
	color: var(--color-fg);
	text-decoration: none;
	font-weight: 600;
	padding: 0.5rem 0.1rem;
	border-bottom: 3px solid transparent;
}
.main-nav__list a:hover,
.main-nav__list li.current-menu-item > a {
	border-bottom-color: var(--color-accent);
	color: var(--color-accent);
}

.main-nav__list li.menu-item-has-children { position: relative; }
.main-nav__list li.menu-item-has-children > a::after {
	content: '';
	display: inline-block;
	width: 0.4em; height: 0.4em;
	margin-left: 0.4em;
	border-right: 2px solid currentColor;
	border-bottom: 2px solid currentColor;
	transform: rotate(45deg) translateY(-2px);
}
.main-nav__list .sub-menu {
	list-style: none;
	margin: 0;
	padding: 0.5rem;
	position: absolute;
	top: 100%;
	left: 0;
	min-width: 300px;
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-sm);
	box-shadow: var(--shadow-md);
	opacity: 0;
	visibility: hidden;
	transform: translateY(-6px);
	transition: opacity var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
	z-index: 60;
}
.main-nav__list li.menu-item-has-children:hover > .sub-menu,
.main-nav__list li.menu-item-has-children:focus-within > .sub-menu {
	opacity: 1;
	visibility: visible;
	transform: none;
}
.main-nav__list .sub-menu a {
	display: block;
	padding: 0.65rem 0.6rem;
	border-bottom: none;
	color: var(--color-fg);
	font-weight: 500;
	border-radius: var(--radius-sm);
}
.main-nav__list .sub-menu a:hover { color: var(--color-accent); background: var(--color-muted); }
@media (prefers-reduced-motion: reduce) {
	.main-nav__list .sub-menu { transition: opacity var(--dur-fast) linear; }
}

.mobile-nav__list .sub-menu {
	list-style: none;
	margin: 0;
	padding-left: var(--space-2);
}
.mobile-nav__list .sub-menu a { font-size: 1rem; padding: 0.7rem 0; }

.site-header__actions { display: flex; align-items: center; gap: var(--space-2); }
.header-call {
	display: inline-flex;
	align-items: center;
	gap: 0.5em;
	font-weight: 600;
	text-decoration: none;
	color: var(--color-primary);
	min-height: var(--touch-target);
}

.nav-toggle {
	display: none;
	background: none;
	border: 2px solid var(--color-border);
	border-radius: var(--radius-sm);
	min-width: var(--touch-target);
	min-height: var(--touch-target);
	align-items: center;
	gap: 0.5rem;
	padding: 0 0.9rem;
	cursor: pointer;
}
.nav-toggle__box { display: flex; flex-direction: column; gap: 4px; width: 22px; }
.nav-toggle__box span { display: block; height: 2px; background: var(--color-primary); border-radius: 2px; transition: transform var(--dur-base) var(--ease-out), opacity var(--dur-base) var(--ease-out); }
.nav-toggle[aria-expanded="true"] .nav-toggle__box span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__box span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__box span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
.nav-toggle__label { font-size: 0.95rem; font-weight: 600; }

.mobile-nav {
	display: none;
	background: var(--color-primary);
	color: var(--color-on-primary);
}
.mobile-nav.is-open { display: block; }
.mobile-nav__list {
	list-style: none;
	margin: 0;
	padding: var(--space-2) var(--space-3);
	display: flex;
	flex-direction: column;
}
.mobile-nav__list a {
	color: var(--color-on-primary);
	text-decoration: none;
	display: block;
	padding: 0.9rem 0;
	font-weight: 600;
	font-size: 1.15rem;
	border-bottom: 1px solid rgba(255,255,255,0.15);
	min-height: var(--touch-target);
}
.mobile-nav__cta { margin: var(--space-2) var(--space-3) var(--space-3); }

/* -----------------------------------------------------------
   Hero
   ----------------------------------------------------------- */
.hero { padding-block: var(--space-5) var(--space-4); background: var(--color-bg); }
.hero__inner {
	max-width: var(--max-content);
	margin-inline: auto;
	padding-inline: var(--space-3);
	display: grid;
	grid-template-columns: 1.05fr 0.95fr;
	gap: var(--space-5);
	align-items: center;
}
.hero__title { margin-bottom: var(--space-2); }
.hero__subtitle { font-size: 1.2rem; color: var(--color-secondary); max-width: 46ch; margin-bottom: var(--space-3); }
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--space-2); }

.hero-slider {
	position: relative;
	border-radius: var(--radius-lg);
	overflow: hidden;
	box-shadow: var(--shadow-md);
	background: var(--color-primary);
}
.hero-slider__track { position: relative; aspect-ratio: 4 / 3; }
.hero-slider__slide {
	position: absolute; inset: 0;
	display: grid;
	grid-template-rows: 1fr auto;
}
.hero-slider__slide[hidden] { display: none; }
.hero-slider__img { width: 100%; height: 100%; object-fit: cover; grid-row: 1 / -1; grid-column: 1; }
.hero-slider__caption {
	grid-row: 2; grid-column: 1;
	position: relative;
	z-index: 2;
	background: linear-gradient(0deg, rgba(15,23,42,0.92) 0%, rgba(15,23,42,0.65) 70%, transparent 100%);
	color: #fff;
	padding: var(--space-4) var(--space-3) var(--space-3);
}
.hero-slider__title { font-family: var(--font-heading); font-weight: 700; font-size: 1.3rem; margin: 0 0 0.4rem; }
.hero-slider__text { margin: 0; color: #E2E8F0; font-size: 1rem; }

.hero-slider__controls {
	position: absolute;
	bottom: var(--space-2);
	right: var(--space-2);
	z-index: 3;
	display: flex;
	align-items: center;
	gap: 0.5rem;
	background: rgba(15, 23, 42, 0.55);
	backdrop-filter: blur(6px);
	padding: 0.4rem;
	border-radius: 999px;
}
.hero-slider__btn {
	width: var(--touch-target); height: var(--touch-target);
	display: inline-flex; align-items: center; justify-content: center;
	background: transparent; border: none; color: #fff; cursor: pointer;
	border-radius: 999px;
	transition: background-color var(--dur-fast) var(--ease-out);
}
.hero-slider__btn:hover { background: rgba(255,255,255,0.18); }
.icon-play[hidden] { display: none; }
.hero-slider__dots { display: flex; gap: 0.4rem; padding-inline: 0.3rem; }
.hero-slider__dot {
	width: 12px; height: 12px; padding: 0; border-radius: 999px;
	border: 2px solid #fff; background: transparent; cursor: pointer;
}
.hero-slider__dot[aria-selected="true"] { background: #fff; }

/* -----------------------------------------------------------
   Trust bar
   ----------------------------------------------------------- */
.trust-bar { background: var(--color-primary); color: var(--color-on-primary); padding-block: var(--space-4); }
.trust-bar__inner {
	max-width: var(--max-content);
	margin-inline: auto;
	padding-inline: var(--space-3);
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
	gap: var(--space-3);
	text-align: center;
}
.trust-bar__number, .trust-bar__plus {
	font-family: var(--font-heading);
	font-size: 2.4rem;
	font-weight: 700;
	display: inline-block;
}
.trust-bar__label { display: block; color: #CBD5E1; margin-top: 0.3rem; }

/* -----------------------------------------------------------
   Services
   ----------------------------------------------------------- */
.services-section, .about-teaser, .process-section { padding-block: var(--space-6); }
.services-section--overview { padding-top: 0; }
.section-heading { text-align: left; }
.section-lead { color: var(--color-secondary); max-width: 60ch; font-size: 1.15rem; margin-bottom: var(--space-4); }

.services-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
	gap: var(--space-3);
}
.service-card {
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-md);
	overflow: hidden;
	transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
}
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.service-card__link { display: block; text-decoration: none; color: inherit; }
.service-card__media { aspect-ratio: 16 / 10; overflow: hidden; }
.service-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--dur-base) var(--ease-out); }
.service-card:hover .service-card__media img { transform: scale(1.04); }
.service-card__body { padding: var(--space-3); }
.service-card__title { font-size: 1.25rem; margin-bottom: 0.5rem; }
.service-card__text { color: var(--color-secondary); font-size: 1rem; margin-bottom: var(--space-2); }
.service-card__cta { display: inline-flex; align-items: center; gap: 0.4em; color: var(--color-accent); font-weight: 600; }
.services-section__more { margin-top: var(--space-4); }

/* -----------------------------------------------------------
   About teaser
   ----------------------------------------------------------- */
.about-teaser__grid {
	display: grid;
	grid-template-columns: 0.8fr 1.2fr;
	gap: var(--space-5);
	align-items: center;
}
.about-teaser__media img { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); width: 100%; }
.about-teaser__content .btn { margin-top: var(--space-2); }

/* -----------------------------------------------------------
   Process
   ----------------------------------------------------------- */
.process-section { background: var(--color-muted); }
.process-list {
	list-style: none;
	margin: 0; padding: 0;
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
	gap: var(--space-3);
}
.process-list__item {
	background: var(--color-surface);
	border-radius: var(--radius-md);
	padding: var(--space-3);
	border: 1px solid var(--color-border);
}
.process-list__number {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 2.6rem; height: 2.6rem;
	border-radius: 999px;
	background: var(--color-primary);
	color: var(--color-on-primary);
	font-family: var(--font-heading);
	font-weight: 700;
	font-size: 1.2rem;
	margin-bottom: var(--space-2);
}
.process-list__item h3 { margin-bottom: 0.4rem; }
.process-list__item p { color: var(--color-secondary); margin: 0; }

/* -----------------------------------------------------------
   Info CTA band
   ----------------------------------------------------------- */
.info-cta { background: var(--color-primary); color: var(--color-on-primary); padding-block: var(--space-5); }
.info-cta__grid { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-3); }
.info-cta__text h2 { color: var(--color-on-primary); }
.info-cta__text p { color: #CBD5E1; max-width: 55ch; margin: 0; }
.info-cta__btn { flex-shrink: 0; }

/* -----------------------------------------------------------
   Generic page templates
   ----------------------------------------------------------- */
.page-hero { background: var(--color-primary); color: var(--color-on-primary); padding-block: var(--space-5) var(--space-4); }
.page-hero--compact { padding-block: var(--space-4); }
.page-hero__inner { max-width: var(--max-content); margin-inline: auto; padding-inline: var(--space-3); }
.page-hero__title { color: var(--color-on-primary); margin: 0; }
.page-hero__media { border-radius: var(--radius-lg); overflow: hidden; margin-bottom: var(--space-3); max-height: 360px; }
.page-hero__media img { width: 100%; height: 100%; object-fit: cover; }

.page-content__body { padding-block: var(--space-5); display: grid; gap: var(--space-4); }
.page-content__cta {
	background: var(--color-muted);
	border-radius: var(--radius-md);
	padding: var(--space-3);
	margin-top: var(--space-4);
}
.page-content__cta h2 { margin-bottom: 0.5rem; }

.kontakt-grid { grid-template-columns: 1fr 1fr; align-items: start; }
.contact-list { list-style: none; margin: 0 0 var(--space-3); padding: 0; display: flex; flex-direction: column; gap: var(--space-2); }
.contact-list li { display: flex; align-items: center; gap: 0.6rem; }
.contact-list--large li { font-size: 1.1rem; }
.contact-list .icon { color: var(--color-accent); flex-shrink: 0; }

.kontakt-form .wpscp-form {
	max-width: none;
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	box-shadow: var(--shadow-sm);
	border-radius: var(--radius-md);
	padding: var(--space-3);
}
.kontakt-form .wpscp-form label { font-size: 1rem; color: var(--color-fg); }
.kontakt-form .wpscp-form input,
.kontakt-form .wpscp-form textarea {
	font-size: 1rem;
	min-height: var(--touch-target);
	border: 2px solid var(--color-border);
	border-radius: var(--radius-sm);
	padding: 0.7rem 0.9rem;
}
.kontakt-form .wpscp-form input:focus-visible,
.kontakt-form .wpscp-form textarea:focus-visible {
	outline: var(--focus-ring) solid var(--color-accent);
	outline-offset: 2px;
	border-color: var(--color-accent);
}
.kontakt-form .wpscp-form__btn {
	background: var(--color-accent);
	min-height: var(--touch-target);
	padding-inline: 1.6rem;
	border-radius: var(--radius-sm);
	font-size: 1rem;
}
.kontakt-form .wpscp-form__btn:hover { background: var(--color-accent-hover); filter: none; }
.kontakt-form .wpscp-form-success { background: #E6F6EC; color: var(--color-success); border-color: #B6E3C6; }
.kontakt-form .wpscp-form-error { background: #FCEBEC; color: var(--color-destructive); border-color: #F3C2C4; }

/* -----------------------------------------------------------
   Footer
   ----------------------------------------------------------- */
.site-footer { background: var(--color-primary); color: #CBD5E1; padding-block: var(--space-5) var(--space-3); }
.site-footer__inner {
	max-width: var(--max-content);
	margin-inline: auto;
	padding-inline: var(--space-3);
	display: grid;
	grid-template-columns: 1.4fr 1fr 1fr;
	gap: var(--space-4);
}
.site-footer__brand { font-family: var(--font-heading); color: #fff; font-size: 1.3rem; font-weight: 700; margin: 0 0 0.6rem; }
.site-footer__tagline { margin: 0 0 var(--space-2); }
.site-footer__memberships { font-size: 0.95rem; color: #94A3B8; }
.site-footer__heading { color: #fff; font-size: 1.1rem; margin-bottom: var(--space-2); }
.site-footer .contact-list a { color: #E2E8F0; }
.site-footer .contact-list .icon { color: #7DD3FC; }
.footer-nav__list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.6rem; }
.footer-nav__list a { color: #E2E8F0; text-decoration: none; }
.footer-nav__list a:hover { color: #fff; text-decoration: underline; }
.site-footer__bottom {
	max-width: var(--max-content);
	margin: var(--space-4) auto 0;
	padding: var(--space-2) var(--space-3) 0;
	border-top: 1px solid rgba(255,255,255,0.15);
	font-size: 0.9rem;
	color: #94A3B8;
}

/* -----------------------------------------------------------
   Scroll reveal (progressive enhancement, always visible by default)
   ----------------------------------------------------------- */
.reveal {
	opacity: 1;
	transform: none;
}
.js-reveal-ready .reveal {
	opacity: 0;
	transform: translateY(16px);
	transition: opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
	transition-delay: var(--reveal-delay, 0ms);
}
.js-reveal-ready .reveal.is-visible {
	opacity: 1;
	transform: none;
}
@media (prefers-reduced-motion: reduce) {
	.js-reveal-ready .reveal {
		transform: none;
		transition: opacity var(--dur-fast) linear;
	}
}

/* -----------------------------------------------------------
   Responsive
   ----------------------------------------------------------- */
@media (max-width: 900px) {
	.hero__inner { grid-template-columns: 1fr; gap: var(--space-4); }
	.about-teaser__grid { grid-template-columns: 1fr; }
	.about-teaser__media { max-width: 320px; margin-inline: auto; }
	.kontakt-grid { grid-template-columns: 1fr; }
	.site-footer__inner { grid-template-columns: 1fr 1fr; }
	.main-nav { display: none; }
	.site-header__actions .header-call span { display: none; }
	.nav-toggle { display: inline-flex; }
}

@media (max-width: 600px) {
	body { font-size: 1.0625rem; }
	.hero { padding-block: var(--space-4) var(--space-3); }
	.hero-slider__track { aspect-ratio: 4 / 5; }
	.trust-bar__inner { grid-template-columns: repeat(2, 1fr); }
	.services-grid, .process-list { grid-template-columns: 1fr; }
	.site-footer__inner { grid-template-columns: 1fr; gap: var(--space-3); }
	.info-cta__grid { flex-direction: column; align-items: flex-start; }
	.header-call { display: none; }
	.site-brand__sub { display: none; }
}

/* Print: keep it simple and readable */
@media print {
	.site-header, .mobile-nav, .hero-slider__controls, .info-cta, .skip-link { display: none; }
}