/* =========================================================================
   Praxis Dr. med. Elke Rühl — Website
   Behutsame Modernisierung des bestehenden Designs: gleiches ruhiges
   Hellblau/Weiß, Serifenschrift (Georgia), Wellen-Motiv, linke Navigation.
   Neu: sauberes Layout, klare Abstände, voll responsiv, barrierefrei.
   Keine externen Schriften/Skripte -> datenschutzfreundlich, kein Cookie.
   ========================================================================= */

:root {
	--blue:        #72a0c8;   /* Praxis-Blau (aus dem Original übernommen) */
	--blue-dark:   #5a86ac;   /* Hover / Akzent dunkler */
	--blue-deep:   #35597c;   /* kräftiges Blau für Betonungen */
	--blue-tint:   #eaf1f7;   /* zarte Blaufläche */
	--blue-tint-2: #dbe7f1;
	--ink:         #434343;   /* Fließtext (aus dem Original) */
	--ink-soft:    #6b6b6b;
	--bg:          #ffffff;
	--line:        #e4ecf3;

	--maxwidth:    1080px;
	--sidebar:     224px;
	--radius:      10px;
	--gap:         2rem;

	--serif: Georgia, "Times New Roman", "Book Antiqua", serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
	margin: 0;
	background: var(--bg);
	color: var(--ink);
	font-family: var(--serif);
	font-size: 17px;
	line-height: 1.7;
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
}

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

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

.container {
	width: 100%;
	max-width: var(--maxwidth);
	margin-inline: auto;
	padding-inline: 1.25rem;
}

/* ---------------------------------------------------------------- Header */
.site-header {
	background: #fff;
	position: relative;
	z-index: 20;
}
.header-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1.5rem;
	padding-block: 1.1rem;
}
.brand { display: flex; align-items: center; gap: .85rem; min-width: 0; }
.brand__logo { width: 54px; height: 54px; flex: none; }
.brand__text { line-height: 1.25; }
.brand__name {
	font-size: 1.5rem;
	color: var(--blue);
	letter-spacing: .01em;
}
.brand__role {
	font-size: .82rem;
	color: var(--ink-soft);
	letter-spacing: .02em;
}

.header-meta { text-align: right; font-size: .82rem; color: var(--ink-soft); }
.header-meta__tag { color: var(--blue); margin-bottom: .35rem; font-size: 1.02rem; font-weight: bold; line-height: 1.3; }
.header-meta__links a { color: var(--ink-soft); }
.header-meta__links a:hover { color: var(--blue-dark); }
.header-meta__links span { color: var(--blue-tint-2); }

/* Hamburger */
.nav-toggle {
	display: none;
	flex-direction: column;
	justify-content: center;
	gap: 5px;
	width: 46px; height: 46px;
	border: 1px solid var(--line);
	border-radius: 8px;
	background: #fff;
	cursor: pointer;
	flex: none;
}
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--blue-dark); margin-inline: auto; transition: transform .25s, opacity .25s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ----------------------------------------------------------------- Waves */
.wave { display: block; width: 100%; height: auto; }
.wave--top { margin-top: -2px; }
.wave--bottom { margin-bottom: -2px; }

/* --------------------------------------------------------------- Layout */
.layout {
	display: grid;
	grid-template-columns: var(--sidebar) 1fr;
	gap: var(--gap);
	padding-block: 2.5rem 3rem;
	align-items: start;
}

/* --------------------------------------------------------------- Sidebar */
.sidebar { position: sticky; top: 1rem; }
.main-nav ul { list-style: none; margin: 0 0 1.25rem; padding: 0; display: grid; gap: 6px; }
.main-nav a {
	display: block;
	padding: .6rem .9rem;
	background: var(--blue-tint);
	color: var(--blue-deep);
	border-radius: 8px;
	font-size: .98rem;
	transition: background .18s, color .18s, transform .18s;
}
.main-nav a:hover { background: var(--blue); color: #fff; text-decoration: none; }
.main-nav a[aria-current="page"] {
	background: var(--blue);
	color: #fff;
	font-weight: bold;
}

.doctor { text-align: center; margin: 1.25rem 0; }
.doctor img {
	width: 130px; height: auto;
	margin: 0 auto .5rem;
	border-radius: 8px;
	border: 4px solid #fff;
	box-shadow: 0 2px 10px rgba(53,89,124,.18);
}
.doctor figcaption { font-size: .95rem; color: var(--blue-deep); }

.faq-button {
	display: block;
	text-align: center;
	padding: .6rem .9rem;
	background: var(--blue-tint);
	color: var(--blue-deep);
	border-radius: 8px;
	margin-bottom: 1.25rem;
	transition: background .18s, color .18s;
}
.faq-button:hover { background: var(--blue); color: #fff; text-decoration: none; }
.faq-button[aria-current="page"] { background: var(--blue); color:#fff; font-weight:bold; }

.phone-note {
	background: var(--blue-tint);
	border-radius: var(--radius);
	padding: .95rem 1.05rem;
	font-size: .95rem;
	color: var(--blue-deep);
	text-align: center;
	line-height: 1.5;
}
.phone-note strong { display: block; font-size: 1.05rem; }

/* --------------------------------------------------------------- Content */
.content { min-width: 0; }
.content h1 {
	color: var(--blue);
	font-weight: normal;
	font-size: clamp(1.8rem, 1.2rem + 2vw, 2.6rem);
	line-height: 1.15;
	margin: 0 0 1.4rem;
}
.content h2 {
	color: var(--blue);
	font-weight: normal;
	font-size: 1.4rem;
	margin: 2.2rem 0 .6rem;
}
.content h3 { color: var(--blue-deep); font-size: 1.12rem; margin: 1.6rem 0 .3rem; }
.content p { margin: 0 0 1.1rem; }
.content ul { margin: 0 0 1.2rem; padding-left: 1.1rem; }
.content li { margin-bottom: .55rem; }
.content strong { color: var(--blue-deep); }

.lead { font-size: 1.08rem; }

.hero-figure { float: right; width: 250px; max-width: 42%; margin: .2rem 0 1rem 1.6rem; }
.hero-figure img { border-radius: 10px; box-shadow: 0 3px 14px rgba(53,89,124,.16); }

/* FAQ (Details/Summary) */
.faq { margin: 1.5rem 0; }
.faq details {
	border: 1px solid var(--line);
	border-radius: 10px;
	margin-bottom: .7rem;
	background: #fff;
	overflow: hidden;
}
.faq details[open] { border-color: var(--blue-tint-2); }
.faq summary {
	cursor: pointer;
	padding: .85rem 1.1rem;
	font-weight: bold;
	color: var(--blue-deep);
	list-style: none;
	position: relative;
	padding-right: 2.4rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
	content: "+";
	position: absolute; right: 1.1rem; top: 50%; transform: translateY(-50%);
	font-size: 1.3rem; color: var(--blue);
}
.faq details[open] summary::after { content: "\2013"; }
.faq summary:hover { background: var(--blue-tint); }
.faq .faq__body { padding: 0 1.1rem 1.1rem; }

/* zwei-Spalten-Kacheln (z. B. Häufige Fragen Hub, Leistungen) */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px,1fr)); gap: 1rem; margin: 1.5rem 0; }
.card {
	display: block;
	padding: 1.2rem 1.3rem;
	background: var(--blue-tint);
	border-radius: var(--radius);
	color: var(--blue-deep);
	transition: transform .18s, box-shadow .18s, background .18s;
}
.card:hover { background: #fff; box-shadow: 0 6px 20px rgba(53,89,124,.14); text-decoration: none; transform: translateY(-2px); }
.card h3 { margin: 0 0 .3rem; color: var(--blue); }
.card p { margin: 0; font-size: .96rem; color: var(--ink); }

/* Hinweis-Box (Wichtiger Hinweis / med. Disclaimer) */
.note {
	margin-top: 2.5rem;
	padding: 1rem 1.2rem;
	border-left: 3px solid var(--blue-tint-2);
	background: #fafcfe;
	font-size: .86rem;
	color: var(--ink-soft);
	line-height: 1.6;
}
.note strong { color: var(--ink-soft); }

.backlink { margin-top: 1.5rem; }

/* Kontakt / Anfahrt Infozeile */
.infobox {
	background: var(--blue-tint);
	border-radius: var(--radius);
	padding: 1.2rem 1.4rem;
	margin: 0 0 1.5rem;
}
.infobox p { margin: .2rem 0; }

.maps-link {
	display: inline-block;
	margin-top: .7rem;
	padding: .5rem .9rem;
	border: 1px solid var(--blue);
	border-radius: 8px;
	color: var(--blue-deep);
	font-size: .95rem;
}
.maps-link:hover { background: var(--blue); color: #fff; text-decoration: none; }
.maps-link .ext { font-size: .8em; color: var(--ink-soft); }
.maps-link:hover .ext { color: #eaf1f7; }

/* ----------------------------------------------------------------- Form */
.form { margin: 1.5rem 0 .5rem; }
.form__row { margin-bottom: 1.05rem; }
.form__row--split { display: grid; grid-template-columns: 1fr 2fr; gap: 1rem; }
.form label { display: block; font-size: .95rem; color: var(--blue-deep); margin-bottom: .35rem; }
.form .req { color: #c0563f; }
.form input, .form select, .form textarea {
	width: 100%;
	font-family: var(--serif);
	font-size: 1rem;
	color: var(--ink);
	padding: .7rem .8rem;
	border: 1px solid var(--line);
	border-radius: 8px;
	background: #fff;
}
.form input:focus, .form select:focus, .form textarea:focus {
	outline: none;
	border-color: var(--blue);
	box-shadow: 0 0 0 3px rgba(114,160,200,.22);
}
.form textarea { min-height: 150px; resize: vertical; }
.form__radios { display: flex; gap: 1.5rem; padding-top: .2rem; }
.form__radios label { display: inline-flex; align-items: center; gap: .4rem; margin: 0; color: var(--ink); }
.form__radios input { width: auto; }
.form__consent { display: flex; gap: .6rem; align-items: flex-start; font-size: .9rem; }
.form__consent input { width: auto; margin-top: .35rem; }
.form__consent label { margin: 0; color: var(--ink); font-size: .9rem; }
.hp { position: absolute; left: -9999px; }        /* Honeypot gegen Spam */
.btn {
	display: inline-block;
	background: var(--blue);
	color: #fff;
	border: 0;
	border-radius: 8px;
	padding: .8rem 1.8rem;
	font-family: var(--serif);
	font-size: 1.05rem;
	cursor: pointer;
	transition: background .18s, transform .18s;
}
.btn:hover { background: var(--blue-dark); text-decoration: none; }
.btn:active { transform: translateY(1px); }

/* --------------------------------------------------------------- Footer */
.site-footer { background: #fff; }
.footer-inner {
	padding-block: 1.4rem 2.2rem;
	text-align: center;
	font-size: .9rem;
	color: var(--ink-soft);
}
.footer-nav { margin-bottom: .6rem; }
.footer-nav a { color: var(--ink-soft); margin: 0 .1rem; }
.footer-nav a:hover { color: var(--blue-dark); }
.footer-nav span { color: var(--blue-tint-2); margin: 0 .25rem; }
.footer-contact { color: var(--blue-deep); }

/* ------------------------------------------------------------ Responsive */
@media (max-width: 860px) {
	.header-meta { display: none; }
	.nav-toggle { display: flex; }
	.header-inner { padding-block: .9rem; }
	.brand__logo { width: 46px; height: 46px; }
	.brand__name { font-size: 1.25rem; }

	.layout { grid-template-columns: 1fr; gap: 1.5rem; padding-block: 1.75rem 2.25rem; }

	/* Sidebar wird zum einklappbaren Panel */
	.sidebar {
		position: static;
		display: none;
		order: -1;
	}
	.sidebar.is-open { display: block; }
	.main-nav ul { grid-template-columns: 1fr 1fr; }

	.hero-figure { float: none; width: 100%; max-width: 320px; margin: 0 auto 1.4rem; }
	.form__row--split { grid-template-columns: 1fr; }
}

@media (max-width: 460px) {
	.main-nav ul { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------- Zugänglichkeit */
a:focus-visible, .btn:focus-visible, .nav-toggle:focus-visible, summary:focus-visible {
	outline: 2px solid var(--blue);
	outline-offset: 2px;
}
@media (prefers-reduced-motion: reduce) {
	* { scroll-behavior: auto !important; transition: none !important; }
}