/* Inter Variable Font, lokal gehostet — kein Request an externe CDN nötig. */
@font-face {
    font-family: "InterVariable";
    src: url("/assets/fonts/inter/Inter-Variable.woff2") format("woff2-variations"),
         url("/assets/fonts/inter/Inter-Variable.woff2") format("woff2");
    font-weight: 100 900;
    font-style: normal;
    font-display: swap;
}

:root {
    --c-bg: #fdfdfb;
    --c-surface: #ffffff;
    --c-surface-alt: #f4f1ec;
    --c-ink: #1e2a32;
    --c-ink-soft: #4a5963;
    --c-accent: #1f6f8b;
    --c-accent-dark: #144d62;
    --c-accent-soft: #e6eff3;
    --c-line: #d9d3c8;
    --c-warn: #b94a48;
    --radius: 4px;
    --shadow-soft: 0 1px 2px rgba(20, 40, 50, .05), 0 4px 16px rgba(20, 40, 50, .06);
    --font-sans: "InterVariable", "Inter", "Helvetica Neue", Arial, sans-serif;
    --font-serif: "Source Serif Pro", Georgia, "Times New Roman", serif;
    --container: 72rem;
}

* { box-sizing: border-box; }
html {
    -webkit-text-size-adjust: 100%;
    /* Sticky Header nicht in Anker-Zielen reinragen lassen */
    scroll-padding-top: 7rem;
}
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
}
body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--c-ink);
    background: var(--c-bg);
}

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 1.25rem;
}

a { color: var(--c-accent); text-decoration: none; }
a:hover, a:focus { color: var(--c-accent-dark); text-decoration: underline; }

h1, h2, h3, h4 { font-family: var(--font-sans); color: var(--c-ink); line-height: 1.25; margin: 1.5em 0 .5em; }
h1 { font-size: clamp(1.75rem, 2.5vw + 1rem, 2.75rem); margin-top: 0; }
h2 { font-size: clamp(1.35rem, 1.4vw + 1rem, 1.75rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
ul, ol { padding-left: 1.25rem; }

.sr-only {
    position: absolute; width: 1px; height: 1px;
    padding: 0; margin: -1px; overflow: hidden;
    clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.skip {
    position: absolute; left: -9999px; top: 0;
    background: var(--c-accent); color: #fff; padding: .75rem 1rem; z-index: 1000;
}
.skip:focus { left: 0; }

/* Inline-Hinweis auf einer Inhaltsseite (dezenter als der Top-Banner) */
.notice {
    background: var(--c-accent-soft);
    border-left: 4px solid var(--c-accent);
    padding: 1rem 1.25rem;
    border-radius: var(--radius);
    margin: 0 0 1.5rem;
    font-size: .95rem;
}
.notice a { font-weight: 600; }

/* Hinweis-Banner ganz oben (temporäre Mitteilung) */
.alert-banner {
    display: block;
    background: #b94a48;
    color: #fff;
    text-decoration: none;
    font-size: .92rem;
    padding: .55rem 0;
    border-bottom: 1px solid rgba(0,0,0,.15);
}
.alert-banner:hover,
.alert-banner:focus {
    background: #a33e3c;
    color: #fff;
    text-decoration: none;
}
.alert-banner .container {
    display: flex;
    align-items: center;
    gap: .75rem;
    flex-wrap: wrap;
}
.alert-banner__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.5rem;
    height: 1.5rem;
    background: rgba(255,255,255,.2);
    border-radius: 50%;
    font-weight: 700;
    flex-shrink: 0;
}
.alert-banner__text { flex: 1; }
.alert-banner__cta {
    font-weight: 600;
    border-bottom: 1px solid rgba(255,255,255,.6);
}

/* Header */
.site-header {
    background: var(--c-surface);
    border-bottom: 1px solid var(--c-line);
    position: sticky; top: 0; z-index: 50;
}
.header-grid {
    display: grid;
    grid-template-columns: 1fr auto auto;
    align-items: center;
    gap: 1rem;
    padding-top: 1rem;
    padding-bottom: 1rem;
}
.brand { display: flex; flex-direction: column; line-height: 1.1; }
.brand:hover { text-decoration: none; }
.brand-mark {
    font-family: var(--font-sans);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--c-accent);
    letter-spacing: .04em;
}
.brand-sub {
    font-size: .8rem;
    color: var(--c-ink-soft);
    text-transform: uppercase;
    letter-spacing: .12em;
    margin-top: .15rem;
}
.header-contact {
    font-size: .85rem;
    color: var(--c-ink-soft);
    text-align: right;
    line-height: 1.45;
}

/* Mobile nav toggle */
.nav-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    width: 2.5rem; height: 2.5rem;
    position: relative;
    cursor: pointer;
}
.nav-toggle-bar,
.nav-toggle-bar::before,
.nav-toggle-bar::after {
    content: "";
    display: block;
    position: absolute;
    left: 50%; top: 50%;
    width: 1.25rem; height: 2px;
    background: var(--c-ink);
    transform: translate(-50%, -50%);
    transition: transform .2s, opacity .2s;
}
.nav-toggle-bar::before { transform: translate(-50%, -.45rem); }
.nav-toggle-bar::after  { transform: translate(-50%,  .45rem); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar::before { transform: translate(-50%, -50%) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar::after  { transform: translate(-50%, -50%) rotate(-45deg); }

/* Navigation */
.main-nav {
    background: var(--c-accent);
}
.main-nav ul {
    list-style: none;
    margin: 0; padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0;
}
.main-nav a {
    display: block;
    padding: .85rem 1rem;
    color: #fff;
    font-weight: 500;
    font-size: .95rem;
    border-bottom: 3px solid transparent;
}
.main-nav a:hover,
.main-nav a:focus {
    background: var(--c-accent-dark);
    color: #fff;
    text-decoration: none;
}
.main-nav a[aria-current="page"] {
    background: var(--c-accent-dark);
    border-bottom-color: #fff;
}
/* Letztes Nav-Item (Kontakt) auf Desktop rechtsbündig */
@media (min-width: 801px) {
    .main-nav ul li:last-child { margin-left: auto; }
}

/* Main */
.site-main { min-height: 50vh; }

.page-header {
    background: var(--c-accent-soft);
    padding: 3rem 0 2.25rem;
    border-bottom: 1px solid var(--c-line);
}
.page-header h1 { margin: 0; color: var(--c-accent-dark); }
.page-header p.lead {
    margin-top: .75rem;
    font-size: 1.1rem;
    color: var(--c-ink-soft);
    max-width: 55rem;
}
.breadcrumb {
    font-size: .85rem;
    color: var(--c-ink-soft);
    margin-bottom: .5rem;
}
.breadcrumb a { color: var(--c-ink-soft); }
.breadcrumb span + span::before { content: "›"; margin: 0 .35rem; opacity: .6; }

.section {
    padding: 3rem 0;
}
.section + .section { border-top: 1px solid var(--c-line); }
.section--alt { background: var(--c-surface-alt); }
.prose { max-width: 48rem; }

/* Hero-Slider (Startseite) */
/* Desktop: Original-Bildverhältnis 4:1 — Slider füllt die Viewport-Breite */
/* und ist proportional dazu hoch (~480 px bei 1920 px, ~375 px bei 1500 px). */
/* Auf Mobile crop auf 4:3, damit der Slider nicht zu flach wird. */
.hero-slider {
    position: relative;
    overflow: hidden;
    background: var(--c-accent-dark);
    aspect-ratio: 4 / 1;
}
@media (max-width: 600px) {
    .hero-slider { aspect-ratio: 4 / 3; }
}
.hero-slider__track {
    position: relative;
    width: 100%;
    height: 100%;
}
.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity .8s ease;
    pointer-events: none;
}
.hero-slide.is-active {
    opacity: 1;
    pointer-events: auto;
    z-index: 1;
}
.hero-slide__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}
.hero-slide__overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: flex-end;
    padding-bottom: 3rem;
    color: #fff;
    pointer-events: none;
}
.hero-slide__caption {
    background: rgba(20, 40, 50, .55);
    backdrop-filter: blur(2px);
    padding: 1rem 1.5rem;
    border-radius: var(--radius);
    max-width: 40rem;
    color: #fff;
    margin-left: auto;
}
/* Auf Desktop genau auf die Breite einer der drei Begleitkacheln (1/3 des
   Containers minus Gap zwischen den Kacheln) ausrichten. */
@media (min-width: 800px) {
    .hero-slide__caption {
        width: calc((100% - 2rem) / 3);
        max-width: none;
    }
}
.hero-slide__title {
    color: #fff;
    margin: 0 0 .25rem;
    font-size: 1.2rem;
    line-height: 1.25;
}
.hero-slide__text {
    color: rgba(255,255,255,.95);
    font-size: 1rem;
    margin: 0;
    line-height: 1.45;
}
.hero-slider__btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
    width: 2.75rem; height: 2.75rem;
    background: rgba(0,0,0,.35);
    color: #fff;
    border: 0;
    border-radius: 50%;
    font-size: 1.6rem;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .2s;
}
.hero-slider__btn:hover,
.hero-slider__btn:focus { background: rgba(0,0,0,.6); outline: none; }
.hero-slider__btn--prev { left: 1rem; }
.hero-slider__btn--next { right: 1rem; }

.hero-slider__dots {
    position: absolute;
    bottom: 1rem;
    left: 0; right: 0;
    z-index: 3;
    display: flex;
    justify-content: center;
    gap: .5rem;
}
.hero-slider__dot {
    width: .65rem; height: .65rem;
    background: rgba(255,255,255,.5);
    border: 0;
    border-radius: 50%;
    cursor: pointer;
    padding: 0;
    transition: background .2s, transform .2s;
}
.hero-slider__dot:hover { background: rgba(255,255,255,.8); }
.hero-slider__dot.is-active {
    background: #fff;
    transform: scale(1.2);
}

@media (max-width: 600px) {
    .hero-slider__btn { display: none; }
    .hero-slide__overlay { padding: 0 0 2.25rem; }
    .hero-slide__caption { padding: .75rem 1rem; }
}

@media (prefers-reduced-motion: reduce) {
    .hero-slide { transition: none; }
}

/* Intro-Banner direkt unter dem Slider — leicht bläulich, mit Inline-Link */
.intro-banner {
    background: var(--c-accent-soft);
    border-bottom: 1px solid var(--c-line);
    padding: 2rem 0;
}
.intro-banner h3 {
    margin: 0 0 .35rem;
}
.intro-banner p {
    margin: 0;
    max-width: 56rem;
}
.intro-banner__link {
    display: inline-block;
    margin-left: .35rem;
    font-weight: 600;
    color: var(--c-accent-dark);
    border-bottom: 2px solid var(--c-accent);
}
.intro-banner__link:hover {
    text-decoration: none;
    border-bottom-color: var(--c-accent-dark);
}

/* Kompakteres Drei-Spalten-Grid für die Begleitkacheln */
.grid-3--compact { grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); gap: 1rem; margin-top: 0; }

/* Card-Grid (Werte / Kompetenzen) */
.grid-3, .grid-2 {
    display: grid;
    gap: 1.5rem;
    margin-top: 2rem;
}
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr)); }

.card {
    background: var(--c-surface);
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow-soft);
}
.card h3 { margin-top: 0; color: var(--c-accent-dark); }
.card p:last-child { margin-bottom: 0; }
.card--linked { display: block; color: inherit; }
.card--linked:hover { text-decoration: none; border-color: var(--c-accent); }
.card--linked h3 { color: var(--c-accent); }
.card-link {
    display: inline-block;
    margin-top: .75rem;
    font-weight: 600;
}

/* Listen für Behandlungsspektrum */
.spectrum-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
    gap: 1.25rem 2rem;
    margin-top: 1.5rem;
}
.spectrum-grid h3 {
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--c-accent-dark);
    margin: 0 0 .35rem;
    border-bottom: 1px solid var(--c-line);
    padding-bottom: .25rem;
}
.spectrum-grid ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.spectrum-grid li { padding: .2rem 0; }

/* CV-Tabelle Dr. Lauterburg */
.cv {
    display: grid;
    grid-template-columns: 7rem 1fr;
    gap: .35rem 1.25rem;
    margin: 1rem 0 2rem;
}
.cv dt { font-weight: 600; color: var(--c-accent-dark); }
.cv dd { margin: 0; }

/* Kontakt / Kliniken */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
    gap: 2rem;
    margin-top: 1rem;
}
.contact-block address {
    font-style: normal;
    line-height: 1.7;
}

/* Footer */
.site-footer {
    background: var(--c-ink);
    color: rgba(255,255,255,.85);
    margin-top: 3rem;
}
.site-footer a { color: #fff; }
.footer-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2rem;
    padding-top: 3rem;
    padding-bottom: 2rem;
}
@media (max-width: 800px) {
    .footer-grid { grid-template-columns: 1fr; gap: 1.5rem; }
}
.footer-grid h2 {
    font-size: .9rem;
    text-transform: uppercase;
    letter-spacing: .12em;
    color: #fff;
    margin: 0 0 .75rem;
    font-family: var(--font-sans);
}
.footer-col h2:not(:first-child) { margin-top: 1.5rem; }
.footer-grid address { font-style: normal; line-height: 1.6; }
.footer-grid dl { margin: 0; }
.footer-grid dt { font-weight: 600; }
.footer-grid dd { margin: 0 0 .5rem; }
.footer-grid p { margin: 0 0 .5rem; }
.footer-grid .hint { color: rgba(255,255,255,.6); font-size: .85rem; margin-bottom: .5rem; }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: .4rem; }
.footer-legal {
    border-top: 1px solid rgba(255,255,255,.1);
    padding: 1rem 0;
    font-size: .85rem;
}
.footer-legal .container {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem 2rem;
    justify-content: space-between;
}

/* Spezialgebiete: abwechselnde Bild-/Text-Zeilen */
.specialty-list {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}
.specialty {
    display: grid;
    grid-template-columns: minmax(0, 360px) minmax(0, 1fr);
    gap: 2.5rem;
    align-items: start;
}
.specialty:nth-child(even) { grid-template-columns: minmax(0, 1fr) minmax(0, 360px); }
.specialty:nth-child(even) .specialty__img { order: 2; }
.specialty:nth-child(even) .specialty__body { order: 1; }
.specialty__img {
    width: 100%;
    border-radius: var(--radius);
    box-shadow: var(--shadow-soft);
    aspect-ratio: 3 / 2;
    object-fit: cover;
}
.specialty__body h2 {
    margin-top: 0;
    color: var(--c-accent-dark);
}
.specialty__body p:last-child { margin-bottom: 0; }
@media (max-width: 800px) {
    .specialty,
    .specialty:nth-child(even) {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    .specialty:nth-child(even) .specialty__img,
    .specialty:nth-child(even) .specialty__body { order: initial; }
}

/* Karten mit Bild oben */
.card--image { padding: 0; overflow: hidden; }
.card--image .card-image {
    display: block;
    width: 100%;
    aspect-ratio: 3 / 2;
    object-fit: cover;
}
.card--image .card-body { padding: 1.25rem 1.5rem 1.5rem; }
.card--image h3 { margin-top: 0; }

/* Team-Karten */
.team-card { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.team-photo {
    display: block;
    width: 100%;
    aspect-ratio: 3 / 2;
    object-fit: cover;
    object-position: center top;
}
.team-card__body { padding: 1.25rem 1.5rem 1.5rem; }
.team-card__body h3 { margin: 0 0 .25rem; color: var(--c-accent-dark); }

/* Person-Layout (Dr. Lauterburg-Seite) */
.person-layout {
    display: grid;
    grid-template-columns: minmax(0, 320px) 1fr;
    gap: 2.5rem;
    align-items: start;
}
.person-photo {
    position: sticky;
    top: 6.5rem;
}
.person-photo img {
    display: block;
    width: 100%;
    border-radius: var(--radius);
    box-shadow: var(--shadow-soft);
}
.person-body h2:first-child { margin-top: 0; }
@media (max-width: 800px) {
    .person-layout { grid-template-columns: 1fr; gap: 1.5rem; }
    .person-photo { position: static; max-width: 18rem; }
}

/* Inhaltsbereich mit seitlichem Bild */
.content-with-image {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 380px);
    gap: 2.5rem;
    align-items: start;
}
.content-with-image .content-image {
    display: block;
    width: 100%;
    border-radius: var(--radius);
    box-shadow: var(--shadow-soft);
    order: 2;
}
.content-with-image .content-body { order: 1; }
@media (max-width: 800px) {
    .content-with-image { grid-template-columns: 1fr; gap: 1.5rem; }
    .content-with-image .content-image { order: 1; }
    .content-with-image .content-body { order: 2; }
}

/* Video-Platzhalter mit Poster-Bild */
.video-placeholder {
    position: relative;
    aspect-ratio: 16 / 9;
    background-color: #000;
    background-size: cover;
    background-position: center;
    border-radius: var(--radius);
    display: flex;
    align-items: flex-end;
    justify-content: flex-start;
}
.video-placeholder__note {
    display: inline-block;
    margin: 1rem;
    padding: .4rem .75rem;
    background: rgba(0, 0, 0, .65);
    color: #fff;
    font-size: .85rem;
    border-radius: var(--radius);
}

/* Videos */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr));
    gap: 1.5rem;
}
.video-card {
    background: var(--c-surface);
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    padding: 1.25rem;
}
.video-card h3 { margin-top: 0; }
.video-meta { color: var(--c-ink-soft); font-size: .9rem; margin-bottom: .5rem; }
.video-embed {
    position: relative;
    aspect-ratio: 16 / 9;
    background: #000;
    border-radius: var(--radius);
    overflow: hidden;
}
.video-embed iframe,
.video-embed video {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    border: 0;
    display: block;
}
.video-embed video { object-fit: contain; }

/* Responsive */
@media (max-width: 800px) {
    .header-grid {
        grid-template-columns: 1fr auto;
    }
    .header-contact { display: none; }
    .nav-toggle { display: inline-block; }
    .main-nav { display: none; }
    .main-nav.is-open { display: block; }
    .main-nav ul { flex-direction: column; }
    .main-nav a { padding: 1rem 1.25rem; border-bottom: 1px solid rgba(255,255,255,.1); }
    .cv { grid-template-columns: 5rem 1fr; }
}