/* ==========================================================================
   Zahnarztpraxis in Wendenschloss – Dr. Peer Lottholz
   Stil: hell & klar mit Logo-Blau. Wenig Elemente, eine Welle.
   ========================================================================== */

:root {
  /* Farben – Light (Hauptthema) */
  --paper: #FFFFFF;
  --mist: #F3F6FA;
  --ink: #1A2238;
  --muted: #5B667C;
  --line: #D8DFEA;
  --blue: #2a3084;
  --blue-deep: #1F2C7A;
  --wave: #E3E9F7;
  --logo-grey: #545454;
  --on-blue: #FFFFFF;
  --logo-chip: transparent;

  /* Typografie */
  --font-display: "Raleway", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-body: "Source Serif 4", "Source Serif Pro", Georgia, "Times New Roman", serif;
  --fs-13: 0.8125rem;
  --fs-15: 0.9375rem;
  --fs-17: 1.0625rem;
  --fs-20: 1.25rem;
  --fs-26: 1.625rem;
  --fs-34: 2.125rem;
  --fs-46: 2.875rem;

  /* Layout */
  --wrap: 1040px;
  --gutter: 24px;
  --header-h: 104px;
  --t: 150ms ease;

  color-scheme: light;
}


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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--fs-17);
  line-height: 1.65;
  font-weight: 400;
  text-rendering: optimizeLegibility;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.15;
  margin: 0 0 0.6em;
  letter-spacing: 0.01em;
}
h1 { font-size: var(--fs-46); font-weight: 300; }
h2 { font-size: var(--fs-34); font-weight: 300; }
h3 { font-size: var(--fs-20); font-weight: 600; }

p { margin: 0 0 1em; max-width: 62ch; }
ul, ol { margin: 0 0 1em; padding-left: 1.2em; }
li { margin-bottom: 0.35em; }

a { color: var(--blue); text-decoration: underline; text-underline-offset: 0.15em; text-decoration-thickness: 1px; transition: color var(--t); }
a:hover { color: var(--blue-deep); }

:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
  border-radius: 2px;
}

.eyebrow {
  font-family: var(--font-display);
  font-size: var(--fs-13);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue);
  margin: 0 0 0.9em;
}

.wrap {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* Skip-Link */
.skip-link {
  position: absolute;
  left: 16px; top: -100px;
  z-index: 100;
  background: var(--blue);
  color: var(--on-blue);
  padding: 0.6em 1em;
  font-family: var(--font-display);
  font-weight: 600;
  text-decoration: none;
  border-radius: 4px;
}
.skip-link:focus { top: 12px; color: var(--on-blue); }

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-15);
  letter-spacing: 0.02em;
  text-decoration: none;
  padding: 0.75em 1.35em;
  border-radius: 6px;
  border: 1.5px solid var(--blue);
  line-height: 1.2;
  min-height: 44px; /* Tap-Ziel */
  white-space: nowrap;
  transition: background-color var(--t), color var(--t), border-color var(--t);
}
.btn-primary { background: var(--blue); color: var(--on-blue); }
.btn-primary:hover { background: var(--blue-deep); border-color: var(--blue-deep); color: var(--on-blue); }
.btn-outline { background: transparent; color: var(--blue); }
.btn-outline:hover { background: var(--wave); color: var(--blue-deep); border-color: var(--blue-deep); }
.btn-small { padding: 0.6em 1em; font-size: var(--fs-13); }
.btn svg { width: 1.05em; height: 1.05em; flex: none; }

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  min-height: var(--header-h);
  padding-block: 12px;
}
.brand { display: inline-block; flex: none; line-height: 0; }
.brand img {
  width: 220px;
  height: auto;
  background: var(--logo-chip);
  border-radius: 4px;
}
.nav { margin-left: auto; }
.nav ul {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  gap: 22px;
}
.nav li { margin: 0; }
.nav a {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--fs-15);
  letter-spacing: 0.03em;
  color: var(--ink);
  text-decoration: none;
  padding-block: 0.3em;
  border-bottom: 1.5px solid transparent;
  transition: color var(--t), border-color var(--t);
}
.nav a:hover { color: var(--blue); border-color: var(--blue); }

.header-actions { display: flex; align-items: center; gap: 14px; flex: none; }
.phone-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45em;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--fs-15);
  color: var(--ink);
  text-decoration: none;
  font-variant-numeric: tabular-nums;
  padding: 0.4em 0.2em;
}
.phone-link:hover { color: var(--blue); }
.phone-link svg { width: 20px; height: 20px; }

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.hero { padding-block: 56px 56px; border-bottom: 1px solid var(--line); }
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px; /* 266px Bild + 2×(6px Padding + 1px Rahmen) */
  gap: 64px;
  align-items: start;
}
.hero h1 { margin-bottom: 0.7em; max-width: 16ch; text-wrap: balance; }
.letter p { max-width: 58ch; }
.letter .signature {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--fs-17);
  letter-spacing: 0.02em;
  margin-top: 1.4em;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero-cta .btn { font-variant-numeric: tabular-nums; }

.portrait { margin: 0; width: 280px; max-width: 100%; }
.portrait img {
  box-sizing: content-box; /* 266×409 bleibt Inhaltsmaß – nicht durch Padding/Rahmen verkleinern */
  width: 266px; height: 409px;
  max-width: calc(100% - 14px);
  border: 1px solid var(--line);
  padding: 6px;
  background: var(--paper);
  border-radius: 4px;
}
.portrait figcaption {
  font-family: var(--font-display);
  font-size: var(--fs-13);
  letter-spacing: 0.04em;
  color: var(--muted);
  margin-top: 10px;
}

/* --------------------------------------------------------------------------
   Welle
   -------------------------------------------------------------------------- */
/* --------------------------------------------------------------------------
   Sektionen
   -------------------------------------------------------------------------- */
.section { padding-block: 72px; }
main, .section, .page section { scroll-margin-top: calc(var(--header-h) + 8px); }
.section--mist { background: var(--mist); }
.section-head { margin-bottom: 36px; }
.section-head h2 { margin-bottom: 0.25em; }
.section-head p { color: var(--muted); margin: 0; }

/* Leistungen */
.cards {
  list-style: none;
  margin: 0 0 40px; padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}
.cards li { margin: 0; }
.card {
  height: 100%;
  background: var(--mist);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px 22px 20px;
}
.section--mist .card { background: var(--paper); }
.card h3 { margin-bottom: 0.5em; }
.card p { font-size: var(--fs-15); margin: 0; color: var(--ink); }

.two-col {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 40px 56px;
}
.two-col h3 { font-weight: 500; font-size: var(--fs-20); }
.plain-list { list-style: none; padding: 0; margin: 0; }
.plain-list li {
  padding: 0.5em 0;
  border-bottom: 1px solid var(--line);
  margin: 0;
}
.plain-list li:last-child { border-bottom: 0; }

.facts { list-style: none; padding: 0; margin: 0; }
.facts li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 0.5em 0;
  margin: 0;
  border-bottom: 1px solid var(--line);
}
.facts li:last-child { border-bottom: 0; }
.facts svg { width: 22px; height: 22px; flex: none; color: var(--blue); margin-top: 0.2em; }

/* Vita */
.timeline {
  list-style: none;
  margin: 0 0 8px; padding: 0;
  max-width: 760px;
}
.timeline li {
  display: grid;
  grid-template-columns: 9.5rem minmax(0, 1fr);
  gap: 20px;
  margin: 0;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.timeline li:last-child { border-bottom: 0; }
.timeline .year {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-15);
  letter-spacing: 0.04em;
  color: var(--blue);
  font-variant-numeric: tabular-nums;
  padding-top: 0.15em;
}
.timeline .what { margin: 0; max-width: none; }

.vita-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  gap: 48px 64px;
  align-items: start;
}
.vita-aside h3 { font-weight: 500; font-size: var(--fs-20); }

/* Anfahrt */
.route-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
  margin-bottom: 40px;
}
.route-grid h3 { display: flex; align-items: center; gap: 10px; font-weight: 500; }
.route-grid h3 svg { width: 22px; height: 22px; color: var(--blue); flex: none; }
.route-grid p { font-size: var(--fs-15); margin: 0; }

.address-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 32px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.address-row address {
  font-style: normal;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--fs-17);
  letter-spacing: 0.02em;
}
.address-row address span { display: block; color: var(--muted); font-weight: 400; font-size: var(--fs-15); }

/* Kontakt */
.hours-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 32px 48px;
  margin-bottom: 40px;
}
.hours h3 { font-weight: 500; margin-bottom: 0.3em; }
.today {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-15);
  letter-spacing: 0.02em;
  color: var(--blue);
  min-height: 1.6em;
  margin: 0 0 10px;
  font-variant-numeric: tabular-nums;
}
.hours table {
  width: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}
.hours th, .hours td {
  text-align: left;
  padding: 0.5em 0;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.hours th { font-weight: 400; color: var(--muted); width: 6.5em; }
.hours td { font-weight: 600; }
.hours tr.is-today th, .hours tr.is-today td { color: var(--blue); }
.hours tr.is-today th { font-weight: 600; }
.hours .note { font-size: var(--fs-15); color: var(--muted); margin: 10px 0 0; }

.contact-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 16px;
  align-items: center;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.contact-row .btn { font-variant-numeric: tabular-nums; }
.contact-row .mail { margin-left: auto; font-size: var(--fs-15); }
.contact-row .mail a { display: inline-flex; align-items: center; gap: 0.4em; padding-block: 0.65em; }
.contact-row .mail svg { width: 18px; height: 18px; }

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--mist);
  border-top: 1px solid var(--line);
  padding-block: 40px 32px;
  font-size: var(--fs-15);
  color: var(--muted);
}
.footer-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}
.site-footer address { font-style: normal; }
.site-footer strong { font-family: var(--font-display); font-weight: 600; color: var(--ink); letter-spacing: 0.02em; }
.site-footer p { margin: 0 0 0.4em; max-width: none; }
.site-footer a { color: var(--blue); }
.site-footer a[href^="tel:"] { white-space: nowrap; }
.footer-links { display: flex; flex-wrap: wrap; gap: 0 20px; margin: 4px 0 0; padding: 0; list-style: none; }
.footer-links li { margin: 0; }
.footer-links a { display: inline-block; padding-block: 0.65em; }

/* --------------------------------------------------------------------------
   Unterseite (Impressum)
   -------------------------------------------------------------------------- */
.page { padding-block: 48px 72px; }
.page h1 { font-size: var(--fs-34); }
.page h2 { font-size: var(--fs-26); margin-top: 2em; padding-top: 1.2em; border-top: 1px solid var(--line); }
.page h3 { font-size: var(--fs-20); font-weight: 500; margin-top: 1.8em; }
.page p, .page li { max-width: 60ch; }
.page dl { display: grid; grid-template-columns: minmax(10em, 16em) minmax(0, 1fr); gap: 8px 24px; max-width: 760px; margin: 0 0 1.5em; }
.page dt { font-family: var(--font-display); font-weight: 600; font-size: var(--fs-15); color: var(--muted); letter-spacing: 0.02em; padding-top: 0.15em; }
.page dd { margin: 0; }
.page .backlink { display: inline-flex; align-items: center; gap: 0.4em; font-family: var(--font-display); font-weight: 500; text-decoration: none; margin-bottom: 28px; }
.page .backlink svg { width: 18px; height: 18px; }
.page .backlink:hover { text-decoration: underline; }

/* --------------------------------------------------------------------------
   Responsiv
   -------------------------------------------------------------------------- */
@media (max-width: 1000px) {
  .nav ul { gap: 16px; }
  .header-inner { gap: 20px; }
}

@media (max-width: 900px) {
  :root { --header-h: 126px; }
  .header-inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 8px 16px;
    padding-block: 10px 0;
    min-height: 0;
  }
  .brand { grid-row: 1; grid-column: 1; }
  .brand img { width: 168px; }
  .header-actions { grid-row: 1; grid-column: 2; gap: 6px; }
  .phone-link { padding: 12px; } /* 20px Icon + 24px = 44px Tap-Ziel */
  .phone-link span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  .nav {
    grid-row: 2;
    grid-column: 1 / -1;
    margin-left: calc(-1 * var(--gutter));
    margin-right: calc(-1 * var(--gutter));
    padding-inline: var(--gutter);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .nav::-webkit-scrollbar { display: none; }
  .nav ul { gap: 20px; width: max-content; }
  .nav a { display: inline-block; padding-block: 0.65em; padding-inline: 0.3em; margin-inline: -0.3em; white-space: nowrap; }
  .nav a:focus-visible { outline-offset: -2px; } /* Ring innerhalb der Link-Box – overflow-x:auto würde ihn sonst abschneiden */

  .hero { padding-block: 40px 40px; }
  .hero-grid { gap: 40px; }
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .vita-grid { grid-template-columns: minmax(0, 1fr); }
  .section { padding-block: 56px; }
}

@media (max-width: 720px) {
  .hero-grid { grid-template-columns: minmax(0, 1fr); gap: 36px; }
  .route-grid { grid-template-columns: minmax(0, 1fr); gap: 22px; }
  .hours-grid { grid-template-columns: minmax(0, 1fr); }
  .two-col { grid-template-columns: minmax(0, 1fr); }
  .footer-inner { grid-template-columns: minmax(0, 1fr); }
    .contact-row .mail { margin-left: 0; width: 100%; }
  .page dl { grid-template-columns: minmax(0, 1fr); gap: 2px 0; }
  .page dd { margin-bottom: 10px; }
}

@media (max-width: 560px) {
  h1 { font-size: var(--fs-34); }
  h2 { font-size: var(--fs-26); }
  .cards { grid-template-columns: minmax(0, 1fr); }
  .hero-cta .btn, .contact-row .btn { flex: 1 1 auto; }
  .timeline li { grid-template-columns: minmax(0, 1fr); gap: 4px; }
}

@media (max-width: 420px) {
  :root { --gutter: 16px; }
  .brand img { width: 150px; }
}

/* Made-with-Zeile im Footer */
.made-with {
  display: flex;
  align-items: center;
  gap: 0.35em;
  margin: 28px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: var(--fs-13, 13px);
  color: var(--muted);
}
.made-with svg { width: 13px; height: 13px; color: var(--blue); flex: none; }
.made-with a { color: inherit; }