/* ==========================================================
   float Regensburg — gemeinsames Stylesheet
   Konzept „Wasseroberfläche": hell, edel, rein.
   ========================================================== */

:root {
  --porcelain: #fbfdfd;   /* Grundfläche */
  --mist:      #edf4f5;   /* alternierende Sektionen */
  --aqua:      #d4e7ea;   /* zarte Flächen, Linien */
  --water:     #5b98a6;   /* Primär-Akzent */
  --water-d:   #3f7a88;   /* Hover/dunkler Akzent */
  --deep:      #23454e;   /* Überschriften */
  --slate:     #59757c;   /* Fließtext */
  --sand:      #c2a97e;   /* warmer Zweitakzent, sparsam */
  --white:     #ffffff;
  --shadow:    0 24px 60px -32px rgba(35, 69, 78, .25);
  --shadow-s:  0 12px 32px -20px rgba(35, 69, 78, .22);
  --fd: 'Marcellus', 'Times New Roman', serif;
  --fb: 'Mulish', 'Helvetica Neue', sans-serif;
  --ease: cubic-bezier(.22, .8, .3, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--fb);
  font-size: 17px;
  font-weight: 300;
  line-height: 1.7;
  color: var(--slate);
  background: var(--porcelain);
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--aqua); color: var(--deep); }

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

h1, h2, h3, h4 { font-family: var(--fd); font-weight: 400; color: var(--deep); line-height: 1.18; }

a { color: var(--water-d); }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 90;
  background: rgba(251, 253, 253, .85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: box-shadow .4s ease, background .4s ease;
}
.site-header.scrolled { box-shadow: 0 1px 0 rgba(35,69,78,.08), 0 12px 30px -24px rgba(35,69,78,.18); }
.header-bar {
  max-width: 1200px;
  margin: 0 auto;
  padding: .9rem clamp(1.2rem, 4vw, 2.5rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.logo {
  display: flex;
  align-items: center;
  gap: .65rem;
  text-decoration: none;
}
.logo svg { width: 34px; height: 34px; }
.logo .word {
  font-family: var(--fd);
  font-size: 1.28rem;
  color: var(--deep);
  letter-spacing: .04em;
  white-space: nowrap;
}
.logo .word span { color: var(--water); }

.nav {
  display: flex;
  align-items: center;
  gap: clamp(.75rem, 1.4vw, 1.4rem);
}
.nav a.nl {
  position: relative;
  font-size: .76rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--slate);
  padding: .55rem 0;
  transition: color .3s ease;
}
.nav a.nl::after {
  content: '';
  position: absolute;
  left: 0; bottom: .2rem;
  width: 100%;
  height: 1px;
  background: var(--water);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .45s var(--ease);
}
.nav a.nl:hover, .nav a.nl.active { color: var(--deep); }
.nav a.nl:hover::after, .nav a.nl.active::after { transform: scaleX(1); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  min-height: 48px;
  padding: .8rem 1.9rem;
  border-radius: 999px;
  font-family: var(--fb);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .3s ease, color .3s ease, border-color .3s ease, transform .35s var(--ease), box-shadow .35s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-water { background: var(--water); color: var(--white); box-shadow: 0 14px 30px -16px rgba(91,152,166,.6); }
.btn-water:hover { background: var(--water-d); }
.btn-line { border-color: rgba(35,69,78,.25); color: var(--deep); background: transparent; }
.btn-line:hover { border-color: var(--water); color: var(--water-d); }
.btn-white { background: var(--white); color: var(--deep); box-shadow: var(--shadow-s); }
.btn-white:hover { color: var(--water-d); }

.nav .btn { min-height: 42px; padding: .55rem 1.2rem; font-size: .76rem; }

/* Burger */
.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 48px; height: 48px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 12px;
}
.burger span {
  display: block;
  height: 1.5px;
  background: var(--deep);
  transition: transform .4s var(--ease), opacity .3s ease;
}
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

@media (max-width: 1140px) {
  .burger { display: flex; }
  .nav {
    position: fixed;
    top: 66px; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: #fbfdfd;
    backdrop-filter: blur(14px);
    padding: .8rem 1.4rem 1.6rem;
    box-shadow: 0 30px 50px -30px rgba(35,69,78,.3);
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: transform .45s var(--ease), opacity .35s ease, visibility 0s .45s;
  }
  .nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    transition: transform .45s var(--ease), opacity .35s ease;
  }
  .nav a.nl { padding: .9rem .2rem; border-bottom: 1px solid rgba(35,69,78,.07); }
  .nav .btn { margin-top: 1rem; }
}

/* ---------- Hero (Startseite) ---------- */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding: 7rem 1.5rem 8rem;
  background: linear-gradient(180deg, #f4fafa 0%, var(--porcelain) 55%, #e9f3f4 100%);
}
.glint {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: .55;
  pointer-events: none;
  animation: glide 18s ease-in-out infinite alternate;
}
.glint.g1 { width: 44vw; height: 30vw; background: #dceef0; top: 6%; left: -8%; }
.glint.g2 { width: 36vw; height: 26vw; background: #e7f2ee; bottom: 8%; right: -6%; animation-delay: -6s; animation-duration: 22s; }
.glint.g3 { width: 24vw; height: 20vw; background: #f0ece2; top: 40%; right: 18%; opacity: .4; animation-delay: -12s; animation-duration: 26s; }
@keyframes glide {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(4vw, -3vh, 0) scale(1.08); }
}

.hero-inner { position: relative; max-width: 860px; }
.hero .eyebrow { animation: rise .9s var(--ease) both .15s; }
.hero h1 {
  font-size: clamp(2.6rem, 6.2vw, 4.8rem);
  letter-spacing: .01em;
  animation: rise 1s var(--ease) both .3s;
}
.hero h1 em { font-style: normal; color: var(--water); }
.hero .lead {
  max-width: 560px;
  margin: 1.6rem auto 0;
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  animation: rise 1s var(--ease) both .5s;
}
.hero-actions {
  margin-top: 2.5rem;
  display: flex;
  gap: .9rem;
  justify-content: center;
  flex-wrap: wrap;
  animation: rise 1s var(--ease) both .68s;
}
@keyframes rise {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Wellenband unten im Hero */
.waves {
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 110px;
  overflow: hidden;
  pointer-events: none;
}
.waves svg {
  position: absolute;
  bottom: 0; left: 0;
  width: 200%;
  height: 100%;
}
.waves .w1 { animation: sweep 26s linear infinite; opacity: .5; }
.waves .w2 { animation: sweep 17s linear infinite reverse; opacity: .8; }
@keyframes sweep {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ---------- Unterseiten-Hero ---------- */
.page-hero {
  position: relative;
  padding: 10rem 1.5rem 5rem;
  text-align: center;
  overflow: hidden;
  background: linear-gradient(180deg, #f2f9f9 0%, var(--porcelain) 100%);
}
.page-hero h1 { font-size: clamp(2.2rem, 4.6vw, 3.6rem); }
.page-hero h1 em { font-style: normal; color: var(--water); }
.page-hero .lead { max-width: 640px; margin: 1.3rem auto 0; }
.page-hero .glint { opacity: .45; }

/* ---------- Layout ---------- */
main { position: relative; }
section { padding: clamp(4rem, 8vw, 7rem) clamp(1.2rem, 5vw, 3rem); }
.wrap { max-width: 1160px; margin: 0 auto; }
.wrap-slim { max-width: 820px; margin: 0 auto; }
.alt { background: var(--mist); }

.eyebrow {
  display: block;
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--water);
  margin-bottom: 1.1rem;
}
h2 { font-size: clamp(1.9rem, 3.8vw, 2.8rem); }
h2 em { font-style: normal; color: var(--water); }
.section-head { max-width: 680px; margin-bottom: clamp(2.4rem, 5vw, 3.8rem); }
.section-head p { margin-top: 1.1rem; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* ---------- Karten & Raster ---------- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.2rem, 3vw, 2.4rem); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.2rem, 2.5vw, 2rem); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(1.1rem, 2vw, 1.8rem); }

.card {
  background: var(--white);
  border-radius: 24px;
  padding: 2.4rem 2.1rem;
  box-shadow: var(--shadow-s);
  transition: transform .45s var(--ease), box-shadow .45s ease;
  display: flex;
  flex-direction: column;
}
a.card { text-decoration: none; }
.card:hover { transform: translateY(-7px); box-shadow: var(--shadow); }
.card h3 { font-size: 1.5rem; }
.card .k-eyebrow {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--sand);
  margin-bottom: .8rem;
}
.card p { margin-top: .8rem; font-size: .96rem; flex: 1; }
.card .more {
  margin-top: 1.4rem;
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--water-d);
  display: inline-flex;
  align-items: center;
  gap: .45rem;
}
.card .more::after {
  content: '→';
  transition: transform .35s var(--ease);
}
.card:hover .more::after { transform: translateX(5px); }

/* Icon-Kachel (Startseite Werte) */
.tile { text-align: left; }
.tile .ic {
  width: 54px; height: 54px;
  border-radius: 50%;
  background: var(--mist);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.2rem;
}
.tile .ic svg { width: 26px; height: 26px; stroke: var(--water-d); }
.tile h3 { font-size: 1.25rem; }
.tile p { font-size: .93rem; }

/* ---------- Preis-Karten ---------- */
.price-card { position: relative; }
.price-card .duration { font-size: .88rem; color: var(--slate); margin-top: .3rem; }
.price-card .price {
  font-family: var(--fd);
  font-size: 2.5rem;
  color: var(--deep);
  margin-top: 1.4rem;
  line-height: 1;
}
.price-card .price small { font-family: var(--fb); font-size: .82rem; font-weight: 300; color: var(--slate); margin-left: .35rem; }
.price-card .btn { margin-top: 1.5rem; width: 100%; }
.price-card.highlight { outline: 1.5px solid var(--water); outline-offset: -1.5px; }
.price-card .flag {
  position: absolute;
  top: -13px; left: 50%;
  transform: translateX(-50%);
  background: var(--water);
  color: var(--white);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  padding: .3rem .9rem;
  border-radius: 999px;
  white-space: nowrap;
}

/* ---------- Preislisten ---------- */
.pricelist {
  background: var(--white);
  border-radius: 24px;
  padding: 2.3rem 2.1rem;
  box-shadow: var(--shadow-s);
}
.pricelist h3 { font-size: 1.5rem; margin-bottom: .3rem; }
.pricelist .sub { font-size: .92rem; margin-bottom: 1.2rem; }
.pl-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1.2rem;
  padding: .95rem 0;
  border-bottom: 1px solid rgba(35,69,78,.08);
}
.pl-row:last-child { border-bottom: 0; }
.pl-row .n { color: var(--deep); font-weight: 400; }
.pl-row .n small { display: block; font-size: .85rem; color: var(--slate); font-weight: 300; }
.pl-row .p { font-family: var(--fd); font-size: 1.4rem; color: var(--deep); white-space: nowrap; }

.note { font-size: .88rem; color: var(--slate); margin-top: 1.6rem; }

/* ---------- Band (farbige Zwischensektion) ---------- */
.band {
  position: relative;
  background: linear-gradient(135deg, #e3f0f2 0%, #eef5f1 100%);
  border-radius: 32px;
  padding: clamp(2.6rem, 6vw, 4.5rem);
  display: grid;
  grid-template-columns: 1.25fr .75fr;
  gap: clamp(1.8rem, 4vw, 3.5rem);
  align-items: center;
  overflow: hidden;
}
.band::before {
  content: '';
  position: absolute;
  right: -12%; top: -55%;
  width: 55%; aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid rgba(91,152,166,.25);
}
.band::after {
  content: '';
  position: absolute;
  right: -6%; bottom: -65%;
  width: 48%; aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid rgba(194,169,126,.3);
}
.band h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); }
.band p { margin-top: 1rem; }
.band-side { position: relative; text-align: center; z-index: 1; }
.band-side .big {
  font-family: var(--fd);
  font-size: clamp(3rem, 6vw, 4.6rem);
  color: var(--water-d);
  line-height: 1;
}
.band-side .lbl {
  margin-top: .4rem;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--slate);
}
.band-actions { margin-top: 1.8rem; display: flex; gap: .9rem; flex-wrap: wrap; }

/* ---------- Listen ---------- */
.check-list { list-style: none; }
.check-list li {
  position: relative;
  padding: .6rem 0 .6rem 2rem;
  border-bottom: 1px solid rgba(35,69,78,.07);
  font-size: .97rem;
}
.check-list li:last-child { border-bottom: 0; }
.check-list li::before {
  content: '';
  position: absolute;
  left: 0; top: 1.05rem;
  width: 14px; height: 8px;
  border-left: 1.6px solid var(--water);
  border-bottom: 1.6px solid var(--water);
  transform: rotate(-45deg);
}

/* Hinweis-Liste (z. B. Kontraindikationen) */
.x-list { list-style: none; }
.x-list li {
  position: relative;
  padding: .6rem 0 .6rem 2rem;
  border-bottom: 1px solid rgba(35,69,78,.07);
  font-size: .97rem;
}
.x-list li:last-child { border-bottom: 0; }
.x-list li::before {
  content: '';
  position: absolute;
  left: .3rem; top: 1.25rem;
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--sand);
}

/* ---------- Tabellen ---------- */
.tbl-wrap { overflow-x: auto; }
table.tbl { width: 100%; border-collapse: collapse; font-size: .96rem; background: var(--white); border-radius: 20px; overflow: hidden; box-shadow: var(--shadow-s); }
.tbl th {
  text-align: left;
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--white);
  background: var(--water);
  padding: .9rem 1.2rem;
}
.tbl td { padding: 1rem 1.2rem; border-bottom: 1px solid rgba(35,69,78,.07); color: var(--deep); }
.tbl tr:last-child td { border-bottom: 0; }
.tbl td.p { font-family: var(--fd); font-size: 1.3rem; white-space: nowrap; }

/* ---------- FAQ ---------- */
details.faq {
  background: var(--white);
  border-radius: 18px;
  margin-bottom: .85rem;
  box-shadow: var(--shadow-s);
  overflow: hidden;
  transition: box-shadow .3s ease;
}
details.faq[open] { box-shadow: var(--shadow); }
details.faq summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  cursor: pointer;
  min-height: 52px;
  padding: 1.1rem 1.5rem;
  font-family: var(--fd);
  font-size: 1.1rem;
  color: var(--deep);
}
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after {
  content: '+';
  font-size: 1.5rem;
  color: var(--water);
  flex: none;
  transition: transform .4s var(--ease);
}
details.faq[open] summary::after { transform: rotate(45deg); }
details.faq .a { padding: 0 1.5rem 1.4rem; font-size: .96rem; }
details.faq .a ul { margin: .5rem 0 0 1.2rem; }
details.faq .a li { margin-bottom: .35rem; }
details.faq summary:focus-visible { outline: 2px solid var(--water); outline-offset: -2px; }

/* ---------- Kontakt ---------- */
.contact-card {
  background: var(--white);
  border-radius: 24px;
  padding: 2.3rem 2.1rem;
  box-shadow: var(--shadow-s);
}
.contact-card h3 { font-size: 1.45rem; margin-bottom: 1rem; }
.contact-card p { font-size: .97rem; margin-bottom: .9rem; }
.contact-card strong { color: var(--deep); font-weight: 600; }
.tel-big {
  display: inline-block;
  font-family: var(--fd);
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  color: var(--deep);
  text-decoration: none;
  margin-bottom: .8rem;
}
.tel-big:hover { color: var(--water-d); }
ul.hours { list-style: none; }
.hours li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: .55rem 0;
  border-bottom: 1px solid rgba(35,69,78,.07);
  font-size: .96rem;
}
.hours li:last-child { border-bottom: 0; }
.hours .d { color: var(--deep); }
.hours .t { text-align: right; }
.hours li.closed .t { color: var(--sand); font-weight: 600; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--deep);
  color: rgba(251,253,253,.75);
  padding: clamp(3rem, 6vw, 4.5rem) clamp(1.2rem, 5vw, 3rem) 2rem;
  margin-top: clamp(3rem, 7vw, 5rem);
  border-radius: 40px 40px 0 0;
}
.footer-grid {
  max-width: 1160px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: clamp(1.8rem, 4vw, 3rem);
}
.site-footer .logo .word { color: var(--porcelain); }
.site-footer .logo .word span { color: var(--aqua); }
.site-footer p { font-size: .92rem; margin-top: 1rem; }
.site-footer h4 {
  color: var(--porcelain);
  font-size: 1.05rem;
  letter-spacing: .06em;
  margin-bottom: 1rem;
}
.site-footer ul { list-style: none; }
.site-footer li { margin-bottom: .5rem; }
.site-footer a { color: rgba(251,253,253,.75); text-decoration: none; font-size: .92rem; transition: color .3s ease; }
.site-footer a:hover { color: var(--white); }
.footer-base {
  max-width: 1160px;
  margin: 2.5rem auto 0;
  padding-top: 1.4rem;
  border-top: 1px solid rgba(251,253,253,.15);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: .8rem;
  color: rgba(251,253,253,.45);
}

/* ---------- Reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .9s ease, transform .9s var(--ease);
}
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal.d1 { transition-delay: .12s; }
.reveal.d2 { transition-delay: .24s; }
.reveal.d3 { transition-delay: .36s; }

/* ---------- Fokus & reduzierte Bewegung ---------- */
a:focus-visible, .btn:focus-visible, .burger:focus-visible {
  outline: 2px solid var(--water);
  outline-offset: 3px;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .glint, .waves .w1, .waves .w2 { animation: none; }
  .hero .eyebrow, .hero h1, .hero .lead, .hero-actions { animation: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .card, .btn { transition: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .grid-4 { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .band { grid-template-columns: 1fr; }
  .band-side { text-align: left; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero { min-height: 86vh; }
}