/* ============================================================
   Dr. Julia Ollenschläger – Custom Bootstrap 5 Styles
   Primärfarbe: #68A3DA | Dunkel: #17181E
   ============================================================ */

:root {
  --brand-blue:      #68A3DA;
  --brand-blue-dark: #4d8fc8;
  --brand-dark:      #17181E;
  --brand-bg:        #f4f7fb;
  --overlay-dark:    rgba(23, 24, 30, 0.74);
  --overlay-footer:  rgba(23, 24, 30, 0.82);
}

/* ── Hintergrundbild – einmalig auf body ─────────────────── */
body {
  background-image: url('../img/background.jpg');
  background-size: cover;
  background-attachment: fixed;
  background-position: center center;
}

/* Hauptinhalt deckt das Hintergrundbild ab und füllt verfügbaren Platz */
main {
  background-color: #fff;
  flex: 1 0 auto;
}

/* ── Navbar ──────────────────────────────────────────────── */
#mainNav {
  background-color: var(--overlay-dark);
  box-shadow: 0 2px 10px rgba(0,0,0,.4);
}
.navbar-brand img {
  max-height: 52px;
  width: auto;
  border-radius: 6px;
}
.navbar-nav .nav-link {
  color: rgba(255,255,255,.82) !important;
  font-size: .82rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .05em;
  padding-inline: .75rem;
  transition: color .2s;
}
.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--brand-blue) !important;
}
.navbar-toggler {
  border-color: rgba(255,255,255,.3);
}
.navbar-toggler-icon {
  filter: invert(1);
}
.dropdown-menu {
  border: none;
  border-radius: 6px;
  box-shadow: 0 8px 24px rgba(0,0,0,.12);
  min-width: 220px;
}
.dropdown-item {
  font-size: .875rem;
  padding: .55rem 1.25rem;
  color: #333;
}
.dropdown-item:hover,
.dropdown-item:focus {
  color: var(--brand-blue);
  background-color: var(--brand-bg);
}

/* ── Page Title Bar (Unterseiten) ────────────────────────── */
.page-title-bar {
  background: #fff;
  padding: 2.25rem 0 2rem;
  text-align: center;
  border-bottom: 1px solid #e3eaf3;
}
.page-title-bar h1 {
  color: var(--brand-blue);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  margin: 0;
  letter-spacing: -.01em;
}

/* ── Welcome Section (Homepage) ──────────────────────────── */
.welcome-section {
  background: var(--brand-bg);
  padding: 5rem 0 2rem;
  text-align: center;
}
.welcome-section h1 {
  color: var(--brand-blue);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -.01em;
}
.welcome-section .lead {
  color: #555;
  font-size: 1.1rem;
}

/* ── Typography ──────────────────────────────────────────── */
h2, h3, h4 {
  color: var(--brand-blue);
}
a {
  color: var(--brand-blue);
}
a:hover {
  color: var(--brand-blue-dark);
}
.page-content h3 {
  margin-top: 2.25rem;
  font-size: 1.2rem;
  font-weight: 600;
}
.page-content h3:first-child {
  margin-top: 0;
}
.page-content p,
.page-content li {
  color: #333;
  line-height: 1.78;
}
.page-content ul {
  padding-left: 1.5rem;
}
.page-content ul li {
  margin-bottom: .35rem;
}
blockquote {
  border-left: 4px solid var(--brand-blue);
  padding: .9rem 1.25rem;
  margin: 1.75rem 0;
  background: var(--brand-bg);
  border-radius: 0 6px 6px 0;
  font-style: italic;
  color: #495057;
}
blockquote p {
  margin: 0;
  color: #495057 !important;
}

/* ── Buttons ─────────────────────────────────────────────── */
.btn-primary {
  background-color: var(--brand-blue);
  border-color: var(--brand-blue);
  font-weight: 500;
  letter-spacing: .03em;
}
.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--brand-blue-dark);
  border-color: var(--brand-blue-dark);
}
.btn-outline-primary {
  color: var(--brand-blue);
  border-color: var(--brand-blue);
}
.btn-outline-primary:hover {
  background-color: var(--brand-blue);
  border-color: var(--brand-blue);
}

/* ── Service Cards (Homepage) ────────────────────────────── */
.service-card {
  border: 1px solid #e3eaf3;
  border-radius: 10px;
  transition: transform .22s ease, box-shadow .22s ease;
  text-decoration: none;
  color: inherit;
  display: block;
  padding: 1.75rem 1.5rem;
  background: #fff;
  height: 100%;
}
.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 28px rgba(104,163,218,.2);
  color: inherit;
}
.service-icon {
  font-size: 2rem;
  color: var(--brand-blue);
  flex-shrink: 0;
}
.service-card-title {
  display: flex;
  align-items: center;
  gap: .6rem;
  margin-bottom: .75rem;
}
.service-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin: 0;
  color: var(--brand-blue);
}
.service-card p {
  font-size: .875rem;
  color: #6c757d;
  margin: 0;
  line-height: 1.55;
}

/* ── Practice Images ─────────────────────────────────────── */
.practice-img {
  width: 100%;
  height: auto;
  border: 5px solid #fff;
  box-shadow: 0 0 0 1px rgba(0,0,0,.10), 0 8px 28px rgba(0,0,0,.18);
}

/* ── CTA Section ─────────────────────────────────────────── */
.cta-section {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  color: #fff;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(var(--overlay-footer), var(--overlay-footer)),
    url('../img/background.jpg') center / cover fixed;
  z-index: -1;
}
.cta-section h2 {
  color: #fff;
}
.cta-section p {
  color: rgba(255,255,255,.8);
}

/* ── Transport Table ─────────────────────────────────────── */
.table-transport th {
  background-color: var(--brand-blue);
  color: #fff;
  border-color: var(--brand-blue-dark);
  font-weight: 600;
}
.table-transport td {
  vertical-align: middle;
}
.table-transport tbody tr:nth-child(even) td {
  background-color: #e8f1f9;
}

/* ── Footer ──────────────────────────────────────────────── */
footer.site-footer {
  background-color: var(--overlay-footer);
  color: rgba(255,255,255,.6);
  font-size: .82rem;
}
footer.site-footer a {
  color: rgba(255,255,255,.6);
  text-decoration: none;
  transition: color .2s;
}
footer.site-footer a:hover {
  color: rgba(255,255,255,.95);
}

/* ── Back to Top ─────────────────────────────────────────── */
#back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
  background-color: var(--brand-blue);
  border: none;
  border-radius: 50%;
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.15rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s, visibility .3s, transform .2s;
  cursor: pointer;
  box-shadow: 0 3px 12px rgba(0,0,0,.2);
}
#back-to-top.show {
  opacity: 1;
  visibility: visible;
}
#back-to-top:hover {
  transform: translateY(-3px);
  background-color: var(--brand-blue-dark);
}

/* ── Theme Toggle Button ─────────────────────────────────── */
.theme-toggle {
  background: none;
  border: none;
  color: rgba(255,255,255,.82);
  font-size: 1.15rem;
  padding: .4rem .5rem;
  cursor: pointer;
  transition: color .2s;
  line-height: 1;
  flex-shrink: 0;
}
.theme-toggle:hover {
  color: var(--brand-blue);
}

/* ── Foto-Sektion (Behandlungsangebot) ───────────────────── */
.bg-photo-section {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}
.bg-photo-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(255,255,255,0.70), rgba(255,255,255,0.70)),
    url('../img/background.jpg') center / cover fixed;
  z-index: -1;
}

/* ── Dark Mode ───────────────────────────────────────────── */
[data-theme="dark"] main                    { background-color: #111827; }
[data-theme="dark"] .page-title-bar         { background: #111827; border-bottom-color: #374151; }
[data-theme="dark"] .page-title-bar h1      { color: var(--brand-blue); }
[data-theme="dark"] .welcome-section        { background: #1f2937; }
[data-theme="dark"] .welcome-section h1     { color: var(--brand-blue); }
[data-theme="dark"] .welcome-section .lead  { color: rgba(255,255,255,.6); }
[data-theme="dark"] .bg-brand-light         { background-color: #1f2937 !important; }
[data-theme="dark"] .bg-photo-section::before {
  background:
    linear-gradient(rgba(10,15,30,0.72), rgba(10,15,30,0.72)),
    url('../img/background.jpg') center / cover fixed;
}
[data-theme="dark"] h2,
[data-theme="dark"] h3,
[data-theme="dark"] h4                      { color: var(--brand-blue); }
[data-theme="dark"] .page-content            { color: #d1d5db; }
[data-theme="dark"] .page-content p,
[data-theme="dark"] .page-content li        { color: #d1d5db; }
[data-theme="dark"] .lead-sm                { color: #d1d5db; }
[data-theme="dark"] blockquote              { background: #1f2937; }
[data-theme="dark"] blockquote p            { color: #d1d5db !important; }
[data-theme="dark"] .service-card           { background: #1f2937; border-color: #374151; color: #d1d5db; }
[data-theme="dark"] .service-card p         { color: #9ca3af; }
[data-theme="dark"] .dropdown-menu          { background-color: #1f2937; }
[data-theme="dark"] .dropdown-item          { color: #d1d5db; }
[data-theme="dark"] .dropdown-item:hover,
[data-theme="dark"] .dropdown-item:focus    { background-color: #374151; color: var(--brand-blue); }
[data-theme="dark"] .table-transport td     { color: #d1d5db; background-color: #111827; }
[data-theme="dark"] .table-transport tbody tr:nth-child(even) td { background-color: #1f2937; }
[data-theme="dark"] .btn-outline-primary    { color: var(--brand-blue); border-color: var(--brand-blue); }
[data-theme="dark"] .practice-img          { border-color: #2d3748; box-shadow: 0 0 0 1px rgba(0,0,0,.3), 0 8px 28px rgba(0,0,0,.4); }

/* ── Verfügbarkeits-Box (termine.html) ───────────────────── */
.alert-availability {
  border-color: #dc3545 !important;
  background-color: #fff5f5;
  padding: .9rem 1.25rem;
  color: #dc3545;
}
[data-theme="dark"] .alert-availability {
  background-color: #2d1418;
  color: #f08090;
  border-color: #c0392b !important;
}

/* ── Utilities ───────────────────────────────────────────── */
.bg-brand-light {
  background-color: var(--brand-bg);
}
.text-brand {
  color: var(--brand-blue) !important;
}
.lead-sm {
  font-size: 1.05rem;
  color: #555;
  line-height: 1.75;
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 575.98px) {
  .page-title-bar h1  { font-size: 1.4rem; }
  .welcome-section    { padding: 3.5rem 0 3rem; }
  .welcome-section h1 { font-size: 1.7rem; }
}

/* Mobile: brand takes all free space → toggler and toggle sit flush together */
@media (max-width: 991.98px) {
  #mainNav .navbar-brand { margin-right: auto; }
}

/* Desktop: collapse fills all space, toggle sits flush at far right */
@media (min-width: 992px) {
  #mainNav .navbar-collapse { order: 1; flex-grow: 1; }
  #mainNav #theme-toggle    { order: 2; margin-left: 1.5rem; }
  .praxis-welcome-img       { width: 80%; }
}