:root {
  --color-bg: #f5f1ea;
  --color-surface: #ffffff;
  --color-surface-2: #fbf8f3;
  --color-text: #14202b;
  --color-text-soft: #2c3a48;
  --color-muted: #5c6b78;
  --color-accent: #0d3a52;
  --color-accent-2: #1f6f8b;
  --color-accent-soft: #e6eef3;
  --color-border: #e2ddd3;
  --color-border-strong: #cfc8ba;

  --radius-sm: 10px;
  --radius: 18px;
  --radius-lg: 28px;

  --shadow-sm: 0 4px 14px rgba(15, 58, 77, 0.06);
  --shadow: 0 14px 40px rgba(15, 58, 77, 0.10);
  --shadow-lg: 0 30px 70px rgba(15, 58, 77, 0.14);

  --font-sans: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --font-serif: "Cormorant Garamond", "Iowan Old Style", "Apple Garamond",
    "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-text);
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(31, 111, 139, 0.10), transparent 60%),
    radial-gradient(900px 500px at -10% 30%, rgba(196, 123, 75, 0.05), transparent 60%),
    var(--color-bg);
  line-height: 1.6;
  font-size: 17px;
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--color-accent);
  text-decoration: none;
}
a:focus-visible {
  outline: 2px solid var(--color-accent-2);
  outline-offset: 3px;
  border-radius: 6px;
}

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

/* ───── Layout ───── */
.hub {
  width: 100%;
  max-width: 520px;
  margin: 0 auto;
  padding: clamp(1.5rem, 6vw, 2.5rem) clamp(1.25rem, 5vw, 1.75rem) 2rem;
  display: flex;
  flex-direction: column;
  gap: clamp(1.5rem, 5vw, 2.25rem);
  min-height: 100dvh;
}

/* ───── Header / Logo ───── */
.hub__header {
  text-align: center;
  animation: fadeUp 700ms var(--ease) both;
}
.hub__logo {
  display: flex;
  justify-content: center;
  margin-bottom: 1.25rem;
}
.hub__logo img {
  height: clamp(200px, 55vw, 320px);
  width: auto;
  filter: drop-shadow(0 8px 22px rgba(15, 58, 77, 0.14));
}
.hub__title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(1.7rem, 6vw, 2.2rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0 0 0.4rem;
  color: var(--color-accent);
}
.hub__address {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0.25rem auto 0.85rem;
  padding: 0.5rem 0.95rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  color: var(--color-text-soft);
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.005em;
  box-shadow: var(--shadow-sm);
  transition: all 200ms var(--ease);
  max-width: 100%;
}
.hub__address svg {
  width: 16px;
  height: 16px;
  color: var(--color-accent-2);
  flex: none;
}
.hub__address span {
  text-align: center;
  line-height: 1.35;
}
.hub__address:hover {
  color: var(--color-accent);
  border-color: var(--color-border-strong);
  transform: translateY(-1px);
}

.hub__sub {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}

/* ───── Praxis-Liste ───── */
.hub__list {
  display: flex;
  flex-direction: column;
  gap: clamp(1rem, 3vw, 1.25rem);
}

.practice-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(1.25rem, 4.5vw, 1.75rem);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  position: relative;
  overflow: hidden;
  animation: fadeUp 800ms var(--ease) both;
  animation-delay: 100ms;
}
.practice-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: linear-gradient(180deg, var(--color-accent) 0%, var(--color-accent-2) 100%);
  opacity: 0.9;
}
.practice-card + .practice-card { animation-delay: 200ms; }

.practice-card__head {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}
.practice-card__eyebrow {
  margin: 0 0 0.35rem;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-accent-2);
  font-weight: 600;
}
.practice-card__title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(1.4rem, 5vw, 1.7rem);
  line-height: 1.15;
  letter-spacing: -0.005em;
  margin: 0;
  color: var(--color-accent);
}
.practice-card__doctor {
  margin: 0.1rem 0 0;
  color: var(--color-text-soft);
  font-size: 0.98rem;
}
.practice-card__address {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

/* ───── Buttons ───── */
.practice-card__actions {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-top: 0.25rem;
}

.btn {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.95rem 1.1rem;
  border-radius: 14px;
  font-size: 1rem;
  font-weight: 500;
  border: 1px solid transparent;
  transition: all 200ms var(--ease);
  font-family: inherit;
  text-align: left;
  width: 100%;
  min-height: 56px;
}
.btn svg {
  width: 22px;
  height: 22px;
  flex: none;
}
.btn__label {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  min-width: 0;
}
.btn__caption {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.75;
  font-weight: 600;
}
.btn__main {
  font-size: 1.02rem;
  font-weight: 600;
  letter-spacing: 0.005em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-accent);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn--primary:hover,
.btn--primary:active {
  background: var(--color-accent-2);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.btn--ghost {
  background: var(--color-surface-2);
  color: var(--color-accent);
  border-color: var(--color-border-strong);
}
.btn--ghost:hover,
.btn--ghost:active {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
  transform: translateY(-1px);
}

/* ───── Footer ───── */
.hub__footer {
  margin-top: auto;
  text-align: center;
  color: var(--color-muted);
  font-size: 0.82rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.55rem;
  padding-top: 0.5rem;
}
.hub__footer p { margin: 0; }
.hub__footer-nav {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.88rem;
}
.hub__footer-nav a {
  color: var(--color-text-soft);
  padding: 0.25rem 0.1rem;
}
.hub__footer-nav a:hover { color: var(--color-accent); }
.hub__footer-nav span { color: var(--color-border-strong); }

/* ───── Legal pages (Impressum / Datenschutz) ───── */
.legal {
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  padding: clamp(1.5rem, 5vw, 2.25rem) clamp(1.25rem, 5vw, 1.75rem) 2rem;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  gap: clamp(1.25rem, 4vw, 1.75rem);
}
.legal__back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.92rem;
  color: var(--color-muted);
  align-self: flex-start;
  padding: 0.4rem 0.6rem 0.4rem 0;
}
.legal__back:hover { color: var(--color-accent); }
.legal__back svg { width: 14px; height: 14px; }

.legal__head {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: clamp(1rem, 3vw, 1.5rem);
}
.legal__head h1 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(1.7rem, 5.5vw, 2.3rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0 0 0.4rem;
  color: var(--color-accent);
}
.legal__head p { margin: 0; color: var(--color-muted); }

.legal__content section { margin-bottom: 1.75rem; }
.legal__content section:last-child { margin-bottom: 0; }
.legal__content h2 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 1.2rem;
  color: var(--color-accent);
  margin: 0 0 0.55rem;
  letter-spacing: -0.005em;
}
.legal__content h3 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.98rem;
  color: var(--color-text);
  margin: 1.1rem 0 0.35rem;
  letter-spacing: 0.02em;
}
.legal__content p { margin: 0 0 0.85rem; color: var(--color-text-soft); }
.legal__content ul {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
  color: var(--color-text-soft);
}
.legal__content li { margin-bottom: 0.25rem; }

.legal__group {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: clamp(1rem, 3vw, 1.4rem) clamp(1.1rem, 3.5vw, 1.5rem);
  margin-bottom: 1rem;
  position: relative;
}
.legal__group::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  border-radius: var(--radius) 0 0 var(--radius);
  background: linear-gradient(180deg, var(--color-accent) 0%, var(--color-accent-2) 100%);
  opacity: 0.85;
}
.legal__group h3 {
  margin-top: 0;
  color: var(--color-accent);
  font-size: 1.02rem;
}
.legal__group p:last-child { margin-bottom: 0; }

.legal__footer {
  margin-top: auto;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  text-align: center;
  color: var(--color-muted);
  font-size: 0.82rem;
}
.legal__footer p { margin: 0 0 0.4rem; }
.legal__footer p:last-child { margin-bottom: 0; }

/* ───── Animations ───── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ───── Dark mode ───── */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0c1419;
    --color-surface: #131e25;
    --color-surface-2: #182530;
    --color-text: #e7ecf0;
    --color-text-soft: #c5cdd5;
    --color-muted: #8a98a4;
    --color-accent: #8fcae3;
    --color-accent-2: #b6dcec;
    --color-accent-soft: #1a2f3b;
    --color-border: #243038;
    --color-border-strong: #324250;
    --shadow-sm: 0 4px 14px rgba(0, 0, 0, 0.35);
    --shadow: 0 14px 40px rgba(0, 0, 0, 0.45);
  }
  body {
    background:
      radial-gradient(1200px 600px at 80% -10%, rgba(143, 202, 227, 0.10), transparent 60%),
      radial-gradient(900px 500px at -10% 30%, rgba(217, 154, 114, 0.04), transparent 60%),
      var(--color-bg);
  }
  .hub__logo img { filter: brightness(0) invert(0.92); }
  .btn--primary {
    background: var(--color-accent);
    color: #0c1419;
  }
  .btn--primary:hover,
  .btn--primary:active {
    background: var(--color-accent-2);
    color: #0c1419;
  }
}