/**
 * Reusable UI components — buttons, arrows, icons
 */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 14px;
  border-radius: 1.875rem;
  border: 1px solid transparent;
  font-family: var(--font-sans);
  font-size: var(--text-body-size);
  line-height: var(--text-body-line);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  background: transparent;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}

.btn--cd-outline {
  border-color: var(--color-cd);
  color: var(--color-cd);
}

.btn--cd-solid {
  background: var(--color-cd);
  border-color: var(--color-cd);
  color: var(--color-white);
}

.btn--white-solid {
  background: var(--color-white);
  border-color: var(--color-white);
  color: var(--color-cd);
}

.btn--white-outline {
  border-color: var(--color-white);
  color: var(--color-white);
}

.btn--white-outline.is-active,
.btn--white-outline[aria-selected="true"] {
  background: var(--color-cd-dark);
  border-color: var(--color-cd-dark);
  color: var(--color-white);
}

.btn--dark-solid {
  background: var(--color-cd-dark);
  border-color: var(--color-cd-dark);
  color: var(--color-white);
}

.btn--dark-outline {
  border-color: var(--color-cd-dark);
  color: var(--color-cd-dark);
}

.btn--light-outline {
  border-color: var(--color-cd-light);
  color: var(--color-cd-light);
}

.btn--light-outline.is-active {
  background: var(--color-cd-dark);
  border-color: var(--color-cd-dark);
  color: var(--color-white);
}

@media (hover: hover) and (pointer: fine) {
  .btn--cd-outline:hover {
    background: var(--color-cd);
    border-color: var(--color-cd);
    color: var(--color-white);
  }

  .btn--cd-solid:hover {
    background: transparent;
    border-color: var(--color-cd);
    color: var(--color-cd);
  }

  .btn--white-solid:hover {
    background: transparent;
    border-color: var(--color-white);
    color: var(--color-white);
  }

  .btn--white-outline:hover {
    background: var(--color-cd-dark);
    border-color: var(--color-cd-dark);
    color: var(--color-white);
  }

  .btn--dark-solid:hover {
    background: transparent;
    border-color: var(--color-cd-dark);
    color: var(--color-cd-dark);
  }

  .btn--dark-outline:hover {
    background: var(--color-cd-dark);
    border-color: var(--color-cd-dark);
    color: var(--color-white);
  }

  .btn--light-outline:hover {
    background: var(--color-cd-dark);
    border-color: var(--color-cd-dark);
    color: var(--color-white);
  }
}

/* Arrow buttons — Figma Button Pfeil: 37.93×31.83, radius 30 (stadium, not circle) */
.btn-arrow {
  display: inline-flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  width: 2.3706rem; /* 37.93px */
  height: 1.9893rem; /* 31.83px */
  padding: 0;
  border-radius: 1.875rem; /* 30px */
  border: 1px solid var(--color-cd);
  background: transparent;
  cursor: pointer;
  line-height: 0;
  text-decoration: none;
  transition: background-color 0.2s ease, border-color 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}

.btn-arrow__icon {
  width: 1.1206rem; /* 17.93px */
  height: 0.8643rem; /* 13.83px */
  object-fit: contain;
}

.btn-arrow--right .btn-arrow__icon {
  transform: rotate(180deg);
}

.btn-arrow__icon--solid {
  display: none;
}

.btn-arrow--solid {
  background: var(--color-cd-dark);
  border-color: var(--color-cd-dark);
}

.btn-arrow--solid .btn-arrow__icon--default {
  display: none;
}

.btn-arrow--solid .btn-arrow__icon--solid {
  display: block;
}

@media (hover: hover) and (pointer: fine) {
  .btn-arrow:hover {
    background: var(--color-cd-dark);
    border-color: var(--color-cd-dark);
  }

  .btn-arrow:hover .btn-arrow__icon--default {
    display: none;
  }

  .btn-arrow:hover .btn-arrow__icon--solid {
    display: block;
  }
}

/* Icon buttons (phone / mail) */
.btn-icon {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--color-cd);
  cursor: pointer;
  line-height: 0;
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}

.btn-icon__glyph {
  position: relative;
  z-index: 1;
  display: flex;
  width: 100%;
  height: 100%;
  align-items: center;
  justify-content: center;
}

.btn-icon__glyph img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* Soft hover circle via ::before so outline icons never change layout size */
.btn-icon--outline::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 2.4375rem;
  height: 2.4375rem;
  translate: -50% -50%;
  border-radius: 50%;
  background: var(--color-cd);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  z-index: 0;
}

.btn-icon--solid {
  width: 2.4375rem;
  height: 2.4375rem;
  border-radius: 50%;
  background: var(--color-cd);
}

.btn-icon--solid .btn-icon__glyph {
  width: 1.25rem;
  height: 1.25rem;
  filter: brightness(0) invert(1);
}

@media (hover: hover) and (pointer: fine) {
  .btn-icon--outline:hover::before {
    opacity: 1;
  }

  .btn-icon--outline:hover .btn-icon__glyph {
    width: 1.25rem;
    height: 1.25rem;
    filter: brightness(0) invert(1);
  }

  .btn-icon--solid:hover {
    background: transparent;
  }

  .btn-icon--solid:hover .btn-icon__glyph {
    filter: none;
  }
}