/* ==========================================================================
   components.css
   - Logo, Footer, Buttons, Hotspot UI
   ========================================================================== */

/* Logo */
/* Logo: der LINK ist das klickbare/fixed Element */
.site-logo-link{
  position: fixed;
  top: 0;
  left: 0;
  z-index: 80000;

  display: block;
  width: clamp(300px, 42vw, 420px);
  line-height: 0;
  padding: 0;
  margin: 0;

  text-decoration: none;
  background: transparent;

  cursor: pointer;
  pointer-events: auto;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

/* IMG ist nicht mehr fixed, sondern „normal“ im Link */
.site-logo{
  position: static;   /* <- wichtig */
  width: 100%;
  height: auto;
  display: block;

  filter: drop-shadow(0 8px 18px rgba(0, 0, 0, 0.45));

  pointer-events: none; /* Click geht sauber an <a> */
}

/* Mobile Pan Buttons */
.pan-btn {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  z-index: 20;

  width: clamp(25px, 9vw, 52px);
  height: auto;

  padding: 0;
  border: 0;
  background: transparent;

  display: grid;
  place-items: center;

  -webkit-tap-highlight-color: transparent;
  user-select: none;
  touch-action: none;

  filter: drop-shadow(0 8px 18px rgba(0, 0, 0, 0.45));
}

.pan-btn img {
  width: 100%;
  height: auto;
  display: block;
  pointer-events: none;
}

.pan-btn--left  { left: 0;  padding-left: 0; }
.pan-btn--right { right: 0; padding-right: 0; }

@media (hover: hover) and (pointer: fine) {
  .pan-btn { display: none; }
}

/* Footer */
.site-footer {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;

  height: clamp(42px, 4vh, 62px);
  background: var(--sf-darkgrey);

  z-index: 11001;
  display: flex;
  align-items: center;
  justify-content: flex-start;

  padding-left: clamp(14px, 2vw, 28px);
  padding-right: clamp(18px, 2vw, 24px);

  color: #fff;
  font-family: "Source Sans 3", "Source Sans Pro", system-ui, -apple-system, Segoe UI, Arial, sans-serif;
  font-weight: 600;
  font-size: clamp(16px, 1vw, 18pt);
  line-height: 1;

  box-shadow: 0 -8px 18px rgba(0, 0, 0, 0.25);
}

.site-footer__inner {
  display: flex;
  align-items: center;
  gap: 0;
  white-space: nowrap;
}

.site-footer__sep {
  margin: 0 10px;
  opacity: 0.9;
}

.site-footer__link {
  color: #fff;
  text-decoration: none;
  transition: color 200ms ease;
}

.site-footer__link:hover,
.site-footer__link:focus-visible {
  color: var(--sf-orange);
}

/* Home-Button */
.home-btn{
  padding: 10px;
  box-sizing: content-box;
  touch-action: manipulation;
  -webkit-user-select: none;
  user-select: none;
  pointer-events: auto;

  position: absolute;
  top: clamp(14px, 1.6vw, 25px);
  right: clamp(14px, 1.6vw, 25px);

  width: clamp(56px, 4.2vw, 80px);
  height: clamp(30px, 2.2vw, 42px);

  display: grid;
  place-items: center;
  text-decoration: none;
}

.home-btn__svg{ width: 100%; height: 100%; display: block; }

.home-btn__bg{
  fill: var(--sf-orange);
  transition: fill 180ms ease;
}

.home-btn__icon{
  fill: #000;
  transition: fill 180ms ease;
}

.home-btn:hover .home-btn__bg,
.home-btn:focus-visible .home-btn__bg{ fill: #fff; }

.home-btn:hover .home-btn__icon,
.home-btn:focus-visible .home-btn__icon{ fill: var(--sf-orange); }

/* Tap immer auf <a>, nicht auf SVG-Innereien */
.home-btn__svg,
.home-btn__svg *{
  pointer-events: none;
}

/* Hotspot Launcher */
.hotspot-btn{
  position: fixed;
  top: clamp(14px, 1.6vw, 25px);
  right: clamp(14px, 1.6vw, 25px);
  z-index: 40;

  padding: 10px 12px;
  border-radius: 12px;
  border: 0;
  background: var(--sf-orange);
  color: #000;
  font: inherit;
  font-weight: 700;

  filter: drop-shadow(0 8px 18px rgba(0,0,0,.45));

  opacity: 0;
  transform: translateY(-10px);
  pointer-events: none;
  transition: opacity 140ms ease, transform 140ms ease;
}

.hotspot-btn:focus,
.hotspot-btn:focus-visible{
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.hotspot-btn[aria-expanded="true"]{
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

@media (prefers-reduced-motion: reduce){
  .hotspot-btn{ transition: none; }
}

/* Panel */
.hotspot-panel{
  position: fixed;
  right: clamp(12px, 2vw, 24px);
  top: calc(clamp(14px, 1.6vw, 25px) + 56px);
  width: min(340px, 92vw);
  max-height: min(60vh, 520px);
  overflow: auto;

  background: var(--sf-darkgrey);
  border-radius: 16px;
  padding: 14px;

  z-index: 40;
  box-shadow: 0 18px 38px rgba(0,0,0,.45);
}

.hotspot-title{
  margin: 0 0 10px 0;
  color: #fff;
  font-size: 18px;
}

.hotspot-list{
  list-style: none;
  padding: 0;
  margin: 0 0 12px 0;
  display: grid;
  gap: 8px;
}

.hotspot-item-btn{
  width: 100%;
  text-align: left;
  padding: 10px 12px;
  border-radius: 12px;
  background: var(--sf-lightgrey);
  color: #fff;
  font: inherit;
  border: none;
}

.hotspot-close{
  width: 100%;
  padding: 10px 12px;
  border: 0;
  border-radius: 12px;
  background: var(--sf-lightgrey);
  color: #fff;
  font: inherit;
  font-weight: 600;
}

/* Global MQ (klein) */
@media (max-width: 520px) {
  .site-logo { filter: drop-shadow(0 0 6px rgba(0, 0, 0, 0.45)); }
  .pan-btn   { filter: drop-shadow(0 0 6px rgba(0, 0, 0, 0.45));}
}

.sf-loader{
  position: fixed;
  left: 50%;
  transform: translateX(-50%);
  bottom: 50%;

  width: min(420px, 70vw);
  z-index: 90000;

  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease;

  background: rgba(255,255,255,1);
  padding: 12px 14px;
  border-radius: 12px;
  box-shadow: 0 18px 38px rgba(0,0,0,.35);
}

.sf-loader.is-visible{ opacity: 1; }

.sf-loader__bar{
  height: 16px;
  background: rgba(0,0,0,.12);
  border-radius: 999px;
  overflow: hidden;
}

.sf-loader__fill{
  height: 100%;
  background: var(--sf-orange);
  transform-origin: left;
  transform: scaleX(0);
  transition: transform 140ms linear;
}

.sf-loader__label{
  margin-top: 8px;
  font-size: 18px;
  color: #111;
}

/* Fallback, wenn kein echter Prozentwert verfügbar ist */
.sf-loader.is-indeterminate .sf-loader__fill{
  width: 40%;
  transform: translateX(-120%);
  animation: sfLoaderIndet 900ms ease-in-out infinite;
}

@keyframes sfLoaderIndet{
  0%   { transform: translateX(-120%); }
  100% { transform: translateX(280%); }
}