/*
 * Pełnoekranowy preloader wyszukiwania ofert (/noclegi z datami) — #apartments-search-preloader.
 * Wszystkie animacje to wyłącznie transform / opacity (compositor), więc działają płynnie także wtedy,
 * gdy wątek główny jest zajęty wstawianiem wyników.
 */
.search-preloader {
  --sp-brown: rgb(var(--color-primary-rgb, 75, 49, 13));
  --sp-gold: var(--color-secondary, #a29061);
  --sp-gold-rgb: var(--color-secondary-rgb, 162, 144, 97);
  --sp-surface: var(--color-surface, #fff);
  --sp-text: var(--color-text, #1c1917);
  --sp-muted: var(--color-text-muted, #57534e);
  position: fixed;
  inset: 0;
  z-index: 10080;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem 1rem;
  background: color-mix(in srgb, var(--sp-surface) 90%, transparent);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.38s ease;
}

.search-preloader[hidden] {
  display: none;
}

.search-preloader.is-open {
  opacity: 1;
  pointer-events: auto;
}

/* Gdy JS nie przejmie sterowania (błąd skryptu), nakładka z serwera nie może blokować strony na zawsze. */
.search-preloader.is-initial {
  animation: search-preloader-failsafe 0.4s ease 40s forwards;
}

.search-preloader__content {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: min(25rem, 100%);
  text-align: center;
  transform: translateY(10px);
  transition: transform 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.search-preloader.is-open .search-preloader__content {
  transform: none;
}

/* ——— Okno z Tatrami ——— */
.search-preloader__window {
  position: relative;
  width: 124px;
  height: 124px;
  margin-bottom: 1.75rem;
}

/* Obracający się łuk wokół okna — sygnał „trwa szukanie”. */
.search-preloader__window::before {
  content: "";
  position: absolute;
  inset: -9px;
  border-radius: 50%;
  border: 2px solid rgba(var(--sp-gold-rgb), 0.18);
  border-top-color: var(--sp-gold);
  border-right-color: rgba(var(--sp-gold-rgb), 0.55);
  animation: search-preloader-spin 1.6s cubic-bezier(0.5, 0.15, 0.45, 0.85) infinite;
}

.search-preloader__scene {
  position: absolute;
  inset: 0;
  overflow: hidden;
  border-radius: 50%;
  background: linear-gradient(180deg, rgba(var(--sp-gold-rgb), 0.16) 0%, rgba(var(--sp-gold-rgb), 0.05) 62%, var(--sp-surface) 100%);
  box-shadow: inset 0 0 0 1px rgba(var(--sp-gold-rgb), 0.28);
  /* Safari: przycięcie animowanych warstw do koła */
  -webkit-mask-image: -webkit-radial-gradient(white, black);
}

.search-preloader__sun {
  position: absolute;
  left: 58%;
  top: 22%;
  width: 30px;
  height: 30px;
  margin-left: -15px;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 38%, #f4e3b5 0%, var(--sp-gold) 70%);
  box-shadow: 0 0 22px 6px rgba(var(--sp-gold-rgb), 0.35);
  animation: search-preloader-sun 5.5s ease-in-out infinite;
}

.search-preloader__ridge {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 200%;
  display: block;
  will-change: transform;
}

.search-preloader__ridge svg {
  display: block;
  width: 100%;
  height: 100%;
}

.search-preloader__ridge--far {
  height: 58%;
  color: rgba(var(--sp-gold-rgb), 0.55);
  animation: search-preloader-ridge 16s linear infinite;
}

.search-preloader__ridge--near {
  height: 46%;
  color: var(--sp-brown);
  animation: search-preloader-ridge 9s linear infinite;
}

/* ——— Teksty ——— */
.search-preloader__title {
  margin: 0;
  font-size: clamp(1.15rem, 1rem + 0.8vw, 1.4rem);
  font-weight: 650;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--sp-text);
  text-wrap: balance;
}

.search-preloader__summary {
  margin: 0.45rem 0 0;
  font-size: 0.95rem;
  color: var(--sp-muted);
}

.search-preloader__summary[hidden] {
  display: none;
}

/* ——— Pasek postępu (orientacyjny; dobija do 100% po zakończeniu) ——— */
.search-preloader__progress {
  position: relative;
  width: min(16rem, 80%);
  height: 3px;
  margin: 1.35rem 0 1.25rem;
  overflow: hidden;
  border-radius: 3px;
  background: rgba(var(--sp-gold-rgb), 0.2);
}

.search-preloader__progress span {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--sp-gold), var(--sp-brown));
  transform-origin: left center;
  transform: scaleX(0.04);
  /* HOTRES odpowiada zwykle w 4–12 s — pasek rośnie powoli i nie „stoi” długo przy końcu. */
  animation: search-preloader-progress 15s cubic-bezier(0.25, 0.5, 0.3, 1) forwards;
}

.search-preloader.is-done .search-preloader__progress span {
  animation: none;
  transform: scaleX(1);
  transition: transform 0.25s ease-out;
}

/* ——— Etapy wyszukiwania ——— */
.search-preloader__steps {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
  text-align: left;
  font-size: 0.9rem;
  color: var(--sp-text);
}

.search-preloader__step {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  line-height: 1.35;
}

.search-preloader__state {
  position: relative;
  flex: 0 0 18px;
  width: 18px;
  height: 18px;
}

.search-preloader__state > * {
  position: absolute;
  inset: 0;
}

.search-preloader__pending::before {
  content: "";
  position: absolute;
  inset: 6px;
  border-radius: 50%;
  background: rgba(var(--sp-gold-rgb), 0.45);
}

.search-preloader__spin::before {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: 50%;
  border: 2px solid rgba(var(--sp-gold-rgb), 0.25);
  border-top-color: var(--sp-brown);
  animation: search-preloader-spin 0.8s linear infinite;
}

.search-preloader__check {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--sp-gold);
  color: #fff;
}

.search-preloader__check svg {
  width: 11px;
  height: 11px;
}

/* Oś czasu 4 s: etap 1 kończy się ~1,6 s, etap 2 ~3,4 s, etap 3 trwa do końca wyszukiwania. */
.search-preloader__step > span:last-child,
.search-preloader__state > * {
  animation-duration: 4s;
  animation-timing-function: linear;
  animation-fill-mode: forwards;
}

.search-preloader__step:nth-child(1) .search-preloader__pending { opacity: 0; }
.search-preloader__step:nth-child(1) .search-preloader__spin { animation-name: search-preloader-out-40; }
.search-preloader__step:nth-child(1) .search-preloader__check { opacity: 0; animation-name: search-preloader-check-40; }

.search-preloader__step:nth-child(2) .search-preloader__pending { animation-name: search-preloader-out-40; }
.search-preloader__step:nth-child(2) .search-preloader__spin { opacity: 0; animation-name: search-preloader-between; }
.search-preloader__step:nth-child(2) .search-preloader__check { opacity: 0; animation-name: search-preloader-check-85; }
.search-preloader__step:nth-child(2) > span:last-child { opacity: 0.5; animation-name: search-preloader-text-40; }

.search-preloader__step:nth-child(3) .search-preloader__pending { animation-name: search-preloader-out-85; }
.search-preloader__step:nth-child(3) .search-preloader__spin { opacity: 0; animation-name: search-preloader-in-85; }
.search-preloader__step:nth-child(3) .search-preloader__check { opacity: 0; }
.search-preloader__step:nth-child(3) > span:last-child { opacity: 0.5; animation-name: search-preloader-text-85; }

/* Po zakończeniu wszystkie etapy odhaczone (widoczne przez chwilę w trakcie wygaszania). */
.search-preloader.is-done .search-preloader__state > *,
.search-preloader.is-done .search-preloader__step > span:last-child {
  animation: none;
}
.search-preloader.is-done .search-preloader__pending,
.search-preloader.is-done .search-preloader__spin {
  opacity: 0;
}
.search-preloader.is-done .search-preloader__check,
.search-preloader.is-done .search-preloader__step > span:last-child {
  opacity: 1;
}

@keyframes search-preloader-spin {
  to { transform: rotate(360deg); }
}

@keyframes search-preloader-ridge {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(-50%, 0, 0); }
}

@keyframes search-preloader-sun {
  0%, 100% { transform: translate3d(0, 6px, 0) scale(0.96); opacity: 0.85; }
  50% { transform: translate3d(0, -4px, 0) scale(1.04); opacity: 1; }
}

@keyframes search-preloader-progress {
  from { transform: scaleX(0.04); }
  to { transform: scaleX(0.92); }
}

@keyframes search-preloader-out-40 {
  0%, 38% { opacity: 1; }
  44%, 100% { opacity: 0; }
}

@keyframes search-preloader-out-85 {
  0%, 83% { opacity: 1; }
  89%, 100% { opacity: 0; }
}

@keyframes search-preloader-in-85 {
  0%, 83% { opacity: 0; }
  89%, 100% { opacity: 1; }
}

@keyframes search-preloader-between {
  0%, 38% { opacity: 0; }
  44%, 83% { opacity: 1; }
  89%, 100% { opacity: 0; }
}

@keyframes search-preloader-check-40 {
  0%, 38% { opacity: 0; transform: scale(0.5); }
  46%, 100% { opacity: 1; transform: none; }
}

@keyframes search-preloader-check-85 {
  0%, 83% { opacity: 0; transform: scale(0.5); }
  91%, 100% { opacity: 1; transform: none; }
}

@keyframes search-preloader-text-40 {
  0%, 38% { opacity: 0.5; }
  44%, 100% { opacity: 1; }
}

@keyframes search-preloader-text-85 {
  0%, 83% { opacity: 0.5; }
  89%, 100% { opacity: 1; }
}

@keyframes search-preloader-failsafe {
  to { opacity: 0; visibility: hidden; pointer-events: none; }
}

@media (max-width: 480px) {
  .search-preloader__window {
    width: 104px;
    height: 104px;
    margin-bottom: 1.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .search-preloader,
  .search-preloader__content {
    transition-duration: 0.01ms;
  }
  .search-preloader__ridge,
  .search-preloader__sun {
    animation: none;
  }
  .search-preloader__window::before {
    animation-duration: 3s;
    animation-timing-function: linear;
  }
}