:root {
  --bg: #1b120c;
  --bg-2: #241a12;
  --accent: #d98c3d;
  --accent-2: #f2b872;
  --text: #f5ead9;
  --text-dim: #c9b8a3;
  --card-bg: #2c2016;
  --border: #4a3624;
  --danger: #c0503a;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  height: 100dvh;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", "Tahoma", Arial, sans-serif;
  -webkit-user-select: none;
  user-select: none;
}

#app {
  position: relative;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  background: radial-gradient(circle at 50% 20%, var(--bg-2), var(--bg) 70%);
}

/* ---------- Carousel (auto-scroll) view ---------- */

#carousel {
  position: absolute;
  inset: 0;
  cursor: pointer;
  background: #000;
}

.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.9s ease;
  pointer-events: none;
  overflow: hidden;
}

.slide.active {
  opacity: 1;
  pointer-events: auto;
}

.slide img.bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.slide-number {
  position: absolute;
  top: 3vh;
  left: 3vh;
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  background: var(--accent);
  color: #1b120c;
  font-weight: 800;
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  padding: 0.5em 1.3em;
  border-radius: 999px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

.slide-number .label {
  font-weight: 500;
  font-size: 0.65em;
  opacity: 0.75;
}

.slide-name-bar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 8vh 5vw 4vh;
  background: linear-gradient(to top, rgba(0,0,0,0.85), rgba(0,0,0,0));
}

.slide-name {
  font-size: clamp(2rem, 5vw, 3.8rem);
  font-weight: 700;
  text-align: left;
  max-width: 90vw;
  line-height: 1.15;
  color: #fff;
  text-shadow: 0 4px 18px rgba(0,0,0,0.6);
}

#progress-bar {
  position: absolute;
  top: 0;
  left: 0;
  height: 5px;
  background: var(--accent);
  width: 0%;
  z-index: 5;
}

#tap-hint {
  position: absolute;
  top: 1.5vh;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.95rem;
  color: #fff;
  letter-spacing: 0.03em;
  text-shadow: 0 2px 8px rgba(0,0,0,0.6);
  max-width: 90vw;
  text-align: center;
}

#tap-hint-text {
  display: inline-block;
  opacity: 0.75;
  transition: opacity 0.5s ease;
}

#tap-hint-text.fade-out {
  opacity: 0;
}

#empty-state {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
  padding: 2rem;
  max-width: 640px;
}

#empty-state.visible { display: flex; }

#empty-state h1 { font-size: 1.8rem; margin: 0; }
#empty-state p { color: var(--text-dim); font-size: 1.1rem; line-height: 1.5; margin: 0; }

/* ---------- Search overlay ---------- */

#search-overlay {
  position: absolute;
  inset: 0;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  transform: translateY(100%);
  transition: transform 0.4s ease;
  z-index: 10;
}

#search-overlay.open {
  transform: translateY(0);
}

#search-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 2.2vh 3vw;
  border-bottom: 2px solid var(--border);
  background: var(--bg-2);
}

#search-input {
  flex: 1;
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  padding: 0.7em 1em;
  border-radius: 16px;
  border: 2px solid var(--border);
  background: var(--card-bg);
  color: var(--text);
  outline: none;
  direction: auto;
  unicode-bidi: plaintext;
}

#search-input::placeholder { color: var(--text-dim); }

#search-input:focus { border-color: var(--accent); }

#close-search {
  flex-shrink: 0;
  width: 3.4em;
  height: 3.4em;
  border-radius: 50%;
  border: none;
  background: var(--danger);
  color: #fff;
  font-size: 1.4rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

#search-count {
  padding: 1.4vh 3vw 0;
  color: var(--text-dim);
  font-size: 1rem;
}

#results {
  flex: 1;
  overflow-y: auto;
  padding: 2vh 3vw 4vh;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.6rem;
  align-content: start;
}

.result-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1.1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
  text-align: center;
}

.result-card .thumb {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 12px;
  overflow: hidden;
  background: var(--bg-2);
  display: flex;
  align-items: center;
  justify-content: center;
}

.result-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.result-card .r-name {
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.25;
}

.result-card .r-number {
  background: var(--accent);
  color: #1b120c;
  font-weight: 800;
  border-radius: 999px;
  padding: 0.25em 0.9em;
  font-size: 0.95rem;
}

#no-results {
  display: none;
  color: var(--text-dim);
  text-align: center;
  padding: 4rem 1rem;
  font-size: 1.2rem;
  grid-column: 1 / -1;
}

#no-results.visible { display: block; }

/* ---------- Admin / import corner ---------- */

#admin-btn {
  position: absolute;
  top: 1.5vh;
  right: 1.5vh;
  width: 2.6em;
  height: 2.6em;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: rgba(44,32,22,0.55);
  color: var(--text-dim);
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 20;
  cursor: pointer;
}

#admin-panel {
  position: absolute;
  top: 5.5vh;
  right: 1.5vh;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.2rem;
  width: min(360px, 80vw);
  display: none;
  flex-direction: column;
  gap: 0.9rem;
  z-index: 20;
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

#admin-panel.visible { display: flex; }

#admin-panel h2 {
  margin: 0;
  font-size: 1.1rem;
}

#admin-panel label {
  font-size: 0.9rem;
  color: var(--text-dim);
}

#admin-panel input[type="file"] {
  color: var(--text-dim);
  font-size: 0.85rem;
}

#admin-panel input[type="range"] {
  width: 100%;
}

#admin-panel input[type="text"] {
  width: 100%;
  padding: 0.5em 0.7em;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-2);
  color: var(--text);
  font-size: 0.9rem;
}

#admin-status {
  font-size: 0.85rem;
  color: var(--accent-2);
  min-height: 1.2em;
}

.admin-row {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.admin-close {
  align-self: flex-end;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 0.9rem;
  cursor: pointer;
  text-decoration: underline;
}