:root {
  --ink: #f7fbff;
  --muted: rgba(247, 251, 255, 0.68);
  --line: rgba(255, 255, 255, 0.18);
  --accent: #e7ff6a;
  --danger: #ff9d9d;
  --split: 39%;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  font-family: Manrope, sans-serif;
  color: var(--ink);
  background: #02060c;
  overflow: hidden;
}

.scene {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  display: block;
}

.kicker {
  margin: 0;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  font-size: 0.72rem;
  color: var(--accent);
  font-weight: 700;
}
h1, h2, strong { font-family: Unbounded, sans-serif; font-weight: 700; }

.gate {
  position: relative;
  z-index: 5;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  overflow: hidden;
  background: transparent;
}
.gate[hidden], .app[hidden] { display: none !important; }

.gate__card, .popup__card, .admin__card {
  width: min(440px, 100%);
  padding: 1.5rem 1.35rem 1.3rem;
  border-radius: 24px;
  background: rgba(6, 14, 28, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(18px);
}
.gate h1 {
  margin: 0.35rem 0 0.45rem;
  font-size: clamp(2.6rem, 8vw, 3.6rem);
  letter-spacing: -0.03em;
}
.gate__lead { margin: 0 0 1rem; color: var(--muted); }

.field { display: grid; gap: 0.35rem; margin: 0.75rem 0; }
.field span { font-size: 0.82rem; color: var(--muted); }
input, textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.35);
  color: var(--ink);
  border-radius: 12px;
  padding: 0.75rem 0.85rem;
  font: inherit;
}
textarea { resize: vertical; min-height: 120px; }
input:focus, textarea:focus { outline: 2px solid rgba(231, 255, 106, 0.45); }

.btn {
  appearance: none;
  border: 0;
  border-radius: 999px;
  background: var(--accent);
  color: #142000;
  font: inherit;
  font-weight: 700;
  padding: 0.72rem 1.1rem;
  cursor: pointer;
}
.btn--ghost {
  background: rgba(0, 0, 0, 0.28);
  color: var(--ink);
  border: 1px solid var(--line);
  backdrop-filter: blur(8px);
}
.btn.is-on { border-color: var(--accent); color: var(--accent); }
.error { color: var(--danger); margin: 0.2rem 0 0.6rem; }

.app { position: relative; z-index: 2; }
.top {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 8;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 0.85rem 1rem 1.4rem;
  background: linear-gradient(to bottom, rgba(2, 8, 16, 0.72), transparent);
  pointer-events: none;
}
.top strong { display: block; font-size: 1.05rem; letter-spacing: 0.04em; }
.top__actions { display: flex; gap: 0.4rem; flex-wrap: wrap; justify-content: flex-end; pointer-events: auto; }
.top .btn { padding: 0.45rem 0.8rem; font-size: 0.82rem; }

.stage {
  position: relative;
  z-index: 1;
  height: 100svh;
}
.meter {
  position: fixed;
  right: 0.85rem;
  top: 18vh;
  bottom: 10vh;
  width: 3px;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.16);
  z-index: 7;
}
#meter-fill {
  display: block;
  width: 100%;
  height: 0%;
  border-radius: inherit;
  background: linear-gradient(#fff, var(--accent));
}

.berg {
  position: relative;
  z-index: 1;
  width: min(980px, 100%);
  height: 100%;
  margin: 0 auto;
}
.labels {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.chip {
  position: absolute;
  max-width: min(260px, 34vw);
  margin: 0;
  padding: 0.62rem 0.8rem;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 16px;
  background: rgba(6, 16, 32, 0.46);
  color: white;
  text-align: left;
  font: inherit;
  font-weight: 700;
  line-height: 1.25;
  cursor: pointer;
  pointer-events: auto;
  backdrop-filter: blur(12px);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.28);
  animation: rise 0.8s ease both;
}
.chip::before {
  content: "";
  position: absolute;
  top: 50%;
  height: 1px;
  width: min(12vw, 90px);
  background: linear-gradient(90deg, rgba(255,255,255,0.7), transparent);
}
.chip--left { left: 3.5%; transform: translateY(-50%); }
.chip--left::before { left: 100%; }
.chip--right { right: 3.5%; transform: translateY(-50%); text-align: right; }
.chip--right::before { right: 100%; transform: scaleX(-1); }
.chip:hover, .chip:focus-visible {
  background: rgba(231, 255, 106, 0.92);
  color: #142000;
  border-color: transparent;
  outline: none;
}
@keyframes rise {
  from { opacity: 0; translate: 0 16px; }
  to { opacity: 1; translate: 0 0; }
}

.chip--placed,
.chip--placed.chip--left,
.chip--placed.chip--right {
  right: auto;
  transform: none;
  text-align: left;
}
.chip--placed::before { display: none; }
.chip--drag { cursor: grab; touch-action: none; }
.is-dragging { z-index: 6; cursor: grabbing; }
.drag-hint {
  position: absolute;
  top: 4.6rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 8;
  margin: 0;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: rgba(6, 16, 32, 0.55);
  color: white;
  font-size: 0.82rem;
  pointer-events: none;
}
.popup-images, .thumbs {
  display: grid;
  gap: 0.55rem;
}
.popup-images img, .thumbs img {
  display: block;
  width: 100%;
  max-height: 320px;
  object-fit: contain;
  border-radius: 14px;
  background: rgba(0, 0, 0, 0.25);
}
.thumbs { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); margin-bottom: 0.5rem; }
.thumbs figure { margin: 0; }
.thumbs button { margin-top: 0.3rem; font-size: 0.75rem; padding: 0.3rem 0.55rem; }
.file-btn { display: inline-flex; cursor: pointer; }
.file-btn input { display: none; }
.empty {
  position: absolute;
  left: 50%;
  top: 58%;
  transform: translate(-50%, -50%);
  color: white;
  text-align: center;
  text-shadow: 0 2px 16px #000;
}

.popup, .admin, .gate--mini {
  border: 0;
  padding: 0;
  background: transparent;
  max-width: none;
  width: min(560px, calc(100% - 1.5rem));
}
.popup::backdrop, .admin::backdrop, .gate--mini::backdrop {
  background: rgba(2, 8, 16, 0.66);
  backdrop-filter: blur(8px);
}
.popup__card, .admin__card { width: 100%; }
.popup[open] .popup__card { animation: pop 0.35s ease; }
@keyframes pop {
  from { opacity: 0; transform: translateY(10px) scale(0.98); }
  to { opacity: 1; transform: none; }
}
.popup h2, .admin h2 { margin: 0.3rem 0 0.6rem; font-size: 1.35rem; }
#popup-body {
  white-space: pre-wrap;
  line-height: 1.55;
  color: rgba(255,255,255,0.9);
  margin: 0 0 1rem;
}

.admin { width: min(680px, calc(100% - 1.2rem)); }
.admin__head, .admin__actions, .side-pick {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}
.admin-list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.4rem;
  max-height: 32vh;
  overflow: auto;
}
.admin-list li {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  align-items: center;
  padding: 0.45rem 0.55rem;
  border-radius: 12px;
  background: rgba(255,255,255,0.05);
}
.admin-list button { font-size: 0.78rem; padding: 0.35rem 0.6rem; }

@media (max-width: 760px) {
  .chip { max-width: 42vw; font-size: 0.78rem; padding: 0.5rem 0.6rem; }
  .chip::before { width: 18px; }
  .meter { display: none; }
  .berg { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  .chip { animation: none; }
}