:root {
  --bg-deep: #0b1014;
  --bg: #121a21;
  --bg-panel: #18222c;
  --bg-elevated: #1e2a36;
  --stroke: #2a3a48;
  --text: #e7eef4;
  --muted: #8fa3b5;
  --accent: #3dd6c6;
  --accent-dim: #1f8f84;
  --danger: #eb4b4b;
  --gold: #e4ae39;
  --font-display: 'Chakra Petch', sans-serif;
  --font-body: 'IBM Plex Sans', sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body,
#root {
  min-height: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(61, 214, 198, 0.12), transparent 55%),
    radial-gradient(900px 500px at 90% 0%, rgba(228, 174, 57, 0.08), transparent 50%),
    linear-gradient(180deg, #0d141a 0%, var(--bg-deep) 40%, #0a0f13 100%);
  background-attachment: fixed;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  letter-spacing: 0.02em;
  margin: 0 0 0.5rem;
}

.muted {
  color: var(--muted);
}

.app-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.topnav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1.5rem;
  border-bottom: 1px solid var(--stroke);
  background: rgba(10, 15, 19, 0.72);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 20;
}

.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--accent);
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--muted);
  font-weight: 500;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
}

.balance-pill {
  font-family: var(--font-display);
  color: var(--gold);
  border: 1px solid rgba(228, 174, 57, 0.35);
  background: rgba(228, 174, 57, 0.08);
  padding: 0.35rem 0.7rem;
}

.main {
  width: min(1100px, 100%);
  margin: 0 auto;
  padding: 1.5rem;
  flex: 1;
}

.btn {
  border: 1px solid transparent;
  background: var(--accent);
  color: #041210;
  font-family: var(--font-display);
  font-weight: 600;
  padding: 0.65rem 1.1rem;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, opacity 160ms ease;
}

.btn:hover:not(:disabled) {
  transform: translateY(-1px);
  background: #62e4d6;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn.secondary {
  background: transparent;
  border-color: var(--stroke);
  color: var(--text);
}

.btn.danger {
  background: transparent;
  border-color: rgba(235, 75, 75, 0.5);
  color: var(--danger);
}

.btn.ghost {
  background: transparent;
  color: var(--muted);
  border: none;
  padding: 0.35rem 0.5rem;
}

.auth-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  background:
    linear-gradient(115deg, rgba(11, 16, 20, 0.55), rgba(11, 16, 20, 0.92)),
    url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%233dd6c6' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.auth-panel {
  width: min(420px, 100%);
  padding: 2rem;
  background: linear-gradient(160deg, rgba(30, 42, 54, 0.95), rgba(18, 26, 33, 0.98));
  border: 1px solid var(--stroke);
  animation: rise-in 420ms ease both;
}

.auth-panel h1 {
  font-size: 2rem;
  margin-bottom: 0.25rem;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-top: 1.25rem;
}

.form label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.form input,
.form select,
.form textarea {
  background: var(--bg-deep);
  border: 1px solid var(--stroke);
  color: var(--text);
  padding: 0.7rem 0.75rem;
}

.form input:focus,
.form select:focus,
.form textarea:focus {
  outline: 1px solid var(--accent-dim);
  border-color: var(--accent-dim);
}

.error {
  color: var(--danger);
  font-size: 0.9rem;
}

.section {
  margin-bottom: 2.5rem;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 0.85rem;
}

.case-grid {
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}

.item-tile,
.case-tile {
  background: linear-gradient(180deg, var(--bg-elevated), var(--bg-panel));
  border: 1px solid var(--stroke);
  border-top-width: 3px;
  padding: 0.85rem;
  min-height: 140px;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  transition: transform 180ms ease, border-color 180ms ease;
  animation: rise-in 480ms ease both;
}

.case-tile {
  cursor: pointer;
  min-height: 180px;
}

.case-tile:hover {
  transform: translateY(-3px);
  border-color: var(--accent-dim);
}

.item-visual,
.case-visual {
  flex: 1;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 1.6rem;
  opacity: 0.85;
  min-height: 64px;
}

.item-name,
.case-name {
  font-family: var(--font-display);
  font-weight: 600;
}

.item-meta,
.case-meta {
  color: var(--muted);
  font-size: 0.85rem;
}

.empty {
  padding: 1.5rem;
  border: 1px dashed var(--stroke);
  color: var(--muted);
}

.case-page {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.case-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: 1.5rem 1rem 0.5rem;
  text-align: center;
}

.case-hero .case-icon {
  width: 140px;
  height: 140px;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 3rem;
  border: 1px solid var(--stroke);
  background:
    linear-gradient(145deg, rgba(61, 214, 198, 0.12), transparent 50%),
    var(--bg-panel);
  cursor: pointer;
  transition: transform 200ms ease, box-shadow 200ms ease;
  animation: float-soft 3.2s ease-in-out infinite;
}

.case-hero .case-icon:hover:not(.disabled) {
  transform: scale(1.04);
  box-shadow: 0 0 0 1px var(--accent-dim);
}

.case-hero .case-icon.disabled {
  opacity: 0.55;
  cursor: not-allowed;
  animation: none;
}

.reel-wrap {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--stroke);
  background: #0a1015;
  height: 140px;
}

.reel-wrap::before,
.reel-wrap::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 80px;
  z-index: 2;
  pointer-events: none;
}

.reel-wrap::before {
  left: 0;
  background: linear-gradient(90deg, #0a1015, transparent);
}

.reel-wrap::after {
  right: 0;
  background: linear-gradient(270deg, #0a1015, transparent);
}

.reel-marker {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: var(--accent);
  z-index: 3;
  box-shadow: 0 0 12px rgba(61, 214, 198, 0.55);
  transform: translateX(-50%);
}

.reel-track {
  display: flex;
  height: 100%;
  will-change: transform;
}

.reel-item {
  flex: 0 0 120px;
  width: 120px;
  border-right: 1px solid #1a2530;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  border-top: 4px solid var(--rarity, #8899aa);
  background: linear-gradient(180deg, #15202a, #0e151c);
  padding: 0.4rem;
}

.reel-item .glyph {
  font-family: var(--font-display);
  font-size: 1.4rem;
}

.reel-item .label {
  font-size: 0.72rem;
  text-align: center;
  color: var(--muted);
  line-height: 1.2;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.won-banner {
  text-align: center;
  padding: 1rem;
  border: 1px solid var(--stroke);
  background: var(--bg-panel);
  animation: rise-in 360ms ease both;
}

.won-banner strong {
  color: var(--rarity, var(--accent));
  font-family: var(--font-display);
  font-size: 1.3rem;
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  text-align: left;
  padding: 0.75rem 0.5rem;
  border-bottom: 1px solid var(--stroke);
}

.table th {
  color: var(--muted);
  font-weight: 500;
  font-size: 0.85rem;
}

.rank {
  font-family: var(--font-display);
  color: var(--accent);
}

.admin-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.admin-tabs button {
  background: transparent;
  border: 1px solid var(--stroke);
  color: var(--muted);
  padding: 0.5rem 0.9rem;
  cursor: pointer;
  font-family: var(--font-display);
}

.admin-tabs button.active {
  color: var(--text);
  border-color: var(--accent-dim);
  background: rgba(61, 214, 198, 0.08);
}

.admin-block {
  border: 1px solid var(--stroke);
  background: var(--bg-panel);
  padding: 1rem;
  margin-bottom: 1rem;
}

.admin-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 0.65rem;
}

.admin-row input,
.admin-row select {
  background: var(--bg-deep);
  border: 1px solid var(--stroke);
  color: var(--text);
  padding: 0.45rem 0.55rem;
}

.drop-list {
  margin-top: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.drop-row {
  display: grid;
  grid-template-columns: 1fr auto auto auto;
  gap: 0.5rem;
  align-items: center;
  padding: 0.45rem 0;
  border-top: 1px solid var(--stroke);
  font-size: 0.9rem;
}

@media (max-width: 700px) {
  .drop-row {
    grid-template-columns: 1fr;
  }

  .topnav {
    flex-direction: column;
    align-items: flex-start;
  }
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float-soft {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
}