:root {
  --green: #55d292;
  --green-dark: #35b973;
  --green-light: #7be6ae;
  --bg: #0d1117;
  --surface: #161b22;
  --surface-2: #1c2128;
  --border: #30363d;
  --text: #f0f6fc;
  --muted: #8b949e;
  --gold: #f0b90b;
  --silver: #c9d1d9;
  --bronze: #cd7f32;
  --danger: #f85149;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: "Segoe UI", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  padding: 24px;
}

a { color: inherit; }
.container { max-width: 1200px; margin: 0 auto; }

.visitor-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  width: fit-content;
  margin: 0 auto 16px;
  padding: 7px 16px 7px 13px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(85, 210, 146, .07);
}

.visitor-pulse {
  width: 7px;
  height: 7px;
  flex: none;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 0 rgba(85, 210, 146, .55);
  animation: visitor-pulse 2.4s ease-out infinite;
}

@keyframes visitor-pulse {
  70% { box-shadow: 0 0 0 8px rgba(85, 210, 146, 0); }
  100% { box-shadow: 0 0 0 0 rgba(85, 210, 146, 0); }
}

.visitor-copy {
  color: var(--muted);
  font-size: .84rem;
  letter-spacing: .02em;
}

.visitor-copy strong {
  color: var(--green);
  font-variant-numeric: tabular-nums;
  font-size: .95rem;
}

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

.hero {
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 32px;
  background: radial-gradient(circle at top, #19382c 0%, var(--surface) 45%, var(--bg) 115%);
  text-align: center;
  margin-bottom: 28px;
}

.eyebrow {
  color: var(--green);
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

h1 {
  font-size: clamp(2.25rem, 6vw, 4.25rem);
  letter-spacing: -.06em;
  line-height: 1;
  color: var(--green);
}

.subtitle {
  color: var(--muted);
  font-size: 1.05rem;
  margin: 16px auto 0;
  max-width: 650px;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  max-width: 700px;
  margin: 26px auto 0;
}

.stat {
  border: 1px solid var(--border);
  background: rgba(13, 17, 23, .65);
  padding: 15px;
  border-radius: 12px;
}

.stat strong {
  display: block;
  color: var(--green);
  font-size: 1.45rem;
}

.stat span {
  display: block;
  color: var(--muted);
  font-size: .82rem;
  margin-top: 4px;
}

.grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 390px;
  gap: 24px;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
}

.panel h2 {
  font-size: 1.2rem;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-trophy, .icon-rocket {
  display: inline-block;
  width: 18px;
  height: 18px;
  background: var(--green);
  flex-shrink: 0;
}

.icon-trophy {
  clip-path: polygon(30% 0%, 70% 0%, 70% 40%, 90% 40%, 90% 55%, 65% 65%, 65% 80%, 78% 80%, 78% 100%, 22% 100%, 22% 80%, 35% 80%, 35% 65%, 10% 55%, 10% 40%, 30% 40%);
}

.icon-rocket {
  clip-path: polygon(50% 0%, 75% 45%, 65% 100%, 50% 80%, 35% 100%, 25% 45%);
}

.board {
  list-style: none;
  display: grid;
  gap: 12px;
}

.item {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr) 130px;
  align-items: center;
  gap: 14px;
  padding: 16px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg);
  transition: .2s ease;
}

.item:hover {
  border-color: var(--green);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(85, 210, 146, .11);
}

.item.top1 {
  border-color: var(--gold);
  box-shadow: 0 0 22px rgba(240, 185, 11, .14);
}

.item.top2 { border-color: var(--silver); }
.item.top3 { border-color: var(--bronze); }

.rank {
  color: var(--green);
  font-weight: 900;
  font-size: 1.5rem;
  text-align: center;
}

.top1 .rank, .top1 .bid { color: var(--gold); }
.top2 .rank { color: var(--silver); }
.top3 .rank { color: var(--bronze); }

.name-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.name {
  color: var(--text);
  font-size: 1.05rem;
  font-weight: 800;
  text-decoration: none;
}

.name:hover { color: var(--green); }

.badge {
  color: #07150e;
  background: var(--green);
  border-radius: 999px;
  font-size: .71rem;
  font-weight: 800;
  padding: 4px 8px;
}

.description {
  color: var(--muted);
  font-size: .9rem;
  margin-top: 6px;
  line-height: 1.4;
}

.meta {
  color: var(--muted);
  font-size: .78rem;
  margin-top: 8px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.meta a { color: var(--green); text-decoration: none; }
.meta a:hover { color: var(--green-light); text-decoration: underline; }

.bid {
  text-align: right;
  color: var(--green);
  font-size: 1.25rem;
  font-weight: 900;
}

.sticky {
  position: sticky;
  top: 20px;
  height: max-content;
}

.form-note {
  color: var(--muted);
  font-size: .86rem;
  line-height: 1.45;
  margin: -7px 0 18px;
}

label {
  display: block;
  font-size: .85rem;
  font-weight: 750;
  margin: 15px 0 7px;
}

input, select, textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--bg);
  color: var(--text);
  padding: 12px;
  font: inherit;
}

textarea {
  resize: vertical;
  min-height: 86px;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(85, 210, 146, .14);
}

input.invalid, select.invalid, textarea.invalid {
  border-color: var(--danger);
}

button {
  border: 0;
  border-radius: 9px;
  width: 100%;
  margin-top: 20px;
  padding: 14px;
  background: var(--green);
  color: #07150e;
  font-weight: 900;
  font-size: 1rem;
  cursor: pointer;
  transition: .2s;
}

button:hover { background: var(--green-light); transform: translateY(-1px); }
button:disabled { opacity: .6; cursor: not-allowed; transform: none; }

.disclaimer {
  color: var(--muted);
  font-size: .77rem;
  line-height: 1.4;
  margin-top: 13px;
}

.panel-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px 18px;
  margin-top: 17px;
}

.rules {
  color: var(--green);
  font-size: .9rem;
  text-align: center;
  display: block;
  cursor: pointer;
  text-decoration: none;
}

.rules:hover { color: var(--green-light); }

footer {
  text-align: center;
  color: var(--muted);
  font-size: .82rem;
  padding: 30px 0 5px;
  max-width: 720px;
  margin: 0 auto;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, .72);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 5;
}

.modal-backdrop.open { display: flex; }

.modal {
  width: min(580px, 100%);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 25px 80px rgba(0, 0, 0, .5);
}

.modal h2 { margin-bottom: 14px; }

.modal ul { padding-left: 18px; }

.modal li {
  color: var(--muted);
  line-height: 1.5;
  margin: 7px 0;
}

.modal button {
  width: auto;
  margin-top: 18px;
  padding: 10px 18px;
}

.toast {
  position: fixed;
  right: 20px;
  top: 20px;
  z-index: 10;
  display: none;
  background: var(--green);
  color: #07150e;
  font-weight: 850;
  padding: 13px 16px;
  border-radius: 9px;
  box-shadow: 0 10px 24px rgba(0, 0, 0, .35);
  max-width: 320px;
}

.toast.show { display: block; animation: toast-in .2s ease; }
.toast.error { background: var(--danger); color: white; }

@keyframes toast-in {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.skeleton-item {
  height: 84px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: linear-gradient(90deg, var(--bg) 0%, var(--surface-2) 50%, var(--bg) 100%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.4s ease-in-out infinite;
  list-style: none;
}

@keyframes skeleton-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.empty-state {
  color: var(--muted);
  text-align: center;
  padding: 30px 10px;
  font-size: .95rem;
}

.optional {
  color: var(--muted);
  font-weight: 600;
}

.pay-lead {
  color: var(--muted);
  line-height: 1.5;
  margin-bottom: 4px;
}

.pay-address {
  display: flex;
  gap: 8px;
  align-items: stretch;
}

.pay-address input {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .82rem;
  letter-spacing: .01em;
}

.pay-address button {
  width: auto;
  flex-shrink: 0;
  margin-top: 0;
  padding: 0 18px;
}

.pay-warning {
  color: var(--muted);
  font-size: .84rem;
  line-height: 1.45;
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid rgba(240, 185, 11, .35);
  background: rgba(240, 185, 11, .07);
}

.pay-warning strong { color: var(--gold); }

.pay-subhead {
  font-size: .95rem;
  margin-top: 18px;
  margin-bottom: 2px;
}

.pay-how {
  margin-top: 8px;
  padding-left: 20px;
}

.pay-how li {
  color: var(--muted);
  font-size: .88rem;
  line-height: 1.5;
  margin: 6px 0;
}

.pay-steps {
  margin-top: 14px;
  padding-left: 18px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

.pay-steps li {
  color: var(--muted);
  font-size: .88rem;
  line-height: 1.5;
  margin: 6px 0;
}

.admin-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}

.admin-header h1 {
  font-size: 1.7rem;
  letter-spacing: -.03em;
}

.admin-header .count {
  color: var(--muted);
  font-size: .88rem;
}

.pending {
  list-style: none;
  display: grid;
  gap: 12px;
}

.pending-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg);
  padding: 16px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 150px;
  gap: 14px;
  align-items: center;
}

.pending-item .bid {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.pending-item button {
  margin-top: 0;
  padding: 10px;
  font-size: .9rem;
}

.tx {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .74rem;
  word-break: break-all;
}

.tx.missing { color: var(--muted); font-family: inherit; font-size: .78rem; }

.admin-gate {
  max-width: 420px;
  margin: 60px auto;
}

@media (max-width: 900px) {
  body { padding: 14px; }
  .grid { grid-template-columns: 1fr; }
  .sticky { position: static; }
  .stats { gap: 8px; }
  .stat { padding: 12px; }
  .item { grid-template-columns: 45px minmax(0, 1fr); }
  .pending-item { grid-template-columns: minmax(0, 1fr); }
  .bid { grid-column: 2; text-align: left; }
  .hero, .panel { padding: 20px; }
}

@media (max-width: 450px) {
  .stats { grid-template-columns: 1fr; }
  .item { padding: 13px; }
  .rank { font-size: 1.2rem; }
}