:root {
  --bg: #07110d;
  --bg-raise: #0d1a14;
  --card: #102019;
  --card-2: #15281f;
  --line: rgba(214, 255, 122, 0.16);
  --line-strong: rgba(214, 255, 122, 0.38);
  --text: #f4f8f2;
  --muted: #a9bdb0;
  --faint: #6f8578;
  --accent: #d6ff4a;
  --accent-ink: #142006;
  --mint: #9dffc8;
  --warn: #ffc14a;
  --warn-bg: #2a220f;
  --danger: #ff8d7a;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
  --sans: "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", "Cascadia Mono", Menlo, Consolas, monospace;
  --header: 4.25rem;
  --max: 72rem;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  background:
    radial-gradient(900px 420px at 0% -10%, rgba(214, 255, 74, 0.08), transparent 55%),
    radial-gradient(700px 480px at 100% 0%, rgba(80, 150, 110, 0.12), transparent 50%),
    var(--bg);
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background-image:
    linear-gradient(rgba(214, 255, 74, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(214, 255, 74, 0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at center, #000 40%, transparent 80%);
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
button, input { font: inherit; color: inherit; }
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.skip {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 40;
  background: var(--accent);
  color: var(--accent-ink);
  padding: 0.5rem 0.8rem;
  border-radius: 8px;
}
.skip:focus { top: 0.75rem; }

.rail {
  display: none;
}
@media (min-width: 1280px) {
  .rail {
    display: flex;
    position: fixed;
    top: 0;
    bottom: 0;
    width: calc((100vw - var(--max)) / 2);
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    padding: 6.5rem 0 2.5rem;
    pointer-events: none;
    z-index: 5;
  }
  .rail-left { left: 0; }
  .rail-right { right: 0; }
  .rail-text {
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.28em;
    color: rgba(169, 189, 176, 0.45);
    writing-mode: vertical-rl;
  }
  .rail-left .rail-text { transform: rotate(180deg); }
  .rail-dots { display: flex; flex-direction: column; gap: 0.7rem; }
  .rail-dots span {
    width: 0.45rem;
    height: 0.45rem;
    background: rgba(214, 255, 74, 0.28);
    transform: rotate(45deg);
  }
}

.top {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
  min-height: var(--header);
  padding: 0.7rem 1.1rem;
  border-bottom: 1px solid var(--line);
  background: rgba(7, 17, 13, 0.9);
  backdrop-filter: blur(16px);
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  flex: 0 0 auto;
}
.logo {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.7rem;
  object-fit: cover;
  flex: 0 0 auto;
}
.brand-name {
  font-weight: 760;
  letter-spacing: 0.14em;
  font-size: 0.92rem;
}
.brand-sub {
  display: block;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  font-weight: 500;
}
.nav {
  display: flex;
  gap: 0.35rem;
  overflow-x: auto;
  scrollbar-width: none;
}
.nav::-webkit-scrollbar { display: none; }
.nav a {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.84rem;
  padding: 0.35rem 0.55rem;
  border-radius: 999px;
  white-space: nowrap;
}
.nav a:hover { color: var(--text); background: rgba(214, 255, 74, 0.08); }
.top-meta {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.9rem;
  flex: 0 0 auto;
}
.lang {
  display: inline-flex;
  align-items: center;
  gap: 0.1rem;
  padding: 0.12rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(8, 18, 14, 0.72);
}
.lang button {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--text);
  border-radius: 999px;
  min-height: 1.85rem;
  padding: 0.2rem 0.65rem;
  cursor: pointer;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
}
.lang button[aria-pressed="true"] {
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 760;
}
.lang-slash {
  color: var(--faint);
  font-size: 0.78rem;
  padding: 0 0.05rem;
}
.top-stat { text-align: right; }
.top-stat span, .kicker, .label, .eyebrow {
  display: block;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.top-stat strong, .mono { font-family: var(--mono); font-weight: 650; }
.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border-radius: 999px;
  padding: 0.28rem 0.65rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  border: 1px solid transparent;
  white-space: nowrap;
}
.pill.warn {
  color: var(--warn);
  background: var(--warn-bg);
  border-color: rgba(255, 193, 74, 0.35);
}
.pill.ok {
  color: var(--mint);
  background: rgba(157, 255, 200, 0.08);
  border-color: rgba(157, 255, 200, 0.28);
}
.dot {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: currentColor;
}

.wrap {
  width: min(var(--max), calc(100% - 2rem));
  margin: 0 auto;
}
main { padding-bottom: 4rem; }

.hero, .section { scroll-margin-top: 7.5rem; }
.hero {
  position: relative;
  isolation: isolate;
  padding: 2.6rem 0 1rem;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  z-index: 0;
  left: 0;
  right: 0;
  top: 0;
  height: clamp(22rem, 52vw, 36rem);
  background:
    linear-gradient(180deg, rgba(7, 17, 13, 0.2) 0%, rgba(7, 17, 13, 0.55) 58%, var(--bg) 100%),
    url("halo-twitter-banner.jpg") center top / cover no-repeat;
  pointer-events: none;
}
.hero .wrap { position: relative; z-index: 1; }
.hero-intro { max-width: 44rem; margin-bottom: 1.4rem; }
.hero h1, .hero .tagline { text-shadow: 0 2px 18px rgba(0, 0, 0, 0.72); }
.kicker { margin: 0 0 0.7rem; }
h1 {
  margin: 0;
  font-size: clamp(3.2rem, 8vw, 6.4rem);
  line-height: 0.88;
  letter-spacing: -0.045em;
  font-weight: 760;
}
.tagline {
  margin: 0.85rem 0 0;
  color: var(--accent);
  font-size: clamp(1.2rem, 2.6vw, 1.7rem);
  font-weight: 650;
  letter-spacing: 0.02em;
  line-height: 1.45;
}
.lede {
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 1.08rem;
  max-width: 40rem;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 1rem;
  align-items: start;
}

.card {
  background: linear-gradient(180deg, rgba(214, 255, 74, 0.04), transparent 28%), var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}
.mint-card { padding: 1.15rem 1.15rem 1rem; }
.card-head, .split, .row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}
.card-head h2, .section h2, .board h2 {
  margin: 0;
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.pass-title {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
}
.identity {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
  margin: 1rem 0;
}
.id-box {
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.18);
  border-radius: 12px;
  padding: 0.7rem 0.8rem;
}
.id-box strong { display: block; margin-top: 0.15rem; font-size: 0.95rem; }
.id-box p { margin: 0.2rem 0 0; color: var(--muted); font-size: 0.82rem; }

.fields { display: grid; gap: 0.75rem; }
label.field { display: grid; gap: 0.35rem; }
.field span { color: var(--muted); font-size: 0.82rem; }
.stepper, input[type="number"], input[type="text"] {
  width: 100%;
  background: #0b1712;
  border: 1px solid var(--line);
  border-radius: 12px;
  min-height: 2.8rem;
}
input[type="number"], input[type="text"] { padding: 0 0.8rem; }
input[type="number"] { font-family: var(--mono); }
.stepper { display: flex; align-items: center; padding: 0.2rem; }
.stepper input {
  border: 0;
  background: transparent;
  text-align: center;
  font-family: var(--mono);
  font-size: 1.15rem;
  min-height: 2.4rem;
}
.stepper button {
  width: 2.4rem;
  height: 2.4rem;
  border: 0;
  border-radius: 9px;
  background: rgba(214, 255, 74, 0.1);
  color: var(--accent);
  cursor: pointer;
}
.stepper button:hover { background: rgba(214, 255, 74, 0.2); }
.hint { margin: 0; color: var(--faint); font-size: 0.78rem; }
.hint.error { color: var(--danger); }

.quote {
  margin-top: 0.9rem;
  display: grid;
  gap: 0.35rem;
  padding: 0.85rem 0.9rem;
  border-radius: 14px;
  background: #0b1712;
  border: 1px solid var(--line);
}
.quote div { display: flex; justify-content: space-between; gap: 1rem; font-size: 0.92rem; }
.quote dt { color: var(--muted); }
.quote dd { margin: 0; font-family: var(--mono); text-align: right; }
.quote .total {
  margin-top: 0.25rem;
  padding-top: 0.45rem;
  border-top: 1px solid var(--line);
  font-size: 1.05rem;
}
.quote .total dd { color: var(--accent); }

.mint-btn {
  width: 100%;
  margin-top: 0.85rem;
  min-height: 3rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 193, 74, 0.35);
  background: #241d0e;
  color: var(--warn);
  cursor: not-allowed;
}
.fine {
  margin: 0.7rem 0 0;
  color: var(--muted);
  font-size: 0.86rem;
}
.addr {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  margin-top: 0.75rem;
  padding: 0.55rem 0.6rem 0.55rem 0.75rem;
  border-radius: 12px;
  border: 1px dashed var(--line-strong);
  background: rgba(214, 255, 74, 0.04);
}
.addr code, .mono-break {
  font-family: var(--mono);
  font-size: 0.75rem;
  word-break: break-all;
}
.copy, .ghost {
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--accent);
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  cursor: pointer;
  white-space: nowrap;
}
.copy:hover, .ghost:hover { background: rgba(214, 255, 74, 0.1); }

.side { display: grid; gap: 1rem; }
.schedule, .board { padding: 1rem; }
.metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
  margin: 0.85rem 0 0;
}
.metrics div {
  padding: 0.7rem;
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.18);
  border: 1px solid var(--line);
}
.metrics strong {
  display: block;
  margin-top: 0.2rem;
  font-family: var(--mono);
  font-size: 0.98rem;
}
.schedule p { margin: 0.8rem 0 0; color: var(--muted); font-size: 0.88rem; }

.board-tools { display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 0.8rem 0; }
.seg { display: inline-flex; padding: 0.15rem; border-radius: 999px; border: 1px solid var(--line); background: #0b1712; }
.seg button {
  border: 0;
  background: transparent;
  color: var(--muted);
  border-radius: 999px;
  padding: 0.28rem 0.65rem;
  cursor: pointer;
  font-size: 0.8rem;
}
.seg button[aria-selected="true"], .seg button[aria-pressed="true"] {
  background: var(--accent);
  color: var(--accent-ink);
}
.board-cols, .board-row {
  display: grid;
  grid-template-columns: 3.2rem 1fr auto;
  gap: 0.5rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--faint);
  padding: 0.35rem 0.15rem;
}
.empty {
  margin: 0.4rem 0 0.2rem;
  padding: 1.3rem 0.8rem;
  text-align: center;
  color: var(--muted);
  border: 1px dashed var(--line);
  border-radius: 12px;
  font-size: 0.9rem;
}

.section { padding: 2.4rem 0 0.4rem; }
.section-head { max-width: 42rem; margin-bottom: 1rem; }
.section h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  letter-spacing: -0.03em;
  text-transform: none;
  margin: 0.25rem 0 0.4rem;
}
.section-head p { margin: 0; color: var(--muted); }

.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.7rem; }
.steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  padding: 0.95rem 1rem;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(16, 32, 25, 0.75);
}
.num {
  width: 2rem;
  height: 2rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-ink);
  font-family: var(--mono);
  font-weight: 700;
}
.steps h3 { margin: 0 0 0.25rem; font-size: 1.02rem; }
.steps p { margin: 0; color: var(--muted); }

.two {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1rem;
}
.panel { padding: 1rem 1.05rem 1.1rem; }
.panel h3 { margin: 0 0 0.45rem; font-size: 1.05rem; }
.panel p { margin: 0 0 0.7rem; color: var(--muted); }
.kv { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.kv th, .kv td, .tiers td, .tiers th, .bands td, .bands th {
  text-align: left;
  padding: 0.55rem 0.45rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.kv th, .tiers th, .bands th {
  color: var(--faint);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
}
.kv td:last-child, .tiers td:last-child, .bands td:last-child {
  text-align: right;
  font-family: var(--mono);
}
.address-list { display: grid; gap: 0.55rem; margin-top: 0.4rem; }
.address-list div {
  display: flex;
  justify-content: space-between;
  gap: 0.6rem;
  align-items: center;
  padding-bottom: 0.45rem;
  border-bottom: 1px solid var(--line);
}
.address-list span { color: var(--muted); font-size: 0.84rem; }

.after-grid, .stats-grid, .contract-grid {
  display: grid;
  gap: 0.7rem;
}
.after-grid { grid-template-columns: repeat(3, 1fr); }
.stats-grid { grid-template-columns: repeat(4, 1fr); }
.contract-grid { grid-template-columns: 1fr 1fr; margin-top: 1rem; }
.fact, .stat {
  padding: 0.95rem 1rem;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(16, 32, 25, 0.8);
}
.fact h3, .stat span { margin: 0; }
.fact h3 { font-size: 1rem; }
.fact p, .stat p { margin: 0.35rem 0 0; color: var(--muted); font-size: 0.9rem; }
.stat strong {
  display: block;
  margin-top: 0.35rem;
  font-family: var(--mono);
  font-size: 1.45rem;
  letter-spacing: -0.03em;
  color: var(--text);
}
.stat em {
  font-style: normal;
  color: var(--warn);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.band-wrap, .tier-wrap { margin-top: 0.8rem; }
.tier-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: end;
  justify-content: space-between;
  margin: 1rem 0 0.5rem;
}
.tier-tools label { display: grid; gap: 0.3rem; font-size: 0.82rem; color: var(--muted); }
.tier-tools input { min-height: 2.5rem; max-width: 16rem; }
.tier-scroll {
  max-height: 32rem;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(8, 18, 14, 0.8);
}
.tiers { width: 100%; border-collapse: collapse; }
.tiers th { position: sticky; top: 0; background: #122119; z-index: 1; }
.tiers tr.is-preview td { background: rgba(214, 255, 74, 0.1); color: var(--text); }
.tiers td:nth-child(3), .tiers td:nth-child(4) { font-family: var(--mono); }
.note { color: var(--muted); font-size: 0.88rem; margin: 0.7rem 0 0; }

.site-footer {
  margin-top: 2.5rem;
  border-top: 1px solid var(--line);
  padding: 1.4rem 0 2rem;
  color: var(--muted);
  font-size: 0.86rem;
}
.site-footer p { margin: 0.35rem 0; }
.footer-row { display: flex; flex-wrap: wrap; gap: 0.8rem 1.2rem; }

@media (max-width: 980px) {
  .hero-grid, .two, .after-grid, .contract-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .top-stat { display: none; }
  .brand { flex: 1 1 auto; min-width: 0; }
  .top { max-width: 100%; }
  .top-meta { margin-left: 0; }
  .nav {
    order: 3;
    flex: 1 1 100%;
    min-width: 0;
    max-width: 100%;
  }
  .nav a { padding-inline: 0.45rem; }
}
@media (max-width: 640px) {
  .identity, .metrics, .stats-grid { grid-template-columns: 1fr; }
  .top { padding-inline: 0.75rem; }
  .nav {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.15rem 0.35rem;
    overflow: visible;
  }
  .nav a { padding: 0.2rem 0; }
  h1 { font-size: 3.4rem; }
  .wrap { width: min(var(--max), calc(100% - 1.2rem)); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}