:root {
  --paper: #f6f5f1;
  --ink: #161616;
  --muted: #6c6c67;
  --line: #d9d4ca;
  --panel: #fffefa;
  --copper: #b96a35;
  --steel: #64717c;
  --soft: #ece8df;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(22,22,22,.045) 1px, transparent 1px) 0 0 / 84px 84px,
    linear-gradient(rgba(22,22,22,.035) 1px, transparent 1px) 0 0 / 84px 84px;
  mask-image: linear-gradient(to bottom, #000, transparent 75%);
}
a { color: inherit; text-decoration: none; }
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  min-height: 68px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 22px;
  padding: 0 6vw;
  border-bottom: 1px solid var(--line);
  background: rgba(246,245,241,.92);
  backdrop-filter: blur(16px);
}
.brand { display: inline-flex; align-items: center; gap: 12px; width: fit-content; }
.brand img { width: 36px; height: 36px; border-radius: 50%; object-fit: cover; border: 1px solid var(--line); }
.brand span { display: grid; gap: 1px; }
.brand strong { font-size: 14px; letter-spacing: .18em; }
.brand small, nav a, .topbar button { color: var(--muted); font-size: 12px; font-weight: 800; }
nav { display: flex; gap: 8px; }
nav a, .topbar button {
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 10px 13px;
}
nav a:hover { border-color: var(--line); background: #fff; color: var(--ink); }
.topbar button { justify-self: end; background: var(--ink); color: #fff; cursor: pointer; }

main { position: relative; z-index: 1; }
.hero {
  width: min(1160px, calc(100% - 36px));
  min-height: 620px;
  display: grid;
  grid-template-columns: 1fr .95fr;
  gap: 46px;
  align-items: center;
  margin: 0 auto;
  padding: 60px 0;
}
.kicker {
  margin: 0 0 12px;
  color: var(--copper);
  font: 900 12px "Courier New", monospace;
  letter-spacing: .15em;
  text-transform: uppercase;
}
h1, h2 { margin: 0; font-family: Georgia, "Times New Roman", serif; font-weight: 500; letter-spacing: 0; }
h1 { max-width: 730px; font-size: clamp(50px, 7vw, 88px); line-height: .94; }
h2 { font-size: clamp(34px, 4.4vw, 62px); line-height: .98; }
p { color: #444; line-height: 1.62; }
.heroCopy p:not(.kicker) { max-width: 650px; font-size: 17px; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.actions a, .launchPanel button {
  border: 1px solid var(--ink);
  border-radius: 3px;
  padding: 13px 17px;
  background: #fff;
  font-weight: 850;
}
.actions .primary, .launchPanel button { background: var(--ink); color: #fff; }

.metalStack {
  border: 1px solid var(--line);
  background: rgba(255,254,250,.88);
  box-shadow: 0 20px 65px rgba(40,30,20,.08);
}
.stackHeader {
  display: flex;
  justify-content: space-between;
  padding: 16px;
  border-bottom: 1px solid var(--line);
  font: 850 12px "Courier New", monospace;
}
.stackHeader strong { color: var(--copper); }
.ingots {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  padding: 18px;
  min-height: 230px;
  align-items: end;
}
.ingots button {
  min-height: calc(62px + var(--h, 0px));
  border: 1px solid rgba(22,22,22,.16);
  border-radius: 3px 3px 10px 10px;
  background: linear-gradient(145deg, #f9efe5, #b96a35);
  cursor: pointer;
  color: #fff;
  font: 900 16px "Courier New", monospace;
}
.ingots button:nth-child(2) { --h: 38px; background: linear-gradient(145deg, #fafafa, #8e9aa4); }
.ingots button:nth-child(3) { --h: 74px; background: linear-gradient(145deg, #edf3f4, #60737c); }
.ingots button:nth-child(4) { --h: 22px; background: linear-gradient(145deg, #f3f7fb, #77838a); }
.ingots button:nth-child(5) { --h: 92px; background: linear-gradient(145deg, #f4f0ff, #9a86c8); }
.focus {
  display: grid;
  gap: 8px;
  padding: 18px;
  border-top: 1px solid var(--line);
}
.focus span, .focus em { color: var(--muted); font: 850 12px "Courier New", monospace; font-style: normal; text-transform: uppercase; }
.focus strong { font: 900 48px "Courier New", monospace; }

.tape { overflow: hidden; border-block: 1px solid var(--line); background: var(--panel); }
.tape div { display: flex; width: max-content; animation: tape 24s linear infinite; }
.tape span { padding: 14px 30px; border-right: 1px solid var(--line); font: 900 12px "Courier New", monospace; }
@keyframes tape { from { transform: translateX(0); } to { transform: translateX(-45%); } }

.metals, .inventory, .launch, .docs {
  width: min(1160px, calc(100% - 36px));
  margin: 0 auto;
  padding: 70px 0;
  border-bottom: 1px solid var(--line);
}
.sectionHead {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 18px;
  margin-bottom: 24px;
}
input, select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: #fff;
  color: var(--ink);
  padding: 13px 14px;
  font: inherit;
}
#metalSearch { max-width: 340px; }
.metalGrid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}
.metalCard, .inventoryBoard div, .launchPanel, .docTable {
  border: 1px solid var(--line);
  background: rgba(255,254,250,.9);
}
.metalCard {
  min-height: 218px;
  display: grid;
  gap: 12px;
  padding: 16px;
}
.metalCard:hover { border-color: var(--copper); box-shadow: 0 14px 36px rgba(185,106,53,.1); }
.metalTop { display: flex; justify-content: space-between; color: var(--muted); font: 850 11px "Courier New", monospace; }
.metalCard h3 { margin: 0; font-size: 22px; }
.metalCard p { margin: 0; font-size: 13px; }
.metalCard strong { align-self: end; font: 900 24px "Courier New", monospace; }
.bar { height: 8px; border: 1px solid var(--line); background: linear-gradient(90deg, var(--copper) var(--w), var(--soft) 0); }

.inventory {
  display: grid;
  grid-template-columns: .75fr 1.25fr;
  gap: 40px;
}
.inventoryBoard {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.inventoryBoard div { min-height: 145px; display: grid; align-content: space-between; padding: 16px; }
.inventoryBoard span, .receipt span { color: var(--muted); font: 850 11px "Courier New", monospace; text-transform: uppercase; }
.inventoryBoard strong { font: 900 30px "Courier New", monospace; }

.launch {
  display: grid;
  grid-template-columns: .82fr 1.18fr;
  gap: 40px;
}
.launchPanel { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; padding: 18px; }
label { display: grid; gap: 8px; color: var(--muted); font-size: 11px; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
label:nth-child(3), .launchPanel button, .receipt { grid-column: 1 / -1; }
.launchPanel button { cursor: pointer; }
.receipt {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 18px;
  padding: 16px;
  border: 1px solid var(--line);
  background: var(--soft);
}
.receipt strong { font: 900 18px "Courier New", monospace; }

.docTable { display: grid; gap: 0; }
.docTable div {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 20px;
  padding: 16px;
  border-bottom: 1px solid var(--line);
}
.docTable div:last-child { border-bottom: 0; }
.docTable strong { font-size: 14px; }
.docTable span { color: #444; }

@media (max-width: 980px) {
  .topbar { grid-template-columns: 1fr auto; padding: 0 18px; }
  nav { display: none; }
  .hero, .inventory, .launch { grid-template-columns: 1fr; }
  .metalGrid { grid-template-columns: repeat(2, 1fr); }
  .inventoryBoard { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  h1 { font-size: 43px; }
  .hero { min-height: auto; padding: 46px 0; }
  .sectionHead { display: grid; align-items: stretch; }
  #metalSearch { max-width: none; }
  .metalGrid, .inventoryBoard, .launchPanel { grid-template-columns: 1fr; }
  .docTable div { grid-template-columns: 1fr; gap: 8px; }
  .ingots { grid-template-columns: repeat(5, minmax(42px, 1fr)); }
}