:root {
  --ink: #1c2430;
  --muted: #5c675f;
  --paper: #e4efe6;
  --card: #f7f4ec;
  --line: #d3d0c4;
  --pine: #1e4a38;
  --pine-soft: #d7e6dc;
  --attack: #9d2c1a;
  --attack-ink: #fff8f4;
  --warn: #7a4b12;
  --warn-bg: #f4e4c4;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.35), rgba(255, 255, 255, 0) 220px),
    var(--paper);
  font: 16px/1.5 "Segoe UI", "Helvetica Neue", sans-serif;
}

header, main { width: min(980px, calc(100% - 32px)); margin: 0 auto; }

header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 28px 0 8px;
}

.brand { font-size: 1.35rem; font-weight: 700; letter-spacing: 0.01em; }
.host { color: var(--muted); font-size: 0.92rem; }

h1 { font-size: 1.7rem; line-height: 1.2; margin: 0 0 8px; }
h2 { font-size: 1.15rem; margin: 0 0 12px; }
p { margin: 0 0 12px; }

.layout { display: grid; gap: 16px; padding: 12px 0 40px; }
.two { grid-template-columns: 1fr 1fr; }
.catalog { grid-template-columns: repeat(3, 1fr); }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
}

label { display: block; font-size: 0.86rem; margin: 12px 0 4px; }
input {
  width: 100%;
  border: 1px solid var(--line);
  background: white;
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
  color: inherit;
}

button, .button {
  display: inline-block;
  margin-top: 16px;
  border: 0;
  border-radius: 999px;
  padding: 10px 16px;
  font: inherit;
  font-weight: 650;
  cursor: pointer;
  text-decoration: none;
  color: white;
  background: var(--pine);
}

.attack {
  background: var(--attack);
  color: var(--attack-ink);
  padding: 12px 18px;
}

.ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}

.token {
  font-family: "Cascadia Mono", "Segoe UI Mono", ui-monospace, monospace;
  font-size: 1.6rem;
  letter-spacing: 0.04em;
  background: var(--pine-soft);
  color: var(--pine);
  border-radius: 12px;
  padding: 12px 14px;
  margin: 0 0 16px;
}

.request {
  font-family: "Cascadia Mono", "Segoe UI Mono", ui-monospace, monospace;
  font-size: 0.92rem;
  background: #1c2430;
  color: #f3efe4;
  border-radius: 12px;
  padding: 12px 14px;
  overflow-wrap: anywhere;
}

.flash {
  background: var(--warn-bg);
  color: var(--warn);
  border-radius: 12px;
  padding: 10px 12px;
  margin-bottom: 12px;
}

.hint { color: var(--muted); font-size: 0.95rem; }
.price { color: var(--pine); font-weight: 700; }
.row { display: flex; justify-content: space-between; gap: 12px; align-items: center; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
code { font-family: "Cascadia Mono", "Segoe UI Mono", ui-monospace, monospace; }

@media (max-width: 800px) {
  .two, .catalog { grid-template-columns: 1fr; }
}