/* UnyKorn Sandbox. genesis402.com tokens; Archivo + IBM Plex from fonts.bunny.net. Light and dark. */
:root, :root[data-theme="light"] {
  color-scheme: light;
  --ink: #0e1621; --ink2: #26324a; --muted: #56637a; --orange: #d9631f; --volt: #2f7bff; --ok: #128a66; --bad: #c9362f;
  --bg: #f7f8fa; --surface: #ffffff; --surface2: #eef1f5; --line: #dde2ea; --line2: #c5cdd9;
  --btn-bg: #0e1621; --btn-ink: #ffffff; --link: #1f5fd6; --accent: #b4521a; --focus: #2f7bff;
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --ink: #e9edf4; --ink2: #c3cbd8; --muted: #9aa6ba; --orange: #f0803a; --volt: #6a9dff; --ok: #3fc79a; --bad: #ff7a70;
  --bg: #0b1018; --surface: #121a26; --surface2: #18222f; --line: #233042; --line2: #33445b;
  --btn-bg: #e9edf4; --btn-ink: #0e1621; --link: #8bb3ff; --accent: #f0803a; --focus: #6a9dff;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --ink: #e9edf4; --ink2: #c3cbd8; --muted: #9aa6ba; --orange: #f0803a; --volt: #6a9dff; --ok: #3fc79a; --bad: #ff7a70;
    --bg: #0b1018; --surface: #121a26; --surface2: #18222f; --line: #233042; --line2: #33445b;
    --btn-bg: #e9edf4; --btn-ink: #0e1621; --link: #8bb3ff; --accent: #f0803a; --focus: #6a9dff;
  }
}
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; background: var(--bg); }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 1rem/1.6 "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif; overflow-x: hidden; }
h1, h2, h3 { font-family: Archivo, "IBM Plex Sans", system-ui, sans-serif; letter-spacing: -0.02em; line-height: 1.1; margin: 0; }
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: 4px; }
.skip { position: absolute; left: 16px; top: -60px; background: var(--btn-bg); color: var(--btn-ink); padding: 8px 12px; border-radius: 6px; z-index: 50; }
.skip:focus { top: 12px; }
.wrap { width: min(100% - 32px, 1120px); margin-inline: auto; }
.muted { color: var(--muted); }

.top { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.top__row { display: flex; align-items: center; gap: 16px; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); }
.brand:hover { text-decoration: none; }
.brand__word { font: 800 1.08rem/1 Archivo, sans-serif; letter-spacing: -0.01em; }
.brand__word span { color: var(--accent); }
.menu { display: flex; gap: 20px; margin-left: auto; }
.menu a { color: var(--ink2); font-weight: 500; font-size: 0.95rem; }
.menu a[aria-current="page"] { color: var(--ink); box-shadow: inset 0 -2px 0 var(--orange); }
.theme { display: inline-flex; align-items: center; gap: 6px; height: 38px; padding: 0 12px; border: 1px solid var(--line2); border-radius: 8px; background: transparent; color: var(--ink); font: inherit; font-size: 0.85rem; cursor: pointer; }
.theme svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; }
.theme .i-sun, :root[data-theme="dark"] .theme .i-moon { display: none; }
:root[data-theme="dark"] .theme .i-sun { display: block; }
@media (max-width: 620px) { .menu { gap: 12px; } .menu a:last-child { display: none; } .theme span { display: none; } .theme { width: 40px; justify-content: center; padding: 0; } .brand__word span { display: none; } }
.banner { background: var(--ink); color: var(--bg); font-size: 0.9rem; padding: 7px 0; text-align: center; }
:root[data-theme="dark"] .banner { background: var(--orange); color: #0e1621; }

.hero { padding: clamp(36px, 7vw, 80px) 0 clamp(20px, 3vw, 36px); }
.hero--short { padding-bottom: 8px; }
.kicker { font: 500 0.78rem/1 "IBM Plex Mono", monospace; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); margin: 0 0 14px; display: block; }
.hero h1 { font-size: clamp(2rem, 5.2vw, 3.4rem); font-weight: 800; max-width: 18ch; }
.hero h1 span { color: var(--accent); }
.lede { color: var(--ink2); max-width: 62ch; font-size: 1.06rem; margin: 18px 0 0; }

.sec { padding: clamp(24px, 4vw, 44px) 0; }
.sec--tint { background: var(--surface2); border-block: 1px solid var(--line); }
.sec h2 { font-size: clamp(1.35rem, 2.6vw, 1.8rem); margin-bottom: 18px; }
.group { display: flex; align-items: center; gap: 10px; }
.dot { width: 12px; height: 12px; border-radius: 50%; background: var(--orange); }
.dot--stellar { background: var(--volt); }
.dot--xrpl { background: var(--ok); }
.dot--uny { background: var(--orange); }
.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.grid--3 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 1000px) { .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 760px) { .grid, .grid--3 { grid-template-columns: minmax(0, 1fr); } }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 22px; display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.card h3 { font-size: 1.25rem; }
.card__head { display: flex; align-items: center; gap: 14px; }
.badge { flex: none; display: grid; place-items: center; min-width: 52px; height: 52px; padding: 0 8px; border-radius: 12px; background: var(--surface2); border: 1px solid var(--line2); font: 600 0.82rem/1 "IBM Plex Mono", monospace; color: var(--ink); }
.badge--orange { background: color-mix(in srgb, var(--orange) 14%, var(--surface)); border-color: color-mix(in srgb, var(--orange) 45%, var(--line2)); }
.chip { margin: 4px 0 0; font-size: 0.8rem; color: var(--muted); }
.amt { margin: 0; color: var(--ink2); }
.amt strong { color: var(--ink); }
label { display: block; font-size: 0.82rem; font-weight: 500; color: var(--ink2); margin-bottom: 6px; }
input, select { width: 100%; font: inherit; color: var(--ink); background: var(--bg); border: 1px solid var(--line2); border-radius: 9px; padding: 11px 13px; min-height: 46px; }
input[readonly] { font-family: "IBM Plex Mono", monospace; font-size: 0.82rem; }
input:focus { outline: none; border-color: var(--focus); box-shadow: 0 0 0 3px color-mix(in srgb, var(--focus) 25%, transparent); }
.claim__row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 10px; }
@media (max-width: 460px) { .claim__row { grid-template-columns: minmax(0, 1fr); } }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; padding: 0 20px; border-radius: 9px; border: 1px solid var(--btn-bg); background: var(--btn-bg); color: var(--btn-ink); font: 600 0.95rem/1 "IBM Plex Sans", sans-serif; cursor: pointer; }
.btn:hover { filter: brightness(1.08); text-decoration: none; }
.btn[disabled] { opacity: 0.6; cursor: progress; }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line2); }
.btn--sm { min-height: 36px; padding: 0 12px; font-size: 0.85rem; }
.ids { margin: 0; display: grid; gap: 4px; font-size: 0.78rem; }
.ids div { display: grid; grid-template-columns: 76px minmax(0, 1fr); gap: 8px; }
.ids dt { color: var(--muted); }
.ids dd { margin: 0; font-family: "IBM Plex Mono", monospace; overflow-wrap: anywhere; color: var(--ink2); }

.results { display: grid; gap: 8px; }
.results:empty { display: none; }
.msg { position: relative; border: 1px solid var(--line2); border-left: 4px solid var(--ok); border-radius: 9px; padding: 12px 42px 12px 14px; background: var(--bg); font-size: 0.92rem; overflow-wrap: anywhere; }
.msg p { margin: 0 0 6px; } .msg p:last-child { margin: 0; }
.msg--err { border-left-color: var(--bad); }
.msg--err > p:first-of-type { color: var(--bad); font-weight: 600; }
.msg code, .code { font-family: "IBM Plex Mono", monospace; font-size: 0.78rem; }
.code { display: block; max-height: 7em; overflow: auto; background: var(--surface2); border-radius: 6px; padding: 8px; word-break: break-all; }
.x { position: absolute; top: 6px; right: 6px; width: 30px; height: 30px; border: 0; background: transparent; color: var(--muted); font-size: 1.2rem; cursor: pointer; border-radius: 6px; }
.x:hover { color: var(--ink); background: var(--surface2); }
.msg .btn { margin-top: 6px; }

.split { display: grid; grid-template-columns: 1fr 1.2fr; gap: 28px; align-items: start; }
@media (max-width: 900px) { .split { grid-template-columns: minmax(0, 1fr); } }
.split p { margin: 0 0 16px; }
.progress { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.progress li { display: grid; grid-template-columns: 20px minmax(0, 1fr); gap: 8px; color: var(--muted); font-size: 0.93rem; }
.progress li::before { content: "○"; } .progress li.is-run::before { content: "◐"; color: var(--volt); }
.progress li.is-ok { color: var(--ink); } .progress li.is-ok::before { content: "●"; color: var(--ok); }
.progress li.is-err { color: var(--bad); } .progress li.is-err::before { content: "×"; }
.keys { display: grid; gap: 6px; margin-top: 12px; }
.copyrow { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; gap: 8px; margin-bottom: 8px; }
.copyrow:has(> :nth-child(2):last-child) { grid-template-columns: minmax(0, 1fr) auto; }
.warn { margin: 4px 0 0; padding: 10px 12px; border: 1px solid var(--bad); border-radius: 9px; font-size: 0.88rem; }
.link { color: var(--ink); }
.link:hover { text-decoration: none; border-color: var(--line2); }
.link p { margin: 0; color: var(--muted); flex: 1; }
.link .more { color: var(--link); font-weight: 500; font-size: 0.92rem; }

.narrow { max-width: 520px; }
.h3 { font-size: 1.2rem; margin-bottom: 10px; }
.form { display: grid; gap: 10px; }
.form--grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.form--grid > :nth-child(n+3) { grid-column: 1 / -1; }
@media (max-width: 640px) { .form--grid { grid-template-columns: minmax(0, 1fr); } }
.flags { border: 1px solid var(--line); border-radius: 9px; padding: 10px 14px; margin: 0; display: grid; gap: 6px; }
.flags legend { font-size: 0.82rem; color: var(--ink2); padding: 0 4px; }
.flags label { display: flex; flex-wrap: wrap; gap: 4px 8px; align-items: baseline; font: 500 0.9rem/1.4 "IBM Plex Mono", monospace; color: var(--ink); margin: 0; }
.flags input { width: auto; min-height: 0; }
.flags small { font-family: "IBM Plex Sans", sans-serif; color: var(--muted); font-weight: 400; }
.bar { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
.bar p, .bar .h3 { margin: 0; }
.block { margin-top: 18px; }
.tokens { display: grid; gap: 18px; margin-top: 18px; }
.token__ids { font: 0.78rem/1.5 "IBM Plex Mono", monospace; color: var(--ink2); overflow-wrap: anywhere; margin: 0; }
.token__ids b { color: var(--muted); font-weight: 400; }
.tags { display: flex; gap: 6px; flex-wrap: wrap; }
.tag { border: 1px solid var(--line2); border-radius: 999px; padding: 1px 9px; font: 500 0.74rem/1.6 "IBM Plex Mono", monospace; }
.tag--ok { border-color: var(--ok); color: var(--ok); }
.tag--err { border-color: var(--bad); color: var(--bad); }
.actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
@media (max-width: 760px) { .actions { grid-template-columns: minmax(0, 1fr); } }
.action { border: 1px solid var(--line); border-radius: 10px; padding: 12px; display: grid; gap: 8px; min-width: 0; }
.action h4 { margin: 0; font: 600 0.95rem/1.2 Archivo, sans-serif; }
.action .row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr) auto; gap: 8px; }
@media (max-width: 520px) { .action .row { grid-template-columns: minmax(0, 1fr); } }
.list { display: grid; }
.row2 { display: grid; grid-template-columns: 150px minmax(0, 1fr) auto; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line); font-size: 0.9rem; }
.row2:first-child { border-top: 0; }
.row2 > * { min-width: 0; }
.row2 .t { color: var(--muted); font-size: 0.8rem; }
.row2 .d { overflow-wrap: anywhere; }
.row2 .d small { display: block; color: var(--muted); }
@media (max-width: 640px) { .row2 { grid-template-columns: minmax(0, 1fr); gap: 2px; } }
.empty { color: var(--muted); margin: 0; }

.foot { border-top: 1px solid var(--line); padding: 32px 0 40px; margin-top: 24px; font-size: 0.9rem; color: var(--muted); }
.foot__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px 40px; }
.foot__links { display: flex; flex-direction: column; gap: 6px; }
.foot__links a { color: var(--ink2); }
.foot__small { margin: 10px 0 0; }
.foot__legal { grid-column: 1 / -1; margin: 0; font-size: 0.82rem; }
@media (max-width: 640px) { .foot__grid { grid-template-columns: minmax(0, 1fr); } }
.action .help { margin: 0; font-size: 0.85rem; }