/* Gully Core sites (gullycore.xyz, docs.gullycore.xyz). Gully Chain kit v4 colours (emerald, ink, charcoal, silver), Inter.
   Plain CSS, no framework. */
@font-face { font-family: "Inter"; font-style: normal; font-weight: 100 900; font-display: swap; src: url("/assets/inter-var.woff2") format("woff2"); }
:root {
  --ink: #0A0F0E; --card: #111716; --charcoal: #1A1F1E; --line: #263130; --line2: #34423F;
  --emerald: #00C878; --mint: #2CF29A; --deep: #005B39;
  --text: #FFFFFF; --silver: #D0D5DA; --muted: #8FA09C;
  --warn: #F59E0B; --err: #EF4444;
  --r: 14px; --r-lg: 20px; --gut: 16px; --max: 1200px;
  --font: Inter, system-ui, -apple-system, "Segoe UI", sans-serif; --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --ease: cubic-bezier(.2,.7,.2,1);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body { margin: 0; background: var(--ink); color: var(--silver); font: 400 16px/1.6 var(--font); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img, svg { max-width: 100%; }
a { color: var(--mint); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: #fff; }
:focus-visible { outline: 2px solid var(--mint); outline-offset: 3px; border-radius: 6px; }
h1, h2, h3 { color: var(--text); line-height: 1.12; margin: 0 0 .5em; letter-spacing: -.02em; font-weight: 700; }
h1 { font-size: clamp(2.2rem, 6vw, 4.2rem); font-weight: 800; letter-spacing: -.035em; }
h2 { font-size: clamp(1.6rem, 3.6vw, 2.5rem); }
h3 { font-size: 1.1rem; letter-spacing: -.01em; }
p { margin: 0 0 1em; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gut); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--emerald); color: #000; padding: 8px 14px; border-radius: 8px; z-index: 99; }
.skip:focus { left: 8px; }
.mono { font-family: var(--mono); font-size: .85em; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.li { flex: none; }
.grad { background: linear-gradient(90deg, var(--mint), var(--emerald)); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* header */
.top { position: sticky; top: 0; z-index: 30; background: rgba(10,15,14,.82); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.bar { display: flex; align-items: center; gap: 24px; height: 68px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: #fff; }
.brand-name { font-weight: 800; font-size: 1.15rem; letter-spacing: -.02em; }
.nav { margin-left: 8px; flex: 1; }
.nav ul { display: flex; gap: 4px; list-style: none; margin: 0; padding: 0; }
.nav-link { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 12px; border-radius: 999px; color: var(--silver); text-decoration: none; font-weight: 500; font-size: .95rem; }
.nav-link .li { color: var(--muted); transition: color .2s; }
.nav-link:hover, .nav-link[aria-current] { color: #fff; background: var(--charcoal); }
.nav-link:hover .li, .nav-link[aria-current] .li { color: var(--mint); }
.cta { display: flex; gap: 8px; }
.menu-btn { display: none; margin-left: auto; width: 44px; height: 44px; border-radius: 12px; border: 1px solid var(--line2); background: var(--card); color: #fff; align-items: center; justify-content: center; cursor: pointer; }
.menu-btn .m-close { display: none; }
.menu-btn[aria-expanded="true"] .m-open { display: none; }
.menu-btn[aria-expanded="true"] .m-close { display: block; }
.drawer { border-top: 1px solid var(--line); background: var(--ink); padding: 8px 0 20px; }
.drawer ul { list-style: none; margin: 0; padding: 0; }
.drawer .nav-link { width: 100%; border-radius: 12px; }
.drawer-cta { display: grid; gap: 10px; margin-top: 14px; }
@media (max-width: 980px) {
  .nav, .bar > .cta { display: none; }
  .menu-btn { display: inline-flex; }
}
@media (min-width: 981px) { .drawer { display: none !important; } }

/* signature button: pill, left icon, arrow slides, shine sweep, press scale, mint focus ring */
.btn { position: relative; overflow: hidden; display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 44px; padding: 0 20px; border-radius: 999px; border: 1px solid transparent; font: 600 .95rem var(--font); text-decoration: none; cursor: pointer; transition: transform .15s var(--ease), background .2s, border-color .2s, box-shadow .2s; }
.btn:active { transform: scale(.98); }
.btn-lg { min-height: 52px; padding: 0 26px; font-size: 1rem; }
.btn-primary { background: var(--emerald); color: #04120C; }
.btn-primary:hover { background: var(--mint); color: #04120C; box-shadow: 0 0 0 4px rgba(0,200,120,.18); }
.btn-primary::after { content: ""; position: absolute; inset: 0; background: linear-gradient(110deg, transparent 30%, rgba(255,255,255,.45) 50%, transparent 70%); transform: translateX(-120%); }
.btn-primary:hover::after { transform: translateX(120%); transition: transform .7s var(--ease); }
.btn-secondary { background: transparent; color: var(--mint); border-color: var(--mint); }
.btn-secondary:hover { background: rgba(44,242,154,.1); color: #fff; }
.btn-ghost { background: var(--charcoal); color: #fff; border-color: var(--line2); }
.btn-ghost:hover { border-color: var(--mint); color: #fff; }
.btn .arrow { transition: transform .2s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

/* hero */
.hero { position: relative; padding: clamp(40px, 7vw, 96px) 0 clamp(40px, 6vw, 72px); background:
  radial-gradient(900px 500px at 85% -10%, rgba(0,200,120,.16), transparent 60%),
  radial-gradient(600px 400px at 0% 100%, rgba(0,91,57,.35), transparent 60%); overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; opacity: .5; pointer-events: none;
  background: repeating-radial-gradient(circle at 78% 40%, transparent 0 46px, rgba(44,242,154,.07) 46px 47px); -webkit-mask-image: linear-gradient(#000, transparent 85%); mask-image: linear-gradient(#000, transparent 85%); }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(28px, 4vw, 56px); align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 18px; color: var(--mint); font-weight: 600; font-size: .85rem; text-transform: uppercase; letter-spacing: .08em; }
.lead { font-size: clamp(1.05rem, 2vw, 1.3rem); color: var(--silver); max-width: 38em; }
.lead b, .sub b { color: #fff; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin: 26px 0; }
.facts { display: flex; flex-wrap: wrap; gap: 8px 20px; list-style: none; margin: 0; padding: 0; color: var(--muted); font-size: .9rem; }
.facts li { display: inline-flex; align-items: center; gap: 6px; }
.facts .li { color: var(--emerald); width: 16px; height: 16px; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } }

/* live panel */
.panel { margin: 0; padding: 20px; background: linear-gradient(180deg, var(--card), #0d1312); border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: 0 30px 80px -40px rgba(0,200,120,.35); min-width: 0; }
.panel-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 16px; }
.panel-title { margin: 0; font-size: .95rem; display: inline-flex; align-items: center; gap: 8px; letter-spacing: 0; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--emerald); box-shadow: 0 0 0 0 rgba(0,200,120,.6); animation: pulse 2s infinite; }
.panel.off .dot { background: var(--muted); animation: none; }
@keyframes pulse { 70% { box-shadow: 0 0 0 9px rgba(0,200,120,0); } 100% { box-shadow: 0 0 0 0 rgba(0,200,120,0); } }
.tabs { display: flex; gap: 4px; background: var(--ink); padding: 4px; border-radius: 999px; border: 1px solid var(--line); }
.tab { min-height: 36px; padding: 0 14px; border: 0; border-radius: 999px; background: transparent; color: var(--muted); font: 600 .8rem var(--font); cursor: pointer; }
.tab[aria-selected="true"] { background: var(--charcoal); color: #fff; box-shadow: inset 0 0 0 1px var(--line2); }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 14px; }
.stats > div, .chain-live { display: flex; flex-direction: column; gap: 2px; }
.k { color: var(--muted); font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; font-weight: 600; }
.v { color: #fff; font-size: clamp(1.1rem, 2.4vw, 1.6rem); font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: -.02em; }
.chart { position: relative; height: 150px; border-radius: 12px; background: var(--ink); border: 1px solid var(--line); overflow: hidden; }
.chart svg { width: 100%; height: 100%; display: block; }
.chart .bar-r { fill: var(--emerald); transition: height .4s var(--ease), y .4s var(--ease), opacity .3s; }
.chart .bar-r.new { fill: var(--mint); }
.chart .grid-l { stroke: var(--line); stroke-width: 1; vector-effect: non-scaling-stroke; }
.chart-empty { position: absolute; inset: 0; display: grid; place-items: center; margin: 0; padding: 12px; text-align: center; color: var(--muted); font-size: .9rem; }
.chart-empty[hidden] { display: none; }
figcaption { margin-top: 12px; }

/* sections */
.sec { padding: clamp(48px, 8vw, 104px) 0; }
.sec-alt { background: linear-gradient(180deg, #0c1211, var(--ink)); border-block: 1px solid var(--line); }
.sec-head { max-width: 46rem; margin-bottom: 32px; }
.sub { font-size: 1.1rem; color: var(--silver); }
.grid { display: grid; gap: 14px; list-style: none; margin: 0; padding: 0; }
.prods { grid-template-columns: repeat(3, 1fr); }
.chains { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 980px) { .prods, .chains { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .prods, .chains { grid-template-columns: 1fr; } }
.card, .chain { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 22px; transition: border-color .2s, transform .2s var(--ease); min-width: 0; }
.card:hover, .chain:hover { border-color: var(--line2); transform: translateY(-2px); }
.card p { color: var(--silver); font-size: .95rem; }
.ico { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 12px; background: rgba(0,200,120,.1); color: var(--mint); margin-bottom: 14px; }
.ico .li { width: 22px; height: 22px; }
.on { display: flex; flex-wrap: wrap; gap: 6px; margin: 14px 0 0 !important; }
.chip { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: .75rem; font-weight: 600; background: var(--charcoal); color: var(--muted); border: 1px solid var(--line); }
.chip-live { background: rgba(0,200,120,.12); color: var(--mint); border-color: rgba(0,200,120,.35); }
.chip-testnet { background: rgba(245,158,11,.1); color: var(--warn); border-color: rgba(245,158,11,.3); }
.chain-top { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.chain-top > div { flex: 1; min-width: 0; }
.chain-top h3 { margin: 0; }
.chain-top p { margin: 0; color: var(--muted); }
.chain-top img { border-radius: 50%; }
.st-coming img { filter: grayscale(1); opacity: .6; }
.pill { padding: 3px 10px; border-radius: 999px; font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; white-space: nowrap; }
.pill-live { background: var(--deep); color: var(--mint); }
.pill-testnet { background: rgba(245,158,11,.14); color: var(--warn); }
.pill-coming { background: var(--charcoal); color: var(--muted); border: 1px solid var(--line2); }
.chain-live { display: grid; grid-template-columns: auto 1fr; align-items: end; column-gap: 12px; margin-top: 12px; }
.chain-live .k { grid-column: 1 / -1; }
.spark { width: 100%; height: 28px; }
.spark polyline { fill: none; stroke: var(--emerald); stroke-width: 1.5; vector-effect: non-scaling-stroke; }

/* build */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(24px, 5vw, 64px); align-items: start; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }
.stepper { list-style: none; margin: 24px 0; padding: 0; counter-reset: s; }
.stepper li { display: flex; gap: 16px; padding-bottom: 20px; position: relative; }
.stepper li:not(:last-child)::before { content: ""; position: absolute; left: 17px; top: 38px; bottom: 2px; width: 1px; background: var(--line2); }
.stepper .n { flex: none; width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; background: var(--deep); color: var(--mint); font-weight: 700; }
.stepper h3 { margin: 4px 0 2px; }
.stepper p { margin: 0; color: var(--silver); font-size: .95rem; }
.code { background: #070b0a; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; margin: 18px 0; min-width: 0; }
.code-head { display: flex; align-items: center; justify-content: space-between; padding: 8px 8px 8px 16px; border-bottom: 1px solid var(--line); color: var(--muted); font-size: .8rem; font-family: var(--mono); }
.copy { display: inline-flex; align-items: center; gap: 6px; min-height: 36px; padding: 0 12px; border-radius: 8px; border: 1px solid var(--line2); background: var(--card); color: var(--silver); font: 600 .78rem var(--font); cursor: pointer; }
.copy:hover { color: #fff; border-color: var(--mint); }
.copy .li { width: 16px; height: 16px; }
pre { margin: 0; padding: 16px; overflow-x: auto; font: .88rem/1.7 var(--mono); color: var(--silver); }
code { font-family: var(--mono); font-size: .9em; }
:not(pre) > code { background: var(--charcoal); padding: 2px 6px; border-radius: 6px; color: #fff; }
.code + p.small { padding: 0 4px; }
.code > p { padding: 0 16px 14px; margin: 0; }

/* fees */
.fees { display: grid; grid-template-columns: 1.3fr .7fr; gap: clamp(24px, 5vw, 64px); align-items: center; }
@media (max-width: 900px) { .fees { grid-template-columns: 1fr; } }
.ticks { list-style: none; padding: 0; margin: 20px 0 24px; display: grid; gap: 14px; }
.ticks li { display: flex; gap: 12px; align-items: flex-start; }
.ticks .li { color: var(--emerald); margin-top: 3px; }
.ticks b { color: #fff; }
.bignum { display: grid; place-items: center; text-align: center; aspect-ratio: 1; max-width: 360px; width: 100%; margin-inline: auto; border-radius: 50%; border: 1px solid var(--line2); background: radial-gradient(circle at 50% 40%, rgba(0,200,120,.22), transparent 62%), repeating-radial-gradient(circle, transparent 0 30px, rgba(44,242,154,.08) 30px 31px); padding: 20px; }
.bignum .num { display: block; font-size: clamp(3.4rem, 10vw, 5.6rem); font-weight: 800; letter-spacing: -.05em; color: #fff; line-height: 1; }
.bignum small { font-size: .5em; color: var(--mint); }
.bignum .cap { display: block; color: var(--muted); font-size: .9rem; margin-top: 6px; }

.trust { display: grid; gap: 28px; }
.trust-grid { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 980px) { .trust-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .trust-grid { grid-template-columns: 1fr; } }
.feat { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 760px) { .feat { grid-template-columns: 1fr; } }
.link { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; }
.link .li { width: 16px; height: 16px; }
.cta-band { padding: clamp(48px, 8vw, 96px) 0; text-align: center; background: radial-gradient(700px 300px at 50% 120%, rgba(0,200,120,.22), transparent 70%); border-top: 1px solid var(--line); }
.cta-band .hero-cta { justify-content: center; }

/* footer */
.foot { border-top: 1px solid var(--line); padding: 48px 0 28px; background: #080c0b; }
.foot-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 28px; }
@media (max-width: 860px) { .foot-grid { grid-template-columns: 1fr 1fr; } .fabout { grid-column: 1 / -1; } }
.fcol h3 { color: var(--muted); font-size: .75rem; text-transform: uppercase; letter-spacing: .1em; margin-bottom: 12px; }
.fcol ul { list-style: none; margin: 0; padding: 0; }
.flink { display: inline-flex; align-items: center; gap: 8px; min-height: 36px; color: var(--silver); text-decoration: none; font-size: .92rem; }
.flink .li { color: var(--muted); width: 16px; height: 16px; }
.flink:hover { color: #fff; }
.flink:hover .li { color: var(--mint); }
.fabout p { color: var(--muted); font-size: .88rem; max-width: 24rem; margin-top: 14px; }
.foot-base { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; margin-top: 36px; padding-top: 24px; border-top: 1px solid var(--line); }
.foot-base .labs img { display: block; }
.fine { color: var(--muted); font-size: .8rem; margin: 0; max-width: 34rem; }

/* toasts */
.toasts { position: fixed; right: 16px; bottom: 16px; display: grid; gap: 10px; z-index: 60; max-width: calc(100vw - 32px); }
.toast { position: relative; overflow: hidden; display: flex; align-items: center; gap: 10px; padding: 12px 16px; background: var(--card); color: #fff; border: 1px solid var(--line2); border-radius: 22px; box-shadow: 0 16px 40px -12px rgba(0,0,0,.7); font-size: .9rem; animation: tin .3s var(--ease); }
.toast .li { color: var(--mint); }
.toast.err .li { color: var(--warn); }
.toast::after { content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 100%; background: var(--emerald); transform-origin: left; animation: tbar 3.5s linear forwards; }
@keyframes tin { from { opacity: 0; transform: translateY(10px); } }
@keyframes tbar { to { transform: scaleX(0); } }

/* docs */
.docs-grid { display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: clamp(20px, 4vw, 48px); padding-top: 28px; padding-bottom: 60px; }
.side { position: sticky; top: 88px; align-self: start; max-height: calc(100vh - 100px); overflow: auto; }
.side-toggle { display: none; }
.sg h2 { font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); margin: 18px 0 6px; }
.sg ul { list-style: none; margin: 0; padding: 0; }
.sg a { display: flex; align-items: center; gap: 10px; min-height: 40px; padding: 0 12px; border-radius: 10px; color: var(--silver); text-decoration: none; font-size: .93rem; }
.sg a .li { width: 18px; height: 18px; color: var(--muted); }
.sg a:hover { background: var(--charcoal); color: #fff; }
.sg a.on { background: var(--charcoal); color: #fff; box-shadow: inset 2px 0 0 var(--emerald); }
.sg a.on .li { color: var(--mint); }
@media (max-width: 860px) {
  .docs-grid { grid-template-columns: 1fr; padding-top: 14px; }
  .side { position: static; max-height: none; }
  .side-toggle { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 16px; border-radius: 12px; border: 1px solid var(--line2); background: var(--card); color: #fff; font: 600 .9rem var(--font); cursor: pointer; }
  .side-body { display: none; margin-top: 10px; }
  .side-toggle[aria-expanded="true"] + .side-body { display: block; }
}
.doc { display: grid; grid-template-columns: minmax(0, 1fr) 190px; gap: 32px; min-width: 0; }
@media (max-width: 1100px) { .doc { grid-template-columns: minmax(0, 1fr); } .toc { display: none; } }
.doc article { min-width: 0; max-width: 46rem; }
.doc h1 { font-size: clamp(2rem, 5vw, 2.8rem); }
.doc h2 { font-size: 1.5rem; margin-top: 2em; }
.doc h3 { margin-top: 1.6em; }
.doc li { margin: .3em 0; }
.doc .eyebrow { margin-bottom: 8px; }
.toc { position: sticky; top: 88px; align-self: start; font-size: .85rem; }
.toc h2 { font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); margin: 0 0 8px; }
.toc ul { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--line); }
.toc a { display: block; padding: 4px 12px; color: var(--muted); text-decoration: none; }
.toc a:hover { color: #fff; }
.tablewrap { overflow-x: auto; margin: 1em 0; border: 1px solid var(--line); border-radius: var(--r); }
table { border-collapse: collapse; width: 100%; font-size: .9rem; }
th, td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-size: .74rem; text-transform: uppercase; letter-spacing: .06em; background: var(--card); }
tr:last-child td { border-bottom: 0; }
td a { word-break: break-all; }
.callout { display: flex; gap: 12px; padding: 14px 16px; border-radius: var(--r); border: 1px solid var(--line2); background: var(--card); margin: 1.2em 0; }
.callout .li { margin-top: 3px; color: var(--mint); }
.callout p:last-child { margin: 0; }
.callout-warning { border-color: rgba(245,158,11,.4); } .callout-warning .li { color: var(--warn); }
.callout-live { border-color: rgba(0,200,120,.4); }
.pager { margin-top: 3em; padding-top: 1em; border-top: 1px solid var(--line); }
.nf { padding-block: 96px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}