/* Signal NFTs (Elysium testnet MVP). Signal Board look: near-black ground, mint accent, hairlines, figures in mono, phone first. */
:root {
  --bg: #0a0c0d; --bg2: #101415; --card: #121718; --fg: #e9eeec; --muted: #8b9692; --faint: #5d6865;
  --line: color-mix(in oklab, var(--fg) 8%, transparent); --row-line: color-mix(in oklab, var(--fg) 5%, transparent);
  --hover: color-mix(in oklab, var(--fg) 4%, transparent);
  --mint: #5ee6cf; --mint-pale: #c8fff2; --mint-text: #5ee6cf; --warn: #f2b45a; --red: #ff6b6b;
  --sans: Inter, system-ui, -apple-system, Segoe UI, sans-serif; --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --r: 14px; --gut: 16px;
  color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) { --bg: #f7f8f7; --bg2: #eef1f0; --card: #ffffff; --fg: #0d1211; --muted: #5d6865; --faint: #8b9692; --mint: #12b597; --mint-pale: #0a6e5b; --mint-text: #0a6e5b; --warn: #9a5b00; color-scheme: light; }
}
:root[data-theme="light"] { --bg: #f7f8f7; --bg2: #eef1f0; --card: #ffffff; --fg: #0d1211; --muted: #5d6865; --faint: #8b9692; --mint: #12b597; --mint-pale: #0a6e5b; --mint-text: #0a6e5b; --warn: #9a5b00; color-scheme: light; }
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--fg); font: 14px/1.45 var(--sans); -webkit-font-smoothing: antialiased; }
body { padding-bottom: calc(64px + env(safe-area-inset-bottom)); overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
:focus-visible { outline: 2px solid color-mix(in oklab, var(--mint) 70%, transparent); outline-offset: 2px; border-radius: 8px; }
.num, .fig { font-family: var(--mono); font-variant-numeric: tabular-nums; letter-spacing: -.01em; }

/* top bar */
.top { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 12px; height: 56px; padding: 0 var(--gut);
  background: color-mix(in oklab, var(--bg) 88%, transparent); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.brand { display: flex; align-items: center; gap: 8px; font-size: 16px; letter-spacing: -.01em; }
.brand-sub { color: var(--muted); font-weight: 500; }
.mark { width: 22px; height: 22px; border-radius: 7px; background: radial-gradient(circle at 50% 70%, var(--mint) 0 30%, transparent 31%), linear-gradient(160deg, color-mix(in oklab, var(--mint) 35%, transparent), transparent); box-shadow: inset 0 0 0 1px color-mix(in oklab, var(--mint) 45%, transparent); }
.net { display: inline-flex; align-items: center; gap: 6px; font-size: 11.5px; color: var(--muted); padding: 3px 8px; border: 1px solid var(--line); border-radius: 99px; white-space: nowrap; }
.dot { width: 6px; height: 6px; border-radius: 99px; background: var(--mint); box-shadow: 0 0 0 3px color-mix(in oklab, var(--mint) 18%, transparent); animation: breathe 2.4s ease-in-out infinite; }
@keyframes breathe { 50% { opacity: .45; } }
.nav { display: none; gap: 4px; margin-left: 8px; }
.nav a { padding: 6px 10px; border-radius: 9px; color: var(--muted); font-weight: 500; }
.nav a[aria-current="page"], .nav a:hover { color: var(--fg); background: var(--hover); }
.connect { margin-left: auto; padding: 8px 14px; border-radius: 10px; background: var(--mint); color: #04201b; font-weight: 600; font-size: 13px; }
.banner { font-size: 11.5px; color: var(--muted); text-align: center; padding: 6px var(--gut); border-bottom: 1px solid var(--row-line); background: var(--bg2); }

main { max-width: 1320px; margin: 0 auto; padding: 14px var(--gut) 24px; min-height: 60vh; }
.skel { color: var(--muted); padding: 40px 0; text-align: center; }
h1, h2, h3 { margin: 0; letter-spacing: -.015em; }
h2 { font-size: 17px; font-weight: 600; }
.sec { margin-top: 26px; }
.sec-h { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.sec-h a, .sec-h .sub { font-size: 12.5px; color: var(--muted); }
.sec-h a:hover { color: var(--fg); }

/* pulse */
.pulse { display: flex; align-items: center; gap: 14px; padding: 6px 0 2px; }
.pulse-one { font-size: 24px; line-height: 1.1; letter-spacing: -.02em; margin: 0; }
.pulse-one .fig { color: var(--mint-pale); }
.pulse-day { margin: 4px 0 0; font-size: 12.5px; color: var(--muted); display: flex; flex-wrap: wrap; gap: 0 12px; }
.pulse-day b { color: var(--fg); font-weight: 600; }

/* featured cards */
.feat { display: grid; grid-auto-flow: column; grid-auto-columns: 82%; gap: 12px; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 4px; scrollbar-width: none; }
.feat::-webkit-scrollbar { display: none; }
.fcard { scroll-snap-align: start; position: relative; border-radius: var(--r); overflow: hidden; background: var(--card); border: 1px solid var(--line); aspect-ratio: 16 / 10; }
.fcard .art { position: absolute; inset: 0; }
.fcard::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 35%, rgba(0,0,0,.78)); }
.fcard .fc-body { position: absolute; left: 14px; right: 14px; bottom: 12px; z-index: 1; color: #fff; }
.fc-name { font-size: 18px; font-weight: 600; letter-spacing: -.015em; }
.fc-stats { display: flex; gap: 14px; margin-top: 4px; font-size: 12px; color: rgba(255,255,255,.75); }
.fc-stats b { color: #fff; font-weight: 600; }
.chip { display: inline-flex; align-items: center; gap: 5px; font-size: 11px; padding: 2px 7px; border-radius: 99px; background: rgba(0,0,0,.45); color: #fff; border: 1px solid rgba(255,255,255,.15); position: absolute; top: 10px; left: 10px; z-index: 1; }

/* art tile */
.art { width: 100%; height: 100%; object-fit: cover; display: block; background: var(--bg2); }
.gen { display: grid; place-items: center; font: 600 15px var(--mono); color: rgba(255,255,255,.85); }

/* trending rows */
.rows { border-top: 1px solid var(--line); }
.rhead, .row { display: grid; grid-template-columns: 22px 44px 1fr auto; align-items: center; gap: 10px; }
.rhead { display: none; font-size: 11.5px; color: var(--faint); padding: 8px 6px; }
.row { min-height: 64px; padding: 8px 6px; border-bottom: 1px solid var(--row-line); border-radius: 10px; }
.row:hover { background: var(--hover); }
.rank { color: var(--faint); font: 12px var(--mono); text-align: right; }
.thumb { width: 44px; height: 44px; border-radius: 10px; overflow: hidden; background: var(--bg2); flex: 0 0 auto; }
.r-name { min-width: 0; }
.r-name b { display: block; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.r-name small { color: var(--muted); font-size: 12px; }
.r-fig { text-align: right; }
.r-fig b { display: block; font: 600 13.5px var(--mono); }
.r-fig small { color: var(--muted); font: 12px var(--mono); }
.r-col { display: none; text-align: right; font: 13px var(--mono); }
.copy { font-style: normal; font: 600 10px var(--sans); text-transform: uppercase; letter-spacing: .05em; color: var(--warn); border: 1px solid color-mix(in oklab, var(--warn) 45%, transparent); border-radius: 6px; padding: 0 5px; margin-right: 2px; vertical-align: 1px; }
.copynote { color: var(--warn) !important; }
.up { color: var(--mint-text); } .down { color: var(--red); }
.muted { color: var(--muted); }

/* mints */
.mints { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.mcard { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.mcard .ma { aspect-ratio: 1; overflow: hidden; }
.mcard .mb { padding: 9px 10px 11px; }
.mcard .mb b { display: block; font-size: 13.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mcard .mb small { color: var(--muted); font-size: 12px; }
.pill { display: inline-block; font-size: 10.5px; padding: 1px 7px; border-radius: 99px; border: 1px solid color-mix(in oklab, var(--mint) 40%, transparent); color: var(--mint-text); margin-top: 6px; }

/* feed */
.feed .ev { display: grid; grid-template-columns: 36px 1fr auto; gap: 10px; align-items: center; padding: 8px 4px; border-bottom: 1px solid var(--row-line); }
.feed .thumb { width: 36px; height: 36px; border-radius: 8px; }
.ev-t b { font-weight: 600; } .ev-t small { display: block; color: var(--muted); font-size: 12px; }
.ev-p { text-align: right; font: 600 13px var(--mono); } .ev-p small { display: block; color: var(--muted); font: 11.5px var(--mono); }

/* collection page */
.c-head { display: grid; grid-template-columns: 72px 1fr; gap: 14px; align-items: center; }
.c-head .thumb { width: 72px; height: 72px; border-radius: 16px; }
.c-head h1 { font-size: 22px; }
.c-head p { margin: 3px 0 0; color: var(--muted); font-size: 12.5px; }
.verified { color: var(--mint-text); font-size: 12px; margin-left: 4px; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; margin-top: 14px; }
.stat { background: var(--bg); padding: 10px 12px; }
.stat small { display: block; color: var(--muted); font-size: 11.5px; }
.stat b { font: 600 15px var(--mono); }
.spark { margin-top: 10px; height: 46px; width: 100%; }
.tools { position: sticky; top: 56px; z-index: 5; display: flex; gap: 8px; align-items: center; padding: 10px 0; background: var(--bg); overflow-x: auto; scrollbar-width: none; margin-top: 14px; }
.tools::-webkit-scrollbar { display: none; }
.tbtn, .tools select { flex: 0 0 auto; padding: 7px 11px; border-radius: 10px; border: 1px solid var(--line); background: var(--card); font-size: 12.5px; color: var(--fg); }
.tbtn[aria-pressed="true"] { border-color: color-mix(in oklab, var(--mint) 55%, transparent); color: var(--mint-text); }
.tools .count { margin-left: auto; color: var(--muted); font-size: 12px; white-space: nowrap; }
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; display: flex; flex-direction: column; transition: transform .15s ease, border-color .15s ease; }
.card:hover { transform: translateY(-2px); border-color: color-mix(in oklab, var(--fg) 16%, transparent); }
.card .ca { aspect-ratio: 1; overflow: hidden; background: var(--bg2); }
.card .cb { padding: 8px 10px 10px; }
.card .cb b { display: block; font-size: 13px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.card .cp { display: flex; justify-content: space-between; align-items: baseline; margin-top: 4px; font: 600 13px var(--mono); }
.card .cp small { color: var(--muted); font: 11px var(--mono); }
.card .cp .na { color: var(--faint); font-weight: 400; }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-top: 16px; }
.tabs button { padding: 9px 12px; color: var(--muted); font-weight: 500; border-bottom: 2px solid transparent; }
.tabs button[aria-selected="true"] { color: var(--fg); border-color: var(--mint); }

/* item page */
.item { display: grid; gap: 16px; }
.item .big { border-radius: 18px; overflow: hidden; border: 1px solid var(--line); aspect-ratio: 1; background: var(--bg2); }
.crumb { font-size: 12.5px; color: var(--mint-text); }
.item h1 { font-size: 24px; margin-top: 4px; }
.owner { color: var(--muted); font-size: 12.5px; margin-top: 4px; }
.owner a { color: var(--fg); font-family: var(--mono); }
.buybox { border: 1px solid var(--line); border-radius: var(--r); padding: 14px; background: var(--card); margin-top: 14px; }
.buybox small { color: var(--muted); font-size: 12px; }
.buybox .price { font: 600 26px var(--mono); margin: 2px 0 2px; }
.buybox .usd { color: var(--muted); font: 12px var(--mono); }
.acts { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 12px; }
.btn { padding: 12px 14px; border-radius: 12px; font-weight: 600; text-align: center; }
.btn.primary { background: var(--mint); color: #04201b; }
.btn.ghost { border: 1px solid var(--line); background: var(--bg); }
.btn[disabled] { opacity: .45; cursor: not-allowed; }
.traits { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.trait { border: 1px solid var(--line); border-radius: 12px; padding: 8px 10px; background: var(--card); }
.trait small { display: block; color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .04em; }
.trait b { font-size: 13px; font-weight: 600; display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.trait i { font-style: normal; color: var(--faint); font: 11px var(--mono); }
.kv { border-top: 1px solid var(--line); }
.kv div { display: flex; justify-content: space-between; gap: 10px; padding: 9px 2px; border-bottom: 1px solid var(--row-line); font-size: 13px; }
.kv span { color: var(--muted); } .kv b { font: 500 12.5px var(--mono); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 60%; }

/* profile */
.p-head { display: flex; gap: 14px; align-items: center; }
.avatar { width: 64px; height: 64px; border-radius: 99px; flex: 0 0 auto; }
.p-head h1 { font: 600 18px var(--mono); }
.p-head p { margin: 2px 0 0; color: var(--muted); font-size: 12.5px; }
.note { margin-top: 12px; font-size: 12.5px; color: var(--muted); border: 1px dashed var(--line); border-radius: 12px; padding: 10px 12px; }

/* tab bar (phone) */
.tabbar { position: fixed; z-index: 30; left: 0; right: 0; bottom: 0; display: grid; grid-template-columns: repeat(4, 1fr); padding: 6px 6px calc(6px + env(safe-area-inset-bottom));
  background: color-mix(in oklab, var(--bg) 92%, transparent); backdrop-filter: blur(14px); border-top: 1px solid var(--line); }
.tabbar a { display: flex; flex-direction: column; align-items: center; gap: 2px; font-size: 11px; color: var(--muted); padding: 4px 0; }
.tabbar a span { font-size: 17px; line-height: 1; }
.tabbar a[aria-current="page"] { color: var(--mint-text); }
.toast { position: fixed; z-index: 40; left: 50%; bottom: 84px; transform: translate(-50%, 20px); opacity: 0; pointer-events: none; transition: .2s; background: var(--fg); color: var(--bg); padding: 10px 14px; border-radius: 12px; font-size: 13px; font-weight: 500; max-width: calc(100vw - 32px); text-align: center; }
.toast.on { opacity: 1; transform: translate(-50%, 0); }
.foot { max-width: 1320px; margin: 0 auto; padding: 0 var(--gut) 18px; font-size: 11px; color: var(--faint); }

@media (min-width: 640px) {
  .grid { grid-template-columns: repeat(3, 1fr); }
  .mints { grid-template-columns: repeat(3, 1fr); }
  .feat { grid-auto-columns: 46%; }
  .stats { grid-template-columns: repeat(6, 1fr); }
  .traits { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 960px) {
  body { padding-bottom: 0; }
  .tabbar { display: none; }
  .nav { display: flex; }
  .toast { bottom: 28px; }
  main { padding-top: 20px; }
  .pulse-one { font-size: 30px; }
  .feat { grid-auto-flow: row; grid-template-columns: repeat(3, 1fr); grid-auto-columns: auto; overflow: visible; }
  .home-2col { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 28px; }
  .rhead { display: grid; }
  .rhead, .row { grid-template-columns: 28px 44px minmax(0, 1fr) 110px 110px 90px 90px 110px; }
  .r-fig { display: none; }
  .r-col { display: block; }
  .grid { grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); }
  .mints { grid-template-columns: repeat(2, 1fr); }
  .item { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 32px; align-items: start; }
  .item .big { position: sticky; top: 76px; }
  .c-head { grid-template-columns: 88px 1fr; }
  .c-head .thumb { width: 88px; height: 88px; }
  .c-head h1 { font-size: 28px; }
}