/* ── Etherscan-style theme (light default, dark via [data-theme]) ── */
:root {
  --link: #0784c3;
  --link-hover: #066a9c;
  --text: #081d35;
  --muted: #6c757d;
  --faint: #adb5bd;
  --border: #e9ecef;
  --row-border: #f5f6f7;
  --row-hover: #fafbfc;
  --card-bg: #fff;
  --body-bg: #fff;
  --bar-bg: #fff;
  --soft-bg: #f8f9fa;
  --soft-hover: #eef0f2;
  --badge-green-bg: #eaf3ec;
  --badge-green: #00792b;
  --badge-green-border: #bcdec7;
  --badge-red-bg: #fdeef0;
  --badge-red: #d02c40;
  --badge-red-border: #f2c2c9;
  --badge-gray-bg: #f8f9fa;
  --hero-grad: linear-gradient(180deg, #081d35 0%, #10305c 100%);
  --focus-ring: rgba(7,132,195,.12);
  --toast-bg: #081d35;
  --toast-text: #fff;
  --radius: .75rem;
  --shadow: 0 .5rem 1.2rem rgba(0,0,0,.03);
}

html[data-theme="dark"] {
  --link: #4da3d6;
  --link-hover: #7cbde4;
  --text: #e9ecef;
  --muted: #98a2ac;
  --faint: #6c757d;
  --border: #2a3441;
  --row-border: #222b36;
  --row-hover: #1a222c;
  --card-bg: #151c25;
  --body-bg: #111820;
  --bar-bg: #151c25;
  --soft-bg: #1c242f;
  --soft-hover: #232d3a;
  --badge-green-bg: #12281a;
  --badge-green: #58c07d;
  --badge-green-border: #1f4a2d;
  --badge-red-bg: #33161b;
  --badge-red: #e4737f;
  --badge-red-border: #57242c;
  --badge-gray-bg: #1c242f;
  --hero-grad: linear-gradient(180deg, #0a1420 0%, #14283f 100%);
  --focus-ring: rgba(77,163,214,.18);
  --toast-bg: #e9ecef;
  --toast-text: #111820;
  --shadow: 0 .5rem 1.2rem rgba(0,0,0,.25);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  font-size: .9375rem;
  line-height: 1.5;
  color: var(--text);
  background: var(--body-bg);
}
a { color: var(--link); text-decoration: none; }
a:hover { color: var(--link-hover); }
.muted { color: var(--muted); }
.container { max-width: 1400px; margin: 0 auto; padding: 0 1.25rem; }

/* topbar */
.topbar { border-bottom: 1px solid var(--border); font-size: .8125rem; background: var(--bar-bg); }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; gap: 1rem; min-height: 3rem; padding-top: .35rem; padding-bottom: .35rem; }
.topbar-left { display: flex; align-items: center; gap: .35rem; white-space: nowrap; }
.topbar-sep { display: inline-block; width: 1px; height: .9rem; background: var(--border); margin: 0 .5rem; vertical-align: middle; }
.price-change { font-size: .8125rem; }
.price-change.up { color: var(--badge-green); }
.price-change.down { color: var(--badge-red); }

/* topbar search */
.topbar-search {
  display: flex; align-items: center; gap: .5rem; flex: 1; max-width: 38rem;
  border: 1px solid var(--border); border-radius: .5rem; background: var(--bar-bg);
  padding: .4rem .65rem;
}
.topbar-search:focus-within { border-color: var(--link); box-shadow: 0 0 0 .15rem var(--focus-ring); }
.topbar-search-icon { color: var(--muted); font-size: .8rem; }
.topbar-search input { flex: 1; border: 0; outline: 0; font-size: .875rem; font-family: inherit; color: var(--text); min-width: 0; background: transparent; }
.topbar-search-kbd {
  border: 1px solid var(--border); background: var(--soft-bg); color: var(--muted);
  border-radius: .3rem; font-size: .72rem; padding: .05rem .4rem; font-family: inherit;
}

/* theme toggle */
.theme-toggle {
  flex: none; width: 2.25rem; height: 2.25rem; display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border); border-radius: .5rem; background: var(--bar-bg);
  cursor: pointer; font-size: 1rem; padding: 0; color: var(--text);
}
.theme-toggle:hover { background: var(--soft-bg); }

/* main nav */
.mainnav { border-bottom: 1px solid var(--border); background: var(--bar-bg); position: sticky; top: 0; z-index: 50; }
.mainnav-inner { display: flex; align-items: center; justify-content: space-between; height: 3.75rem; gap: 1rem; }
.brand { display: flex; align-items: center; gap: .5rem; color: var(--text); }
.brand-logo { font-size: 1.35rem; }
.brand-name { font-size: 1.2rem; font-weight: 600; letter-spacing: -.02em; }
.brand-name span { font-weight: 400; }
.navlinks { display: flex; align-items: center; gap: 1.4rem; }
.navlinks > a { color: var(--text); font-weight: 500; font-size: .9rem; padding: .35rem 0; border-bottom: 2px solid transparent; }
.navlinks > a:hover, .navlinks > a.active { color: var(--link); }

/* hero (home only) */
.hero { background: var(--hero-grad); padding: 2.6rem 0 5.2rem; color: #fff; }
.hero h1 { font-size: 1.45rem; font-weight: 600; margin: 0 0 1rem; }
.hero .search-wrap { max-width: 46rem; }
.searchbox { display: flex; background: var(--card-bg); border-radius: .6rem; overflow: hidden; padding: .3rem; box-shadow: 0 .5rem 1.5rem rgba(0,0,0,.15); }
.searchbox input { flex: 1; border: 0; outline: 0; padding: .55rem .8rem; font-size: .95rem; font-family: inherit; color: var(--text); }
.searchbox button {
  border: 0; background: var(--link); color: #fff; border-radius: .45rem;
  padding: 0 1.1rem; font-size: 1.05rem; cursor: pointer;
}
.searchbox button:hover { background: var(--link-hover); }
.hero .sponsored { font-size: .78rem; opacity: .65; margin-top: .6rem; }

/* stats card overlapping hero */
.stats-card {
  background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); margin-top: -3.4rem; position: relative; z-index: 5;
  display: grid; grid-template-columns: repeat(3, 1fr); overflow: hidden;
}
.stats-cell { padding: 1.1rem 1.4rem; display: flex; align-items: center; gap: .9rem; border-left: 1px solid var(--border); border-top: 1px solid var(--border); }
.stats-cell:first-child, .stats-cell:nth-child(3n+1) { border-left: 0; }
.stats-cell:nth-child(-n+3) { border-top: 0; }
.stats-icon { font-size: 1.3rem; width: 2.4rem; height: 2.4rem; display: flex; align-items: center; justify-content: center; border: 1px solid var(--border); border-radius: 50%; flex: none; }
.stats-label { font-size: .72rem; color: var(--muted); text-transform: uppercase; letter-spacing: .02em; }
.stats-value { font-weight: 500; font-size: .95rem; }
.stats-sub { font-size: .78rem; color: var(--muted); }

/* two-panel latest lists */
.panels { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; margin: 1.25rem 0 2rem; }
.card { background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.card-header { padding: .9rem 1.25rem; border-bottom: 1px solid var(--border); font-weight: 600; font-size: .95rem; display: flex; justify-content: space-between; align-items: center; }
.card-body { padding: 0 1.25rem; }
.card-footer { border-top: 1px solid var(--border); padding: .7rem 1.25rem; text-align: center; }
.card-footer a { font-size: .8rem; font-weight: 500; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); }
.card-footer a:hover { color: var(--link); }

.latest-row { display: flex; align-items: center; gap: 1rem; padding: .8rem 0; border-bottom: 1px solid var(--border); }
.latest-row:last-child { border-bottom: 0; }
.latest-icon { width: 2.6rem; height: 2.6rem; flex: none; background: var(--soft-bg); border-radius: .5rem; display: flex; align-items: center; justify-content: center; font-size: 1.1rem; color: var(--muted); }
.latest-main { flex: 1; min-width: 0; }
.latest-line { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-size: .875rem; }
.latest-sub { font-size: .78rem; color: var(--muted); }
.value-pill { font-size: .72rem; border: 1px solid var(--border); border-radius: .4rem; padding: .25rem .5rem; white-space: nowrap; font-weight: 500; }

/* generic page heading */
.page-title { display: flex; align-items: baseline; gap: .6rem; margin: 1.4rem 0 1rem; flex-wrap: wrap; }
.page-title h1 { font-size: 1.15rem; font-weight: 600; margin: 0; }
.page-title .sub { font-size: .85rem; color: var(--muted); word-break: break-all; }

/* detail rows (tx/block/address overview) */
.detail-card { margin-bottom: 1.25rem; }
.detail-body { padding: .5rem 1.25rem; }
.drow { display: flex; padding: .65rem 0; border-bottom: 1px solid var(--row-border); font-size: .875rem; }
.drow:last-child { border-bottom: 0; }
.dlabel { flex: 0 0 18rem; color: var(--muted); display: flex; align-items: flex-start; gap: .4rem; }
.dlabel .q { color: var(--faint); cursor: default; }
.dvalue { flex: 1; min-width: 0; word-break: break-all; }
.drow-sep { border-top: 1px solid var(--border); margin: .35rem -1.25rem; }

/* badges */
.badge { display: inline-flex; align-items: center; gap: .3rem; font-size: .75rem; font-weight: 500; padding: .2rem .55rem; border-radius: .35rem; border: 1px solid transparent; }
.badge-success { background: var(--badge-green-bg); color: var(--badge-green); border-color: var(--badge-green-border); }
.badge-fail { background: var(--badge-red-bg); color: var(--badge-red); border-color: var(--badge-red-border); }
.badge-neutral { background: var(--badge-gray-bg); color: var(--muted); border-color: var(--border); }
.badge-method { background: var(--soft-bg); color: var(--muted); border: 1px solid var(--border); border-radius: .35rem; font-size: .72rem; padding: .2rem .5rem; max-width: 9rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: inline-block; vertical-align: middle; }

/* tables */
.table-wrap { overflow-x: auto; }
table.data { width: 100%; border-collapse: collapse; font-size: .875rem; }
table.data th { text-align: left; font-weight: 600; font-size: .8rem; color: var(--text); padding: .75rem 1rem; border-bottom: 1px solid var(--border); white-space: nowrap; }
table.data td { padding: .75rem 1rem; border-bottom: 1px solid var(--row-border); white-space: nowrap; vertical-align: middle; }
table.data tr:last-child td { border-bottom: 0; }
table.data tr:hover td { background: var(--row-hover); }

.hash-tag { display: inline-block; max-width: 10rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; vertical-align: bottom; }
.addr-name { display: inline-block; max-width: 11rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; vertical-align: bottom; }

.copy-btn { border: 0; background: none; cursor: pointer; color: var(--faint); font-size: .8rem; padding: 0 .15rem; }
.copy-btn:hover { color: var(--link); }

/* tabs */
.tabs { display: flex; gap: .4rem; margin: 1rem 0; flex-wrap: wrap; }
.tabs a { font-size: .82rem; font-weight: 500; padding: .4rem .85rem; border-radius: .5rem; color: var(--text); background: var(--soft-bg); }
.tabs a.active { background: var(--link); color: #fff; }
.tabs a:hover:not(.active) { background: var(--soft-hover); }

/* pagination */
.pager { display: flex; gap: .4rem; align-items: center; justify-content: flex-end; padding: .8rem 1.25rem; }
.pager button {
  border: 1px solid var(--border); background: var(--soft-bg); color: var(--link);
  border-radius: .4rem; font-size: .78rem; padding: .35rem .7rem; cursor: pointer; font-family: inherit; font-weight: 500;
}
.pager button:disabled { color: var(--muted); cursor: default; opacity: .6; }
.pager .page-info { font-size: .78rem; color: var(--muted); border: 1px solid var(--border); border-radius: .4rem; padding: .35rem .7rem; background: var(--card-bg); }

/* raw input box */
.rawbox {
  background: var(--soft-bg); border: 1px solid var(--border); border-radius: .5rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .78rem;
  padding: .8rem; max-height: 12rem; overflow: auto; word-break: break-all; white-space: pre-wrap;
}
.decoded-table { font-size: .8rem; width: 100%; border-collapse: collapse; background: var(--soft-bg); border: 1px solid var(--border); border-radius: .5rem; }
.decoded-table th, .decoded-table td { text-align: left; padding: .45rem .7rem; border-bottom: 1px solid var(--border); word-break: break-all; white-space: normal; }

/* token transfer lines in tx page */
.tt-line { display: flex; flex-wrap: wrap; gap: .35rem .5rem; align-items: center; padding: .3rem 0; font-size: .84rem; }
.tt-line .arrow { color: var(--muted); }

/* loading / error */
.loading { text-align: center; color: var(--muted); padding: 3rem 0; }
.spinner { display: inline-block; width: 1.6rem; height: 1.6rem; border: 3px solid var(--border); border-top-color: var(--link); border-radius: 50%; animation: spin .7s linear infinite; margin-bottom: .6rem; }
@keyframes spin { to { transform: rotate(360deg); } }
.error-box { background: var(--badge-red-bg); border: 1px solid var(--badge-red-border); color: var(--badge-red); border-radius: var(--radius); padding: 1rem 1.25rem; margin: 1.5rem 0; font-size: .875rem; }

/* footer */
.footer { border-top: 1px solid var(--border); margin-top: 2.5rem; background: var(--soft-bg); }
.footer-inner { padding: 1.4rem 1.25rem; font-size: .82rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: .5rem; }

/* toast */
.toast {
  position: fixed; bottom: 1.5rem; left: 50%; transform: translateX(-50%);
  background: var(--toast-bg); color: var(--toast-text); font-size: .82rem; padding: .5rem 1rem;
  border-radius: .5rem; z-index: 100;
}

/* address overview grid */
.overview-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; margin-bottom: 1.25rem; }

/* etherscan-style stacked overview rows */
.ov-body { padding: .8rem 1.25rem 1.1rem; }
.ov-row { padding: .55rem 0; }
.ov-label { font-size: .72rem; font-weight: 500; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; margin-bottom: .35rem; }
.ov-value { font-size: .9rem; word-break: break-all; }

/* token holdings dropdown */
.holdings-wrap { position: relative; display: flex; gap: .5rem; align-items: stretch; max-width: 28rem; }
.holdings-btn {
  flex: 1; display: flex; justify-content: space-between; align-items: center; gap: .6rem;
  border: 1px solid var(--border); background: var(--card-bg); color: var(--text);
  border-radius: .5rem; padding: .5rem .75rem; font: inherit; font-size: .875rem;
  cursor: pointer; text-align: left; min-width: 0;
}
.holdings-btn:hover:not(:disabled), .holdings-btn.open { border-color: var(--link); }
.holdings-btn:disabled { color: var(--muted); cursor: default; }
.holdings-btn .chev { color: var(--muted); font-size: .7rem; flex: none; transition: transform .15s; }
.holdings-btn.open .chev { transform: rotate(180deg); }
.icon-btn {
  flex: none; display: flex; align-items: center; justify-content: center; width: 2.4rem;
  border: 1px solid var(--border); border-radius: .5rem; background: var(--soft-bg); font-size: 1rem;
}
.icon-btn:hover { background: var(--soft-hover); }
.holdings-panel {
  position: absolute; top: calc(100% + .35rem); left: 0; right: 0; z-index: 40;
  background: var(--card-bg); border: 1px solid var(--border); border-radius: .5rem;
  box-shadow: 0 .6rem 1.6rem rgba(0,0,0,.14); padding: .5rem;
}
.holdings-filter {
  width: 100%; border: 1px solid var(--border); border-radius: .4rem; background: var(--soft-bg);
  color: var(--text); font: inherit; font-size: .82rem; padding: .4rem .6rem; outline: none;
}
.holdings-filter:focus { border-color: var(--link); box-shadow: 0 0 0 .15rem var(--focus-ring); background: var(--card-bg); }
.holdings-list { max-height: 16rem; overflow-y: auto; margin-top: .4rem; }
.holdings-row { display: flex; justify-content: space-between; align-items: center; gap: .8rem; padding: .45rem .5rem; border-radius: .4rem; color: var(--text); }
.holdings-row:hover { background: var(--row-hover); color: var(--text); }
.holdings-name { font-size: .84rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 16rem; }
.holdings-sub { font-size: .75rem; color: var(--muted); }
.holdings-usd { font-size: .8rem; color: var(--muted); white-space: nowrap; }
.holdings-more { display: block; text-align: center; font-size: .8rem; padding: .5rem 0 .2rem; border-top: 1px solid var(--row-border); margin-top: .4rem; }

/* private name tags */
.tag-add {
  border: 1px dashed var(--faint); background: none; color: var(--muted);
  border-radius: 2rem; font: inherit; font-size: .8rem; padding: .3rem .85rem; cursor: pointer;
}
.tag-add:hover { color: var(--link); border-color: var(--link); }
.tag-x { border: 0; background: none; color: var(--faint); cursor: pointer; font-size: .7rem; padding: 0 0 0 .3rem; }
.tag-x:hover { color: var(--badge-red); }

@media (max-width: 900px) {
  .panels, .overview-grid { grid-template-columns: 1fr; }
  .stats-card { grid-template-columns: 1fr; }
  .stats-cell { border-left: 0 !important; border-top: 1px solid var(--border) !important; }
  .stats-cell:first-child { border-top: 0 !important; }
  .dlabel { flex-basis: 11rem; }
  .topbar-inner { flex-wrap: wrap; }
  .topbar-search { max-width: none; flex-basis: 100%; }
}

/* ── sponsored ad slots ─────────────────────────────────── */
.ad-slot {
  font-size: .8125rem; color: var(--muted);
  background: var(--soft-bg); border: 1px solid var(--border); border-radius: .5rem;
  padding: .5rem .9rem; margin: 0 0 1rem;
}
.ad-slot .ad-label { font-weight: 600; color: var(--faint); text-transform: uppercase; font-size: .68rem; letter-spacing: .04em; margin-right: .3rem; }
.hero .sponsored a { color: #fff; text-decoration: underline; }

/* ── contact form ───────────────────────────────────────── */
.contact-form { display: flex; flex-direction: column; gap: .9rem; }
.contact-form label { display: flex; flex-direction: column; gap: .3rem; font-size: .8rem; font-weight: 500; color: var(--muted); }
.contact-form input, .contact-form select, .contact-form textarea {
  border: 1px solid var(--border); border-radius: .5rem; padding: .55rem .7rem;
  font-family: inherit; font-size: .875rem; color: var(--text); background: var(--card-bg);
  outline: 0; resize: vertical;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus {
  border-color: var(--link); box-shadow: 0 0 0 .15rem var(--focus-ring);
}
.form-row2 { display: grid; grid-template-columns: 1fr 1fr; gap: .9rem; }
.form-actions { display: flex; align-items: center; gap: .8rem; }
.btn-primary {
  border: 0; background: var(--link); color: #fff; border-radius: .5rem;
  padding: .55rem 1.1rem; font-family: inherit; font-size: .875rem; font-weight: 500; cursor: pointer;
}
.btn-primary:hover { background: var(--link-hover); }
.btn-primary:disabled { opacity: .6; cursor: default; }
@media (max-width: 900px) { .form-row2 { grid-template-columns: 1fr; } }