/* 1CONN Explorer v2 — premium design system.
   Palette and typography matched to the 1conn.tech brand identity:
   deep navy #040710, Inter, blue #3e7fff, purple #8d43ff, cyan #56e4ff,
   success #55e8a7, glass panels and gradient accents. */
:root{
  --bg:#040710; --bg-2:#070d19; --bg-3:#0a1220;
  --panel:rgba(8,16,29,.82); --panel-2:rgba(11,19,33,.72);
  --line:rgba(115,155,225,.18); --line-strong:rgba(115,155,225,.32);
  --text:#eef5ff; --muted:#8fa0ba; --muted-2:#6d84a8;
  --blue:#3e7fff; --blue-2:#326fff; --purple:#8d43ff; --purple-2:#7039df; --cyan:#56e4ff;
  --ok:#55e8a7; --warn:#ffcf5c; --bad:#ff6b8a;
  --grad:linear-gradient(115deg,#326fff,#7039df);
  --grad-brand:linear-gradient(135deg,#8d43ff,#3e7fff 48%,#56e4ff);
  --radius:20px; --radius-sm:12px;
  --shadow:0 18px 50px rgba(3,7,18,.55);
  --font:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:14px;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:var(--cyan);text-decoration:none}
a:hover{color:#fff}
.ambient{position:fixed;inset:0;z-index:-1;background:
  radial-gradient(circle at 78% 4%,rgba(39,104,255,.16),transparent 30%),
  radial-gradient(circle at 18% 34%,rgba(110,45,220,.10),transparent 28%),
  radial-gradient(circle at 60% 92%,rgba(86,228,255,.06),transparent 34%),var(--bg)}
.ambient:after{content:"";position:absolute;inset:0;background-image:
  linear-gradient(rgba(255,255,255,.012) 1px,transparent 1px),
  linear-gradient(90deg,rgba(255,255,255,.012) 1px,transparent 1px);
  background-size:80px 80px;mask-image:linear-gradient(to bottom,#000,transparent 70%)}

/* ---- header ---- */
.app-header{position:sticky;top:0;z-index:50;background:rgba(4,7,16,.78);backdrop-filter:blur(20px);border-bottom:1px solid var(--line)}
.app-header-inner{max-width:1440px;margin:0 auto;padding:0 20px;height:70px;display:flex;align-items:center;gap:18px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand img{height:30px;width:auto;filter:drop-shadow(0 0 14px rgba(76,115,255,.35))}
.brand .brand-divider{width:1px;height:26px;background:var(--line-strong)}
.brand .brand-suffix{font-size:10px;letter-spacing:.28em;font-weight:800;color:var(--muted);text-transform:uppercase}
.nav{display:flex;gap:6px;align-items:center;overflow-x:auto;scrollbar-width:none;flex:1}
.nav::-webkit-scrollbar{display:none}
.nav a{padding:8px 12px;border-radius:10px;font-size:12px;font-weight:600;color:var(--muted);white-space:nowrap;transition:.18s}
.nav a:hover{color:#fff;background:rgba(115,155,225,.08)}
.nav a.active{color:#fff;background:linear-gradient(115deg,rgba(50,111,255,.22),rgba(112,57,223,.22));border:1px solid var(--line-strong)}
.header-tools{display:flex;align-items:center;gap:10px;flex-shrink:0}
.net-badge{display:flex;align-items:center;gap:7px;font-size:11px;font-weight:700;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:6px 11px;background:var(--panel-2);white-space:nowrap}
.dot{width:8px;height:8px;border-radius:50%;background:var(--muted-2);flex-shrink:0}
.dot.online{background:var(--ok);box-shadow:0 0 10px var(--ok)}
.dot.offline{background:var(--bad);box-shadow:0 0 10px var(--bad)}
.dot.warn{background:var(--warn);box-shadow:0 0 10px var(--warn)}

.searchbar{display:flex;flex:1;max-width:460px;min-width:180px}
.searchbar input{flex:1;min-width:0;background:var(--panel);border:1px solid var(--line);border-right:0;color:var(--text);border-radius:11px 0 0 11px;padding:10px 13px;outline:none;font-family:var(--font);font-size:13px}
.searchbar input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(50,111,255,.14)}
.searchbar button{background:var(--grad);border:0;color:#fff;font-weight:700;font-size:12px;border-radius:0 11px 11px 0;padding:0 16px;cursor:pointer;transition:.18s}
.searchbar button:hover{filter:brightness(1.12)}

/* ---- layout ---- */
main{max-width:1440px;margin:0 auto;padding:26px 20px 72px}
.page-head{margin-bottom:20px}
.eyebrow{font-size:9px;letter-spacing:.31em;font-weight:800;color:#70b8ff;text-transform:uppercase;margin:0 0 8px}
.page-head h1{font-size:clamp(26px,3.4vw,40px);margin:0 0 6px;letter-spacing:-.03em}
.page-head .sub{color:var(--muted);font-size:13px;margin:0}
.hero{position:relative;border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px;margin-bottom:22px;background:linear-gradient(145deg,rgba(14,27,45,.82),rgba(6,12,22,.76));overflow:hidden}
.hero h2{margin:0 0 6px;font-size:clamp(20px,2.6vw,30px);letter-spacing:-.02em}
.hero h2 em{font-style:normal;color:#8172ff}
.hero p{margin:0;color:var(--muted);max-width:680px}
.hero .hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}

.grid{display:grid;gap:14px}
.grid.stats{grid-template-columns:repeat(auto-fit,minmax(168px,1fr));margin-bottom:22px}
.grid.cols{grid-template-columns:1.5fr 1fr}
.grid.cols-3{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
@media(max-width:980px){.grid.cols,.grid.cols-3{grid-template-columns:1fr}}

.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.card.accent:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--grad-brand)}
.card small,.stat small{display:block;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;font-size:10px;font-weight:700;margin-bottom:7px}
.stat b{font-size:23px;font-weight:700;letter-spacing:-.02em;display:block}
.stat .delta{font-size:11px;color:var(--muted);margin-top:4px}
.stat .accent{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px;margin-bottom:18px;box-shadow:var(--shadow)}
.panel h2{font-size:14px;margin:0 0 14px;letter-spacing:.01em;display:flex;align-items:center;gap:9px}
.panel h2 .tag{margin-left:auto;font-size:10px;font-weight:700;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:3px 9px;letter-spacing:.06em}
.panel-head{display:flex;align-items:center;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.panel-head h2{margin:0}

/* ---- tables ---- */
.table-wrap{overflow-x:auto;border-radius:var(--radius-sm)}
table{width:100%;border-collapse:collapse;min-width:520px}
th{text-align:left;color:var(--muted);font-size:10px;text-transform:uppercase;letter-spacing:.08em;font-weight:700;padding:9px 10px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:11px 10px;border-bottom:1px solid rgba(24,35,60,.55);font-size:13px;vertical-align:middle}
tbody tr{transition:background .15s}
tbody tr:hover{background:rgba(115,155,225,.05)}
tr:last-child td{border-bottom:0}
.mono{font-family:var(--mono);font-size:12px}
.hash-link{font-family:var(--mono);font-size:12px;color:var(--cyan)}
.hash-link:hover{color:#fff}
.num{font-variant-numeric:tabular-nums;font-weight:600}
.right{text-align:right}

/* ---- pills / badges ---- */
.pill{display:inline-block;border:1px solid var(--line);border-radius:999px;padding:2px 9px;font-size:11px;color:var(--muted);white-space:nowrap}
.badge{display:inline-flex;align-items:center;gap:5px;border-radius:8px;padding:3px 8px;font-size:11px;font-weight:700;border:1px solid transparent}
.badge.ok{background:rgba(85,232,167,.12);color:var(--ok);border-color:rgba(85,232,167,.3)}
.badge.bad{background:rgba(255,107,138,.12);color:var(--bad);border-color:rgba(255,107,138,.3)}
.badge.warn{background:rgba(255,207,92,.12);color:var(--warn);border-color:rgba(255,207,92,.3)}
.badge.info{background:rgba(86,228,255,.12);color:var(--cyan);border-color:rgba(86,228,255,.3)}
.badge.purple{background:rgba(141,67,255,.14);color:#c3a4ff;border-color:rgba(141,67,255,.34)}
.ok{color:var(--ok)}.bad{color:var(--bad)}.warn{color:var(--warn)}.muted{color:var(--muted)}.cyan{color:var(--cyan)}

/* ---- key/value ---- */
.kv{display:grid;grid-template-columns:200px 1fr;gap:9px 18px}
.kv .k{color:var(--muted);font-size:12px}
.kv .v{font-family:var(--mono);font-size:12px;word-break:break-all}
.kv .v.plain{font-family:var(--font);font-size:13px;word-break:normal}
@media(max-width:640px){.kv{grid-template-columns:1fr;gap:2px 0}.kv .k{margin-top:8px}}

/* ---- misc ---- */
.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.spread{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.code{font-family:var(--mono);font-size:11px;white-space:pre-wrap;word-break:break-all;background:#050b16;border:1px solid var(--line);border-radius:10px;padding:12px;max-height:320px;overflow:auto}
.empty{padding:30px 18px;text-align:center;color:var(--muted);font-size:13px}
.empty .empty-icon{font-size:22px;opacity:.5;display:block;margin-bottom:8px}
.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 15px;border-radius:11px;border:1px solid var(--line-strong);background:var(--panel-2);color:var(--text);font-size:12px;font-weight:700;cursor:pointer;transition:.18s;font-family:var(--font)}
.btn:hover{transform:translateY(-1px);border-color:#608cff}
.btn.primary{background:var(--grad);border-color:#638cff;color:#fff}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none}
.btn.ghost{background:transparent}
.alert{border:1px solid rgba(255,107,138,.4);background:rgba(255,107,138,.09);color:#ffc2cf;border-radius:12px;padding:12px 14px;font-size:12px;margin-bottom:16px;display:flex;gap:9px;align-items:flex-start}
.alert.warn{border-color:rgba(255,207,92,.4);background:rgba(255,207,92,.08);color:#ffe6ad}
.notice{color:var(--muted);font-size:12px}

/* ---- charts ---- */
.chart{width:100%;height:180px;display:block}
.chart .bar{fill:url(#barGrad);transition:.2s}
.spark{width:100%;height:46px;display:block}
.legend-row{display:flex;gap:16px;flex-wrap:wrap;font-size:11px;color:var(--muted);margin-top:8px}
.legend-row i{display:inline-block;width:9px;height:9px;border-radius:3px;margin-right:5px;vertical-align:-1px}

/* ---- skeletons ---- */
.skeleton{position:relative;overflow:hidden;background:rgba(115,155,225,.08);border-radius:8px;color:transparent!important;min-height:14px}
.skeleton:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(115,155,225,.16),transparent);transform:translateX(-100%);animation:shimmer 1.4s infinite}
@keyframes shimmer{100%{transform:translateX(100%)}}
.skeleton-card{height:92px;border-radius:var(--radius);margin-bottom:0}

/* ---- stream ---- */
.stream{display:flex;flex-direction:column;gap:8px;max-height:420px;overflow:auto}
.stream-item{display:grid;grid-template-columns:84px 1fr auto auto;gap:12px;align-items:center;padding:10px 12px;border:1px solid var(--line);border-radius:12px;background:var(--panel-2);animation:fade .4s ease}
.stream-item .blk{font-weight:700;font-variant-numeric:tabular-nums}
@keyframes fade{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
@media(max-width:640px){.stream-item{grid-template-columns:64px 1fr auto;gap:8px}.stream-item .stream-age{display:none}}

footer{border-top:1px solid var(--line);color:var(--muted);font-size:12px;padding:22px 20px;text-align:center}
footer .foot-links{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-top:10px}
footer a{color:var(--muted)}footer a:hover{color:#fff}

.tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:14px}
.tab{padding:7px 13px;border-radius:10px;border:1px solid var(--line);background:var(--panel-2);color:var(--muted);font-size:12px;font-weight:600;cursor:pointer}
.tab.active{color:#fff;background:linear-gradient(115deg,rgba(50,111,255,.22),rgba(112,57,223,.22));border-color:var(--line-strong)}
.pager{display:flex;gap:10px;justify-content:center;margin-top:16px}
.progress{height:6px;border-radius:999px;background:rgba(115,155,225,.14);overflow:hidden}
.progress>i{display:block;height:100%;background:var(--grad-brand);border-radius:999px}

@media(max-width:900px){
  .app-header-inner{height:auto;padding:10px 16px;flex-wrap:wrap;gap:10px}
  .nav{order:3;width:100%;padding-top:4px}
  .searchbar{order:2;max-width:none}
  main{padding:18px 14px 60px}
}