/* nexusurl.store
   Palette: nexus-market.store dark + coral.
   Geometry: sharp corners, thin borders, colored left rails, uppercase labels.
   Nav: scrolls with the page, not pinned. */

:root {
  --bg:      #121212;
  --bg-2:    #1a1a1a;
  --panel:   #1f1f1f;
  --panel-2: #2a2a2a;
  --line:    #2e2e2e;
  --line-2:  #3a3a3a;
  --text:    #ffffff;
  --muted:   #b0b0b0;
  --muted-2: #888888;
  --primary: #e57373;
  --secondary:#ff8a80;
  --accent:  #ff5252;
  --success: #4caf50;
  --warn:    #ffb74d;
}

*, *:before, *:after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

body {
  font: 16px/1.65 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  background-image: radial-gradient(#242424 1px, transparent 1px);
  background-size: 24px 24px;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--secondary); text-decoration: underline; }

.mono, code, pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 22px; }

/* -------- header (scrolls with page, NOT sticky) -------- */
.top {
  padding: 22px 0 18px;
  border-bottom: 1px solid var(--line);
  background: var(--bg-2);
}
.top-row {
  display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
}
.brand {
  display: flex; align-items: center; gap: 12px;
  color: var(--text); text-decoration: none;
}
.brand:hover { color: var(--text); text-decoration: none; }
.brand img { width: 34px; height: 34px; }
.brand .b1 {
  font-weight: 700; font-size: 17px; letter-spacing: -.01em; line-height: 1;
}
.brand .b2 {
  display: block; margin-top: 3px;
  color: var(--primary);
  font: 700 10px/1 ui-monospace, monospace;
  letter-spacing: .14em; text-transform: uppercase;
}
.nav {
  display: flex; gap: 2px; margin-left: auto; flex-wrap: wrap; align-items: center;
}
.nav a {
  color: var(--muted); padding: 7px 12px;
  font-size: 13px; font-weight: 600;
  letter-spacing: .04em; text-transform: uppercase;
  border: 1px solid transparent;
}
.nav a:hover {
  color: var(--text); background: var(--panel-2);
  border-color: var(--line-2); text-decoration: none;
}
.nav a.on {
  color: var(--primary); border-color: var(--primary);
  background: rgba(229, 115, 115, .06);
}

.status-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 9px;
  font: 700 10px/1 ui-monospace, monospace;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--success);
  border: 1px solid rgba(76,175,80,.4);
  margin-left: 4px;
}
.status-pill .dot {
  width: 7px; height: 7px; background: var(--success);
  box-shadow: 0 0 0 2px rgba(76,175,80,.25);
  animation: pulse 1.8s infinite;
}
@keyframes pulse { 0%,100% { opacity: 1 } 50% { opacity: .4 } }

/* -------- hero -------- */
.hero { padding: 44px 0 28px; }
.hero .kicker {
  display: inline-block;
  color: var(--primary);
  font: 700 11px/1 ui-monospace, monospace;
  letter-spacing: .16em; text-transform: uppercase;
  border-left: 3px solid var(--primary);
  padding: 4px 0 4px 10px;
  margin-bottom: 14px;
}
.hero h1 {
  margin: 0 0 12px;
  font-size: 38px; line-height: 1.2; font-weight: 700;
  letter-spacing: -.01em;
}
.hero h1 .em { color: var(--primary); }
.hero p.lead {
  margin: 0 0 6px; max-width: 62ch;
  color: var(--muted); font-size: 17px; line-height: 1.55;
}

/* -------- section labels -------- */
.label {
  display: block;
  color: var(--muted-2);
  font: 700 11px/1 ui-monospace, monospace;
  letter-spacing: .18em; text-transform: uppercase;
  border-bottom: 1px solid var(--line);
  padding: 0 0 8px;
  margin: 40px 0 16px;
}
.label span.i {
  color: var(--primary);
  margin-right: 8px;
}

/* -------- address blocks -------- */
.addr-block {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--primary);
  padding: 18px 20px;
  margin: 12px 0;
}
.addr-block.mirror {
  border-left-color: var(--line-2);
}
.addr-block .hdr {
  display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap;
  margin-bottom: 10px;
}
.addr-block .num {
  color: var(--muted-2);
  font: 700 11px/1 ui-monospace, monospace;
  letter-spacing: .12em; text-transform: uppercase;
}
.addr-block .role {
  color: var(--text); font-size: 14px; font-weight: 600;
}
.addr-block .tag {
  color: var(--muted); font-size: 12px;
}
.addr-line {
  display: flex; align-items: center; gap: 10px; flex-wrap: nowrap;
  background: var(--bg-2);
  border: 1px solid var(--line);
  padding: 10px 12px;
  overflow-x: auto;
}
.addr-line input {
  flex: 1;
  min-width: 0;
  background: transparent; border: 0; outline: 0; color: var(--text);
  font: 14px/1.4 ui-monospace, monospace;
  padding: 0;
}
.addr-line button {
  background: var(--primary); color: var(--bg);
  border: 0; padding: 8px 14px;
  font: 700 11px/1 ui-monospace, monospace;
  letter-spacing: .12em; text-transform: uppercase;
  cursor: pointer;
  flex-shrink: 0;
}
.addr-line button:hover { background: var(--secondary); }
.addr-block .note {
  color: var(--muted); font-size: 13px; margin: 10px 0 0;
}

/* -------- metrics strip -------- */
.metrics {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
  background: var(--bg-2);
  margin: 24px 0;
}
.metrics .cell {
  padding: 16px 18px;
  border-right: 1px solid var(--line);
}
.metrics .cell:last-child { border-right: 0; }
.metrics .k {
  color: var(--muted-2);
  font: 700 10px/1 ui-monospace, monospace;
  letter-spacing: .16em; text-transform: uppercase;
  margin-bottom: 6px;
}
.metrics .v {
  color: var(--text); font-size: 18px; font-weight: 700;
  letter-spacing: -.01em;
}
.metrics .v.coral { color: var(--primary); }
@media (max-width: 720px) {
  .metrics { grid-template-columns: repeat(2, 1fr); }
  .metrics .cell:nth-child(2) { border-right: 0; }
}

/* -------- prose blocks -------- */
.body h2 {
  font-size: 22px; font-weight: 700; margin: 38px 0 10px;
  letter-spacing: -.01em;
}
.body h3 {
  font-size: 17px; font-weight: 700; margin: 28px 0 8px;
  color: var(--text);
}
.body p { margin: 10px 0; color: var(--text); }
.body p.dim { color: var(--muted); }
.body ul { padding-left: 20px; margin: 12px 0; color: var(--muted); }
.body ul li { margin: 6px 0; }
.body strong { color: var(--text); }
.body code {
  background: var(--panel-2); border: 1px solid var(--line);
  padding: 1px 6px; font-size: 13px; color: var(--secondary);
}

/* -------- info panel (small callout) -------- */
.callout {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  padding: 14px 18px;
  margin: 18px 0;
}
.callout .t {
  color: var(--accent);
  font: 700 11px/1 ui-monospace, monospace;
  letter-spacing: .14em; text-transform: uppercase;
  margin-bottom: 6px;
}
.callout p { margin: 0; color: var(--muted); font-size: 14px; }

/* -------- log / changelog -------- */
.log {
  border: 1px solid var(--line);
  background: var(--panel);
}
.log .row {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 14px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
}
.log .row:last-child { border-bottom: 0; }
.log .row .d {
  color: var(--primary);
  font: 700 12px/1.5 ui-monospace, monospace;
  letter-spacing: .06em;
}
.log .row .t { color: var(--text); font-size: 14px; line-height: 1.5; }
.log .row .t em { color: var(--muted); font-style: normal; font-size: 12px; display: block; margin-top: 4px; }
@media (max-width: 640px) {
  .log .row { grid-template-columns: 1fr; gap: 4px; }
}

/* -------- faq -------- */
.faq { margin: 12px 0; }
.faq details {
  border: 1px solid var(--line);
  background: var(--panel);
  margin: 8px 0;
}
.faq summary {
  cursor: pointer;
  padding: 14px 18px;
  color: var(--text); font-weight: 600; font-size: 15px;
  list-style: none;
  border-left: 3px solid transparent;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary:before {
  content: "+  ";
  color: var(--primary);
  font-family: ui-monospace, monospace;
  font-weight: 700;
}
.faq details[open] summary { border-left-color: var(--primary); background: var(--panel-2); }
.faq details[open] summary:before { content: "−  "; }
.faq details p {
  padding: 4px 18px 16px; color: var(--muted); font-size: 14px; margin: 0;
}

/* -------- footer -------- */
.foot {
  border-top: 1px solid var(--line);
  background: var(--bg-2);
  padding: 26px 0 34px; margin-top: 50px;
}
.foot .grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px;
}
.foot .grid.two { grid-template-columns: 1.6fr 1fr; }
@media (max-width: 720px) {
  .foot .grid,
  .foot .grid.two { grid-template-columns: 1fr; gap: 22px; }
}
.foot h4 {
  margin: 0 0 10px;
  color: var(--muted-2);
  font: 700 11px/1 ui-monospace, monospace;
  letter-spacing: .18em; text-transform: uppercase;
}
.foot p, .foot a { color: var(--muted); font-size: 13px; }
.foot a { display: block; padding: 2px 0; }
.foot a:hover { color: var(--primary); }
.foot .fine {
  border-top: 1px solid var(--line);
  margin-top: 24px; padding-top: 14px;
  color: var(--muted-2); font-size: 12px;
}