/* =========================
   LOW SIGNAL — v1 Foundation
   Interface-minimal + editorial spacing
   Violet accent + subtle CRT texture
   ========================= */

:root{
  /* Colors */
  --bg: #0b0e13;
  --surface: #111520;
  --surface-2: #151a26;
  --text: #d4d7de;
  --muted: #9aa3b2;

  --violet: #7c5cff;
  --violet-dim: #4a3ca8;

  --border: rgba(212,215,222,0.10);
  --border-strong: rgba(212,215,222,0.18);

  /* Glow */
  --glow: 0 0 16px rgba(124,92,255,0.35);

  /* Type */
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Inter, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "JetBrains Mono", monospace;

  /* Layout */
  --wrap: 1100px;
  --radius: 14px;
  --pad: 18px;
  --pad-lg: 26px;
  --gap: 16px;
}

*{ box-sizing: border-box; }
html, body{ height: 100%; }
body{
  margin: 0;
  font-family: var(--sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
  letter-spacing: 0.2px;
  overflow-x: hidden;
}

/* Subtle CRT layers */
body::before{
  content:"";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;

  /* 1) Vignette, 2) scanlines, 3) faint violet bloom */
  background:
    radial-gradient(1200px 700px at 55% 35%, rgba(124,92,255,0.12), transparent 55%),
    radial-gradient(900px 600px at 20% 70%, rgba(124,92,255,0.06), transparent 60%),
    linear-gradient(to bottom, rgba(0,0,0,0.35), transparent 35%, rgba(0,0,0,0.45)),
    repeating-linear-gradient(
      to bottom,
      rgba(255,255,255,0.035),
      rgba(255,255,255,0.035) 1px,
      rgba(0,0,0,0.00) 3px,
      rgba(0,0,0,0.00) 6px
    );
  mix-blend-mode: overlay;
  opacity: 0.55;
}

/* Subtle grain (cheap + effective) */
body::after{
  content:"";
  position: fixed;
  inset: -20%;
  pointer-events: none;
  z-index: 0;
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='.45'/%3E%3C/svg%3E");
  opacity: 0.06;
  transform: translate3d(0,0,0);
}

a{
  color: inherit;
  text-decoration: none;
}
a:hover{
  color: var(--text);
}
::selection{
  background: rgba(124,92,255,0.35);
}

/* Layout helpers */
.wrap{
  position: relative;
  z-index: 1;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 28px 18px 64px;
}

.hr{
  height: 1px;
  background: var(--border);
  margin: 18px 0;
}

kbd, code{
  font-family: var(--mono);
  font-size: 0.95em;
  color: rgba(212,215,222,0.95);
}

/* Header */
.header{
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 0 10px;
  border-bottom: 1px solid var(--border);
}

.brand{
  display: grid;
  gap: 4px;
}
.brand .title{
  font-size: 22px;
  letter-spacing: 0.22em;
  font-weight: 650;
  text-transform: uppercase;
}
.brand .tag{
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
}
.brand .tag em{
  font-style: normal;
  color: rgba(124,92,255,0.9);
}

/* Nav */
.nav{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: flex-end;
}
.nav a{
  font-family: var(--mono);
  font-size: 12px;
  color: rgba(212,215,222,0.82);
  padding: 8px 10px;
  border: 1px solid transparent;
  border-radius: 999px;
}
.nav a:hover{
  border-color: rgba(124,92,255,0.35);
  box-shadow: var(--glow);
  color: rgba(212,215,222,0.98);
}

/* Hero */
.hero{
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 18px;
  padding: 22px 0 10px;
}
@media (max-width: 900px){
  .hero{ grid-template-columns: 1fr; }
}

.lede{
  background: linear-gradient(to bottom, rgba(21,26,38,0.62), rgba(17,21,32,0.38));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--pad-lg);
}
.lede h1{
  margin: 0 0 10px;
  font-size: 28px;
  font-weight: 620;
  letter-spacing: -0.02em;
}
.lede p{
  margin: 0;
  color: rgba(212,215,222,0.88);
  max-width: 70ch;
}
.lede .manifesto{
  margin-top: 14px;
  font-size: 14px;
  color: rgba(154,163,178,0.95);
}

/* Status module */
.module{
  background: linear-gradient(to bottom, rgba(21,26,38,0.74), rgba(17,21,32,0.46));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--pad);
}
.module .label{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-family: var(--mono);
  font-size: 12px;
  color: rgba(154,163,178,0.95);
  margin-bottom: 10px;
}
.pill{
  border: 1px solid rgba(124,92,255,0.35);
  border-radius: 999px;
  padding: 4px 8px;
  color: rgba(212,215,222,0.92);
}
.list{
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.list li{
  display: grid;
  gap: 2px;
  padding: 10px 10px;
  border: 1px solid rgba(212,215,222,0.08);
  border-radius: 12px;
  background: rgba(17,21,32,0.35);
}
.list .k{
  font-family: var(--mono);
  font-size: 11px;
  color: rgba(154,163,178,0.95);
}
.list .v{
  font-size: 13px;
  color: rgba(212,215,222,0.92);
}

/* Cards grid */
.grid{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--gap);
  margin-top: 18px;
}
@media (max-width: 980px){
  .grid{ grid-template-columns: 1fr; }
}

.card{
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(17,21,32,0.42);
  padding: var(--pad-lg);
  position: relative;
  overflow: hidden;
}
.card::before{
  content:"";
  position: absolute;
  inset: 0;
  background: radial-gradient(500px 140px at 30% 0%, rgba(124,92,255,0.16), transparent 60%);
  opacity: 0.65;
  pointer-events: none;
}
.card > *{ position: relative; z-index: 1; }

.card .top{
  display:flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}
.card h2{
  margin: 0;
  font-size: 14px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.card .meta{
  font-family: var(--mono);
  font-size: 11px;
  color: rgba(154,163,178,0.95);
}
.card p{
  margin: 12px 0 14px;
  color: rgba(212,215,222,0.84);
  font-size: 14px;
}
.card .go{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 12px;
  color: rgba(212,215,222,0.92);
  padding: 8px 10px;
  border-radius: 12px;
  border: 1px solid rgba(124,92,255,0.22);
  width: fit-content;
}
.card:hover{
  border-color: rgba(124,92,255,0.28);
  box-shadow: 0 0 0 1px rgba(124,92,255,0.12), var(--glow);
}
.card:hover .go{
  border-color: rgba(124,92,255,0.38);
  box-shadow: var(--glow);
}

/* Footer */
.footer{
  margin-top: 42px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  align-items: center;
  justify-content: space-between;
  color: rgba(154,163,178,0.95);
  font-family: var(--mono);
  font-size: 12px;
}
.footer .right{
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.footer a{
  color: rgba(212,215,222,0.82);
}
.footer a:hover{
  color: rgba(212,215,222,0.98);
  text-shadow: 0 0 14px rgba(124,92,255,0.35);
}
/* ===== Page utilities ===== */

.pagehead{
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-top: 18px;
  padding: 18px 0 10px;
}
.pagehead h1{
  margin: 0;
  font-size: 22px;
  letter-spacing: -0.01em;
  font-weight: 620;
}
.pagehead .sub{
  margin: 6px 0 0;
  color: rgba(154,163,178,0.95);
  font-size: 14px;
  max-width: 72ch;
}
.pagehead .meta{
  font-family: var(--mono);
  font-size: 12px;
  color: rgba(154,163,178,0.95);
  white-space: nowrap;
}

.section{
  margin-top: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(17,21,32,0.36);
  overflow: hidden;
}
.section .hd{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(212,215,222,0.08);
  background: rgba(17,21,32,0.35);
}
.section .hd h2{
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.section .hd .hint{
  font-family: var(--mono);
  font-size: 11px;
  color: rgba(154,163,178,0.95);
}
.section .bd{
  padding: 16px;
}

.two{
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--gap);
}
@media (max-width: 980px){
  .two{ grid-template-columns: 1fr; }
}

.rows{
  display: grid;
  gap: 10px;
}

.row{
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 12px;
  padding: 12px;
  border: 1px solid rgba(212,215,222,0.08);
  border-radius: 12px;
  background: rgba(17,21,32,0.35);
}
@media (max-width: 780px){
  .row{ grid-template-columns: 1fr; }
}

.row .title{
  margin: 0 0 4px;
  font-size: 14px;
  font-weight: 600;
}
.row .desc{
  margin: 0;
  font-size: 13px;
  color: rgba(212,215,222,0.84);
}
.row .right{
  display: grid;
  align-content: start;
  gap: 6px;
  font-family: var(--mono);
  font-size: 11px;
  color: rgba(154,163,178,0.95);
}
.badges{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}
.badge{
  font-family: var(--mono);
  font-size: 11px;
  padding: 5px 8px;
  border-radius: 999px;
  border: 1px solid rgba(124,92,255,0.22);
  color: rgba(212,215,222,0.88);
  background: rgba(17,21,32,0.25);
}

pre{
  margin: 0;
  padding: 14px;
  border-radius: 12px;
  border: 1px solid rgba(212,215,222,0.10);
  background: rgba(10,12,18,0.55);
  overflow: auto;
}
pre code{
  display: block;
  font-size: 12px;
  line-height: 1.5;
  color: rgba(212,215,222,0.92);
}

.smalllinks{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
}
.smalllinks a{
  font-family: var(--mono);
  font-size: 12px;
  padding: 8px 10px;
  border-radius: 12px;
  border: 1px solid rgba(212,215,222,0.10);
  background: rgba(17,21,32,0.28);
}
.smalllinks a:hover{
  border-color: rgba(124,92,255,0.35);
  box-shadow: var(--glow);
}