/* TailFeed — CRT phosphor design system
   one palette, one typeface stack, everything hand-tuned.
   bg #050807 · phosphor #25FF45 · amber #FFB000 · dim #8fb59c */

:root {
  --bg: #050807;
  --bg2: #0a0f0c;
  --panel: #0d130f;
  --line: #1d2b22;
  --phos: #25FF45;
  --phos-dim: #128a2a;
  --amber: #FFB000;
  --text: #c9e2d0;
  --muted: #8fb59c;
  --faint: #5a7462;
  --red: #ff5c5c;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", Menlo, Consolas, "Liberation Mono", monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scrollbar-color: #14401f var(--bg); }
::-webkit-scrollbar { width: 10px; background: var(--bg); }
::-webkit-scrollbar-thumb { background: #14401f; border-radius: 0; }
::-webkit-scrollbar-thumb:hover { background: var(--phos-dim); }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1.55;
  overflow-x: hidden;
}

/* CRT overlay: scanlines + vignette, one layer, cheap */
.crt {
  position: fixed; inset: 0;
  pointer-events: none; z-index: 999;
  background:
    repeating-linear-gradient(0deg, rgba(0,0,0,.14) 0 1px, transparent 1px 3px),
    radial-gradient(ellipse at center, transparent 55%, rgba(0,0,0,.5) 100%);
  opacity: .55;
}

::selection { background: var(--phos); color: #03130a; }

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

/* ---------- top bar ---------- */
.top {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; gap: 1.4rem;
  padding: .55rem 1.2rem;
  background: rgba(5,8,7,.97);
  border-bottom: 1px solid var(--line);
}
.brand {
  display: flex; align-items: center; gap: .5rem;
  color: var(--text); font-weight: 700; font-size: 15px;
  border: 1px solid var(--line); padding: .18rem .6rem .18rem .3rem;
}
.brand img { image-rendering: pixelated; border: 1px solid var(--line); }
.brand:hover { text-decoration: none; border-color: var(--phos-dim); }
.top nav { display: flex; gap: 1.05rem; margin-left: auto; flex-wrap: wrap; }
.top nav a { color: var(--muted); font-size: 13px; }
.top nav a:hover { color: var(--phos); text-decoration: none; }
.top .btn { margin-left: .4rem; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .4rem;
  font-family: var(--mono); font-size: 13.5px;
  color: var(--phos);
  background: var(--panel);
  border: 1px solid var(--line);
  padding: .5rem 1rem;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover { border-color: var(--phos-dim); text-decoration: none; box-shadow: 0 0 12px rgba(37,255,69,.15); }
.btn.primary { background: var(--phos); color: #03130a; font-weight: 700; border-color: var(--phos); }
.btn.primary:hover { box-shadow: 0 0 18px rgba(37,255,69,.35); }
.btn.ghost { background: transparent; }
.mini {
  font-family: var(--mono); font-size: 12px;
  background: none; color: var(--muted);
  border: none; cursor: pointer;
}
.mini:hover { color: var(--phos); }

/* ---------- sections ---------- */
main { max-width: 1060px; margin: 0 auto; padding: 0 1.2rem; }
.sec { margin: 4.6rem 0; scroll-margin-top: 72px; }
.sec-head { margin-bottom: 1.6rem; }
.sec-head h2 {
  color: var(--phos);
  font-size: 21px;
  text-shadow: 0 0 14px rgba(37,255,69,.4);
  margin-bottom: .35rem;
}
.sec-head p { color: var(--muted); max-width: 640px; }
.note { color: var(--faint); font-size: 12.5px; margin-top: .9rem; max-width: 720px; }

/* ---------- hero ---------- */
.hero { padding: 2.4rem 0 .4rem; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr .85fr;
  gap: 1.8rem;
  align-items: center;
  margin-bottom: .4rem;
}
.term {
  border: 1px solid var(--line);
  background: var(--bg2);
  box-shadow: 0 0 32px rgba(37,255,69,.07), inset 0 0 60px rgba(0,0,0,.5);
  margin-bottom: 1.2rem;
}
.term-bar {
  display: flex; align-items: center; gap: .38rem;
  border-bottom: 1px solid var(--line);
  padding: .4rem .6rem;
}
.term-bar span { width: 10px; height: 10px; border: 1px solid var(--faint); border-radius: 50%; }
.term-bar span:last-child { background: var(--phos-dim); border-color: var(--phos-dim); }
.term-bar em { margin-left: auto; color: var(--faint); font-style: normal; font-size: 11px; }
.boot {
  padding: .7rem .9rem .9rem;
  color: var(--phos);
  font-size: 12.5px;
  line-height: 1.5;
  min-height: 74px;
  white-space: pre-wrap;
  text-shadow: 0 0 8px rgba(37,255,69,.35);
}
.hero h1 {
  font-size: clamp(26px, 4.5vw, 44px);
  line-height: 1.08;
  color: var(--text);
  margin-bottom: .9rem;
}
.glow {
  color: var(--phos);
  text-shadow: 0 0 22px rgba(37,255,69,.5);
}
.hero .sub { color: var(--muted); max-width: 620px; margin-bottom: 1.4rem; font-size: 14.5px; }
.stats { display: flex; gap: 2rem; flex-wrap: wrap; margin-bottom: 1.2rem; }
.stats b {
  display: block;
  color: var(--amber);
  font-size: 24px;
  text-shadow: 0 0 16px rgba(255,176,0,.3);
}
.stats span { color: var(--muted); font-size: 12px; letter-spacing: .06em; text-transform: lowercase; }
.cta { display: flex; gap: .8rem; flex-wrap: wrap; margin-bottom: 1.2rem; }
.tag { color: var(--faint); font-size: 12px; letter-spacing: .04em; }

/* ---------- feeds table ---------- */
.table-wrap { border: 1px solid var(--line); background: var(--bg2); overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
thead th {
  text-align: left;
  color: var(--faint);
  font-size: 11px; font-weight: 400;
  letter-spacing: .14em; text-transform: uppercase;
  padding: .6rem .8rem;
  border-bottom: 1px solid var(--line);
}
tbody td { padding: .55rem .8rem; border-bottom: 1px solid #121c15; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: #0e1511; }
td.loading { color: var(--muted); padding: 1.4rem .8rem; }
.f-sym { color: var(--phos); font-weight: 700; }
.f-name { color: var(--faint); font-size: 12px; display: block; }
.f-price { color: var(--text); font-weight: 700; font-size: 14.5px; }
.f-delta-up { color: var(--phos); }
.f-delta-down { color: var(--red); }
.f-delta-flat { color: var(--faint); }
.f-round { color: var(--muted); }
.f-age { color: var(--muted); white-space: nowrap; }
.f-fresh { color: var(--phos); }
.f-proxy {
  color: var(--muted); font-size: 11.5px;
  cursor: pointer; position: relative;
  white-space: nowrap;
}
.f-proxy:hover { color: var(--phos); }
.f-proxy.copied::after {
  content: "copied"; position: absolute; left: 0; top: -14px;
  color: var(--amber); font-size: 10.5px;
}
.sync-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: .45rem .1rem .1rem;
}
#sync-msg { color: var(--faint); font-size: 12px; }

/* ---------- gap grid ---------- */
.gap-grid {
  display: grid;
  grid-template-columns: repeat(29, 1fr);
  gap: 4px;
  padding: 1.1rem;
  border: 1px solid var(--line);
  background: var(--bg2);
}
.cell { aspect-ratio: 1; border: 1px solid #16211a; }
.cell.ch    { background: #164d24; border-color: #1d6b31; }
.cell.tf    { background: var(--phos); border-color: var(--phos); box-shadow: 0 0 7px rgba(37,255,69,.55); animation: pulse 2.6s ease-in-out infinite; }
.cell.dark  { background: transparent; border-color: #16211a; }
@keyframes pulse { 50% { box-shadow: 0 0 3px rgba(37,255,69,.2); } }
.legend { display: flex; gap: 1.6rem; flex-wrap: wrap; margin-top: .8rem; color: var(--muted); font-size: 12.5px; align-items: center; }
.legend b { color: var(--phos); }
.legend .dot { display: inline-block; width: 10px; height: 10px; margin-right: .4rem; vertical-align: baseline; border: 1px solid; }
.dot.ch   { background: #164d24; border-color: #1d6b31; }
.dot.tf   { background: var(--phos); border-color: var(--phos); }
.dot.dark { background: transparent; border-color: #33473b; }

/* ---------- how cards ---------- */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 1rem; }
.card {
  border: 1px solid var(--line); background: var(--bg2);
  padding: 1rem 1.1rem 1.2rem;
}
.card:hover { border-color: var(--phos-dim); }
.ascii {
  color: var(--phos-dim);
  font-size: 11px; line-height: 1.35;
  margin-bottom: .9rem;
  text-shadow: 0 0 10px rgba(37,255,69,.18);
  overflow-x: auto;
}
.card h3 { color: var(--amber); font-size: 15px; margin-bottom: .4rem; }
.card p { color: var(--muted); font-size: 13.5px; }

/* ---------- tabs ---------- */
.tab-bar { display: flex; gap: .5rem; border-bottom: 1px solid var(--line); }
.tab {
  font-family: var(--mono); font-size: 13px;
  background: none; border: 1px solid transparent;
  border-bottom: none;
  color: var(--muted);
  padding: .5rem .95rem;
  cursor: pointer;
}
.tab:hover { color: var(--phos); }
.tab.active {
  color: var(--phos);
  background: var(--bg2);
  border-color: var(--line);
  position: relative; top: 1px;
}
.tab-body { display: none; border: 1px solid var(--line); border-top: none; background: var(--bg2); }
.tab-body.active { display: block; }
.tab-body pre { padding: 1.1rem 1.2rem; overflow-x: auto; font-size: 12.8px; line-height: 1.62; }
.tab-body code { color: var(--text); }
.c1 { color: #6d8a75; }
.k  { color: var(--amber); }
.t  { color: #cfe6d4; }
.fn { color: var(--phos); }
.v  { color: #ffd97a; }
.s1 { color: #ffd97a; }
.s2 { color: #ffd97a; }

/* ---------- watchdog ---------- */
.watch-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 1rem; }
.finding {
  border: 1px solid #3d3113;
  background: linear-gradient(180deg, rgba(255,176,0,.05), rgba(255,176,0,.015));
  padding: 1.15rem 1.25rem;
}
.finding-tag { color: var(--amber); font-size: 12px; letter-spacing: .12em; display: block; margin-bottom: .6rem; }
.finding p { color: var(--text); font-size: 13.8px; }
.finding b { color: var(--amber); }
.watch-how p { color: var(--muted); font-size: 13.8px; margin-bottom: .9rem; }
.mini-note { color: var(--faint); font-size: 12px; }

/* ---------- contracts ---------- */
.contract-row { display: grid; grid-template-columns: 1fr 1.2fr; gap: 1rem; align-items: start; }
.contract-card {
  border: 1px solid var(--line); background: var(--bg2);
  padding: 1.1rem 1.25rem; position: relative;
}
.contract-card h3 { color: var(--phos); font-size: 16px; margin-bottom: .5rem; }
.contract-card code { display: block; color: var(--amber); font-size: 12.5px; word-break: break-all; margin-bottom: .7rem; }
.badge {
  display: inline-block; color: var(--muted);
  border: 1px solid var(--line); font-size: 11.5px;
  padding: .18rem .5rem; margin-bottom: .7rem;
}
.verified { display: block; font-size: 13px; }
ul.rules { list-style: none; }
ul.rules li {
  padding: .55rem 0 .55rem 1.4rem;
  border-bottom: 1px solid #121c15;
  color: var(--muted); font-size: 13.5px;
  position: relative;
}
ul.rules li:last-child { border-bottom: none; }
ul.rules li::before { content: ">"; position: absolute; left: .2rem; color: var(--phos); }
ul.rules b { color: var(--text); }

/* ---------- faq ---------- */
.faq details { border-bottom: 1px solid var(--line); }
.faq details:first-child { border-top: 1px solid var(--line); }
.faq summary {
  cursor: pointer; padding: .8rem .2rem;
  color: var(--text); font-size: 14.5px;
  list-style: none; position: relative;
}
.faq summary::before { content: "+ "; color: var(--phos); }
.faq details[open] summary::before { content: "− "; }
.faq summary:hover { color: var(--phos); }
.faq details p { padding: 0 1.2rem .9rem; color: var(--muted); font-size: 13.8px; }

/* ---------- footer ---------- */
footer {
  margin: 4rem 0 0;
  border-top: 1px solid var(--line);
  padding: 1.6rem 1.2rem 2.4rem;
  max-width: 1060px; margin-inline: auto;
}
.foot-top { display: flex; align-items: center; gap: .6rem; color: var(--text); font-size: 13.5px; margin-bottom: .8rem; }
.foot-top img { image-rendering: pixelated; }
.disclaimer { color: var(--faint); font-size: 11.5px; max-width: 720px; margin-bottom: .5rem; }
.foot-line { color: var(--muted); font-size: 12px; }

/* ---------- responsive ---------- */
@media (max-width: 760px) {
  .top nav { display: none; }
  .watch-grid, .contract-row { grid-template-columns: 1fr; }
  .stats { gap: 1.4rem; }
  .hero-grid { grid-template-columns: 1fr; }
  .term { margin-top: 0; }
  /* keep the 203-square picture exact on phones: 29 cols, cells shrink */
  .gap-grid {
    grid-template-columns: repeat(29, 1fr);
    gap: 3px;
    padding: .6rem;
  }
  .cell { border-width: 1px; }
  table { font-size: 12px; }
  thead th { padding: .45rem .55rem; letter-spacing: .08em; }
  tbody td { padding: .4rem .55rem; }
  .f-name { font-size: 10.5px; }
  .fq { display: none; }
  .f-proxy { font-size: 10px; }
  .sync-row { flex-wrap: wrap; gap: .3rem; }
}