/* Liquidation Survivor — dark theme, Dark Survivor brand palette. No framework. */

:root {
  --bg: #0a0f0d;
  --bg-2: #0f1613;
  --card: #121a16;
  --card-2: #172119;
  --line: #1f2c25;
  --line-2: #2a3a31;
  --ink: #eaf0ec;
  --mute: #8aa79b;
  --mute-2: #5f7a6d;
  --green: #2ed47a;
  --green-2: #1fa85d;
  --green-dim: rgba(46, 212, 122, 0.12);
  --amber: #f5b841;
  --amber-dim: rgba(245, 184, 65, 0.14);
  --red: #ff5c5c;
  --red-dim: rgba(255, 92, 92, 0.14);
  --radius: 14px;
  --font: "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  padding: 0;
}
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-weight: 500;
  line-height: 1.5;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}
a {
  color: var(--green);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
h1,
h2,
h3 {
  margin: 0;
  font-weight: 700;
  letter-spacing: -0.01em;
}
h2 {
  font-size: 1.15rem;
}
p {
  margin: 0.4em 0;
}
code,
.mono {
  font-family: var(--mono);
  font-size: 0.92em;
}
.mute {
  color: var(--mute);
}
.small {
  font-size: 0.85rem;
}
.hidden {
  display: none !important;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* ---------- layout ---------- */
.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px 64px;
}
header.top {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(10, 15, 13, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
header.top .wrap {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 20px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
}
.brand img {
  width: 36px;
  height: 36px;
}
.brand .name {
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.1;
}
.brand .tag {
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  color: var(--green);
}
.spacer {
  flex: 1;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--line-2);
  background: var(--bg-2);
  color: var(--mute);
  font-size: 0.78rem;
  white-space: nowrap;
}
.badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--mute-2);
}
.badge.ok .dot {
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
}
.badge.warn .dot {
  background: var(--amber);
}
.badge.ai {
  border-color: rgba(46, 212, 122, 0.4);
  color: var(--green);
}
.badge.rules {
  color: var(--mute);
}

main.wrap {
  display: grid;
  gap: 18px;
  padding-top: 22px;
}
.hero {
  padding: 10px 0 4px;
}
.hero h1 {
  font-size: clamp(1.6rem, 3.5vw, 2.3rem);
}
.hero p {
  max-width: 720px;
  color: var(--mute);
}
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
@media (max-width: 820px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }
  header.top .wrap {
    flex-wrap: wrap;
  }
}

/* ---------- cards ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
}
.card-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.card-head h2 {
  flex: 1;
}
.card-head .step {
  display: inline-grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--green-dim);
  color: var(--green);
  font-size: 0.8rem;
  font-weight: 700;
}
.card.demo {
  border-color: rgba(245, 184, 65, 0.35);
  background: linear-gradient(180deg, rgba(245, 184, 65, 0.05), transparent 60%), var(--card);
}

/* ---------- stats / tiles ---------- */
.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
}
.tile {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
}
.tile .k {
  color: var(--mute);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.tile .v {
  font-size: 1.35rem;
  font-weight: 700;
  margin-top: 2px;
  word-break: break-word;
}
.tile .sub {
  font-size: 0.78rem;
  color: var(--mute);
}

/* ---------- HF gauge ---------- */
.hf-row {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 18px;
  align-items: center;
}
@media (max-width: 560px) {
  .hf-row {
    grid-template-columns: 1fr;
  }
}
.gauge {
  width: 160px;
  height: 100px;
}
.gauge .track {
  stroke: var(--line-2);
}
.gauge .val {
  stroke: var(--green);
  transition: stroke-dashoffset 0.6s ease;
}
.gauge.amber .val {
  stroke: var(--amber);
}
.gauge.red .val {
  stroke: var(--red);
}
.gauge text {
  fill: var(--ink);
  font-family: var(--font);
  font-weight: 700;
}
.hf-label {
  font-size: 0.8rem;
  color: var(--mute);
}
.pill {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
}
.pill.green {
  background: var(--green-dim);
  color: var(--green);
}
.pill.amber {
  background: var(--amber-dim);
  color: var(--amber);
}
.pill.red {
  background: var(--red-dim);
  color: var(--red);
}
.pill.grey {
  background: var(--bg-2);
  color: var(--mute);
  border: 1px solid var(--line-2);
}

/* ---------- tables ---------- */
.table-wrap {
  overflow-x: auto;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
th,
td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
th {
  color: var(--mute);
  font-weight: 500;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
td.num,
th.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}
tr:last-child td {
  border-bottom: 0;
}

/* ---------- forms ---------- */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 12px;
}
label.field {
  display: grid;
  gap: 4px;
  font-size: 0.8rem;
  color: var(--mute);
}
label.field span.hint {
  font-size: 0.72rem;
  color: var(--mute-2);
}
input,
select {
  width: 100%;
  background: var(--bg-2);
  border: 1px solid var(--line-2);
  color: var(--ink);
  border-radius: 10px;
  padding: 9px 11px;
  font: inherit;
  font-size: 0.95rem;
}
input:focus,
select:focus {
  outline: 2px solid rgba(46, 212, 122, 0.45);
  outline-offset: 1px;
  border-color: var(--green-2);
}
input:invalid {
  border-color: var(--red);
}
.check {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--mute);
}
.check input {
  width: auto;
}
.row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}
.row.between {
  justify-content: space-between;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

/* ---------- buttons ---------- */
button,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--green);
  color: #06130c;
  border: 0;
  border-radius: 10px;
  padding: 9px 16px;
  font: inherit;
  font-weight: 700;
  font-size: 0.92rem;
  cursor: pointer;
  transition:
    transform 0.08s ease,
    filter 0.15s ease;
  text-decoration: none;
}
button:hover,
.btn:hover {
  filter: brightness(1.08);
  text-decoration: none;
}
button:active {
  transform: translateY(1px);
}
button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  filter: none;
}
button.ghost,
.btn.ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line-2);
}
button.ghost:hover {
  border-color: var(--green-2);
}
button.danger {
  background: transparent;
  color: var(--red);
  border: 1px solid rgba(255, 92, 92, 0.4);
}
button.amber {
  background: var(--amber);
  color: #1b1400;
}
button.sm {
  padding: 6px 11px;
  font-size: 0.82rem;
}

/* ---------- misc blocks ---------- */
.alert {
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid var(--line-2);
  background: var(--bg-2);
  font-size: 0.9rem;
}
.alert.warn {
  border-color: rgba(245, 184, 65, 0.45);
  background: var(--amber-dim);
  color: #ffe3a3;
}
.alert.err {
  border-color: rgba(255, 92, 92, 0.45);
  background: var(--red-dim);
  color: #ffb3b3;
}
.alert.ok {
  border-color: rgba(46, 212, 122, 0.45);
  background: var(--green-dim);
  color: #bff3d6;
}
.kv {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 4px 14px;
  font-size: 0.9rem;
}
.kv dt {
  color: var(--mute);
}
.kv dd {
  margin: 0;
  word-break: break-all;
}
ul.clean {
  margin: 6px 0 0;
  padding-left: 18px;
}
ul.clean li {
  margin: 3px 0;
}
.summary {
  font-size: 1.02rem;
  line-height: 1.6;
}
.reco {
  margin-top: 12px;
  padding: 12px 14px;
  border-radius: 10px;
  background: var(--bg-2);
  border: 1px dashed var(--line-2);
}
.tx-log {
  margin-top: 12px;
  display: grid;
  gap: 6px;
  font-size: 0.85rem;
}
.tx-log .item {
  display: flex;
  gap: 8px;
  align-items: baseline;
  padding: 6px 10px;
  border-radius: 8px;
  background: var(--bg-2);
  border: 1px solid var(--line);
}
.tx-log .item.ok {
  border-color: rgba(46, 212, 122, 0.35);
}
.tx-log .item.err {
  border-color: rgba(255, 92, 92, 0.35);
}
.spark {
  width: 100%;
  height: 90px;
  display: block;
}
.spark .line {
  fill: none;
  stroke: var(--green);
  stroke-width: 2;
}
.spark .area {
  fill: rgba(46, 212, 122, 0.12);
}
.spark .trig {
  stroke: var(--amber);
  stroke-dasharray: 4 4;
  stroke-width: 1;
}
.spark .liq {
  stroke: var(--red);
  stroke-dasharray: 2 4;
  stroke-width: 1;
}
.spark text {
  fill: var(--mute);
  font-size: 10px;
  font-family: var(--mono);
}
.spin {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255, 255, 255, 0.25);
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* ---------- footer ---------- */
footer {
  border-top: 1px solid var(--line);
  margin-top: 24px;
}
footer .wrap {
  padding: 26px 20px 40px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 24px;
  color: var(--mute);
  font-size: 0.88rem;
}
@media (max-width: 720px) {
  footer .wrap {
    grid-template-columns: 1fr;
  }
}
footer h3 {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 8px;
}
footer ul {
  margin: 0;
  padding-left: 18px;
}
footer li {
  margin: 4px 0;
}

/* ---------- board page ---------- */
.board-hero {
  text-align: center;
  padding: 28px 0 6px;
}
.board-hero img {
  width: 72px;
  height: 72px;
}
.board-hero h1 {
  font-size: clamp(1.7rem, 4vw, 2.4rem);
  margin-top: 8px;
}
.board-hero p {
  color: var(--mute);
}
.refresh-note {
  text-align: center;
  font-size: 0.78rem;
  color: var(--mute-2);
}