/* ── Industrial / monochrome theme — black + orange, no gradients ─── */
:root {
  --bg: #000000;
  --bg-2: #0a0a0a;
  --bg-3: #141414;
  --bg-4: #1c1c1c;
  --line: #1f1f1f;
  --line-2: #2a2a2a;
  --line-3: #3a3a3a;
  --fg: #ececec;
  --fg-dim: #9a9a9a;
  --fg-mute: #5a5a5a;
  --accent: #ff6b1a;       /* hazard orange — the only chromatic accent */
  --accent-hi: #ff8c3d;
  --accent-lo: #b34a10;
  --bad:  #c74848;
  --mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', Consolas, monospace;
  --sans: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --sidebar-w: 290px;
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
}

body {
  min-height: 100vh;
  display: flex;
}

/* ── Sidebar ─────────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background: var(--bg-2);
  border-right: 1px solid var(--line-2);
  height: 100vh;
  position: sticky; top: 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.sb-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px;
  border-bottom: 1px solid var(--line-2);
}
.sb-brand .logo {
  font-size: 34px;
  color: var(--accent);
  line-height: 1;
}
.sb-title {
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--fg);
}
.sb-sub {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--fg-mute);
  margin-top: 2px;
}

.sb-section-title {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--fg-mute);
  padding: 16px 18px 6px;
  border-top: 1px solid var(--line-2);
}
.sb-section-title:first-of-type { border-top: none; }

.sb-nav { display: flex; flex-direction: column; }

.sb-item {
  background: transparent;
  border: none;
  border-left: 2px solid transparent;
  color: var(--fg-dim);
  text-align: left;
  padding: 9px 18px 9px 16px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: background 0.1s, color 0.1s;
}
.sb-item:hover {
  background: var(--bg-3);
  color: var(--fg);
}
.sb-item.active {
  background: var(--bg-3);
  color: var(--fg);
  border-left-color: var(--accent);
}
.sb-item.active .sb-code {
  color: var(--accent);
  border-color: var(--accent);
}

.sb-code {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  background: var(--bg);
  border: 1px solid var(--line-3);
  padding: 3px 6px;
  color: var(--fg-dim);
  letter-spacing: 0.08em;
  width: 64px;
  text-align: center;
  flex-shrink: 0;
}

.sb-name { font-size: 13px; }

.sb-meta {
  margin-top: auto;
  padding: 14px 18px;
  border-top: 1px solid var(--line-2);
  font-family: var(--mono);
  font-size: 12px;
  color: var(--fg-dim);
}
.sb-meta .meta-row { display: flex; justify-content: space-between; gap: 8px; padding: 2px 0; }
.sb-meta .lbl { color: var(--fg-mute); }
.sb-meta .meta-row span:last-child { color: var(--fg); text-align: right; word-break: break-all; }

/* ── Main content ────────────────────────────────────────────── */
.content { flex: 1; min-width: 0; }
.panel { display: none; padding: 28px; }
.panel.active { display: block; }

.panel-head {
  margin-bottom: 22px;
  border-bottom: 1px solid var(--line-2);
  padding-bottom: 14px;
}
.panel-head h2 {
  margin: 0;
  font-family: var(--mono);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--fg);
}
.panel-head h2::before {
  content: '◢';
  color: var(--accent);
  margin-right: 10px;
  font-size: 16px;
}
.panel-head .panel-sub {
  margin: 4px 0 0;
  color: var(--fg-dim);
  font-size: 13px;
  font-family: var(--mono);
  letter-spacing: 0.04em;
}

/* ── Game panel (single-game per page) ───────────────────────── */
.game-panel { display: none; padding: 28px; }
.game-panel.active { display: block; }

.gp-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--line-2);
  padding-bottom: 16px;
}
.gp-title h2 {
  margin: 0;
  font-family: var(--mono);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--fg);
}
.gp-title h2::before {
  content: '◢';
  color: var(--accent);
  margin-right: 12px;
}
.gp-title .gp-code-tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 12px;
  background: var(--bg-3);
  border: 1px solid var(--accent);
  color: var(--accent);
  padding: 2px 8px;
  margin-right: 10px;
  letter-spacing: 0.12em;
  vertical-align: middle;
}
.gp-title .gp-sub {
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--fg-dim);
  margin-top: 6px;
  letter-spacing: 0.04em;
}
.gp-meta {
  text-align: right;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--fg-dim);
}
.gp-meta .draw {
  font-size: 21px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.05em;
}
.gp-meta .draw-time { margin-top: 4px; }

/* Sub-tabs */
.subtabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--line-2);
  margin-bottom: 18px;
}
.subtab {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--fg-dim);
  padding: 10px 18px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: color 0.1s, border-color 0.1s;
}
.subtab:hover { color: var(--fg); }
.subtab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* Prediction page layout: main column (BUY-TIME + STEP cards) + sticky
   right sidebar holding FINAL PICK. */
.pred-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 22px;
  align-items: start;
}
.pred-main { min-width: 0; }
.pred-sidebar { min-width: 0; }
.pred-sidebar .final-sticky {
  position: sticky;
  top: 18px;
}
@media (max-width: 1280px) {
  .pred-layout { grid-template-columns: 1fr; }
  .pred-sidebar .final-sticky { position: static; }
}

/* ── Jackpot strip ─────────────────────────────────────────── */
.gp-jackpot-strip {
  background: var(--bg-2);
  border: 1px solid var(--line-2);
  padding: 14px 18px;
  margin-bottom: 18px;
  font-family: var(--mono);
  position: relative;
}
.gp-jackpot-strip::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 32px;
  height: 2px;
  background: var(--accent);
}
.gp-jackpot-strip.jp-big::before  { width: 100%; }
.gp-jackpot-strip.jp-huge {
  border-color: var(--accent);
  background: var(--bg-3);
}
.gp-jackpot-strip.jp-huge::before { width: 100%; height: 3px; }

.jp-main {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 14px;
}
.jp-mark {
  color: var(--accent);
  font-size: 22px;
  line-height: 1;
}
.jp-lbl {
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--fg-mute);
  font-weight: 700;
}
.jp-amt {
  font-size: 32px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
}
.gp-jackpot-strip.jp-huge .jp-amt {
  font-size: 38px;
  color: var(--accent-hi);
}
.jp-unit {
  font-size: 14px;
  color: var(--fg-dim);
  letter-spacing: 0.04em;
}
.jp-cat {
  font-size: 12.5px;
  color: var(--fg-dim);
  margin-left: auto;
  letter-spacing: 0.04em;
}
.jp-alt {
  font-size: 12.5px;
  color: var(--fg-mute);
  letter-spacing: 0.04em;
}
.jp-flag {
  font-size: 11px;
  letter-spacing: 0.14em;
  font-weight: 700;
  color: var(--bg);
  background: var(--accent);
  padding: 3px 8px;
}

.jp-tiers {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--line-2);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}
.jp-tier {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
}
.jp-tier-lbl {
  font-size: 11px;
  color: var(--fg-mute);
  letter-spacing: 0.06em;
}
.jp-tier-amt {
  font-size: 13px;
  color: var(--fg);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

/* EV row inside jackpot strip */
.jp-ev {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line-2);
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 14px;
  font-family: var(--mono);
}
.jp-ev-lbl {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--fg-mute);
  font-weight: 700;
}
.jp-ev-val {
  font-size: 18px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--fg);
}
.jp-ev-net,
.jp-ev-return {
  font-size: 12.5px;
  color: var(--fg-dim);
  letter-spacing: 0.04em;
}
.jp-ev-flag {
  font-size: 11px;
  letter-spacing: 0.14em;
  font-weight: 700;
  color: var(--bg);
  background: var(--accent-hi);
  padding: 3px 8px;
}

/* EV color tones */
.jp-ev.ev-pos .jp-ev-val,
.jp-ev.ev-pos .jp-ev-net  { color: var(--accent-hi); }
.jp-ev.ev-near .jp-ev-val { color: var(--accent); }
.jp-ev.ev-mid .jp-ev-val  { color: var(--fg); }
.jp-ev.ev-neg .jp-ev-val  { color: var(--bad); }

/* ── ENCORE add-on section in FINAL PICK card ─────────────── */
.encore-block {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line-2);
}
.encore-lbl {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-mute);
  letter-spacing: 0.14em;
  font-weight: 700;
  margin-bottom: 8px;
}
.balls.encore-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}
.ball.encore-ball {
  width: 32px;
  height: 38px;
  font-size: 18px;
  border-radius: 2px;
  border-style: dashed;
  border-color: var(--accent-hi);
  color: var(--accent-hi);
}
.encore-ev {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-mute);
  letter-spacing: 0.04em;
}

/* Pipeline: 4 STEP cards — CSS columns masonry. Browser auto-balances
   short and tall cards into the two columns so neither side has a void. */
.gp-pipeline {
  column-count: 2;
  column-gap: 18px;
  margin-top: 22px;
}
.gp-pipeline > .gp-card {
  break-inside: avoid;
  display: block;
  width: 100%;
  margin: 0 0 18px;
}
@media (max-width: 1280px) {
  .gp-pipeline { column-count: 1; }
}

/* FINAL PICK in sidebar — generous padding for prominence */
.gp-card.final.final-sticky {
  background: var(--bg-2);
}
.gp-card.final.final-sticky .gp-card-body { padding: 22px 18px; }
.gp-card.final.final-sticky .copy-btn { margin-top: 18px; }

.gp-card {
  background: var(--bg-2);
  border: 1px solid var(--line-2);
  position: relative;
  margin-bottom: 18px;
}
.gp-card::before {
  content: '';
  position: absolute; top: 0; left: 0;
  width: 32px;
  height: 2px;
  background: var(--accent);
}
.gp-card.final::before { width: 100%; height: 2px; }

.gp-card-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 12px 18px;
  border-bottom: 1px solid var(--line-2);
  font-family: var(--mono);
}
.gp-card-head h3 {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--fg);
}
.gp-card-head .step {
  font-size: 11.5px;
  color: var(--fg-mute);
  letter-spacing: 0.1em;
}
.gp-card-body { padding: 14px 18px; }

/* ── BaZi pillars ────────────────────────────────────────────── */
.bazi {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}
.pillar {
  background: var(--bg-3);
  border: 1px solid var(--line-2);
  padding: 10px 6px;
  text-align: center;
  font-family: var(--mono);
}
.pillar .label {
  font-size: 11.5px;
  color: var(--fg-mute);
  letter-spacing: 0.08em;
}
.pillar .chars {
  font-size: 26px;
  font-weight: 700;
  margin: 6px 0 0;
  letter-spacing: 0.14em;
}
.pillar .gan { color: var(--accent); }
.pillar .zhi { color: var(--fg); }

.solar-note {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--fg-mute);
  margin-top: 10px;
  letter-spacing: 0.04em;
}
.solar-note .delta { color: var(--accent); }

/* ── Hexagrams ───────────────────────────────────────────────── */
.hexagrams {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.hex {
  background: var(--bg-3);
  border: 1px solid var(--line-2);
  padding: 12px 8px;
  text-align: center;
  font-family: var(--mono);
  color: var(--fg);
}
.hex .role {
  font-size: 11.5px;
  color: var(--fg-mute);
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}
.hex svg { display: block; margin: 0 auto 6px; }
.hex .name {
  font-size: 15px;
  font-weight: 700;
  color: var(--fg);
}
.hex .idx {
  font-size: 11.5px;
  color: var(--fg-mute);
  margin-top: 2px;
}
.hex.changed { color: var(--accent); }
.hex.changed .name { color: var(--accent); }
.hex.inter { color: var(--fg-dim); }
.hex.inter .name { color: var(--fg-dim); }

/* ── 五行 cells ──────────────────────────────────────────────── */
.wuxing {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
}
.wx-cell {
  background: var(--bg-3);
  border: 1px solid var(--line-2);
  padding: 10px 6px;
  font-family: var(--mono);
  text-align: center;
  position: relative;
}
.wx-cell.yongshen {
  border-color: var(--accent);
  background: var(--bg-4);
}
.wx-cell .el {
  font-size: 16px;
  font-weight: 700;
  color: var(--fg-dim);
}
.wx-cell .cnt {
  font-size: 21px;
  margin-top: 4px;
  color: var(--fg);
}
.wx-cell.yongshen .el { color: var(--accent); }
.wx-cell.yongshen::after {
  content: '用神';
  position: absolute;
  top: -8px; left: 50%; transform: translateX(-50%);
  font-size: 11px;
  background: var(--accent);
  color: var(--bg);
  padding: 1px 6px;
  letter-spacing: 0.08em;
  font-weight: 700;
}

.hetu-line {
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--fg-dim);
  margin-top: 12px;
  text-align: center;
  letter-spacing: 0.04em;
}
.hetu-line .key { color: var(--accent); }

/* ── Derivation table ────────────────────────────────────────── */
.derivation {
  font-family: var(--mono);
  font-size: 14px;
}
.derivation .row {
  display: flex;
  align-items: center;
  padding: 7px 0;
  border-bottom: 1px solid var(--line);
}
.derivation .row:last-child { border-bottom: none; }
.derivation .num {
  flex: 0 0 44px;
  font-size: 19px;
  font-weight: 700;
  color: var(--accent);
  text-align: center;
}
.derivation .src { flex: 1; color: var(--fg-dim); font-size: 13px; line-height: 1.4; }

.derivation .bonus .num,
.derivation .extra .num { color: var(--accent); }

.bonus-block, .extra-block {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--line-2);
}
.bonus-label, .extra-label {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--fg-mute);
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}

/* ── Buy-time window (STEP 05) ───────────────────────────────── */
.bw-rec {
  background: var(--bg-3);
  border: 1px solid var(--accent);
  padding: 14px 16px;
  margin-bottom: 16px;
  position: relative;
}
.bw-rec::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
}
.bw-rec-tag {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 12px;
}
.bw-rec-main {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-2);
}
.bw-rec-branch {
  font-family: var(--mono);
  font-size: 38px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.04em;
  flex-shrink: 0;
}
.bw-rec-info {
  flex: 1;
  min-width: 0;
}
.bw-rec-time {
  font-family: var(--mono);
  font-size: 16px;
  color: var(--fg);
  font-weight: 700;
  letter-spacing: 0.02em;
}
.bw-rec-relation {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--fg-dim);
  margin-top: 4px;
  letter-spacing: 0.04em;
}
.bw-peak {
  background: var(--bg-4);
  border: 1px solid var(--line-3);
  padding: 10px 12px;
  margin: 12px 0;
  font-family: var(--mono);
}
.bw-peak-row {
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
  padding: 4px 0;
}
.bw-peak-row + .bw-peak-row {
  border-top: 1px solid var(--line);
  margin-top: 4px;
  padding-top: 8px;
}
.bw-peak-tag {
  font-size: 10px;
  color: var(--fg-mute);
  letter-spacing: 0.14em;
  font-weight: 700;
  flex-shrink: 0;
  width: 96px;
}
.bw-peak-time {
  font-size: 22px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
}
.bw-peak-row.bw-peak-solar .bw-peak-time {
  color: var(--fg-dim);
  font-size: 16px;
}
.bw-peak-window {
  font-size: 12px;
  color: var(--fg-dim);
  letter-spacing: 0.04em;
}

.bw-rec-status {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 10px;
}
.bw-rec-stat-lbl {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-mute);
  letter-spacing: 0.12em;
  font-weight: 700;
}
.bw-rec-stat-val {
  font-family: var(--mono);
  font-size: 16px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.04em;
}
.bw-rec-stat-val.active { color: var(--accent-hi); }
.bw-rec-stat-val.past { color: var(--fg-mute); }
.bw-rec-note {
  font-family: var(--sans);
  font-size: 13px;
  color: var(--fg-dim);
  line-height: 1.55;
}
.bw-rec-note strong {
  color: var(--accent);
  font-weight: 700;
}

.bw-rec-none {
  border-color: var(--line-2);
}
.bw-rec-none::before { background: var(--line-2); }
.bw-rec-none .bw-rec-tag { color: var(--fg-dim); }

.sc-grid-title {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-mute);
  letter-spacing: 0.1em;
  font-weight: 700;
  margin-bottom: 8px;
}

.sc-cell.is-rec {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

.bw-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 14px;
}
.bw-meta-cell {
  background: var(--bg-3);
  border: 1px solid var(--line-2);
  padding: 8px 10px;
  font-family: var(--mono);
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}
.bw-mlbl {
  font-size: 10px;
  color: var(--fg-mute);
  letter-spacing: 0.12em;
  font-weight: 700;
}
.bw-mval {
  font-size: 15px;
  color: var(--fg);
  font-weight: 700;
  letter-spacing: 0.04em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.bw-mval.good { color: var(--accent); }
.bw-mval.bad  { color: var(--bad); }

.sc-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-bottom: 12px;
}
@media (max-width: 720px) {
  .sc-grid { grid-template-columns: repeat(3, 1fr); }
}
.sc-cell {
  background: var(--bg-3);
  border: 1px solid var(--line-2);
  padding: 8px 6px 6px;
  text-align: center;
  font-family: var(--mono);
}
.sc-cell .sc-branch {
  font-size: 18px;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: 0.06em;
}
.sc-cell .sc-range {
  font-size: 10px;
  color: var(--fg-mute);
  margin: 2px 0;
  letter-spacing: 0.04em;
}
.sc-cell .sc-label {
  font-size: 11px;
  color: var(--fg-dim);
  letter-spacing: 0.08em;
  font-weight: 700;
}
.sc-cell.g5 {
  border-color: var(--accent);
  background: var(--bg-4);
}
.sc-cell.g5 .sc-branch,
.sc-cell.g5 .sc-label { color: var(--accent); }

.sc-cell.g4 { border-color: var(--accent-lo); }
.sc-cell.g4 .sc-label { color: var(--accent-hi); }

.sc-cell.g1 { border-color: var(--bad); opacity: 0.78; }
.sc-cell.g1 .sc-branch { color: var(--bad); }
.sc-cell.g1 .sc-label  { color: var(--bad); }

.sc-legend {
  display: flex;
  gap: 12px;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--fg-mute);
  letter-spacing: 0.08em;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.sc-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.sc-tag::before {
  content: '';
  width: 10px; height: 10px;
  border: 1px solid var(--line-2);
  background: var(--bg-3);
}
.sc-tag.g5::before { border-color: var(--accent); background: var(--accent); }
.sc-tag.g4::before { border-color: var(--accent-lo); }
.sc-tag.g1::before { border-color: var(--bad); }

.cutoff-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 4px;
}
.cutoff-cell {
  background: var(--bg-3);
  border: 1px solid var(--line-2);
  padding: 10px 12px;
  font-family: var(--mono);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.cutoff-cell:first-child {
  border-color: var(--accent);
}
.cutoff-lbl {
  font-size: 11px;
  color: var(--fg-mute);
  letter-spacing: 0.12em;
  font-weight: 700;
}
.cutoff-val {
  font-size: 14px;
  color: var(--fg);
  letter-spacing: 0.02em;
}
.cutoff-rem {
  font-size: 14px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.04em;
}
.cutoff-rem.closed {
  color: var(--bad);
}

/* ── Final pick ───────────────────────────────────────────────── */
.gp-card.final {
  background: var(--bg-2);
}
.gp-card.final .gp-card-body { padding: 22px 18px; }

.for-draw {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px 12px;
  padding-bottom: 16px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--line-2);
  font-family: var(--mono);
}
.for-draw .for-lbl {
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--fg-mute);
}
.for-draw .for-no {
  font-size: 24px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.05em;
}
.for-draw .for-when {
  font-size: 12.5px;
  color: var(--fg-dim);
  letter-spacing: 0.04em;
}

.final-row { margin-bottom: 18px; }
.final-row:last-child { margin-bottom: 0; }
.final-row .lbl {
  display: block;
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--fg-mute);
  letter-spacing: 0.12em;
  margin-bottom: 8px;
}
.final-row .balls {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.ball {
  width: 44px; height: 44px;
  display: inline-flex;
  align-items: center; justify-content: center;
  background: var(--bg-3);
  border: 1.5px solid var(--accent);
  color: var(--fg);
  font-family: var(--mono);
  font-weight: 700;
  font-size: 19px;
  border-radius: 50%;
}
.ball.bonus {
  background: var(--accent);
  color: var(--bg);
}
.ball.extra {
  border-style: dashed;
  background: var(--bg-3);
}
.ball.digit {
  border-radius: 2px;
  font-size: 26px;
  width: 52px;
  height: 52px;
}

.copy-btn {
  background: var(--bg-3);
  border: 1px solid var(--line-3);
  color: var(--fg-dim);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  padding: 10px 14px;
  cursor: pointer;
  transition: border-color 0.1s, color 0.1s;
  text-align: center;
}
.copy-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.copy-btn.copied { color: var(--accent-hi); border-color: var(--accent-hi); }

.action-row {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.buy-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--accent);
  border: 1px solid var(--accent);
  color: var(--bg);
  font-family: var(--mono);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.1em;
  padding: 12px 16px;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.1s, border-color 0.1s;
}
.buy-btn:hover {
  background: var(--accent-hi);
  border-color: var(--accent-hi);
}
.buy-btn:active {
  background: var(--accent-lo);
  border-color: var(--accent-lo);
}
.buy-arrow {
  font-size: 18px;
  font-weight: 400;
}

/* ── Sub-tabs / digit charts / stats ─────────────────────────── */

.digit-chart {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 4px;
  align-items: end;
  height: 140px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line-2);
}
.digit-bar {
  background: var(--accent);
  position: relative;
  min-height: 2px;
}
.digit-bar:hover { background: var(--accent-hi); }
.digit-bar:hover::after {
  content: attr(data-tip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-3);
  border: 1px solid var(--line-3);
  padding: 4px 6px;
  font-family: var(--mono);
  font-size: 12px;
  white-space: nowrap;
  z-index: 10;
  color: var(--fg);
}
.digit-bar .dlbl {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--mono);
  font-size: 13px;
  color: var(--fg-dim);
  margin-top: 4px;
}

.stats-grid-2 { grid-template-columns: 1fr 1fr; }
.stats-grid-3 { grid-template-columns: 1fr 1fr 1fr; }
.stats-grid-4 { grid-template-columns: 1fr 1fr 1fr 1fr; }

.history-row .time-tag {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--fg-mute);
  background: var(--bg-3);
  border: 1px solid var(--line-2);
  padding: 1px 5px;
  flex: 0 0 56px;
  text-align: center;
  letter-spacing: 0.06em;
}

/* ── Stats panel ──────────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 18px;
}
.stat-card {
  background: var(--bg-2);
  border: 1px solid var(--line-2);
  padding: 18px;
}
.stat-card h3 {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 0.1em;
}
.stat-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--mono);
  font-size: 13px;
}
.stat-table td, .stat-table th {
  padding: 4px 8px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}
.stat-table th { color: var(--fg-mute); font-size: 11.5px; letter-spacing: 0.08em; text-transform: uppercase; }
.stat-table td.num { text-align: right; color: var(--accent); font-weight: 700; }
.stat-table td.z-pos { color: var(--accent); }
.stat-table td.z-neg { color: var(--bad); }

.kpi-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
  margin-bottom: 18px;
}

/* Two-column stats layout: main content left, KPI sidebar right */
.stats-layout {
  display: grid;
  grid-template-columns: 1fr 240px;
  gap: 18px;
  align-items: start;
}
@media (max-width: 1280px) {
  .stats-layout { grid-template-columns: 1fr; }
}
.stats-sidebar {
  position: sticky;
  top: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.stats-sidebar .kpi {
  min-height: 0;
  padding: 12px 14px;
}
.stats-sidebar .kpi .v {
  font-size: 22px;
}
.stats-sidebar .kpi .v.v-multi {
  font-size: 13px;
}
.kpi {
  font-family: var(--mono);
  background: var(--bg-3);
  border: 1px solid var(--line-2);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 92px;
  position: relative;
}
.kpi::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 24px;
  height: 2px;
  background: var(--accent);
}
.kpi .v {
  display: block;
  font-size: 24px;
  color: var(--accent);
  font-weight: 700;
  line-height: 1.15;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.kpi .v.v-multi {
  font-size: 14px;
  line-height: 1.4;
  white-space: normal;
}
.kpi .v.v-range {
  font-size: 13px;
  letter-spacing: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.kpi .l {
  font-size: 11.5px;
  color: var(--fg-mute);
  letter-spacing: 0.12em;
  font-weight: 700;
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--line-2);
}
.kpi.good .v { color: var(--accent); }
.kpi.bad .v { color: var(--bad); }

/* frequency chart */
.freq-chart {
  display: grid;
  grid-template-columns: repeat(49, 1fr);
  gap: 1px;
  align-items: end;
  height: 140px;
  margin-top: 12px;
  border-bottom: 1px solid var(--line-2);
  padding-bottom: 4px;
}
.freq-bar {
  background: var(--fg-mute);
  position: relative;
}
.freq-bar.hot { background: var(--accent); }
.freq-bar.cold { background: var(--line-3); }
.freq-bar:hover::after {
  content: attr(data-tip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-3);
  border: 1px solid var(--line-3);
  padding: 4px 6px;
  font-family: var(--mono);
  font-size: 12px;
  white-space: nowrap;
  z-index: 10;
  color: var(--fg);
}
.freq-axis {
  display: grid;
  grid-template-columns: repeat(49, 1fr);
  gap: 1px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-mute);
  text-align: center;
  margin-top: 4px;
  font-weight: 700;
}
.freq-axis span { overflow: visible; }
.freq-axis span.hot { color: var(--accent); }
.freq-axis span.cold { color: var(--fg-dim); }

/* decade bars */
.decade-row {
  display: grid;
  grid-template-columns: 60px 1fr 90px;
  gap: 8px;
  align-items: center;
  margin-bottom: 6px;
  font-family: var(--mono);
  font-size: 13px;
}
.decade-bar {
  height: 16px;
  background: var(--bg-3);
  border: 1px solid var(--line-2);
  position: relative;
}
.decade-fill {
  height: 100%;
  background: var(--accent);
}

/* history */
.history-list {
  font-family: var(--mono);
  font-size: 12.5px;
  max-height: 360px;
  overflow-y: auto;
}
.history-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 0;
  border-bottom: 1px solid var(--line);
}
.history-row .date { color: var(--fg-mute); flex: 0 0 92px; }
.history-row .nums { display: flex; gap: 3px; }
.history-row .num-pill {
  width: 22px; height: 22px;
  display: inline-flex;
  align-items: center; justify-content: center;
  background: var(--bg-3);
  border: 1px solid var(--line-2);
  font-size: 12.5px;
  color: var(--fg);
}
.history-row .bonus-pill {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
}

/* ── Method panel ────────────────────────────────────────────── */
.method-doc {
  max-width: 880px;
  font-size: 16px;
}
.method-doc h2 {
  font-family: var(--mono);
  font-size: 15px;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-top: 28px;
  border-bottom: 1px solid var(--line-2);
  padding-bottom: 6px;
}
.method-doc code {
  font-family: var(--mono);
  background: var(--bg-3);
  padding: 1px 5px;
  border: 1px solid var(--line-2);
  font-size: 14px;
  color: var(--accent);
}
.method-doc ol li, .method-doc ul li { margin-bottom: 8px; }

/* ── footer ──────────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--line-2);
  padding: 18px 28px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--fg-mute);
  text-align: center;
}