:root {
  --bg0: #010705;
  --bg1: #04130f;
  --bg2: #0a241d;
  --card: rgba(7, 20, 16, 0.82);
  --card-soft: rgba(7, 17, 13, 0.7);
  --edge: rgba(92, 245, 179, 0.22);
  --edge-strong: rgba(112, 255, 194, 0.52);
  --txt: #e8fff5;
  --muted: #9cc8b7;
  --neon: #46ffa9;
  --neon-soft: rgba(70, 255, 169, 0.18);
  --red: #ff7e9b;
  --ok: #7affbf;
  --shadow: 0 22px 60px rgba(0, 0, 0, 0.55);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  color: var(--txt);
  background: radial-gradient(circle at 6% -20%, rgba(69, 255, 173, 0.22), transparent 38%),
              radial-gradient(circle at 92% 120%, rgba(42, 147, 102, 0.23), transparent 44%),
              linear-gradient(180deg, var(--bg0) 0%, #03100d 48%, #020805 100%);
  font-family: "SF Pro Text", "SF Pro Display", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.bg-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at 20% 10%, rgba(102, 255, 191, 0.08), transparent 32%),
              radial-gradient(circle at 80% 82%, rgba(41, 162, 112, 0.12), transparent 36%);
}

.bg-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.1;
  background-image:
    linear-gradient(to right, rgba(113, 255, 182, 0.15) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(113, 255, 182, 0.15) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(circle at center, black 35%, transparent 86%);
}

.app-shell {
  width: min(1080px, 100% - 24px);
  margin: 12px auto 22px;
  padding: 18px;
  border-radius: 24px;
  border: 1px solid var(--edge);
  background: linear-gradient(152deg, rgba(9, 22, 18, 0.92), rgba(6, 13, 11, 0.82));
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 14px;
}

.brand-box {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-weight: 800;
  letter-spacing: 0.4px;
  color: #b8ffdb;
  background: linear-gradient(145deg, rgba(63, 255, 161, 0.2), rgba(9, 24, 17, 0.92));
  border: 1px solid rgba(112, 255, 195, 0.44);
}

.brand-text h1 {
  margin: 0;
  font-size: clamp(25px, 5vw, 36px);
  line-height: 1.12;
}

.brand-text p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.topbar-right {
  display: grid;
  justify-items: end;
  gap: 8px;
}

.clock,
.lang-badge {
  font-variant-numeric: tabular-nums;
  padding: 7px 11px;
  border-radius: 999px;
  border: 1px solid rgba(89, 255, 176, 0.3);
  background: rgba(8, 24, 17, 0.82);
  color: #c0ffe1;
  font-size: 12px;
}

.lang-badge {
  color: #9ee8c4;
  border-color: rgba(136, 255, 203, 0.35);
}

.ghost-btn {
  border: 1px solid rgba(121, 255, 192, 0.34);
  background: rgba(10, 30, 22, 0.84);
  color: #cbffe7;
  padding: 10px 13px;
  border-radius: 11px;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

.ghost-btn:hover {
  border-color: rgba(139, 255, 205, 0.58);
  background: rgba(17, 40, 30, 0.9);
}

.telegram-hint,
.install-tip {
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--edge);
  background: rgba(7, 23, 16, 0.76);
  font-size: 13px;
  line-height: 1.45;
}

.telegram-hint {
  border-color: rgba(255, 211, 114, 0.42);
  color: #ffdfa3;
  background: rgba(38, 29, 10, 0.65);
}

.hidden {
  display: none !important;
}

.action-nav {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.action-btn {
  border: 1px solid rgba(95, 255, 181, 0.22);
  background: linear-gradient(180deg, rgba(15, 36, 27, 0.88), rgba(7, 19, 14, 0.94));
  color: #dcffef;
  border-radius: 12px;
  padding: 12px 10px;
  font-size: 14px;
  font-weight: 700;
  text-align: center;
  cursor: pointer;
}

.action-btn.active {
  border-color: var(--edge-strong);
  background: linear-gradient(180deg, rgba(61, 230, 146, 0.96), rgba(23, 125, 78, 0.95));
  color: #04130c;
}

.panel {
  display: none;
  margin-top: 12px;
}

.panel.active {
  display: block;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.kpi-card,
.chart-card,
.table-card,
.feed-card,
.trade-card,
.fallback-guide {
  border: 1px solid var(--edge);
  border-radius: 16px;
  background: var(--card);
  box-shadow: inset 0 0 0 1px rgba(145, 255, 212, 0.05);
}

.kpi-card {
  padding: 13px;
}

.kpi-card span {
  color: var(--muted);
  font-size: 12px;
}

.kpi-card strong {
  display: block;
  margin-top: 6px;
  font-size: clamp(24px, 4.8vw, 34px);
  line-height: 1.1;
}

.kpi-card small {
  display: block;
  margin-top: 6px;
  color: #a9f7cb;
}

.chart-card,
.table-card,
.feed-card,
.trade-card,
.fallback-guide {
  margin-top: 10px;
  padding: 14px;
}

.chart-head,
.table-head,
.feed-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-bottom: 9px;
}

h2 {
  margin: 0;
  font-size: 18px;
}

.neon-dot {
  position: relative;
  font-size: 12px;
  color: #bcffdd;
  padding-left: 14px;
}

.neon-dot::before {
  content: "";
  position: absolute;
  top: 4px;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 12px var(--ok);
}

canvas {
  width: 100%;
  height: auto;
  border-radius: 10px;
  border: 1px solid rgba(94, 255, 180, 0.17);
  background: linear-gradient(180deg, rgba(9, 24, 17, 0.95), rgba(5, 12, 10, 0.95));
}

#refreshBadge,
#signalStatus {
  color: #9adcbc;
  font-size: 12px;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  text-align: left;
  padding: 9px 6px;
  border-bottom: 1px solid rgba(93, 255, 180, 0.11);
  font-size: 13px;
}

th {
  color: #b1f5ce;
  font-weight: 650;
}

.signal-feed {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 8px;
}

.signal-item {
  border: 1px solid rgba(90, 255, 177, 0.16);
  border-radius: 11px;
  background: var(--card-soft);
  padding: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.signal-side {
  font-size: 12px;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 999px;
}

.signal-side.call {
  color: #052116;
  background: rgba(122, 255, 194, 0.92);
}

.signal-side.put {
  color: #2f0a13;
  background: rgba(255, 133, 156, 0.92);
}

.trade-card .muted {
  margin: 6px 0 13px;
  color: var(--muted);
  font-size: 13px;
}

.trade-form {
  display: grid;
  gap: 10px;
}

label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: #b4f0d0;
}

select,
input {
  border: 1px solid rgba(92, 255, 178, 0.25);
  border-radius: 10px;
  background: rgba(7, 16, 12, 0.95);
  color: #d9ffe9;
  padding: 10px;
  font-size: 14px;
}

.trade-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.buy-btn,
.sell-btn {
  border: 0;
  border-radius: 10px;
  padding: 12px;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
}

.buy-btn {
  background: linear-gradient(180deg, #75ffbf, #1cae6d);
  color: #042213;
}

.sell-btn {
  background: linear-gradient(180deg, #ff90a8, #dd4968);
  color: #320912;
}

.trade-log {
  margin-top: 11px;
  border-radius: 10px;
  border: 1px solid rgba(95, 255, 180, 0.22);
  background: rgba(8, 19, 14, 0.92);
  padding: 10px;
  font-size: 13px;
  line-height: 1.45;
  color: #bcffe0;
}

.fallback-guide h3 {
  margin: 0 0 8px;
}

.fallback-guide ol {
  margin: 0;
  padding-left: 18px;
}

.footer {
  margin-top: 12px;
  text-align: center;
  color: #739f8b;
  font-size: 12px;
}

.install-modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  background: rgba(0, 0, 0, 0.58);
  padding: 14px;
}

.install-card {
  width: min(560px, 100%);
  border: 1px solid var(--edge-strong);
  border-radius: 18px;
  background: linear-gradient(170deg, rgba(9, 22, 17, 0.96), rgba(5, 12, 10, 0.98));
  box-shadow: var(--shadow);
  padding: 14px;
}

.install-card h3 {
  margin: 0;
}

.install-steps {
  margin: 10px 0;
  padding-left: 18px;
  color: #dcffef;
}

.install-steps li {
  margin: 6px 0;
}

.install-actions-row {
  margin-top: 8px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.up {
  color: #90ffc4;
}

.down {
  color: #ffa0b0;
}

@media (max-width: 860px) {
  .app-shell {
    width: calc(100% - 10px);
    margin-top: 6px;
    padding: 12px;
    border-radius: 18px;
  }

  .topbar {
    flex-direction: column;
  }

  .topbar-right {
    width: 100%;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    justify-items: stretch;
  }

  .clock,
  .lang-badge {
    text-align: center;
  }

  .ghost-btn {
    grid-column: 1 / -1;
    text-align: center;
  }

  .action-nav {
    grid-template-columns: 1fr;
  }

  .kpi-grid {
    grid-template-columns: 1fr;
  }

  .trade-actions,
  .install-actions-row {
    grid-template-columns: 1fr;
  }
}