.tool-page { padding: 120px 0 80px; min-height: 100vh; }
.tool-header { margin-bottom: 48px; }
.back-link {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--text-muted); font-size: 13px; font-family: var(--font-head);
  margin-bottom: 24px; transition: color var(--transition);
}
.back-link:hover { color: var(--cyan); }
.tool-title { font-family: var(--font-head); font-size: clamp(28px, 5vw, 44px); font-weight: 700; margin: 12px 0 16px; }
.tool-desc { color: var(--text-muted); font-size: 16px; max-width: 540px; }

.odds-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
@media (max-width: 680px) { .odds-grid { grid-template-columns: 1fr; } }

.calc-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
}
.calc-card--wide { grid-column: 1 / -1; }

.calc-card h3 {
  font-family: var(--font-head); font-size: 13px; font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-muted);
  margin-bottom: 20px;
}

.input-row { display: flex; gap: 12px; align-items: flex-end; }
.input-group { flex: 1; }
.input-group label {
  display: block; font-size: 12px; font-weight: 500; color: var(--text-muted);
  margin-bottom: 8px; letter-spacing: 0.04em; text-transform: uppercase;
}
.input-group .input { font-size: 20px; font-family: var(--font-head); font-weight: 600; padding: 14px 18px; }
.input-group .input.frac { font-size: 16px; }

.seg-control { display: flex; background: var(--bg-3); border-radius: var(--radius); padding: 4px; gap: 4px; margin-bottom: 24px; }
.seg-btn {
  flex: 1; padding: 8px 12px; border: none; background: transparent;
  color: var(--text-muted); font-family: var(--font-head); font-size: 13px;
  font-weight: 600; border-radius: 7px; cursor: pointer;
  transition: all var(--transition);
}
.seg-btn.active { background: var(--bg-2); color: var(--cyan); box-shadow: 0 0 0 1px var(--border-bright); }

.result-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 24px; }
@media (max-width: 500px) { .result-grid { grid-template-columns: 1fr 1fr; } }

.result-box {
  background: var(--bg-3); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px;
}
.result-box__label { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 8px; }
.result-box__val { font-family: var(--font-head); font-size: 22px; font-weight: 700; color: var(--cyan); }
.result-box__val.pink { color: var(--pink); }
.result-box__val.green { color: var(--green); }

.stake-row { display: flex; gap: 16px; align-items: flex-end; margin-top: 24px; }
.stake-row .input-group { flex: 1; }
.stake-row .btn { white-space: nowrap; height: 50px; }

.payout-display {
  margin-top: 24px; padding: 20px 24px;
  background: linear-gradient(135deg, rgba(0,255,209,0.06), rgba(0,255,209,0.02));
  border: 1px solid var(--border-bright);
  border-radius: var(--radius); display: flex; justify-content: space-between; align-items: center;
}
.payout-display__label { font-size: 13px; color: var(--text-muted); }
.payout-display__num { font-family: var(--font-head); font-size: 28px; font-weight: 700; color: var(--cyan); }
.payout-display__profit { font-size: 13px; color: var(--green); margin-top: 4px; }

.prob-bar-wrap { margin-top: 24px; }
.prob-bar-label { display: flex; justify-content: space-between; font-size: 13px; color: var(--text-muted); margin-bottom: 8px; }
.prob-bar { height: 8px; background: var(--bg-3); border-radius: 4px; overflow: hidden; }
.prob-bar__fill { height: 100%; background: linear-gradient(90deg, var(--cyan), var(--green)); border-radius: 4px; transition: width 0.4s ease; }

.tool-content-section {
  padding: 64px 0 80px;
  border-top: 1px solid var(--border);
}
.tool-content-section h2 {
  font-family: var(--font-head); font-size: clamp(18px, 3vw, 26px); font-weight: 700;
  margin: 40px 0 12px;
}
.tool-content-section h2:first-child { margin-top: 0; }
.tool-content-section p {
  color: var(--text-muted); font-size: 15px; line-height: 1.75; max-width: 1200px;
  margin-bottom: 12px;
}

.content-table-wrap { overflow-x: auto; margin: 20px 0 32px; max-width: 1200px; }
.content-table {
  width: 100%; border-collapse: collapse; font-size: 14px;
}
.content-table th {
  font-family: var(--font-head); font-size: 11px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--text-muted); text-align: left;
  padding: 10px 16px; border-bottom: 1px solid var(--border-bright);
}
.content-table td {
  padding: 12px 16px; border-bottom: 1px solid var(--border);
  color: var(--text-muted); font-size: 14px;
}
.content-table td:first-child {
  font-family: var(--font-head); font-weight: 700; color: var(--cyan);
}
.content-table tbody tr:last-child td { border-bottom: none; }
.content-table tbody tr:hover td { background: var(--bg-2); }

.faq-list { display: flex; flex-direction: column; gap: 8px; margin-top: 20px; max-width: 1200px; }
.faq-item {
  background: var(--bg-2); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
}
.faq-item summary {
  padding: 16px 20px; font-family: var(--font-head); font-size: 14px; font-weight: 600;
  cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center;
  transition: color var(--transition);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+'; font-size: 18px; color: var(--cyan); transition: transform var(--transition);
  flex-shrink: 0; margin-left: 16px;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item summary:hover { color: var(--cyan); }
.faq-item p {
  padding: 0 20px 16px; margin: 0;
  border-top: 1px solid var(--border);
}