:root {
  --main-family: 'Stolzl', sans-serif;
  --bg-primary: #3a5751;
  --bg-secondary: #1e1e1e;
  --bg-input: #304b45;
  --text-primary: #f1f1f1;
  --text-secondary: #b0b8c3;
  --text-muted: #7a7a7a;
  --border-color: #3a3a3a;
  --accent-success: #4CAF50;
  --accent-success-dark: #388E3C;
  --accent-error: #f44336;
  --accent-error-dark: #d32f2f;
  --btn-default: #3a3a3a;
  --btn-default-hover: #4a4a4a;
  --result-bg: #1a231a;
  --error-bg: #2c1a1a;
}

body {
  font-family: var(--main-family);
  max-width: 600px;
  margin: 20px auto;
  padding: 15px;
  background-color: var(--bg-primary);
  color: var(--text-secondary);
}

h1 {
  margin-bottom: 20px;
  font-family: var(--main-family);
  color: var(--text-primary);
  text-align: center;
  font-size: 26px;
  font-weight: 600;
}

.form-group {
  margin-bottom: 14px;
}

label {
  display: block;
  margin-bottom: 4px;
  font-size: 13px;
  color: var(--text-secondary);
}

input[type="text"] {
  width: 100%;
  padding: 7px;
  box-sizing: border-box;
  border-radius: 6px;
  border: 1px solid var(--border-color);
  background: var(--bg-input);
  color: var(--text-primary);
  font-family: var(--main-family);
  font-size: 13px;
}

input::placeholder {
  color: #6a6e74;
}

input:focus {
  outline: none;
  border-color: #555;
}

input:disabled {
  background: #252525;
  color: var(--text-muted);
  cursor: not-allowed;
}

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  background: var(--bg-input);
  border-radius: 3px;
  outline: none;
  cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent-success);
  cursor: pointer;
  border: 2px solid #fff;
  margin-top: -5px;
}

.leverage-display {
  text-align: center;
  font-size: 13px;
  margin-top: 4px;
  color: var(--text-secondary);
}

.risk-inline {
  display: flex;
  gap: 8px;
  align-items: center;
}

.risk-mode {
  display: flex;
  gap: 5px;
}

.risk-btn {
  padding: 5px 10px;
  background: var(--btn-default);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  cursor: pointer;
  font-family: var(--main-family);
  font-size: 13px;
  color: var(--text-secondary);
}

.risk-btn.active {
  background: var(--accent-success);
  color: white;
  border-color: var(--accent-success-dark);
}

.tp-columns {
  display: flex;
  gap: 12px;
  margin-bottom: 18px;
}

.tp-col {
  flex: 1;
  background: rgba(0,0,0,0.15);
  padding: 12px;
  border-radius: 8px;
}

.tp-col h3 {
  margin-top: 0;
  margin-bottom: 12px;
  font-size: 15px;
  color: var(--text-primary);
  text-align: center;
}

.controls {
  text-align: right;
  margin-top: 15px;
}

.controls button {
  padding: 6px 12px;
  background: var(--bg-input);
  color: #a1a5ab;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-family: var(--main-family);
  font-size: 14px;
}

.controls button:hover {
  background: var(--accent-error-dark);
  color: white;
}

.result {
  margin-top: 20px;
  padding: 14px;
  background: var(--result-bg);
  border-left: 4px solid var(--accent-success);
  border-radius: 5px;
  display: none;
  font-size: 13px;
  line-height: 1.5;
}

.error {
  background: var(--error-bg);
  border-left: 4px solid var(--accent-error);
}

.commissions-row {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

@media (max-width: 360px) {
  .tp-columns {
    flex-direction: column;
    gap: 16px;
  }
  .commissions-row {
    flex-direction: column;
  }
}