/* ═══════════════════════════════════════════════════════════════
   Temperatursensor Rechner — RTD & Thermoelemente
   ═══════════════════════════════════════════════════════════════ */

:root {
  --pt-accent:       #E65100;
  --pt-accent2:      #F57C00;
  --pt-accent-light: #FFF3E0;
}

/* ── Card ────────────────────────────────────────────────────── */
.pt-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--card-radius);
  box-shadow: var(--card-shadow);
  overflow: hidden;
}
.pt-card-header {
  background: #F8FAFC;
  border-bottom: 1px solid var(--card-border);
  padding: 11px 18px;
  font-size: 12px; font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase; letter-spacing: 0.7px;
}
.pt-card-body { padding: 18px; }

/* ── Mode buttons ────────────────────────────────────────────── */
.pt-mode-row { display: flex; gap: 8px; }
.pt-mode-btn {
  flex: 1; padding: 9px 12px;
  border: 1px solid var(--card-border);
  border-radius: 8px; font-size: 13px; font-weight: 600;
  background: #F8FAFC; color: var(--text-secondary);
  cursor: pointer; font-family: inherit; transition: all 0.14s;
}
.pt-mode-btn:hover { border-color: var(--pt-accent); color: var(--pt-accent); background: var(--pt-accent-light); }
.pt-mode-btn.active { background: var(--pt-accent); color: #fff; border-color: var(--pt-accent); }

/* ── Info grid ───────────────────────────────────────────────── */
.pt-info-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.pt-info-item {
  background: #F8FAFC; border: 1px solid var(--card-border);
  border-radius: 8px; padding: 8px 12px;
}
.pt-info-label { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-muted); }
.pt-info-value { font-size: 13px; font-weight: 700; color: var(--text-primary); margin-top: 2px; }

/* ── Input fields ────────────────────────────────────────────── */
.pt-input {
  width: 100%; padding: 9px 12px;
  border: 1px solid var(--card-border); border-radius: 8px;
  font-size: 14px; color: var(--text-primary);
  background: #FAFBFC; outline: none; font-family: inherit;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.pt-input:focus {
  border-color: var(--pt-accent);
  box-shadow: 0 0 0 3px rgba(230,81,0,0.12);
  background: #fff;
}
.pt-input-large { font-size: 22px; font-weight: 700; text-align: center; flex: 1; }

.pt-input-unit-row { display: flex; align-items: center; gap: 8px; }
.pt-unit-suffix {
  font-size: 18px; font-weight: 700; color: var(--text-muted);
  white-space: nowrap; min-width: 28px;
}

/* ── Slider ──────────────────────────────────────────────────── */
.pt-slider {
  -webkit-appearance: none;
  width: 100%; height: 6px; border-radius: 3px;
  background: linear-gradient(to right, var(--pt-accent) 0%, var(--pt-accent) 20%, #E2E8F0 20%);
  outline: none; cursor: pointer;
}
.pt-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--pt-accent); border: 2px solid #fff;
  box-shadow: 0 1px 4px rgba(0,0,0,0.25); cursor: pointer;
}
.pt-slider::-moz-range-thumb {
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--pt-accent); border: 2px solid #fff;
  box-shadow: 0 1px 4px rgba(0,0,0,0.25); cursor: pointer;
}
.pt-slider-labels {
  display: flex; justify-content: space-between;
  font-size: 11px; color: var(--text-muted); margin-top: 4px;
}

/* ── Input block ─────────────────────────────────────────────── */
.pt-input-block {
  padding: 12px 14px;
  border: 2px solid var(--card-border);
  border-radius: 10px; background: #FAFBFC;
  transition: border-color 0.18s, box-shadow 0.18s, background 0.18s;
}
.pt-input-block.is-driving {
  border-color: var(--pt-accent); background: #fff;
  box-shadow: 0 0 0 3px rgba(230,81,0,0.1);
}
.pt-input-block-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 8px;
}
.pt-input-block-label {
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.5px; color: var(--text-secondary);
}
.pt-range-badge {
  font-size: 11px; font-weight: 700;
  background: var(--pt-accent-light); color: var(--pt-accent);
  padding: 2px 8px; border-radius: 20px;
}
.pt-input-block .pt-input-large {
  background: transparent; border: 1px solid var(--card-border);
}
.pt-input-block.is-driving .pt-input-large {
  background: #fff; border-color: var(--pt-accent);
}

/* ── Thermocouple type chips ─────────────────────────────────── */
.pt-tc-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.pt-tc-chip {
  padding: 5px 12px; border-radius: 20px;
  border: 1px solid var(--card-border);
  background: #F8FAFC; font-size: 12px; font-weight: 700;
  color: var(--text-secondary); cursor: pointer;
  transition: all 0.12s; font-family: inherit;
}
.pt-tc-chip:hover { border-color: var(--pt-accent); color: var(--pt-accent); background: var(--pt-accent-light); }
.pt-tc-chip.active { background: var(--pt-accent); color: #fff; border-color: var(--pt-accent); }
.pt-tc-material {
  font-size: 12px; color: var(--text-muted); font-style: italic;
}

/* Chart subtitle */
.pt-chart-subtitle {
  font-size: 11px; font-weight: 400; text-transform: none;
  letter-spacing: 0; color: var(--text-muted);
}

/* TC note (cold junction) */
.pt-tc-note {
  background: #FFF8E1; border: 1px solid #FDE68A;
  border-radius: 8px; padding: 8px 12px;
  font-size: 12px; color: #92400E;
}

/* OR divider */
.pt-or-divider {
  display: flex; align-items: center; gap: 10px; margin: 14px 0;
}
.pt-or-divider span {
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.5px; color: var(--text-muted); white-space: nowrap;
}
.pt-or-divider::before, .pt-or-divider::after {
  content: ''; flex: 1; height: 1px; background: var(--card-border);
}

/* ── Coefficients table ──────────────────────────────────────── */
.pt-coeff-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.pt-coeff-table td { padding: 5px 8px; border-bottom: 1px solid var(--card-border); }
.pt-coeff-table tr:last-child td { border-bottom: none; }
.pt-coeff-table td:first-child { font-weight: 700; color: var(--pt-accent); width: 28px; }
.pt-coeff-val { font-family: 'Consolas','Courier New',monospace; color: var(--text-primary); }
.pt-coeff-table td:last-child { color: var(--text-muted); font-size: 12px; }

.pt-formula-box {
  background: #F8FAFC; border: 1px solid var(--card-border);
  border-radius: 8px; padding: 10px 14px;
  font-size: 13px; color: var(--text-secondary); line-height: 1.6;
}
.pt-formula-title {
  font-size: 10px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.5px; color: var(--pt-accent); margin-bottom: 3px;
}

/* ── Result card ─────────────────────────────────────────────── */
.pt-result-card {
  background: linear-gradient(135deg, #E65100 0%, #F57C00 100%);
  border-radius: var(--card-radius); padding: 20px 24px; color: #fff;
  box-shadow: 0 4px 16px rgba(230,81,0,0.28); transition: background 0.25s;
}
.pt-result-row { display: flex; align-items: center; gap: 0; flex-wrap: wrap; }
.pt-result-block { flex: 1; min-width: 100px; }
.pt-result-arrow { font-size: 18px; opacity: 0.6; margin: 0 12px; }
.pt-result-sep { width: 1px; height: 44px; background: rgba(255,255,255,0.25); margin: 0 18px; }
.pt-result-label { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.8px; opacity: 0.75; margin-bottom: 4px; }
.pt-result-value { font-size: 1.5rem; font-weight: 800; line-height: 1.1; }
.pt-result-status {
  display: inline-flex; align-items: center;
  padding: 5px 14px; border-radius: 20px;
  font-size: 13px; font-weight: 700;
  background: rgba(255,255,255,0.2);
}
.pt-result-status.status-ok    { background: rgba(76,175,80,0.35); }
.pt-result-status.status-over  { background: rgba(255,255,255,0.2); }
.pt-result-status.status-under { background: rgba(244,67,54,0.35); }

/* ── Detail cards ────────────────────────────────────────────── */
.pt-detail-card {
  background: var(--card-bg); border: 1px solid var(--card-border);
  border-radius: 10px; padding: 14px 16px; box-shadow: var(--card-shadow);
}
.pt-detail-label {
  font-size: 11px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.5px; color: var(--text-muted); margin-bottom: 6px;
}
.pt-detail-value { font-size: 20px; font-weight: 700; color: var(--text-primary); }
.pt-detail-small { font-size: 14px; }