/* ===== TOOLS BASE — shared primitives for every /tools/* page ===== */

:root {
  --rp-pos: var(--olive);
  --rp-neg: #B5524E;
  --rp-warn: #D9A441;
  --rp-accent: var(--caramel);
  --rp-border: rgba(176, 137, 104, 0.22);
  --rp-border-hi: rgba(176, 137, 104, 0.55);
  --rp-surface: linear-gradient(180deg, rgba(255,255,255,0.065) 0%, rgba(255,255,255,0.03) 100%);
  --rp-surface-deep: rgba(0, 0, 0, 0.25);
  --rp-text: #ffffff;
  --rp-text-dim: rgba(255, 255, 255, 0.65);
}

/* ===== CARD ===== */
.rp-card {
  background: var(--rp-surface);
  border: 1px solid var(--rp-border);
  padding: 28px;
  margin-bottom: 24px;
}
.rp-subhead {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--rp-accent);
  margin-bottom: 16px;
}

/* ===== FIELDS ===== */
.rp-field-block { margin-bottom: 20px; }
.rp-label {
  display: block;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--rp-text-dim);
  margin-bottom: 8px;
}

.rp-input, .rp-select {
  width: 100%;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--rp-border);
  color: var(--rp-text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 400;
  padding: 11px 14px;
  font-variant-numeric: tabular-nums;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.rp-input:focus, .rp-select:focus {
  outline: none;
  border-color: var(--rp-accent);
  background: rgba(0, 0, 0, 0.35);
}
.rp-input-sm { padding: 9px 12px; font-size: 0.88rem; }

.rp-select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3e%3cpath fill='%23B08968' d='M6 8L0 0h12z'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}
.rp-select option {
  background: #1F1F1F;
  color: var(--rp-text);
}

.rp-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px 20px;
}
.rp-field-full { grid-column: 1 / -1; }

.rp-cat-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  align-items: center;
  gap: 18px;
  margin-bottom: 20px;
}
.rp-cat-row .rp-label { margin-bottom: 0; }
.rp-cat-row[hidden] { display: none; }
.rp-cat-row-static { margin-bottom: 4px; }

/* ===== PLATFORM BUTTONS ===== */
.rp-pg {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.pb {
  background: transparent;
  border: 1px solid var(--rp-border);
  color: var(--rp-text-dim);
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 9px 16px;
  cursor: pointer;
  transition: all 0.2s ease;
}
.pb:hover {
  color: var(--rp-text);
  border-color: var(--rp-border-hi);
}
.pb.active {
  background: var(--rp-accent);
  border-color: var(--rp-accent);
  color: var(--warm-white);
}

/* ===== METRIC CARDS ===== */
.rp-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
.rp-metrics-3 { grid-template-columns: repeat(3, 1fr); }

.mk {
  background: var(--rp-surface);
  border: 1px solid var(--rp-border);
  padding: 20px 22px;
  text-align: left;
}
.mk .lbl {
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--rp-text-dim);
  margin-bottom: 10px;
}
.mk .val {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--rp-text);
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}
.mk .val.pos { color: var(--rp-pos); }
.mk .val.neg { color: var(--rp-neg); }

/* ===== BREAKDOWN LINES ===== */
.rp-lines {
  list-style: none;
  padding: 0;
  margin: 0;
  font-variant-numeric: tabular-nums;
}
.rp-lines li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 10px 0;
  border-bottom: 1px solid rgba(176, 137, 104, 0.14);
  color: var(--rp-text-dim);
  font-size: 0.9rem;
}
.rp-lines li:last-child { border-bottom: none; }
.rp-lines .line-v { color: var(--rp-text); font-weight: 500; }
.rp-lines .line-total { color: var(--rp-text); font-weight: 600; font-size: 0.95rem; }
.rp-lines .line-total .line-v.pos { color: var(--rp-pos); }
.rp-lines .line-total .line-v.neg { color: var(--rp-neg); }

/* ===== DISCLAIMER ===== */
.rp-disclaimer {
  margin-top: 30px;
  text-align: center;
  color: var(--rp-text-dim);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 820px) {
  .rp-metrics { grid-template-columns: repeat(2, 1fr); }
  .rp-metrics-3 { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 560px) {
  .rp-card { padding: 22px 18px; }
  .rp-grid-2 { grid-template-columns: 1fr; }
  .rp-cat-row { grid-template-columns: 1fr; gap: 8px; }
  .rp-metrics-3 { grid-template-columns: 1fr; }
}