.home-calculator-hero {
  align-items: start;
}

.home-calculator-panel {
  width: 100%;
}

.calculator-shell {
  position: relative;
  padding: 18px;
  border-radius: 28px;
  border: 1px solid #aeb7c4;
  background: radial-gradient(circle at 22px 22px, rgba(255,255,255,0.92) 0 2px, transparent 3px), radial-gradient(circle at calc(100% - 22px) 22px, rgba(255,255,255,0.75) 0 2px, transparent 3px), radial-gradient(circle at 22px calc(100% - 22px), rgba(91,105,123,0.28) 0 2px, transparent 3px), radial-gradient(circle at calc(100% - 22px) calc(100% - 22px), rgba(91,105,123,0.28) 0 2px, transparent 3px), linear-gradient(160deg, #f4f6f8 0%, #d8dee6 42%, #c3ccd7 100%);
  box-shadow: 0 42px 88px rgba(15, 23, 42, 0.32), 0 14px 28px rgba(15, 23, 42, 0.18), inset 0 2px 0 rgba(255, 255, 255, 0.7), inset 0 -2px 0 rgba(105, 117, 134, 0.2);
  color: #172033;
}

.calculator-shell::before {
  content: "";
  position: absolute;
  inset: 10px;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  pointer-events: none;
}

.calculator-shell::after {
  content: "MEMORY  TAX  RATE  COST  SELL  MARGIN";
  position: absolute;
  left: 20px;
  right: 20px;
  top: 82px;
  color: rgba(30, 41, 59, 0.52);
  font-size: 0.58rem;
  font-weight: 900;
  letter-spacing: 0.13em;
  text-align: center;
  text-transform: uppercase;
  pointer-events: none;
}

.calculator-shell-top {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 28px;
}

.calculator-shell-name {
  display: block;
  font-size: 1.12rem;
  font-weight: 900;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.calculator-shell-name::after {
  content: "  •  PROFIT / COST / MARGIN";
  color: #64748b;
  font-size: 0.62rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  vertical-align: middle;
}

.calculator-shell-model {
  display: block;
  color: #4b5563;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.calculator-shell-model::after {
  content: "  12 DIGIT • AUTO PROFIT";
  color: #64748b;
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.calculator-shell-solar {
  position: relative;
  width: 110px;
  height: 30px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: linear-gradient(90deg, rgba(255,255,255,0.08) 1px, transparent 1px) 0 0 / 18px 100%, linear-gradient(135deg, #0f172a, #1e293b 50%, #334155);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), inset 0 -8px 18px rgba(0, 0, 0, 0.26);
}

.calculator-shell-solar::after {
  content: "SOLAR";
  position: absolute;
  right: 7px;
  top: 6px;
  color: rgba(255, 255, 255, 0.42);
  font-size: 0.52rem;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.calculator-shell-display {
  position: relative;
  overflow: hidden;
  margin-bottom: 16px;
  padding: 16px 18px 14px;
  border: 10px solid #1e293b;
  border-radius: 16px;
  background: repeating-linear-gradient(0deg, rgba(17, 24, 39, 0.035) 0 1px, transparent 1px 4px), linear-gradient(180deg, #d7e1d1 0%, #c7d3c2 100%);
  box-shadow: 0 10px 20px rgba(15, 23, 42, 0.14), inset 0 2px 4px rgba(15, 23, 42, 0.2), inset 0 -12px 22px rgba(15, 23, 42, 0.05);
}

.calculator-shell-display::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(255,255,255,0.24), transparent 32%, transparent 68%, rgba(255,255,255,0.1));
  pointer-events: none;
}

.display-caption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 6px;
  color: #334155;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.display-caption::after {
  content: "M+  M-  GT";
  color: rgba(51, 65, 85, 0.54);
  font-size: 0.62rem;
  font-weight: 900;
  letter-spacing: 0.11em;
}

.display-value {
  display: block;
  color: #111827;
  font-family: "Roboto Mono", "SFMono-Regular", Consolas, monospace;
  font-size: clamp(2rem, 7vw, 3.15rem);
  line-height: 1;
  letter-spacing: -0.06em;
  text-shadow: 0 1px 0 rgba(255,255,255,0.28), 1px 0 0 rgba(17, 24, 39, 0.12);
}

.display-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 12px;
}

.display-meta span {
  display: grid;
  gap: 3px;
  color: #475569;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.display-meta strong {
  color: #111827;
  font-size: 1rem;
  font-family: "Roboto Mono", "SFMono-Regular", Consolas, monospace;
  letter-spacing: -0.03em;
}

.calculator-keypad {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.calc-key-field {
  position: relative;
  padding: 12px;
  border-radius: 18px;
  border: 1px solid #aeb7c4;
  background: linear-gradient(180deg, #fdfefe 0%, #edf2f6 100%);
  box-shadow: 0 14px 26px rgba(15, 23, 42, 0.14), 0 6px 12px rgba(15, 23, 42, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.95), inset 0 -2px 0 rgba(148, 163, 184, 0.16);
}

.calc-key-field::after {
  position: absolute;
  right: 10px;
  top: 8px;
  color: rgba(51, 65, 85, 0.42);
  font-size: 0.54rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.calc-key-field:nth-child(1)::after { content: "COST"; }
.calc-key-field:nth-child(2)::after { content: "FIXED"; }
.calc-key-field:nth-child(3)::after { content: "SELL"; }
.calc-key-field:nth-child(4)::after { content: "QTY"; }
.calc-key-field:nth-child(5)::after { content: "MARGIN"; }

.calc-key-field.wide {
  grid-column: 1 / -1;
}

.calc-key-field label {
  display: block;
  margin-bottom: 6px;
  color: #334155;
  font-size: 0.76rem;
  font-weight: 850;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.calc-key-field input[type="number"] {
  min-height: 54px;
  border: 1px solid #bfc9d4;
  border-radius: 14px;
  background: linear-gradient(180deg, #ffffff, #f7fafc);
  box-shadow: inset 0 2px 4px rgba(15, 23, 42, 0.06), inset 0 -8px 16px rgba(148, 163, 184, 0.1);
  color: #0f172a;
  font-size: 1.15rem;
  font-weight: 800;
}

.calculator-readout-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.mini-readout {
  padding: 14px 12px;
  border-radius: 16px;
  border: 1px solid #adb7c2;
  background: linear-gradient(180deg, #2a3442 0%, #1f2937 100%);
  box-shadow: 0 12px 22px rgba(15, 23, 42, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.mini-readout span {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 6px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.mini-readout:first-child span::after { content: "BE"; color: rgba(255,255,255,0.42); }
.mini-readout:last-child span::after { content: "PAY"; color: rgba(255,255,255,0.42); }

.mini-readout strong {
  display: block;
  color: #ffffff;
  font-family: "Roboto Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 1.1rem;
  letter-spacing: -0.03em;
}

.calculator-shell-note {
  margin: 14px 2px 0;
  color: #475569;
  font-size: 0.86rem;
  font-weight: 700;
}

.calculator-shell-note::before {
  content: "AUTO RECALC • ";
  color: #334155;
  font-weight: 900;
  letter-spacing: 0.06em;
}

@media (max-width: 719px) {
  .calculator-shell {
    padding: 16px;
    border-radius: 24px;
    box-shadow: 0 28px 56px rgba(15, 23, 42, 0.28), 0 10px 22px rgba(15, 23, 42, 0.16), inset 0 2px 0 rgba(255, 255, 255, 0.7), inset 0 -2px 0 rgba(105, 117, 134, 0.2);
  }

  .calculator-shell::after {
    top: 72px;
    font-size: 0.5rem;
    letter-spacing: 0.08em;
  }

  .calculator-shell-top {
    align-items: center;
    margin-bottom: 26px;
  }

  .calculator-shell-name::after,
  .calculator-shell-model::after {
    display: none;
  }

  .calculator-shell-solar {
    width: 84px;
    height: 24px;
  }

  .calculator-keypad,
  .calculator-readout-grid,
  .display-meta {
    grid-template-columns: 1fr;
  }
}