.dcvc-calculator,
.dcvc-calculator * {
  box-sizing: border-box;
}

.dcvc-calculator {
  --dcvc-bg: #f4f5f7;
  --dcvc-card: #ffffff;
  --dcvc-card-soft: #f8fafc;
  --dcvc-text: #151922;
  --dcvc-muted: #5f6877;
  --dcvc-border: #d9dee7;
  --dcvc-border-strong: #b9c1ce;
  --dcvc-accent: #2d3748;
  --dcvc-accent-2: #4a5568;
  --dcvc-success: #1f7a4d;
  --dcvc-danger: #b42318;
  --dcvc-warning: #946200;
  --dcvc-shadow: 0 20px 60px rgba(15, 23, 42, 0.12);
  --dcvc-radius: 22px;
  --dcvc-radius-sm: 14px;
  --dcvc-focus: 0 0 0 4px rgba(45, 55, 72, 0.18);
  color: var(--dcvc-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  margin: 0 auto;
  max-width: 1280px;
  padding: 18px;
}

.dcvc-calculator[data-dcvc-theme="dark"] {
  --dcvc-bg: #0e1117;
  --dcvc-card: #171b23;
  --dcvc-card-soft: #11151c;
  --dcvc-text: #f5f7fb;
  --dcvc-muted: #a9b1c0;
  --dcvc-border: #303846;
  --dcvc-border-strong: #485264;
  --dcvc-accent: #e2e8f0;
  --dcvc-accent-2: #cbd5e1;
  --dcvc-success: #66d19e;
  --dcvc-danger: #ff8b82;
  --dcvc-warning: #f7c948;
  --dcvc-shadow: 0 24px 70px rgba(0, 0, 0, 0.42);
  --dcvc-focus: 0 0 0 4px rgba(226, 232, 240, 0.18);
}

.dcvc-shell {
  background:
    radial-gradient(circle at top left, rgba(148, 163, 184, 0.26), transparent 34%),
    linear-gradient(145deg, var(--dcvc-bg), var(--dcvc-card-soft));
  border: 1px solid var(--dcvc-border);
  border-radius: calc(var(--dcvc-radius) + 6px);
  box-shadow: var(--dcvc-shadow);
  overflow: hidden;
  padding: 18px;
}

.dcvc-header {
  align-items: flex-start;
  display: flex;
  flex-direction: column;
  gap: 16px;
  justify-content: space-between;
  margin-bottom: 18px;
  padding: 10px 4px 4px;
}

.dcvc-eyebrow {
  color: var(--dcvc-muted);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  margin: 0 0 6px;
  text-transform: uppercase;
}

.dcvc-header h2 {
  color: var(--dcvc-text);
  font-size: clamp(1.6rem, 4vw, 3rem);
  letter-spacing: -0.05em;
  line-height: 1;
  margin: 0;
  text-transform: capitalize;
}

.dcvc-subtitle {
  color: var(--dcvc-muted);
  font-size: clamp(0.95rem, 2vw, 1.05rem);
  line-height: 1.65;
  margin: 12px 0 0;
  max-width: 760px;
}

.dcvc-theme-toggle,
.dcvc-button {
  align-items: center;
  background: var(--dcvc-card);
  border: 1px solid var(--dcvc-border);
  border-radius: 999px;
  color: var(--dcvc-text);
  cursor: pointer;
  display: inline-flex;
  font: inherit;
  font-weight: 800;
  gap: 8px;
  justify-content: center;
  min-height: 44px;
  padding: 11px 16px;
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
  user-select: none;
}

.dcvc-theme-toggle:hover,
.dcvc-button:hover {
  border-color: var(--dcvc-border-strong);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.10);
  transform: translateY(-1px);
}

.dcvc-theme-toggle:focus-visible,
.dcvc-button:focus-visible,
.dcvc-calculator input:focus-visible,
.dcvc-calculator select:focus-visible {
  box-shadow: var(--dcvc-focus);
  outline: none;
}

.dcvc-form {
  margin: 0;
}

.dcvc-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: 1fr;
}

.dcvc-panel {
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid var(--dcvc-border);
  border-radius: var(--dcvc-radius);
  box-shadow: 0 10px 32px rgba(15, 23, 42, 0.07);
  padding: 18px;
}

.dcvc-calculator[data-dcvc-theme="dark"] .dcvc-panel {
  background: rgba(23, 27, 35, 0.88);
}

.dcvc-panel-heading {
  margin-bottom: 18px;
}

.dcvc-panel-heading h3 {
  color: var(--dcvc-text);
  font-size: clamp(1.16rem, 2.4vw, 1.55rem);
  letter-spacing: -0.03em;
  margin: 0 0 6px;
}

.dcvc-panel-heading p {
  color: var(--dcvc-muted);
  line-height: 1.55;
  margin: 0;
}

.dcvc-fields {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.dcvc-field,
.dcvc-fieldset {
  background: var(--dcvc-card-soft);
  border: 1px solid var(--dcvc-border);
  border-radius: var(--dcvc-radius-sm);
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 0;
  padding: 13px;
}

.dcvc-field > span,
.dcvc-fieldset legend {
  color: var(--dcvc-text);
  font-size: 0.92rem;
  font-weight: 850;
}

.dcvc-field small {
  color: var(--dcvc-muted);
  font-size: 0.81rem;
  line-height: 1.45;
}

.dcvc-field input,
.dcvc-field select {
  appearance: none;
  background: var(--dcvc-card);
  border: 1px solid var(--dcvc-border-strong);
  border-radius: 12px;
  color: var(--dcvc-text);
  font: inherit;
  min-height: 48px;
  padding: 12px 13px;
  width: 100%;
}

.dcvc-field select {
  background-image: linear-gradient(45deg, transparent 50%, var(--dcvc-muted) 50%), linear-gradient(135deg, var(--dcvc-muted) 50%, transparent 50%);
  background-position: calc(100% - 19px) 20px, calc(100% - 13px) 20px;
  background-repeat: no-repeat;
  background-size: 6px 6px, 6px 6px;
  padding-right: 36px;
}

.dcvc-money-input {
  align-items: center;
  display: flex;
  position: relative;
}

.dcvc-money-input span {
  color: var(--dcvc-muted);
  font-weight: 850;
  left: 14px;
  position: absolute;
}

.dcvc-money-input input {
  padding-left: 30px;
}

.dcvc-slider-row {
  align-items: center;
  display: grid;
  gap: 10px;
  grid-template-columns: 1fr auto;
}

.dcvc-slider-row input[type="range"] {
  accent-color: var(--dcvc-accent);
  min-height: auto;
  padding: 0;
}

.dcvc-slider-row output {
  background: var(--dcvc-card);
  border: 1px solid var(--dcvc-border);
  border-radius: 999px;
  color: var(--dcvc-text);
  font-size: 0.84rem;
  font-weight: 850;
  min-width: 78px;
  padding: 8px 10px;
  text-align: center;
}

.dcvc-fieldset {
  border: 1px solid var(--dcvc-border);
}

.dcvc-fieldset legend {
  padding: 0 6px;
}

.dcvc-check {
  align-items: flex-start;
  color: var(--dcvc-text);
  cursor: pointer;
  display: flex;
  gap: 10px;
  line-height: 1.4;
}

.dcvc-check input {
  accent-color: var(--dcvc-accent);
  height: 18px;
  margin-top: 2px;
  width: 18px;
}

.dcvc-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.dcvc-button-primary {
  background: var(--dcvc-accent);
  border-color: var(--dcvc-accent);
  color: var(--dcvc-bg);
}

.dcvc-button-danger {
  color: var(--dcvc-danger);
}

.dcvc-results-panel {
  align-self: start;
  position: sticky;
  top: 18px;
}

.dcvc-main-result {
  background: linear-gradient(145deg, var(--dcvc-accent), var(--dcvc-accent-2));
  border-radius: var(--dcvc-radius);
  color: var(--dcvc-bg);
  margin-bottom: 14px;
  padding: 20px;
}

.dcvc-main-result span {
  display: block;
  font-size: 0.86rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  opacity: 0.88;
  text-transform: uppercase;
}

.dcvc-main-result strong {
  display: block;
  font-size: clamp(2rem, 8vw, 3.9rem);
  letter-spacing: -0.07em;
  line-height: 1;
  margin-top: 8px;
}

.dcvc-main-result em {
  display: block;
  font-style: normal;
  font-weight: 750;
  margin-top: 9px;
  opacity: 0.88;
}

.dcvc-result-cards {
  display: grid;
  gap: 10px;
  grid-template-columns: 1fr;
}

.dcvc-result-card {
  background: var(--dcvc-card-soft);
  border: 1px solid var(--dcvc-border);
  border-radius: var(--dcvc-radius-sm);
  padding: 14px;
}

.dcvc-result-card span {
  color: var(--dcvc-muted);
  display: block;
  font-size: 0.82rem;
  font-weight: 800;
  margin-bottom: 6px;
}

.dcvc-result-card strong {
  color: var(--dcvc-text);
  font-size: 1.2rem;
  letter-spacing: -0.03em;
}

.dcvc-meter-wrap,
.dcvc-breakdown,
.dcvc-summary {
  background: var(--dcvc-card-soft);
  border: 1px solid var(--dcvc-border);
  border-radius: var(--dcvc-radius-sm);
  margin-top: 14px;
  padding: 14px;
}

.dcvc-meter-label {
  align-items: center;
  display: flex;
  gap: 12px;
  justify-content: space-between;
  margin-bottom: 10px;
}

.dcvc-meter-label span {
  color: var(--dcvc-muted);
  font-size: 0.85rem;
  font-weight: 800;
}

.dcvc-meter-label strong {
  color: var(--dcvc-text);
  font-size: 0.9rem;
}

.dcvc-meter {
  background: var(--dcvc-border);
  border-radius: 999px;
  height: 12px;
  overflow: hidden;
}

.dcvc-meter span {
  background: linear-gradient(90deg, var(--dcvc-warning), var(--dcvc-success));
  border-radius: inherit;
  display: block;
  height: 100%;
  transition: width 220ms ease;
  width: 50%;
}

.dcvc-breakdown h4 {
  color: var(--dcvc-text);
  font-size: 1rem;
  margin: 0 0 10px;
}

.dcvc-breakdown dl {
  display: grid;
  gap: 8px;
  margin: 0;
}

.dcvc-breakdown dl > div {
  align-items: center;
  border-bottom: 1px solid var(--dcvc-border);
  display: flex;
  gap: 12px;
  justify-content: space-between;
  padding-bottom: 8px;
}

.dcvc-breakdown dl > div:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.dcvc-breakdown dt {
  color: var(--dcvc-muted);
  font-weight: 750;
}

.dcvc-breakdown dd {
  color: var(--dcvc-text);
  font-weight: 850;
  margin: 0;
  text-align: right;
}

.dcvc-summary {
  color: var(--dcvc-muted);
  line-height: 1.62;
}

.dcvc-notice {
  color: var(--dcvc-success);
  font-size: 0.9rem;
  font-weight: 750;
  min-height: 24px;
  padding-top: 10px;
}

.dcvc-field.dcvc-has-error {
  border-color: var(--dcvc-danger);
}

.dcvc-field.dcvc-has-error input,
.dcvc-field.dcvc-has-error select {
  border-color: var(--dcvc-danger);
}

.dcvc-error-message {
  color: var(--dcvc-danger);
  font-size: 0.8rem;
  font-weight: 750;
}

@media (min-width: 560px) {
  .dcvc-result-cards,
  .dcvc-fields {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .dcvc-fieldset,
  .dcvc-actions {
    grid-column: 1 / -1;
  }
}

@media (min-width: 840px) {
  .dcvc-header {
    align-items: center;
    flex-direction: row;
  }

  .dcvc-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(330px, 0.88fr);
  }

  .dcvc-panel {
    padding: 24px;
  }
}

@media (min-width: 1180px) {
  .dcvc-shell {
    padding: 28px;
  }
}

@media (max-width: 839px) {
  .dcvc-results-panel {
    position: static;
  }
}

@media (prefers-reduced-motion: reduce) {
  .dcvc-calculator *,
  .dcvc-calculator *::before,
  .dcvc-calculator *::after {
    animation-duration: 0.001ms !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}

@media print {
  body * {
    visibility: hidden !important;
  }

  .dcvc-calculator,
  .dcvc-calculator * {
    visibility: visible !important;
  }

  .dcvc-calculator {
    left: 0;
    max-width: none;
    padding: 0;
    position: absolute;
    top: 0;
    width: 100%;
  }

  .dcvc-actions,
  .dcvc-theme-toggle {
    display: none !important;
  }

  .dcvc-grid {
    grid-template-columns: 1fr;
  }

  .dcvc-shell,
  .dcvc-panel {
    box-shadow: none;
  }
}