.pd-tool *{
  color: #5f5f5f;
}
.pd-tool {
  --pd-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --pd-bg: #f7f8fa;
  --pd-surface: #ffffff;
  --pd-affix-bg: #eef1f5;
  --pd-text: #1b2430;
  --pd-muted: #667085;
  --pd-border: #d8dee8;
  --pd-accent: #155eef;
  --pd-accent-strong: #004eeb;
  --pd-focus: #84adff;
  --pd-positive-bg: #ecfdf3;
  --pd-positive-border: #86efac;
  --pd-positive-text: #166534;
  --pd-negative-bg: #fff7ed;
  --pd-negative-border: #fdba74;
  --pd-negative-text: #9a3412;
  --pd-neutral-bg: #f2f4f7;
  --pd-neutral-border: #d0d5dd;
  --pd-neutral-text: #344054;
  --pd-radius: 16px;
  --pd-radius-sm: 10px;
  --pd-shadow: 0 12px 30px rgba(16, 24, 40, 0.08);
  box-sizing: border-box;
  width: 100%;
  margin: 28px 0;
  padding: 24px;
  color: var(--pd-text);
  background: var(--pd-bg);
  border: 1px solid var(--pd-border);
  border-radius: var(--pd-radius);
  box-shadow: var(--pd-shadow);
  font-family: var(--pd-font);
  font-size: 16px;
  line-height: 1.55;
}

.pd-tool *,
.pd-tool *::before,
.pd-tool *::after {
  box-sizing: inherit;
}

.pd-tool p {
  margin: 0;
  padding: 0;
}

.pd-tool .pd-head {
  margin: 0 0 20px;
}

.pd-tool .pd-title {
  margin: 0 0 8px;
  color: var(--pd-text);
  font-size: clamp(1.35rem, 2vw, 1.75rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.pd-tool .pd-intro,
.pd-tool .pd-note-text,
.pd-tool .pd-hint {
  color: var(--pd-muted);
}

.pd-tool .pd-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.pd-tool .pd-field {
  min-width: 0;
}

.pd-tool .pd-field-wide {
  grid-column: 1 / -1;
}

.pd-tool .pd-label {
  display: block;
  margin: 0 0 6px;
  color: var(--pd-text);
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.35;
}

.pd-tool .pd-control {
  display: flex;
  align-items: stretch;
  width: 100%;
  min-width: 0;
  min-height: 46px;
  background: var(--pd-surface);
  border: 1px solid var(--pd-border);
  border-radius: var(--pd-radius-sm);
  overflow: hidden;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.pd-tool .pd-control:focus-within {
  border-color: var(--pd-accent);
  box-shadow: 0 0 0 3px var(--pd-focus);
}

.pd-tool .pd-affix {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  padding: 0 12px;
  color: var(--pd-muted);
  background: var(--pd-affix-bg);
  font-weight: 600;
  white-space: nowrap;
}

.pd-tool .pd-control input,
.pd-tool .pd-control select {
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  min-width: 0;
  height: 46px;
  margin: 0;
  padding: 10px 12px;
  color: var(--pd-text);
  background: var(--pd-surface);
  border: 0;
  border-radius: 0;
  outline: 0;
  box-shadow: none;
  font: inherit;
  font-size: 16px;
  line-height: 1.2;
}

.pd-tool .pd-control input::-webkit-outer-spin-button,
.pd-tool .pd-control input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.pd-tool .pd-control select {
  padding-right: 38px;
  background-image: linear-gradient(45deg, transparent 50%, var(--pd-muted) 50%), linear-gradient(135deg, var(--pd-muted) 50%, transparent 50%);
  background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}

.pd-tool .pd-hint {
  margin: 5px 0 0;
  font-size: 0.78rem;
  line-height: 1.4;
}

.pd-tool .pd-actions {
  margin: 16px 0 0;
}

.pd-tool .pd-reset {
  min-height: 42px;
  padding: 9px 14px;
  color: var(--pd-accent-strong);
  background: transparent;
  border: 1px solid var(--pd-accent);
  border-radius: var(--pd-radius-sm);
  font: inherit;
  font-weight: 700;
  text-transform: none;
  cursor: pointer;
  transition: background-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.pd-tool .pd-reset:hover {
  color: #ffffff;
  background: var(--pd-accent);
}

.pd-tool .pd-reset:focus-visible {
  outline: 3px solid var(--pd-focus);
  outline-offset: 2px;
}

.pd-tool .pd-reset:active {
  transform: translateY(1px);
}

.pd-tool .pd-results {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 20px 0 0;
}

.pd-tool .pd-result-card {
  min-width: 0;
  padding: 16px;
  background: var(--pd-surface);
  border: 1px solid var(--pd-border);
  border-radius: var(--pd-radius-sm);
}

.pd-tool .pd-result-label {
  color: var(--pd-muted);
  font-size: 0.8rem;
  line-height: 1.3;
}

.pd-tool .pd-result-value {
  margin: 6px 0 0;
  color: var(--pd-text);
  font-size: clamp(1.05rem, 2.2vw, 1.35rem);
  font-weight: 700;
  line-height: 1.2;
  overflow-wrap: anywhere;
}

.pd-tool .pd-verdict {
  margin: 16px 0 0;
  padding: 16px;
  color: var(--pd-neutral-text);
  background: var(--pd-neutral-bg);
  border: 1px solid var(--pd-neutral-border);
  border-radius: var(--pd-radius-sm);
}

.pd-tool .pd-verdict[data-state="positive"] {
  color: var(--pd-positive-text);
  background: var(--pd-positive-bg);
  border-color: var(--pd-positive-border);
}

.pd-tool .pd-verdict[data-state="negative"] {
  color: var(--pd-negative-text);
  background: var(--pd-negative-bg);
  border-color: var(--pd-negative-border);
}

.pd-tool .pd-verdict-title,
.pd-tool .pd-note-title {
  font-weight: 700;
}

.pd-tool .pd-verdict-text,
.pd-tool .pd-note-text {
  margin: 5px 0 0;
}

.pd-tool .pd-note {
  margin: 16px 0 0;
  padding: 14px 16px;
  background: var(--pd-surface);
  border-left: 3px solid var(--pd-accent);
  border-radius: 0 var(--pd-radius-sm) var(--pd-radius-sm) 0;
}

.pd-tool .pd-note-title {
  color: var(--pd-text);
}

@media (max-width: 760px) {
  .pd-tool {
    margin: 22px 0;
    padding: 18px;
    border-radius: 12px;
  }

  .pd-tool .pd-grid,
  .pd-tool .pd-results {
    grid-template-columns: minmax(0, 1fr);
  }

  .pd-tool .pd-field-wide {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pd-tool *,
  .pd-tool *::before,
  .pd-tool *::after {
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
  }
}