.dvt-tool {
  --dvt-accent: #0f766e;
  --dvt-accent-dark: #115e59;
  --dvt-soft: #ecfdf5;
  --dvt-bg: #ffffff;
  --dvt-ink: #111827;
  --dvt-muted: #4b5563;
  --dvt-border: rgba(148, 163, 184, 0.28);
  background: #ffffff;
  color: var(--dvt-ink);
  font-family: inherit;
}

.dvt-tool * { box-sizing: border-box; }

.dvt-tool__inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 28px 0;
}

.dvt-tool__header {
  max-width: 840px;
  margin: 0 auto 24px;
  text-align: center;
}

.dvt-tool__kicker {
  display: inline-flex;
  margin: 0 0 12px;
  padding: 7px 12px;
  border-radius: 999px;
  background: var(--dvt-soft);
  color: var(--dvt-accent);
  border: 1px solid rgba(15, 118, 110, 0.15);
  font-size: 13px;
  font-weight: 850;
}

.dvt-tool__title {
  margin: 0;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.05;
  letter-spacing: -0.045em;
  font-weight: 950;
  color: var(--dvt-ink);
}

.dvt-tool__intro {
  margin: 14px auto 0;
  color: var(--dvt-muted);
  font-size: 16.5px;
  line-height: 1.72;
}

.dvt-tool__layout {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 20px;
  align-items: stretch;
}

.dvt-tool__panel {
  border: 1px solid var(--dvt-border);
  border-radius: 28px;
  padding: 24px;
  background: #f8fafc;
  box-shadow: 0 14px 36px rgba(15, 23, 42, 0.052);
}

.dvt-tool__panel--results {
  background: #ffffff;
}

.dvt-tool__notice,
.dvt-tool__privacy,
.dvt-tool__prompt,
.dvt-tool__manual {
  border: 1px solid rgba(15, 118, 110, 0.14);
  border-radius: 20px;
  padding: 18px;
  background: #ffffff;
}

.dvt-tool__notice strong,
.dvt-tool__privacy strong {
  display: block;
  margin-bottom: 6px;
  color: var(--dvt-ink);
  font-size: 15px;
  font-weight: 900;
}

.dvt-tool__notice span,
.dvt-tool__privacy,
.dvt-tool__manual p {
  color: var(--dvt-muted);
  font-size: 14px;
  line-height: 1.6;
}

.dvt-tool__prompt {
  margin-top: 14px;
  background: var(--dvt-soft);
}

.dvt-tool__prompt-label {
  display: inline-flex;
  margin-bottom: 8px;
  color: var(--dvt-accent-dark);
  font-size: 13px;
  font-weight: 950;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.dvt-tool__prompt p {
  margin: 0;
  color: #134e4a;
  font-size: 16px;
  line-height: 1.65;
  font-weight: 750;
}

.dvt-tool__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.dvt-tool__button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 12px 16px;
  border: 1px solid rgba(15, 118, 110, 0.22);
  border-radius: 14px;
  background: #ffffff;
  color: var(--dvt-accent-dark);
  font: inherit;
  font-size: 14px;
  font-weight: 900;
  cursor: pointer;
  text-decoration: none;
}

.dvt-tool__button--primary {
  background: var(--dvt-accent);
  color: #ffffff;
  border-color: var(--dvt-accent);
  box-shadow: 0 14px 28px rgba(15, 118, 110, 0.22);
}

.dvt-tool__button:hover,
.dvt-tool__button:focus {
  transform: translateY(-1px);
}

.dvt-tool__button:focus-visible,
.dvt-tool__manual input:focus-visible {
  outline: 3px solid rgba(15, 118, 110, 0.24);
  outline-offset: 3px;
}

.dvt-tool__button[disabled] {
  cursor: not-allowed;
  opacity: 0.55;
  transform: none;
}

.dvt-tool__status {
  margin-top: 14px;
  padding: 13px 14px;
  border-radius: 16px;
  background: #111827;
  color: #d1fae5;
  font-size: 14px;
  font-weight: 750;
  line-height: 1.5;
}

.dvt-tool__manual {
  margin-top: 14px;
}

.dvt-tool__manual summary {
  color: var(--dvt-ink);
  font-size: 15px;
  font-weight: 900;
  cursor: pointer;
}

.dvt-tool__manual label {
  display: block;
  margin: 14px 0 8px;
  color: var(--dvt-ink);
  font-size: 14px;
  font-weight: 850;
}

.dvt-tool__manual-row {
  display: flex;
  gap: 10px;
}

.dvt-tool__manual input {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid #cbd5e1;
  border-radius: 14px;
  background: #ffffff;
  color: var(--dvt-ink);
  font: inherit;
}

.dvt-tool__privacy {
  margin-top: 14px;
  background: #fff7ed;
  border-color: rgba(249, 115, 22, 0.18);
  color: #7c2d12;
}

.dvt-tool__live-card {
  padding: 24px;
  border-radius: 24px;
  background: #111827;
  color: #ffffff;
}

.dvt-tool__live-card span {
  display: block;
  color: #cbd5e1;
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.dvt-tool__live-card strong {
  display: block;
  margin-top: 8px;
  font-size: clamp(38px, 5vw, 62px);
  line-height: 1;
  letter-spacing: -0.055em;
  font-weight: 950;
}

.dvt-tool__live-card small {
  display: block;
  margin-top: 10px;
  color: #d1fae5;
  font-size: 14px;
  font-weight: 750;
}

.dvt-tool__meter {
  margin-top: 16px;
  padding: 18px;
  border: 1px solid #e2e8f0;
  border-radius: 20px;
  background: #f8fafc;
}

.dvt-tool__meter-track {
  position: relative;
  height: 14px;
  border-radius: 999px;
  background: linear-gradient(90deg, #0f766e 0%, #14b8a6 42%, #a7f3d0 70%, #e2e8f0 100%);
}

.dvt-tool__meter-marker {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 24px;
  height: 24px;
  border-radius: 999px;
  background: #ffffff;
  border: 5px solid var(--dvt-accent);
  transform: translate(-50%, -50%);
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.18);
}

.dvt-tool__meter-labels {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin-top: 12px;
  color: #64748b;
  font-size: 12px;
  font-weight: 850;
}

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

.dvt-tool__result-card {
  padding: 17px;
  border-radius: 18px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
}

.dvt-tool__result-card span {
  display: block;
  margin-bottom: 6px;
  color: #64748b;
  font-size: 13px;
  font-weight: 900;
}

.dvt-tool__result-card strong {
  display: block;
  color: var(--dvt-ink);
  font-size: 25px;
  line-height: 1;
  font-weight: 950;
}

.dvt-tool__summary {
  margin-top: 14px;
  padding: 18px;
  border-radius: 20px;
  background: var(--dvt-soft);
  border: 1px solid rgba(15, 118, 110, 0.14);
}

.dvt-tool__category {
  display: block;
  color: var(--dvt-accent-dark);
  font-size: 20px;
  font-weight: 950;
  line-height: 1.2;
}

.dvt-tool__summary p {
  margin: 8px 0 0;
  color: #134e4a;
  font-size: 14.5px;
  line-height: 1.65;
}

.dvt-tool__actions--compact {
  justify-content: flex-end;
}

.dvt-tool__tips {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.dvt-tool__tips div {
  padding: 18px;
  border-radius: 20px;
  background: #f8fafc;
  border: 1px solid var(--dvt-border);
}

.dvt-tool__tips strong {
  display: block;
  margin-bottom: 7px;
  color: var(--dvt-ink);
  font-size: 15px;
  font-weight: 900;
}

.dvt-tool__tips p {
  margin: 0;
  color: var(--dvt-muted);
  font-size: 14px;
  line-height: 1.58;
}

@media (max-width: 880px) {
  .dvt-tool__layout,
  .dvt-tool__tips {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .dvt-tool__inner { padding: 18px 0; }
  .dvt-tool__header { text-align: left; }
  .dvt-tool__panel { padding: 18px; border-radius: 22px; }
  .dvt-tool__actions,
  .dvt-tool__manual-row { flex-direction: column; }
  .dvt-tool__button { width: 100%; }
  .dvt-tool__result-grid { grid-template-columns: 1fr; }
}