@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0/css/all.min.css');

.how-long-page,
.how-long-page * {
  box-sizing: border-box;
}

.how-long-page {
  position: relative;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  background: #f8fafc;
  color: #172033;
  font-family: Arial, Helvetica, sans-serif;
}

.how-long-page__container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

.how-long-page__header {
  text-align: center;
  margin: 0 auto;
  max-width: 820px;
}

.how-long-page__title {
  margin: 0;
  color: #0f172a;
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: 0;
}

.how-long-page__subtitle {
  margin: 14px auto 0;
  color: #475569;
  line-height: 1.6;
  max-width: 760px;
}

.how-long-page__tool {
  margin: 0 auto;
  max-width: 1040px;
  background: #ffffff;
  border: 1px solid #dbe4f0;
  border-radius: 8px;
  box-shadow: 0 22px 60px rgba(15, 23, 42, 0.11);
}

.how-long-page__tool-head {
  text-align: center;
}

.how-long-page__eyebrow {
  margin: 0 0 8px;
  color: #334ed8;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  line-height: 1.2;
  text-transform: uppercase;
}

.how-long-page__tool-title {
  margin: 0;
  color: #111827;
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: 0;
}

.how-long-page__metrics {
  display: grid;
}

.how-long-page__metric {
  min-width: 0;
  text-align: center;
  background: linear-gradient(180deg, #f8fbff 0%, #eef4ff 100%);
  border: 1px solid #d8e4f7;
  border-radius: 8px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.82);
}

.how-long-page__metric-number {
  display: block;
  color: #0b1b3a;
  font-weight: 850;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0;
}

.how-long-page__metric-label {
  display: block;
  margin-top: 10px;
  color: #64748b;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  line-height: 1.2;
  text-transform: uppercase;
}

.how-long-page__target-panel {
  display: grid;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
}

.how-long-page__target-item {
  min-width: 0;
}

.how-long-page__target-label {
  display: block;
  margin-bottom: 5px;
  color: #64748b;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  line-height: 1.2;
  text-transform: uppercase;
}

.how-long-page__target-value {
  display: block;
  color: #172033;
  font-size: 0.98rem;
  font-weight: 800;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.how-long-page__controls {
  display: grid;
}

.how-long-page__field {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 8px;
}

.how-long-page__field-label {
  color: #334155;
  font-size: 0.86rem;
  font-weight: 800;
  line-height: 1.25;
}

.how-long-page__segment {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 44px;
  padding: 4px;
  background: #eef4ff;
  border: 1px solid #d6e1f2;
  border-radius: 8px;
  gap: 4px;
}

.how-long-page__segment-button {
  width: 100%;
  min-width: 0;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: #334155;
  cursor: pointer;
  font: inherit;
  font-size: 0.92rem;
  font-weight: 800;
  line-height: 1.2;
  transition: background-color 160ms ease, color 160ms ease, box-shadow 160ms ease;
}

.how-long-page__segment-button[aria-pressed="true"] {
  background: #ffffff;
  color: #1d4ed8;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.14);
}

.how-long-page__input {
  width: 100%;
  min-height: 44px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #ffffff;
  color: #172033;
  font: inherit;
  font-size: 0.95rem;
  line-height: 1.2;
}

.how-long-page__actions {
  display: grid;
}

.how-long-page__button {
  min-width: 0;
  min-height: 44px;
  border: 1px solid transparent;
  border-radius: 8px;
  cursor: pointer;
  font: inherit;
  font-size: 0.92rem;
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  transition: transform 160ms ease, box-shadow 160ms ease, background-color 160ms ease, border-color 160ms ease;
  white-space: normal;
}

.how-long-page__button--primary {
  background: #1d4ed8;
  color: #ffffff;
  box-shadow: 0 10px 22px rgba(29, 78, 216, 0.2);
}

.how-long-page__button--accent {
  background: #0f172a;
  color: #ffffff;
  box-shadow: 0 10px 22px rgba(15, 23, 42, 0.16);
}

.how-long-page__button--secondary {
  background: #eef4ff;
  border-color: #c9d8f2;
  color: #1e3a8a;
}

.how-long-page__button--ghost {
  background: #ffffff;
  border-color: #cbd5e1;
  color: #334155;
}

.how-long-page__button:hover,
.how-long-page__segment-button:hover {
  transform: translateY(-1px);
}

.how-long-page__button:focus-visible,
.how-long-page__segment-button:focus-visible,
.how-long-page__input:focus-visible {
  outline: 3px solid rgba(59, 130, 246, 0.38);
  outline-offset: 3px;
}

.how-long-page__status {
  margin: 0;
  color: #334155;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  font-size: 0.94rem;
  font-weight: 700;
  line-height: 1.45;
  text-align: center;
}

.how-long-page__status.is-error {
  color: #991b1b;
  background: #fff7f7;
  border-color: #fecaca;
}

.how-long-page__status.is-success {
  color: #14532d;
  background: #f0fdf4;
  border-color: #bbf7d0;
}

@media (prefers-reduced-motion: reduce) {
  .how-long-page__button,
  .how-long-page__segment-button {
    transition: none;
  }

  .how-long-page__button:hover,
  .how-long-page__segment-button:hover {
    transform: none;
  }
}

@media (min-width: 320px) and (max-width: 374px) {
  .how-long-page {
    padding: 34px 12px;
  }

  .how-long-page__container {
    padding: 0;
  }

  .how-long-page__title {
    font-size: 2rem;
  }

  .how-long-page__subtitle {
    font-size: 0.96rem;
  }

  .how-long-page__tool {
    margin-top: 28px;
    padding: 20px 14px;
  }

  .how-long-page__metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-top: 22px;
  }

  .how-long-page__metric {
    padding: 18px 8px;
  }

  .how-long-page__metric-number {
    font-size: 2.15rem;
  }

  .how-long-page__target-panel {
    grid-template-columns: 1fr;
    gap: 14px;
    margin-top: 18px;
    padding: 16px;
  }

  .how-long-page__controls {
    grid-template-columns: 1fr;
    gap: 14px;
    margin-top: 18px;
  }

  .how-long-page__input {
    padding: 10px 11px;
  }

  .how-long-page__actions {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .how-long-page__button {
    width: 100%;
    padding: 12px 14px;
  }

  .how-long-page__status {
    margin-top: 16px;
    padding: 12px;
  }
}

@media (min-width: 375px) and (max-width: 429px) {
  .how-long-page {
    padding: 40px 16px;
  }

  .how-long-page__container {
    padding: 0;
  }

  .how-long-page__title {
    font-size: 2.25rem;
  }

  .how-long-page__subtitle {
    font-size: 1rem;
  }

  .how-long-page__tool {
    margin-top: 30px;
    padding: 22px 16px;
  }

  .how-long-page__metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-top: 24px;
  }

  .how-long-page__metric {
    padding: 20px 10px;
  }

  .how-long-page__metric-number {
    font-size: 2.45rem;
  }

  .how-long-page__target-panel {
    grid-template-columns: 1fr;
    gap: 14px;
    margin-top: 20px;
    padding: 16px;
  }

  .how-long-page__controls {
    grid-template-columns: 1fr;
    gap: 14px;
    margin-top: 20px;
  }

  .how-long-page__input {
    padding: 10px 12px;
  }

  .how-long-page__actions {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .how-long-page__button {
    width: 100%;
    padding: 12px 14px;
  }

  .how-long-page__status {
    margin-top: 16px;
    padding: 12px;
  }
}

@media (min-width: 430px) and (max-width: 767px) {
  .how-long-page {
    padding: 48px 18px;
  }

  .how-long-page__container {
    padding: 0;
  }

  .how-long-page__title {
    font-size: 2.65rem;
  }

  .how-long-page__subtitle {
    font-size: 1.04rem;
  }

  .how-long-page__tool {
    margin-top: 34px;
    padding: 26px 20px;
  }

  .how-long-page__metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin-top: 26px;
  }

  .how-long-page__metric {
    padding: 22px 12px;
  }

  .how-long-page__metric-number {
    font-size: 2.9rem;
  }

  .how-long-page__target-panel {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 22px;
    padding: 18px;
  }

  .how-long-page__controls {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 22px;
  }

  .how-long-page__input {
    padding: 11px 12px;
  }

  .how-long-page__actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .how-long-page__button {
    width: 100%;
    padding: 12px 14px;
  }

  .how-long-page__status {
    margin-top: 18px;
    padding: 13px;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .how-long-page {
    padding: 64px 28px;
  }

  .how-long-page__container {
    padding: 0 8px;
  }

  .how-long-page__title {
    font-size: 3.25rem;
  }

  .how-long-page__subtitle {
    font-size: 1.1rem;
  }

  .how-long-page__tool {
    margin-top: 38px;
    padding: 34px 28px;
  }

  .how-long-page__metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    margin-top: 28px;
  }

  .how-long-page__metric {
    padding: 24px 12px;
  }

  .how-long-page__metric-number {
    font-size: 3rem;
  }

  .how-long-page__target-panel {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    margin-top: 24px;
    padding: 20px;
  }

  .how-long-page__controls {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 24px;
  }

  .how-long-page__field--period {
    grid-column: span 1;
  }

  .how-long-page__input {
    padding: 11px 12px;
  }

  .how-long-page__actions {
    grid-column: 1 / -1;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
  }

  .how-long-page__button {
    padding: 12px 14px;
  }

  .how-long-page__status {
    margin-top: 20px;
    padding: 14px;
  }
}

@media (min-width: 1024px) {
  .how-long-page {
    padding: 78px 32px;
  }

  .how-long-page__container {
    padding: 0 12px;
  }

  .how-long-page__title {
    font-size: 4rem;
  }

  .how-long-page__subtitle {
    font-size: 1.16rem;
  }

  .how-long-page__tool {
    margin-top: 42px;
    padding: 40px;
  }

  .how-long-page__metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin-top: 30px;
  }

  .how-long-page__metric {
    padding: 30px 16px;
  }

  .how-long-page__metric-number {
    font-size: 4.2rem;
  }

  .how-long-page__target-panel {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
    margin-top: 28px;
    padding: 22px;
  }

  .how-long-page__controls {
    grid-template-columns: 1.1fr 1fr 1fr;
    gap: 18px;
    margin-top: 28px;
  }

  .how-long-page__input {
    padding: 12px 14px;
  }

  .how-long-page__actions {
    grid-column: 1 / -1;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
  }

  .how-long-page__button {
    padding: 13px 16px;
  }

  .how-long-page__status {
    margin-top: 22px;
    padding: 14px 16px;
  }
}