@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 {
  position: relative;
  width: 100%;
  overflow-x: hidden;
  background: #f8fafc;
  color: #111827;
  font-family: inherit;
  box-sizing: border-box;
}

.how-long-page .how-long-container {
  width: min(100%, 1200px);
  margin: 0 auto;
  box-sizing: border-box;
}

.how-long-page .how-long-header {
  text-align: center;
  margin: 0 auto;
}

.how-long-page .how-long-title {
  margin: 0;
  color: #0f172a;
  font-weight: 760;
  line-height: 1.08;
  letter-spacing: 0;
}

.how-long-page .how-long-subtitle {
  max-width: 720px;
  margin: 14px auto 0;
  color: #475569;
  font-weight: 450;
  line-height: 1.55;
  letter-spacing: 0;
}

.how-long-page .how-long-tool {
  margin: 0 auto;
  background: linear-gradient(180deg, #ffffff 0%, #fbfdff 100%);
  border: 1px solid #dbe4f0;
  border-radius: 24px;
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.09), 0 4px 18px rgba(15, 23, 42, 0.05);
  box-sizing: border-box;
}

.how-long-page .how-long-tool-heading {
  text-align: center;
}

.how-long-page .how-long-kicker {
  display: block;
  color: #4f46e5;
  font-size: 0.78rem;
  font-weight: 760;
  letter-spacing: 0.08em;
  line-height: 1.2;
  text-transform: uppercase;
}

.how-long-page .how-long-event {
  margin: 8px 0 0;
  color: #111827;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0;
}

.how-long-page .how-long-countdown {
  display: grid;
  box-sizing: border-box;
}

.how-long-page .how-long-unit {
  min-width: 0;
  text-align: center;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 18px;
  box-shadow: 0 10px 26px rgba(15, 23, 42, 0.055);
  box-sizing: border-box;
}

.how-long-page .how-long-number {
  display: block;
  color: #0f172a;
  font-variant-numeric: tabular-nums;
  font-weight: 820;
  line-height: 1;
  letter-spacing: 0;
}

.how-long-page .how-long-unit-label {
  display: block;
  color: #64748b;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.how-long-page .how-long-info {
  display: grid;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 18px;
  box-sizing: border-box;
}

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

.how-long-page .how-long-info-label {
  display: block;
  color: #64748b;
  font-size: 0.78rem;
  font-weight: 750;
  line-height: 1.25;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.how-long-page .how-long-info-value {
  display: block;
  margin-top: 5px;
  color: #111827;
  font-size: 0.98rem;
  font-weight: 650;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.how-long-page .how-long-form {
  display: grid;
  align-items: end;
  box-sizing: border-box;
}

.how-long-page .how-long-field {
  min-width: 0;
}

.how-long-page .how-long-form-label {
  display: block;
  margin-bottom: 7px;
  color: #334155;
  font-size: 0.86rem;
  font-weight: 720;
  line-height: 1.2;
}

.how-long-page .how-long-input {
  width: 100%;
  min-height: 46px;
  padding: 10px 12px;
  color: #0f172a;
  background: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: 12px;
  box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.04);
  font: inherit;
  font-size: 0.96rem;
  line-height: 1.2;
  box-sizing: border-box;
}

.how-long-page .how-long-input:focus {
  outline: 3px solid rgba(79, 70, 229, 0.2);
  border-color: #6366f1;
}

.how-long-page .how-long-button {
  width: 100%;
  min-height: 46px;
  padding: 10px 14px;
  border: 1px solid transparent;
  border-radius: 12px;
  font: inherit;
  font-size: 0.94rem;
  font-weight: 760;
  line-height: 1.2;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, background-color 160ms ease, border-color 160ms ease;
  box-sizing: border-box;
}

.how-long-page .how-long-button-primary {
  color: #ffffff;
  background: #4f46e5;
  box-shadow: 0 10px 24px rgba(79, 70, 229, 0.24);
}

.how-long-page .how-long-button-secondary {
  color: #1e293b;
  background: #ffffff;
  border-color: #cbd5e1;
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.05);
}

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

.how-long-page .how-long-button-primary:hover {
  background: #4338ca;
}

.how-long-page .how-long-button-secondary:hover {
  border-color: #94a3b8;
  background: #f8fafc;
}

.how-long-page .how-long-button:focus {
  outline: 3px solid rgba(79, 70, 229, 0.25);
  outline-offset: 2px;
}

.how-long-page .how-long-message {
  min-height: 22px;
  color: #475569;
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.45;
  text-align: center;
}

.how-long-page .how-long-message.how-long-message-error {
  color: #b42318;
}

.how-long-page .how-long-message.how-long-message-success {
  color: #047857;
}

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

  .how-long-page .how-long-button:hover {
    transform: none;
  }
}

@media (min-width: 320px) and (max-width: 374px) {
  .how-long-page {
    padding: 28px 12px;
  }

  .how-long-page .how-long-container {
    padding: 0;
  }

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

  .how-long-page .how-long-subtitle {
    font-size: 0.94rem;
  }

  .how-long-page .how-long-tool {
    margin-top: 24px;
    padding: 18px;
    border-radius: 18px;
  }

  .how-long-page .how-long-event {
    font-size: 2.2rem;
  }

  .how-long-page .how-long-countdown {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-top: 20px;
  }

  .how-long-page .how-long-unit {
    padding: 15px 8px;
  }

  .how-long-page .how-long-number {
    font-size: 2.1rem;
  }

  .how-long-page .how-long-unit-label {
    margin-top: 8px;
    font-size: 0.68rem;
  }

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

  .how-long-page .how-long-form {
    grid-template-columns: 1fr;
    gap: 10px;
    margin-top: 16px;
  }

  .how-long-page .how-long-button {
    min-height: 48px;
    font-size: 0.92rem;
  }

  .how-long-page .how-long-message {
    margin-top: 12px;
  }
}

@media (min-width: 375px) and (max-width: 429px) {
  .how-long-page {
    padding: 34px 16px;
  }

  .how-long-page .how-long-container {
    padding: 0;
  }

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

  .how-long-page .how-long-subtitle {
    font-size: 0.98rem;
  }

  .how-long-page .how-long-tool {
    margin-top: 26px;
    padding: 20px;
    border-radius: 20px;
  }

  .how-long-page .how-long-event {
    font-size: 2.45rem;
  }

  .how-long-page .how-long-countdown {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-top: 22px;
  }

  .how-long-page .how-long-unit {
    padding: 17px 10px;
  }

  .how-long-page .how-long-number {
    font-size: 2.35rem;
  }

  .how-long-page .how-long-unit-label {
    margin-top: 8px;
    font-size: 0.7rem;
  }

  .how-long-page .how-long-info {
    grid-template-columns: 1fr;
    gap: 14px;
    margin-top: 18px;
    padding: 17px;
  }

  .how-long-page .how-long-form {
    grid-template-columns: 1fr;
    gap: 11px;
    margin-top: 18px;
  }

  .how-long-page .how-long-button {
    min-height: 48px;
    font-size: 0.94rem;
  }

  .how-long-page .how-long-message {
    margin-top: 13px;
  }
}

@media (min-width: 430px) and (max-width: 767px) {
  .how-long-page {
    padding: 42px 18px;
  }

  .how-long-page .how-long-container {
    padding: 0;
  }

  .how-long-page .how-long-title {
    font-size: 2.55rem;
  }

  .how-long-page .how-long-subtitle {
    font-size: 1.02rem;
  }

  .how-long-page .how-long-tool {
    margin-top: 30px;
    padding: 24px;
  }

  .how-long-page .how-long-event {
    font-size: 2.75rem;
  }

  .how-long-page .how-long-countdown {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin-top: 24px;
  }

  .how-long-page .how-long-unit {
    padding: 20px 12px;
  }

  .how-long-page .how-long-number {
    font-size: 2.8rem;
  }

  .how-long-page .how-long-unit-label {
    margin-top: 9px;
    font-size: 0.74rem;
  }

  .how-long-page .how-long-info {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin-top: 20px;
    padding: 18px;
  }

  .how-long-page .how-long-form {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 20px;
  }

  .how-long-page .how-long-button {
    min-height: 48px;
    font-size: 0.95rem;
  }

  .how-long-page .how-long-message {
    margin-top: 14px;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .how-long-page {
    padding: 56px 28px;
  }

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

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

  .how-long-page .how-long-subtitle {
    font-size: 1.08rem;
  }

  .how-long-page .how-long-tool {
    margin-top: 34px;
    padding: 30px;
  }

  .how-long-page .how-long-event {
    font-size: 3.2rem;
  }

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

  .how-long-page .how-long-unit {
    padding: 24px 14px;
  }

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

  .how-long-page .how-long-unit-label {
    margin-top: 10px;
    font-size: 0.76rem;
  }

  .how-long-page .how-long-info {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin-top: 22px;
    padding: 20px;
  }

  .how-long-page .how-long-form {
    grid-template-columns: repeat(2, minmax(0, 1fr)) repeat(3, minmax(120px, 1fr));
    gap: 12px;
    margin-top: 22px;
  }

  .how-long-page .how-long-button {
    min-height: 46px;
    font-size: 0.92rem;
  }

  .how-long-page .how-long-message {
    margin-top: 15px;
  }
}

@media (min-width: 1024px) {
  .how-long-page {
    padding: 70px 32px;
  }

  .how-long-page .how-long-container {
    padding: 0 16px;
  }

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

  .how-long-page .how-long-subtitle {
    font-size: 1.12rem;
  }

  .how-long-page .how-long-tool {
    max-width: 980px;
    margin-top: 38px;
    padding: 36px;
  }

  .how-long-page .how-long-event {
    font-size: 3.7rem;
  }

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

  .how-long-page .how-long-unit {
    padding: 28px 16px;
  }

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

  .how-long-page .how-long-unit-label {
    margin-top: 11px;
    font-size: 0.78rem;
  }

  .how-long-page .how-long-info {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
    margin-top: 24px;
    padding: 22px;
  }

  .how-long-page .how-long-form {
    grid-template-columns: minmax(160px, 1fr) minmax(130px, 0.8fr) minmax(110px, 0.65fr) minmax(110px, 0.65fr) minmax(160px, 0.9fr);
    gap: 12px;
    margin-top: 24px;
  }

  .how-long-page .how-long-button {
    min-height: 46px;
    font-size: 0.94rem;
  }

  .how-long-page .how-long-message {
    margin-top: 16px;
  }
}