@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');

.sttc-seconds-time-converter,
.sttc-seconds-time-converter * {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

.sttc-seconds-time-converter {
  position: relative;
  width: 100%;
  max-width: none;
  border-radius: 0 !important;
  overflow-x: hidden;
  box-sizing: border-box;
  color: #f8fbff;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  background:
    radial-gradient(circle at 16% 18%, rgba(38, 198, 218, 0.36), transparent 30%),
    radial-gradient(circle at 84% 24%, rgba(255, 184, 77, 0.28), transparent 28%),
    linear-gradient(135deg, #082032 0%, #14344a 46%, #102a43 100%);
}

.sttc-seconds-time-converter .sttc-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0;
  box-sizing: border-box;
  font-size: 16px;
  line-height: 1.5;
}

.sttc-seconds-time-converter .sttc-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: 100%;
  max-width: 860px;
  margin: 0 auto;
  padding: 0;
  text-align: center;
  box-sizing: border-box;
}

.sttc-seconds-time-converter h1 {
  margin: 0;
  padding: 0;
  font-size: clamp(1.5rem, 5vw, 2.8rem);
  line-height: 1.12;
  font-weight: 800;
  letter-spacing: 0;
  color: #ffffff;
  overflow-wrap: anywhere;
  word-break: break-word;
  text-shadow: 0 0 24px rgba(38, 198, 218, 0.28);
}

.sttc-seconds-time-converter p {
  margin: 0;
  padding: 0;
  font-size: 1rem;
  line-height: 1.55;
  font-weight: 400;
  color: #d8e9f7;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.sttc-seconds-time-converter .sttc-tool-grid {
  display: grid;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.sttc-seconds-time-converter .sttc-panel {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-sizing: border-box;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.sttc-seconds-time-converter .sttc-panel:hover {
  transform: translateY(-3px);
  border-color: rgba(67, 217, 255, 0.36);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.32), 0 0 34px rgba(38, 198, 218, 0.16);
}

.sttc-seconds-time-converter .sttc-input-panel,
.sttc-seconds-time-converter .sttc-result-panel {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.sttc-seconds-time-converter .sttc-panel-heading {
  margin: 0;
  padding: 0;
  font-size: 1.05rem;
  line-height: 1.35;
  font-weight: 800;
  color: #ffffff;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.sttc-seconds-time-converter .sttc-field-group {
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 100%;
  margin: 0 0 16px 0;
  padding: 0;
  box-sizing: border-box;
  font-size: 16px;
  line-height: 1.5;
}

.sttc-seconds-time-converter label {
  display: block;
  margin: 0 0 8px 0;
  padding: 0;
  font-size: 0.95rem;
  line-height: 1.35;
  font-weight: 700;
  color: #eef8ff;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.sttc-seconds-time-converter input {
  display: block;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  margin: 0;
  padding: 12px 16px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 14px;
  outline: none;
  background: rgba(3, 17, 29, 0.58);
  color: #ffffff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
  box-sizing: border-box;
  font-size: 1rem;
  line-height: 1.35;
  font-weight: 600;
  transition: border-color 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.sttc-seconds-time-converter input::placeholder {
  color: rgba(226, 239, 249, 0.62);
  font-size: 1rem;
  line-height: 1.35;
}

.sttc-seconds-time-converter input:focus {
  border-color: #43d9ff;
  background: rgba(3, 17, 29, 0.72);
  box-shadow: 0 0 0 4px rgba(67, 217, 255, 0.18), 0 0 28px rgba(67, 217, 255, 0.22);
}

.sttc-seconds-time-converter input.sttc-input-error {
  border-color: #ff8a7a;
  box-shadow: 0 0 0 4px rgba(255, 138, 122, 0.17);
}

.sttc-seconds-time-converter .sttc-help-text {
  display: block;
  margin: 8px 0 0 0;
  padding: 0;
  font-size: 0.86rem;
  line-height: 1.45;
  font-weight: 400;
  color: #b8d5e8;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.sttc-seconds-time-converter .sttc-button-row {
  display: flex;
  width: 100%;
  max-width: 100%;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

.sttc-seconds-time-converter button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  max-width: 100%;
  margin: 0;
  border: 0;
  border-radius: 14px;
  cursor: pointer;
  box-sizing: border-box;
  font-size: 0.96rem;
  line-height: 1.2;
  font-weight: 800;
  text-align: center;
  text-decoration: none;
  white-space: normal;
  overflow-wrap: anywhere;
  word-break: break-word;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease, border-color 160ms ease;
}

.sttc-seconds-time-converter button:focus-visible {
  outline: 3px solid rgba(255, 214, 102, 0.95);
  outline-offset: 3px;
}

.sttc-seconds-time-converter button:active {
  transform: translateY(1px) scale(0.99);
}

.sttc-seconds-time-converter .sttc-convert-btn {
  flex: 1 1 auto;
  min-width: 0;
  padding: 13px 18px;
  color: #062033;
  background: linear-gradient(135deg, #43d9ff 0%, #91f2c8 100%);
  box-shadow: 0 14px 34px rgba(67, 217, 255, 0.26);
}

.sttc-seconds-time-converter .sttc-convert-btn:hover {
  box-shadow: 0 18px 42px rgba(67, 217, 255, 0.36), 0 0 24px rgba(145, 242, 200, 0.24);
}

.sttc-seconds-time-converter .sttc-clear-btn {
  flex: 0 1 auto;
  padding: 13px 18px;
  color: #e9f7ff;
  background: rgba(255, 255, 255, 0.11);
  border: 1px solid rgba(255, 255, 255, 0.24);
}

.sttc-seconds-time-converter .sttc-clear-btn:hover {
  background: rgba(255, 255, 255, 0.17);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.22);
}

.sttc-seconds-time-converter .sttc-result-content {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  width: 100%;
  max-width: 100%;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-size: 16px;
  line-height: 1.5;
}

.sttc-seconds-time-converter .sttc-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex-grow: 1;
  width: 100%;
  max-width: 100%;
  min-height: 210px;
  margin: 0;
  padding: 24px;
  border: 1px dashed rgba(255, 255, 255, 0.24);
  border-radius: 18px;
  background: rgba(2, 14, 24, 0.24);
  text-align: center;
  box-sizing: border-box;
  font-size: 16px;
  line-height: 1.5;
}

.sttc-seconds-time-converter svg {
  display: block;
  flex-shrink: 0;
  width: 58px;
  height: 58px;
  margin: 0 0 16px 0;
  padding: 0;
  box-sizing: border-box;
  fill: none;
  stroke: #91f2c8;
  stroke-width: 4;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 0 14px rgba(145, 242, 200, 0.32));
}

.sttc-seconds-time-converter .sttc-empty-message,
.sttc-seconds-time-converter .sttc-error-message {
  width: 100%;
  max-width: 100%;
  margin: 0;
  padding: 0;
  font-size: 0.98rem;
  line-height: 1.5;
  font-weight: 600;
  color: #d8e9f7;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.sttc-seconds-time-converter .sttc-error-message {
  padding: 16px;
  border: 1px solid rgba(255, 138, 122, 0.42);
  border-radius: 16px;
  background: rgba(93, 27, 31, 0.38);
  color: #ffe4df;
}

.sttc-seconds-time-converter .sttc-result-list {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  gap: 12px;
  width: 100%;
  max-width: 100%;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-size: 16px;
  line-height: 1.5;
}

.sttc-seconds-time-converter .sttc-result-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  margin: 0;
  padding: 12px 16px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 16px;
  background: rgba(4, 22, 36, 0.44);
  box-sizing: border-box;
  font-size: 0.95rem;
  line-height: 1.45;
  animation: sttcFadeIn 220ms ease both;
}

.sttc-seconds-time-converter .sttc-result-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1 1 auto;
  min-width: 0;
  max-width: 100%;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-size: 0.95rem;
  line-height: 1.45;
}

.sttc-seconds-time-converter .sttc-result-label {
  display: block;
  margin: 0;
  padding: 0;
  color: #a9cce2;
  font-size: 0.78rem;
  line-height: 1.3;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.sttc-seconds-time-converter .sttc-result-value {
  display: block;
  margin: 0;
  padding: 0;
  color: #ffffff;
  font-size: 0.98rem;
  line-height: 1.4;
  font-weight: 800;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.sttc-seconds-time-converter .sttc-copy-btn {
  flex: 0 0 auto;
  flex-shrink: 0;
  max-width: 100%;
  padding: 10px 14px;
  color: #ffffff;
  background: rgba(255, 184, 77, 0.18);
  border: 1px solid rgba(255, 214, 102, 0.34);
  box-sizing: border-box;
  font-size: 0.84rem;
  line-height: 1.2;
}

.sttc-seconds-time-converter .sttc-copy-btn:hover {
  background: rgba(255, 184, 77, 0.28);
  box-shadow: 0 10px 24px rgba(255, 184, 77, 0.18);
}

@keyframes sttcFadeIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (min-width: 320px) and (max-width: 374px) {
  .sttc-seconds-time-converter {
    padding: 24px 12px;
    border-radius: 0 !important;
  }

  .sttc-seconds-time-converter .sttc-container {
    width: 100%;
  }

  .sttc-seconds-time-converter h1 {
    font-size: clamp(1.5rem, 5vw, 2.8rem);
  }

  .sttc-seconds-time-converter p {
    font-size: 0.92rem;
  }

  .sttc-seconds-time-converter .sttc-tool-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 24px;
  }

  .sttc-seconds-time-converter .sttc-panel {
    padding: 16px;
  }

  .sttc-seconds-time-converter input {
    padding: 12px 16px;
    font-size: 1rem;
  }

  .sttc-seconds-time-converter .sttc-button-row {
    flex-direction: column;
    gap: 12px;
  }

  .sttc-seconds-time-converter button {
    width: 100%;
    min-height: 46px;
    font-size: 0.92rem;
  }

  .sttc-seconds-time-converter .sttc-result-list {
    gap: 12px;
  }

  .sttc-seconds-time-converter .sttc-result-row {
    flex-wrap: wrap;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 16px;
    font-size: 0.9rem;
  }

  .sttc-seconds-time-converter .sttc-copy-btn {
    width: 100%;
    font-size: 0.84rem;
  }

  .sttc-seconds-time-converter .sttc-result-value {
    font-size: 0.94rem;
  }
}

@media (min-width: 375px) and (max-width: 429px) {
  .sttc-seconds-time-converter {
    padding: 28px 16px;
    border-radius: 0 !important;
  }

  .sttc-seconds-time-converter .sttc-container {
    width: 100%;
  }

  .sttc-seconds-time-converter h1 {
    font-size: clamp(1.5rem, 5vw, 2.8rem);
  }

  .sttc-seconds-time-converter p {
    font-size: 0.95rem;
  }

  .sttc-seconds-time-converter .sttc-tool-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 24px;
  }

  .sttc-seconds-time-converter .sttc-panel {
    padding: 16px;
  }

  .sttc-seconds-time-converter input {
    padding: 12px 16px;
    font-size: 1rem;
  }

  .sttc-seconds-time-converter .sttc-button-row {
    flex-direction: row;
    gap: 12px;
  }

  .sttc-seconds-time-converter button {
    min-height: 46px;
    font-size: 0.94rem;
  }

  .sttc-seconds-time-converter .sttc-result-list {
    gap: 12px;
  }

  .sttc-seconds-time-converter .sttc-result-row {
    flex-wrap: wrap;
    padding: 12px 16px;
    font-size: 0.92rem;
  }

  .sttc-seconds-time-converter .sttc-copy-btn {
    font-size: 0.84rem;
  }
}

@media (min-width: 430px) and (max-width: 767px) {
  .sttc-seconds-time-converter {
    padding: 32px 18px;
    border-radius: 0 !important;
  }

  .sttc-seconds-time-converter .sttc-container {
    width: 100%;
  }

  .sttc-seconds-time-converter h1 {
    font-size: clamp(1.5rem, 5vw, 2.8rem);
  }

  .sttc-seconds-time-converter p {
    font-size: 1rem;
  }

  .sttc-seconds-time-converter .sttc-tool-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 24px;
  }

  .sttc-seconds-time-converter .sttc-panel {
    padding: 20px;
  }

  .sttc-seconds-time-converter input {
    padding: 12px 16px;
    font-size: 1rem;
  }

  .sttc-seconds-time-converter .sttc-button-row {
    flex-direction: row;
    gap: 12px;
  }

  .sttc-seconds-time-converter button {
    min-height: 48px;
    font-size: 0.96rem;
  }

  .sttc-seconds-time-converter .sttc-result-list {
    gap: 12px;
  }

  .sttc-seconds-time-converter .sttc-result-row {
    flex-wrap: nowrap;
    padding: 12px 16px;
    font-size: 0.94rem;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .sttc-seconds-time-converter {
    padding: 40px 24px;
    border-radius: 0 !important;
  }

  .sttc-seconds-time-converter .sttc-container {
    width: 100%;
  }

  .sttc-seconds-time-converter h1 {
    font-size: clamp(1.5rem, 5vw, 2.8rem);
  }

  .sttc-seconds-time-converter p {
    font-size: 1.04rem;
  }

  .sttc-seconds-time-converter .sttc-tool-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    margin-top: 32px;
  }

  .sttc-seconds-time-converter .sttc-panel {
    padding: 24px;
  }

  .sttc-seconds-time-converter input {
    padding: 12px 16px;
    font-size: 1.04rem;
  }

  .sttc-seconds-time-converter .sttc-button-row {
    flex-direction: row;
    gap: 12px;
  }

  .sttc-seconds-time-converter button {
    min-height: 48px;
    font-size: 0.98rem;
  }

  .sttc-seconds-time-converter .sttc-result-list {
    gap: 12px;
  }

  .sttc-seconds-time-converter .sttc-result-row {
    flex-wrap: nowrap;
    padding: 12px 16px;
    font-size: 0.96rem;
  }
}

@media (min-width: 1024px) and (max-width: 1199px) {
  .sttc-seconds-time-converter {
    padding: 44px 28px;
    border-radius: 0 !important;
  }

  .sttc-seconds-time-converter .sttc-container {
    width: 100%;
  }

  .sttc-seconds-time-converter h1 {
    font-size: clamp(1.5rem, 5vw, 2.8rem);
  }

  .sttc-seconds-time-converter p {
    font-size: 1.05rem;
  }

  .sttc-seconds-time-converter .sttc-tool-grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    gap: 24px;
    align-items: stretch;
    margin-top: 32px;
  }

  .sttc-seconds-time-converter .sttc-panel {
    padding: 24px;
  }

  .sttc-seconds-time-converter input {
    padding: 12px 16px;
    font-size: 1.04rem;
  }

  .sttc-seconds-time-converter .sttc-button-row {
    flex-direction: row;
    gap: 12px;
  }

  .sttc-seconds-time-converter button {
    min-height: 48px;
    font-size: 0.98rem;
  }

  .sttc-seconds-time-converter .sttc-result-list {
    gap: 12px;
  }

  .sttc-seconds-time-converter .sttc-result-row {
    flex-wrap: nowrap;
    padding: 12px 16px;
    font-size: 0.96rem;
  }
}

@media (min-width: 1200px) {
  .sttc-seconds-time-converter {
    padding: 48px 32px;
    border-radius: 0 !important;
  }

  .sttc-seconds-time-converter .sttc-container {
    width: 100%;
  }

  .sttc-seconds-time-converter h1 {
    font-size: clamp(1.5rem, 5vw, 2.8rem);
  }

  .sttc-seconds-time-converter p {
    font-size: 1.06rem;
  }

  .sttc-seconds-time-converter .sttc-tool-grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 24px;
    align-items: stretch;
    margin-top: 32px;
  }

  .sttc-seconds-time-converter .sttc-panel {
    padding: 24px;
  }

  .sttc-seconds-time-converter input {
    padding: 12px 16px;
    font-size: 1.04rem;
  }

  .sttc-seconds-time-converter .sttc-button-row {
    flex-direction: row;
    gap: 12px;
  }

  .sttc-seconds-time-converter button {
    min-height: 48px;
    font-size: 0.98rem;
  }

  .sttc-seconds-time-converter .sttc-result-list {
    gap: 12px;
  }

  .sttc-seconds-time-converter .sttc-result-row {
    flex-wrap: nowrap;
    padding: 12px 16px;
    font-size: 0.96rem;
  }
}