.ds-card {
  border-radius: 16px;
  max-width: 600px;
  width: 100%;
  font-family: "Ubuntu Sans";
}

.ds-title {
  font-size: 22px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 0.5em;
}

.ds-sub {
  font-size: 14px;
  color: #efefef;
}

.ds-row {
  display: flex;
  margin-top: 1em;
}

.ds-input-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  border: 1px solid #d0d0cc;
  border-right: none;
  border-radius: 10px 0 0 10px;
  background: #ffffff;
  overflow: hidden;
  transition: border-color 0.15s;
}

.ds-input-wrap:focus-within {
  border-color: #888884;
}

.ds-input {
  flex: 1;
  padding: 0 14px;
  height: 46px;
  border: none;
  font-size: 15px;
  background: transparent;
  color: #111110;
  outline: none;
}

.ds-input::placeholder {
  color: #bbb;
}

.ds-btn {
  height: 46px;
  padding: 0 22px;
  border: 1px solid #10406F;
  border-radius: 0 10px 10px 0;
  background: #10406F;
  color: #ffffff;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: opacity 0.12s;
}

.ds-btn:hover {
  opacity: 0.82;
}

.ds-btn:active {
  transform: scale(0.98);
}

.ds-btn:disabled {
  opacity: 0.38;
  cursor: not-allowed;
  transform: none;
}

.ds-error-msg {
  font-size: 13px;
  color: #c0392b;
  margin-top: 8px;
  display: none;
}

.ds-ext-section {
  margin-top: 1.25rem;
}

.ds-ext-label {
  font-size: 12px;
  color: #efefef;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.ds-exts {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 0.5em;
}

.ds-ext {
  padding: 5px 13px;
  border: 1px solid #efefef;
  border-radius: 20px;
  font-size: 13px;
  color: #efefef;
  cursor: pointer;
  transition: all 0.12s;
  user-select: none;
}

.ds-ext:hover {
  border-color: #10406F;
  color: #10406F;
}

.ds-ext.sel {
  border-color: #10406F;
  color: #10406F;
  background: #f5f5f3;
}

.ds-divider {
  border: none;
  border-top: 1px solid #e5e5e2;
  margin: 1.5rem 0;
  display: none;
}

.ds-results {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.ds-result {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  border: 1px solid #e5e5e2;
  border-radius: 10px;
  background: #ffffff;
  transition: border-color 0.2s, background 0.2s;
}

.ds-result.available {
  border-color: #b7ddb7;
  background: #f2faf2;
}

.ds-result.taken {
  opacity: 0.55;
}

.ds-result-name {
  font-size: 15px;
  font-weight: 500;
  color: #111110;
}

.ds-result.available .ds-result-name {
  color: #1e6e1e;
}

.ds-result-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.ds-badge {
  font-size: 12px;
  padding: 3px 11px;
  border-radius: 20px;
  font-weight: 500;
}

.ds-badge.available {
  background: #e8f5e8;
  color: #1e6e1e;
  border: 1px solid #b7ddb7;
}

.ds-badge.taken {
  background: #f5f5f3;
  color: #aaa;
  border: 1px solid #e0e0dc;
}

.ds-badge.checking {
  background: #f5f5f3;
  color: #aaa;
  border: 1px solid #e0e0dc;
}

.ds-register {
  font-size: 12px;
  padding: 4px 12px;
  border: 1px solid #b7ddb7;
  border-radius: 8px;
  color: #1e6e1e;
  background: transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.12s;
  display: inline-block;
}

.ds-register:hover {
  background: #e8f5e8;
}

.ds-spinner {
  display: inline-block;
  width: 11px;
  height: 11px;
  border: 1.5px solid #ddd;
  border-top-color: #999;
  border-radius: 50%;
  animation: spin 0.65s linear infinite;
  vertical-align: middle;
  margin-right: 4px;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}
@media (max-width: 480px) {
  .ds-card {
    padding: 1.5rem;
  }
  .ds-btn {
    padding: 0 14px;
    font-size: 13px;
  }
}