.dwsched-widget {
  --dwsched-accent: #4f8ef7;
  --dwsched-accent-hover: #3a76e0;
  --dwsched-text: #1a1a1a;
  --dwsched-muted: #6b7280;
  --dwsched-bg: #ffffff;
  --dwsched-border: #e5e7eb;
  --dwsched-success: #16a34a;
  --dwsched-error: #dc2626;

  box-sizing: border-box;
  max-width: 420px;
  width: 100%;
  margin: 0 auto;
  padding: 20px;
  background: var(--dwsched-bg);
  color: var(--dwsched-text);
  border: 1px solid var(--dwsched-border);
  border-radius: 12px;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.4;
}

.dwsched-widget *,
.dwsched-widget *::before,
.dwsched-widget *::after {
  box-sizing: border-box;
}

.dwsched-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.dwsched-month-label {
  font-weight: 600;
  font-size: 1.05rem;
}

.dwsched-nav-btn {
  border: 1px solid var(--dwsched-border);
  background: transparent;
  color: var(--dwsched-text);
  border-radius: 8px;
  width: 40px;
  height: 40px;
  min-width: 44px;
  min-height: 44px;
  font-size: 1rem;
  cursor: pointer;
}

.dwsched-nav-btn:hover:not(:disabled) {
  border-color: var(--dwsched-accent);
  color: var(--dwsched-accent);
}

.dwsched-nav-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.dwsched-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  text-align: center;
  font-size: 0.75rem;
  color: var(--dwsched-muted);
  margin-bottom: 4px;
}

.dwsched-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}

.dwsched-day {
  aspect-ratio: 1 / 1;
  min-height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--dwsched-text);
  font-size: 0.9rem;
  cursor: default;
}

.dwsched-day.is-empty {
  visibility: hidden;
}

.dwsched-day.is-available {
  cursor: pointer;
  border-color: var(--dwsched-border);
  font-weight: 600;
}

.dwsched-day.is-available:hover:not(.is-selected) {
  border-color: var(--dwsched-accent);
  color: var(--dwsched-accent);
}

.dwsched-day.is-unavailable {
  color: var(--dwsched-muted);
  opacity: 0.4;
}

.dwsched-day.is-selected {
  background: var(--dwsched-accent);
  border-color: var(--dwsched-accent);
  color: #fff;
}

.dwsched-day.is-selected:hover {
  background: var(--dwsched-accent-hover);
  border-color: var(--dwsched-accent-hover);
  color: #fff;
}

.dwsched-slots-title,
.dwsched-form-title {
  font-weight: 600;
  margin: 16px 0 10px;
}

.dwsched-slots-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.dwsched-slot-btn {
  min-height: 44px;
  border: 1px solid var(--dwsched-border);
  background: transparent;
  border-radius: 8px;
  color: var(--dwsched-text);
  font-size: 0.9rem;
  cursor: pointer;
}

.dwsched-slot-btn:hover {
  border-color: var(--dwsched-accent);
  color: var(--dwsched-accent);
}

.dwsched-slot-btn.is-selected {
  background: var(--dwsched-accent);
  border-color: var(--dwsched-accent);
  color: #fff;
}

.dwsched-empty-note {
  color: var(--dwsched-muted);
  font-size: 0.9rem;
  padding: 8px 0;
}

.dwsched-form {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.dwsched-form[hidden] {
  display: none;
}

.dwsched-form label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.85rem;
  color: var(--dwsched-muted);
}

.dwsched-optional {
  font-weight: 400;
}

.dwsched-form input,
.dwsched-form textarea {
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--dwsched-text);
  padding: 10px 12px;
  border: 1px solid var(--dwsched-border);
  border-radius: 8px;
  min-height: 44px;
  resize: vertical;
}

.dwsched-form textarea {
  min-height: 70px;
}

.dwsched-form input:focus,
.dwsched-form textarea:focus {
  outline: 2px solid var(--dwsched-accent);
  outline-offset: 1px;
}

.dwsched-hp {
  position: absolute !important;
  left: -9999px !important;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.dwsched-form-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.dwsched-back-btn {
  background: transparent;
  border: none;
  color: var(--dwsched-muted);
  cursor: pointer;
  font-size: 0.9rem;
  min-height: 44px;
}

.dwsched-submit-btn {
  flex: 1;
  min-height: 44px;
  background: var(--dwsched-accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
}

.dwsched-submit-btn:hover {
  background: var(--dwsched-accent-hover);
}

.dwsched-submit-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.dwsched-result {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 8px;
  font-size: 0.9rem;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.dwsched-result[hidden] {
  display: none;
}

.dwsched-result-text {
  flex: 1;
}

.dwsched-result-close {
  flex-shrink: 0;
  background: transparent;
  border: none;
  color: inherit;
  font-size: 1.3rem;
  line-height: 1;
  cursor: pointer;
  padding: 0;
  min-width: 24px;
  min-height: 24px;
}

.dwsched-result-close:hover {
  opacity: 0.7;
}

.dwsched-result.is-success {
  background: color-mix(in srgb, var(--dwsched-success) 12%, transparent);
  border: 1px solid var(--dwsched-success);
  color: var(--dwsched-success);
}

.dwsched-result.is-error {
  background: color-mix(in srgb, var(--dwsched-error) 12%, transparent);
  border: 1px solid var(--dwsched-error);
  color: var(--dwsched-error);
}

.dwsched-loading {
  margin-top: 12px;
  color: var(--dwsched-muted);
  font-size: 0.85rem;
  text-align: center;
}

@media (max-width: 480px) {
  .dwsched-widget {
    padding: 14px;
    font-size: 14px;
  }

  .dwsched-weekdays {
    display: none;
  }

  .dwsched-grid {
    display: flex;
    flex-direction: column;
    gap: 6px;
  }

  .dwsched-day {
    aspect-ratio: auto;
    width: 100%;
    justify-content: flex-start;
    padding: 10px 14px;
    min-height: 44px;
  }

  .dwsched-day.is-empty {
    display: none;
  }

  .dwsched-day.is-unavailable {
    display: none;
  }

  .dwsched-day::before {
    content: attr(data-weekday) ", ";
    color: var(--dwsched-muted);
    margin-right: 6px;
    font-weight: 400;
  }

  .dwsched-slots-list {
    grid-template-columns: 1fr;
  }
}