/* Scoped tool styles — resists WordPress theme overrides */

.sie-tool {
  --sie-navy: #0f172a;
  --sie-navy-2: #1e293b;
  --sie-blue: #1a73e8;
  --sie-blue-dark: #1557b0;
  --sie-blue-soft: #e8f0fe;
  --sie-gold: #f5b92e;
  --sie-text: #374151;
  --sie-muted: #6b7280;
  --sie-line: #e5e7eb;
  --sie-bg: #ffffff;
  --sie-soft: #f8fafc;
  --sie-radius: 14px;
  --sie-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, "Helvetica Neue", Arial, sans-serif;

  max-width: 100%;
  margin: 0 auto;
  padding: 32px;
  border: 1px solid var(--sie-line);
  border-radius: var(--sie-radius);
  background: var(--sie-bg);
  box-shadow: 0 10px 30px -12px rgba(15, 23, 42, 0.1);
  font-family: var(--sie-font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--sie-text);
  text-align: left;
}

.sie-tool *,
.sie-tool *::before,
.sie-tool *::after {
  box-sizing: border-box;
  font-family: inherit;
}

.sie-tool__header {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--sie-line);
}

.sie-tool__title {
  margin: 0 0 8px;
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--sie-navy);
  letter-spacing: -0.01em;
}

.sie-tool__lede {
  margin: 0;
  color: var(--sie-muted);
  font-size: 0.95rem;
  line-height: 1.55;
}

/* Tabs — explicit colors so theme cannot hide inactive label text */
.sie-tool__tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 24px;
  padding: 4px;
  border-radius: 10px;
  background: var(--sie-soft);
}

.sie-tool button.sie-tool__tab {
  flex: 1;
  margin: 0;
  padding: 12px 16px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: var(--sie-text) !important;
  font-family: var(--sie-font) !important;
  font-size: 0.92rem !important;
  font-weight: 600 !important;
  line-height: 1.3 !important;
  letter-spacing: 0 !important;
  text-transform: none !important;
  text-shadow: none !important;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
  box-shadow: none !important;
  min-height: auto;
  width: auto;
  height: auto;
}

.sie-tool button.sie-tool__tab:hover {
  background: #fff !important;
  color: var(--sie-navy) !important;
  border-color: var(--sie-line) !important;
}

.sie-tool button.sie-tool__tab.is-active {
  background: #fff !important;
  border-color: var(--sie-blue) !important;
  color: var(--sie-blue-dark) !important;
  box-shadow: 0 2px 8px rgba(26, 115, 232, 0.12) !important;
}

.sie-tool button.sie-tool__tab:focus-visible {
  outline: 2px solid var(--sie-blue);
  outline-offset: 2px;
}

/* Panels */
.sie-tool__panel {
  animation: sie-fade-in 0.25s ease;
}

@keyframes sie-fade-in {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.sie-tool__label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--sie-navy);
}

.sie-tool__input {
  display: block;
  width: 100%;
  margin: 0 0 10px;
  padding: 14px 16px;
  border: 1px solid var(--sie-line);
  border-radius: 10px;
  background: #fff;
  color: var(--sie-navy);
  font-family: var(--sie-font);
  font-size: 1rem;
  line-height: 1.4;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.sie-tool__input::placeholder {
  color: #9ca3af;
}

.sie-tool__input:focus {
  outline: none;
  border-color: var(--sie-blue);
  box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.15);
}

/* Custom file upload */
.sie-tool__file-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
  padding: 14px 16px;
  border: 1px dashed #cbd5e1;
  border-radius: 10px;
  background: var(--sie-soft);
  transition: border-color 0.2s ease, background 0.2s ease;
}

.sie-tool__file-wrap:hover,
.sie-tool__file-wrap.is-dragover {
  border-color: var(--sie-blue);
  background: var(--sie-blue-soft);
}

.sie-tool__file-wrap input[type="file"] {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.sie-tool button.sie-tool__file-btn {
  flex-shrink: 0;
  margin: 0;
  padding: 10px 16px;
  border: none;
  border-radius: 8px;
  background: var(--sie-navy) !important;
  color: #fff !important;
  font-family: var(--sie-font) !important;
  font-size: 0.88rem !important;
  font-weight: 600 !important;
  line-height: 1.3 !important;
  text-transform: none !important;
  cursor: pointer;
  box-shadow: none !important;
}

.sie-tool button.sie-tool__file-btn:hover {
  background: var(--sie-navy-2) !important;
  color: #fff !important;
}

.sie-tool__file-name {
  flex: 1;
  font-size: 0.9rem;
  color: var(--sie-muted);
  word-break: break-all;
}

.sie-tool__file-name.has-file {
  color: var(--sie-navy);
  font-weight: 500;
}

.sie-tool__hint {
  margin: 0 0 20px;
  font-size: 0.86rem;
  color: var(--sie-muted);
  line-height: 1.5;
}

.sie-tool__hint code {
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--sie-soft);
  font-size: 0.82rem;
  color: var(--sie-navy);
}

/* Primary action */
.sie-tool button.sie-tool__btn,
.sie-tool a.sie-tool__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 0;
  padding: 14px 24px;
  border: none;
  border-radius: 10px;
  background: var(--sie-blue) !important;
  color: #fff !important;
  font-family: var(--sie-font) !important;
  font-size: 0.95rem !important;
  font-weight: 700 !important;
  line-height: 1.3 !important;
  letter-spacing: 0 !important;
  text-transform: none !important;
  text-decoration: none !important;
  text-shadow: none !important;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(26, 115, 232, 0.25) !important;
  transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
  min-height: auto;
  width: auto;
  height: auto;
}

.sie-tool button.sie-tool__btn:hover,
.sie-tool a.sie-tool__btn:hover {
  background: var(--sie-blue-dark) !important;
  color: #fff !important;
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(26, 115, 232, 0.3) !important;
}

.sie-tool button.sie-tool__btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none;
}

.sie-tool a.sie-tool__btn--download {
  background: #137333 !important;
  box-shadow: 0 4px 14px rgba(19, 115, 51, 0.2) !important;
}

.sie-tool a.sie-tool__btn--download:hover {
  background: #0d5c2a !important;
  color: #fff !important;
}

/* Status & result */
.sie-tool__status {
  margin-top: 20px;
  padding: 14px 16px;
  border-radius: 10px;
  font-size: 0.9rem;
  line-height: 1.5;
}

.sie-tool__status.is-info {
  background: var(--sie-blue-soft);
  color: #174ea6;
  border: 1px solid rgba(26, 115, 232, 0.2);
}

.sie-tool__status.is-error {
  background: #fce8e6;
  color: #c5221f;
  border: 1px solid rgba(197, 34, 31, 0.15);
}

.sie-tool__result {
  margin-top: 20px;
  padding: 20px;
  border-radius: 10px;
  background: #e6f4ea;
  border: 1px solid rgba(19, 115, 51, 0.15);
  color: #137333;
}

.sie-tool__result p {
  margin: 0 0 12px;
  font-size: 0.95rem;
  font-weight: 600;
}

@media (max-width: 540px) {
  .sie-tool {
    padding: 22px 18px;
  }

  .sie-tool__tabs {
    flex-direction: column;
  }

  .sie-tool__file-wrap {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }

  .sie-tool button.sie-tool__btn,
  .sie-tool a.sie-tool__btn {
    width: 100%;
  }
}