.ssl-page-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 24px 40px;
  background: #faf8f5;
  min-height: 100vh;
}

.ssl-tool {
  max-width: 1200px;
  width: 100%;
  padding: 0;
  background: #faf8f5;
}

body:has(.ssl-tool) {
  background: #faf8f5 !important;
}

.ssl-tool .tool-header {
  text-align: center;
  margin-bottom: 24px;
  padding: 40px 30px;
  background: linear-gradient(135deg, #292524 0%, #44403c 100%);
  border-radius: 16px;
  color: #faf8f5;
  box-shadow: 0 4px 20px rgba(41, 37, 36, 0.2);
}

@media (min-width: 1024px) {
  .ssl-tool .tool-header {
    padding: 48px 40px;
    margin-bottom: 28px;
  }
}

.ssl-tool .tool-title {
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 2rem;
  font-weight: 800;
  margin: 0 0 8px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.ssl-tool .tool-title i {
  font-size: 1.6rem;
  color: #fef3c7;
}

.ssl-tool .tool-subtitle {
  font-size: 1rem;
  margin: 0;
  opacity: 0.75;
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-weight: 400;
  color: #d6d3d1;
}

.ssl-tool .tool-intro {
  text-align: center;
  color: #57534e;
  font-size: 0.95rem;
  line-height: 1.7;
  margin: 0 auto 24px;
  padding: 0 16px;
}

@media (min-width: 1024px) {
  .ssl-tool .tool-intro {
    font-size: 1rem;
  }
}

.ssl-tool .tool-intro strong {
  color: #44403c;
}

.ssl-input-section {
  margin-bottom: 24px;
}

.ssl-tool .section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  flex-wrap: wrap;
  gap: 8px;
}

.ssl-tool .section-header label {
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-weight: 600;
  color: #374151;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.ssl-tool .section-header label i {
  color: #78716c;
}

.ssl-tool .input-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.ssl-tool .btn-mini {
  padding: 5px 10px;
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  background: #44403c;
  color: #d6d3d1;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.ssl-tool .btn-mini:hover {
  background: #292524;
  color: #fef3c7;
}

.ssl-tool .input-mode-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.ssl-tool .input-mode-label {
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: #57534e;
}

.ssl-tool .input-mode-buttons {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.ssl-tool .mode-btn {
  padding: 6px 12px;
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  background: #fffdf9;
  color: #57534e;
  border: 2px solid #e7e0d5;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.ssl-tool .mode-btn:hover {
  border-color: #d6cfc4;
  color: #292524;
}

.ssl-tool .mode-btn.active {
  background: #292524;
  color: #fef3c7;
  border-color: #292524;
}

#cert-input {
  width: 100%;
  min-height: 160px;
  padding: 14px 16px;
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', monospace;
  font-size: 0.82rem;
  line-height: 1.5;
  color: #292524;
  background: #fffdf9;
  border: 2px solid #e7e0d5;
  border-radius: 12px;
  resize: vertical;
  box-sizing: border-box;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

#cert-input:focus {
  outline: none;
  border-color: #a8a29e;
  box-shadow: 0 0 0 3px rgba(168, 162, 158, 0.2);
}

.ssl-tool .file-input-wrapper.hidden {
  display: none;
}

.ssl-tool .text-input-wrapper.hidden {
  display: none;
}

.ssl-tool .file-drop-zone {
  display: block;
  padding: 36px 24px;
  background: #fffdf9;
  border: 2px dashed #d6cfc4;
  border-radius: 12px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.ssl-tool .file-drop-zone:hover,
.ssl-tool .file-drop-zone.dragover {
  border-color: #a8a29e;
  background: #f5f0e8;
}

.ssl-tool .file-drop-inner i {
  font-size: 2rem;
  color: #a8a29e;
  margin-bottom: 12px;
}

.ssl-tool .file-drop-primary {
  display: block;
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-weight: 600;
  color: #44403c;
  margin-bottom: 4px;
}

.ssl-tool .file-drop-secondary {
  display: block;
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.85rem;
  color: #78716c;
}

.ssl-tool .input-help {
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.8rem;
  color: #78716c;
  margin: 8px 0 0;
  display: flex;
  align-items: flex-start;
  gap: 6px;
}

.ssl-tool .input-help code {
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', monospace;
  background: #f5f0e8;
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 0.78rem;
  color: #44403c;
}

.ssl-tool .parse-status {
  margin-top: 12px;
  padding: 10px 14px;
  border-radius: 8px;
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.85rem;
  display: none;
}

.ssl-tool .parse-status.visible {
  display: flex;
  align-items: center;
  gap: 8px;
}

.ssl-tool .parse-status.error {
  background: #fef2f2;
  border: 2px solid #fecaca;
  color: #991b1b;
}

.ssl-tool .parse-status.info {
  background: #f0f9ff;
  border: 2px solid #bae6fd;
  color: #0c4a6e;
}

.ssl-tool .chain-summary {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  padding: 14px 18px;
  background: #fffdf9;
  border: 2px solid #e7e0d5;
  border-radius: 12px;
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.9rem;
  color: #57534e;
}

.ssl-tool .chain-summary i {
  color: #78716c;
}

.ssl-tool .chain-summary strong {
  color: #292524;
}

.ssl-tool .cert-card {
  background: #fffdf9;
  border: 2px solid #e7e0d5;
  border-radius: 14px;
  margin-bottom: 20px;
  overflow: hidden;
}

.ssl-tool .cert-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 22px;
  background: linear-gradient(135deg, #f5f0e8 0%, #fffdf9 100%);
  border-bottom: 2px solid #e7e0d5;
  flex-wrap: wrap;
}

.ssl-tool .cert-card-title {
  flex: 1;
  min-width: 0;
}

.ssl-tool .cert-position {
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #78716c;
  margin-bottom: 4px;
}

.ssl-tool .cert-cn {
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: #292524;
  margin: 0;
  word-break: break-word;
}

.ssl-tool .cert-subtitle-text {
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.85rem;
  color: #78716c;
  margin: 4px 0 0;
}

.ssl-tool .validity-badge {
  flex-shrink: 0;
  padding: 6px 12px;
  border-radius: 20px;
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.ssl-tool .validity-badge.valid {
  background: #dcfce7;
  color: #166534;
  border: 2px solid #86efac;
}

.ssl-tool .validity-badge.expired {
  background: #fef2f2;
  color: #991b1b;
  border: 2px solid #fecaca;
}

.ssl-tool .validity-badge.not-yet {
  background: #fef9c3;
  color: #854d0e;
  border: 2px solid #fde047;
}

.ssl-tool .cert-card-body {
  padding: 0;
}

.ssl-tool .field-group {
  padding: 18px 22px;
  border-bottom: 1px solid #f5f0e8;
}

.ssl-tool .field-group:last-child {
  border-bottom: none;
}

.ssl-tool .field-group-title {
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #78716c;
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.ssl-tool .field-grid {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 8px 16px;
}

@media (max-width: 600px) {
  .ssl-tool .field-grid {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}

.ssl-tool .field-label {
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: #78716c;
}

.ssl-tool .field-value {
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.9rem;
  color: #292524;
  word-break: break-word;
  line-height: 1.5;
}

.ssl-tool .field-value.mono {
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', monospace;
  font-size: 0.82rem;
}

.ssl-tool .field-value-row {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  flex-wrap: wrap;
}

.ssl-tool .btn-copy-field {
  flex-shrink: 0;
  padding: 3px 8px;
  font-size: 0.7rem;
  font-weight: 600;
  background: #f5f0e8;
  color: #57534e;
  border: 1px solid #e7e0d5;
  border-radius: 5px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.ssl-tool .btn-copy-field:hover {
  background: #292524;
  color: #fef3c7;
  border-color: #292524;
}

.ssl-tool .btn-copy-field.copied {
  background: #166534;
  color: #fff;
  border-color: #166534;
}

.ssl-tool .san-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.ssl-tool .san-list li {
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', monospace;
  font-size: 0.82rem;
  padding: 4px 0;
  color: #292524;
  border-bottom: 1px solid #f5f0e8;
}

.ssl-tool .san-list li:last-child {
  border-bottom: none;
}

.ssl-tool .san-type {
  display: inline-block;
  min-width: 48px;
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  color: #78716c;
  margin-right: 8px;
}

.ssl-tool .extensions-table {
  width: 100%;
  border-collapse: collapse;
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.85rem;
}

.ssl-tool .extensions-table th,
.ssl-tool .extensions-table td {
  padding: 8px 10px;
  text-align: left;
  border-bottom: 1px solid #f5f0e8;
  vertical-align: top;
}

.ssl-tool .extensions-table th {
  font-weight: 700;
  color: #78716c;
  width: 35%;
}

.ssl-tool .extensions-table td {
  color: #292524;
  word-break: break-word;
}

.ssl-tool .extensions-table tr:last-child th,
.ssl-tool .extensions-table tr:last-child td {
  border-bottom: none;
}

.ssl-tool .extensions-table code {
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', monospace;
  font-size: 0.78rem;
  background: #f5f0e8;
  padding: 2px 5px;
  border-radius: 4px;
}

.ssl-tool .reference-section {
  margin: 32px 0;
  padding: 28px;
  background: #fffdf9;
  border: 2px solid #e7e0d5;
  border-radius: 16px;
}

.ssl-tool .reference-section h3 {
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: #292524;
  margin: 0 0 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.ssl-tool .reference-section h3 i {
  color: #78716c;
}

.ssl-tool .reference-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.ssl-tool .reference-card {
  background: #f5f0e8;
  border-radius: 12px;
  padding: 18px;
  border: 2px solid #e7e0d5;
}

.ssl-tool .reference-card h4 {
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: #292524;
  margin: 0 0 12px;
}

.ssl-tool .reference-card table {
  width: 100%;
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.85rem;
}

.ssl-tool .reference-card td {
  padding: 6px 0;
  vertical-align: top;
  color: #57534e;
  line-height: 1.5;
}

.ssl-tool .reference-card td:first-child {
  width: 90px;
  font-weight: 600;
  color: #44403c;
}

.ssl-tool .reference-card code {
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', monospace;
  background: #292524;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.8rem;
  color: #fef3c7;
}

.ssl-tool .syntax-guide-section {
  margin-bottom: 32px;
}

.ssl-tool .syntax-guide-section > h3 {
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: #292524;
  margin: 0 0 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.ssl-tool .syntax-guide-content {
  background: #fffdf9;
  border: 2px solid #e7e0d5;
  border-radius: 12px;
  overflow: hidden;
}

.ssl-tool .guide-article {
  padding: 24px 28px;
  border-bottom: 1px solid #e7e0d5;
}

.ssl-tool .guide-article:last-child {
  border-bottom: none;
}

.ssl-tool .guide-article h2 {
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: #292524;
  margin: 0 0 12px;
}

.ssl-tool .guide-article p {
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.9rem;
  color: #57534e;
  margin: 0 0 12px;
  line-height: 1.7;
}

.ssl-tool .guide-article ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.ssl-tool .guide-article ul li {
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.9rem;
  color: #57534e;
  line-height: 1.7;
  padding: 8px 0 8px 20px;
  position: relative;
  border-bottom: 1px solid #f5f0e8;
}

.ssl-tool .guide-article ul li::before {
  content: "\2022";
  color: #f59e0b;
  font-weight: bold;
  position: absolute;
  left: 0;
}

.ssl-tool .guide-article code {
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', monospace;
  background: #292524;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.85rem;
  color: #fef3c7;
}

.ssl-tool .faq-section {
  margin-bottom: 40px;
  padding: 30px;
  background: #f5f0e8;
  border-radius: 16px;
  border: 2px solid #e7e0d5;
}

.ssl-tool .faq-section h2 {
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: #44403c;
  margin: 0 0 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.ssl-tool .faq-item {
  background: #fffdf9;
  border: 2px solid #e7e0d5;
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 12px;
}

.ssl-tool .faq-item h3 {
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: #292524;
  margin: 0 0 10px;
}

.ssl-tool .faq-item p {
  font-family: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.9rem;
  color: #78716c;
  margin: 0;
  line-height: 1.6;
}

.ssl-tool .faq-item code {
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', monospace;
  background: #292524;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.85rem;
  color: #fef3c7;
}

.ssl-tool .sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 768px) {
  .ssl-page-wrapper {
    padding: 15px 12px 30px;
  }

  .ssl-tool .tool-header {
    padding: 30px 20px;
    border-radius: 12px;
  }

  .ssl-tool .tool-title {
    font-size: 1.5rem;
  }

  .ssl-tool .faq-section {
    padding: 20px;
  }

  .ssl-tool .guide-article {
    padding: 20px;
  }
}

@media (max-width: 480px) {
  .ssl-tool .tool-title {
    font-size: 1.3rem;
    flex-direction: column;
    gap: 8px;
  }
}