.ai-summarize-page {
  padding-bottom: 28px;
}

.ai-summarize-hero {
  text-align: center;
  padding-bottom: 20px;
}

.ai-summarize-hero p {
  max-width: 760px;
  margin: 0 auto;
}

.ai-summarize-card {
  max-width: 860px;
  margin: 0 auto;
  padding: 28px;
  background: var(--bg-card, #161B22);
  border: 1px solid var(--border, #2A2F36);
  border-radius: 12px;
  box-shadow: var(--shadow-soft, 0 14px 34px rgba(0, 0, 0, 0.35));
  color: var(--text-primary, #E6EDF3);
  text-align: left;
}

.ai-privacy-note {
  margin: 0 0 20px;
  padding: 14px 16px;
  border-left: 3px solid var(--accent, #D32F2F);
  background: var(--bg-section, #111827);
  color: var(--text-muted, #9AA4AE);
  line-height: 1.6;
}

.ai-drop-zone {
  display: grid;
  place-items: center;
  min-height: 170px;
  padding: 28px;
  border: 2px dashed rgba(211, 47, 47, 0.5);
  border-radius: 10px;
  background: var(--bg-section, #111827);
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.ai-drop-zone:hover,
.ai-drop-zone[data-state="dragover"] {
  border-color: var(--accent, #D32F2F);
  background: var(--bg-elevated, #1F2937);
  transform: translateY(-1px);
}

.ai-drop-zone[data-state="processing"] {
  cursor: progress;
}

.ai-drop-title {
  display: block;
  color: var(--text-heading, #F8FAFC);
  font-size: 1.15rem;
  font-weight: 700;
}

.ai-file-icon {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 50px;
  margin-bottom: 10px;
  border: 1px solid rgba(211, 47, 47, 0.65);
  border-radius: 6px;
  background: rgba(211, 47, 47, 0.14);
  color: #ffaaa5;
  font-size: 0.72rem;
  font-weight: 800;
}

.ai-drop-help {
  display: block;
  margin-top: 8px;
  color: var(--text-muted, #9AA4AE);
}

.ai-browse-button,
.ai-action-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 10px 16px;
  background: var(--accent, #D32F2F);
  color: #fff;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.ai-browse-button {
  margin-top: 16px;
}

.ai-browse-button:hover,
.ai-action-button:hover {
  background: var(--accent-hover, #B71C1C);
}

.ai-file-input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.ai-file-details {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px 20px;
  align-items: center;
  margin-top: 18px;
  padding: 16px;
  border: 1px solid var(--border, #2A2F36);
  border-radius: 8px;
  background: var(--bg-section, #111827);
}

.ai-file-name {
  overflow-wrap: anywhere;
  color: var(--text-heading, #F8FAFC);
  font-weight: 700;
}

.ai-file-meta {
  margin-top: 5px;
  color: var(--text-muted, #9AA4AE);
  font-size: 0.92rem;
}

.ai-status {
  margin: 18px 0 0;
  color: var(--text-muted, #9AA4AE);
}

.ai-status[data-state="error"] {
  color: #ffaaa5;
}

.ai-status[data-state="success"] {
  color: #9be7a1;
}

.ai-local-status {
  min-height: 1.4em;
  margin: 6px 0 0;
  color: var(--text-muted, #9AA4AE);
  font-size: 0.9rem;
}

.ai-privacy-list {
  display: grid;
  gap: 5px;
  margin: 14px 0 0;
  padding-left: 20px;
  color: var(--text-muted, #9AA4AE);
  font-size: 0.9rem;
}

.ai-ready-panel {
  margin-top: 24px;
  padding-top: 22px;
  border-top: 1px solid var(--border, #2A2F36);
}

.ai-ready-stats {
  color: var(--text-heading, #F8FAFC);
  font-weight: 700;
}

.ai-limit-warning {
  margin-top: 16px;
  color: #ffd166;
  font-weight: 700;
}

.ai-summarize-button {
  margin-top: 20px;
}

.ai-summarize-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.ai-progress-panel,
.ai-result-panel {
  margin-top: 24px;
  padding-top: 22px;
  border-top: 1px solid var(--border, #2A2F36);
}

.ai-progress-text {
  margin: 0 0 10px;
  color: var(--text-heading, #F8FAFC);
  font-weight: 700;
}

.ai-progress-track {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--bg-elevated, #1F2937);
}

.ai-progress-bar {
  height: 100%;
  width: 0;
  background: var(--accent, #D32F2F);
  transition: width 0.25s ease;
}

.ai-progress-bar[data-mode="indeterminate"] {
  width: 35%;
  animation: ai-progress-indeterminate 1.2s ease-in-out infinite;
}

.ai-progress-help {
  margin: 10px 0 0;
  color: var(--text-muted, #9AA4AE);
  font-size: 0.9rem;
}

.ai-result-panel h2 {
  margin: 0 0 12px;
  color: var(--text-heading, #F8FAFC);
}

.ai-result-text {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  color: var(--text-primary, #E6EDF3);
  line-height: 1.7;
}

.ai-result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

main.container.tool-content-wrap {
  max-width: 1200px;
  padding: 0 20px 40px;
  text-align: left;
}

.tool-content-wrap .content-section {
  max-width: 1200px;
  margin: 38px auto 0;
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}

.tool-content-wrap .content-section:first-of-type {
  margin-top: 14px;
}

.tool-content-wrap .content-section h2 {
  font-size: 1.6rem;
  color: var(--text-heading, #F8FAFC);
  margin: 0 0 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border, #2A2F36);
}

.tool-content-wrap .content-section p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-muted, #9AA4AE);
  margin: 0 0 15px;
}

.tool-content-wrap .steps-guide {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 18px;
}

.tool-content-wrap .step-item {
  display: flex;
  gap: 20px;
  margin-bottom: 20px;
  align-items: flex-start;
}

.tool-content-wrap .step-num {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--accent, #D32F2F), var(--accent-hover, #B71C1C));
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 700;
  flex-shrink: 0;
}

.tool-content-wrap .step-content h3 {
  font-size: 1.15rem;
  color: var(--text-heading, #F8FAFC);
  margin: 0 0 8px;
}

.tool-content-wrap .step-content p {
  margin: 0;
  font-size: 1rem;
}

.tool-content-wrap .features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-top: 20px;
  justify-items: center;
}

.tool-content-wrap .feature-card {
  background: var(--bg-section, #111827);
  border-radius: 12px;
  padding: 25px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  border: 1px solid var(--border, #2A2F36);
}

.tool-content-wrap .feature-card h3 {
  font-size: 1.1rem;
  color: var(--text-heading, #F8FAFC);
  margin: 0 0 10px;
}

.tool-content-wrap .feature-card p {
  font-size: 0.95rem;
  margin: 0;
  line-height: 1.6;
  color: var(--text-muted, #9AA4AE);
}

.tool-content-wrap .feature-icon {
  width: 40px;
  height: 40px;
  margin-bottom: 10px;
}

.tool-content-wrap .use-cases-list {
  margin: 20px 0;
  padding-left: 25px;
}

.tool-content-wrap .use-cases-list li {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-muted, #9AA4AE);
  margin-bottom: 12px;
}

.tool-content-wrap .tips-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 18px;
}

.tool-content-wrap .tip-box {
  background: var(--bg-section, #111827);
  border-left: 4px solid var(--accent, #D32F2F);
  padding: 20px;
  border-radius: 0 12px 12px 0;
  border: 1px solid var(--border, #2A2F36);
}

.tool-content-wrap .tip-box h3 {
  font-size: 1rem;
  color: var(--text-heading, #F8FAFC);
  margin: 0 0 10px;
}

.tool-content-wrap .tip-box p {
  font-size: 0.95rem;
  margin: 0;
  line-height: 1.6;
  color: var(--text-muted, #9AA4AE);
}

.tool-content-wrap .faq-container {
  margin-top: 18px;
}

.tool-content-wrap .faq-item {
  background: var(--bg-section, #111827);
  border: 1px solid var(--border, #2A2F36);
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 15px;
}

.tool-content-wrap .faq-item h3 {
  font-size: 1.05rem;
  color: var(--text-heading, #F8FAFC);
  margin: 0 0 10px;
}

.tool-content-wrap .faq-item p {
  font-size: 0.95rem;
  margin: 0;
  line-height: 1.7;
  color: var(--text-muted, #9AA4AE);
}

.tool-content-wrap .cta-section {
  background: linear-gradient(135deg, var(--accent, #D32F2F), var(--accent-hover, #B71C1C));
  padding: 26px 24px 30px;
  border-radius: 16px;
  text-align: center;
  color: #fff;
  margin-top: 30px;
}

.tool-content-wrap .cta-section h2 {
  border: none;
  text-align: center;
  color: #fff;
  margin-bottom: 20px;
}

.tool-content-wrap .related-tools {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.tool-content-wrap .related-tool-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--bg-section, #111827);
  padding: 20px 25px;
  border-radius: 12px;
  text-decoration: none;
  border: 1px solid var(--border, #2A2F36);
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  min-width: 140px;
  color: var(--text-primary, #E6EDF3);
}

.tool-content-wrap .related-tool-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.35);
  border-color: var(--accent, #D32F2F);
  background: var(--bg-elevated, #1F2937);
}

.tool-content-wrap .tool-icon {
  width: 40px;
  height: 40px;
  margin-bottom: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.tool-content-wrap .tool-icon svg {
  width: 32px;
  height: 32px;
}

.tool-content-wrap .tool-name {
  font-weight: 600;
  color: var(--text-heading, #F8FAFC);
  margin-bottom: 5px;
}

.tool-content-wrap .tool-desc {
  font-size: 0.85rem;
  color: var(--text-muted, #9AA4AE);
}

@media (max-width: 767px) {
  main.container.tool-content-wrap {
    padding-left: 14px;
    padding-right: 14px;
  }

  .tool-content-wrap .content-section {
    margin-top: 24px;
  }

  .tool-content-wrap .step-item {
    gap: 12px;
  }

  .tool-content-wrap .cta-section {
    padding: 22px 16px 24px;
  }
}

.ai-secondary-button {
  background: transparent;
  border-color: var(--border, #2A2F36);
  color: var(--text-primary, #E6EDF3);
}

@keyframes ai-progress-indeterminate {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(300%); }
}

@media (prefers-reduced-motion: reduce) {
  .ai-progress-bar[data-mode="indeterminate"] {
    animation: none;
    width: 35%;
  }
}

@media (max-width: 600px) {
  .ai-summarize-card {
    padding: 20px;
  }

  .ai-file-details {
    grid-template-columns: 1fr;
  }

  .ai-action-button {
    width: 100%;
  }

  .ai-result-actions {
    display: grid;
  }
}