/* ========================================
   AudioNeo SEO Content Styles
   Dark theme, accent #00d2a0
   ======================================== */

/* --- Breadcrumb --- */
.seo-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 16px;
  padding: 0 4px;
}
.seo-breadcrumb a {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  transition: color 0.2s;
}
.seo-breadcrumb a:hover {
  color: #00d2a0;
}
.seo-breadcrumb .sep {
  color: rgba(255, 255, 255, 0.25);
  font-size: 11px;
}
.seo-breadcrumb .current {
  color: rgba(255, 255, 255, 0.85);
  font-weight: 500;
}

/* --- SEO Content Section (Accordion area) --- */
.seo-content-section {
  padding: 56px 0 20px;
}
.seo-content-inner {
  max-width: 1400px;
  margin: 0 auto;
}
.seo-content-section h2 {
  font-size: 28px;
  font-weight: 700;
  text-align: center;
  margin: 0 0 32px;
  color: #fff;
}
.seo-content-section h2 span {
  color: #00d2a0;
}

/* --- Accordion --- */
.seo-accordion {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.seo-acc-item {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color 0.2s, background 0.2s;
}
.seo-acc-item[open] {
  border-color: rgba(0, 210, 160, 0.3);
  background: rgba(0, 210, 160, 0.04);
}
.seo-acc-item summary {
  list-style: none;
  padding: 18px 22px;
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  user-select: none;
}
.seo-acc-item summary::-webkit-details-marker {
  display: none;
}
.seo-acc-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  position: relative;
}
.seo-acc-icon::before,
.seo-acc-icon::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  background: #00d2a0;
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.2s;
}
.seo-acc-icon::before {
  width: 14px;
  height: 2px;
  transform: translate(-50%, -50%);
}
.seo-acc-icon::after {
  width: 2px;
  height: 14px;
  transform: translate(-50%, -50%);
}
.seo-acc-item[open] .seo-acc-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
  opacity: 0;
}
.seo-acc-body {
  padding: 0 22px 22px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 15px;
  line-height: 1.7;
}
.seo-acc-body p {
  margin: 0 0 12px;
}
.seo-acc-body p:last-child {
  margin-bottom: 0;
}
.seo-acc-body ul,
.seo-acc-body ol {
  margin: 8px 0 12px;
  padding-left: 22px;
}
.seo-acc-body li {
  margin-bottom: 8px;
}
.seo-acc-body li strong {
  color: #fff;
  font-weight: 600;
}

/* --- Step list (How to use) --- */
.seo-step-list {
  list-style: none;
  padding: 0 !important;
  counter-reset: step;
  margin: 4px 0 0 !important;
}
.seo-step-list li {
  counter-increment: step;
  padding: 10px 0 10px 40px;
  position: relative;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.seo-step-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.seo-step-list li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 10px;
  width: 26px;
  height: 26px;
  background: rgba(0, 210, 160, 0.15);
  color: #00d2a0;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 13px;
}

/* --- Feature grid --- */
.seo-feat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 4px;
}
.seo-feat-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 8px;
}
.seo-feat-ico {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  background: rgba(0, 210, 160, 0.12);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #00d2a0;
}
.seo-feat-ico svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.seo-feat-text {
  font-size: 13.5px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.72);
}
.seo-feat-text strong {
  display: block;
  color: #fff;
  font-size: 14px;
  margin-bottom: 2px;
}

/* --- Use cases list --- */
.seo-uc-list {
  list-style: none;
  padding: 0 !important;
  margin: 4px 0 0 !important;
}
.seo-uc-list li {
  padding: 10px 0 10px 32px;
  position: relative;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.seo-uc-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.seo-uc-list li::before {
  content: '';
  position: absolute;
  left: 4px;
  top: 17px;
  width: 14px;
  height: 14px;
  background: rgba(0, 210, 160, 0.15);
  border-radius: 50%;
}
.seo-uc-list li::after {
  content: '';
  position: absolute;
  left: 8px;
  top: 20px;
  width: 6px;
  height: 6px;
  background: #00d2a0;
  border-radius: 50%;
}

/* --- FAQ Section --- */
.seo-faq-section {
  padding: 36px 0 20px;
}
.seo-faq-inner {
  max-width: 1400px;
  margin: 0 auto;
}
.seo-faq-section h2 {
  font-size: 26px;
  font-weight: 700;
  text-align: center;
  margin: 0 0 28px;
  color: #fff;
}
.seo-faq-section h2 span {
  color: #00d2a0;
}
.seo-faq-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.seo-faq-item {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 10px;
  overflow: hidden;
  transition: border-color 0.2s;
}
.seo-faq-item[open] {
  border-color: rgba(0, 210, 160, 0.25);
}
.seo-faq-item summary {
  list-style: none;
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  user-select: none;
}
.seo-faq-item summary::-webkit-details-marker {
  display: none;
}
.seo-faq-icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  position: relative;
}
.seo-faq-icon::before,
.seo-faq-icon::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  background: #00d2a0;
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.2s;
}
.seo-faq-icon::before {
  width: 12px;
  height: 2px;
  transform: translate(-50%, -50%);
}
.seo-faq-icon::after {
  width: 2px;
  height: 12px;
  transform: translate(-50%, -50%);
}
.seo-faq-item[open] .seo-faq-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
  opacity: 0;
}
.seo-faq-item p {
  padding: 0 20px 18px;
  margin: 0;
  color: rgba(255, 255, 255, 0.75);
  font-size: 14.5px;
  line-height: 1.7;
}

/* --- Related Tools --- */
.seo-related-section {
  padding: 36px 0 56px;
}
.seo-related-inner {
  max-width: 1400px;
  margin: 0 auto;
}
.seo-related-section h2 {
  font-size: 26px;
  font-weight: 700;
  text-align: center;
  margin: 0 0 28px;
  color: #fff;
}
.seo-related-section h2 span {
  color: #00d2a0;
}
.seo-related-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.seo-related-card {
  display: block;
  padding: 18px 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 12px;
  text-decoration: none;
  transition: transform 0.2s, border-color 0.2s, background 0.2s;
  color: inherit;
}
.seo-related-card:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 210, 160, 0.4);
  background: rgba(0, 210, 160, 0.05);
}
.seo-rel-icon {
  width: 40px;
  height: 40px;
  background: rgba(0, 210, 160, 0.12);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #00d2a0;
  margin-bottom: 12px;
}
.seo-rel-icon svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.seo-related-card h3 {
  font-size: 14.5px;
  font-weight: 600;
  margin: 0 0 4px;
  color: #fff;
}
.seo-related-card p {
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.55);
  margin: 0;
  line-height: 1.5;
}

/* --- Responsive --- */
/* --- Why Section (SEO style) --- */
.seo-why-section {
  padding: 36px 0 56px;
}
.seo-why-inner {
  max-width: 1400px;
  margin: 0 auto;
}
.seo-why-section h2 {
  font-size: 26px;
  font-weight: 700;
  text-align: center;
  margin: 0 0 28px;
  color: #fff;
}
.seo-why-section h2 span {
  color: #00d2a0;
}
.seo-why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 20px;
}
.seo-why-card {
  padding: 22px 18px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 12px;
  transition: transform 0.2s, border-color 0.2s, background 0.2s;
}
.seo-why-card:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 210, 160, 0.4);
  background: rgba(0, 210, 160, 0.05);
}
.seo-why-icon {
  width: 44px;
  height: 44px;
  background: rgba(0, 210, 160, 0.12);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #00d2a0;
  margin-bottom: 14px;
}
.seo-why-icon svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.seo-why-card h3 {
  font-size: 15px;
  font-weight: 600;
  margin: 0 0 6px;
  color: #fff;
}
.seo-why-card p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  margin: 0;
  line-height: 1.6;
}
.seo-why-tags {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}
.seo-why-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 999px;
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.7);
  white-space: nowrap;
}
.seo-why-tag svg {
  width: 14px;
  height: 14px;
  stroke: #00d2a0;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

@media (max-width: 768px) {
  .seo-content-section { padding: 36px 0 12px; }
  .seo-content-section h2 { font-size: 22px; margin-bottom: 22px; }
  .seo-acc-item summary { padding: 15px 18px; font-size: 15px; }
  .seo-acc-body { padding: 0 18px 18px; font-size: 14px; }
  .seo-feat-grid { grid-template-columns: 1fr; }
  .seo-faq-section { padding: 28px 0 12px; }
  .seo-faq-section h2 { font-size: 22px; margin-bottom: 20px; }
  .seo-faq-item summary { padding: 14px 18px; font-size: 14px; }
  .seo-faq-item p { padding: 0 18px 16px; font-size: 13.5px; }
  .seo-related-section { padding: 28px 0 36px; }
  .seo-related-section h2 { font-size: 22px; margin-bottom: 20px; }
  .seo-related-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .seo-related-card { padding: 14px 12px; }
  .seo-why-section { padding: 28px 0 36px; }
  .seo-why-section h2 { font-size: 22px; margin-bottom: 20px; }
  .seo-why-grid { grid-template-columns: 1fr; gap: 10px; }
  .seo-why-card { padding: 16px 14px; }
  .seo-why-tag { font-size: 11.5px; padding: 5px 10px; }
}