.product-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1rem;
}

.product-tabs a {
  padding: 0.55rem 1rem;
  color: var(--muted);
  border-radius: var(--radius);
  font-weight: 600;
}

.product-tabs a:hover,
.product-tabs a.is-active {
  color: var(--brand-600);
  background: rgba(47, 127, 255, 0.08);
}

.product-block {
  scroll-margin-top: calc(var(--header-h) + 1.5rem);
  margin-bottom: 3.5rem;
}

.product-block__head {
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--brand-500);
}

.product-block__head h2 {
  margin-bottom: 0.35rem;
}

.product-block__head p {
  margin: 0;
  color: var(--muted);
}

.product-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem 2rem;
}

.product-item {
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--line);
}

.product-item h3 {
  font-size: 1.15rem;
  margin-bottom: 0.3rem;
}

.product-item .tag {
  color: var(--brand-600);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.product-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

.service-list {
  display: grid;
  gap: 0;
}

.service-row {
  display: grid;
  grid-template-columns: 4.5rem 1fr 1.2fr;
  gap: 1.5rem;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}

.service-row:first-child {
  border-top: 1px solid var(--line);
}

.service-row__id {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--brand-500);
  font-weight: 700;
}

.service-row h3 {
  margin: 0 0 0.35rem;
  font-size: 1.25rem;
}

.service-row .deliver {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
}

.cap-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
}

.cap-panel {
  padding: 2rem;
  background: var(--surface);
  border-left: 3px solid var(--brand-500);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.cap-panel h3 {
  font-size: 1.25rem;
  margin-bottom: 1.1rem;
}

.cap-panel li {
  position: relative;
  padding-left: 1rem;
  margin-bottom: 0.45rem;
  color: var(--muted);
}

.cap-panel li::before {
  content: "–";
  position: absolute;
  left: 0;
  color: var(--brand-500);
}

.quality-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 2rem;
}

.quality-item h4 {
  font-size: 1rem;
  margin-bottom: 0.35rem;
}

.quality-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.loop {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.loop span {
  padding: 0.45rem 0.85rem;
  background: rgba(47, 127, 255, 0.1);
  color: var(--brand-600);
  font-size: 0.88rem;
  font-weight: 600;
  border-radius: var(--radius);
}

.about-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.path-panel {
  padding: 2rem;
  background: var(--surface);
}

.path-panel h3 {
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--line);
}

.path-panel h4 {
  font-size: 0.9rem;
  color: var(--brand-600);
  margin: 1.25rem 0 0.5rem;
}

.path-panel li {
  margin-bottom: 0.4rem;
  color: var(--muted);
  padding-left: 0.9rem;
  position: relative;
}

.path-panel li::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--brand-500);
  position: absolute;
  left: 0;
  top: 0.55em;
}

.value-list {
  display: grid;
  gap: 1rem;
}

.value-row {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}

.value-row__id {
  font-family: var(--font-display);
  color: var(--brand-500);
  font-weight: 700;
}

.value-row h3 {
  margin: 0 0 0.3rem;
  font-size: 1.05rem;
}

.value-row p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.scene-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem 2rem;
}

.scene-item h3 {
  font-size: 1rem;
  margin-bottom: 0.3rem;
}

.scene-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.news-list {
  display: grid;
  gap: 0;
}

.news-list__item {
  display: grid;
  grid-template-columns: 8rem 1fr;
  gap: 1.5rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line);
}

.news-list__item:first-child {
  border-top: 1px solid var(--line);
}

.news-list__date {
  font-family: var(--font-display);
  color: var(--brand-600);
}

.news-list__item h2 {
  font-size: 1.35rem;
  margin-bottom: 0.45rem;
}

.news-list__item h2 a {
  color: var(--ink);
}

.news-list__item h2 a:hover {
  color: var(--brand-600);
}

.news-list__item p {
  margin: 0;
  color: var(--muted);
}

.article {
  max-width: 720px;
}

.article__meta {
  color: var(--muted);
  margin-bottom: 1.25rem;
  font-size: 0.92rem;
}

.article__cover {
  margin: 0 0 1.5rem;
}

.article__cover img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 8px;
  object-fit: cover;
  max-height: 420px;
}

.article__summary {
  margin: 0 0 1.75rem;
  padding: 1rem 1.15rem;
  font-size: 1.02rem;
  line-height: 1.75;
  color: var(--ink);
  background: rgba(47, 127, 255, 0.06);
  border-left: 3px solid var(--brand-500, #2f7fff);
}

.article__body h2 {
  font-size: 1.35rem;
  margin-top: 1.75rem;
}

.article__body h3 {
  font-size: 1.15rem;
  margin-top: 1.4rem;
}

.article__body ul {
  list-style: disc;
  padding-left: 1.25rem;
  margin-bottom: 1em;
}

.article__body li {
  margin-bottom: 0.35rem;
}

.article__body a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article__body img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 1rem 0;
}

.article__body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: 0.95rem;
}

.article__body th,
.article__body td {
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 0.55rem 0.75rem;
  text-align: left;
}

.article__body th {
  background: rgba(255, 255, 255, 0.06);
}

.contact-layout {
  display: grid;
  grid-template-columns: 0.95fr 1.15fr;
  gap: 3.25rem;
  align-items: start;
}

.contact-info dt {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 1.25rem;
}

.contact-info dd {
  margin: 0.25rem 0 0;
  font-size: 1.05rem;
  font-weight: 600;
}

.contact-form {
  display: grid;
  gap: 1rem;
}

.form-field label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.form-field input,
.form-field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.75rem 0.9rem;
  background: var(--card);
  color: var(--ink);
}

.form-field input:focus,
.form-field textarea:focus {
  border-color: var(--brand-500);
  outline: none;
  box-shadow: 0 0 0 3px rgba(47, 127, 255, 0.15);
}

.form-field textarea {
  min-height: 140px;
  resize: vertical;
}

.form-msg {
  min-height: 1.4em;
  font-size: 0.92rem;
}

.form-msg.is-ok {
  color: #1a7f4b;
}

.form-msg.is-err {
  color: #c0392b;
}

.error-page {
  padding: calc(var(--header-h) + 5rem) 0 5rem;
  text-align: center;
}

.error-page h1 {
  font-size: 3rem;
  color: var(--brand-500);
}

@media (max-width: 900px) {
  .product-list,
  .cap-grid,
  .quality-grid,
  .about-split,
  .scene-grid,
  .contact-layout,
  .service-row,
  .news-list__item {
    grid-template-columns: 1fr;
  }

  .service-row__id {
    margin-bottom: -0.75rem;
  }
}