/* =========================================================
   Внутренние страницы: услуги, кейсы, блог
   ========================================================= */

/* ---------- Общие ---------- */
.page-main {
  padding-top: calc(var(--header-h) + 2.5rem);
}

.page-container {
  max-width: 1080px;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 1.6rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.01em;
}

.breadcrumbs a {
  color: var(--muted);
  transition: color 0.25s ease;
}

.breadcrumbs a:hover {
  color: var(--accent);
}

.breadcrumbs span[aria-current="page"] {
  color: var(--text);
}

.page-hero {
  padding-bottom: clamp(2rem, 4vw, 3rem);
  border-bottom: 1px solid var(--border);
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.page-hero__eyebrow {
  margin-bottom: 1rem;
}

.page-hero h1 {
  max-width: 930px;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.6vw, 3.6rem);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1.08;
}

.page-hero__lead {
  max-width: 740px;
  margin-top: 1.2rem;
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.12rem);
}

.page-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  margin-top: 1.4rem;
  color: var(--muted);
  font-size: 0.78rem;
}

.page-hero__meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.page-hero__meta svg {
  width: 14px;
  height: 14px;
  color: var(--accent);
}

.page-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.5rem;
}

/* ---------- Блог: витрина ---------- */
.hub-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.hub-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 1.6rem;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel), var(--bg-soft));
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.hub-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
}

.hub-card__tag {
  display: inline-flex;
  align-self: flex-start;
  margin-bottom: 1rem;
  padding: 0.22rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hub-card h2,
.hub-card h3 {
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.3;
}

.hub-card p {
  margin-top: 0.7rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.hub-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: auto;
  padding-top: 1.2rem;
  color: var(--text);
  font-size: 0.78rem;
  font-weight: 500;
}

.hub-card__link svg {
  width: 14px;
  height: 14px;
  transition: transform 0.25s ease;
}

.hub-card:hover .hub-card__link svg {
  transform: translate(2px, -2px);
}

.hub-card--accent {
  border-color: rgba(139, 124, 255, 0.35);
  background:
    radial-gradient(500px 260px at 100% 0%, var(--accent-soft), transparent 70%),
    linear-gradient(180deg, var(--panel), var(--bg-soft));
}

/* ---------- Услуги ---------- */
.service-list {
  display: grid;
  gap: 1rem;
}

.service-item {
  display: grid;
  grid-template-columns: 3.5rem minmax(0, 1fr);
  gap: 1.25rem;
  padding: clamp(1.3rem, 3vw, 2rem);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
}

.service-item__num {
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.2;
}

.service-item h2 {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.2vw, 1.5rem);
  font-weight: 600;
  letter-spacing: -0.025em;
}

.service-item p {
  max-width: 760px;
  margin-top: 0.55rem;
  color: var(--muted);
  font-size: 0.94rem;
}

.service-item__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 1rem;
}

.service-item__meta span {
  padding: 0.24rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-soft);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.62rem;
}

.service-item__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.1rem;
}

.service-item__links a {
  color: var(--accent);
  font-size: 0.78rem;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- Кейсы ---------- */
.case-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.case-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.case-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
}

.case-card__image {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--bg-soft);
}

.case-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform 0.5s ease;
}

.case-card:hover .case-card__image img {
  transform: scale(1.025);
}

.case-card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 1.4rem;
}

.case-card__body h2 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
}

.case-card__body p {
  margin-top: 0.55rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.case-card__body .hub-card__link {
  padding-top: 1rem;
}

.case-hero-image {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
}

.case-hero-image img {
  width: 100%;
  height: auto;
}

.case-facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
  margin: 2rem 0 2.4rem;
}

.case-fact {
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-soft);
}

.case-fact small {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.case-fact strong {
  display: block;
  font-size: 0.86rem;
  font-weight: 500;
}

.case-gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 1.5rem 0 2rem;
}

.case-gallery img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border: 1px solid var(--border);
  border-radius: 12px;
}

/* ---------- Статья ---------- */
.article {
  max-width: 1080px;
  margin: 0 auto;
}

.article__header {
  max-width: 860px;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.article__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.4vw, 3.35rem);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.article__lead {
  max-width: 740px;
  margin-top: 1.1rem;
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.1rem);
}

.article__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.15rem;
  margin-top: 1.35rem;
  color: var(--muted);
  font-size: 0.76rem;
}

.article__meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.article__meta svg {
  width: 13px;
  height: 13px;
  color: var(--accent);
}

.article__layout {
  display: grid;
  grid-template-columns: 225px minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: start;
}

.article__layout > * {
  min-width: 0;
}

.article__toc {
  position: sticky;
  top: calc(var(--header-h) + 1.5rem);
  padding: 1.1rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-soft);
}

.article__toc strong {
  display: block;
  margin-bottom: 0.7rem;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.article__toc ol {
  display: grid;
  gap: 0.45rem;
  counter-reset: toc;
  list-style: none;
}

.article__toc li {
  counter-increment: toc;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.4;
}

.article__toc li::before {
  content: counter(toc, decimal-leading-zero) " ";
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.62rem;
}

.article__toc a {
  color: var(--muted);
  transition: color 0.2s ease;
}

.article__toc a:hover {
  color: var(--text);
}

.article__body {
  max-width: 760px;
  font-size: 1.01rem;
}

.article__body > p:first-child {
  font-size: 1.06rem;
}

.article__body h2 {
  margin: 2.6rem 0 0.9rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.4vw, 1.75rem);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.25;
  scroll-margin-top: calc(var(--header-h) + 1.5rem);
}

.article__body h2:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.article__body h3 {
  margin: 1.7rem 0 0.6rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  scroll-margin-top: calc(var(--header-h) + 1.5rem);
}

.article__body p {
  margin: 0.85rem 0;
  color: var(--text);
}

.article__body ul,
.article__body ol {
  margin: 1rem 0;
  padding-left: 1.35rem;
}

.article__body ul {
  list-style: disc;
}

.article__body ol {
  list-style: decimal;
}

.article__body li {
  margin: 0.45rem 0;
  padding-left: 0.2rem;
}

.article__body li::marker {
  color: var(--accent);
}

.article__body a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.article__body a:hover {
  color: var(--accent-2);
}

.article__body strong {
  color: var(--text);
  font-weight: 600;
}

.article__body blockquote {
  margin: 1.4rem 0;
  padding: 1rem 1.2rem;
  border-left: 2px solid var(--accent);
  border-radius: 0 10px 10px 0;
  background: var(--bg-soft);
  color: var(--muted);
}

.article__body table {
  width: 100%;
  margin: 1.3rem 0;
  border-collapse: collapse;
  font-size: 0.86rem;
}

.article__body th,
.article__body td {
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

.article__body th {
  background: var(--bg-soft);
  color: var(--text);
  font-weight: 600;
}

.article__body td {
  color: var(--muted);
}

.article__body code {
  padding: 0.1rem 0.35rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg-soft);
  font-family: var(--font-mono);
  font-size: 0.82em;
}

.article__body hr {
  margin: 2rem 0;
  border: 0;
  border-top: 1px solid var(--border);
}

.answer-box,
.note-box {
  margin: 1.4rem 0;
  padding: 1.15rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-soft);
}

.answer-box {
  border-color: rgba(139, 124, 255, 0.32);
  background:
    radial-gradient(420px 180px at 100% 0%, var(--accent-soft), transparent 75%),
    var(--bg-soft);
}

.answer-box strong,
.note-box strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.63rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.answer-box p,
.note-box p {
  margin: 0;
  font-size: 0.92rem;
}

.demo-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
  margin: 1.2rem 0 1.4rem;
}

.demo-links a {
  display: block;
  padding: 0.95rem 1rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-soft);
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.demo-links a:hover {
  border-color: rgba(139, 124, 255, 0.5);
  background: var(--bg);
  transform: translateY(-2px);
}

.demo-links strong {
  display: block;
  color: var(--text);
  font-size: 0.88rem;
  font-weight: 500;
}

.demo-links span {
  display: block;
  margin-top: 0.25rem;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.5;
}

@media (max-width: 620px) {
  .demo-links {
    grid-template-columns: 1fr;
  }
}

.article__body .faq {
  display: grid;
  gap: 0.55rem;
  margin-top: 1.2rem;
}

.faq details {
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-soft);
}

.faq summary {
  padding: 0.9rem 1rem;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  float: right;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1;
}

.faq details[open] summary::after {
  content: "−";
}

.faq details p {
  margin: 0;
  padding: 0 1rem 1rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.article__footer {
  margin-top: 3rem;
}

.article__cta {
  padding: clamp(1.4rem, 3vw, 2rem);
  border: 1px solid rgba(139, 124, 255, 0.3);
  border-radius: var(--radius);
  background:
    radial-gradient(560px 260px at 100% 0%, var(--accent-soft), transparent 70%),
    var(--panel);
}

.article__cta h2 {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  font-weight: 600;
  letter-spacing: -0.025em;
}

.article__cta p {
  max-width: 580px;
  margin-top: 0.5rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.article__cta .btn {
  margin-top: 1.2rem;
}

.article__author {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.article__avatar {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-soft), transparent);
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
}

.article__author p {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.article__author strong {
  display: block;
  margin-bottom: 0.2rem;
  color: var(--text);
  font-size: 0.88rem;
}

.article__related {
  margin-top: 2.5rem;
}

.article__related h2 {
  margin-bottom: 1rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
}

.article__related .hub-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

/* ---------- Главная: журнал ---------- */
.journal__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem;
}

.journal-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 1.35rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel), var(--bg-soft));
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.journal-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
}

.journal-card__tag {
  align-self: flex-start;
  margin-bottom: 0.9rem;
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  text-transform: uppercase;
}

.journal-card h3 {
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.02em;
}

.journal-card p {
  margin-top: 0.55rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.journal-card .hub-card__link {
  padding-top: 1rem;
}

.section__more {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1.4rem;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 500;
}

.section__more svg {
  width: 14px;
  height: 14px;
}

/* ---------- Подвал внутренних страниц ---------- */
.footer__top,
.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.4rem;
}

.footer__nav a {
  color: var(--muted);
  font-size: 0.78rem;
  transition: color 0.2s ease;
}

.footer__nav a:hover {
  color: var(--text);
}

.footer__bottom {
  margin-top: 1.3rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--border);
}

.footer__bottom p {
  color: var(--muted);
  font-size: 0.72rem;
}

/* ---------- Адаптив ---------- */
@media (max-width: 980px) {
  .article__layout {
    grid-template-columns: 1fr;
    gap: 1.8rem;
  }

  .article__toc {
    position: static;
    order: -1;
  }

  .article__toc ol {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    display: grid;
    gap: 0.4rem 1.2rem;
  }

  .journal__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .journal-card:last-child {
    grid-column: span 2;
  }
}

@media (max-width: 760px) {
  .hub-grid,
  .case-grid,
  .article__related .hub-grid {
    grid-template-columns: 1fr;
  }

  .case-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .journal__grid {
    grid-template-columns: 1fr;
  }

  .journal-card:last-child {
    grid-column: auto;
  }

  .service-item {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .footer__top,
  .footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer__bottom {
    align-items: center;
    text-align: center;
  }
}

@media (max-width: 520px) {
  .article__toc ol {
    grid-template-columns: 1fr;
  }

  .case-facts {
    grid-template-columns: 1fr;
  }

  .case-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .case-gallery img:last-child {
    grid-column: span 2;
    aspect-ratio: 16 / 9;
  }

  .article__body table {
    display: block;
    overflow-x: auto;
  }
}