/* ===========================
   SYSTEMS — SHARED STYLES
   =========================== */

.header--solid {
  background: rgba(0, 0, 0, 0.92) !important;
}

.nav__link--active {
  color: var(--accent) !important;
}

/* ===========================
   PAGE HERO
   =========================== */
.page-hero {
  padding: 160px 0 80px;
  text-align: center;
}

.page-hero__sub {
  max-width: 640px;
  margin: 20px auto 0;
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===========================
   SYSTEMS CATALOG
   =========================== */
.systems-catalog {
  padding: 0 0 var(--section-gap);
}

.systems-catalog__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.system-preview {
  display: block;
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.system-preview:hover {
  border-color: var(--border-card-hover);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(25, 181, 143, 0.1);
}

.system-preview__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(25, 181, 143, 0.1);
  color: var(--accent);
  margin-bottom: 20px;
}

.system-preview__body {
  padding: 32px;
}

.system-preview__body h2 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.system-preview__body p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.system-preview__more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.02em;
}

/* ===========================
   SYSTEM DETAIL PAGE
   =========================== */
.system-hero {
  padding: 140px 0 60px;
}

.breadcrumb {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 24px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.breadcrumb a {
  color: var(--text-muted);
  transition: color var(--transition);
}

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

.system-hero h1 {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.015em;
  margin-bottom: 20px;
  max-width: 820px;
}

.system-hero__lead {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 720px;
}

/* ===========================
   SYSTEM SECTIONS
   =========================== */
.system-section {
  padding: 0 0 var(--section-gap);
}

.system-section__title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 36px;
  max-width: 720px;
}

.system-section__lead {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  max-width: 760px;
  margin-bottom: 40px;
}

.system-section__text p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
  max-width: 820px;
}

/* ===========================
   FEATURE GRID ("что входит")
   =========================== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  padding: 28px;
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  transition: border-color var(--transition);
}

.feature-card:hover {
  border-color: var(--border-card-hover);
}

.feature-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(25, 181, 143, 0.1);
  color: var(--accent);
  margin-bottom: 16px;
}

.feature-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.feature-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ===========================
   SCENARIOS LIST
   =========================== */
.scenarios-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.scenario-item {
  padding: 24px 28px;
  border-left: 2px solid var(--accent);
  background: rgba(255, 255, 255, 0.02);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.scenario-item h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--accent);
}

.scenario-item p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ===========================
   FAQ — компонент главной (.faq__*) из index.css.
   Здесь только снимаем верхний отступ: на главной он отбивает
   список от .section-header, а тут отбивку даёт .system-section__title.
   =========================== */
.system-section .faq__list {
  margin-top: 0;
}

/* ===========================
   SYSTEM CTA
   =========================== */
.system-cta {
  padding: 0 0 var(--section-gap);
}

.system-cta__inner {
  text-align: center;
  padding: 64px 36px;
}

.system-cta__inner p {
  color: var(--text-secondary);
  margin: 16px auto 32px;
  font-size: 1rem;
  max-width: 520px;
  line-height: 1.7;
}

/* ===========================
   RELATED SYSTEMS
   =========================== */
.related-systems {
  padding: 0 0 var(--section-gap);
}

.related-systems__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.related-systems__link {
  padding: 24px;
  border: 1px solid var(--border-card);
  border-radius: var(--radius);
  transition: border-color var(--transition);
  display: flex;
  align-items: center;
  gap: 16px;
}

.related-systems__link:hover {
  border-color: var(--accent);
}

.related-systems__link-title {
  font-size: 0.95rem;
  font-weight: 600;
}

.related-systems__link-sub {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ===========================
   COMPARISON TABLE ("как обычно / как у TouchOn")
   =========================== */
.compare-table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--border-card);
  border-radius: var(--radius);
  overflow: hidden;
  font-size: 0.95rem;
}

.compare-table th,
.compare-table td {
  padding: 18px 22px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--border-card);
  line-height: 1.6;
}

.compare-table thead th {
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: -0.01em;
}

.compare-table thead th:first-child {
  width: 26%;
  color: var(--text-muted);
  font-weight: 600;
}

.compare-table thead th.compare-table__usual {
  color: var(--text-secondary);
}

.compare-table thead th.compare-table__touchon {
  color: var(--accent);
}

.compare-table tbody th {
  font-weight: 600;
  color: var(--text-primary);
}

.compare-table td.compare-table__usual {
  color: var(--text-muted);
}

.compare-table td.compare-table__touchon {
  color: var(--text-secondary);
}

.compare-table td.compare-table__touchon {
  background: rgba(25, 181, 143, 0.05);
}

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

.compare-cards {
  display: none;
}

/* ===========================
   SMETA MODAL
   =========================== */
.smeta-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.smeta-modal.is-open {
  opacity: 1;
  visibility: visible;
}

.smeta-modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.smeta-modal__dialog {
  position: relative;
  width: 100%;
  max-width: 460px;
  padding: 40px 36px 36px;
  background: rgba(10, 16, 13, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 22px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
  transform: translateY(16px) scale(0.97);
  transition: transform 0.25s ease;
}

.smeta-modal.is-open .smeta-modal__dialog {
  transform: translateY(0) scale(1);
}

.smeta-modal__close {
  position: absolute;
  top: 16px;
  right: 18px;
  width: 36px;
  height: 36px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
  transition: color var(--transition);
}

.smeta-modal__close:hover {
  color: var(--accent);
}

.smeta-modal__title {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.smeta-modal__sub {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 26px;
}

.smeta-form__field {
  margin-bottom: 18px;
}

.smeta-form__field label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.smeta-form__field input {
  width: 100%;
  padding: 13px 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-card);
  border-radius: 12px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color var(--transition);
}

.smeta-form__field input:focus {
  outline: none;
  border-color: var(--accent);
}

.smeta-form__field input::placeholder {
  color: var(--text-muted);
}

.smeta-form__hint {
  display: block;
  margin-top: 7px;
  font-size: 0.76rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.smeta-form__consent {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 8px 0 22px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
  cursor: pointer;
}

.smeta-form__consent input {
  margin-top: 2px;
  accent-color: var(--accent);
  flex-shrink: 0;
}

.smeta-form__submit {
  width: 100%;
}

.smeta-form__submit:disabled {
  opacity: 0.45;
  pointer-events: none;
}

/* ===========================
   RESPONSIVE
   =========================== */
@media (max-width: 1024px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .related-systems__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .systems-catalog__grid {
    grid-template-columns: 1fr;
  }

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

  .scenarios-list {
    grid-template-columns: 1fr;
  }

  .page-hero {
    padding: 120px 0 48px;
  }

  .system-hero {
    padding: 110px 0 40px;
  }

  .compare-table thead {
    display: none;
  }

  .compare-table,
  .compare-table tbody,
  .compare-table tr,
  .compare-table th,
  .compare-table td {
    display: block;
    width: 100%;
  }

  .compare-table tr {
    border-bottom: 1px solid var(--border-card);
    padding: 6px 0;
  }

  .compare-table tr:last-child {
    border-bottom: none;
  }

  .compare-table tbody th {
    padding: 16px 20px 8px;
    font-size: 1rem;
  }

  .compare-table td {
    border-bottom: none;
    padding: 4px 20px;
    position: relative;
    padding-left: 110px;
  }

  .compare-table td::before {
    position: absolute;
    left: 20px;
    width: 80px;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
  }

  .compare-table td.compare-table__usual::before {
    content: 'Обычно';
    color: var(--text-muted);
  }

  .compare-table td.compare-table__touchon::before {
    content: 'TouchOn';
    color: var(--accent);
  }

  .compare-table td.compare-table__touchon {
    background: transparent;
    padding-bottom: 14px;
  }

  .smeta-modal__dialog {
    padding: 36px 24px 28px;
  }
}