.site-header {
  padding: 0.85rem var(--content-pad-x);
}
nav {
  gap: clamp(0.75rem, 2vw, 1.5rem);
}
nav a {
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  opacity: 0.75;
  transition: opacity 0.15s;
  white-space: nowrap;
}
nav a:hover { opacity: 1; }
nav a.active { opacity: 1; font-weight: var(--fw-bold); }

.hero {
  padding-block: clamp(2rem, 6vw, 7rem);
  min-height: auto;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 5rem);
  align-items: center;
}
@media (min-width: 1024px) {
  .hero {
    min-height: 85vh;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }
}
.hero h1 span {
  font-size: var(--font-size-hero);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  overflow-wrap: break-word;
  word-break: break-word;
}
.hero-desc, .hero > div > p {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  line-height: var(--lh-loose);
  opacity: 0.65;
  max-width: 46ch;
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 1rem;
}
.hero small, .hero-hint {
  font-size: 0.78rem;
  opacity: 0.4;
  letter-spacing: 0.06em;
}

.btn {
  gap: 0.4rem;
  padding: 0.8rem 1.6rem;
  font-size: 0.85rem;
  font-weight: var(--fw-bold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.2s, background 0.2s, transform 0.15s;
  max-width: 100%;
}
@media (min-width: 641px) {
  .btn { white-space: nowrap; }
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-primary:hover {
  background: transparent;
  color: var(--text);
}
.btn-ghost {
  background: transparent;
  border-color: var(--border);
}
.btn-ghost:hover { border-color: var(--text); }
.btn-lg { padding: 1rem 2.2rem; font-size: 0.9rem; }
.btn-sm { padding: 0.55rem 1rem; font-size: 0.78rem; }
.btn--full { width: 100%; justify-content: center; }

.plan-card {
  padding: var(--card-pad);
  transition: border-color 0.2s, transform 0.2s;
}
.plan-card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
}
.plan-card.active, .plan-card.selected {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}
.plan-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}
.plan-card > p {
  margin-bottom: 0.2rem;
}
.plan-card ul {
  list-style: none;
  padding: 0;
  margin: 0 0 1.75rem;
  gap: 0.55rem;
  flex: 1;
}
.plan-card ul li {
  font-size: 0.88rem;
  opacity: 0.75;
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  line-height: 1.4;
}
.plan-card ul li::before {
  content: '→';
  font-family: var(--font-mono);
  font-size: 0.75rem;
  opacity: 0.5;
  flex-shrink: 0;
}
.plan-card .btn {
  margin-top: auto;
  width: 100%;
  justify-content: center;
}

.card, .feature-card, .platform-grid article, .stats article {
  padding: var(--card-pad);
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.5rem;
}
.field-label {
  font-weight: var(--fw-bold);
  opacity: 0.55;
}
.field-input, input[type="text"], input[type="email"], input[type="password"], select, textarea {
  padding: 0.85rem 1rem;
  width: 100%;
  background: transparent;
  border: 2px solid var(--border);
  color: inherit;
  font: inherit;
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.15s;
}
.field-input:focus, input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
}

.site-header--cabinet {
  gap: 1rem;
}
.cabinet-breadcrumb {
  font-size: var(--font-size-sm);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  opacity: 0.55;
  margin-left: 0.5rem;
}
.site-header--cabinet .logo--header { margin-right: auto; }
.cabinet-sidebar .logo--sidebar {
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--border);
}

.site-footer {
  margin-top: var(--section-gap);
  border-top: 2px solid var(--border);
  padding: 0;
}
.footer-inner {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--content-pad-x);
  box-sizing: border-box;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 4rem);
  padding-block: clamp(2rem, 5vw, 4.5rem) clamp(1.5rem, 3vw, 3rem);
}
@media (min-width: 640px) {
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1024px) {
  .footer-inner { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1.4fr); }
}
.footer-col-title {
  font-size: var(--font-size-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0.45;
  margin-bottom: 1.1rem;
  font-weight: var(--fw-bold);
}
.footer-col--brand .logo--footer { margin-bottom: 1rem; }
.footer-desc {
  font-size: 0.88rem;
  line-height: 1.65;
  opacity: 0.6;
  max-width: 28ch;
  margin-bottom: 1.2rem;
}
.footer-badges { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.footer-badge {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  padding: 3px 10px;
  border: 2px solid var(--border);
  opacity: 0.7;
}
.footer-nav {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.footer-nav a {
  font-size: 0.9rem;
  opacity: 0.65;
  transition: opacity 0.15s;
}
.footer-nav a:hover { opacity: 1; }
.footer-platforms { margin-top: 1.5rem; }
.footer-platforms > span {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.4;
  margin-bottom: 0.5rem;
}
.footer-platform-tags { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.footer-platform-tags span {
  font-size: 0.72rem;
  padding: 3px 10px;
  border: 2px solid var(--border);
  opacity: 0.6;
}
.footer-bottom {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--content-pad-x);
  box-sizing: border-box;
  padding-block: 1.25rem 2rem;
  border-top: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.footer-copy {
  font-size: 0.8rem;
  opacity: 0.45;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  align-items: center;
  margin: 0;
}
.footer-brand-name { font-weight: var(--fw-bold); opacity: 1; }
.footer-bottom-links { display: flex; gap: 1.25rem; }
.footer-bottom-links a {
  font-size: 0.8rem;
  opacity: 0.4;
  transition: opacity 0.15s;
}
.footer-bottom-links a:hover { opacity: 0.85; }
.footer-simple .footer-inner { grid-template-columns: 1fr; }
@media (min-width: 640px) {
  .footer-simple .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}