.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 var(--space-3);
}

.main-content {
  padding-top: var(--space-5);
  padding-bottom: calc(var(--space-6) + var(--footer-height));
}

.page { display: none; }
.page--active { display: block; }

.section-title {
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
  margin-bottom: var(--space-2);
}

.section-text {
  color: var(--text-muted);
  margin-bottom: var(--space-3);
}

.hero {
  align-items: center;
  background: linear-gradient(120deg, #eff5ff, #fff0f7);
  border-radius: 24px;
  box-shadow: var(--shadow-sm);
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1.2fr 1fr;
  margin-bottom: var(--space-6);
  padding: var(--space-5);
}

.hero__title {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  margin-bottom: var(--space-3);
}

.hero__text { margin-bottom: var(--space-3); max-width: 560px; }
.hero__hint { color: var(--text-muted); margin-top: var(--space-2); }

.hero__image {
  aspect-ratio: 1 / 1;
  background: url('https://images.unsplash.com/photo-1490750967868-88aa4486c946?auto=format&fit=crop&w=900&q=80') center/cover;
  border-radius: 18px;
}

.section-head {
  align-items: center;
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--space-2);
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.promotions { margin-top: var(--space-6); }

.promo-grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.promo-card {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-3);
}

.promo-card__badge { color: var(--primary-color); font-weight: 700; margin-bottom: var(--space-2); }
.promo-card__title { margin-bottom: var(--space-2); }
.promo-card__text { color: var(--text-muted); margin-bottom: var(--space-3); }

.catalog-layout {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: 280px 1fr;
  margin: var(--space-3) 0;
}

.catalog-filters {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-3);
}

.filter-block { margin-top: var(--space-3); }
.filter-block h4 { margin-bottom: var(--space-1); }
.filter-block label { display: block; margin-bottom: 6px; }

.catalog-tools {
  align-items: center;
  display: flex;
  gap: var(--space-3);
  justify-content: space-between;
  margin-bottom: var(--space-3);
}

.search-input {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  max-width: 340px;
  padding: 10px 12px;
  width: 100%;
}

.auth-panel {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-top: var(--space-4);
  padding: var(--space-3);
}

.auth-panel__status { color: var(--text-muted); margin-bottom: var(--space-2); }
.auth-form { display: grid; gap: var(--space-2); grid-template-columns: repeat(3, 1fr); margin-bottom: var(--space-2); }
.auth-form:last-child { grid-template-columns: repeat(4, 1fr); }
.auth-form__input { border: 1px solid var(--border-color); border-radius: var(--radius-sm); padding: 10px 12px; }

/* Profile auth (tabs like in your screenshot) */
#profile-auth-panel {
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  margin-top: var(--space-4);
  padding: var(--space-4);
}

.auth-tabs {
  border-radius: 14px;
  background: #f3f4f6;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding: 6px;
  margin-bottom: var(--space-3);
}

.auth-tabs__tab {
  border: 0;
  border-radius: 12px;
  cursor: pointer;
  padding: 12px 0;
  background: transparent;
  color: var(--text-color);
  font-weight: 900;
}

.auth-tabs__tab.is-active {
  background: var(--primary-color);
  color: #fff;
}

.auth-tabpanels {
  display: grid;
  gap: var(--space-2);
}

.auth-form--vertical {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.auth-form--vertical .auth-form__input {
  width: 100%;
}

.btn--full {
  width: 100%;
}

.auth-links {
  margin-top: -8px;
  margin-bottom: var(--space-2);
  text-align: center;
}

.auth-switch {
  align-items: center;
  color: var(--text-muted);
  display: flex;
  gap: 8px;
  justify-content: center;
  padding-top: var(--space-1);
}

.auth-switch__action {
  font-weight: 900;
}

.ai-builder {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: 260px 1fr;
}

.ai-builder__left {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-3);
}

.tag-list { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-2); }

.site-footer {
  background: #111827;
  color: #e5e7eb;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  margin-top: 0;
  padding: var(--space-2) 0;
  transition: transform 200ms ease, opacity 200ms ease;
}

.site-footer--hidden {
  transform: translateY(100%);
  opacity: 0.95;
  pointer-events: none;
}

.footer-inner {
  display: grid;
  gap: var(--space-2);
  grid-template-columns: 1.4fr 1fr 1fr;
}

.footer-title { font-size: 1.05rem; margin-bottom: var(--space-1); }
.footer-subtitle { margin-bottom: var(--space-1); }
.footer-text { color: #cbd5e1; }

@media (max-width: 1024px) {
  .hero { grid-template-columns: 1fr; }
  .promo-grid { grid-template-columns: 1fr 1fr; }
  .catalog-layout { grid-template-columns: 1fr; }
  .ai-builder {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
  }
  .ai-builder__left {
    order: 2;
    width: 100%;
  }
  .ai-builder > .ai-chat {
    order: 1;
    width: 100%;
  }
}

@media (max-width: 768px) {
  .container { padding: 0 max(var(--space-2), env(safe-area-inset-left, 0)) 0 max(var(--space-2), env(safe-area-inset-right, 0)); }
  .main-content {
    padding-top: var(--space-4);
    padding-bottom: var(--space-5);
  }
  .hero {
    border-radius: 16px;
    margin-bottom: var(--space-4);
    padding: var(--space-3);
  }
  .hero__title {
    font-size: clamp(1.5rem, 6vw, 2rem);
    margin-bottom: var(--space-2);
  }
  .hero .btn--lg {
    max-width: 100%;
    width: 100%;
  }
  .section-head {
    align-items: flex-start;
    flex-direction: column;
    gap: var(--space-1);
  }
  .catalog-filters {
    padding: var(--space-2);
  }
  .auth-form, .auth-form:last-child { grid-template-columns: 1fr; }
  .catalog-tools { align-items: stretch; flex-direction: column; }
  .search-input { max-width: 100%; }
  .promo-grid, .footer-inner { grid-template-columns: 1fr; }
  .auth-tabs__tab { padding: 10px 0; }
  .auth-switch {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-footer {
    padding: 14px 0;
    position: static;
  }

  .delivery-address-block {
    margin-left: 0;
    margin-right: 0;
    max-width: none;
    padding: var(--space-3);
  }

  .delivery-address-block__row {
    flex-direction: column;
  }

  .delivery-address-block__row .btn {
    align-self: stretch;
    width: 100%;
  }

  #profile-auth-panel {
    margin-left: 0;
    margin-right: 0;
    max-width: none;
    padding: var(--space-3);
  }
}

@media (max-width: 480px) {
  .main-content {
    padding-top: var(--space-3);
    padding-bottom: var(--space-4);
  }
  .hero__image {
    border-radius: 12px;
  }
  .filter-row {
    gap: 8px;
  }
  .chip {
    padding: 7px 12px;
  }
}

/* Вкладка «Доставка»: проверка адреса */
.delivery-address-block {
  background: var(--surface-alt, #f8fafc);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm, 12px);
  margin-top: var(--space-4);
  max-width: 640px;
  padding: var(--space-4);
}

.delivery-address-block__title {
  font-size: 1.1rem;
  margin-bottom: var(--space-2);
}

.delivery-address-block__hint {
  font-size: 0.9rem;
  margin-bottom: var(--space-3);
}

.delivery-address-block__row {
  align-items: flex-start;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.delivery-address-block__combo {
  flex: 1 1 200px;
  min-width: 0;
  position: relative;
}

.delivery-address-block__input {
  width: 100%;
}

.delivery-address-suggest {
  background: var(--surface, #fff);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm, 12px);
  box-shadow: var(--shadow-sm, 0 8px 24px rgba(15, 23, 42, 0.12));
  left: 0;
  list-style: none;
  margin: 4px 0 0;
  max-height: 280px;
  overflow-y: auto;
  padding: 4px;
  position: absolute;
  right: 0;
  top: 100%;
  z-index: 20;
}

.delivery-address-suggest li {
  margin: 0;
}

.delivery-address-suggest button {
  background: transparent;
  border: none;
  border-radius: 8px;
  color: inherit;
  cursor: pointer;
  display: block;
  font: inherit;
  padding: 10px 12px;
  text-align: left;
  width: 100%;
}

.delivery-address-suggest button:hover,
.delivery-address-suggest button:focus-visible {
  background: var(--surface-alt, #f1f5f9);
  outline: none;
}

.delivery-address-suggest__item--saved button {
  font-weight: 600;
}

.delivery-address-suggest__badge {
  color: var(--text-muted);
  display: block;
  font-size: 0.75rem;
  font-weight: 400;
  margin-top: 2px;
}

.delivery-address-block__feedback {
  font-size: 0.9rem;
  margin-bottom: var(--space-3);
  min-height: 1.25em;
}

.delivery-address-block__feedback--ok {
  color: var(--success, #15803d);
}

.delivery-address-block__feedback--err {
  color: var(--danger, #b91c1c);
}

.delivery-address-block__remember {
  align-items: center;
  cursor: pointer;
  display: inline-flex;
  gap: 10px;
  user-select: none;
}

.delivery-address-block__remember input {
  accent-color: var(--accent, #2563eb);
  height: 18px;
  width: 18px;
}