/* ============================================
   PharmaSport — дизайн-система
   Строгий медицинский стиль, без мультяшности
   ============================================ */

:root {
  --color-primary: #0050A0;
  --color-primary-hover: #003D7A;
  --color-primary-soft: #E8F0F9;

  --color-bg: #FFFFFF;
  --color-surface: #FAFBFC;
  --color-surface-alt: #FFFFFF;

  --color-text: #1A2332;
  --color-text-secondary: #5A6675;
  --color-text-muted: #8A95A5;

  --color-border: #E1E5EB;
  --color-border-strong: #C9D2DC;

  --color-success: #00875A;
  --color-success-soft: #E4F4ED;
  --color-warning: #B08600;
  --color-danger: #B91C1C;

  --radius-sm: 12px;
  --radius-md: 6px;
  --radius-lg: 8px;

  --shadow-xs: 0 1px 2px rgba(20, 28, 40, 0.06);
  --shadow-sm: 0 1px 3px rgba(20, 28, 40, 0.08), 0 1px 2px rgba(20, 28, 40, 0.04);
  --shadow-md: 0 4px 12px rgba(20, 28, 40, 0.08);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --container: 1240px;
  --header-h: 72px;

  --transition: 150ms ease-out;
}

/* ---------- Reset ---------- */

*, *::before, *::after { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-primary-hover); }

button { font-family: inherit; cursor: pointer; }

input, textarea, select { font-family: inherit; font-size: 1rem; color: var(--color-text); }

ul, ol { padding-left: 1.25rem; }

/* ---------- Layout ---------- */

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

main { flex: 1; }

.section {
  padding: 64px 0;
}

.section--alt {
  background: var(--color-surface-alt);
}

.section--tight { padding: 40px 0; }

/* ---------- Typography ---------- */

h1, h2, h3, h4 {
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-text);
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

h1 { font-size: 36px; }
h2 { font-size: 28px; }
h3 { font-size: 20px; }
h4 { font-size: 17px; }

@media (min-width: 768px) {
  h1 { font-size: 42px; }
  h2 { font-size: 32px; }
}

p { margin: 0 0 1em; color: var(--color-text-secondary); }

.lead {
  font-size: 18px;
  color: var(--color-text-secondary);
  max-width: 720px;
}

.eyebrow {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 12px;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 44px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  line-height: 1;
  text-decoration: none;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
  white-space: nowrap;
}

.btn:hover { background: var(--color-primary-hover); color: #fff; }
.btn:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }

.btn--secondary {
  background: #fff;
  color: var(--color-text);
  border-color: var(--color-border-strong);
}
.btn--secondary:hover { background: var(--color-surface-alt); color: var(--color-text); border-color: var(--color-border-strong); }

.btn--ghost { background: transparent; color: var(--color-primary); border-color: transparent; }
.btn--ghost:hover { background: var(--color-primary-soft); color: var(--color-primary); }

.btn--danger { background: var(--color-danger); color: #fff; }
.btn--danger:hover { background: #8A1313; color: #fff; }

.btn--sm { height: 36px; padding: 0 14px; font-size: 14px; }
.btn--lg { height: 52px; padding: 0 28px; font-size: 16px; }
.btn--block { width: 100%; }

.btn[disabled], .btn:disabled { opacity: 0.5; pointer-events: none; }

/* ---------- Header ---------- */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: transparent;
  border-bottom: none;
  padding: 16px 24px 0;
}

body { padding-top: calc(var(--header-h) + 16px); }

.site-header > .container {
  background: #fff;
  border: none;
  border-radius: 16px;
  height: var(--header-h);
  box-shadow: var(--shadow-xs);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 32px;
  padding: 0 56px;
}

@media (max-width: 900px) {
  .site-header__inner { padding: 0 20px; }
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  color: var(--color-text);
  letter-spacing: -0.01em;
}
.brand-logo:hover { color: var(--color-text); }

.brand-logo__mark {
  width: 32px;
  height: 32px;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
}

.brand-logo__img {
  height: 35px;
  width: auto;
  display: block;
}
.site-footer__brand .brand-logo__img {
  height: 44px;
  filter: brightness(0) invert(1);
  margin-bottom: 5px;
}
.admin-sidebar__brand .brand-logo__img { height: 0px; }

.main-nav { display: flex; gap: 4px; align-items: center; }
.main-nav a {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: background var(--transition), color var(--transition);
}
.main-nav a:hover { background: var(--color-surface-alt); color: var(--color-text); }
.main-nav a.active { color: var(--color-primary); background: var(--color-primary-soft); }

.header-actions { display: flex; align-items: center; gap: 8px; }

.cart-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 40px;
  padding: 0 14px;
  border-radius: var(--radius-sm);
  background: var(--color-surface-alt);
  color: var(--color-text);
  font-weight: 500;
  font-size: 14px;
  transition: background var(--transition);
}
.cart-link:hover { background: var(--color-primary-soft); color: var(--color-text); }
.cart-count {
  display: none;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: 10px;
  background: var(--color-primary);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  align-items: center;
  justify-content: center;
  line-height: 1;
}
.cart-count.is-visible { display: inline-flex; }

.mobile-menu-btn {
  display: none;
  width: 40px; height: 40px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  align-items: center;
  justify-content: center;
}

.drawer-close { display: none; }
.drawer-backdrop { display: none; }
.cart-link__label { display: inline; }

@media (max-width: 900px) {
  .main-nav {
    position: fixed;
    top: 0; bottom: 0; left: 0;
    width: min(82vw, 320px);
    height: 100dvh;
    flex-direction: column;
    align-items: stretch;
    background: #fff;
    padding: 64px 16px 24px;
    gap: 4px;
    box-shadow: 0 16px 40px rgba(8, 16, 30, 0.18);
    transform: translateX(-100%);
    transition: transform 220ms ease-out;
    z-index: 120;
    overflow-y: auto;
    overscroll-behavior: contain;
  }
  .main-nav.open { transform: translateX(0); }
  .main-nav a {
    padding: 14px 16px;
    font-size: 16px;
    border-radius: var(--radius-sm);
  }

  .drawer-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 10px; right: 10px;
    width: 40px; height: 40px;
    background: transparent;
    border: 0;
    color: var(--color-text);
    border-radius: var(--radius-sm);
  }
  .drawer-close:hover { background: var(--color-surface-alt); }

  .drawer-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(8, 16, 30, 0.45);
    z-index: 110;
    animation: drawer-fade 180ms ease-out;
  }
  .drawer-backdrop[hidden] { display: none; }

  .mobile-menu-btn { display: inline-flex; }
}

html.nav-locked, html.nav-locked body { overflow: hidden; }

@keyframes drawer-fade { from { opacity: 0; } to { opacity: 1; } }

@media (max-width: 600px) {
  .cart-link { padding: 0 10px; gap: 6px; }
  .cart-link__label { display: none; }
}

/* ---------- Hero ---------- */

.hero {
  padding: 24px 24px 0;
  background: transparent;
  border-bottom: none;
  color: #fff;
}

@media (max-width: 600px) {
  .hero { padding: 16px 16px 0; }
}

.hero__card {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  background: #0E1A2B;
  padding: 80px 32px;
  max-width: 1380px;
  margin: 0 auto;
  box-shadow: 0 12px 36px rgba(8, 16, 30, 0.18);
}

@media (min-width: 768px) {
  .hero__card { padding: 120px 64px; }
}

@media (max-width: 600px) {
  .hero__card { padding: 56px 24px; }
}

.hero__card::before {
  content: '';
  position: absolute;
  inset: -40px;
  background: url('/images/hero-background.jpg') no-repeat 75% center;
  background-size: cover;
  filter: blur(6px) saturate(0.95);
  transform: scale(1.06);
  z-index: 0;
}

.hero__card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    100deg,
    rgba(8, 16, 30, 0.92) 0%,
    rgba(8, 16, 30, 0.82) 42%,
    rgba(8, 16, 30, 0.55) 72%,
    rgba(8, 16, 30, 0.22) 100%
  );
  z-index: 1;
}

@media (max-width: 700px) {
  .hero__card::before { background-position: 60% center; }
  .hero__card::after {
    background: linear-gradient(
      180deg,
      rgba(8, 16, 30, 0.88) 0%,
      rgba(8, 16, 30, 0.8) 55%,
      rgba(8, 16, 30, 0.72) 100%
    );
  }
}

.hero__inner {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.hero h1 {
  font-size: 38px;
  line-height: 1.2;
  margin-bottom: 20px;
  color: #fff;
}

@media (min-width: 768px) {
  .hero h1 { font-size: 48px; }
}

.hero .eyebrow { color: #7CB1E8; }

.hero__subtitle {
  font-size: 18px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 32px;
}

.hero__actions { display: flex; gap: 12px; flex-wrap: wrap; }

.hero__certs {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 40px;
}

.hero .btn--secondary {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.3);
}
.hero .btn--secondary:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.5);
  color: #fff;
}

.hero .badge-cert {
  background: rgba(255, 255, 255, 0.08);
  color: #B5E5CF;
  border: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(4px);
}

/* ---------- Quality Badge ---------- */

.badge-cert {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--color-success-soft);
  color: var(--color-success);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  line-height: 1;
  white-space: nowrap;
}
.badge-cert .icon { width: 14px; height: 14px; }

.badge-neutral {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: var(--color-surface-alt);
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 500;
  line-height: 1;
}

.badge-out {
  display: inline-flex;
  padding: 4px 10px;
  background: #FEF3F3;
  color: var(--color-danger);
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 500;
}

/* ---------- Features grid ---------- */

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.feature {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: border-color var(--transition);
}
.feature:hover { border-color: var(--color-border-strong); }
.feature__icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.feature__icon .icon { width: 22px; height: 22px; }
.feature h3 { font-size: 17px; margin-bottom: 8px; }
.feature p { font-size: 14px; margin: 0; }

/* ---------- Section header ---------- */

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.section-header__text { max-width: 640px; }
.section-header__text p { margin: 0; }
.section-header__link { white-space: nowrap; }

/* ---------- New arrivals carousel ---------- */

.carousel-controls { display: inline-flex; gap: 8px; }
.carousel-btn {
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-border-strong);
  background: #fff;
  border-radius: 50%;
  font-size: 22px;
  line-height: 1;
  color: var(--color-text);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), border-color var(--transition);
}
.carousel-btn:hover { background: var(--color-primary-soft); border-color: var(--color-primary); color: var(--color-primary); }

.carousel {
  overflow: hidden;
  touch-action: pan-y;
  user-select: none;
}
.carousel__track {
  display: flex;
  gap: 16px;
  padding: 4px 0;
  transition: transform 400ms cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}
.carousel__track.is-instant { transition: none; }
.carousel-card {
  flex: 0 0 260px;
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.carousel-card:hover {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
  color: inherit;
}
.carousel-card__image {
  aspect-ratio: 4 / 3;
  background: var(--color-surface);
  display: flex;
  align-items: center;
  justify-content: center;
}
.carousel-card__image img { max-width: 100%; max-height: 100%; object-fit: contain; padding: 12px; }
.carousel-card__image--empty { color: var(--color-text-muted); }
.carousel-card__image--empty .icon { width: 40px; height: 40px; }
.carousel-card__body { padding: 14px; display: flex; flex-direction: column; gap: 6px; }
.carousel-card__brand { font-size: 11px; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.04em; }
.carousel-card__name {
  font-weight: 600;
  font-size: 14px;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.carousel-card__price { font-weight: 700; font-size: 16px; margin-top: 4px; }

@media (max-width: 600px) {
  .carousel-card { flex: 0 0 200px; }
}

/* ---------- Category tiles ---------- */

.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}

.category-tile {
  display: block;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  color: var(--color-text);
  transition: border-color var(--transition), transform var(--transition);
}
.category-tile:hover {
  border-color: var(--color-primary);
  color: var(--color-text);
  transform: translateY(-1px);
}
.category-tile__icon {
  width: 36px; height: 36px;
  color: var(--color-primary);
  margin-bottom: 14px;
}
.category-tile__icon .icon { width: 100%; height: 100%; }
.category-tile h3 { font-size: 16px; margin: 0 0 6px; }
.category-tile__meta { font-size: 13px; color: var(--color-text-muted); }

/* ---------- Catalog layout ---------- */

.catalog-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 32px;
  align-items: start;
}

@media (max-width: 900px) {
  .catalog-layout { grid-template-columns: 1fr; }
}

.catalog-sidebar {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  position: sticky;
  top: calc(var(--header-h) + 16px);
}

.catalog-sidebar h4 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin: 16px 0 8px;
  font-weight: 600;
}
.catalog-sidebar h4:first-child { margin-top: 0; }

.filter-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 2px; }
.filter-list a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--color-text-secondary);
}
.filter-list a:hover { background: var(--color-surface-alt); color: var(--color-text); }
.filter-list a.active { background: var(--color-primary-soft); color: var(--color-primary); font-weight: 500; }
.filter-list .count { font-size: 12px; color: var(--color-text-muted); }

.catalog-toolbar {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
  align-items: center;
}

.catalog-toolbar__count {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-right: auto;
}

/* ---------- Forms ---------- */

.form-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.form-field label { font-size: 13px; font-weight: 500; color: var(--color-text); }
.form-field .hint { font-size: 12px; color: var(--color-text-muted); }
.form-field .error { font-size: 12px; color: var(--color-danger); }

.input, .select, .textarea {
  width: 100%;
  height: 40px;
  padding: 0 12px;
  background: #fff;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.input:focus, .select:focus, .textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-soft);
}

.textarea { height: auto; min-height: 100px; padding: 10px 12px; resize: vertical; line-height: 1.5; }
.input--search { background-image: none; }

.checkbox, .radio { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; cursor: pointer; user-select: none; }
.checkbox input, .radio input { accent-color: var(--color-primary); width: 16px; height: 16px; }

/* ---------- Product grid & card ---------- */

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}

.product-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.product-card:hover { border-color: var(--color-border-strong); box-shadow: var(--shadow-sm); }

.product-card__image {
  aspect-ratio: 1 / 1;
  background: var(--color-surface-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
}
.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 12px;
}
.product-card__image--empty { color: var(--color-text-muted); }
.product-card__image--empty .icon { width: 48px; height: 48px; }

.product-card__body { padding: 16px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.product-card__brand { font-size: 12px; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.04em; }
.product-card__name {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.4;
  min-height: 42px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.product-card__name a { color: inherit; }
.product-card__name a:hover { color: var(--color-primary); }

.product-card__desc {
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-card__footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 8px;
  flex-wrap: wrap;
}
.product-card__price {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1;
}
.product-card__action { margin-left: auto; }

/* ---------- Cart quantity widget ---------- */

.cart-qty-widget {
  display: inline-flex;
  align-items: stretch;
  height: 36px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--color-primary);
  font-size: 13px;
  font-weight: 600;
  line-height: 1;
  background: var(--color-primary);
  animation: widget-in 220ms ease-out;
}
@keyframes widget-in {
  from { opacity: 0; transform: scale(0.92); }
  to   { opacity: 1; transform: scale(1); }
}
.cart-qty-widget__link {
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  background: #fff;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 11px;
  transition: background var(--transition);
  white-space: nowrap;
}
.cart-qty-widget__link:hover { background: var(--color-primary-soft); color: var(--color-primary); }
.cart-qty-widget__qty {
  display: inline-flex;
  align-items: center;
  background: var(--color-primary);
  color: #fff;
}
.cart-qty-widget__btn {
  width: 28px;
  height: 100%;
  background: transparent;
  border: 0;
  color: #fff;
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  transition: background var(--transition);
}
.cart-qty-widget__btn:hover { background: var(--color-primary-hover); }
.cart-qty-widget__count {
  min-width: 26px;
  text-align: center;
  font-variant-numeric: tabular-nums;
  font-size: 14px;
}
.cart-qty-widget--lg { height: 48px; }
.cart-qty-widget--lg .cart-qty-widget__link { padding: 0 20px; font-size: 12px; }
.cart-qty-widget--lg .cart-qty-widget__btn { width: 42px; font-size: 22px; }
.cart-qty-widget--lg .cart-qty-widget__count { min-width: 36px; font-size: 16px; }

/* ---------- Animations: page fade, button pulse, cart bump ---------- */

body { animation: page-in 240ms ease-out both; }
html.is-leaving body { animation: page-out 180ms ease-in forwards; }
@keyframes page-in {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes page-out {
  from { opacity: 1; transform: translateY(0); }
  to   { opacity: 0; transform: translateY(-4px); }
}

.btn.is-pulsing { animation: btn-pulse 360ms ease-out; }
@keyframes btn-pulse {
  0%   { transform: scale(1);   box-shadow: 0 0 0 0 rgba(0,80,160,0.45); }
  40%  { transform: scale(0.95); }
  100% { transform: scale(1);   box-shadow: 0 0 0 14px rgba(0,80,160,0); }
}

.cart-count.is-bumping { animation: cart-bump 420ms cubic-bezier(0.34, 1.56, 0.64, 1); }
@keyframes cart-bump {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.4); }
  100% { transform: scale(1); }
}

@media (prefers-reduced-motion: reduce) {
  body,
  html.is-leaving body,
  .btn.is-pulsing,
  .cart-count.is-bumping,
  .cart-qty-widget { animation: none !important; }
}

/* ---------- Product detail ---------- */

.product-detail { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 48px; }
@media (max-width: 900px) {
  .product-detail { grid-template-columns: 1fr; gap: 28px; }
}

.product-gallery {
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.product-gallery img { max-width: 90%; max-height: 90%; object-fit: contain; }
.product-gallery--empty { color: var(--color-text-muted); }
.product-gallery--empty .icon { width: 72px; height: 72px; }

.product-info h1 { font-size: 28px; margin-bottom: 8px; }
.product-info__brand { font-size: 14px; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 8px; }
.product-info__price { font-size: 32px; font-weight: 700; color: var(--color-text); margin: 16px 0 24px; }

.product-info__badges { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px; }

.qty-control {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  overflow: hidden;
  height: 44px;
}
.qty-control button {
  width: 40px;
  height: 100%;
  background: #fff;
  border: 0;
  color: var(--color-text);
  font-size: 18px;
  line-height: 1;
}
.qty-control button:hover { background: var(--color-surface-alt); }
.qty-control input {
  width: 56px;
  height: 100%;
  border: 0;
  border-left: 1px solid var(--color-border-strong);
  border-right: 1px solid var(--color-border-strong);
  text-align: center;
  font-size: 15px;
  font-weight: 500;
}
.qty-control input:focus { outline: none; }

.product-purchase {
  display: flex;
  gap: 12px;
  align-items: stretch;
  flex-wrap: wrap;
}

.product-section {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}
.product-section h3 { font-size: 16px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-text-muted); margin-bottom: 8px; font-weight: 600; }
.product-section p { white-space: pre-wrap; }

/* ---------- Brands page ---------- */

.brand-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.brand-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color var(--transition);
}
.brand-card:hover { border-color: var(--color-primary); }
.brand-card__logo {
  width: 80px;
  height: 80px;
  background: var(--color-surface-alt);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.brand-card__logo img { max-width: 50%; max-height: 50%; object-fit: contain; }
.brand-card__logo--empty {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
}
.brand-card h3 { font-size: 17px; margin: 0; color: var(--color-text); }
.brand-card p { font-size: 14px; margin: 0; }
.brand-card__footer { margin-top: auto; padding-top: 4px; font-size: 13px; color: var(--color-text-muted); }

/* ---------- Delivery / contacts ---------- */

.markdown-content {
  max-width: 760px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
}
.markdown-content h2 { font-size: 24px; margin: 1.5em 0 0.5em; }
.markdown-content h3 { font-size: 18px; margin: 1.25em 0 0.5em; }
.markdown-content p { color: var(--color-text); }
.markdown-content ul { margin: 0 0 1em; padding-left: 1.5em; }
.markdown-content ul li { margin-bottom: 0.35em; color: var(--color-text); }
.markdown-content strong { color: var(--color-text); font-weight: 600; }
.markdown-content a { color: var(--color-primary); }

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  max-width: 980px;
}

.contact-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  text-align: left;
  color: var(--color-text);
  transition: border-color var(--transition), transform var(--transition);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.contact-card:hover { border-color: var(--color-primary); color: var(--color-text); transform: translateY(-1px); }
.contact-card__icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
}
.contact-card__icon .icon { width: 22px; height: 22px; }
.contact-card__label { font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-text-muted); font-weight: 600; }
.contact-card__name { font-size: 17px; font-weight: 600; color: var(--color-text); }
.contact-card__handle { font-size: 14px; color: var(--color-primary); }

/* ---------- Cart ---------- */

.cart-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 32px;
  align-items: start;
}
@media (max-width: 900px) {
  .cart-layout { grid-template-columns: 1fr; }
}

.cart-list { display: flex; flex-direction: column; gap: 12px; }

.cart-item {
  display: grid;
  grid-template-columns: 96px 1fr auto;
  gap: 16px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px;
  align-items: center;
}
@media (max-width: 600px) {
  .cart-item { grid-template-columns: 72px 1fr; }
  .cart-item__actions { grid-column: 1 / -1; }
}
.cart-item__image {
  width: 96px; height: 96px;
  background: var(--color-surface-alt);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.cart-item__image img { width: 100%; height: 100%; object-fit: contain; padding: 6px; }
.cart-item__image .icon { width: 28px; height: 28px; color: var(--color-text-muted); }
.cart-item__title { font-weight: 600; color: var(--color-text); margin-bottom: 4px; font-size: 15px; }
.cart-item__title a { color: inherit; }
.cart-item__brand { font-size: 12px; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 8px; }
.cart-item__row { display: flex; gap: 12px; align-items: center; }
.cart-item__price { font-size: 14px; color: var(--color-text-secondary); }
.cart-item__actions { display: flex; flex-direction: column; gap: 8px; align-items: flex-end; }
.cart-item__total { font-weight: 700; font-size: 16px; }
.btn-link {
  background: none;
  border: 0;
  color: var(--color-text-muted);
  font-size: 13px;
  padding: 0;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.btn-link:hover { color: var(--color-danger); }

.cart-summary {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  position: sticky;
  top: calc(var(--header-h) + 16px);
}
.cart-summary h3 { font-size: 17px; margin-bottom: 16px; }
.cart-summary__row { display: flex; justify-content: space-between; font-size: 14px; color: var(--color-text-secondary); margin-bottom: 8px; }
.cart-summary__total { display: flex; justify-content: space-between; font-size: 20px; font-weight: 700; color: var(--color-text); padding-top: 12px; border-top: 1px solid var(--color-border); margin: 12px 0; }
.cart-summary__payment { display: flex; flex-direction: column; gap: 10px; padding: 12px 0; border-top: 1px solid var(--color-border); margin-bottom: 16px; }
.cart-summary__payment label { padding: 10px 12px; border: 1px solid var(--color-border); border-radius: var(--radius-sm); cursor: pointer; transition: border-color var(--transition), background var(--transition); }
.cart-summary__payment label:hover { border-color: var(--color-primary); }
.cart-summary__payment input:checked + span { font-weight: 600; }
.cart-summary__payment .has-checked { border-color: var(--color-primary); background: var(--color-primary-soft); }

.cart-empty {
  background: #fff;
  border: 1px dashed var(--color-border-strong);
  border-radius: var(--radius-md);
  padding: 64px 32px;
  text-align: center;
  color: var(--color-text-secondary);
}
.cart-empty h2 { color: var(--color-text); }
.cart-empty .icon { width: 48px; height: 48px; color: var(--color-text-muted); margin-bottom: 16px; }

/* ---------- Breadcrumbs ---------- */

.breadcrumbs {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 16px;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}
.breadcrumbs a { color: var(--color-text-muted); }
.breadcrumbs a:hover { color: var(--color-text); }
.breadcrumbs span.sep { color: var(--color-border-strong); }
.breadcrumbs span.current { color: var(--color-text); }

/* ---------- Page hero ---------- */

.page-hero {
  padding: 56px 0 32px;
  background: var(--color-surface-alt);

}
.page-hero h1 { margin-bottom: 8px; }
.page-hero p { margin: 0; max-width: 680px; }

/* ---------- Footer ---------- */

.site-footer {
  background: #0E1A2B;
  color: #B8C1CD;
  padding: 48px 0 28px;
  margin-top: 64px;
}
.site-footer a { color: #E1E5EB; }
.site-footer a:hover { color: #fff; }

.site-footer__grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 32px;
  text-align: center;
  justify-items: center;
  align-items: start;
}
@media (max-width: 800px) {
  .site-footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 500px) {
  .site-footer__grid { grid-template-columns: 1fr; }
}

.site-footer__brand { font-size: 18px; font-weight: 700; color: #fff; margin-bottom: 8px; display: flex; align-items: center; justify-content: center; gap: 10px; }
.site-footer p { color: #8C99AB; font-size: 14px; margin: 0; }
.site-footer h4 { color: #fff; font-size: 13px; text-transform: uppercase; letter-spacing: 0.08em; font-weight: 600; margin-bottom: 12px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 6px; font-size: 14px; }
.site-footer__bottom { border-top: 1px solid #1E2A3D; padding-top: 20px; font-size: 13px; color: #6A7689; display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; text-align: center; }

/* ---------- Notifications ---------- */

.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 1000;
  pointer-events: none;
}
.toast {
  background: #1A2332;
  color: #fff;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  box-shadow: var(--shadow-md);
  animation: toast-in 200ms ease-out;
  pointer-events: auto;
  max-width: 320px;
}
.toast--success { background: var(--color-success); }
.toast--error { background: var(--color-danger); }
@keyframes toast-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- Spinner / loading ---------- */

.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px;
  color: var(--color-text-muted);
  font-size: 14px;
}
.loading::before {
  content: '';
  display: inline-block;
  width: 16px; height: 16px;
  border: 2px solid var(--color-border-strong);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  margin-right: 10px;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.empty-state {
  padding: 48px 24px;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 14px;
  background: var(--color-surface-alt);
  border-radius: var(--radius-md);
}

/* ---------- Icon helper ---------- */

.icon {
  display: inline-block;
  width: 18px;
  height: 18px;
  stroke: currentColor;
  stroke-width: 1.6;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  vertical-align: middle;
}

/* ============================================
   Mobile refinements
   ============================================ */

@media (max-width: 900px) {
  .catalog-sidebar {
    position: static;
    top: auto;
    padding: 16px;
  }
  .catalog-toolbar { gap: 8px; }
  .catalog-toolbar .input,
  .catalog-toolbar .select { max-width: none !important; flex: 1 1 140px; }
}

@media (max-width: 600px) {
  .container { padding: 0 16px; }
  .section { padding: 40px 0; }
  .section--tight { padding: 28px 0; }

  h1 { font-size: 28px; }
  h2 { font-size: 22px; }
  h3 { font-size: 18px; }

  .site-header { padding: 10px 12px 0; }
  body { padding-top: calc(var(--header-h) + 10px); }
  .site-header__inner { padding: 0 14px; gap: 12px; }
  .brand-logo__img { height: 28px; }

  .hero { padding: 12px 12px 0; }
  .hero h1 { font-size: 26px; margin-bottom: 14px; }
  .hero__subtitle { font-size: 15px; margin-bottom: 22px; }
  .hero__actions { gap: 10px; }
  .hero__actions .btn { flex: 1 1 100%; }
  .hero__certs { margin-top: 24px; gap: 8px; }
  .hero .badge-cert { font-size: 12px; padding: 5px 10px; }

  .section-header { margin-bottom: 20px; gap: 12px; align-items: flex-start; }
  .section-header__link { font-size: 14px; }

  .features { gap: 12px; }
  .feature { padding: 20px; }

  .page-hero { padding: 32px 0 20px; }
  .page-hero h1 { margin-bottom: 6px; }
  .page-hero p { font-size: 14px; }

  .product-detail { gap: 20px; }
  .product-info h1 { font-size: 22px; }
  .product-info__price { font-size: 26px; margin: 12px 0 18px; }
  .product-info__badges { margin-bottom: 16px; }
  .product-purchase { gap: 10px; }
  .product-purchase .qty-control { flex: 0 0 auto; }
  .product-purchase .btn,
  .product-purchase .cart-qty-widget { flex: 1 1 100%; }
  .product-purchase .cart-qty-widget__link { flex: 1; justify-content: center; }
  .product-section { margin-top: 24px; padding-top: 20px; }

  .cart-item { padding: 12px; gap: 12px; }
  .cart-item__image { width: 72px; height: 72px; }
  .cart-item__actions {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
  }
  .cart-summary { padding: 18px; }
  .cart-summary__total { font-size: 18px; }
  .cart-empty { padding: 40px 20px; }

  .brand-card { padding: 18px; }
  .brand-card__logo { width: 64px; height: 64px; }

  .toast-container { left: 12px; right: 12px; bottom: 12px; }
  .toast { max-width: none; }

  .site-footer { padding: 36px 0 24px; margin-top: 40px; }
  .site-footer__grid { gap: 24px; margin-bottom: 24px; }
  .site-footer__bottom { flex-direction: column; gap: 6px; }
}

@media (max-width: 420px) {
  .site-header__inner { gap: 8px; padding: 0 10px; }
  .cart-link { height: 36px; padding: 0 8px; }
  .mobile-menu-btn { width: 36px; height: 36px; }
}