/* ==========================================================================
   Империя самоцветов — дизайн-система
   Luxury + Minimalism + Editorial
   ========================================================================== */

:root {
  /* ---- palette ---- */
  --ivory:        #F7F4EF;
  --ivory-deep:   #EFEAE2;
  --paper:        #FCFBF9;
  --white:        #FFFFFF;
  --ink:          #171512;
  --graphite:     #2B2823;
  --slate:        #5B564D;
  --sand:         #A89F91;
  --champagne:    #B99A68;
  --champagne-soft:#E6D9C4;
  --line:         rgba(23, 21, 18, 0.10);
  --line-soft:    rgba(23, 21, 18, 0.06);
  --err:          #9C3B2E;

  /* ---- type ---- */
  --font-serif:  "Fraunces", "Georgia", "Times New Roman", serif;
  --font-sans:   "Manrope", "Helvetica Neue", Arial, sans-serif;

  /* ---- scale ---- */
  --t-2xl: clamp(2.4rem, 5.2vw, 4.5rem);
  --t-xl:  clamp(2rem, 4vw, 3.25rem);
  --t-lg:  clamp(1.5rem, 2.6vw, 2.25rem);
  --t-md:  clamp(1.15rem, 1.7vw, 1.4rem);
  --t-base: 1rem;
  --t-sm:  0.875rem;
  --t-xs:  0.75rem;

  /* ---- spacing ---- */
  --sp-1: 0.5rem;  --sp-2: 1rem;  --sp-3: 1.5rem;  --sp-4: 2rem;
  --sp-5: 3rem;    --sp-6: 4.5rem; --sp-7: 6.5rem; --sp-8: 9rem;

  /* ---- layout ---- */
  --container: 1280px;
  --header-h: 84px;
  --topbar-h: 36px;
  --radius: 2px;

  /* ---- motion ---- */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 0.5s;
}

/* ==========================================================================
   Reset & base
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: var(--t-base);
  line-height: 1.6;
  color: var(--ink);
  background: var(--ivory);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
input, select, textarea { font: inherit; color: inherit; }
ul, ol { list-style: none; }
svg { display: block; }

::selection { background: var(--champagne); color: var(--white); }

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--ink); color: var(--ivory);
  padding: 0.75rem 1.25rem; z-index: 300;
}
.skip-link:focus { left: 0; }

:focus-visible {
  outline: 2px solid var(--champagne);
  outline-offset: 3px;
}

/* ==========================================================================
   Typography
   ========================================================================== */

.serif { font-family: var(--font-serif); font-weight: 400; }

h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: -0.015em;
  color: var(--ink);
}

.eyebrow {
  font-family: var(--font-sans);
  font-size: var(--t-xs);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: var(--sp-3);
}

.eyebrow--gold { color: var(--champagne); }

.lead {
  font-size: var(--t-md);
  line-height: 1.55;
  color: var(--slate);
  font-weight: 300;
}

/* ==========================================================================
   Layout
   ========================================================================== */

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--sp-4);
}

.section { padding: var(--sp-7) 0; }
.section--tight { padding: var(--sp-5) 0; }
.section--ink {
  background: var(--ink); color: var(--ivory);
}
.section--ink h1, .section--ink h2, .section--ink h3 { color: var(--ivory); }
.section--ink .lead, .section--ink .eyebrow { color: rgba(247,244,239,0.65); }
.section--paper { background: var(--paper); }

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--sp-4);
  margin-bottom: var(--sp-5);
}

.section-head h2 { font-size: var(--t-xl); }

/* ==========================================================================
   Topbar — тонкая премиальная полоска (локация + телефоны)
   ========================================================================== */

.topbar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 110;
  background: var(--ink);
  color: rgba(247, 244, 239, 0.75);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  transition: transform 0.4s var(--ease);
}
.topbar.hide { transform: translateY(-100%); }

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  height: 36px;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--sp-4);
}

.topbar-loc {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.66rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.topbar-contacts { display: flex; align-items: center; gap: var(--sp-3); white-space: nowrap; }
.topbar-contacts a { color: rgba(247, 244, 239, 0.85); transition: color 0.3s; }
.topbar-contacts a:hover { color: var(--champagne); }
.topbar-sep { width: 1px; height: 12px; background: rgba(247,244,239,0.25); }

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  top: var(--topbar-h);
  z-index: 100;
  background: rgba(247, 244, 239, 0.82);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  border-bottom: 1px solid transparent;
  transition: top 0.4s var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.site-header.topbar-off { top: 0; }

.site-header.is-scrolled {
  background: rgba(247, 244, 239, 0.92);
  border-color: var(--line);
}

.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  height: var(--header-h);
  padding: 0 var(--sp-4);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--sp-3);
  transition: height var(--dur) var(--ease);
}

.site-header.is-scrolled .header-inner { height: 64px; }

.header-logo {
  display: inline-flex;
  align-items: center;
  justify-self: start;
  min-width: 0;
}

.logo-img {
  display: block;
  height: 54px;
  width: auto;
}

.footer-logo {
  display: block;
  height: 66px;
  width: auto;
}

.header-nav {
  display: flex;
  gap: var(--sp-4);
  justify-self: center;
}

.header-nav a {
  font-size: var(--t-sm);
  letter-spacing: 0.04em;
  color: var(--slate);
  position: relative;
  padding: 0.25rem 0;
  transition: color 0.3s var(--ease);
}
.header-nav a::after {
  content: "";
  position: absolute; left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.45s var(--ease);
}
.header-nav a:hover { color: var(--ink); }
.header-nav a:hover::after, .header-nav a.is-active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-actions {
  display: flex;
  gap: 0.35rem;
  justify-self: end;
  align-items: center;
}

.icon-btn {
  position: relative;
  width: 42px; height: 42px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--ink);
  transition: background 0.3s var(--ease), color 0.3s var(--ease);
}
.icon-btn:hover { background: rgba(23, 21, 18, 0.06); }
.icon-btn svg { width: 20px; height: 20px; }

.badge {
  position: absolute;
  top: 2px; right: 0;
  min-width: 16px; height: 16px;
  padding: 0 4px;
  border-radius: 8px;
  background: var(--champagne);
  color: var(--white);
  font-size: 0.62rem;
  font-weight: 700;
  display: grid;
  place-items: center;
  transform: scale(0);
  transition: transform 0.35s var(--ease);
}
.badge.show { transform: scale(1); }

.burger { display: none; }

/* ==========================================================================
   Mobile menu
   ========================================================================== */

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 95;
  background: var(--ivory);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: calc(var(--header-h) + var(--topbar-h) + var(--sp-3)) var(--sp-4) var(--sp-5);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition: opacity 0.45s var(--ease), transform 0.45s var(--ease), visibility 0.45s;
}
.mobile-menu.open { opacity: 1; visibility: visible; transform: none; }

.mobile-nav { display: flex; flex-direction: column; gap: var(--sp-2); }
.mobile-nav a {
  font-family: var(--font-serif);
  font-size: var(--t-lg);
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--line-soft);
}
.mobile-menu-foot {
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
  color: var(--slate);
  font-size: var(--t-sm);
  letter-spacing: 0.05em;
}

/* ==========================================================================
   Search overlay
   ========================================================================== */

.search-overlay {
  position: fixed;
  inset: 0;
  z-index: 150;
  background: rgba(247, 244, 239, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s var(--ease), visibility 0.4s;
}
.search-overlay.open { opacity: 1; visibility: visible; }

.search-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: var(--sp-7) var(--sp-4) var(--sp-6);
}

.search-top {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  border-bottom: 1px solid var(--line);
  padding-bottom: var(--sp-3);
}

.search-field {
  flex: 1;
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}
.search-field svg { width: 22px; height: 22px; color: var(--slate); flex: none; }
.search-field input {
  width: 100%;
  border: none;
  background: none;
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  color: var(--ink);
  outline: none;
}
.search-field input::placeholder { color: var(--sand); }

.search-body { padding-top: var(--sp-5); }
.search-hints {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-6);
}
.search-label {
  font-size: var(--t-xs);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sand);
  margin-bottom: var(--sp-3);
}
.search-hint-links { display: flex; flex-direction: column; gap: 0.6rem; }
.search-hint-links button {
  text-align: left;
  font-size: var(--t-md);
  color: var(--slate);
  transition: color 0.3s var(--ease);
}
.search-hint-links button:hover { color: var(--ink); }
.search-hint-links .chip-count { color: var(--sand); font-size: var(--t-sm); margin-left: 0.4rem; }

.search-results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--sp-4);
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--ivory-deep);
}

.hero-media {
  position: absolute;
  inset: 0;
}
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  transform: scale(1.04);
  animation: heroZoom 2.2s var(--ease) forwards;
}
@keyframes heroZoom { to { transform: scale(1); } }

.hero-scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to top, rgba(15, 13, 10, 0.78) 0%, rgba(15, 13, 10, 0.35) 38%, rgba(15, 13, 10, 0.12) 60%, rgba(15, 13, 10, 0.28) 100%),
    linear-gradient(to right, rgba(15, 13, 10, 0.42) 0%, rgba(15, 13, 10, 0.1) 55%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: var(--sp-8) 0 var(--sp-7);
}

.hero-kicker {
  color: var(--champagne-soft);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  font-size: var(--t-xs);
  font-weight: 600;
  margin-bottom: var(--sp-3);
  opacity: 0;
  animation: fadeUp 0.9s var(--ease) 0.15s forwards;
}

.hero-title {
  color: var(--white);
  font-size: clamp(2.6rem, 7vw, 5.5rem);
  font-weight: 400;
  line-height: 1.04;
  letter-spacing: -0.02em;
  max-width: 14em;
  opacity: 0;
  animation: fadeUp 1s var(--ease) 0.3s forwards;
}
.hero-title em {
  font-style: italic;
  color: var(--champagne-soft);
}

.hero-sub {
  margin-top: var(--sp-3);
  color: rgba(247, 244, 239, 0.85);
  font-weight: 300;
  font-size: var(--t-md);
  max-width: 34em;
  opacity: 0;
  animation: fadeUp 1s var(--ease) 0.45s forwards;
}

.hero-cta {
  margin-top: var(--sp-5);
  display: flex;
  gap: var(--sp-3);
  align-items: center;
  opacity: 0;
  animation: fadeUp 1s var(--ease) 0.6s forwards;
}

.hero-scroll {
  position: absolute;
  right: var(--sp-4);
  bottom: var(--sp-4);
  z-index: 3;
  color: rgba(247, 244, 239, 0.7);
  font-size: var(--t-xs);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  writing-mode: vertical-rl;
  opacity: 0;
  animation: fadeIn 1s var(--ease) 1s forwards;
}
.hero-scroll::after {
  content: "";
  width: 1px; height: 56px;
  background: linear-gradient(to bottom, currentColor, transparent);
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(26px); }
  to   { opacity: 1; transform: none; }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 1rem 2.2rem;
  font-size: var(--t-sm);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.4s var(--ease);
  white-space: nowrap;
}

.btn--ink { background: var(--ink); color: var(--ivory); }
.btn--ink:hover { background: var(--graphite); transform: translateY(-1px); box-shadow: 0 12px 28px rgba(23,21,18,0.18); }

.btn--light { background: var(--white); color: var(--ink); }
.btn--light:hover { background: var(--ivory-deep); transform: translateY(-1px); box-shadow: 0 12px 28px rgba(23,21,18,0.16); }

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

.btn--ghost-light { border-color: rgba(247,244,239,0.4); color: var(--ivory); background: transparent; }
.btn--ghost-light:hover { border-color: var(--ivory); }

.btn--gold { background: var(--champagne); color: var(--white); }
.btn--gold:hover { background: #A8895A; transform: translateY(-1px); box-shadow: 0 12px 28px rgba(185,154,104,0.35); }

.btn--block { width: 100%; }
.btn[disabled] { opacity: 0.45; cursor: not-allowed; transform: none !important; box-shadow: none !important; }

.btn--sm { padding: 0.6rem 1.3rem; font-size: var(--t-xs); }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-size: var(--t-sm);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
}
.link-arrow::after {
  content: "";
  width: 34px; height: 1px;
  background: currentColor;
  transition: width 0.4s var(--ease);
}
.link-arrow:hover::after { width: 52px; }

.link-arrow--light { color: var(--ivory); }

/* ==========================================================================
   Collections band — крупные плитки коллекций (в стиле princess-jewelry)
   ========================================================================== */

.band-intro {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  line-height: 1.3;
  color: var(--ink);
  max-width: 20em;
  margin-bottom: var(--sp-5);
}

.band-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-3);
}

.band-item {
  position: relative;
  display: block;
  overflow: hidden;
  background: var(--ivory-deep);
}
.band-item img {
  width: 100%;
  height: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  transition: transform 1.4s var(--ease);
}
.band-item:hover img { transform: scale(1.05); }

.band-item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15,13,10,0.5), rgba(15,13,10,0) 55%);
}

.band-label {
  position: absolute;
  left: var(--sp-3);
  right: var(--sp-3);
  bottom: var(--sp-3);
  z-index: 2;
  color: var(--white);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.band-label .bl-title {
  font-family: var(--font-serif);
  font-size: var(--t-lg);
  line-height: 1.15;
}
.band-label .bl-count {
  font-size: var(--t-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(247,244,239,0.8);
}

/* ==========================================================================
   Stone blocks — storytelling о камнях + популярные украшения
   ========================================================================== */

.stone-banner {
  overflow: hidden;
  margin: var(--sp-5) 0;
  background: var(--ivory-deep);
}
.stone-banner img {
  width: 100%;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  transition: transform 1.6s var(--ease);
}
.stone-banner:hover img { transform: scale(1.03); }

.stone-block {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr);
  gap: var(--sp-6);
  align-items: start;
  padding: var(--sp-6) 0;
  border-bottom: 1px solid var(--line);
}
.stone-block:first-of-type { padding-top: 0; }

.stone-essay { position: sticky; top: calc(var(--header-h) + var(--topbar-h) + var(--sp-4)); }
.stone-essay .eyebrow { margin-bottom: var(--sp-2); }
.stone-essay h2 { font-size: clamp(2rem, 4.5vw, 3.4rem); margin-bottom: var(--sp-3); }
.stone-essay p { color: var(--slate); font-weight: 300; line-height: 1.75; max-width: 30em; }
.stone-essay .link-arrow { margin-top: var(--sp-3); }

.stone-products { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-3); }
.stone-products .pcard-name { font-size: var(--t-xs); }

/* ==========================================================================
   Product card
   ========================================================================== */

.grid-products {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4) var(--sp-3);
}

.pcard {
  position: relative;
  display: block;
  animation: cardIn 0.6s var(--ease) both;
}

.pcard-media {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: var(--ivory-deep);
}

.pcard-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease), opacity 0.5s var(--ease);
}
.pcard-media img.second {
  opacity: 0;
  transform: scale(1.05);
}
.pcard:hover .pcard-media img.first { opacity: 0; }
.pcard:hover .pcard-media img.second { opacity: 1; transform: scale(1.02); }
.pcard:hover .pcard-media img { transform: scale(1.05); }

.pcard-tags {
  position: absolute;
  top: var(--sp-2);
  left: var(--sp-2);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  z-index: 2;
}

.tag {
  display: inline-block;
  padding: 0.28rem 0.7rem;
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-radius: 999px;
  background: rgba(247, 244, 239, 0.9);
  color: var(--ink);
  backdrop-filter: blur(6px);
}
.tag--gold { background: var(--champagne); color: var(--white); }
.tag--dark { background: var(--ink); color: var(--ivory); }

.pcard-fav {
  position: absolute;
  top: var(--sp-2);
  right: var(--sp-2);
  z-index: 3;
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(247, 244, 239, 0.88);
  backdrop-filter: blur(6px);
  display: grid;
  place-items: center;
  color: var(--ink);
  transition: transform 0.35s var(--ease), background 0.35s var(--ease);
}
.pcard-fav svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.5; }
.pcard-fav:hover { transform: scale(1.1); }
.pcard-fav.active { color: var(--champagne); }
.pcard-fav.active svg { fill: var(--champagne); }

.pcard-quick {
  display: block;
  padding: 0.85rem 1rem;
  background: var(--ink);
  color: var(--ivory);
  font-size: var(--t-xs);
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-align: center;
  border-radius: var(--radius);
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transform: translateY(-6px);
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease), max-height 0.45s var(--ease), margin-top 0.4s var(--ease);
}
.pcard:hover .pcard-quick, .pcard-quick:focus-visible {
  opacity: 1;
  max-height: 52px;
  transform: none;
  margin-top: var(--sp-2);
}

.pcard-body {
  padding-top: var(--sp-2);
  display: grid;
  gap: 0.15rem;
}

.pcard-name {
  font-size: var(--t-sm);
  line-height: 1.45;
  color: var(--ink);
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.pcard-meta {
  font-size: var(--t-xs);
  color: var(--sand);
  letter-spacing: 0.03em;
  display: flex;
  align-items: center;
  gap: 0.45rem;
}
.pcard-meta .avail-dot { color: var(--champagne); }

.pcard-price {
  margin-top: 0.45rem;
  font-size: var(--t-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
}
.pcard-price .request { font-weight: 400; color: var(--champagne); letter-spacing: 0.08em; text-transform: uppercase; font-size: var(--t-xs); }

@keyframes cardIn {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: none; }
}

/* ==========================================================================
   Category tiles
   ========================================================================== */

.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-3);
}

.cat-tile {
  position: relative;
  display: block;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--ivory-deep);
}
.cat-tile img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 1.4s var(--ease);
}
.cat-tile:hover img { transform: scale(1.06); }

.cat-tile::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(20,18,14,0.55), rgba(20,18,14,0) 55%);
  transition: background 0.5s var(--ease);
}

.cat-tile-label {
  position: absolute;
  left: var(--sp-3);
  bottom: var(--sp-3);
  z-index: 2;
  color: var(--white);
  font-family: var(--font-serif);
  font-size: var(--t-lg);
  line-height: 1.2;
}
.cat-tile-label span {
  display: block;
  font-family: var(--font-sans);
  font-size: var(--t-xs);
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(247,244,239,0.75);
  margin-top: 0.3rem;
}

/* ==========================================================================
   Editorial split / brand sections
   ========================================================================== */

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-6);
  align-items: center;
}

.split-media {
  position: relative;
  overflow: hidden;
  background: var(--ivory-deep);
}
.split-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.6s var(--ease);
}
.split:hover .split-media img { transform: scale(1.04); }
.split-media--portrait { aspect-ratio: 3 / 4; }
.split-media--square { aspect-ratio: 1 / 1; }

.split-body h2 { font-size: var(--t-xl); margin-bottom: var(--sp-3); }
.split-body p { margin-bottom: var(--sp-3); }

/* ==========================================================================
   Stats / values
   ========================================================================== */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4);
  border-top: 1px solid var(--line);
  padding-top: var(--sp-5);
}

.stat-value {
  font-family: var(--font-serif);
  font-size: var(--t-xl);
  color: var(--champagne);
}
.stat-label {
  margin-top: 0.4rem;
  font-size: var(--t-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--slate);
}

/* ==========================================================================
   Catalog page
   ========================================================================== */

.page-hero {
  padding: calc(var(--header-h) + var(--topbar-h) + var(--sp-6)) 0 var(--sp-5);
}
.page-hero h1 { font-size: var(--t-xl); }
.page-hero .crumb {
  font-size: var(--t-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sand);
  margin-bottom: var(--sp-3);
}

.catalog-layout {
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: var(--sp-5);
  align-items: start;
}

.filters { position: sticky; top: calc(var(--header-h) + var(--topbar-h) + var(--sp-3)); }

.filter-group { margin-bottom: var(--sp-4); }

.filter-title {
  font-size: var(--t-xs);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--sand);
  margin-bottom: var(--sp-2);
}

.filter-list { display: flex; flex-direction: column; gap: 0.15rem; }

.filter-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.5rem 0.25rem;
  font-size: var(--t-sm);
  color: var(--slate);
  cursor: pointer;
  border: none;
  background: none;
  text-align: left;
  width: 100%;
  transition: color 0.3s var(--ease);
}
.filter-item:hover { color: var(--ink); }
.filter-item.is-active { color: var(--ink); font-weight: 600; }
.filter-item .cnt { color: var(--sand); font-size: var(--t-xs); }
.filter-item.is-active .cnt { color: var(--champagne); }

.filter-item::before {
  content: "";
  width: 10px; height: 10px;
  border: 1px solid var(--line);
  border-radius: 50%;
  flex: none;
  transition: all 0.3s var(--ease);
}
.filter-item:hover::before { border-color: var(--sand); }
.filter-item.is-active::before {
  border-color: var(--champagne);
  background: var(--champagne);
  box-shadow: inset 0 0 0 2px var(--ivory);
}

.filter-price { display: grid; grid-template-columns: 1fr 1fr; gap: 0.6rem; }
.filter-price input {
  width: 100%;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--line);
  background: var(--white);
  font-size: var(--t-sm);
  border-radius: var(--radius);
  outline: none;
  transition: border-color 0.3s;
}
.filter-price input:focus { border-color: var(--champagne); }

.filter-reset {
  margin-top: var(--sp-3);
  font-size: var(--t-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sand);
  text-decoration: underline;
  text-underline-offset: 4px;
}
.filter-reset:hover { color: var(--ink); }

.catalog-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  margin-bottom: var(--sp-4);
}

.catalog-count { font-size: var(--t-sm); color: var(--slate); }

.sort-select {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.sort-select select {
  appearance: none;
  border: none;
  background: none;
  font-size: var(--t-sm);
  color: var(--ink);
  padding: 0.4rem 1.6rem 0.4rem 0.2rem;
  cursor: pointer;
  outline: none;
}
.sort-select::after {
  content: "";
  position: absolute;
  right: 0.2rem;
  width: 8px; height: 8px;
  border-right: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
  transform: rotate(45deg) translateY(-3px);
  pointer-events: none;
}

.filter-toggle-mobile { display: none; }

.catalog-empty {
  padding: var(--sp-7) 0;
  text-align: center;
  color: var(--slate);
}
.catalog-empty h3 { margin-bottom: var(--sp-2); }

/* ==========================================================================
   Product page
   ========================================================================== */

.product-layout {
  padding-top: calc(var(--header-h) + var(--topbar-h) + var(--sp-4));
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: var(--sp-6);
  align-items: start;
}

.gallery {
  position: sticky;
  top: calc(var(--header-h) + var(--topbar-h) + var(--sp-3));
  display: grid;
  gap: var(--sp-2);
}

.gallery-main {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: var(--ivory-deep);
}
.gallery-main img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.6s var(--ease);
}
.gallery-main img.show { opacity: 1; }

.gallery-thumbs {
  display: flex;
  gap: var(--sp-1);
  flex-wrap: wrap;
}
.gallery-thumb {
  width: 64px; height: 64px;
  overflow: hidden;
  border: 1px solid transparent;
  cursor: pointer;
  opacity: 0.55;
  transition: opacity 0.3s, border-color 0.3s;
  background: var(--ivory-deep);
}
.gallery-thumb img { width: 100%; height: 100%; object-fit: cover; }
.gallery-thumb:hover { opacity: 0.9; }
.gallery-thumb.is-active { opacity: 1; border-color: var(--champagne); }

.product-info { padding-top: var(--sp-2); }

.product-crumb {
  font-size: var(--t-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sand);
  margin-bottom: var(--sp-3);
  display: flex;
  gap: 0.6rem;
  align-items: center;
}
.product-crumb a:hover { color: var(--ink); }
.product-crumb .sep { color: var(--line); }

.product-title {
  font-size: clamp(1.9rem, 3.2vw, 2.9rem);
  line-height: 1.12;
  margin-bottom: var(--sp-2);
}

.product-sku {
  font-size: var(--t-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sand);
  margin-bottom: var(--sp-4);
}

.product-price-row {
  display: flex;
  align-items: baseline;
  gap: var(--sp-3);
  margin-bottom: var(--sp-4);
}
.product-price {
  font-family: var(--font-serif);
  font-size: var(--t-lg);
  font-weight: 500;
}
.product-price .request-price { font-style: italic; color: var(--champagne); }

.avail {
  font-size: var(--t-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--champagne);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.avail::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--champagne);
}

.product-desc {
  color: var(--slate);
  font-weight: 300;
  line-height: 1.7;
  margin-bottom: var(--sp-4);
  white-space: pre-line;
}

.product-buy {
  display: grid;
  gap: var(--sp-2);
  margin-bottom: var(--sp-4);
}

.qty-row {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}
.qty {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: var(--radius);
}
.qty button {
  width: 42px; height: 44px;
  font-size: 1.1rem;
  color: var(--slate);
  transition: color 0.3s;
}
.qty button:hover { color: var(--ink); }
.qty input {
  width: 44px;
  text-align: center;
  border: none;
  background: none;
  font-weight: 600;
  -moz-appearance: textfield;
  appearance: textfield;
}
.qty input::-webkit-outer-spin-button, .qty input::-webkit-inner-spin-button { -webkit-appearance: none; }

.product-facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-2);
  border-top: 1px solid var(--line);
  padding-top: var(--sp-3);
  margin-bottom: var(--sp-5);
}
.fact { display: flex; gap: 0.7rem; align-items: center; font-size: var(--t-xs); color: var(--slate); }
.fact svg { width: 16px; height: 16px; color: var(--champagne); flex: none; }

.accordion {
  border-top: 1px solid var(--line);
}
.accordion-item { border-bottom: 1px solid var(--line); }

.accordion-head {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.1rem 0;
  font-size: var(--t-sm);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.accordion-head::after {
  content: "";
  width: 10px; height: 10px;
  border-right: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
  transform: rotate(45deg);
  transition: transform 0.4s var(--ease);
}
.accordion-item.open .accordion-head::after { transform: rotate(-135deg); }

.accordion-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.5s var(--ease);
}
.accordion-item.open .accordion-body { grid-template-rows: 1fr; }
.accordion-body > div { overflow: hidden; }
.accordion-inner {
  padding: 0 0 var(--sp-3);
  color: var(--slate);
  font-weight: 300;
  line-height: 1.75;
  white-space: pre-line;
}

.related-section { padding-top: 0; }

/* ==========================================================================
   Collections
   ========================================================================== */

.collection-hero {
  position: relative;
  min-height: 60svh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.collection-hero img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.collection-hero::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(20,18,14,0.6), rgba(20,18,14,0.15) 55%);
}
.collection-hero-content {
  position: relative;
  z-index: 2;
  padding: var(--sp-7) 0;
  color: var(--white);
}
.collection-hero h1 {
  color: var(--white);
  font-size: var(--t-xl);
}

/* ==========================================================================
   Cart drawer
   ========================================================================== */

.cart-drawer {
  position: fixed;
  inset: 0;
  z-index: 200;
  pointer-events: none;
}
.drawer-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(23, 21, 18, 0.4);
  opacity: 0;
  transition: opacity 0.4s var(--ease);
}
.drawer-panel {
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: min(460px, 100%);
  background: var(--ivory);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.55s var(--ease);
  box-shadow: -24px 0 60px rgba(23,21,18,0.12);
}
.cart-drawer.open { pointer-events: auto; }
.cart-drawer.open .drawer-backdrop { opacity: 1; }
.cart-drawer.open .drawer-panel { transform: none; }

.drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-3) var(--sp-4);
  border-bottom: 1px solid var(--line);
}
.drawer-title {
  font-family: var(--font-serif);
  font-size: var(--t-md);
}

.drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--sp-3) var(--sp-4);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.cart-item {
  display: grid;
  grid-template-columns: 76px 1fr auto;
  gap: var(--sp-2);
  align-items: start;
}
.cart-item-img {
  width: 76px; height: 96px;
  overflow: hidden;
  background: var(--ivory-deep);
}
.cart-item-img img { width: 100%; height: 100%; object-fit: cover; }
.cart-item-name { font-size: var(--t-sm); line-height: 1.4; }
.cart-item-meta { font-size: var(--t-xs); color: var(--sand); margin-top: 0.2rem; }
.cart-item-price { font-size: var(--t-sm); font-weight: 600; margin-top: 0.4rem; }

.cart-item-side { display: flex; flex-direction: column; align-items: flex-end; gap: 0.5rem; }
.cart-item-remove {
  font-size: var(--t-xs);
  color: var(--sand);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.cart-item-remove:hover { color: var(--ink); }

.cart-qty { display: inline-flex; align-items: center; border: 1px solid var(--line); background: var(--white); }
.cart-qty button { width: 26px; height: 26px; font-size: 0.9rem; color: var(--slate); }
.cart-qty button:hover { color: var(--ink); }
.cart-qty input { width: 30px; text-align: center; border: none; background: none; font-size: var(--t-sm); font-weight: 600; -moz-appearance: textfield; }

.cart-summary {
  border-top: 1px solid var(--line);
  padding-top: var(--sp-3);
  margin-top: auto;
  display: grid;
  gap: var(--sp-2);
}
.cart-total {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-serif);
  font-size: var(--t-md);
}
.cart-empty {
  text-align: center;
  padding: var(--sp-6) 0;
  color: var(--slate);
  display: grid;
  gap: var(--sp-3);
  justify-items: center;
}

/* ==========================================================================
   Checkout
   ========================================================================== */

.checkout-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--sp-6);
  align-items: start;
}

.checkout-steps { display: flex; gap: var(--sp-1); margin-bottom: var(--sp-5); }
.checkout-step {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius);
  font-size: var(--t-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sand);
  border: 1px solid var(--line);
}
.checkout-step .num {
  width: 22px; height: 22px;
  border-radius: 50%;
  border: 1px solid currentColor;
  display: grid;
  place-items: center;
  font-size: 0.68rem;
  flex: none;
}
.checkout-step.is-current { color: var(--ink); border-color: var(--ink); }
.checkout-step.is-done { color: var(--champagne); border-color: var(--champagne); }

.form-grid { display: grid; gap: var(--sp-3); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-3); }

.field label {
  display: block;
  font-size: var(--t-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 0.45rem;
}
.field input, .field select, .field textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  font-size: var(--t-base);
  outline: none;
  transition: border-color 0.3s;
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--champagne); }
.field textarea { resize: vertical; min-height: 90px; }
.field .error-text { display: none; color: var(--err); font-size: var(--t-xs); margin-top: 0.3rem; }
.field.has-error input, .field.has-error select { border-color: var(--err); }
.field.has-error .error-text { display: block; }

.radio-card {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color 0.3s, background 0.3s;
}
.radio-card:hover { border-color: var(--sand); }
.radio-card.is-selected { border-color: var(--champagne); background: rgba(185,154,104,0.06); }
.radio-card input { accent-color: var(--champagne); }
.radio-card .rc-title { font-weight: 600; font-size: var(--t-sm); }
.radio-card .rc-sub { font-size: var(--t-xs); color: var(--sand); margin-top: 0.15rem; }

.checkout-side {
  position: sticky;
  top: calc(var(--header-h) + var(--topbar-h) + var(--sp-3));
  background: var(--paper);
  border: 1px solid var(--line);
  padding: var(--sp-4);
}
.checkout-side-title {
  font-family: var(--font-serif);
  font-size: var(--t-md);
  margin-bottom: var(--sp-3);
}
.co-item {
  display: grid;
  grid-template-columns: 46px 1fr auto;
  gap: var(--sp-2);
  align-items: center;
  padding: 0.6rem 0;
}
.co-item img { width: 46px; height: 58px; object-fit: cover; background: var(--ivory-deep); }
.co-item .co-name { font-size: var(--t-sm); line-height: 1.35; }
.co-item .co-price { font-size: var(--t-sm); font-weight: 600; }
.co-total {
  border-top: 1px solid var(--line);
  margin-top: var(--sp-2);
  padding-top: var(--sp-3);
  display: grid;
  gap: 0.4rem;
}
.co-total-row { display: flex; justify-content: space-between; font-size: var(--t-sm); color: var(--slate); }
.co-total-row.final {
  font-family: var(--font-serif);
  font-size: var(--t-md);
  color: var(--ink);
  border-top: 1px dashed var(--line);
  padding-top: var(--sp-2);
  margin-top: 0.4rem;
}

.order-success {
  text-align: center;
  max-width: 560px;
  margin: var(--sp-7) auto;
  padding: var(--sp-6);
  border: 1px solid var(--line);
  background: var(--paper);
}
.order-success .check {
  width: 64px; height: 64px;
  margin: 0 auto var(--sp-4);
  border-radius: 50%;
  border: 1px solid var(--champagne);
  color: var(--champagne);
  display: grid;
  place-items: center;
  animation: popIn 0.6s var(--ease);
}
.order-success .check svg { width: 26px; height: 26px; }
@keyframes popIn {
  from { transform: scale(0.6); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}

/* ==========================================================================
   Pages (about / materials / contacts)
   ========================================================================== */

.page-layout {
  padding: calc(var(--header-h) + var(--topbar-h) + var(--sp-6)) 0 var(--sp-7);
}

.text-page { max-width: 760px; }
.text-page h1 { font-size: var(--t-xl); margin-bottom: var(--sp-4); }
.text-page h3 { font-size: var(--t-md); margin: var(--sp-5) 0 var(--sp-2); }
.text-page p { color: var(--slate); font-weight: 300; line-height: 1.8; margin-bottom: var(--sp-3); }
.text-page .lead { font-size: var(--t-md); color: var(--ink); }

.materials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-4);
}
.material-card {
  border: 1px solid var(--line);
  padding: var(--sp-4);
  background: var(--paper);
  transition: border-color 0.4s var(--ease), transform 0.4s var(--ease);
}
.material-card:hover { border-color: var(--champagne); transform: translateY(-3px); }
.material-card h3 { font-size: var(--t-md); margin-bottom: 0.5rem; }
.material-card p { font-size: var(--t-sm); color: var(--slate); font-weight: 300; line-height: 1.7; }

.contacts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-4);
}
.contact-card {
  border: 1px solid var(--line);
  padding: var(--sp-5);
  background: var(--paper);
}
.contact-card h3 { font-size: var(--t-md); margin-bottom: var(--sp-2); }
.contact-card .ccity {
  font-size: var(--t-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--champagne);
  margin-bottom: 0.5rem;
}
.contact-card p { color: var(--slate); margin-bottom: 0.3rem; }
.contact-card a.tel {
  font-family: var(--font-serif);
  font-size: var(--t-md);
  color: var(--ink);
  display: inline-block;
  margin-top: var(--sp-2);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background: var(--ink);
  color: rgba(247, 244, 239, 0.65);
  padding: var(--sp-7) 0 var(--sp-5);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: var(--sp-5);
}
.footer-brand p { font-size: var(--t-sm); font-weight: 300; margin-top: var(--sp-3); max-width: 28em; }
.footer-col h4 {
  font-size: var(--t-xs);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sand);
  margin-bottom: var(--sp-3);
}
.footer-col a, .footer-col span {
  display: block;
  font-size: var(--t-sm);
  padding: 0.3rem 0;
  color: rgba(247, 244, 239, 0.75);
  transition: color 0.3s;
}
.footer-col a:hover { color: var(--champagne); }
.footer-bottom {
  margin-top: var(--sp-6);
  padding-top: var(--sp-3);
  border-top: 1px solid rgba(247,244,239,0.12);
  display: flex;
  justify-content: space-between;
  gap: var(--sp-3);
  font-size: var(--t-xs);
  color: rgba(247,244,239,0.4);
}

/* ==========================================================================
   Toast
   ========================================================================== */

.toast {
  position: fixed;
  left: 50%;
  bottom: var(--sp-4);
  transform: translate(-50%, 20px);
  background: var(--ink);
  color: var(--ivory);
  padding: 0.9rem 1.6rem;
  font-size: var(--t-sm);
  border-radius: var(--radius);
  opacity: 0;
  visibility: hidden;
  transition: all 0.45s var(--ease);
  z-index: 300;
  box-shadow: 0 16px 40px rgba(23,21,18,0.25);
}
.toast.show { opacity: 1; visibility: visible; transform: translate(-50%, 0); }

/* ==========================================================================
   Reveal on scroll
   ========================================================================== */

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1080px) {
  .grid-products { grid-template-columns: repeat(3, 1fr); }
  .header-nav { gap: var(--sp-3); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  :root { --header-h: 64px; --topbar-h: 32px; }

  .container { padding: 0 20px; }

  .topbar-inner { justify-content: center; height: 32px; }
  .topbar-loc { display: none; }
  .topbar-contacts { gap: var(--sp-2); font-size: 0.66rem; }

  .band-cols { grid-template-columns: 1fr; gap: var(--sp-2); }
  .band-item img { aspect-ratio: 4 / 3; }
  .band-label .bl-title { font-size: var(--t-md); }

  .stone-block { grid-template-columns: 1fr; gap: var(--sp-4); padding: var(--sp-5) 0; }
  .stone-essay { position: static; }
  .stone-essay h2 { font-size: clamp(1.8rem, 7vw, 2.6rem); }
  .stone-products { grid-template-columns: 1fr 1fr; gap: var(--sp-3) var(--sp-2); }
  .stone-products .pcard:nth-child(3) { display: none; }
  .stone-banner img { aspect-ratio: 4 / 3; }

  .header-inner { grid-template-columns: 1fr auto; gap: var(--sp-2); }
  .header-nav { display: none; }
  .burger { display: grid; }
  .header-actions { gap: 0; }
  .logo-img { height: 45px; }

  /* hero — компактная кампания */
  .hero-content { padding: var(--sp-7) 0 var(--sp-5); }
  .hero-title { font-size: clamp(2.2rem, 11.5vw, 3.2rem); }
  .hero-sub { font-size: var(--t-base); margin-top: var(--sp-3); }
  .hero-cta {
    flex-direction: column;
    align-items: stretch;
    gap: var(--sp-2);
    max-width: 320px;
  }
  .hero-cta .btn { width: 100%; }

  .grid-products { grid-template-columns: repeat(2, 1fr); gap: var(--sp-3) var(--sp-2); }
  .category-grid { grid-template-columns: 1fr 1fr; gap: var(--sp-2); }
  .cat-tile-label { left: var(--sp-2); bottom: var(--sp-2); font-size: var(--t-md); }

  .split { grid-template-columns: 1fr; gap: var(--sp-4); }
  .stats-grid { grid-template-columns: 1fr 1fr; }

  /* кнопки — комфортный тач-таргет */
  .btn { min-height: 48px; padding: 0.9rem 1.6rem; }

  .catalog-layout { grid-template-columns: 1fr; }
  .filters {
    position: fixed;
    inset: 0;
    z-index: 160;
    background: var(--ivory);
    padding: calc(var(--header-h) + var(--topbar-h) + var(--sp-3)) 20px var(--sp-4);
    padding-bottom: calc(var(--sp-4) + env(safe-area-inset-bottom));
    overflow-y: auto;
    transform: translateY(100%);
    transition: transform 0.5s var(--ease);
  }
  .filters.open { transform: none; }
  .filters-close { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--sp-4); }
  .filter-item { padding: 0.8rem 0.25rem; font-size: var(--t-base); }
  .filter-toggle-mobile {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.7rem 1.2rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    font-size: var(--t-xs);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    background: var(--white);
  }

  .catalog-toolbar { flex-wrap: wrap; row-gap: var(--sp-2); }
  .catalog-toolbar .catalog-count { flex: 1 1 100%; order: -1; }

  .product-layout { grid-template-columns: 1fr; gap: var(--sp-4); }
  .gallery { position: static; }
  .gallery-thumbs { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 4px; -webkit-overflow-scrolling: touch; }
  .gallery-thumb { flex: none; width: 56px; height: 56px; }
  .product-title { font-size: clamp(1.6rem, 6vw, 2.2rem); }
  .product-desc { font-size: var(--t-sm); }
  .product-facts { grid-template-columns: 1fr; gap: var(--sp-3); }
  .qty button { width: 44px; height: 48px; }
  .qty input { width: 40px; }

  .checkout-layout { grid-template-columns: 1fr; }
  .checkout-side { position: static; }
  .checkout-step { flex: 1 1 45%; min-height: 44px; }
  .field input, .field select, .field textarea { min-height: 48px; padding: 0.8rem 0.9rem; }

  .form-row { grid-template-columns: 1fr; }

  .materials-grid, .contacts-grid { grid-template-columns: 1fr; }

  .search-inner { padding: calc(var(--header-h) + var(--topbar-h) + var(--sp-4)) 20px var(--sp-5); }
  .search-field input { font-size: clamp(1.35rem, 5.5vw, 1.9rem); }
  .search-hints { grid-template-columns: 1fr; gap: var(--sp-4); }
  .search-results-grid { grid-template-columns: repeat(2, 1fr); gap: var(--sp-3) var(--sp-2); }
  .footer-grid { grid-template-columns: 1fr; gap: var(--sp-4); }
  .hero-scroll { display: none; }

  .mobile-menu { padding-bottom: calc(var(--sp-5) + env(safe-area-inset-bottom)); }
  .mobile-nav a { font-size: clamp(1.6rem, 6vw, 2rem); padding: 0.7rem 0; }

  .toast { left: 20px; right: 20px; transform: translateY(20px); text-align: center; }
  .toast.show { transform: none; }

  .cart-item { grid-template-columns: 64px 1fr auto; }
  .cart-item-img { width: 64px; height: 80px; }
  .drawer-panel { width: 100%; }
  .drawer-body { padding-bottom: calc(var(--sp-3) + env(safe-area-inset-bottom)); }
  .icon-btn { width: 40px; height: 40px; }

  /* коллекция на мобильном */
  .collection-hero { min-height: 46svh; }
  .collection-hero h1 { font-size: clamp(1.8rem, 7vw, 2.6rem); }
  .collection-hero-content { padding: var(--sp-5) 0; }

  /* место под плавающий buy-bar */
  .product-layout { margin-bottom: 64px; }
}

@media (max-width: 480px) {
  .grid-products { grid-template-columns: repeat(2, 1fr); gap: var(--sp-3) var(--sp-1); }
  .pcard-body { padding-top: var(--sp-1); }
  .pcard-name { font-size: var(--t-xs); line-height: 1.4; }
  .pcard-price { font-size: var(--t-xs); margin-top: 0.3rem; }
  .pcard-meta { font-size: 0.68rem; }
  .section { padding: var(--sp-6) 0; }
  .product-facts { grid-template-columns: 1fr; }
  .category-grid { grid-template-columns: 1fr; }
  .tag { font-size: 0.6rem; padding: 0.24rem 0.55rem; }
  .pcard-fav { width: 38px; height: 38px; top: var(--sp-1); right: var(--sp-1); }
  .pcard-tags { top: var(--sp-1); left: var(--sp-1); }
}

/* узкие экраны: шапка не должна наезжать */
@media (max-width: 400px) {
  .header-inner { gap: var(--sp-1); }
  .header-logo { gap: 10px; }
  .logo-img { height: 42px; }
  .header-actions { gap: 0; }
  .icon-btn { width: 36px; height: 36px; }
  .icon-btn svg { width: 18px; height: 18px; }
}

@media (max-width: 340px) {
  .logo-img { height: 39px; }
}

/* touch: без hover-эффектов, смена фото по клику */
@media (hover: none) {
  .pcard-quick { display: none; }
  .pcard:hover .pcard-media img.first { opacity: 1; }
  .pcard:hover .pcard-media img.second { opacity: 0; }
  .icon-btn:hover { background: none; }
  .btn:hover { transform: none; box-shadow: none; }
}

/* Sticky buy bar on mobile product page */
@media (max-width: 860px) {
  .mobile-buybar {
    position: fixed;
    left: 0; right: 0; bottom: 0;
    z-index: 90;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.7rem;
    padding: 0.8rem var(--sp-3) calc(0.8rem + env(safe-area-inset-bottom));
    background: rgba(247, 244, 239, 0.94);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-top: 1px solid var(--line);
    transform: translateY(110%);
    transition: transform 0.45s var(--ease);
  }
  .mobile-buybar.show { transform: none; }
}
.mobile-buybar:empty { display: none; }