/* ============================================================
   Морские контейнеры — глобальная таблица стилей
   Палитра amber + navy по claude-designer-brief.md
   ============================================================ */

:root {
  /* Основной акцент */
  --color-primary:        #E0A23F;
  --color-primary-hover:  #F5B656;
  --color-primary-alt:    #C68528;
  --color-primary-light:  rgba(224, 162, 63, 0.12);

  /* Вторичный */
  --color-secondary:        #142B47;
  --color-secondary-dark:   #0B1B30;
  --color-secondary-medium: #1A3358;
  --color-secondary-light:  rgba(20, 43, 71, 0.92);

  /* Нейтральные */
  --color-white:      #FFFFFF;
  --color-bg-light:   #F3F3F3;
  --color-bg-card:    #FFFFFF;
  --color-border:     #E0E0E0;
  --color-text:       #1A1A1A;
  --color-text-muted: #787878;
  --color-text-light: #999999;

  /* Типографика */
  --font-family-base: 'Instrument Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-family-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --font-weight-normal:   400;
  --font-weight-medium:   500;
  --font-weight-semibold: 600;
  --font-weight-bold:     700;

  --font-size-xs:  clamp(13px, 0.75vw, 14px);
  --font-size-sm:  clamp(14px, 0.85vw, 16px);
  --font-size-base:clamp(15px, 1.05vw, 18px);
  --font-size-lg:  clamp(18px, 1.25vw, 22px);
  --font-size-xl:  clamp(22px, 1.65vw, 30px);
  --font-size-2xl: clamp(28px, 2.5vw, 48px);
  --font-size-3xl: clamp(42px, 4.4vw, 84px);
  --font-size-stat: clamp(36px, 4vw, 64px);

  /* Layout */
  --container-max: 1280px;
  --container-pad: 32px;

  /* Радиусы / тени */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 999px;
  --shadow-card: 0 1px 2px rgba(11, 27, 48, 0.04), 0 4px 12px rgba(11, 27, 48, 0.05);
  --shadow-card-hover: 0 4px 12px rgba(11, 27, 48, 0.08), 0 16px 32px rgba(11, 27, 48, 0.08);
  --shadow-button: 0 1px 2px rgba(198, 133, 40, 0.20), 0 8px 16px -8px rgba(198, 133, 40, 0.35);

  --t-base: 200ms;
  --ease:   cubic-bezier(0.22, 1, 0.36, 1);
}

/* ----- reset / base ----- */

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

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

body {
  margin: 0;
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: 1.55;
  color: var(--color-text);
  background: var(--color-bg-light);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 0.5em;
  color: var(--color-secondary);
  font-weight: var(--font-weight-semibold);
  letter-spacing: -0.01em;
  text-wrap: balance;
}

h1 { font-size: var(--font-size-3xl); font-weight: var(--font-weight-bold); line-height: 1.05; letter-spacing: -0.02em; }
h2 { font-size: var(--font-size-2xl); line-height: 1.15; }
h3 { font-size: var(--font-size-xl); line-height: 1.25; }
h4 { font-size: var(--font-size-lg); line-height: 1.3; }

p { margin: 0 0 1em; text-wrap: pretty; }

a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: color var(--t-base) var(--ease);
}
a:hover { color: var(--color-primary-alt); }

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

button { font-family: inherit; }

:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ----- container ----- */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.container-narrow {
  max-width: 880px;
}

.section {
  padding-block: clamp(56px, 7vw, 112px);
}

.section--tight {
  padding-block: clamp(40px, 5vw, 72px);
}

.section--dark {
  background: var(--color-secondary);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}
.section--dark::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: 0.7;
  pointer-events: none;
}
.section--dark > * { position: relative; z-index: 1; }
.section--dark h1, .section--dark h2, .section--dark h3 { color: var(--color-white); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-family-mono);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-primary-alt);
  margin-bottom: 18px;
}
.eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--color-primary);
}
.section--dark .eyebrow { color: var(--color-primary); }
.section--dark .eyebrow::before { background: var(--color-primary); }

.section-head {
  margin-bottom: clamp(32px, 4vw, 56px);
}

.section-head__title {
  margin: 0 0 12px;
}
.section-head__sub {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  max-width: 56ch;
  margin: 0;
}
.section--dark .section-head__sub { color: rgba(255, 255, 255, 0.7); }

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-secondary-dark);
  color: var(--color-white);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.site-header__inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
  padding-block: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--color-white);
  font-weight: var(--font-weight-semibold);
  font-size: 17px;
  letter-spacing: -0.01em;
}
.brand:hover { color: var(--color-primary); }

.brand__mark {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 40 40'><defs><linearGradient id='b' x1='0' y1='0' x2='1' y2='1'><stop offset='0' stop-color='%23F5B656'/><stop offset='1' stop-color='%23E0A23F'/></linearGradient></defs><rect width='40' height='40' rx='11' fill='url(%23b)'/><rect x='8' y='12.5' width='24' height='15' rx='2.6' fill='%23142B47'/><g stroke='%23F5B656' stroke-width='1.3' stroke-linecap='round'><line x1='12' y1='15.6' x2='12' y2='24.4'/><line x1='15.6' y1='15.6' x2='15.6' y2='24.4'/><line x1='19.2' y1='15.6' x2='19.2' y2='24.4'/><line x1='22.8' y1='15.6' x2='22.8' y2='24.4'/><line x1='26.4' y1='15.6' x2='26.4' y2='24.4'/><line x1='30' y1='15.6' x2='30' y2='24.4'/></g></svg>");
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center;
}

.brand__text { line-height: 1.1; }
.brand__sub {
  display: block;
  font-size: 11px;
  font-weight: var(--font-weight-normal);
  color: rgba(255, 255, 255, 0.55);
  letter-spacing: 0.02em;
  margin-top: 1px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
  justify-self: center;
}
.nav a {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  color: rgba(255, 255, 255, 0.78);
  font-weight: var(--font-weight-medium);
  font-size: 15px;
  border-radius: var(--radius-pill);
  transition: background var(--t-base) var(--ease), color var(--t-base) var(--ease);
}
.nav a:hover {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.06);
}
.nav a.is-active {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.08);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.phone {
  color: var(--color-white);
  font-weight: var(--font-weight-semibold);
  font-size: 15px;
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.phone:hover { color: var(--color-primary); }
.phone__icon {
  display: inline-block;
  width: 14px;
  height: 14px;
  margin-right: 6px;
  vertical-align: -2px;
  opacity: 0.7;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  font-family: inherit;
  font-size: 15px;
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--t-base) var(--ease),
              color var(--t-base) var(--ease),
              border-color var(--t-base) var(--ease),
              box-shadow var(--t-base) var(--ease),
              transform var(--t-base) var(--ease);
  white-space: nowrap;
  text-decoration: none;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-button);
}
.btn--primary:hover {
  background: var(--color-primary-hover);
  color: var(--color-white);
  transform: translateY(-1px);
}
.btn--primary:active { transform: translateY(0); }

.btn--outline {
  background: transparent;
  color: currentColor;
  border-color: rgba(255, 255, 255, 0.25);
}
.section--dark .btn--outline { color: var(--color-white); }
.btn--outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(224, 162, 63, 0.08);
}

.btn--ghost {
  background: var(--color-bg-light);
  color: var(--color-secondary);
  border-color: var(--color-border);
}
.btn--ghost:hover {
  background: var(--color-white);
  border-color: var(--color-primary);
  color: var(--color-secondary);
}

.btn--lg { padding: 16px 28px; font-size: 16px; }
.btn--sm { padding: 9px 18px; font-size: 14px; }
.btn--block { display: flex; width: 100%; }

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

.hero {
  background: var(--color-secondary);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(70% 60% at 85% 30%, rgba(224, 162, 63, 0.22) 0%, transparent 60%),
    radial-gradient(40% 50% at 0% 100%, rgba(26, 51, 88, 0.6) 0%, transparent 70%);
  z-index: -1;
}

.hero::after {
  /* тонкая точечная сетка */
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 20%, rgba(0,0,0,1) 70%, rgba(0,0,0,0) 100%);
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 20%, rgba(0,0,0,1) 70%, rgba(0,0,0,0) 100%);
  pointer-events: none;
  z-index: -1;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
  min-height: 600px;
  padding-block: clamp(64px, 8vw, 112px);
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-family-mono);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 28px;
  padding: 6px 14px 6px 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.03);
}
.hero__eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--color-primary);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(224, 162, 63, 0.18);
}

.hero__title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  line-height: 0.98;
  letter-spacing: -0.035em;
  margin: 0 0 24px;
  color: var(--color-white);
}
.hero__title .accent {
  display: block;
  color: var(--color-primary);
  font-style: italic;
  font-weight: var(--font-weight-medium);
  letter-spacing: -0.025em;
}

.hero__sub {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.78);
  max-width: 48ch;
  margin: 0 0 36px;
  line-height: 1.5;
}

.hero__cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: 56px;
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.hero__stat-num {
  font-family: var(--font-family-mono);
  font-size: var(--font-size-stat);
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
  line-height: 0.95;
  margin-bottom: 10px;
  letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums;
}
.hero__stat-num small {
  font-size: 0.45em;
  font-weight: var(--font-weight-normal);
  color: rgba(224, 162, 63, 0.6);
  letter-spacing: 0;
  margin-left: 2px;
}
.hero__stat-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.4;
  font-family: var(--font-family-mono);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.hero__visual {
  position: relative;
  aspect-ratio: 4 / 3;
}
.hero__visual svg {
  width: 100%;
  height: 100%;
  display: block;
  filter: drop-shadow(0 30px 60px rgba(0, 0, 0, 0.5));
}
.hero__visual::before,
.hero__visual::after {
  content: "";
  position: absolute;
  border-radius: 4px;
  background: linear-gradient(180deg, rgba(26, 51, 88, 0.7), rgba(11, 27, 48, 0.5));
  border: 1px solid rgba(224, 162, 63, 0.18);
}
.hero__visual::before {
  inset: -8% -6% 22% 12%;
  z-index: -1;
  opacity: 0.45;
}
.hero__visual::after {
  inset: -16% -12% 36% 24%;
  z-index: -2;
  opacity: 0.22;
}

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

.cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.cat-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color var(--t-base) var(--ease),
              transform var(--t-base) var(--ease),
              box-shadow var(--t-base) var(--ease);
  color: var(--color-text);
  position: relative;
  overflow: hidden;
  min-height: 320px;
}
.cat-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
  color: var(--color-text);
}
.cat-card::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 80px;
  height: 80px;
  background: linear-gradient(225deg, var(--color-primary-light) 0%, transparent 70%);
  opacity: 0;
  transition: opacity var(--t-base) var(--ease);
  pointer-events: none;
}
.cat-card:hover::before { opacity: 1; }

.cat-card__icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: var(--color-primary-light);
  color: var(--color-primary-alt);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.cat-card__icon svg { width: 32px; height: 32px; }

.cat-card__title {
  font-size: var(--font-size-xl);
  margin: 0;
  color: var(--color-secondary);
}

.cat-card__desc {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  margin: 0;
  flex: 1;
}

.cat-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}
.cat-card__count {
  font-family: var(--font-family-mono);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}
.cat-card__count strong {
  color: var(--color-secondary);
  font-weight: var(--font-weight-semibold);
  margin-right: 4px;
}
.cat-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-primary-alt);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  transition: gap var(--t-base) var(--ease);
}
.cat-card:hover .cat-card__link { gap: 10px; }

.cat-card--soon { opacity: 0.85; }
.cat-card--soon .cat-card__icon {
  background: rgba(20, 43, 71, 0.06);
  color: var(--color-text-muted);
}
.cat-card--soon .cat-card__count {
  color: var(--color-primary-alt);
}

/* ============================================================
   Product grid (listing)
   ============================================================ */

.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
  flex-wrap: wrap;
}
.toolbar__count {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  font-family: var(--font-family-mono);
}
.toolbar__count strong {
  color: var(--color-secondary);
  font-weight: var(--font-weight-semibold);
  margin-right: 4px;
}
.toolbar__filters {
  display: flex;
  gap: 8px;
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  background: var(--color-white);
  font-size: 14px;
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  cursor: pointer;
  transition: all var(--t-base) var(--ease);
}
.chip:hover { border-color: var(--color-primary); color: var(--color-primary-alt); }
.chip.is-active {
  background: var(--color-secondary);
  color: var(--color-white);
  border-color: var(--color-secondary);
}
.chip__count {
  font-size: 12px;
  color: var(--color-text-muted);
  font-family: var(--font-family-mono);
}
.chip.is-active .chip__count { color: rgba(255, 255, 255, 0.6); }

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.product-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--color-text);
  transition: border-color var(--t-base) var(--ease),
              transform var(--t-base) var(--ease),
              box-shadow var(--t-base) var(--ease);
}
.product-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
  color: var(--color-text);
}

.product-card__media {
  position: relative;
  aspect-ratio: 4 / 3;
  background: var(--color-bg-light);
  overflow: hidden;
}
.product-card__media svg,
.product-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 600ms var(--ease);
}
.product-card:hover .product-card__media svg,
.product-card:hover .product-card__media img {
  transform: scale(1.04);
}
.product-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  box-shadow: inset 0 -32px 48px -32px rgba(11, 27, 48, 0.18);
  pointer-events: none;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  background: var(--color-primary-light);
  color: var(--color-primary-alt);
  font-size: 12px;
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.02em;
  line-height: 1;
}
.badge--used {
  background: rgba(20, 43, 71, 0.08);
  color: var(--color-secondary);
}
.badge--new {
  background: var(--color-primary-light);
  color: var(--color-primary-alt);
}
.badge--dot::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  display: inline-block;
}

.product-card__badge {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  background: var(--color-white);
}

.product-card__body {
  padding: 18px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}

.product-card__title {
  font-size: 16px;
  font-weight: var(--font-weight-semibold);
  margin: 0;
  color: var(--color-secondary);
  line-height: 1.3;
}
.product-card__title .mono {
  font-family: var(--font-family-mono);
  font-weight: var(--font-weight-medium);
  color: var(--color-primary-alt);
}

.product-card__id {
  font-family: var(--font-family-mono);
  font-size: 11px;
  color: var(--color-text-light);
  letter-spacing: 0.02em;
}

.price-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}
.price {
  font-size: 22px;
  font-weight: var(--font-weight-semibold);
  color: var(--color-secondary);
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
}
.price--lg {
  font-size: 36px;
  font-weight: var(--font-weight-bold);
  line-height: 1;
}
.price-old {
  font-size: 14px;
  color: var(--color-text-muted);
  text-decoration: line-through;
  font-variant-numeric: tabular-nums;
}
.price-discount {
  display: inline-flex;
  align-items: center;
  padding: 4px 9px;
  background: var(--color-secondary);
  color: var(--color-primary);
  font-size: 12px;
  font-weight: var(--font-weight-semibold);
  border-radius: 6px;
  font-family: var(--font-family-mono);
  letter-spacing: -0.01em;
}
.savings {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  color: var(--color-primary-alt);
  font-family: var(--font-family-mono);
  font-weight: var(--font-weight-medium);
  letter-spacing: -0.01em;
  padding-left: 2px;
}

.product-card__actions {
  margin-top: auto;
  padding-top: 8px;
}

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

.crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-muted);
  flex-wrap: wrap;
  padding-block: 24px;
}
.crumbs a {
  color: var(--color-text-muted);
}
.crumbs a:hover { color: var(--color-primary-alt); }
.crumbs__sep {
  color: var(--color-text-light);
}
.crumbs__current {
  color: var(--color-secondary);
  font-weight: var(--font-weight-medium);
}

.product-detail {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 48px;
  align-items: start;
}

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

.gallery__main {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
}
.gallery__main svg,
.gallery__main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery__nav {
  position: absolute;
  top: 50%;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--color-border);
  display: grid;
  place-items: center;
  cursor: pointer;
  opacity: 0;
  transform: translateY(-50%);
  transition: opacity var(--t-base) var(--ease), background var(--t-base) var(--ease);
  color: var(--color-secondary);
}
.gallery__main:hover .gallery__nav { opacity: 1; }
.gallery__nav:hover { background: var(--color-white); color: var(--color-primary-alt); }
.gallery__nav--prev { left: 16px; }
.gallery__nav--next { right: 16px; }
.gallery__nav svg { width: 18px; height: 18px; }

.gallery__thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.gallery__thumb {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  cursor: pointer;
  padding: 0;
}
.gallery__thumb.is-active {
  border-color: var(--color-primary);
  border-width: 2px;
}
.gallery__thumb svg, .gallery__thumb img { width: 100%; height: 100%; object-fit: cover; }

.product-info {
  position: sticky;
  top: 96px;
}

.product-info__title {
  font-size: clamp(28px, 2.5vw, 38px);
  line-height: 1.1;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
}
.product-info__title .mono {
  font-family: var(--font-family-mono);
  font-weight: var(--font-weight-medium);
  color: var(--color-primary-alt);
}
.product-info__id {
  font-family: var(--font-family-mono);
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 16px;
}
.product-info__badges {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
}
.product-info__desc {
  font-size: var(--font-size-base);
  color: var(--color-text);
  margin: 0 0 28px;
  line-height: 1.6;
}
.product-info__price-block {
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 24px;
}
.product-info__price-label {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 8px;
  display: block;
}
.product-info__cta {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}
.product-info__cta-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.product-info__callback {
  text-align: center;
  font-size: 14px;
  color: var(--color-text-muted);
}
.product-info__callback a {
  color: var(--color-secondary);
  font-weight: var(--font-weight-semibold);
  text-decoration: underline;
  text-decoration-color: var(--color-border);
  text-underline-offset: 3px;
}
.product-info__callback a:hover {
  color: var(--color-primary-alt);
  text-decoration-color: var(--color-primary);
}

.accordion {
  border-top: 1px solid var(--color-border);
}
.accordion__item {
  border-bottom: 1px solid var(--color-border);
}
.accordion__btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: transparent;
  border: 0;
  padding: 20px 0;
  font-family: inherit;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-secondary);
  cursor: pointer;
  text-align: left;
}
.accordion__btn svg {
  width: 18px;
  height: 18px;
  transition: transform var(--t-base) var(--ease);
  color: var(--color-text-muted);
}
.accordion__btn[aria-expanded="true"] svg { transform: rotate(180deg); }
.accordion__panel {
  display: none;
  padding-bottom: 24px;
}
.accordion__btn[aria-expanded="true"] + .accordion__panel { display: block; }

.specs {
  margin: 0;
}
.specs__row {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 16px;
  padding: 10px 0;
  font-size: var(--font-size-sm);
  border-bottom: 1px dashed var(--color-border);
}
.specs__row:last-child { border-bottom: 0; }
.specs__key {
  color: var(--color-text-muted);
}
.specs__val {
  color: var(--color-secondary);
  font-weight: var(--font-weight-medium);
}
.specs__val .mono { font-family: var(--font-family-mono); }

/* ============================================================
   Services strip (home)
   ============================================================ */

.services {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.service-card__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-primary-light);
  color: var(--color-primary-alt);
  display: grid;
  place-items: center;
  margin-bottom: 4px;
}
.service-card__icon svg { width: 22px; height: 22px; }
.service-card__title {
  font-size: var(--font-size-lg);
  margin: 0;
  color: var(--color-secondary);
}
.service-card__desc {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  margin: 0;
}

/* ============================================================
   Form
   ============================================================ */

.form-block {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(28px, 4vw, 48px);
}
.section--dark .form-block {
  background: var(--color-secondary-medium);
  border-color: rgba(255, 255, 255, 0.08);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-field { display: flex; flex-direction: column; gap: 8px; }
.form-field--full { grid-column: 1 / -1; }
.form-field label {
  font-size: 13px;
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
}
.section--dark .form-field label { color: rgba(255, 255, 255, 0.8); }

.form-field input,
.form-field textarea {
  font-family: inherit;
  font-size: var(--font-size-base);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-white);
  color: var(--color-text);
  transition: border-color var(--t-base) var(--ease),
              box-shadow var(--t-base) var(--ease);
  width: 100%;
}
.form-field textarea { resize: vertical; min-height: 100px; }
.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}
.section--dark .form-field input,
.section--dark .form-field textarea {
  background: rgba(0, 0, 0, 0.2);
  border-color: rgba(255, 255, 255, 0.12);
  color: var(--color-white);
}

.form-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 24px;
  flex-wrap: wrap;
}
.form-disclaimer {
  font-size: 12px;
  color: var(--color-text-muted);
  max-width: 44ch;
  margin: 0;
}
.section--dark .form-disclaimer { color: rgba(255, 255, 255, 0.55); }
.form-disclaimer a { color: inherit; text-decoration: underline; }

.form-success {
  display: none;
  padding: 20px;
  background: rgba(20, 43, 71, 0.05);
  border: 1px dashed var(--color-primary);
  border-radius: var(--radius-md);
  color: var(--color-secondary);
  font-size: var(--font-size-sm);
  text-align: center;
  margin-top: 16px;
}
.form-success.is-visible { display: block; }
.section--dark .form-success {
  background: rgba(255, 255, 255, 0.04);
  color: var(--color-white);
}

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

.site-footer {
  background: var(--color-secondary-dark);
  color: rgba(255, 255, 255, 0.65);
  padding: 64px 0 24px;
  margin-top: 0;
  position: relative;
}
.site-footer::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, var(--color-primary) 20%, var(--color-primary) 80%, transparent 100%);
  opacity: 0.55;
}
.footer__cols {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.footer__about p {
  margin: 14px 0 0;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.55);
  max-width: 32ch;
}
.footer__socials {
  display: flex;
  gap: 8px;
  margin-top: 18px;
}
.footer__socials a {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  display: grid;
  place-items: center;
  color: rgba(255, 255, 255, 0.7);
  transition: background var(--t-base) var(--ease), color var(--t-base) var(--ease);
}
.footer__socials a:hover { background: var(--color-primary); color: var(--color-secondary-dark); }
.footer__socials svg { width: 16px; height: 16px; }

.footer__title {
  color: var(--color-white);
  font-size: 14px;
  font-weight: var(--font-weight-semibold);
  margin: 0 0 18px;
  letter-spacing: 0.02em;
}
.footer__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer__list a {
  color: rgba(255, 255, 255, 0.55);
  font-size: 14px;
  transition: color var(--t-base) var(--ease);
}
.footer__list a:hover { color: var(--color-primary); }

.footer__contact { font-size: 14px; line-height: 1.7; color: rgba(255, 255, 255, 0.55); }
.footer__contact a { color: var(--color-white); font-weight: var(--font-weight-semibold); }
.footer__contact a:hover { color: var(--color-primary); }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.35);
  gap: 16px;
  flex-wrap: wrap;
}
.footer__legal {
  display: flex;
  gap: 24px;
}
.footer__legal a {
  color: rgba(255, 255, 255, 0.45);
}
.footer__legal a:hover { color: var(--color-primary); }

/* ============================================================
   Stub "Скоро"
   ============================================================ */

.stub {
  text-align: center;
  padding: clamp(64px, 10vw, 144px) 0;
  position: relative;
}
.stub::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 50% 20%, rgba(224, 162, 63, 0.06) 0%, transparent 50%),
    repeating-linear-gradient(135deg, rgba(20,43,71,0.025) 0 1px, transparent 1px 24px);
  pointer-events: none;
  z-index: 0;
}
.stub > * { position: relative; z-index: 1; }
.stub__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-family-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-primary-alt);
  padding: 8px 16px;
  background: var(--color-primary-light);
  border-radius: var(--radius-pill);
  margin-bottom: 28px;
  border: 1px solid rgba(224, 162, 63, 0.25);
}
.stub__eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--color-primary-alt);
  border-radius: 50%;
}
.stub__title {
  font-size: clamp(48px, 7vw, 96px);
  line-height: 1.0;
  letter-spacing: -0.04em;
  margin: 0 0 24px;
  font-weight: var(--font-weight-bold);
}
.stub__title em {
  font-style: italic;
  color: var(--color-primary-alt);
  font-weight: var(--font-weight-medium);
}
.stub__sub {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  max-width: 52ch;
  margin: 0 auto 36px;
}
.stub__actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================================
   Contacts
   ============================================================ */

.contacts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
.contact-list {
  list-style: none;
  margin: 0 0 32px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.contact-list li {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  align-items: start;
}
.contact-list__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-primary-light);
  color: var(--color-primary-alt);
  display: grid;
  place-items: center;
}
.contact-list__icon svg { width: 22px; height: 22px; }
.contact-list__key {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 2px;
}
.contact-list__val {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-secondary);
}
.contact-list__val a { color: inherit; }
.contact-list__val a:hover { color: var(--color-primary-alt); }

.map-placeholder {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-lg);
  background:
    repeating-linear-gradient(45deg, rgba(20, 43, 71, 0.04) 0 1px, transparent 1px 12px),
    linear-gradient(135deg, #E8EEF4 0%, #D5DEE9 100%);
  border: 1px solid var(--color-border);
  display: grid;
  place-items: center;
  color: var(--color-text-muted);
  font-size: 14px;
  font-family: var(--font-family-mono);
}

/* ============================================================
   Adaptive
   ============================================================ */

@media (max-width: 1280px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .site-header__inner { gap: 20px; }
  .nav a { padding: 8px 12px; font-size: 14px; }
}

/* tablet — chrome шапки слишком тяжёлый между 768 и 1100 */
@media (max-width: 1100px) {
  .brand__sub { display: none; }
  .phone { display: none; }
  .header__actions { gap: 0; }
}

@media (max-width: 980px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: 40px;
    min-height: 0;
  }
  .hero__visual { max-width: 540px; }
  .product-detail { grid-template-columns: 1fr; gap: 32px; }
  .product-info { position: static; }
  .footer__cols { grid-template-columns: 1fr 1fr; gap: 32px; }
  .contacts-grid { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  /* nav начинает теснить кнопку — переходим в мобильную раскладку раньше 768 */
  .site-header__inner { grid-template-columns: 1fr auto; gap: 16px; }
  .nav { display: none; }
  .phone { display: none; }
}

@media (max-width: 768px) {
  :root { --container-pad: 20px; }
  .cat-grid { grid-template-columns: 1fr; }
  .services { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .form-grid { grid-template-columns: 1fr; }
  .hero__stats { gap: 24px; }
  .hero__stat-num { font-size: 22px; }
  .footer__cols { grid-template-columns: 1fr; }
  .specs__row { grid-template-columns: 1fr; gap: 4px; }
}

@media (max-width: 480px) {
  .product-grid { grid-template-columns: 1fr; }
  .gallery__thumbs { grid-template-columns: repeat(3, 1fr); }
  .toolbar { flex-direction: column; align-items: stretch; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
}