/* ===================================================================
   catalog.bazagbi.ru — индустриальная палитра, минимум зависимостей
   =================================================================== */

:root {
  /* Палитра — графит + индустриальный синий */
  --c-bg:        #f5f6f8;
  --c-surface:   #ffffff;
  --c-text:      #0e1620;
  --c-muted:     #5a6572;
  --c-line:      #d9dde4;
  --c-dark:      #1a2330;   /* шапка, футер */
  --c-darker:    #0e1620;
  --c-accent:    #0e5fb5;   /* индустриальный синий */
  --c-accent-d:  #094682;
  --c-accent-l:  #e9f1fa;
  --c-warning:   #d97706;   /* оранжевый — для акцентных CTA */
  --c-warning-d: #b45309;
  --c-success:   #0f7a4a;
  --c-error:     #b91c1c;

  /* Типографика */
  --f-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --f-mono: "SF Mono", ui-monospace, Menlo, Consolas, monospace;

  /* Размеры */
  --s-1: 4px;
  --s-2: 8px;
  --s-3: 12px;
  --s-4: 16px;
  --s-5: 24px;
  --s-6: 32px;
  --s-7: 48px;
  --s-8: 64px;
  --s-9: 96px;

  /* Контейнер */
  --container: 1200px;

  /* Тени */
  --shadow-sm: 0 1px 2px rgba(14, 22, 32, .06);
  --shadow-md: 0 2px 8px rgba(14, 22, 32, .08), 0 1px 3px rgba(14, 22, 32, .04);
  --shadow-lg: 0 8px 24px rgba(14, 22, 32, .12);

  /* Радиусы */
  --r-sm: 4px;
  --r-md: 6px;
  --r-lg: 10px;
}

/* ===================================================================
   Reset + base
   =================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--f-sans);
  font-size: 16px;
  line-height: 1.55;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { margin: 0 0 var(--s-4); font-weight: 700; line-height: 1.2; letter-spacing: -0.01em; }
h1 { font-size: clamp(28px, 4vw, 44px); }
h2 { font-size: clamp(24px, 3vw, 34px); }
h3 { font-size: clamp(18px, 2vw, 22px); }
p  { margin: 0 0 var(--s-4); }

a { color: var(--c-accent); text-decoration: none; transition: color .15s ease; }
a:hover { color: var(--c-accent-d); text-decoration: underline; }

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

ul, ol { margin: 0 0 var(--s-4); padding-left: var(--s-5); }
li + li { margin-top: var(--s-1); }

/* ===================================================================
   Layout
   =================================================================== */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--s-4);
}

.section {
  padding: var(--s-8) 0;
}
.section--tight { padding: var(--s-6) 0; }
.section--dark  { background: var(--c-dark); color: #e5ecf5; }
.section--dark a { color: #9ec5f0; }
.section--dark a:hover { color: #fff; }
.section--surface { background: var(--c-surface); }

.section-title {
  text-align: center;
  margin-bottom: var(--s-6);
}
.section-title h2 { margin-bottom: var(--s-2); }
.section-title p  { color: var(--c-muted); max-width: 640px; margin: 0 auto; }

/* ===================================================================
   Header
   =================================================================== */
.header {
  background: var(--c-dark);
  color: #e5ecf5;
  padding: var(--s-4) 0;
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: var(--shadow-md);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-5);
}
.header__logo {
  font-weight: 800;
  font-size: 20px;
  color: #fff;
  letter-spacing: -0.02em;
  text-decoration: none;
}
.header__logo:hover { color: #fff; text-decoration: none; }
.header__logo span { color: var(--c-accent); }
.header__nav {
  display: flex;
  gap: var(--s-5);
  list-style: none;
  margin: 0;
  padding: 0;
}
.header__nav li + li { margin-top: 0; }
.header__nav a {
  color: #c3cddc;
  font-weight: 500;
  font-size: 14px;
}
.header__nav a:hover { color: #fff; text-decoration: none; }
.header__cta {
  display: flex;
  align-items: center;
  gap: var(--s-4);
}
.header__phone {
  color: #fff;
  font-weight: 700;
  font-size: 16px;
  white-space: nowrap;
}
.header__phone:hover { color: #fff; text-decoration: none; }
@media (max-width: 768px) {
  .header__nav { display: none; }
}

/* ===================================================================
   Hero
   =================================================================== */
.hero {
  background: linear-gradient(135deg, #1a2330 0%, #0e1620 100%);
  color: #e5ecf5;
  padding: var(--s-8) 0 var(--s-9);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 2;
}
/* Фоновое изображение с блюром и затемнением */
.hero__bg {
  position: absolute;
  inset: -24px;            /* выходим за края — чтобы блюр не светил по бордюру */
  background-size: cover;
  background-position: center;
  filter: blur(6px) saturate(0.9);
  z-index: 0;
  animation: hero-bg-in 1.2s ease-out both;
}
.hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(26, 35, 48, .76) 0%, rgba(14, 22, 32, .92) 100%),
    radial-gradient(ellipse at 30% 40%, rgba(14, 95, 181, .18), transparent 60%);
}
.hero > .container { position: relative; z-index: 3; }
@keyframes hero-bg-in {
  from { opacity: 0; transform: scale(1.05); }
  to   { opacity: 1; transform: scale(1); }
}
.hero__grid {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: var(--s-7);
  align-items: center;
  position: relative;
}
@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; }
}
.hero h1 {
  color: #fff;
  font-size: clamp(32px, 4.5vw, 52px);
  margin-bottom: var(--s-4);
  max-width: 720px;
}
.hero__subtitle {
  color: #c3cddc;
  font-size: 18px;
  max-width: 560px;
  margin-bottom: var(--s-6);
  line-height: 1.5;
}
.hero__bullets {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--s-6);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-3) var(--s-5);
  max-width: 560px;
}
.hero__bullets li + li { margin-top: 0; }
.hero__bullets li {
  color: #e5ecf5;
  padding-left: var(--s-5);
  position: relative;
  font-size: 15px;
}
.hero__bullets li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--c-accent);
  font-weight: 700;
}

/* ===================================================================
   Buttons
   =================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  padding: 12px 24px;
  font-family: var(--f-sans);
  font-weight: 600;
  font-size: 15px;
  line-height: 1.2;
  border: 0;
  border-radius: var(--r-md);
  cursor: pointer;
  text-decoration: none;
  transition: all .15s ease;
  white-space: nowrap;
}
.btn:hover { text-decoration: none; }

.btn--primary {
  background: var(--c-warning);
  color: #fff;
}
.btn--primary:hover { background: var(--c-warning-d); color: #fff; }

.btn--accent {
  background: var(--c-accent);
  color: #fff;
}
.btn--accent:hover { background: var(--c-accent-d); color: #fff; }

.btn--ghost {
  background: transparent;
  color: var(--c-text);
  border: 1px solid var(--c-line);
}
.btn--ghost:hover { border-color: var(--c-accent); color: var(--c-accent); }

.btn--dark {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255,255,255,.3);
}
.btn--dark:hover { background: rgba(255,255,255,.08); color: #fff; }

.btn--lg { padding: 16px 32px; font-size: 17px; }
.btn--block { width: 100%; }

/* ===================================================================
   Quiz card (в hero)
   =================================================================== */
.quiz-card {
  background: var(--c-surface);
  color: var(--c-text);
  padding: var(--s-6);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
}
.quiz-card__header {
  margin-bottom: var(--s-4);
}
.quiz-card__header h3 {
  margin-bottom: var(--s-1);
  font-size: 20px;
}
.quiz-card__progress {
  display: flex;
  gap: var(--s-1);
  margin-bottom: var(--s-5);
}
.quiz-card__step-indicator {
  flex: 1;
  height: 4px;
  background: var(--c-line);
  border-radius: 2px;
  transition: background .2s ease;
}
.quiz-card__step-indicator.is-done { background: var(--c-accent); }
.quiz-card__step-indicator.is-active { background: var(--c-accent); }

.quiz-step { display: none; }
.quiz-step.is-active { display: block; }
.quiz-step h4 {
  font-size: 16px;
  margin-bottom: var(--s-4);
  color: var(--c-text);
}
.quiz-option {
  display: flex;
  align-items: center;
  padding: var(--s-3) var(--s-4);
  margin-bottom: var(--s-2);
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  cursor: pointer;
  transition: all .12s ease;
  font-size: 15px;
}
.quiz-option:hover {
  border-color: var(--c-accent);
  background: var(--c-accent-l);
}
.quiz-option.is-selected {
  border-color: var(--c-accent);
  background: var(--c-accent-l);
  color: var(--c-accent-d);
  font-weight: 600;
}
.quiz-card__actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--s-5);
  gap: var(--s-3);
}
.quiz-card__step-num { color: var(--c-muted); font-size: 14px; }

/* форма в квизе (шаг контактов) */
.quiz-form input {
  width: 100%;
  padding: 12px 14px;
  margin-bottom: var(--s-3);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  font-family: var(--f-sans);
  font-size: 15px;
  color: var(--c-text);
  background: var(--c-surface);
}
.quiz-form input:focus {
  outline: 0;
  border-color: var(--c-accent);
  box-shadow: 0 0 0 3px var(--c-accent-l);
}
.quiz-form__legal {
  font-size: 12px;
  color: var(--c-muted);
  margin-top: var(--s-3);
  line-height: 1.45;
}

/* ===================================================================
   Feature cards / blocks
   =================================================================== */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--s-4);
}
.feature {
  background: var(--c-surface);
  padding: var(--s-5);
  border-radius: var(--r-md);
  border: 1px solid var(--c-line);
}
.feature__icon {
  width: 44px;
  height: 44px;
  background: var(--c-accent-l);
  color: var(--c-accent);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 700;
  margin-bottom: var(--s-3);
}
.feature__title {
  font-weight: 700;
  font-size: 17px;
  margin-bottom: var(--s-2);
}
.feature__text {
  color: var(--c-muted);
  font-size: 14px;
  line-height: 1.55;
  margin: 0;
}

/* Steps (3-step how-it-works) */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--s-4);
  counter-reset: step;
}
.step {
  position: relative;
  padding: var(--s-5);
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  counter-increment: step;
}
.step::before {
  content: counter(step);
  position: absolute;
  top: -16px;
  left: var(--s-5);
  width: 32px;
  height: 32px;
  background: var(--c-accent);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
}
.step__title {
  font-size: 17px;
  font-weight: 700;
  margin: var(--s-2) 0 var(--s-2);
}
.step__text { color: var(--c-muted); font-size: 14px; margin: 0; }

/* ===================================================================
   Category cards (на главной)
   =================================================================== */
.cat-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--s-4);
}
.cat-card {
  display: flex;
  flex-direction: column;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: all .15s ease;
  text-decoration: none;
  color: inherit;
}
.cat-card:hover {
  border-color: var(--c-accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  text-decoration: none;
  color: inherit;
}
.cat-card__img {
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--c-bg);
}
.cat-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .3s ease;
}
.cat-card:hover .cat-card__img img { transform: scale(1.05); }
.cat-card__body { padding: var(--s-5); flex: 1; display: flex; flex-direction: column; }
.cat-card__title {
  font-size: 19px;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: var(--s-2);
}
.cat-card__sub {
  color: var(--c-muted);
  font-size: 14px;
  margin-bottom: var(--s-4);
  flex: 1;
}
.cat-card__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--s-3);
  border-top: 1px solid var(--c-line);
  font-size: 14px;
}
.cat-card__count { color: var(--c-muted); }
.cat-card__link { color: var(--c-accent); font-weight: 600; }

/* ===================================================================
   Product grid / taблица на странице категории
   =================================================================== */
.product-filters {
  display: flex;
  gap: var(--s-2);
  flex-wrap: wrap;
  margin-bottom: var(--s-5);
}
.filter-chip {
  padding: 8px 16px;
  border: 1px solid var(--c-line);
  border-radius: 999px;
  background: var(--c-surface);
  color: var(--c-text);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all .12s ease;
}
.filter-chip:hover { border-color: var(--c-accent); color: var(--c-accent); }
.filter-chip.is-active {
  background: var(--c-accent);
  border-color: var(--c-accent);
  color: #fff;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--s-4);
}
.product-card {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: all .15s ease;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
}
.product-card:hover {
  border-color: var(--c-accent);
  box-shadow: var(--shadow-md);
  text-decoration: none;
  color: inherit;
}
.product-card__img {
  aspect-ratio: 4/3;
  background: var(--c-bg);
  overflow: hidden;
}
.product-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.product-card__body {
  padding: var(--s-4);
  display: flex;
  flex-direction: column;
  flex: 1;
}
.product-card__marking {
  font-family: var(--f-mono);
  color: var(--c-muted);
  font-size: 13px;
  margin-bottom: var(--s-1);
}
.product-card__title {
  font-weight: 700;
  font-size: 16px;
  color: var(--c-text);
  margin-bottom: var(--s-2);
  line-height: 1.3;
}
.product-card__specs {
  color: var(--c-muted);
  font-size: 13px;
  margin-bottom: var(--s-3);
  flex: 1;
}
.product-card__specs span { display: inline-block; margin-right: var(--s-3); }
.product-card__price {
  font-size: 20px;
  font-weight: 800;
  color: var(--c-text);
  margin-bottom: var(--s-3);
}
.product-card__price.is-noprice {
  color: var(--c-muted);
  font-size: 15px;
  font-weight: 600;
}
.product-card__cta {
  margin-top: auto;
}

/* ===================================================================
   Product page (карточка товара)
   =================================================================== */
.product {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  column-gap: var(--s-6);
  row-gap: var(--s-4);
  margin-bottom: var(--s-7);
  align-items: stretch;
}
.product__img   { grid-column: 1; grid-row: 1; }
.product__info  { grid-column: 2; grid-row: 1; }
.product__specs { grid-column: 1; grid-row: 2; }
.product__trust { grid-column: 2; grid-row: 2; }

@media (max-width: 768px) {
  .product { grid-template-columns: 1fr; grid-template-rows: auto; gap: var(--s-4); }
  .product__img, .product__info, .product__specs, .product__trust {
    grid-column: 1; grid-row: auto;
  }
}
.product__img {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  overflow: hidden;
  aspect-ratio: 4/3;
}
.product__img img { width: 100%; height: 100%; object-fit: cover; }

.product__info h1 { margin-bottom: var(--s-3); font-size: clamp(24px, 2.4vw, 32px); }
.product__marking {
  display: inline-block;
  font-family: var(--f-mono);
  background: var(--c-accent-l);
  color: var(--c-accent-d);
  padding: 4px 10px;
  border-radius: var(--r-sm);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: var(--s-4);
}
.product__price {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: var(--s-2);
  color: var(--c-text);
}
.product__price-note { color: var(--c-muted); font-size: 14px; margin-bottom: var(--s-5); }

.product__specs,
.product__trust {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  padding: var(--s-5);
}

.product__trust-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.product__trust-list li {
  position: relative;
  padding: 14px 0 14px 32px;
  font-size: 15.5px;
  line-height: 1.4;
  color: var(--c-text);
  border-top: 1px solid var(--c-line);
}
.product__trust-list li:first-child { border-top: 0; padding-top: 4px; }
.product__trust-list li:last-child  { padding-bottom: 4px; }
.product__trust-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  background: var(--c-accent-l);
  border-radius: 50%;
}
.product__trust-list li::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 50%;
  width: 10px;
  height: 5px;
  border-left: 2px solid var(--c-accent);
  border-bottom: 2px solid var(--c-accent);
  transform: translateY(-75%) rotate(-45deg);
}
.product__trust-list li:first-child::before,
.product__trust-list li:first-child::after {
  /* центрируем галочку относительно первого пункта без верхнего бордера */
}
.product__specs-title {
  font-size: 15px;
  font-weight: 700;
  margin: 0 0 var(--s-3);
  color: var(--c-text);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.product__specs dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px var(--s-4);
  margin: 0;
}
.product__specs dt {
  color: var(--c-muted);
  font-size: 14px;
}
.product__specs dd {
  margin: 0;
  font-weight: 600;
  font-size: 14px;
  text-align: right;
}

.product__actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-3);
  margin-bottom: var(--s-5);
}
@media (max-width: 480px) {
  .product__actions { grid-template-columns: 1fr; }
}

.product__description {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  padding: var(--s-5);
  margin-bottom: var(--s-7);
}
.product__description h3 { margin-top: 0; }

.product__messengers {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--s-2);
  padding: var(--s-3) 0 var(--s-4);
  border-bottom: 1px solid var(--c-line);
  margin-bottom: var(--s-3);
}
.product__messengers-label {
  color: var(--c-muted);
  font-size: 13px;
  margin-right: var(--s-2);
  width: 100%;
  margin-bottom: var(--s-1);
}
.messenger-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: var(--r-md);
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  transition: all .12s ease;
}
.messenger-btn:hover { text-decoration: none; transform: translateY(-1px); }
.messenger-btn--tg  { background: #2aabee; color: #fff; }
.messenger-btn--tg:hover  { background: #1e8fd0; color: #fff; }
.messenger-btn--max { background: #0e5fb5; color: #fff; }
.messenger-btn--max:hover { background: #094682; color: #fff; }

/* Мобайл: кнопки мессенджеров — ровно 50/50, симметрично, по центру */
@media (max-width: 640px) {
  .product__messengers {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    align-items: stretch;
  }
  .product__messengers-label {
    grid-column: 1 / -1;
    margin-right: 0;
  }
  .messenger-btn {
    width: 100%;
    justify-content: center;
    padding: 12px 16px;
  }

  /* Hero и Final CTA — кнопки на всю ширину, стек */
  .hero .btn,
  .final-cta .btn {
    width: 100%;
  }
  /* контейнер hero-CTA: colum-stack с равными отступами */
  .hero > .container .hero__content > div:has(.btn) {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
}

/* ===================================================================
   FAQ
   =================================================================== */
.faq {
  max-width: 760px;
  margin: 0 auto;
}
.faq-item {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  margin-bottom: var(--s-2);
  overflow: hidden;
}
.faq-item summary {
  padding: var(--s-4) var(--s-5);
  cursor: pointer;
  font-weight: 600;
  font-size: 16px;
  list-style: none;
  position: relative;
  user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  position: absolute;
  right: var(--s-5);
  top: 50%;
  transform: translateY(-50%);
  color: var(--c-accent);
  font-size: 22px;
  font-weight: 300;
  transition: transform .15s ease;
}
.faq-item[open] summary::after { content: "−"; }
.faq-item__body { padding: 0 var(--s-5) var(--s-5); color: var(--c-muted); }

/* ===================================================================
   Final CTA block
   =================================================================== */
.final-cta {
  background: var(--c-dark);
  color: #fff;
  padding: var(--s-8) 0;
  text-align: center;
}
.final-cta h2 { color: #fff; }
.final-cta p { color: #c3cddc; max-width: 560px; margin: 0 auto var(--s-5); }
.final-cta__actions { display: flex; gap: var(--s-3); justify-content: center; flex-wrap: wrap; }

/* ===================================================================
   Footer
   =================================================================== */
.footer {
  background: var(--c-darker);
  color: #9ba6b5;
  padding: var(--s-7) 0 var(--s-5);
  font-size: 14px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--s-6);
  margin-bottom: var(--s-6);
}
@media (max-width: 768px) { .footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer__grid { grid-template-columns: 1fr; } }
.footer__col h4 { color: #fff; font-size: 14px; margin-bottom: var(--s-3); }
.footer__col ul { list-style: none; padding: 0; }
.footer__col li + li { margin-top: var(--s-2); }
.footer__col a { color: #9ba6b5; }
.footer__col a:hover { color: #fff; text-decoration: none; }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: var(--s-4);
  text-align: center;
  color: #5a6572;
  font-size: 13px;
}

/* ===================================================================
   Modal (для форм «в 1 клик» и обратного звонка)
   =================================================================== */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(14, 22, 32, .6);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: var(--s-4);
}
.modal.is-open { display: flex; }
.modal__box {
  background: var(--c-surface);
  border-radius: var(--r-lg);
  padding: var(--s-6);
  max-width: 480px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  position: relative;
}
.modal__close {
  position: absolute;
  top: var(--s-3);
  right: var(--s-3);
  width: 32px;
  height: 32px;
  border: 0;
  background: transparent;
  font-size: 22px;
  cursor: pointer;
  color: var(--c-muted);
  border-radius: 50%;
}
.modal__close:hover { background: var(--c-bg); color: var(--c-text); }
.modal h3 { margin: 0 0 var(--s-2); }
.modal__lead { color: var(--c-muted); margin-bottom: var(--s-4); font-size: 14px; }

/* ===================================================================
   Breadcrumbs
   =================================================================== */
.breadcrumbs {
  padding: var(--s-4) 0;
  font-size: 14px;
  color: var(--c-muted);
}
.breadcrumbs a { color: var(--c-muted); }
.breadcrumbs a:hover { color: var(--c-accent); text-decoration: none; }
.breadcrumbs__sep { margin: 0 var(--s-2); }
.breadcrumbs__current { color: var(--c-text); }

/* ===================================================================
   Utility
   =================================================================== */
.text-muted { color: var(--c-muted); }
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--s-4); }
.hide-mobile { }
@media (max-width: 768px) { .hide-mobile { display: none; } }

/* ===================================================================
   PRODUCT PAGE — РЕДИЗАЙН (концепция: техпаспорт × редакция)
   Typography: Fraunces (variable serif) + JetBrains Mono (код/цифры)
   =================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400..700&family=JetBrains+Mono:wght@400;500;600&display=swap');

.product-page {
  --c-paper:     #FAF6EC;   /* тёплая бумага */
  --c-paper-d:   #F2ECDC;
  --c-ink:       #0B0F14;   /* near-black */
  --c-ink-2:     #1A212A;
  --c-ink-mute:  #4F5864;
  --c-rule:      #D9D3C2;
  --c-rule-dark: rgba(255, 255, 255, .14);
  --c-hot:       #C94A1F;   /* тёплый оранжево-терракотовый акцент */
  --f-serif:     'Fraunces', 'Iowan Old Style', 'Palatino Linotype', Georgia, serif;
  --f-mono:      'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;
}
.product-page { background: var(--c-paper); }
.product-page a { color: inherit; }

/* --- Breadcrumb strip --- */
.pv-breadcrumb {
  background: var(--c-paper);
  border-bottom: 1px solid var(--c-rule);
  padding: 14px 0;
  font-size: 12px;
  color: var(--c-ink-mute);
  letter-spacing: 0.04em;
}
.pv-breadcrumb a {
  color: var(--c-ink-mute);
  text-decoration: none;
  transition: color .15s ease;
}
.pv-breadcrumb a:hover { color: var(--c-ink); text-decoration: none; }
.pv-breadcrumb > div > span { margin: 0 10px; color: var(--c-rule); }
.pv-breadcrumb__current {
  font-family: var(--f-mono);
  color: var(--c-ink) !important;
  font-weight: 500;
}

/* --- HERO --- */
.pv-hero {
  background: var(--c-paper);
  padding: 56px 0 72px;
  position: relative;
}
.pv-hero::after {
  content: "";
  display: block;
  height: 1px;
  background: var(--c-rule);
  position: absolute;
  left: 16px; right: 16px; bottom: 0;
  max-width: calc(var(--container) - 32px);
  margin: 0 auto;
}

.pv-hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 64px;
  align-items: start;
}
@media (max-width: 900px) { .pv-hero__grid { grid-template-columns: 1fr; gap: 32px; } }

/* --- Media (фото с рамкой) --- */
.pv-media { margin: 0; animation: pv-rise .7s ease-out both; }
.pv-media__frame {
  position: relative;
  background: #fff;
  border: 1px solid var(--c-rule);
  padding: 14px;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}
/* технические уголки (техническая документация) */
.pv-media__frame::before,
.pv-media__frame::after {
  content: "";
  position: absolute;
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--c-ink);
  pointer-events: none;
}
.pv-media__frame::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.pv-media__frame::after  { bottom: -1px; right: -1px; border-left: 0; border-top: 0; }
.pv-media__frame img { width: 100%; height: 100%; object-fit: cover; }
.pv-media__frame--fallback {
  background: repeating-linear-gradient(45deg,
    var(--c-paper-d) 0, var(--c-paper-d) 12px,
    var(--c-paper) 12px, var(--c-paper) 24px);
}
.pv-media__cap {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-top: 14px;
  font-size: 11px;
  color: var(--c-ink-mute);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.pv-media__cap-mono {
  font-family: var(--f-mono);
  font-weight: 500;
  color: var(--c-ink);
}

/* --- Info (правая колонка) --- */
.pv-info { animation: pv-rise .7s .1s ease-out both; }

.pv-info__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-ink-mute);
}
.pv-pill {
  padding: 5px 10px;
  background: var(--c-ink);
  color: #fff;
  font-size: 10.5px;
  letter-spacing: 0.1em;
  font-weight: 500;
}
.pv-info__mono {
  font-family: var(--f-mono);
  color: var(--c-ink);
  font-size: 12px;
  font-weight: 500;
}

.pv-info__title {
  font-family: var(--f-serif);
  font-variation-settings: 'opsz' 96;
  font-weight: 500;
  font-size: clamp(36px, 4.4vw, 56px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--c-ink);
  margin: 0 0 28px;
}

.pv-info__hairline {
  display: flex;
  align-items: baseline;
  gap: 18px;
  padding: 14px 0;
  border-top: 1px solid var(--c-rule);
  border-bottom: 1px solid var(--c-rule);
  margin-bottom: 32px;
}
.pv-info__hairline-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-ink-mute);
  min-width: 80px;
}
.pv-info__hairline-value {
  font-family: var(--f-mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--c-ink);
}

/* --- Price --- */
.pv-price { margin-bottom: 36px; }
.pv-price__amount {
  font-family: var(--f-serif);
  font-variation-settings: 'opsz' 144;
  font-weight: 500;
  font-size: clamp(44px, 5.2vw, 72px);
  letter-spacing: -0.02em;
  color: var(--c-ink);
  line-height: 1;
  font-feature-settings: 'tnum', 'cv11';
  margin-bottom: 8px;
}
.pv-price__note {
  font-size: 12px;
  color: var(--c-ink-mute);
  line-height: 1.55;
  max-width: 420px;
  letter-spacing: 0.005em;
}
.pv-price__asterisk { color: var(--c-hot); font-weight: 600; margin-right: 2px; }

/* --- CTA (индустриальные кнопки) --- */
.pv-cta { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 36px; }
.pv-cta__primary,
.pv-cta__secondary {
  font-family: inherit;
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  padding: 18px 24px;
  border: 0;
  transition: all .2s ease;
}
.pv-cta__primary {
  flex: 1;
  min-width: 220px;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: var(--c-ink);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.pv-cta__primary > * { position: relative; z-index: 1; }
.pv-cta__primary::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--c-hot);
  transform: translateY(101%);
  transition: transform .28s cubic-bezier(.55, .05, .35, 1);
  z-index: 0;
}
.pv-cta__primary:hover::before { transform: translateY(0); }
.pv-cta__primary:hover { color: #fff; }
.pv-cta__arrow {
  font-family: var(--f-mono);
  font-size: 18px;
  font-weight: 400;
  transition: transform .25s cubic-bezier(.4,.1,.2,1);
  display: inline-block;
}
.pv-cta__primary:hover .pv-cta__arrow { transform: translateX(6px); }

.pv-cta__secondary {
  background: transparent;
  color: var(--c-ink);
  border: 1px solid var(--c-ink);
}
.pv-cta__secondary:hover { background: var(--c-ink); color: #fff; }

/* --- Messengers --- */
.pv-messengers__label {
  display: block;
  font-size: 11px;
  color: var(--c-ink-mute);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.pv-messengers__row { display: flex; gap: 8px; flex-wrap: wrap; }
.pv-msg {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: #fff;
  border: 1px solid var(--c-rule);
  font-size: 13px;
  font-weight: 500;
  color: var(--c-ink);
  text-decoration: none;
  transition: all .15s ease;
}
.pv-msg:hover {
  text-decoration: none;
  border-color: var(--c-ink);
  color: var(--c-ink);
  transform: translateY(-1px);
}
.pv-msg--tg  svg { color: #2AABEE; }
.pv-msg--max svg { color: #0E5FB5; }

/* =============== BLOCK SECTIONS =============== */
.pv-block {
  padding: 96px 0;
  background: var(--c-bg);
}
.pv-block--paper { background: var(--c-paper); }
.pv-block--dark  { background: var(--c-ink); color: #E5EAF2; }
.pv-block--dark a { color: inherit; }

.pv-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 40px;
  align-items: start;
  margin-bottom: 64px;
  max-width: 960px;
}
.pv-head__num {
  font-family: var(--f-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--c-ink-mute);
  letter-spacing: 0.1em;
  padding-top: 22px;
  min-width: 70px;
}
.pv-head--on-dark .pv-head__num { color: rgba(255,255,255,.45); }

.pv-head__text {
  border-top: 1px solid var(--c-rule);
  padding-top: 20px;
}
.pv-head--on-dark .pv-head__text { border-top-color: var(--c-rule-dark); }

.pv-head__title {
  font-family: var(--f-serif);
  font-variation-settings: 'opsz' 96;
  font-weight: 500;
  font-size: clamp(32px, 3.6vw, 52px);
  line-height: 1.02;
  letter-spacing: -0.022em;
  margin: 0 0 16px;
  color: inherit;
}
.pv-head__tag {
  font-size: 14px;
  color: var(--c-ink-mute);
  margin: 0;
  letter-spacing: 0.005em;
  max-width: 560px;
}
.pv-head--on-dark .pv-head__tag { color: rgba(255,255,255,.62); }

@media (max-width: 768px) {
  .pv-head { grid-template-columns: 1fr; gap: 16px; margin-bottom: 40px; }
  .pv-head__num { padding-top: 0; }
}

/* =============== SPECS =============== */
.pv-specs { max-width: 880px; }
.pv-specs__list { margin: 0; padding: 0; }
.pv-specs__row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 40px;
  padding: 20px 0;
  border-top: 1px solid var(--c-rule);
  align-items: baseline;
}
.pv-specs__row:last-child { border-bottom: 1px solid var(--c-rule); }
.pv-specs__row dt {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-ink-mute);
  font-weight: 500;
}
.pv-specs__row dd { margin: 0; }
.pv-specs__value {
  font-family: var(--f-mono);
  font-weight: 500;
  font-size: 17px;
  color: var(--c-ink);
  font-feature-settings: 'tnum';
}
.pv-specs__unit {
  color: var(--c-ink-mute);
  font-size: 13px;
  margin-left: 4px;
  font-weight: 400;
}
@media (max-width: 600px) {
  .pv-specs__row { grid-template-columns: 1fr; gap: 6px; padding: 16px 0; }
}

/* =============== TRUST CARDS =============== */
.pv-trust {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--c-rule-dark);
  border: 1px solid var(--c-rule-dark);
}
@media (max-width: 900px) { .pv-trust { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .pv-trust { grid-template-columns: 1fr; } }
.pv-trust__card {
  background: var(--c-ink);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: background .25s ease;
}
.pv-trust__card:hover { background: var(--c-ink-2); }
.pv-trust__num {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,.42);
  margin-bottom: 28px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.pv-trust__num::before {
  content: "";
  width: 28px;
  height: 1px;
  background: rgba(255,255,255,.42);
}
.pv-trust__title {
  font-family: var(--f-serif);
  font-variation-settings: 'opsz' 24;
  font-weight: 500;
  font-size: 22px;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: #fff;
  margin: 0 0 12px;
}
.pv-trust__text {
  font-size: 13.5px;
  line-height: 1.55;
  color: rgba(255,255,255,.72);
  margin: 0;
}

/* =============== DESCRIPTION =============== */
.pv-desc {
  max-width: 720px;
  font-size: 17px;
  line-height: 1.65;
  color: var(--c-ink);
}
.pv-desc p { margin: 0 0 18px; }

/* =============== ANIMATIONS =============== */
@keyframes pv-rise {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* --- footer compatibility on product-page (paper bg прерывает поток) --- */
.product-page .footer { border-top: 1px solid var(--c-rule); }