/* ============================================
   Sivik — Landing Page Styles
   ============================================ */

:root {
  --color-primary: #003366;
  --color-primary-hover: #002347;
  --color-accent: #F58220;
  --color-accent-hover: #DC6F11;
  --color-bg: #FFFFFF;
  --color-surface: #F5F7FA;
  --color-surface-dark: #001F40;
  --color-text: #1A1A1A;
  --color-text-muted: #666666;
  --color-border: #E0E6EF;
  --color-success: #2E7D32;
  --color-error: #C62828;
  --color-accent-soft: #FFF3E0;

  --shadow-card: 0 2px 12px rgba(0, 51, 102, 0.08);
  --shadow-card-hover: 0 12px 32px rgba(0, 51, 102, 0.14);
  --shadow-focus: 0 0 0 3px rgba(0, 51, 102, 0.12);

  --radius-card: 12px;
  --radius-btn: 6px;
  --radius-badge: 4px;
  --radius-modal: 16px;

  --max-w: 1280px;
  --gutter: 24px;

  --font-display: "Manrope", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

p { margin: 0; }

a { color: inherit; text-decoration: none; }

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

.section { padding: 96px 0; }
.section--tight { padding: 64px 0; }
.section--dark { background: var(--color-primary); color: #fff; }
.section--darker { background: var(--color-surface-dark); color: #fff; }

/* ============================================
   STATS BAND
   ============================================ */
.stats-section { padding: 72px 0; }
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 48px;
  align-items: start;
}
.stats > .stat {
  border-left: 1px solid rgba(255,255,255,.12);
  padding-left: 28px;
}
.stats > .stat:first-child { border-left: none; padding-left: 0; }
.stat__num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 64px;
  line-height: 1;
  color: var(--color-accent);
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  display: inline-flex;
  align-items: baseline;
}
.stat__num-suffix {
  font-size: 64px;
  font-weight: 800;
  color: var(--color-accent);
}
.stat__label {
  font-size: 14px;
  line-height: 1.55;
  color: #B0BEC5;
  max-width: 260px;
}
.section--surface { background: var(--color-surface); }

.section-head {
  margin-bottom: 48px;
  max-width: 880px;
}
.section-eyebrow {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 16px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.section-eyebrow::before {
  content: "";
  width: 28px;
  height: 2px;
  background: var(--color-accent);
}
.section--dark .section-eyebrow,
.section--darker .section-eyebrow { color: var(--color-accent); }

.section-title {
  font-size: 38px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-primary);
}
.section--dark .section-title,
.section--darker .section-title { color: #fff; }

.section-sub {
  margin-top: 16px;
  font-size: 18px;
  color: var(--color-text-muted);
  max-width: 640px;
}
.section--dark .section-sub,
.section--darker .section-sub { color: #B0BEC5; }

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1;
  padding: 0 28px;
  height: 44px;
  border: none;
  border-radius: var(--radius-btn);
  cursor: pointer;
  transition: background .18s ease, color .18s ease, border-color .18s ease, transform .18s ease, box-shadow .18s ease;
  white-space: nowrap;
  text-decoration: none;
}
.btn--large { height: 52px; font-size: 17px; padding: 0 36px; }
.btn--small { height: 36px; font-size: 14px; padding: 0 18px; }
.btn--full { width: 100%; }

.btn--primary {
  background: var(--color-accent);
  color: #fff;
}
.btn--primary:hover { background: var(--color-accent-hover); }
.btn--primary:active { transform: translateY(1px); }
.btn--primary:disabled { opacity: .45; cursor: not-allowed; transform: none; }

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
}
.btn--outline:hover { background: var(--color-primary); color: #fff; }

.btn--outline-light {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,.55);
}
.btn--outline-light:hover { background: var(--color-accent); border-color: var(--color-accent); color: #fff; }

.btn--ghost {
  background: transparent;
  color: var(--color-accent);
  padding: 0 4px;
}
.btn--ghost:hover { text-decoration: underline; }

.btn .arrow { transition: transform .18s ease; }
.btn:hover .arrow { transform: translateX(3px); }

.btn--loading .btn-label { opacity: 0; }
.btn--loading::after {
  content: "";
  position: absolute;
  width: 18px; height: 18px;
  border: 2px solid rgba(255,255,255,.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
.btn { position: relative; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================
   HEADER
   ============================================ */

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-primary);
  color: #fff;
  height: 72px;
  display: flex;
  align-items: center;
  transition: box-shadow .2s ease;
}
.header.scrolled { box-shadow: 0 4px 24px rgba(0,0,0,.18); }
.header__inner {
  display: flex;
  align-items: center;
  gap: 20px;
  width: 100%;
}
.logo {
  display: inline-flex;
  align-items: center;
  background: #fff;
  padding: 7px 14px;
  border-radius: 8px;
  text-decoration: none;
  box-shadow: 0 2px 6px rgba(0,0,0,.12);
  transition: transform 0.2s, box-shadow 0.2s;
}
.logo:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0,0,0,.18);
}
.logo__img {
  display: block;
  height: 32px;
  width: auto;
}
.logo small {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: #B0BEC5;
  margin-left: 4px;
  text-transform: uppercase;
}

.nav {
  display: flex;
  gap: 28px;
  margin-left: 24px;
  font-size: 14px;
  font-weight: 500;
  color: #cdd9e8;
}
.nav a:hover { color: var(--color-accent); }

.header__spacer { flex: 1; }
.header__phone {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
}
.header__phone .label {
  font-size: 11px;
  color: #B0BEC5;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.header__phone .num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: #fff;
  white-space: nowrap;
}
/* Header socials */
.header__socials {
  display: flex;
  gap: 6px;
}
.header__social {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: rgba(255,255,255,.08);
  color: #fff;
  transition: background 0.2s, transform 0.2s;
}
.header__social:hover {
  background: var(--color-accent);
  transform: translateY(-1px);
}

/* ============================================
   HERO
   ============================================ */

.hero {
  position: relative;
  min-height: calc(100vh - 72px);
  background: var(--color-surface-dark);
  color: #fff;
  overflow: hidden;
  display: flex;
  align-items: center;
  padding: 80px 0;
}
.hero__bg-text {
  position: absolute;
  right: -2vw;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(180px, 22vw, 380px);
  line-height: 0.85;
  letter-spacing: -0.04em;
  color: rgba(255,255,255,.04);
  white-space: nowrap;
  user-select: none;
  pointer-events: none;
}
.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
}
.hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 64px;
  align-items: center;
  width: 100%;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 6px 14px 6px 6px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #cdd9e8;
  margin-bottom: 32px;
}
.hero__eyebrow span:first-child {
  background: var(--color-accent);
  color: #fff;
  padding: 4px 10px;
  border-radius: 999px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.hero__title {
  font-size: clamp(40px, 5vw, 60px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}
.hero__title .accent { color: var(--color-accent); }
.hero__title .pipe { color: var(--color-accent); }

.hero__sub {
  font-size: 19px;
  line-height: 1.55;
  color: #B0BEC5;
  max-width: 560px;
  margin-bottom: 40px;
}
.hero__sub strong { color: #fff; font-weight: 600; }

.hero__cta-row {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.hero__chips {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-badge);
  font-size: 14px;
  color: #fff;
  backdrop-filter: blur(8px);
}
.chip svg { color: var(--color-accent); flex-shrink: 0; }

.hero__visual {
  position: relative;
  aspect-ratio: 1 / 1;
  max-height: 620px;
}
.hero__visual-frame {
  position: absolute;
  inset: 0;
  border-radius: 16px;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(245,130,32,.18), transparent 60%),
    linear-gradient(135deg, #002a55 0%, #001a35 100%);
  overflow: hidden;
}
.hero__visual-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    45deg,
    transparent 0 24px,
    rgba(255,255,255,.018) 24px 25px
  );
}

.hero__visual-frame--photo {
  background:
    radial-gradient(ellipse at 50% 30%, #ffffff 0%, #eef2f7 70%, #e4eaf2 100%);
}
.hero__visual-frame--photo::before { opacity: .4; }
.hero__product-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 36px;
  z-index: 1;
  mix-blend-mode: multiply;
  filter: drop-shadow(0 24px 40px rgba(0,30,64,.22));
}

.hero__visual-spec {
  position: absolute;
  z-index: 2;
  background: rgba(0,0,0,.5);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 8px;
  padding: 12px 16px;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: #cdd9e8;
}
.hero__visual-spec .val { color: var(--color-accent); font-weight: 700; font-size: 14px; }
.hero__visual-spec--1 { top: 24px; left: 24px; }
.hero__visual-spec--2 { bottom: 24px; right: 24px; }
.hero__visual-spec--3 { top: 50%; right: 24px; transform: translateY(-50%); }

/* placeholder for equipment image */
.placeholder-img {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "Courier New", monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.35);
}
.placeholder-img__inner {
  border: 1px dashed rgba(255,255,255,.18);
  border-radius: 12px;
  padding: 60% 40px 40px;
  margin: 40px;
  text-align: center;
  width: calc(100% - 80px);
  height: calc(100% - 80px);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  background:
    radial-gradient(circle at 50% 45%, rgba(245,130,32,.08), transparent 50%);
  position: relative;
}
.placeholder-img__inner::before {
  content: "";
  position: absolute;
  width: 50%;
  height: 50%;
  top: 18%;
  left: 25%;
  background: repeating-linear-gradient(
    90deg,
    rgba(255,255,255,.06) 0 6px,
    transparent 6px 12px
  );
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.08);
}

/* ============================================
   KITS (block 03)
   ============================================ */

.kits {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  align-items: stretch;
}
.kit-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 20px 20px 24px;
  display: flex;
  flex-direction: column;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.kit-card__image {
  aspect-ratio: 2 / 1;
  background: var(--color-surface);
  border-radius: 8px;
  margin-bottom: 16px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.kit-card__image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 6px;
  mix-blend-mode: multiply;
}
.kit-card__models {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}
.kit-card__model {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  line-height: 1.35;
}
.kit-card__model svg { flex-shrink: 0; color: var(--color-accent); margin-top: 2px; }
.kit-card__model b { color: var(--color-text); font-weight: 600; }
@media (max-width: 980px) {
  .kits { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .kits { grid-template-columns: 1fr; }
}
.kit-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
}
.kit-card--featured {
  border: 2px solid var(--color-primary);
  box-shadow: var(--shadow-card);
  transform: translateY(-8px);
  background: #fff;
}
.kit-card--featured:hover { transform: translateY(-12px); }

.kit-badge-top {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 8px 16px;
  border-radius: var(--radius-badge);
  white-space: nowrap;
}

.badge {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 10px;
  border-radius: var(--radius-badge);
}
.badge--accent { background: var(--color-accent); color: #fff; }
.badge--primary { background: var(--color-primary); color: #fff; }
.badge--outline { border: 1.5px solid var(--color-primary); color: var(--color-primary); padding: 5px 9px; }

.kit-card__name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  color: var(--color-primary);
  margin: 12px 0 6px;
  letter-spacing: -0.01em;
}
.kit-card__for {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 16px;
  min-height: 36px;
}
.kit-card__list {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 15px;
  color: var(--color-text);
  flex: 1;
}
.kit-card__list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  line-height: 1.4;
}
.kit-card__list svg {
  flex-shrink: 0;
  color: var(--color-success);
  margin-top: 2px;
}

.kit-card__price-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 4px;
}
.kit-card__price-label { font-size: 13px; color: var(--color-text-muted); }
.kit-card__price {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 30px;
  color: var(--color-primary);
}
.kit-card__price-note {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-bottom: 24px;
}
.kit-card .btn { width: 100%; }

/* ============================================
   STATS (block 04)
   ============================================ */

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.stat {
  padding: 16px 24px;
  border-right: 1px solid rgba(255,255,255,.12);
  text-align: left;
}
.stat:last-child { border-right: none; }
.stat__num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(48px, 5vw, 64px);
  line-height: 1;
  color: var(--color-accent);
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}
.stat__label {
  font-size: 14px;
  color: #cdd9e8;
  line-height: 1.4;
  max-width: 200px;
}

/* ============================================
   CALCULATOR (block 05)
   ============================================ */

.calc {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  background: #fff;
  border-radius: var(--radius-card);
  padding: 48px;
  box-shadow: var(--shadow-card);
  align-items: stretch;
}

.calc-controls { display: flex; flex-direction: column; gap: 36px; }
.calc-control__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 14px;
}
.calc-control__label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  color: var(--color-text);
}
.calc-control__val {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 22px;
  color: var(--color-primary);
  letter-spacing: -0.01em;
}

.range {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  background: var(--color-border);
  border-radius: 999px;
  outline: none;
  background-image: linear-gradient(var(--color-accent), var(--color-accent));
  background-repeat: no-repeat;
}
.range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 24px; height: 24px;
  background: var(--color-primary);
  border-radius: 50%;
  cursor: pointer;
  border: 4px solid #fff;
  box-shadow: 0 2px 8px rgba(0,51,102,.3);
  transition: transform .15s ease;
}
.range::-webkit-slider-thumb:hover { transform: scale(1.1); }
.range::-webkit-slider-thumb:active { transform: scale(1.2); }
.range::-moz-range-thumb {
  width: 24px; height: 24px;
  background: var(--color-primary);
  border-radius: 50%;
  cursor: pointer;
  border: 4px solid #fff;
  box-shadow: 0 2px 8px rgba(0,51,102,.3);
}
.range-bounds {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 8px;
}

.calc-result {
  background: var(--color-primary);
  border-radius: var(--radius-card);
  padding: 36px;
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}
.calc-result::before {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -60px;
  width: 220px; height: 220px;
  background: radial-gradient(circle, rgba(245,130,32,.2), transparent 70%);
}
.calc-result__label {
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #B0BEC5;
  margin-bottom: 12px;
  position: relative;
}
.calc-result__num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 56px;
  line-height: 1;
  color: #fff;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
  position: relative;
}
.calc-result__num .currency { color: var(--color-accent); font-size: 42px; }
.calc-result__sub {
  font-size: 13px;
  color: #B0BEC5;
  margin-bottom: 28px;
  position: relative;
}
.calc-result__breakdown {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  padding: 20px 0;
  border-top: 1px solid rgba(255,255,255,.12);
  margin-bottom: 24px;
  position: relative;
}
.calc-result__breakdown div { font-size: 13px; }
.calc-result__breakdown .lbl { color: #B0BEC5; display: block; margin-bottom: 4px; }
.calc-result__breakdown .v { font-family: var(--font-display); font-weight: 700; font-size: 16px; color: #fff; }
.calc-result .btn { position: relative; width: 100%; }

/* ============================================
   CATEGORIES (block 06)
   ============================================ */

.cats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.cat {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 28px;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
  position: relative;
}
.cat:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--color-primary);
}
.cat__icon {
  width: 56px; height: 56px;
  background: var(--color-surface);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
  transition: background .2s ease, color .2s ease;
}
.cat:hover .cat__icon { background: var(--color-primary); color: #fff; }
.cat__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--color-primary);
  margin-bottom: 6px;
}
.cat__desc { font-size: 14px; color: var(--color-text-muted); line-height: 1.45; }
.cat__arrow {
  position: absolute;
  top: 28px;
  right: 28px;
  color: var(--color-border);
  transition: color .2s ease, transform .2s ease;
}
.cat:hover .cat__arrow { color: var(--color-accent); transform: translateX(4px); }

/* ============================================
   PRODUCTS (blocks 07–08)
   ============================================ */

.products {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.product {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 24px;
  display: flex;
  flex-direction: column;
  transition: transform .2s ease, box-shadow .2s ease;
}
.product:hover { transform: translateY(-2px); box-shadow: var(--shadow-card-hover); }
.product__badges {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 16px;
  min-height: 24px;
  gap: 8px;
}
.product__cat-label {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  text-transform: lowercase;
}

.product__image {
  aspect-ratio: 1 / 1;
  background: var(--color-surface);
  border-radius: 8px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.product__image::before {
  content: "";
  position: absolute;
  inset: 18%;
  background:
    radial-gradient(ellipse at 50% 100%, rgba(0,51,102,.08), transparent 60%),
    repeating-linear-gradient(90deg, rgba(0,51,102,.06) 0 4px, transparent 4px 8px);
  border-radius: 6px;
  border: 1px dashed var(--color-border);
}
.product__image-tag {
  position: absolute;
  bottom: 10px;
  font-family: "Courier New", monospace;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.product__sku { font-size: 12px; color: var(--color-text-muted); margin-bottom: 6px; }
.product__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--color-primary);
  margin-bottom: 14px;
  line-height: 1.2;
}
.product__specs {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
  font-size: 13px;
  color: var(--color-text-muted);
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}
.product__specs li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
}
.product__specs li::before {
  content: "";
  flex: 1;
  border-bottom: 1px dotted var(--color-border);
  margin: 0 4px;
  position: relative;
  top: -4px;
}
.product__specs .k { color: var(--color-text-muted); order: -1; }
.product__specs .v { color: var(--color-text); font-weight: 600; font-family: var(--font-display); }

.product__price-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 14px;
}
.product__price {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  color: var(--color-primary);
}
.product__price-old {
  font-size: 13px;
  color: var(--color-text-muted);
  text-decoration: line-through;
}
.product__btn-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.product__btn-row .btn { padding: 0 12px; font-size: 13px; }

/* hide product when filtered */
.product[hidden] { display: none; }

/* product photo */
.product__image img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 10px;
  mix-blend-mode: multiply;
}
.product__image:has(img)::before { display: none; }

/* catalog groups (4 categories) */
.catalog-group { margin-top: 56px; }
.catalog-group:first-of-type { margin-top: 8px; }
.catalog-group__head { margin-bottom: 20px; }
.catalog-group__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 26px;
  color: var(--color-primary);
  margin: 0 0 6px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.catalog-group__title::before {
  content: "";
  width: 6px;
  height: 26px;
  border-radius: 3px;
  background: var(--color-accent);
  display: inline-block;
}
.catalog-group__sub {
  font-size: 15px;
  color: var(--color-text-muted);
  margin: 0;
  max-width: 720px;
}
.tabs--sub { margin-bottom: 24px; flex-wrap: wrap; }
.products--group { margin-bottom: 0; }
@media (max-width: 980px) {
  .products--group { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .products--group { grid-template-columns: 1fr; }
  .catalog-group__title { font-size: 22px; }
}

/* catalog "show all" */
.catalog-more {
  display: flex;
  justify-content: center;
  margin-top: 36px;
}
.catalog-more .btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

/* tabs */
.tabs {
  display: inline-flex;
  background: var(--color-surface);
  padding: 4px;
  border-radius: 999px;
  margin-bottom: 36px;
  border: 1px solid var(--color-border);
}
.section--surface .tabs { background: #fff; }
.tab {
  padding: 10px 18px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 14px;
  color: var(--color-text-muted);
  background: transparent;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  transition: background .15s, color .15s;
}
.tab.active { background: var(--color-primary); color: #fff; }
.tab:hover:not(.active) { color: var(--color-primary); }

/* ============================================
   ACCESSORIES (block 09)
   ============================================ */

.acc-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.acc {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 24px;
  text-align: center;
  transition: transform .2s ease, box-shadow .2s ease;
}
.acc:hover { transform: translateY(-2px); box-shadow: var(--shadow-card-hover); }
.acc__img {
  aspect-ratio: 4 / 3;
  background: var(--color-surface);
  border-radius: 8px;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}
.acc__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  color: var(--color-primary);
  margin-bottom: 6px;
  min-height: 42px;
  line-height: 1.3;
}
.acc__price {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 14px;
}

/* ============================================
   ADVANTAGES (block 10)
   ============================================ */

.advs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.adv {
  background: #fff;
  border-radius: var(--radius-card);
  padding: 32px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 18px;
  position: relative;
}
.adv__icon {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--color-accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}
.adv__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--color-primary);
}
.adv__text {
  font-size: 15px;
  line-height: 1.55;
  color: var(--color-text-muted);
}
.adv__compare {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px dashed var(--color-border);
  font-size: 12px;
  color: var(--color-text-muted);
}
.adv__compare strong { color: var(--color-accent); font-family: var(--font-display); }

/* ============================================
   PROMO (block 11)
   ============================================ */

.promo {
  background: var(--color-surface-dark);
  border-radius: var(--radius-card);
  padding: 64px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.promo::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 60px 60px;
}
.promo__content { position: relative; z-index: 1; color: #fff; }
.promo__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 38px;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}
.promo__title .accent { color: var(--color-accent); }
.promo__text {
  font-size: 17px;
  color: #B0BEC5;
  margin-bottom: 32px;
  line-height: 1.55;
}
.promo__visual {
  position: relative;
  z-index: 1;
  aspect-ratio: 1.2 / 1;
  border-radius: 12px;
  background:
    radial-gradient(ellipse at 60% 40%, rgba(245,130,32,.15), transparent 60%),
    linear-gradient(135deg, #002a55, #001a35);
  border: 1px solid rgba(255,255,255,.08);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* ============================================
   CLIENT PHOTOS (block 12)
   ============================================ */

.carousel {
  position: relative;
  overflow: hidden;
}
.carousel__track {
  display: flex;
  gap: 24px;
  transition: transform .4s ease;
}
.carousel-slide {
  flex: 0 0 calc((100% - 48px) / 3);
  background: var(--color-surface);
  border-radius: var(--radius-card);
  overflow: hidden;
}
.carousel-slide__img {
  aspect-ratio: 4 / 3;
  background:
    linear-gradient(135deg, #e0e6ef 0%, #c7d2e0 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #8b9bb0;
  font-family: "Courier New", monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  position: relative;
}
.carousel-slide__img::before {
  content: "";
  position: absolute;
  inset: 20% 25%;
  background:
    radial-gradient(ellipse at 50% 100%, rgba(0,51,102,.15), transparent 60%),
    repeating-linear-gradient(45deg, rgba(0,51,102,.08) 0 6px, transparent 6px 12px);
  border-radius: 6px;
}
.carousel-slide__caption {
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
}
.carousel-slide__model {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  color: var(--color-primary);
}
.carousel-slide__city {
  font-size: 13px;
  color: var(--color-text-muted);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.carousel-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 32px;
}
.carousel-arrows { display: flex; gap: 12px; }
.carousel-btn {
  width: 48px; height: 48px;
  border-radius: 50%;
  border: 1.5px solid var(--color-primary);
  background: transparent;
  color: var(--color-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .18s, color .18s;
}
.carousel-btn:hover { background: var(--color-primary); color: #fff; }
.carousel-dots { display: flex; gap: 8px; }
.dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--color-border);
  cursor: pointer;
  transition: width .2s, background .2s;
}
.dot.active { width: 32px; border-radius: 4px; background: var(--color-accent); }

/* ============================================
   REVIEWS (block 13)
   ============================================ */

.reviews {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.review {
  background: #fff;
  border-radius: var(--radius-card);
  padding: 32px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 16px;
  border: 1px solid var(--color-border);
}
.review__stars {
  display: flex;
  gap: 2px;
  color: var(--color-accent);
}
.review__text {
  font-style: italic;
  color: var(--color-text-muted);
  font-size: 15px;
  line-height: 1.55;
  flex: 1;
}
.review__author {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  gap: 12px;
}
.review__name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  color: var(--color-primary);
}
.review__meta {
  font-size: 12px;
  color: var(--color-text-muted);
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-align: right;
}
.review__source {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-weight: 600;
}
.source-dot { width: 6px; height: 6px; border-radius: 50%; }
.source-dot--ya { background: #FC3F1D; }
.source-dot--2gis { background: #00BC4D; }
.source-dot--otz { background: #1066B7; }

/* ============================================
   STEPS (block 14)
   ============================================ */

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}
.step {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 36px 28px;
  position: relative;
  overflow: hidden;
}
.step__num {
  position: absolute;
  top: 16px;
  right: 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 88px;
  line-height: 0.85;
  color: var(--color-surface);
  letter-spacing: -0.03em;
}
.step__icon {
  width: 48px; height: 48px;
  background: var(--color-surface);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
}
.step__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--color-primary);
  margin-bottom: 10px;
  position: relative;
  z-index: 1;
}
.step__text {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.55;
  position: relative;
  z-index: 1;
}

/* ============================================
   ABOUT (block 15)
   ============================================ */

.about {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 64px;
  align-items: flex-start;
}
.about__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 38px;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  margin-bottom: 28px;
}
.about__body p {
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}
.about__body p strong { color: var(--color-text); font-weight: 600; }

.facts {
  background: #fff;
  border-radius: var(--radius-card);
  padding: 32px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 0;
}
.fact {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--color-border);
}
.fact:last-child { border-bottom: none; }
.fact__icon {
  width: 40px; height: 40px;
  background: var(--color-surface);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}
.fact__text { font-size: 14px; color: var(--color-text); line-height: 1.4; }
.fact__text strong { color: var(--color-primary); font-family: var(--font-display); display: block; font-size: 15px; }

/* ============================================
   FORM (block 16)
   ============================================ */

.form-section { background: var(--color-primary); position: relative; overflow: hidden; }
.form-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.02) 1px, transparent 1px);
  background-size: 80px 80px;
}
.form-wrap {
  max-width: 560px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.form-wrap .section-title { text-align: center; color: #fff; }
.form-wrap .section-sub { text-align: center; margin: 16px auto 40px; color: #B0BEC5; }

.form {
  background: #fff;
  border-radius: var(--radius-card);
  padding: 40px;
  box-shadow: 0 20px 60px rgba(0,0,0,.25);
}
.field { margin-bottom: 20px; }
.field__label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 13px;
  color: var(--color-text);
  display: block;
  margin-bottom: 8px;
}
.field__label .req { color: var(--color-accent); }

.input, .textarea {
  width: 100%;
  height: 52px;
  padding: 0 16px;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--color-text);
  background: #fff;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-btn);
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.input:focus, .textarea:focus {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-focus);
}
.input::placeholder, .textarea::placeholder { color: #94a3b8; }
.input--phone-wrap { position: relative; display: flex; align-items: center; }
.input--phone-wrap::before {
  content: "+7";
  position: absolute;
  left: 16px;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--color-text);
  font-size: 15px;
}
.input--phone { padding-left: 44px; }

.textarea { height: 96px; padding: 14px 16px; resize: vertical; line-height: 1.4; font-family: var(--font-body); }
.input.is-error, .textarea.is-error { border-color: var(--color-error); }
.field__err {
  display: none;
  font-size: 12px;
  color: var(--color-error);
  margin-top: 6px;
}
.is-error + .field__err, .field.is-error .field__err { display: block; }

.check {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  margin-bottom: 14px;
  font-size: 13px;
  line-height: 1.45;
  color: var(--color-text-muted);
}
.check input { position: absolute; opacity: 0; pointer-events: none; }
.check__box {
  flex-shrink: 0;
  width: 20px; height: 20px;
  border: 1.5px solid var(--color-border);
  border-radius: 4px;
  margin-top: 1px;
  transition: background .15s, border-color .15s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.check input:checked + .check__box {
  background: var(--color-primary);
  border-color: var(--color-primary);
}
.check input:checked + .check__box::after {
  content: "";
  width: 6px; height: 10px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg) translate(-1px, -1px);
}
.check.is-error .check__box { border-color: var(--color-error); }
.check a { color: var(--color-primary); text-decoration: underline; }

.form .btn { margin-top: 8px; }
.form-fallback {
  text-align: center;
  margin-top: 24px;
  color: #B0BEC5;
  font-size: 14px;
}
.form-fallback a { color: #fff; font-family: var(--font-display); font-weight: 700; }

/* dark form variant */
.form--dark { background: transparent; padding: 0; box-shadow: none; }
.form--dark .field__label { color: #fff; }
.form--dark .input, .form--dark .textarea { background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.18); color: #fff; }
.form--dark .input::placeholder, .form--dark .textarea::placeholder { color: #8b9bb0; }
.form--dark .input--phone-wrap::before { color: #fff; }
.form--dark .check { color: #B0BEC5; }
.form--dark .check__box { border-color: rgba(255,255,255,.3); background: rgba(255,255,255,.05); }
.form--dark .check a { color: #fff; }

/* ============================================
   CONTACTS (block 17)
   ============================================ */

.contacts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.contact-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 32px;
  display: flex;
  align-items: flex-start;
  gap: 20px;
}
.contact-card__icon {
  width: 48px; height: 48px;
  background: var(--color-surface);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}
.contact-card__label {
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}
.contact-card__value {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  color: var(--color-primary);
  display: block;
  margin-bottom: 4px;
}
.contact-card__sub { font-size: 13px; color: var(--color-text-muted); }


.header__socials {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-right: 16px;
}
.header__social {
  width: 36px; height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  color: var(--color-primary);
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.2s;
}
.header__social:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-1px);
}

/* Combined section head: subtitle integrated visually with title */
.section-head--combined {
  margin-bottom: 40px;
}
.section-sub--inline {
  margin-top: 12px;
  font-size: 17px;
  line-height: 1.6;
  color: var(--color-text-muted);
  max-width: 760px;
}
.section--dark .section-sub--inline,
.section--darker .section-sub--inline { color: #B0BEC5; }

/* Hero subtitle inside H1 — block-level, smaller, muted */
.hero__sub-inline {
  display: block;
  font-family: var(--font-body, "Inter", system-ui, sans-serif);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.6;
  color: #B0BEC5;
  margin-top: 24px;
  max-width: 580px;
  letter-spacing: 0;
}
.hero__sub-inline strong {
  color: #fff;
  font-weight: 700;
}

/* About title sub */
.about__title-sub {
  display: block;
  font-family: var(--font-body, "Inter", system-ui, sans-serif);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.55;
  color: var(--color-text-muted);
  margin-top: 16px;
  letter-spacing: 0;
}

/* ============================================
   FOOTER (block 18)
   ============================================ */

.footer {
  background: #0B1929;
  color: #B0BEC5;
  padding: 72px 0 24px;
  position: relative;
}
.footer::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent) 30%, transparent 30%, transparent 100%);
}
.footer__top {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 56px;
  margin-bottom: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer__col--brand { max-width: 360px; }
.footer__logo {
  display: inline-flex;
  align-items: center;
  background: #fff;
  padding: 14px 22px;
  border-radius: 10px;
  text-decoration: none;
  margin-bottom: 20px;
  box-shadow: 0 2px 8px rgba(0,0,0,.2);
}
.footer__logo-img {
  display: block;
  height: 44px;
  width: auto;
}
.footer__col h4 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.footer__col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px; font-size: 14px; }
.footer__col a { color: #B0BEC5; text-decoration: none; transition: color 0.2s; }
.footer__col a:hover { color: var(--color-accent); }
.footer__about {
  font-size: 14px;
  line-height: 1.6;
  color: #8FA1B3;
  margin: 0 0 20px;
}
.footer__socials { display: flex; gap: 10px; }
.footer__social {
  width: 38px; height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,.06);
  color: #B0BEC5;
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.2s;
}
.footer__social:hover {
  background: var(--color-accent);
  color: #fff;
  transform: translateY(-2px);
}
.footer__contacts li { display: flex; flex-direction: column; gap: 2px; }
.footer__phone {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: #fff !important;
}
.footer__contact-note {
  font-size: 12px;
  color: #6B7B8C;
}
.footer__legal {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  padding: 24px 0;
  border-bottom: 1px solid rgba(255,255,255,.08);
  font-size: 13px;
}
.footer__legal-block {
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: #8FA1B3;
}
.footer__legal-block strong {
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 2px;
}
.footer__legal-block--right { text-align: right; }
.footer__bottom {
  padding-top: 24px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
  font-size: 13px;
}
.footer__links { display: flex; gap: 28px; flex-wrap: wrap; justify-content: center; }
.footer__links a { color: #6B7B8C; text-decoration: none; }
.footer__links a:hover { color: var(--color-accent); }

/* ============================================
   MODAL & COOKIE
   ============================================ */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.6);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 20px;
  opacity: 0;
  transition: opacity .2s ease;
}
.modal-overlay.open { display: flex; opacity: 1; }
.modal {
  background: #fff;
  border-radius: var(--radius-modal);
  max-width: 480px;
  width: 100%;
  padding: 48px;
  text-align: center;
  position: relative;
  transform: translateY(20px);
  transition: transform .25s ease;
}
.modal-overlay.open .modal { transform: translateY(0); }
.modal__close {
  position: absolute;
  top: 16px; right: 16px;
  width: 36px; height: 36px;
  border: none;
  background: var(--color-surface);
  border-radius: 50%;
  cursor: pointer;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
}
.modal__close:hover { background: var(--color-border); color: var(--color-text); }
.modal__icon {
  width: 64px; height: 64px;
  background: var(--color-success);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  margin: 0 auto 24px;
}
.modal__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 28px;
  color: var(--color-primary);
  margin-bottom: 12px;
}
.modal__text {
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.55;
  margin-bottom: 20px;
}
.modal__phone {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  color: var(--color-accent);
  display: block;
  margin-bottom: 4px;
}
.modal__phone-note {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-bottom: 28px;
}

.modal--form {
  max-width: 520px;
  padding: 40px;
  text-align: left;
  background: var(--color-primary);
  color: #fff;
}
.modal--form .modal__title { color: #fff; text-align: left; }
.modal--form .modal__close { background: rgba(255,255,255,.1); color: #fff; }
.modal--form .modal__close:hover { background: rgba(255,255,255,.2); }

/* PRODUCT DETAIL MODAL */
.modal--product {
  max-width: 1080px;
  padding: 0;
  text-align: left;
  overflow: hidden;
  max-height: 90vh;
  overflow-y: auto;
}
.product-detail {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  min-height: 580px;
}
.product-detail__gallery {
  background: var(--color-surface);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.product-detail__main-image {
  flex: 1;
  background: #fff;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 380px;
  border: 1px solid var(--color-border);
  position: relative;
  background-image:
    linear-gradient(45deg, var(--color-border) 25%, transparent 25%),
    linear-gradient(-45deg, var(--color-border) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, var(--color-border) 75%),
    linear-gradient(-45deg, transparent 75%, var(--color-border) 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
  background-color: #fafbfc;
}
.product-detail__main-tag {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 28px;
  color: var(--color-primary);
  background: rgba(255,255,255,.95);
  padding: 12px 20px;
  border-radius: 8px;
  letter-spacing: -0.01em;
}
.product-detail__thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
.product-detail__thumb {
  aspect-ratio: 1;
  background: #fff;
  border-radius: 8px;
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-text-muted);
  transition: all 0.2s;
}
.product-detail__thumb:hover { border-color: var(--color-primary); color: var(--color-primary); }
.product-detail__thumb.active {
  border-color: var(--color-accent);
  color: var(--color-primary);
  background: #fff;
}
.product-detail__info {
  padding: 40px 40px 32px;
  display: flex;
  flex-direction: column;
}
.product-detail__sku {
  font-size: 12px;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.product-detail__name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 28px;
  color: var(--color-primary);
  line-height: 1.15;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}
.product-detail__desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin-bottom: 24px;
}
.product-detail__specs-block,
.product-detail__features {
  margin-bottom: 24px;
}
.product-detail__specs-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary);
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}
.product-detail__specs {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 24px;
}
.product-detail__specs li {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  padding: 6px 0;
  border-bottom: 1px dashed var(--color-border);
}
.product-detail__specs .k { color: var(--color-text-muted); }
.product-detail__specs .v { color: var(--color-primary); font-weight: 600; }
.product-detail__features-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
  color: var(--color-text);
}
.product-detail__features-list li {
  display: flex;
  align-items: center;
  gap: 10px;
}
.product-detail__features-list svg {
  color: var(--color-accent);
  flex-shrink: 0;
}
.product-detail__cta {
  margin-top: auto;
  padding-top: 24px;
  border-top: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.product-detail__price-block {
  display: flex;
  flex-direction: column;
}
.product-detail__price-label {
  font-size: 12px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.product-detail__price {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 28px;
  color: var(--color-primary);
  line-height: 1.1;
}
.product-detail__price-note {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 4px;
}
.modal--product .modal__close {
  position: absolute;
  top: 20px; right: 20px;
  z-index: 5;
  background: rgba(255,255,255,.95);
  box-shadow: 0 2px 8px rgba(0,0,0,.1);
}

.cookie {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  background: var(--color-surface-dark);
  border-top: 1px solid var(--color-primary);
  padding: 20px;
  z-index: 90;
  display: none;
}
.cookie.open { display: block; }
.cookie__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 24px;
  color: #fff;
  font-size: 14px;
}
.cookie__text { flex: 1; line-height: 1.5; }
.cookie__text a { color: var(--color-accent); text-decoration: underline; }
.cookie__btns { display: flex; gap: 12px; flex-shrink: 0; }

/* ============================================
   FLOATING ACTION BAR (sticky, всегда видимый)
   ============================================ */

.fab {
  position: fixed;
  right: 24px;
  bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 70;
}
.fab__social,
.fab__main {
  width: 52px;
  height: 52px;
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: #fff;
  text-decoration: none;
  box-shadow: 0 6px 20px rgba(0,0,0,.18), 0 2px 6px rgba(0,0,0,.08);
  transition: transform 0.2s, box-shadow 0.2s;
}
.fab__social:hover,
.fab__main:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 10px 28px rgba(0,0,0,.22), 0 4px 10px rgba(0,0,0,.1);
}
.fab__social--tg { background: #229ED9; }
.fab__social--vk { background: #0077FF; }
.fab__main {
  background: var(--color-accent);
  position: relative;
}
.fab__main::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--color-accent);
  opacity: 0.4;
  animation: fab-pulse 2s ease-out infinite;
}
@keyframes fab-pulse {
  0% { transform: scale(1); opacity: 0.4; }
  100% { transform: scale(1.5); opacity: 0; }
}

/* ============================================
   STICKY MOBILE CTA
   ============================================ */

.mobile-cta {
  display: none;
  position: fixed;
  left: 0; right: 0; bottom: 0;
  padding: 12px 16px;
  background: #fff;
  border-top: 1px solid var(--color-border);
  z-index: 80;
  box-shadow: 0 -4px 16px rgba(0,0,0,.06);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1024px) {
  .section { padding: 72px 0; }
  .hero__inner { grid-template-columns: 1fr; gap: 48px; }
  .hero__visual { max-height: 480px; }
  .nav { display: none; }
  .burger { display: flex !important; }
  .kits { grid-template-columns: 1fr; gap: 16px; }
  .kit-card--featured { transform: none; }
  .kit-card--featured:hover { transform: translateY(-2px); }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 28px 24px; }
  .stats > .stat:nth-child(3) { border-left: none; padding-left: 0; }
  .stats > .stat { padding-left: 24px; }
  .stats > .stat:first-child, .stats > .stat:nth-child(3) { padding-left: 0; border-left: none; }
  .stat__num { font-size: 52px; }
  .stat__num-suffix { font-size: 52px; }
  .calc { grid-template-columns: 1fr; padding: 32px; }
  .cats, .products, .advs, .reviews, .contacts { grid-template-columns: repeat(2, 1fr); }
  .acc-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .promo { grid-template-columns: 1fr; padding: 40px; }
  .about { grid-template-columns: 1fr; gap: 32px; }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .carousel-slide { flex: 0 0 calc((100% - 24px) / 2); }
}

@media (max-width: 640px) {
  :root { --gutter: 16px; }
  .section { padding: 56px 0; }
  .section-title { font-size: 28px; }
  .hero { min-height: auto; padding: 48px 0; }
  .hero__title { font-size: 36px; }
  .hero__sub { font-size: 16px; }
  .hero__cta-row .btn { width: 100%; }
  .cats, .products, .advs, .reviews, .contacts, .steps, .acc-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr; gap: 24px; }
  .stats > .stat { padding-left: 0 !important; border-left: none !important; padding-bottom: 24px; border-bottom: 1px solid rgba(255,255,255,.12); }
  .stats > .stat:last-child { border-bottom: none; padding-bottom: 0; }
  .stat__num { font-size: 48px; }
  .stat__num-suffix { font-size: 48px; }
  .footer__top { grid-template-columns: 1fr; gap: 32px; }
  .footer__legal { grid-template-columns: 1fr; gap: 16px; }
  .footer__legal-block--right { text-align: left; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
  .footer__links { justify-content: flex-start; gap: 16px; }
  .promo { padding: 28px; }
  .promo__title { font-size: 28px; }
  .form { padding: 20px 16px; }

  /* ── Модал: по центру экрана ── */
  .modal-overlay {
    align-items: center;
    padding: 16px;
  }
  .modal {
    padding: 20px 16px 24px;
    border-radius: 16px;
    max-height: calc(100vh - 32px);
    height: auto;
    overflow-y: auto;
    width: 100%;
    max-width: 100%;
    transform: translateY(20px);
  }
  .modal-overlay.open .modal { transform: translateY(0); }

  /* Крестик: sticky чтобы всегда быть виден при скролле формы */
  .modal__close {
    position: sticky;
    top: 0;
    float: right;
    margin: -4px -4px 8px 8px;
    z-index: 10;
  }

  /* ── Форм-модал: ультракомпактный на мобилке ──
     Цель: вся форма видна без скролла даже на маленьких экранах */
  .modal--form { padding: 16px 16px 20px; }

  /* Заголовок — максимум 2 строки, меньший шрифт */
  .modal--form .modal__title {
    font-size: 16px;
    line-height: 1.35;
    padding-right: 44px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 4px;
  }

  /* Подзаголовок — скрываем, освобождаем место */
  .modal--form > p { display: none; }

  /* Поля формы — компактнее */
  .modal--form .form { gap: 10px; }
  .modal--form .field { gap: 4px; }
  .modal--form .field__label { font-size: 12px; margin-bottom: 0; }
  .modal--form .input { height: 44px; padding: 0 12px; font-size: 14px; }
  /* Телефон — сохраняем left-padding под "+7" */
  .modal--form .input--phone { height: 44px; padding: 0 12px 0 40px; font-size: 14px; }
  .modal--form .input--phone-wrap::before { font-size: 14px; left: 12px; }
  .modal--form .textarea { min-height: 60px; height: 60px; padding: 10px 12px; font-size: 14px; }
  /* Поле «Комментарий» — убираем на мобилке */
  .modal--form .field:has(textarea) { display: none; }

  /* Чекбокс — нормальный перенос */
  .modal--form .check {
    position: relative;
    font-size: 12px;
    gap: 8px;
    align-items: flex-start;
    white-space: normal;
    word-break: normal;
    overflow: visible;
    display: flex;
  }
  /* Скрытый input — 0x0, не влияет на flex-лейаут */
  .modal--form .check input {
    position: absolute;
    width: 0; height: 0;
    opacity: 0;
    pointer-events: none;
    margin: 0; padding: 0;
  }
  .modal--form .check__box { width: 18px; height: 18px; flex-shrink: 0; margin-top: 2px; }
  .modal--form .check > span:last-child { flex: 1; line-height: 1.4; }
  .modal--form .btn { padding: 12px 20px; font-size: 15px; margin-top: 4px; }

  /* Продуктовый модал без изменений */
  .modal--product {
    padding: 0;
    max-height: calc(100vh - 60px);
    border-radius: 20px 20px 0 0;
  }

  .product-detail { grid-template-columns: 1fr; }
  .product-detail__gallery { padding: 20px; }
  .product-detail__main-image { min-height: 240px; }
  .product-detail__info { padding: 24px 20px 32px; }
  .product-detail__specs { grid-template-columns: 1fr; gap: 4px; }
  .product-detail__cta { flex-direction: column; align-items: stretch; }
  .product-detail__cta .btn { width: 100%; }
  .product__btn-row { grid-template-columns: 1fr; }

  /* Cookie-баннер: стек + кнопки на полную ширину */
  .cookie { padding: 16px; }
  .cookie__inner { flex-direction: column; align-items: stretch; gap: 12px; }
  .cookie__btns { width: 100%; flex-direction: row; }
  .cookie__btns .btn { flex: 1; min-width: 0; white-space: normal; }
  .mobile-cta { display: block; }
  body { padding-bottom: 80px; }
  .header__socials { display: none; }
  /* FAB поднят над mobile-cta (высота ~76px) + запас */
  .fab { right: 14px; bottom: 100px; gap: 8px; }
  .fab__social, .fab__main { width: 46px; height: 46px; }
  /* Соц-кнопки FAB скрываем — они есть в мобильном меню */
  .fab__social { display: none; }
  .header__phone .label { display: none; }
  .header__phone .num { font-size: 15px; }
  .logo { padding: 5px 10px; }
  .logo__img { height: 24px; }
  .header__inner { gap: 12px; }
  .header .btn--outline-light { display: none; }
  .carousel-slide { flex: 0 0 100%; }
  .about__title { font-size: 28px; }

  /* Hero кнопки — по центру на мобилке */
  .hero__cta-row .btn { justify-content: center; }
}

/* ============================================
   BURGER & MOBILE NAV
   ============================================ */

/* Бургер — скрыт на десктопе */
.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,.1);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  padding: 8px;
  margin-left: auto;
}
.burger span {
  display: block;
  width: 100%;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform .2s, opacity .2s;
}
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Мобильное меню */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--color-surface-dark);
  z-index: 200;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 24px;
}
.mobile-nav.open { display: flex; }

.mobile-nav__close {
  position: absolute;
  top: 16px; right: 16px;
  background: rgba(255,255,255,.1);
  border: none;
  border-radius: 50%;
  width: 44px; height: 44px;
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.mobile-nav__close:hover { background: rgba(255,255,255,.2); }

.mobile-nav__link {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  padding: 8px 0;
  transition: color .15s;
}
.mobile-nav__link:hover { color: var(--color-accent); }

.mobile-nav__actions {
  margin-top: 24px;
  width: 100%;
  max-width: 320px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.mobile-nav__phone {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-accent);
  text-decoration: none;
}