/* ============================================================
   Chef's Workspace — Design System
   ============================================================ */

:root {
  /* Color palette — derived from emmac.com.tr industrial sector */
  --color-primary: #1D4ED8;
  --color-primary-dark: #1E3A8A;
  --color-primary-light: #3B82F6;
  --color-accent: #F59E0B;

  --color-bg: #FFFFFF;
  --color-bg-alt: #F1F5F9;
  --color-bg-dark: #0F172A;
  --color-bg-section: #F8FAFC;

  --color-text: #0F172A;
  --color-text-muted: #475569;
  --color-text-light: #94A3B8;
  --color-text-on-dark: #F1F5F9;

  --color-border: #E2E8F0;
  --color-border-strong: #CBD5E1;

  --color-success: #1E7A3C;
  --color-warning: #C77700;
  --color-error: #EF4444;

  /* Typography */
  --font-sans: "Inter", -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-display: "Inter", -apple-system, "Segoe UI", Roboto, sans-serif;

  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.25rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 2rem;
  --fs-3xl: 2.75rem;
  --fs-4xl: 3.5rem;

  /* Spacing scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 10px;
  --radius-xl: 16px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.12);
  --shadow-xl: 0 24px 48px rgba(15, 23, 42, 0.16);

  /* Layout */
  --container: 1240px;
  --header-h: 76px;

  /* Transition */
  --t-fast: 0.15s ease;
  --t: 0.25s ease;
  --t-slow: 0.4s ease;
}

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

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

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 var(--space-4);
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

h1 { font-size: var(--fs-4xl); letter-spacing: -0.02em; }
h2 { font-size: var(--fs-3xl); letter-spacing: -0.02em; }
h3 { font-size: var(--fs-2xl); }
h4 { font-size: var(--fs-xl); }
h5 { font-size: var(--fs-lg); }

p { margin: 0 0 var(--space-4); }

ul, ol { margin: 0 0 var(--space-4); padding-left: 1.5rem; }
li { margin-bottom: var(--space-2); }

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

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

::selection { background: var(--color-primary); color: #fff; }

/* ============================================================
   LAYOUT
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.section {
  padding: var(--space-9) 0;
}
.section--alt { background: var(--color-bg-section); }
.section--dark { background: var(--color-bg-dark); color: var(--color-text-on-dark); }
.section--dark h1, .section--dark h2, .section--dark h3, .section--dark h4 { color: #fff; }
.section--tight { padding: var(--space-7) 0; }

.section__head {
  text-align: center;
  margin-bottom: var(--space-7);
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}
.section__eyebrow {
  display: inline-block;
  font-size: var(--fs-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}
.section__title { margin-bottom: var(--space-3); }
.section__sub {
  font-size: var(--fs-md);
  color: var(--color-text-muted);
  margin: 0 auto;
  max-width: 640px;
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: var(--space-5);
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}
.site-logo__mark {
  width: 42px;
  height: 42px;
  flex-shrink: 0;
}
.site-logo__text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.site-logo__name {
  font-weight: 700;
  font-size: var(--fs-md);
  letter-spacing: -0.01em;
}
.site-logo__tag {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}
.site-nav__list {
  display: flex;
  gap: var(--space-6);
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-nav__list li { margin: 0; }
.site-nav__link {
  color: var(--color-text);
  font-weight: 500;
  font-size: var(--fs-sm);
  padding: var(--space-2) 0;
  position: relative;
  transition: color var(--t-fast);
}
.site-nav__link:hover { color: var(--color-primary); }
.site-nav__link.is-active { color: var(--color-primary); }
.site-nav__link.is-active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  background: var(--color-primary);
}

.site-header__cta { flex-shrink: 0; }

.burger {
  display: none;
  background: none;
  border: 0;
  width: 40px;
  height: 40px;
  position: relative;
}
.burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  margin: 5px auto;
  transition: var(--t-fast);
}

@media (max-width: 980px) {
  .burger { display: block; }
  .site-nav {
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    background: #fff;
    flex-direction: column;
    padding: var(--space-5);
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-120%);
    transition: transform var(--t);
    box-shadow: var(--shadow-lg);
  }
  .site-nav.is-open { transform: translateY(0); }
  .site-nav__list { flex-direction: column; gap: var(--space-4); width: 100%; }
  .site-header__cta { display: none; }
  .site-nav .btn { width: 100%; margin-top: var(--space-3); }
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  font-size: var(--fs-sm);
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--t-fast);
  white-space: nowrap;
  line-height: 1.2;
}
.btn--primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.btn--primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn--secondary {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border-strong);
}
.btn--secondary:hover {
  background: var(--color-text);
  color: #fff;
  border-color: var(--color-text);
}
.btn--ghost {
  background: transparent;
  color: var(--color-primary);
  border-color: transparent;
  padding: var(--space-2) var(--space-3);
}
.btn--ghost:hover { color: var(--color-primary-dark); }
.btn--on-dark {
  background: #fff;
  color: var(--color-text);
  border-color: #fff;
}
.btn--on-dark:hover { background: var(--color-bg-alt); border-color: var(--color-bg-alt); }
.btn--lg { padding: var(--space-4) var(--space-6); font-size: var(--fs-base); }
.btn--block { width: 100%; }
.btn--icon { padding: var(--space-3); }
.btn:disabled, .btn[aria-disabled="true"] {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  padding: var(--space-9) 0 var(--space-9);
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  color: var(--color-text-on-dark);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(ellipse at 80% 20%, rgba(29, 78, 216, 0.25), transparent 50%),
    radial-gradient(ellipse at 10% 90%, rgba(245, 158, 11, 0.10), transparent 50%);
  pointer-events: none;
}
.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-7);
  align-items: center;
}
.hero__eyebrow {
  display: inline-block;
  font-size: var(--fs-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid rgba(245, 158, 11, 0.4);
}
.hero h1 {
  color: #fff;
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  margin-bottom: var(--space-5);
}
.hero h1 .accent { color: var(--color-accent); }
.hero__sub {
  font-size: var(--fs-md);
  color: rgba(241, 245, 249, 0.85);
  max-width: 560px;
  margin-bottom: var(--space-6);
}
.hero__cta {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-7);
}
.hero__trust {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  padding-top: var(--space-5);
  border-top: 1px solid rgba(241, 245, 249, 0.15);
  max-width: 580px;
}
.hero__trust-item strong {
  display: block;
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.02em;
  line-height: 1;
}
.hero__trust-item span {
  display: block;
  font-size: var(--fs-xs);
  color: rgba(241, 245, 249, 0.7);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: var(--space-2);
}

.hero__visual {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #1E293B, #0F172A);
  border: 1px solid rgba(245, 158, 11, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  overflow: hidden;
}
.hero__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(45deg, transparent 0 14px, rgba(245, 158, 11, 0.04) 14px 15px);
  pointer-events: none;
}

@media (max-width: 880px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { aspect-ratio: 16 / 10; max-width: 100%; }
  .hero__trust { grid-template-columns: 1fr 1fr; }
}

/* ============================================================
   CARDS
   ============================================================ */
.card-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}
.card-grid--3 { grid-template-columns: repeat(3, 1fr); }
.card-grid--4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 980px) {
  .card-grid--3, .card-grid--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .card-grid--3, .card-grid--4 { grid-template-columns: 1fr; }
}

.product-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
  display: flex;
  flex-direction: column;
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-strong);
}
.product-card:hover .product-card__image img { transform: scale(1.04); }
.product-card__image {
  aspect-ratio: 4 / 3;
  background: #F8FAFC;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}
.product-card__image svg { width: 70%; height: 70%; }
.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 20px;
  box-sizing: border-box;
  display: block;
  position: relative;
  z-index: 1;
  transition: transform 0.35s ease;
}
.product-card__brand {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  z-index: 2;
  background: rgba(15, 23, 42, 0.85);
  color: #fff;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}
.product-card__body {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  flex: 1;
}
.product-card__title {
  font-size: var(--fs-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.product-card__title a { color: var(--color-text); }
.product-card__title a:hover { color: var(--color-primary); }
.product-card__desc {
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  margin-bottom: var(--space-4);
  flex: 1;
}
.product-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}
.tag {
  display: inline-block;
  font-size: var(--fs-xs);
  background: var(--color-bg-alt);
  color: var(--color-text-muted);
  padding: 3px 9px;
  border-radius: var(--radius-sm);
  font-weight: 500;
}
.product-card__cta {
  display: flex;
  gap: var(--space-2);
  margin-top: auto;
}

/* Direction / category card */
.dir-card {
  padding: var(--space-6);
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--t);
}
.dir-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}
.dir-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  color: var(--color-primary);
}
.dir-card__icon svg { width: 28px; height: 28px; }
.dir-card h3 { font-size: var(--fs-lg); margin-bottom: var(--space-2); }
.dir-card p { color: var(--color-text-muted); font-size: var(--fs-sm); margin-bottom: 0; }

/* Advantages */
.adv-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
@media (max-width: 880px) { .adv-grid { grid-template-columns: 1fr; } }

.adv-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: var(--space-6);
}
.adv-card__num {
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.1em;
  margin-bottom: var(--space-2);
}
.adv-card h4 { margin-bottom: var(--space-3); font-size: var(--fs-lg); }
.adv-card p { color: var(--color-text-muted); margin: 0; font-size: var(--fs-sm); }

/* Steps */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
@media (max-width: 880px) { .steps { grid-template-columns: 1fr; } }

.step {
  position: relative;
  padding: var(--space-6);
  background: var(--color-bg-section);
  border-radius: var(--radius-lg);
}
.step__num {
  position: absolute;
  top: var(--space-5);
  right: var(--space-5);
  font-size: var(--fs-3xl);
  font-weight: 800;
  color: var(--color-border-strong);
  line-height: 1;
}
.step h4 { font-size: var(--fs-lg); margin-bottom: var(--space-3); padding-right: 50px; }
.step p { color: var(--color-text-muted); margin: 0; font-size: var(--fs-sm); }

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
  text-align: center;
}
@media (max-width: 880px) { .stats { grid-template-columns: 1fr 1fr; } }
.stat__num {
  font-size: var(--fs-3xl);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  display: block;
  margin-bottom: var(--space-2);
}
.stat__label {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ============================================================
   PODBOR (Quiz module)
   ============================================================ */
.podbor {
  background: var(--color-bg-dark);
  color: var(--color-text-on-dark);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  position: relative;
  overflow: hidden;
}
.podbor::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(ellipse at 90% 10%, rgba(29, 78, 216, 0.18), transparent 50%);
  pointer-events: none;
}
.podbor__inner { position: relative; }
.podbor h2, .podbor h3, .podbor h4 { color: #fff; }

.podbor__intro { display: block; }
.podbor__intro p {
  color: rgba(241, 245, 249, 0.8);
  font-size: var(--fs-md);
  max-width: 640px;
  margin-bottom: var(--space-6);
}
.podbor__markers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  margin-bottom: var(--space-6);
}
@media (max-width: 760px) { .podbor__markers { grid-template-columns: 1fr; } }
.podbor__marker {
  padding: var(--space-4);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  border-left: 2px solid var(--color-accent);
}
.podbor__marker strong { display: block; color: #fff; margin-bottom: 4px; font-size: var(--fs-sm); }
.podbor__marker span { color: rgba(241, 245, 249, 0.7); font-size: var(--fs-xs); }

/* Steps view */
.podbor__step { display: none; }
.podbor__step.is-active { display: block; }

.podbor__progress {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
  font-size: var(--fs-sm);
  color: rgba(241, 245, 249, 0.7);
}
.podbor__progress-bar {
  flex: 1;
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  margin: 0 var(--space-4);
  overflow: hidden;
}
.podbor__progress-fill {
  height: 100%;
  background: var(--color-primary);
  width: 16%;
  transition: width var(--t);
}

.podbor__question {
  font-size: var(--fs-xl);
  color: #fff;
  margin-bottom: var(--space-6);
  font-weight: 600;
}

.podbor__options {
  display: grid;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}
.podbor__option {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--t-fast);
  color: var(--color-text-on-dark);
  font-size: var(--fs-sm);
  text-align: left;
  width: 100%;
}
.podbor__option:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(245, 158, 11, 0.4);
}
.podbor__option.is-selected {
  background: rgba(29, 78, 216, 0.18);
  border-color: var(--color-primary-light);
}
.podbor__option-marker {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.3);
  flex-shrink: 0;
  position: relative;
}
.podbor__option.is-selected .podbor__option-marker {
  border-color: var(--color-primary-light);
  background: var(--color-primary-light);
}
.podbor__option.is-selected .podbor__option-marker::after {
  content: "";
  position: absolute;
  inset: 3px;
  background: #fff;
  border-radius: 50%;
}

.podbor__nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  padding-top: var(--space-5);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.podbor__nav .btn--secondary {
  color: rgba(241, 245, 249, 0.85);
  border-color: rgba(255, 255, 255, 0.2);
  background: transparent;
}
.podbor__nav .btn--secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.4);
}

/* Form on final step */
.podbor__form {
  display: grid;
  gap: var(--space-4);
}
.field { display: grid; gap: var(--space-2); }
.field label {
  font-size: var(--fs-sm);
  color: rgba(241, 245, 249, 0.85);
  font-weight: 500;
}
.field input, .field textarea, .field select {
  padding: var(--space-3) var(--space-4);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-md);
  color: #fff;
  font-size: var(--fs-sm);
}
.field input::placeholder, .field textarea::placeholder { color: rgba(241, 245, 249, 0.4); }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--color-primary-light);
  background: rgba(255, 255, 255, 0.08);
}
.field--light label { color: var(--color-text); }
.field--light input, .field--light textarea, .field--light select {
  background: #fff;
  border-color: var(--color-border-strong);
  color: var(--color-text);
}
.field--light input::placeholder, .field--light textarea::placeholder { color: var(--color-text-light); }

.podbor__thanks {
  text-align: center;
  padding: var(--space-7) 0;
}
.podbor__thanks-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-5);
  border-radius: 50%;
  background: rgba(30, 122, 60, 0.15);
  border: 2px solid var(--color-success);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-success);
  font-size: 32px;
}

@media (max-width: 700px) {
  .podbor { padding: var(--space-6) var(--space-5); }
  .podbor__question { font-size: var(--fs-lg); }
}

/* ============================================================
   CALCULATOR
   ============================================================ */
.calc {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1fr;
}
@media (max-width: 880px) { .calc { grid-template-columns: 1fr; } }

.calc__form {
  padding: var(--space-7);
  background: var(--color-bg-section);
  border-right: 1px solid var(--color-border);
}
.calc__result {
  padding: var(--space-7);
  background: #fff;
}
@media (max-width: 880px) {
  .calc__form { border-right: 0; border-bottom: 1px solid var(--color-border); }
}
.calc h3 { font-size: var(--fs-xl); margin-bottom: var(--space-2); }
.calc p.muted { color: var(--color-text-muted); font-size: var(--fs-sm); margin-bottom: var(--space-5); }

.calc__form .field { margin-bottom: var(--space-4); }
.calc__form .field--light label { color: var(--color-text); font-weight: 600; font-size: var(--fs-sm); }
.calc__hint {
  font-size: var(--fs-xs);
  color: var(--color-text-light);
  margin-top: -4px;
}

.calc__result-empty {
  text-align: center;
  padding: var(--space-7) var(--space-4);
  color: var(--color-text-muted);
}
.calc__result-empty svg { width: 48px; height: 48px; margin-bottom: var(--space-4); color: var(--color-border-strong); }

.calc__result-data { display: none; }
.calc__result-data.is-active { display: block; }

.calc__metric {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
}
.calc__metric:last-child { border-bottom: 0; }
.calc__metric-label { color: var(--color-text-muted); font-size: var(--fs-sm); }
.calc__metric-value { font-weight: 700; font-size: var(--fs-md); }
.calc__metric-value.accent { color: var(--color-primary); }

.calc__recommend {
  margin-top: var(--space-5);
  padding: var(--space-5);
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-accent);
}
.calc__recommend h5 { font-size: var(--fs-sm); text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-text-muted); margin-bottom: var(--space-2); }
.calc__recommend strong { display: block; font-size: var(--fs-md); margin-bottom: var(--space-3); }

.calc__cta { display: flex; gap: var(--space-3); margin-top: var(--space-5); flex-wrap: wrap; }

/* ============================================================
   COMPARE
   ============================================================ */
.compare-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  font-size: var(--fs-sm);
}
.compare-table th, .compare-table td {
  padding: var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}
.compare-table th {
  background: var(--color-bg-section);
  font-weight: 600;
  color: var(--color-text-muted);
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.compare-table td.product-head {
  font-weight: 700;
  color: var(--color-text);
}
.compare-table tr:last-child td { border-bottom: 0; }

.compare-chart {
  margin-top: var(--space-6);
  padding: var(--space-6);
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}
.bar-chart { display: grid; gap: var(--space-4); }
.bar-row { display: grid; grid-template-columns: 200px 1fr; gap: var(--space-4); align-items: center; }
.bar-row__label { font-size: var(--fs-sm); color: var(--color-text-muted); }
.bar-row__bar {
  height: 24px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-sm);
  overflow: hidden;
  position: relative;
}
.bar-row__fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  display: flex;
  align-items: center;
  padding: 0 var(--space-3);
  color: #fff;
  font-size: var(--fs-xs);
  font-weight: 600;
  transition: width var(--t-slow);
}

@media (max-width: 700px) {
  .bar-row { grid-template-columns: 1fr; gap: var(--space-2); }
}

.compare-empty {
  padding: var(--space-9) var(--space-5);
  text-align: center;
  background: var(--color-bg-section);
  border-radius: var(--radius-lg);
  color: var(--color-text-muted);
}

/* ============================================================
   CATALOG FILTERS
   ============================================================ */
.catalog-layout { display: grid; grid-template-columns: 260px 1fr; gap: var(--space-6); }
@media (max-width: 880px) { .catalog-layout { grid-template-columns: 1fr; } }

.filters {
  background: var(--color-bg-section);
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  position: sticky;
  top: calc(var(--header-h) + 16px);
  align-self: start;
}
.filters h4 { font-size: var(--fs-md); margin-bottom: var(--space-4); }
.filter-group { margin-bottom: var(--space-5); }
.filter-group__label {
  font-size: var(--fs-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}
.filter-group label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  margin-bottom: var(--space-2);
  cursor: pointer;
  color: var(--color-text);
}
.filter-group input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--color-primary); }

/* ============================================================
   PRODUCT PAGE
   ============================================================ */
.product-hero { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-7); margin-bottom: var(--space-8); }
@media (max-width: 880px) { .product-hero { grid-template-columns: 1fr; } }

.product-gallery {
  background: #F8FAFC;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.product-gallery svg { width: 80%; height: 80%; }
.product-gallery__main {
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-5);
  background: #F8FAFC;
}
.product-gallery__main img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: var(--radius-md);
  display: block;
}
.product-gallery__thumbs {
  display: flex;
  gap: 8px;
  padding: 12px var(--space-5);
  background: #fff;
  border-top: 1px solid var(--color-border);
}
.product-gallery__thumbs img {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  cursor: pointer;
  opacity: 0.65;
  border: 2px solid transparent;
  transition: opacity 0.2s, border-color 0.2s;
}
.product-gallery__thumbs img:hover,
.product-gallery__thumbs img.active { opacity: 1; border-color: var(--color-primary); }

/* Product video section */
.product-video-section {
  background: var(--color-bg-section);
  border-top: 1px solid var(--color-border);
  padding: var(--space-8) 0;
}
.product-video-section h2 {
  font-size: var(--fs-2xl);
  margin-bottom: var(--space-5);
}
.product-video-wrap {
  max-width: 780px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: #000;
  aspect-ratio: 9 / 16;
  position: relative;
}
.product-video-wrap video {
  display: block;
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.product-info .breadcrumb {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.product-info .breadcrumb a { color: var(--color-text-muted); }
.product-info h1 { font-size: var(--fs-3xl); margin-bottom: var(--space-3); }
.product-info .lead {
  font-size: var(--fs-md);
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
}
.product-info__brand {
  display: inline-block;
  background: var(--color-text);
  color: #fff;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}
.product-info__cta { display: flex; gap: var(--space-3); margin-top: var(--space-5); flex-wrap: wrap; }

.spec-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  font-size: var(--fs-sm);
}
.spec-table th, .spec-table td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: 0; }
.spec-table th {
  background: var(--color-bg-section);
  width: 45%;
  font-weight: 500;
  color: var(--color-text-muted);
}
.spec-table td { font-weight: 600; }

.bullets {
  list-style: none;
  padding: 0;
  margin: 0;
}
.bullets li {
  padding-left: var(--space-5);
  position: relative;
  color: var(--color-text);
  margin-bottom: var(--space-3);
  font-size: var(--fs-sm);
}
.bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  background: var(--color-primary);
  border-radius: 1px;
  transform: rotate(45deg);
}

/* ============================================================
   FAQ accordion
   ============================================================ */
.faq { max-width: 880px; margin: 0 auto; }
.faq__item {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-3);
  overflow: hidden;
  transition: border-color var(--t-fast);
}
.faq__item.is-open { border-color: var(--color-primary); }
.faq__q {
  width: 100%;
  background: none;
  border: 0;
  padding: var(--space-4) var(--space-5);
  text-align: left;
  font-size: var(--fs-md);
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
}
.faq__q-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  border: 1.5px solid var(--color-text-muted);
  border-radius: 50%;
  position: relative;
  transition: var(--t-fast);
}
.faq__q-icon::before, .faq__q-icon::after {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  width: 10px;
  height: 1.5px;
  background: var(--color-text-muted);
  transform: translate(-50%, -50%);
}
.faq__q-icon::after { transform: translate(-50%, -50%) rotate(90deg); transition: transform var(--t-fast); }
.faq__item.is-open .faq__q-icon { border-color: var(--color-primary); }
.faq__item.is-open .faq__q-icon::before, .faq__item.is-open .faq__q-icon::after { background: var(--color-primary); }
.faq__item.is-open .faq__q-icon::after { transform: translate(-50%, -50%) rotate(0deg); }

.faq__a {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--t);
}
.faq__item.is-open .faq__a { max-height: 600px; }
.faq__a-inner {
  padding: 0 var(--space-5) var(--space-5);
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  line-height: 1.7;
}

/* ============================================================
   BLOG
   ============================================================ */
.blog-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--t);
  display: flex;
  flex-direction: column;
}
.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-strong);
}
.blog-card__image {
  position: relative;
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, #0F172A 0%, #2B2F33 100%);
  overflow: hidden;
}
.blog-card__image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(0,0,0,0.85) 100%);
}
.blog-card__image svg,
.blog-card__image img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.blog-card__title-overlay {
  position: absolute;
  bottom: var(--space-4);
  left: var(--space-5);
  right: var(--space-5);
  z-index: 2;
  color: #fff;
  font-size: var(--fs-md);
  font-weight: 700;
  line-height: 1.3;
  text-shadow: 0 2px 8px rgba(0,0,0,0.6);
}
.blog-card__body { padding: var(--space-5); flex: 1; display: flex; flex-direction: column; }
.blog-card__meta { font-size: var(--fs-xs); color: var(--color-text-light); margin-bottom: var(--space-3); text-transform: uppercase; letter-spacing: 0.06em; }
.blog-card__excerpt { color: var(--color-text-muted); font-size: var(--fs-sm); margin-bottom: var(--space-4); flex: 1; }
.blog-card__more { font-weight: 600; color: var(--color-primary); font-size: var(--fs-sm); }

.article {
  max-width: 760px;
  margin: 0 auto;
}
.article h1 { font-size: var(--fs-3xl); margin-bottom: var(--space-4); }
.article__meta { color: var(--color-text-muted); font-size: var(--fs-sm); margin-bottom: var(--space-6); }
.article h2 { font-size: var(--fs-xl); margin-top: var(--space-7); margin-bottom: var(--space-4); }
.article p { font-size: var(--fs-md); color: var(--color-text); line-height: 1.75; }
.article ul { font-size: var(--fs-md); }
.article__hero {
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, #0F172A, #2B2F33);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-6);
  position: relative;
  overflow: hidden;
}
.article__hero svg,
.article__hero img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }

/* ============================================================
   CLIENTS / TRUST
   ============================================================ */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--space-5);
}
.client-logo {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  font-size: var(--fs-md);
  transition: all var(--t-fast);
}
.client-logo:hover {
  border-color: var(--color-border-strong);
  color: var(--color-text);
}

/* ============================================================
   VIDEO
   ============================================================ */
.video-block {
  position: relative;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, #0F172A, #2B2F33);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
}
.video-block::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(45deg, transparent 0 30px, rgba(255,255,255,0.02) 30px 31px);
}
.video-block__play {
  position: relative;
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  z-index: 1;
  box-shadow: 0 0 0 8px rgba(29, 78, 216, 0.2);
  transition: var(--t);
  cursor: pointer;
  border: 0;
}
.video-block__play:hover { transform: scale(1.05); box-shadow: 0 0 0 14px rgba(29, 78, 216, 0.18); }
.video-block__play svg { width: 32px; height: 32px; margin-left: 4px; }
.video-block__label {
  position: absolute;
  bottom: var(--space-5);
  left: var(--space-6);
  color: rgba(255,255,255,0.85);
  font-size: var(--fs-sm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  z-index: 1;
}

/* ============================================================
   STICKY CTA
   ============================================================ */
.sticky-cta {
  position: fixed;
  bottom: var(--space-5);
  right: var(--space-5);
  z-index: 50;
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  font-weight: 600;
  font-size: var(--fs-sm);
  max-width: 320px;
  transform: translateY(120%);
  opacity: 0;
  transition: all var(--t);
}
.sticky-cta.is-visible { transform: translateY(0); opacity: 1; }
.sticky-cta:hover { background: var(--color-primary-dark); color: #fff; }
.sticky-cta__icon { width: 36px; height: 36px; flex-shrink: 0; background: rgba(255,255,255,0.15); border-radius: 50%; display: flex; align-items: center; justify-content: center; }

@media (max-width: 600px) { .sticky-cta { left: var(--space-4); right: var(--space-4); max-width: none; } }

/* ============================================================
   CONTACTS
   ============================================================ */
.contacts-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-7); }
@media (max-width: 880px) { .contacts-grid { grid-template-columns: 1fr; } }

.contact-info { display: grid; gap: var(--space-5); }
.contact-info__item {
  padding: var(--space-5);
  background: var(--color-bg-section);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-primary);
}
.contact-info__label {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}
.contact-info__value { font-size: var(--fs-lg); font-weight: 600; color: var(--color-text); }
.contact-info__value a { color: var(--color-text); }
.contact-info__value a:hover { color: var(--color-primary); }

.contact-form {
  padding: var(--space-7);
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--color-bg-dark);
  color: var(--color-text-on-dark);
  padding: var(--space-9) 0 var(--space-5);
}
.site-footer h4 { color: #fff; font-size: var(--fs-md); margin-bottom: var(--space-4); }
.site-footer__cols {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: var(--space-6);
  margin-bottom: var(--space-7);
}
@media (max-width: 880px) { .site-footer__cols { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .site-footer__cols { grid-template-columns: 1fr; } }

.site-footer .site-logo { color: #fff; margin-bottom: var(--space-4); }
.site-footer .site-logo__name { color: #fff; }
.site-footer__about {
  color: rgba(241, 245, 249, 0.65);
  font-size: var(--fs-sm);
  margin-bottom: var(--space-4);
}
.site-footer__list { list-style: none; padding: 0; margin: 0; }
.site-footer__list li { margin-bottom: var(--space-2); }
.site-footer__list a {
  color: rgba(241, 245, 249, 0.65);
  font-size: var(--fs-sm);
  transition: color var(--t-fast);
}
.site-footer__list a:hover { color: var(--color-accent); }

.site-footer__contacts li {
  font-size: var(--fs-sm);
  color: rgba(241, 245, 249, 0.65);
  margin-bottom: var(--space-3);
}
.site-footer__contacts strong { display: block; color: #fff; margin-bottom: 2px; }
.site-footer__contacts a { color: rgba(241, 245, 249, 0.85); }

.site-footer__bottom {
  padding-top: var(--space-5);
  border-top: 1px solid rgba(241, 245, 249, 0.1);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  color: rgba(241, 245, 249, 0.5);
  font-size: var(--fs-xs);
}

/* ============================================================
   REVEAL ANIMATION
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   UTILITIES
   ============================================================ */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mt-6 { margin-top: var(--space-6); }
.flex-cta { display: flex; gap: var(--space-4); justify-content: center; flex-wrap: wrap; margin-top: var(--space-5); }

.hidden { display: none !important; }

/* ============================================================
   RESPONSIVE TYPE
   ============================================================ */
@media (max-width: 700px) {
  :root {
    --fs-3xl: 2.25rem;
    --fs-4xl: 2.5rem;
    --space-9: 4rem;
  }
  .section { padding: var(--space-8) 0; }
  .podbor { padding: var(--space-6) var(--space-4); }
}


/* ============================================================
   PATCH: Header polish — prevent font-weight jumping
   ============================================================ */
.site-logo, .site-logo * {
  font-feature-settings: "ss01", "ss02";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
.site-logo__name {
  font-weight: 700;
  font-size: 1.0625rem;
  line-height: 1.15;
  letter-spacing: -0.015em;
  white-space: nowrap;
}
.site-logo__tag {
  font-weight: 500;
  font-size: 0.6875rem;
  line-height: 1.15;
  letter-spacing: 0.1em;
  white-space: nowrap;
  margin-top: 2px;
}
.site-header__inner { gap: 1rem; }
.site-nav__list { gap: 1.75rem; }
.site-nav__link {
  font-size: 0.9375rem;
  font-weight: 500;
  white-space: nowrap;
}
/* Remove the duplicate inner-nav CTA */
.site-nav__cta-mobile { display: none !important; }

/* ============================================================
   PATCH: Filter checkboxes — uniform sizing
   ============================================================ */
.filter-group label {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
  cursor: pointer;
  color: var(--color-text);
  padding: 0.375rem 0;
  line-height: 1.4;
  user-select: none;
}
.filter-group label:hover { color: var(--color-primary); }
.filter-group input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  border: 1.5px solid var(--color-border-strong);
  border-radius: 4px;
  background: #fff;
  cursor: pointer;
  position: relative;
  margin: 0;
  transition: all 0.15s ease;
}
.filter-group input[type="checkbox"]:hover {
  border-color: var(--color-primary);
}
.filter-group input[type="checkbox"]:checked {
  background: var(--color-primary);
  border-color: var(--color-primary);
}
.filter-group input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

/* ============================================================
   PATCH: Compare module visual polish
   ============================================================ */
.compare-pick {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 1.125rem;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--t-fast);
  user-select: none;
}
.compare-pick:hover {
  border-color: var(--color-primary);
  box-shadow: 0 2px 8px rgba(29, 78, 216, 0.08);
}
.compare-pick:has(input:checked) {
  border-color: var(--color-primary);
  background: rgba(29, 78, 216, 0.04);
}
.compare-pick input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  border: 1.5px solid var(--color-border-strong);
  border-radius: 4px;
  background: #fff;
  cursor: pointer;
  position: relative;
  margin: 2px 0 0 0;
  transition: all 0.15s ease;
}
.compare-pick input[type="checkbox"]:checked {
  background: var(--color-primary);
  border-color: var(--color-primary);
}
.compare-pick input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.compare-pick > div, .compare-pick > strong, .compare-pick > span {
  flex: 1;
  min-width: 0;
}
.compare-pick strong {
  display: block;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.3;
  margin-bottom: 2px;
}
.compare-pick span {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  line-height: 1.3;
}

.compare-chart h4 {
  font-size: 1rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
}
.bar-chart { gap: 0.875rem; }
.bar-row { gap: 1rem; align-items: center; }
.bar-row__label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text);
}
.bar-row__bar {
  height: 28px;
  background: #F1F5F9;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--color-border);
}
.bar-row__fill {
  background: linear-gradient(90deg, var(--color-primary-dark), var(--color-primary));
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  min-width: 36px;
}

/* ============================================================
   PATCH: Hide podbor back button when on first question
   (used by homepage-no-intro variant)
   ============================================================ */
.podbor[data-no-intro] .podbor__step[data-q="1"] [data-prev] {
  visibility: hidden;
}

/* ============================================================
   PATCH: Section--alt softer slate
   ============================================================ */
.section--alt { background: #F8FAFC; }
.section--dark { background: #0F172A; }

/* Hero gradient explicit blue tones */
.hero {
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 50%, #1E3A8A 100%);
}
.hero::before {
  background-image:
    radial-gradient(ellipse at 80% 20%, rgba(59, 130, 246, 0.25), transparent 50%),
    radial-gradient(ellipse at 10% 90%, rgba(245, 158, 11, 0.10), transparent 50%);
}

.podbor {
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
}
.podbor::before {
  background-image:
    radial-gradient(ellipse at 90% 10%, rgba(59, 130, 246, 0.18), transparent 50%);
}

/* ============================================================
   PATCH: Burger button positioning
   ============================================================ */
@media (max-width: 980px) {
  .site-header__inner { gap: 0.5rem; }
}

/* ============================================================
   CALCULATOR PRO — reactive slider-based equipment sizer
   ============================================================ */
.calc-pro {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.04);
}

/* Category chip row */
.calc-pro__chips {
  display: flex;
  gap: 0.5rem;
  padding: 1rem 1.25rem;
  background: #F8FAFC;
  border-bottom: 1px solid var(--color-border);
  overflow-x: auto;
  scrollbar-width: thin;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.calc-pro__chips::-webkit-scrollbar { height: 4px; }
.calc-pro__chips::-webkit-scrollbar-thumb { background: #CBD5E1; border-radius: 2px; }

.calc-pro__chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1rem;
  background: #fff;
  border: 1.5px solid var(--color-border);
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  cursor: pointer;
  transition: all 0.18s ease;
  white-space: nowrap;
  scroll-snap-align: start;
  flex-shrink: 0;
  font-family: inherit;
}
.calc-pro__chip:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-1px);
}
.calc-pro__chip svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--color-text-muted);
  transition: color 0.18s ease;
}
.calc-pro__chip:hover svg { color: var(--color-primary); }
.calc-pro__chip.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}
.calc-pro__chip.is-active svg { color: #fff; }

/* Body: split layout form / result */
.calc-pro__body {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 0;
}
@media (max-width: 880px) {
  .calc-pro__body { grid-template-columns: 1fr; }
}

.calc-pro__form {
  padding: 2rem 2.25rem;
  border-right: 1px solid var(--color-border);
}
@media (max-width: 880px) {
  .calc-pro__form { border-right: none; border-bottom: 1px solid var(--color-border); padding: 1.75rem 1.5rem; }
}

.calc-pro__title { margin-bottom: 1.75rem; }
.calc-pro__title h3 {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 0.5rem 0;
  line-height: 1.3;
}
.calc-pro__title p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin: 0;
}

/* Slider block */
.calc-pro__slider-block { margin-bottom: 1.75rem; }
.calc-pro__slider-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 1rem;
  gap: 1rem;
}
.calc-pro__slider-header label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.calc-pro__value {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  font-variant-numeric: tabular-nums;
}
.calc-pro__value [data-calc-value] {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}
.calc-pro__unit {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* Styled range input */
.calc-pro__slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  background: #E2E8F0;
  border-radius: 3px;
  outline: none;
  cursor: pointer;
  margin: 0;
}
.calc-pro__slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  background: var(--color-primary);
  border: 3px solid #fff;
  border-radius: 50%;
  cursor: grab;
  box-shadow: 0 2px 8px rgba(29, 78, 216, 0.35);
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.calc-pro__slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  box-shadow: 0 3px 12px rgba(29, 78, 216, 0.5);
}
.calc-pro__slider::-webkit-slider-thumb:active {
  cursor: grabbing;
  transform: scale(1.1);
}
.calc-pro__slider::-moz-range-thumb {
  width: 22px;
  height: 22px;
  background: var(--color-primary);
  border: 3px solid #fff;
  border-radius: 50%;
  cursor: grab;
  box-shadow: 0 2px 8px rgba(29, 78, 216, 0.35);
}
.calc-pro__slider::-moz-range-track {
  height: 6px;
  background: #E2E8F0;
  border-radius: 3px;
}

.calc-pro__slider-marks {
  display: flex;
  justify-content: space-between;
  margin-top: 0.5rem;
  font-size: 0.75rem;
  color: var(--color-text-light);
  font-variant-numeric: tabular-nums;
}

/* Hours + auto row */
.calc-pro__row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.5rem;
  align-items: end;
}
@media (max-width: 560px) {
  .calc-pro__row { grid-template-columns: 1fr; gap: 1.25rem; }
}

.calc-pro__field label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.5rem;
}

.calc-pro__hours-input {
  display: inline-flex;
  align-items: center;
  background: #fff;
  border: 1.5px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
  height: 42px;
}
.calc-pro__hours-input:focus-within {
  border-color: var(--color-primary);
}
.calc-pro__step-btn {
  width: 34px;
  height: 100%;
  background: #F8FAFC;
  border: none;
  font-size: 1.125rem;
  color: var(--color-text);
  cursor: pointer;
  font-family: inherit;
  line-height: 1;
  transition: background 0.15s ease;
}
.calc-pro__step-btn:hover { background: #E2E8F0; }
.calc-pro__hours-input input {
  width: 48px;
  height: 100%;
  border: none;
  outline: none;
  text-align: center;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
  background: transparent;
  -moz-appearance: textfield;
}
.calc-pro__hours-input input::-webkit-outer-spin-button,
.calc-pro__hours-input input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.calc-pro__hours-label {
  padding: 0 0.875rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  border-left: 1px solid var(--color-border);
  height: 100%;
  display: inline-flex;
  align-items: center;
}

.calc-pro__auto {
  display: inline-flex;
  background: #fff;
  border: 1.5px solid var(--color-border);
  border-radius: 8px;
  padding: 3px;
  gap: 2px;
}
.calc-pro__auto-btn {
  padding: 0.5rem 0.875rem;
  background: transparent;
  border: none;
  border-radius: 6px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-muted);
  cursor: pointer;
  font-family: inherit;
  transition: all 0.15s ease;
  white-space: nowrap;
}
.calc-pro__auto-btn:hover { color: var(--color-text); }
.calc-pro__auto-btn.is-active {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 1px 4px rgba(29, 78, 216, 0.3);
}

/* Result panel */
.calc-pro__result {
  padding: 2rem 2.25rem;
  background: linear-gradient(180deg, #F8FAFC 0%, #F1F5F9 100%);
  position: relative;
  transition: background 0.2s ease;
}
@media (max-width: 880px) {
  .calc-pro__result { padding: 1.75rem 1.5rem; }
}
.calc-pro__result.is-updated {
  background: linear-gradient(180deg, #EEF2FF 0%, #DBEAFE 100%);
}

.calc-pro__result-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}
.calc-pro__result-class {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.3;
  margin-bottom: 1.25rem;
}
.calc-pro__result-model {
  padding: 1rem 1.125rem;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  margin-bottom: 1.25rem;
}
.calc-pro__result-label {
  display: block;
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.25rem;
}
.calc-pro__result-model strong {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.35;
}

.calc-pro__metric-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.25rem;
  padding: 1rem 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.calc-pro__metric-label {
  display: block;
  font-size: 0.6875rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
  line-height: 1.3;
}
.calc-pro__metric-value {
  display: block;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
  line-height: 1.3;
}
.calc-pro__metric-value.accent { color: var(--color-primary); }

.calc-pro__why { margin-bottom: 1.25rem; }
.calc-pro__why-label {
  display: block;
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.5rem;
}
.calc-pro__why p {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 0;
}

.calc-pro__actions {
  display: flex;
  gap: 0.625rem;
  flex-wrap: wrap;
}
.calc-pro__actions .btn { flex: 1; min-width: 140px; }

/* Hide old .calc block if it exists */
.calc { display: none; }

/* ============================================================
   COMPARE MODULE — category-aware comparison
   ============================================================ */

/* Initial picker */
.compare-picker {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 3rem 2rem;
  text-align: center;
  max-width: 640px;
  margin: 0 auto 2rem;
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.04);
}
.compare-picker__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.25rem;
  color: var(--color-primary);
  opacity: 0.85;
}
.compare-picker h3 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--color-text);
}
.compare-picker__sub {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}
.compare-picker__select {
  width: 100%;
  max-width: 380px;
  padding: 0.875rem 1.125rem;
  font-size: 1rem;
  font-family: inherit;
  border: 1.5px solid var(--color-border-strong);
  border-radius: 8px;
  background: #fff;
  color: var(--color-text);
  cursor: pointer;
  margin: 0 auto;
  display: block;
}
.compare-picker__select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.15);
}
.compare-picker__tip {
  margin-top: 1.5rem;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  background: #F8FAFC;
  padding: 0.875rem 1.125rem;
  border-radius: 8px;
  line-height: 1.5;
}

/* Context bar (sticky info when comparison is active) */
.compare-context {
  background: linear-gradient(135deg, #1D4ED8 0%, #1E3A8A 100%);
  color: #fff;
  padding: 1.25rem 1.5rem;
  border-radius: 10px;
  margin-bottom: 1.75rem;
}
.compare-context__inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.compare-context__cat {
  flex: 1;
  min-width: 200px;
}
.compare-context__label {
  display: block;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.75;
  margin-bottom: 0.25rem;
}
.compare-context__cat strong {
  font-size: 1.125rem;
  font-weight: 700;
}
.compare-context__count {
  font-size: 0.875rem;
  font-variant-numeric: tabular-nums;
  background: rgba(255, 255, 255, 0.15);
  padding: 0.5rem 0.875rem;
  border-radius: 6px;
}
.compare-context__count > span:first-child {
  font-size: 1.125rem;
  font-weight: 700;
  margin-right: 0.125rem;
}
.compare-context__count-suffix { opacity: 0.85; }
.compare-context__reset {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  font-size: 0.875rem;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.15s ease;
}
.compare-context__reset:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.4);
}
.compare-context__hint {
  margin: 0.875rem 0 0 0;
  font-size: 0.8125rem;
  opacity: 0.85;
  line-height: 1.5;
}

/* Selector grid */
.compare-selector-block {
  margin-bottom: 2rem;
}
.compare-selector-block__title {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.875rem;
}
.compare-selector {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 0.75rem;
}
.compare-pick.is-checked {
  border-color: var(--color-primary);
  background: rgba(29, 78, 216, 0.04);
  box-shadow: 0 2px 8px rgba(29, 78, 216, 0.08);
}
.compare-pick.is-disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.compare-pick.is-disabled input { cursor: not-allowed; }

/* Section titles inside compare */
.compare-section-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 2.25rem 0 1rem 0;
  padding-bottom: 0.625rem;
  border-bottom: 2px solid var(--color-border);
}

/* Comparison table */
.compare-table-scroll {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: #fff;
}
.compare-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 600px;
}
.compare-table th, .compare-table td {
  padding: 0.875rem 1.125rem;
  text-align: left;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}
.compare-table thead th {
  background: #F8FAFC;
  border-bottom: 2px solid var(--color-border-strong);
  position: sticky;
  top: 0;
  z-index: 2;
}
.compare-table__keycell {
  font-weight: 600;
  color: var(--color-text-muted);
  background: #F8FAFC;
  font-size: 0.8125rem;
  width: 200px;
  position: sticky;
  left: 0;
  z-index: 1;
}
.compare-table thead .compare-table__keycell {
  z-index: 3;
}
.compare-table__producthead {
  position: relative;
  padding-right: 2.5rem !important;
  min-width: 180px;
}
.compare-table__producthead-name {
  display: block;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.9375rem;
  line-height: 1.3;
  margin-bottom: 0.25rem;
}
.compare-table__producthead-name:hover {
  color: var(--color-primary);
  text-decoration: underline;
}
.compare-table__producthead-meta {
  display: block;
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--color-text-muted);
}
.compare-table__remove {
  position: absolute;
  top: 0.625rem;
  right: 0.625rem;
  width: 24px;
  height: 24px;
  background: transparent;
  border: 1px solid var(--color-border-strong);
  border-radius: 50%;
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: 0.75rem;
  line-height: 1;
  font-family: inherit;
  transition: all 0.15s ease;
}
.compare-table__remove:hover {
  background: var(--color-error, #EF4444);
  border-color: var(--color-error, #EF4444);
  color: #fff;
}
.compare-table__missing {
  color: var(--color-text-light);
  font-style: italic;
}

/* Bar charts */
.compare-chart {
  margin-top: 2rem;
}
.compare-chart-block {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1rem;
}
.compare-chart-block__title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 1.125rem 0;
  padding-bottom: 0.625rem;
  border-bottom: 1px solid var(--color-border);
}
.compare-chart-block__unit {
  font-weight: 500;
  color: var(--color-text-muted);
  font-size: 0.8125rem;
}
.compare-bar-chart {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}
.compare-bar-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 1rem;
  align-items: center;
}
.compare-bar-row__label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.compare-bar-row__bar {
  height: 28px;
  background: #F1F5F9;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  position: relative;
}
.compare-bar-row__fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 0.625rem;
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  transition: width 0.4s cubic-bezier(.2,.8,.2,1);
}
.compare-bar-row__fill--missing {
  background: #E2E8F0 !important;
  color: var(--color-text-muted);
  padding-left: 0.625rem;
  justify-content: flex-start;
}
.compare-chart-note {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: 1rem;
  padding: 0.875rem 1.125rem;
  background: #F8FAFC;
  border-radius: 8px;
  border-left: 3px solid var(--color-primary);
  line-height: 1.5;
}

/* CTA below comparison */
.compare-cta {
  margin-top: 2rem;
  padding: 1.5rem 1.75rem;
  background: linear-gradient(135deg, #F8FAFC 0%, #F1F5F9 100%);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  text-align: center;
}
.compare-cta p {
  font-size: 1rem;
  color: var(--color-text);
  margin-bottom: 1rem;
}
.compare-cta__buttons {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}

.compare-no-products {
  padding: 2rem;
  text-align: center;
  color: var(--color-text-muted);
  background: #F8FAFC;
  border-radius: 10px;
  font-size: 0.9375rem;
}

@media (max-width: 720px) {
  .compare-bar-row {
    grid-template-columns: 1fr;
    gap: 0.375rem;
  }
  .compare-context__inner { gap: 0.875rem; }
  .compare-table__keycell { width: 130px; font-size: 0.75rem; }
}

/* Logo image styling — replaces old SVG-mark rules */
.site-logo__mark {
  display: block;
  flex-shrink: 0;
  object-fit: contain;
}

/* ============================================================
   HERO LOGO LOCKUP — fills horizontal hero space naturally
   Replaces the previous bare mark which left too much empty space.
   ============================================================ */
.hero-logo {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem 1rem;
  position: relative;
}
/* Subtle backdrop card so the logo reads on dark hero gradient */
.hero-logo::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(248, 250, 252, 0.04);
  border: 1px solid rgba(248, 250, 252, 0.08);
  border-radius: 16px;
  backdrop-filter: blur(2px);
  pointer-events: none;
}
.hero-logo__img {
  position: relative;
  width: 100%;
  max-width: 480px;
  height: auto;
  object-fit: contain;
  /* Subtle drop shadow to lift logo off the dark backdrop */
  filter: drop-shadow(0 4px 24px rgba(15, 23, 42, 0.4));
}

@media (max-width: 880px) {
  .hero-logo { padding: 1.25rem 0.5rem; }
  .hero-logo__img { max-width: 380px; }
}
@media (max-width: 560px) {
  .hero-logo { padding: 1rem 0; }
  .hero-logo__img { max-width: 320px; }
}

/* ============================================================
   TRUST BLOCKS — добавлены v9
   ============================================================ */

/* "Полное сопровождение поставок" — блок 4-х этапов */
.section--accent {
  background: linear-gradient(135deg, #F8FAFC 0%, #EFF6FF 100%);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.supply-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-top: 2.5rem;
}

@media (max-width: 920px) {
  .supply-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 520px) {
  .supply-grid { grid-template-columns: 1fr; }
}

.supply-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 1.75rem 1.5rem;
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.supply-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
  border-color: var(--color-primary);
}
.supply-card__num {
  position: absolute;
  top: 1rem;
  right: 1.25rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-text-light);
  letter-spacing: 0.1em;
}
.supply-card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1rem;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(29, 78, 216, 0.08);
  border-radius: 10px;
  padding: 8px;
}
.supply-card__icon svg {
  width: 100%;
  height: 100%;
}
.supply-card__title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 0.625rem 0;
  line-height: 1.35;
}
.supply-card__text {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  margin: 0;
}

.supply-grid__caption {
  text-align: center;
  margin-top: 2rem;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}
.supply-grid__caption strong {
  color: var(--color-primary);
  font-weight: 600;
}

/* Breadcrumbs */
.breadcrumbs {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.breadcrumbs a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 0.15s;
}
.breadcrumbs a:hover { color: var(--color-primary); }
.breadcrumbs span:not(:has(a)) {
  color: var(--color-text);
  font-weight: 500;
}

/* Container narrow variant for content-heavy pages */
.container--narrow {
  max-width: 880px;
}

/* === Advantages comparison page === */
.advantages-table-wrap {
  margin: 2.5rem 0;
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.04);
}
.advantages-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 920px;
  font-size: 0.875rem;
}
.advantages-table th,
.advantages-table td {
  padding: 1rem 1.25rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--color-border);
  line-height: 1.5;
}
.advantages-table thead th {
  background: #F8FAFC;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-muted);
  border-bottom: 2px solid var(--color-border-strong);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.advantages-table thead th.advantages-table__us {
  background: #EFF6FF;
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
}
.advantages-table th.advantages-table__param {
  background: #F8FAFC;
  font-weight: 600;
  color: var(--color-text);
  width: 180px;
  font-size: 0.8125rem;
}
.advantages-table td.advantages-table__us {
  background: rgba(29, 78, 216, 0.04);
  border-left: 1px solid rgba(29, 78, 216, 0.15);
  border-right: 1px solid rgba(29, 78, 216, 0.15);
  color: var(--color-text);
}
.advantages-table td.advantages-table__us strong {
  color: var(--color-primary);
  font-weight: 700;
  display: inline;
}
.advantages-table td {
  color: var(--color-text-muted);
}
.advantages-table__verdict th,
.advantages-table__verdict td {
  background: #FAFBFC;
  font-weight: 500;
  border-bottom: none;
}
.advantages-table__verdict td.advantages-table__us {
  background: #DBEAFE;
}

.advantages-summary {
  margin: 2.5rem 0;
  padding: 2rem;
  background: linear-gradient(135deg, #F8FAFC 0%, #F1F5F9 100%);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: 10px;
}
.advantages-summary p {
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.6;
  margin: 0 0 1rem 0;
}
.advantages-summary p:last-of-type { margin-bottom: 1.5rem; }
.advantages-summary strong { color: var(--color-primary); }
.advantages-cta {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* === Logistics step-by-step page === */
.logistics-step {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--color-border);
}
.logistics-step:last-of-type {
  border-bottom: none;
  padding-bottom: 0;
}
.logistics-step__num {
  width: 56px;
  height: 56px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 800;
  flex-shrink: 0;
}
.logistics-step__body h3 {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0.5rem 0 1rem 0;
  line-height: 1.3;
}
.logistics-step__body p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin: 0 0 1rem 0;
}
.logistics-step__body ul {
  margin: 0.75rem 0 1rem 0;
  padding-left: 1.25rem;
  list-style: none;
}
.logistics-step__body ul li {
  position: relative;
  padding-left: 0.5rem;
  margin-bottom: 0.5rem;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}
.logistics-step__body ul li::before {
  content: "—";
  position: absolute;
  left: -1rem;
  color: var(--color-primary);
  font-weight: 700;
}
.logistics-step__body strong { color: var(--color-text); font-weight: 600; }

@media (max-width: 600px) {
  .logistics-step { grid-template-columns: 1fr; gap: 0.75rem; }
  .logistics-step__num { width: 48px; height: 48px; font-size: 1.25rem; }
}

.logistics-summary {
  margin-top: 3rem;
  padding: 2rem;
  background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%);
  border-radius: 12px;
  text-align: center;
}
.logistics-summary p {
  font-size: 1.0625rem;
  color: var(--color-text);
  line-height: 1.65;
  margin: 0 0 1.5rem 0;
}
.logistics-summary strong { color: var(--color-primary); font-weight: 700; }
.logistics-cta {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* === Documents page === */
.docs-categories {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin: 2.5rem 0;
}

.docs-category {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 1.75rem 2rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.docs-category:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 16px rgba(29, 78, 216, 0.08);
}

.docs-category__header {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--color-border);
}
.docs-category__icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  background: rgba(29, 78, 216, 0.1);
  color: var(--color-primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
}
.docs-category__icon svg {
  width: 100%;
  height: 100%;
}
.docs-category h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 0.375rem 0;
  line-height: 1.3;
}
.docs-category__sub {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.5;
}

.docs-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.docs-list li {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid #F1F5F9;
}
.docs-list li:last-child { border-bottom: none; }
.docs-list__name {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
}
.docs-list__meta {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.docs-request {
  margin-top: 2.5rem;
  padding: 2rem;
  background: linear-gradient(135deg, #1D4ED8 0%, #1E3A8A 100%);
  color: #fff;
  border-radius: 12px;
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 1.5rem;
  align-items: flex-start;
}
.docs-request__icon {
  width: 56px;
  height: 56px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  color: #fff;
  flex-shrink: 0;
}
.docs-request__icon svg {
  width: 100%;
  height: 100%;
}
.docs-request h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 0 0.625rem 0;
  color: #fff;
}
.docs-request p {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.55;
  margin: 0 0 1.25rem 0;
}
.docs-request__cta {
  display: flex;
  gap: 0.625rem;
  flex-wrap: wrap;
}
.docs-request__cta .btn--primary {
  background: #fff;
  color: var(--color-primary);
}
.docs-request__cta .btn--primary:hover {
  background: rgba(255,255,255,0.92);
}
.docs-request__cta .btn--secondary {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.4);
}
.docs-request__cta .btn--secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #fff;
}

@media (max-width: 600px) {
  .docs-request { grid-template-columns: 1fr; gap: 1rem; padding: 1.5rem; }
  .docs-category { padding: 1.5rem; }
  .docs-category__header { flex-direction: column; gap: 0.875rem; }
}

.docs-disclaimer {
  margin-top: 2rem;
  padding: 1rem 1.25rem;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  background: #F8FAFC;
  border-left: 3px solid var(--color-border-strong);
  border-radius: 6px;
  line-height: 1.55;
  font-style: italic;
}

/* === Header sub-nav (dropdown) === */
.site-nav__has-sub {
  position: relative;
}
.site-nav__sub {
  list-style: none;
  margin: 0;
  padding: 0.5rem 0;
  position: absolute;
  top: 100%;
  left: 0;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.1);
  min-width: 220px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s ease;
  z-index: 50;
}
.site-nav__has-sub:hover .site-nav__sub,
.site-nav__has-sub:focus-within .site-nav__sub {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.site-nav__sub li a {
  display: block;
  padding: 0.5rem 1.125rem;
  font-size: 0.875rem;
  color: var(--color-text);
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
}
.site-nav__sub li a:hover {
  background: #F8FAFC;
  color: var(--color-primary);
}

/* On mobile, the burger menu opens — sub-nav becomes inline */
@media (max-width: 960px) {
  .site-nav__sub {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    border-left: 2px solid var(--color-border);
    margin-left: 1rem;
    border-radius: 0;
    padding: 0.25rem 0 0.25rem 0.5rem;
  }
}

/* ============================================================
   DOCUMENTS PAGE — PDF file links (v10)
   ============================================================ */

.docs-list li {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid #F1F5F9;
}
.docs-list a.docs-list__name {
  color: var(--color-primary);
  font-weight: 500;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.15s;
  font-size: 0.9375rem;
}
.docs-list a.docs-list__name:hover {
  color: var(--color-primary-dark, #1E3A8A);
  text-decoration: underline;
}
.docs-list__ext {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 2px 7px;
  background: #DC2626;
  color: #fff;
  border-radius: 4px;
  text-decoration: none;
  line-height: 1.2;
}

/* ============================================================
   LEGAL DOCUMENTS — privacy policy / agreement (v10)
   ============================================================ */
.legal-doc {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-text);
}
.legal-doc h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 2rem 0 0.75rem 0;
  color: var(--color-text);
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border);
}
.legal-doc h4 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin: 1.5rem 0 0.625rem 0;
  color: var(--color-text);
}
.legal-doc p {
  margin: 0 0 0.875rem 0;
}
.legal-doc ul,
.legal-doc ol {
  margin: 0.5rem 0 1rem 0;
  padding-left: 1.5rem;
}
.legal-doc li {
  margin-bottom: 0.375rem;
}
.legal-doc strong {
  font-weight: 600;
  color: var(--color-text);
}
.legal-doc a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}
.legal-doc a:hover {
  color: var(--color-primary-dark, #1E3A8A);
}

/* Footer legal links (privacy / agreement) */
.site-footer__legal {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.site-footer__legal a {
  color: inherit;
  opacity: 0.7;
  text-decoration: none;
  transition: opacity 0.15s ease, color 0.15s ease;
  font-size: 0.8125rem;
}
.site-footer__legal a:hover {
  opacity: 1;
  color: #fff;
  text-decoration: underline;
}
.site-footer__legal-sep {
  opacity: 0.4;
}

/* Product price */
.product-price {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 1rem;
}
.product-price__note {
  font-size: 0.8125rem;
  color: var(--color-text-light);
  font-weight: 400;
  margin-left: 0.25rem;
}

/* ─── Consent checkboxes ─── */
.consent-checks { display: flex; flex-direction: column; gap: 8px; margin: 1rem 0 0.5rem; }
.consent-label { display: flex; align-items: flex-start; gap: 8px; font-size: 0.85rem; color: var(--color-text-muted, #6b7280); line-height: 1.5; cursor: pointer; }
.consent-label input[type="checkbox"] { width: 16px; height: 16px; flex-shrink: 0; margin-top: 2px; accent-color: var(--color-primary, #2563eb); cursor: pointer; }
.consent-label a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }
.consent-label a:hover { color: var(--color-primary, #2563eb); }

/* ─── Cookie banner ─── */
.cookie-banner { position: fixed; bottom: 0; left: 0; right: 0; background: #1a1a2e; color: rgba(255,255,255,0.82); font-size: 0.8rem; line-height: 1.55; padding: 14px 24px; display: flex; align-items: center; gap: 20px; z-index: 9999; box-shadow: 0 -2px 12px rgba(0,0,0,0.25); }
.cookie-banner p { margin: 0; flex: 1; }
.cookie-banner__btn { flex-shrink: 0; background: var(--color-primary, #2563eb); color: #fff; border: none; border-radius: 6px; padding: 8px 20px; font-size: 0.82rem; font-weight: 600; cursor: pointer; white-space: nowrap; transition: opacity 0.2s; }
.cookie-banner__btn:hover { opacity: 0.88; }
@media (max-width: 600px) { .cookie-banner { flex-direction: column; align-items: flex-start; } }