/* ==========================================================================
   Components — карточки, hero, формы, подбор, преимущества
   ========================================================================== */

/* ==========================================================================
   HERO — главная страница (новая стильная композиция)
   ========================================================================== */
.hero {
  position: relative;
  overflow: hidden;
  color: #fff;
  background: var(--color-primary-900);
  padding: 2rem 0 2.25rem;
  isolation: isolate;
}

/* Слой 1: фоновое изображение */
.hero__bg-image {
  position: absolute;
  inset: 0;
  background: url('../assets/images/backgrounds/hero.jpg') center/cover no-repeat;
  z-index: -3;
}

/* Слой 2: асимметричная маска-оверлей — справа тёмная, слева прозрачная */
.hero__bg-overlay {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    /* Лёгкое общее затемнение для контраста по всему hero */
    linear-gradient(95deg,
      rgba(15, 30, 82, 0.35) 0%,
      rgba(15, 30, 82, 0.40) 50%,
      rgba(15, 30, 82, 0.55) 100%),
    /* Виньетка снизу */
    linear-gradient(180deg,
      transparent 0%,
      transparent 60%,
      rgba(15, 30, 82, 0.5) 100%);
}

/* Слой 3: декоративная подсветка и сетка */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 75% 30%, rgba(59, 130, 246, 0.18) 0%, transparent 45%),
    radial-gradient(circle at 90% 90%, rgba(220, 38, 38, 0.10) 0%, transparent 35%);
  animation: hero-glow 10s ease-in-out infinite alternate;
  pointer-events: none;
}
@keyframes hero-glow {
  0% { opacity: 0.85; }
  100% { opacity: 1; }
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: linear-gradient(95deg, transparent 0%, transparent 40%, #000 60%, #000 100%);
  -webkit-mask-image: linear-gradient(95deg, transparent 0%, transparent 40%, #000 60%, #000 100%);
  pointer-events: none;
}

.hero__container {
  position: relative;
}

/* Двухколоночная сетка: текст слева, визуал справа */
.hero__content {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 2.5rem;
  align-items: center;
  margin-bottom: 1.5rem;
  min-height: 255px;
}

/* Текстовый блок */
.hero__text {
  text-align: left;
  position: relative;
  padding: 1.25rem 1.5rem 1.4rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg,
    rgba(15, 30, 82, 0.55) 0%,
    rgba(30, 58, 138, 0.45) 100%);
  backdrop-filter: blur(14px) saturate(120%);
  -webkit-backdrop-filter: blur(14px) saturate(120%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    0 20px 50px -20px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 0.875rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.92);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
  margin-bottom: 0.875rem;
}
.hero__badge .dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--color-accent-light);
  box-shadow: 0 0 12px var(--color-accent-light);
  animation: pulse-dot 2s infinite;
}

.hero h1 {
  color: #fff;
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.1;
  margin: 0 0 0.875rem;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.hero h1 .hl {
  background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 50%, #dc2626 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  position: relative;
  display: inline-block;
}
.hero h1 .hl::after {
  content: '';
  position: absolute;
  left: 0; right: 0;
  bottom: -0.08em;
  height: 0.12em;
  background: linear-gradient(90deg, transparent, var(--color-accent-light), transparent);
  border-radius: 4px;
}

.hero__subtitle {
  font-size: clamp(0.875rem, 1.05vw, 0.95rem);
  color: rgba(255, 255, 255, 0.82);
  margin: 0 0 1.25rem;
  line-height: 1.55;
  max-width: 580px;
}

.hero__buttons {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.hero__buttons .btn {
  padding: 0.875rem 1.5rem;
  font-size: 0.9rem;
}

/* Визуальный блок справа — рамка-видоискатель поверх изображения */
.hero__visual {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  align-self: center;
}

.hero__visual-frame {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

/* Угловые маркеры — техно-стиль viewfinder/blueprint */
.hero__corner {
  position: absolute;
  width: 28px;
  height: 28px;
  border-color: rgba(96, 165, 250, 0.7);
  border-style: solid;
  border-width: 0;
}
.hero__corner--tl { top: 0; left: 0; border-top-width: 2px; border-left-width: 2px; }
.hero__corner--tr { top: 0; right: 0; border-top-width: 2px; border-right-width: 2px; }
.hero__corner--bl { bottom: 0; left: 0; border-bottom-width: 2px; border-left-width: 2px; }
.hero__corner--br { bottom: 0; right: 0; border-bottom-width: 2px; border-right-width: 2px; }

/* Мета-информация внутри рамки */
.hero__visual-meta {
  position: absolute;
  bottom: 0.875rem;
  left: 0.875rem;
  right: 0.875rem;
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-family: 'SF Mono', 'Menlo', 'Monaco', 'Consolas', monospace;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.85);
  text-transform: uppercase;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.6);
}

.hero__visual-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.625rem;
  background: rgba(15, 30, 82, 0.6);
  border: 1px solid rgba(96, 165, 250, 0.4);
  border-radius: 4px;
  backdrop-filter: blur(8px);
  white-space: nowrap;
}

.hero__visual-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg,
    rgba(96, 165, 250, 0.6) 0%,
    rgba(96, 165, 250, 0.2) 100%);
  position: relative;
}
.hero__visual-line::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent-light);
  box-shadow: 0 0 8px var(--color-accent-light);
}

.hero__visual-coord {
  white-space: nowrap;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
}

/* Статистика в hero */
.hero__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  margin: 0;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.hero__stat {
  padding: 0.75rem 0.875rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  backdrop-filter: blur(12px);
  transition: all var(--transition);
  text-align: left;
}
.hero__stat:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(96, 165, 250, 0.3);
  transform: translateY(-3px);
}
.hero__stat-value {
  font-size: clamp(1.25rem, 2vw, 1.6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 0.3rem;
  background: linear-gradient(135deg, #f87171 0%, #dc2626 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero__stat-value--primary {
  background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero__stat-label {
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.3;
}

.hero__pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
  padding: 0.45rem 1rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
}
.hero__pill .sep { color: rgba(255, 255, 255, 0.25); }

/* Адаптив */
@media (max-width: 960px) {
  .hero__content {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    min-height: auto;
  }
  .hero__visual {
    aspect-ratio: 16 / 10;
    max-width: 540px;
    margin: 0 auto;
    width: 100%;
  }
  /* На мобильных перевернём оверлей: затемнение снизу, фото видно сверху */
  .hero__bg-overlay {
    background:
      linear-gradient(180deg,
        rgba(15, 30, 82, 0.45) 0%,
        rgba(15, 30, 82, 0.65) 40%,
        rgba(15, 30, 82, 0.92) 70%,
        rgba(15, 30, 82, 0.95) 100%);
  }
  .hero::after {
    mask-image: linear-gradient(180deg, transparent 0%, transparent 30%, #000 60%);
    -webkit-mask-image: linear-gradient(180deg, transparent 0%, transparent 30%, #000 60%);
  }
  .hero__text { text-align: center; }
  .hero__subtitle { margin-left: auto; margin-right: auto; }
  .hero__buttons { justify-content: center; }
}

@media (max-width: 860px) {
  .hero { padding: 1.5rem 0 1.75rem; }
  .hero__text { padding: 1rem 1.1rem 1.25rem; }
  .hero__stats { grid-template-columns: repeat(2, 1fr); gap: 0.5rem; padding-top: 1rem; }
  .hero__stat { padding: 0.75rem 0.5rem; }
  .hero__pill { display: none; }
  .hero__visual-meta { font-size: 0.55rem; }
  .hero__visual-coord { display: none; }
}

@media (max-width: 480px) {
  .hero__visual { display: none; }
  .hero__bg-overlay {
    background: linear-gradient(180deg,
      rgba(15, 30, 82, 0.78) 0%,
      rgba(15, 30, 82, 0.92) 100%);
  }
}


/* ==========================================================================
   Feature Grid — блок "причины / особенности"
   ========================================================================== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}
.feature-grid--4col {
  grid-template-columns: repeat(4, 1fr);
}
.feature-grid--3col {
  grid-template-columns: repeat(3, 1fr);
}

.feature-card {
  position: relative;
  background: #fff;
  padding: 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-100);
}
.feature-card:hover::before { transform: scaleX(1); }

.feature-card--accent::before { background: var(--gradient-accent); }

.feature-card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius);
  background: var(--gradient-primary-soft);
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: all var(--transition);
}
.feature-card__icon svg { width: 24px; height: 24px; stroke-width: 2; }

.feature-card__icon--accent {
  background: var(--color-accent-50);
  color: var(--color-accent);
}

.feature-card:hover .feature-card__icon {
  transform: scale(1.05) rotate(-3deg);
}

.feature-card h3 {
  margin-bottom: 0.6rem;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.015em;
}
.feature-card p {
  margin: 0;
  font-size: 0.925rem;
  line-height: 1.6;
  color: var(--color-text-muted);
}

@media (max-width: 1024px) {
  .feature-grid--4col { grid-template-columns: repeat(2, 1fr); }
  .feature-grid--3col { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .feature-grid,
  .feature-grid--4col,
  .feature-grid--3col { grid-template-columns: 1fr; gap: 1rem; }
  .feature-card { padding: 1.5rem; }
}

/* ==========================================================================
   Supply-grid — 4 этапа логистики (на главной)
   ========================================================================== */
.supply-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  counter-reset: supply;
}
.supply-card {
  position: relative;
  padding: 2rem 1.75rem;
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
  overflow: hidden;
}
.supply-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 100%;
  background: var(--gradient-primary);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform var(--transition);
}
.supply-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}
.supply-card:hover::before { transform: scaleY(1); }

.supply-card__num {
  counter-increment: supply;
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary-light);
  font-variant-numeric: tabular-nums;
  margin-bottom: 0.75rem;
  line-height: 1;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.supply-card__num::before { content: counter(supply, decimal-leading-zero); }

.supply-card h3 {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
  font-weight: 700;
}
.supply-card p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--color-text-muted);
}

@media (max-width: 860px) {
  .supply-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .supply-grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   Product grid / Product card
   ========================================================================== */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
}

.product-card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  position: relative;
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary-100);
}

.product-card__image {
  position: relative;
  aspect-ratio: 3 / 4;
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  overflow: hidden;
}
.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 1.5rem;
  transition: transform var(--transition-slow);
}
.product-card:hover .product-card__image img { transform: scale(1.04); }

.product-card__badge {
  position: absolute;
  top: 0.875rem;
  left: 0.875rem;
  padding: 0.375rem 0.875rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  z-index: 2;
  backdrop-filter: blur(10px);
}
.product-card__badge--priority {
  background: var(--gradient-accent);
  color: #fff;
  box-shadow: 0 4px 12px -2px rgba(220, 38, 38, 0.4);
}
.product-card__badge--regular {
  background: rgba(255, 255, 255, 0.9);
  color: var(--color-primary-dark);
  border: 1px solid rgba(30, 64, 175, 0.15);
}

.product-card__body {
  padding: 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.product-card__category {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.product-card__title {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 0.625rem;
  color: var(--color-text);
}

.product-card__desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  margin: 0 0 1rem;
  flex-grow: 1;
}

.product-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  transition: gap var(--transition);
}
.product-card__cta::after {
  content: '→';
  transition: transform var(--transition);
}
.product-card:hover .product-card__cta::after { transform: translateX(4px); }

/* ==========================================================================
   Формы
   ========================================================================== */
.form { display: flex; flex-direction: column; gap: 1rem; }
.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form__row--single { grid-template-columns: 1fr; }

.field { display: flex; flex-direction: column; }
.field__label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-bottom: 0.375rem;
}
.field__label .req { color: var(--color-accent); margin-left: 2px; }

.field__input,
.field__textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--color-text);
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.field__input:focus,
.field__textarea:focus {
  outline: none;
  border-color: var(--color-primary-light);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}
.field__textarea { min-height: 100px; resize: vertical; }

.checkbox {
  display: inline-flex;
  align-items: flex-start;
  gap: 0.625rem;
  cursor: pointer;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}
.checkbox input { margin-top: 0.2rem; accent-color: var(--color-primary); flex-shrink: 0; }

@media (max-width: 560px) {
  .form__row { grid-template-columns: 1fr; }
}

/* ==========================================================================
   Подбор (quiz) — redesigned
   ========================================================================== */
.podbor {
  background: #fff;
  padding: 2.5rem;
  border-radius: var(--radius-xl);
  box-shadow: 0 30px 80px -30px rgba(15, 23, 42, 0.18), var(--shadow);
  max-width: 820px;
  margin: 0 auto;
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}
.podbor::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--gradient-primary);
}
.podbor::after {
  content: '';
  position: absolute;
  top: -40%; right: -15%;
  width: 340px; height: 340px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.08) 0%, transparent 60%);
  pointer-events: none;
}
.podbor > * { position: relative; z-index: 1; }

.podbor__intro { text-align: center; padding: 0.5rem 0 1rem; }
.podbor__intro h2 {
  margin-bottom: 0.75rem;
  font-size: clamp(1.5rem, 2.2vw, 1.875rem);
}
.podbor__intro p {
  color: var(--color-text-muted);
  margin-bottom: 1.75rem;
  font-size: 1rem;
  line-height: 1.65;
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
}

.podbor__trust {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.625rem;
  max-width: 680px;
  margin: 0 auto 1.75rem;
  text-align: left;
}
.podbor__trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 0.875rem;
  background: linear-gradient(135deg, var(--color-primary-50) 0%, rgba(239, 246, 255, 0.4) 100%);
  border: 1px solid var(--color-primary-100);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: var(--color-primary-dark);
  font-weight: 500;
  line-height: 1.3;
}
.podbor__trust-item svg {
  width: 16px; height: 16px;
  color: var(--color-primary);
  flex-shrink: 0;
}

@media (max-width: 560px) {
  .podbor__trust { grid-template-columns: 1fr; }
}

.podbor__progress {
  height: 4px;
  background: var(--color-border-soft);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 1rem;
}
.podbor__progress-bar {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 3px;
  transition: width 400ms cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}
.podbor__progress-bar::after {
  content: '';
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: 20px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.6));
  animation: shimmer 2s ease-in-out infinite;
}
@keyframes shimmer {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.9; }
}

.podbor__step-num {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
  display: inline-block;
  padding: 0.3rem 0.7rem;
  background: var(--color-primary-50);
  border-radius: var(--radius-full);
}

.podbor__question {
  font-size: clamp(1.1rem, 1.6vw, 1.3rem);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.35;
  margin-bottom: 1.5rem;
  letter-spacing: -0.015em;
}

.podbor__finish { text-align: center; padding: 1.5rem 0; }
.podbor__finish-icon {
  width: 80px; height: 80px;
  margin: 0 auto 1.25rem;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 18px 40px -12px rgba(30, 64, 175, 0.5);
  animation: pop-in 500ms cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
@keyframes pop-in {
  0% { transform: scale(0); }
  100% { transform: scale(1); }
}
.podbor__finish-icon svg { width: 36px; height: 36px; }
.podbor__finish h3 {
  color: var(--color-text);
  margin-bottom: 0.75rem;
  font-size: 1.4rem;
}
.podbor__finish p {
  max-width: 540px;
  margin: 0 auto 1.5rem;
  line-height: 1.6;
  color: var(--color-text-muted);
}
.podbor__finish-cta {
  display: flex;
  gap: 0.625rem;
  justify-content: center;
  flex-wrap: wrap;
}

.podbor__options {
  display: grid;
  gap: 0.625rem;
  margin-bottom: 1.75rem;
}

.podbor__option {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 1rem 1.25rem;
  background: var(--color-bg-soft);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  font-size: 0.95rem;
  color: var(--color-text);
  text-align: left;
  font-family: inherit;
  font-weight: 500;
  width: 100%;
  position: relative;
}
.podbor__option::before {
  content: '';
  position: absolute;
  left: 1.25rem;
  top: 50%;
  transform: translateY(-50%);
  width: 20px; height: 20px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  background: #fff;
  transition: all var(--transition);
  flex-shrink: 0;
}
.podbor__option {
  padding-left: 3.25rem;
}
.podbor__option:hover {
  background: var(--color-primary-50);
  border-color: var(--color-primary-light);
  transform: translateX(3px);
}
.podbor__option:hover::before { border-color: var(--color-primary-light); }

.podbor__option.is-selected {
  background: linear-gradient(135deg, var(--color-primary-50) 0%, rgba(239, 246, 255, 0.5) 100%);
  border-color: var(--color-primary);
  box-shadow: 0 4px 16px -6px rgba(30, 64, 175, 0.3);
  color: var(--color-primary-dark);
  font-weight: 600;
}
.podbor__option.is-selected::before {
  border-color: var(--color-primary);
  background: var(--color-primary);
  box-shadow: inset 0 0 0 4px #fff;
}

.podbor__nav {
  display: flex;
  gap: 0.75rem;
  justify-content: space-between;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border-soft);
}
.podbor__nav .btn[hidden] { display: none; }

@media (max-width: 560px) {
  .podbor { padding: 1.5rem; border-radius: var(--radius-lg); }
  .podbor__option { padding: 0.875rem 1rem 0.875rem 3rem; font-size: 0.9rem; }
}

/* ==========================================================================
   Инструмент подбора по объёму — premium redesign
   ========================================================================== */
.tool {
  background: #fff;
  padding: 0;
  border-radius: var(--radius-xl);
  box-shadow: 0 24px 60px -24px rgba(15, 23, 42, 0.22);
  border: 1px solid var(--color-border);
  max-width: 960px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}
.tool::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary-light) 50%, var(--color-accent) 100%);
  z-index: 2;
}

/* Верхняя часть — контролы */
.tool__controls {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding: 2.25rem 2.25rem 2rem;
}

/* Лейбл контрола */
.tool__control-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.tool__control-value {
  display: inline-flex;
  align-items: baseline;
  gap: 0.3rem;
  padding: 0.4rem 0.875rem;
  background: var(--color-primary-50);
  border: 1px solid var(--color-primary-100);
  border-radius: var(--radius-full);
  font-weight: 800;
  color: var(--color-primary);
  font-size: 1.1rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.015em;
  text-transform: none;
  line-height: 1;
}
.tool__control-value .unit {
  color: var(--color-primary);
  opacity: 0.65;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: none;
  letter-spacing: 0;
}

/* Чипсы — современные toggle */
.tool__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.tool__chip {
  padding: 0.6rem 1.1rem;
  background: var(--color-bg-soft);
  border: 1.5px solid transparent;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  cursor: pointer;
  transition: all 180ms ease;
  font-family: inherit;
  position: relative;
  line-height: 1.2;
}
.tool__chip:hover {
  background: #fff;
  border-color: var(--color-primary-200);
  color: var(--color-primary-dark);
  box-shadow: 0 2px 8px -2px rgba(30, 64, 175, 0.15);
  transform: translateY(-1px);
}
.tool__chip.is-active {
  background: var(--color-primary-dark);
  color: #fff;
  border-color: var(--color-primary-dark);
  box-shadow: 0 8px 20px -8px rgba(30, 64, 175, 0.45);
  font-weight: 600;
}
.tool__chip.is-active:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* Слайдер */
.tool__slider-wrap {
  position: relative;
  padding: 1.25rem 0 0.25rem;
}

.tool__slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 40px;
  background: linear-gradient(to right, #1e40af 0%, #1e40af 30%, #e2e8f0 30%, #e2e8f0 100%);
  background-size: 100% 6px;
  background-position: 0 50%;
  background-repeat: no-repeat;
  outline: none;
  cursor: pointer;
  margin: 0;
  padding: 0;
}

/* Прозрачный track — видим наш background */
.tool__slider::-webkit-slider-runnable-track {
  height: 6px;
  background: transparent;
  border-radius: 3px;
  cursor: pointer;
}
.tool__slider::-moz-range-track {
  height: 6px;
  background: transparent;
  border-radius: 3px;
  cursor: pointer;
  border: none;
}
.tool__slider::-moz-range-progress {
  height: 6px;
  background: #1e40af;
  border-radius: 3px;
  border: none;
}

/* Thumb */
.tool__slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  background: #fff;
  border: 3px solid var(--color-primary);
  border-radius: 50%;
  cursor: pointer;
  transition: transform 150ms ease, box-shadow 150ms ease;
  box-shadow: 0 4px 12px -2px rgba(30, 64, 175, 0.35);
  margin-top: -9px;
}
.tool__slider::-webkit-slider-thumb:hover,
.tool__slider:focus::-webkit-slider-thumb {
  transform: scale(1.15);
  box-shadow: 0 6px 18px -2px rgba(30, 64, 175, 0.5);
}
.tool__slider:active::-webkit-slider-thumb {
  transform: scale(1.2);
}

.tool__slider::-moz-range-thumb {
  width: 24px;
  height: 24px;
  background: #fff;
  border: 3px solid var(--color-primary);
  border-radius: 50%;
  cursor: pointer;
  transition: transform 150ms ease, box-shadow 150ms ease;
  box-shadow: 0 4px 12px -2px rgba(30, 64, 175, 0.35);
}
.tool__slider::-moz-range-thumb:hover {
  transform: scale(1.15);
}

.tool__slider-caption {
  display: flex;
  justify-content: space-between;
  margin-top: 0.5rem;
  font-size: 0.72rem;
  color: var(--color-text-light);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}

/* Результаты — нижняя часть с серым фоном */
.tool__results {
  padding: 1.75rem 2.25rem 2rem;
  background: linear-gradient(180deg, var(--color-bg-soft) 0%, #fff 100%);
  border-top: 1px solid var(--color-border-soft);
  min-height: 120px;
}
.tool__results-title {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.tool__results-title::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.2);
  animation: pulse-dot 2s infinite;
}

.tool__results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 0.75rem;
}

.tool__result-card {
  padding: 1.25rem 1.375rem;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: all 200ms ease;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  position: relative;
  overflow: hidden;
}
.tool__result-card::before {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  left: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--color-primary-light), var(--color-primary));
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 250ms ease;
}
.tool__result-card:hover {
  border-color: var(--color-primary-200);
  box-shadow: 0 12px 32px -12px rgba(30, 64, 175, 0.25);
  transform: translateY(-2px);
}
.tool__result-card:hover::before { transform: scaleY(1); }

.tool__result-card-rank {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: var(--gradient-primary);
  color: #fff;
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1;
  flex-shrink: 0;
  box-shadow: 0 2px 6px -1px rgba(30, 64, 175, 0.35);
}

.tool__result-card-head {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

.tool__result-card h4 {
  font-size: 0.975rem;
  margin: 0;
  color: var(--color-text);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.25;
}

.tool__result-card p {
  margin: 0;
  font-size: 0.825rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

.tool__result-card-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  margin-top: 0.25rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-primary);
  transition: gap 200ms ease;
}
.tool__result-card-cta::after {
  content: '→';
  transition: transform 200ms ease;
}
.tool__result-card:hover .tool__result-card-cta {
  gap: 0.5rem;
}
.tool__result-card:hover .tool__result-card-cta::after {
  transform: translateX(3px);
}

.tool__empty {
  text-align: center;
  padding: 2.5rem 1.5rem;
  color: var(--color-text-light);
  font-size: 0.9rem;
  background: #fff;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius);
}

@media (max-width: 720px) {
  .tool__controls { padding: 1.5rem 1.5rem 1.25rem; gap: 1.5rem; }
  .tool__results { padding: 1.25rem 1.5rem 1.5rem; }
  .tool__chip { padding: 0.5rem 0.9rem; font-size: 0.825rem; }
}
/* ==========================================================================
   FAQ
   ========================================================================== */
.faq { max-width: 880px; margin: 0 auto; }

.faq__group { margin-bottom: 2.5rem; }
.faq__group-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--color-primary-100);
}

.faq__item {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
  overflow: hidden;
  transition: all var(--transition);
}
.faq__item:hover { border-color: var(--color-primary-100); }
.faq__item[open] {
  box-shadow: var(--shadow);
  border-color: var(--color-primary-100);
}

.faq__summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  color: var(--color-text);
  transition: color var(--transition);
}
.faq__summary::-webkit-details-marker { display: none; }
.faq__summary::after {
  content: '';
  flex-shrink: 0;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--color-primary-50);
  background-image: linear-gradient(45deg, transparent 45%, var(--color-primary) 45% 55%, transparent 55%),
                    linear-gradient(-45deg, transparent 45%, var(--color-primary) 45% 55%, transparent 55%);
  background-size: 12px 12px, 12px 12px;
  background-position: center;
  background-repeat: no-repeat;
  transform: rotate(0);
  transition: transform var(--transition);
}
.faq__item[open] .faq__summary { color: var(--color-primary); }
.faq__item[open] .faq__summary::after { transform: rotate(45deg); }
.faq__summary:hover { color: var(--color-primary); }

.faq__body {
  padding: 0 1.5rem 1.25rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* ==========================================================================
   Blog card
   ========================================================================== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}

.blog-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  text-decoration: none;
}
.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary-100);
}

.blog-card__image {
  aspect-ratio: 16 / 10;
  background: var(--gradient-primary-soft);
  overflow: hidden;
  position: relative;
}
.blog-card__image img,
.blog-card__image svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.blog-card:hover .blog-card__image img,
.blog-card:hover .blog-card__image svg { transform: scale(1.05); }

.blog-card__body { padding: 1.5rem; flex-grow: 1; display: flex; flex-direction: column; }

.blog-card__meta {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin-bottom: 0.75rem;
}
.blog-card__meta .tag {
  padding: 0.25rem 0.625rem;
  background: var(--color-primary-50);
  color: var(--color-primary-dark);
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.blog-card__title {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
  color: var(--color-text);
  line-height: 1.35;
  font-weight: 700;
}

.blog-card__excerpt {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  margin: 0 0 1rem;
  flex-grow: 1;
}

.blog-card__link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  transition: gap var(--transition);
  align-self: flex-start;
}

/* ==========================================================================
   Stats row — статистика в блоке
   ========================================================================== */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  max-width: 960px;
  margin: 0 auto;
}
.stats-row__item {
  text-align: center;
  padding: 1.5rem 1rem;
}
.stats-row__value {
  font-size: clamp(2rem, 3.2vw, 2.75rem);
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.stats-row__value .red {
  background: linear-gradient(135deg, var(--color-accent-dark) 0%, var(--color-accent-light) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--color-accent);
}
.stats-row__label {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

@media (max-width: 860px) {
  .stats-row { grid-template-columns: repeat(2, 1fr); }
}