/* ==========================================================================
   HERO SECTION (STROIKA M2 Block — 100% Authentic with Donor)
   ========================================================================== */
#hero {
  position: relative;
  padding-top: calc(var(--header-height) + 40px);
  padding-bottom: 60px;
  overflow: hidden;
}

.hero-split-grid {
  display: grid;
  grid-template-columns: 1.25fr 1.05fr;
  gap: clamp(32px, 4.5vw, 60px);
  align-items: center;
  margin-bottom: clamp(48px, 6vw, 68px);
}

.hero-split-left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
}

.hero-split-right {
  position: relative;
  width: 100%;
}

/* Hero Brand Heading (Logo + СТРОЙКА) */
.hero-brand-heading {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.hero-brand-heading img {
  height: clamp(48px, 6vw, 76px);
  width: auto;
  object-fit: contain;
}

.hero-brand-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(38px, 6vw, 76px);
  font-weight: 900;
  letter-spacing: 0.04em;
  line-height: 1;
  color: var(--text-primary);
  text-transform: uppercase;
}

.hero-subtitle-desc {
  margin-bottom: 32px;
  max-width: 620px;
}

.hero-subtitle-eyebrow {
  font-family: var(--font-heading);
  font-size: clamp(13px, 1.5vw, 16px);
  font-weight: 700;
  color: var(--accent-green);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
  display: block;
}

.hero-subtitle-text {
  font-family: var(--font-heading);
  font-size: clamp(13px, 1.4vw, 15px);
  font-weight: 600;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  line-height: 1.45;
  display: block;
}

/* Dates above video - clean text */
.hero-dates-simple {
  margin-bottom: 16px;
  text-align: left;
}

.hero-dates-simple-date {
  font-family: var(--font-heading);
  font-size: clamp(16px, 2vw, 22px);
  font-weight: 800;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  line-height: 1.2;
  margin-bottom: 4px;
}

.hero-dates-simple-venue {
  font-family: var(--font-heading);
  font-size: clamp(13px, 1.5vw, 16px);
  font-weight: 600;
  color: var(--accent-green);
  letter-spacing: 0.02em;
  line-height: 1.2;
}

/* Polygonal Video Box (Architectural / Brick cut polygon with 100% clip-path) */
.hero-video-polygon {
  position: relative;
  width: 106%;
  max-width: none;
  aspect-ratio: 16 / 10;
  clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 28px 100%, 0 calc(100% - 28px));
  -webkit-clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 28px 100%, 0 calc(100% - 28px));
  overflow: hidden;
  background: #000000;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.85);
  display: block;
}

.hero-video-polygon video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-brics-badge-row {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.hero-brics-badge-label {
  font-family: var(--font-heading);
  font-size: 11px;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.hero-brics-badge-row img {
  height: 28px;
  width: auto;
}

.hero-partners-tumby {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 36px;
}

.hero-tumby-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.hero-tumba-card {
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  padding: 14px 18px;
  border-radius: 6px;
  box-sizing: border-box;
  transition: all 0.25s ease;
}

.hero-tumba-card:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(204, 233, 14, 0.4);
  transform: translateY(-2px);
}

.hero-tumba-role {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-green);
  font-weight: 700;
  margin-bottom: 4px;
}

.hero-tumba-name {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.35;
}

@media (max-width: 992px) {
  #hero {
    padding-top: calc(var(--header-height) + 20px);
    padding-bottom: 40px;
  }
  .hero-split-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-video-polygon {
    width: 100%;
  }
  .hero-tumby-grid {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  }
}

.hero-actions {
  display: flex;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
}

.hero-actions .hero-btn-visitor {
  background: rgba(255, 255, 255, 0.06);
  color: #ffffff;
  border: 1px solid rgba(247, 113, 76, 0.55);
}

.hero-actions .hero-btn-visitor:hover {
  background: rgba(247, 113, 76, 0.18);
  border-color: #f7714c;
  color: #ffffff;
}

@media (max-width: 576px) {
  .hero-actions {
    width: 100%;
    flex-direction: column;
    gap: 10px;
  }
  .hero-actions .arrow-button {
    width: 100%;
    justify-content: center;
    padding: 14px 20px !important;
    font-size: 14px !important;
  }
  .hero-tumby-grid {
    grid-template-columns: 1fr;
  }
}