/*
  Landing модернизация (Шаг №2): только Hero (#intro).
  Важно: не трогаем header/menu, не ломаем legacy style.css.
*/

/* --- Hero base --- */
#intro.landing-hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #f7fbff 0%, #ecf5ff 55%, #ffffff 100%);
  padding: 140px 0 80px;
}

/* subtle tech glow */
#intro.landing-hero::before,
#intro.landing-hero::after {
  content: "";
  position: absolute;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  filter: blur(40px);
  opacity: 0.45;
  pointer-events: none;
}

#intro.landing-hero::before {
  top: -220px;
  left: -220px;
  background: radial-gradient(circle at 30% 30%, rgba(0, 123, 255, 0.35), rgba(0, 123, 255, 0));
}

#intro.landing-hero::after {
  bottom: -260px;
  right: -240px;
  background: radial-gradient(circle at 70% 70%, rgba(105, 174, 255, 0.40), rgba(105, 174, 255, 0));
}

/* --- Typography --- */
#intro.landing-hero .hero-kicker {
  display: inline-block;
  font-weight: 700;
  letter-spacing: .02em;
  font-size: 13px;
  color: rgba(63, 61, 86, .85);
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 999px;
  padding: 8px 12px;
  margin-bottom: 12px;
}

#intro.landing-hero .hero-title {
  font-weight: 800;
  font-size: 40px;
  line-height: 1.15;
  color: #2f2f39;
  margin: 0 0 14px;
}

#intro.landing-hero .hero-subtitle {
  font-size: 16px;
  line-height: 1.7;
  color: rgba(63, 61, 86, .85);
  margin: 0 0 18px;
}

/* --- Actions --- */
#intro.landing-hero .hero-actions {
  margin-top: 6px;
}

#intro.landing-hero .hero-actions .btn {
  border-radius: 14px;
  padding: 12px 18px;
  font-weight: 700;
}

/* badges */
#intro.landing-hero .hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

#intro.landing-hero .hero-badge {
  display: inline-flex;
  align-items: center;
  padding: 7px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  color: rgba(47, 47, 57, .85);
  background: rgba(255, 255, 255, 0.70);
  border: 1px solid rgba(0, 0, 0, 0.06);
  backdrop-filter: blur(6px);
}

/* --- Visual block --- */
#intro.landing-hero .landing-hero-visual {
  position: relative;
}

#intro.landing-hero .landing-hero-illustration {
  width: 100%;
  max-width: 520px;
  display: block;
  margin: 0 auto;
}

/* mini cards */
#intro.landing-hero .hero-mini-cards {
  position: absolute;
  left: 50%;
  bottom: -10px;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
}

#intro.landing-hero .hero-mini-card {
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(0, 0, 0, 0.07);
  border-radius: 14px;
  padding: 10px 12px;
  min-width: 140px;
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.06);
  backdrop-filter: blur(10px);
}

#intro.landing-hero .hero-mini-title {
  font-weight: 800;
  color: #2f2f39;
  font-size: 13px;
  line-height: 1.2;
}

#intro.landing-hero .hero-mini-text {
  font-size: 12px;
  color: rgba(63, 61, 86, .80);
  margin-top: 2px;
}

/* --- Responsive --- */
@media (max-width: 991.98px) {
  #intro.landing-hero {
    padding: 110px 0 60px;
  }
  #intro.landing-hero .hero-title {
    font-size: 34px;
  }
}

@media (max-width: 575.98px) {
  #intro.landing-hero {
    padding: 100px 0 52px;
  }
  #intro.landing-hero .hero-title {
    font-size: 28px;
  }
  #intro.landing-hero .hero-actions .btn {
    width: 100%;
  }
  #intro.landing-hero .hero-actions .btn + .btn {
    margin-top: 10px;
  }
  #intro.landing-hero .hero-actions .btn.mr-2 {
    margin-right: 0 !important;
  }
}