:root {
  --bg-slate-50: #f8fafc;
  --brand-main: #e8354a;
  --brand-dark: #d41229;
}

body {
  background-color: var(--bg-slate-50);
  font-family:
    system-ui,
    -apple-system,
    "Segoe UI",
    Roboto,
    "Helvetica Neue",
    Arial,
    sans-serif;
  color: #111827;
}

/* Градиенты */
.bg-brand-gradient {
  background: linear-gradient(to right, var(--brand-main), var(--brand-dark));
}

.text-brand-gradient {
  background: linear-gradient(to right, var(--brand-main), var(--brand-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Эффект стекла */
.glass-header {
  background-color: rgba(255, 255, 255, 0.8) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* Декоративные фоновые элементы */
.bg-glow-red {
  position: absolute;
  background-color: rgba(239, 68, 68, 0.1);
  border-radius: 50%;
  filter: blur(80px);
  z-index: 0;
  pointer-events: none;
}

/* Анимация при скролле */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(40px);
  transition:
    opacity 0.8s ease-out,
    transform 0.8s ease-out;
}

.reveal-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Карточки Bento Grid и Hover-эффекты */
.bento-card {
  background: #fff;
  border-radius: 1.5rem;
  border: 1px solid #e5e7eb;
  padding: 2rem;
  height: 100%;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}

.bento-card:hover {
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
  border-color: #fca5a5;
}

/* Оформление кнопок */
.btn-brand {
  background: linear-gradient(to right, var(--brand-main), var(--brand-dark));
  color: white;
  border: none;
  transition: all 0.3s ease;
}

.btn-brand:hover {
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(220, 38, 38, 0.3);
}

/* Выделенный тариф */
.pricing-card-pro {
  border: 2px solid #ef4444;
  transform: translateY(-10px);
  box-shadow: 0 15px 35px rgba(220, 38, 38, 0.1);
}

@media (max-width: 768px) {
  .pricing-card-pro {
    transform: translateY(0);
  }
}

/* Исправления утилит Bootstrap */
.rounded-4 {
  border-radius: 1rem !important;
}

.rounded-5 {
  border-radius: 1.5rem !important;
}

.icon-lg {
  width: 40px;
  height: 40px;
}

.z-index-1 {
  z-index: 1;
  position: relative;
}

/* --- Стили для Калькулятора Доходности --- */
.form-check-input:checked {
  background-color: var(--brand-dark);
  border-color: var(--brand-dark);
}

.form-switch .form-check-input {
  width: 3.5rem !important;
  height: 1.75rem !important;
  cursor: pointer;
}

.form-switch .form-check-input:focus {
  box-shadow: 0 0 0 0.25rem rgba(232, 53, 74, 0.25);
}

.form-range::-webkit-slider-thumb {
  background: var(--brand-main);
}

.form-range::-moz-range-thumb {
  background: var(--brand-main);
}

.tariff-label {
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 1.1rem;
}

a.hover-danger:hover {
  color: var(--brand-main) !important;
}

#registrationModal .modal-header .btn-close {
  position: absolute;
  right: 1.25rem;
  top: 1.25rem;
}

#registrationModal .modal-header {
  position: relative;
  padding-top: 1.5rem;
}

.control-label {
  margin-bottom: 8px;
  color: #6c757d;
  font-weight: 600;
}