/* ========== ЖИВЫЕ КНОПКИ (КАК В НАВИГАЦИИ) ========== */
/* Версия: 2025-10-02 - Универсальные эффекты для всех кнопок */

/* ========== БАЗОВЫЕ КНОПКИ ========== */
.btn,
.cta-button,
.contact-button,
button[type='submit'],
a[class*='btn'],
a[class*='button'] {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  background: linear-gradient(135deg, rgba(124, 140, 255, 0.1), rgba(76, 201, 240, 0.05));
  border: 1px solid rgba(124, 140, 255, 0.3);
  border-radius: 24px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
  overflow: hidden;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Shimmer effect для ВСЕХ кнопок */
.btn::before,
.cta-button::before,
.contact-button::before,
button[type='submit']::before,
a[class*='btn']::before,
a[class*='button']::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
  transition: left 0.6s ease;
  z-index: 1;
}

/* Hover эффекты */
.btn:hover::before,
.cta-button:hover::before,
.contact-button:hover::before,
button[type='submit']:hover::before,
a[class*='btn']:hover::before,
a[class*='button']:hover::before {
  left: 100%;
}

.btn:hover,
.cta-button:hover,
.contact-button:hover,
button[type='submit']:hover,
a[class*='btn']:hover,
a[class*='button']:hover {
  transform: translateY(-3px) scale(1.02);
  background: linear-gradient(135deg, rgba(124, 140, 255, 0.2), rgba(76, 201, 240, 0.1));
  border-color: rgba(124, 140, 255, 0.5);
  box-shadow:
    0 8px 24px rgba(124, 140, 255, 0.3),
    0 4px 12px rgba(76, 201, 240, 0.2);
  color: #fff;
}

.btn:active,
.cta-button:active,
.contact-button:active,
button[type='submit']:active,
a[class*='btn']:active,
a[class*='button']:active {
  transform: translateY(-1px) scale(1.01);
}

/* ========== ПЕРВИЧНЫЕ КНОПКИ (PRIMARY) ========== */
.btn-primary,
.cta-primary,
.bot-cta-primary {
  background: linear-gradient(135deg, #7c8cff 0%, #4cc9f0 100%) !important;
  border: 2px solid rgba(255, 255, 255, 0.3) !important;
  color: #fff !important;
  box-shadow:
    0 4px 20px rgba(124, 140, 255, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.2) !important;
}

.btn-primary:hover,
.cta-primary:hover,
.bot-cta-primary:hover {
  box-shadow:
    0 8px 32px rgba(124, 140, 255, 0.6),
    0 4px 16px rgba(76, 201, 240, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.3) !important;
  border-color: rgba(255, 255, 255, 0.5) !important;
}

/* ========== ВТОРИЧНЫЕ КНОПКИ (SECONDARY) ========== */
.btn-secondary,
.cta-secondary {
  background: rgba(124, 140, 255, 0.15) !important;
  border: 2px solid rgba(124, 140, 255, 0.5) !important;
  color: rgba(255, 255, 255, 0.9) !important;
}

.btn-secondary:hover,
.cta-secondary:hover {
  background: rgba(124, 140, 255, 0.25) !important;
  border-color: rgba(124, 140, 255, 0.7) !important;
  color: #fff !important;
}

/* ========== OUTLINE КНОПКИ ========== */
.btn-outline {
  background: transparent !important;
  border: 2px solid rgba(124, 140, 255, 0.5) !important;
  color: rgba(255, 255, 255, 0.9) !important;
}

.btn-outline:hover {
  background: rgba(124, 140, 255, 0.1) !important;
  border-color: rgba(124, 140, 255, 0.7) !important;
}

/* ========== КНОПКИ В КАРТОЧКАХ ИНВЕСТОРОВ ========== */
.investor-card .contact-button {
  background: linear-gradient(135deg, rgba(124, 140, 255, 0.15), rgba(76, 201, 240, 0.1));
  border: 1px solid rgba(124, 140, 255, 0.4);
  padding: 10px 20px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
}

.investor-card .contact-button:hover {
  background: linear-gradient(135deg, rgba(124, 140, 255, 0.3), rgba(76, 201, 240, 0.2));
  border-color: rgba(124, 140, 255, 0.6);
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 6px 20px rgba(124, 140, 255, 0.4);
}

/* ========== АДАПТИВНОСТЬ ========== */
@media (max-width: 768px) {
  .btn,
  .cta-button,
  .contact-button {
    min-height: 48px;
    padding: 12px 20px;
  }
}

/* ========== Z-INDEX ДЛЯ ТЕКСТА НАД SHIMMER ========== */
.btn > *,
.cta-button > *,
.contact-button > *,
button[type='submit'] > *,
a[class*='btn'] > *,
a[class*='button'] > * {
  position: relative;
  z-index: 2;
}