/* ========================================
   HHpoker下载丨德扑圈俱乐部加入 - Custom Styles
   ======================================== */

/* Smooth scroll */
html {
  scroll-behavior: smooth;
}

/* Custom animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes countUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes gradientBG {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Feature card hover */
.feature-card {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(79, 70, 229, 0.15);
}

.feature-card:hover .feature-icon {
  transform: scale(1.1);
  background: linear-gradient(135deg, #4f46e5, #6366f1);
  color: #fff;
}

.feature-icon {
  transition: all 0.3s ease;
}

/* Testimonial card */
.testimonial-card {
  transition: all 0.3s ease;
}

.testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

/* Stats counter */
.stat-number {
  font-variant-numeric: tabular-nums;
}

/* FAQ accordion */
.faq-item {
  border-bottom: 1px solid #e5e7eb;
}

.faq-question {
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.faq-question:hover {
  color: #4f46e5;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding-bottom: 1rem;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-icon {
  transition: transform 0.3s ease;
}

/* Mobile menu */
.mobile-menu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu.open {
  max-height: 400px;
}

/* Navbar scroll effect */
.navbar-scrolled {
  background: rgba(255, 255, 255, 0.95) !important;
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

/* CTA button pulse */
.cta-pulse {
  animation: pulse 2s infinite;
}

/* Hero image float */
.hero-float {
  animation: float 6s ease-in-out infinite;
}

/* Gradient text */
.gradient-text {
  background: linear-gradient(135deg, #4f46e5, #818cf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Section divider */
.section-divider {
  height: 4px;
  background: linear-gradient(90deg, #4f46e5, #818cf8, #4f46e5);
  border: none;
  width: 80px;
  margin: 0 auto;
  border-radius: 2px;
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, #4f46e5, #6366f1);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #4338ca;
}

/* Loading shimmer */
@keyframes shimmer {
  0% {
    background-position: -200px 0;
  }
  100% {
    background-position: 200px 0;
  }
}

/* Button hover effect */
.btn-primary {
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}

.btn-primary::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn-primary:hover::after {
  width: 300px;
  height: 300px;
}

/* About page styles */
.about-hero {
  background: linear-gradient(135deg, #eef2ff 0%, #e0e7ff 50%, #c7d2fe 100%);
}

.team-card {
  transition: all 0.3s ease;
}

.team-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(79, 70, 229, 0.15);
}

.team-card:hover .team-social {
  opacity: 1;
  transform: translateY(0);
}

.team-social {
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.3s ease;
}

/* Contact page styles */
.contact-input {
  transition: all 0.3s ease;
  border: 2px solid #e5e7eb;
}

.contact-input:focus {
  border-color: #4f46e5;
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
  outline: none;
}

.contact-info-card {
  transition: all 0.3s ease;
}

.contact-info-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(79, 70, 229, 0.1);
}

/* Responsive image */
.img-responsive {
  max-width: 100%;
  height: auto;
}

/* Notification badge */
.badge-pulse {
  animation: pulse 2s infinite;
}

/* Back to top button */
.back-to-top {
  transition: all 0.3s ease;
}

.back-to-top:hover {
  transform: translateY(-3px);
}

/* Page loader */
.page-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #fff;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.page-loader.hidden {
  opacity: 0;
  visibility: hidden;
}

/* Stats section background */
.stats-section {
  background: linear-gradient(135deg, #4f46e5 0%, #6366f1 50%, #4f46e5 100%);
  background-size: 200% 200%;
  animation: gradientBG 6s ease infinite;
}