/* ========================================
   HHPoker德扑圈俱乐部 - Main Stylesheet
   Set 0016 - Indigo/Violet Gradient Theme
   ======================================== */

/* === Google Fonts Import === */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Noto+Sans+SC:wght@300;400;500;700;900&display=swap');

/* === CSS Variables === */
:root {
  --gradient-start: #312e81;
  --gradient-mid1: #4338ca;
  --gradient-mid2: #6366f1;
  --gradient-end: #8b5cf6;
  --primary: #4338ca;
  --primary-light: #6366f1;
  --violet: #8b5cf6;
  --dark: #1e1b4b;
  --darker: #0f0d2e;
  --light: #f5f3ff;
  --white: #ffffff;
  --gray-50: #fafafa;
  --gray-100: #f4f4f5;
  --gray-200: #e4e4e7;
  --gray-300: #d4d4d8;
  --gray-400: #a1a1aa;
  --gray-500: #71717a;
  --gray-600: #52525b;
  --gray-700: #3f3f46;
  --gray-800: #27272a;
  --gray-900: #18181b;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 30px rgba(99, 102, 241, 0.3);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* === Reset & Base === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--gray-800);
  line-height: 1.7;
  overflow-x: hidden;
  background: var(--white);
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header .badge {
  display: inline-block;
  background: linear-gradient(135deg, rgba(67, 56, 202, 0.1), rgba(139, 92, 246, 0.1));
  color: var(--primary);
  font-weight: 600;
  font-size: 0.875rem;
  padding: 6px 20px;
  border-radius: 50px;
  margin-bottom: 16px;
  letter-spacing: 0.05em;
  border: 1px solid rgba(67, 56, 202, 0.15);
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 12px;
  line-height: 1.2;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--gray-500);
  max-width: 600px;
  margin: 0 auto;
}

/* === Navbar === */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-md);
  padding: 10px 0;
}

.navbar .nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar .logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--white);
  transition: var(--transition);
}

.navbar.scrolled .logo {
  color: var(--primary);
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--white);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--primary);
  font-weight: 900;
  box-shadow: var(--shadow-md);
}

.navbar.scrolled .logo-icon {
  background: linear-gradient(135deg, var(--primary), var(--violet));
  color: var(--white);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-weight: 500;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.9);
  transition: var(--transition);
  position: relative;
}

.navbar.scrolled .nav-links a {
  color: var(--gray-700);
}

.nav-links a:hover {
  color: var(--white);
}

.navbar.scrolled .nav-links a:hover {
  color: var(--primary);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--violet);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  background: linear-gradient(135deg, var(--violet), #a78bfa);
  color: var(--white) !important;
  padding: 10px 24px !important;
  border-radius: 50px !important;
  font-weight: 600 !important;
  box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
  transition: var(--transition) !important;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(139, 92, 246, 0.6);
  color: var(--white) !important;
}

.nav-cta::after {
  display: none !important;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
  background: none;
  border: none;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 28px;
  height: 3px;
  background: var(--white);
  border-radius: 3px;
  transition: var(--transition);
}

.navbar.scrolled .hamburger span {
  background: var(--primary);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 13, 46, 0.97);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 28px;
}

.mobile-menu.active {
  display: flex;
}

.mobile-menu a {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--white);
  transition: var(--transition);
}

.mobile-menu a:hover {
  color: var(--violet);
}

.mobile-menu .mobile-cta {
  background: linear-gradient(135deg, var(--violet), #a78bfa);
  padding: 14px 36px;
  border-radius: 50px;
  color: var(--white);
  font-weight: 700;
}

/* === Hero Section === */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(160deg, #312e81 0%, #4338ca 25%, #6366f1 50%, #8b5cf6 100%);
  overflow: hidden;
  padding: 120px 0 80px;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.3), transparent 70%);
  border-radius: 50%;
  animation: float 8s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.25), transparent 70%);
  border-radius: 50%;
  animation: float 10s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -30px) scale(1.05); }
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content h1 {
  font-size: 3.2rem;
  font-weight: 900;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 20px;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
}

.hero-content h1 .highlight {
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content .hero-subtitle {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 16px;
  font-weight: 400;
  letter-spacing: 0.01em;
}

.hero-content .hero-desc {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 36px;
  line-height: 1.8;
  max-width: 520px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-family: inherit;
}

.btn-primary {
  background: var(--white);
  color: var(--primary);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--white);
  transform: translateY(-3px);
}

.btn-glow {
  background: linear-gradient(135deg, var(--violet), #a78bfa);
  color: var(--white);
  box-shadow: 0 8px 25px rgba(139, 92, 246, 0.4);
}

.btn-glow:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 35px rgba(139, 92, 246, 0.6);
}

.hero-image {
  position: relative;
  text-align: right;
}

.hero-image img {
  border-radius: 20px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.35);
  width: 100%;
  max-width: 500px;
  margin-left: auto;
  transition: var(--transition);
}

.hero-image img:hover {
  transform: translateY(-5px);
  box-shadow: 0 40px 80px rgba(0, 0, 0, 0.4);
}

.hero-float-card {
  position: absolute;
  bottom: -20px;
  left: 0;
  background: rgba(255, 255, 255, 0.95);
  padding: 16px 24px;
  border-radius: 16px;
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: 12px;
  backdrop-filter: blur(10px);
  animation: floatCard 4s ease-in-out infinite;
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.hero-float-card .check-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, #10b981, #34d399);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.2rem;
}

.hero-float-card .card-text {
  font-weight: 600;
  color: var(--dark);
  font-size: 0.9rem;
}

.hero-float-card .card-subtext {
  font-size: 0.78rem;
  color: var(--gray-400);
}

/* === Features Section === */
.features {
  padding: 100px 0;
  background: var(--white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.feature-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--violet));
  opacity: 0;
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
  transition: var(--transition);
}

.feature-card:nth-child(1) .feature-icon {
  background: linear-gradient(135deg, #dbeafe, #bfdbfe);
  color: #2563eb;
}

.feature-card:nth-child(2) .feature-icon {
  background: linear-gradient(135deg, #fce7f3, #fbcfe8);
  color: #db2777;
}

.feature-card:nth-child(3) .feature-icon {
  background: linear-gradient(135deg, #d1fae5, #a7f3d0);
  color: #059669;
}

.feature-card:nth-child(4) .feature-icon {
  background: linear-gradient(135deg, #fef3c7, #fde68a);
  color: #d97706;
}

.feature-card:nth-child(5) .feature-icon {
  background: linear-gradient(135deg, #ede9fe, #ddd6fe);
  color: #7c3aed;
}

.feature-card:nth-child(6) .feature-icon {
  background: linear-gradient(135deg, #ffe4e6, #fecdd3);
  color: #e11d48;
}

.feature-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--gray-500);
  line-height: 1.7;
}

/* === Stats Section === */
.stats {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--dark), #1e1b5e);
  position: relative;
  overflow: hidden;
}

.stats::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  position: relative;
  z-index: 1;
}

.stat-item {
  text-align: center;
  padding: 30px 20px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

.stat-item:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.stat-number {
  font-size: 3rem;
  font-weight: 900;
  background: linear-gradient(135deg, #fbbf24, #f59e0b, #fbbf24);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 500;
}

/* === Testimonials Section === */
.testimonials {
  padding: 100px 0;
  background: var(--gray-50);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--gray-200);
  transition: var(--transition);
  position: relative;
}

.testimonial-card::before {
  content: '\201C';
  position: absolute;
  top: 10px;
  left: 20px;
  font-size: 5rem;
  color: rgba(99, 102, 241, 0.08);
  font-family: serif;
  line-height: 1;
}

.testimonial-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.testimonial-card .stars {
  color: #f59e0b;
  margin-bottom: 14px;
  font-size: 1rem;
}

.testimonial-card .review-text {
  font-size: 0.95rem;
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-author img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--gray-200);
}

.testimonial-author .author-name {
  font-weight: 700;
  color: var(--dark);
  font-size: 0.95rem;
}

.testimonial-author .author-role {
  font-size: 0.8rem;
  color: var(--gray-400);
}

/* === FAQ Section === */
.faq {
  padding: 100px 0;
  background: var(--white);
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: var(--primary-light);
}

.faq-item.active {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  background: none;
  border: none;
  font-family: inherit;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--dark);
  text-align: left;
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--primary);
}

.faq-icon {
  width: 32px;
  height: 32px;
  min-width: 32px;
  border-radius: 50%;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  font-size: 0.9rem;
  color: var(--gray-500);
}

.faq-item.active .faq-icon {
  background: linear-gradient(135deg, var(--primary), var(--violet));
  color: var(--white);
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-answer p {
  padding: 0 24px 20px;
  color: var(--gray-600);
  font-size: 0.95rem;
  line-height: 1.8;
}

/* === CTA Section === */
.cta {
  padding: 100px 0;
  background: linear-gradient(160deg, #312e81 0%, #4338ca 30%, #6366f1 70%, #8b5cf6 100%);
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 50%, rgba(139, 92, 246, 0.4), transparent 60%),
              radial-gradient(circle at 70% 50%, rgba(99, 102, 241, 0.3), transparent 60%);
}

.cta-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.cta-content h2 {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--white);
  margin-bottom: 16px;
  line-height: 1.3;
}

.cta-content p {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 36px;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* === Footer === */
.footer {
  background: var(--darker);
  padding: 70px 0 30px;
  color: rgba(255, 255, 255, 0.7);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-col h3 {
  color: var(--white);
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 20px;
}

.footer-col p {
  font-size: 0.9rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.55);
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-col ul li a:hover {
  color: var(--violet);
  padding-left: 4px;
}

.footer-col .contact-info {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col .contact-info span {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.55);
}

.footer-col .contact-info i {
  color: var(--violet);
  width: 18px;
  text-align: center;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.4);
}

/* === Page Hero (download.html & club.html) === */
.page-hero {
  padding: 160px 0 80px;
  background: linear-gradient(160deg, #312e81 0%, #4338ca 25%, #6366f1 60%, #8b5cf6 100%);
  text-align: center;
  position: relative;
}

.page-hero::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 60px;
  background: var(--white);
  border-radius: 50% 50% 0 0;
}

.page-hero h1 {
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--white);
  margin-bottom: 16px;
}

.page-hero p {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.8);
  max-width: 600px;
  margin: 0 auto;
}

/* === Download Cards === */
.download-section {
  padding: 80px 0;
  background: var(--white);
}

.download-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 60px;
}

.download-card {
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 40px 30px;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.download-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--primary), var(--violet));
  opacity: 0;
  transition: var(--transition);
}

.download-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-light);
}

.download-card:hover::before {
  opacity: 1;
}

.download-card.featured {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-glow);
}

.download-card.featured::before {
  opacity: 1;
}

.download-card .download-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 24px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
}

.download-card:nth-child(1) .download-icon {
  background: linear-gradient(135deg, #d1fae5, #a7f3d0);
  color: #059669;
}

.download-card:nth-child(2) .download-icon {
  background: linear-gradient(135deg, #dbeafe, #bfdbfe);
  color: #2563eb;
}

.download-card:nth-child(3) .download-icon {
  background: linear-gradient(135deg, #ede9fe, #ddd6fe);
  color: #7c3aed;
}

.download-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}

.download-card p {
  color: var(--gray-500);
  font-size: 0.9rem;
  margin-bottom: 24px;
}

.download-notes {
  background: linear-gradient(135deg, #fffbeb, #fef3c7);
  border: 1px solid #fcd34d;
  border-radius: var(--radius-lg);
  padding: 30px;
  max-width: 800px;
  margin: 0 auto;
}

.download-notes h3 {
  color: #92400e;
  font-weight: 700;
  margin-bottom: 16px;
  font-size: 1.1rem;
}

.download-notes ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.download-notes ul li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #78350f;
  font-size: 0.9rem;
}

.download-notes ul li i {
  color: #f59e0b;
}

/* === Club Cards === */
.club-section {
  padding: 80px 0;
  background: var(--white);
}

.club-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  margin-bottom: 80px;
}

.club-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: var(--transition);
  position: relative;
}

.club-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-5px);
}

.club-card .club-badge {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 50px;
  font-size: 0.78rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.club-card:nth-child(1) .club-badge {
  background: linear-gradient(135deg, #fef3c7, #fde68a);
  color: #92400e;
}

.club-card:nth-child(2) .club-badge {
  background: linear-gradient(135deg, #dbeafe, #bfdbfe);
  color: #1e40af;
}

.club-card:nth-child(3) .club-badge {
  background: linear-gradient(135deg, #fce7f3, #fbcfe8);
  color: #9d174d;
}

.club-card:nth-child(4) .club-badge {
  background: linear-gradient(135deg, #ede9fe, #ddd6fe);
  color: #5b21b6;
}

.club-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}

.club-card p {
  color: var(--gray-500);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.club-card .club-features {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.club-card .club-features span {
  font-size: 0.8rem;
  color: var(--primary);
  background: rgba(67, 56, 202, 0.06);
  padding: 4px 12px;
  border-radius: 6px;
  font-weight: 500;
}

/* === Alliance Benefits === */
.alliance-benefits {
  padding: 80px 0;
  background: var(--gray-50);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.benefit-item {
  text-align: center;
  padding: 28px 16px;
  background: var(--white);
  border-radius: var(--radius);
  transition: var(--transition);
  border: 1px solid var(--gray-100);
}

.benefit-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.benefit-item .benefit-icon {
  width: 50px;
  height: 50px;
  margin: 0 auto 14px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  background: linear-gradient(135deg, rgba(67, 56, 202, 0.1), rgba(139, 92, 246, 0.1));
  color: var(--primary);
}

.benefit-item h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 6px;
}

.benefit-item p {
  font-size: 0.8rem;
  color: var(--gray-500);
  line-height: 1.5;
}

/* === Steps === */
.join-steps {
  padding: 80px 0;
  background: var(--white);
}

.steps-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
  max-width: 900px;
  margin: 0 auto 40px;
}

.step-item {
  text-align: center;
  padding: 20px;
}

.step-item .step-num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--violet));
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  margin: 0 auto 10px;
  box-shadow: 0 4px 12px rgba(67, 56, 202, 0.3);
}

.step-item p {
  font-size: 0.85rem;
  color: var(--gray-600);
  font-weight: 500;
}

.step-arrow {
  color: var(--gray-300);
  font-size: 1.5rem;
  margin: 0 -8px;
}

.steps-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
}

/* === Responsive Design === */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content h1 {
    font-size: 2.5rem;
  }

  .hero-content .hero-desc {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-image {
    text-align: center;
  }

  .hero-image img {
    margin: 0 auto;
    max-width: 350px;
  }

  .hero-float-card {
    left: 50%;
    transform: translateX(-50%);
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .download-cards {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
  }

  .benefits-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .section-header h2 {
    font-size: 1.9rem;
  }

  .hero-content h1 {
    font-size: 2rem;
  }

  .nav-links {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .club-grid {
    grid-template-columns: 1fr;
  }

  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .steps-flow {
    flex-direction: column;
  }

  .step-arrow {
    transform: rotate(90deg);
    margin: -8px 0;
  }

  .page-hero h1 {
    font-size: 2rem;
  }

  .cta-content h2 {
    font-size: 1.8rem;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .benefits-grid {
    grid-template-columns: 1fr;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .steps-actions {
    flex-direction: column;
    align-items: center;
  }
}