:root {
  /* Colors */
  --bg-color: #0b0f19;
  --bg-gradient: radial-gradient(ellipse at top right, #1b2735 0%, #0b0f19 100%);
  --primary: #f92056;
  --secondary: #ff8c00;
  --text-main: #ffffff;
  --text-muted: #a0aabf;
  
  /* Platform Colors */
  --ig-gradient: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
  --tk-main: #fe0979;
  --tk-alt: #00f2fe;
  --yt-main: #FF0000;
  --fb-main: #1877F2;

  /* UI Details */
  --glass-bg: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.08);
  --font-main: 'Outfit', sans-serif;
  --border-radius: 16px;
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  background: var(--bg-color);
  background: var(--bg-gradient);
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

/* Utilities */
.gradient-text {
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  padding: 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: 30px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-size: 1rem;
  font-family: var(--font-main);
}

.btn-primary {
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  color: #fff;
  box-shadow: 0 4px 15px rgba(249, 32, 86, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(249, 32, 86, 0.5);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.btn-large {
  padding: 14px 32px;
  font-size: 1.1rem;
}

/* Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 20px 0;
  transition: var(--transition);
}

header.scrolled {
  background: rgba(11, 15, 25, 0.8);
  backdrop-filter: blur(15px);
  padding: 15px 0;
  border-bottom: 1px solid var(--glass-border);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo i {
  color: var(--primary);
  font-size: 1.8rem;
}

.nav-menu ul {
  display: flex;
  gap: 32px;
}

.nav-menu a {
  font-weight: 400;
  color: var(--text-muted);
  transition: var(--transition);
}

.nav-menu a:hover {
  color: var(--primary);
}

/* Hero Section */
.hero {
  padding: 160px 0 100px;
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

/* Background Glowing Orbs */
.hero::before {
  content: '';
  position: absolute;
  top: 20%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: var(--primary);
  filter: blur(150px);
  opacity: 0.15;
  z-index: -1;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 10%;
  right: -5%;
  width: 300px;
  height: 300px;
  background: var(--secondary);
  filter: blur(120px);
  opacity: 0.15;
  z-index: -1;
}

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

.badge {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(249, 32, 86, 0.1);
  border: 1px solid rgba(249, 32, 86, 0.2);
  border-radius: 20px;
  color: var(--primary);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 4rem;
  margin-bottom: 20px;
}

.hero p {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 500px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 40px;
}

.hero-stats {
  display: flex;
  gap: 24px;
}

.stat {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.stat i {
  color: var(--secondary);
  font-size: 1.2rem;
}

/* Hero Graphics Animations */
.hero-graphics {
  position: relative;
  height: 500px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.floating-element {
  position: absolute;
  width: 60px;
  height: 60px;
  border-radius: 12px;
  background: var(--glass-bg);
  backdrop-filter: blur(8px);
  border: 1px solid var(--glass-border);
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 2rem;
  animation: float 6s ease-in-out infinite;
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.el-1 { top: 10%; left: 10%; animation-delay: 0s; color: #E1306C; }
.el-2 { top: 70%; left: 0%; animation-delay: 1.5s; color: var(--tk-alt); }
.el-3 { top: 20%; right: 10%; animation-delay: 3s; color: var(--yt-main); }
.el-4 { bottom: 20%; right: 0%; animation-delay: 4.5s; color: var(--fb-main); }

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
  100% { transform: translateY(0px); }
}

.mockup-card {
  width: 320px;
  position: relative;
  z-index: 2;
  animation: float 8s ease-in-out infinite;
}

.mockup-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.mockup-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(45deg, var(--primary), var(--secondary));
}

.mockup-name {
  font-weight: 600;
  font-size: 1.1rem;
}

.mockup-sub {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.mockup-stat-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.mockup-stat-box {
  flex: 1;
  background: rgba(0,0,0,0.2);
  padding: 16px;
  border-radius: 12px;
  text-align: center;
}

.mockup-number {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.mockup-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
}

/* Sections Global */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

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

/* Platforms Section */
.platforms {
  padding: 100px 0;
  background: rgba(0,0,0,0.2);
}

.platform-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.platform-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  padding: 30px 24px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
}

.platform-card:hover {
  transform: translateY(-10px);
  background: rgba(255,255,255,0.05);
}

.platform-card h3 {
  margin-bottom: 12px;
  font-size: 1.3rem;
}

.platform-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.platform-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0 auto 20px;
  font-size: 2rem;
  color: white;
}

.platform-card.instagram .platform-icon { background: var(--ig-gradient); }
.platform-card.tiktok .platform-icon { background: #111; color: var(--tk-alt); border: 1px solid var(--tk-main); }
.platform-card.youtube .platform-icon { background: var(--yt-main); }
.platform-card.facebook .platform-icon { background: var(--fb-main); }

/* Packages */
.packages {
  padding: 100px 0;
}

.filters {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.filter-btn {
  background: transparent;
  border: 1px solid var(--glass-border);
  padding: 8px 20px;
  border-radius: 20px;
  color: var(--text-muted);
  font-family: inherit;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
}

.filter-btn:hover, .filter-btn.active {
  background: rgba(255,255,255,0.1);
  color: white;
  border-color: rgba(255,255,255,0.3);
}

.packages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.package-card {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.package-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 4px;
}

.package-card.instagram::before { background: var(--ig-gradient); }
.package-card.tiktok::before { background: var(--tk-main); }
.package-card.youtube::before { background: var(--yt-main); }
.package-card.facebook::before { background: var(--fb-main); }

.pkg-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.package-card.instagram .pkg-icon { color: #E1306C; }
.package-card.tiktok .pkg-icon { color: var(--tk-main); }
.package-card.youtube .pkg-icon { color: var(--yt-main); }
.package-card.facebook .pkg-icon { color: var(--fb-main); }

.pkg-name {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.pkg-price {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--primary);
}

.pkg-price span {
  font-size: 1rem;
  color: var(--text-muted);
}

.pkg-features {
  flex-grow: 1;
  margin-bottom: 24px;
}

.pkg-features li {
  color: var(--text-muted);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.pkg-features li i {
  color: var(--secondary);
}

.pkg-btn {
  width: 100%;
}

/* Footer */
footer {
  background: rgba(0,0,0,0.5);
  padding: 60px 0 20px;
  border-top: 1px solid var(--glass-border);
}

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

.footer-info p {
  color: var(--text-muted);
  margin-top: 16px;
  max-width: 300px;
}

.footer-links h4, .footer-security h4 {
  margin-bottom: 20px;
  font-size: 1.1rem;
}

.footer-links ul li {
  margin-bottom: 12px;
}

.footer-links a {
  color: var(--text-muted);
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--primary);
}

.payment-methods {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pay-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--glass-bg);
  padding: 10px 16px;
  border-radius: 8px;
  border: 1px solid var(--glass-border);
  color: var(--text-muted);
  font-weight: 600;
}

.footer-bottom {
  text-align: center;
  color: var(--text-muted);
  padding-top: 20px;
  border-top: 1px solid var(--glass-border);
  font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero h1 { font-size: 3rem; }
  .hero p { margin: 0 auto 30px; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .nav-menu { display: none; }
  .platform-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-container { grid-template-columns: 1fr; text-align: center; }
  .footer-info p { margin: 16px auto; }
}

@media (max-width: 600px) {
  .platform-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2.5rem; }
  .packages-grid { grid-template-columns: 1fr; }
}

/* Sub-Filters */
.sub-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: -15px;
  margin-bottom: 30px;
  animation: fadeIn 0.3s ease-in-out;
}

.sub-filter-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 8px 16px;
  border-radius: 20px;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s;
  font-size: 0.9rem;
}

.sub-filter-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.sub-filter-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  font-weight: 600;
}