:root {
  /* Colors - Light Milky White Glassmorphism */
  --bg-dark: #f2f2f7; /* Apple light gray background */
  --bg-card: rgba(255, 255, 255, 0.6); /* Milky white glass */
  --bg-card-hover: rgba(255, 255, 255, 0.85);
  --border-glass: rgba(255, 255, 255, 0.8);
  --border-glass-hover: rgba(255, 255, 255, 1);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.9);
  
  /* Accents */
  --accent-blue: #007aff; /* Apple Blue */
  --accent-blue-hover: #005bb5;
  --accent-green: #30d158; /* WhatsApp Green */
  --accent-purple: #af52de;
  --accent-red: #ff3b30;
  --accent-yellow: #ffcc00;
  
  /* Text */
  --text-primary: #1d1d1f;
  --text-secondary: #86868b;
  --text-muted: #9e9e9e;
  
  /* Spacing & Radii */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  
  /* Orbs */
  --orb-1: rgba(0, 122, 255, 0.15); /* Blueish */
  --orb-2: rgba(48, 209, 88, 0.15); /* Greenish */
  --orb-3: rgba(175, 82, 222, 0.15); /* Purplish */
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Animated Ambient Background Orbs */
.orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  z-index: -1;
  animation: floatOrb 20s infinite alternate cubic-bezier(0.4, 0, 0.2, 1);
}

.orb-1 { width: 50vw; height: 50vw; background: var(--orb-1); top: -10%; left: -10%; animation-delay: 0s; }
.orb-2 { width: 40vw; height: 40vw; background: var(--orb-2); bottom: -10%; right: -5%; animation-delay: -5s; }
.orb-3 { width: 30vw; height: 30vw; background: var(--orb-3); top: 30%; left: 50%; animation-delay: -10s; }

@keyframes floatOrb {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(10%, 15%) scale(1.1); }
  100% { transform: translate(-5%, -10%) scale(0.9); }
}

/* Typography */
h1, h2, h3, h4 {
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--text-primary);
}

h1 { font-size: clamp(40px, 6vw, 72px); }
h2 { font-size: clamp(32px, 4vw, 48px); }
h3 { font-size: 22px; margin-bottom: 12px; }

.gradient-text {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

p { font-size: 17px; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ═══════════════ COMPONENTS ═══════════════ */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  border: none;
}

.btn-lg { padding: 16px 32px; font-size: 17px; border-radius: 16px; }

.btn-primary {
  background: var(--accent-blue);
  color: #fff;
  box-shadow: 0 8px 16px rgba(0, 122, 255, 0.2);
}

.btn-primary:hover {
  background: var(--accent-blue-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(0, 122, 255, 0.3);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-glass);
  backdrop-filter: blur(20px);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  transform: translateY(-2px);
  border-color: var(--border-glass-hover);
}

/* Glass Cards (Milky White) */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(40px) saturate(180%);
  -webkit-backdrop-filter: blur(40px) saturate(180%);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--glass-shadow);
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-glass-hover);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.08), inset 0 1px 0 rgba(255, 255, 255, 1);
}

/* ═══════════════ HEADER ═══════════════ */
#site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: all 0.3s ease;
  padding: 20px 0;
}

#site-header.scrolled {
  padding: 12px 0;
  background: rgba(242, 242, 247, 0.8);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(0,0,0,0.05);
  box-shadow: 0 4px 20px rgba(0,0,0,0.03);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 24px;
  font-weight: 800;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.logo img {
  height: 40px;
  width: auto;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.1));
}

nav { display: flex; gap: 32px; align-items: center; }

nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  transition: color 0.2s ease;
}

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

.nav-cta {
  background: var(--text-primary);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: 20px;
}

.nav-cta:hover {
  background: #000;
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  background: none; border: none; cursor: pointer;
  flex-direction: column; gap: 5px;
}

.nav-toggle span {
  width: 24px; height: 2px; background: var(--text-primary);
  transition: 0.3s;
}

/* ═══════════════ SECTIONS ═══════════════ */
.section { padding: 120px 0; }

.section-header { text-align: center; margin-bottom: 64px; max-width: 700px; margin-inline: auto; }

.section-badge {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(0, 122, 255, 0.1);
  color: var(--accent-blue);
  border-radius: 20px;
  font-weight: 700;
  font-size: 13px;
  margin-bottom: 16px;
}

.section-title { margin-bottom: 20px; }
.section-subtitle { color: var(--text-secondary); font-size: 19px; }

/* ═══════════════ HERO ═══════════════ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 120px;
  text-align: center;
  position: relative;
}

.hero p {
  font-size: 22px;
  color: var(--text-secondary);
  max-width: 700px;
  margin: 24px auto 40px;
}

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

/* Hero Mascot / Visual */
.hero-visual {
  margin-top: 60px;
  position: relative;
  perspective: 1000px;
}

.hero-mascot-img {
  width: 100%;
  max-width: 400px;
  height: auto;
  animation: floatImage 6s ease-in-out infinite;
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.15));
}

@keyframes floatImage {
  0% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(2deg); }
  100% { transform: translateY(0) rotate(0deg); }
}

/* ═══════════════ FEATURES GRID ═══════════════ */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.feature-card { padding: 32px; }

.feature-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 24px;
}

.feature-icon.blue { background: rgba(0, 122, 255, 0.1); color: var(--accent-blue); }
.feature-icon.green { background: rgba(48, 209, 88, 0.1); color: var(--accent-green); }
.feature-icon.purple { background: rgba(175, 82, 222, 0.1); color: var(--accent-purple); }

.feature-card p {
  color: var(--text-secondary);
  font-size: 15px;
}

/* ═══════════════ PRICING ═══════════════ */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
  max-width: 900px;
  margin: 0 auto;
}

.pricing-card {
  position: relative;
  display: flex;
  flex-direction: column;
}

.pricing-card.featured {
  border-color: rgba(0, 122, 255, 0.3);
  box-shadow: 0 16px 40px rgba(0, 122, 255, 0.1);
}

.plan-name { font-size: 20px; font-weight: 700; color: var(--text-secondary); }

.price {
  font-size: 48px; font-weight: 800; color: var(--text-primary);
  margin: 16px 0;
  display: flex; align-items: flex-start;
}
.price .currency { font-size: 24px; margin-top: 8px; margin-right: 4px; }
.price .period { font-size: 16px; font-weight: 600; color: var(--text-muted); align-self: flex-end; margin-bottom: 12px; margin-left: 4px; }

.pricing-card ul {
  list-style: none; margin: 32px 0; flex: 1;
}

.pricing-card li {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 16px; font-size: 15px; font-weight: 500;
}

.pricing-card li svg {
  color: var(--accent-green);
  flex-shrink: 0;
}

.pricing-card .btn { margin-top: auto; width: 100%; }

/* ═══════════════ FOOTER ═══════════════ */
footer {
  padding: 80px 0 40px;
  border-top: 1px solid rgba(0,0,0,0.05);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 64px;
}

.footer-brand p {
  color: var(--text-secondary);
  margin-top: 16px;
  font-size: 15px;
}

.footer-col h4 {
  font-size: 16px; margin-bottom: 24px;
}

.footer-col a {
  display: block;
  color: var(--text-secondary);
  text-decoration: none;
  margin-bottom: 12px;
  font-size: 15px;
  transition: color 0.2s;
}

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

.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 32px; border-top: 1px solid rgba(0,0,0,0.05);
  color: var(--text-muted); font-size: 14px;
}

/* ═══════════════ RESPONSIVE ═══════════════ */
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero p { font-size: 18px; }
  h1 { font-size: 36px; }
}

@media (max-width: 768px) {
  nav {
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--bg-card); backdrop-filter: blur(40px);
    flex-direction: column; padding: 24px;
    clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
    transition: clip-path 0.4s ease;
  }
  
  nav.open { clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); border-bottom: 1px solid var(--border-glass); }
  
  .nav-toggle { display: flex; }
  .hero-buttons { flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
}

/* Animations */
.animate-on-scroll { opacity: 0; transform: translateY(30px); transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1); }
.animate-on-scroll.visible { opacity: 1; transform: translateY(0); }