/* =====================================================
   PLAY TVI - Modern Website Styles
   Design: Dark theme with purple gradients
   ===================================================== */

/* CSS Variables */
:root {
  /* Colors */
  --primary: #9333ea;
  --primary-light: #a855f7;
  --primary-dark: #7c3aed;
  --secondary: #06b6d4;
  --accent: #f59e0b;
  --success: #10b981;
  --danger: #ef4444;
  
  /* Background colors */
  --bg-dark: #0f0f1a;
  --bg-darker: #0a0a12;
  --bg-card: #1a1a2e;
  --bg-card-hover: #232340;
  
  /* Text colors */
  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #9333ea 0%, #7c3aed 50%, #6366f1 100%);
  --gradient-hero: linear-gradient(135deg, #0f0f1a 0%, #1a1a2e 50%, #16162a 100%);
  --gradient-card: linear-gradient(145deg, #1a1a2e 0%, #232340 100%);
  --gradient-glow: radial-gradient(ellipse at center, rgba(147, 51, 234, 0.15) 0%, transparent 70%);
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px rgba(147, 51, 234, 0.3);
  
  /* Border radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Font families */
  --font-primary: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Clash Display', var(--font-primary);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 65ch;
}

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

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

/* Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Utility Classes */
.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }

/* =====================================================
   HEADER & NAVIGATION
   ===================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: var(--transition-normal);
}

.header.scrolled {
  background: rgba(15, 15, 26, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(147, 51, 234, 0.1);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.5rem;
  font-weight: 700;
}

.logo img {
  height: 45px;
  width: auto;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
}

.nav-menu a {
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 0.5rem 0;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: var(--transition-fast);
}

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

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

.nav-buttons {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
}

.mobile-toggle span {
  width: 25px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition-fast);
}

/* =====================================================
   BUTTONS
   ===================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-normal);
  text-decoration: none;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 60px rgba(147, 51, 234, 0.4);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--primary);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.btn-outline:hover {
  border-color: var(--primary);
  background: rgba(147, 51, 234, 0.1);
}

.btn-large {
  padding: 1.125rem 2.5rem;
  font-size: 1.125rem;
}

.btn-small {
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
}

/* =====================================================
   HERO SECTION
   ===================================================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 8rem 0 4rem;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 150%;
  height: 100%;
  background: var(--gradient-glow);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  top: 20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(147, 51, 234, 0.2) 0%, transparent 70%);
  filter: blur(60px);
  pointer-events: none;
  animation: float 8s ease-in-out infinite;
}

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

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-text {
  animation: fadeInUp 0.8s ease-out;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(147, 51, 234, 0.15);
  border: 1px solid rgba(147, 51, 234, 0.3);
  border-radius: 50px;
  font-size: 0.875rem;
  color: var(--primary-light);
  margin-bottom: 1.5rem;
}

.hero-badge svg {
  width: 18px;
  height: 18px;
}

.hero h1 {
  margin-bottom: 1.5rem;
}

.hero h1 span {
  display: block;
}

.hero-description {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.hero-stats {
  display: flex;
  gap: 3rem;
}

.stat-item {
  text-align: left;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* Hero Image */
.hero-image {
  position: relative;
  animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

.hero-image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.hero-image::before {
  content: '';
  position: absolute;
  inset: -20px;
  background: var(--gradient-primary);
  border-radius: var(--radius-xl);
  opacity: 0.1;
  filter: blur(40px);
  z-index: -1;
}

/* Floating Elements */
.floating-card {
  position: absolute;
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  box-shadow: var(--shadow-md);
  animation: floatCard 4s ease-in-out infinite;
}

.floating-card.card-1 {
  bottom: 20%;
  left: -10%;
  animation-delay: 0s;
}

.floating-card.card-2 {
  top: 20%;
  right: -5%;
  animation-delay: 1s;
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-15px); }
}

.floating-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.floating-icon.green { background: rgba(16, 185, 129, 0.2); color: var(--success); }
.floating-icon.purple { background: rgba(147, 51, 234, 0.2); color: var(--primary-light); }
.floating-icon.yellow { background: rgba(245, 158, 11, 0.2); color: var(--accent); }

/* =====================================================
   FEATURES SECTION
   ===================================================== */
.features {
  padding: 6rem 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-tag {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: rgba(147, 51, 234, 0.1);
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.section-header h2 {
  margin-bottom: 1rem;
}

.section-header p {
  margin: 0 auto;
}

/* Feature Cards Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.feature-card {
  background: var(--gradient-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: var(--transition-normal);
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: rgba(147, 51, 234, 0.3);
  box-shadow: var(--shadow-glow);
}

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

.feature-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
  background: rgba(147, 51, 234, 0.1);
  color: var(--primary-light);
}

.feature-card h4 {
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.feature-card p {
  font-size: 1rem;
  color: var(--text-muted);
}

/* Feature Icons Variations */
.feature-icon.cyan { background: rgba(6, 182, 212, 0.1); color: var(--secondary); }
.feature-icon.green { background: rgba(16, 185, 129, 0.1); color: var(--success); }
.feature-icon.yellow { background: rgba(245, 158, 11, 0.1); color: var(--accent); }
.feature-icon.red { background: rgba(239, 68, 68, 0.1); color: var(--danger); }

/* =====================================================
   SCREENSHOTS SECTION
   ===================================================== */
.screenshots {
  padding: 6rem 0;
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-darker) 100%);
}

.screenshots-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  margin-top: 3rem;
}

.screenshots-showcase.reverse {
  direction: rtl;
}

.screenshots-showcase.reverse > * {
  direction: ltr;
}

.screenshot-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.screenshot-image img {
  width: 100%;
  transition: var(--transition-slow);
}

.screenshot-image:hover img {
  transform: scale(1.02);
}

.screenshot-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(147, 51, 234, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.screenshot-content {
  padding: 2rem 0;
}

.screenshot-content h3 {
  margin-bottom: 1rem;
}

.screenshot-content p {
  margin-bottom: 1.5rem;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  color: var(--text-secondary);
}

.feature-list li svg {
  width: 22px;
  height: 22px;
  color: var(--success);
  flex-shrink: 0;
  margin-top: 2px;
}

/* =====================================================
   PRICING SECTION
   ===================================================== */
.pricing {
  padding: 6rem 0;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.pricing-card {
  background: var(--gradient-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  position: relative;
  transition: var(--transition-normal);
}

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

.pricing-card.featured {
  border-color: var(--primary);
  transform: scale(1.05);
}

.pricing-card.featured::before {
  content: 'Popular';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-primary);
  padding: 0.375rem 1.25rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pricing-card.featured:hover {
  transform: scale(1.05) translateY(-5px);
}

.pricing-header {
  text-align: center;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.plan-name {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.plan-name span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.plan-name span.green { background: var(--success); }
.plan-name span.blue { background: var(--secondary); }
.plan-name span.red { background: var(--danger); }

.plan-price {
  font-size: 3rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
  margin: 1rem 0 0.5rem;
}

.plan-price sup {
  font-size: 1.25rem;
  vertical-align: super;
}

.plan-period {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.pricing-features {
  list-style: none;
  margin-bottom: 2rem;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.pricing-features li:last-child {
  border-bottom: none;
}

.pricing-features li svg {
  width: 18px;
  height: 18px;
  color: var(--success);
  flex-shrink: 0;
}

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

/* =====================================================
   TESTIMONIALS SECTION
   ===================================================== */
.testimonials {
  padding: 6rem 0;
  background: var(--bg-darker);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition-normal);
}

.testimonial-card:hover {
  border-color: rgba(147, 51, 234, 0.3);
}

.testimonial-rating {
  display: flex;
  gap: 0.25rem;
  margin-bottom: 1rem;
}

.testimonial-rating svg {
  width: 18px;
  height: 18px;
  color: var(--accent);
  fill: var(--accent);
}

.testimonial-text {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.author-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 1.25rem;
}

.author-info h5 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.author-info span {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* =====================================================
   CTA SECTION
   ===================================================== */
.cta {
  padding: 6rem 0;
}

.cta-box {
  background: var(--gradient-primary);
  border-radius: var(--radius-xl);
  padding: 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -30%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.cta-box h2 {
  color: white;
  margin-bottom: 1rem;
  position: relative;
}

.cta-box p {
  color: rgba(255, 255, 255, 0.9);
  margin: 0 auto 2rem;
  font-size: 1.25rem;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  position: relative;
}

.cta-buttons .btn-primary {
  background: white;
  color: var(--primary-dark);
  box-shadow: var(--shadow-md);
}

.cta-buttons .btn-primary:hover {
  background: rgba(255, 255, 255, 0.9);
}

.cta-buttons .btn-outline {
  border-color: rgba(255, 255, 255, 0.5);
  color: white;
}

.cta-buttons .btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: white;
}

/* =====================================================
   FOOTER
   ===================================================== */
.footer {
  background: var(--bg-darker);
  padding: 4rem 0 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  margin: 1rem 0 1.5rem;
  font-size: 0.95rem;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.footer-social a:hover {
  background: var(--primary);
  color: white;
}

.footer-links h5 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}

.footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.95rem;
}

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

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom p {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.footer-bottom-links {
  display: flex;
  gap: 2rem;
}

.footer-bottom-links a {
  font-size: 0.875rem;
  color: var(--text-muted);
}

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

/* =====================================================
   WHATSAPP BUTTON
   ===================================================== */
.whatsapp-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 60px;
  height: 60px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.75rem;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: var(--transition-normal);
  z-index: 999;
  animation: pulse-whatsapp 2s infinite;
}

.whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

@keyframes pulse-whatsapp {
  0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 4px 40px rgba(37, 211, 102, 0.6); }
}

/* =====================================================
   PAGE HERO (Internal Pages)
   ===================================================== */
.page-hero {
  padding: 10rem 0 4rem;
  background: var(--gradient-hero);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 150%;
  height: 100%;
  background: var(--gradient-glow);
  pointer-events: none;
}

.page-hero h1 {
  margin-bottom: 1rem;
  position: relative;
}

.page-hero p {
  margin: 0 auto;
  font-size: 1.25rem;
  position: relative;
}

/* =====================================================
   RESPONSIVE DESIGN
   ===================================================== */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-text {
    order: 1;
  }
  
  .hero-image {
    order: 2;
    max-width: 600px;
    margin: 0 auto;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .screenshots-showcase {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .screenshots-showcase.reverse {
    direction: ltr;
  }
  
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
  }
  
  .pricing-card.featured {
    transform: none;
  }
  
  .pricing-card.featured:hover {
    transform: translateY(-5px);
  }
  
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(15, 15, 26, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 2rem;
    gap: 1rem;
    border-bottom: 1px solid rgba(147, 51, 234, 0.1);
  }
  
  .nav-menu.active {
    display: flex;
  }
  
  .mobile-toggle {
    display: flex;
  }
  
  .nav-buttons {
    display: none;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 1.5rem;
  }
  
  .stat-item {
    text-align: center;
  }
  
  .cta-box {
    padding: 3rem 1.5rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-social {
    justify-content: center;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .floating-card {
    display: none;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  
  .container {
    padding: 0 1rem;
  }
  
  .btn-large {
    padding: 1rem 1.5rem;
    font-size: 1rem;
  }
}

/* =====================================================
   ANIMATIONS
   ===================================================== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.slide-in-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.slide-in-right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Staggered animations */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }