@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@100;400;500;600;700&display=swap');

:root {
  /* Core */
  --color-bg: #121212;
  --color-surface: #212121;
  --color-shimmer: #2b2b2b;
  --color-text-primary: #e0e0e0;
  --color-text-muted: #999999;
  --color-white: #ffffff;

  /* Brand Gradient */
  --color-grad-blue: #77a6e2;
  --color-grad-magenta: #fd03c6;
  --color-grad-coral: #fc6950;

  /* Accent */
  --color-accent: #fd03c6;

  /* Borders */
  --color-border-subtle: #262626;
  --color-border-muted: #333333;

  /* Gradients */
  --gradient-brand: linear-gradient(225deg, #fc6950, #fd03c6);
  --gradient-shade-up: linear-gradient(to top, #121212, transparent);
  --gradient-shade-down: linear-gradient(to bottom, #121212, transparent);
  --gradient-overlay: linear-gradient(to top, rgba(0, 0, 0, 0.4), transparent);

  /* Typography */
  --font-primary: "Poppins", sans-serif;
  
  /* Web Typography Scales */
  --text-hero-title: 800 4rem/1.1 var(--font-primary);
  --text-hero-subtitle: 400 1.25rem/1.6 var(--font-primary);
  --text-section-title: 700 2.75rem/1.2 var(--font-primary);
  --text-big-title: 700 1.375rem/1.4 var(--font-primary);
  --text-title: 600 1.125rem/1.4 var(--font-primary);
  --text-subtitle: 400 0.8125rem/1.5 var(--font-primary);
  --text-button: 500 0.9375rem/1 var(--font-primary);
  --text-chip: 500 0.8125rem/1 var(--font-primary);
  
  /* Dimensions */
  --max-width: 1200px;
  --section-padding: 5rem 2rem;
  --border-radius-btn: 0.75rem;
  --border-radius-card: 1rem;
}

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

html {
  scroll-behavior: smooth;
}

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

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

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

ul {
  list-style: none;
}

/* Layout */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

section {
  padding: var(--section-padding);
}

/* Components */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font: var(--text-button);
  border: none;
  border-radius: var(--border-radius-btn);
  padding: 14px 28px;
  cursor: pointer;
  transition: transform 0.2s ease, opacity 0.2s ease;
  text-align: center;
}

.btn:hover {
  transform: translateY(-2px);
  opacity: 0.9;
}

.btn-primary {
  background: var(--gradient-brand);
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-primary:hover {
  filter: brightness(1.1);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
}

.btn-icon {
  width: 42px;
  height: 42px;
  border: 2px solid var(--color-text-primary);
  border-radius: 12px;
  background: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  color: var(--color-text-primary);
}

/* Typography Classes */
.text-hero-title { font: var(--text-hero-title); margin-bottom: 1rem; letter-spacing: -0.03em; }
.text-hero-subtitle { font: var(--text-hero-subtitle); color: var(--color-text-muted); margin-bottom: 2rem; max-width: 600px;}
.text-section-title { font: var(--text-section-title); margin-bottom: 1rem; text-align: center; letter-spacing: -0.02em; }
.text-section-subtitle { font: var(--text-hero-subtitle); color: var(--color-text-muted); text-align: center; margin-bottom: 3.5rem; max-width: 700px; margin-inline: auto; }
.text-gradient {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Header/Nav */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 1.25rem 0;
  z-index: 100;
  background: rgba(18, 18, 18, 0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font: var(--text-title);
  font-weight: 700;
}

.logo img {
  width: 40px;
  height: 40px;
  border-radius: 12px; /* Squircle approximation */
}

/* Hero Section */
.hero {
  padding-top: 10rem;
  padding-bottom: 6rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -10%;
  left: -5%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(253,3,198,0.2) 0%, rgba(18,18,18,0) 70%);
  z-index: -1;
  border-radius: 50%;
  filter: blur(60px);
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -20%;
  right: -5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(119,166,226,0.15) 0%, rgba(18,18,18,0) 70%);
  z-index: -1;
  border-radius: 50%;
  filter: blur(60px);
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  z-index: 1;
}

.hero-badges {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
}

.hero-badges img {
  height: 48px;
}

.hero-mockup {
  position: relative;
  perspective: 1000px;
}

.hero-mockup img {
  border-radius: 2rem; /* Device border radius */
  transform: rotateY(-15deg) rotateX(5deg);
  transition: transform 0.5s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-mockup:hover img {
  transform: rotateY(-5deg) rotateX(2deg);
}

/* Features Grid */
.features {
  background: var(--color-bg);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: rgba(33, 33, 33, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius-card);
  padding: 2.5rem 2rem;
  text-align: left;
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), border-color 0.4s ease, background-color 0.4s ease;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: radial-gradient(circle at top right, rgba(253, 3, 198, 0.05), transparent 60%);
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 0;
  pointer-events: none;
}

.feature-card > * {
  position: relative;
  z-index: 1;
}

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

.feature-card:hover {
  transform: translateY(-8px);
  border-color: rgba(253, 3, 198, 0.6);
  background: rgba(33, 33, 33, 0.8);
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 1rem;
  background: rgba(253, 3, 198, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--color-accent);
}

.feature-icon svg {
  width: 28px;
  height: 28px;
}

.feature-card h3 {
  font: var(--text-title);
  margin-bottom: 0.5rem;
}

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

/* Showcase Section */
.showcase {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border-subtle);
  border-bottom: 1px solid var(--color-border-subtle);
  overflow: hidden;
}

.showcase-grid {
  display: flex;
  gap: 1.5rem;
  padding: 2rem 0;
  width: max-content;
  animation: scrollX 40s linear infinite;
}

.showcase-grid:hover {
  animation-play-state: paused;
}

.showcase-item {
  width: 280px;
  height: 560px; /* Approx phone aspect ratio */
  border-radius: 1.5rem;
  overflow: hidden;
  position: relative;
  flex-shrink: 0;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.showcase-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@keyframes scrollX {
  0% { transform: translateX(0); }
  100% { transform: translateX(calc(-50% - 0.75rem)); }
}

/* CTA Section */
.cta-banner {
  margin: 6rem auto;
  max-width: 1000px;
  background: linear-gradient(135deg, rgba(252, 105, 80, 0.9), rgba(253, 3, 198, 0.9));
  border-radius: 2rem;
  padding: 5rem 3rem;
  text-align: center;
  color: var(--color-white);
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI0IiBoZWlnaHQ9IjQiPjxyZWN0IHdpZHRoPSI0IiBoZWlnaHQ9IjQiIGZpbGw9IiNmZmYiIGZpbGwtb3BhY2l0eT0iMC4wNSIvPjwvc3ZnPg==');
  opacity: 0.5;
  pointer-events: none;
}

.cta-banner h2 {
  font: var(--text-section-title);
  margin-bottom: 1rem;
}

.cta-banner p {
  font: var(--text-hero-subtitle);
  color: rgba(255, 255, 255, 0.9);
  max-width: 600px;
  margin: 0 auto 2rem;
}

.cta-banner .btn {
  background: var(--color-bg);
  color: var(--color-white);
}

.cta-banner .btn:hover {
  background: var(--color-surface);
}

/* Footer */
.footer {
  padding: 4rem 0 2rem;
  border-top: 1px solid var(--color-border-subtle);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

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

.footer-links a {
  font: var(--text-subtitle);
  color: var(--color-text-muted);
  transition: color 0.2s ease;
}

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

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border-subtle);
  font: var(--text-subtitle);
  color: var(--color-text-muted);
}

/* Privacy Policy Content */
.privacy-content {
  max-width: 800px;
  margin: 8rem auto 4rem;
}

.privacy-content h1 {
  font: var(--text-hero-title);
  margin-bottom: 0.5rem;
}

.privacy-content .last-updated {
  font: var(--text-subtitle);
  color: var(--color-text-muted);
  margin-bottom: 3rem;
  display: block;
}

.privacy-content h2 {
  font: var(--text-title);
  margin: 2.5rem 0 1rem;
  color: var(--color-accent);
}

.privacy-content p {
  margin-bottom: 1.5rem;
  color: var(--color-text-primary);
}

.privacy-content ul {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: 1.5rem;
}

.privacy-content li {
  margin-bottom: 0.5rem;
}

/* Animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

/* Responsive */
@media (max-width: 992px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .text-hero-title {
    font-size: 2.5rem;
  }
  
  .hero-mockup img {
    transform: none;
    max-width: 300px;
    margin: 0 auto;
  }
  
  .hero-mockup:hover img {
    transform: translateY(-10px);
  }
}

@media (max-width: 768px) {
  .footer-content {
    flex-direction: column;
    gap: 2rem;
  }
  
  .text-section-title {
    font-size: 2rem;
  }
  
  .cta-banner {
    padding: 3rem 1.5rem;
    border-radius: 1rem;
  }
}