@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

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

:root {
  /* Colors - Light Mode */
  --bg-color: #F8FAFC;
  --surface-color: #FFFFFF;
  --primary-color: #4F46E5;
  --secondary-color: #7C3AED;
  --text-main: #0F172A;
  --text-muted: #64748B;
  --accent-color: #10B981;
  --border-color: #E2E8F0;

  /* Typography */
  --font-family: 'Plus Jakarta Sans', sans-serif;
  
  /* Radii */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-soft: 0 4px 20px -2px rgba(79, 70, 229, 0.1);
  --shadow-hover: 0 10px 25px -5px rgba(79, 70, 229, 0.15), 0 8px 10px -6px rgba(79, 70, 229, 0.1);
  --shadow-button: 0 4px 14px 0 rgba(79, 70, 229, 0.3);
  --shadow-glow: 0 0 20px rgba(79, 70, 229, 0.5);
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  --gradient-bg: linear-gradient(180deg, #E0E7FF 0%, var(--bg-color) 100%);
}

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

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

/* Background Blobs */
.bg-blobs {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  overflow: hidden;
  z-index: -1;
  pointer-events: none;
}
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.3;
  animation: pulse 8s infinite alternate;
}
.blob-1 {
  width: 500px; height: 500px;
  background: var(--primary-color);
  top: -10%; left: -10%;
}
.blob-2 {
  width: 400px; height: 400px;
  background: var(--secondary-color);
  top: 40%; right: -5%;
  animation-delay: 2s;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 0.2; }
  100% { transform: scale(1.1); opacity: 0.4; }
}

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

/* Navigation */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 1rem 1.5rem;
  z-index: 1000;
  border-bottom: 1px solid var(--border-color);
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-main);
}

.logo img {
  width: 40px; height: 40px;
  border-radius: var(--radius-md);
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  font-weight: 500;
  transition: color 0.2s;
}

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

/* Buttons */
.btn {
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease-out;
}

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px 0 rgba(79, 70, 229, 0.4);
}

.btn-secondary {
  background: var(--surface-color);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-soft);
}

.btn-secondary:hover {
  background: #F8FAFC;
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

/* Section Containers */
section {
  position: relative;
  padding: 6rem 1.5rem;
}
.section-container {
  max-width: 1280px;
  margin: 0 auto;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 8rem;
}

.hero-container {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(79, 70, 229, 0.1);
  color: var(--primary-color);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.hero-content h1 {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.hero-content p {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 540px;
}

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

/* Isometric Phone Frame */
.hero-visual {
  perspective: 2000px;
  display: flex;
  justify-content: center;
}

.phone-isometric {
  width: 300px;
  height: 620px;
  background: #0F172A;
  border-radius: 44px;
  padding: 10px;
  transform: rotateX(5deg) rotateY(-12deg);
  box-shadow: var(--shadow-hover);
  transition: transform 0.5s ease-out;
  position: relative;
}

.phone-isometric:hover {
  transform: rotateX(2deg) rotateY(-8deg) translateY(-10px);
}

.phone-screen {
  width: 100%;
  height: 100%;
  background: var(--surface-color);
  border-radius: 36px;
  overflow: hidden;
}

.app-screenshot {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Features */
.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.section-header p {
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--surface-color);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-soft);
  transition: all 0.3s ease;
}

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

.feature-icon {
  width: 64px;
  height: 64px;
  background: rgba(79, 70, 229, 0.1);
  color: var(--primary-color);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.feature-icon .material-symbols-outlined {
  font-size: 2rem;
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

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

/* Mockups / Benefits Section */
.benefits {
  background: var(--surface-color);
  overflow: hidden;
}

.benefits-grid {
  display: flex;
  flex-direction: column;
  gap: 6rem;
}

.benefit-row {
  display: flex;
  align-items: center;
  gap: 4rem;
}

.benefit-row:nth-child(even) {
  flex-direction: row-reverse;
}

.benefit-content {
  flex: 1;
}

.benefit-content h3 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.benefit-content p {
  font-size: 1.125rem;
  color: var(--text-muted);
}

.benefit-visual {
  flex: 1;
  perspective: 2000px;
  display: flex;
  justify-content: center;
}

.mockup-container {
  width: 280px;
  border-radius: 36px;
  box-shadow: var(--shadow-hover);
  overflow: hidden;
  transform: rotateY(6deg) rotateX(4deg);
  transition: transform 0.5s ease-out;
  border: 8px solid #0F172A;
  background: #0F172A;
}
.benefit-row:nth-child(even) .mockup-container {
  transform: rotateY(-6deg) rotateX(4deg);
}
.mockup-container:hover {
  transform: rotateY(0deg) rotateX(0deg) scale(1.05);
}

.mockup-container img {
  width: 100%;
  display: block;
  border-radius: 28px;
}

/* How It Works */
.how-it-works {
  background: var(--bg-color);
}
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  text-align: center;
}
.step {
  padding: 2rem;
}
.step-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  background: var(--surface-color);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-soft);
  color: var(--primary-color);
}
.step-icon .material-symbols-outlined {
  font-size: 2.5rem;
}
.step h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.step p {
  color: var(--text-muted);
}

/* CTA Section */
.cta {
  background: #0F172A;
  color: white;
  text-align: center;
}
.cta-container {
  max-width: 800px;
  margin: 0 auto;
}
.cta h2 {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
}
.cta p {
  font-size: 1.25rem;
  color: #94A3B8;
  margin-bottom: 2.5rem;
}
.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

/* Footer */
footer {
  background: var(--surface-color);
  padding: 4rem 1.5rem;
  border-top: 1px solid var(--border-color);
  text-align: center;
}
.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
}
.footer-logo img {
  width: 32px; height: 32px;
  border-radius: 8px;
}
.footer-links {
  display: flex;
  gap: 2rem;
  justify-content: center;
  margin-bottom: 2rem;
}
.footer-links a {
  color: var(--text-muted);
  transition: color 0.2s;
}
.footer-links a:hover {
  color: var(--primary-color);
}
.footer-bottom {
  color: #94A3B8;
  font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 1024px) {
  .hero-content h1 { font-size: 3rem; }
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-content p { margin: 0 auto 2rem; }
  .hero-buttons { justify-content: center; }
  .hero-visual { order: -1; }
  
  .benefit-row, .benefit-row:nth-child(even) {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hero-content h1 { font-size: 2.5rem; }
  .steps { grid-template-columns: 1fr; }
  .cta h2 { font-size: 2rem; }
  .cta-buttons { flex-direction: column; }
}