@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --bg-primary: #ffffff; /* white */
  --bg-secondary: #f1f5f9; /* slate-100 */
  --text-main: #0f172a; /* slate-900 */
  --text-muted: #475569; /* slate-600 */
  --accent-color: #0f766e; /* teal-600 */
  --accent-gradient: linear-gradient(135deg, #34d399 0%, #065f46 100%);
  --card-bg: rgba(255, 255, 255, 0.9);
  --border-color: rgba(0, 0, 0, 0.1);
  --success: #10b981;
}

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

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navbar */
header {
  padding: 24px 0;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
}

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

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s ease;
  cursor: pointer;
  gap: 8px;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #fff;
  border: none;
  box-shadow: 0 4px 15px rgba(15, 118, 110, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(15, 118, 110, 0.6);
}

.btn-secondary {
  background: rgba(0, 0, 0, 0.05);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(0, 0, 0, 0.1);
  transform: translateY(-2px);
}

.btn svg {
  width: 20px;
  height: 20px;
}

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

/* Background effects */
.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  left: -10%;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, rgba(52, 211, 153, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  z-index: 0;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -20%;
  right: -10%;
  width: 40vw;
  height: 40vw;
  background: radial-gradient(circle, rgba(6, 95, 70, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  z-index: 0;
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-content h1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -1px;
}

.hero-content h1 span {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-content p {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 500px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-image {
  position: relative;
  display: flex;
  justify-content: center;
}

.iphone-mockup {
  position: relative;
  background: #111;
  border-radius: 44px;
  box-shadow: inset 0 0 0 10px #111, 0 25px 50px -12px rgba(0, 0, 0, 0.2);
  padding: 10px;
  width: fit-content;
  margin: 0 auto;
  animation: float 6s ease-in-out infinite;
}

.dynamic-island {
  position: absolute;
  top: 22px;
  left: 50%;
  transform: translateX(-50%);
  width: 90px;
  height: 25px;
  background-color: #111;
  border-radius: 20px;
  z-index: 10;
}

.iphone-mockup img {
  display: block;
  width: 100%;
  border-radius: 34px;
  overflow: hidden;
}

.hero-image .iphone-mockup img {
  max-width: 300px;
}

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

/* Features Section */
.features {
  padding: 100px 0;
  background-color: var(--bg-secondary);
  position: relative;
}

.section-title {
  text-align: center;
  margin-bottom: 64px;
}

.section-title h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 16px;
}

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

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

.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 32px;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: rgba(52, 211, 153, 0.5);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: rgba(15, 118, 110, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--accent-color);
}

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

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 12px;
}

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

/* App Showcase Section */
.showcase {
  padding: 120px 0;
}

.showcase-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  margin-bottom: 120px;
}

.showcase-row:last-child {
  margin-bottom: 0;
}

.showcase-row:nth-child(even) {
  direction: rtl;
}

.showcase-row:nth-child(even) > * {
  direction: ltr;
}

.showcase-content h3 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.showcase-content p {
  font-size: 1.125rem;
  color: var(--text-muted);
  margin-bottom: 32px;
}

.showcase-image {
  display: flex;
  justify-content: center;
}

.showcase-image .iphone-mockup {
  animation: none;
  transform: translateY(0);
}

.showcase-image .iphone-mockup img {
  max-width: 260px;
}

/* Download CTA */
.download-cta {
  background: var(--bg-secondary);
  padding: 100px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.download-cta::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(15, 118, 110, 0.1) 0%, transparent 60%);
  z-index: 0;
}

.cta-content {
  position: relative;
  z-index: 1;
  max-width: 600px;
  margin: 0 auto;
}

.cta-content h2 {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 24px;
}

.cta-content p {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 40px;
}

.price-tag {
  display: inline-block;
  background: rgba(16, 185, 129, 0.1);
  color: var(--success);
  padding: 8px 16px;
  border-radius: 50px;
  font-weight: 600;
  margin-bottom: 24px;
  border: 1px solid rgba(16, 185, 129, 0.2);
}

/* Footer */
footer {
  background: var(--bg-primary);
  padding: 48px 0;
  border-top: 1px solid var(--border-color);
  text-align: center;
}

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

/* Responsive */
@media (max-width: 992px) {
  .hero .container, .showcase-row {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 48px;
  }
  
  .showcase-row:nth-child(even) {
    direction: ltr;
  }
  
  .hero-content p {
    margin: 0 auto 40px;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .hero-content h1 {
    font-size: 2.75rem;
  }
}

@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 2.25rem;
  }
  
  .hero {
    padding: 120px 0 80px;
  }
  
  .cta-content h2 {
    font-size: 2.25rem;
  }
}