:root {
  --bg-color: #4A90E2;
  --main-color: #f7f9fc;
  --text-color: #2c3e50;
  --accent-color: #2c5f8d;
  --highlight-color: #4A90E2;
  --teal-accent: #5fb3b3;
}

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

body {
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--main-color);
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, #4A90E2 0%, #2c5f8d 100%);
  color: white;
  padding: 80px 20px 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-text {
  text-align: left;
}

.app-icon {
  width: 80px;
  height: 80px;
  border-radius: 18px;
  margin-bottom: 20px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.hero h1 {
  font-size: 3.5em;
  margin-bottom: 20px;
  font-weight: 700;
  color: white;
}

.hero p {
  font-size: 1.5em;
  margin-bottom: 40px;
  color: rgba(255,255,255,0.9);
}

/* Phone Mockup */
.phone-mockup {
  position: relative;
  width: 270px;
  margin: 0 auto;
}

.phone-frame {
  width: 100%;
  aspect-ratio: 9/19.5;
  background: #1a1a1a;
  border-radius: 50px;
  padding: 12px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  position: relative;
}

.phone-screen {
  width: 100%;
  height: 100%;
  background: transparent;
  border-radius: 42px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: white;
  position: relative;
}

/* Screenshot Carousel */
.screenshot-carousel {
  width: 100%;
  height: 100%;
  position: relative;
}

.carousel-slide {
  width: 100%;
  height: 100%;
  object-fit: fill;
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  transition: opacity 0.5s ease-in-out;
}

.carousel-slide.active {
  opacity: 1;
}

/* Carousel Dots */
.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 20px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(74, 144, 226, 0.3);
  cursor: pointer;
  transition: all 0.3s ease;
}

.dot.active {
  background: #4A90E2;
  transform: scale(1.2);
}

.dot:hover {
  background: rgba(74, 144, 226, 0.6);
}

/* Buttons */
.app-store-badge {
  display: inline-block;
  background: white;
  color: var(--highlight-color);
  padding: 15px 40px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.2em;
  transition: transform 0.2s, background-color 0.2s;
}

.app-store-badge:hover {
  transform: scale(1.05);
  background: rgba(255,255,255,0.9);
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 20px;
}

/* Section Titles */
.section-title {
  text-align: center;
  font-size: 2.5em;
  margin-bottom: 20px;
  color: var(--accent-color);
  font-weight: 700;
}

.section-subtitle {
  text-align: center;
  font-size: 1.2em;
  color: var(--highlight-color);
  margin-bottom: 60px;
}

/* Features */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
  margin-top: 40px;
}

.feature {
  text-align: center;
  padding: 30px;
  background: white;
  border-radius: 15px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  transition: transform 0.2s;
}

.feature:hover {
  transform: translateY(-5px);
}

.feature-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--highlight-color);
}

.feature h3 {
  font-size: 1.5em;
  margin-bottom: 15px;
  color: var(--accent-color);
  font-weight: 700;
}

.feature p {
  color: var(--text-color);
  font-size: 1.1em;
}

/* Use Cases Section */
.use-cases {
  background: linear-gradient(135deg, #4A90E2 0%, #2c5f8d 100%);
  padding: 80px 20px;
}

.use-case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  max-width: 900px;
  margin: 0 auto;
  margin-top: 40px;
}

.use-case {
  height: 100px;
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-color);
  background: white;
  font-weight: 600;
  font-size: 1.2em;
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
  transition: transform 0.2s;
  padding: 20px;
  text-align: center;
}

.use-case:hover {
  transform: scale(1.05);
}

/* Header (for content pages) */
.header {
  background: linear-gradient(135deg, #4A90E2 0%, #2c5f8d 100%);
  color: white;
  padding: 60px 20px;
  text-align: center;
}

.header h1 {
  font-size: 2.5em;
  margin-bottom: 10px;
  font-weight: 700;
  color: white;
}

.header p {
  font-size: 1.2em;
  color: rgba(255,255,255,0.9);
}

/* Content Page Styles */
h2 {
  color: var(--accent-color);
  margin-top: 40px;
  margin-bottom: 20px;
  font-size: 1.8em;
  font-weight: 700;
}

h3 {
  color: var(--text-color);
  margin-top: 30px;
  margin-bottom: 15px;
  font-size: 1.3em;
  font-weight: 600;
}

p {
  margin-bottom: 15px;
  color: var(--text-color);
}

ul {
  margin-left: 30px;
  margin-bottom: 20px;
}

li {
  margin-bottom: 10px;
  color: var(--text-color);
}

strong {
  color: var(--accent-color);
}

.effective-date {
  font-style: italic;
  color: var(--highlight-color);
  margin-bottom: 40px;
}

/* Support Page Specific */
.intro {
  text-align: center;
  margin-bottom: 60px;
  padding: 40px;
  background: white;
  border-radius: 15px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.intro h2 {
  color: var(--accent-color);
  font-size: 2em;
  margin-bottom: 15px;
  font-weight: 700;
  margin-top: 0;
}

.intro p {
  font-size: 1.2em;
  color: var(--highlight-color);
}

.support-sections {
  display: grid;
  gap: 30px;
}

.support-section {
  background: white;
  padding: 40px;
  border-radius: 15px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.support-section h2 {
  color: var(--accent-color);
  font-size: 1.8em;
  margin-bottom: 20px;
  margin-top: 0;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 15px;
}

.support-section-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #4A90E2 0%, #2c5f8d 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: white;
}

.contact-box {
  background: linear-gradient(135deg, #4A90E210 0%, #2c5f8d10 100%);
  padding: 30px;
  border-radius: 12px;
  margin-top: 20px;
  text-align: center;
}

.contact-box a {
  color: var(--accent-color);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.2em;
}

.contact-box a:hover {
  text-decoration: underline;
}

.faq-item {
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid #e0e0e0;
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-question {
  font-weight: 700;
  color: var(--accent-color);
  margin-bottom: 10px;
  font-size: 1.1em;
}

.faq-answer {
  color: var(--text-color);
}

/* Footer */
footer {
  background: var(--accent-color);
  color: white;
  text-align: center;
  padding: 40px 20px;
}

footer a {
  color: white;
  text-decoration: none;
  margin: 0 15px;
  font-weight: 600;
}

footer a:hover {
  text-decoration: underline;
}

/* Media Queries */
@media (max-width: 768px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-text {
    text-align: center;
  }

  .hero h1 {
    font-size: 2.5em;
  }

  .hero p {
    font-size: 1.2em;
  }

  .features {
    grid-template-columns: 1fr;
  }

  .phone-mockup {
    max-width: 280px;
  }

  .use-case-grid {
    grid-template-columns: 1fr;
  }
}