/* VoicePlayerPro.com - Main Stylesheet */

/* ===== CSS Reset & Base Styles ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-orange: #FF6B35;
  --primary-turquoise: #00D9C0;
  --dark-text: #11181C;
  --light-text: #687076;
  --bg-light: #FFFFFF;
  --bg-gray: #F5F7FA;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: var(--dark-text);
  background: var(--bg-light);
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 {
  font-size: 3rem;
  background: linear-gradient(135deg, var(--primary-orange), var(--primary-turquoise));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2 {
  font-size: 2.5rem;
}

h3 {
  font-size: 1.75rem;
}

p {
  margin-bottom: 1rem;
  color: var(--light-text);
  font-size: 1.125rem;
  line-height: 1.8;
}

/* ===== Header & Navigation ===== */
header {
  background: var(--bg-light);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 1000;
}

nav {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary-orange), var(--primary-turquoise));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.nav-links a {
  color: var(--dark-text);
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  transition: all 0.3s ease;
}

.nav-links a:hover {
  background: linear-gradient(135deg, var(--primary-orange), var(--primary-turquoise));
  color: white;
  transform: translateY(-2px);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--dark-text);
}

/* ===== Hero Section ===== */
.hero {
  background: linear-gradient(135deg, rgba(255, 107, 53, 0.1), rgba(0, 217, 192, 0.1));
  padding: 6rem 2rem;
  text-align: center;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
}

.hero p {
  font-size: 1.5rem;
  margin-bottom: 2rem;
  color: var(--light-text);
}

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

.btn {
  padding: 1rem 2rem;
  border-radius: 50px;
  font-size: 1.125rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  display: inline-block;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-orange), var(--primary-turquoise));
  color: white;
  box-shadow: var(--shadow);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: white;
  color: var(--primary-orange);
  border: 2px solid var(--primary-orange);
}

.btn-secondary:hover {
  background: var(--primary-orange);
  color: white;
}

/* ===== Sections ===== */
section {
  padding: 5rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
}

.section-title h2 {
  background: linear-gradient(135deg, var(--primary-orange), var(--primary-turquoise));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== Features Grid ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.feature-card {
  background: white;
  padding: 2rem;
  border-radius: 16px;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
  text-align: center;
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--primary-orange), var(--primary-turquoise));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.feature-card h3 {
  color: var(--dark-text);
  margin-bottom: 1rem;
}

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

/* ===== Stats Section ===== */
.stats {
  background: linear-gradient(135deg, var(--primary-orange), var(--primary-turquoise));
  color: white;
  text-align: center;
  padding: 4rem 2rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 2rem auto 0;
}

.stat-item h3 {
  font-size: 3rem;
  color: white;
  margin-bottom: 0.5rem;
}

.stat-item p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.125rem;
}

/* ===== Download Section ===== */
.download-section {
  background: var(--bg-gray);
  text-align: center;
}

.download-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.step {
  background: white;
  padding: 2rem;
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.step-number {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary-orange), var(--primary-turquoise));
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 auto 1rem;
}

.step h3 {
  color: var(--dark-text);
  margin-bottom: 0.5rem;
}

.step p {
  color: var(--light-text);
  font-size: 1rem;
}

/* ===== FAQ Section ===== */
.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: white;
  padding: 1.5rem;
  margin-bottom: 1rem;
  border-radius: 12px;
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: all 0.3s ease;
}

.faq-item:hover {
  box-shadow: var(--shadow-lg);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  color: var(--dark-text);
  font-size: 1.125rem;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  color: var(--light-text);
  margin-top: 1rem;
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-toggle {
  font-size: 1.5rem;
  transition: transform 0.3s ease;
}

.faq-item.active .faq-toggle {
  transform: rotate(45deg);
}

/* ===== Footer ===== */
footer {
  background: var(--dark-text);
  color: white;
  padding: 3rem 2rem 1rem;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3 {
  color: white;
  margin-bottom: 1rem;
}

.footer-section p,
.footer-section a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  line-height: 1.8;
}

.footer-section a:hover {
  color: var(--primary-turquoise);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.social-links a {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  transition: all 0.3s ease;
}

.social-links a:hover {
  background: linear-gradient(135deg, var(--primary-orange), var(--primary-turquoise));
  transform: translateY(-3px);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.9rem;
}

/* ===== Hidden Download Page ===== */
.download-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(255, 107, 53, 0.1), rgba(0, 217, 192, 0.1));
  padding: 2rem;
}

.download-container {
  background: white;
  padding: 3rem;
  border-radius: 24px;
  box-shadow: var(--shadow-lg);
  text-align: center;
  max-width: 600px;
}

.qr-code {
  margin: 2rem auto;
  padding: 1rem;
  background: white;
  border-radius: 12px;
  display: inline-block;
}

.qr-code img {
  width: 300px;
  height: 300px;
  margin: 0 auto;
}

.download-link {
  display: inline-block;
  margin-top: 2rem;
}

/* ===== Responsive Design ===== */
@media (max-width: 768px) {
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.75rem;
  }

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

  .hero p {
    font-size: 1.25rem;
  }

  .nav-links {
    position: fixed;
    top: 70px;
    left: -100%;
    flex-direction: column;
    background: white;
    width: 100%;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: left 0.3s ease;
  }

  .nav-links.active {
    left: 0;
  }

  .mobile-menu-btn {
    display: block;
  }

  .features-grid,
  .stats-grid,
  .download-steps {
    grid-template-columns: 1fr;
  }

  .cta-buttons {
    flex-direction: column;
  }

  section {
    padding: 3rem 1rem;
  }

  .qr-code img {
    width: 250px;
    height: 250px;
  }
}

@media (max-width: 480px) {
  nav {
    padding: 1rem;
  }

  .hero {
    padding: 4rem 1rem;
  }

  .btn {
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
  }

  .download-container {
    padding: 2rem 1.5rem;
  }
}

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

.fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

/* ===== Utility Classes ===== */
.text-center {
  text-align: center;
}

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}