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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fafafa;
}

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

.body-full-height {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.body-full-height .hero {
  flex-grow: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Header */
.header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

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

#download-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 50vh;
}

.nav-brand h2 {
    color: #2563eb;
    font-weight: 600;
}

.nav-brand {
  text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: #64748b;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #2563eb;
}

.cta-button {
    background: #2563eb;
    color: white !important;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-weight: 600;
    transition: background 0.3s;
}

.cta-button:hover {
    background: #1d4ed8;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

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

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

.hero-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.feature-icon {
    font-size: 1.5rem;
}

.price-box {
    background: rgba(255, 255, 255, 0.15);
    padding: 1rem 1.5rem;
    border-radius: 10px;
    display: inline-block;
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
}

.price {
    font-size: 2rem;
    font-weight: 700;
    display: block;
}

.price-note {
    font-size: 0.875rem;
    opacity: 0.8;
}

.main-cta {
    background: #fff;
    color: #2563eb;
    border: none;
    padding: 1rem 2rem;
    border-radius: 10px;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.main-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.button-subtitle {
    font-size: 0.75rem;
    font-weight: 400;
    opacity: 0.7;
}

/* Hero Image */
.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.pdf-preview {
    background: rgba(255, 255, 255, 0.15);
    padding: 2rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    text-align: center;
    max-width: 300px;
}

.pdf-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.pdf-info h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.pdf-info p {
    margin-bottom: 1rem;
    opacity: 0.9;
}

.file-type {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.875rem;
}

/* About Section */
.about {
    padding: 80px 0;
    background: #fff;
}

.about h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #1e293b;
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
}

.about-text h3 {
    color: #2563eb;
    font-size: 1.5rem;
    margin: 2rem 0 1rem;
}

.about-text ul {
    margin: 1rem 0;
    padding-left: 2rem;
}

.about-text li {
    margin-bottom: 0.75rem;
}

.about-text strong {
    color: #1e293b;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.stat {
    text-align: center;
    padding: 2rem;
    background: #f8fafc;
    border-radius: 10px;
    border-left: 4px solid #2563eb;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2563eb;
}

.stat-label {
    color: #64748b;
    font-weight: 500;
}

/* FAQ Section */
.faq {
    padding: 80px 0;
    background: #f8fafc;
}

.faq h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #1e293b;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: #fff;
    border-radius: 10px;
    margin-bottom: 1rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.faq-question {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s;
}

.faq-question:hover {
    background: #f8fafc;
}

.faq-question h3 {
    color: #1e293b;
    font-size: 1.125rem;
}

.faq-toggle {
    font-size: 1.5rem;
    color: #2563eb;
    font-weight: 300;
    transition: transform 0.3s;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding: 0 1.5rem 1.5rem;
}

.faq-answer p {
    color: #64748b;
    line-height: 1.6;
}

/* CTA Section */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.price-large {
    font-size: 3rem;
    font-weight: 700;
    display: block;
    margin-bottom: 2rem;
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.trust-badges span {
    opacity: 0.9;
    font-size: 0.875rem;
}

/* Footer */
.footer {
    background: #1e293b;
    color: #94a3b8;
    padding: 2rem 0;
    text-align: center;
}

.footer p {
    margin-bottom: 0.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        flex-direction: row;
        justify-content: space-around;
    }
    
    .trust-badges {
        flex-direction: column;
        gap: 1rem;
    }
    
    .container {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero h1 {
        font-size: 1.75rem;
    }
    
    .main-cta {
        width: 100%;
    }
    
    .about-stats {
        flex-direction: column;
    }
}

/* Testimonials Section */
.testimonials {
  padding: 80px 0;
  background: #fff;
}

.testimonials h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #1e293b;
}

.carousel {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  overflow: hidden;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.carousel-inner {
  display: flex;
  transition: transform 0.5s ease-in-out;
}

.carousel-item {
  min-width: 100%;
  box-sizing: border-box;
  background: #f1f1f1;
}

.carousel-item img {
  width: 100%;
  height: 450px;
  display: block;
  cursor: pointer;
  object-fit: contain;
}

.carousel-control-prev,
.carousel-control-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(0, 0, 0, 0.5);
  color: white;
  border: none;
  padding: 1rem;
  cursor: pointer;
  z-index: 100;
  text-decoration: none;
}

.carousel-control-prev {
  left: 10px;
}

.carousel-control-next {
  right: 10px;
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  z-index: 1000;
  padding-top: 60px;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0, 0, 0, 0.9);
}

.lightbox-content {
  margin: auto;
  display: block;
  width: 80%;
  max-width: 1200px;
}

.lightbox-close {
  position: absolute;
  top: 15px;
  right: 35px;
  color: #f1f1f1;
  font-size: 40px;
  font-weight: bold;
  transition: 0.3s;
  cursor: pointer;
}

/* PDF Preview Section */
.pdf-preview-section {
  padding: 80px 0;
  background: #f8fafc;
  text-align: center;
}

.pdf-preview-section h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: #1e293b;
}

.section-subtitle {
  font-size: 1.25rem;
  color: #64748b;
  margin-bottom: 3rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.pdf-preview-images {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.pdf-preview-image {
  flex: 1 1 300px;
  max-width: 300px;
}

.pdf-page-img {
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s, box-shadow 0.3s;
}

.pdf-page-img:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

/* Loading States */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #fff;
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Success Message */
.success-message {
    background: #10b981;
    color: white;
    padding: 1rem;
    border-radius: 6px;
    margin: 1rem 0;
    text-align: center;
    display: none;
}

.success-message.show {
    display: block;
}

.success-meta {
  font-size: 0.875rem;
  margin-top: 1rem;
  color: white;
}