:root {
  --primary-color: #5881c6;
  --primary-hover: #486bb0;
  --bg-color: #f8f9fa;
  --text-dark: #1f2024;
  --text-light: #6c757d;
  --white: #ffffff;
  --dark-bg: #2c2d33;
  --blue-tag: #e6efff;
  --blue-tag-text: #5881c6;
  --green-bg: #d1f4e0;
  --green-icon: #25d366;
  --purple-bg: #ebdffd;
  --purple-icon: #8b5cf6;
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* Base styles and variables are included in critical inline CSS,
   but duplicated here for completeness and cacheability across multiple pages */
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Inter', sans-serif; color: var(--text-dark); background-color: var(--bg-color); line-height: 1.6; }
a { text-decoration: none; color: var(--primary-color); }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.text-center { text-align: center; }
.mt-4 { margin-top: 1rem; }

/* Accessibility & Focus Styles */
:focus {
  outline: 3px solid var(--primary-color);
  outline-offset: 2px;
}
:focus:not(:focus-visible) {
  outline: none;
}

@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Rest of the CSS styles that were not inlined */
.about-us { padding: 80px 0 60px; background: var(--white); }
.about-us h2 { font-size: 2rem; font-weight: 700; margin-bottom: 20px; text-align: center; color: var(--text-dark); }
.about-desc { font-size: 1.1rem; color: var(--text-light); max-width: 800px; margin: 0 auto; text-align: center; line-height: 1.8; }

.cta-section { background: var(--bg-color); padding: 80px 0; }
.cta-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; align-items: center; gap: 40px; background: var(--white); padding: 40px; border-radius: 20px; box-shadow: 0 10px 40px rgba(0,0,0,0.05); max-width: 900px; margin: 0 auto; }
.cta-content h2 { font-size: 2.2rem; font-weight: 700; margin-bottom: 15px; }
.cta-desc { font-size: 1.1rem; color: var(--text-light); margin-bottom: 30px; }
.cta-image { display: flex; justify-content: center; width: 100%; }
.cta-image img { width: 100%; height: auto; max-width: 380px; border-radius: 12px; box-shadow: 0 8px 30px rgba(0,0,0,0.15); transition: transform 0.3s ease; aspect-ratio: 1200/1600; object-fit: cover; }
.cta-image img:hover { transform: scale(1.02); }
.bg-green-btn { background: var(--green-icon); }
.bg-green-btn:hover { background: #1ebc5b; box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4); }

/* How To Buy Section */
.how-to-buy { background: var(--white); padding: 80px 0; }
.how-to-buy h2 { font-size: 2.2rem; font-weight: 700; margin-bottom: 15px; }
.htb-subtitle { color: var(--text-light); font-size: 1.1rem; margin-bottom: 50px; }
.steps-grid { display: flex; align-items: flex-start; justify-content: center; gap: 20px; max-width: 1000px; margin: 0 auto; }
.step-card { flex: 1; display: flex; flex-direction: column; align-items: center; text-align: center; }
.step-number { width: 60px; height: 60px; background: var(--primary-color); color: var(--white); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; font-weight: 700; margin-bottom: 20px; box-shadow: 0 4px 15px rgba(88, 129, 198, 0.3); }
.step-card h3 { font-size: 1.25rem; font-weight: 700; margin-bottom: 10px; }
.step-card p { color: var(--text-light); font-size: 0.95rem; }
.step-arrow { font-size: 2rem; color: #cbd5e1; margin-top: 20px; }

/* Features Section */
.features { background: var(--bg-color); padding: 80px 0; }
.features h2 { font-size: 2.2rem; font-weight: 700; margin-bottom: 10px; }
.features-sub { color: var(--text-light); font-size: 1.1rem; margin-bottom: 50px; }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 40px; }
.feature-card { display: flex; flex-direction: column; align-items: center; text-align: center; }
.feature-icon { width: 70px; height: 70px; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
.feature-icon svg { width: 32px; height: 32px; }
.bg-blue { background: var(--blue-tag); color: var(--primary-color); }
.bg-blue::after { content: '★'; font-size: 32px; }
.bg-green { background: var(--green-bg); color: var(--green-icon); }
.bg-purple { background: var(--purple-bg); color: var(--purple-icon); }
.bg-purple::after { content: '📅'; font-size: 32px; }
.feature-card h3 { font-size: 1.25rem; font-weight: 700; margin-bottom: 10px; }
.feature-card p { color: var(--text-light); font-size: 0.95rem; }

/* Testimonial Section */
.testimonial { padding: 80px 0; background: var(--white); }
.testimonial h2 { font-size: 2.2rem; font-weight: 700; margin-bottom: 40px; }
.testimonial-card { background: var(--bg-color); max-width: 800px; margin: 0 auto; padding: 40px; border-radius: 16px; box-shadow: 0 10px 40px rgba(0,0,0,0.05); position: relative; }
.quote-icon { color: var(--primary-color); font-size: 4rem; font-family: Georgia, serif; line-height: 1; opacity: 0.2; margin-bottom: -10px; }
.quote-text { font-size: 1.25rem; font-style: italic; color: var(--text-dark); margin-bottom: 30px; line-height: 1.6; }
.author { font-weight: 700; font-size: 1.1rem; }
.role { color: var(--text-light); font-size: 0.9rem; }

/* FAQ Section */
.faq-section { background: var(--bg-color); padding: 80px 0; }
.faq-section h2 { font-size: 2.2rem; font-weight: 700; margin-bottom: 40px; }
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 15px; }
.faq-item { background: var(--white); border-radius: 12px; padding: 20px; box-shadow: 0 4px 15px rgba(0,0,0,0.03); }
.faq-item summary { font-size: 1.1rem; font-weight: 600; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; outline: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; font-size: 1.5rem; color: var(--primary-color); transition: transform 0.3s; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { margin-top: 15px; color: var(--text-light); line-height: 1.6; }

/* Footer */
footer { background: var(--dark-bg); color: var(--white); padding: 60px 0 20px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1.5fr; gap: 40px; margin-bottom: 40px; }
.footer-col h3 { font-size: 1.5rem; font-weight: 700; margin-bottom: 10px; display: flex; align-items: center; gap: 10px; }
.footer-col h3::before { content: ''; display: inline-block; width: 20px; height: 14px; background: var(--primary-color); border-radius: 3px; position: relative; }
.footer-col h4 { font-size: 1.2rem; font-weight: 600; margin-bottom: 20px; }
.footer-col p { color: #cbd5e1; font-size: 0.95rem; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 12px; }
.footer-col ul li a { color: #cbd5e1; transition: var(--transition); }
.footer-col ul li a:hover { color: var(--white); }
.contact-info p { margin-bottom: 8px; }
.contact-info strong { color: var(--white); }
.footer-contact-links { display: flex; flex-direction: column; gap: 12px; margin-top: 15px; }
.footer-btn { display: inline-flex; align-items: center; gap: 8px; padding: 10px 20px; border-radius: 8px; font-weight: 600; text-decoration: none; color: white !important; transition: all 0.3s ease; width: fit-content; }
.footer-btn.phone-btn, .footer-btn.email-btn { background: rgba(255, 255, 255, 0.1); border: 1px solid rgba(255, 255, 255, 0.2); }
.footer-btn.phone-btn:hover, .footer-btn.email-btn:hover { background: rgba(255, 255, 255, 0.2); }
.footer-btn.wa-btn { background: var(--green-icon); border: 1px solid var(--green-icon); }
.footer-btn.wa-btn:hover { background: #0e6346; transform: translateY(-2px); box-shadow: 0 4px 10px rgba(13, 118, 83, 0.3); }
.footer-btn.map-btn { background: var(--primary-color); border: 1px solid var(--primary-color); }
.footer-btn.map-btn:hover { background: var(--primary-hover); transform: translateY(-2px); box-shadow: 0 4px 10px rgba(88, 129, 198, 0.3); }
.footer-bottom { text-align: center; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.1); color: #cbd5e1; font-size: 0.9rem; }

.floating-wa { position: fixed; bottom: 30px; right: 30px; width: 60px; height: 60px; background-color: var(--green-icon); color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 15px rgba(13, 118, 83, 0.4); z-index: 1000; transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275); }
.floating-wa:hover { transform: scale(1.1); }

@media (max-width: 768px) {
  .cta-grid { grid-template-columns: 1fr; text-align: center; padding: 30px 20px; max-width: 500px; margin: 0 auto; }
  .cta-image img { max-width: 300px; margin: 0 auto; }
  .about-us, .cta-section, .how-to-buy, .features, .testimonial, .faq-section { padding: 50px 0; }
  .steps-grid { flex-direction: column; gap: 40px; }
  .step-arrow { transform: rotate(90deg); margin: 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  footer { padding: 40px 0 20px; }
  .testimonial-card { padding: 30px 20px; }
  .floating-wa { width: 50px; height: 50px; bottom: 20px; right: 20px; }
  .floating-wa svg { width: 26px; height: 26px; }
}

/* Rendering Performance */
.cta-section, .how-to-buy, .features, .testimonial, .faq-section, footer {
  content-visibility: auto;
  contain-intrinsic-block-size: 500px;
}