/**
 * Custom typography – Đồ Án CNTT
 * Be Vietnam Pro: nội dung tiếng Việt
 * Plus Jakarta Sans: tiêu đề, menu
 */

:root {
  --default-font: "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", sans-serif;
  --heading-font: "Plus Jakarta Sans", "Be Vietnam Pro", sans-serif;
  --nav-font: "Plus Jakarta Sans", "Be Vietnam Pro", sans-serif;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-size: 1rem;
  line-height: 1.75;
  letter-spacing: 0.01em;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

p {
  line-height: 1.8;
}

/* Header & navigation */
.header .logo .sitename {
  font-family: var(--heading-font);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.header .logo .site-logo {
  display: block;
  max-height: 80px;
  width: auto;
  height: auto;
  object-fit: contain;
}

.navmenu a {
  font-weight: 500;
  letter-spacing: 0.01em;
}

.header .btn-getstarted {
  font-family: var(--heading-font);
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* Hero */
.hero h1 {
  font-family: var(--heading-font);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.03em;
}

.hero p {
  font-size: 1.125rem;
  line-height: 1.75;
  font-weight: 400;
  letter-spacing: 0.01em;
}

/* Section titles */
.section-title h2 {
  font-family: var(--heading-font);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.section-title p {
  font-size: 1.05rem;
  line-height: 1.75;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

/* Stats */
.stats-item span {
  font-family: var(--heading-font);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.stats-item p {
  font-size: 0.95rem;
  font-weight: 500;
}

/* Service cards, pricing */
.service-item h4,
.pricing-item h3,
.steps-content h3 {
  font-family: var(--heading-font);
  font-weight: 700;
}

.service-item p,
.pricing-item ul li,
.steps-content p {
  font-size: 0.975rem;
  line-height: 1.7;
}

/* FAQ */
.faq-item h3,
.faq-2 .faq-item h3 {
  font-family: var(--heading-font);
  font-weight: 600;
  line-height: 1.45;
}

.faq-content p {
  font-size: 0.975rem;
  line-height: 1.75;
}

/* Testimonials */
.testimonial-item h3 {
  font-family: var(--heading-font);
  font-weight: 700;
}

.testimonial-item p span {
  font-size: 1rem;
  line-height: 1.8;
}

/* Buttons */
.btn-get-started,
.cta-btn,
.buy-btn,
.php-email-form button[type="submit"] {
  font-family: var(--heading-font);
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* Contact form labels */
.php-email-form label {
  font-weight: 500;
  font-size: 0.9rem;
}

/* Footer */
.footer .sitename {
  font-family: var(--heading-font);
  font-weight: 800;
}

.footer .footer-logo .site-logo {
  display: block;
  max-height: 44px;
  width: auto;
  height: auto;
  object-fit: contain;
}

.footer-links h4,
.footer h4 {
  font-family: var(--heading-font);
  font-weight: 700;
}

/* Responsive hero */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 1.75rem;
    line-height: 1.3;
  }

  .hero p {
    font-size: 1rem;
    line-height: 1.7;
  }
}