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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  color: #1f2933;
  line-height: 1.6;
  background: #ffffff;
}

a {
  text-decoration: none;
  color: inherit;
}

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

.section {
  padding: 80px 0;
}

.section-light {
  background: #f7f9fb;
}

/* ================= Header ================= */
.site-header {
  border-bottom: 1px solid #e5e7eb;
  background: #ffffff;
}

.header-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 72px;
}

.logo img {
  height: 32px;
}

.main-nav a {
  margin-left: 24px;
  font-size: 15px;
  color: #374151;
}

.main-nav a.active {
  font-weight: 600;
}

/* ================= Hero ================= */
.hero {
  padding: 100px 0;
  background: url('/assets/hero.png') no-repeat center center;
  background-size: cover;
  color: #ffffff;
  position: relative;
  text-align: center;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  pointer-events: none;
}

.hero h1 {
  font-size: 42px;
  max-width: 720px;
  margin: 0 auto;
}

.hero-desc {
  margin: 20px auto 32px;
  max-width: 640px;
  font-size: 18px;
  color: #ffffff;
}

.hero .container,
.hero .btn {
  position: relative;
  z-index: 2;
}


/* ================= Typography ================= */
.section-title {
  font-size: 32px;
  margin-bottom: 16px;
}

.section-desc {
  max-width: 720px;
  margin-bottom: 40px;
  color: #4b5563;
}

/* ================= Grid ================= */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.card {
  border: 1px solid #e5e7eb;
  padding: 32px;
  border-radius: 6px;
}

.card h3 {
  margin-bottom: 12px;
}

/* ================= List ================= */
.feature-list {
  list-style: disc;
  padding-left: 20px;
}

.feature-list li {
  margin-bottom: 12px;
}

/* ================= CTA ================= */
.cta {
  padding: 80px 0;
  background: #111827;
  color: #ffffff;
}

.cta h2 {
  margin-bottom: 16px;
}

/* ================= Buttons ================= */
.btn-primary {
  display: inline-block;
  padding: 12px 24px;
  background: #2563eb;
  color: #ffffff;
  border-radius: 4px;
  font-size: 15px;
}

/* ================= Footer ================= */
.site-footer {
  border-top: 1px solid #e5e7eb;
  padding: 24px 0;
}

.footer-flex {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  color: #6b7280;
}

/* ================= Responsive ================= */
@media (max-width: 768px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 32px;
  }

  .main-nav {
    display: none;
  }
}
/* WhatsApp Floating Button */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  border-radius: 50%;
  box-shadow: 0 8px 20px rgba(0,0,0,0.2);
  transition: transform 0.2s ease;
}

.whatsapp-float img {
  display: block;
  border-radius: 50%;
}

.whatsapp-float:hover {
  transform: scale(1.05);
}