:root {
  --primary: #0d6efd;
  --accent: #20c997;
  --dark: #111827;
  --light: #f5f7fa;
}

/* Base */
body {
  font-family: 'Inter', sans-serif;
  background: var(--light);
  margin: 0;
  color: #222;
  padding-bottom: 80px;
}

body {
  overflow-x: hidden;
}

html {
  scroll-behavior: smooth;
}
.container {
  max-width: 1100px;
}
p {
  text-align: justify;
}

/* Navbar */
.app-navbar {
  position: sticky;
  padding: 10px 0;
  top: 0;
  background: #fff;
  border-bottom: 1px solid #eee;
  z-index: 1000;
}
.navbar-brand {
  line-height: 1.2;
}
.navbar-brand small {
  display: block;
  font-size: 11px;
  color: #666;
}
.nav-link {
  color: #333 !important;
  font-weight: 500;
}
.nav-link.active {
  color: var(--primary) !important;
}
.nav-link:hover {
  color: var(--primary) !important;
}
.navbar-toggler {
  border: none;
  font-size: 22px;
}

.navbar-toggler:focus {
  box-shadow: none;
}

/* Hero */
.hero-section {
  background: linear-gradient(120deg, var(--primary), var(--accent));
  color: white;
  padding: 90px 0;
  border-radius: 0 0 30px 30px;
}
.hero-section p {
  text-align: center;
}
.app-title {
  font-size: 2.5rem;
  font-weight: 700;
}

.app-subtitle {
  opacity: 0.9;
  max-width: 600px;
  margin: 10px auto 0;
  text-align: center;
  line-height: 1.6;
}

/* Sections */
.app-section {
  padding: 70px 15px;
  border-bottom: 1px solid #eee;
}

/* Cards */
.app-card {
  background: #fff;
  padding: 25px;
  border-radius: 18px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.05);
  transition: 0.3s;
}

.app-card p {
  font-size: 14px;
  line-height: 1.6;
}

.app-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 15px 35px rgba(0,0,0,0.08);
}

/* Icons */
.service-icon {
  font-size: 32px;
  color: var(--primary);
  margin-bottom: 12px;
}

/* Footer */
.footer {
  background: var(--dark);
  color: #aaa;
  padding: 15px 0;
}

/* Bottom Mobile Nav */
.app-bottom-bar {
  position: fixed;
  bottom: 0;
  width: 100%;
  background: #fff;
  border-top: 1px solid #ddd;
  display: flex;
  justify-content: space-around;
  padding: 10px 0;
}

.app-bottom-bar a {
  text-decoration: none;
  color: var(--dark);
  font-size: 14px;
}
.app-card {
  will-change: transform;
}
/* WhatsApp */
.whatsapp-float {
  position: fixed;
  bottom: 90px;
  right: 15px;
  background: #25d366;
  color: white;
  font-size: 22px;
  padding: 12px 14px;
  border-radius: 50%;
  box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.whatsapp-float:hover {
  background: #1ebe5d;
}

/* Mobile */
@media (max-width: 768px) {
  .app-title {
    font-size: 2rem;
  }

  .hero-section {
    padding: 70px 20px;
    border-radius: 0 0 20px 20px;
  }
}
.btn-primary {
  background: var(--primary);
  border: none;
  border-radius: 8px;
  font-weight: 600;
}

.btn-primary:hover {
  background: var(--accent);
}
h4 {
  font-weight: 600;
}
.app-card {
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.nav-link,
.btn-primary {
  transition: color 0.25s ease, background 0.25s ease;
}


@media (max-width: 768px) {
  .app-subtitle {
    font-size: 15px;
  }
}