/* ===========================
   RESET
=========================== */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Poppins", sans-serif;

  background: #f5f7fb;

  color: #1f2937;

  line-height: 1.7;
}

/* ===========================
   CONTAINER
=========================== */

.container {
  width: 90%;
  max-width: 1150px;
  margin: auto;
}

/* ===========================
   HEADER
=========================== */

header {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);

  color: white;

  padding: 70px 20px;

  text-align: center;
}

header h1 {
  font-size: 42px;

  font-weight: 700;

  margin-bottom: 10px;
}

.subtitle {
  font-size: 20px;

  opacity: 0.9;

  margin-bottom: 20px;
}

.description {
  max-width: 700px;

  margin: auto;

  font-size: 17px;

  opacity: 0.95;
}

/* ===========================
   MAIN
=========================== */

main {
  margin-top: -40px;

  padding-bottom: 50px;
}

/* ===========================
   APP CARD
=========================== */

.app-card {
  background: #fff;

  border-radius: 20px;

  padding: 35px;

  margin-bottom: 30px;

  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);

  transition: 0.3s;
}

.app-card:hover {
  transform: translateY(-6px);

  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.12);
}

.app-card h2 {
  color: #2563eb;

  margin-bottom: 15px;

  font-size: 28px;
}

.app-card p {
  color: #6b7280;

  margin-bottom: 25px;
}

.version {
  font-weight: 600;

  margin-bottom: 25px;
}

/* ===========================
   APP HEADER
=========================== */

.app-header {
  display: flex;

  align-items: center;

  gap: 18px;

  margin-bottom: 20px;
}

.app-icon {
  width: 70px;

  height: 70px;

  border-radius: 18px;

  background: linear-gradient(135deg, #2563eb, #3b82f6);

  display: flex;

  justify-content: center;

  align-items: center;

  color: white;

  font-size: 34px;

  box-shadow: 0 10px 25px rgba(37, 99, 235, 0.25);
}

.badge {
  display: inline-block;

  margin-top: 6px;

  padding: 5px 12px;

  background: #dbeafe;

  color: #2563eb;

  border-radius: 30px;

  font-size: 13px;

  font-weight: 600;
}

/* ===========================
   BUTTON
=========================== */

.buttons {
  display: flex;

  gap: 15px;

  flex-wrap: wrap;
}

.btn {
  text-decoration: none;

  color: white;

  padding: 14px 26px;

  border-radius: 10px;

  font-weight: 600;

  transition: 0.3s;
}

.playstore {
  background: #16a34a;
}

.playstore:hover {
  background: #15803d;
}

.apk {
  background: #2563eb;
}

.apk:hover {
  background: #1d4ed8;
}

/* ===========================
   INFO
=========================== */

.info {
  padding: 70px 0;
}

.info h2 {
  text-align: center;

  margin-bottom: 35px;

  font-size: 32px;
}

.info ul {
  max-width: 750px;

  margin: auto;
}

.info li {
  margin-bottom: 18px;

  color: #4b5563;
}

/* ===========================
   CONTACT
=========================== */

.contact {
  background: white;

  padding: 70px 0;
}

.contact h2 {
  text-align: center;

  margin-bottom: 15px;

  font-size: 32px;
}

.contact p {
  text-align: center;

  color: #6b7280;

  margin-bottom: 30px;
}

.contact-links {
  display: flex;

  justify-content: center;

  gap: 20px;

  flex-wrap: wrap;
}

.contact-links a {
  background: #2563eb;

  color: white;

  text-decoration: none;

  padding: 12px 24px;

  border-radius: 10px;

  transition: 0.3s;
}

.contact-links a:hover {
  background: #1d4ed8;
}

/* ===========================
   FOOTER
=========================== */

footer {
  background: #111827;

  color: white;

  text-align: center;

  padding: 25px;
}

/* ===========================
   RESPONSIVE
=========================== */

@media (max-width: 768px) {
  header {
    padding: 55px 20px;
  }

  header h1 {
    font-size: 30px;
  }

  .subtitle {
    font-size: 18px;
  }

  .description {
    font-size: 15px;
  }

  .app-card {
    padding: 25px;
  }

  .app-card h2 {
    font-size: 24px;
  }

  .buttons {
    flex-direction: column;
  }

  .btn {
    width: 100%;

    text-align: center;
  }

  .contact-links {
    flex-direction: column;
  }

  .contact-links a {
    text-align: center;

    width: 100%;
  }
}

/* ===========================
   SCROLL ANIMATION
=========================== */

.fade-up {
  opacity: 0;

  transform: translateY(40px);

  transition: all 0.8s ease;
}

.fade-up.show {
  opacity: 1;

  transform: translateY(0);
}

/* ===========================
   BUTTON RIPPLE
=========================== */

.btn {
  position: relative;

  overflow: hidden;
}

.ripple {
  position: absolute;

  width: 20px;

  height: 20px;

  border-radius: 50%;

  background: rgba(255, 255, 255, 0.45);

  transform: translate(-50%, -50%) scale(0);

  animation: ripple 0.6s linear;
}

@keyframes ripple {
  to {
    transform: translate(-50%, -50%) scale(15);

    opacity: 0;
  }
}

/* ===========================
   APP TITLE LINK
=========================== */

.app-title-link {
  color: #2563eb;

  text-decoration: none;

  transition: 0.25s;
}

.app-title-link:hover {
  color: #1d4ed8;

  text-decoration: underline;
}

.app-title-link i {
  font-size: 16px;

  margin-left: 6px;
}