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

body {
  font-family: "Roboto", sans-serif;
  background-color: #fff;
}

/* App container */
.app-container {
  max-width: 414px;
  margin: 0 auto;
  width: 100%;
  position: relative;
  background-color: #fff;
}

/* Header section */
.app-header {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.control-icons {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  padding: 10px;
  width: 100%;
}

.icon-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
}

.icon-volume {
  width: 35px;
  height: 35px;
  opacity: 0.92;
  margin-right: 5px;
}

.icon-zoom {
  width: 31px;
  height: 31px;
  opacity: 0.92;
}

.app-logo {
  width: 163px;
  height: 164px;
  margin: 0 auto;
}

/* Content section */
.app-content {
  text-align: center;
  padding: 20px;
}

.app-title {
  font-family: "Poppins", sans-serif;
  font-size: 50px;
  font-weight: 700;
  color: #3f3d56;
  margin-top: 20px;
}

.app-tagline {
  font-family: "Roboto", sans-serif;
  font-size: 14px;
  font-weight: 700;
  color: #3f3d56;
  margin-top: 10px;
}

.illustration-container {
  margin: 20px 0;
}

.person-illustration {
  width: 100%;
  height: auto;
}

.language-selector {
  margin: 20px 0;
}

.language-icon {
  width: 100%;
  height: auto;
}

.get-started-button {
  position: relative;
  width: 284px;
  height: 59px;
  margin: 0 auto;
  background-color: #698bcf;
  border-radius: 33.523px;
  box-shadow: 0px 6.631px 6.631px 0px rgba(0, 0, 0, 0.25);
  border: none;
  cursor: pointer;
  display: block;
}

.button-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: "Roboto", sans-serif;
  font-size: 18px;
  font-style: italic;
  font-weight: 500;
  color: #fff;
}

.app-subtitle {
  font-family: "Roboto", sans-serif;
  font-size: 30px;
  font-weight: 700;
  color: rgba(63, 61, 86, 0.41);
  opacity: 0.45;
  margin-top: 20px;
}

/* Media queries */
@media (max-width: 991px) {
  .app-container {
    max-width: 991px;
    padding: 20px;
  }

  .app-title {
    font-size: 40px;
  }

  .app-tagline {
    font-size: 12px;
  }

  .get-started-button {
    width: 250px;
    height: 50px;
  }

  .button-text {
    font-size: 16px;
  }

  .app-subtitle {
    font-size: 25px;
  }
}

@media (max-width: 640px) {
  .app-container {
    max-width: 640px;
    padding: 15px;
  }

  .app-logo {
    margin-top: auto;
  }

  .app-content {
    margin-top: auto;
  }

  .app-title {
    font-size: 30px;
    margin-top: auto;
  }

  .app-tagline {
    font-size: 10px;
  }

  .get-started-button {
    width: 200px;
    height: 40px;
  }

  .button-text {
    font-size: 14px;
  }

  .app-subtitle {
    font-size: 20px;
  }
}