:root {

  /**
   * colors
   */

  --united-nations-blue: hsl(214, 56%, 58%);
  --bright-navy-blue: hsl(214, 57%, 51%);
  --spanish-gray: hsl(0, 0%, 60%);
  --black-coral: hsl(225, 8%, 42%);
  --oxford-blue: hsl(208, 97%, 12%);
  --yale-blue: hsl(214, 72%, 33%);
  --blue-ncs: hsl(197, 100%, 36%);
  --gunmetal: hsl(206, 34%, 20%);
  --gainsboro: hsl(0, 0%, 88%);
  --cultured: hsl(0, 0%, 98%);
  --white: hsl(0, 0%, 100%);
  --black: hsl(0, 0%, 0%);
  --onyx: hsl(0, 0%, 25%);
  --jet: hsl(0, 0%, 20%);

  /**
   * typography
   */

  --ff-poppins: "Poppins", sans-serif;
  --ff-montserrat: "Montserrat", sans-serif;

  --fs-1: calc(20px + 3.5vw);
  --fs-2: calc(18px + 1.6vw);
  --fs-3: calc(16px + 0.45vw);
  --fs-4: 15px;
  --fs-5: 14px;
  --fs-6: 13px;
  --fs-7: 12px;
  --fs-8: 11px;

  --fw-500: 500;
  --fw-600: 600;
  --fw-700: 700;
  --fw-800: 800;

  /**
   * transition
   */

  --transition: 0.25s ease-in-out;

  /**
   * spacing
   */

  --section-padding: 60px;

  /**
   * border-radius
   */

  --radius-15: 15px;
  --radius-25: 25px;

}

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

li { list-style: none; }

a { text-decoration: none; }


button,
ion-icon { display: block; }



html {
  font-family: var(--ff-poppins);
  scroll-behavior: smooth;
}

body { background: var(--white); }


.container { padding-inline: 15px; }


.popular { padding-block: var(--section-padding); }

.popular-list,
.popular-list > li:not(:last-child) { margin-bottom: 30px; }

.popular-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-25);
  height: 430px;
}

.popular-card .card-img { height: 100%; }

.popular-card .card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.popular-card .card-content {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  background: var(--white);
  border-radius: var(--radius-25);
  padding: 20px;
}


.popular-card .card-rating {
  background: var(--bright-navy-blue);
  color: var(--white);
  position: absolute;
  top: 0;
  right: 25px;
  display: flex;
  align-items: center;
  gap: 1px;
  transform: translateY(-50%);
  padding: 6px 10px;
  border-radius: 20px;
  font-size: 14px;
}

.popular-card .card-subtitle {
  color: var(--blue-ncs);
  font-size: var(--fs-6);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.popular-card .card-title { margin-bottom: 5px; }

.popular-card :is(.card-subtitle, .card-title) > a { color: inherit; }

.popular .btn { margin-inline: auto; }


/**
 * responsive for larger than 580px screen
 */

@media (min-width: 580px) {

  
  .container {
    max-width: 580px;
    margin-inline: auto;
  }

  .btn {
    --fs-5: 16px;
    --padding: 12px 30px;
  }

  section:not(.cta) :is(.section-subtitle, .section-title, .section-text) {
    text-align: center;
  }

  .section-text { margin-bottom: 40px; }

  .card-text { --fs-5: 15px; }

  .popular-card .card-content { right: auto; }


}

/**
 * responsive for larger than 768px screen
 */

@media (min-width: 768px) {


  :root {

    --fs-5: 15px;

  }
  .container { max-width: 800px; }

  .section-text {
    max-width: 60ch;
    margin-inline: auto;
  }
  .popular-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 50px;
  }

  .popular-list > li:not(:last-child) { margin-bottom: 0; }

  .popular-card .card-content { right: 20px; }



}

/**
 * responsive for larger than 992px screen
 */

@media (min-width: 992px) {


  .container { max-width: 1050px; }



  .overlay { display: none; }



  .popular-list { grid-template-columns: repeat(3, 1fr); }


}
/**
 * responsive for larger than 1200px screen
 */

@media (min-width: 1200px) {

  :root {

    --section-padding: 100px;

  }


  .container { max-width: 1180px; }

}