html {
  scroll-behavior: smooth;
}

body {
  -webkit-font-smoothing: antialiased;
  -moz-font-smoothing: antialiased;
  -o-font-smoothing: antialiased;

  --light: hsl(220, 50%, 90%);
  --primary: #7b6aaf;
  --focus: #fbd784;
  --border-color: hsla(0, 0%, 100%, 0.2);
  --global-background: #0b1d26;
  --background: linear-gradient(
    to right,
    hsl(210, 30%, 20%),
    hsl(255, 30%, 25%)
  );
  --shadow-1: hsla(236, 50%, 50%, 0.3);
  --shadow-2: hsla(236, 50%, 50%, 0.4);

  background: var(--global-background);
}

::selection {
  color: #fbd784;
  background: transparent;
}

.loading-wrapper {
  fill: white;
}

.loading-wrapper svg {
  animation-name: spin;
  animation-duration: 1.5s;
  animation-iteration-count: infinite;
  animation-timing-function: linear;
}

.nav-link.nav.current {
  color: #fbd784;
}

.bball-logo {
  fill: white;
}

.bball-logo svg {
  animation-name: spin;
  animation-duration: 10s;
  animation-iteration-count: infinite;
  animation-timing-function: linear;
}

em {
  background-color: #b47e00;
  font-style: normal;
}

em.underline {
  background-color: transparent;
  text-decoration: underline;
}

.h1-title {
  font-size: 2.1rem;
  text-transform: initial;
}

.intro-text {
  font-size: 1.1rem;
  font-style: italic;
}

.content-column {
  flex-direction: column;
}

/**
 * Packages
 */
.packages-wrapper {
  align-items: center;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
}

.package-card {
  background-color: #0b1d26;
  color: white;
  display: inline-block;
  padding: 1.5rem;
  position: relative;
  transition: background-color 500ms, color 500ms, transform 500ms;
}

.package-card:hover {
  background-color: white;
  color: black;
  transform: translateY(-5px);
}

.package-card.all-star {
  background-color: #fbd784;
  color: black;
  padding: 3rem;
}

.package-card.all-star:hover {
  background-color: white;
}

.package-card.pro {
  background-color: #b47e00;
  padding: 2.2rem;
}

.package-card.pro:hover {
  background-color: white;
}

.package-card .package-name {
  font-family: 'Serif Display', sans-serif;
  font-size: 1.3rem;
}

.all-star .package-name {
  font-size: 2rem;
}

.pro .package-name {
  font-size: 1.6rem;
}

.package-details-wrapper {
  align-items: flex-start;
  display: flex;
  flex-direction: column;
  gap: 4rem;
  justify-content: space-between;
  width: 100%;
}

.package-details-wrapper .content-text {
  align-self: flex-start;
  text-align: center;
}

.package-details-wrapper .count {
  left: 0;
  text-align: center;
  width: 100%;
}

.package-details-wrapper p {
  margin: 0;
}

.package-details-wrapper ul {
  text-align: left;
}

.package-details-wrapper .more {
  margin-left: 2rem;
}

.curriculum {
  max-height: 400px;
  overflow-y: scroll;
}

.package-card div.decorative-star {
  background: transparent center center no-repeat
    url(/images/star_black_18dp.svg);
  background-size: contain;
  display: block;
  height: 12px;
  position: absolute;
  width: 12px;
}

.package-card div.decorative-star:nth-child(3) {
  right: 12%;
  top: 23px;
}

.package-card div.decorative-star:nth-child(4) {
  bottom: 17px;
  right: 39%;
}

.package-card div.decorative-star:nth-child(5) {
  left: 18px;
  top: 54%;
}

.package-card div.decorative-star:nth-child(6) {
  left: 48%;
  top: 38px;
}

.international-travel {
  font-size: 1.2rem;
  font-style: italic;
  margin-top: 8rem;
  max-width: 700px;
  text-align: center;
}

/**
 * Modal - https://codepen.io/AbubakerSaeed/pen/eYOvKpY?editors=1100
 */
.modal-container {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10;

  display: none;
  justify-content: center;
  align-items: center;

  width: 100%;
  height: 100%;

  background: hsla(0, 0%, 0%, 0.4);
}

/* using :target */
/*
when users will click/enter button(link) browser will add a #id in a url and when that happens we'll show our users the modal that contains that id.
*/
.modal-container:target {
  display: flex;
}

.modal {
  width: 60rem;
  padding: 2rem;
  border-radius: 0.8rem;

  color: var(--light);
  background: var(--background);
  box-shadow: var(--m-shadow, 0.4rem 0.4rem 10.2rem 0.2rem) var(--shadow-1);
  position: relative;

  overflow: hidden;
}

.modal h3 {
  margin: none;
}

.modal__text {
  padding: 0 4rem;
  margin-top: 4rem;

  font-size: 1.6rem;
  line-height: 2;
}

.modal__close {
  width: 2rem;
  height: 2rem;
  border: 1px solid var(--border-color);
  border-radius: 100rem;

  color: inherit;
  font-size: 1.4rem;

  position: absolute;
  top: 2rem;
  right: 2rem;

  display: flex;
  justify-content: center;
  align-items: center;

  transition: 0.2s;
}

.modal__close::before {
  content: '×';
}

.modal__close:hover,
.modal__close:focus {
  background: white;
  border-color: white;
  color: black;
  transform: translateY(-0.2rem);
}

/**
 * Forms
 */
form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 0 auto;
  max-width: 400px;
  width: 100%;
}

input,
textarea {
  border: 1px solid #777;
  border-radius: 4px;
  padding: 1rem;
  width: 100%;
}

/**
 * Buttons
 */
button,
input[type='button'],
input[type='submit'],
.btn {
  background: var(--background);
  border: 1px solid #777;
  border-radius: 4px;
  box-shadow: 0 0 10px 0px var(--primary);
  color: white;
  display: inline-block;
  margin: 1rem auto;
  padding: 4px 1rem;
  text-align: center;
  transition: background 500ms, box-shadow 500ms;
  width: auto;
}

button:hover,
input[type='button']:hover,
input[type='submit']:hover,
.btn:hover {
  background: linear-gradient(to left, hsl(210, 30%, 20%), hsl(255, 30%, 25%));
  box-shadow: 0 0 20px -1px var(--primary);
  color: white;
}

/**
 * Miscellaneous
 */
.free-consult {
  display: flex;
  flex-direction: column;
}

/**
 * Media queries
 */
@media screen and (min-width: 991px) {
  .packages-wrapper {
    flex-direction: row;
    gap: 1rem;
  }

  .package-details-wrapper {
    flex-direction: row;
    gap: 0;
  }

  .international-travel {
    margin-top: 3rem;
  }
}

/**
 * Animations
 */
@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}