@import url("https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&family=Poppins:wght@400;500;600;700&display=swap");

:root {
  --palette1: #1f1d2b;
  --palette2: #6d6b75;
  --palette3: #00cd90;
  --palette4: #d0d8e3;
  --palette5: #282c34;
  --palette6: #282b38;
  --palette7: #272731;
  --palette8: #323647;
}

* {
  margin: 0;
  padding: 0;
  list-style: none;
  text-decoration: none;
  box-sizing: border-box;
  scroll-behavior: smooth;
}

body {
  background-color: var(--palette1);
}

h1,
h2,
h3 {
  font-family: "Playfair Display", serif;
  font-weight: 600;
}

h2,
h3 {
  color: var(--palette4);
}

h1 {
  font-size: 3rem;
  color: #fff;
}

h2 {
  font-size: 2.5rem;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

p {
  font-family: "Poppins", sans-serif;
  font-weight: 400;
  color: #fff;
}

li {
  font-family: "Poppins", sans-serif;
  color: #fff;
}

code {
  display: block;
  text-align: left;
  white-space: pre-line;
  word-break: normal;
  word-wrap: normal;
  line-height: 2;
  background-color: var(--palette5);
  padding: 1rem;
  margin-top: 1rem;
  border-radius: 5px;
  color: white;
}

.backdrop-active {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 98;
  background: rgba(0, 0, 0, 0.75);
}

.header-navbar {
  position: fixed;
  background-color: var(--palette1);
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  padding: 0 1.5rem;
  border-bottom: 1px solid #fff;
}

.nav-navbar {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-list {
  display: flex;
  gap: 4rem;
  font-family: "Poppins", sans-serif;
}

.nav-list a {
  font-family: "Poppins", sans-serif;
  font-weight: 500;
  font-size: 1.25rem;
  color: #fff;
}

.hamburger-mobile {
  display: none;
}

.nav-list li {
  cursor: pointer;
}

.nav-navbar__mobile {
  display: none;
}

/* Main */
.main-content {
  padding-top: 10rem;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
  max-width: 815px;
  margin: 0 auto;
}

.main-content ol {
  list-style-type: decimal;
}

.main-content li {
  list-style-type: decimal;
}

/* Blog Info */

.blog-info {
  display: flex;
  gap: 0.5rem;
  font-family: "Poppins", sans-serif;
  font-weight: 500;
}

.blog-info__right {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.blog-info__right h4 {
  color: #fff;
}

.blog-info__right .blog-date {
  font-size: 1rem;
  color: var(--palette2);
}

.dot {
  color: #fff;
}

.blog-info__right .blog-readingtime {
  font-size: 1rem;
  color: var(--palette3);
}

/* Introduction */

#introduction {
  margin-top: 2rem;
}

.introduction-cover {
  margin-top: 1rem;
  width: 100%;
  max-width: 100%;
}

/* Introduction Express Rate Limit Term */

.term {
  margin-top: 2.5rem;
}

.term p {
  margin-top: 0.5rem;
  font-size: 1rem;
}

/* Introduction Prerequisites */
.prerequisites {
  margin-top: 48px;
}

.prerequisites ol {
  margin-top: 0.5rem;
  padding-left: 1rem;
}

.prerequisites li {
  font-size: 1rem;
  color: #fff;
}

/* Steps */

#steps {
  margin-top: 2.5rem;
}

/* Step Installing Packages */

.installing-packages {
  margin-top: 1rem;
}

.installing-packages img {
  width: 100%;
  max-width: 100%;
  margin-top: 1rem;
}

.installing-packages p {
  margin-top: 0.5rem;
  font-size: 1rem;
}

.installing-packages ol {
  padding-left: 1rem;
}

.installing-packages code {
  padding: 1rem;
}

/* Step Setup Express */
.setup-express {
  margin-top: 2rem;
}

.setup-express p {
  margin-top: 0.5rem;
}

/* Step Setup Express Rate Limit */
.setup-limit {
  margin-top: 2rem;
}

.setup-limit p {
  margin-top: 1.5rem;
}

.setup-limit p:nth-child(2) {
  margin-top: 0.5rem;
}

.setup-limit img {
  width: 100%;
  max-width: 100%;
  display: flex;
  justify-content: center;
  margin-top: 1.5rem;
}

/* End Article */
.end-article {
  margin-top: 6rem;
}

.end-article div {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.end-article h1 {
  text-align: center;
}

.end-article img {
  max-width: 50%;
  width: 50%;
  margin-top: 4rem;
}

/* Profile */
.card-container {
  margin-top: 10rem;
  padding: 2rem 1.5rem;
  display: flex;
  justify-content: space-between;
}

.profile-left {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.profile-left .profile-contact {
  margin-top: 4rem;
}

.profile-contact {
  display: flex;
  justify-content: space-between;
  background-color: var(--palette8);
}

.profile-contact input {
  background-color: var(--palette8);
  outline: none;
  border: none;
  padding: 0.875rem;
  color: white;
}

.profile-contact button {
  background-color: var(--palette3);
  outline: none;
  border: none;
  cursor: pointer;
  padding: 0.875rem;
  font-weight: 600;
  color: white;
}

.profile-right {
  min-width: 215px;
  background-color: var(--palette7);
  display: flex;
  flex-direction: column;
  align-items: center;
  border-radius: 10px;
  padding: 1.25rem 0 3.5rem;
}

.profile-right h4 {
  color: #fff;
}

.profile-right img[alt*="profile img"] {
  margin-top: 0.75rem;
}

.profile-right img[alt*="decoration profile"] {
  margin-top: 1rem;
}

.profile-right p:nth-child(4) {
  margin-top: 1.5rem;
  color: var(--palette4);
}

/* Footer */
.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  margin-top: 10rem;
  padding-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.footer-contact {
  margin-top: 1.75rem;
  display: flex;
  gap: 3rem;
}

.footer-content img {
  cursor: pointer;
}

.footer-content p {
  margin-top: 1.75rem;
  font-size: 20px;
  color: var(--palette2);
}

.footer-content .created {
  color: #fff;
}

@media (max-width: 640px) {
  .nav-list {
    display: none;
  }

  .hamburger-mobile {
    display: flex;
    cursor: pointer;
  }

  .nav-navbar__mobile {
    background-color: #332e38;
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    z-index: 99;
    width: 75vw;
    height: 100vh;
    right: -100%;
    transition: right 350ms ease-in-out;
  }

  .nav-navbar__mobile--active {
    right: 0;
  }

  .navbar-container__mobile {
    display: flex;
    flex-direction: column;
  }

  .nav-navbar__row {
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid #fff;
  }

  .nav-list__mobile {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    margin-top: 2rem;
  }

  .nav-list__mobile a {
    font-family: "Poppins", sans-serif;
    font-weight: 500;
    font-size: 1.25rem;
    color: #fff;
  }

  .card-container {
    flex-direction: column;
    align-items: center;
    gap: 2.5rem;
    margin-top: 6rem;
  }

  .profile-left .profile-contact {
    margin-top: 2rem;
  }

  .profile-contact button {
    font-size: 0.875rem;
  }

  .footer-content {
    margin-top: 6rem;
  }

  .footer-content p {
    font-size: 0.875rem;
  }

  .footer-content .created {
    font-size: 0.875rem;
  }

  .footer-content img {
    width: 32px;
  }

  h1 {
    font-size: 2.25rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  h3 {
    font-size: 1.25rem;
  }

  p {
    font-size: 0.875rem;
  }
}