@import url("variables.css");
@import url("pages.css");
@import url("header.css");
@import url("index.css");
@import url("https://fonts.googleapis.com/css2?family=Barlow+Condensed:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&family=Barlow:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&family=Sansita:ital,wght@0,400;0,700;0,800;0,900;1,400;1,700;1,800;1,900&display=swap");

/* --------------------------------------- Universal ---------------------------------------*/
*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  background-color: var(--background-color);
  font-family: var(--font-main);
  color: var(--text-icon-color);
}

p {
  font-weight: var(--font-weight-light);
  font-family: var(--font-body);
  font-size: 1rem;
}

article {
  max-width: 400px;
  margin: 50px auto;
  display: grid;
}

article p {
  margin: 0.5em 0;
}

article a {
  display: inline-block;
  margin: 50px auto 0;
}

article h2 {
  text-transform: uppercase;
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--letter-spacing-10);
  font-size: 1.3rem;
}

img {
  width: 100%;
}

h1,
a {
  letter-spacing: var(--letter-spacing-5);
}

h1 {
  font-size: 4rem;
  font-family: var(--font-heading);
}

h2 {
  font-size: 2.4rem;
}

h3 {
 font-size: 2.074rem; 
}

h4 {
  font-size: 1.728rem;
}

/* ------------------------------------ Links ------------------------------------ */

a {
  text-decoration: none;
}

/* -- CTA -- */

.cta-large {
  background-color: var(--primary-color-100);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px;
  border: 1px solid var(--background-color);
}

.cta {
  font-family: var(--font-main);
  display: flex;
  justify-content: center;
  align-items: center;
  text-transform: uppercase;
  width: 140px;
  height: 35px;
  color: var(--secondary-color-cta-text);
  font-size: 1.2rem;
}

.cta-yellow {
  background-color: var(--primary-color-100);
  border: 1px solid var(--primary-color-border);
  font-weight: var(--font-weight-bold);
}

.cta-blue {
  background-color: var(--secondary-color-cta-text);
  color: var(--primary-color-100);
  font-weight: var(--font-weight-semibold);
  font-size: 1.2rem;
}

.cta-blue:hover {
  background-color: var(--primary-color-100);
  border: 2px solid var(--secondary-color-cta-text);
  color: var(--secondary-color-cta-text);
}

.breadcrumb {
  padding: 5px 5px;
  margin: 0 auto;
  max-width: 1000px;
}

.breadcrumb a {
  color: var(--text-icon-color);
  font-size: 0.9rem;
}

.breadcrumb__home {
  font-family: var(--font-heading);
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-15);
}

.breadcrumb__current {
  font-family: var(--font-body);
  font-weight: var(--font-weight-light);
  letter-spacing: var(--letter-spacing-10);
}

/* -- Navigation Cards -- */
.nav-card {
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  border: 2px solid var(--background-color);
  width: 100%;
  height: 500px;
  max-width: 400px;
  margin: 0 auto;
  display: flex;
  align-items: flex-end;
  padding: 20px;
  position: relative;
  overflow: hidden;
}

.nav-card a {
  color: var(--light-text-color);
  font-family: var(--font-heading);
  text-transform: uppercase;
  font-weight: var(--font-weight-bold);
  font-size: 2.5rem;
  z-index: 1;
  display: flex;
  align-items: end;
  gap: 15px;
}

.nav-card a::before {
  content: "";
  position: absolute;
  inset: 0;
  background-color: var(--secondary-color-overlay);
  z-index: -1;
}

.nav-card a:hover::before {
  background-color: transparent;
}

.nav-card-grid {
  display: grid;
}

.nav-card--hide {
  display: none;
}

.img__exhibition {
  background-image: url(../assets/mavis-cw-164128.jpg);
}

.img__visit {
  background-image: url(../assets/scott-webb-102825.jpg);
}

/* --- cards ---*/

.card {
  background-color: var(--secondary-color-25);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  max-width: 400px;
  margin: 30px auto;
}

.card h3,
.card h2 {
  font-weight: var(--font-weight-medium);
  font-size: 1.5rem;
}

.card h3,
.card h2,
.card p {
  padding: 0 20px;
  letter-spacing: var(--letter-spacing-5);
}

.card .cta {
  margin: 30px auto;
}

.card .card__img {
  display: block;
  aspect-ratio: 4/3;
  background-repeat: no-repeat;
  background-size: cover;
}

.card:hover {
  background-color: var(--secondary-color-75);
  border: 1px solid var(--secondary-color-100);
}

.card:hover .cta {
  background-color: var(--primary-color-100);
}

.img__space {
  background-image: url(../assets/andrew-ruiz-348421.jpg);
}

.img__mammoth {
  background-image: url(../assets/roberto-nickson-396152.jpg);
  background-position: 50% 70%;
}

.img__energetica {
  background-image: url(../assets/william-bout-264826.jpg);
}

.img__planets {
  background-image: url(../assets/celso-405219.jpg);
  background-position: center;
}

.img__skeleton {
  background-image: url(../assets/mammoth-1257288_1920.jpg);
}

.img__brain {
  background-image: url(../assets/jesse-orrico-60373.jpg);
  background-position: 50% 90%;
}

.img__robot {
  background-image: url(../assets/451f1d85-7f74-4606-9352-455b2d663409.webp);
  background-position: center;
}

.img__plant {
  background-image: url(../assets/jennifer-delmarre-IqmuHJF5khU-unsplash\ \(1\).jpg);
  background-position: center;
}

/* ------------------------------------ Footer ------------------------------------ */

/* --- Back to top --- */

.back-to-top {
  display: inline-flex;
  background-color: var(--secondary-color-100);
  width: 100%;
  align-items: center;
  justify-content: center;
  padding: 20px;
  margin-top: 150px;
  color: var(--text-icon-color);
  text-transform: uppercase;
  font-weight: var(--font-weight-semibold);
  font-size: 1.5rem;
  gap: 20px;
}

.back-to-top--index {
  margin-top: 0;
}

footer {
  font-family: var(--font-body);
  max-width: 400px;
  margin: 0 auto;
  padding: 30px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 30px;
}

.col-span-2 {
  grid-column: span 2;
}

footer h2 {
  font-weight: var(--font-weight-medium);
  font-size: 1.1rem;
  letter-spacing: var(--letter-spacing-10);
  text-transform: uppercase;
}

footer p {
  margin: 3px 0;
}

.footer__links a {
  display: flex;
  color: var(--text-icon-color);
  font-weight: var(--font-weight-light);
  padding: 2px 0;
}

.footer__links a:hover {
  text-decoration: underline;
}

.newsletter {
  display: flex;
  gap: 90px;
  align-items: center;
}

footer .logo {
  justify-self: end;
}

.socials {
  display: grid;
  grid-template-columns: repeat(5, max-content);
  gap: 10px;
  width: max-content;
}

footer .socials {
  justify-self: center;
  text-align: center;
}

.row-span-6 {
  grid-column: span 6;
}

.fa-brands {
  font-size: 1.5rem;
}