* {
  margin: 0;
  padding: 0;
  box-sizing: inherit;
}

html {
  font-size: 62.5%;
  box-sizing: border-box;
}

body {
  font-family: system-ui;
  color: #555;
  background-color: #f7f7f7;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.container {
  display: flex;
  flex-flow: column;
  align-items: center;
  padding: 4rem 2rem;
}

/* === COUNTRIES WRAPPER === */
.countries {
  display: flex;
  align-items: flex-start;
  gap: 4rem;
  font-size: 2rem;
  opacity: 0;
  transition: opacity 1s;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 4rem;
}

/* === MAIN COUNTRY CARD === */
.country {
  background-color: #fff;
  box-shadow: 0 2rem 5rem 1rem rgba(0, 0, 0, 0.1);
  font-size: 1.8rem;
  width: 30rem;
  border-radius: 0.7rem;
  flex-shrink: 0;
}

.country__img {
  width: 30rem;
  height: 17rem;
  object-fit: cover;
  background-color: #eee;
  border-top-left-radius: 0.7rem;
  border-top-right-radius: 0.7rem;
  display: block;
}

.country__data {
  padding: 2.5rem 3.75rem 3rem 3.75rem;
}

.country__name {
  font-size: 2.7rem;
  margin-bottom: 0.7rem;
}

.country__region {
  font-size: 1.4rem;
  margin-bottom: 2.5rem;
  text-transform: uppercase;
  color: #888;
}

.country__row:not(:last-child) {
  margin-bottom: 1rem;
}

.country__row span {
  display: inline-block;
  margin-right: 2rem;
  font-size: 2.4rem;
}

/* === NEIGHBOURS SECTION === */
.neighbours-wrapper {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.neighbours-label {
  font-size: 1.2rem;
  font-weight: 600;
  text-transform: uppercase;
  color: #888;
  letter-spacing: 0.08em;
}

.neighbours-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

/* === NEIGHBOUR CARD (small) === */
.neighbour {
  width: 12rem;
  font-size: 1.4rem;
  box-shadow: 0 1rem 3rem 0.5rem rgba(0, 0, 0, 0.08);
  margin: 0;
  transition: transform 0.2s, box-shadow 0.2s;
}

.neighbour:hover {
  transform: translateY(-3px);
  box-shadow: 0 1.5rem 4rem 0.5rem rgba(0, 0, 0, 0.15);
}

.neighbour .country__img {
  width: 12rem;
  height: 7rem;
  border-top-left-radius: 0.7rem;
  border-top-right-radius: 0.7rem;
}

.neighbour .country__data {
  padding: 0.8rem 1rem 1rem 1rem;
}

.neighbour .country__name {
  font-size: 1.3rem;
  margin-bottom: 0.2rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.neighbour .country__region {
  font-size: 1rem;
  margin-bottom: 0.6rem;
}

.neighbour .country__row {
  font-size: 1.1rem;
}

.neighbour .country__row span {
  font-size: 1.4rem;
  margin-right: 0.6rem;
}

/* === NO NEIGHBOURS === */
.no-neighbours {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  background-color: #fff;
  border-radius: 0.7rem;
  padding: 2.5rem 3rem;
  box-shadow: 0 1rem 3rem 0.5rem rgba(0, 0, 0, 0.06);
  text-align: center;
  width: 22rem;
}

.no-neighbours__icon {
  font-size: 3.6rem;
}

.no-neighbours__title {
  font-size: 1.6rem;
  font-weight: 600;
  color: #444;
}

.no-neighbours__text {
  font-size: 1.3rem;
  color: #999;
  line-height: 1.5;
}

/* === SEARCH BAR === */
.search-bar {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
}

.search-bar input {
  font-size: 1.6rem;
  padding: 1.2rem 1.8rem;
  border: 1px solid #ccc;
  border-radius: 0.7rem;
  outline: none;
  width: 24rem;
}

.search-bar input:focus {
  border-color: orangered;
}

/* === BUTTONS === */
.btn-country {
  border: none;
  font-size: 1.8rem;
  padding: 1.2rem 3rem;
  border-radius: 0.7rem;
  color: white;
  background-color: orangered;
  cursor: pointer;
  transition: background-color 0.2s;
}

.btn-country:hover {
  background-color: #e03000;
}

/* === ERROR === */
.error {
  color: orangered;
  font-size: 1.6rem;
  margin-top: 2rem;
}

.images {
  display: flex;
}

.images img {
  display: block;
  width: 80rem;
  margin: 4rem;
}

.images img.parallel {
  width: 40rem;
  margin: 2rem;
  border: 3rem solid white;
  box-shadow: 0 2rem 5rem 1rem rgba(0, 0, 0, 0.1);
}