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

:root {
  --primary-color: #131318;
  --secondary-color: #e1e1e6;
  --tertiary-color: #065e7c;
  --quaternary-color: #4a808c;
  --quinary-color: #092d38;

  --primary-font: "Roboto", sans-serif;
  --secondary-font: "Roboto Mono", monospace;

  --primary-font-size: 1.6rem;
  --secondary-font-size: 1.4rem;

  --primary-font-weight: 400;
  --secondary-font-weight: 700;

  font-size: 62.5%;
  line-height: 160%;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

body {
  font-family: var(--primary-font);
  background-color: #131318;
  color: #e1e1e6;
  font-size: 1.6rem;
}

main {
  box-shadow: -2px 15px 2rem 0px rgb(0 0 0 / 50%);
  border: 2px solid var(--quaternary-color);
  border-radius: 2rem;
  overflow: hidden;
}

#app {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */

header {
  padding: 7rem 0 7rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

header img {
  max-width: 18.6rem;
  max-height: 3.2rem;
  box-shadow: 0px 1px 4rem 17px rgb(0 0 0 / 50%);
}

/* search */

.search {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  box-shadow: 0px 1px 2rem -1px rgb(0 0 0 / 50%);
}

.search input {
  width: 462px;
  height: 48px;
  padding: 0 16px;
  border: 0;
  border-radius: 0.5rem;
  color: var(--secondary-color);
  background-color: #06181c;
}

::placeholder {
  /* Chrome, Firefox, Opera, Safari 10.1+ */
  color: #7c7c8a;
}

:-ms-input-placeholder {
  /* Internet Explorer 10-11 */
  color: #7c7c8a;
}

::-ms-input-placeholder {
  /* Microsoft Edge */
  color: #7c7c8a;
}

.search button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  width: 17rem;
  height: 4.8rem;
  border: 0;
  border-radius: 0.5rem;
  background-color: var(--tertiary-color);
  color: var(--secondary-color);
  font-weight: var(--secondary-font-weight);
  font-size: var(--secondary-font-size);
  text-transform: uppercase;
  transition: 290ms;
  cursor: pointer;
}

.search button:hover {
  background-color: var(--secondary-color);
  color: var(--tertiary-color);
}

.search button:hover svg path {
  fill: var(--tertiary-color);
}

.search button:active {
  background-color: var(--quinary-color);
}

/* table */

.empty-state {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6rem;
  height: 56rem;
  font-size: 4rem;
  box-shadow: -2px 15px 2rem 0px rgb(0 0 0 / 50%);
  font-family: var(--secondary-font);
  color: #4e5455;
  background-color: #030b0d;
}

.empty-state svg {
  width: 200rem;
  height: 20rem;
}

table * {
  font-size: 2rem;
  font-weight: 700;
}

table {
  width: 100%;
  border: 1px solid var(--quaternary-color);
  border-collapse: collapse;
  border-radius: 1.2rem 1.2rem 0 0;
  overflow: hidden;
  box-shadow: 0px 1px 2rem -1px rgb(0 0 0 / 50%);
  background: var(--quinary-color);
}

table tr:nth-child(odd) {
  background: #030b0d;
}
table tr:nth-child(even) {
  background: #06181c;
}
table tr:nth-child(odd):hover {
  background: #040f11;
}
table tr:nth-child(even):hover {
  background: #030b0dc0;
}

table th {
  background: var(--quinary-color);
  padding: 1.6rem;
  text-align: left;
}

table th:nth-child(1) {
  padding-left: 2.2rem;
}

table td {
  padding: 1.6rem;
  text-align: left;
}

tr + tr {
  border: 1px solid var(--quaternary-color);
}

td.user {
  display: flex;
  align-items: center;
  gap: 1rem;
}

td.user a {
  color: var(--secondary-color);
  text-decoration: none;
}

td.user span {
  font-weight: 400;
}

td.repositories,
td.followers,
td.action {
  text-align: center;
}

tr th:nth-child(2),
tr th:nth-child(3) {
  text-align: center;
}

td.user img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  margin-right: 1rem;
  object-fit: cover;
}

td .btn-remove {
  background: none;
  color: #f75a68;
  border: none;
  font-weight: 700;
  cursor: pointer;
}

td .btn-remove:hover {
  color: #eb4351;
}

td .btn-remove:active {
  color: #a50f1f;
}

/* footer */

footer {
  padding: 5rem 0;
  display: grid;
  justify-content: center;
  text-shadow: #00ffc9 1px 0px 12px;
  letter-spacing: 0ch;
}

footer a {
  color: #c7c530;
  font-weight: 700;
  text-decoration: none;
}