@charset "UTF-8";
@import "./reset.css";
@import "./variable.css";
@import "./py.css";

@font-face {
  font-family: "Pretendard";
  src: url("../font/Pretendard-Regular.woff") format("woff");
  font-weight: 400;
  font-style: normal;
}

@font-face {
  font-family: "Pretendard";
  src: url("../font/Pretendard-Bold.woff") format("woff");
  font-weight: 700;
  font-style: bold;
}

html {
  font-size: 62.5%;
}

/* 화면 최소 너비 320px로 고정 */
body {
  min-width: 320px;
  font-family: "Pretendard", sans-serif;
  font-size: clamp(1.4rem, 1.1428571429vw, 1.6rem);
  line-height: 1.4;
  letter-spacing: -0.01em;
  background: var(--ColorBg);
  color: var(--ColorWhite);
}

hr {
  border-top: 1px solid rgba(0, 0, 0, 0.3);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  border-width: 1px 0;
  margin: 3rem 0;
}

code:not(pre code) {
  color: var(--ColorWhite);
  background-color: rgba(0, 0, 0, 0.25);
  font-size: 0.95em;
  padding: 0.1em 0.3em;
  margin: 0 0.1em;
  border-radius: 3px;
}

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

header {
  min-width: 320px;
  display: flex;
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  height: 6rem;
  background: var(--ColorDeep);
  z-index: 100;
}

header div {
  position: relative;
  display: flex;
  width: 100%;
  height: 6rem;
  padding: 0 2rem 0 7.2rem;
  align-items: center;
}

@media (min-width: 2000px) {
  header div {
    width: 65%;
    margin: 0 auto;
    padding: 0;
  }
}

@media (max-width: 390px) {
  header div {
    position: relative;
    display: flex;
    width: 60%;
    align-items: center;
    margin: 0 auto;
  }
}

header h1 {
  display: flex;
  align-items: center;
  margin: auto auto auto 0;
  max-width: 15%;
  min-width: 240px;
}

header .logo {
  height: auto;
}

@media (min-width: 2000px) {
  header .logo {
    margin-left: 5rem;
  }
}

@media (max-width: 446px) {
  header .logo {
    width: 80%;
  }
}

@media (max-width: 390px) {
  header .logo {
    display: none;
  }
}

header .btn-fold {
  position: absolute;
  left: 2rem;
  width: 4rem;
  height: 4rem;
  color: var(--ColorBg);
  background: var(--ColorBg);
  overflow: hidden;
  border-radius: var(--borderRadius);
  border: 1px solid rgba(0, 0, 0, 0.5);
}

.btn-fold::after {
  content: "";
  display: block;
  width: 100%;
  height: 100%;
  background: url(../img/arrow.webp) no-repeat 50% 50%/80%;
  position: absolute;
  top: 0;
  left: 0;
  transform: rotate(180deg);
  transition: all 0.3s;
}

@media (min-width: 2000px) {
  header .btn-fold {
    left: 0;
  }
}

@media (max-width: 390px) {
  header .btn-fold {
    left: 0;
  }
}

/* select, btn 높이값 통일 */
header select,
header .cta-btn {
  box-sizing: border-box;
  height: 40px;
}

nav {
  flex: 0 0 28rem;
  background: var(--ColorDeep);
  display: none;
  overflow-y: scroll;
}

nav::-webkit-scrollbar {
  width: 5px;
}

nav::-webkit-scrollbar-thumb {
  background-color: rgba(255, 255, 255, 0.3);
  border-radius: 5px;
}

nav::-webkit-scrollbar-track {
  background: var(--ColorDeep);
}

nav ol {
  width: 100%;
  padding: 1em;
  box-sizing: border-box;
}

nav ol li {
  border-bottom: 1px solid rgba(0, 0, 0, 0.25);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.9em;
}

nav ol li:first-child {
  border-top: none;
}

nav ol li:last-child {
  border-bottom: none;
}

nav ol li a {
  padding: 1rem;
  display: block;
  transition: all 0.3s;
  color: rgba(255, 255, 255, 0.6);
}

nav ol li a.active {
  font-weight: bold;
  background: rgba(0, 0, 0, 0.1);
}

nav ol li a:not(.active):hover {
  color: var(--ColorWhite);
  background: rgba(0, 0, 0, 0.2);
}

.menu-on .question-nav {
  display: block;
  z-index: 80;
}

.menu-on .btn-fold::after {
  transform: rotate(0deg);
}

header .menu-list {
  position: absolute;
  top: 65px;
  right: 10px;
  width: 240px;
  height: auto;
  overflow: hidden;
  border-radius: 6px;
  padding: 8px 0;
}
.menu-list hr {
  border-bottom: 1px solid var(--ColorBg);
  margin: 8px 0;
}

.menu-list .menu-title {
  font-weight: 600;
  font-size: 1.2rem;
  padding: 4px 0 4px 16px;
  margin-bottom: 4px;
}

.hamburger-btn {
  /* display: none; */
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: url("../img/icon/icon-hamburger.svg") no-repeat center / 2.8rem;
  &.is-active,
  &:hover {
    background-color: #3b4d7d;
  }
}

@media (max-width: 900px) {
  .hamburger-btn {
    display: inline-block;
  }
}

.cta-btn {
  padding: 0.5em 1em;
  background: var(--ColorMain);
  font-weight: bold;
  border-radius: 3px;
  display: flex;
  align-items: center;
  margin-left: 10px;
}

.btn-download {
  display: inline-block;
  line-height: 1.4;
}
.btn-download::before {
  content: "";
  width: 2rem;
  height: 2rem;
  margin-right: 0.8rem;
  background: url("../img/icon/icon-download.svg") no-repeat 50% 50% / contain;
}

.menu-item .btn-exec::before {
  content: "";
  width: 2rem;
  height: 2rem;
  margin-right: 0.8rem;
  background: url("../img/icon/icon-link.svg") no-repeat 50% 50% / contain;
}

@media (max-width: 900px) {
  .cta-btn {
    display: none;
  }
}

.lang-selector {
  background-color: var(--ColorWhite);
  cursor: pointer;
  appearance: none;
  padding-right: 40px;
  position: relative;
  background: #fff url(../img/select.svg) no-repeat calc(100% - 0.5em) 50% /
    0.8em;
  margin-left: 0;
}

.btn-algoview {
  position: relative;
}

.btn-algoview:hover::after {
  content: "💡 Algoview는 알고리즘 문제 분석 오픈소스 프로젝트입니다.";
  display: block;
  position: absolute;
  top: 120%;
  left: 0;
  width: 300px;
  font-size: 12px;
  color: var(--ColorBg);
  background-color: var(--ColorWhite);
  border-radius: 3px;
  padding: 3px;
  pointer-events: none;
}

@media (max-width: 446px) {
  .btn-exec {
    padding: 1em 1em;
    white-space: nowrap;
  }
  .menu-item {
    font-size: 1rem;
  }

  .hamburger-btn {
    width: 30px;
    height: 30px;
  }

  .hamburger-btn img.close {
    width: 15px;
    height: 15px;
  }
}

@media (max-width: 390px) {
  .btn-exec {
    position: absolute;
    padding: 1em 1em;
    right: 0;
    white-space: nowrap;
  }
}

header .menu-nav {
  /* display: none; */
}

header .menu-nav.is-active {
  display: block;
}

.menu-list {
  display: none;
  background: var(--ColorDeep);
  padding: 8px;
  box-shadow: 0px 4px 20px 0px rgba(0, 0, 0, 0.04);
}

.menu-list.active {
  display: block;
}

.menu-list .menu-item {
  color: var(--ColorWhite);
  font-size: 1.4rem;
  line-height: 2rem;
  width: 100%;
  overflow: hidden;
  border-radius: 3px;
  padding: 10px 20px;
}

.menu-list .menu-item:hover {
  background-color: rgba(0, 0, 0, 0.25);
}

.menu-list .menu-item:last-child {
  margin-bottom: 0;
}

.menu-list .menu-item a,
.menu-list .menu-item button {
  display: flex;
  width: 100%;
  color: rgba(255, 255, 255, 0.8);
  text-align: center;
}

.menu-list .menu-item a {
  box-sizing: border-box;
}

@media (max-width: 1024px) {
  .editor {
    width: 100% !important;
  }

  nav {
    box-shadow: rgba(0, 0, 0, 0.45) 0px 25px 20px -20px;
  }
}

@media (max-width: 1200px) {
  .menu-on.container .contents main {
    height: 100%;
  }

  .menu-on.container .contents main section {
    width: 100%;
    float: none;
  }
}

@media (min-width: 1026px) and (max-width: 1200px) {
  .editor .CodeMirror {
    max-width: calc(100vw - 28rem - (3rem * 2));
  }

  .menu-off-CodeMirror {
    max-width: 563px;
  }

  .menu-on-CodeMirror {
    width: 845px;
  }
}

.container .contents {
  display: flex;
  width: 100%;
}

@media (min-width: 1200px) and (max-width: 2000px) {
  .menu-on.container .contents main section.description {
    min-height: Calc(100vh - 60px);
  }
}

@media (min-width: 2000px) {
  .container .contents {
    width: 65%;
    margin: 0 auto;
  }
}

.container .contents main {
  flex-grow: 1;
  margin-top: 6rem;
}

.container .contents main section {
  box-sizing: border-box;
  padding: 3rem;
}

@media (min-width: 1025px) {
  .container .contents main {
    min-height: Calc(100vh - 120px);
  }

  .container .contents main section {
    width: 50%;
    float: left;
  }

  .menu-on.container .contents main section.description {
    min-height: 100%;
  }

  nav {
    margin-top: 6rem;
    position: sticky;
    top: 6rem;
    left: 0;
    height: Calc(100vh - 6rem);
  }
}

.container .contents main section.description {
  background: rgba(255, 255, 255, 0.03);
}

.container .contents main section.editor {
  position: sticky;
  top: 0;
  right: 0;
}

@media (min-width: 2000px) {
  .container .contents main section.description {
    height: 100%;
  }

  .container .contents main section.editor {
    padding-right: 0;
  }
}

@media (min-width: 1025px) {
  .container .contents main section.editor {
    top: 6rem;
  }
}

.editor .timer-container {
  position: relative;
  width: fit-content;
  height: 44px;
  box-sizing: border-box;
  padding: 0.4rem 0.8rem 0.4rem 0.4rem;
  margin: 0 0.2rem 0 auto;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  border-radius: 10px;
  background-color: rgba(0, 0, 0, 0.2);
}

.editor .timer-container .timer-time {
  padding: 0.4rem 2rem;
  margin: 0.2rem;
  border-radius: 5px;
  display: flex;
  gap: 0.4rem;
}

.editor .timer-container .timer-time span {
  display: inline-block;
  width: 20px;
}

.editor .timer-container button {
  display: flex;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.2);
  padding: 0.6rem 0.6rem;
  border-radius: 3px;
  transition: 0.1s ease-in-out;
}

.editor .timer-container button:hover {
  background-color: rgba(255, 255, 255, 0.4);
}

.editor .timer-container .btn-container {
  position: relative;
  width: fit-content;
}

.editor .timer-container .btn-play {
  position: relative;
  top: 0;
  left: 0;
}

.editor .timer-container .btn-pause {
  position: absolute;
  top: 0;
  left: 0;
  visibility: hidden;
}

.editor .timer-container img {
  width: 60%;
}

.editor .timer-line {
  margin: 0.4rem 0 29px;
}

.description {
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.85);
}

.description h1,
.description h2,
.description h3,
.description h4 {
  font-weight: bold;
  margin-bottom: 0.3em;
  color: var(--ColorWhite);
}

/* 제목 */
.que-tit1 {
  font-size: 1.3em;
  margin-bottom: 0.3em;
  font-weight: bold;
  line-height: 1.4;
}
.que-tit2 {
  font-weight: bold;
  margin: 4rem 0 1rem;
}
.que-tit1 + .que-tit2 {
  margin-top: 1rem;
}

.que-tit1::before {
  content: "";
  display: inline-block;
  width: 0.4rem;
  height: 0.6em;
  background: var(--ColorMain);
  margin-right: 0.6em;
  border-top: 0.4rem solid rgba(255, 255, 255, 0.8);
}

.description p {
  margin: 2rem 0 1.4rem;
}

.description a {
  text-decoration: underline;
}

.description blockquote {
  padding: 0.5rem 1.2rem;
  margin: 2rem 0;
  border-left: 3px solid var(--ColorWhite);
  font-style: italic;
  font-weight: 700;
}

.description > ul.que-list:first-child {
  margin-bottom: 3rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.3);
  box-shadow: 0 2px 1px -1px rgba(255, 255, 255, 0.1);
  height: 48px;
  display: flex;
  align-items: center;
}

.description > .que-list > .que-ul-li {
  text-transform: uppercase;
  font-weight: bold;
}
.description .que-list {
  font-weight: normal;
}

.description > ul.que-list > li,
.description > ul.que-list ul {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.description > ul.que-list ul li {
  font-size: 0.9em;
  background: rgba(255, 255, 255, 0.1);
  padding: 0.3rem 1rem;
  border-radius: var(--borderRadius);
}

.description .que-list:not(:first-child) {
  margin: 1em 0 1.2em;
}

.description > ul.que-list > li,
.description > ul.que-list ul {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.description > ul.que-list ul li {
  font-size: 0.9em;
  background: rgba(255, 255, 255, 0.1);
  padding: 0.3rem 1rem;
  border-radius: var(--borderRadius);
}

.description .que-list:not(:first-child) .que-ul-li {
  position: relative;
  padding-left: 1em;
  line-height: 1.5;
}

.description ol.que-list {
  list-style-type: decimal;
  padding-left: 1.4rem;
}

.description .que-list:not(:first-child) .que-ol-li {
  position: relative;
  padding-left: 0;
  line-height: 1.5;
}

.description .que-list:not(:first-child) .que-ol-li:not(:first-child),
.description .que-list:not(:first-child) .que-ul-li:not(:first-child) {
  margin-top: 0.5rem;
}

.description .que-list:not(:first-child) .que-ul-li::before {
  content: "";
  position: absolute;
  top: 0.5em;
  left: 0;
  display: block;
  width: 0.4em;
  height: 0.4em;
  margin-right: 0.5em;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
}

.description .que-list:not(:first-child) .que-ul-li ul li::before {
  height: 0.2em;
  border-radius: 0;
}

.description pre {
  background: rgba(0, 0, 0, 0.1);
  padding: 2em;
  margin: 2rem 0;
  overflow-x: auto;
  white-space: pre-wrap;
}

.description figure {
  margin: 0 0 1rem 0;
}

.description figure figcaption {
  font-size: 0.9em;
  color: rgba(255, 255, 255, 0.7);
  margin: 0.4em 0.6rem;
}

.description figure figcaption::before {
  content: "▲";
  font-size: 0.6em;
  margin-right: 1em;
  vertical-align: middle;
}

.description table {
  border-top: 2px solid var(--ColorDark);
  text-align: center;
  color: rgba(255, 255, 255, 0.85);
  margin: 0.8rem 0;
}

.description table td,
.description table th {
  padding: 0.6em 1em;
}

.description table th {
  white-space: nowrap;
  font-weight: bold;
  background: rgba(0, 0, 0, 0.3);
}

.description table tr:nth-child(odd) {
  background: rgba(255, 255, 255, 0.05);
}

.description table td {
  border: 1px solid rgba(0, 0, 0, 0.3);
  border-width: 1px 0;
  text-align: left;
}

.editor {
  width: min(100%, 100vw - 6rem);
}

.editor .CodeMirror {
  width: 100%;
}

@media (min-width: 1201px) and (max-width: 1580px) {
  .editor .CodeMirror {
    max-width: 723px;
  }
}

@media (min-width: 1581px) {
  .editor .CodeMirror {
    max-width: 1212px;
  }
}

.editor .test-case {
  display: none;
}

.editor .btn-contain {
  padding-top: 2rem;
}

.editor .btn-contain #btn-run {
  background: var(--ColorMain);
  font-weight: bold;
  border-radius: 3px;
  height: 4.4rem;
  width: 100%;
}

.editor #result {
  margin-top: 2rem;
  border: 1px solid rgba(0, 0, 0, 0.4);
}

.editor #result h3 {
  font-weight: bold;
  padding: 1rem 2rem;
  background: rgba(0, 0, 0, 0.4);
}

.editor #result #result_info {
  padding: 2rem;
  color: rgba(999, 999, 999, 0.8);
}

.editor #result #result_info.result-info-none {
  display: none;
}

.editor #result #result_desc p {
  padding: 0 2rem;
}

.editor #result #result_desc p:first-child {
  margin-top: 2rem;
}

.editor #result #result_desc p:last-child {
  margin-bottom: 2rem;
}

.editor #result #result_desc p.que-result-error {
  color: var(--ColorNegative);
}

.editor #py-internal-0 {
  display: none;
}

.editor pre {
  background: none;
  border: none;
  width: 100%;
  box-sizing: border-box;
  padding: 2rem;
}

.editor .py-error {
  color: var(--ColorNegative);
}

footer {
  padding: 2rem;
  background: rgba(0, 0, 0, 0.1);
}

footer p {
  text-align: center;
  font-size: 0.9em;
}

@media (max-width: 1024px) {
  header .btn-fold {
    transform: rotate(90deg);
  }

  nav {
    position: fixed;
    top: 6rem;
    left: 0;
    width: 100%;
    max-height: 40rem;
    overflow-y: scroll;
    background: var(--ColorBg);
  }

  nav ol {
    background-color: rgba(0, 0, 0, 0.2);
  }

  .container .contents {
    display: block;
  }
}

@media (min-width: 900px) {
  .menu-nav,
  .menu-list {
    display: none;
  }
}

.result-pass {
  color: var(--ColorMain);
}

.result-fail {
  color: var(--ColorNegative);
}

.result-compare {
  color: rgba(255, 255, 255, 0.8);
}

/* 마크다운 코드블록 */
.code-text {
  color: var(--codeText);
}

.code-syntex {
  color: var(--codeText);
}

.code-syntex {
  color: var(--codeSyntex);
}

.code-builtinfunction {
  color: var(--codeBuiltinfunction);
}

/* result */
.checkPass {
  margin-top: 7px;
}

.result-compare {
  color: #bbb;
}

/* 문제 다 풀었을 때 */
.success::after {
  content: " ✔️";
}

.alert-banner.py-warning {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
}

/* 광고배너 */
.kg-carousel {
  margin: 2rem auto;
  display: flex;
  flex-wrap: nowrap;
  overflow: hidden;
  position: relative;
  width: 100%;
}

.kg-list {
  display: flex;
  flex-wrap: nowrap;
  /* overflow: auto; */
  position: relative;
  width: 100%;
}
.kg-list li {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  left: 0px;
  width: 100%;
  height: 100%;
  flex-shrink: 0;

  & a {
    width: 100%;
    height: 100%;
  }

  & img {
    width: 100%;
    height: 100%;
    display: block;
  }
}

.page-list {
  position: absolute;
  display: flex;
  gap: 8px;
  left: 50%;
  bottom: 0;
  transform: translate(-50%, -100%);
}

.page-list li {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  border: 1.5px solid var(--ColorLight);
  cursor: pointer;

  &.active {
    background-color: var(--ColorLight);
  }

  &:hover {
    background-color: var(--ColorLight);
  }
}

.btn-cont {
  position: absolute;
  width: 100%;
  height: fit-content;
  display: flex;
  justify-content: space-between;
  pointer-events: none;
  top: 50%;
  transform: translateY(-50%);
}

.btn-cont button {
  width: 6%;
  border: none;
  transition: all 0.2s;
  cursor: pointer;
  pointer-events: all;
  display: flex;
  justify-content: center;
  align-items: center;

  & img {
    width: 100%;
    display: block;
    transition: all 0.5s;

    &:hover {
      background-color: rgba(0, 0, 0, 0.2);
    }
  }

  &.prev {
    left: 0;
  }
  &.next {
    right: 0;
  }
}

.kg-carousel .btn-cont,
.kg-carousel .page-list {
  opacity: 0;
  transition: all 0.5s;
}
.kg-carousel:hover .btn-cont,
.kg-carousel:hover .page-list {
  opacity: 1;
}

@media (min-width: 1025px) and (max-width: 1580px) {
  .page-list li {
    width: 4px;
    height: 4px;
  }
}

@media (max-width: 768px) {
  .page-list {
    display: none;
  }
  .kg-carousel:hover .btn-cont {
    display: none;
  }
}

/* 인증서 */
.certif-btn {
  width: 4.2rem;
  height: 4.2rem;
  margin-right: 1.6rem;
  background: url("../img/icon/icon-medal.svg") no-repeat center / 2.8rem;
  border-radius: 1rem;

  &:hover,
  &.active {
    background-color: #3b4d7d;
  }
}
.certif-modal {
  position: absolute;
  display: none;
  flex-direction: column;
  gap: 2.8rem;

  top: 6.5rem;
  right: 2rem;
  width: 34rem;
  border-radius: 1rem;
  padding: 4rem 2.4rem 3.2rem;
  background-color: var(--ColorWhite);
  color: var(--ColorDark);
  &.active {
    display: flex;
  }
}
.certif-modal h2 {
  font-size: 1.6rem;
  line-height: 2.2rem;
  font-weight: 600;
}

.progress {
  display: flex;
  position: relative;
  padding: 3.2rem 0 0;
  gap: 1.2rem;
}
.progress .sub-tit {
  position: absolute;
  top: 0;
  left: 0;
  font-weight: 600;
}

.progress .solved-count {
  min-width: 6.2rem;
  height: 2.4rem;
  padding: 0 1.2rem;

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

  font-size: 1.2rem;
  line-height: 1.6rem;
  background-color: var(--ColorActivation);
  color: var(--ColorPrimary);
  border-radius: 0.4rem;
  text-align: center;

  & .solved {
    font-weight: 700;
  }
}

.progress .solved-progressbar {
  background-color: var(--ColorGrayLv2);
  height: 1.2rem;
  border-radius: 1.2rem;
  overflow: hidden;
  width: 100%;
  padding: 0;

  & .solved-progressbar-inner {
    padding: 0;
    width: 100%;
    height: 100%;
    transform-origin: left;
    background-color: var(--ColorGrayLv4);
  }
}

.label-username {
  display: none;
  margin-top: -0.8rem;
  flex-direction: column;
  gap: 0.8rem;
  font-weight: 600;

  &.active {
    display: flex;
  }

  input {
    border: 1px solid var(--ColorGrayLv2);
    padding: 1.1rem 2rem;
    border-radius: 1rem;
    &::placeholder {
      color: var(--ColorGrayLv3);
    }
  }
}

.certif-download-btn {
  background-color: var(--ColorPrimary);
  padding: 1.1rem;
  border-radius: 1rem;
  font-weight: 500;
  color: var(--ColorBackground);
  cursor: pointer;
  &:disabled {
    background-color: var(--ColorGrayLv2);
  }
}

.certif-modal .close-btn {
  position: absolute;
  width: 2rem;
  height: 2rem;
  top: 1.6rem;
  right: 1.6rem;
  background: url("../img/icon/icon-X.svg") no-repeat center / 1.6rem;
}