/* Lucy Studio docs skin */
:root {
  --lucy-bg: #090a0c;
  --lucy-bg-soft: #101319;
  --lucy-border: rgba(255, 255, 255, 0.1);
  --lucy-border-strong: rgba(255, 255, 255, 0.2);
  --lucy-text: rgba(255, 255, 255, 0.96);
  --lucy-muted: rgba(255, 255, 255, 0.74);
  --lucy-faint: rgba(255, 255, 255, 0.52);
  --lucy-accent: #0dc6ff;
}

[data-md-color-scheme="default"],
[data-md-color-scheme="slate"] {
  --md-default-bg-color: var(--lucy-bg);
  --md-default-fg-color: var(--lucy-text);
  --md-default-fg-color--light: var(--lucy-muted);
  --md-default-fg-color--lighter: var(--lucy-faint);
  --md-primary-fg-color: #0a0c10;
  --md-primary-bg-color: #ffffff;
  --md-accent-fg-color: var(--lucy-accent);
  --md-typeset-a-color: #81d7ff;
  --md-code-bg-color: #111a25;
  --md-code-fg-color: #ddf4ff;
}

html,
body {background: var(--lucy-bg);}

body {
  font-family: "Pretendard", "Noto Sans KR", "Apple SD Gothic Neo", sans-serif;
  background:
    radial-gradient(980px 420px at 14% -12%, rgba(14, 129, 255, 0.14), transparent 65%),
    radial-gradient(760px 360px at 100% 100%, rgba(3, 201, 255, 0.1), transparent 72%),
    var(--lucy-bg);
}

.md-main,.md-container {background: transparent;}
.md-main__inner {margin-top: 0;padding-top: 1rem;}
.md-grid {max-width: 1420px;}
.md-tabs {display: none;}
.lucy-header.md-header {position: sticky;top: 0;z-index: 10;padding:24px 0;background: rgba(8, 10, 13, 0.9);box-shadow: none;backdrop-filter: blur(10px);}
/* 
.lucy-header::before {
  content: "";
  position: absolute;
  right: 7px;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #1ed760;
}

.lucy-header::after {
  content: "";
  position: absolute;
  right: 9px;
  top: 14px;
  width: 2px;
  height: 34px;
  border-radius: 999px;
  background: rgba(0, 204, 255, 0.8);
} */
.lucy-header .md-header__inner{align-items:center;}
.lucy-header .lucy-logo{
  width:auto;
  height:auto;
  margin:0;
  text-indent:0;
  background:none;
  display:inline-flex;
  align-items:center;
  gap:0.48rem;
  color:#f2f5f9;
  font-size:1.45rem;
  font-weight:750;
  letter-spacing:-0.01em;
  text-decoration:none;
}
.lucy-header .lucy-logo__icon{
  width:1.1rem;
  height:1.1rem;
  display:block;
}
.lucy-header .lucy-logo__text{
  line-height:1;
}
.lucy-header .md-header__button.md-logo img{height:1.05rem;}
.lucy-header .md-header__topic{font-size:1.72rem;font-weight:750;letter-spacing:-0.01em;color:#f2f5f9;}
.lucy-header__right{margin-left:auto;display:flex;align-items:center;gap:28px;}
.lucy-search{display:flex;align-items:center;gap:0.5rem;}
.lucy-search__input{width:260px;height:42px;border-radius:6px;border:1px solid #d2dae8;background:#f7f9fc;color:#111827;padding:0 0.7rem;outline:none;font-size:0.76rem;}
.lucy-search__input::placeholder{color:#5d6470;}
.lucy-search__input:focus{border-color:#62c8ff;box-shadow:0 0 0 3px rgba(33, 149, 243, 0.2);}
.lucy-search__btn{height:42px;padding:0 0.7rem;border-radius:6px;border:1px solid var(--lucy-border-strong);background:#11141a;color:#f4f6f8;font-size:16px;cursor:pointer;}
.lucy-search__btn:hover{border-color:#ffffff66;}
.lucy-cta{width:145px;height:42px;display:inline-flex;align-items:center;justify-content:center; font-size:18px;font-weight:700;color:#fff; border:1px solid transparent;border-radius:20px;background-image:linear-gradient(#181818, #181818), linear-gradient(135deg,#ec7100, #8a2be2, #00bfff, #ec7100);background-origin:border-box;background-clip:content-box, border-box;background-size:100% 100%, 300% 300%;background-position:0 0, 0% 50%; overflow:hidden;}
.lucy-cta:hover{border-color:#59deff;background:rgba(89, 222, 255, 0.08);}

/* .md-sidebar--primary {
  border-right: 1px solid var(--lucy-border);
}

.md-sidebar--secondary {
  border-left: 1px solid var(--lucy-border);
} */

.md-sidebar--primary .md-sidebar__scrollwrap,
.md-sidebar--secondary .md-sidebar__scrollwrap {
  background: transparent;
}

.md-sidebar .md-sidebar__inner {
  padding-top: 0.9rem;
}

.md-sidebar--primary .md-nav--primary > .md-nav__title {
  display: none;
}

.md-nav__item {
  margin-top: 0.12rem;
}

.md-nav__item--nested > .md-nav__link {
  cursor: pointer;
}

.md-nav__item--section > .md-nav__link {
  color: #edf2f9;
  font-size: 0.8rem;
  font-weight: 600;
  margin-top: 0.34rem;
}

/* Primary sidebar: vertical guide line + active thick segment */
.md-sidebar--primary .md-nav--primary .md-nav[data-md-level="1"] > .md-nav__list {
  margin: 0.2rem 0 0.14rem 0.66rem;
  padding-left: 0.62rem;
  border-left: 1px solid rgba(255, 255, 255, 0.34);
}

.md-sidebar--primary .md-nav--primary .md-nav[data-md-level="1"] > .md-nav__list > .md-nav__item {
  position: relative;
}

.md-sidebar--primary .md-nav--primary .md-nav[data-md-level="1"] > .md-nav__list > .md-nav__item > .md-nav__link {
  padding-left: 0.08rem;
}

.md-sidebar--primary .md-nav--primary .md-nav[data-md-level="1"] > .md-nav__list > .md-nav__item--active::before {
  content: "";
  position: absolute;
  left: calc(-0.62rem - 2px);
  top: -0.38rem;
  bottom: -0.38rem;
  width: 4px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.94);
}

.md-nav__link {
  color: var(--lucy-muted);
  font-size: 0.78rem;
  padding-top: 0.36rem;
  padding-bottom: 0.36rem;
}

.md-nav__link:hover {
  color: #ffffff;
}

.md-nav__item--active > .md-nav__link,
.md-nav__item--active > .md-nav__link:hover {
  color: #ffffff;
  font-weight: 650;
}

.md-sidebar--secondary .md-nav__title {
  color: #f5f7fb;
  font-weight: 650;
  font-size: 0.8rem;
  padding-bottom: 0.6rem;
}

.md-sidebar--secondary .md-nav__item .md-nav__link {
  font-size: 0.74rem;
  color: var(--lucy-muted);
}

/* Secondary sidebar (TOC): vertical guide + active thick segment */
.md-sidebar--secondary .md-nav--secondary .md-nav__list {
  margin: 0.18rem 0 0.14rem 0.58rem;
  padding-left: 0.62rem;
  border-left: 1px solid rgba(255, 255, 255, 0.3);
}

.md-sidebar--secondary .md-nav--secondary .md-nav__item {
  position: relative;
}

.md-sidebar--secondary .md-nav--secondary .md-nav__item > .md-nav__link {
  position: relative;
  padding-left: 0.08rem;
}

.md-sidebar--secondary .md-nav--secondary .md-nav__item--active > .md-nav__link::before,
.md-sidebar--secondary .md-nav--secondary .md-nav__link--active::before {
  content: "";
  position: absolute;
  left: calc(-0.62rem - 2px);
  top: -0.24rem;
  bottom: -0.24rem;
  width: 3px;
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.92);
  z-index: 1;
}

.md-content{max-width:900px;}
.md-content__inner{margin:0 auto;padding-top:0.5rem;padding-bottom:3.8rem;}
.md-typeset{font-size:18px;line-height:1.5;color:var(--lucy-muted);}
.md-typeset h1 {font-size:28px;font-weight:500;color:#fff; margin:0 0 8px;}
.md-typeset h2 {font-size:28px;font-weight:500;color:#fff; margin:50px 0 8px;}
.md-typeset h3 {font-size:24px;font-weight:700;color:#f2f5f9; margin:50px 0 8px;}
.md-typeset p{margin:8px 0;}
.md-typeset p,
.md-typeset li {color:var(--lucy-muted);}
[dir=ltr] .md-typeset ol,
[dir=ltr] .md-typeset ul{margin:0;}
[dir=ltr] .md-typeset ol li ol, 
[dir=ltr] .md-typeset ol li ul, 
[dir=ltr] .md-typeset ul li ol, 
[dir=ltr] .md-typeset ul li ul{margin:0;}
.md-typeset ol li,
.md-typeset ul li{margin-bottom:0;}
.md-typeset ul li::marker {font-size:80%; color:rgba(255, 255, 255, 0.66);}
[dir=ltr] .md-typeset blockquote{padding:10px 24px; border:0;border-radius:6px;background-color:#193C47;}
[dir=ltr] .md-typeset blockquote p{margin:0; font-size:14px;color:#fff;}

/* Inline code */
.md-typeset :not(pre) > code {
  color: #a6e9ff;
  background: linear-gradient(180deg, rgba(17, 28, 43, 0.95), rgba(12, 21, 32, 0.95));
  border: 1px solid rgba(115, 199, 255, 0.35);
  border-radius: 0.36rem;
  padding: 0.14em 0.42em;
  font-size: 0.83em;
  font-weight: 600;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.03);
}

/* Fenced code block */
.md-typeset .highlight {
  background: linear-gradient(180deg, rgba(14, 22, 34, 0.98), rgba(10, 16, 25, 0.98));
  border: 1px solid rgba(110, 194, 255, 0.28);
  border-radius: 10px;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.26);
}

.md-typeset .highlight pre {
  background: transparent;
  margin: 0;
  padding: 0.94rem 1rem;
}

.md-typeset .highlight code {
  color: #e7f7ff;
  font-size: 0.82rem;
  line-height: 1.65;
}

.md-typeset .highlight .md-clipboard {
  color: #b9ecff;
}


.lucy-footer {background:linear-gradient(180deg,rgba(9, 10, 12, 0) 0%,rgba(9, 10, 12, 0.95) 21%,rgba(9, 10, 12, 1) 100%);}
.lucy-footer__brand{margin:80px 0; display:flex;flex-direction:column;align-items:center;justify-content:center;}
.lucy-footer__brand h1{
  margin:0;
  color:#f4f7fa;
  font-size:clamp(4.4rem, 9vw, 7.2rem);
  font-weight:800;
  letter-spacing:-0.045em;
  text-shadow:0 12px 35px rgba(0, 0, 0, 0.45);
}
.lucy-footer__brand-line {color:#f4f7fa;font-size:clamp(4.4rem, 9vw, 7.2rem);font-weight:800;letter-spacing:-0.045em;text-shadow:0 12px 35px rgba(0, 0, 0, 0.45);}
.lucy-footer__meta{padding-bottom:24px !important; display: flex;align-items: center;justify-content: space-between;gap: 1rem;}

.lucy-footer__copyright {
  margin: 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.72rem;
}

.lucy-footer__social {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.lucy-footer__social-link{
  width:auto;
  height:auto;
  text-indent:0;
  opacity:.78;
  color:rgba(255, 255, 255, 0.76);
  text-decoration:none;
  font-size:0.78rem;
  letter-spacing:0.02em;
  background:none !important;
  transition: color 0.2s ease, transform 0.2s ease;
}


.lucy-footer__social-link:hover {
  opacity:1;
  color:#fff;
  transform: translateY(-1px);
}

/* Disable Material prev/next pager in default footer */
.md-footer__inner {
  display: none !important;
}

@media screen and (min-width: 76.25em) {
  :root {
    --lucy-header-h: 60px;
    --lucy-outer-gap: clamp(8px, 0.95vw, 16px);
    --lucy-leftbar-w: clamp(208px, 18.4vw, 292px);
    --lucy-rightbar-w: clamp(21ch, calc(8.8vw + 12ch), 31ch);
    --lucy-side-gap: clamp(22px, 2.1vw, 34px);
  }

  .lucy-header .md-header__inner.md-grid,
  .md-main__inner.md-grid,
  .lucy-footer__meta.md-grid {
    max-width: none;
    margin: 0;
  }

  .lucy-header .md-header__inner {
    padding: 0 clamp(10px, 1.4vw, 18px);
  }

  .md-main__inner {
    padding-left: 0;
    padding-right: 0;
  }

  .md-sidebar--primary,
  .md-sidebar--secondary {
    position: fixed;
    top: calc(var(--lucy-header-h) + clamp(6px, 0.75vw, 12px));
    bottom: clamp(8px, 0.9vw, 14px);
    z-index: 4;
    margin: 0;
  }

  .md-sidebar--primary {
    left: var(--lucy-outer-gap);
    width: var(--lucy-leftbar-w);
  }

  .md-sidebar--secondary {
    right: var(--lucy-outer-gap);
    width: var(--lucy-rightbar-w);
  }

  .md-sidebar--primary .md-sidebar__scrollwrap,
  .md-sidebar--secondary .md-sidebar__scrollwrap {
    height: 100%;
    padding: 0.35rem clamp(0.32rem, 0.48vw, 0.54rem) 1rem;
  }

  .md-sidebar--primary .md-nav__link .md-ellipsis,
  .md-sidebar--secondary .md-nav__link .md-ellipsis {
    white-space: normal;
    overflow: visible;
    text-overflow: clip;
    word-break: keep-all;
    overflow-wrap: normal;
  }

  .md-sidebar--primary .md-nav__item--section > .md-nav__link {
    font-size: clamp(0.63rem, 0.46vw, 0.72rem);
    font-weight: 590;
    margin-top: 0.28rem;
  }

  .md-sidebar--primary .md-nav__link {
    font-size: clamp(0.62rem, 0.43vw, 0.7rem);
    line-height: 1.34;
  }

  .md-sidebar--secondary .md-nav__title {
    font-size: clamp(0.62rem, 0.43vw, 0.72rem);
  }

  .md-sidebar--secondary .md-nav__item .md-nav__link {
    font-size: clamp(0.61rem, 0.42vw, 0.72rem);
    line-height: 1.34;
  }

  .md-sidebar--secondary .md-nav__item .md-nav__link .md-ellipsis {
    max-inline-size: none;
    white-space: nowrap;
  }

  .md-content {
    max-width: none;
    margin-left: calc(var(--lucy-outer-gap) + var(--lucy-leftbar-w) + var(--lucy-side-gap));
    margin-right: calc(var(--lucy-outer-gap) + var(--lucy-rightbar-w) + var(--lucy-side-gap));
  }

  .md-content__inner {
    max-width: min(69vw, 930px);
    margin: 0 auto;
    padding-left: clamp(0.2rem, 0.5vw, 0.55rem);
    padding-right: clamp(0.2rem, 0.5vw, 0.55rem);
  }

  .lucy-footer__meta {
    padding: 0 80px;
  }
}

@media screen and (max-width: 76.234375em) {
  .lucy-header .md-header__topic {
    font-size: 1.05rem;
  }

  .lucy-search__input {
    width: 180px;
  }

  .md-content {
    max-width: 100%;
  }

  .lucy-footer__brand {
    min-height: 260px;
  }
}

@media screen and (max-width: 59.984375em) {
  .lucy-header::before,
  .lucy-header::after {
    display: none;
  }
  .lucy-header .lucy-logo{font-size:1rem;gap:0.34rem;}
  .lucy-header .lucy-logo__icon{width:0.92rem;height:0.92rem;}

  .lucy-header .md-header__inner {
    min-height: 41px;
  }

  .lucy-search__btn {
    display: none;
  }

  .lucy-search__input {
    width: 148px;
    height: 31px;
  }
  .md-header__button.md-logo{display: block;}
  .md-header__title{display:none;}
  .lucy-cta {
    width:110px;
    height: 31px;
    font-size: 0.71rem;
  }
  .md-content {
    padding:0 4vw;
  }
  .md-typeset{font-size:4vw;}
  .md-typeset h1 {font-size: 5.6vw;margin:0 0 1.6vw;}
  .md-typeset h2 {font-size: 5.6vw;margin:10vw 0 1.6vw;}
  .md-typeset h3 {font-size: 5.6vw;margin:10vw 0 1.6vw;}


  .lucy-footer__meta {padding: 0 40px;align-items:center;}
  .lucy-footer__brand{margin:16vw 0;min-height:auto;}
  .lucy-footer__brand h1{font-size:clamp(3.2rem, 16vw, 4.8rem);}
  
}

@media screen and (max-width: 44.984375em) {
  .lucy-search {
    display: none;
  }

  .lucy-header .md-header__topic {
    font-size: 0.98rem;
  }


  .lucy-footer__brand-line {
    font-size: clamp(3.2rem, 16vw, 4.8rem);
  }

  .lucy-footer__meta {
    min-height: auto;
    padding: 0.9rem 1rem 1.1rem;
    flex-direction: column;
  }

  .lucy-footer__social {
    gap: 0.88rem;
  }
  .lucy-footer__meta {
    padding: 0 40px;
  }
}