:root  > * {
  --md-primary-fg-color--light: #4051B5;
  --md-primary-fg-color--dark:  #12161b;
}

:root {
  --md-text-font: "ONEMobilePOP";
  --md-code-font: "Noto Mono";
}

:root {
  /* corrected path: use the existing logo.svg under docs/assets */
  --md-admonition-icon--card: url("../assets/logo.svg");
}
.md-typeset .admonition.card,
.md-typeset details.card {
  border-color: rgb(43, 155, 70);
}
.md-typeset .card > .admonition-title,
.md-typeset .card > summary {
  background-color: rgba(43, 155, 70, 0.1);
}
.md-typeset .card > .admonition-title::before,
.md-typeset .card > summary::before {
  background-color: rgb(43, 155, 70, 0);
  -webkit-mask-image: var(--md-admonition-icon--card);
          mask-image: var(--md-admonition-icon--card);
}

/* Card admonition: layout and sizing to match screenshot while preserving colors above */
.md-typeset .admonition.card,
.md-typeset details.card {
  border-radius: 8px;
  border: 2px solid rgba(255, 165, 0, 0.95); /* orange accent similar to screenshot */
  overflow: hidden;
  box-shadow: none;
}

.md-typeset .admonition.card > .admonition-title,
.md-typeset details.card > summary {
  display: flex;
  align-items: center;
  margin-top: 1rem;
  margin-left: 0.5rem;
  margin-right: 0.5rem;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background-color: rgba(255, 239, 219, 0.6); /* pale title background, keep color family */
}

.md-typeset .admonition.card > .admonition-title .admonition-icon,
.md-typeset details.card > summary .admonition-icon {
  width: 1.25rem;
  height: 1.25rem;
  flex: 0 0 1.25rem;
  display: inline-block;
  margin-right: 0.25rem;
}

/* Title text styling */
.md-typeset .admonition.card > .admonition-title .admonition-title-text,
.md-typeset details.card > summary .admonition-title-text {
  color: #6b2ca8; /* preserve purple heading tint seen in screenshot */
  font-size: 1.25rem;
  line-height: 1;
}

/* Make all admonition titles use normal font weight */
.md-typeset .admonition > .admonition-title,
.md-typeset details > summary,
.md-typeset .admonition .admonition-title .admonition-title-text,
.md-typeset details .admonition-title-text {
  font-weight: 400;
}

/* Content area */
.md-typeset .admonition.card > .admonition-content,
.md-typeset details.card > .admonition-content {
  padding: 1.25rem 1.25rem 1.5rem 1.25rem;
  background-color: rgba(255, 250, 245, 0.95); /* pale body background */
  color: inherit;
  font-size: 1.15rem;
}

html .md-typeset .admonition>:last-child, html .md-typeset details>:last-child {
  margin-top: 0.6rem;
  margin-bottom: 0.6rem;
  margin-left: 0.4rem;
  margin-right: 0.4rem;
}

.md-typeset .admonition.quote>:first-child {
  margin-top: 0.4rem;
  margin-bottom: 0.2rem;
}

.md-typeset .admonition, .md-typeset details {
  margin: 0.6rem 0;
}

html .md-typeset details>:first-child {
  margin-top: 0.2rem;
  margin-bottom: 0.2rem;
}

.md-nav__item--section>.md-nav__link,
.md-nav__title {
  font-weight: normal;
}

.md-typeset details.abstract {
    border-color: #81a9bb5c;
}

/* 특정 이모지 크기 키우기 및 정렬 개선 */
.big-emoji {
  display: inline-block !important; /* Ensure inline alignment */
  vertical-align: middle !important; /* Align with text */
  margin: 2px !important; /* Remove any extra margins */
  padding: 0 !important; /* Remove any extra padding */
  font-size: 2.5em !important;
  line-height: 1 !important; /* Prevent extra vertical space */
  border-radius: 999px;
}

.small-emoji {
  display: inline-block !important; /* Ensure inline alignment */
  vertical-align: middle !important; /* Align with text */
  margin: 2px !important; /* Remove any extra margins */
  padding: 0 !important; /* Remove any extra padding */
  font-size: 1.8em !important;
  line-height: 1 !important; /* Prevent extra vertical space */
  border-radius: 999px;
}

.medium-emoji {
  display: inline-block !important; /* Ensure inline alignment */
  vertical-align: middle !important; /* Align with text */
  margin: 2px !important; /* Remove any extra margins */
  padding: 0 !important; /* Remove any extra padding */
  font-size: 2.0em !important;
  line-height: 1 !important; /* Prevent extra vertical space */
}

/* MkDocs가 생성하는 이모지 이미지(<img>)나 SVG 자체의 정렬도 명시 */
span.big-emoji img,
span.big-emoji svg {
  display: inline-block !important;    /* keep image inline and allow vertical-align */
  vertical-align: middle !important; /* 이미지/SVG 자체의 수직 정렬 */
  line-height: 1 !important;
  border-radius: 999px; /* Make the image itself rounded */
  overflow: hidden; /* Ensure content stays within the rounded border */
}

/* Mirror the same rules for small-emoji so images/SVG scale and align the same way */
span.small-emoji img,
span.small-emoji svg {
  display: inline-block !important;
  vertical-align: middle !important;
  line-height: 1 !important;
  border-radius: 999px;
  overflow: hidden;
  /* Make images respect the surrounding font-size for consistent scaling */
  max-width: 1em !important;
  max-height: 1em !important;
  height: auto !important;
}

@font-face {
  font-family: "ONEMobilePOP"; 
  font-weight: normal; 
  font-style: normal;
  src: url("../assets/font/ONEMobilePOP.ttf");
}

@keyframes heart {
  0%, 40%, 80%, 100% {
    transform: scale(1);
  }
  20%, 60% {
    transform: scale(1.15);
  }
}
.heart {
  animation: heart 1000ms infinite;
}

.video-wrapper {
  position: relative;
  display: block;
  height: 0;
  padding: 0;
  overflow: hidden;
  padding-bottom: 56.25%;
}
.video-wrapper > iframe {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Simplified responsive video helper: use directly on an iframe
   Example: <iframe class="video" src="..." allowfullscreen></iframe> */
.video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 0;
}

/* Ensure pymdownx.tabbed labels are normal weight (override Material theme's bold rule)
   Use a highly-specific selector and !important as last-resort to beat theme CSS. */
.md-typeset .tabbed-set .tabbed-labels > label,
.md-typeset .tabbed-set .tabbed-labels > label span {
  font-weight: normal;
}

/* Also handle the alternate style (when labels are buttons/anchors) */
.md-typeset .tabbed-set .tabbed-labels > input + label,
.md-typeset .tabbed-set .tabbed-labels > input + label span {
  font-weight: normal;
}

.nav-icon {
  width: 18px;
  height: 18px;
  margin-right: 6px;
  vertical-align: middle;
}

/* Image + caption styling similar to the provided screenshot */

.md-typeset figure {
  display: block;
  justify-content: center;
  align-items: center;
  border-radius: 6px;
  overflow: hidden;
  border: 4px solid rgba(189, 252, 120, 0.25); /* subtle green outline */
  box-shadow: 0 6px 18px rgba(0,0,0,0.15);
  line-height: 0; /* remove inline whitespace gap between image and caption without changing display */
}

.md-typeset figure img {
  display: inline-block;
  height: auto;
  margin: 0;
  max-width: 100%;
  vertical-align: bottom; /* align image edge to remove descender gap */
}

.md-typeset figcaption {
  display: block;
  background-color: #493b3b; /* dark caption bar */
  color: #bfdc7f; /* light green caption text */
  text-align: center;
  align-content: center;
  padding: 0.3rem 0.6rem;
  font-weight: 100;
  font-size: 0.75rem;
  font-style: normal;
  margin: 0;
  max-width: none;
  height: 2rem;
  width: auto;
  text-overflow : ellipsis;
}

[data-md-color-scheme="slate"] .md-typeset figcaption {
  background-color: #2e3033;
}

.md-typeset p {
  margin: 0;
  font-weight: 100;
}

/* Global typography: apply to readable text nodes with higher specificity so
   we don't need !important. We scope via the presence of a theme data attribute
   on body and specifically target common content containers while excluding
   inline code and preformatted blocks. */
body[data-md-color-scheme] .md-typeset:not(.md-typeset--nospacing),
body[data-md-color-scheme] .md-content__inner .md-typeset,
body[data-md-color-scheme] .md-content__inner > * {
  /* Apply to normal text containers */
  --user-line-height: 1.8;
  --user-letter-spacing: 0.6px;
}

/* Concrete rules using the variables above for typical inline text elements */
body[data-md-color-scheme] .md-typeset p,
body[data-md-color-scheme] .md-typeset li,
body[data-md-color-scheme] .md-typeset blockquote,
body[data-md-color-scheme] .md-typeset td,
body[data-md-color-scheme] .md-typeset th,
body[data-md-color-scheme] .md-typeset figcaption,
body[data-md-color-scheme] .md-typeset .admonition-content {
  line-height: var(--user-line-height);
  letter-spacing: var(--user-letter-spacing);
}

.md-annotation__index:after {
  height: 2ch;
}

.md-typeset mark, .md-typeset ins.critic {
  padding: 0.1em 0.2em;
  background-color: #00ff8063;
}

.md-typeset__table {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.md-typeset table:not([class]) {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.md-nav__list {
  margin-top: 0.5rem;
  margin-bottom: 0.2rem;
}

.kj-record-wrap { color:#333; }
.kj-record { max-width:920px; margin:18px auto; background:#dff0b8; border-radius:8px; padding:18px; box-shadow:0 0 0 1px rgba(0,0,0,0.03) inset; border:1px solid rgba(0,0,0,0.06); }
.kj-record .kj-title { display:inline-block; background:#9fcf55; color:#0b2611; padding:8px 14px; border-radius:8px; box-shadow:0 2px 0 rgba(0,0,0,0.06); margin-bottom:14px; font-size:1.05rem; }

.kj-cards { display:flex; flex-direction:column; gap:12px; margin-top:6px; }
.kj-card { background:#fbf5ea; border-radius:8px; padding:14px; border:2px solid rgba(0,0,0,0.06); box-shadow:0 2px 0 rgba(0,0,0,0.04); }
.kj-card .kj-level { color:#5a4b2a; margin-bottom:8px; font-size:0.98rem; }
.kj-card .kj-text { color:#3b3b3b; line-height:1.6; white-space:pre-wrap; font-size:0.75rem; }

/* Decorative inner border like the sample */
.kj-card-inner { border:1px solid rgba(0,0,0,0.04); padding:10px; border-radius:6px; }

/* Accent left bar on each card */
.kj-card { position:relative; }
.kj-card::after { content:""; position:absolute; left:12px; top:12px; bottom:12px; width:4px; background:linear-gradient(#78b33b,#9fd85a); border-radius:3px; opacity:0.98; }
.kj-card .kj-level, .kj-card .kj-text { margin-left:26px; }

/* Higher specificity for Material's markdown container so rules reliably apply
   even if the theme has strong selectors targeting content area. */
.md-typeset .kj-cards { display:flex; flex-direction:column; gap:12px; margin-top:6px; }
.md-typeset .kj-card {
  background:#fbf5ea;
  border-radius:8px;
  padding:14px;
  border:2px solid rgba(0,0,0,0.06);
  box-shadow:0 2px 0 rgba(0,0,0,0.04);
  position:relative;
}
.md-typeset .kj-card .kj-level { color:#5a4b2a; margin-bottom:8px; font-size:0.98rem; }
.md-typeset .kj-card .kj-text { color:#3b3b3b; line-height:1.6; white-space:pre-wrap; font-size:0.75rem; }
.md-typeset .kj-card-inner { border:1px solid rgba(0,0,0,0.04); padding:10px; border-radius:6px; }
.md-typeset .kj-card::after { content:""; position:absolute; left:12px; top:12px; bottom:12px; width:4px; background:linear-gradient(#78b33b,#9fd85a); border-radius:3px; opacity:0.98; }
.md-typeset .kj-card .kj-level, .md-typeset .kj-card .kj-text { margin-left:26px; }

/* Slate/dark mode variant with higher specificity */
[data-md-color-scheme="slate"] .md-typeset .kj-card {
  background: #1d241b; /* darker panel in slate to match theme */
  border-color: rgba(78,143,90,0.06);
  box-shadow: none;
}
[data-md-color-scheme="slate"] .md-typeset .kj-card .kj-level,
[data-md-color-scheme="slate"] .md-typeset .kj-card .kj-text {
  color: #e6f7db;
}

/* Responsive tweaks */
@media (max-width:680px) {
  .kj-record { margin:12px; padding:12px; }
  .kj-card { padding:12px; }
  .kj-card::after { left:10px; }
  .kj-card .kj-level, .kj-card .kj-text { margin-left:22px; }
}

/* Light-mode (explicit) overrides so styles remain correct when theme sets the default scheme
   Material uses the [data-md-color-scheme="default"] attribute on body for light mode.
   These rules strictly scope the kj- styles to the default color-scheme to avoid colliding
   with other theme modes while preserving the default font (inherit). */
[data-md-color-scheme="default"] .kj-record-wrap { color: #333 !important; }
[data-md-color-scheme="default"] .kj-record {
  max-width:920px;
  margin:18px auto;
  background:#dff0b8;
  border-radius:8px;
  padding:18px;
  box-shadow:0 0 0 1px rgba(0,0,0,0.03) inset;
  border:1px solid rgba(0,0,0,0.06);
}
[data-md-color-scheme="default"] .kj-record .kj-title {
  display:inline-block;
  background:#9fcf55;
  color:#0b2611;
  padding:8px 14px;
  border-radius:8px;
  box-shadow:0 2px 0 rgba(0,0,0,0.06);
  margin-bottom:14px;
  font-size:1.05rem;
}
[data-md-color-scheme="default"] .kj-cards { display:flex; flex-direction:column; gap:12px; margin-top:6px; }
[data-md-color-scheme="default"] .kj-card {
  background:#fbf5ea;
  border-radius:8px;
  padding:14px;
  border:2px solid rgba(0,0,0,0.06);
  box-shadow:0 2px 0 rgba(0,0,0,0.04);
}
[data-md-color-scheme="default"] .kj-card .kj-level { color:#5a4b2a; margin-bottom:8px; font-size:0.98rem; }
[data-md-color-scheme="default"] .kj-card .kj-text { color:#3b3b3b; line-height:1.6; white-space:pre-wrap; }
[data-md-color-scheme="default"] .kj-card-inner { border:1px solid rgba(0,0,0,0.04); padding:10px; border-radius:6px; }
[data-md-color-scheme="default"] .kj-card { position:relative; }
[data-md-color-scheme="default"] .kj-card::after { content:""; position:absolute; left:12px; top:12px; bottom:12px; width:4px; background:linear-gradient(#78b33b,#9fd85a); border-radius:3px; opacity:0.98; }
[data-md-color-scheme="default"] .kj-card .kj-level, [data-md-color-scheme="default"] .kj-card .kj-text { margin-left:26px; }

@media (max-width:680px) {
  [data-md-color-scheme="default"] .kj-record { margin:12px; padding:12px; }
  [data-md-color-scheme="default"] .kj-card { padding:12px; }
  [data-md-color-scheme="default"] .kj-card::after { left:10px; }
  [data-md-color-scheme="default"] .kj-card .kj-level, [data-md-color-scheme="default"] .kj-card .kj-text { margin-left:22px; }
}

/* Slate (dark) mode overrides to make the kj-record cards comfortable to read */
[data-md-color-scheme="slate"] .kj-record-wrap { color: #e8efe2; }
[data-md-color-scheme="slate"] .kj-record {
  max-width:920px;
  margin:18px auto;
  background: linear-gradient(180deg, rgba(30,38,33,0.65), rgba(24,30,26,0.7));
  border-radius:8px;
  padding:18px;
  box-shadow: 0 6px 18px rgba(0,0,0,0.6) inset;
  border:1px solid rgba(255,255,255,0.04);
}
[data-md-color-scheme="slate"] .kj-record .kj-title {
  display:inline-block;
  background:#2e5a31;
  color:#e8f6e7;
  padding:8px 14px;
  border-radius:8px;
  box-shadow:0 2px 0 rgba(0,0,0,0.4);
  margin-bottom:14px;
  font-size:1.05rem;
}
[data-md-color-scheme="slate"] .kj-cards { display:flex; flex-direction:column; gap:12px; margin-top:6px; }
[data-md-color-scheme="slate"] .kj-card {
  background: linear-gradient(180deg, #2a2f2a, #232722);
  border-radius:8px;
  padding:14px;
  border:1px solid rgba(255,255,255,0.04);
  box-shadow: 0 2px 10px rgba(0,0,0,0.6);
}
[data-md-color-scheme="slate"] .kj-card .kj-level { color:#bfcfaf; margin-bottom:8px; font-size:0.98rem; }
[data-md-color-scheme="slate"] .kj-card .kj-text { color:#dfe7d9; line-height:1.6; white-space:pre-wrap; font-size:0.75rem; }
[data-md-color-scheme="slate"] .kj-card-inner { border:1px solid rgba(255,255,255,0.02); padding:10px; border-radius:6px; }
[data-md-color-scheme="slate"] .kj-card { position:relative; }
[data-md-color-scheme="slate"] .kj-card::after { content:""; position:absolute; left:12px; top:12px; bottom:12px; width:4px; background:linear-gradient(#4c8b46,#7fb56a); border-radius:3px; opacity:0.95; }
[data-md-color-scheme="slate"] .kj-card .kj-level, [data-md-color-scheme="slate"] .kj-card .kj-text { margin-left:26px; }

@media (max-width:680px) {
  [data-md-color-scheme="slate"] .kj-record { margin:12px; padding:12px; }
  [data-md-color-scheme="slate"] .kj-card { padding:12px; }
  [data-md-color-scheme="slate"] .kj-card::after { left:10px; }
  [data-md-color-scheme="slate"] .kj-card .kj-level, [data-md-color-scheme="slate"] .kj-card .kj-text { margin-left:22px; }
}

/* vk- card styles moved from docs/others/item.md to central extra.css for easier maintenance */
.md-typeset .vk-card-outer {
  max-width: 760px;
  margin: 20px auto;
  padding: 8px;
  overflow-x: auto; /* allow horizontal scroll on very narrow viewports so the two-column layout stays side-by-side */
}

.md-typeset .vk-card {
  /* Use a responsive flex layout that wraps on narrow viewports. This restores the
     original behavior where the left column can stack above the right column when
     there isn't enough horizontal space. */
  display: flex;
  flex-wrap: wrap; /* allow stacking on small screens */
  gap: 22px;
  align-items: flex-start;
  padding: 10px;
  min-width: 0; /* allow children to shrink correctly inside */
  background: linear-gradient(180deg, #fffaf0, #fbf3df);
  border-radius: 14px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.06);
  position: relative;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

/* Ensure content doesn't overlap the accent bar */
.md-typeset .vk-card__right, .md-typeset .vk-card__left { padding-left: 14px; }

/* Left image column and placeholder sizing (flex-basis so it can wrap) */
.md-typeset .vk-card__left {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 122px; /* fixed basis but allowed to wrap to next line */
  max-width: 122px;
  box-sizing: border-box;
}

.md-typeset .vk-card__right {
  /* right content grows and may shrink; min-width:0 for proper truncation */
  flex: 1 1 0;
  min-width: 0;
}
.md-typeset .vk-title {
  margin: 0 0 8px 0;
  font-size: 22px;
  color: #213652;
  letter-spacing: -0.2px;
}
.md-typeset .vk-sub {
  margin: 0 0 12px 0;
  color: #2f2f2f;
  font-size: 14px;
}

.md-typeset .vk-small { color: #7b5b3b; font-size: 13px; }

@media (max-width:680px){
  .md-typeset .vk-card{ gap:14px }
}

@media (max-width:420px){
  .md-typeset .vk-card{ gap:10px }
}

/* Make the vk-card more compact on small screens and allow the left column to wrap.
   Reduce left column flex-basis, gaps, paddings, and font sizes so the stacked layout
   looks balanced on narrow viewports. */
@media (max-width:480px){
  .md-typeset .vk-card-outer{ padding:6px }
  .md-typeset .vk-card{ gap:12px; padding:8px }
  .md-typeset .vk-card__left{ flex: 0 0 88px; max-width:88px }
  .md-typeset .vk-card__right{ font-size: 0.95rem }
  .md-typeset .vk-title{ font-size:18px }
  .md-typeset .vk-sub{ font-size:13px }
  .md-typeset .vk-letter{ padding-left:12px; font-size:14px }
}

@media (max-width:360px){
  /* ultra-narrow: allow left column to be smaller when stacked */
  .md-typeset .vk-card-outer{ padding:4px }
  .md-typeset .vk-card{ gap:10px; padding:6px }
  .md-typeset .vk-card__left{ flex: 0 0 72px; max-width:72px }
  .md-typeset .vk-title{ font-size:16px }
  .md-typeset .vk-sub{ font-size:12px }
  .md-typeset .vk-letter{ padding-left:10px; font-size:13px }
}

[data-md-color-scheme="slate"] .md-typeset .vk-card{ background: #26282b; border-color: #4b3a2a; }
[data-md-color-scheme="slate"] .md-typeset .vk-title{ color: #f3e9db; }
[data-md-color-scheme="slate"] .md-typeset .vk-note{ background: #3b3430; border-color: #8a6a3a; color: #ffd7c8; }

/* Make the vk-letter a full-width row inside the flex container vk-card */
.md-typeset .vk-letter {
  /* full-width row below the columns; when flex-wrap causes stacking this will naturally
     appear after the columns. */
  width: 100%;
  display: block;
  box-sizing: border-box;
  border-radius: 0;
  background: transparent;
  border: 0;
  padding: 0px 0px 0px 18px; /* extra left padding to visually shift right */
  color: #7a2b2b;
  font-size: 15px;
  line-height: 1.78;
  align-self: stretch;
}