html,
body {
  margin: 0;
  padding: 0;
}

body {
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
}

img {
  max-width: 100%;
}

button,
input,
textarea,
select {
  font: inherit;
}

pre,
code,
kbd,
samp {
  font-family: "Fira Code", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

pre {
  max-width: 100%;
  overflow-x: auto;
}


.hyeon_about {
      width: 100%;
      margin: 0 0 20px;
      padding: 22px 0 16px;
      border-top: 2px solid #111827;
      font-family: 'Noto Serif KR', serif;
      color: #111827;
      word-break: keep-all;
      overflow-wrap: break-word;
      box-sizing: border-box;
    }

    .hyeon_about .label_about {
      display: flex;
      justify-content: space-between;
      align-items: baseline;
      gap: 16px;
      margin-bottom: 16px;
    }

    .hyeon_about .txt_label {
      display: block;
      font-size: 12px;
      font-weight: 700;
      color: #6b7280;
    }

    .hyeon_about .label_about_post {
      display: none;
    }

    .hyeon_about.is_post_date .label_about_default {
      display: none;
    }

    .hyeon_about.is_post_date .label_about_post {
      display: inline;
    }

    .hyeon_about .trace_about {
      display: inline-flex;
      gap: 8px;
      align-items: baseline;
      font-size: 12px;
      line-height: 1.6;
      color: #6b7280;
      white-space: nowrap;
    }

    .hyeon_about .trace_about .txt_trace_mobile {
      display: none;
    }

    .hyeon_about .trace_about .num_stats {
      font-family: 'Fira Code', monospace;
      font-size: 12px;
      font-weight: 700;
      color: #111827;
    }

    .hyeon_about .head_about {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
    }

    .hyeon_about .identity_about {
      display: flex;
      flex: 1 1 auto;
      align-items: center;
      gap: 12px;
      min-width: 0;
    }

    .hyeon_about .tit_about {
      display: inline-block;
      position: relative;
      font-size: 24px;
      line-height: 1.45;
      font-weight: 600;
      color: #111827;
      text-decoration: none;
    }

    .hyeon_about .tit_about::after {
      position: absolute;
      left: 0;
      right: 0;
      bottom: 2px;
      height: 2px;
      background: #111827;
      content: "";
      transform: scaleX(0);
      transform-origin: left center;
      transition: transform 180ms ease;
    }

    .hyeon_about .tit_about:hover::after,
    .hyeon_about .tit_about:focus::after {
      transform: scaleX(1);
    }

    .hyeon_about .tit_about:focus {
      outline: 2px solid #111827;
      outline-offset: 4px;
    }

    .hyeon_about .meta_about {
      font-size: 15px;
      line-height: 1.7;
      color: #4b5563;
      white-space: nowrap;
    }

    .hyeon_about .date_about_post,
    .hyeon_about .txt_written_about {
      display: none;
    }

    .hyeon_about.is_post_date .date_about_default {
      display: none;
    }

    .hyeon_about.is_post_date .date_about_post,
    .hyeon_about.is_post_date .txt_written_about {
      display: inline;
    }

    .hyeon_about .txt_written_about {
      margin-left: 1px;
      font-style: italic;
      color: #6b7280;
      white-space: nowrap;
    }

    .post_date_source {
      display: none;
    }

    .hyeon_about .bar_about {
      color: #9ca3af;
    }

    .hyeon_about .link_about_group {
      display: inline-flex;
      flex: 0 0 auto;
      align-items: center;
      gap: 12px;
      line-height: 0;
    }

    .hyeon_about .link_github_icon,
    .hyeon_about .link_swmaestro_logo,
    .hyeon_about .link_solved_logo,
    .hyeon_about .link_cnu_logo {
      display: inline-flex;
      width: 44px;
      height: 44px;
      flex: 0 0 44px;
      align-items: center;
      justify-content: center;
      color: #111827;
      text-decoration: none;
      transition: opacity 180ms ease, transform 180ms ease;
    }

    .hyeon_about .link_github_icon:hover,
    .hyeon_about .link_swmaestro_logo:hover,
    .hyeon_about .link_solved_logo:hover,
    .hyeon_about .link_cnu_logo:hover {
      opacity: 0.72;
      transform: translateY(-1px);
    }

    .hyeon_about .link_github_icon:focus,
    .hyeon_about .link_swmaestro_logo:focus,
    .hyeon_about .link_solved_logo:focus,
    .hyeon_about .link_cnu_logo:focus {
      outline: 2px solid #111827;
      outline-offset: 3px;
    }

    .hyeon_about .ico_github {
      display: block;
      width: 34px;
      height: 34px;
      transform: translateY(-1px);
    }

    .hyeon_about .img_swmaestro_logo {
      display: block;
      width: 32px;
      height: 32px;
      object-fit: contain;
    }

    .hyeon_about .img_solved_logo {
      display: block;
      width: 32px;
      height: 32px;
      object-fit: contain;
    }

    .hyeon_about .img_cnu_logo {
      display: block;
      width: 36px;
      height: 36px;
      object-fit: contain;
      transform: translateY(1px);
    }

    .hyeon_about .body_about {
      margin-top: 14px;
      font-family: "Noto Serif KR", "Noto Sans KR", serif;
    }

    .hyeon_about .list_about {
      margin: 0 0 20px;
      padding: 0;
      list-style: none;
      font-size: 16px;
      line-height: 1.85;
      color: #1f2937;
    }

    .hyeon_about .desc_about {
      margin: 0 0 8px;
      font-size: 15px;
      line-height: 1.75;
      color: #374151;
      text-wrap: pretty;
    }

    .hyeon_about .link_solved {
      color: inherit;
      text-decoration: none;
      text-underline-offset: 3px;
    }

    .hyeon_about .link_solved:hover,
    .hyeon_about .link_solved:focus {
      text-decoration: underline;
    }

    .hyeon_about .link_solved:focus {
      outline: 2px solid #111827;
      outline-offset: 2px;
    }

    .hyeon_about .desc_about_compact {
      display: none;
    }

    .hyeon_heading_rail {
      position: fixed;
      top: 50%;
      left: var(--hyeon-heading-rail-left, 12px);
      z-index: 20;
      display: none;
      width: 18px;
      clip-path: inset(calc(var(--hyeon-heading-rail-top-clip, 0px) + var(--hyeon-rail-inertia-clip, 0px)) 0 0 0);
      transform: translate3d(0, var(--hyeon-rail-inertia-y, 0px), 0) translateY(-50%);
      pointer-events: auto;
    }

    body.hyeon_has_heading_rail.hyeon_show_heading_rail .hyeon_heading_rail {
      display: block;
    }

    .hyeon_heading_rail::before {
      position: absolute;
      top: -28px;
      right: -36px;
      bottom: -28px;
      left: -16px;
      z-index: 0;
      display: block;
      content: "";
    }

    .hyeon_heading_rail_list {
      position: relative;
      z-index: 1;
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      gap: 10px;
      transition: opacity 170ms ease, transform 190ms cubic-bezier(0.2, 0.8, 0.2, 1);
    }

    .hyeon_heading_rail_dash {
      display: block;
      width: 9px;
      height: 2px;
      padding: 0;
      border: 0;
      border-radius: 999px;
      background: #9ca3af;
      opacity: 0.45;
      transform-origin: left center;
      transition: opacity 180ms ease, background-color 180ms ease, transform 180ms ease;
      cursor: pointer;
      appearance: none;
    }

    .hyeon_heading_rail_dash:hover,
    .hyeon_heading_rail_dash:focus {
      opacity: 0.76;
      outline: 0;
    }

    .hyeon_heading_rail_dash.is_active {
      background: #6b7280;
      opacity: 0.78;
      transform: translateX(1px) scaleX(1.45) scaleY(1.1);
    }

    body.hyeon_heading_toc_open .hyeon_heading_rail_list {
      opacity: 0;
      transform: translate3d(-5px, 0, 0) scale(0.96);
    }

    .hyeon_heading_toc {
      position: fixed;
      top: 50%;
      left: var(--hyeon-heading-toc-left, 48px);
      z-index: 22;
      display: block;
      box-sizing: border-box;
      width: min(248px, calc(100vw - var(--hyeon-heading-toc-left, 48px) - 18px));
      max-height: min(70vh, 560px);
      padding: 0 0 0 16px;
      border: 1px solid rgba(17, 24, 39, 0.1);
      border-radius: 16px;
      background: rgba(255, 255, 255, 0.94);
      box-shadow: 0 18px 42px rgba(15, 23, 42, 0.13), 0 1px 0 rgba(255, 255, 255, 0.92) inset;
      color: #111827;
      opacity: 0;
      overflow: visible;
      pointer-events: none;
      transform: translate3d(-10px, var(--hyeon-rail-inertia-y, 0px), 0) translateY(-50%) scale(0.975);
      transition: opacity 190ms ease, transform 230ms cubic-bezier(0.2, 0.8, 0.2, 1), visibility 0s linear 230ms;
      visibility: hidden;
    }

    .hyeon_heading_toc::before {
      position: absolute;
      top: 0;
      bottom: 0;
      left: -24px;
      width: 24px;
      content: "";
    }

    body.hyeon_has_heading_rail.hyeon_show_heading_rail.hyeon_heading_toc_open .hyeon_heading_toc {
      opacity: 1;
      pointer-events: auto;
      transform: translate3d(0, var(--hyeon-rail-inertia-y, 0px), 0) translateY(-50%) scale(1);
      transition-delay: 0s, 0s, 0s;
      visibility: visible;
    }

    .hyeon_heading_toc_list {
      max-height: min(70vh, 560px);
      overflow-y: auto;
      overscroll-behavior: contain;
      scrollbar-color: rgba(17, 24, 39, 0.22) transparent;
      scrollbar-width: thin;
    }

    .hyeon_heading_toc_inner {
      margin: 10px 0;
    }

    .hyeon_heading_toc_list::-webkit-scrollbar {
      width: 4px;
    }

    .hyeon_heading_toc_list::-webkit-scrollbar-track {
      background: transparent;
    }

    .hyeon_heading_toc_list::-webkit-scrollbar-thumb {
      border-radius: 999px;
      background: rgba(17, 24, 39, 0.2);
    }

    .hyeon_heading_toc_item {
      display: block;
      box-sizing: border-box;
      width: 100%;
      margin: 0;
      padding: 4px 10px 4px 6px;
      border: 0;
      border-radius: 7px;
      background: transparent;
      color: inherit;
      font-family: "Noto Serif KR", serif;
      font-size: 14px;
      font-weight: 400;
      line-height: 1.45;
      white-space: nowrap;
      text-align: left;
      text-decoration: none;
      text-overflow: ellipsis;
      overflow: hidden;
      cursor: pointer;
      appearance: none;
    }

    .hyeon_heading_toc_level_1 {
      padding-left: 20px;
    }

    .hyeon_heading_toc_level_2 {
      padding-left: 34px;
      font-size: 13px;
    }

    .hyeon_heading_toc_item:hover,
    .hyeon_heading_toc_item:focus {
      background: rgba(17, 24, 39, 0.06);
      color: #111827;
      text-decoration: none;
      outline: 0;
    }

    .hyeon_heading_toc_item.is_active {
      color: #111827;
      font-weight: 700;
    }

    @media (prefers-reduced-motion: reduce) {
      .hyeon_heading_toc,
      body.hyeon_has_heading_rail.hyeon_show_heading_rail.hyeon_heading_toc_open .hyeon_heading_toc {
        transition: none;
        transform: translate3d(0, var(--hyeon-rail-inertia-y, 0px), 0) translateY(-50%);
      }
    }

    @media screen and (max-width: 680px) {
      .hyeon_heading_rail {
        width: 14px;
      }

      .hyeon_heading_rail_list {
        gap: 9px;
      }

      .hyeon_heading_rail_dash {
        width: 7px;
        opacity: 0.34;
      }

      .hyeon_heading_rail_dash.is_active {
        opacity: 0.68;
        transform: translateX(1px) scaleX(1.35) scaleY(1.1);
      }

      .hyeon_about {
        margin-bottom: 18px;
        padding: 18px 0 14px;
      }

      .hyeon_about .head_about {
        gap: 12px;
      }

      .hyeon_about .identity_about {
        gap: 9px;
      }

      .hyeon_about .tit_about {
        font-size: 21px;
      }

      .hyeon_about .meta_about {
        font-size: 14px;
      }

      .hyeon_about .link_github_icon,
      .hyeon_about .link_swmaestro_logo,
      .hyeon_about .link_solved_logo,
      .hyeon_about .link_cnu_logo {
        width: 38px;
        height: 38px;
        flex-basis: 38px;
      }

      .hyeon_about .link_about_group {
        gap: 10px;
      }

      .hyeon_about .ico_github {
        width: 30px;
        height: 30px;
      }

      .hyeon_about .img_swmaestro_logo {
        width: 28px;
        height: 28px;
      }

      .hyeon_about .img_solved_logo {
        width: 28px;
        height: 28px;
      }

      .hyeon_about .img_cnu_logo {
        width: 31px;
        height: 31px;
      }
    }

    @media screen and (max-width: 520px) {
      .hyeon_about {
        margin-bottom: 14px;
        padding-left: 22px;
        padding-right: 22px;
      }

      .hyeon_about .label_about {
        margin-bottom: 12px;
      }

      .hyeon_about .trace_about .txt_trace_full {
        display: none;
      }

      .hyeon_about .trace_about .txt_trace_mobile {
        display: inline;
      }

      .hyeon_about .body_about {
        margin-top: 18px;
      }

      .hyeon_about.is_post_date .identity_about {
        flex-wrap: wrap;
        row-gap: 0;
      }

      .hyeon_about.is_post_date .meta_about {
        flex: 1 1 160px;
        white-space: normal;
      }

      .hyeon_about .list_about {
        margin-bottom: 18px;
        font-size: 15px;
        line-height: 1.75;
      }

      .hyeon_about .desc_about_full {
        display: none;
      }

      .hyeon_about .desc_about_compact {
        display: block;
        margin-bottom: 0;
        font-size: 15px;
        line-height: 1.7;
      }
    }

    /* Theme 2: quiet technical journal layout. */
    html,
    body {
      min-height: 100%;
      background: #ffffff;
      color: #1f2430;
    }

    body {
      overflow-x: hidden;
      font-family: "Noto Serif KR", "Noto Sans KR", "Apple SD Gothic Neo", serif;
    }

    .hyeon_bg_parts {
      position: fixed;
      inset: 0 0 0 300px;
      z-index: 0;
      overflow: hidden;
      pointer-events: none;
    }

    .hyeon_bg_parts::before,
    .hyeon_bg_parts::after {
      position: absolute;
      inset: 0;
      z-index: 0;
      content: "";
    }

    .hyeon_bg_parts::before {
      background: linear-gradient(90deg, rgba(255, 255, 255, 0.92) 0%, rgba(255, 255, 255, 0.66) 42%, rgba(255, 255, 255, 0.16) 100%);
    }

    .hyeon_bg_parts::after {
      background:
        radial-gradient(circle at 62% 8%, rgba(255, 255, 255, 0.62), transparent 31%),
        radial-gradient(circle at 75% 72%, rgba(255, 255, 255, 0.58), transparent 35%);
    }

    .hyeon_bg_part {
      position: absolute;
      z-index: 0;
      display: block;
      height: auto;
      opacity: 0.16;
      filter: grayscale(1) contrast(0.9);
      animation-duration: var(--float-duration);
      animation-delay: var(--float-delay);
      animation-timing-function: var(--float-ease, ease-in-out);
      animation-iteration-count: infinite;
      animation-name: var(--float-motion, hyeon-bg-float-a);
      will-change: transform;
    }

    body#tt-body-index .hyeon_bg_part {
      opacity: 0.55;
    }

    .hyeon_bg_part_01 {
      top: -6%;
      right: -15%;
      width: min(29vw, 470px);
      --float-duration: 12.5s;
      --float-delay: -1.8s;
      --float-ease: cubic-bezier(0.42, 0, 0.22, 1);
      --float-motion: hyeon-bg-float-a;
    }

    .hyeon_bg_part_02 {
      top: 12%;
      right: 12%;
      width: min(10vw, 132px);
      --float-duration: 9.2s;
      --float-delay: -4.1s;
      --float-ease: cubic-bezier(0.2, 0.8, 0.35, 1);
      --float-motion: hyeon-bg-float-b;
    }

    .hyeon_bg_part_03 {
      top: 25%;
      right: -7%;
      width: min(30vw, 500px);
      --float-duration: 15.5s;
      --float-delay: -6.7s;
      --float-ease: cubic-bezier(0.33, 0, 0.18, 1);
      --float-motion: hyeon-bg-float-c;
    }

    .hyeon_bg_clock {
      aspect-ratio: 1;
    }

    .hyeon_bg_clock_layer {
      position: absolute;
      inset: 0;
      display: block;
      width: 100%;
      height: 100%;
      object-fit: contain;
    }

    .hyeon_bg_clock_point {
      transform: rotate(0deg);
      transform-origin: 50% 50%;
      transition: transform 260ms cubic-bezier(0.18, 1.35, 0.34, 1);
      will-change: transform;
    }

    .hyeon_bg_clock_point.is_clock_syncing {
      transition: none;
    }

    .hyeon_bg_part_04 {
      top: 51%;
      right: -13%;
      width: min(30vw, 520px);
      --float-duration: 19s;
      --float-delay: -9.5s;
      --float-ease: cubic-bezier(0.44, 0, 0.28, 1);
      --float-motion: hyeon-bg-float-d;
    }

    .hyeon_bg_part_05 {
      top: 42%;
      right: 11%;
      width: min(12vw, 150px);
      --float-duration: 16.8s;
      --float-delay: -3.4s;
      --float-ease: cubic-bezier(0.18, 0.72, 0.38, 1);
      --float-motion: hyeon-bg-float-e;
    }

    .hyeon_bg_part_06 {
      top: 7%;
      right: 30%;
      width: min(7vw, 86px);
      --float-duration: 10.8s;
      --float-delay: -5.2s;
      --float-ease: cubic-bezier(0.24, 0.6, 0.18, 1);
      --float-motion: hyeon-bg-float-f;
    }

    @keyframes hyeon-bg-float-a {
      0%,
      100% {
        transform: translate3d(calc(-8px + var(--hyeon-bg-inertia-x, 0px)), calc(-12px + var(--hyeon-bg-inertia-y, 0px)), 0) rotate(-1.4deg) scale(1.01);
      }

      50% {
        transform: translate3d(calc(10px + var(--hyeon-bg-inertia-x, 0px)), calc(14px + var(--hyeon-bg-inertia-y, 0px)), 0) rotate(1.8deg) scale(0.995);
      }
    }

    @keyframes hyeon-bg-float-b {
      0%,
      100% {
        transform: translate3d(calc(6px + var(--hyeon-bg-inertia-x, 0px)), calc(10px + var(--hyeon-bg-inertia-y, 0px)), 0) rotate(2deg);
      }

      45% {
        transform: translate3d(calc(-14px + var(--hyeon-bg-inertia-x, 0px)), calc(-8px + var(--hyeon-bg-inertia-y, 0px)), 0) rotate(-2.5deg);
      }
    }

    @keyframes hyeon-bg-float-c {
      0%,
      100% {
        transform: translate3d(var(--hyeon-bg-inertia-x, 0px), calc(-10px + var(--hyeon-bg-inertia-y, 0px)), 0) rotate(0.8deg) scale(1);
      }

      54% {
        transform: translate3d(calc(-18px + var(--hyeon-bg-inertia-x, 0px)), calc(18px + var(--hyeon-bg-inertia-y, 0px)), 0) rotate(-1.6deg) scale(1.018);
      }
    }

    @keyframes hyeon-bg-float-d {
      0%,
      100% {
        transform: translate3d(calc(12px + var(--hyeon-bg-inertia-x, 0px)), calc(8px + var(--hyeon-bg-inertia-y, 0px)), 0) rotate(-0.8deg) scale(1.01);
      }

      52% {
        transform: translate3d(calc(-10px + var(--hyeon-bg-inertia-x, 0px)), calc(-20px + var(--hyeon-bg-inertia-y, 0px)), 0) rotate(1.2deg) scale(0.998);
      }
    }

    @keyframes hyeon-bg-float-e {
      0%,
      100% {
        transform: translate3d(calc(-12px + var(--hyeon-bg-inertia-x, 0px)), calc(12px + var(--hyeon-bg-inertia-y, 0px)), 0) rotate(1.3deg);
      }

      48% {
        transform: translate3d(calc(16px + var(--hyeon-bg-inertia-x, 0px)), calc(-16px + var(--hyeon-bg-inertia-y, 0px)), 0) rotate(-1deg);
      }
    }

    @keyframes hyeon-bg-float-f {
      0%,
      100% {
        transform: translate3d(calc(3px + var(--hyeon-bg-inertia-x, 0px)), calc(-16px + var(--hyeon-bg-inertia-y, 0px)), 0) rotate(-2.2deg) scale(1);
      }

      50% {
        transform: translate3d(calc(-9px + var(--hyeon-bg-inertia-x, 0px)), calc(9px + var(--hyeon-bg-inertia-y, 0px)), 0) rotate(2.8deg) scale(1.03);
      }
    }

    #dkIndex,
    .hide,
    .screen_out {
      overflow: hidden;
      position: absolute;
      width: 1px;
      height: 1px;
      clip: rect(1px, 1px, 1px, 1px);
    }

    #dkWrap,
    #dkContent,
    #cMain {
      position: relative;
      min-height: 100vh;
    }

    #dkWrap {
      z-index: auto;
    }

    #dkHead {
      position: fixed;
      top: 0;
      bottom: 0;
      left: 0;
      z-index: 50;
      width: 300px;
      --hyeon-hero-parallax-y: 0px;
      overflow: hidden;
      padding: 52px 46px 44px;
      border-right: 1px solid rgba(17, 24, 39, 0.12);
      background: rgba(250, 250, 250, 0.82);
      box-shadow:
        1px 0 0 rgba(17, 24, 39, 0.055),
        14px 0 34px rgba(17, 24, 39, 0.065),
        30px 0 52px rgba(17, 24, 39, 0.028);
      box-sizing: border-box;
      backdrop-filter: blur(10px);
    }

    #dkHead::before {
      position: absolute;
      top: 228px;
      left: 50px;
      width: 36px;
      height: 2px;
      background: #1f2937;
      content: "";
      opacity: 0.72;
    }

    #dkHead::after {
      position: absolute;
      right: -92px;
      bottom: -72px;
      z-index: 0;
      width: 420px;
      height: 620px;
      background: url("./images/sidebar-ornament.png") left -42px bottom -54px / 390px auto no-repeat;
      content: "";
      opacity: 0.76;
      filter: none;
      pointer-events: none;
    }

    #dkHead .btn_cate,
    .hyeon_top_search,
    .hyeon_owner_widget,
    #dkHead .link_home_mid,
    #dkHead .area_profile {
      position: relative;
      z-index: 1;
    }

    #dkHead .btn_cate {
      position: absolute;
      top: 52px;
      z-index: 3;
      width: 28px;
      height: 28px;
      border: 0;
      background: transparent;
      color: #4b5563;
      cursor: pointer;
      transition: color 160ms ease, transform 160ms ease;
    }

    #dkHead .btn_cate {
      left: 44px;
    }

    #dkHead .ico_cate,
    .hyeon_top_search .ico_search {
      display: block;
      position: relative;
      width: 24px;
      height: 24px;
      overflow: hidden;
      text-indent: -9999px;
    }

    #dkHead .ico_cate::before,
    #dkHead .ico_cate::after {
      position: absolute;
      left: 3px;
      width: 18px;
      height: 2px;
      border-radius: 999px;
      background: #4b5563;
      content: "";
    }

    #dkHead .ico_cate::before {
      top: 7px;
      box-shadow: 0 5px 0 #4b5563;
    }

    #dkHead .ico_cate::after {
      top: 17px;
    }

    .hyeon_top_search .ico_search::before {
      position: absolute;
      top: 3px;
      left: 3px;
      width: 13px;
      height: 13px;
      border: 2px solid #4b5563;
      border-radius: 50%;
      content: "";
    }

    .hyeon_top_search .ico_search::after {
      position: absolute;
      right: 3px;
      bottom: 3px;
      width: 9px;
      height: 2px;
      border-radius: 999px;
      background: #4b5563;
      content: "";
      transform: rotate(45deg);
      transform-origin: center;
    }

    .hyeon_top_search {
      position: fixed;
      top: 18px;
      right: 78px;
      z-index: 80;
      width: 214px;
      box-sizing: border-box;
      font-family: "Noto Sans KR", sans-serif;
    }

    .hyeon_top_search .box_search fieldset {
      position: relative;
      margin: 0;
      padding: 0;
      border: 0;
    }

    .hyeon_top_search .tf_search {
      width: 100%;
      height: 38px;
      padding: 0 42px 0 15px;
      border: 1px solid rgba(17, 24, 39, 0.16);
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.94);
      box-shadow:
        0 10px 26px rgba(17, 24, 39, 0.07),
        0 1px 0 rgba(255, 255, 255, 0.94) inset;
      color: #111827;
      box-sizing: border-box;
      font-family: "Noto Sans KR", sans-serif;
      font-size: 12px;
      font-weight: 500;
      letter-spacing: 0;
      outline: 0;
      transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
    }

    .hyeon_top_search .tf_search::placeholder {
      color: #9aa3af;
      opacity: 1;
    }

    .hyeon_top_search .tf_search:hover,
    .hyeon_top_search .tf_search:focus {
      border-color: rgba(17, 24, 39, 0.28);
      box-shadow:
        0 12px 30px rgba(17, 24, 39, 0.11),
        0 0 0 3px rgba(17, 24, 39, 0.045);
      transform: translateY(-1px);
    }

    .hyeon_top_search .btn_search {
      position: absolute;
      top: 7px;
      right: 10px;
      width: 24px;
      height: 24px;
      padding: 0;
      border: 0;
      background: transparent;
      color: #6b7280;
      cursor: pointer;
      transition: color 160ms ease, transform 160ms ease;
    }

    .hyeon_top_search .btn_search:hover,
    .hyeon_top_search .btn_search:focus {
      color: #111827;
      transform: scale(1.08);
    }

    .hyeon_top_search .btn_search:focus {
      outline: 2px solid rgba(17, 24, 39, 0.18);
      outline-offset: 2px;
      border-radius: 50%;
    }

    #dkHead .area_profile {
      position: absolute;
      top: 270px;
      left: 50px;
      right: 50px;
      color: #111827;
    }

    #dkHead .area_profile .tit_post {
      margin: 0 0 28px;
      font-family: "Noto Serif KR", serif;
      font-size: 36px;
      line-height: 1.2;
      font-weight: 300;
      letter-spacing: 0;
    }

    #dkHead .area_profile .link_post {
      color: inherit;
      text-decoration: none;
      text-underline-offset: 5px;
      text-decoration-thickness: 1px;
      transition: color 160ms ease;
    }

    #dkHead .area_profile .link_post:hover,
    #dkHead .area_profile .link_post:focus {
      color: #111827;
      text-decoration: underline;
    }

    #dkHead .btn_cate:hover,
    #dkHead .btn_cate:focus {
      color: #111827;
      transform: scale(1.08);
    }

    body.navi_on #dkHead .btn_cate {
      color: #111827;
      transform: scale(1.08);
    }

    body.navi_on #dkHead .ico_cate::before {
      top: 11px;
      box-shadow: none;
      transform: rotate(45deg);
    }

    body.navi_on #dkHead .ico_cate::after {
      top: 11px;
      transform: rotate(-45deg);
    }

    .hyeon_owner_widget {
      position: fixed;
      top: 18px;
      right: 28px;
      z-index: 90;
      font-family: "Noto Sans KR", sans-serif;
    }

    .hyeon_owner_button {
      display: block;
      width: 38px;
      height: 38px;
      padding: 0;
      overflow: hidden;
      border: 1px solid rgba(17, 24, 39, 0.16);
      border-radius: 50%;
      background: #ffffff;
      box-shadow: 0 10px 26px rgba(17, 24, 39, 0.08);
      cursor: pointer;
      transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
    }

    .hyeon_owner_button:hover,
    .hyeon_owner_button:focus {
      border-color: rgba(17, 24, 39, 0.28);
      box-shadow: 0 12px 30px rgba(17, 24, 39, 0.12);
      transform: translateY(-1px);
    }

    .hyeon_owner_button:focus {
      outline: 2px solid rgba(17, 24, 39, 0.22);
      outline-offset: 3px;
    }

    .hyeon_owner_button img {
      display: block;
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .hyeon_account_avatar {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 100%;
      height: 100%;
      border-radius: 50%;
      background: #111827;
      color: #ffffff;
      font-family: "Fira Code", "Noto Sans KR", monospace;
      font-size: 14px;
      font-weight: 700;
      letter-spacing: 0;
      line-height: 1;
    }

    .hyeon_owner_panel {
      position: absolute;
      top: 48px;
      right: 0;
      width: 176px;
      padding: 14px;
      border: 1px solid rgba(17, 24, 39, 0.18);
      border-radius: 8px;
      background: rgba(255, 255, 255, 0.985);
      box-shadow:
        0 18px 42px rgba(17, 24, 39, 0.16),
        0 0 0 1px rgba(255, 255, 255, 0.72) inset,
        0 1px 0 rgba(255, 255, 255, 0.9) inset;
      opacity: 0;
      pointer-events: none;
      transform: translateY(-7px);
      transition: opacity 170ms ease, transform 170ms ease, visibility 170ms ease;
      visibility: hidden;
      backdrop-filter: blur(12px);
      box-sizing: border-box;
    }

    body.owner_on .hyeon_owner_panel {
      opacity: 1;
      pointer-events: auto;
      transform: translateY(0);
      visibility: visible;
    }

    .hyeon_owner_name {
      display: block;
      margin: 0 0 3px;
      color: #111827;
      font-size: 13px;
      font-weight: 700;
      line-height: 1.4;
    }

    .hyeon_owner_hint {
      display: block;
      margin: 0 0 12px;
      color: #8b95a1;
      font-family: "Fira Code", monospace;
      font-size: 10px;
      font-weight: 600;
      letter-spacing: 0.1em;
      line-height: 1.4;
      text-transform: uppercase;
    }

    .hyeon_owner_links {
      display: grid;
      gap: 2px;
      margin: 0;
      padding: 10px 0 0;
      border-top: 1px solid rgba(17, 24, 39, 0.08);
      list-style: none;
    }

    .hyeon_owner_links a {
      display: block;
      padding: 7px 0;
      color: #5f6877;
      font-size: 12px;
      line-height: 1.35;
      text-decoration: none;
      text-underline-offset: 4px;
      transition: color 150ms ease, transform 150ms ease;
    }

    .hyeon_owner_links a:hover,
    .hyeon_owner_links a:focus {
      color: #111827;
      text-decoration: underline;
      transform: translateX(2px);
    }

    #dkHead .area_profile .tit_post::after {
      display: block;
      margin-top: 18px;
      font-family: "Noto Sans KR", sans-serif;
      font-size: 11px;
      line-height: 1.8;
      color: #8b95a1;
      letter-spacing: 0.08em;
      white-space: nowrap;
      content: "ENGINEERING · CODE · LOG";
    }

    #dkHead .thumb_profile {
      display: block;
      width: 88px;
      height: 88px;
      margin: 0 auto 18px;
      border: 1px solid rgba(17, 24, 39, 0.14);
      border-radius: 50%;
      background: #ffffff;
      overflow: hidden;
    }

    #dkHead .img_profile {
      display: block;
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    #dkHead .txt_profile {
      display: block;
      margin: 0 0 8px;
      font-size: 18px;
      font-weight: 700;
      color: #111827;
      text-align: center;
    }

    #dkHead .txt_profile::after {
      display: block;
      margin-top: 8px;
      font-size: 12px;
      font-weight: 500;
      line-height: 1.55;
      color: #7b8491;
      text-align: center;
      white-space: pre-line;
      content: "엔지니어링적 마인드를\A 함양하고자 합니다.\A 탐구하듯 깊게 공부합니다.";
    }

    #dkHead .link_home_mid {
      display: flex;
      align-items: center;
      justify-content: center;
      width: max-content;
      min-width: 78px;
      height: 32px;
      margin: 24px auto 0;
      padding: 0 14px;
      border: 1px solid rgba(17, 24, 39, 0.22);
      color: #374151;
      box-sizing: border-box;
      font-family: "Fira Code", "Noto Sans KR", monospace;
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 0.1em;
      line-height: 1;
      text-decoration: none;
      text-transform: uppercase;
      transition: border-color 160ms ease, color 160ms ease;
    }

    #dkHead .link_home_mid:hover,
    #dkHead .link_home_mid:focus {
      border-color: #111827;
      color: #111827;
      text-decoration: underline;
      text-underline-offset: 4px;
    }

    #mFeature {
      position: fixed;
      top: 92px;
      bottom: 34px;
      left: 24px;
      z-index: 70;
      width: 252px;
      overflow: hidden;
      padding: 0;
      box-sizing: border-box;
      opacity: 0;
      pointer-events: none;
      transform: translateX(-14px);
      transition: opacity 210ms ease, transform 210ms ease, visibility 210ms ease;
      visibility: hidden;
    }

    body.navi_on #mFeature {
      opacity: 1;
      pointer-events: auto;
      transform: translateX(0);
      visibility: visible;
    }

    #mFeature .inner_sub,
    #mFeature .cont_sub,
    #mFeature .area_sub,
    #mFeature .area_navi {
      display: block;
      margin: 0;
      padding: 0;
    }

    #mFeature .cont_sub {
      display: flex;
      position: relative;
      height: 100%;
      flex-direction: column;
      overflow: hidden;
      border: 1px solid rgba(17, 24, 39, 0.11);
      border-radius: 8px;
      background: rgba(255, 255, 255, 0.88);
      box-shadow:
        0 22px 48px rgba(17, 24, 39, 0.1),
        0 1px 0 rgba(255, 255, 255, 0.88) inset;
      backdrop-filter: blur(14px);
    }

    #mFeature .inner_sub {
      min-height: 0;
      overflow-y: auto;
      padding: 52px 0 94px;
    }

    #mFeature .area_navi {
      padding: 0;
      border-radius: 0;
      background: transparent;
      box-shadow: none;
    }

    #mFeature .area_navi ul,
    #mFeature .area_navi li {
      margin: 0;
      padding: 0;
      list-style: none;
    }

    #mFeature .area_navi a,
    #mFeature .link_guestbook {
      display: block;
      padding: 10px 28px;
      color: #6b7280;
      font-family: "Noto Sans KR", sans-serif;
      font-size: 15px;
      line-height: 1.4;
      text-decoration: none;
      text-underline-offset: 4px;
      transition: color 160ms ease, background-color 160ms ease;
    }

    #mFeature .area_navi a:hover,
    #mFeature .link_guestbook:hover {
      background: rgba(17, 24, 39, 0.04);
      color: #111827;
      text-decoration: underline;
    }

    #mFeature .wrap_etc {
      display: block;
      margin: 18px 0 0;
      padding: 18px 28px 0;
      border-top: 1px solid rgba(17, 24, 39, 0.08);
    }

    #mFeature .col_aside,
    #mFeature .box_aside {
      display: block;
      margin: 0;
      padding: 0;
    }

    #mFeature .box_aside + .box_aside,
    #mFeature .col_aside + .col_aside {
      margin-top: 20px;
    }

    #mFeature .tit_aside {
      display: block;
      margin: 0 0 9px;
      color: #111827;
      font-family: "Fira Code", monospace;
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 0.12em;
      line-height: 1.6;
      text-transform: uppercase;
    }

    #mFeature .list_board,
    #mFeature .list_tag,
    #mFeature .list_keep,
    #mFeature .list_visitor,
    #mFeature .list_total {
      margin: 0;
      padding: 0;
      list-style: none;
    }

    #mFeature .list_board li,
    #mFeature .list_tag li,
    #mFeature .list_keep li {
      margin: 0;
      padding: 0;
    }

    #mFeature .link_board,
    #mFeature .link_tag,
    #mFeature .link_keep,
    #mFeature .box_archive li {
      display: block;
      color: #6b7280;
      font-family: "Noto Sans KR", sans-serif;
      font-size: 13px;
      line-height: 1.7;
      text-decoration: none;
      text-underline-offset: 4px;
    }

    #mFeature .link_board:hover,
    #mFeature .link_tag:hover,
    #mFeature .link_keep:hover,
    #mFeature .link_board:focus,
    #mFeature .link_tag:focus,
    #mFeature .link_keep:focus {
      color: #111827;
      text-decoration: underline;
    }

    #mFeature .box_calendar {
      display: none;
    }

    #mFeature .link_more {
      display: inline-block;
      margin-top: 8px;
      color: #7b8491;
      font-family: "Fira Code", monospace;
      font-size: 11px;
      letter-spacing: 0.08em;
      text-decoration: none;
      text-transform: uppercase;
    }

    #mFeature .list_visitor,
    #mFeature .list_total {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      color: #7b8491;
      font-family: "Noto Sans KR", sans-serif;
      font-size: 12px;
      line-height: 1.8;
    }

    #mFeature .list_visitor dt,
    #mFeature .list_total dt,
    #mFeature .list_visitor dd,
    #mFeature .list_total dd {
      margin: 0;
    }

    #mFeature .btn_close {
      position: absolute;
      top: 12px;
      right: 12px;
      display: block;
      width: 28px;
      height: 28px;
      overflow: hidden;
      border: 0;
      border-radius: 50%;
      background: rgba(17, 24, 39, 0.06);
      color: #4b5563;
      cursor: pointer;
      text-indent: -9999px;
      transition: background-color 160ms ease, color 160ms ease, transform 160ms ease;
    }

    #mFeature .btn_close::before,
    #mFeature .btn_close::after {
      position: absolute;
      top: 13px;
      left: 8px;
      width: 12px;
      height: 1px;
      border-radius: 999px;
      background: currentColor;
      content: "";
    }

    #mFeature .btn_close::before {
      transform: rotate(45deg);
    }

    #mFeature .btn_close::after {
      transform: rotate(-45deg);
    }

    #mFeature .btn_close:hover,
    #mFeature .btn_close:focus {
      background: rgba(17, 24, 39, 0.1);
      color: #111827;
      transform: scale(1.04);
    }

    #mFeature .list_control {
      position: absolute;
      right: 16px;
      bottom: 16px;
      left: 16px;
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 6px;
      margin: 0;
      padding: 12px 0 0;
      border-top: 1px solid rgba(17, 24, 39, 0.08);
      background: linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0.92) 16px);
      list-style: none;
    }

    #mFeature .list_control a {
      display: flex;
      align-items: center;
      justify-content: center;
      min-height: 30px;
      border: 1px solid rgba(17, 24, 39, 0.1);
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.66);
      color: #5b6472;
      font-family: "Noto Sans KR", sans-serif;
      font-size: 11px;
      font-weight: 500;
      line-height: 1;
      text-decoration: none;
      transition: border-color 160ms ease, background-color 160ms ease, color 160ms ease, transform 160ms ease;
    }

    #mFeature .list_control a:hover,
    #mFeature .list_control a:focus {
      border-color: rgba(17, 24, 39, 0.22);
      background: #ffffff;
      color: #111827;
      text-decoration: underline;
      text-underline-offset: 4px;
      transform: translateY(-1px);
    }

    #dkContent {
      margin-left: 300px;
    }

    #cMain {
      width: min(1080px, calc(100vw - 420px));
      margin: 0 auto;
      padding: 72px 44px 104px;
      box-sizing: border-box;
    }

    #mArticle {
      width: 100%;
      color: #252a35;
    }

    .hyeon_about {
      position: relative;
      margin: 0 0 30px;
      padding: 0 0 26px;
      border: 0;
      font-family: "Noto Sans KR", sans-serif;
      color: #1f2430;
    }

    .hyeon_about .label_about {
      display: block;
      margin: 0 0 24px;
    }

    .hyeon_about .txt_label {
      display: inline-block;
      position: relative;
      padding-bottom: 14px;
      color: #343b49;
      font-family: "Fira Code", monospace;
      font-size: 14px;
      font-weight: 500;
      letter-spacing: 0.22em;
      text-transform: uppercase;
    }

    .hyeon_about .txt_label::after {
      position: absolute;
      bottom: 0;
      left: 0;
      width: 36px;
      height: 2px;
      background: #384152;
      content: "";
      opacity: 0.72;
    }

    .hyeon_about .trace_about {
      position: absolute;
      top: 52px;
      right: 0;
      gap: 14px;
      font-size: 15px;
      color: #7b8491;
    }

    .hyeon_about .trace_about .num_stats {
      font-size: 18px;
      color: #111827;
      letter-spacing: 0;
    }

    .hyeon_about .head_about {
      align-items: flex-start;
      margin-bottom: 20px;
    }

    .hyeon_about .tit_about {
      font-family: "Noto Serif KR", serif;
      font-size: clamp(30px, 2.6vw, 38px);
      line-height: 1.2;
      font-weight: 500;
      letter-spacing: 0;
    }

    .hyeon_about .bar_about {
      margin: 0 12px;
      font-size: 26px;
      color: #d1d5db;
    }

    .hyeon_about .meta_about {
      padding-top: 11px;
      font-size: 18px;
      color: #596273;
    }

    .hyeon_about .link_about_group {
      position: absolute;
      top: 96px;
      right: 0;
      gap: 12px;
    }

    .hyeon_about .link_github_icon,
    .hyeon_about .link_swmaestro_logo,
    .hyeon_about .link_solved_logo,
    .hyeon_about .link_cnu_logo {
      width: 34px;
      height: 34px;
      flex-basis: 34px;
      filter: none;
      transition: opacity 180ms ease, transform 180ms ease, filter 180ms ease;
    }

    .hyeon_about .link_github_icon:hover,
    .hyeon_about .link_swmaestro_logo:hover,
    .hyeon_about .link_solved_logo:hover,
    .hyeon_about .link_cnu_logo:hover,
    .hyeon_about .link_github_icon:focus,
    .hyeon_about .link_swmaestro_logo:focus,
    .hyeon_about .link_solved_logo:focus,
    .hyeon_about .link_cnu_logo:focus {
      opacity: 0.92;
      filter: drop-shadow(0 4px 8px rgba(17, 24, 39, 0.14));
      transform: translateY(-2px) scale(1.06);
    }

    .hyeon_about .ico_github {
      width: 28px;
      height: 28px;
    }

    .hyeon_about .img_swmaestro_logo,
    .hyeon_about .img_solved_logo {
      width: 28px;
      height: 28px;
    }

    .hyeon_about .img_cnu_logo {
      width: 30px;
      height: 30px;
    }

    .hyeon_about .body_about {
      max-width: 720px;
      margin-top: 20px;
      font-family: "Noto Serif KR", "Noto Sans KR", serif;
    }

    .hyeon_about .list_about {
      margin-bottom: 16px;
      font-size: 16px;
      line-height: 1.75;
      color: #303747;
    }

    .hyeon_about .desc_about {
      margin-bottom: 10px;
      font-size: 15px;
      line-height: 1.78;
      color: #4b5563;
    }

    .hyeon_about.is_post_date {
      margin-bottom: 18px;
      padding-bottom: 0;
      border-bottom: 0;
    }

    .hyeon_about.is_post_date .txt_label {
      padding-bottom: 0;
    }

    .hyeon_about.is_post_date .txt_label::after,
    .hyeon_about.is_post_date .trace_about,
    .hyeon_about.is_post_date .head_about,
    .hyeon_about.is_post_date .body_about {
      display: none;
    }

    .index_title {
      display: none;
    }

    .list_title {
      margin: 0;
      padding: 4px 0 18px;
    }

    .tit_skin {
      margin: 0;
      font-size: 24px;
      line-height: 1.35;
      font-weight: 700;
      color: #111827;
      word-break: keep-all;
      overflow-wrap: break-word;
    }

    .list_content {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, 1fr) 180px;
      grid-template-areas: "text thumb";
      gap: 30px;
      align-items: start;
      min-height: 0;
      margin: 0;
      padding: 24px 0;
      border-top: 1px solid rgba(17, 24, 39, 0.14);
      background: transparent;
      box-sizing: border-box;
    }

    .list_content::after {
      display: none;
      content: none;
    }

    .list_content .detail_info {
      display: none;
    }

    .list_content .detail_info .link_cate,
    .list_content .detail_info .txt_bar {
      display: none;
    }

    .list_content .detail_info .txt_date {
      color: inherit;
    }

    .list_content .link_post {
      grid-area: text;
      display: block;
      color: inherit;
      text-decoration: none;
      text-underline-offset: 5px;
      text-decoration-thickness: 1px;
    }

    .list_content .tit_post {
      display: block;
      margin: 0 0 10px;
      font-size: 22px;
      line-height: 1.35;
      font-weight: 500;
      color: #111827;
      letter-spacing: 0;
      word-break: keep-all;
      overflow-wrap: break-word;
    }

    .list_content .tit_post:hover,
    .list_content .tit_post:focus,
    .list_content .txt_post:hover,
    .list_content .txt_post:focus {
      text-decoration: underline;
      text-underline-offset: 5px;
      text-decoration-thickness: 1px;
    }

    .list_content .txt_post {
      display: -webkit-box;
      overflow: hidden;
      margin: 0;
      color: #596273;
      font-size: 14px;
      line-height: 1.75;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
    }

    .list_content .thumbnail_post {
      grid-area: thumb;
      display: block;
      width: 180px;
      height: 96px;
      overflow: hidden;
      border-radius: 0;
      background: transparent;
      opacity: 0.82;
      transition: opacity 180ms ease, transform 180ms ease;
    }

    .list_content .thumbnail_post:hover,
    .list_content .thumbnail_post:focus {
      opacity: 1;
      transform: translateY(-2px) scale(1.015);
    }

    .list_content .thumbnail_post img {
      display: block;
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .area_title {
      max-width: 820px;
      margin: 0 auto 44px;
      padding: 0 0 28px;
      border-bottom: 1px solid rgba(17, 24, 39, 0.12);
    }

    .article_admin_actions {
      display: flex;
      justify-content: flex-end;
      margin: 0 0 14px;
      font-family: "Noto Sans KR", sans-serif;
    }

    .article_admin_actions .link_edit {
      display: inline-flex;
      align-items: center;
      min-height: 30px;
      padding: 0 11px;
      border: 1px solid rgba(17, 24, 39, 0.13);
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.58);
      color: #5b6472;
      font-size: 12px;
      font-weight: 500;
      line-height: 1;
      text-decoration: none;
      transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease, transform 160ms ease;
    }

    .article_admin_actions .link_edit:hover,
    .article_admin_actions .link_edit:focus {
      border-color: rgba(17, 24, 39, 0.28);
      background: rgba(255, 255, 255, 0.9);
      color: #111827;
      text-decoration: underline;
      text-underline-offset: 4px;
      transform: translateY(-1px);
    }

    .area_title .tit_post {
      margin: 0;
      font-family: "Noto Serif KR", serif;
      font-size: clamp(30px, 3vw, 42px);
      line-height: 1.2;
      font-weight: 500;
      color: #111827;
      letter-spacing: 0;
      word-break: keep-all;
      overflow-wrap: break-word;
    }

    .area_title .info_post {
      display: flex;
      flex-wrap: wrap;
      align-items: baseline;
      gap: 8px;
      margin: 16px 0 0;
      color: #6b7280;
      font-family: "Noto Serif KR", serif;
      font-size: 16px;
      line-height: 1.7;
      letter-spacing: 0;
      word-break: keep-all;
      overflow-wrap: break-word;
    }

    .area_title .info_post .txt_author {
      color: #313846;
      font-weight: 600;
      text-decoration: none;
      text-underline-offset: 4px;
      text-decoration-thickness: 1px;
    }

    .area_title .info_post .txt_author:hover,
    .area_title .info_post .txt_author:focus {
      color: #111827;
      text-decoration: underline;
    }

    .area_title .info_post .txt_bar {
      color: #c3c9d2;
      font-size: 18px;
      line-height: 1;
    }

    .area_title .info_post .txt_date {
      color: #596273;
    }

    .area_title .info_post .txt_datetime {
      display: inline-flex;
      flex-wrap: wrap;
      align-items: baseline;
      color: #596273;
    }

    .area_title .info_post .txt_written {
      margin-left: 3px;
      color: #6b7280;
      font-style: italic;
    }

    .area_view {
      max-width: 820px;
      margin: 0 auto;
      color: #313846;
      font-size: 17px;
      line-height: 2;
      word-break: keep-all;
      overflow-wrap: break-word;
    }

    .area_view code {
      display: inline;
      margin: 0 0.08em;
      padding: 0.08em 0.32em 0.11em;
      border: 1px solid rgba(17, 24, 39, 0.2);
      border-radius: 0;
      background: rgba(17, 24, 39, 0.055);
      color: #111827;
      font-family: "Fira Code", "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
      font-size: 0.88em;
      font-weight: 500;
      letter-spacing: 0;
      line-height: 1.55;
      white-space: normal;
      word-break: break-word;
      overflow-wrap: anywhere;
      box-decoration-break: clone;
      -webkit-box-decoration-break: clone;
    }

    .area_view pre {
      display: block;
      position: relative;
      max-width: 100% !important;
      margin: 28px 0;
      padding: 20px 22px;
      overflow-x: auto;
      border: 0;
      border-radius: 8px;
      background: #0b1020;
      color: #e5e7eb;
      font-family: "Fira Code", "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
      font-size: 13px !important;
      line-height: 1.72 !important;
      white-space: pre;
      box-sizing: border-box;
      box-shadow: none;
    }

    .area_view pre code {
      display: block;
      margin: 0;
      padding: 0;
      border: 0;
      background: transparent;
      color: inherit;
      font: inherit;
      line-height: inherit;
      white-space: pre;
      word-break: normal;
      overflow-wrap: normal;
      box-decoration-break: slice;
      -webkit-box-decoration-break: slice;
    }

    .area_view pre code *,
    .area_view pre span {
      background: transparent !important;
    }

    .area_view pre .hyeon-code-keyword {
      color: #93c5fd;
    }

    .area_view pre .hyeon-code-type {
      color: #c4b5fd;
    }

    .area_view pre .hyeon-code-string {
      color: #fbbf24;
    }

    .area_view pre .hyeon-code-comment {
      color: #94a3b8;
      font-style: italic;
    }

    .area_view pre .hyeon-code-number {
      color: #fca5a5;
    }

    .area_view pre .hyeon-code-meta {
      color: #67e8f9;
    }

    .area_view pre .hyeon_code_copy {
      position: absolute;
      top: 10px;
      right: 10px;
      z-index: 2;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      height: 28px;
      padding: 0 9px;
      border: 1px solid rgba(226, 232, 240, 0.22);
      border-radius: 6px;
      background: rgba(148, 163, 184, 0.06);
      color: rgba(226, 232, 240, 0.58);
      font-family: "Fira Code", "Noto Sans KR", monospace;
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 0;
      line-height: 1;
      cursor: pointer;
      opacity: 0.34;
      transition: background 150ms ease, border-color 150ms ease, color 150ms ease, opacity 150ms ease;
    }

    .area_view pre:hover .hyeon_code_copy,
    .area_view pre .hyeon_code_copy:focus,
    .area_view pre .hyeon_code_copy.is_copied {
      border-color: rgba(226, 232, 240, 0.28);
      background: rgba(148, 163, 184, 0.22);
      color: #f8fafc;
      opacity: 1;
    }

    .area_view pre .hyeon_code_copy_icon {
      position: relative;
      width: 10px;
      height: 10px;
      border: 1px solid currentColor;
      box-sizing: border-box;
    }

    .area_view pre .hyeon_code_copy_icon::before {
      position: absolute;
      top: -4px;
      left: 3px;
      width: 8px;
      height: 8px;
      border: 1px solid currentColor;
      background: #0b1020;
      content: "";
      box-sizing: border-box;
    }

    .area_view pre .hyeon_code_copy.is_copied .hyeon_code_copy_icon {
      width: 12px;
      height: 7px;
      border-width: 0 0 2px 2px;
      transform: rotate(-45deg) translateY(-1px);
    }

    .area_view pre .hyeon_code_copy.is_copied .hyeon_code_copy_icon::before {
      display: none;
    }

    .area_view img {
      max-width: 100%;
      height: auto;
      border-radius: 8px;
    }

    .area_etc {
      margin-top: 52px;
      padding-top: 0;
      font-family: "Noto Sans KR", sans-serif;
    }

    .area_etc .list_tag {
      display: flex;
      align-items: flex-start;
      gap: 14px;
      margin: 0;
      padding: 0;
      color: #4b5563;
      font-size: 13px;
      line-height: 1.7;
    }

    .area_etc .list_tag dt {
      flex: 0 0 auto;
      margin: 0;
      color: #111827;
      font-family: "Fira Code", monospace;
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 0.14em;
      text-transform: uppercase;
    }

    .area_etc .list_tag dd {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      min-width: 0;
      margin: 0;
    }

    .area_etc .list_tag a {
      display: inline;
      padding: 0;
      color: #4b5563;
      text-decoration: none;
      text-underline-offset: 4px;
      transition: color 160ms ease;
    }

    .area_etc .list_tag a:hover,
    .area_etc .list_tag a:focus {
      color: #111827;
      text-decoration: underline;
    }

    .area_related {
      margin-top: 36px;
      font-family: "Noto Sans KR", sans-serif;
    }

    .area_related .head_related {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      margin-bottom: 14px;
    }

    .area_related .tit_related {
      display: block;
      color: #6b7280;
      font-family: "Fira Code", monospace;
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 0.08em;
      line-height: 1.5;
      text-transform: uppercase;
    }

    .area_related .list_related {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px 28px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .area_related .list_related li {
      margin: 0;
      padding: 0;
    }

    .area_related .link_related {
      display: block;
      min-height: 72px;
      padding: 12px 0 0;
      border-top: 1px solid rgba(17, 24, 39, 0.14);
      color: #283142;
      text-decoration: none;
      transition: color 160ms ease;
    }

    .area_related .link_related:hover,
    .area_related .link_related:focus {
      color: #111827;
    }

    .area_related .link_related:hover .txt_related,
    .area_related .link_related:focus .txt_related {
      text-decoration: underline;
      text-underline-offset: 5px;
    }

    .area_related .txt_related {
      display: block;
      min-width: 0;
      font-family: "Noto Serif KR", serif;
      font-size: 16px;
      font-weight: 500;
      line-height: 1.5;
    }

    .area_related .date_related {
      display: block;
      margin-top: 8px;
      color: #7b8491;
      font-size: 12px;
      line-height: 1.5;
      white-space: nowrap;
    }

    .area_related .thumb_related,
    .area_related .frame_related {
      display: none;
    }

    .area_related .link_more {
      display: inline-block;
      flex: 0 0 auto;
      padding: 8px 13px;
      border: 1px solid rgba(17, 24, 39, 0.22);
      color: #6b7280;
      font-family: "Fira Code", monospace;
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 0.08em;
      line-height: 1;
      text-decoration: none;
      text-transform: uppercase;
      transition: border-color 160ms ease, color 160ms ease;
    }

    .area_related .link_more:hover,
    .area_related .link_more:focus {
      border-color: #111827;
      color: #111827;
      text-decoration: underline;
      text-underline-offset: 4px;
    }

    [data-tistory-react-app="Namecard"] {
      display: none !important;
    }

    .area_reply {
      margin-top: 44px;
      color: #4b5563;
      font-family: "Noto Sans KR", sans-serif;
      font-size: 14px;
      line-height: 1.8;
    }

    .area_reply:empty {
      display: none;
    }

    .area_reply .tt_cmt_profile,
    .area_reply .tt_btn_profile,
    .area_reply .tt_ico_profile {
      display: none !important;
    }

    .area_reply p,
    .area_reply ul,
    .area_reply ol,
    .comment_preview p,
    .guestbook_preview p {
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .area_etc,
    .area_related,
    .area_reply,
    .area_paging {
      max-width: 820px;
      margin-right: auto;
      margin-left: auto;
    }

    .area_paging {
      margin-top: 62px;
      text-align: center;
    }

    .area_paging .inner_paging {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 4px;
      max-width: 100%;
      padding: 8px 10px;
      border: 1px solid rgba(17, 24, 39, 0.11);
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.64);
      box-sizing: border-box;
      box-shadow: 0 12px 32px rgba(17, 24, 39, 0.045);
      backdrop-filter: blur(8px);
    }

    .area_paging a {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 34px;
      height: 34px;
      padding: 0 10px;
      border-radius: 999px;
      color: #5e6878;
      box-sizing: border-box;
      font-family: "Noto Sans KR", sans-serif;
      font-size: 14px;
      line-height: 1;
      text-decoration: none;
      text-underline-offset: 4px;
      transition: background-color 160ms ease, color 160ms ease, transform 160ms ease;
    }

    .area_paging .btn_prev,
    .area_paging .btn_next {
      gap: 6px;
      min-width: 72px;
      color: #3f4756;
      font-weight: 500;
    }

    .area_paging .btn_prev::before,
    .area_paging .btn_next::after {
      display: inline-block;
      width: 6px;
      height: 6px;
      border-top: 1px solid currentColor;
      border-left: 1px solid currentColor;
      content: "";
    }

    .area_paging .btn_prev::before {
      transform: rotate(-45deg);
    }

    .area_paging .btn_next::after {
      transform: rotate(135deg);
    }

    .area_paging .link_page {
      min-width: 30px;
      padding: 0 8px;
      color: #6b7280;
    }

    .area_paging .selected {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 34px;
      height: 34px;
      padding: 0 10px;
      border: 1px solid #111827;
      border-radius: 999px;
      background: #111827;
      box-sizing: border-box;
      color: #ffffff;
      font-family: "Noto Sans KR", sans-serif;
      font-size: 14px;
      line-height: 1;
      text-decoration: none;
    }

    .area_paging .no-more-prev,
    .area_paging .no-more-next {
      opacity: 0.34;
      pointer-events: none;
    }

    .area_view a,
    .area_etc a,
    .area_related a {
      color: inherit;
      text-underline-offset: 4px;
      text-decoration-thickness: 1px;
    }

    .area_view a:hover,
    .area_view a:focus,
    .area_paging .btn_prev:hover,
    .area_paging .btn_next:hover,
    .area_paging .btn_prev:focus,
    .area_paging .btn_next:focus {
      color: #111827;
      background: rgba(17, 24, 39, 0.065);
      text-decoration: none;
      transform: translateY(-1px);
    }

    .area_paging .link_page:hover,
    .area_paging .link_page:focus {
      background: #111827;
      color: #ffffff;
      text-decoration: none;
      transform: translateY(-1px);
    }

    .area_paging .link_page.selected:hover,
    .area_paging .link_page.selected:focus {
      background: #111827;
      color: #ffffff;
      transform: none;
    }

    @media screen and (max-width: 1280px) {
      .hyeon_bg_parts {
        inset: 0;
        opacity: 0.5;
      }

      #dkHead {
        position: relative;
        width: auto;
        min-height: 360px;
        padding: 28px 30px 24px;
        border-right: 0;
        border-bottom: 1px solid rgba(17, 24, 39, 0.1);
      }

      #dkHead .btn_cate {
        top: 28px;
        right: 30px;
        left: auto;
      }

      #dkHead::before {
        top: 96px;
        left: 32px;
      }

      #dkHead::after {
        inset: 0;
        z-index: 0;
        width: auto;
        height: auto;
        background-image:
          linear-gradient(180deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.62) 100%),
          url("./images/responsive-hero-bg.png");
        background-position:
          center center,
          center calc(45% + var(--hyeon-hero-parallax-y));
        background-repeat:
          no-repeat,
          no-repeat;
        background-size:
          auto,
          cover;
        opacity: 1;
        filter: none;
        transform: scale(var(--hyeon-hero-parallax-scale, 1));
        transform-origin: right center;
        will-change: transform;
      }

      #dkHead .area_profile {
        position: relative;
        top: auto;
        left: auto;
        right: auto;
        margin-top: 0;
      }

      #dkHead .area_profile .tit_post {
        margin-bottom: 44px;
        font-size: 30px;
      }

      #dkHead .area_profile .tit_post::after {
        margin-top: 9px;
        line-height: 1.45;
      }

      #dkHead .thumb_profile {
        width: 64px;
        height: 64px;
        margin-bottom: 10px;
      }

      #dkHead .txt_profile {
        font-size: 16px;
      }

      #dkHead .txt_profile::after {
        margin-top: 5px;
        font-size: 11px;
        line-height: 1.38;
      }

      #dkHead .link_home_mid {
        height: 30px;
        margin-top: 16px;
      }

      #mFeature {
        top: 24px;
        bottom: 24px;
        left: 24px;
        width: min(360px, calc(100vw - 48px));
      }

      .hyeon_top_search,
      .hyeon_owner_widget {
        display: none;
      }

      #dkContent {
        margin-left: 0;
      }

      #cMain {
        width: min(860px, calc(100vw - 48px));
        padding: 48px 36px 104px;
      }
    }

    @media screen and (max-width: 760px) {
      .hyeon_bg_parts {
        display: block;
        opacity: 0.16;
      }

      body#tt-body-index .hyeon_bg_part,
      .hyeon_bg_part {
        opacity: 0.13;
      }

      #cMain {
        width: calc(100vw - 32px);
        padding: 36px 20px 76px;
      }

      #dkHead {
        min-height: 334px;
        padding: 26px 24px 20px;
      }

      #dkHead .btn_cate {
        top: 26px;
        right: 24px;
      }

      #dkHead::before {
        top: 88px;
        left: 28px;
      }

      #dkHead .area_profile {
        margin-top: 0;
      }

      #dkHead .area_profile .tit_post {
        margin-bottom: 40px;
        font-size: 28px;
      }

      #dkHead .thumb_profile {
        width: 60px;
        height: 60px;
      }

      #mFeature {
        top: 18px;
        bottom: 18px;
        left: 16px;
        width: calc(100vw - 32px);
      }

      .hyeon_top_search,
      .hyeon_owner_widget {
        display: none;
      }

      .hyeon_about .trace_about,
      .hyeon_about .link_about_group {
        position: static;
        margin-top: 16px;
      }

      .hyeon_about .label_about {
        display: block;
      }

      .hyeon_about .trace_about {
        display: flex;
      }

      .hyeon_about .head_about,
      .hyeon_about .identity_about {
        display: block;
      }

      .hyeon_about .bar_about {
        display: none;
      }

      .hyeon_about .meta_about {
        display: block;
        padding-top: 8px;
      }

      .hyeon_about.is_post_date .trace_about,
      .hyeon_about.is_post_date .head_about,
      .hyeon_about.is_post_date .body_about {
        display: none;
      }

      .list_content {
        grid-template-columns: 1fr;
        grid-template-areas:
          "text"
          "thumb";
        gap: 12px;
        padding: 22px 0;
      }

      .list_content .thumbnail_post {
        width: min(160px, 44vw);
        height: 88px;
        aspect-ratio: auto;
        margin-top: 2px;
        opacity: 0.72;
      }

      .area_title .tit_post {
        font-size: 28px;
      }

      .area_related .head_related {
        align-items: flex-start;
      }

      .area_related .list_related {
        grid-template-columns: 1fr;
        gap: 18px;
      }

      .area_related .link_related {
        min-height: 0;
      }
    }