:root {
    /* 플레이어 쪽 — 차가운 종이회색 */
    --bg:        #EDF0EF;
    --surface:   #FFFFFF;
    --surface-2: #E3E8E6;
    --ink:       #14201E;
    --ink-2:     #3D4B48;
    --muted:     #5C6B68;
    --rule:      #CBD5D2;
    --rule-2:    #DDE4E2;

    /* 딜러 쪽 — 어두운 하우스 면 (명암을 반전시켜 구분) */
    --house:       #1B2A27;
    --house-2:     #24352F;
    --house-ink:   #EDF0EF;
    --house-muted: #9BAFA9;
    --house-rule:  #3A4D46;

    /* 카드 */
    --card-face: #FCFCFA;
    --card-ink:  #14201E;
    --card-edge: #B8C4C0;
    --back-base: #2C4A5C;
    --back-line: #4E7690;

    /* 액션색 — 출판된 전략표의 관례 */
    --a-stand:  #2F7D5B;
    --a-hit:    #B8453A;
    --a-double: #2C6E9B;
    --a-split:  #96700D;
    --a-surr:   #6E7A86;
    --on-action:#FFFFFF;

    --t-stand:  #DCEBE3;
    --t-hit:    #F6E1DE;
    --t-double: #DCE8F1;
    --t-split:  #F5EAD0;
    --t-surr:   #E4E8EB;

    --focus: #2C6E9B;
    color-scheme: light;

    --sans: "IBM Plex Sans KR", "Helvetica Neue", Arial, sans-serif;
    --mono: "IBM Plex Mono", "IBM Plex Sans KR", ui-monospace, SFMono-Regular, Menlo, monospace;

    --step--2: clamp(.62rem, .60rem + .08vw, .68rem);
    --step--1: clamp(.72rem, .70rem + .1vw, .78rem);
    --step-0:  clamp(.92rem, .89rem + .15vw, 1rem);
    --step-1:  clamp(1.06rem, 1rem + .3vw, 1.2rem);
    --step-2:  clamp(1.3rem, 1.18rem + .6vw, 1.6rem);
    --step-3:  clamp(1.7rem, 1.4rem + 1.4vw, 2.5rem);
  }

  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
      color-scheme: dark;
      --bg:        #0E1917;
      --surface:   #1B2C27;
      --surface-2: #24352F;
      --ink:       #E9EEEC;
      --ink-2:     #C0CCC8;
      --muted:     #92A3A0;
      --rule:      #33443E;
      --rule-2:    #2A3A34;

      /* 다크에서도 "하우스는 더 어둡다"는 방향을 유지 */
      --house:       #060C0B;
      --house-2:     #101B18;
      --house-ink:   #E9EEEC;
      --house-muted: #8496A0;
      --house-rule:  #23332E;

      --card-face: #E8EDEB;
      --card-ink:  #101B18;
      --card-edge: #5E6E6A;
      --back-base: #1B3646;
      --back-line: #33607A;

      --a-stand:  #4FB083;
      --a-hit:    #E0736A;
      --a-double: #5BA3D0;
      --a-split:  #D6A83A;
      --a-surr:   #94A2AD;
      --on-action:#0E1917;

      --t-stand:  #1B3A2C;
      --t-hit:    #3E2422;
      --t-double: #1C3345;
      --t-split:  #3A2F14;
      --t-surr:   #26302F;

      --focus: #5BA3D0;
    }
  }

  :root[data-theme="dark"] {
    color-scheme: dark;
    --bg:        #0E1917;
    --surface:   #1B2C27;
    --surface-2: #24352F;
    --ink:       #E9EEEC;
    --ink-2:     #C0CCC8;
    --muted:     #92A3A0;
    --rule:      #33443E;
    --rule-2:    #2A3A34;

    --house:       #060C0B;
    --house-2:     #101B18;
    --house-ink:   #E9EEEC;
    --house-muted: #8496A0;
    --house-rule:  #23332E;

    --card-face: #E8EDEB;
    --card-ink:  #101B18;
    --card-edge: #5E6E6A;
    --back-base: #1B3646;
    --back-line: #33607A;

    --a-stand:  #4FB083;
    --a-hit:    #E0736A;
    --a-double: #5BA3D0;
    --a-split:  #D6A83A;
    --a-surr:   #94A2AD;
    --on-action:#0E1917;

    --t-stand:  #1B3A2C;
    --t-hit:    #3E2422;
    --t-double: #1C3345;
    --t-split:  #3A2F14;
    --t-surr:   #26302F;

    --focus: #5BA3D0;
  }

  * { box-sizing: border-box; }

  body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: var(--sans);
    font-size: var(--step-0);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
  }

  .wrap {
    max-width: 1080px;
    margin: 0 auto;
    padding-inline: 20px;
    padding-block: 32px 56px;
    display: flex;
    flex-direction: column;
    gap: 28px;
  }

  :where(a, button, input, select, summary):focus-visible {
    outline: 2px solid var(--focus);
    outline-offset: 2px;
  }

  /* ---------- 사이트 내비게이션 ---------- */
  .sitebar {
    background: var(--house);
    color: var(--house-ink);
    border-bottom: 1px solid var(--house-rule);
  }
  .sitebar-in {
    max-width: 1280px;
    margin: 0 auto;
    padding: 12px 20px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 10px 24px;
  }
  .brand {
    font-size: var(--step-0);
    color: var(--house-ink);
    text-decoration: none;
    white-space: nowrap;
  }
  .brand b { font-weight: 700; }
  .sitebar nav { display: flex; flex-wrap: wrap; gap: 4px; }
  .sitebar nav a {
    font-size: var(--step--1);
    font-weight: 500;
    color: var(--house-muted);
    text-decoration: none;
    padding: 6px 10px;
    border-radius: 3px;
    white-space: nowrap;
  }
  .sitebar nav a:hover { background: var(--house-2); color: var(--house-ink); }
  .sitebar nav a[aria-current="page"] {
    background: var(--house-ink);
    color: var(--house);
    font-weight: 600;
  }

  /* ---------- 왜 이 사이트인가 ---------- */
  .why { border-top: 1.5px solid var(--ink); padding-top: 22px; }
  .why-head { margin-bottom: 18px; max-width: 58ch; }
  .why-head h2 {
    margin: 0 0 6px;
    font-size: var(--step-2);
    font-weight: 700;
    letter-spacing: -.02em;
    text-wrap: balance;
  }
  .why-head p { margin: 0; color: var(--muted); }
  .why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 1px;
    background: var(--rule);
    border: 1px solid var(--rule);
  }
  .why-item { background: var(--surface); padding: 16px 18px; }
  .why-n {
    display: block;
    font-family: var(--mono);
    font-size: var(--step--2);
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--a-double);
    margin-bottom: 7px;
  }
  .why-item h3 {
    margin: 0 0 6px;
    font-size: var(--step-0);
    font-weight: 700;
    letter-spacing: -.01em;
  }
  .why-item p {
    margin: 0;
    font-size: var(--step--1);
    line-height: 1.6;
    color: var(--ink-2);
  }
  .why-more {
    display: inline-block;
    margin-top: 16px;
    font-size: var(--step--1);
    font-weight: 600;
    color: var(--a-double);
    text-decoration: none;
    border-bottom: 1px solid currentColor;
    padding-bottom: 2px;
  }
  .why-more:hover { color: var(--ink); }

  /* ---------- 사이트 푸터 ---------- */
  .sitefoot {
    background: var(--house);
    color: var(--house-muted);
    border-top: 1px solid var(--house-rule);
  }
  .sitefoot-in {
    max-width: 1280px;
    margin: 0 auto;
    padding: 28px 20px 36px;
    display: flex;
    flex-direction: column;
    gap: 14px;
  }
  .sitefoot nav { display: flex; flex-wrap: wrap; gap: 6px 18px; }
  .sitefoot nav a {
    color: var(--house-ink);
    text-decoration: none;
    font-size: var(--step--1);
    font-weight: 500;
  }
  .sitefoot nav a:hover { text-decoration: underline; }
  .sitefoot p {
    margin: 0;
    font-size: var(--step--1);
    line-height: 1.65;
    max-width: 70ch;
  }

  /* ---------- 페이지 셸 (좌측 광고 레일 + 본문) ---------- */
  .page {
    display: grid;
    grid-template-columns: 160px minmax(0, 1fr);
    gap: 20px;
    max-width: 1280px;
    margin: 0 auto;
    /* align-items를 지정하지 않아 레일이 본문 높이만큼 늘어난다 → sticky가 실제로 따라온다 */
  }
  .siderail {
    padding-block: 32px 56px;
    padding-inline-start: 20px;
  }
  /* 좌측 레일을 세울 가로 폭이 안 되면 통째로 숨긴다 */
  @media (max-width: 1149px) {
    .page { grid-template-columns: minmax(0, 1fr); }
    .siderail { display: none; }
  }

  /* ---------- 헤더 ---------- */
  .masthead {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px 24px;
    padding-bottom: 18px;
    border-bottom: 1.5px solid var(--ink);
  }
  .masthead h1 {
    margin: 0;
    font-size: var(--step-3);
    font-weight: 700;
    letter-spacing: -.02em;
    line-height: 1.05;
    text-wrap: balance;
  }
  .masthead p {
    margin: 6px 0 0;
    font-family: var(--sans);
    font-size: var(--step-1);
    font-weight: 400;
    letter-spacing: -.005em;
    color: var(--muted);
    max-width: 46ch;
  }
  .decknote {
    font-family: var(--mono);
    font-size: var(--step--1);
    color: var(--muted);
    text-align: right;
    line-height: 1.6;
    white-space: nowrap;
  }
  .decknote b { color: var(--ink-2); font-weight: 600; }

  /* ---------- 테이블 ---------- */
  .advisor {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 330px);
    gap: 20px;
    align-items: start;
  }
  @media (max-width: 800px) {
    .advisor { grid-template-columns: minmax(0, 1fr); }
  }

  .felt {
    border: 1px solid var(--rule);
    overflow: hidden;
  }

  .side { padding: 18px; display: flex; flex-direction: column; gap: 16px; }

  /* 딜러 = 어두운 면 / 나 = 밝은 면 */
  .side--house {
    background: var(--house);
    color: var(--house-ink);
    --zone-ink:   var(--house-ink);
    --zone-muted: var(--house-muted);
    --zone-rule:  var(--house-rule);
    --zone-fill:  var(--house-2);
  }
  .side--me {
    background: var(--surface);
    color: var(--ink);
    --zone-ink:   var(--ink);
    --zone-muted: var(--muted);
    --zone-rule:  var(--rule);
    --zone-fill:  var(--surface-2);
  }

  .side-head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 10px 14px;
  }
  .tag {
    font-size: var(--step--1);
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    padding: 5px 11px;
    border-radius: 2px;
  }
  /* 딜러는 채워진 칩, 나는 테두리 칩 — 형태로도 구분 */
  .tag--solid   { background: var(--house-ink); color: var(--house); }
  .tag--outline { background: transparent; color: var(--ink); border: 1.5px solid var(--ink); }

  .side-note {
    font-family: var(--mono);
    font-size: var(--step--1);
    color: var(--zone-muted);
    font-variant-numeric: tabular-nums;
  }
  .side-note b { color: var(--zone-ink); font-weight: 600; }

  /* 카드 */
  .cards {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 8px;
    min-height: 92px;
  }
  .slot { display: flex; flex-direction: column; align-items: center; gap: 5px; }
  .slot-cap {
    font-family: var(--mono);
    font-size: var(--step--2);
    letter-spacing: .06em;
    color: var(--zone-muted);
    white-space: nowrap;
  }

  .pcard {
    position: relative;
    width: 54px;
    height: 76px;
    border-radius: 5px;
    display: grid;
    place-items: center;
    font-family: var(--mono);
    font-size: 1.45rem;
    font-weight: 600;
    background: var(--card-face);
    color: var(--card-ink);
    border: 1px solid var(--card-edge);
    box-shadow: 0 1px 0 rgba(0,0,0,.14);
  }
  .pcard--back {
    background-color: var(--back-base);
    background-image:
      repeating-linear-gradient(45deg,  rgba(255,255,255,0) 0 4px, var(--back-line) 4px 5px),
      repeating-linear-gradient(-45deg, rgba(255,255,255,0) 0 4px, var(--back-line) 4px 5px);
    border-color: var(--back-line);
    color: transparent;
  }
  .pcard .corner {
    position: absolute;
    top: 3px;
    left: 5px;
    font-size: .58rem;
    font-weight: 500;
    letter-spacing: .02em;
    color: var(--card-edge);
  }
  .pcard .kill {
    all: unset;
    position: absolute;
    right: -6px;
    top: -6px;
    width: 20px;
    height: 20px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: var(--surface-2);
    border: 1px solid var(--rule);
    color: var(--muted);
    font-size: .72rem;
    line-height: 1;
    cursor: pointer;
  }
  .pcard .kill:hover { background: var(--a-hit); border-color: var(--a-hit); color: var(--on-action); }
  .pcard .kill:focus-visible { outline: 2px solid var(--focus); outline-offset: 1px; }

  .cards-empty {
    display: grid;
    place-items: center;
    width: 54px;
    height: 76px;
    border-radius: 5px;
    border: 1px dashed var(--zone-rule);
    color: var(--zone-muted);
    font-size: 1.1rem;
  }
  .cards-hint {
    align-self: center;
    font-family: var(--sans);
    font-size: var(--step-0);
    color: var(--zone-muted);
  }

  /* 카드 고르기 */
  .picker {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 12px;
    padding-top: 14px;
    border-top: 1px solid var(--zone-rule);
  }
  .picker-label {
    font-size: var(--step--1);
    font-weight: 600;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--zone-muted);
    flex: none;
  }
  .cardrow { display: flex; flex-wrap: wrap; gap: 5px; }

  .card-btn {
    font-family: var(--mono);
    font-size: var(--step--1);
    font-weight: 500;
    min-width: 36px;
    height: 38px;
    padding: 0 7px;
    background: transparent;
    color: var(--zone-ink);
    border: 1px solid var(--zone-rule);
    border-radius: 3px;
    cursor: pointer;
    transition: background 120ms ease, border-color 120ms ease, transform 120ms ease;
  }
  .card-btn:hover { background: var(--zone-fill); border-color: var(--zone-muted); }
  .card-btn:active { transform: translateY(1px); }
  .card-btn .sub { display: block; font-size: .5rem; letter-spacing: .04em; color: var(--zone-muted); }
  .card-btn[aria-pressed="true"] {
    background: var(--zone-ink);
    color: var(--house);
    border-color: var(--zone-ink);
    font-weight: 600;
  }
  .side--me .card-btn[aria-pressed="true"] { color: var(--surface); }
  .card-btn[aria-pressed="true"] .sub { color: inherit; opacity: .7; }

  .textbtn {
    all: unset;
    cursor: pointer;
    font-size: var(--step--1);
    font-weight: 600;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--muted);
    border-bottom: 1px solid var(--rule);
    padding-bottom: 1px;
  }
  .textbtn:hover { color: var(--a-hit); border-color: var(--a-hit); }
  .textbtn:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; }

  /* 센터라인 — 실제 블랙잭 테이블 각인 */
  .centerline {
    background: var(--house-2);
    border-top: 1px solid var(--house-rule);
    border-bottom: 1px solid var(--house-rule);
    padding: 9px 16px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 6px 12px;
    font-family: var(--mono);
    font-size: var(--step--2);
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--house-muted);
    text-align: center;
  }
  .centerline .dot { color: var(--a-split); letter-spacing: 0; }

  /* ---------- 판정 ---------- */
  /* 패널 전체가 액션 색을 띠어 신호등처럼 읽힌다: 초록=스탠드, 빨강=히트, 파랑=더블, 금색=스플릿, 회색=서렌더 */
  .verdict {
    background: var(--surface);
    border: 1px solid var(--rule);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: sticky;
    top: 16px;
  }
  @media (max-width: 800px) { .verdict { position: static; } }

  .matchup {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    padding: 12px 18px;
    border-bottom: 1px solid var(--rule-2);
    font-family: var(--mono);
    font-size: var(--step--1);
    font-variant-numeric: tabular-nums;
  }
  .matchup .me { color: var(--ink); font-weight: 600; }
  .matchup .vs { color: var(--muted); }
  .matchup .house {
    color: var(--house-ink);
    background: var(--house);
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 2px;
  }

  /* 히어로 — 판정 결과 본체 */
  .verdict-hero {
    background: var(--act, var(--muted));
    color: var(--on-action);
    padding: 20px 18px;
    display: flex;
    align-items: center;
    gap: 14px;
  }
  .verdict-letter {
    flex: none;
    width: 56px;
    height: 56px;
    display: grid;
    place-items: center;
    border: 2px solid currentColor;
    border-radius: 4px;
    font-family: var(--mono);
    font-size: var(--step-2);
    font-weight: 600;
  }
  .verdict-words { min-width: 0; }
  .verdict-name {
    margin: 0;
    font-size: var(--step-3);
    font-weight: 700;
    line-height: 1.04;
    letter-spacing: -.025em;
    color: inherit;
  }
  .verdict-en {
    font-family: var(--mono);
    font-size: var(--step--1);
    letter-spacing: .12em;
    text-transform: uppercase;
    opacity: .8;
  }

  /* 무엇을 하라 — 한 줄 지시문 */
  .verdict-do {
    margin: 0;
    padding: 15px 18px;
    font-size: var(--step-1);
    font-weight: 600;
    line-height: 1.45;
    letter-spacing: -.01em;
    color: var(--ink);
    border-bottom: 1px solid var(--rule-2);
  }

  /* 왜 — 근거 */
  .verdict-why { display: flex; gap: 10px; padding: 14px 18px; }
  .why-label {
    flex: none;
    font-family: var(--mono);
    font-size: var(--step--1);
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--act, var(--muted));
    padding-top: 3px;
  }
  .verdict-why p {
    margin: 0;
    font-size: var(--step-0);
    line-height: 1.6;
    color: var(--ink-2);
  }
  .verdict-why[hidden] { display: none !important; }

  .verdict-note {
    margin: 0;
    padding: 13px 18px;
    background: var(--surface-2);
    border-top: 1px solid var(--rule-2);
    font-size: var(--step--1);
    color: var(--muted);
    line-height: 1.55;
  }
  .verdict-note[hidden] { display: none !important; }

  /* 판정이 바뀌면 짧게 튀어 시선을 끈다 */
  @keyframes verdictPop {
    from { transform: scale(.975); opacity: .55; }
    to   { transform: none;        opacity: 1; }
  }
  .verdict-hero.pop { animation: verdictPop 200ms ease-out; }

  /* ---------- 룰 ---------- */
  .rules {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 1px;
    background: var(--rule);
    border: 1px solid var(--rule);
  }
  .rule-cell {
    background: var(--surface);
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 9px;
  }
  .rule-cell > span {
    font-size: var(--step--1);
    font-weight: 600;
    letter-spacing: .09em;
    text-transform: uppercase;
    color: var(--muted);
  }
  .seg { display: flex; }
  .seg button {
    flex: 1;
    font-family: var(--mono);
    font-size: var(--step--1);
    padding: 8px 6px;
    background: var(--surface);
    color: var(--muted);
    border: 1px solid var(--rule);
    cursor: pointer;
    white-space: nowrap;
  }
  .seg button + button { border-left: none; }
  .seg button[aria-pressed="true"] {
    background: var(--ink);
    color: var(--surface);
    border-color: var(--ink);
    font-weight: 600;
  }

  /* ---------- 룰 세트 ---------- */
  .ruleset { display: flex; flex-direction: column; gap: 12px; }
  .ruleset-head {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: 8px 18px;
  }
  .ruleset-head h2 { margin: 0; font-size: var(--step-1); font-weight: 700; letter-spacing: -.01em; }
  .ruleset-head p {
    margin: 0;
    font-family: var(--sans);
    font-size: var(--step-0);
    color: var(--muted);
    max-width: 52ch;
  }
  .seg button:hover { background: var(--surface-2); color: var(--ink); }
  .seg button[aria-pressed="true"]:hover { background: var(--ink); color: var(--surface); }

  /* ---------- 전략표 ---------- */
  .charts { display: flex; flex-direction: column; gap: 20px; }
  .chart-head {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: 10px 20px;
    margin-bottom: 10px;
  }
  .chart-head h2 { margin: 0; font-size: var(--step-1); font-weight: 700; letter-spacing: -.01em; }
  .chart-head p {
    margin: 0;
    font-family: var(--sans);
    font-size: var(--step-0);
    color: var(--muted);
  }
  .scroller { overflow-x: auto; }

  table {
    border-collapse: collapse;
    width: 100%;
    min-width: 520px;
    font-family: var(--mono);
    font-variant-numeric: tabular-nums;
  }
  caption {
    caption-side: top;
    text-align: left;
    font-family: var(--sans);
    font-size: var(--step--1);
    font-weight: 600;
    letter-spacing: .09em;
    text-transform: uppercase;
    color: var(--muted);
    padding-bottom: 8px;
  }
  th, td {
    border: 1px solid var(--rule-2);
    text-align: center;
    padding: 0;
    height: 34px;
    font-size: var(--step--1);
    font-weight: 500;
  }
  /* 표의 열 머리 = 딜러 → 하우스 색으로 통일 */
  thead th {
    background: var(--house);
    color: var(--house-ink);
    font-weight: 600;
    letter-spacing: .03em;
  }
  thead th:first-child {
    background: var(--surface-2);
    color: var(--muted);
    font-size: .62rem;
    letter-spacing: .04em;
  }
  /* 표의 행 머리 = 내 핸드 → 밝은 면 */
  tbody th {
    background: var(--surface-2);
    color: var(--ink);
    font-weight: 600;
    padding-inline: 10px;
    white-space: nowrap;
    text-align: right;
  }
  td { color: var(--ink); }
  td.S { background: var(--t-stand);  }
  td.H { background: var(--t-hit);    }
  td.D { background: var(--t-double); }
  td.P { background: var(--t-split);  }
  td.R { background: var(--t-surr);   }
  td.now { box-shadow: inset 0 0 0 3px var(--ink); font-weight: 600; }
  tr.now-row th { background: var(--ink); color: var(--surface); }

  .legend { display: flex; flex-wrap: wrap; gap: 6px 18px; padding-top: 14px; }
  .legend div { display: flex; align-items: center; gap: 8px; font-size: var(--step--1); color: var(--ink-2); }
  .swatch {
    width: 22px;
    height: 22px;
    display: grid;
    place-items: center;
    font-family: var(--mono);
    font-size: .68rem;
    font-weight: 600;
    color: var(--on-action);
    border-radius: 2px;
  }

  /* ---------- 광고 자리 ---------- */
  /*
     모드는 .page 의 클래스 한 단어로 바뀝니다.
       ads-preview : 점선 자리표시자를 보여준다 (레이아웃 확인용 · 현재 설정)
       ads-review  : 광고 자리를 전부 숨긴다   (애드센스 심사 제출 전 반드시 이걸로)
       ads-live    : 자리표시자를 걷고 실제 광고만 보여준다 (승인 후)
     min-height 는 세 모드 모두에 남겨서 광고가 늦게 떠도 레이아웃이 밀리지 않습니다(CLS 방지).
  */
  .rail { display: flex; flex-direction: column; gap: 20px; }

  .adslot {
    display: grid;
    place-items: center;
    overflow: hidden;
  }
  .adslot > * { max-width: 100%; }

  /* 자리표시자는 기본적으로 숨어 있고 preview 모드에서만 나온다 */
  .adslot-ph { display: none; }
  .ads-preview .adslot-ph {
    display: grid;
    gap: 3px;
    place-items: center;
    text-align: center;
  }
  .ads-preview .adslot {
    padding: 10px;
    background: var(--surface-2);
    border: 1px dashed var(--rule);
    color: var(--muted);
  }

  /* 심사 모드 — 빈 자리가 보이면 미완성 사이트로 읽히므로 통째로 제거 */
  .ads-review .adslot { display: none; }
  .ads-review .siderail { display: none; }
  .page.ads-review { grid-template-columns: minmax(0, 1fr); }

  .adslot-tag {
    font-family: var(--mono);
    font-size: var(--step--2);
    letter-spacing: .14em;
    text-transform: uppercase;
  }
  .adslot-size {
    font-family: var(--mono);
    font-size: var(--step--2);
    color: var(--rule);
    letter-spacing: .06em;
  }

  /* 상단 리더보드 — 데스크톱 728×90, 모바일 320×100 */
  .adslot--leader { min-height: 90px; }
  @media (max-width: 760px) { .adslot--leader { min-height: 100px; } }

  /* 사이드 레일 — 300×250 */
  .adslot--rect { min-height: 250px; }

  /* 좌측 스카이스크래퍼 — 160×600, 스크롤을 따라온다 */
  .adslot--sky {
    min-height: 600px;
    position: sticky;
    top: 16px;
  }

  /* 본문 사이 — 반응형 가로 배너 */
  .adslot--inline { min-height: 110px; }

  /* 전략표 사이 — 반응형 가로 배너 */
  .adslot--mid { min-height: 110px; }

  /* 페이지 최하단 — 728×90 / 모바일 320×100 */
  .adslot--footer { min-height: 90px; }
  @media (max-width: 760px) { .adslot--footer { min-height: 100px; } }

  /* ---------- 각주 ---------- */
  .notes {
    border-top: 1.5px solid var(--ink);
    padding-top: 18px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 18px 28px;
  }
  .notes h3 {
    margin: 0 0 6px;
    font-size: var(--step--1);
    font-weight: 600;
    letter-spacing: .09em;
    text-transform: uppercase;
    color: var(--muted);
  }
  .notes p, .notes li {
    margin: 0;
    font-family: var(--sans);
    font-size: var(--step-0);
    line-height: 1.55;
    color: var(--ink-2);
  }
  .notes ul { margin: 0; padding-left: 1.1em; display: flex; flex-direction: column; gap: 5px; }
  .notes code {
    font-family: var(--mono);
    font-size: .84em;
    background: var(--surface-2);
    padding: 1px 4px;
    border-radius: 2px;
  }

  @media (prefers-reduced-motion: reduce) {
    * { transition: none !important; animation: none !important; }
  }

/* ---------- 언어 전환 ---------- */
.langbar {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  margin-left: auto;
}
.langbar a {
  font-family: var(--mono);
  font-size: var(--step--2);
  letter-spacing: .04em;
  color: var(--house-muted);
  text-decoration: none;
  padding: 5px 8px;
  border: 1px solid var(--house-rule);
  border-radius: 2px;
  white-space: nowrap;
}
.langbar a:hover { background: var(--house-2); color: var(--house-ink); }
.langbar a[aria-current="true"] {
  background: var(--house-ink);
  color: var(--house);
  border-color: var(--house-ink);
  font-weight: 600;
}
@media (max-width: 620px) { .langbar { margin-left: 0; } }