:root{--bg:#fafaf8;--fg:#1c1d20;--muted:#62666d;--card:#fff;--line:#e3e2dd;--accent:#b4382c;--accent-fg:#fff;--code:#f1f0ec}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#16171a;--fg:#e8e6e1;--muted:#9a9ea6;--card:#1f2024;--line:#303238;--accent:#e0675a;--accent-fg:#16171a;--code:#26272c}}
:root[data-theme="dark"]{--bg:#16171a;--fg:#e8e6e1;--muted:#9a9ea6;--card:#1f2024;--line:#303238;--accent:#e0675a;--accent-fg:#16171a;--code:#26272c}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.7 -apple-system,"Segoe UI","Noto Sans KR","Malgun Gothic",sans-serif}
.wrap{display:grid;grid-template-columns:240px minmax(0,1fr);min-height:100vh}
nav{border-right:1px solid var(--line);padding:20px 16px;position:sticky;top:0;height:100vh;overflow:auto;background:var(--card)}
nav .brand{font-weight:700;font-size:18px;display:block;margin-bottom:14px;color:var(--fg);text-decoration:none}
nav .brand small{display:block;font-weight:400;font-size:12px;color:var(--muted)}
nav input{width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--fg);font:inherit;font-size:14px}
nav ul{list-style:none;margin:14px 0 0;padding:0}
nav li a{display:block;padding:7px 10px;border-radius:6px;color:var(--fg);text-decoration:none;font-size:15px}
nav li a:hover{background:var(--code)}
nav li a[aria-current]{background:var(--accent);color:var(--accent-fg)}
#results{font-size:14px}#results a{display:block;padding:6px 8px;color:var(--fg);text-decoration:none;border-radius:6px}#results a:hover{background:var(--code)}#results small{color:var(--muted);display:block}
main{padding:32px clamp(16px,4vw,56px);max-width:920px}
h1{font-size:30px;line-height:1.3;margin:0 0 8px}h2{font-size:22px;margin:36px 0 10px;padding-top:6px;border-top:1px solid var(--line)}h3{font-size:17px;margin:24px 0 6px}
p,li{overflow-wrap:anywhere}
a{color:var(--accent)}
code{background:var(--code);padding:1px 6px;border-radius:4px;font-size:.92em}
blockquote{margin:16px 0;padding:10px 16px;border-left:4px solid var(--accent);background:var(--code);color:var(--muted)}
.tbl{overflow-x:auto;margin:14px 0}table{border-collapse:collapse;min-width:100%;font-size:15px}th,td{border:1px solid var(--line);padding:8px 12px;text-align:left;vertical-align:top}th{background:var(--code)}
footer{margin-top:56px;padding-top:16px;border-top:1px solid var(--line);color:var(--muted);font-size:13px}
@media (max-width:760px){.wrap{display:block}nav{position:static;height:auto;border-right:0;border-bottom:1px solid var(--line)}}

/* ---------- 피드백(.fb-*) ---------- */
:root{--mark:#ffe58a;--mark-fg:#1c1d20;--ok:#1f6b3a;--hold:#8a5a00;--shadow:0 6px 24px rgba(0,0,0,.18);--focus:#1a56c8}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--mark:#6b5a12;--mark-fg:#f5f2e6;--ok:#6fcf8f;--hold:#e6b450;--shadow:0 6px 24px rgba(0,0,0,.6);--focus:#8ab4ff}}
:root[data-theme="dark"]{--mark:#6b5a12;--mark-fg:#f5f2e6;--ok:#6fcf8f;--hold:#e6b450;--shadow:0 6px 24px rgba(0,0,0,.6);--focus:#8ab4ff}
mark.fb-mark{background:var(--mark);color:var(--mark-fg);border-radius:2px;cursor:pointer;padding:0 1px}
.fb-ui button{font:inherit;font-size:14px;padding:7px 14px;border:1px solid var(--line);border-radius:6px;background:var(--card);color:var(--fg);cursor:pointer}
.fb-ui button:hover:not(:disabled){background:var(--code)}
.fb-ui button:disabled{opacity:.6;cursor:default}
.fb-ui button.fb-primary{background:var(--accent);border-color:var(--accent);color:var(--accent-fg)}
.fb-ui button.fb-primary:hover:not(:disabled){filter:brightness(1.08);background:var(--accent)}
.fb-ui button:focus-visible,button.fb-fab:focus-visible,.fb-ui textarea:focus-visible,.fb-ui input:focus-visible,.fb-img-wrap:focus-visible,mark.fb-mark:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
button.fb-fab{position:fixed;z-index:60;font:inherit;font-size:14px;padding:7px 14px;border:1px solid var(--accent);border-radius:6px;cursor:pointer;background:var(--accent);color:var(--accent-fg);border-color:var(--accent);box-shadow:var(--shadow);font-weight:600}
.fb-panel{position:fixed;z-index:70;right:20px;bottom:20px;width:min(380px,calc(100vw - 40px));padding:16px;background:var(--card);color:var(--fg);border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:10px}
.fb-panel textarea,.fb-panel input{width:100%;font:inherit;font-size:15px;padding:8px 10px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--fg)}
.fb-panel textarea{resize:vertical;min-height:90px}
.fb-target{font-size:14px;color:var(--muted);background:var(--code);padding:8px 10px;border-radius:6px;overflow-wrap:anywhere}
.fb-msg{min-height:1.2em;font-size:13px;color:#b3261e}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .fb-msg{color:#ff8a80}}
:root[data-theme="dark"] .fb-msg{color:#ff8a80}
.fb-row{display:flex;gap:8px;justify-content:flex-end}
.fb-hint{font-size:12px;color:var(--muted)}
.fb-toast{position:fixed;z-index:80;left:50%;bottom:24px;transform:translateX(-50%);background:var(--fg);color:var(--bg);padding:10px 18px;border-radius:8px;font-size:14px;box-shadow:var(--shadow)}
.fb-img-wrap{position:relative;display:inline-block;max-width:100%;line-height:0;cursor:crosshair;touch-action:pan-y}
.fb-img-wrap img{max-width:100%;height:auto;display:block;-webkit-user-select:none;user-select:none}
.fb-drag,.fb-rect{position:absolute;border:2px solid var(--accent);background:rgba(224,103,90,.22);box-sizing:border-box;pointer-events:none}
.fb-rect{pointer-events:auto;cursor:pointer;border-style:dashed;background:rgba(255,229,138,.28);border-color:var(--hold)}
.fb-list{margin-top:48px;padding-top:8px}
.fb-list-head{display:flex;flex-wrap:wrap;gap:10px 16px;align-items:center;justify-content:space-between}
.fb-list-head h2{margin:0;border:0;padding:0}
.fb-help,.fb-empty{color:var(--muted);font-size:14px;margin:8px 0}
.fb-error{color:#b3261e}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .fb-error{color:#ff8a80}}
:root[data-theme="dark"] .fb-error{color:#ff8a80}
.fb-item{margin:12px 0;padding:12px 14px;border:1px solid var(--line);border-left-width:4px;border-radius:8px;background:var(--card)}
.fb-item.fb-open{border-left-color:var(--accent)}.fb-item.fb-done{border-left-color:var(--ok)}.fb-item.fb-hold{border-left-color:var(--hold)}
.fb-item.fb-flash{box-shadow:0 0 0 3px var(--focus)}
.fb-item blockquote{margin:8px 0;padding:6px 12px;font-size:14px}
.fb-item-top{display:flex;flex-wrap:wrap;gap:6px 10px;align-items:center;font-size:13px}
.fb-badge{font-weight:700;padding:1px 9px;border-radius:99px;border:1px solid currentColor}
.fb-open .fb-badge{color:var(--accent)}.fb-done .fb-badge{color:var(--ok)}.fb-hold .fb-badge{color:var(--hold)}
.fb-meta{color:var(--muted)}
.fb-comment{white-space:pre-wrap;overflow-wrap:anywhere;margin-top:6px}
.fb-note{margin-top:8px;padding:6px 10px;border-radius:6px;background:var(--code);font-size:14px;overflow-wrap:anywhere;white-space:pre-wrap}
@media (max-width:760px){
  .fb-panel{left:0;right:0;bottom:0;width:100%;border-radius:12px 12px 0 0;border-width:1px 0 0;max-height:80vh;overflow:auto}
  .fb-ui button{min-height:44px}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}

/* ---------- 입장 화면 ---------- */
.login-body{display:grid;place-items:center;min-height:100vh;padding:16px}
.login{width:min(380px,100%);background:var(--card);border:1px solid var(--line);border-radius:12px;padding:28px 24px}
.login h1{font-size:28px;margin:0 0 20px}.login h1 small{display:block;font-size:13px;font-weight:400;color:var(--muted);margin-top:2px}
.login label{display:block;font-weight:600;margin-bottom:6px}
.login input{width:100%;font:inherit;padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--fg)}
.login input:focus-visible,.login button:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
.login button{width:100%;margin-top:14px;padding:11px;font:inherit;font-weight:700;border:0;border-radius:8px;background:var(--accent);color:var(--accent-fg);cursor:pointer}
.login button:disabled{opacity:.6;cursor:default}
.login-msg{min-height:1.4em;margin:10px 0 0;font-size:14px;color:#b3261e}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .login-msg{color:#ff8a80}}
:root[data-theme="dark"] .login-msg{color:#ff8a80}
.login-note{margin:18px 0 0;font-size:12px;color:var(--muted)}

/* ---------- 메뉴 그룹, 정본 페이지, 시안 갤러리 ---------- */
nav .grp{margin:18px 0 0;font-size:12px;font-weight:700;letter-spacing:.04em;color:var(--muted)}
nav .grp+ul{margin-top:4px}
h4{font-size:15px;margin:18px 0 4px}
hr{border:0;border-top:1px solid var(--line);margin:28px 0}
pre{overflow-x:auto;background:var(--code);padding:12px 14px;border-radius:8px;font-size:14px;line-height:1.5;margin:14px 0}
pre code{background:none;padding:0;font-size:inherit;white-space:pre}
li>ul,li>ol{margin:4px 0 4px}
blockquote p{margin:0}blockquote p+p{margin-top:8px}
.srcnote{font-size:13px;color:var(--muted);background:var(--code);border-radius:6px;padding:8px 12px;margin:8px 0 12px}
details.toc{margin:10px 0 18px;border:1px solid var(--line);border-radius:8px;background:var(--card);padding:8px 14px}
details.toc summary{cursor:pointer;font-weight:600;font-size:14px}
details.toc ul{list-style:none;margin:8px 0 2px;padding:0;columns:2 280px}
details.toc li{break-inside:avoid;font-size:14px;line-height:1.6;padding:1px 0}
details.toc li.l3{padding-left:14px;color:var(--muted)}
.art-item{margin:22px 0 34px}
.art-item h3{margin:0 0 8px;font-size:18px;display:flex;flex-wrap:wrap;gap:4px 10px;align-items:center}
.art-item figure{margin:0 0 8px;max-width:100%}
.art-item figure.portrait{max-width:min(100%,480px)}
.art-item figure .fb-img-wrap{border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--code)}
.art-item p{margin:6px 0}
.art-item .orig{font-size:13px;color:var(--muted)}
.badge{display:inline-block;font-size:13px;font-weight:700;line-height:1.5;padding:0 9px;border-radius:99px;border:1px solid currentColor}
.badge.st-proposed{color:var(--hold)}.badge.st-confirmed{color:var(--ok)}.badge.st-superseded{color:var(--muted)}