:root{
  --ink:#12161f;          /* 배경 딥 잉크 */
  --panel:#1a1f2b;        /* 패널 */
  --panel-2:#212836;      /* 밝은 패널 */
  --line:#2c3446;         /* 구분선 */
  --line-soft:#3d4759;
  --text:#e9edf5;         /* 본문 */
  --muted:#98a3b8;        /* 보조 */
  --faint:#5f6b82;        /* 흐림 */
  --signal:#e8b84b;       /* 시그널 골드 (점수) */
  --signal-dim:#a8863a;
  --good:#57c98a;         /* 좋음 */
  --warn:#e59a4a;         /* 주의 */
  --bad:#e56a6a;          /* 나쁨 */
  --info:#5aa2e8;         /* 파랑 */
  --violet:#9b7ee0;       /* 보라 */
  --accent:#5b7cfa;       /* 인터랙션 액센트 */
  --radius:14px;
  --radius-sm:9px;
  --mono:'JetBrains Mono','SF Mono',ui-monospace,monospace;
  --sans:'Pretendard',-apple-system,'Apple SD Gothic Neo','Malgun Gothic',sans-serif;
  --shadow:0 4px 18px rgba(232,184,75,.25);
}
/* ── 라이트 테마 ── */
[data-theme="light"]{
  --ink:#f5f7fb;          /* 배경 */
  --panel:#ffffff;        /* 패널 */
  --panel-2:#eef1f7;      /* 밝은 패널 */
  --line:#e3e8f0;         /* 구분선 */
  --line-soft:#cfd6e2;
  --text:#1b2230;         /* 본문 */
  --muted:#5b6577;        /* 보조 */
  --faint:#8a93a5;        /* 흐림 */
  --signal:#b8860b;       /* 시그널 골드 (흰 배경 대비 강화) */
  --signal-dim:#9c7420;
  --good:#2fa96a;
  --warn:#c9772a;
  --bad:#d64b4b;
  --info:#3a7fce;
  --violet:#7d5fc0;
  --accent:#3f5fe0;
}
[data-theme="light"] body{
  background:
    radial-gradient(1200px 600px at 78% -10%, rgba(63,95,224,.07), transparent 60%),
    radial-gradient(900px 500px at 8% 110%, rgba(184,134,11,.06), transparent 55%),
    var(--ink);
}
[data-theme="light"] .card{
  box-shadow:0 1px 3px rgba(20,30,50,.05), 0 8px 24px rgba(20,30,50,.04);
}
[data-theme="light"] .sidebar{background:rgba(255,255,255,.82)}
[data-theme="light"] .tip,
[data-theme="light"] .toast{background:#1b2230;border-color:#333c4f;color:#e9edf5}
[data-theme="light"] .editor,
[data-theme="light"] .doc,
[data-theme="light"] .rendered,
[data-theme="light"] .input,
[data-theme="light"] textarea.input,
[data-theme="light"] select.input{background:#fbfcfe}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:var(--sans);
  background:
    radial-gradient(1200px 600px at 78% -10%, rgba(91,124,250,.10), transparent 60%),
    radial-gradient(900px 500px at 8% 110%, rgba(232,184,75,.06), transparent 55%),
    var(--ink);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  line-height:1.6;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none}
input,textarea,select{font-family:inherit}
::selection{background:rgba(232,184,75,.28)}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:var(--line);border-radius:8px}
::-webkit-scrollbar-thumb:hover{background:var(--line-soft)}

/* ── 레이아웃 ── */
.app{display:flex;min-height:100vh}
.sidebar{
  width:250px;flex-shrink:0;background:rgba(16,20,28,.72);
  backdrop-filter:blur(12px);border-right:1px solid var(--line);
  padding:22px 18px;position:sticky;top:0;height:100vh;
  display:flex;flex-direction:column;gap:6px;
}
.brand{display:flex;align-items:center;gap:11px;padding:4px 6px 20px;margin-bottom:8px;border-bottom:1px solid var(--line)}
.brand .logo{
  width:34px;height:34px;border-radius:9px;flex-shrink:0;
  background:linear-gradient(135deg,var(--signal),#c98d2e);
  display:grid;place-items:center;color:#1a1206;font-weight:800;font-size:15px;
  box-shadow:0 4px 16px rgba(232,184,75,.28);
}
.brand h1{font-size:15px;letter-spacing:-.2px;font-weight:700}
.brand p{font-size:11px;color:var(--faint);font-family:var(--mono);letter-spacing:.5px;margin-top:1px}

.nav-item{
  display:flex;align-items:center;gap:11px;padding:11px 13px;border-radius:10px;
  color:var(--muted);font-size:14px;font-weight:500;transition:.16s;
}
.nav-item svg{width:18px;height:18px;opacity:.85}
.nav-item:hover{background:var(--panel);color:var(--text)}
.nav-item.active{background:var(--panel-2);color:var(--text);box-shadow:inset 2px 0 0 var(--signal)}
.nav-spacer{flex:1}
.nav-user{
  border-top:1px solid var(--line);padding-top:14px;margin-top:8px;
  font-size:13px;color:var(--muted);
}
.nav-user b{color:var(--text);display:block;font-size:13px}
.nav-user .out{margin-top:8px;font-size:12px;color:var(--faint);cursor:pointer}
.nav-user .out:hover{color:var(--bad)}

.main{flex:1;min-width:0;padding:34px 40px 80px;max-width:1400px;margin:0 auto;width:100%}
.page-head{margin-bottom:26px}
.page-head .eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:2px;color:var(--signal);text-transform:uppercase;margin-bottom:8px}
.page-head h2{font-size:27px;font-weight:750;letter-spacing:-.6px}
.page-head p{color:var(--muted);margin-top:7px;font-size:14px;max-width:640px}

/* ── 카드 ── */
.card{
  background:linear-gradient(180deg,var(--panel),rgba(26,31,43,.6));
  border:1px solid var(--line);border-radius:var(--radius);padding:22px;
}
.card + .card{margin-top:18px}
.card-title{font-size:13px;font-weight:700;letter-spacing:.3px;display:flex;align-items:center;gap:9px;margin-bottom:16px;color:var(--text)}
.card-title .idx{font-family:var(--mono);color:var(--signal);font-size:12px}
.grid{display:grid;gap:18px}

/* ── 폼 ── */
label.field{display:block;margin-bottom:15px}
label.field > span{display:block;font-size:12.5px;color:var(--muted);margin-bottom:7px;font-weight:600}
.input,textarea.input,select.input{
  width:100%;background:var(--ink);border:1px solid var(--line);color:var(--text);
  border-radius:var(--radius-sm);padding:11px 13px;font-size:14px;transition:.15s;
}
textarea.input{resize:vertical;min-height:90px;line-height:1.6}
.input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(91,124,250,.15)}
.input::placeholder{color:var(--faint)}
.hint{font-size:11.5px;color:var(--faint);margin-top:6px;line-height:1.5}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 18px;border-radius:10px;font-size:14px;font-weight:600;transition:.16s;
  background:var(--panel-2);color:var(--text);border:1px solid var(--line);
}
.btn:hover{border-color:var(--line-soft);background:#28303f}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn.primary{background:linear-gradient(135deg,var(--signal),#d19d33);color:#1a1206;border:none;box-shadow:0 4px 18px rgba(232,184,75,.25)}
.btn.primary:hover{filter:brightness(1.06)}
.btn.accent{background:linear-gradient(135deg,var(--accent),#4a63d8);color:#fff;border:none}
.btn.ghost{background:transparent}
.btn.sm{padding:8px 13px;font-size:13px}
.btn.block{width:100%}

.seg{display:inline-flex;background:var(--ink);border:1px solid var(--line);border-radius:10px;padding:3px;gap:2px;flex-wrap:wrap}
.seg button{padding:8px 14px;border-radius:8px;font-size:13px;font-weight:600;color:var(--muted);background:transparent;transition:.15s}
.seg button.on{background:var(--panel-2);color:var(--text);box-shadow:0 1px 4px rgba(0,0,0,.3)}

.chips{display:flex;flex-wrap:wrap;gap:7px}
.chip{
  display:inline-flex;align-items:center;gap:7px;padding:6px 11px;border-radius:20px;
  background:var(--panel-2);border:1px solid var(--line);font-size:12.5px;font-family:var(--mono);
}
.chip .x{cursor:pointer;color:var(--faint);font-size:14px}
.chip .x:hover{color:var(--bad)}

/* ── 점수 ── */
.score-hero{display:flex;align-items:center;gap:28px;flex-wrap:wrap}
.gauge{position:relative;width:132px;height:132px;flex-shrink:0}
.gauge svg{transform:rotate(-90deg)}
.gauge .val{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.gauge .val b{font-size:38px;font-weight:800;font-family:var(--mono);letter-spacing:-1px;line-height:1}
.gauge .val small{font-size:11px;color:var(--faint);margin-top:2px;font-family:var(--mono)}
.delta{font-family:var(--mono);font-size:13px;padding:4px 10px;border-radius:20px;font-weight:700}
.delta.up{background:rgba(87,201,138,.14);color:var(--good)}
.delta.down{background:rgba(229,106,106,.14);color:var(--bad)}

.score-items{display:grid;gap:11px;flex:1;min-width:280px}
.score-row{display:grid;grid-template-columns:120px 1fr auto;align-items:center;gap:14px}
.score-row .lbl{font-size:13px;color:var(--muted)}
.score-row .bar{height:7px;background:var(--ink);border-radius:6px;overflow:hidden;position:relative}
.score-row .bar i{position:absolute;left:0;top:0;bottom:0;border-radius:6px;background:linear-gradient(90deg,var(--signal-dim),var(--signal))}
.score-row .num{font-family:var(--mono);font-size:13px;color:var(--text);min-width:52px;text-align:right}
.evidence{grid-column:1/-1;font-size:12px;color:var(--faint);padding:2px 0 6px 134px;line-height:1.5}

/* ── 하이라이트 (원문 표시) ── */
.doc{
  background:var(--ink);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:20px;line-height:2;font-size:14.5px;white-space:pre-wrap;word-break:break-word;
  max-height:560px;overflow:auto;
}
mark.hl{border-radius:3px;padding:1px 2px;cursor:help;position:relative;border-bottom:2px solid transparent}
mark.hl.fact,mark.hl.privacy{background:rgba(229,106,106,.22);border-bottom-color:var(--bad)}
mark.hl.exaggeration{background:rgba(229,154,74,.22);border-bottom-color:var(--warn)}
mark.hl.source{background:rgba(232,184,75,.20);border-bottom-color:var(--signal)}
mark.hl.long{background:rgba(90,162,232,.18);border-bottom-color:var(--info)}
mark.hl.keyword{background:rgba(155,126,224,.20);border-bottom-color:var(--violet)}
.legend{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:14px;font-size:12px}
.legend span{display:inline-flex;align-items:center;gap:6px;color:var(--muted)}
.legend i{width:12px;height:12px;border-radius:3px;display:inline-block}

.tip{position:fixed;z-index:999;max-width:300px;background:#0a0d13;border:1px solid var(--line-soft);
  border-radius:9px;padding:11px 13px;font-size:12.5px;line-height:1.55;pointer-events:none;
  box-shadow:0 10px 30px rgba(0,0,0,.5);opacity:0;transition:opacity .12s}
.tip .cat{font-family:var(--mono);font-size:10px;letter-spacing:1px;text-transform:uppercase;margin-bottom:5px;font-weight:700}
.tip .sug{margin-top:7px;padding-top:7px;border-top:1px solid var(--line);color:var(--good)}

/* ── 결과 편집 ── */
.split{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.editor{width:100%;min-height:520px;background:var(--ink);border:1px solid var(--line);
  border-radius:var(--radius-sm);padding:18px;color:var(--text);font-size:14px;line-height:1.85;
  resize:vertical;font-family:var(--mono)}
.rendered{background:var(--ink);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:22px;max-height:640px;overflow:auto}
.rendered h1,.rendered h2,.rendered h3{margin:18px 0 10px;letter-spacing:-.3px}
.rendered h2{font-size:19px;border-bottom:1px solid var(--line);padding-bottom:7px}
.rendered h3{font-size:16px;color:var(--signal)}
.rendered p{margin:10px 0;color:var(--text)}
.rendered ul,.rendered ol{margin:10px 0 10px 22px}
.rendered li{margin:5px 0}
.rendered table{border-collapse:collapse;width:100%;margin:14px 0;font-size:13px}
.rendered th,.rendered td{border:1px solid var(--line);padding:8px 11px;text-align:left}
.rendered th{background:var(--panel-2)}
.rendered .imgmark{background:rgba(91,124,250,.12);border:1px dashed var(--accent);
  color:var(--accent);padding:9px 13px;border-radius:8px;font-size:13px;margin:12px 0;display:block}

.chatbox{display:flex;gap:9px;margin-top:14px}
.chatbox input{flex:1}

.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:18px}
.tabs button{padding:11px 16px;font-size:13.5px;font-weight:600;color:var(--muted);background:none;border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs button.on{color:var(--text);border-bottom-color:var(--signal)}

.pill{display:inline-block;padding:3px 9px;border-radius:6px;font-size:11px;font-family:var(--mono);font-weight:600}
.pill.gold{background:rgba(232,184,75,.15);color:var(--signal)}
.pill.blue{background:rgba(90,162,232,.15);color:var(--info)}
.pill.green{background:rgba(87,201,138,.15);color:var(--good)}
.pill.grey{background:var(--panel-2);color:var(--muted)}

.meta-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.meta-item{background:var(--ink);border:1px solid var(--line);border-radius:9px;padding:13px 15px}
.meta-item .k{font-size:11px;color:var(--faint);font-family:var(--mono);text-transform:uppercase;letter-spacing:1px;margin-bottom:6px}
.meta-item .v{font-size:13.5px;line-height:1.55}

.list-clean{list-style:none;display:flex;flex-direction:column;gap:9px}
.list-clean li{display:flex;gap:10px;font-size:13.5px;color:var(--muted);line-height:1.5}
.list-clean li::before{content:"→";color:var(--signal);flex-shrink:0}

.empty{text-align:center;padding:80px 20px;color:var(--faint)}
.empty .big{font-size:44px;margin-bottom:14px;opacity:.5}

.toast{position:fixed;bottom:26px;left:50%;transform:translateX(-50%);z-index:1000;
  background:#0a0d13;border:1px solid var(--line-soft);border-radius:11px;padding:13px 20px;
  font-size:13.5px;box-shadow:0 14px 40px rgba(0,0,0,.5);display:flex;align-items:center;gap:10px;
  opacity:0;transition:.25s;pointer-events:none}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.show.up{transform:translateX(-50%) translateY(-4px)}
.toast.err{border-color:var(--bad)}
.toast.ok{border-color:var(--good)}

.spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.25);border-top-color:var(--text);
  border-radius:50%;animation:spin .7s linear infinite;display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}
.loading-veil{position:fixed;inset:0;background:rgba(10,13,19,.72);backdrop-filter:blur(4px);
  z-index:900;display:none;align-items:center;justify-content:center;flex-direction:column;gap:18px}
.loading-veil.show{display:flex}
.loading-veil .big-spin{width:42px;height:42px;border:3px solid var(--line);border-top-color:var(--signal);border-radius:50%;animation:spin .8s linear infinite}
.loading-veil p{color:var(--muted);font-size:14px}

.ref-row{display:flex;gap:8px;margin-bottom:9px;align-items:center}
.ref-row .input{flex:1}

/* ── 로그인 ── */
.auth-wrap{min-height:100vh;display:grid;place-items:center;padding:24px}
.auth-card{width:100%;max-width:410px;background:linear-gradient(180deg,var(--panel),rgba(26,31,43,.7));
  border:1px solid var(--line);border-radius:20px;padding:38px 34px;
  box-shadow:0 30px 80px rgba(0,0,0,.5)}
.auth-card .brand{justify-content:center;border:none;padding-bottom:8px;margin-bottom:6px}
.auth-sub{text-align:center;color:var(--muted);font-size:13.5px;margin-bottom:26px}
.auth-switch{text-align:center;margin-top:20px;font-size:13px;color:var(--muted)}
.auth-switch a{color:var(--signal);cursor:pointer;font-weight:600}
.err-msg{background:rgba(229,106,106,.12);border:1px solid rgba(229,106,106,.3);color:#f0a5a5;
  border-radius:9px;padding:10px 13px;font-size:13px;margin-bottom:16px}
.ok-msg{background:rgba(87,201,138,.12);border:1px solid rgba(87,201,138,.3);color:#9fe0bd;
  border-radius:9px;padding:10px 13px;font-size:13px;margin-bottom:16px}

@media(max-width:900px){
  .sidebar{position:fixed;left:-260px;z-index:100;transition:.25s}
  .sidebar.open{left:0}
  .main{padding:20px 18px 60px}
  .split{grid-template-columns:1fr}
  .meta-grid{grid-template-columns:1fr}
  .score-row{grid-template-columns:96px 1fr auto}
  .evidence{padding-left:0}
  .mobile-bar{display:flex!important}
}
.mobile-bar{display:none;align-items:center;gap:12px;margin-bottom:18px}
.mobile-bar button{background:var(--panel-2);border:1px solid var(--line);border-radius:9px;padding:9px 12px;color:var(--text)}

/* ── 테마 토글 ── */
.theme-toggle{
  display:flex;align-items:center;gap:9px;padding:9px 13px;border-radius:10px;
  color:var(--muted);font-size:13px;font-weight:500;transition:.16s;cursor:pointer;
  background:transparent;border:1px solid transparent;width:100%;
}
.theme-toggle:hover{background:var(--panel);color:var(--text)}
.theme-toggle svg{width:17px;height:17px;flex-shrink:0}
.theme-toggle .track{
  margin-left:auto;width:34px;height:19px;border-radius:20px;background:var(--panel-2);
  border:1px solid var(--line);position:relative;transition:.2s;flex-shrink:0;
}
.theme-toggle .track::after{
  content:"";position:absolute;top:1.5px;left:1.5px;width:14px;height:14px;border-radius:50%;
  background:var(--signal);transition:.2s;
}
[data-theme="light"] .theme-toggle .track::after{transform:translateX(15px)}