:root{
  --bg:#f7f5f0; --card:#fff; --ink:#2c2a26; --muted:#8a857c;
  --accent:#c4654a; --accent2:#e8d9c5; --line:#e3ddd2; --ok:#5a8f6b;
  --sidebar:220px;
}
*{box-sizing:border-box}
body{margin:0;font-family:'Pretendard',-apple-system,'Malgun Gothic',sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.6}
a{color:var(--accent)}

/* 상단바 */
.topbar{display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  padding:12px 20px;background:var(--card);border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:10}
.topbar h1{font-size:20px;margin:0}
.lite{font-size:12px;color:var(--accent);font-weight:700;vertical-align:super}
.proj-controls{display:flex;align-items:center;gap:6px;margin-left:auto;flex-wrap:wrap}
.proj-controls select{padding:6px 8px;border:1px solid var(--line);border-radius:6px;max-width:200px}
.proj-controls button{padding:6px 10px;border:1px solid var(--line);background:#fff;
  border-radius:6px;cursor:pointer;font-size:13px}
.proj-controls button:hover{background:var(--accent2)}
.save-status{font-size:12px;color:var(--ok);min-width:48px}
.google-auth{display:flex;align-items:center;gap:8px;margin-left:8px}
.google-auth button{padding:6px 12px;border:1px solid var(--line);background:#fff;
  border-radius:6px;cursor:pointer;font-size:13px;white-space:nowrap}
.google-auth button:hover{background:var(--accent2)}

/* 레이아웃 */
.layout{display:flex;min-height:calc(100vh - 56px)}

/* 사이드바 */
.sidebar{width:var(--sidebar);flex-shrink:0;background:var(--card);
  border-right:1px solid var(--line);padding:16px 0;position:sticky;
  top:56px;height:calc(100vh - 56px);overflow-y:auto}
.nav-group{margin-bottom:6px}
.nav-label{font-size:11px;font-weight:700;color:var(--muted);padding:8px 16px 4px;
  text-transform:uppercase;letter-spacing:.06em}
.tab{display:block;width:100%;text-align:left;padding:8px 16px 8px 20px;
  border:none;background:transparent;cursor:pointer;font-size:14px;
  color:var(--ink);border-left:3px solid transparent}
.tab:hover{background:var(--bg)}
.tab.active{background:var(--accent2);color:var(--accent);
  border-left-color:var(--accent);font-weight:600}

/* 메인 콘텐츠 */
main{flex:1;padding:24px 28px 60px;max-width:860px}

.card{background:var(--card);border:1px solid var(--line);border-radius:12px;
  padding:20px 22px;margin-bottom:18px}
.card h2{margin:0 0 4px;font-size:18px}
.card .hint{color:var(--muted);font-size:13px;margin:0 0 16px}
.section-title{font-size:15px;font-weight:700;margin:18px 0 8px;color:var(--accent)}

label{display:block;font-size:13px;font-weight:600;margin:12px 0 4px}
input[type=text],textarea,select{width:100%;padding:9px 11px;border:1px solid var(--line);
  border-radius:8px;font:inherit;background:#fff;color:var(--ink)}
textarea{resize:vertical;min-height:70px}
.row{display:flex;gap:12px;flex-wrap:wrap}
.row>div{flex:1;min-width:160px}

/* 캐릭터 */
.charlist .char-item{border:1px solid var(--line);border-radius:10px;padding:14px;margin-bottom:14px;background:#fcfbf9}
.char-item .char-head{display:flex;justify-content:space-between;align-items:center}
.char-item h3{margin:0;font-size:15px}

/* 버튼 */
.btn{padding:9px 16px;border:none;border-radius:8px;background:var(--accent);color:#fff;
  cursor:pointer;font-size:14px;font-weight:600}
.btn:hover{filter:brightness(1.07)}
.btn.ghost{background:#fff;color:var(--accent);border:1px solid var(--accent)}
.btn.sm{padding:5px 10px;font-size:12px}
.btn.danger{background:#fff;color:#b3503a;border:1px solid #e3c3ba}

/* 옵션 버튼 그룹 */
.option-grid{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:4px}
.opt-btn{padding:5px 10px;border:1px solid var(--line);border-radius:20px;
  background:#fff;cursor:pointer;font-size:13px;color:var(--ink)}
.opt-btn.on{background:var(--accent);color:#fff;border-color:var(--accent)}

/* 태그 */
.tag{display:inline-block;padding:4px 10px;border-radius:20px;background:var(--accent2);
  font-size:12px;margin:3px}

/* 플롯 단계 */
.stage{border:1px solid var(--line);border-radius:10px;margin-bottom:12px;overflow:hidden}
.stage-head{display:flex;align-items:center;gap:10px;padding:12px 14px;background:#fbf8f3;cursor:pointer}
.stage-num{background:var(--accent);color:#fff;width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;flex-shrink:0}
.stage-head .st-name{font-weight:700;font-size:14px}
.stage-head .st-desc{color:var(--muted);font-size:12px}
.stage-body{padding:0 14px 14px;display:none}
.stage.open .stage-body{display:block}
.stage .filled-dot{margin-left:auto;color:var(--ok);font-size:12px}

/* AI 박스 */
.ai-box{background:#fbf8f3;border:1px dashed var(--accent2);border-radius:10px;
  padding:14px;margin-top:10px;white-space:pre-wrap;font-size:14px}
.ai-box.empty{color:var(--muted);font-style:italic}
.spinner{display:inline-block;width:14px;height:14px;border:2px solid var(--accent2);
  border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite;vertical-align:middle}
@keyframes spin{to{transform:rotate(360deg)}}

/* 푸터 */
.foot{text-align:center;padding:16px;font-size:12px;color:var(--muted)}

/* ===== 전체화면 로그인 오버레이 ===== */
.login-overlay {
  position: fixed; inset: 0; z-index: 9999;
  display: flex; align-items: center; justify-content: center;
  background: #f7f8fa;
}
.login-box {
  text-align: center; padding: 56px 48px;
  background: #fff; border-radius: 18px;
  box-shadow: 0 10px 40px rgba(0,0,0,.08);
  width: 360px; max-width: 90vw;
}
.login-box .login-sub {
  font-size: .85em; color: #9aa0a6; margin: 0 0 4px; letter-spacing: .02em;
}
.login-box h1 { margin: 0 0 32px; font-size: 1.7em; font-weight: 700; color: #202124; }
.login-box h1 .lite { color: #7c6cff; }
.login-box .login-desc { margin: 0 0 28px; font-size: .88em; line-height: 1.7; color: #80868b; }
#overlayLoginBtn {
  width: 100%; padding: 15px 0; font-size: 1.02em; font-weight: 600; cursor: pointer;
  background: #2b3a67; color: #fff; border: none; border-radius: 10px;
  transition: background .15s;
}
#overlayLoginBtn:hover { background: #1f2c52; }
body.logged-in .login-overlay { display: none; }

/* 인쇄 */
@media print{
  .topbar,.sidebar,.foot,.btn,.ai-box,.stage-body button{display:none!important}
  .layout{display:block}
  .stage-body{display:block!important}
}