:root{
  --bg:#f6f7f9;--panel:#ffffff;--panel2:#f0f2f5;--text:#14161a;--muted:#6b7280;--line:#e3e6ea;
  --accent:#ff9f0a;--accent-ink:#1a1200;--danger:#e5484d;--sel:#fff4e0;--shadow:0 10px 30px rgba(15,17,21,.08);
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#0f1115;--panel:#161920;--panel2:#1d212a;--text:#e8eaee;--muted:#9aa1ad;--line:#262b35;
    --accent:#ffb020;--accent-ink:#1a1200;--sel:#2a2416;--shadow:0 10px 30px rgba(0,0,0,.35);color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#0f1115;--panel:#161920;--panel2:#1d212a;--text:#e8eaee;--muted:#9aa1ad;--line:#262b35;
  --accent:#ffb020;--accent-ink:#1a1200;--sel:#2a2416;--shadow:0 10px 30px rgba(0,0,0,.35);color-scheme:dark;
}
*{box-sizing:border-box}
html,body{height:100%;margin:0}
body{background:var(--bg);color:var(--text);font:15px/1.55 -apple-system,BlinkMacSystemFont,"Pretendard","Apple SD Gothic Neo","Noto Sans KR","Malgun Gothic",system-ui,sans-serif;-webkit-font-smoothing:antialiased}
button,input,textarea{font:inherit;color:inherit}
.hidden{display:none!important}
.boot{position:fixed;inset:0;display:grid;place-items:center;color:var(--muted)}
.bolt{color:var(--accent)}
.brand{font-weight:800;font-size:24px;letter-spacing:-.02em}
.brand.small{font-size:17px}
.btn{border:1px solid var(--line);background:var(--panel2);border-radius:10px;padding:10px 14px;cursor:pointer;font-weight:600;transition:transform .05s,filter .15s}
.btn:active{transform:scale(.98)}
.btn.primary{background:var(--accent);color:var(--accent-ink);border-color:transparent}
.btn.primary:hover{filter:brightness(1.05)}
.btn.ghost{background:transparent;width:100%}
.btn.sm{padding:7px 11px;font-size:13.5px}
.btn[disabled]{opacity:.6;cursor:wait}
.icon{border:0;background:transparent;border-radius:8px;width:36px;height:36px;cursor:pointer;font-size:17px;display:inline-grid;place-items:center}
.icon:hover{background:var(--panel2)}
.icon.on{background:var(--sel)}
.icon.danger:hover{background:rgba(229,72,77,.15)}
.link{border:0;background:none;color:var(--muted);cursor:pointer;text-decoration:underline;padding:4px}

/* auth */
.auth{min-height:100%;display:grid;place-items:center;padding:24px}
.auth-card{width:100%;max-width:400px;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:28px;box-shadow:var(--shadow)}
.sub{color:var(--muted);margin:6px 0 18px}
.tabs{display:grid;grid-template-columns:1fr 1fr;background:var(--panel2);border-radius:10px;padding:4px;margin-bottom:14px}
.tab{border:0;background:transparent;padding:8px;border-radius:8px;cursor:pointer;font-weight:600;color:var(--muted)}
.tab.active{background:var(--panel);color:var(--text);box-shadow:0 1px 3px rgba(0,0,0,.08)}
.form{display:grid;gap:12px}
.form label{display:grid;gap:5px;font-size:13px;color:var(--muted)}
.form input{border:1px solid var(--line);background:var(--bg);border-radius:10px;padding:11px 12px;font-size:15px;color:var(--text);outline:none}
.form input:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 25%,transparent)}
.or{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px;margin:16px 0 10px}
.or:before,.or:after{content:"";flex:1;height:1px;background:var(--line)}
.fine{font-size:12px;color:var(--muted);margin:8px 0 0}
.msg{min-height:1.2em;color:var(--danger);font-size:13.5px;margin:10px 0 0}
.msg.ok{color:#16a34a}

/* main */
.main{display:grid;grid-template-columns:340px 1fr;height:100vh;height:100dvh}
.side{display:flex;flex-direction:column;border-right:1px solid var(--line);background:var(--panel);min-height:0}
.side-head{display:flex;align-items:center;justify-content:space-between;padding:14px 14px 8px}
.head-actions{display:flex;gap:6px;align-items:center}
.search-wrap{padding:4px 14px 8px}
#search{width:100%;border:1px solid var(--line);background:var(--bg);border-radius:10px;padding:9px 12px;outline:none}
#search:focus{border-color:var(--accent)}
.tagbar{display:flex;gap:6px;flex-wrap:wrap;padding:0 14px 8px}
.chip{border:1px solid var(--line);background:var(--panel2);border-radius:999px;padding:3px 10px;font-size:12.5px;cursor:pointer;color:var(--muted)}
.chip.on{background:var(--accent);color:var(--accent-ink);border-color:transparent}
.list{list-style:none;margin:0;padding:4px 8px;overflow:auto;flex:1;min-height:0}
.item{padding:10px 12px;border-radius:10px;cursor:pointer;margin-bottom:2px;border:1px solid transparent}
.item:hover{background:var(--panel2)}
.item.active{background:var(--sel);border-color:color-mix(in srgb,var(--accent) 35%,transparent)}
.item .t{font-weight:650;display:flex;gap:6px;align-items:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.item .p{color:var(--muted);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.item .m{display:flex;gap:6px;align-items:center;font-size:11.5px;color:var(--muted);margin-top:3px;flex-wrap:wrap}
.item .tg{background:var(--panel2);border-radius:6px;padding:0 6px}
.item.pending{opacity:.75}
mark{background:color-mix(in srgb,var(--accent) 45%,transparent);color:inherit;border-radius:3px}
.empty{color:var(--muted);text-align:center;padding:30px 16px;font-size:14px}
.side-foot{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;border-top:1px solid var(--line);font-size:13px}
.who{color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:220px}

.editor{display:flex;flex-direction:column;min-width:0;min-height:0;background:var(--bg)}
.editor-top{display:flex;align-items:center;gap:8px;padding:10px 18px;border-bottom:1px solid var(--line)}
.save-state{color:var(--muted);font-size:12.5px;flex:1}
.editor-actions{display:flex;gap:4px}
.editor-body{display:flex;flex-direction:column;flex:1;min-height:0;max-width:820px;width:100%;margin:0 auto;padding:22px 24px}
.title{border:0;background:transparent;font-size:26px;font-weight:800;letter-spacing:-.02em;outline:none;padding:4px 0}
.tags{border:0;background:transparent;color:var(--muted);outline:none;padding:4px 0 10px;border-bottom:1px dashed var(--line);margin-bottom:12px}
.body{flex:1;border:0;background:transparent;resize:none;outline:none;font-size:16px;line-height:1.75;min-height:200px}
.editor-empty{flex:1;display:grid;place-items:center;text-align:center;color:var(--muted);padding:24px}
.editor-empty .big{font-size:46px}
kbd{border:1px solid var(--line);border-bottom-width:2px;border-radius:5px;padding:0 5px;font-size:12px;background:var(--panel)}
.keys{font-size:13px}
.only-mobile{display:none}
.editor-top .editor-actions .icon[disabled]{opacity:.35;pointer-events:none}

.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(20px);background:var(--text);color:var(--bg);padding:10px 16px;border-radius:10px;font-size:14px;opacity:0;pointer-events:none;transition:.2s;max-width:90vw;z-index:10}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.err{background:var(--danger);color:#fff}

@media (max-width:760px){
  .main{grid-template-columns:1fr}
  .side{border-right:0}
  .editor{display:none}
  .main.editing .side{display:none}
  .main.editing .editor{display:flex}
  .only-mobile{display:inline-grid}
  .editor-body{padding:14px 16px calc(14px + env(safe-area-inset-bottom))}
  .title{font-size:22px}
  .who{max-width:150px}
}