:root{
  --bg:#0f1115; --panel:#171a21; --panel2:#1d212b; --line:#2a2f3a;
  --text:#e6e8ec; --muted:#9aa0aa; --accent:#4f8cff; --accent2:#6ee7b7;
  --ok:#2fbf71; --warn:#e0a83b; --err:#e5584d; --radius:12px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans KR",sans-serif;line-height:1.55}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.25;margin:0 0 .4em}
.muted{color:var(--muted)}
.small{font-size:.85rem}
.accent{color:var(--accent)}

/* topbar */
.topbar{display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:.8rem 1.2rem;border-bottom:1px solid var(--line);background:var(--panel);position:sticky;top:0;z-index:10}
.brand{font-weight:700;font-size:1.15rem;color:var(--text)}
.brand span{color:var(--muted);font-weight:400;font-size:.9rem}
.nav{display:flex;align-items:center;gap:1rem;flex-wrap:wrap}
.nav a{color:var(--muted)}
.nav a:hover{color:var(--text);text-decoration:none}
.nav .who{color:var(--muted);font-size:.85rem}
.inline{display:inline}

/* container */
.container{max-width:1080px;margin:0 auto;padding:1.5rem 1.2rem 4rem}
.foot{border-top:1px solid var(--line);color:var(--muted);text-align:center;padding:1.2rem;font-size:.85rem}

/* buttons */
.btn{display:inline-block;background:var(--accent);color:#fff;border:none;border-radius:10px;
  padding:.55rem 1rem;font-size:.95rem;cursor:pointer;text-decoration:none}
.btn:hover{filter:brightness(1.08);text-decoration:none}
.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--text)}
.btn.full{width:100%}
.btn-sm{background:var(--accent);color:#fff;padding:.35rem .8rem;border-radius:8px;font-size:.85rem}
.btn-link{background:none;border:none;color:var(--muted);cursor:pointer;font-size:.9rem;padding:0}
.btn-link:hover{color:var(--text)}

/* flash */
.flash-wrap{max-width:1080px;margin:1rem auto 0;padding:0 1.2rem}
.flash{padding:.7rem 1rem;border-radius:10px;margin-bottom:.5rem;border:1px solid var(--line)}
.flash-ok{background:rgba(47,191,113,.12);border-color:var(--ok)}
.flash-warn{background:rgba(224,168,59,.12);border-color:var(--warn)}
.flash-err{background:rgba(229,88,77,.12);border-color:var(--err)}

/* hero / landing */
.hero{text-align:center;padding:4rem 1rem 3rem}
.hero h1{font-size:2.6rem;margin-bottom:.2em}
.hero .lead{font-size:1.3rem;color:var(--text)}
.hero .sub{color:var(--muted);max-width:640px;margin:.6rem auto 1.6rem}
.cta{display:flex;gap:.8rem;justify-content:center}
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;margin-top:2rem}
.features .card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:1.2rem}
.features .card h3{color:var(--accent)}

/* page head */
.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;margin-bottom:1.2rem;flex-wrap:wrap}
.page-head h1{font-size:1.6rem}
.row-actions{display:flex;gap:.5rem;align-items:center}

/* stats */
.stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:1rem;margin-bottom:1.5rem}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:1rem 1.2rem}
.stat .n{display:block;font-size:1.8rem;font-weight:700}
.stat .l{color:var(--muted);font-size:.85rem}

/* panels + grid */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem}
@media(max-width:760px){.grid-2{grid-template-columns:1fr}}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:1.1rem 1.2rem;margin-bottom:1.2rem}
.panel-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:.6rem}
.panel-head h2{font-size:1.1rem;margin:0}

/* lists / tables */
.list{list-style:none;margin:0;padding:0}
.list li{padding:.5rem 0;border-bottom:1px solid var(--line)}
.list li:last-child{border-bottom:none}
.tbl{width:100%;border-collapse:collapse;font-size:.92rem}
.tbl th,.tbl td{text-align:left;padding:.55rem .6rem;border-bottom:1px solid var(--line)}
.tbl th{color:var(--muted);font-weight:600}
.tbl tr.dim{opacity:.55}

/* cards grid */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1rem}
.proj-card{display:block;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:1.1rem;color:var(--text)}
.proj-card:hover{border-color:var(--accent);text-decoration:none}
.proj-card.dim{opacity:.55}
.proj-card .meta{display:flex;justify-content:space-between;color:var(--muted);font-size:.85rem;margin-top:.6rem}

/* pills */
.pill{display:inline-block;padding:.12rem .55rem;border-radius:999px;font-size:.78rem;background:var(--panel2);border:1px solid var(--line);color:var(--muted)}
.pill-uploaded{color:#cfe3ff;border-color:var(--accent)}
.pill-editing{color:#ffe6b3;border-color:var(--warn)}
.pill-done,.pill-archived{color:#bff0d4;border-color:var(--ok)}
.pill-review{color:#d9c9ff;border-color:#8b6bff}

/* forms */
.form{display:flex;flex-direction:column;gap:.8rem}
.form.narrow,.narrow{max-width:520px}
.form label{display:flex;flex-direction:column;gap:.3rem;font-size:.9rem;color:var(--muted)}
.form input,.form textarea,.form select{background:var(--panel2);border:1px solid var(--line);border-radius:8px;
  color:var(--text);padding:.55rem .7rem;font-size:.95rem;font-family:inherit}
.form input:focus,.form textarea:focus,.form select:focus{outline:none;border-color:var(--accent)}
.inline-form{display:flex;gap:.5rem;align-items:center;margin-bottom:.8rem}
.inline-form select{background:var(--panel2);border:1px solid var(--line);border-radius:8px;color:var(--text);padding:.45rem}

/* auth box */
.auth-box{max-width:380px;margin:3rem auto;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:2rem}
.auth-box h1{font-size:1.4rem;text-align:center}

/* prose */
.prose{max-width:720px}
.prose.center{text-align:center;margin:3rem auto}

/* upload placeholder */
.upload-drop{border:1.5px dashed var(--line);border-radius:var(--radius);padding:1.4rem;text-align:center;color:var(--muted);margin-top:1rem}
.upload-drop.disabled{opacity:.6}