:root{
  --bg:#f4f6f9; --card:#ffffff; --line:#e3e7ee; --line2:#eef1f6;
  --txt:#1c2430; --muted:#6b7787; --accent:#2f6bdb; --accent2:#2557bb;
  --green:#1aa179; --amber:#e0a420; --red:#dd5b5b; --grey:#9aa3b2;
  --shadow:0 1px 3px rgba(20,30,50,.06),0 6px 18px rgba(20,30,50,.06);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:'Segoe UI',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--txt);
  -webkit-font-smoothing:antialiased;min-height:100vh}
button{font-family:inherit}
a{color:inherit;text-decoration:none}

/* ---- top bar ---- */
.topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:12px;
  padding:14px 18px;background:rgba(244,246,249,.9);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.topbar .back{display:inline-flex;align-items:center;gap:6px;font-size:15px;color:var(--accent);font-weight:600;cursor:pointer;
  padding:6px 10px;border-radius:9px}
.topbar .back:hover{background:var(--line2)}
.topbar h1{font-size:17px;margin:0;font-weight:700}
.topbar .right{margin-left:auto;display:flex;gap:8px;align-items:center}
.iconbtn{border:1px solid var(--line);background:var(--card);border-radius:9px;padding:7px 12px;font-size:13px;color:var(--muted);cursor:pointer}
.iconbtn:hover{color:var(--txt);border-color:var(--accent)}

/* ---- home tiles ---- */
.home-wrap{max-width:760px;margin:0 auto;padding:26px 18px 60px}
.home-head{padding:8px 4px 20px}
.home-head h2{margin:0;font-size:24px}
.home-head p{margin:4px 0 0;color:var(--muted);font-size:14px}
.tiles{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media(min-width:620px){.tiles{grid-template-columns:repeat(3,1fr)}}
.tile{background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);
  padding:20px 16px;min-height:140px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:12px;cursor:pointer;transition:transform .08s ease,box-shadow .15s ease;text-align:center}
.tile:active{transform:scale(.97)}
.tile:hover{box-shadow:0 4px 10px rgba(20,30,50,.1),0 14px 32px rgba(20,30,50,.1)}
.tile .ic{width:64px;height:64px;border-radius:18px;display:flex;align-items:center;justify-content:center;
  font-size:32px;color:#fff;background:var(--accent)}
.tile .nm{font-size:16px;font-weight:700}
.tile .ds{font-size:12.5px;color:var(--muted);margin-top:-6px}
.tile .badge{position:absolute;top:12px;right:12px;background:var(--red);color:#fff;font-size:11px;font-weight:700;
  border-radius:999px;padding:2px 7px}
.tile{position:relative}
.tile.add{border-style:dashed;background:transparent;box-shadow:none;color:var(--muted)}
.tile.add .ic{background:var(--line);color:var(--muted)}

/* ---- generic boxes / forms ---- */
.box{background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:14px 16px}
.box h3{margin:0 0 8px;font-size:11.5px;text-transform:uppercase;letter-spacing:.6px;color:var(--muted);font-weight:700}
.box h3 .hint{text-transform:none;letter-spacing:0;font-weight:400;color:#9aa3b2;font-size:11px}
textarea,input.meta,input.search{width:100%;background:#fff;border:1px solid var(--line);border-radius:10px;color:var(--txt);
  font-family:inherit;font-size:14px;padding:9px 12px}
textarea{line-height:1.5;resize:vertical;min-height:70px}
textarea:focus,input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(47,107,219,.12)}
.btn{background:var(--accent);color:#fff;border:none;border-radius:10px;padding:10px 16px;font-size:14px;font-weight:600;cursor:pointer}
.btn:hover{background:var(--accent2)}
.btn.ghost{background:transparent;color:var(--accent);border:1px solid var(--line)}
.danger{color:var(--red);background:#fff;border:1px solid var(--red);border-radius:10px;padding:8px 13px;cursor:pointer;font-size:12.5px}
.danger:hover{background:#fdeeee}

.toast{position:fixed;bottom:16px;left:50%;transform:translateX(-50%);background:var(--green);color:#fff;font-weight:600;
  font-size:13px;padding:8px 16px;border-radius:999px;opacity:0;transition:opacity .25s;box-shadow:var(--shadow)}
.toast.show{opacity:1}