:root{
  --bg:#f4f6f3; --card:#fff; --ink:#1f2926; --muted:#64706b; --line:#dbe2dd;
  --accent:#126f61; --accent-dark:#0b5047; --accent-soft:#e8f2ef;
  --red:#9d4a3a; --red-soft:#f8ece8; --green-soft:#e6f4ea;
  --radius:12px; --shadow:0 6px 22px rgba(20,40,32,.06);
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);
  font:16px/1.6 ui-sans-serif,system-ui,-apple-system,"Segoe UI",Arial,sans-serif}
.wrap{max-width:1080px;margin:0 auto;padding:0 18px}
a{color:var(--accent-dark)}

.topbar{background:linear-gradient(135deg,#15352f,#0d574c);color:#eef5f2}
.topbar-inner{display:flex;align-items:center;gap:22px;padding:12px 18px}
.brand{font-weight:800;font-size:1.15rem;color:#fff;text-decoration:none}
.brand span{color:#a8d0c5}
.mainnav{display:flex;gap:4px;flex:1}
.mainnav a{color:#d7e6e0;text-decoration:none;font-weight:600;font-size:.92rem;
  padding:6px 12px;border-radius:999px}
.mainnav a:hover{background:rgba(255,255,255,.12);color:#fff}
.logout-form{display:flex;align-items:center;gap:10px;margin:0}
.username{font-size:.88rem;color:#d7e6e0}

main.wrap{padding:26px 18px 50px}
h1{font-size:1.7rem;margin:.2em 0 .6em}
.page-head{display:flex;align-items:center;justify-content:space-between;gap:16px}
.muted{color:var(--muted)}

.cards{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:720px){.cards{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:18px}
.card h3{margin:0 0 6px}
.big{font-size:2.2rem;font-weight:800;margin:.1em 0 .4em;color:var(--accent-dark)}

.table{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.table th,.table td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--line);font-size:.94rem}
.table thead th{background:var(--accent-soft);color:var(--accent-dark);font-size:.82rem;
  text-transform:uppercase;letter-spacing:.05em}
.table tbody tr:last-child td{border-bottom:none}

.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:.78rem;font-weight:700;
  background:#eef1ee;color:var(--muted)}
.badge-manager{background:var(--accent-soft);color:var(--accent-dark)}
.badge-participant{background:#eaf2f8;color:#2f6690}
.badge-viewer{background:#f1edf7;color:#735b9e}

.form{display:flex;flex-direction:column;gap:6px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}
.form-narrow{max-width:520px}
.form label{font-weight:600;font-size:.9rem;margin-top:8px}
.form input{padding:9px 12px;border:1px solid var(--line);border-radius:8px;font-size:1rem;background:#fff}
.form input:focus{outline:2px solid var(--accent);outline-offset:1px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-actions{display:flex;gap:10px;margin-top:16px}
.field-error{color:var(--red);font-size:.85rem;margin:2px 0 0}

.btn{display:inline-block;border:none;cursor:pointer;text-decoration:none;font-weight:700;
  font-size:.92rem;padding:9px 16px;border-radius:8px}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark)}
.btn-ghost{background:transparent;color:inherit;border:1px solid var(--line)}
.topbar .btn-ghost{color:#d7e6e0;border-color:rgba(255,255,255,.3)}

.flash{padding:11px 14px;border-radius:10px;margin:0 0 16px;font-size:.94rem}
.flash-success{background:var(--green-soft);color:#1e6b3a}
.flash-error{background:var(--red-soft);color:var(--red)}
.flash-info{background:var(--accent-soft);color:var(--accent-dark)}

body.guest{display:flex;min-height:100vh;align-items:center;justify-content:center}
.guest-box{width:min(400px,92vw)}
.guest-box .brand{display:block;text-align:center;color:var(--accent-dark);margin-bottom:14px;font-size:1.5rem}
.guest-box .brand span{color:var(--accent)}
.guest-box h2{margin:0 0 12px;text-align:center}

.footer{color:var(--muted);font-size:.82rem;padding-bottom:26px}