:root{
  --bg:#eef1fb; --card:#fff; --ink:#2b2f38; --muted:#8a90a2; --line:#e7eaf3;
  --primary:#4f7cf0; --brand:#e0492f; --green:#34b57a; --green-soft:#e5f6ee;
  --red:#e05353; --red-soft:#fbe6e6; --gray-soft:#eef0f5; --radius:14px;
  --shadow:0 8px 30px rgba(40,60,120,.06);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);
  font-family:"Nunito","Poppins",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none}
.muted{color:var(--muted)} .center{text-align:center} .nowrap{white-space:nowrap}
.mono,code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}

/* Buttons / inputs */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:10px;
  padding:11px 18px;font-weight:700;font-size:14px;cursor:pointer;transition:filter .15s,opacity .15s;font-family:inherit}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{filter:brightness(.96)}
.btn-ghost{background:var(--gray-soft);color:var(--ink)}
.btn-sm{padding:7px 12px;font-size:13px}
.btn-row{display:flex;gap:10px;margin-top:12px}
.input{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:10px;font-size:14px;background:#fff;color:var(--ink);outline:none;font-family:inherit}
.input:focus{border-color:var(--primary)}
select.input{appearance:none;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'><path d='M2 4l4 4 4-4' stroke='%238a90a2' stroke-width='1.5' fill='none'/></svg>");background-repeat:no-repeat;background-position:right 12px center}
.label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.form-row{margin-bottom:14px}
.form .btn-primary{width:100%}

/* Auth */
.auth-wrap{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px}
.brand{display:flex;align-items:center;gap:12px;margin-bottom:26px}
.brand .logo{width:44px;height:44px;border-radius:12px;background:#fff;display:grid;place-items:center;box-shadow:var(--shadow);color:var(--brand);font-weight:900;font-size:22px}
.brand-title{font-size:30px;font-weight:900;color:var(--primary)}
.auth-card{width:100%;max-width:400px}
.auth-card h2{margin:0 0 18px;font-size:20px}

/* Boxes */
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}
.card-title{font-weight:800;font-size:16px;margin-bottom:12px}
.error-box{background:var(--red-soft);color:var(--red);padding:10px 12px;border-radius:10px;font-size:13px;margin-bottom:14px}
.success-box{background:var(--green-soft);color:var(--green);padding:10px 12px;border-radius:10px;font-size:13px;margin-bottom:14px}
.reveal-card{border:1px solid #bfe6cf}

/* Shell */
.shell{display:flex;min-height:100vh}
.sidebar{width:232px;background:var(--card);border-right:1px solid var(--line);padding:18px 14px;position:sticky;top:0;height:100vh;overflow-y:auto}
.sidebar .logo-row{display:flex;align-items:center;gap:10px;padding:4px 8px 18px}
.sidebar .logo-row .mark{color:var(--brand);font-weight:900;font-size:22px}
.sidebar .logo-row strong{color:var(--primary)}
.nav-group{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:16px 8px 6px}
.nav-item{display:block;padding:10px 12px;border-radius:10px;color:var(--ink);font-weight:600;font-size:14px}
.nav-item:hover{background:#f3f5fc}
.nav-item.active{color:var(--primary);background:#eef2fe}
.main{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{height:60px;display:flex;align-items:center;justify-content:space-between;padding:0 22px}
.topbar-right{display:flex;align-items:center;gap:14px}
.content{padding:8px 22px 32px}

/* Page bits */
.page-head{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px 26px;margin-bottom:18px}
.page-head h1{margin:0;font-size:26px}
.page-head p{margin:4px 0 0;color:var(--muted);font-size:14px}
.section-title{font-size:18px;font-weight:800;margin:0 0 12px}
.grid{display:grid;gap:16px}
.grid-3{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}
.stat{display:flex;align-items:center;justify-content:space-between}
.stat-n{font-size:34px;font-weight:800;color:var(--muted)}
.pill-row{display:flex;gap:8px}
.pill{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:20px;font-size:12px;font-weight:700}
.pill-green{background:var(--green-soft);color:var(--green)}
.pill-red{background:var(--red-soft);color:var(--red)}
.pill-gray{background:var(--gray-soft);color:var(--muted)}
.quota-box{background:var(--green-soft);color:var(--green);border-radius:10px;padding:14px 16px;font-size:24px;font-weight:800}
.quota-box small{font-size:13px;font-weight:600;opacity:.8}

/* Table */
.table-wrap{overflow-x:auto}
.table{width:100%;border-collapse:collapse;font-size:14px}
.table th{text-align:left;color:var(--muted);font-weight:700;padding:10px 12px;border-bottom:1px solid var(--line)}
.table td{padding:12px;border-bottom:1px solid var(--line)}
.table tr:last-child td{border-bottom:none}

/* Codes */
.code-box{width:100%;border:1px solid var(--line);border-radius:10px;padding:12px;font-family:ui-monospace,Menlo,monospace;font-size:13px;background:#fafbff;resize:vertical}
.code-grid{display:flex;flex-wrap:wrap;gap:8px}
.code-chip{background:#fafbff;border:1px solid var(--line);border-radius:8px;padding:6px 10px;font-family:ui-monospace,Menlo,monospace;font-size:12px}

@media(max-width:720px){.sidebar{width:64px}.sidebar .logo-row strong,.nav-group,.nav-item{font-size:0}.nav-item{text-align:center}}