:root {
  --bg: #f8f9fb;
  --surface: #ffffff;
  --border: #e2e6ea;
  --text: #1a1d23;
  --dim: #6b7280;
  --accent: #1d4ed8;
  --accent-hover: #1e40af;
  --nav-bg: #0f172a;
  --nav-text: #e2e8f0;

  --platinum: #7c3aed;
  --blue-rib: #1d4ed8;
  --yellow:   #b45309;
  --tier4:    #374151;
  --tier5:    #6b7280;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: system-ui, -apple-system, sans-serif; background: var(--bg); color: var(--text); font-size: 14px; line-height: 1.5; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Nav */
.nav { background: var(--nav-bg); display: flex; align-items: center; padding: 0 1.5rem; height: 52px; gap: 2rem; }
.nav-brand { color: #fff; font-size: 1.25rem; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; }
.nav-brand:hover { text-decoration: none; }
.nav-links { display: flex; gap: 1.25rem; }
.nav-links a { color: var(--nav-text); font-size: 13px; opacity: .8; }
.nav-links a:hover { opacity: 1; text-decoration: none; }

/* Main */
.main { max-width: 1280px; margin: 0 auto; padding: 1.5rem 1.25rem 3rem; }
.page-title { font-size: 1.5rem; font-weight: 700; margin-bottom: 1.25rem; }
.page-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.25rem; }
.page-header .page-title { margin-bottom: .25rem; }
.back-link { font-size: 13px; color: var(--dim); display: block; margin-bottom: .25rem; }
.back-link:hover { color: var(--accent); }
.count-badge { font-size: 1rem; font-weight: 400; color: var(--dim); margin-left: .35rem; }

/* Cards */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 1.25rem; }
.card h2 { font-size: 1rem; font-weight: 600; margin-bottom: 1rem; border-bottom: 1px solid var(--border); padding-bottom: .5rem; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; margin-bottom: 1.25rem; }
@media (max-width: 768px) { .two-col { grid-template-columns: 1fr; } .hide-sm { display: none; } }
.table-card { padding: 0; overflow: hidden; margin-bottom: 1.25rem; }
.table-card .tbl { border-radius: 0; border: none; }

/* Stats */
.stat-row { display: flex; gap: 1rem; margin-bottom: 1.25rem; flex-wrap: wrap; }
.stat-row-sm .stat-card { flex: 1; min-width: 80px; }
.stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 1rem 1.25rem; flex: 1; min-width: 140px; }
.stat-val { font-size: 1.6rem; font-weight: 700; letter-spacing: -.02em; }
.stat-lbl { font-size: 12px; color: var(--dim); margin-top: .15rem; }

/* Table */
.tbl { width: 100%; border-collapse: collapse; }
.tbl thead th { background: #f1f5f9; text-align: left; padding: .6rem .75rem; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; color: var(--dim); border-bottom: 1px solid var(--border); white-space: nowrap; }
.tbl thead th a { color: var(--dim); }
.tbl tbody td { padding: .6rem .75rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
.tbl tbody tr:last-child td { border-bottom: none; }
.tbl-hover tbody tr:hover td { background: #f8faff; }
.num { text-align: right; font-variant-numeric: tabular-nums; }
.mono { font-family: ui-monospace, monospace; font-size: 12px; }
.small-txt { font-size: 12px; color: var(--dim); }
.dim { color: var(--dim); }

/* Badges / Ribbons */
.badge { display: inline-block; padding: .2rem .6rem; border-radius: 99px; font-size: 11px; font-weight: 600; white-space: nowrap; }
.badge-lg { padding: .35rem 1rem; font-size: 13px; }
.ribbon-platinum { background: #ede9fe; color: var(--platinum); }
.ribbon-blue     { background: #dbeafe; color: var(--blue-rib); }
.ribbon-yellow   { background: #fef3c7; color: var(--yellow); }
.ribbon-tier4    { background: #f3f4f6; color: var(--tier4); }
.ribbon-tier5    { background: #f9fafb; color: var(--tier5); border: 1px solid var(--border); }
.ribbon-unscored { background: #f9fafb; color: var(--tier5); border: 1px dashed var(--border); }

/* Buttons */
.btn { display: inline-block; padding: .45rem 1rem; background: var(--accent); color: #fff; border-radius: 6px; font-size: 13px; font-weight: 500; border: none; cursor: pointer; text-decoration: none; transition: background .15s; }
.btn:hover { background: var(--accent-hover); text-decoration: none; color: #fff; }
.btn-ghost { background: transparent; color: var(--accent); border: 1px solid var(--border); }
.btn-ghost:hover { background: var(--bg); color: var(--accent); }
.btn-sf { background: #0176d3; }
.btn-sf:hover { background: #014486; }
.export-row { display: flex; gap: .75rem; flex-wrap: wrap; }

/* Filter bar */
.filter-bar { display: flex; gap: .75rem; margin-bottom: 1rem; flex-wrap: wrap; align-items: center; }
.search-input { flex: 1; min-width: 200px; padding: .45rem .75rem; border: 1px solid var(--border); border-radius: 6px; font-size: 14px; background: var(--surface); }
.search-input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 2px #dbeafe; }
.filter-bar select { padding: .45rem .75rem; border: 1px solid var(--border); border-radius: 6px; font-size: 13px; background: var(--surface); }

/* Pagination */
.pagination { display: flex; align-items: center; gap: 1rem; margin-top: 1rem; justify-content: center; }
.page-info { color: var(--dim); font-size: 13px; }

/* Forms */
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-size: 12px; font-weight: 600; color: var(--dim); margin-bottom: .35rem; text-transform: uppercase; letter-spacing: .04em; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: .5rem .75rem; border: 1px solid var(--border);
  border-radius: 6px; font-size: 14px; font-family: inherit; background: var(--surface);
}
.form-group input[type="file"] {
  padding: .35rem .5rem;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--accent); box-shadow: 0 0 0 2px #dbeafe;
}
.form-group textarea { resize: vertical; }

/* Info list */
.info-list { display: grid; grid-template-columns: max-content 1fr; gap: .3rem .75rem; }
.info-list dt { font-size: 12px; font-weight: 600; color: var(--dim); padding-top: .15rem; }
.info-list dd { }

/* Setup result */
.result-box { padding: .75rem 1rem; border-radius: 6px; font-size: 13px; }
.result-ok  { background: #f0fdf4; border: 1px solid #bbf7d0; color: #166534; }
.result-err { background: #fef2f2; border: 1px solid #fecaca; color: #991b1b; }

/* Footer */
.footer { background: var(--nav-bg); color: var(--nav-text); display: flex; justify-content: space-between; align-items: center; padding: .75rem 1.5rem; font-size: 12px; opacity: .7; margin-top: 3rem; }
.footer a { color: var(--nav-text); text-decoration: underline; }
.footer a:hover { opacity: .8; }