/* SubTracker — minimal, clean, mobile-friendly */
:root {
    --bg: #f6f7fb;
    --card: #ffffff;
    --text: #1a1f2e;
    --muted: #6b7280;
    --border: #e5e7eb;
    --primary: #2563eb;
    --primary-d: #1d4ed8;
    --ok: #10b981;
    --warn: #f59e0b;
    --danger: #ef4444;
}
* { box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; margin:0; background:var(--bg); color:var(--text); }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar { background:#0f172a; color:#fff; padding:12px 24px; display:flex; align-items:center; gap:24px; flex-wrap:wrap; }
.topbar .brand a { color:#fff; font-weight:700; font-size:18px; }
.topbar nav { display:flex; gap:18px; flex-wrap:wrap; }
.topbar nav a { color:#cbd5e1; font-size:14px; }
.topbar nav a.active, .topbar nav a:hover { color:#fff; text-decoration:none; }

.container { max-width:1200px; margin:24px auto; padding:0 24px; }

.flash { background:#dbeafe; border:1px solid #93c5fd; color:#1e40af; padding:10px 14px; border-radius:8px; margin-bottom:16px; }

.card { background:var(--card); border:1px solid var(--border); border-radius:10px; padding:20px; margin-bottom:20px; }
.card h2 { margin-top:0; font-size:18px; }

.grid { display:grid; gap:16px; }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 720px) {
    .grid.cols-3, .grid.cols-4 { grid-template-columns: 1fr; }
}

.kpi { background:var(--card); border:1px solid var(--border); border-radius:10px; padding:18px; }
.kpi .label { font-size:12px; color:var(--muted); text-transform:uppercase; letter-spacing:.05em; }
.kpi .value { font-size:24px; font-weight:700; margin-top:6px; }
.kpi .sub { font-size:12px; color:var(--muted); margin-top:4px; }
.kpi.ok .value { color:var(--ok); }
.kpi.danger .value { color:var(--danger); }
.kpi.warn .value { color:var(--warn); }

table { width:100%; border-collapse:collapse; }
th, td { padding:10px 12px; border-bottom:1px solid var(--border); text-align:left; font-size:14px; vertical-align: top; }
th { background:#f9fafb; font-weight:600; font-size:13px; color:var(--muted); }
tr:hover td { background:#fafbff; }

.badge { display:inline-block; padding:2px 8px; font-size:12px; border-radius:999px; font-weight:600; }
.badge.ok      { background:#d1fae5; color:#065f46; }
.badge.warn    { background:#fef3c7; color:#92400e; }
.badge.danger  { background:#fee2e2; color:#991b1b; }
.badge.overdue { background:#7c2d12; color:#fff; }
.badge.muted   { background:#e5e7eb; color:#374151; }

.btn { display:inline-block; background:var(--primary); color:#fff; padding:8px 14px; border-radius:6px; border:none; cursor:pointer; font-size:14px; text-decoration:none; }
.btn:hover { background:var(--primary-d); text-decoration:none; color:#fff; }
.btn.danger { background:var(--danger); }
.btn.ghost { background:transparent; border:1px solid var(--border); color:var(--text); }
.btn.sm { padding:4px 10px; font-size:12px; }

form .row { display:grid; grid-template-columns: 200px 1fr; gap:12px; align-items:center; margin-bottom:12px; }
@media (max-width: 720px) { form .row { grid-template-columns: 1fr; } }
form label { font-size:14px; color:var(--muted); }
form input[type=text], form input[type=email], form input[type=password],
form input[type=number], form input[type=date], form select, form textarea, form input[type=file] {
    width:100%; padding:8px 10px; border:1px solid var(--border); border-radius:6px; font-size:14px; background:#fff;
}
form textarea { min-height: 70px; }
form input[type=checkbox] { width:auto; }

.toolbar { display:flex; gap:10px; align-items:center; margin-bottom:14px; flex-wrap:wrap; }
.toolbar .spacer { flex:1; }
.toolbar input[type=search] { padding:8px 10px; border:1px solid var(--border); border-radius:6px; font-size:14px; min-width: 220px; }

.login-wrap { max-width:380px; margin:80px auto; padding:30px; background:var(--card); border:1px solid var(--border); border-radius:12px; }
.login-wrap h1 { margin-top:0; }

.footer { text-align:center; padding:20px; color:var(--muted); font-size:12px; }

.row-actions a { margin-right:8px; font-size:13px; }
.tag { background:#eef2ff; color:#3730a3; padding:2px 8px; border-radius:4px; font-size:12px; }
.muted { color:var(--muted); }
.right { text-align:right; }
.profit-pos { color: var(--ok); font-weight:600; }
.profit-neg { color: var(--danger); font-weight:600; }
.profit-zero { color: var(--muted); font-weight:600; }