/* Billhawk dashboard — plain CSS, no build step (Cloudflare Pages ready). */
:root {
  --bg: #0f1420; --card: #1a2233; --text: #e8ecf4; --muted: #8b94a7;
  --accent: #4da3ff; --warn: #ffb020; --high: #ff5d5d; --info: #4dd2a3;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, "Segoe UI", Roboto, sans-serif;
       background: var(--bg); color: var(--text); }
header { padding: 28px 24px 12px; max-width: 1100px; margin: 0 auto; }
.brand { font-size: 28px; font-weight: 700; }
.tagline { color: var(--muted); margin-top: 4px; }
.demo-badge { background: var(--warn); color: #111; font-size: 11px; font-weight: 700;
              padding: 2px 8px; border-radius: 10px; }
main { max-width: 1100px; margin: 0 auto; padding: 12px 24px 60px; }
h2 { margin: 28px 0 12px; font-size: 20px; }
.summary { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
           gap: 12px; margin-top: 12px; }
.stat { background: var(--card); border-radius: 12px; padding: 16px; }
.stat-label { color: var(--muted); font-size: 13px; }
.stat-value { font-size: 26px; font-weight: 700; margin-top: 4px; }
.stat-value.warn { color: var(--warn); }
.flags { display: grid; gap: 10px; }
.flag { background: var(--card); border-left: 4px solid var(--warn); border-radius: 8px;
        padding: 12px 16px; }
.flag.high { border-color: var(--high); }
.flag.info { border-color: var(--info); }
.flag .flag-title { font-weight: 700; }
.flag .flag-detail { color: var(--muted); font-size: 14px; margin-top: 4px; }
.flag .flag-type { font-size: 11px; text-transform: uppercase; letter-spacing: .5px;
                   color: var(--muted); }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 12px; }
.card { background: var(--card); border-radius: 12px; padding: 16px; }
.card .merchant { font-weight: 700; font-size: 17px; }
.card .amount { font-size: 22px; margin: 6px 0; }
.card .meta { color: var(--muted); font-size: 13px; }
.card .badges { margin: 8px 0; display: flex; gap: 6px; flex-wrap: wrap; }
.badge { font-size: 11px; font-weight: 700; padding: 3px 9px; border-radius: 10px;
         background: #2a3550; color: var(--text); }
.badge.price_increase, .badge.bill_spike { background: #4a3413; color: var(--warn); }
.badge.zombie { background: #4a1d1d; color: var(--high); }
.badge.renewal_trap { background: #123f33; color: var(--info); }
.card button { margin-top: 8px; background: var(--accent); color: #06121f; border: 0;
               border-radius: 8px; padding: 9px 14px; font-weight: 700; cursor: pointer; }
.card button:hover { filter: brightness(1.1); }
.modal { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: flex;
         align-items: center; justify-content: center; padding: 20px; z-index: 10; }
.modal.hidden { display: none; }
.modal-box { background: var(--card); border-radius: 14px; padding: 24px; max-width: 640px;
             width: 100%; max-height: 90vh; overflow-y: auto; }
.approval-banner { background: #4a3413; color: var(--warn); font-weight: 700;
                   border-radius: 8px; padding: 10px 14px; margin-bottom: 14px; }
.field { margin: 10px 0; }
.field label { display: block; color: var(--muted); font-size: 13px; margin-bottom: 4px; }
.field input, .field textarea { width: 100%; background: #0f1420; color: var(--text);
  border: 1px solid #2a3550; border-radius: 8px; padding: 10px; font-size: 14px; }
.modal-actions { display: flex; gap: 10px; margin-top: 14px; justify-content: flex-end; }
.modal-actions button { border: 0; border-radius: 8px; padding: 10px 18px;
                        font-weight: 700; cursor: pointer; background: #2a3550; color: var(--text); }
.modal-actions button.primary { background: var(--accent); color: #06121f; }
.empty { color: var(--muted); }