:root {
    --primary: #1f3a5f;
    --accent: #2e7d6b;
    --bg: #f4f6f8;
    --card: #ffffff;
    --border: #e1e5ea;
    --text: #243140;
    --muted: #6b7785;
    --danger: #c0392b;
    --warn: #b8860b;
    --ok: #1e8449;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg); color: var(--text); }
a { color: var(--accent); text-decoration: none; }

.topnav { display: flex; align-items: center; gap: 1.5rem; background: var(--primary); color: #fff;
    padding: 0.75rem 1.5rem; }
.topnav .brand { font-weight: 700; }
.topnav .navlinks { display: flex; gap: 1rem; flex: 1; }
.topnav a { color: #cdd7e2; font-size: 0.95rem; }
.topnav a.active, .topnav a:hover { color: #fff; }
.topnav .signout { background: transparent; border: 1px solid #ffffff55; color: #fff;
    border-radius: 4px; padding: 0.35rem 0.75rem; cursor: pointer; }

.container { max-width: 1080px; margin: 1.5rem auto; padding: 0 1.5rem; }
h1 { font-size: 1.5rem; margin: 0 0 1rem; color: var(--primary); }
h2 { font-size: 1.15rem; color: var(--primary); }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 1.25rem; }
.card .num { font-size: 2rem; font-weight: 700; color: var(--primary); }
.card .label { color: var(--muted); font-size: 0.85rem; margin-top: 0.25rem; }

.panel { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 1.25rem; margin-bottom: 1.5rem; }

table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th, td { text-align: left; padding: 0.55rem 0.5rem; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; }
td.amt, th.amt { text-align: right; font-variant-numeric: tabular-nums; }
.neg { color: var(--danger); }

.badge { display: inline-block; padding: 0.15rem 0.5rem; border-radius: 999px; font-size: 0.75rem; }
.badge.open { background: #eef2f7; color: var(--muted); }
.badge.needs_user_input { background: #fdf3e0; color: var(--warn); }
.badge.closed { background: #e8f6ee; color: var(--ok); }
.badge.reconciling, .badge.ingesting { background: #eaf0fb; color: var(--primary); }

button.btn { background: var(--accent); color: #fff; border: none; border-radius: 4px;
    padding: 0.5rem 0.9rem; cursor: pointer; font-size: 0.9rem; }
button.btn:hover { filter: brightness(1.05); }
button.btn.secondary { background: #fff; color: var(--accent); border: 1px solid var(--accent); }
select, input[type=text], input[type=file] { padding: 0.45rem; border: 1px solid var(--border); border-radius: 4px; }

.muted { color: var(--muted); }
.error-msg { background: #fdecea; color: var(--danger); border: 1px solid #e74c3c; border-radius: 4px;
    padding: 0.6rem; margin-bottom: 0.75rem; display: none; }
.success-msg { background: #eafaf1; color: var(--ok); border: 1px solid #27ae60; border-radius: 4px;
    padding: 0.6rem; margin-bottom: 0.75rem; display: none; }

/* Auth pages */
.auth-card { max-width: 420px; margin: 4rem auto; background: var(--card); border: 1px solid var(--border);
    border-radius: 8px; padding: 2rem; }
.auth-card h2 { margin-top: 0; }
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-weight: 600; margin-bottom: 0.3rem; font-size: 0.9rem; }
.form-group input { width: 100%; }
.btn-primary { width: 100%; padding: 0.7rem; background: var(--accent); color: #fff; border: none;
    border-radius: 4px; font-size: 1rem; font-weight: 600; cursor: pointer; }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }
.links { text-align: center; margin-top: 1rem; font-size: 0.9rem; color: var(--muted); }

/* Assistant chat */
.chat { display: flex; flex-direction: column; gap: 0.75rem; margin-bottom: 1rem; }
.msg { max-width: 80%; padding: 0.6rem 0.85rem; border-radius: 10px; white-space: pre-wrap; }
.msg.user { align-self: flex-end; background: var(--accent); color: #fff; }
.msg.assistant { align-self: flex-start; background: #eef2f7; }
.composer { display: flex; gap: 0.5rem; }
.composer input { flex: 1; }
.prompt-item { padding: 0.75rem; border: 1px solid var(--border); border-radius: 6px; margin-bottom: 0.6rem; }

/* Members form */
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; margin-bottom: 1rem; }
.form-grid input[type=text], .form-grid input[type=email], .form-grid input[type=number] { width: 100%; }