:root {
  --navy: #1f3a5f;
  --navy-d: #172c48;
  --accent: #c9a227;   /* dore "clef" */
  --bg: #f4f6f9;
  --card: #ffffff;
  --ink: #1b2733;
  --muted: #6b7a8d;
  --line: #e2e8f0;
  --green: #2e7d52;
  --red: #b3402f;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(16,32,48,.08), 0 4px 16px rgba(16,32,48,.06);
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 15px/1.5 -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
.hidden { display: none !important; }
.muted { color: var(--muted); }
button { font: inherit; cursor: pointer; }

/* ---- Login ---- */
.login-screen {
  min-height: 100dvh; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--navy), var(--navy-d));
}
.login-card {
  background: var(--card); padding: 32px; border-radius: 16px;
  width: min(360px, 90vw); box-shadow: var(--shadow); text-align: center;
  display: flex; flex-direction: column; gap: 12px;
}
.login-card .brand { display: flex; align-items: center; justify-content: center; gap: 8px; }
.login-card h1 { margin: 0; color: var(--navy); font-size: 28px; }
.login-card .key { font-size: 26px; }
.login-card input {
  padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px; font-size: 15px;
}
.login-card button {
  padding: 12px; background: var(--navy); color: #fff; border: 0; border-radius: 10px;
  font-weight: 600;
}
.error { color: var(--red); font-size: 13px; min-height: 18px; }

/* ---- Topbar ---- */
.topbar {
  display: flex; align-items: center; gap: 16px; padding: 0 20px; height: 58px;
  background: var(--navy); color: #fff; position: sticky; top: 0; z-index: 10;
  box-shadow: var(--shadow);
}
.brand-sm { font-weight: 700; letter-spacing: .3px; white-space: nowrap; }
#nav { display: flex; gap: 2px; flex: 1; overflow-x: auto; }
#nav button {
  background: transparent; color: #cdd8e6; border: 0; padding: 8px 12px; border-radius: 8px;
  white-space: nowrap; font-weight: 500;
}
#nav button:hover { background: rgba(255,255,255,.08); color: #fff; }
#nav button.active { background: rgba(255,255,255,.16); color: #fff; }
.link { background: none; border: 0; color: #cdd8e6; text-decoration: underline; }
.badge {
  display: none; background: var(--accent); color: #1b2733; border-radius: 999px;
  padding: 1px 7px; font-size: 12px; font-weight: 700; margin-left: 4px;
}
.badge.show { display: inline-block; }

/* ---- Layout ---- */
main { max-width: 1080px; margin: 0 auto; padding: 24px 20px 60px; }
h2 { margin: 0 0 4px; }
.sub { color: var(--muted); margin: 0 0 20px; }
.card { background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; }
.grid { display: grid; gap: 16px; }
.stats { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.stat { background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; }
.stat .k { color: var(--muted); font-size: 13px; text-transform: uppercase; letter-spacing: .4px; }
.stat .v { font-size: 26px; font-weight: 700; margin-top: 4px; }
.v.green { color: var(--green); } .v.red { color: var(--red); }

/* ---- Tables ---- */
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .3px; }
tbody tr:hover { background: #f9fbfd; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.pos { color: var(--green); } .neg { color: var(--red); }

/* ---- Controls ---- */
select, input[type=text], input[type=date], textarea {
  padding: 7px 9px; border: 1px solid var(--line); border-radius: 8px; font: inherit; background: #fff;
}
.btn { padding: 8px 14px; border-radius: 8px; border: 1px solid var(--line); background: #fff; font-weight: 600; }
.btn.primary { background: var(--navy); color: #fff; border-color: var(--navy); }
.btn.gold { background: var(--accent); color: #1b2733; border-color: var(--accent); }
.btn.sm { padding: 5px 10px; font-size: 13px; }
.btn:disabled { opacity: .5; cursor: default; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.spacer { flex: 1; }

.conf { font-size: 11px; padding: 2px 7px; border-radius: 999px; font-weight: 700; }
.conf.hi { background: #e2f3e8; color: var(--green); }
.conf.mid { background: #fdf3d8; color: #8a6d16; }
.conf.lo { background: #f0f0f0; color: var(--muted); }
.pill { display:inline-block; background:#eef2f7; color:var(--muted); border-radius:999px; padding:1px 8px; font-size:12px;}

.dropzone {
  border: 2px dashed var(--line); border-radius: var(--radius); padding: 40px; text-align: center;
  color: var(--muted); background: var(--card); transition: .15s;
}
.dropzone.drag { border-color: var(--accent); background: #fffdf3; color: var(--ink); }

.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: var(--ink); color: #fff; padding: 12px 20px; border-radius: 10px;
  box-shadow: var(--shadow); z-index: 50; font-weight: 500;
}
.toast.err { background: var(--red); }
.empty { text-align: center; color: var(--muted); padding: 40px; }
.inactive { opacity: .5; }