:root {
  --bg: #f4f6f9;
  --surface: #ffffff;
  --surface-2: #f8fafc;
  --border: #e2e8f0;
  --text: #1e293b;
  --text-dim: #64748b;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --ok: #16a34a;
  --ok-bg: #dcfce7;
  --warn: #d97706;
  --warn-bg: #fef3c7;
  --danger: #dc2626;
  --danger-bg: #fee2e2;
  --info: #0891b2;
  --info-bg: #cffafe;
  --shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
  --shadow-lg: 0 10px 25px rgba(0,0,0,.15);
  --radius: 12px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f172a; --surface: #1e293b; --surface-2: #172033;
    --border: #334155; --text: #e2e8f0; --text-dim: #94a3b8;
    --primary: #3b82f6; --primary-dark: #2563eb;
    --ok: #4ade80; --ok-bg: #14331f; --warn: #fbbf24; --warn-bg: #3a2c08;
    --danger: #f87171; --danger-bg: #3a1414; --info: #22d3ee; --info-bg: #0a2e33;
    --shadow: 0 1px 3px rgba(0,0,0,.4); --shadow-lg: 0 10px 30px rgba(0,0,0,.5);
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 15px; line-height: 1.5;
}

/* Topbar */
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 12px 20px; background: var(--surface);
  border-bottom: 1px solid var(--border); box-shadow: var(--shadow);
}
.brand { font-size: 20px; font-weight: 700; display: flex; align-items: center; gap: 8px; }
.brand .pill { font-size: 22px; }
.topbar-actions { display: flex; gap: 8px; margin-left: auto; flex-wrap: wrap; align-items: center; }
#search { min-width: 180px; }

input, select, textarea {
  font: inherit; color: var(--text); background: var(--surface-2);
  border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary); outline-offset: 0; border-color: var(--primary); }
label { font-size: 13px; color: var(--text-dim); font-weight: 600; display: block; margin-bottom: 4px; }

.btn {
  font: inherit; font-weight: 600; cursor: pointer; border-radius: 8px;
  border: 1px solid var(--border); background: var(--surface-2); color: var(--text);
  padding: 8px 14px; transition: filter .12s, background .12s;
}
.btn:hover { filter: brightness(0.97); }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-ghost { background: transparent; }
.btn-sm { padding: 5px 10px; font-size: 13px; }
.btn-danger { color: var(--danger); border-color: var(--danger); background: transparent; }

/* Summary */
.summary { display: flex; gap: 12px; flex-wrap: wrap; padding: 16px 20px 4px; }
.stat {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 12px 16px; min-width: 120px; box-shadow: var(--shadow); cursor: pointer;
}
.stat:hover { border-color: var(--primary); }
.stat .n { font-size: 26px; font-weight: 800; line-height: 1; }
.stat .l { font-size: 12px; color: var(--text-dim); margin-top: 4px; }
.stat.red .n { color: var(--danger); }
.stat.yellow .n { color: var(--warn); }
.stat.blue .n { color: var(--info); }

/* List */
.list { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 14px; padding: 16px 20px 60px; }
.empty { text-align: center; color: var(--text-dim); padding: 40px; }

.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 14px 16px; display: flex; flex-direction: column; gap: 10px;
  border-left: 5px solid var(--border);
}
.card.s-red { border-left-color: var(--danger); }
.card.s-yellow { border-left-color: var(--warn); }
.card.s-green { border-left-color: var(--ok); }
.card.s-grey { border-left-color: var(--text-dim); }
.card.notyet { opacity: .72; }

.card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.card-title { font-weight: 700; font-size: 15.5px; }
.card-sub { font-size: 12.5px; color: var(--text-dim); margin-top: 2px; }

.badge {
  font-size: 11.5px; font-weight: 700; padding: 3px 8px; border-radius: 999px; white-space: nowrap;
}
.b-green { background: var(--ok-bg); color: var(--ok); }
.b-yellow { background: var(--warn-bg); color: var(--warn); }
.b-red { background: var(--danger-bg); color: var(--danger); }
.b-grey { background: var(--surface-2); color: var(--text-dim); }
.b-info { background: var(--info-bg); color: var(--info); }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  font-size: 11px; font-weight: 600; padding: 2px 7px; border-radius: 6px;
  background: var(--surface-2); border: 1px solid var(--border); color: var(--text-dim);
}
.chip.warn { background: var(--warn-bg); color: var(--warn); border-color: transparent; }
.chip.danger { background: var(--danger-bg); color: var(--danger); border-color: transparent; }
.chip.check { background: #ede9fe; color: #6d28d9; border-color: transparent; }

/* Kotitarkistus (violetti teema) */
.stat.purple .n { color: #7c3aed; }
.btn-check { color: #6d28d9; border-color: #6d28d9; background: transparent; font-weight: 700; }
@media (prefers-color-scheme: dark) {
  .chip.check { background: #2e1065; color: #c4b5fd; }
  .stat.purple .n { color: #a78bfa; }
  .btn-check { color: #c4b5fd; border-color: #7c3aed; }
}

.metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 12px; font-size: 13px; }
.metric .k { color: var(--text-dim); font-size: 11.5px; }
.metric .v { font-weight: 700; }
.metric.full { grid-column: 1 / -1; }

.suggest {
  background: var(--surface-2); border: 1px dashed var(--border); border-radius: 8px;
  padding: 8px 10px; font-size: 13px;
}
.suggest b { color: var(--primary); }

.card-actions { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 2px; }

.bar { height: 6px; border-radius: 999px; background: var(--border); overflow: hidden; }
.bar > i { display: block; height: 100%; border-radius: 999px; }

/* Modal */
.modal-root { position: fixed; inset: 0; z-index: 50; display: flex; align-items: center; justify-content: center; padding: 16px; }
.modal-root[hidden] { display: none; }   /* hidden-attribuutti voittaa display:flexin */
.modal-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,.5); backdrop-filter: blur(2px); }
.modal {
  position: relative; background: var(--surface); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); width: min(560px, 100%); max-height: 92vh; overflow: auto; padding: 22px;
}
.modal-x { position: absolute; top: 10px; right: 12px; border: none; background: transparent; font-size: 26px; line-height: 1; cursor: pointer; color: var(--text-dim); }
.modal h2 { margin: 0 0 4px; font-size: 20px; }
.modal .modal-sub { color: var(--text-dim); margin: 0 0 16px; font-size: 13.5px; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-grid .full { grid-column: 1 / -1; }
.form-grid input, .form-grid select, .form-grid textarea { width: 100%; }
.hint { font-size: 12px; color: var(--text-dim); margin-top: 3px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }
fieldset { border: 1px solid var(--border); border-radius: 8px; padding: 12px; margin: 0 0 12px; }
fieldset legend { font-size: 12px; font-weight: 700; color: var(--text-dim); padding: 0 6px; }

.calc-box { background: var(--surface-2); border-radius: 8px; padding: 10px 12px; font-size: 13.5px; margin-top: 10px; }
.calc-box .row { display: flex; justify-content: space-between; padding: 2px 0; }
.calc-box b { color: var(--primary); }

.history-item { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 14px; }
.history-item:last-child { border: none; }

.toast {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%);
  background: var(--text); color: var(--bg); padding: 10px 18px; border-radius: 8px;
  box-shadow: var(--shadow-lg); z-index: 100; font-weight: 600; font-size: 14px;
}

@media (max-width: 560px) {
  .form-grid { grid-template-columns: 1fr; }
  .topbar-actions { width: 100%; }
  #search { flex: 1; min-width: 0; }
}

/* ---------- Kirjautuminen (vain pilviversio) ---------- */
.auth-gate {
  min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px;
}
.auth-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); padding: 28px; width: min(380px, 100%);
}
.auth-card h1 { font-size: 22px; margin: 0 0 4px; display: flex; align-items: center; gap: 8px; }
.auth-card p.sub { color: var(--text-dim); margin: 0 0 18px; font-size: 14px; }
.auth-card label { margin-top: 10px; }
.auth-card input { width: 100%; }
.auth-card .btn-primary { width: 100%; margin-top: 16px; }
.auth-err { color: var(--danger); font-size: 13px; margin-top: 10px; min-height: 18px; }
.auth-toggle { text-align: center; margin-top: 14px; font-size: 13px; color: var(--text-dim); }
.auth-toggle a { color: var(--primary); cursor: pointer; text-decoration: underline; }
.user-btn { display: flex; align-items: center; gap: 6px; }