:root {
  --c-accent: #0f766e;
  --c-accent-soft: #14b8a6;
  --c-accent-strong: #0d645d;
  --c-bg: #f7fbfb;
  --c-surface: #ffffff;
  --c-surface-alt: #f0f6f6;
  --c-border: #d8e4e4;
  --c-text: #0b2424;
  --c-muted: #4a6464;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 8px 24px -8px rgba(15, 118, 110, 0.18), 0 2px 6px rgba(11, 36, 36, 0.05);
  --grad-accent: linear-gradient(135deg, #14b8a6 0%, #0f766e 100%);
  --warn: #b45309;
  --warn-bg: #fef3c7;
  --danger: #b91c1c;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--c-bg);
  color: var(--c-text);
  -webkit-font-smoothing: antialiased;
}

.boot { padding: 3rem; text-align: center; color: var(--c-muted); }

.screen { min-height: 100vh; }
.center { display: flex; align-items: center; justify-content: center; padding: 1.5rem; }

.spinner {
  width: 42px; height: 42px; border-radius: 50%;
  border: 4px solid var(--c-surface-alt); border-top-color: var(--c-accent);
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
}

.card h2 { margin: 0 0 .25rem; font-size: 1.05rem; }
.muted { color: var(--c-muted); }
h1 { font-size: 1.4rem; margin: .25rem 0 .75rem; }

.auth { width: 100%; max-width: 380px; display: flex; flex-direction: column; gap: .75rem; }
.auth input { width: 100%; }

.brand { display: flex; align-items: center; gap: .6rem; font-weight: 700; }
.brand img { height: 34px; width: auto; }
.brand span { font-size: 1.05rem; }

input, select {
  font: inherit;
  padding: .6rem .7rem;
  border: 1px solid var(--c-border);
  border-radius: 10px;
  background: var(--c-surface);
  color: var(--c-text);
  outline: none;
}
input:focus { border-color: var(--c-accent-soft); box-shadow: 0 0 0 3px rgba(20,184,166,.15); }

.btn {
  font: inherit; font-weight: 600;
  padding: .6rem 1rem; border-radius: 10px;
  border: 1px solid var(--c-border); background: var(--c-surface-alt);
  color: var(--c-text); cursor: pointer; transition: .15s;
}
.btn:hover { filter: brightness(.98); }
.btn:disabled { opacity: .55; cursor: default; }
.btn.primary { background: var(--grad-accent); color: #fff; border: none; box-shadow: var(--shadow); }
.btn.ghost { background: transparent; }
.btn.danger { color: #fff; background: var(--danger); border: none; }
.btn.sm { padding: .35rem .6rem; font-size: .85rem; }

.err { background: #fee2e2; color: #991b1b; padding: .5rem .7rem; border-radius: 8px; font-size: .9rem; }
.ok-msg { color: var(--c-accent-strong); font-size: .9rem; margin-top: .5rem; }

/* ---- app shell ---- */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: .8rem 1.25rem; background: var(--c-surface);
  border-bottom: 1px solid var(--c-border); position: sticky; top: 0; z-index: 5;
}
.wrap { max-width: 1080px; margin: 0 auto; padding: 1.25rem; display: flex; flex-direction: column; gap: 1.25rem; }

.hero { text-align: center; border-top: 4px solid var(--c-accent); }
.hero.warn { border-top-color: var(--warn); background: linear-gradient(180deg, var(--warn-bg), var(--c-surface) 60%); }
.hero.ok { background: linear-gradient(180deg, #ecfdf5, var(--c-surface) 60%); }
.hero-label { color: var(--c-muted); font-size: .9rem; }
.hero-num { font-size: 2.4rem; font-weight: 800; letter-spacing: .5px; margin: .3rem 0; }
.pill { display: inline-block; padding: .25rem .7rem; border-radius: 999px; font-size: .82rem; font-weight: 600; }
.pill.ok { background: #d1fae5; color: #065f46; }
.pill.warn { background: var(--warn-bg); color: var(--warn); }

.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
@media (max-width: 760px) { .grid { grid-template-columns: 1fr; } }

.row { display: flex; gap: .6rem; }
.row input { flex: 1; }
.form { display: flex; flex-direction: column; gap: .6rem; }
.form label { display: flex; flex-direction: column; gap: .25rem; font-size: .85rem; color: var(--c-muted); }
.form input { color: var(--c-text); }

/* ---- calendar ---- */
.cal-head { display: flex; align-items: center; justify-content: space-between; }
.cal-nav { display: flex; align-items: center; gap: .5rem; }
.cal-title { font-weight: 600; min-width: 140px; text-align: center; text-transform: capitalize; }
.legend { display: flex; gap: 1.25rem; margin: .5rem 0 .75rem; font-size: .85rem; color: var(--c-muted); }
.legend .dot, .dot { width: 12px; height: 12px; border-radius: 3px; display: inline-block; vertical-align: middle; margin-right: .3rem; }
.dot.ok { background: var(--c-accent); }
.dot.warn { background: var(--warn); }

.cal { display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px; }
.cal-wd { text-align: center; font-size: .78rem; color: var(--c-muted); font-weight: 600; padding-bottom: .2rem; }
.cal-cell { min-height: 64px; border-radius: 10px; padding: .4rem; border: 1px solid var(--c-border); background: var(--c-surface-alt); }
.cal-cell.blank { background: transparent; border: none; }
.cal-cell.ok { background: #ecfdf5; border-color: #a7f3d0; }
.cal-cell.warn { background: var(--warn-bg); border-color: #fde68a; }
.cal-cell.today { outline: 2px solid var(--c-accent); outline-offset: 1px; }
.cal-day { font-weight: 700; font-size: .8rem; }
.cal-num { font-size: .8rem; font-weight: 600; word-break: break-all; }
.cal-num.muted { font-weight: 500; }
.cal-lbl { font-size: .72rem; color: var(--c-muted); }

/* ---- table ---- */
.tbl { width: 100%; border-collapse: collapse; }
.tbl th, .tbl td { text-align: left; padding: .55rem .5rem; border-bottom: 1px solid var(--c-border); font-size: .92rem; }
.tbl th { color: var(--c-muted); font-weight: 600; }

.foot { text-align: center; color: var(--c-muted); font-size: .82rem; padding: 1rem 0 2rem; }

#blazor-error-ui {
  position: fixed; bottom: 0; left: 0; right: 0;
  background: #fef3c7; color: #92400e; padding: .7rem 1rem; text-align: center;
  box-shadow: 0 -2px 8px rgba(0,0,0,.1);
}
#blazor-error-ui .reload { color: #92400e; font-weight: 600; }