/* ============================================================
   PUITool – Stylesheet
   ============================================================ */

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --clr-bg:       #f4f6f9;
  --clr-surface:  #ffffff;
  --clr-border:   #e2e8f0;
  --clr-text:     #1a202c;
  --clr-muted:    #718096;
  --clr-primary:  #2563eb;
  --clr-primary-h:#1d4ed8;
  --clr-danger:   #dc2626;
  --clr-danger-h: #b91c1c;
  --clr-ok:       #16a34a;
  --clr-warn:     #d97706;
  --clr-bad:      #dc2626;
  --radius:       8px;
  --shadow:       0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-lg:    0 4px 12px rgba(0,0,0,.10);
  --header-h:     60px;
  --max-w:        960px;
}

html { font-size: 16px; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ---------- Site header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: var(--clr-surface);
  border-bottom: 1px solid var(--clr-border);
  box-shadow: var(--shadow);
}
.site-header__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.25rem;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.site-header__logo {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--clr-primary);
  text-decoration: none;
  letter-spacing: -.02em;
  flex-shrink: 0;
}
.site-header__logo:hover { color: var(--clr-primary-h); }
.site-header__nav {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-left: auto;
}
.site-header__user {
  font-size: .875rem;
  color: var(--clr-muted);
  padding: 0 .25rem;
}

/* ---------- Main content ---------- */
.main-content {
  flex: 1;
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
}

/* ---------- Page header ---------- */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.page-header__title h1 {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.2;
}
.page-header__title .sub {
  font-size: .875rem;
  color: var(--clr-muted);
  margin-top: .2rem;
}
.page-header__actions {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
  flex-shrink: 0;
}

/* ---------- Cards / panels ---------- */
.panel {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  margin-bottom: 1.25rem;
}
.panel h2 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  padding-bottom: .5rem;
  border-bottom: 1px solid var(--clr-border);
}
.panel h3 { font-size: .9rem; font-weight: 600; margin: .75rem 0 .4rem; }

/* ---------- Stats grid ---------- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: .75rem;
  margin-bottom: 1.25rem;
}
.stat-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  box-shadow: var(--shadow);
}
.stat-card__label {
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--clr-muted);
  margin-bottom: .2rem;
}
.stat-card__value {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--clr-text);
  line-height: 1.1;
}
.stat-card__value.ok   { color: var(--clr-ok); }
.stat-card__value.warn { color: var(--clr-warn); }
.stat-card__value.bad  { color: var(--clr-bad); }

/* ---------- Progress bar ---------- */
.progress-wrap { margin-bottom: 1.25rem; }
.progress-wrap__labels {
  display: flex;
  justify-content: space-between;
  font-size: .8rem;
  color: var(--clr-muted);
  margin-bottom: .3rem;
}
.progress-bar {
  height: 10px;
  background: var(--clr-border);
  border-radius: 99px;
  overflow: hidden;
}
.progress-bar__fill {
  height: 100%;
  border-radius: 99px;
  background: var(--clr-ok);
  transition: width .4s;
}
.progress-bar__fill.warn { background: var(--clr-warn); }
.progress-bar__fill.bad  { background: var(--clr-bad); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .45rem .9rem;
  font-size: .875rem;
  font-weight: 500;
  border-radius: 6px;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  background: var(--clr-primary);
  color: #fff;
  transition: background .15s;
  line-height: 1.4;
}
.btn:hover { background: var(--clr-primary-h); }
.btn--ghost {
  background: transparent;
  color: var(--clr-text);
  border-color: var(--clr-border);
}
.btn--ghost:hover { background: var(--clr-bg); }
.btn--danger, .btn.danger {
  background: var(--clr-danger);
  color: #fff;
  border-color: transparent;
}
.btn--danger:hover, .btn.danger:hover { background: var(--clr-danger-h); }
.btn--sm { padding: .3rem .65rem; font-size: .8rem; }

/* ---------- Forms ---------- */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: .75rem 1rem;
  align-items: end;
}
.form-grid .form-group.full { grid-column: 1 / -1; }

label, .form-label {
  display: block;
  font-size: .8rem;
  font-weight: 600;
  color: var(--clr-muted);
  margin-bottom: .3rem;
  text-transform: uppercase;
  letter-spacing: .04em;
}
input[type=text], input[type=email], input[type=password],
input[type=number], select, textarea {
  width: 100%;
  padding: .5rem .75rem;
  border: 1px solid var(--clr-border);
  border-radius: 6px;
  font-size: .9rem;
  background: var(--clr-surface);
  color: var(--clr-text);
  transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}
textarea { min-height: 90px; resize: vertical; }
.form-actions { margin-top: 1.25rem; display: flex; gap: .5rem; flex-wrap: wrap; }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .875rem; }
thead { background: var(--clr-bg); }
th {
  padding: .65rem 1rem;
  text-align: left;
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--clr-muted);
  white-space: nowrap;
  border-bottom: 1px solid var(--clr-border);
}
td {
  padding: .65rem 1rem;
  border-bottom: 1px solid var(--clr-border);
  vertical-align: middle;
}
tr:last-child td { border-bottom: none; }
tbody tr:hover { background: #fafbfd; }
td .btn { padding: .25rem .6rem; font-size: .78rem; }

/* ---------- Pills / badges ---------- */
.pill {
  display: inline-flex;
  align-items: center;
  padding: .2rem .65rem;
  border-radius: 99px;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .03em;
}
.pill.ok   { background: #dcfce7; color: #15803d; }
.pill.warn { background: #fef9c3; color: #92400e; }
.pill.bad  { background: #fee2e2; color: #991b1b; }

/* ---------- Alerts ---------- */
.alert {
  padding: .75rem 1rem;
  border-radius: var(--radius);
  font-size: .9rem;
  margin-bottom: 1rem;
  border: 1px solid var(--clr-border);
  background: #eff6ff;
  color: #1e40af;
}
.alert-bad  { background: #fee2e2; color: #991b1b; border-color: #fecaca; }
.alert-ok   { background: #dcfce7; color: #15803d; border-color: #bbf7d0; }
.alert-warn { background: #fef9c3; color: #92400e; border-color: #fde68a; }

/* ---------- Muted text ---------- */
.muted { color: var(--clr-muted); font-size: .875rem; }
.text-right { text-align: right; }
.text-center { text-align: center; }

/* ---------- Login page ---------- */
.page--center {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: var(--clr-bg);
}
.login-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 2rem 2.25rem;
  width: 100%;
  max-width: 380px;
}
.login-card h1 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--clr-primary);
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--clr-border);
  padding: .75rem 1.25rem;
  font-size: .8rem;
  color: var(--clr-muted);
}
.site-footer__inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

/* ---------- Fase verdeling bars ---------- */
.phase-bars { display: flex; flex-direction: column; gap: .5rem; }
.phase-bar-row { display: flex; align-items: center; gap: .75rem; font-size: .85rem; }
.phase-bar-label { width: 1.5rem; font-weight: 700; flex-shrink: 0; }
.phase-bar-track {
  flex: 1;
  height: 12px;
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: 99px;
  overflow: hidden;
}
.phase-bar-fill {
  height: 100%;
  border-radius: 99px;
  background: var(--clr-primary);
  transition: width .4s;
}
.phase-bar-fill.warn { background: var(--clr-warn); }
.phase-bar-fill.bad  { background: var(--clr-bad); }
.phase-bar-val { width: 7rem; font-size: .8rem; color: var(--clr-muted); text-align: right; flex-shrink: 0; }

/* ---------- Responsive ---------- */
@media (max-width: 640px) {
  .main-content { padding: 1.25rem .75rem 2rem; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .page-header { flex-direction: column; }
}