:root {
  --bg: #f7f8fb;
  --card-bg: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --primary: #0b7bd6; /* Accessible blue */
  --primary-600: #0a6ec0;
  --primary-700: #095fa6;
  --border: #e5e7eb;
  --ring: rgba(11, 123, 214, 0.35);
  --table-head-bg: #f3f4f6;
  --input-bg: #ffffff;
  --control-accent: var(--primary);
}

/* Dark theme variables */
[data-theme="dark"] {
  --bg: #0b1220;
  --card-bg: #121a2a;
  --text: #e5e7eb;
  --muted: #9aa4b2;
  --primary: #5aa1ff;
  --primary-600: #4b90ea;
  --primary-700: #3c7ace;
  --border: #243045;
  --ring: rgba(90, 161, 255, 0.35);
  --table-head-bg: #172136;
  --input-bg: #0f1726;
  --control-accent: #2a3448;
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background: var(--bg);
  line-height: 1.5;
}

/* Header */
.site-header {
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 0;
  justify-content: space-between;
}
.header-left {
  display: flex;
  align-items: center;
  gap: 14px;
}
.logo { height: 48px; width: auto; }
.brand-title { font-weight: 700; letter-spacing: .2px; }
.brand-sub { color: var(--muted); font-size: .95rem; }

.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  /* padding: 8px 10px; */
  scale: 2;
  border-radius: 9999px;
  border: none;/*1px solid var(--border); */
  background: var(--card-bg);
  color: var(--text);
  cursor: pointer;
}
.theme-toggle:hover { filter: brightness(1.05); }
.theme-toggle:focus-visible { outline: none; box-shadow: 0 0 0 4px var(--ring); }

/* Icon emphasis depending on theme */
[data-theme="light"] .theme-toggle .sun { opacity: 1; }
[data-theme="light"] .theme-toggle .moon { opacity: 0.5; }
[data-theme="dark"] .theme-toggle .sun { opacity: 0.5; }
[data-theme="dark"] .theme-toggle .moon { opacity: 1; }

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.card {
  background: var(--card-bg);
  margin: 24px 0;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 8px 30px rgba(0,0,0,.05);
}

h1 {
  margin: 0 0 14px;
  font-size: 1.5rem;
}

h2 {
  margin: 20px 0 10px;
  font-size: 1.25rem;
}

/* Tables */
.table-wrapper { overflow-x: auto; }

.form-table,
.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--card-bg);
  /* Ensure full rounded corners and visible outer border */
  border: none;
  border-radius: 12px;
  overflow: hidden;
  position: relative;
}

/* Draw the outer border inside the rounded area to avoid clipping */
.form-table::after,
.data-table::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid var(--border);
  border-radius: 12px;
  pointer-events: none;
}

.form-table td,
.form-table th {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}

.data-table td,
.data-table th {
  padding: 10px 12px;
  border-bottom: 0;
}

.form-table tr:last-child td,
.data-table tr:last-child td { border-bottom: 0; }

.data-table th {
  background: var(--table-head-bg);
  text-align: left;
  font-weight: 600;
}

/* Inputs */
input[type="text"],
input[type="email"],
input[type="number"],
select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--input-bg);
  color: var(--text);
  outline: none;
  transition: border-color .2s ease, box-shadow .2s ease;
}

input:focus,
select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--ring);
}

input[type="radio"] { accent-color: var(--control-accent); }

.radio { margin-right: 12px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 10px;
  border: 1px solid transparent;
  cursor: pointer;
  font-weight: 600;
  transition: background-color .2s ease, color .2s ease, border-color .2s ease, transform .02s ease;
}

.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover { background: var(--primary-600); }
.btn-primary:focus { box-shadow: 0 0 0 4px var(--ring); }

.btn-secondary {
  background: #e7eef8;
  color: var(--primary-700);
  border-color: #cfd9ea;
}
.btn-secondary:hover { background: #dfe8f6; }

[data-theme="dark"] .btn-secondary {
  background: #1c2637;
  color: var(--text);
  border-color: #2a3852;
}
[data-theme="dark"] .btn-secondary:hover { background: #1f2b3f; }

.actions {
  margin-top: 16px;
  display: flex;
  justify-content: flex-end;
}

.footer-note {
  margin-top: 18px;
  color: var(--muted);
}
.footer-note a { color: var(--primary-700); text-decoration: none; }
.footer-note a:hover { text-decoration: underline; }

/* Responsive */
@media (max-width: 720px) {
  .header-inner { padding: 12px 0; }
  .logo { height: 40px; }
  .form-table td:first-child { width: 40%; }
}

/* Static Information grid */
.grid-form {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px 16px; /* row x column gap */
  margin-bottom: 16px;
}
.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-field label {
  font-size: 0.9rem;
  color: var(--muted);
}
/* Inline info message under Apparatsname */
.field-info { 
  margin-top: 4px; 
  font-size: 0.85rem; 
  color: var(--primary-700);
}
[data-theme="dark"] .field-info { color: #a9c8ff; }
.hidden { display: none !important; }
.inline-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-content: center;
  text-align: center;
}
.inline-controls input[type="number"] {
  width: 120px;
  text-align: center;
}

/* Responsive tweaks for the grid */
@media (max-width: 1024px) {
  .grid-form { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .grid-form { grid-template-columns: 1fr; }
  .inline-controls { flex-wrap: wrap; }
}

/* Darken secondary button and add spacing after tables */
.data-table + .btn { margin-top: 14px; }