:root {
  --font-title: "Orbitron", "Segoe UI", sans-serif;
  --font-body: "Rajdhani", "Segoe UI", sans-serif;
  --brand-cyan: #14c9ff;
  --brand-teal: #00d9b8;
  --brand-blue: #1363ff;
  --bg-color: #f1f6fb;
  --bg-secondary: #e8eff7;
  --text-color: #172033;
  --text-muted: #62708a;
  --border-color: #c9d8ea;
  --card-bg: rgba(255, 255, 255, 0.82);
  --navbar-bg: rgba(250, 252, 255, 0.9);
  --shadow-color: 15, 70, 150;
}

html[data-theme='dark'] {
  --bg-color: #0d1424;
  --bg-secondary: #121d33;
  --text-color: #f2f7ff;
  --text-muted: #c6d4ee;
  --border-color: #243a63;
  --card-bg: rgba(16, 26, 46, 0.88);
  --navbar-bg: rgba(15, 26, 49, 0.9);
  --shadow-color: 0, 0, 0;
}

body {
  font-family: var(--font-body);
  background:
    radial-gradient(circle at 8% 8%, rgba(20, 201, 255, 0.20), transparent 35%),
    radial-gradient(circle at 88% 18%, rgba(19, 99, 255, 0.14), transparent 30%),
    linear-gradient(160deg, #edf4fb 0%, #dde8f4 48%, #d9e4f2 100%);
  color: var(--text-color);
  min-height: 100vh;
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(27, 88, 178, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(27, 88, 178, 0.08) 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: 0.45;
  z-index: -1;
  pointer-events: none;
}

html[data-theme='dark'] body {
  background:
    radial-gradient(circle at 10% 10%, rgba(20, 201, 255, 0.16), transparent 30%),
    radial-gradient(circle at 88% 12%, rgba(0, 217, 184, 0.12), transparent 30%),
    linear-gradient(165deg, #070d1a 0%, #0d172b 55%, #102039 100%);
}

h1, h2, h3, h4, h5, h6, .navbar-brand {
  font-family: var(--font-title);
  letter-spacing: 0.02em;
}

a {
  color: var(--brand-blue);
}

a:hover, a:focus {
  color: var(--brand-cyan);
}

html[data-theme='dark'] a {
  color: #8fdfff;
}

html[data-theme='dark'] a:hover,
html[data-theme='dark'] a:focus {
  color: #c5eeff;
}

.glass-nav,
.navbar {
  background: var(--navbar-bg) !important;
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-color) !important;
  box-shadow: 0 8px 24px rgba(var(--shadow-color), 0.12);
}

.navbar-brand {
  color: var(--brand-blue) !important;
  text-transform: uppercase;
  font-size: 1rem;
}

.card,
.modal-content,
.dropdown-menu {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  box-shadow: 0 8px 28px rgba(var(--shadow-color), 0.12);
  backdrop-filter: blur(6px);
}

.card-header,
.modal-header,
.modal-footer {
  border-color: var(--border-color);
  background: linear-gradient(90deg, rgba(20, 201, 255, 0.06), rgba(19, 99, 255, 0.08));
}

.card,
.card-body,
.table-responsive,
.form-label,
.dropdown-item,
.nav-link {
  color: var(--text-color);
}

.text-muted,
.text-secondary,
.text-secondary-emphasis {
  color: var(--text-muted) !important;
}

.form-control,
.form-select,
textarea,
.input-group-text {
  background-color: rgba(255, 255, 255, 0.65) !important;
  border-color: var(--border-color) !important;
  color: var(--text-color) !important;
}

html[data-theme='dark'] .form-control,
html[data-theme='dark'] .form-select,
html[data-theme='dark'] textarea,
html[data-theme='dark'] .input-group-text {
  background-color: rgba(17, 29, 52, 0.76) !important;
  color: var(--text-color) !important;
}

html[data-theme='dark'] .form-control::placeholder {
  color: #b8c8e8;
  opacity: 1;
}

.form-check-label {
  color: var(--text-color);
}

.form-control:focus,
.form-select:focus {
  border-color: var(--brand-cyan);
  box-shadow: 0 0 0 0.2rem rgba(20, 201, 255, 0.2);
}

.table {
  --bs-table-bg: transparent;
  --bs-table-color: var(--text-color);
  --bs-table-border-color: var(--border-color);
  --bs-table-hover-color: var(--text-color);
  --bs-table-hover-bg: rgba(20, 201, 255, 0.08);
  color: var(--text-color);
  margin-bottom: 0;
}

.table > :not(caption) > * > * {
  background-color: transparent;
  color: inherit;
  border-bottom-color: var(--border-color);
}

.table thead th {
  color: var(--text-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-bottom-width: 1px;
}

html[data-theme='dark'] .table-light,
html[data-theme='dark'] th,
html[data-theme='dark'] td {
  color: var(--text-color) !important;
}

html[data-theme='dark'] .bg-white,
html[data-theme='dark'] .bg-light {
  background: rgba(16, 26, 46, 0.88) !important;
  color: var(--text-color) !important;
}

html[data-theme='dark'] .card-header.bg-white,
html[data-theme='dark'] .card-footer.bg-white,
html[data-theme='dark'] .card-header.bg-light,
html[data-theme='dark'] .card-footer.bg-light {
  background: linear-gradient(90deg, rgba(20, 201, 255, 0.08), rgba(19, 99, 255, 0.11)) !important;
  color: var(--text-color) !important;
  border-color: var(--border-color) !important;
}

html[data-theme='dark'] .text-dark,
html[data-theme='dark'] .text-body,
html[data-theme='dark'] .text-black {
  color: var(--text-color) !important;
}

html[data-theme='dark'] .border,
html[data-theme='dark'] .border-top,
html[data-theme='dark'] .border-bottom,
html[data-theme='dark'] .border-start,
html[data-theme='dark'] .border-end {
  border-color: var(--border-color) !important;
}

.btn {
  border-radius: 12px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.btn-primary {
  background: linear-gradient(120deg, var(--brand-blue), var(--brand-cyan));
  border: none;
}

.btn-primary:hover {
  filter: brightness(1.06);
  transform: translateY(-1px);
}

.btn-outline-primary {
  border-color: var(--brand-blue);
  color: var(--brand-blue);
}

.btn-outline-primary:hover {
  background: linear-gradient(120deg, var(--brand-blue), var(--brand-cyan));
  border-color: transparent;
}

.stat-card .label {
  color: var(--text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.stat-card .value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--brand-cyan);
}

.tech-form {
  position: relative;
  overflow: hidden;
}

.tech-form::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 90% 10%, rgba(20, 201, 255, 0.16), transparent 26%),
    radial-gradient(circle at 15% 85%, rgba(19, 99, 255, 0.16), transparent 30%);
  pointer-events: none;
}

.tech-form .card-body {
  position: relative;
  z-index: 1;
}

.section-title {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.35rem;
  margin-bottom: 0.4rem;
  font-weight: 700;
}

/* Visit Queue hard overrides */
html[data-theme='dark'] .queue-table-card {
  background: rgba(16, 26, 46, 0.92) !important;
  border-color: var(--border-color) !important;
}

html[data-theme='dark'] .queue-table-wrap,
html[data-theme='dark'] .queue-table,
html[data-theme='dark'] .queue-table thead,
html[data-theme='dark'] .queue-table tbody,
html[data-theme='dark'] .queue-table tr,
html[data-theme='dark'] .queue-table th,
html[data-theme='dark'] .queue-table td {
  background: transparent !important;
  color: var(--text-color) !important;
}

html[data-theme='dark'] .queue-table > :not(caption) > * > * {
  border-bottom-color: var(--border-color) !important;
}