:root {
	--lx-bg: #f3f7fa;
	--lx-surface: #ffffff;
	--lx-surface-2: #f7fbfd;
	--lx-sidebar: #0f172a;
	--lx-text: #173042;
	--lx-text-soft: #5e7687;
	--lx-border: #d6e2eb;
	--lx-cyan: #1586a8;
	--lx-blue: #1f4d78;
	--lx-green: #1d6f5f;
	--lx-gold: #9b7a3d;
	--lx-warning: #b7791f;
	--lx-danger: #b74e35;
	--lx-shadow: 0 20px 45px rgba(17, 39, 55, 0.08);
	--lx-radius-lg: 24px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
	margin: 0;
	font-family: "Open Sans", sans-serif;
	background: radial-gradient(circle at top right, rgba(21, 134, 168, 0.08), transparent 26%), linear-gradient(180deg, #f7fbfe 0%, var(--lx-bg) 100%);
	color: var(--lx-text);
}
a, a:hover { text-decoration: none; }
button:focus, input:focus, select:focus, textarea:focus { outline: 0; box-shadow: none !important; }

.app-shell { display: flex; min-height: 100vh; }
.app-sidebar {
	width: 310px;
	background: linear-gradient(180deg, #0d1628 0%, var(--lx-sidebar) 55%, #102338 100%);
	color: #d8e6f1;
	padding: 28px 22px;
	display: flex;
	flex-direction: column;
	position: sticky;
	top: 0;
	height: 100vh;
}
.brand-panel { display: flex; align-items: center; gap: 14px; margin-bottom: 28px; }
.brand-mark {
	position: relative;
	width: 52px;
	height: 52px;
	border-radius: 18px;
	background: linear-gradient(135deg, var(--lx-cyan) 0%, #0e5b7d 100%);
	display: flex;
	align-items: center;
	justify-content: center;
	box-shadow: 0 18px 35px rgba(21, 134, 168, 0.28);
}
.brand-mark__pulse { position: absolute; inset: 8px; border: 1px solid rgba(255, 255, 255, 0.3); border-radius: 14px; }
.brand-mark__cross { font-size: 26px; font-weight: 700; color: #fff; line-height: 1; }
.brand-title { margin: 0; font-size: 24px; font-weight: 700; color: #fff; }
.brand-subtitle { margin: 2px 0 0; font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: rgba(216, 230, 241, 0.62); }
.sidebar-group + .sidebar-group { margin-top: 24px; }
.sidebar-label, .eyebrow, .section-kicker {
	font-size: 11px;
	font-weight: 700;
	letter-spacing: 0.14em;
	text-transform: uppercase;
}
.sidebar-label { color: rgba(216, 230, 241, 0.45); margin-bottom: 10px; padding: 0 12px; }
.eyebrow, .section-kicker { color: var(--lx-cyan); margin-bottom: 4px; }
.nav-link-premium {
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 12px 14px;
	border-radius: 14px;
	color: #dce8f0;
	transition: 0.2s ease;
	margin-bottom: 4px;
}
.nav-link-premium:hover, .nav-link-premium.active {
	background: linear-gradient(90deg, rgba(21, 134, 168, 0.18), rgba(255, 255, 255, 0.04));
	color: #fff;
}
.sidebar-footer { margin-top: auto; }
.status-card {
	background: rgba(255, 255, 255, 0.05);
	border: 1px solid rgba(255, 255, 255, 0.08);
	border-radius: 18px;
	padding: 18px;
}
.status-card__header, .metric-inline, .section-header, .section-actions, .topbar-left, .topbar-right, .panel-card__header, .chip-group, .filter-chip-row, .tag-cloud, .viewer-toolbar, .editor-actions, .editor-meta, .table-footer, .pagination-premium, .patient-hero {
	display: flex;
	align-items: center;
	gap: 10px;
}
.status-card__header, .metric-inline, .section-header, .panel-card__header, .table-footer, .patient-hero, .viewer-toolbar, .editor-actions, .editor-meta { justify-content: space-between; }
.status-card__header { font-size: 13px; font-weight: 600; color: #f4f8fb; margin-bottom: 14px; }
.status-card__caption, .panel-card__subtitle, .muted-copy { margin: 12px 0 0; font-size: 13px; line-height: 1.6; color: var(--lx-text-soft); }

.app-main { flex: 1; min-width: 0; }
.app-topbar {
	padding: 22px 28px;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 18px;
	border-bottom: 1px solid rgba(22, 55, 77, 0.08);
	background: rgba(247, 251, 254, 0.88);
	backdrop-filter: blur(20px);
	position: sticky;
	top: 0;
	z-index: 20;
}
.topbar-title, .section-title { margin: 0; font-weight: 700; }
.topbar-title { font-size: 26px; line-height: 1.2; }
.global-search {
	display: flex;
	align-items: center;
	gap: 10px;
	min-width: 360px;
	background: #fff;
	border: 1px solid var(--lx-border);
	border-radius: 16px;
	padding: 0 14px;
	height: 48px;
}
.global-search input { border: 0; background: transparent; padding: 0; height: 44px; font-size: 14px; }
.btn-topbar, .btn-premium {
	height: 46px;
	border-radius: 14px;
	font-weight: 700;
	display: inline-flex;
	align-items: center;
	gap: 10px;
}
.btn-topbar {
	border: 1px solid var(--lx-border);
	background: #fff;
	color: var(--lx-text);
	padding: 0 16px;
}
.btn-premium {
	padding: 0 18px;
	border: 0;
	background: linear-gradient(135deg, var(--lx-blue) 0%, var(--lx-cyan) 100%);
	color: #fff;
	box-shadow: 0 12px 28px rgba(20, 81, 118, 0.18);
}
.btn-premium:hover { color: #fff; }
.btn-premium--secondary { background: #fff; color: var(--lx-text); border: 1px solid var(--lx-border); box-shadow: none; }
.profile-chip {
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 8px 14px;
	background: #fff;
	border: 1px solid var(--lx-border);
	border-radius: 16px;
}
.profile-chip__avatar {
	width: 40px;
	height: 40px;
	border-radius: 14px;
	background: linear-gradient(135deg, var(--lx-blue), var(--lx-cyan));
	color: #fff;
	display: flex;
	align-items: center;
	justify-content: center;
	font-weight: 700;
}
.profile-chip__name { font-size: 13px; font-weight: 700; }
.profile-chip__meta { font-size: 12px; color: var(--lx-text-soft); }
.app-content { padding: 28px; }
.screen-section { display: none; animation: sectionFade 0.22s ease; }
.screen-section.active { display: block; }
@keyframes sectionFade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
.section-header { align-items: flex-start; margin-bottom: 22px; }

.panel-card, .metric-card {
	background: var(--lx-surface);
	border: 1px solid rgba(189, 208, 221, 0.62);
	border-radius: var(--lx-radius-lg);
	box-shadow: var(--lx-shadow);
}
.panel-card { padding: 22px; }
.panel-card--accent { background: linear-gradient(180deg, #f8fcfe 0%, #f2f8fb 100%); }
.panel-card--table { padding: 0; overflow: hidden; }
.panel-card__title { margin: 0; font-size: 18px; font-weight: 700; }
.metric-card { padding: 18px; display: flex; align-items: center; gap: 16px; min-height: 132px; }
.metric-card__icon {
	width: 54px;
	height: 54px;
	border-radius: 18px;
	display: flex;
	align-items: center;
	justify-content: center;
	color: #fff;
	font-size: 22px;
}
.bg-accent-cyan { background: linear-gradient(135deg, var(--lx-cyan), #0d5d7d); }
.bg-accent-blue { background: linear-gradient(135deg, var(--lx-blue), #18344d); }
.bg-accent-green { background: linear-gradient(135deg, var(--lx-green), #114b40); }
.bg-accent-gold { background: linear-gradient(135deg, var(--lx-gold), #725625); }
.metric-card__label { font-size: 12px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--lx-text-soft); }
.metric-card__value { font-size: 30px; line-height: 1.1; font-weight: 700; margin: 6px 0; }
.metric-card__trend { font-size: 13px; font-weight: 600; }

.chip, .tag-cloud__item, .badge-soft-success, .badge-soft-info, .badge-soft-warning, .badge-soft-danger, .badge-soft-neutral, .modality {
	border-radius: 999px;
	font-size: 11px;
	font-weight: 700;
}
.chip, .tag-cloud__item {
	border: 1px solid var(--lx-border);
	background: #fff;
	color: var(--lx-text);
	padding: 7px 12px;
	font-size: 12px;
}
.chip--active { background: rgba(21, 134, 168, 0.12); border-color: rgba(21, 134, 168, 0.26); color: var(--lx-cyan); }
.badge-soft-success { background: rgba(29, 111, 95, 0.12); color: var(--lx-green); padding: 7px 10px; }
.badge-soft-info { background: rgba(21, 134, 168, 0.12); color: var(--lx-cyan); padding: 7px 10px; }
.badge-soft-warning { background: rgba(183, 121, 31, 0.14); color: var(--lx-warning); padding: 7px 10px; }
.badge-soft-danger { background: rgba(183, 78, 53, 0.14); color: var(--lx-danger); padding: 7px 10px; }
.badge-soft-neutral { background: rgba(94, 118, 135, 0.12); color: var(--lx-text-soft); padding: 7px 10px; }

.chart-grid, .swatch-grid, .info-grid, .quick-grid { display: grid; gap: 14px; }
.chart-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.chart-card {
	background: var(--lx-surface-2);
	border: 1px solid rgba(189, 208, 221, 0.52);
	border-radius: 18px;
	padding: 16px;
}
.chart-card__label, .chart-card__footer { font-size: 12px; font-weight: 700; }
.chart-card__footer { color: var(--lx-text-soft); }
.bar-cluster { height: 140px; display: flex; align-items: flex-end; gap: 8px; margin: 18px 0; }
.bar-cluster span { flex: 1; border-radius: 10px 10px 4px 4px; background: linear-gradient(180deg, rgba(21, 134, 168, 0.55), var(--lx-blue)); }

.priority-list, .concept-list, .timeline-premium, .qa-list, .type-scale { list-style: none; padding: 0; margin: 0; }
.priority-list li, .concept-list li, .timeline-premium li, .qa-item, .type-scale div, .definition-list div {
	padding: 12px 0;
	border-bottom: 1px solid rgba(189, 208, 221, 0.52);
}
.priority-list li:last-child, .concept-list li:last-child, .timeline-premium li:last-child, .type-scale div:last-child, .definition-list div:last-child { border-bottom: 0; padding-bottom: 0; }
.priority-list li:first-child, .concept-list li:first-child, .timeline-premium li:first-child, .type-scale div:first-child, .definition-list div:first-child { padding-top: 0; }
.priority-list li, .timeline-premium li, .definition-list div { display: flex; justify-content: space-between; gap: 12px; }
.priority-list span, .timeline-premium span, .qa-item span, .type-scale span, .patient-list__item span, .patient-list__item small, .table-meta { font-size: 13px; color: var(--lx-text-soft); line-height: 1.55; }
.alert-premium { display: flex; align-items: flex-start; gap: 12px; padding: 16px 18px; border-radius: 18px; border: 1px solid; margin-bottom: 12px; }
.alert-premium strong { display: block; margin-bottom: 4px; }
.alert-premium p { margin: 0; font-size: 13px; color: var(--lx-text-soft); }
.alert-premium--danger { background: rgba(183, 78, 53, 0.08); border-color: rgba(183, 78, 53, 0.2); }
.alert-premium--info { background: rgba(21, 134, 168, 0.08); border-color: rgba(21, 134, 168, 0.18); }

.filter-toolbar {
	display: grid;
	grid-template-columns: 2fr repeat(3, minmax(140px, 1fr));
	gap: 14px;
	align-items: end;
}
.filter-block label, .editor-label, .modal-premium label {
	display: block;
	font-size: 12px;
	font-weight: 700;
	color: var(--lx-text-soft);
	text-transform: uppercase;
	letter-spacing: 0.08em;
	margin-bottom: 8px;
}
.filter-block--stacked { margin-bottom: 18px; }
.form-control-premium {
	height: 44px;
	border-radius: 14px;
	border: 1px solid var(--lx-border);
	background: #fcfeff;
	font-size: 14px;
	color: var(--lx-text);
}
.table-premium { margin: 0; }
.table-premium th {
	background: #f5fafc;
	border-top: 0;
	border-bottom: 1px solid var(--lx-border);
	font-size: 11px;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.1em;
	color: var(--lx-text-soft);
	padding: 16px 18px;
}
.table-premium td { padding: 16px 18px; vertical-align: middle; font-size: 13px; border-top: 1px solid rgba(189, 208, 221, 0.42); }
.table-premium tbody tr:hover { background: rgba(21, 134, 168, 0.04); }
.table-meta { display: block; margin-top: 2px; font-size: 12px; }
.modality { display: inline-flex; align-items: center; justify-content: center; min-width: 40px; padding: 6px 8px; }
.modality--ct { background: rgba(31, 77, 120, 0.1); color: var(--lx-blue); }
.modality--mr { background: rgba(21, 134, 168, 0.12); color: var(--lx-cyan); }
.modality--rx { background: rgba(155, 122, 61, 0.12); color: var(--lx-gold); }
.modality--us { background: rgba(29, 111, 95, 0.12); color: var(--lx-green); }

.patient-list { display: flex; flex-direction: column; gap: 10px; max-height: 540px; overflow: auto; }
.patient-list__item {
	width: 100%;
	text-align: left;
	background: #f9fcfe;
	border: 1px solid var(--lx-border);
	border-radius: 16px;
	padding: 14px 16px;
}
.patient-list__item strong, .patient-list__item span, .patient-list__item small { display: block; }
.patient-list__item.is-active { background: linear-gradient(180deg, #fff, #f2f8fb); border-color: rgba(21, 134, 168, 0.22); box-shadow: 0 14px 28px rgba(20, 81, 118, 0.08); }
.patient-detail { display: none; }
.patient-detail.is-visible { display: block; }
.patient-hero { align-items: flex-start; margin-bottom: 20px; }
.patient-hero h4 { margin: 0; font-size: 24px; font-weight: 700; }
.patient-hero p { margin: 6px 0 0; color: var(--lx-text-soft); }
.info-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.info-tile, .chart-card, .swatch {
	background: var(--lx-surface-2);
	border: 1px solid rgba(189, 208, 221, 0.52);
	border-radius: 16px;
	padding: 14px;
}
.info-tile span, .definition-list span, .editor-meta span { display: block; font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--lx-text-soft); margin-bottom: 6px; }
.subpanel { margin-top: 22px; }
.subpanel h5, .subheading { font-size: 14px; font-weight: 700; margin: 0 0 12px; }

.exam-layout { display: grid; grid-template-columns: minmax(0, 1.8fr) minmax(320px, 0.8fr); gap: 20px; }
.viewer-stage { padding: 18px; }
.viewer-canvas {
	position: relative;
	margin-top: 16px;
	min-height: 580px;
	border-radius: 26px;
	background: radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.08), transparent 46%), linear-gradient(180deg, #162432 0%, #0e151f 100%);
	border: 1px solid rgba(255, 255, 255, 0.06);
	overflow: hidden;
}
.scan-ring, .scan-core {
	position: absolute;
	left: 50%;
	top: 50%;
	transform: translate(-50%, -50%);
	border-radius: 50%;
}
.scan-ring { width: 360px; height: 360px; border: 28px solid rgba(143, 177, 202, 0.18); box-shadow: inset 0 0 65px rgba(255, 255, 255, 0.06); }
.scan-core { width: 210px; height: 210px; background: radial-gradient(circle, rgba(215, 226, 234, 0.18), rgba(0, 0, 0, 0.38)); box-shadow: 0 0 70px rgba(255, 255, 255, 0.04); }
.viewer-overlay {
	position: absolute;
	padding: 10px 14px;
	background: rgba(9, 16, 24, 0.62);
	backdrop-filter: blur(12px);
	border: 1px solid rgba(255, 255, 255, 0.08);
	border-radius: 14px;
	color: #d8e6f1;
}
.viewer-overlay span, .viewer-overlay strong { display: block; }
.viewer-overlay span { font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: rgba(216, 230, 241, 0.68); }
.viewer-overlay strong { font-size: 13px; }
.viewer-overlay--top-left { top: 18px; left: 18px; }
.viewer-overlay--top-right { top: 18px; right: 18px; }
.viewer-overlay--bottom-left { left: 18px; bottom: 18px; }
.viewer-overlay--bottom-right { right: 18px; bottom: 18px; }
.check-premium { display: flex; align-items: center; gap: 10px; font-size: 13px; padding: 8px 0; color: var(--lx-text); }
.editor-area { min-height: 430px; resize: vertical; font-family: "Open Sans", sans-serif; }
.qa-item { border-radius: 16px; padding: 14px 16px; margin-bottom: 10px; }
.qa-item--ok { background: rgba(29, 111, 95, 0.08); }
.qa-item--warn { background: rgba(183, 121, 31, 0.1); }
.progress-premium { height: 8px; background: #e4edf3; border-radius: 999px; overflow: hidden; }
.swatch-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.swatch__tone { display: block; height: 54px; border-radius: 12px; margin-bottom: 10px; }
.quick-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.quick-action {
	border: 1px solid var(--lx-border);
	background: #f9fcfe;
	border-radius: 18px;
	padding: 18px;
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	gap: 10px;
	font-weight: 700;
	color: var(--lx-text);
}
.quick-action i { font-size: 20px; color: var(--lx-cyan); }

.modal-premium {
	position: fixed;
	inset: 0;
	display: none;
	align-items: center;
	justify-content: center;
	padding: 24px;
	z-index: 1055;
}
.modal-premium.is-open { display: flex; }
.modal-premium__backdrop {
	position: fixed;
	inset: 0;
	background: rgba(11, 18, 26, 0.48);
	backdrop-filter: blur(5px);
	display: none;
	z-index: 1050;
}
.modal-premium__backdrop.is-open { display: block; }
.modal-premium__dialog {
	width: 100%;
	max-width: 720px;
	background: #fff;
	border-radius: 24px;
	box-shadow: 0 28px 60px rgba(11, 18, 26, 0.22);
	overflow: hidden;
}
.modal-premium__dialog--md { max-width: 840px; }
.modal-premium__dialog--sm { max-width: 520px; }
.modal-premium__header, .modal-premium__footer {
	padding: 20px 24px;
	border-bottom: 1px solid rgba(189, 208, 221, 0.52);
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
}
.modal-premium__footer { border-top: 1px solid rgba(189, 208, 221, 0.52); border-bottom: 0; }
.modal-premium__body { padding: 24px; }
.modal-premium__header h4 { margin: 0; font-size: 20px; font-weight: 700; }
.modal-premium__close { border: 0; background: transparent; font-size: 30px; line-height: 1; color: var(--lx-text-soft); }

.is-sidebar-collapsed .app-sidebar { width: 92px; padding-left: 14px; padding-right: 14px; }
.is-sidebar-collapsed .brand-panel > div, .is-sidebar-collapsed .sidebar-label, .is-sidebar-collapsed .nav-link-premium span, .is-sidebar-collapsed .sidebar-footer { display: none; }
.is-sidebar-collapsed .nav-link-premium { justify-content: center; }

@media (max-width: 1360px) {
	.global-search { min-width: 280px; }
	.chart-grid, .info-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 1199px) {
	.app-sidebar { position: fixed; left: 0; top: 0; bottom: 0; transform: translateX(0); transition: transform 0.22s ease; z-index: 30; }
	.app-main { width: 100%; }
	.app-shell.is-sidebar-hidden .app-sidebar { transform: translateX(-100%); }
	.exam-layout, .filter-toolbar { grid-template-columns: 1fr; }
}
@media (max-width: 991px) {
	.app-topbar, .section-header, .topbar-left, .topbar-right { flex-direction: column; align-items: stretch; }
	.global-search { min-width: 0; width: 100%; }
	.app-content { padding: 18px; }
	.chart-grid, .info-grid, .quick-grid, .swatch-grid { grid-template-columns: 1fr; }
}

.stacked-actions .btn {
    border-radius: 12px;
    font-weight: 700;
    margin-bottom: 10px;
}
.editor-card {
    min-height: 100%;
}
.exam-sidebar .panel-card {
    padding: 20px;
}
.form-control-premium[type="date"] {
    line-height: 28px;
}