:root {
	--radius-pill: 999px;
	--shadow-elev: 0 18px 60px rgba(0,0,0,0.55);
	--shadow-soft: 0 10px 30px rgba(0,0,0,0.28);
	--glass: rgba(255,255,255,0.06);
	--glass-2: rgba(255,255,255,0.09);
	--ring: rgba(124,211,255,0.18);
	--sticky-offset: 160px;
}

/* Allow page scroll even when theme sets overflow:hidden */
html, body {
	overflow-y: auto !important;
	overflow-x: hidden !important;
	height: auto !important;
}

body {
	min-height: 100vh !important;
	overflow-y: auto !important;
	overscroll-behavior-y: auto !important;
}

body.theme-default,
body.theme-sunny-day,
body.theme-partly-cloudy,
body.theme-cloudy,
body.theme-rainy,
body.theme-thunderstorm,
body.theme-snowy,
body.theme-night {
	overflow: auto !important;
	overflow-x: hidden !important;
}

/* Accessibility helpers */
.sr-only {
	position: absolute !important;
	width: 1px !important;
	height: 1px !important;
	padding: 0 !important;
	margin: -1px !important;
	overflow: hidden !important;
	clip: rect(0, 0, 0, 0) !important;
	white-space: nowrap !important;
	border: 0 !important;
}

/* Header: add premium section nav row */
.app-header {
	border-bottom: 1px solid rgba(255,255,255,0.08);
}

.section-nav {
	grid-column: 1 / -1;
	display: flex;
	gap: 8px;
	align-items: center;
	overflow-x: auto;
	padding: 6px 2px 12px;
	margin-top: -8px;
	scrollbar-width: none;
	-ms-overflow-style: none;
}
.section-nav::-webkit-scrollbar { display: none; }

.section-link {
	flex: 0 0 auto;
	text-decoration: none;
	color: var(--text);
	font-weight: 700;
	font-size: 12px;
	letter-spacing: -0.2px;
	padding: 8px 12px;
	border-radius: var(--radius-pill);
	border: 1px solid rgba(255,255,255,0.10);
	background: rgba(255,255,255,0.05);
	backdrop-filter: blur(18px);
	opacity: 0.9;
	transition: background .15s ease, border-color .15s ease, transform .05s ease, opacity .15s ease;
	scroll-snap-align: start;
}
.section-link:hover { border-color: rgba(124,211,255,0.55); opacity: 1; }
.section-link:active { transform: translateY(1px); }
.section-link:focus-visible {
	outline: none;
	border-color: rgba(124,211,255,0.75);
	box-shadow: 0 0 0 4px var(--ring);
	opacity: 1;
}
.section-link.active {
	background: rgba(124,211,255,0.18);
	border-color: rgba(124,211,255,0.60);
	box-shadow: 0 0 0 4px var(--ring);
	opacity: 1;
}

/* Model select styling (matches buttons) */
.model-select { display: inline-flex; align-items: center; }
.select {
	appearance: none;
	-webkit-appearance: none;
	-moz-appearance: none;
	background: var(--card);
	backdrop-filter: blur(20px);
	border: 1px solid var(--border);
	color: var(--text);
	padding: 8px 36px 8px 12px;
	border-radius: 12px;
	cursor: pointer;
	font-size: 12px;
	font-weight: 700;
	line-height: 1.2;
	transition: border-color .15s ease, box-shadow .15s ease, transform .05s ease;
	background-image:
		linear-gradient(45deg, transparent 50%, rgba(255,255,255,0.55) 50%),
		linear-gradient(135deg, rgba(255,255,255,0.55) 50%, transparent 50%);
	background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%;
	background-size: 5px 5px, 5px 5px;
	background-repeat: no-repeat;
}
.select:hover { border-color: rgba(124,211,255,0.55); }
.select:active { transform: translateY(1px); }
.select:focus { outline: none; border-color: rgba(124,211,255,0.75); box-shadow: 0 0 0 4px var(--ring); }

/* Improve scannability for meta line */
.data-meta {
	color: var(--muted);
	font-size: 12px;
	line-height: 1.4;
	letter-spacing: 0.2px;
}

/* Anchor offsets for sticky header */
.app-main > section { scroll-margin-top: var(--sticky-offset); }

/* Desktop: turn the page into a dashboard */
@media (min-width: 1100px) {
	.app-main {
		grid-template-columns: minmax(560px, 1.35fr) minmax(360px, 0.65fr);
		grid-template-areas:
			"cities cities"
			"current current"
			"hourly hourly"
			"stats stats"
			"daily daily"
			"map map"
			"history tempHistory"
			"astronomy astronomy"
			"solar solar";
		align-items: start;
	}
	#cities { grid-area: cities; }
	#current { grid-area: current; }
	#hourly { grid-area: hourly; }
	#stats { grid-area: stats; }
	#daily { grid-area: daily; }
	#map { grid-area: map; }
	#history { grid-area: history; }
	#tempHistory { grid-area: tempHistory; }
	#astronomy { grid-area: astronomy; }
	#solarSystemSection { grid-area: solar; }
}

/* Make cards feel more “premium” without breaking existing themes */
.card {
	box-shadow: var(--shadow-soft);
	background-image:
		radial-gradient(900px 140px at 20% 0%, rgba(124,211,255,0.12), transparent 65%),
		radial-gradient(700px 120px at 85% 10%, rgba(155,224,112,0.08), transparent 60%);
}

/* Map */
.map-card .section-header { margin-bottom: 12px; }
.map-controls { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.map-controls input[type="range"] { width: min(260px, 40vw); accent-color: var(--accent); }
.radar-time { color: var(--muted); font-size: 12px; font-variant-numeric: tabular-nums; min-width: 84px; text-align: center; }
.wx-map {
	height: clamp(320px, 46vh, 520px);
	border-radius: 16px;
	border: 1px solid rgba(255,255,255,0.12);
	overflow: hidden;
	background: rgba(0,0,0,0.18);
	box-shadow: var(--shadow-elev);
}
.map-attrib {
	margin-top: 10px;
	color: var(--muted);
	font-size: 12px;
}

/* Leaflet dark polish */
.leaflet-container {
	background: rgba(10,14,20,1);
	font-family: "Vazirmatn", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}

/* Make radar overlay more visible */
.wx-radar-layer {
	filter: saturate(1.4) contrast(1.15);
	mix-blend-mode: multiply;
}
.leaflet-control-zoom a,
.leaflet-control-layers-toggle {
	background: rgba(10,14,20,0.72) !important;
	color: var(--text) !important;
	border: 1px solid rgba(255,255,255,0.14) !important;
	backdrop-filter: blur(18px);
}
.leaflet-control-zoom a:hover { border-color: rgba(124,211,255,0.55) !important; }
.leaflet-bar { box-shadow: none !important; }
.leaflet-control-attribution {
	background: rgba(10,14,20,0.55) !important;
	color: rgba(233,237,243,0.72) !important;
	border-radius: 10px;
	border: 1px solid rgba(255,255,255,0.10);
	backdrop-filter: blur(18px);
}
.leaflet-control-attribution a { color: rgba(124,211,255,0.95) !important; }

/* Reduced motion: keep the dashboard calm */
@media (prefers-reduced-motion: reduce) {
	.section-link,
	.select,
	.button,
	.unit,
	.lang-btn {
		transition: none !important;
	}
	.section-link.active { box-shadow: none; }
}

/* Solar system redesign */
#solarSystemSection.solar-system-card {
	display: grid;
	gap: 14px;
	grid-template-areas:
		"head head"
		"zoom zoom"
		"view info"
		"legend legend"
		"note note";
	grid-template-columns: minmax(0, 1.45fr) minmax(260px, 0.55fr);
	align-items: start;
}
#solarSystemSection .solar-system-header { grid-area: head; }
#solarSystemSection .zoom-controls { grid-area: zoom; justify-content: flex-start; margin: 0; }
#solarSystemSection #solarSystem { grid-area: view; }
#solarSystemSection #planetInfoBox { grid-area: info; }
#solarSystemSection .planet-legend { grid-area: legend; }
#solarSystemSection .accuracy-note { grid-area: note; }

@media (max-width: 980px) {
	#solarSystemSection.solar-system-card {
		grid-template-areas:
			"head"
			"zoom"
			"view"
			"info"
			"legend"
			"note";
		grid-template-columns: 1fr;
	}
	#solarSystemSection .zoom-controls { justify-content: center; }
}

#solarSystemSection .solar-system-header {
	padding-bottom: 10px;
	border-bottom: 1px solid rgba(255,255,255,0.08);
}
#solarSystemSection .solar-system-header h3 {
	letter-spacing: -0.2px;
}

#solarSystemSection .time-controls {
	background: rgba(255,255,255,0.04);
	border: 1px solid rgba(255,255,255,0.10);
	border-radius: 14px;
	padding: 10px 12px;
	backdrop-filter: blur(18px);
}

#solarSystemSection .zoom-controls {
	background: rgba(255,255,255,0.035);
	border-color: rgba(255,255,255,0.10);
	backdrop-filter: blur(18px);
}

#solarSystemSection .solar-system-3d {
	height: clamp(420px, 60vh, 740px);
	max-width: none;
	border-radius: 18px;
	border: 1px solid rgba(255,255,255,0.14);
	overflow: hidden;
	background:
		radial-gradient(900px 540px at 50% 50%, rgba(255,204,51,0.12), transparent 62%),
		radial-gradient(700px 420px at 22% 30%, rgba(124,211,255,0.10), transparent 58%),
		radial-gradient(900px 520px at 80% 70%, rgba(155,224,112,0.06), transparent 60%),
		linear-gradient(180deg, rgba(5,9,16,0.78), rgba(5,9,16,0.35));
	box-shadow: var(--shadow-elev);
}
#solarSystemSection .solar-system-3d::before {
	content: "";
	position: absolute;
	inset: 0;
	background-image:
		radial-gradient(1px 1px at 12% 18%, rgba(255,255,255,0.85), transparent 55%),
		radial-gradient(1px 1px at 22% 72%, rgba(255,255,255,0.75), transparent 55%),
		radial-gradient(1px 1px at 35% 35%, rgba(255,255,255,0.70), transparent 55%),
		radial-gradient(1px 1px at 44% 66%, rgba(255,255,255,0.80), transparent 55%),
		radial-gradient(1px 1px at 58% 22%, rgba(255,255,255,0.75), transparent 55%),
		radial-gradient(1px 1px at 66% 55%, rgba(255,255,255,0.65), transparent 55%),
		radial-gradient(1px 1px at 74% 30%, rgba(255,255,255,0.80), transparent 55%),
		radial-gradient(1px 1px at 86% 62%, rgba(255,255,255,0.70), transparent 55%),
		radial-gradient(1px 1px at 92% 22%, rgba(255,255,255,0.60), transparent 55%);
	opacity: 0.65;
	pointer-events: none;
}

#solarSystemSection .planet-orbit {
	border-color: rgba(255,255,255,0.10);
}

#solarSystemSection .planet {
	cursor: pointer;
	transition: transform .12s ease, box-shadow .12s ease, filter .12s ease;
}
#solarSystemSection .planet:hover {
	transform: scale(1.07);
	filter: brightness(1.08);
}
#solarSystemSection .planet:focus-visible {
	outline: none;
	box-shadow: 0 0 0 4px rgba(124,211,255,0.22), 0 10px 25px rgba(0,0,0,0.55);
}
#solarSystemSection .planet.selected {
	transform: scale(1.12);
	box-shadow: 0 0 0 5px rgba(124,211,255,0.20), 0 0 22px rgba(124,211,255,0.35), 0 12px 30px rgba(0,0,0,0.62);
}

#solarSystemSection .solar-date-label {
	position: absolute;
	top: 12px;
	left: 50%;
	transform: translateX(-50%);
	padding: 6px 12px;
	border-radius: var(--radius-pill);
	background: rgba(10,14,20,0.62);
	border: 1px solid rgba(255,255,255,0.14);
	color: rgba(233,237,243,0.88);
	font-size: 12px;
	font-weight: 700;
	letter-spacing: 0.2px;
	backdrop-filter: blur(16px);
	box-shadow: 0 10px 30px rgba(0,0,0,0.35);
	z-index: 30;
	pointer-events: none;
	user-select: none;
}

#solarSystemSection .planet-info-box {
	margin-top: 0;
	text-align: start;
	background: rgba(255,255,255,0.05);
	border: 1px solid rgba(124,211,255,0.22);
	border-radius: 16px;
	padding: 14px;
	box-shadow: 0 14px 45px rgba(0,0,0,0.22);
	backdrop-filter: blur(22px);
}

#solarSystemSection .planet-info-head {
	display: flex;
	flex-direction: column;
	gap: 4px;
	padding-bottom: 10px;
	margin-bottom: 10px;
	border-bottom: 1px solid rgba(255,255,255,0.10);
}
#solarSystemSection .planet-info-title {
	font-size: 16px;
	font-weight: 800;
	letter-spacing: -0.2px;
	color: var(--text);
}
#solarSystemSection .planet-info-sub {
	font-size: 12px;
	color: rgba(233,237,243,0.70);
	font-variant-numeric: tabular-nums;
}
#solarSystemSection .planet-info-grid {
	display: grid;
	gap: 10px;
}
#solarSystemSection .pi-item {
	padding: 12px;
	border-radius: 14px;
	background: rgba(0,0,0,0.18);
	border: 1px solid rgba(255,255,255,0.10);
}
#solarSystemSection .pi-k {
	font-size: 11px;
	font-weight: 800;
	color: rgba(233,237,243,0.72);
}
#solarSystemSection .pi-v {
	margin-top: 4px;
	font-size: 14px;
	font-weight: 800;
	color: var(--text);
	font-variant-numeric: tabular-nums;
}
#solarSystemSection .pi-s {
	margin-top: 6px;
	font-size: 11px;
	color: rgba(233,237,243,0.66);
	line-height: 1.5;
}
#solarSystemSection .planet-info-foot {
	margin-top: 10px;
	padding-top: 10px;
	border-top: 1px solid rgba(255,255,255,0.10);
	font-size: 11px;
	color: rgba(233,237,243,0.68);
	line-height: 1.7;
}

#solarSystemSection .planet-legend {
	margin-top: 0;
	padding-top: 0;
	border-top: none;
	justify-content: flex-start;
	gap: 10px;
}
#solarSystemSection .legend-item {
	padding: 8px 10px;
	border-radius: 12px;
	border: 1px solid rgba(255,255,255,0.10);
	background: rgba(255,255,255,0.04);
}
#solarSystemSection .legend-color {
	box-shadow: 0 0 0 2px rgba(0,0,0,0.25), 0 0 10px rgba(0,0,0,0.25);
}