/**
 * Nightly Dark Mode - Universal Inversion
 * Simplified, professional toggle designs with size system
 */

/* Apply dark mode when nightly-dark class is present (fallback only) */
html.nightly-dark:not([data-theme]) {
	filter: invert(1) hue-rotate(180deg);
	background-color: #000;
}

/* Re-invert media elements to restore original colors */
html.nightly-dark img,
html.nightly-dark picture,
html.nightly-dark video,
html.nightly-dark iframe,
html.nightly-dark canvas,
html.nightly-dark embed,
html.nightly-dark object,
html.nightly-dark[data-theme] img,
html.nightly-dark[data-theme] picture,
html.nightly-dark[data-theme] video,
html.nightly-dark[data-theme] iframe,
html.nightly-dark[data-theme] canvas,
html.nightly-dark[data-theme] embed,
html.nightly-dark[data-theme] object {
	filter: invert(1) hue-rotate(180deg) !important;
}

/* Exclude toggle button SVGs from inversion */
html.nightly-dark .nightly-toggle svg,
html.nightly-dark .nightly-toggle svg *,
html.nightly-dark .nightly-pill-thumb svg,
html.nightly-dark .nightly-pill-thumb svg *,
html.nightly-dark[data-theme] .nightly-toggle svg,
html.nightly-dark[data-theme] .nightly-toggle svg *,
html.nightly-dark[data-theme] .nightly-pill-thumb svg,
html.nightly-dark[data-theme] .nightly-pill-thumb svg * {
	filter: none !important;
}

/* Ensure SVG icons render correctly */
.nightly-toggle svg {
	pointer-events: none !important;
	vertical-align: middle !important;
}

/* Re-invert background images */
html.nightly-dark [style*="background-image"],
html.nightly-dark[data-theme] [style*="background-image"] {
	filter: invert(1) hue-rotate(180deg) !important;
}

/* Re-invert common WordPress image classes */
html.nightly-dark .wp-block-image,
html.nightly-dark .wp-block-cover,
html.nightly-dark .custom-logo,
html.nightly-dark .site-logo,
html.nightly-dark[data-theme] .wp-block-image,
html.nightly-dark[data-theme] .wp-block-cover,
html.nightly-dark[data-theme] .custom-logo,
html.nightly-dark[data-theme] .site-logo {
	filter: invert(1) hue-rotate(180deg) !important;
}

/* Exclude WordPress admin bar from dark mode */
html.nightly-dark #wpadminbar {
	filter: none !important;
}

/* Utility class to prevent inversion */
html.nightly-dark .nightly-noinvert {
	filter: invert(1) hue-rotate(180deg) !important;
}

/* ============================================
   BASE TOGGLE STYLES
   ============================================ */
.nightly-toggle {
	--toggle-size: 40px;
	--toggle-icon: 18px;
	--toggle-padding: 10px;
	--toggle-radius: 10px;

	/* Critical positioning - prevent theme overrides */
	position: fixed !important;
	z-index: 999999 !important;

	/* Reset common theme interferences */
	margin: 0 !important;
	padding: 0 !important;
	border: none !important;
	box-sizing: border-box !important;

	/* Display and layout */
	display: flex !important;
	align-items: center !important;
	justify-content: center !important;

	/* Interaction */
	cursor: pointer !important;
	pointer-events: auto !important;

	/* Reset text styles that themes might apply to buttons */
	font-family: inherit !important;
	font-size: inherit !important;
	font-weight: normal !important;
	line-height: 1 !important;
	text-align: center !important;
	text-decoration: none !important;
	text-transform: none !important;
	letter-spacing: normal !important;

	/* Reset appearance */
	appearance: none !important;
	-webkit-appearance: none !important;
	-moz-appearance: none !important;

	/* Animation */
	transition: all 0.15s ease !important;

	/* Prevent theme shadows/borders from showing */
	outline: none !important;
	box-shadow: none !important;

	/* Prevent overflow */
	overflow: hidden !important;

	/* Ensure button can be clicked */
	user-select: none !important;
	-webkit-user-select: none !important;
	-moz-user-select: none !important;
}

.nightly-toggle:focus {
	outline: 2px solid rgba(59, 130, 246, 0.5) !important;
	outline-offset: 2px !important;
}

/* ============================================
   SIZE VARIANTS
   ============================================ */
.nightly-toggle.nightly-size-xs {
	--toggle-size: 28px;
	--toggle-icon: 12px;
	--toggle-padding: 7px;
	--toggle-radius: 7px;
}

.nightly-toggle.nightly-size-s {
	--toggle-size: 34px;
	--toggle-icon: 15px;
	--toggle-padding: 9px;
	--toggle-radius: 8px;
}

.nightly-toggle.nightly-size-m {
	--toggle-size: 40px;
	--toggle-icon: 18px;
	--toggle-padding: 10px;
	--toggle-radius: 10px;
}

.nightly-toggle.nightly-size-l {
	--toggle-size: 48px;
	--toggle-icon: 22px;
	--toggle-padding: 12px;
	--toggle-radius: 12px;
}

.nightly-toggle.nightly-size-xl {
	--toggle-size: 56px;
	--toggle-icon: 26px;
	--toggle-padding: 14px;
	--toggle-radius: 14px;
}

/* ============================================
   POSITION
   ============================================ */
.nightly-toggle-bottom-right {
	bottom: 24px !important;
	right: 24px !important;
	top: auto !important;
	left: auto !important;
}

.nightly-toggle-bottom-left {
	bottom: 24px !important;
	left: 24px !important;
	top: auto !important;
	right: auto !important;
}

/* ============================================
   STYLE 1: CLASSIC - Contrast circle
   ============================================ */
.nightly-toggle.nightly-style-classic {
	width: var(--toggle-size) !important;
	height: var(--toggle-size) !important;
	min-width: var(--toggle-size) !important;
	min-height: var(--toggle-size) !important;
	max-width: var(--toggle-size) !important;
	max-height: var(--toggle-size) !important;
	border-radius: 50% !important;
	background: #1f2937 !important;
	box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12) !important;
	padding: 0 !important;
}

.nightly-toggle.nightly-style-classic:hover {
	background: #374151 !important;
}

.nightly-toggle.nightly-style-classic svg {
	width: var(--toggle-icon) !important;
	height: var(--toggle-icon) !important;
	color: #fbbf24 !important;
	display: block !important;
	flex-shrink: 0 !important;
}

html.nightly-dark .nightly-toggle.nightly-style-classic {
	background: #f9fafb !important;
	box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08) !important;
}

html.nightly-dark .nightly-toggle.nightly-style-classic:hover {
	background: #f3f4f6 !important;
}

html.nightly-dark .nightly-toggle.nightly-style-classic svg {
	color: #6366f1 !important;
}

/* ============================================
   STYLE 2: PILL - Switch toggle
   ============================================ */
.nightly-toggle.nightly-style-pill {
	width: calc(var(--toggle-size) * 1.75) !important;
	height: var(--toggle-size) !important;
	min-width: calc(var(--toggle-size) * 1.75) !important;
	min-height: var(--toggle-size) !important;
	max-width: calc(var(--toggle-size) * 1.75) !important;
	max-height: var(--toggle-size) !important;
	border-radius: var(--toggle-size) !important;
	background: #e5e7eb !important;
	padding: 3px !important;
	justify-content: flex-start !important;
}

.nightly-toggle.nightly-style-pill:hover {
	background: #d1d5db !important;
}

.nightly-pill-thumb {
	position: relative !important;
	width: calc(var(--toggle-size) - 6px) !important;
	height: calc(var(--toggle-size) - 6px) !important;
	border-radius: 50% !important;
	background: white !important;
	box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1) !important;
	display: flex !important;
	align-items: center !important;
	justify-content: center !important;
	transition: transform 0.2s ease !important;
	flex-shrink: 0 !important;
	overflow: hidden !important;
}

.nightly-toggle.nightly-style-pill svg {
	width: calc(var(--toggle-icon) * 0.85) !important;
	height: calc(var(--toggle-icon) * 0.85) !important;
	color: #9ca3af !important;
	display: block !important;
	flex-shrink: 0 !important;
}

html.nightly-dark .nightly-toggle.nightly-style-pill {
	background: #4f46e5 !important;
}

html.nightly-dark .nightly-toggle.nightly-style-pill:hover {
	background: #4338ca !important;
}

html.nightly-dark .nightly-pill-thumb {
	transform: translateX(calc(var(--toggle-size) * 0.75)) !important;
}

html.nightly-dark .nightly-toggle.nightly-style-pill svg {
	color: #6366f1 !important;
}

/* ============================================
   STYLE 3: MINIMAL - Ghost button
   ============================================ */
.nightly-toggle.nightly-style-minimal {
	width: var(--toggle-size) !important;
	height: var(--toggle-size) !important;
	min-width: var(--toggle-size) !important;
	min-height: var(--toggle-size) !important;
	max-width: var(--toggle-size) !important;
	max-height: var(--toggle-size) !important;
	border-radius: var(--toggle-radius) !important;
	background: transparent !important;
	border: 1px solid #e5e7eb !important;
	padding: 0 !important;
}

.nightly-toggle.nightly-style-minimal:hover {
	background: #f9fafb !important;
	border-color: #d1d5db !important;
}

.nightly-toggle.nightly-style-minimal svg {
	width: var(--toggle-icon) !important;
	height: var(--toggle-icon) !important;
	color: #6b7280 !important;
	display: block !important;
	flex-shrink: 0 !important;
}

html.nightly-dark .nightly-toggle.nightly-style-minimal {
	border-color: #374151 !important;
	background: transparent !important;
}

html.nightly-dark .nightly-toggle.nightly-style-minimal:hover {
	background: #1f2937 !important;
	border-color: #4b5563 !important;
}

html.nightly-dark .nightly-toggle.nightly-style-minimal svg {
	color: #9ca3af !important;
}

/* ============================================
   ICON VISIBILITY
   ============================================ */
/* Light mode: show light icon, hide dark icon */
/* Higher specificity to override base SVG rules */
.nightly-toggle.nightly-style-classic .nightly-icon-light,
.nightly-toggle.nightly-style-pill .nightly-icon-light,
.nightly-toggle.nightly-style-minimal .nightly-icon-light,
.nightly-pill-thumb .nightly-icon-light {
	display: block !important;
	visibility: visible !important;
	opacity: 1 !important;
	position: relative !important;
	filter: none !important;
	width: var(--toggle-icon) !important;
	height: var(--toggle-icon) !important;
}

.nightly-toggle.nightly-style-classic .nightly-icon-dark,
.nightly-toggle.nightly-style-pill .nightly-icon-dark,
.nightly-toggle.nightly-style-minimal .nightly-icon-dark,
.nightly-pill-thumb .nightly-icon-dark {
	display: none !important;
	visibility: hidden !important;
	opacity: 0 !important;
	position: absolute !important;
	filter: none !important;
	pointer-events: none !important;
	width: 0 !important;
	height: 0 !important;
	overflow: hidden !important;
}

/* Dark mode: hide light icon, show dark icon */
html.nightly-dark .nightly-toggle.nightly-style-classic .nightly-icon-light,
html.nightly-dark .nightly-toggle.nightly-style-pill .nightly-icon-light,
html.nightly-dark .nightly-toggle.nightly-style-minimal .nightly-icon-light,
html.nightly-dark .nightly-pill-thumb .nightly-icon-light {
	display: none !important;
	visibility: hidden !important;
	opacity: 0 !important;
	position: absolute !important;
	filter: none !important;
	pointer-events: none !important;
	width: 0 !important;
	height: 0 !important;
	overflow: hidden !important;
}

html.nightly-dark .nightly-toggle.nightly-style-classic .nightly-icon-dark,
html.nightly-dark .nightly-toggle.nightly-style-pill .nightly-icon-dark,
html.nightly-dark .nightly-toggle.nightly-style-minimal .nightly-icon-dark,
html.nightly-dark .nightly-pill-thumb .nightly-icon-dark {
	display: block !important;
	visibility: visible !important;
	opacity: 1 !important;
	position: relative !important;
	filter: none !important;
	width: var(--toggle-icon) !important;
	height: var(--toggle-icon) !important;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 640px) {
	.nightly-toggle-bottom-right,
	.nightly-toggle-bottom-left {
		bottom: 16px !important;
	}

	.nightly-toggle-bottom-right {
		right: 16px !important;
		left: auto !important;
	}

	.nightly-toggle-bottom-left {
		left: 16px !important;
		right: auto !important;
	}
}

/* ============================================
   THEME VARIANTS
   ============================================ */

/* Classic theme (default) - Neutral dark mode */
html.nightly-dark[data-theme="classic"] {
	filter: invert(1) hue-rotate(180deg) !important;
	background-color: #0a0a0a !important;
}

/* Cool theme - Blue-tinted, reduced saturation for eye comfort */
html.nightly-dark[data-theme="cool"] {
	filter: invert(1) hue-rotate(200deg) saturate(0.7) brightness(92%) !important;
	background-color: #0d1117 !important;
}

/* Warm theme - Sepia/amber tones for reduced blue light */
html.nightly-dark[data-theme="warm"] {
	filter: invert(1) hue-rotate(160deg) sepia(25%) saturate(1.1) brightness(98%) !important;
	background-color: #1a1410 !important;
}

/* High contrast theme - Maximum readability (WCAG AAA) */
html.nightly-dark[data-theme="high-contrast"] {
	filter: invert(1) hue-rotate(180deg) contrast(140%) saturate(1.4) brightness(105%) !important;
	background-color: #000000 !important;
}

/* Pure black theme - True black for OLED displays */
html.nightly-dark[data-theme="pure-black"] {
	filter: invert(1) hue-rotate(180deg) brightness(75%) contrast(130%) saturate(0.9) !important;
	background-color: #000000 !important;
}

/* Custom theme - Uses filter inversion with custom color variables */
html.nightly-dark[data-theme="custom"] {
	filter: invert(1) hue-rotate(180deg) !important;
	background: var(--nightly-bg-primary, #000) !important;
	color: var(--nightly-text-primary, #fff) !important;
}