/* UPS Calculator v1.2.0 — wizard, scenarios, advanced, themes */
.ups-calc {
	--ups-navy: #1b263b;
	--ups-steel: #415a77;
	--ups-white: #ffffff;
	--ups-accent: #f77f00;
	--ups-radius: 20px;
	--ups-radius-sm: 14px;
	--ups-transition: 180ms ease;
	--ups-font: inherit;

	box-sizing: border-box;
	direction: rtl;
	font-family: var(--ups-font);
	line-height: 1.75;
	width: 100%;
	max-width: 960px;
	margin: 0 auto;
	-webkit-font-smoothing: antialiased;
	scroll-margin-top: 100px;
}

.ups-calc *,
.ups-calc *::before,
.ups-calc *::after {
	box-sizing: border-box;
}

/* Dark theme (default) */
.ups-calc--dark {
	--bg1: #152033;
	--bg2: #1b263b;
	--bg3: #2a3f58;
	--text: #ffffff;
	--text-muted: rgba(255, 255, 255, 0.82);
	--text-soft: rgba(255, 255, 255, 0.68);
	--glass: rgba(255, 255, 255, 0.12);
	--glass-row: rgba(255, 255, 255, 0.1);
	--border: rgba(255, 255, 255, 0.28);
	--input-bg: rgba(255, 255, 255, 0.95);
	--input-text: #1b263b;
	--metric-bg: rgba(0, 0, 0, 0.22);
	--warn-bg: rgba(247, 127, 0, 0.16);
	--warn-border: rgba(247, 127, 0, 0.4);
	--shell-shadow: 0 22px 56px rgba(0, 0, 0, 0.35);
	color: var(--text);
}

/* Light theme */
.ups-calc--light {
	--bg1: #eef2f7;
	--bg2: #dce4ef;
	--bg3: #c5d0df;
	--text: #1b263b;
	--text-muted: #415a77;
	--text-soft: #5a6f88;
	--glass: rgba(255, 255, 255, 0.72);
	--glass-row: rgba(255, 255, 255, 0.86);
	--border: rgba(27, 38, 59, 0.14);
	--input-bg: #ffffff;
	--input-text: #1b263b;
	--metric-bg: rgba(255, 255, 255, 0.9);
	--warn-bg: rgba(247, 127, 0, 0.12);
	--warn-border: rgba(247, 127, 0, 0.35);
	--shell-shadow: 0 18px 40px rgba(27, 38, 59, 0.12);
	color: var(--text);
}

.ups-calc__shell {
	position: relative;
	overflow: hidden;
	border-radius: calc(var(--ups-radius) + 4px);
	padding: clamp(1rem, 2.5vw, 1.75rem);
	background:
		radial-gradient(900px 420px at 8% -10%, rgba(247, 127, 0, 0.22), transparent 55%),
		linear-gradient(150deg, var(--bg1), var(--bg2) 45%, var(--bg3));
	box-shadow: var(--shell-shadow);
	border: 1px solid var(--border);
}

.ups-calc__header {
	display: flex;
	flex-wrap: wrap;
	align-items: flex-start;
	justify-content: space-between;
	gap: 1rem;
	margin-bottom: 1.1rem;
}

.ups-calc__title {
	margin: 0 0 0.35rem;
	font-size: clamp(1.3rem, 2.4vw, 1.85rem);
	font-weight: 800;
	color: var(--text);
}

.ups-calc__subtitle {
	margin: 0;
	font-size: 0.92rem;
	color: var(--text-muted);
	max-width: 36rem;
}

.ups-calc__header-actions {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.65rem;
}

.ups-calc__icon-btn,
.ups-calc__mode-toggle {
	display: inline-flex;
	align-items: center;
	gap: 0.4rem;
	min-height: 2.35rem;
	padding: 0.4rem 0.8rem;
	border-radius: 999px;
	border: 1px solid var(--border);
	background: var(--glass);
	color: var(--text);
	font: inherit;
	font-size: 0.82rem;
	font-weight: 700;
	cursor: pointer;
	-webkit-backdrop-filter: blur(12px);
	backdrop-filter: blur(12px);
}

.ups-calc__mode-toggle input {
	accent-color: var(--ups-accent);
}

/* Steps */
.ups-calc__steps {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 0.45rem;
	margin-bottom: 1rem;
}

.ups-calc__step {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 0.35rem;
	min-height: 2.5rem;
	padding: 0.35rem 0.4rem;
	border-radius: 12px;
	border: 1px solid var(--border);
	background: var(--glass);
	color: var(--text-soft);
	font: inherit;
	font-size: 0.78rem;
	font-weight: 700;
	cursor: pointer;
	transition: background var(--ups-transition), color var(--ups-transition), border-color var(--ups-transition);
}

.ups-calc__step span {
	display: inline-flex;
	width: 1.35rem;
	height: 1.35rem;
	align-items: center;
	justify-content: center;
	border-radius: 50%;
	background: rgba(255, 255, 255, 0.12);
	font-size: 0.75rem;
}

.ups-calc--light .ups-calc__step span {
	background: rgba(27, 38, 59, 0.08);
}

.ups-calc__step.is-active {
	color: #fff;
	background: var(--ups-accent);
	border-color: var(--ups-accent);
}

.ups-calc__step.is-active span {
	background: rgba(255, 255, 255, 0.22);
	color: #fff;
}

.ups-calc__step.is-done {
	border-color: rgba(247, 127, 0, 0.45);
	color: var(--text);
}

@media (max-width: 640px) {
	.ups-calc__step {
		font-size: 0;
		gap: 0;
	}
	.ups-calc__step span {
		font-size: 0.8rem;
	}
}

/* Panels / views */
.ups-calc__panel {
	background: var(--glass);
	border: 1px solid var(--border);
	border-radius: var(--ups-radius);
	padding: 1.15rem 1.2rem;
	box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14);
	-webkit-backdrop-filter: blur(18px) saturate(140%);
	backdrop-filter: blur(18px) saturate(140%);
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
	.ups-calc--dark .ups-calc__panel {
		background: rgba(27, 38, 59, 0.92);
	}
	.ups-calc--light .ups-calc__panel {
		background: rgba(255, 255, 255, 0.95);
	}
}

.ups-calc__view.is-hidden,
.ups-calc__advanced-only.is-hidden {
	display: none !important;
}

.ups-calc__panel-title {
	margin: 0 0 0.75rem;
	padding-bottom: 0.55rem;
	border-bottom: 1px solid var(--border);
	font-size: 1.05rem;
	font-weight: 800;
	color: var(--text);
}

.ups-calc__panel-subtitle {
	margin: 0 0 0.7rem;
	font-size: 0.95rem;
	font-weight: 800;
	color: var(--text);
}

.ups-calc__hint {
	margin: 0 0 1rem;
	font-size: 0.86rem;
	color: var(--text-soft);
}

/* Scenarios */
.ups-calc__scenarios {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
	gap: 0.7rem;
}

.ups-calc__scenario {
	text-align: right;
	padding: 0.95rem 1rem;
	border-radius: var(--ups-radius-sm);
	border: 1px solid var(--border);
	background: var(--glass-row);
	color: var(--text);
	font: inherit;
	cursor: pointer;
	transition: border-color var(--ups-transition), transform var(--ups-transition), background var(--ups-transition);
}

.ups-calc__scenario strong {
	display: block;
	margin-bottom: 0.25rem;
	font-size: 0.98rem;
}

.ups-calc__scenario span {
	display: block;
	font-size: 0.78rem;
	color: var(--text-soft);
	line-height: 1.5;
}

.ups-calc__scenario:hover,
.ups-calc__scenario.is-selected {
	border-color: var(--ups-accent);
	background: rgba(247, 127, 0, 0.14);
	transform: translateY(-1px);
}

/* Devices */
.ups-calc__device-list,
.ups-calc__custom-list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: grid;
	gap: 0.55rem;
}

.ups-calc__device {
	display: grid;
	grid-template-columns: 1fr auto;
	gap: 0.75rem;
	align-items: center;
	padding: 0.8rem 0.9rem;
	border-radius: var(--ups-radius-sm);
	background: var(--glass-row);
	border: 1px solid var(--border);
}

.ups-calc__device.is-active {
	border-color: rgba(247, 127, 0, 0.45);
}

.ups-calc__device-name {
	display: block;
	font-weight: 700;
	color: var(--text);
}

.ups-calc__device-watt {
	display: block;
	margin-top: 0.15rem;
	font-size: 0.8rem;
	color: var(--text-soft);
}

.ups-calc__device-badge {
	display: inline-block;
	margin-left: 0.35rem;
	padding: 0.1rem 0.4rem;
	border-radius: 999px;
	font-size: 0.68rem;
	font-weight: 700;
	color: #fff;
	background: var(--ups-accent);
	vertical-align: middle;
}

.ups-calc__device-badge--crit {
	background: var(--ups-steel);
}

.ups-calc__device-adv {
	display: flex;
	flex-wrap: wrap;
	gap: 0.55rem;
	margin-top: 0.55rem;
}

.ups-calc__mini-check,
.ups-calc__mini-field {
	display: inline-flex;
	align-items: center;
	gap: 0.3rem;
	font-size: 0.75rem;
	font-weight: 700;
	color: var(--text-muted);
}

.ups-calc__mini-field input {
	width: 4.2rem;
	padding: 0.25rem 0.35rem;
	border-radius: 8px;
	border: 1px solid var(--border);
	background: var(--input-bg);
	color: var(--input-text);
	font: inherit;
	font-size: 0.78rem;
}

.ups-calc__qty {
	display: inline-flex;
	align-items: center;
	gap: 0.35rem;
}

.ups-calc__qty-btn {
	width: 2.05rem;
	height: 2.05rem;
	border: none;
	border-radius: 11px;
	background: var(--ups-accent);
	color: #fff;
	font-size: 1.1rem;
	font-weight: 700;
	cursor: pointer;
	box-shadow: 0 4px 12px rgba(247, 127, 0, 0.3);
}

.ups-calc__qty-btn:disabled {
	opacity: 0.35;
	cursor: not-allowed;
	box-shadow: none;
}

.ups-calc__qty-value {
	min-width: 1.8rem;
	text-align: center;
	font-weight: 800;
	color: var(--text);
}

.ups-calc__custom {
	margin-top: 1.1rem;
	padding-top: 1rem;
	border-top: 1px solid var(--border);
}

.ups-calc__custom-form,
.ups-calc__adv-grid {
	display: grid;
	gap: 0.7rem;
}

@media (min-width: 560px) {
	.ups-calc__custom-form {
		grid-template-columns: minmax(0, 1fr) 110px auto;
		align-items: end;
	}
	.ups-calc__adv-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

.ups-calc__field {
	display: flex;
	flex-direction: column;
	gap: 0.3rem;
	min-width: 0;
}

.ups-calc__label {
	font-size: 0.8rem;
	font-weight: 700;
	color: var(--text-muted);
}

.ups-calc__input {
	width: 100%;
	padding: 0.65rem 0.8rem;
	border-radius: 12px;
	border: 1px solid var(--border);
	background: var(--input-bg);
	color: var(--input-text);
	font: inherit;
	font-weight: 600;
	outline: none;
}

.ups-calc__input:focus {
	border-color: var(--ups-accent);
	box-shadow: 0 0 0 3px rgba(247, 127, 0, 0.25);
}

.ups-calc__btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-height: 2.6rem;
	padding: 0.5rem 1.05rem;
	border-radius: 12px;
	border: none;
	font: inherit;
	font-weight: 800;
	cursor: pointer;
	text-decoration: none;
	transition: filter var(--ups-transition);
}

.ups-calc__btn--accent {
	background: var(--ups-accent);
	color: #fff;
	box-shadow: 0 6px 16px rgba(247, 127, 0, 0.3);
}

.ups-calc__btn--accent:hover {
	filter: brightness(1.06);
	color: #fff;
}

.ups-calc__btn--ghost {
	background: transparent;
	color: var(--text);
	border: 1px solid var(--border);
}

.ups-calc__btn--sm {
	min-height: 2.1rem;
	padding: 0.35rem 0.8rem;
	font-size: 0.8rem;
}

.ups-calc__custom-list {
	margin-top: 0.75rem;
}

.ups-calc__custom-list:empty {
	display: none;
}

.ups-calc__nav-row {
	display: flex;
	flex-wrap: wrap;
	gap: 0.6rem;
	justify-content: flex-start;
	margin-top: 1.15rem;
}

/* Switch / chips */
.ups-calc__switch {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	margin-bottom: 1.1rem;
	padding: 0.85rem 0.95rem;
	border-radius: var(--ups-radius-sm);
	background: var(--glass-row);
	border: 1px solid var(--border);
	cursor: pointer;
}

.ups-calc__switch-title {
	display: block;
	font-weight: 800;
	color: var(--text);
}

.ups-calc__switch-hint {
	display: block;
	margin-top: 0.15rem;
	font-size: 0.78rem;
	color: var(--text-soft);
}

.ups-calc__switch-input {
	position: absolute;
	opacity: 0;
	pointer-events: none;
}

.ups-calc__switch-ui {
	position: relative;
	flex: 0 0 auto;
	width: 3.1rem;
	height: 1.75rem;
	border-radius: 999px;
	background: rgba(127, 127, 127, 0.35);
	border: 1px solid var(--border);
}

.ups-calc__switch-ui::after {
	content: "";
	position: absolute;
	top: 2px;
	right: 2px;
	width: 1.35rem;
	height: 1.35rem;
	border-radius: 50%;
	background: #fff;
	transition: transform var(--ups-transition);
}

.ups-calc__switch-input:checked + .ups-calc__switch-ui {
	background: var(--ups-accent);
}

.ups-calc__switch-input:checked + .ups-calc__switch-ui::after {
	transform: translateX(-1.3rem);
}

.ups-calc__runtime {
	display: grid;
	gap: 0.55rem;
	margin-bottom: 1rem;
}

.ups-calc__runtime-options {
	display: flex;
	flex-wrap: wrap;
	gap: 0.45rem;
}

.ups-calc__chip {
	cursor: pointer;
}

.ups-calc__chip input {
	position: absolute;
	opacity: 0;
	pointer-events: none;
}

.ups-calc__chip span {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-height: 2.15rem;
	padding: 0.3rem 0.8rem;
	border-radius: 999px;
	border: 1px solid var(--border);
	background: var(--glass-row);
	color: var(--text);
	font-size: 0.84rem;
	font-weight: 700;
}

.ups-calc__chip input:checked + span {
	background: var(--ups-accent);
	border-color: var(--ups-accent);
	color: #fff;
}

.ups-calc__advanced-box {
	margin-top: 0.5rem;
	padding: 0.95rem;
	border-radius: var(--ups-radius-sm);
	border: 1px dashed rgba(247, 127, 0, 0.45);
	background: rgba(247, 127, 0, 0.08);
}

/* Results */
.ups-calc__results-grid {
	display: grid;
	gap: 1rem;
	margin-bottom: 1rem;
}

@media (min-width: 760px) {
	.ups-calc__results-grid {
		grid-template-columns: 1.1fr 0.9fr;
		align-items: start;
	}
}

.ups-calc__metrics {
	display: grid;
	gap: 0.65rem;
}

.ups-calc__metric {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.75rem;
	padding: 0.85rem 0.95rem;
	border-radius: var(--ups-radius-sm);
	background: var(--metric-bg);
	border: 1px solid var(--border);
}

.ups-calc__metric-label {
	font-size: 0.86rem;
	font-weight: 700;
	color: var(--text-muted);
}

.ups-calc__metric-value {
	font-size: 1.25rem;
	font-weight: 800;
	color: var(--text);
	direction: ltr;
	unicode-bidi: isolate;
}

.ups-calc__metric--accent {
	background: rgba(247, 127, 0, 0.14);
	border-color: rgba(247, 127, 0, 0.35);
}

.ups-calc__metric--accent .ups-calc__metric-value {
	color: #ff9a2e;
	font-size: 1.45rem;
}

.ups-calc--light .ups-calc__metric--accent .ups-calc__metric-value {
	color: #d96c00;
}

.ups-calc__unit {
	font-size: 0.75rem;
	margin-right: 0.2rem;
}

.ups-calc__chart-wrap {
	padding: 0.9rem;
	border-radius: var(--ups-radius-sm);
	background: var(--metric-bg);
	border: 1px solid var(--border);
}

.ups-calc__chart-title {
	display: block;
	margin-bottom: 0.65rem;
	font-size: 0.9rem;
	color: var(--text);
}

.ups-calc__chart {
	display: flex;
	justify-content: center;
	min-height: 140px;
	align-items: center;
}

.ups-calc__chart-empty {
	font-size: 0.85rem;
	color: var(--text-soft);
}

.ups-calc__chart-legend {
	list-style: none;
	margin: 0.7rem 0 0;
	padding: 0;
	display: grid;
	gap: 0.35rem;
	font-size: 0.78rem;
	color: var(--text-muted);
}

.ups-calc__chart-legend li {
	display: flex;
	align-items: center;
	gap: 0.4rem;
}

.ups-calc__swatch {
	width: 0.7rem;
	height: 0.7rem;
	border-radius: 3px;
	flex: 0 0 auto;
}

.ups-calc__info {
	padding: 0.9rem 1rem;
	border-radius: var(--ups-radius-sm);
	background: var(--metric-bg);
	border: 1px solid var(--border);
	margin-bottom: 0.65rem;
}

.ups-calc__info-title {
	display: block;
	margin-bottom: 0.3rem;
	font-size: 0.92rem;
	font-weight: 800;
	color: var(--text);
}

.ups-calc__info-text {
	margin: 0;
	font-size: 0.84rem;
	color: var(--text-muted);
}

.ups-calc__info--online {
	background: var(--warn-bg);
	border-color: var(--warn-border);
}

.ups-calc__warnings {
	display: grid;
	gap: 0.45rem;
	margin-bottom: 0.9rem;
}

.ups-calc__warning {
	padding: 0.7rem 0.85rem;
	border-radius: 12px;
	background: var(--warn-bg);
	border: 1px solid var(--warn-border);
	color: var(--text);
	font-size: 0.84rem;
	font-weight: 600;
}

.ups-calc__products {
	margin-bottom: 1rem;
}

.ups-calc__product-list {
	display: grid;
	gap: 0.55rem;
}

.ups-calc__product {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 0.75rem;
	padding: 0.85rem 0.95rem;
	border-radius: var(--ups-radius-sm);
	background: var(--glass-row);
	border: 1px solid var(--border);
}

.ups-calc__product-main strong {
	display: block;
	color: var(--text);
}

.ups-calc__product-main span {
	font-size: 0.8rem;
	color: var(--text-soft);
}

.ups-calc__product-side {
	display: flex;
	align-items: center;
	gap: 0.55rem;
}

.ups-calc__price {
	font-weight: 800;
	color: var(--ups-accent);
	font-size: 0.88rem;
	white-space: nowrap;
}

.ups-calc__compare-table-wrap {
	overflow-x: auto;
}

.ups-calc__compare-table {
	width: 100%;
	border-collapse: collapse;
	font-size: 0.84rem;
}

.ups-calc__compare-table th,
.ups-calc__compare-table td {
	padding: 0.65rem 0.7rem;
	border: 1px solid var(--border);
	text-align: center;
	color: var(--text);
}

.ups-calc__compare-table th {
	background: rgba(247, 127, 0, 0.12);
	font-weight: 800;
}

.ups-calc__compare-table td:first-child,
.ups-calc__compare-table th:first-child {
	text-align: right;
	font-weight: 700;
}

@media (max-width: 559px) {
	.ups-calc__device {
		grid-template-columns: 1fr;
	}
	.ups-calc__btn--accent {
		width: auto;
	}
	.ups-calc__metric {
		flex-direction: column;
		align-items: flex-start;
	}
}