/**
 * Solar Rebate Calculators
 * Shared styles for the solar, battery and solar + battery calculators.
 * Every colour is a custom property, so the widgets can be rebranded by
 * overriding `.srcalc { --srcalc-accent: ... }` in the theme.
 */

.srcalc {
	--srcalc-accent: #f0b429;
	--srcalc-accent-strong: #d99e1f;
	--srcalc-accent-soft: #fdf6e3;
	--srcalc-accent-tint: #fefaf0;
	--srcalc-accent-ink: #7c5e10;
	--srcalc-ink: #1f2937;
	--srcalc-muted: #6b7280;
	--srcalc-border: #e5e7eb;
	--srcalc-surface: #ffffff;
	--srcalc-surface-alt: #f9fafb;
	--srcalc-danger: #b91c1c;
	--srcalc-danger-soft: #fef2f2;
	--srcalc-radius: 12px;

	box-sizing: border-box;
	display: grid;
	gap: 2.25rem;
	max-width: 640px;
	margin-inline: auto;
	color: var(--srcalc-ink);
	font-size: 15px;
	line-height: 1.5;
}

.srcalc *,
.srcalc *::before,
.srcalc *::after {
	box-sizing: inherit;
}

/* ---------------------------------------------------------------- panels */

.srcalc-panel {
	display: grid;
	gap: 0.75rem;
	justify-items: start;
}

.srcalc-badge {
    display: inline-block;
    font-family: "Inter", Sans-serif;
    font-size: 14px;
    font-weight: 600;
    line-height: 30px;
    color: #7A5900;
    background-color: #FDF4D9;
    padding: 0px 10px 0px 10px;
    border-radius: 16px 16px 16px 16px;
    text-align: start;
}

.srcalc-intro {
	margin: 0;
	color: var(--srcalc-muted);
	font-size: 0.9375rem;
}

.srcalc-step {
	display: flex;
	align-items: center;
	gap: 0.625rem;
	margin: 0.25rem 0 0.5rem;
	font-size: 1.0625rem;
	font-weight: 700;
	line-height: 1.3;
}

.srcalc-step__num {
	display: grid;
	place-items: center;
	flex: 0 0 auto;
	width: 1.5rem;
	height: 1.5rem;
	border: 1px solid var(--srcalc-accent);
	border-radius: 50%;
	color: var(--srcalc-accent-strong);
	font-size: 0.75rem;
	font-weight: 700;
}

.srcalc-subhead {
	width: 100%;
	margin: 1rem 0 0;
	font-size: 0.9375rem;
	font-weight: 700;
}

.srcalc-subhead:first-of-type {
	margin-top: 0;
}

/* ----------------------------------------------------------------- cards */

.srcalc-card {
	width: 100%;
	padding: 1.375rem;
	border: 1px solid var(--srcalc-border);
	border-radius: var(--srcalc-radius);
	background: var(--srcalc-surface);
}

.srcalc-card--flush {
	padding: 0;
	overflow: hidden;
}

.srcalc-card--total {
	background: var(--srcalc-accent-tint);
	border-color: var(--srcalc-accent);
}

/* ------------------------------------------------------------ form parts */

.srcalc-field + .srcalc-field {
	margin-top: 1.25rem;
}

.srcalc-label {
	display: block;
	margin-bottom: 0.5rem;
	font-size: 0.875rem;
	font-weight: 600;
}

.srcalc-input {
	display: block;
	width: 100%;
	padding: 0.7rem 0.875rem;
	border: 1px solid var(--srcalc-border);
	border-radius: 8px;
	background: var(--srcalc-surface);
	color: var(--srcalc-ink);
	font: inherit;
	font-size: 0.9375rem;
	transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.srcalc-input::placeholder {
	color: #9ca3af;
}

.srcalc-input:focus,
.srcalc-input:focus-visible {
	border-color: var(--srcalc-accent);
	box-shadow: 0 0 0 3px rgba(240, 180, 41, 0.22);
	outline: none;
}

.srcalc-input[aria-invalid="true"] {
	border-color: var(--srcalc-danger);
}

/* Custom chevron; `appearance: none` removes the platform arrow. */
.srcalc-select {
	appearance: none;
	-webkit-appearance: none;
	padding-right: 2.5rem;
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
	background-repeat: no-repeat;
	background-position: right 0.875rem center;
	cursor: pointer;
}

/* Grey the select while its placeholder option is showing. */
.srcalc-select.is-placeholder {
	color: #9ca3af;
}

.srcalc-select option {
	color: var(--srcalc-ink);
}

/* Clicking anywhere in the date field opens the picker (see calculators.js),
   so the pointer runs across the whole control, not just the calendar icon. */
.srcalc-input[type="date"] {
	cursor: pointer;
}

.srcalc-input[type="date"]::-webkit-calendar-picker-indicator {
	cursor: pointer;
}

.srcalc-custom {
	margin-top: 0.625rem;
}

.srcalc-note {
	display: flex;
	align-items: flex-start;
	gap: 0.5rem;
	margin: 0.625rem 0 0;
	padding: 0.625rem 0.75rem;
	border-left: 3px solid var(--srcalc-accent);
	border-radius: 0 6px 6px 0;
	background: var(--srcalc-accent-tint);
	color: var(--srcalc-accent-ink);
	font-size: 0.8125rem;
	line-height: 1.45;
}

.srcalc-note__icon {
	display: grid;
	place-items: center;
	flex: 0 0 auto;
	width: 1rem;
	height: 1rem;
	margin-top: 0.1rem;
	border: 1px solid currentColor;
	border-radius: 50%;
	color: var(--srcalc-accent-strong);
	font-size: 0.625rem;
	font-style: italic;
	font-weight: 700;
	line-height: 1;
}

.srcalc-error {
	margin: 1rem 0 0;
	padding: 0.625rem 0.75rem;
	border-left: 3px solid var(--srcalc-danger);
	border-radius: 0 6px 6px 0;
	background: var(--srcalc-danger-soft);
	color: var(--srcalc-danger);
	font-size: 0.8125rem;
}

.srcalc-button {
	display: block;
	width: 100%;
	margin-top: 1.5rem;
	padding: 0.875rem 1.25rem;
	border: 0;
	border-radius: 8px;
	background: #FECA59;
	color: var(--srcalc-ink);
	font: inherit;
	font-size: 0.9375rem;
	font-weight: 700;
	cursor: pointer;
	transition: background-color 0.15s ease, opacity 0.15s ease;
}

.srcalc-button:hover:not(:disabled) {
	background: #FECA59;
	color: var(--srcalc-ink);
}

.srcalc-button:focus-visible {
	outline: 2px solid var(--srcalc-accent-strong);
	outline-offset: 2px;
}

.srcalc-button:disabled {
	cursor: progress;
	opacity: 0.65;
}

/* --------------------------------------------------------------- results */

.srcalc-panel--result {
	animation: srcalc-fade 0.28s ease both;
}

@keyframes srcalc-fade {
	from {
		opacity: 0;
		transform: translateY(6px);
	}
}

.srcalc-cell {
	padding: 1rem 1.125rem;
}

.srcalc-cell--hero {
	background: var(--srcalc-surface-alt);
	border-bottom: 1px solid var(--srcalc-border);
}

.srcalc-cell--wide {
	border-top: 1px solid var(--srcalc-border);
}

.srcalc-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
}

.srcalc-grid .srcalc-cell:nth-child(odd) {
	border-right: 1px solid var(--srcalc-border);
}

.srcalc-grid .srcalc-cell:nth-child(-n + 2) {
	border-bottom: 1px solid var(--srcalc-border);
}

.srcalc-cell__label {
	display: block;
	margin-bottom: 0.3rem;
	color: var(--srcalc-muted);
	font-size: 0.6875rem;
	font-weight: 600;
	letter-spacing: 0.06em;
	text-transform: uppercase;
}

.srcalc-cell__value {
	display: block;
	color: var(--srcalc-accent-strong);
	font-size: 0.9375rem;
	font-weight: 600;
}

.srcalc-hero {
	display: block;
	color: var(--srcalc-accent);
	font-size: 2.125rem;
	font-weight: 700;
	line-height: 1.15;
	letter-spacing: -0.01em;
}

.srcalc-card--total .srcalc-hero {
	color: var(--srcalc-accent-strong);
}

.srcalc-disclaimer {
	margin: 0.25rem 0 0;
	padding: 0.75rem 0.875rem;
	border-left: 3px solid var(--srcalc-accent);
	border-radius: 0 6px 6px 0;
	background: var(--srcalc-accent-tint);
	color: var(--srcalc-accent-ink);
	font-size: 0.8125rem;
	line-height: 1.5;
}

/* -------------------------------------------------------------- workings */

.srcalc-workings-slot {
	display: grid;
	gap: 2rem;
	width: 100%;
}

.srcalc-workings {
	display: grid;
	gap: 0.75rem;
	width: 100%;
}

.srcalc-workings__title {
	margin-top: 20px;
	color: var(--srcalc-accent-strong);
	font-size: 2rem;
	font-weight: 700;
}

.srcalc-work + .srcalc-work {
	margin-top: 1.5rem;
	padding-top: 1.5rem;
	border-top: 1px solid var(--srcalc-border);
}

.srcalc-work__label {
	display: block;
	margin-bottom: 0.5rem;
	font-size: 0.875rem;
	font-weight: 700;
}

.srcalc-work__value {
	padding: 0.6rem 0.875rem;
	border: 1px solid var(--srcalc-border);
	border-radius: 8px;
	background: var(--srcalc-surface-alt);
	font-size: 0.9375rem;
	font-weight: 600;
}

.srcalc-work--final .srcalc-work__final {
	padding: 0.875rem 1rem;
	border-left: 3px solid var(--srcalc-accent);
	border-radius: 0 8px 8px 0;
	background: var(--srcalc-accent-tint);
	color: var(--srcalc-accent-strong);
	font-size: 1.5rem;
	font-weight: 700;
}

/* Arithmetic rows */

.srcalc-calc {
	border: 1px solid var(--srcalc-border);
	border-radius: 8px;
	overflow: hidden;
}

.srcalc-calc__row {
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: 1rem;
	padding: 0.625rem 0.875rem;
	font-size: 0.875rem;
}

.srcalc-calc__row + .srcalc-calc__row {
	border-top: 1px solid var(--srcalc-border);
}

.srcalc-calc__row--total {
	background: var(--srcalc-accent-tint);
	font-weight: 700;
}

.srcalc-calc__expr {
	color: var(--srcalc-muted);
}

.srcalc-calc__row--total .srcalc-calc__expr {
	color: var(--srcalc-accent-ink);
}

.srcalc-calc__result {
	flex: 0 0 auto;
	color: var(--srcalc-accent-strong);
	font-weight: 600;
	font-variant-numeric: tabular-nums;
}

/* Capacity taper tiers */

.srcalc-tiers {
	display: grid;
	gap: 0.5rem;
}

.srcalc-tier {
	display: grid;
	grid-template-columns: 1fr auto;
	gap: 0.15rem 1rem;
	padding: 0.625rem 0.875rem;
	border: 1px solid var(--srcalc-border);
	border-radius: 8px;
	font-size: 0.8125rem;
}

.srcalc-tier.is-active {
	border-color: var(--srcalc-accent);
	background: var(--srcalc-accent-tint);
}

.srcalc-tier__band {
	font-weight: 600;
}

.srcalc-tier__share {
	color: var(--srcalc-muted);
	text-align: right;
}

.srcalc-tier__used {
	grid-column: 1 / -1;
	color: var(--srcalc-accent-strong);
	font-weight: 600;
}

/* STC factor table */

.srcalc-table-wrap {
	margin-top: 0.75rem;
	overflow-x: auto;
	border: 1px solid var(--srcalc-border);
	border-radius: 8px;
}

.srcalc-table {
	width: 100%;
	border-collapse: collapse;
	font-size: 0.8125rem;
}

.srcalc-table th,
.srcalc-table td {
	padding: 0.5rem 0.875rem;
	text-align: left;
	white-space: nowrap;
}

.srcalc-table thead th {
	background: var(--srcalc-surface-alt);
	border-bottom: 1px solid var(--srcalc-border);
	color: var(--srcalc-muted);
	font-size: 0.6875rem;
	font-weight: 600;
	letter-spacing: 0.06em;
	text-transform: uppercase;
}

.srcalc-table tbody tr + tr td {
	border-top: 1px solid var(--srcalc-border);
}

.srcalc-table tbody tr.is-active {
	background: var(--srcalc-accent-tint);
	color: var(--srcalc-accent-ink);
	font-weight: 700;
}

/* ------------------------------------------------------------ responsive */

@media (max-width: 480px) {
	.srcalc-grid {
		grid-template-columns: 1fr;
	}

	.srcalc-grid .srcalc-cell:nth-child(odd) {
		border-right: 0;
	}

	.srcalc-grid .srcalc-cell:not(:last-child) {
		border-bottom: 1px solid var(--srcalc-border);
	}

	.srcalc-hero {
		font-size: 1.875rem;
	}

	.srcalc-calc__row {
		flex-direction: column;
		gap: 0.15rem;
	}
}

@media (prefers-reduced-motion: reduce) {
	.srcalc-panel--result {
		animation: none;
	}
}