/* =============================================================
   IRWD Water Bill Calculator — wbc-style.css
   ============================================================= */

.wbc-wrap {
	--wbc-blue:      #1565a7;
	--wbc-blue-dk:   #0d4272;
	--wbc-blue-lt:   #e8f2fc;
	--wbc-green:     #3f9e3c;
	--wbc-amber:     #d97706;
	--wbc-red:       #c0392b;
	--wbc-gray-50:   #f8fafc;
	--wbc-gray-100:  #f1f5f9;
	--wbc-gray-200:  #e2e8f0;
	--wbc-gray-400:  #94a3b8;
	--wbc-gray-600:  #475569;
	--wbc-gray-800:  #1e293b;
	--wbc-radius:    12px;
	--wbc-radius-sm: 8px;
	--wbc-shadow:    0 2px 16px rgba(21, 101, 167, 0.10);
	--wbc-font:      'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;

	font-family: var(--wbc-font);
	max-width: 700px;
	margin: 0 auto;
	color: var(--wbc-gray-800);
	line-height: 1.5;
	box-sizing: border-box;
}

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

/* ── Header ──────────────────────────────────────────────────── */
.wbc-header { margin-bottom: 24px; }

.wbc-title {
	font-size: 1.55rem;
	font-weight: 700;
	color: var(--wbc-blue-dk);
	margin: 0 0 5px !important;
	line-height: 1.25;
}

.wbc-subtitle {
	color: var(--wbc-gray-600);
	font-size: 0.94rem;
	margin: 0 !important;
}

/* ── Form Card ───────────────────────────────────────────────── */
.wbc-form {
	background: #fff;
	border: 1px solid var(--wbc-gray-200);
	border-radius: var(--wbc-radius);
	padding: 28px 30px;
	box-shadow: var(--wbc-shadow);
}

.wbc-field { margin-bottom: 18px; }

/* ── Labels ──────────────────────────────────────────────────── */
.wbc-label {
	display: block;
	font-size: 0.80rem;
	font-weight: 700;
	color: var(--wbc-gray-600);
	text-transform: uppercase;
	letter-spacing: 0.06em;
	margin-bottom: 6px !important;
}

.wbc-hint {
	font-weight: 400;
	text-transform: none;
	letter-spacing: 0;
	color: var(--wbc-gray-400);
	font-size: 0.78rem;
}

/* ── Inputs & Selects ────────────────────────────────────────── */
.wbc-select,
.wbc-input {
	display: block;
	width: 100%;
	padding: 10px 14px;
	border: 1.5px solid var(--wbc-gray-200);
	border-radius: var(--wbc-radius-sm);
	font-size: 0.95rem;
	color: var(--wbc-gray-800);
	background-color: var(--wbc-gray-50);
	transition: border-color 0.15s ease, box-shadow 0.15s ease;
	-webkit-appearance: none;
	appearance: none;
	margin: 0;
}

.wbc-select {
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath stroke='%2394a3b8' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round' d='M1 1l4 4 4-4'/%3E%3C/svg%3E");
	background-repeat: no-repeat;
	background-position: right 13px center;
	padding-right: 34px;
	cursor: pointer;
}

.wbc-select:focus,
.wbc-input:focus {
	outline: none;
	border-color: var(--wbc-blue);
	box-shadow: 0 0 0 3px rgba(21, 101, 167, 0.15);
	background-color: #fff;
}

/* ── Button ──────────────────────────────────────────────────── */
.wbc-btn {
	display: block;
	width: 100%;
	padding: 13px 20px;
	background: var(--wbc-blue) !important;
	color: #fff !important;
	border: none;
	border-radius: var(--wbc-radius-sm);
	font-size: 1rem;
	font-weight: 700;
	letter-spacing: 0.02em;
	cursor: pointer;
	margin-top: 6px;
	transition: background 0.2s ease;
}

.wbc-btn:hover  { background: var(--wbc-blue-dk) !important; }
.wbc-btn:active { background: var(--wbc-blue-dk) !important; }

/* ── Meter Reference Image ───────────────────────────────────── */
.wbc-meter-ref {
	margin-top: 24px;
}

.wbc-meter-ref-label {
	font-size: 0.85rem;
	font-weight: 600;
	color: #fff;
	margin: 0 0 10px !important;
}

.wbc-meter-ref-img {
	display: block;
	width: 65%;
	height: auto;
	border: 1px solid var(--wbc-gray-200);
	border-radius: var(--wbc-radius-sm);
}

/* ── Results ─────────────────────────────────────────────────── */
.wbc-results {
	margin-top: 28px;
	background: #fff;
	border: 1px solid var(--wbc-gray-200);
	border-radius: var(--wbc-radius);
	padding: 28px 30px;
	box-shadow: var(--wbc-shadow);
}

.wbc-results-intro {
	font-size: 0.95rem;
	color: var(--wbc-gray-600);
	margin: 0 0 20px !important;
	padding: 12px 16px;
	background: var(--wbc-blue-lt);
	border-radius: var(--wbc-radius-sm);
	border-left: 4px solid var(--wbc-blue);
}

.wbc-results-intro strong { color: var(--wbc-blue-dk); }

/* ── Budget Summary Row ──────────────────────────────────────── */
.wbc-budget-row {
	display: flex;
	gap: 1px;
	background: var(--wbc-gray-200);
	border: 1px solid var(--wbc-gray-200);
	border-radius: var(--wbc-radius-sm);
	overflow: hidden;
	margin-bottom: 24px;
}

.wbc-budget-cell {
	flex: 1;
	display: flex;
	flex-direction: column;
	padding: 14px 16px;
	background: var(--wbc-gray-50);
	gap: 4px;
}

.wbc-budget-cell--total {
	background: var(--wbc-blue-lt);
}

.wbc-budget-cell-label {
	font-size: 0.72rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	color: var(--wbc-gray-400);
}

.wbc-budget-cell--total .wbc-budget-cell-label {
	color: var(--wbc-blue);
}

.wbc-budget-cell-val {
	font-size: 1rem;
	font-weight: 700;
	color: var(--wbc-gray-800);
}

.wbc-budget-cell--total .wbc-budget-cell-val {
	color: var(--wbc-blue-dk);
	font-size: 1.05rem;
}

/* ── Table ───────────────────────────────────────────────────── */
.wbc-table {
	width: 100%;
	border-collapse: collapse;
	font-size: 0.93rem;
	margin-bottom: 20px;
}

.wbc-th {
	padding: 8px 12px;
	text-align: left;
	font-size: 0.78rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.05em;
	color: var(--wbc-gray-400);
	border-bottom: 2px solid var(--wbc-gray-200);
}

.wbc-th--num,
.wbc-td--num {
	text-align: right;
}

.wbc-td {
	padding: 10px 12px;
	border-bottom: 1px solid var(--wbc-gray-100);
	color: var(--wbc-gray-600);
}

.wbc-tr--active .wbc-td { color: var(--wbc-gray-800); }
.wbc-tr--zero   .wbc-td { color: var(--wbc-gray-400); }

.wbc-tr--subtotal .wbc-td {
	color: var(--wbc-gray-600);
	font-size: 0.88rem;
	text-align: right;
	padding-top: 12px;
	border-top: 1px solid var(--wbc-gray-200);
	border-bottom: 2px solid var(--wbc-gray-200);
}

tfoot .wbc-tr .wbc-td {
	color: var(--wbc-gray-600);
	border-bottom: 1px solid var(--wbc-gray-100);
}

.wbc-tr--total .wbc-td {
	font-weight: 700;
	font-size: 1rem;
	color: var(--wbc-blue-dk);
	border-top: 2px solid var(--wbc-blue);
	border-bottom: none;
	padding-top: 14px;
}

.wbc-tr--total .wbc-td strong {
	font-size: 1.2rem;
}

/* ── Disclaimer ──────────────────────────────────────────────── */
.wbc-disclaimer {
	font-size: 0.76rem;
	color: var(--wbc-gray-400);
	line-height: 1.6;
	margin: 0 !important;
	border-top: 1px solid var(--wbc-gray-100);
	padding-top: 16px;
}

.wbc-disclaimer a { color: var(--wbc-blue); }

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 600px) {
	.wbc-form,
	.wbc-results { padding: 20px 16px; }

	.wbc-title { font-size: 1.25rem; }

	.wbc-budget-row { flex-direction: column; gap: 1px; }

	.wbc-table { font-size: 0.85rem; }
	.wbc-th, .wbc-td { padding: 8px 8px; }
}

/* ── CCF Slider ──────────────────────────────────────────────── */
.wbc-slider-row {
	margin: 0 0 24px;
}

.wbc-slider-label {
	display: block;
	font-size: 0.95rem;
	color: var(--wbc-gray-700);
	margin-bottom: 10px;
}

.wbc-slider {
	-webkit-appearance: none;
	appearance: none;
	width: 100%;
	height: 6px;
	border-radius: 3px;
	background: var(--wbc-gray-100);
	outline: none;
	cursor: pointer;
	accent-color: var(--wbc-blue);
}

.wbc-slider::-webkit-slider-thumb {
	-webkit-appearance: none;
	appearance: none;
	width: 20px;
	height: 20px;
	border-radius: 50%;
	background: var(--wbc-blue);
	cursor: pointer;
	border: 2px solid #fff;
	box-shadow: 0 1px 4px rgba(0,0,0,.2);
}

.wbc-slider::-moz-range-thumb {
	width: 20px;
	height: 20px;
	border-radius: 50%;
	background: var(--wbc-blue);
	cursor: pointer;
	border: 2px solid #fff;
	box-shadow: 0 1px 4px rgba(0,0,0,.2);
}

.wbc-slider-bounds {
	display: flex;
	justify-content: space-between;
	font-size: 0.78rem;
	color: var(--wbc-gray-400, #9ca3af);
	margin-top: 4px;
}

/* ── Month Selector (results panel) ─────────────────────────── */
.wbc-month-row {
	margin-bottom: 20px;
}