/**
 * Ecommerce Seller Shipping Charges Calculator India
 * Stylesheet — no external frameworks (no Bootstrap/Tailwind).
 */

.sc-wrapper {
	--sc-blue: #2563eb;
	--sc-blue-light: #eff6ff;
	--sc-green: #16a34a;
	--sc-green-light: #f0fdf4;
	--sc-text: #1f2937;
	--sc-muted: #6b7280;
	--sc-border: #e5e7eb;
	--sc-bg-card: #ffffff;
	--sc-radius: 12px;
	--sc-shadow: 0 2px 10px rgba(17, 24, 39, 0.06);

	max-width: 1100px;
	margin: 0 auto;
	padding: 16px;
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
	color: var(--sc-text);
	box-sizing: border-box;
}

.sc-wrapper *,
.sc-wrapper *::before,
.sc-wrapper *::after {
	box-sizing: border-box;
}

.sc-main-title {
	font-size: 1.6rem;
	font-weight: 700;
	margin: 0 0 20px;
	text-align: center;
	color: var(--sc-text);
}

/* ===== Layout Grid ===== */
.sc-grid {
	display: grid;
	grid-template-columns: 1.3fr 1fr;
	gap: 20px;
	align-items: start;
}

@media (max-width: 900px) {
	.sc-grid {
		grid-template-columns: 1fr;
	}
}

/* ===== Cards ===== */
.sc-card {
	background: var(--sc-bg-card);
	border: 1px solid var(--sc-border);
	border-radius: var(--sc-radius);
	box-shadow: var(--sc-shadow);
	padding: 20px;
	margin-bottom: 20px;
}

.sc-grid .sc-card {
	margin-bottom: 0;
}

.sc-card-title {
	font-size: 1.15rem;
	font-weight: 700;
	margin: 0 0 14px;
	color: var(--sc-text);
}

.sc-card-subtitle {
	font-size: 0.88rem;
	color: var(--sc-muted);
	margin: -6px 0 16px;
	line-height: 1.5;
}

/* ===== Field groups ===== */
.sc-field-group {
	margin-bottom: 18px;
}

.sc-group-title {
	font-size: 0.78rem;
	text-transform: uppercase;
	letter-spacing: 0.04em;
	color: var(--sc-muted);
	margin: 0 0 10px;
	font-weight: 700;
}

.sc-field {
	margin-bottom: 14px;
}

.sc-field-row {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 14px;
}

.sc-field-row--three {
	grid-template-columns: 1fr 1fr 1fr;
}

@media (max-width: 520px) {
	.sc-field-row,
	.sc-field-row--three {
		grid-template-columns: 1fr;
	}
}

.sc-field label {
	display: block;
	font-size: 0.88rem;
	font-weight: 600;
	margin-bottom: 6px;
	color: var(--sc-text);
}

.sc-required {
	color: #dc2626;
	font-weight: 700;
}

.sc-optional {
	color: var(--sc-muted);
	font-weight: 500;
	font-size: 0.76rem;
	text-transform: uppercase;
	letter-spacing: 0.03em;
	margin-left: 4px;
}

.sc-input {
	width: 100%;
	padding: 10px 12px;
	font-size: 1rem;
	border: 1px solid var(--sc-border);
	border-radius: 8px;
	background: #fff;
	color: var(--sc-text);
	transition: border-color 0.15s ease, box-shadow 0.15s ease;
	-moz-appearance: textfield;
}

.sc-input:focus {
	outline: none;
	border-color: var(--sc-blue);
	box-shadow: 0 0 0 3px var(--sc-blue-light);
}

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

/* ===== Missing fields notice ===== */
.sc-missing-fields {
	background: #fef2f2;
	border: 1px solid #fecaca;
	color: #b91c1c;
	border-radius: 8px;
	padding: 10px 14px;
	font-size: 0.86rem;
	white-space: pre-line;
	margin: 10px 0 0;
}

/* ===== Result summary ===== */
.sc-result-list {
	list-style: none;
	margin: 0 0 16px;
	padding: 0;
}

.sc-result-list li {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 8px 0;
	border-bottom: 1px dashed var(--sc-border);
	font-size: 0.92rem;
}

.sc-result-list li span {
	color: var(--sc-muted);
}

.sc-result-list li strong {
	font-weight: 700;
	color: var(--sc-text);
}

.sc-result-divider {
	border-bottom: 2px solid var(--sc-text) !important;
	font-weight: 700;
}

.sc-result-divider span,
.sc-result-divider strong {
	color: var(--sc-text) !important;
}

.sc-final-price {
	background: var(--sc-green-light);
	border: 1px solid #bbf7d0;
	border-radius: var(--sc-radius);
	padding: 16px;
	text-align: center;
}

.sc-final-price span {
	display: block;
	font-size: 0.82rem;
	color: #166534;
	font-weight: 600;
	margin-bottom: 6px;
	text-transform: uppercase;
	letter-spacing: 0.03em;
}

.sc-final-price strong {
	display: block;
	font-size: 1.9rem;
	color: var(--sc-green);
	font-weight: 800;
}

/* Sticky result summary — desktop only */
@media (min-width: 901px) {
	.sc-card[data-sc-sticky] {
		position: sticky;
		top: 20px;
	}
}

/* ===== Volumetric calculator ===== */
.sc-card--volumetric {
	margin-top: 20px;
}

.sc-volumetric-result {
	background: var(--sc-blue-light);
	border: 1px solid #bfdbfe;
	border-radius: var(--sc-radius);
	padding: 14px 16px;
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-top: 6px;
}

.sc-volumetric-result span {
	font-weight: 600;
	color: var(--sc-text);
	font-size: 0.94rem;
}

.sc-volumetric-result strong {
	font-size: 1.3rem;
	color: var(--sc-blue);
	font-weight: 800;
}

/* ===== Help section ===== */
.sc-help-list {
	margin: 0;
	padding-left: 20px;
}

.sc-help-list li {
	margin-bottom: 10px;
	font-size: 0.92rem;
	line-height: 1.55;
	color: var(--sc-text);
}

.sc-help-list li:last-child {
	margin-bottom: 0;
}

/* ===== Accessibility ===== */
.sc-input:focus-visible {
	outline: 2px solid var(--sc-blue);
	outline-offset: 1px;
}