/* Ubuntu CRS Calculator styles
   Palette: deep navy #16305C, slate blue #2E4C7E, warm gold accent #C9972F,
   soft background #F7F9FC, success green #1E8A5F
------------------------------------------------------------------ */

.ucrs-calculator {
	--ucrs-navy: #16305c;
	--ucrs-navy-light: #2e4c7e;
	--ucrs-gold: #c9972f;
	--ucrs-bg: #f7f9fc;
	--ucrs-card: #ffffff;
	--ucrs-border: #dbe2ee;
	--ucrs-text: #1c2733;
	--ucrs-muted: #5b6b82;
	--ucrs-success: #1e8a5f;
	--ucrs-radius: 10px;

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

.ucrs-calculator *,
.ucrs-calculator *::before,
.ucrs-calculator *::after {
	box-sizing: border-box;
}

.ucrs-header {
	text-align: center;
	margin-bottom: 28px;
}

.ucrs-title {
	font-size: 1.9rem;
	font-weight: 700;
	color: var(--ucrs-navy);
	margin: 0 0 8px;
}

.ucrs-subtitle {
	color: var(--ucrs-muted);
	font-size: 1rem;
	margin: 0;
}

.ucrs-layout {
	display: grid;
	grid-template-columns: 1.6fr 1fr;
	gap: 28px;
	align-items: start;
}

@media (max-width: 860px) {
	.ucrs-layout {
		grid-template-columns: 1fr;
	}
}

/* FORM ------------------------------------------------------------ */

.ucrs-form {
	background: var(--ucrs-card);
	border: 1px solid var(--ucrs-border);
	border-radius: var(--ucrs-radius);
	padding: 28px;
}

.ucrs-section {
	padding-bottom: 22px;
	margin-bottom: 22px;
	border-bottom: 1px solid var(--ucrs-border);
}

.ucrs-section:last-of-type {
	border-bottom: none;
	margin-bottom: 0;
	padding-bottom: 0;
}

.ucrs-section-title {
	display: flex;
	align-items: center;
	gap: 10px;
	font-size: 1.05rem;
	font-weight: 700;
	color: var(--ucrs-navy);
	margin: 0 0 16px;
}

.ucrs-optional {
	font-weight: 400;
	color: var(--ucrs-muted);
	font-size: 0.85rem;
}

.ucrs-step {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 26px;
	height: 26px;
	border-radius: 50%;
	background: var(--ucrs-navy);
	color: #fff;
	font-size: 0.8rem;
	flex: none;
}

.ucrs-field {
	margin-bottom: 16px;
}

.ucrs-field:last-child {
	margin-bottom: 0;
}

.ucrs-field label {
	display: block;
	font-size: 0.92rem;
	font-weight: 600;
	margin-bottom: 6px;
	color: var(--ucrs-text);
}

.ucrs-checkbox-field label {
	display: flex;
	align-items: center;
	gap: 8px;
	font-weight: 600;
	cursor: pointer;
}

.ucrs-checkbox-field input {
	width: 16px;
	height: 16px;
}

.ucrs-hint {
	font-size: 0.85rem;
	color: var(--ucrs-muted);
	margin: -4px 0 14px;
}

.ucrs-input {
	width: 100%;
	padding: 10px 12px;
	font-size: 0.95rem;
	border: 1px solid var(--ucrs-border);
	border-radius: 8px;
	background: #fff url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6'><path d='M0 0l5 6 5-6z' fill='%235b6b82'/></svg>") no-repeat right 14px center;
	appearance: none;
	-webkit-appearance: none;
	color: var(--ucrs-text);
	transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.ucrs-input:focus {
	outline: none;
	border-color: var(--ucrs-navy-light);
	box-shadow: 0 0 0 3px rgba(46, 76, 126, 0.15);
}

.ucrs-grid-4 {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 12px;
	margin-bottom: 4px;
}

@media (max-width: 560px) {
	.ucrs-grid-4 {
		grid-template-columns: repeat(2, 1fr);
	}
}

.ucrs-conditional {
	animation: ucrs-fade-in 0.2s ease;
}

@keyframes ucrs-fade-in {
	from {
		opacity: 0;
		transform: translateY(-4px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

.ucrs-reset {
	margin-top: 8px;
	background: none;
	border: 1px solid var(--ucrs-border);
	color: var(--ucrs-muted);
	padding: 10px 18px;
	border-radius: 8px;
	font-size: 0.88rem;
	font-weight: 600;
	cursor: pointer;
	transition: background 0.15s ease, color 0.15s ease;
}

.ucrs-reset:hover {
	background: #f0f3f8;
	color: var(--ucrs-text);
}

/* RESULTS PANEL ----------------------------------------------------- */

.ucrs-results {
	position: sticky;
	top: 20px;
}

.ucrs-results-inner {
	background: linear-gradient(180deg, var(--ucrs-navy) 0%, #0f2142 100%);
	border-radius: var(--ucrs-radius);
	padding: 28px 24px;
	color: #fff;
	text-align: center;
}

.ucrs-score-ring-wrap {
	position: relative;
	width: 150px;
	height: 150px;
	margin: 0 auto 8px;
}

.ucrs-score-ring {
	width: 100%;
	height: 100%;
	transform: rotate(-90deg);
}

.ucrs-ring-track {
	fill: none;
	stroke: rgba(255, 255, 255, 0.15);
	stroke-width: 10;
}

.ucrs-ring-fill {
	fill: none;
	stroke: var(--ucrs-gold);
	stroke-width: 10;
	stroke-linecap: round;
	stroke-dasharray: 326.7;
	stroke-dashoffset: 326.7;
	transition: stroke-dashoffset 0.4s ease;
}

.ucrs-score-number {
	position: absolute;
	inset: 0;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
}

.ucrs-score-number span {
	font-size: 2.1rem;
	font-weight: 800;
	line-height: 1;
}

.ucrs-score-number small {
	font-size: 0.8rem;
	color: rgba(255, 255, 255, 0.65);
}

.ucrs-score-label {
	margin: 4px 0 20px;
	font-size: 0.9rem;
	color: rgba(255, 255, 255, 0.75);
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.ucrs-breakdown {
	text-align: left;
	background: rgba(255, 255, 255, 0.06);
	border-radius: 8px;
	padding: 14px 16px;
	margin-bottom: 20px;
}

.ucrs-breakdown-row {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 7px 0;
	font-size: 0.88rem;
	border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.ucrs-breakdown-row:last-child {
	border-bottom: none;
}

.ucrs-breakdown-row span {
	color: rgba(255, 255, 255, 0.75);
}

.ucrs-breakdown-row strong {
	font-weight: 700;
}

.ucrs-breakdown-total {
	margin-top: 4px;
	padding-top: 10px;
	border-top: 1px solid rgba(255, 255, 255, 0.25) !important;
}

.ucrs-breakdown-total span,
.ucrs-breakdown-total strong {
	color: #fff;
	font-size: 1rem;
}

.ucrs-cta p {
	font-size: 0.85rem;
	color: rgba(255, 255, 255, 0.8);
	margin: 0 0 12px;
}

.ucrs-cta-button {
	display: inline-block;
	background: var(--ucrs-gold);
	color: #16305c;
	font-weight: 700;
	text-decoration: none;
	padding: 11px 22px;
	border-radius: 8px;
	font-size: 0.9rem;
	transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.ucrs-cta-button:hover {
	transform: translateY(-1px);
	box-shadow: 0 6px 16px rgba(0, 0, 0, 0.25);
	color: #16305c;
}

/* DISCLAIMER --------------------------------------------------------- */

.ucrs-disclaimer {
	margin-top: 24px;
	padding: 16px 20px;
	background: #eef1f7;
	border-left: 3px solid var(--ucrs-navy-light);
	border-radius: 6px;
	font-size: 0.8rem;
	color: var(--ucrs-muted);
	line-height: 1.5;
}