/**
 * Frontend Core Component Styles
 */
:root {
	--bu-primary: #0B1F3A;
	--bu-secondary: #16845B;
	--bu-accent-red: #C83D3D;
	--bu-gold: #C89B3C;
	--bu-bg-cream: #F7F3EA;
	--bu-text: #263344;
	--bu-border: #E2E8F0;
	--bu-radius: 12px;
	--bu-shadow: 0 10px 30px rgba(11, 31, 58, 0.08);
}

/* Forms */
.bu-lead-form {
	background: #ffffff;
	border-radius: var(--bu-radius);
	padding: 30px;
	box-shadow: var(--bu-shadow);
	border: 1px solid var(--bu-border);
}

.bu-form-grid {
	display: flex;
	flex-wrap: wrap;
	gap: 16px;
}

.bu-form-group {
	display: flex;
	flex-direction: column;
	width: 100%;
}

.bu-col-3 { flex: 0 0 calc(25% - 12px); }
.bu-col-4 { flex: 0 0 calc(33.333% - 11px); }
.bu-col-6 { flex: 0 0 calc(50% - 8px); }
.bu-col-12 { flex: 0 0 100%; }

@media (max-width: 768px) {
	.bu-col-3, .bu-col-4, .bu-col-6 {
		flex: 0 0 100%;
	}
}

.bu-lead-form label {
	font-size: 13.5px;
	font-weight: 600;
	color: var(--bu-primary);
	margin-bottom: 6px;
}

.bu-lead-form label .required {
	color: var(--bu-accent-red);
}

.bu-lead-form input[type="text"],
.bu-lead-form input[type="email"],
.bu-lead-form input[type="tel"],
.bu-lead-form input[type="number"],
.bu-lead-form select,
.bu-lead-form textarea {
	width: 100%;
	padding: 12px 14px;
	border: 1px solid #CBD5E1;
	border-radius: 8px;
	font-size: 14.5px;
	color: var(--bu-text);
	background: #F8FAFC;
	transition: all 0.2s ease;
	box-sizing: border-box;
}

.bu-lead-form input:focus,
.bu-lead-form select:focus,
.bu-lead-form textarea:focus {
	outline: none;
	border-color: var(--bu-secondary);
	background: #ffffff;
	box-shadow: 0 0 0 3px rgba(22, 132, 91, 0.15);
}

.bu-checkbox-label {
	display: flex !important;
	align-items: flex-start;
	gap: 10px;
	font-weight: 400 !important;
	font-size: 13px !important;
	color: #64748B !important;
	cursor: pointer;
}

.bu-checkbox-label input {
	margin-top: 3px;
	accent-color: var(--bu-secondary);
}

.bu-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	font-weight: 600;
	text-decoration: none;
	border-radius: 8px;
	cursor: pointer;
	border: none;
	transition: all 0.25s ease;
}

.bu-btn-primary {
	background: linear-gradient(135deg, var(--bu-primary) 0%, #153258 100%);
	color: #ffffff;
}

.bu-btn-primary:hover {
	background: linear-gradient(135deg, #153258 0%, var(--bu-secondary) 100%);
	transform: translateY(-2px);
	box-shadow: 0 6px 16px rgba(11, 31, 58, 0.2);
	color: #ffffff;
}

.bu-btn-secondary {
	background: var(--bu-secondary);
	color: #ffffff;
}

.bu-btn-secondary:hover {
	background: #116a49;
	color: #ffffff;
}

.bu-btn-outline {
	background: transparent;
	border: 1px solid var(--bu-border);
	color: var(--bu-primary);
}

.bu-btn-lg {
	padding: 15px 28px;
	font-size: 16px;
}

.bu-btn-block {
	width: 100%;
}

.bu-form-disclaimer {
	font-size: 11.5px;
	color: #94A3B8;
	text-align: center;
	margin-top: 10px;
	line-height: 1.4;
}

.bu-form-response {
	padding: 15px 20px;
	border-radius: 8px;
	margin-bottom: 20px;
	font-size: 14px;
	line-height: 1.5;
}

.bu-form-response.success {
	background: #ECFDF5;
	color: #065F46;
	border: 1px solid #A7F3D0;
}

.bu-form-response.error {
	background: #FEF2F2;
	color: #991B1B;
	border: 1px solid #FECACA;
}

/* Calculator & Wizard UI */
.bu-tool-card {
	background: #ffffff;
	border-radius: var(--bu-radius);
	padding: 35px;
	box-shadow: var(--bu-shadow);
	border: 1px solid var(--bu-border);
	margin-bottom: 30px;
}

.bu-wizard-step {
	display: none;
	animation: bu-slide-up-fade 0.3s ease;
}

.bu-wizard-step.active {
	display: block;
}

.bu-step-indicator {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 12px;
	margin-bottom: 25px;
}

.bu-step-dot {
	display: flex;
	align-items: center;
	gap: 6px;
	font-size: 13px;
	font-weight: 600;
	color: #94A3B8;
}

.bu-step-dot.active {
	color: var(--bu-secondary);
}

.bu-step-dot.active .bu-dot-circle {
	background: var(--bu-secondary);
	color: #ffffff;
}

.bu-dot-circle {
	width: 24px;
	height: 24px;
	border-radius: 50%;
	background: #E2E8F0;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	font-size: 12px;
}

.bu-choice-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
	gap: 14px;
	margin: 15px 0 20px 0;
}

.bu-choice-card {
	border: 1.5px solid var(--bu-border);
	border-radius: 10px;
	padding: 16px;
	cursor: pointer;
	background: #F8FAFC;
	transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
	display: flex;
	flex-direction: column;
	gap: 6px;
}

.bu-choice-card:hover {
	background: #FFFFFF;
	border-color: #94A3B8;
	transform: translateY(-2px);
	box-shadow: 0 6px 18px rgba(11, 31, 58, 0.06);
}

.bu-choice-card.selected {
	background: #F0FDF4;
	border-color: var(--bu-secondary);
	box-shadow: 0 0 0 2px rgba(22, 132, 91, 0.2);
}

.bu-choice-icon {
	font-size: 24px;
}

.bu-choice-title {
	font-weight: 700;
	color: var(--bu-primary);
	font-size: 14px;
}

.bu-choice-desc {
	font-size: 12px;
	color: #64748B;
	line-height: 1.4;
}

.bu-result-box {
	background: #F8FAFC;
	border: 1px solid var(--bu-border);
	border-radius: 10px;
	padding: 25px;
	margin-top: 25px;
	animation: bu-slide-up-fade 0.35s ease;
}

.bu-result-box.highlight {
	background: #F0FDF4;
	border-color: #86EFAC;
}

.bu-match-card {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 20px;
	background: #ffffff;
	border: 1px solid var(--bu-border);
	border-radius: 10px;
	margin-bottom: 15px;
	transition: all 0.2s ease;
}

.bu-match-card:hover {
	border-color: var(--bu-secondary);
	box-shadow: 0 4px 15px rgba(22, 132, 91, 0.1);
}

.bu-match-score {
	font-size: 24px;
	font-weight: 800;
	color: var(--bu-secondary);
	text-align: center;
	min-width: 80px;
}

.bu-btn-whatsapp {
	background: #25D366;
	color: #ffffff !important;
	font-weight: 700;
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 12px 22px;
	border-radius: 8px;
	text-decoration: none;
	transition: all 0.2s ease;
}

.bu-btn-whatsapp:hover {
	background: #1EBE5D;
	transform: translateY(-2px);
	box-shadow: 0 6px 16px rgba(37, 211, 102, 0.25);
}

/* Exam Engine UI */
.bu-exam-container {
	background: #ffffff;
	border-radius: var(--bu-radius);
	box-shadow: var(--bu-shadow);
	border: 1px solid var(--bu-border);
	overflow: hidden;
}

.bu-exam-header {
	background: var(--bu-primary);
	color: #ffffff;
	padding: 18px 25px;
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.bu-exam-timer {
	font-size: 20px;
	font-weight: 800;
	color: #FCD34D;
	display: flex;
	align-items: center;
	gap: 6px;
}

.bu-exam-timer.danger {
	color: #EF4444;
	animation: bu-pulse-danger 1s infinite;
}

.bu-exam-progress-bar {
	width: 100%;
	height: 6px;
	background: #E2E8F0;
	position: relative;
	overflow: hidden;
}

.bu-exam-progress-fill {
	height: 100%;
	background: linear-gradient(90deg, #16845B, #3B82F6);
	width: 0%;
	transition: width 0.3s ease;
}

.bu-exam-body {
	padding: 35px;
}

.bu-question-nav {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin-bottom: 25px;
	padding-bottom: 20px;
	border-bottom: 1px solid var(--bu-border);
}

.bu-q-num {
	width: 36px;
	height: 36px;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	border-radius: 6px;
	border: 1px solid var(--bu-border);
	background: #F8FAFC;
	font-size: 13px;
	font-weight: 600;
	cursor: pointer;
	transition: all 0.2s ease;
	position: relative;
}

.bu-q-num.active {
	background: var(--bu-primary);
	color: #ffffff;
	border-color: var(--bu-primary);
}

.bu-q-num.answered {
	background: #ECFDF5;
	color: var(--bu-secondary);
	border-color: #86EFAC;
}

.bu-q-num.flagged::after {
	content: '🚩';
	position: absolute;
	top: -6px;
	right: -4px;
	font-size: 10px;
}

.bu-option-item {
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 14px 18px;
	border: 1.5px solid var(--bu-border);
	border-radius: 8px;
	margin-bottom: 10px;
	cursor: pointer;
	transition: all 0.2s ease;
	background: #FFFFFF;
}

.bu-option-item:hover {
	background: #F8FAFC;
	border-color: #94A3B8;
	transform: translateX(4px);
}

.bu-option-item.selected {
	background: #F0FDF4;
	border-color: var(--bu-secondary);
	font-weight: 600;
	box-shadow: 0 0 0 2px rgba(22, 132, 91, 0.15);
}

.bu-btn-flag {
	background: transparent;
	border: 1px solid #CBD5E1;
	color: #64748B;
	border-radius: 6px;
	padding: 6px 12px;
	font-size: 12px;
	font-weight: 600;
	cursor: pointer;
	display: inline-flex;
	align-items: center;
	gap: 5px;
	transition: all 0.2s ease;
}

.bu-btn-flag:hover,
.bu-btn-flag.active {
	background: #FEF3C7;
	border-color: #F59E0B;
	color: #B45309;
}

.bu-explanation-box {
	background: #F1F5F9;
	border-left: 4px solid #3B82F6;
	padding: 14px 18px;
	border-radius: 0 8px 8px 0;
	font-size: 13.5px;
	color: #334155;
	margin-top: 12px;
	line-height: 1.5;
}

/* Cookie Bar */
.bu-cookie-bar {
	position: fixed;
	bottom: 0; left: 0; right: 0;
	background: #0B1F3A;
	color: #ffffff;
	padding: 18px 0;
	z-index: 999999;
	box-shadow: 0 -4px 20px rgba(0,0,0,0.15);
}

.bu-cookie-inner {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 20px;
	flex-wrap: wrap;
}

.bu-cookie-text p {
	margin: 0;
	font-size: 13.5px;
	line-height: 1.5;
	color: #E2E8F0;
}

.bu-cookie-text a {
	color: var(--bu-gold);
	text-decoration: underline;
}

.bu-cookie-actions {
	display: flex;
	gap: 10px;
}