/**
 * Main Theme Styles
 * Brand: dev.usantiaging.shop (Biotech & Clinical Aesthetics)
 */

:root {
	--usa-primary: #0f172a;       /* Deep Navy */
	--usa-primary-light: #1e293b;
	--usa-accent: #0ea5e9;        /* Clinical Cyan / Electric Blue */
	--usa-accent-hover: #0284c7;
	--usa-emerald: #10b981;       /* Purity Green */
	--usa-bg-light: #f8fafc;      /* Clean slate background */
	--usa-card-bg: #ffffff;
	--usa-text-main: #334155;
	--usa-text-heading: #0f172a;
	--usa-border: #e2e8f0;
	--usa-radius: 10px;
	--usa-shadow: 0 4px 20px -2px rgba(15, 23, 42, 0.06);
}

/* Ẩn header chữ mặc định của theme Hello Elementor */
#site-header {
	display: none !important;
}



/* Trust Badges Styling */
.usa-trust-badges {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
	gap: 12px;
	margin: 24px 0;
	padding: 16px;
	background: var(--usa-bg-light);
	border: 1px solid var(--usa-border);
	border-radius: var(--usa-radius);
}

.usa-badge-item {
	display: flex;
	align-items: center;
	gap: 12px;
}

.usa-badge-icon {
	font-size: 24px;
	display: flex;
	align-items: center;
	justify-content: center;
	width: 44px;
	height: 44px;
	background: #ffffff;
	border-radius: 50%;
	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.usa-badge-text {
	display: flex;
	flex-direction: column;
}

.usa-badge-text strong {
	font-size: 13px;
	color: var(--usa-text-heading);
	font-weight: 700;
	line-height: 1.2;
}

.usa-badge-text span {
	font-size: 11px;
	color: #64748b;
}

/* Containers & Common Components */
.usa-container {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 20px;
}

.usa-subheading {
	display: inline-block;
	font-size: 13px;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 1.2px;
	color: var(--usa-accent);
	margin-bottom: 8px;
}

.usa-section-header {
	text-align: center;
	margin-bottom: 40px;
}

.usa-section-title {
	font-size: 32px;
	font-weight: 800;
	color: var(--usa-text-heading);
	margin: 0;
}

/* Buttons */
.usa-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 12px 24px;
	border-radius: 8px;
	font-weight: 700;
	font-size: 14px;
	text-decoration: none;
	transition: all 0.2s ease;
	cursor: pointer;
}

.usa-btn-primary {
	background: var(--usa-accent);
	color: #ffffff !important;
	border: 2px solid var(--usa-accent);
}

.usa-btn-primary:hover {
	background: var(--usa-accent-hover);
	border-color: var(--usa-accent-hover);
}

.usa-btn-outline {
	background: transparent;
	color: var(--usa-text-heading) !important;
	border: 2px solid var(--usa-border);
}

.usa-btn-outline:hover {
	border-color: var(--usa-accent);
	color: var(--usa-accent) !important;
}

.usa-btn-secondary {
	background: var(--usa-primary);
	color: #ffffff !important;
	border: 2px solid var(--usa-primary);
}

.usa-btn-secondary:hover {
	background: var(--usa-primary-light);
}

/* Hero Section */
.usa-hero-section {
	background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
	color: #ffffff;
	padding: 90px 0 80px;
	text-align: center;
}

.usa-hero-content {
	max-width: 820px;
	margin: 0 auto;
}

.usa-badge-pill {
	display: inline-block;
	background: rgba(14, 165, 233, 0.15);
	border: 1px solid rgba(14, 165, 233, 0.4);
	color: #38bdf8;
	padding: 6px 16px;
	border-radius: 50px;
	font-size: 13px;
	font-weight: 600;
	margin-bottom: 20px;
	letter-spacing: 0.5px;
}

.usa-hero-title {
	font-size: 46px;
	font-weight: 800;
	line-height: 1.15;
	color: #ffffff;
	margin-bottom: 20px;
}

.usa-hero-desc {
	font-size: 18px;
	color: #94a3b8;
	line-height: 1.6;
	margin-bottom: 32px;
}

.usa-hero-actions {
	display: flex;
	gap: 16px;
	justify-content: center;
	flex-wrap: wrap;
}

/* Category Grid */
.usa-categories-section {
	padding: 70px 0;
	background: #ffffff;
}

.usa-category-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
	gap: 24px;
}

.usa-cat-card {
	background: var(--usa-bg-light);
	border: 1px solid var(--usa-border);
	border-radius: var(--usa-radius);
	padding: 28px;
	transition: transform 0.2s ease, border-color 0.2s ease;
}

.usa-cat-card:hover {
	transform: translateY(-4px);
	border-color: var(--usa-accent);
}

.usa-cat-icon {
	font-size: 32px;
	margin-bottom: 16px;
}

.usa-cat-card h3 {
	font-size: 18px;
	font-weight: 700;
	color: var(--usa-text-heading);
	margin-bottom: 10px;
}

.usa-cat-card p {
	font-size: 14px;
	color: #64748b;
	line-height: 1.5;
	margin-bottom: 16px;
}

.usa-cat-link {
	font-size: 13px;
	font-weight: 700;
	color: var(--usa-accent);
	text-decoration: none;
}

/* Featured Products Section */
.usa-featured-products-section {
	padding: 60px 0;
	background: var(--usa-bg-light);
}

/* Science Section */
.usa-science-section {
	padding: 80px 0;
	background: #ffffff;
}

.usa-science-grid {
	display: grid;
	grid-template-columns: 1.2fr 0.8fr;
	gap: 48px;
	align-items: center;
}

.usa-science-text h2 {
	font-size: 32px;
	font-weight: 800;
	color: var(--usa-text-heading);
	margin-bottom: 16px;
	line-height: 1.25;
}

.usa-science-text p {
	font-size: 15px;
	color: #64748b;
	line-height: 1.6;
	margin-bottom: 20px;
}

.usa-science-list {
	list-style: none;
	padding: 0;
	margin: 0 0 28px 0;
}

.usa-science-list li {
	font-size: 14px;
	color: #334155;
	font-weight: 600;
	margin-bottom: 10px;
}

.usa-science-card {
	background: linear-gradient(135deg, #0f172a, #1e293b);
	padding: 32px;
	border-radius: 16px;
	color: #ffffff;
	display: flex;
	flex-direction: column;
	gap: 16px;
}

.usa-spec-box {
	background: rgba(255, 255, 255, 0.05);
	border: 1px solid rgba(255, 255, 255, 0.1);
	padding: 16px 20px;
	border-radius: 10px;
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.usa-spec-label {
	font-size: 13px;
	color: #94a3b8;
}

.usa-spec-val {
	font-size: 16px;
	font-weight: 700;
	color: #38bdf8;
}

/* Disclaimer Section */
.usa-disclaimer-section {
	padding: 30px 0;
	background: #f1f5f9;
}

.usa-disclaimer-card {
	border-left: 4px solid #94a3b8;
	background: #ffffff;
	padding: 16px 20px;
	border-radius: 0 8px 8px 0;
	font-size: 13px;
	color: #64748b;
	line-height: 1.5;
}

.usa-disclaimer-card strong {
	color: #0f172a;
}

/* Pages Common Banner (About, Contact) */
.usa-page-banner {
	background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
	color: #ffffff;
	padding: 60px 0 50px;
	text-align: center;
}

.usa-page-title {
	font-size: 38px;
	font-weight: 800;
	color: #ffffff;
	margin: 8px 0 14px;
}

.usa-page-desc {
	font-size: 16px;
	color: #94a3b8;
	max-width: 680px;
	margin: 0 auto;
	line-height: 1.6;
}

/* About Page Styles */
.usa-about-content-section {
	padding: 70px 0;
	background: #ffffff;
}

.usa-about-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 48px;
}

.usa-about-col h2 {
	font-size: 26px;
	font-weight: 800;
	color: var(--usa-text-heading);
	margin-bottom: 20px;
}

.usa-about-col p {
	font-size: 15px;
	color: #475569;
	line-height: 1.7;
	margin-bottom: 16px;
}

.usa-pillar-item {
	background: var(--usa-bg-light);
	border: 1px solid var(--usa-border);
	padding: 16px 20px;
	border-radius: 8px;
	margin-bottom: 14px;
}

.usa-pillar-item h4 {
	font-size: 15px;
	font-weight: 700;
	color: var(--usa-text-heading);
	margin: 0 0 6px 0;
}

.usa-pillar-item p {
	margin: 0;
	font-size: 13px;
	color: #64748b;
}

/* Contact Page Styles */
.usa-contact-section {
	padding: 70px 0;
	background: #ffffff;
}

.usa-contact-grid {
	display: grid;
	grid-template-columns: 1fr 1.2fr;
	gap: 40px;
}

.usa-contact-info-card,
.usa-contact-form-card {
	background: var(--usa-bg-light);
	border: 1px solid var(--usa-border);
	border-radius: var(--usa-radius);
	padding: 32px;
}

.usa-contact-info-card h3,
.usa-contact-form-card h3 {
	font-size: 22px;
	font-weight: 800;
	color: var(--usa-text-heading);
	margin-bottom: 12px;
}

.usa-info-intro {
	font-size: 14px;
	color: #64748b;
	line-height: 1.5;
	margin-bottom: 24px;
}

.usa-info-block {
	display: flex;
	gap: 16px;
	margin-bottom: 20px;
}

.usa-info-icon {
	font-size: 22px;
	width: 44px;
	height: 44px;
	background: #ffffff;
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	box-shadow: 0 2px 8px rgba(0,0,0,0.04);
	flex-shrink: 0;
}

.usa-info-block strong {
	display: block;
	font-size: 14px;
	color: var(--usa-text-heading);
	margin-bottom: 4px;
}

.usa-info-block p {
	margin: 0;
	font-size: 13px;
	color: #64748b;
}

.usa-contact-faq {
	padding: 60px 0;
	background: var(--usa-bg-light);
}

.usa-faq-list {
	max-width: 800px;
	margin: 0 auto;
	display: flex;
	flex-direction: column;
	gap: 16px;
}

.usa-faq-item {
	background: #ffffff;
	border: 1px solid var(--usa-border);
	border-radius: 10px;
	padding: 24px;
}

.usa-faq-item h4 {
	font-size: 16px;
	font-weight: 700;
	color: var(--usa-text-heading);
	margin: 0 0 8px 0;
}

.usa-faq-item p {
	margin: 0;
	font-size: 14px;
	color: #64748b;
	line-height: 1.6;
}

@media (max-width: 768px) {
	.usa-hero-title {
		font-size: 32px;
	}
	.usa-science-grid,
	.usa-about-grid,
	.usa-contact-grid {
		grid-template-columns: 1fr;
	}
}