/* ==========================================================================
   CoreBrands Express Solutions — design system
   Light theme is the default token set; dark theme overrides via [data-theme="dark"].
   ========================================================================== */

:root {
	--cb-primary: #0057ff;
	--cb-primary-dark: #0041c4;
	--cb-accent: #00d4b8;

	--cb-bg: #ffffff;
	--cb-bg-alt: #f5f7fb;
	--cb-surface: #ffffff;
	--cb-surface-raised: #ffffff;
	--cb-border: #e4e8f1;
	--cb-text: #10182b;
	--cb-text-muted: #5b6478;
	--cb-text-on-primary: #ffffff;

	--cb-shadow: 0 8px 30px rgba(16, 24, 43, 0.08);
	--cb-shadow-lg: 0 20px 60px rgba(16, 24, 43, 0.14);
	--cb-radius: 16px;
	--cb-radius-sm: 10px;
	--cb-container: 1200px;

	--cb-font-heading: 'Sora', 'Segoe UI', system-ui, sans-serif;
	--cb-font-body: 'Inter', 'Segoe UI', system-ui, sans-serif;

	--cb-transition: 200ms ease;
	--cb-transition-slow: 500ms cubic-bezier(0.22, 1, 0.36, 1);

	color-scheme: light;
}

:root[data-theme="dark"] {
	--cb-bg: #0b0f19;
	--cb-bg-alt: #10162a;
	--cb-surface: #131a2c;
	--cb-surface-raised: #171f35;
	--cb-border: #262f47;
	--cb-text: #eef1fa;
	--cb-text-muted: #97a1bd;
	--cb-text-on-primary: #ffffff;

	--cb-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
	--cb-shadow-lg: 0 24px 70px rgba(0, 0, 0, 0.5);

	color-scheme: dark;
}

/* ==========================================================================
   Reset / base
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
	margin: 0;
	background: var(--cb-bg);
	color: var(--cb-text);
	font-family: var(--cb-font-body);
	font-size: 16px;
	line-height: 1.65;
	-webkit-font-smoothing: antialiased;
	transition: background-color var(--cb-transition), color var(--cb-transition);
	overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4 {
	font-family: var(--cb-font-heading);
	line-height: 1.2;
	margin: 0 0 0.6em;
	color: var(--cb-text);
}
h1 { font-size: clamp(2.1rem, 4vw + 1rem, 3.4rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 2.4vw + 1rem, 2.4rem); font-weight: 700; }
h3 { font-size: 1.2rem; font-weight: 700; }
p { margin: 0 0 1em; color: var(--cb-text-muted); }

a { color: var(--cb-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
	width: 100%;
	max-width: var(--cb-container);
	margin: 0 auto;
	padding: 0 24px;
}
.container-narrow { max-width: 800px; }

.section { padding: clamp(48px, 6vw, 96px) 0; }

.eyebrow {
	display: inline-block;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	font-size: 0.8rem;
	color: var(--cb-primary);
	margin-bottom: 0.75em;
}
.eyebrow-inverse { color: var(--cb-accent); }

.section-header { max-width: 700px; margin: 0 auto 3rem; text-align: center; }
.section-lead { font-size: 1.05rem; }
.section-cta { text-align: center; margin-top: 2.5rem; }

/* Accessibility helpers */
.screen-reader-text {
	position: absolute !important;
	clip: rect(1px, 1px, 1px, 1px);
	width: 1px; height: 1px;
	overflow: hidden;
}
.skip-link {
	position: fixed;
	top: -60px;
	left: 12px;
	z-index: 10000;
	background: var(--cb-primary);
	color: #fff;
	padding: 12px 18px;
	border-radius: var(--cb-radius-sm);
	transition: top var(--cb-transition);
}
.skip-link:focus {
	top: 12px;
	clip: auto; width: auto; height: auto; overflow: visible;
	position: fixed;
}

:focus-visible {
	outline: 3px solid var(--cb-accent);
	outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
	*, *::before, *::after {
		animation-duration: 0.001ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.001ms !important;
		scroll-behavior: auto !important;
	}
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
	display: inline-flex;
	align-items: center;
	gap: 0.5em;
	padding: 0.85em 1.6em;
	border-radius: 999px;
	font-weight: 600;
	font-size: 0.95rem;
	border: 2px solid transparent;
	cursor: pointer;
	transition: transform var(--cb-transition), box-shadow var(--cb-transition), background-color var(--cb-transition), color var(--cb-transition);
	text-decoration: none;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary { background: var(--cb-primary); color: var(--cb-text-on-primary); box-shadow: var(--cb-shadow); }
.btn-primary:hover { background: var(--cb-primary-dark); box-shadow: var(--cb-shadow-lg); }

.btn-accent { background: var(--cb-accent); color: #06281f; }
.btn-accent:hover { filter: brightness(1.08); box-shadow: var(--cb-shadow-lg); }

.btn-outline { background: transparent; color: var(--cb-text); border-color: var(--cb-border); }
.btn-outline:hover { border-color: var(--cb-primary); color: var(--cb-primary); }

.btn-lg { padding: 1em 2em; font-size: 1rem; }

/* ==========================================================================
   Top bar + header
   ========================================================================== */

.topbar {
	background: var(--cb-text);
	color: #fff;
	font-size: 0.85rem;
}
:root[data-theme="dark"] .topbar { background: #05070c; }
.topbar-inner {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 1rem;
	padding: 8px 24px;
	flex-wrap: wrap;
}
.topbar-badge { margin: 0; opacity: 0.85; }
.topbar-cta { color: var(--cb-accent); font-weight: 600; }
.topbar-cta:hover { text-decoration: underline; }

.site-header {
	position: sticky;
	top: 0;
	z-index: 999;
	background: color-mix(in srgb, var(--cb-bg) 88%, transparent);
	backdrop-filter: blur(10px);
	border-bottom: 1px solid var(--cb-border);
}
.header-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1.5rem;
	padding: 14px 24px;
}
.site-logo-text {
	font-family: var(--cb-font-heading);
	font-weight: 800;
	font-size: 1.4rem;
	color: var(--cb-text);
}
.site-logo-text:hover { text-decoration: none; }

.primary-nav .nav-menu {
	display: flex;
	gap: 1.8rem;
	list-style: none;
	margin: 0;
	padding: 0;
}
.primary-nav .nav-menu a {
	color: var(--cb-text);
	font-weight: 600;
	font-size: 0.95rem;
	position: relative;
	padding: 6px 0;
}
.primary-nav .nav-menu a:hover { color: var(--cb-primary); text-decoration: none; }
.primary-nav .nav-menu a::after {
	content: "";
	position: absolute;
	left: 0; bottom: -2px;
	width: 0; height: 2px;
	background: var(--cb-primary);
	transition: width var(--cb-transition);
}
.primary-nav .nav-menu a:hover::after { width: 100%; }

.header-actions { display: flex; align-items: center; gap: 12px; }

.theme-toggle {
	width: 42px; height: 42px;
	border-radius: 50%;
	border: 1px solid var(--cb-border);
	background: var(--cb-surface);
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	transition: background-color var(--cb-transition), transform var(--cb-transition);
}
.theme-toggle:hover { transform: rotate(20deg); }
.theme-toggle-icon {
	width: 18px; height: 18px;
	border-radius: 50%;
	background: var(--cb-text);
	box-shadow: inset -5px -2px 0 var(--cb-surface);
	transition: box-shadow var(--cb-transition);
}
:root[data-theme="dark"] .theme-toggle-icon {
	background: #ffd166;
	box-shadow: none;
}

.mobile-menu-toggle {
	display: none;
	flex-direction: column;
	justify-content: center;
	gap: 5px;
	width: 42px; height: 42px;
	border-radius: 10px;
	border: 1px solid var(--cb-border);
	background: var(--cb-surface);
	cursor: pointer;
}
.mobile-menu-toggle span {
	display: block;
	width: 20px; height: 2px;
	background: var(--cb-text);
	margin: 0 auto;
	transition: transform var(--cb-transition), opacity var(--cb-transition);
}
.mobile-menu-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mobile-menu-toggle.is-open span:nth-child(2) { opacity: 0; }
.mobile-menu-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
	padding: clamp(64px, 10vw, 140px) 0 clamp(48px, 6vw, 90px);
	background:
		radial-gradient(circle at 15% 20%, color-mix(in srgb, var(--cb-primary) 18%, transparent), transparent 55%),
		radial-gradient(circle at 85% 30%, color-mix(in srgb, var(--cb-accent) 16%, transparent), transparent 50%),
		var(--cb-bg-alt);
	text-align: center;
}
.hero-inner { max-width: 820px; }
.hero-title { margin-bottom: 0.5em; }
.hero-subtitle { font-size: 1.15rem; max-width: 620px; margin: 0 auto 2em; }
.hero-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ==========================================================================
   Cards / grids
   ========================================================================== */

.services-grid, .team-grid, .testimonials-grid, .blog-grid, .locations-grid {
	display: grid;
	gap: 1.75rem;
	grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
}

.service-card, .team-card, .testimonial-card, .blog-card, .location-card {
	background: var(--cb-surface);
	border: 1px solid var(--cb-border);
	border-radius: var(--cb-radius);
	padding: 1.75rem;
	box-shadow: var(--cb-shadow);
	transition: transform var(--cb-transition-slow), box-shadow var(--cb-transition-slow), background-color var(--cb-transition);
}
.service-card:hover, .team-card:hover, .testimonial-card:hover, .location-card:hover {
	transform: translateY(-6px);
	box-shadow: var(--cb-shadow-lg);
}

.service-icon {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 56px; height: 56px;
	border-radius: 14px;
	background: color-mix(in srgb, var(--cb-primary) 12%, transparent);
	color: var(--cb-primary);
	font-size: 26px !important;
	margin-bottom: 1rem;
}
.service-title a { color: var(--cb-text); }
.service-title a:hover { color: var(--cb-primary); }
.service-excerpt p { margin-bottom: 1em; }
.service-link { font-weight: 700; }

.team-photo { margin-bottom: 1rem; border-radius: var(--cb-radius-sm); overflow: hidden; }
.team-photo img { aspect-ratio: 4/3.2; object-fit: cover; }
.team-photo-placeholder {
	aspect-ratio: 4/3.2;
	display: flex; align-items: center; justify-content: center;
	background: color-mix(in srgb, var(--cb-primary) 14%, transparent);
	color: var(--cb-primary);
	font-family: var(--cb-font-heading);
	font-size: 2.5rem; font-weight: 800;
	border-radius: var(--cb-radius-sm);
}
.team-name { margin-bottom: 0.2em; }
.team-role { color: var(--cb-text-muted); margin: 0; }

.testimonial-card { text-align: left; position: relative; }
.quote-mark { font-size: 3rem; color: var(--cb-primary); font-family: var(--cb-font-heading); line-height: 0.5; display: block; margin-bottom: 0.5em; }
.testimonial-author { font-weight: 700; color: var(--cb-text); margin: 0; }

.location-card { text-align: center; }
.location-count { color: var(--cb-primary); font-weight: 700; margin: 0; }

/* Blog card */
.blog-card { padding: 0; overflow: hidden; }
.blog-card-thumb { position: relative; display: block; aspect-ratio: 16/10; overflow: hidden; }
.blog-card-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--cb-transition-slow); }
.blog-card:hover .blog-card-thumb img { transform: scale(1.06); }
.blog-card-thumb-placeholder {
	display: block; width: 100%; height: 100%;
	background: linear-gradient(135deg, var(--cb-primary), var(--cb-accent));
}
.blog-date-badge {
	position: absolute; top: 12px; left: 12px;
	background: var(--cb-surface);
	border-radius: var(--cb-radius-sm);
	padding: 6px 10px;
	text-align: center;
	box-shadow: var(--cb-shadow);
	line-height: 1.1;
}
.blog-date-badge .day { display: block; font-weight: 800; font-family: var(--cb-font-heading); }
.blog-date-badge .month { display: block; font-size: 0.7rem; text-transform: uppercase; color: var(--cb-text-muted); }
.blog-card-body { padding: 1.5rem; }
.blog-meta { font-size: 0.85rem; margin-bottom: 0.4em; }
.blog-title a { color: var(--cb-text); }
.blog-title a:hover { color: var(--cb-primary); }
.blog-readmore { font-weight: 700; }

/* ==========================================================================
   About section
   ========================================================================== */

.about-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 3rem;
	align-items: center;
}
.about-media-frame {
	aspect-ratio: 4/3.4;
	border-radius: var(--cb-radius);
	background: linear-gradient(135deg, var(--cb-primary), var(--cb-accent));
	box-shadow: var(--cb-shadow-lg);
}

/* Offer banner */
.offer-banner {
	background: linear-gradient(120deg, var(--cb-primary), var(--cb-primary-dark));
	border-radius: var(--cb-radius);
	color: #fff;
	margin: 0 24px;
	padding: 2.5rem;
}
.offer-banner-inner {
	max-width: var(--cb-container);
	margin: 0 auto;
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 2rem;
	flex-wrap: wrap;
	padding: 0;
}
.offer-banner-inner p { color: rgba(255,255,255,0.85); }
.offer-banner-inner h2 { color: #fff; }

/* ==========================================================================
   Contact page
   ========================================================================== */

.contact-grid {
	display: grid;
	grid-template-columns: 0.8fr 1.2fr;
	gap: 3rem;
	align-items: start;
}
.contact-details-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.25rem; }
.contact-details-list .label { display: block; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--cb-text-muted); margin-bottom: 0.2em; }
.contact-details-list a { color: var(--cb-text); font-weight: 600; }

.contact-form, .newsletter-form { display: grid; gap: 1rem; }
.form-row { display: grid; gap: 0.4rem; }
.form-row-split { grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-row label { font-weight: 600; font-size: 0.9rem; }
.form-honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

input[type="text"], input[type="email"], input[type="tel"], textarea, select {
	width: 100%;
	padding: 0.85em 1em;
	border-radius: var(--cb-radius-sm);
	border: 1px solid var(--cb-border);
	background: var(--cb-surface);
	color: var(--cb-text);
	font-family: inherit;
	font-size: 1rem;
	transition: border-color var(--cb-transition), box-shadow var(--cb-transition);
}
input:focus, textarea:focus, select:focus {
	border-color: var(--cb-primary);
	box-shadow: 0 0 0 3px color-mix(in srgb, var(--cb-primary) 20%, transparent);
	outline: none;
}
textarea { resize: vertical; }

.form-status { margin: 0.5rem 0 0; font-weight: 600; min-height: 1.2em; }
.form-status-success { color: #0f9d58; }
.form-status-error { color: #d93025; }

.newsletter-form { grid-template-columns: 1fr; }
.newsletter-form input { margin-bottom: 0.25rem; }

/* ==========================================================================
   FAQ accordion
   ========================================================================== */

.faq-list { display: grid; gap: 1rem; }
.faq-item { border: 1px solid var(--cb-border); border-radius: var(--cb-radius-sm); background: var(--cb-surface); overflow: hidden; }
.faq-question { margin: 0; }
.faq-toggle {
	width: 100%;
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 1rem;
	padding: 1.1rem 1.4rem;
	background: transparent;
	border: none;
	text-align: left;
	font-family: var(--cb-font-heading);
	font-weight: 700;
	font-size: 1.05rem;
	color: var(--cb-text);
	cursor: pointer;
}
.faq-icon { position: relative; width: 18px; height: 18px; flex-shrink: 0; }
.faq-icon::before, .faq-icon::after {
	content: "";
	position: absolute;
	background: var(--cb-primary);
	top: 50%; left: 50%;
	transform: translate(-50%, -50%);
	transition: transform var(--cb-transition);
}
.faq-icon::before { width: 14px; height: 2px; }
.faq-icon::after { width: 2px; height: 14px; }
.faq-toggle[aria-expanded="true"] .faq-icon::after { transform: translate(-50%, -50%) rotate(90deg) scaleY(0); }
.faq-answer-inner { padding: 0 1.4rem 1.4rem; color: var(--cb-text-muted); }

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer { background: var(--cb-bg-alt); border-top: 1px solid var(--cb-border); margin-top: 4rem; }
.footer-grid {
	display: grid;
	grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
	gap: 2.5rem;
	padding: 4rem 24px 3rem;
}
.footer-heading { font-size: 1.3rem; margin-bottom: 0.6em; }
.widget-title { font-size: 1rem; text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 1em; }
.footer-menu, .footer-contact-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.7rem; }
.footer-menu a, .footer-contact-list a { color: var(--cb-text-muted); }
.footer-menu a:hover, .footer-contact-list a:hover { color: var(--cb-primary); }
.footer-contact-list .label { display: block; font-size: 0.75rem; text-transform: uppercase; color: var(--cb-text-muted); opacity: 0.7; }

.footer-bottom { border-top: 1px solid var(--cb-border); }
.footer-bottom-inner {
	display: flex; justify-content: space-between; align-items: center;
	flex-wrap: wrap; gap: 1rem;
	padding: 1.5rem 24px;
	font-size: 0.85rem;
	color: var(--cb-text-muted);
}
.footer-legal { display: flex; gap: 1.5rem; }
.footer-legal a { color: var(--cb-text-muted); }

/* ==========================================================================
   Scroll-reveal animation
   ========================================================================== */

.reveal {
	opacity: 0;
	transform: translateY(24px);
	transition: opacity var(--cb-transition-slow), transform var(--cb-transition-slow);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 900px) {
	.about-grid, .contact-grid { grid-template-columns: 1fr; }
	.footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
	.primary-nav {
		position: fixed;
		inset: 0 0 0 30%;
		top: 0;
		background: var(--cb-surface);
		box-shadow: var(--cb-shadow-lg);
		padding: 90px 2rem 2rem;
		transform: translateX(100%);
		transition: transform var(--cb-transition-slow);
		z-index: 998;
	}
	.primary-nav.is-open { transform: translateX(0); }
	.primary-nav .nav-menu { flex-direction: column; gap: 1.4rem; }
	.mobile-menu-toggle { display: flex; }
	.header-quote-btn { display: none; }
	.footer-grid { grid-template-columns: 1fr; padding: 3rem 24px 2rem; }
	.form-row-split { grid-template-columns: 1fr; }
	.offer-banner-inner { justify-content: center; text-align: center; }
}

@media (max-width: 480px) {
	.topbar-inner { flex-direction: column; align-items: flex-start; gap: 4px; }
}

/* Nav overlay backdrop for mobile menu */
.nav-backdrop {
	position: fixed; inset: 0;
	background: rgba(0,0,0,0.4);
	opacity: 0; pointer-events: none;
	transition: opacity var(--cb-transition);
	z-index: 997;
}
.nav-backdrop.is-open { opacity: 1; pointer-events: auto; }