:root {
	--qf-base: #F8F9FA;
	--qf-surface: #FFFFFF;
	--qf-text: #1A1A2E;
	--qf-text-muted: #6C757D;
	--qf-accent: #2E86DE;
	--qf-accent-2: #10AC84;
	--qf-radius: 16px;
	--qf-border: rgba(26, 26, 46, 0.08);
	--qf-max: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
	margin: 0;
	background: var(--qf-base);
	color: var(--qf-text);
	font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 { font-family: 'Poppins', 'Inter', sans-serif; font-weight: 700; line-height: 1.2; margin: 0 0 0.5em; }
p { margin: 0 0 1em; color: var(--qf-text); }
a { color: var(--qf-accent); text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
code, .qf-mono { font-family: 'Roboto Mono', monospace; }

.qf-container { max-width: var(--qf-max); margin: 0 auto; padding: 0 24px; }
.qf-content-narrow { max-width: 760px; }
.qf-section { padding: 72px 0; }
.qf-section-title { text-align: center; font-size: clamp(1.75rem, 3vw, 2.5rem); margin-bottom: 48px; }
.qf-eyebrow { display: inline-block; color: var(--qf-accent); font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; font-size: 0.85rem; margin-bottom: 12px; }

/* Buttons */
.qf-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 28px; border-radius: 999px; font-weight: 600; transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease; }
.qf-btn-primary { background: var(--qf-accent); color: #fff; box-shadow: 0 8px 24px rgba(46, 134, 222, 0.28); }
.qf-btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(46, 134, 222, 0.35); color: #fff; }
.qf-btn-ghost { background: transparent; color: var(--qf-text); border: 1.5px solid var(--qf-border); }
.qf-btn-ghost:hover { border-color: var(--qf-accent); color: var(--qf-accent); }

/* Glassmorphism */
.qf-glass {
	background: rgba(255, 255, 255, 0.6);
	backdrop-filter: blur(16px);
	-webkit-backdrop-filter: blur(16px);
	border: 1px solid rgba(255, 255, 255, 0.5);
	box-shadow: 0 8px 32px rgba(26, 26, 46, 0.06);
}

/* Header */
.qf-header { position: sticky; top: 0; z-index: 100; background: rgba(248, 249, 250, 0.75); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--qf-border); }
.qf-header-inner { display: flex; align-items: center; gap: 32px; height: 76px; }
.qf-logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.15rem; color: var(--qf-text); margin-right: auto; }
.qf-logo img { border-radius: 6px; }
.qf-nav-list { list-style: none; display: flex; gap: 28px; margin: 0; padding: 0; }
.qf-nav-list a { color: var(--qf-text); font-weight: 500; }
.qf-nav-list a:hover { color: var(--qf-accent); }
.qf-header-cta { display: inline-flex; }
.qf-menu-toggle { display: none; width: 44px; height: 44px; background: none; border: none; flex-direction: column; justify-content: center; align-items: center; gap: 5px; cursor: pointer; }
.qf-menu-toggle span { width: 22px; height: 2px; background: var(--qf-text); }
.qf-mobile-nav { display: none; flex-direction: column; gap: 16px; padding: 24px; background: var(--qf-surface); border-top: 1px solid var(--qf-border); }
.qf-mobile-nav.is-open { display: flex; }
.qf-mobile-nav-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 16px; }

/* Hero */
.qf-hero { position: relative; overflow: hidden; padding: 120px 0 96px; text-align: center; }
.qf-hero-inner { position: relative; z-index: 1; max-width: 820px; margin: 0 auto; }
.qf-hero h1 { font-size: clamp(2.2rem, 5vw, 3.75rem); }
.qf-hero-sub { font-size: 1.15rem; color: var(--qf-text-muted); max-width: 620px; margin: 0 auto 32px; }
.qf-hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.qf-hero-glow { position: absolute; top: -20%; left: 50%; transform: translateX(-50%); width: 900px; height: 900px; background: radial-gradient(circle, rgba(46,134,222,0.16) 0%, rgba(16,172,132,0.08) 45%, transparent 70%); z-index: 0; pointer-events: none; }

/* Marquee */
.qf-marquee-section { padding: 32px 0; border-top: 1px solid var(--qf-border); border-bottom: 1px solid var(--qf-border); overflow: hidden; }
.qf-marquee { width: 100%; overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.qf-marquee-track { display: flex; gap: 64px; width: max-content; animation: qf-scroll 28s linear infinite; }
.qf-marquee-item { color: var(--qf-text-muted); font-weight: 600; font-size: 1.1rem; white-space: nowrap; }
@keyframes qf-scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* Bento grid */
.qf-bento { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.qf-bento-3 { grid-template-columns: repeat(3, 1fr); }
.qf-bento-tile { padding: 32px; border-radius: var(--qf-radius); transition: transform 0.2s ease; }
.qf-bento-tile:hover { transform: translateY(-4px); }
.qf-tile-icon { font-size: 2rem; margin-bottom: 16px; }
.qf-bento-tile h3 { font-size: 1.15rem; margin-bottom: 8px; }
.qf-bento-tile p { color: var(--qf-text-muted); margin: 0; }

/* Case study */
.qf-case-study-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.qf-case-study-media img, .qf-case-study-placeholder { border-radius: var(--qf-radius); width: 100%; aspect-ratio: 4/3; object-fit: cover; background: linear-gradient(135deg, rgba(46,134,222,0.15), rgba(16,172,132,0.15)); }
.qf-case-study-copy p { color: var(--qf-text-muted); }

/* Testimonials */
.qf-testimonial-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.qf-testimonial { padding: 28px; border-radius: var(--qf-radius); margin: 0; }
.qf-testimonial p { font-size: 1.05rem; margin-bottom: 16px; }
.qf-testimonial footer { color: var(--qf-text-muted); font-size: 0.9rem; }

/* CTA band */
.qf-cta-band { background: var(--qf-text); color: #fff; padding: 80px 0; text-align: center; }
.qf-cta-inner h2 { color: #fff; }
.qf-cta-inner p { color: rgba(255,255,255,0.7); max-width: 500px; margin: 0 auto 28px; }

/* Stats */
.qf-stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; text-align: center; }
.qf-stat { display: flex; flex-direction: column; gap: 4px; }
.qf-stat-num { font-family: 'Poppins', sans-serif; font-weight: 800; font-size: 2.5rem; color: var(--qf-accent); }
.qf-stat-label { color: var(--qf-text-muted); font-size: 0.95rem; }

/* Team */
.qf-team-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 24px; }
.qf-team-card { padding: 24px; border-radius: var(--qf-radius); text-align: center; }
.qf-team-avatar { width: 88px; height: 88px; border-radius: 50%; margin: 0 auto 16px; background: linear-gradient(135deg, var(--qf-accent), var(--qf-accent-2)); }
.qf-team-role { color: var(--qf-text-muted); font-size: 0.9rem; margin: 0; }

/* Solutions page */
.qf-solutions-list { display: flex; flex-direction: column; gap: 64px; }
.qf-solution-row { display: grid; grid-template-columns: 320px 1fr; gap: 48px; align-items: center; }
.qf-solution-row-reverse { direction: rtl; }
.qf-solution-row-reverse > * { direction: ltr; }
.qf-solution-visual { aspect-ratio: 4/3; border-radius: var(--qf-radius); display: flex; align-items: center; justify-content: center; }
.qf-solution-visual .qf-tile-icon { font-size: 4rem; margin: 0; }
.qf-feature-list { list-style: none; padding: 0; margin: 16px 0 24px; display: flex; flex-direction: column; gap: 8px; }
.qf-feature-list li { padding-left: 28px; position: relative; color: var(--qf-text-muted); }
.qf-feature-list li::before { content: "✓"; position: absolute; left: 0; color: var(--qf-accent-2); font-weight: 700; }

/* Projects */
.qf-project-filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 40px; }
.qf-filter-pill { padding: 8px 18px; border-radius: 999px; border: 1.5px solid var(--qf-border); color: var(--qf-text-muted); font-size: 0.9rem; font-weight: 500; }
.qf-filter-pill.is-active, .qf-filter-pill:hover { border-color: var(--qf-accent); color: var(--qf-accent); }
.qf-project-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.qf-project-card { display: block; border-radius: var(--qf-radius); overflow: hidden; color: var(--qf-text); transition: transform 0.2s ease; }
.qf-project-card:hover { transform: translateY(-4px); }
.qf-project-thumb img, .qf-project-thumb-placeholder { width: 100%; aspect-ratio: 16/10; object-fit: cover; background: linear-gradient(135deg, rgba(46,134,222,0.15), rgba(16,172,132,0.15)); }
.qf-project-card h2 { font-size: 1.1rem; margin: 16px 20px 8px; }
.qf-project-card p { margin: 0 20px 20px; color: var(--qf-text-muted); font-size: 0.95rem; }
.qf-project-tags { display: flex; gap: 8px; margin-bottom: 16px; }
.qf-tag { background: rgba(46,134,222,0.1); color: var(--qf-accent); padding: 4px 12px; border-radius: 999px; font-size: 0.8rem; font-weight: 600; }
.qf-project-hero-image img { border-radius: var(--qf-radius); margin: 32px auto; max-width: var(--qf-max); }

/* Contact */
.qf-contact-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 48px; }
.qf-contact-form { padding: 40px; border-radius: var(--qf-radius); }
.qf-contact-form input, .qf-contact-form textarea { width: 100%; min-height: 44px; padding: 12px 16px; border-radius: 10px; border: 1.5px solid var(--qf-border); background: #fff; font-family: inherit; margin-bottom: 16px; }
.qf-contact-info h3 { font-size: 1rem; margin-top: 24px; }
.qf-contact-info h3:first-child { margin-top: 0; }
.qf-privacy-note { color: var(--qf-text-muted); font-size: 0.85rem; }

/* Footer */
.qf-footer { background: var(--qf-surface); border-top: 1px solid var(--qf-border); padding: 64px 0 24px; margin-top: 40px; }
.qf-footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 48px; }
.qf-footer-brand p { color: var(--qf-text-muted); margin-top: 12px; }
.qf-footer h4 { font-size: 0.95rem; margin-bottom: 16px; }
.qf-footer-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.qf-footer-list a { color: var(--qf-text-muted); }
.qf-footer-list a:hover { color: var(--qf-accent); }
.qf-footer-bottom { border-top: 1px solid var(--qf-border); padding-top: 24px; color: var(--qf-text-muted); font-size: 0.85rem; }

/* Fade-in on scroll */
.qf-fade-in { opacity: 0; transform: translateY(16px); transition: opacity 0.6s ease, transform 0.6s ease; }
.qf-fade-in.is-visible { opacity: 1; transform: translateY(0); }

/* Mobile-first responsive */
@media (max-width: 900px) {
	.qf-nav-primary, .qf-header-cta { display: none; }
	.qf-menu-toggle { display: flex; }
	.qf-bento, .qf-bento-3, .qf-testimonial-grid, .qf-project-grid { grid-template-columns: 1fr; }
	.qf-case-study-inner, .qf-contact-grid { grid-template-columns: 1fr; }
	.qf-solution-row, .qf-solution-row-reverse { grid-template-columns: 1fr; direction: ltr; }
	.qf-stats-grid { grid-template-columns: repeat(2, 1fr); }
	.qf-footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
	.qf-stats-grid, .qf-footer-grid { grid-template-columns: 1fr; }
	.qf-section { padding: 48px 0; }
}