*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--color-primary:#007AFF;--color-primary-dark:#0056CC;--color-bg:#ffffff;--color-bg-alt:#f9fafb;--color-bg-card:#ffffff;--color-text:#111827;--color-text-secondary:#4B5563;--color-text-muted:#9CA3AF;--color-border:#E5E7EB;--color-accent:#EEF2FF;--font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--max-width:1120px;--section-padding:96px 24px;--radius:16px;--radius-sm:12px}html{scroll-behavior:smooth}body{font-family:var(--font-sans);background:var(--color-bg);color:var(--color-text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.6}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{max-width:var(--max-width);margin:0 auto;padding:0 24px}.section,.section-alt{padding:var(--section-padding)}.section-alt{background:var(--color-bg-alt)}.section-title{font-size:clamp(1.75rem,4vw,2.5rem);font-weight:700;letter-spacing:-.02em;line-height:1.2}.section-subtitle{font-size:clamp(1rem,2vw,1.2rem);color:var(--color-text-secondary);max-width:560px;margin-top:12px;line-height:1.6}.btn-primary{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius-sm);font-size:1rem;font-weight:600;cursor:pointer;transition:background .2s}.btn-primary:hover{background:var(--color-primary-dark)}.btn-secondary{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;background:var(--color-bg-alt);color:var(--color-text);border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:1rem;font-weight:600;cursor:pointer;transition:background .2s}.btn-secondary:hover{background:var(--color-border)}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:after,:before{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}@media (max-width:768px){:root{--section-padding:64px 20px}}