*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--font-sans:"Inter",system-ui,-apple-system,sans-serif;--radius-sm:8px;--radius-md:12px;--radius-lg:20px;--radius-xl:28px;--transition:.2s ease;--header-height:72px;--sidebar-width:260px;--bottom-nav-height:60px;--container-max:1200px;--container-padding:24px}.light{--bg-primary:#f8faf9;--bg-secondary:#fff;--bg-tertiary:#eef3f1;--bg-hero:linear-gradient(135deg,#0d3b2e,#1a5c47 50%,#0f4a38);--text-primary:#0f1f1a;--text-secondary:#4a5f56;--text-muted:#7a8f86;--text-inverse:#fff;--accent:#1a7a5e;--accent-hover:#156b52;--accent-light:rgba(26,122,94,.12);--border:#d8e4df;--border-light:#e8f0ec;--shadow-sm:0 1px 3px rgba(15,31,26,.06);--shadow-md:0 4px 20px rgba(15,31,26,.08);--shadow-lg:0 12px 40px rgba(15,31,26,.12);--card-bg:#fff;--header-bg:rgba(248,250,249,.92);--footer-bg:#0f2a22;--footer-text:#c8ddd4;--badge-active:#1a7a5e;--badge-inactive:#6b7f76}.dark{--bg-primary:#0a1410;--bg-secondary:#111f19;--bg-tertiary:#162820;--bg-hero:linear-gradient(135deg,#071510,#0f2a22 50%,#0a1f18);--text-primary:#e8f2ee;--text-secondary:#a8bfb4;--text-muted:#6d857a;--text-inverse:#fff;--accent:#2ecc98;--accent-hover:#25b885;--accent-light:rgba(46,204,152,.15);--border:#243830;--border-light:#1a2e26;--shadow-sm:0 1px 3px rgba(0,0,0,.3);--shadow-md:0 4px 20px rgba(0,0,0,.4);--shadow-lg:0 12px 40px rgba(0,0,0,.5);--card-bg:#111f19;--header-bg:rgba(10,20,16,.92);--footer-bg:#071510;--footer-text:#8fa89c;--badge-active:#2ecc98;--badge-inactive:#4a6358}html{scroll-behavior:smooth}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button{font-family:inherit;cursor:pointer;border:none;background:none}.container{width:100%;max-width:var(--container-max);margin:0 auto;padding:0 var(--container-padding)}.section{padding:80px 0}.section-title{font-size:clamp(1.75rem,4vw,2.5rem);font-weight:700;line-height:1.2;margin-bottom:16px}.section-subtitle{font-size:1.125rem;color:var(--text-secondary);max-width:640px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:var(--radius-md);font-weight:600;font-size:.9375rem;transition:all var(--transition);white-space:nowrap}.btn-primary{background:var(--accent);color:var(--text-inverse)}.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px)}.btn-outline{border:1.5px solid var(--border);color:var(--text-primary);background:transparent}.btn-outline:hover{border-color:var(--accent);color:var(--accent)}.btn-ghost{color:var(--text-secondary);padding:8px 12px}.btn-ghost:hover{color:var(--accent)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}@media(max-width:600px){:root{--container-padding:16px;--header-height:64px}.section{padding:48px 0}.section-subtitle{font-size:1rem}.btn{padding:12px 20px;font-size:.875rem}}