*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{-webkit-font-smoothing:antialiased;min-height:100vh;line-height:1.6}img,picture,video,canvas,svg{max-width:100%;display:block}input,button,textarea,select{font:inherit}p,h1,h2,h3,h4,h5,h6{overflow-wrap:break-word}:root{--color-bg:#0d1b2a;--color-accent:#1c4587;--color-accent-light:#1c4587b3;--color-text:#fff;--color-text-muted:#b0bec5;--color-section-bg:#f9f9f9;--color-section-text:#1a1a2e;--font-heading:"Lexend", sans-serif;--font-body:"Montserrat", sans-serif;--max-width:1100px;--nav-height:64px}body{font-family:var(--font-body);background-color:var(--color-bg);color:var(--color-text)}h1,h2,h3,h4{font-family:var(--font-heading);font-weight:700}a{color:inherit;text-decoration:none}.nav{z-index:100;height:var(--nav-height);background:var(--color-bg);border-bottom:2px solid var(--color-accent);justify-content:space-between;align-items:center;padding:0 1.5rem;display:flex;position:fixed;top:0;left:0;right:0}.nav__logo{font-family:var(--font-heading);color:var(--color-text);white-space:nowrap;font-size:1.2rem;font-weight:700}.nav__links{gap:2rem;list-style:none;display:flex}.nav__links a{font-family:var(--font-body);border-bottom:2px solid #0000;padding:.25rem 0;font-size:.95rem;font-weight:500;transition:color .2s}.nav__links a:hover,.nav__links a.active{color:#7eb8ff;border-bottom-color:#7eb8ff}.nav__hamburger{cursor:pointer;background:0 0;border:none;padding:.5rem;display:none}.nav__hamburger span{background:var(--color-text);width:24px;height:2px;margin:5px 0;transition:transform .3s,opacity .3s;display:block}main{margin-top:var(--nav-height)}.container{max-width:var(--max-width);margin:0 auto;padding:0 1.5rem}.section{padding:4rem 1.5rem}.section--light{background:var(--color-section-bg);color:var(--color-section-text)}.section--dark{background:var(--color-bg);color:var(--color-text)}.section__title{text-align:center;margin-bottom:1.5rem;font-size:2rem}.section__text{text-align:center;max-width:700px;margin:0 auto;font-size:1.05rem;line-height:1.8}.btn{font-family:var(--font-heading);cursor:pointer;border:none;border-radius:6px;padding:.75rem 2rem;font-size:1rem;font-weight:600;transition:background .2s,transform .1s;display:inline-block}.btn:active{transform:scale(.97)}.btn--primary{background:var(--color-accent);color:var(--color-text)}.btn--primary:hover{background:var(--color-accent-light)}.footer{text-align:center;border-top:2px solid var(--color-accent);color:var(--color-text-muted);padding:2rem 1.5rem;font-size:.85rem}@media (width<=768px){.nav__hamburger{display:block}.nav__links{top:var(--nav-height);background:var(--color-bg);border-bottom:2px solid var(--color-accent);flex-direction:column;gap:1rem;padding:1rem 1.5rem;display:none;position:absolute;left:0;right:0}.nav__links.open{display:flex}.section__title{font-size:1.5rem}}@media (width<=480px){.nav__logo{font-size:1rem}.section{padding:2.5rem 1rem}}