header{width:100%;background-color:#fff;box-shadow:0 2px 4px #0000000d;padding:0 1.5rem;position:sticky;top:0;z-index:100;display:flex;justify-content:center;align-items:center}.header__container{max-width:1200px;width:100%;display:flex;justify-content:space-between;align-items:center}.header__logo{height:auto;max-height:5rem;width:auto;padding-top:.5rem}.header__logo-link{display:flex;align-items:center}.header__burger{display:none;font-size:1.5rem;background:none;border:none;cursor:pointer}.header__nav{display:flex;gap:2rem}.header__nav ul{display:flex;gap:2rem;margin:0;padding:0;list-style:none}.header__nav li a{text-decoration:none;color:#1d4ed8;font-weight:500;transition:color .2s}.header__nav li a:hover{color:#2563eb}@media(max-width:768px){header{padding:0 .5rem}.header__burger{display:block}.header__nav{position:absolute;top:100%;right:0;background:#fff;width:200px;display:none;flex-direction:column;padding:1rem;box-shadow:0 2px 4px #0000001a}.header__nav.open{display:flex}.header__nav ul{flex-direction:column;gap:1rem}.header__logo{max-height:40px}}.home{max-width:1200px;margin:0 auto;padding:2rem 1.5rem}.home__hero{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center}.home__hero-content h1{font-size:2.5rem;line-height:1.2;margin-bottom:1rem;color:#1f2933}.home__hero-content p{font-size:1.1rem;line-height:1.6;margin-bottom:2rem;color:#4b5563}.home__cta{display:inline-block;padding:.75rem 1.5rem;background-color:#1d4ed8;color:#fff;text-decoration:none;font-weight:500;border-radius:4px;transition:background-color .2s}.home__cta:hover{background-color:#2563eb}.home__hero-image img{width:100%;height:auto;border-radius:8px}@media(max-width:768px){.home__hero{grid-template-columns:1fr;text-align:center}.home__hero-content h1{font-size:2rem}}.about{max-width:1100px;margin:0 auto;padding:3rem 1.5rem}.about__intro{display:grid;grid-template-columns:1fr 2fr;gap:3rem;align-items:center;margin-bottom:4rem}.about__image-wrapper{width:100%}.about__image{width:100%;height:auto;border-radius:12px;object-fit:cover}.about__content h1{margin-bottom:1rem}.about__content p{margin-bottom:1rem;line-height:1.6}.about__materials{display:grid;grid-template-columns:2fr 1fr;gap:3rem;align-items:center}.about__materials-image{width:100%;height:auto;border-radius:12px;object-fit:cover}.about__materials-content h2{margin-bottom:1rem}.about__materials-content p{margin-bottom:1rem;line-height:1.6}@media(max-width:768px){.about__intro,.about__materials{grid-template-columns:1fr}.about{padding:2rem 1rem}}.contact{max-width:600px;margin:0 auto;padding:3rem 1.5rem;text-align:center}.contact__intro{margin-bottom:2rem;color:#555}.contact__form{display:flex;flex-direction:column;gap:1.5rem;text-align:left}.contact__form label{display:flex;flex-direction:column;font-weight:500;gap:.5rem}.contact__form input,.contact__form textarea{padding:.75rem;border-radius:6px;border:1px solid #ccc;font-size:1rem}.contact__form input:focus,.contact__form textarea:focus{outline:none;border-color:#1d4ed8}.contact__form button{margin-top:1rem;padding:.75rem;background-color:#1d4ed8;color:#fff;border:none;border-radius:6px;font-size:1rem;cursor:pointer}.contact__form button:disabled{opacity:.6;cursor:not-allowed}.contact__success,.contact__error{margin-top:1.5rem;padding:1rem;border-radius:6px;font-size:.95rem}.contact__success{background-color:#ecfdf5;color:#065f46;border:1px solid #a7f3d0}.contact__error{background-color:#fef2f2;color:#991b1b;border:1px solid #fecaca}.contact__honeypot{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}.footer{margin-top:4rem;padding:2rem 0;border-top:1px solid #e5e7eb;background-color:#fff}.footer__container{max-width:1200px;margin:0 auto;padding:0 1.5rem;display:flex;justify-content:space-between;align-items:flex-start;gap:2rem}.footer__name{font-weight:600;margin:0 0 .25rem}.footer__meta p{margin:0;color:#6b7280;font-size:.9rem}@media(max-width:768px){.footer__brand{display:none}.footer__container{justify-content:center}.footer__meta{text-align:center}}.app{min-height:100vh;display:flex;flex-direction:column}.app__main{flex:1}.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}*,*:before,*:after{box-sizing:border-box}html{font-size:16px}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.6;color:#1f2933;background-color:#fff}h1,h2,h3,h4,h5,h6{margin:0 0 .75em;font-weight:600;line-height:1.25}p{margin:0 0 1em;max-width:65ch}a{color:#1d4ed8;text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;display:block}