.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:0.875rem 1.75rem;border-radius:var(--radius-sm);font-weight:700;font-size:var(--text-sm);text-transform:uppercase;letter-spacing:0.05em;cursor:pointer;border:none;transition:all var(--transition-normal);text-align:center;text-decoration:none}.btn--accent{background-color:var(--color-accent);color:var(--color-primary-dark)}.btn--accent:hover{background-color:var(--color-accent-hover);transform:translateY(-2px);box-shadow:var(--shadow-md)}.site-header{position:fixed;top:0;left:0;width:100%;background-color:var(--color-white);box-shadow:var(--shadow-sm);z-index:1000;transition:background-color var(--transition-normal),padding var(--transition-normal),box-shadow var(--transition-normal);padding:var(--space-4) 0}.site-header.is-scrolled{padding:var(--space-2) 0;box-shadow:var(--shadow-md)}.site-header__inner{display:flex;align-items:center;justify-content:space-between}.site-header__logo{max-height:45px;width:auto;display:block}.site-header__nav{display:flex;align-items:center}.nav-list{display:flex;gap:var(--space-5);list-style:none;margin:0;padding:0}.nav-list__link{color:var(--color-text-main);font-weight:600;font-size:var(--text-sm);text-transform:uppercase;letter-spacing:0.05em;position:relative;padding:var(--space-2) 0}.nav-list__link:hover{color:var(--color-primary)}.nav-list__link::after{content:'';position:absolute;bottom:0;left:0;width:0%;height:2px;background-color:var(--color-accent);transition:width var(--transition-normal)}.nav-list__link:hover::after{width:100%}.site-header__actions-mobile{display:none}.site-header__mobile-toggle{display:none;background:none;border:none;cursor:pointer;padding:var(--space-1);width:34px;height:24px;position:relative;z-index:1001}.site-header__mobile-toggle span{display:block;width:100%;height:2px;background-color:var(--color-primary);position:absolute;left:0;transition:all var(--transition-normal)}.site-header__mobile-toggle span:nth-child(1){top:2px}.site-header__mobile-toggle span:nth-child(2){top:11px}.site-header__mobile-toggle span:nth-child(3){top:20px}@media (max-width:991px){.site-header__actions{display:none}.site-header__mobile-toggle{display:block}.site-header__nav{position:fixed;top:0;right:-100%;width:100%;height:100vh;background-color:var(--color-white);flex-direction:column;justify-content:center;transition:right var(--transition-normal);z-index:1000}.site-header__nav.is-open{right:0}.nav-list{flex-direction:column;align-items:center;gap:var(--space-6)}.nav-list__link{font-size:var(--text-xl)}.site-header__actions-mobile{display:block;margin-top:var(--space-6)}.site-header__mobile-toggle.is-active span:nth-child(1){transform:rotate(45deg);top:11px}.site-header__mobile-toggle.is-active span:nth-child(2){opacity:0}.site-header__mobile-toggle.is-active span:nth-child(3){transform:rotate(-45deg);top:11px}}