.app-header{position:sticky;top:0;z-index:100;height:100px;background:#fff0;transition:background var(--transition-base),box-shadow var(--transition-base)}.app-header--scrolled{background:var(--color-white);box-shadow:var(--shadow-sm)}.app-header__inner{display:flex;align-items:center;height:100%;gap:var(--space-8)}.app-header__logo{flex-shrink:0;display:flex;align-items:center}.app-header__logo img{height:80px;width:auto}.app-header__nav{display:flex;align-items:center;gap:var(--space-6);flex:1;justify-content:center}.app-header__link{font-size:var(--text-sm);font-weight:var(--weight-medium);color:var(--color-neutral-700);padding-bottom:4px;border-bottom:2px solid #fff0;transition:color var(--transition-fast),border-color var(--transition-fast)}.app-header__link:hover{color:var(--color-primary-600)}.app-header__link--active{color:var(--color-primary-600);border-bottom-color:var(--color-primary-500)}.app-header__cta{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;padding:var(--space-2) var(--space-5);background:var(--color-primary-500);color:var(--color-white);font-size:var(--text-sm);font-weight:var(--weight-semibold);border-radius:var(--border-radius-full);transition:background var(--transition-fast),box-shadow var(--transition-fast)}.app-header__cta:hover{background:var(--color-primary-600);box-shadow:var(--shadow-sm)}.app-header__cta--full{width:100%}.app-header__hamburger{display:none;flex-direction:column;justify-content:center;gap:5px;width:40px;height:40px;padding:8px;margin-left:auto;background:none;border:none;cursor:pointer}.app-header__hamburger span{display:block;width:24px;height:2px;background:var(--color-neutral-800);border-radius:2px;transform-origin:center;transition:transform var(--transition-base),opacity var(--transition-base)}.app-header__hamburger--open span:nth-child(1){transform:translateY(7px) rotate(45deg)}.app-header__hamburger--open span:nth-child(2){opacity:0}.app-header__hamburger--open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.app-header__overlay{position:fixed;inset:0;z-index:99;background:rgb(0 0 0 / .5);opacity:0;pointer-events:none;transition:opacity var(--transition-base)}.app-header__overlay.is-visible{opacity:1;pointer-events:auto}.app-header__drawer{position:fixed;top:0;right:0;bottom:0;z-index:100;width:280px;background:var(--color-white);box-shadow:var(--shadow-xl);display:flex;flex-direction:column;padding:var(--space-6);transform:translateX(100%);transition:transform var(--transition-base)}.app-header__drawer.is-open{transform:translateX(0)}.app-header__drawer-logo{margin-bottom:var(--space-8)}.app-header__drawer-logo img{max-height:36px;width:auto}.app-header__drawer-links{display:flex;flex-direction:column;flex:1}.app-header__drawer-link{font-size:var(--text-lg);font-weight:var(--weight-medium);color:var(--color-neutral-700);padding:20px 24px;border-radius:var(--border-radius-sm);transition:color var(--transition-fast),background var(--transition-fast)}.app-header__drawer-link:hover{color:var(--color-primary-600);background:var(--bg-brand-light)}.app-header__drawer-link--active{color:var(--color-primary-600)}.app-header__drawer-footer{padding-top:var(--space-6);border-top:1px solid var(--border-color)}@media (max-width:768px){.app-header{height:100px}.app-header__nav,.app-header__cta{display:none}.app-header__hamburger{display:flex}}