/* =====================================================================
   FamaÓptica · Site header — partilhado entre index.html e loja.html
   Estrutura: logo flush-left, menu opcional (≥1024px), cluster de
   ações à direita (perfil + carrinho auto-injetados + hamburger).
   ===================================================================== */

.glass-nav {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.shop-nav-inner {
    display: flex;
    align-items: center;
    height: 80px;
    padding-left: 20px;
    padding-right: 28px;
    width: 100%;
    box-sizing: border-box;
}
@media (min-width: 1024px) {
    .shop-nav-inner { padding-left: 28px; padding-right: 40px; }
}

.shop-logo {
    flex-shrink: 0;
    display: flex;
    align-items: center;
}
.shop-logo img {
    height: 56px;
    width: auto;
    display: block;
}

/* Inline menu — só aparece em desktop (≥1024px) */
.shop-nav-menu {
    display: none;
    align-items: center;
    gap: 40px;
    margin-left: 60px;
}
@media (min-width: 1024px) {
    .shop-nav-menu { display: flex; }
}

/* Cluster da direita — sempre visível */
.shop-nav-actions {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-left: auto;
}

/* Hamburger — SEMPRE visível (mobile + desktop) */
.shop-nav-hamburger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: transparent;
    border: 0;
    cursor: pointer;
    padding: 0;
    margin-left: 4px;
    transition: background-color 0.15s;
    color: #111;
}
.shop-nav-hamburger:hover { background: rgba(0,0,0,0.05); }
.shop-nav-hamburger .material-symbols-outlined { font-size: 26px; line-height: 1; }

/* Mobile menu overlay (slide-in) */
.mobile-menu {
    transform: translateX(100%);
    transition: transform 0.3s ease;
}
.mobile-menu.open {
    transform: translateX(0);
}

/* Safe area para iPhone com notch */
@supports (padding: env(safe-area-inset-top)) {
    .shop-nav-inner { padding-top: env(safe-area-inset-top); }
}

/* Header compacto em mobile (≤760px) */
@media (max-width: 760px) {
    .shop-nav-inner {
        height: 56px;
        padding-left: 14px;
        padding-right: 10px;
    }
    .shop-logo img { height: 32px; }
    .shop-nav-actions { gap: 4px; }
    .glass-nav {
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
    }
}