/* =========================================================
   Layout — header, navigation, footer, floating elements
   ========================================================= */

/* ---- Site header ---- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 500;
    background: var(--color-bg);
    border-bottom: 1px solid transparent;
    height: var(--header-height);
    display: flex;
    align-items: center;
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

/* blur goes on ::before, not .site-header - backdrop-filter on the header
   itself breaks the fixed-position nav drawer nested inside it */
.site-header::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background: transparent;
    transition: background-color var(--transition-base), backdrop-filter var(--transition-base);
}
.site-header.is-scrolled::before {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-sm)) saturate(1.4);
    -webkit-backdrop-filter: blur(var(--blur-sm)) saturate(1.4);
}
.site-header.is-scrolled {
    border-bottom-color: var(--color-border);
    box-shadow: var(--shadow-md);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-5);
    width: 100%;
}

.site-logo {
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.site-logo__mark {
    height: 42px;
    width: 42px;
    border-radius: var(--radius-sm);
    transition: transform var(--transition-base);
}
.site-logo:hover .site-logo__mark {
    transform: rotate(-6deg) scale(1.05);
}

.site-logo__text {
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--color-primary);
    letter-spacing: -0.015em;
}

.site-nav__list {
    display: flex;
    align-items: center;
    gap: var(--space-7);
}

.site-nav__list a {
    font-weight: 600;
    font-size: 0.94rem;
    color: var(--color-slate);
    position: relative;
    padding-block: var(--space-2);
    transition: color var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.site-nav__list a::after {
    content: '';
    position: absolute;
    left: 0; bottom: -2px;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-orange), var(--color-gold));
    border-radius: var(--radius-full);
    transition: width var(--transition-base);
}

.site-nav__list a:hover,
.site-nav__list a.is-active {
    color: var(--color-primary);
}
.site-nav__list a:hover::after,
.site-nav__list a.is-active::after {
    width: 100%;
}

.site-header__actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.cart-icon-link {
    position: relative;
    font-size: 1.2rem;
    color: var(--color-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: var(--radius-full);
    background: var(--color-section);
    transition: color var(--transition-fast), transform var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
}
.cart-icon-link:hover {
    color: var(--color-white);
    background: var(--color-orange);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}
.cart-icon-link.is-active {
    color: var(--color-orange);
}

.cart-icon-link .cart-count {
    position: absolute;
    top: -4px;
    right: -4px;
    border: 2px solid var(--color-bg);
}

.cart-count {
    min-width: 19px;
    height: 19px;
    padding: 0 5px;
    border-radius: var(--radius-full);
    background: var(--color-orange);
    color: var(--color-white);
    font-size: 0.68rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-fast);
}
.cart-count.is-bumped {
    animation: cartBump 0.35s var(--ease);
}
.cart-count[hidden] { display: none; }

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    padding: 0;
}
.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-primary);
    border-radius: 2px;
    transition: transform var(--transition-base), opacity var(--transition-base);
    margin-inline: auto;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---- WhatsApp floating action ---- */
.whatsapp-fab {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    background: #25D366;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    box-shadow: var(--shadow-lg);
    z-index: 400;
    transition: transform var(--transition-fast);
}
.whatsapp-fab:hover {
    transform: scale(1.08);
}
/* clears the sticky cart card so they don't overlap in the corner */
body.has-sticky-cart .whatsapp-fab {
    bottom: 116px;
    transition: transform var(--transition-fast), bottom var(--transition-base);
}

/* ---- Floating sticky cart summary ---- */
.sticky-cart {
    position: fixed;
    z-index: 450;
    right: var(--space-6);
    bottom: var(--space-6);
    left: auto;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    transform: translateY(16px);
    pointer-events: none;
    transition: opacity var(--transition-base), transform var(--transition-base);
}
.sticky-cart[hidden] { display: none; }
.sticky-cart.is-visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}
.sticky-cart__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
    padding: var(--space-4) var(--space-5);
}
.sticky-cart__info {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}
.sticky-cart__info > i {
    color: var(--color-orange);
    font-size: 1.1rem;
}
.sticky-cart__info > div {
    display: flex;
    flex-direction: column;
    line-height: 1.3;
}
.sticky-cart__count {
    font-size: 0.72rem;
    color: var(--color-text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}
.sticky-cart__total {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--color-primary);
}

@media (max-width: 640px) {
    .sticky-cart {
        right: 0;
        left: 0;
        bottom: 0;
        border-radius: 0;
        border-left: 0;
        border-right: 0;
        border-bottom: 0;
        transform: translateY(100%);
    }
    .sticky-cart.is-visible {
        transform: translateY(0);
    }
    .sticky-cart__inner {
        padding: var(--space-3) var(--space-5);
    }
    body.has-sticky-cart .whatsapp-fab {
        bottom: 84px;
    }
}

/* ---- Toast ---- */
.toast {
    position: fixed;
    left: 50%;
    bottom: var(--space-7);
    transform: translate(-50%, 20px);
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-base), opacity var(--transition-base);
    z-index: 900;
    white-space: nowrap;
}
.toast.is-visible {
    opacity: 1;
    transform: translate(-50%, 0);
}

/* ---- Site footer ---- */
.site-footer {
    background: var(--color-primary);
    color: rgba(255,255,255,0.82);
    margin-top: var(--space-10);
}

.site-footer__grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
    gap: var(--space-7);
    padding-block: var(--space-9);
}

.site-footer .site-logo__text {
    color: var(--color-white);
}

.footer-col h3 {
    color: var(--color-white);
    font-size: 1rem;
    margin-bottom: var(--space-4);
}

.footer-col p {
    color: rgba(255,255,255,0.72);
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-col a {
    color: rgba(255,255,255,0.75);
    transition: color var(--transition-fast);
}
.footer-col a:hover {
    color: var(--color-gold);
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
}
.footer-contact i {
    color: var(--color-gold);
    margin-top: 4px;
}

.footer-social {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-5);
}
.footer-social a {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-full);
    background: rgba(255,255,255,0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast), transform var(--transition-fast);
}
.footer-social a:hover {
    background: var(--color-gold);
    color: var(--color-primary);
    transform: translateY(-2px);
}

.site-footer__bottom {
    border-top: 1px solid rgba(255,255,255,0.12);
    padding-block: var(--space-5);
}
.site-footer__bottom .container {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
}
.site-footer__bottom p {
    margin: 0;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.65);
}

.footer-credit {
    font-size: 0.82rem;
    color: rgba(255,255,255,0.55);
}
.footer-credit a {
    color: var(--color-gold-light);
    font-weight: 700;
    position: relative;
    transition: color var(--transition-fast);
}
.footer-credit a::after {
    content: '';
    position: absolute;
    left: 0; right: 0; bottom: -2px;
    height: 1px;
    background: var(--color-gold);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition-base);
}
.footer-credit a:hover {
    color: var(--color-gold);
}
.footer-credit a:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}