/**
 * Navigation — top bar + main bar
 */

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

/* ─── Top bar ─── */
.top-bar {
    background-color: var(--color-primary-dark);
    color: var(--color-text-on-dark-muted);
    font-size: var(--text-xs);
    letter-spacing: 0.02em;
}

.top-bar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: var(--header-top-height);
    gap: var(--space-md);
}

.top-bar__contacts {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md) var(--space-lg);
}

.top-bar__link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text-on-dark-muted);
    transition: color var(--transition);
}

.top-bar__link:hover {
    color: var(--color-gold-light);
}

.top-bar__icon {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
    opacity: 0.85;
}

.top-bar__socials {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.top-bar__social {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    color: var(--color-text-on-dark-muted);
    border-radius: 50%;
    transition: color var(--transition), background-color var(--transition);
}

.top-bar__social svg {
    width: 15px;
    height: 15px;
}

.top-bar__social:hover {
    color: var(--color-gold-light);
    background-color: rgba(255, 255, 255, 0.06);
}

/* ─── Main bar ─── */
.main-bar {
    background-color: var(--color-primary);
    color: var(--color-text-on-dark);
    border-bottom: 1px solid rgba(201, 169, 98, 0.2);
}

.main-bar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: var(--header-main-height);
    gap: var(--space-lg);
}

/* Brand */
.brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-shrink: 0;
    transition: opacity var(--transition);
}

.brand:hover {
    opacity: 0.92;
}

.brand__logo {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid rgba(201, 169, 98, 0.35);
    background: rgba(250, 246, 240, 0.08);
}

.brand__text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.brand__name {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 600;
    letter-spacing: 0.12em;
    line-height: 1.2;
    color: var(--color-text-on-dark);
}

.brand__tagline {
    font-size: var(--text-xs);
    font-weight: 300;
    letter-spacing: 0.08em;
    color: var(--color-gold-light);
    text-transform: uppercase;
}

/* Main navigation */
.main-nav {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.main-nav__list {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    white-space: nowrap;
}

.main-nav__link {
    position: relative;
    padding: var(--space-sm) var(--space-md);
    font-size: var(--text-sm);
    font-weight: 400;
    letter-spacing: 0.04em;
    color: var(--color-text-on-dark-muted);
    transition: color var(--transition);
}

.main-nav__link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: var(--space-md);
    right: var(--space-md);
    height: 1px;
    background-color: var(--color-gold);
    transform: scaleX(0);
    transition: transform var(--transition);
}

.main-nav__link:hover,
.main-nav__link--active {
    color: var(--color-text-on-dark);
}

.main-nav__link:hover::after,
.main-nav__link--active::after {
    transform: scaleX(1);
}

.main-nav__link--cta {
    color: var(--color-gold-light);
    font-weight: 500;
}

.main-nav__link--reserve {
    padding: var(--space-sm) var(--space-lg);
    margin-left: var(--space-sm);
    color: var(--color-primary);
    background-color: var(--color-gold);
    border-radius: var(--radius-sm);
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    font-size: var(--text-xs);
}

.main-nav__link--reserve::after {
    display: none;
}

.main-nav__link--reserve:hover {
    color: var(--color-primary);
    background-color: var(--color-gold-light);
}

/* Language toggle */
.lang-toggle {
    display: flex;
    align-items: center;
    border: 1px solid rgba(201, 169, 98, 0.35);
    border-radius: var(--radius-sm);
    overflow: hidden;
    flex-shrink: 0;
}

.lang-toggle__btn {
    padding: 0.35rem 0.65rem;
    font-size: var(--text-xs);
    font-weight: 500;
    letter-spacing: 0.08em;
    color: var(--color-text-on-dark-muted);
    transition: color var(--transition), background-color var(--transition);
}

.lang-toggle__btn:hover {
    color: var(--color-text-on-dark);
}

.lang-toggle__btn--active {
    color: var(--color-primary);
    background-color: var(--color-gold);
}

.lang-toggle__divider {
    width: 1px;
    height: 18px;
    background-color: rgba(201, 169, 98, 0.35);
}

.nav-cart {
    position: relative;
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-on-dark);
    border: 1px solid rgba(201, 169, 98, 0.35);
    border-radius: 50%;
}

.nav-cart svg {
    width: 18px;
    height: 18px;
}

.nav-cart__count {
    position: absolute;
    top: -7px;
    right: -8px;
    min-width: 18px;
    height: 18px;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 600;
    color: var(--color-primary);
    background: var(--color-gold);
    padding: 0 4px;
}

/* Mobile toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 36px;
    height: 36px;
    padding: 6px;
}

.nav-toggle__bar {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-text-on-dark);
    border-radius: 1px;
    transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ─── Responsive ─── */
@media (max-width: 1024px) {
    .brand__logo {
        width: 48px;
        height: 48px;
    }

    .brand__tagline {
        display: none;
    }

    .main-nav__list {
        gap: 0;
    }

    .main-nav__link {
        padding-inline: var(--space-sm);
        font-size: var(--text-xs);
    }

    .main-nav__link--reserve {
        margin-left: 0;
        padding-inline: var(--space-md);
    }
}

@media (max-width: 768px) {
    .top-bar__link span {
        display: none;
    }

    .top-bar__contacts {
        gap: var(--space-md);
    }

    .nav-toggle {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: calc(var(--header-top-height) + var(--header-main-height));
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-lg);
        padding: var(--space-xl) var(--space-lg);
        background-color: var(--color-primary);
        border-top: 1px solid rgba(201, 169, 98, 0.15);
        box-shadow: var(--shadow-lg);
        transform: translateY(-8px);
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
    }

    .main-nav.is-open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }

    .main-nav__list {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-xs);
    }

    .main-nav__link {
        padding: var(--space-md);
        font-size: var(--text-base);
    }

    .main-nav__link::after {
        display: none;
    }

    .main-nav__link--reserve {
        text-align: center;
        margin-left: 0;
        margin-top: var(--space-sm);
    }

    .lang-toggle {
        align-self: center;
    }
}

@media (max-width: 480px) {
    .brand__logo {
        width: 42px;
        height: 42px;
    }

    .brand__name {
        font-size: var(--text-lg);
        letter-spacing: 0.08em;
    }
}