/* ============================================================
   Header
   ============================================================ */
.header {
    position: sticky;
    top: 0;
    z-index: var(--z-header);
    background: var(--color-bg-primary);
    box-shadow: var(--shadow-header);
    border-bottom: 1px solid var(--color-border);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    min-height: 68px;
    padding-block: 0.5rem;
}

.header__logo { flex-shrink: 0; }
.header__logo img { height: 40px; width: auto; }

/* Desktop nav hidden on mobile */
.header__nav { display: none; }

.header__nav-list {
    display: flex;
    align-items: center;
    gap: clamp(0.75rem, 1.6vw, 1.75rem);
}
.header__nav-link {
    display: inline-block;
    padding: 0.5rem 0.25rem;
    font-weight: 500;
    color: var(--color-white);
    position: relative;
    transition: color var(--transition-fast);
}
.header__nav-link::after {
    content: "";
    position: absolute;
    left: 0; right: 0; bottom: -2px;
    height: 2px;
    background: var(--color-gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-fast);
}
.header__nav-link:hover,
.header__nav-link--active { color: var(--color-gold); }
.header__nav-link:hover::after,
.header__nav-link--active::after { transform: scaleX(1); }

.header__actions {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-shrink: 0;
}
.header__cta { display: none; }
.header__cta.btn { padding: 0.55rem 1rem; font-size: 0.95rem; }

.header__flag { display: none; line-height: 0; }
.header__flag img { border-radius: 3px; width: 28px; height: 20px; object-fit: cover; }

/* Burger */
.header__burger {
    width: 44px;
    height: 44px;
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    border-radius: 8px;
    order: 99; /* right edge on mobile */
}
.header__burger span {
    width: 24px;
    height: 2px;
    background: var(--color-white);
    border-radius: 2px;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}
.header__burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.header__burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.header__burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu panel */
.header__mobile {
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-dark);
    padding: var(--container-pad);
    padding-block: 1.25rem;
}
.header__mobile-list {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-bottom: 1.25rem;
}
.header__mobile-link {
    display: block;
    padding: 0.85rem 0.75rem;
    border-radius: var(--radius-sm);
    font-weight: 500;
    color: var(--color-white);
    transition: background-color var(--transition-fast), color var(--transition-fast);
}
.header__mobile-link:hover,
.header__mobile-link--active {
    background: var(--color-surface);
    color: var(--color-gold);
}
.header__mobile-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

@media (min-width: 768px) {
    .header__nav { display: block; }
    .header__burger { display: none; }
    .header__mobile { display: none; }
    .header__cta { display: inline-flex; }
    .header__flag { display: inline-flex; }
}