/* Brescart — header.css
 * Sticky 72px, fond ink semi-transparent blur, nav plate 6 entrées.
 */

.br-header {
    position: sticky;
    top: 0;
    z-index: 100;
    height: 72px;
    background: rgba(26, 21, 32, 0.75);
    backdrop-filter: blur(20px) saturate(1.4);
    -webkit-backdrop-filter: blur(20px) saturate(1.4);
    border-bottom: 1px solid var(--c-ink-line);
    display: flex;
    align-items: center;
    transition: box-shadow var(--dur) var(--ease-out);
}

.br-header::before {
    content: "";
    position: absolute;
    top: 0; left: 50%;
    transform: translateX(-50%);
    width: 30%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--c-copper), transparent);
    opacity: 0.6;
}

.br-header__inner {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--gutter);
    display: flex;
    align-items: center;
    gap: 32px;
}

.br-wordmark {
    font-family: var(--f-display);
    font-weight: 500;
    font-style: italic;
    font-size: 26px;
    letter-spacing: -0.028em;
    color: var(--c-cream);
    text-decoration: none;
    border-bottom: 0;
    line-height: 1;
    flex-shrink: 0;
    transition: color var(--dur-fast) var(--ease-out);
}
.br-wordmark:hover { color: var(--c-copper-soft); border-bottom: 0; }
.br-wordmark__b { color: var(--c-copper); }

.br-nav { flex: 1; }

.br-nav__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 28px;
    align-items: center;
}

.br-nav__link {
    font-family: var(--f-body);
    font-size: 14px;
    font-weight: 500;
    color: var(--c-mist);
    text-decoration: none;
    border-bottom: 0;
    padding: 6px 0;
    position: relative;
    transition: color var(--dur-fast) var(--ease-out);
}
.br-nav__link::after {
    content: "";
    position: absolute;
    left: 0; right: 0;
    bottom: -2px;
    height: 2px;
    background: var(--c-copper);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--dur) var(--ease-out);
    border-radius: 2px;
}
.br-nav__link:hover,
.br-nav__link.is-active {
    color: var(--c-cream);
}
.br-nav__link:hover::after,
.br-nav__link.is-active::after {
    transform: scaleX(1);
}

.br-header__cta {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-shrink: 0;
}

/* Hamburger */
.br-hamburger {
    display: none;
    width: 42px;
    height: 42px;
    border: 1px solid var(--c-ink-line);
    background: rgba(245, 239, 227, 0.03);
    border-radius: var(--r-md);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    padding: 0;
}
.br-hamburger span {
    display: block;
    width: 18px;
    height: 1.5px;
    background: var(--c-pearl);
    position: relative;
}
.br-hamburger span::before,
.br-hamburger span::after {
    content: "";
    position: absolute;
    left: 0; right: 0;
    height: 1.5px;
    background: var(--c-pearl);
}
.br-hamburger span::before { top: -6px; }
.br-hamburger span::after  { top: 6px; }

/* Overlay mobile */
.br-mobile-nav {
    position: fixed;
    inset: 0;
    background: var(--c-ink-deep);
    background-image:
        radial-gradient(ellipse 60% 40% at 50% 100%, rgba(201, 111, 74, 0.12), transparent 60%);
    z-index: 300;
    padding: 96px var(--gutter) 40px;
    display: none;
    overflow-y: auto;
}
.br-mobile-nav.is-open { display: block; }
.br-mobile-nav__list { list-style: none; margin: 0; padding: 0; }
.br-mobile-nav__list li + li { margin-top: 20px; }
.br-mobile-nav__link {
    font-family: var(--f-display);
    font-size: 32px;
    font-style: italic;
    font-weight: 500;
    color: var(--c-cream);
    text-decoration: none;
    border-bottom: 0;
    letter-spacing: -0.022em;
    transition: color var(--dur-fast) var(--ease-out);
}
.br-mobile-nav__link:hover { color: var(--c-copper); }

.br-mobile-close {
    position: fixed;
    top: 18px;
    right: 18px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--c-copper);
    color: var(--c-cream);
    border: 0;
    cursor: pointer;
    font-size: 22px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 310;
    box-shadow: 0 8px 24px rgba(201, 111, 74, 0.4);
    transition: transform var(--dur-fast) var(--ease-out);
}
.br-mobile-close:hover { transform: rotate(90deg); }