/* ============================================================
   SITE HEADER — v2 identity
   ============================================================ */

.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    background: rgba(13, 13, 13, 0.55);
    backdrop-filter: blur(22px) saturate(1.4);
    -webkit-backdrop-filter: blur(22px) saturate(1.4);
    border-bottom: 1px solid var(--line);
    transition: background var(--transition-base);
}

.site-header.is-scrolled {
    background: rgba(10, 10, 10, 0.9);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-block: var(--space-6);
    padding-inline: var(--space-8);
}

/* ── Brand ───────────────────────────────────────────────── */
.site-header__brand { display: flex; align-items: center; flex-shrink: 0; }

.brand {
    display: flex;
    align-items: center;
    gap: 13px;
    text-decoration: none;
}

.brand__mk {
    display: flex;
    align-items: center;
    width: 30px;
    height: 30px;
    flex-shrink: 0;
}

.brand__mk svg { width: 30px; height: 30px; display: block; }

.brand__wm {
    display: block;
    height: 15px;
    width: auto;
}

/* Fallback text when wordmark.png is absent */
.brand__name {
    font-family: var(--font-headline);
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--heading);
    line-height: 1;
}

/* ── Right group ─────────────────────────────────────────── */
.site-header__right { display: none; align-items: center; gap: var(--space-8); }
@media (min-width: 768px) { .site-header__right { display: flex; } }

/* ── Nav ─────────────────────────────────────────────────── */
.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-8);
    list-style: none;
    margin: 0; padding: 0;
}

.nav-menu__link {
    font-family: var(--font-headline);
    font-size: 0.9375rem;
    font-weight: 400;
    letter-spacing: -0.01em;
    color: var(--meta);
    text-decoration: none;
    transition: color var(--transition-base);
}

.nav-menu__link:hover { color: var(--heading); }

.nav-menu__item.is-active .nav-menu__link {
    color: var(--heading);
    font-weight: 500;
    border-bottom: 2px solid var(--orange);
    padding-bottom: 0.2rem;
}

/* ── Social icons ────────────────────────────────────────── */
.site-header__socials {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding-left: var(--space-8);
    border-left: 1px solid var(--line);
}

.site-header__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--meta);
    text-decoration: none;
    transition: color var(--transition-base);
    line-height: 0;
}

.site-header__social-link:hover { color: var(--orange); }
.site-header__social-icon { width: 1.25rem; height: 1.25rem; display: block; flex-shrink: 0; }

/* ── Mobile toggle ───────────────────────────────────────── */
.site-header__mobile-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text);
    padding: var(--space-1);
    border-radius: var(--radius-sm);
    transition: color var(--transition-base);
}

.site-header__mobile-toggle:hover { color: var(--heading); }

.site-header__mobile-toggle .toggle-icon--close { display: none; }
.site-header__mobile-toggle[aria-expanded="true"] .toggle-icon--menu { display: none; }
.site-header__mobile-toggle[aria-expanded="true"] .toggle-icon--close { display: block; }

@media (min-width: 768px) { .site-header__mobile-toggle { display: none; } }

/* ── Mobile drawer ───────────────────────────────────────── */
.site-header__mobile-drawer {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: rgba(10, 10, 10, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--line);
    padding: var(--space-8);
    transform: translateY(-8px);
    opacity: 0;
    transition: opacity var(--transition-base), transform var(--transition-base);
    pointer-events: none;
}

.site-header__mobile-drawer.is-open {
    display: block;
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
}

.nav-menu--mobile { flex-direction: column; align-items: flex-start; gap: var(--space-6); }

.nav-menu--mobile .nav-menu__link {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text);
}

.nav-menu--mobile .nav-menu__item.is-active .nav-menu__link {
    color: var(--heading);
    border-bottom: 2px solid var(--orange);
}

.site-header__mobile-socials {
    display: flex;
    gap: var(--space-6);
    padding-top: var(--space-6);
    margin-top: var(--space-4);
    border-top: 1px solid var(--line);
}

.site-header__mobile-socials .site-header__social-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-label);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--meta);
}

.site-header__mobile-socials .site-header__social-link:hover { color: var(--orange); }
.site-header__mobile-socials .site-header__social-icon { width: 1rem; height: 1rem; }


/* ============================================================
   SCROLL PROGRESS BAR — global, shown on all pages
   ============================================================ */

.gallery-progress {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: 2px;
    z-index: 200;
    background: transparent;
    pointer-events: none;
}

.gallery-progress__bar {
    height: 100%;
    width: 0%;
    background: var(--orange);
    transition: width 0.1s linear;
}