/* ═══════════════════════════════════════════════════════════
   HEADER — Reciprocidalismo (editorial minimalista)
   ═══════════════════════════════════════════════════════════ */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-header);
    padding: var(--s-5) 0;
    transition: all var(--dur-base) var(--ease-out);
    background: transparent;
}

/* Estado inicial (sobre o hero) */
.site-header.on-hero {
    background: transparent;
}

.site-header.on-hero .nav-link,
.site-header.on-hero .brand-name {
    color: var(--color-bg-cream);
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.45);
}

.site-header.on-hero .brand-mark {
    background: rgba(237, 233, 222, 0.1);
    border-color: rgba(237, 233, 222, 0.2);
    color: var(--color-accent);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

/* Estado ao rolar */
.site-header.scrolled {
    background: rgba(237, 233, 222, 0.92);
    backdrop-filter: blur(20px) saturate(140%);
    -webkit-backdrop-filter: blur(20px) saturate(140%);
    padding: var(--s-4) 0;
    border-bottom: 1px solid var(--color-line-soft);
    box-shadow: var(--shadow-sm);
}

.header-inner {
    max-width: var(--container-wide);
    margin: 0 auto;
    padding: 0 var(--container-pad);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--s-8);
}

/* ── LOGO / BRAND ── */
.brand {
    display: flex;
    align-items: center;
    gap: var(--s-3);
    text-decoration: none;
    transition: opacity var(--dur-fast) var(--ease-out);
}

.brand:hover { opacity: 0.85; }

.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    overflow: hidden;
    flex-shrink: 0;
    /* Remove qualquer fundo/borda herdado */
    background: transparent !important;
    border: none !important;
    padding: 0 !important;
    box-shadow: none !important;
    border-radius: 0 !important;
}

.brand-mark img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    background: transparent;
    transition: transform var(--dur-base) var(--ease-out);
}

.brand:hover .brand-mark img {
    transform: scale(1.05);
}



.brand-text {
    display: flex;
    align-items: center;
    line-height: 1;
}

.brand-name {
    font-family: var(--font-serif);
    font-size: var(--fs-md);
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: -0.01em;
    transition: color var(--dur-base) var(--ease-out);
}


/* ── NAVEGAÇÃO ── */
.main-nav {
    display: flex;
    align-items: center;
    gap: var(--s-2);
}

/* Cabeçalho do drawer (logo + botão fechar): só existe em mobile */
.main-nav-header {
    display: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--s-2);
    align-items: center;
    margin: 0;
}

.nav-link,
.nav-menu li a {
    display: block;
    padding: 0.6rem 1rem;
    font-family: var(--font-sans);
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--color-text);
    letter-spacing: 0.02em;
    border-radius: var(--radius);
    transition: all var(--dur-fast) var(--ease-out);
    position: relative;
}

.nav-menu li a:hover {
    color: var(--color-accent-dark);
    background: rgba(203, 154, 105, 0.08);
}

.nav-menu li.current-menu-item a,
.nav-menu li.current_page_item a {
    color: var(--color-accent-dark);
    font-weight: 600;
}

.nav-menu li.current-menu-item a::after,
.nav-menu li.current_page_item a::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 1rem;
    right: 1rem;
    height: 2px;
    background: var(--color-accent);
    border-radius: 1px;
}

/* CTA Contato no menu */
.nav-cta {
    margin-left: var(--s-4);
    padding: 0.7rem 1.4rem !important;
    background: var(--color-primary);
    color: var(--color-bg-cream) !important;
    border-radius: var(--radius-md) !important;
    font-weight: 600 !important;
}

.nav-cta:hover {
    background: var(--color-primary-800) !important;
    color: var(--color-bg-cream) !important;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.site-header.on-hero .nav-cta {
    background: var(--color-accent);
    color: var(--color-primary) !important;
}

.site-header.on-hero .nav-cta:hover {
    background: var(--color-accent-light);
    color: var(--color-primary) !important;
}

/* ── MOBILE TOGGLE ── */
.menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    background: transparent;
    /* border: 1px solid var(--color-line-strong); */
    border-radius: var(--radius);
    color: var(--color-primary);
    transition: all var(--dur-fast) var(--ease-out);
}

.site-header.on-hero .menu-toggle {
    color: var(--color-bg-cream);
    border-color: rgba(237, 233, 222, 0.25);
    background: rgba(10, 20, 16, 0.45);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.menu-toggle:hover {
    background: var(--color-primary);
    color: var(--color-bg-cream);
}

.menu-toggle-icon {
    width: 20px;
    height: 14px;
    position: relative;
}

.menu-toggle-icon span {
    position: absolute;
    left: 0;
    width: 100%;
    height: 1.5px;
    background: currentColor;
    border-radius: 2px;
    transition: all var(--dur-base) var(--ease-out);
}

.menu-toggle-icon span:nth-child(1) { top: 0; }
.menu-toggle-icon span:nth-child(2) { top: 50%; transform: translateY(-50%); }
.menu-toggle-icon span:nth-child(3) { bottom: 0; }

.menu-toggle.active .menu-toggle-icon span:nth-child(1) {
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
}
.menu-toggle.active .menu-toggle-icon span:nth-child(2) { opacity: 0; }
.menu-toggle.active .menu-toggle-icon span:nth-child(3) {
    bottom: 50%;
    transform: translateY(50%) rotate(-45deg);
}

/* ── DRAWER MOBILE ── */
@media (max-width: 1024px) {
    .menu-toggle { display: inline-flex; }

    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: min(380px, 85vw);
        height: 100dvh;
        background: var(--color-bg-cream);
        padding: 0;
        flex-direction: column;
        align-items: stretch;
        transition: right var(--dur-slow) var(--ease-out);
        box-shadow: -8px 0 40px rgba(27, 54, 41, 0.15);
        overflow-y: auto;
        overflow-x: hidden;
        z-index: var(--z-header);
    }

    .main-nav.active {
        right: 0;
    }

    /* ── Cabeçalho do drawer (logo + nome + fechar) ── */
    .main-nav-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--s-3);
        padding: var(--s-5) var(--s-6);
        border-bottom: 1px solid var(--color-line-soft);
        flex-shrink: 0;
    }

    .main-nav-brand {
        display: flex;
        align-items: center;
        gap: var(--s-3);
        text-decoration: none;
        min-width: 0;
    }

    .main-nav-brand .brand-mark {
        width: 36px;
        height: 36px;
    }

    .main-nav-brand .brand-name {
        font-family: var(--font-serif);
        font-size: var(--fs-md);
        font-weight: 700;
        color: var(--color-primary) !important;
        letter-spacing: -0.01em;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .nav-close {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        flex-shrink: 0;
        background: transparent;
        /* border: 1px solid var(--color-line-strong); */
        border-radius: var(--radius);
        color: var(--color-primary);
        cursor: pointer;
        transition: all var(--dur-fast) var(--ease-out);
    }

    .nav-close:hover {
        background: var(--color-primary);
        color: var(--color-bg-cream);
        border-color: var(--color-primary);
    }

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

    /* ── Cabeçalho do drawer ── */
    .nav-menu {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 0;
        margin: 0;
        list-style: none;
    }

    .nav-menu li {
        border-bottom: 1px solid var(--color-line-soft);
    }

    .nav-menu li a {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 1.1rem var(--s-6);
        font-family: var(--font-sans);
        font-size: var(--fs-base);
        font-weight: 500;
        color: var(--color-primary) !important;
        background: transparent !important;
        text-decoration: none;
        transition: background var(--dur-fast) var(--ease-out),
                    color var(--dur-fast) var(--ease-out);
    }

    .nav-menu li a:hover {
        background: rgba(27, 54, 41, 0.04);
        color: var(--color-accent-dark) !important;
    }

    .nav-menu li.current-menu-item a {
        color: var(--color-accent-dark) !important;
        font-weight: 600;
        background: rgba(203, 154, 105, 0.06) !important;
        padding-left: calc(1.1rem - 3px);
    }

    .nav-menu li.current-menu-item a::after {
        display: none;
    }

    /* ── CTA no drawer ── */
    .nav-cta {
        margin: var(--s-5) var(--s-6) 0 !important;
        padding: 0.85rem 1.5rem !important;
        text-align: center;
        border-radius: var(--radius-md) !important;
        font-size: var(--fs-base) !important;
    }

    /* ── Overlay ── */
    .nav-overlay {
        position: fixed;
        inset: 0;
        background: rgba(10, 20, 16, 0.5);
        backdrop-filter: blur(6px);
        -webkit-backdrop-filter: blur(6px);
        opacity: 0;
        visibility: hidden;
        transition: opacity var(--dur-base) var(--ease-out),
                    visibility var(--dur-base) var(--ease-out);
        z-index: calc(var(--z-header) - 1);
    }

    .nav-overlay.active {
        opacity: 1;
        visibility: visible;
    }
}

/* ── Telas pequenas (até 480px) ── */
@media (max-width: 480px) {
    .brand-mark {
        width: 36px;
        height: 36px;
        border-radius: 8px;
    }

    .brand-mark svg {
        width: 22px;
        height: 22px;
    }

    .brand-name {
        font-size: 1.2rem;
        margin-top: 4px;
    }

    .brand {
        gap: var(--s-2);
    }

    .menu-toggle {
        width: 40px;
        height: 40px;
    }

    .main-nav {
        width: 100vw;
    }

    .main-nav-header {
        padding: var(--s-4) var(--s-5);
    }

    .nav-menu li a {
        padding: 1rem var(--s-5);
        font-size: var(--fs-md);
    }

    .nav-cta {
        margin-left: var(--s-5) !important;
        margin-right: var(--s-5) !important;
    }
}