/* ==========================================================
   HEADER
========================================================== */

.site-header {
    position: fixed;
    inset: 0 0 auto;
    z-index: var(--z-header);
    height: var(--header-height);
    border-bottom: 1px solid transparent;
    background: transparent;
    transition:
        height var(--transition-default) var(--ease-premium),
        background-color var(--transition-default) ease,
        border-color var(--transition-default) ease,
        box-shadow var(--transition-default) ease,
        backdrop-filter var(--transition-default) ease;
}

.site-header.is-scrolled {
    height: var(--header-height-scrolled);
    border-color: rgba(216, 211, 201, 0.8);
    background: rgba(248, 246, 241, 0.9);
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.site-header__container {
    display: flex;
    height: 100%;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-5);
}

/* ==========================================================
   MARCA
========================================================== */

.brand {
    display: inline-flex;
    min-width: 0;
    align-items: center;
    gap: var(--space-3);
    flex-shrink: 0;
}

.brand__symbol {
    display: grid;
    width: 2.75rem;
    height: 2.75rem;
    place-items: center;
    flex: 0 0 auto;
    border: 1px solid rgba(178, 138, 88, 0.72);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.36);
    color: var(--color-primary-dark);
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1;
    letter-spacing: 0.04em;
}

.brand__content {
    display: flex;
    min-width: 0;
    flex-direction: column;
    line-height: 1.15;
}

.brand__name {
    overflow: hidden;
    max-width: 14rem;
    color: var(--color-primary-dark);
    font-family: var(--font-heading);
    font-size: 1.175rem;
    font-weight: 600;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.brand__tagline {
    margin-top: 0.2rem;
    color: var(--color-text-muted);
    font-size: 0.625rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

/* ==========================================================
   NAVEGAÇÃO DESKTOP
========================================================== */

.main-navigation {
    margin-left: auto;
}

.main-navigation__list {
    display: flex;
    align-items: center;
    gap: clamp(1rem, 2vw, 2rem);
}

.main-navigation__link {
    position: relative;
    display: inline-flex;
    min-height: 2.75rem;
    align-items: center;
    color: var(--color-text);
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1;
    white-space: nowrap;
}

.main-navigation__link::after {
    content: "";
    position: absolute;
    right: 0;
    bottom: 0.15rem;
    left: 0;
    height: 1px;
    transform: scaleX(0);
    transform-origin: right;
    background: var(--color-secondary);
    transition: transform var(--transition-default) var(--ease-premium);
}

.main-navigation__link:hover,
.main-navigation__link.is-active {
    color: var(--color-primary);
}

.main-navigation__link:hover::after,
.main-navigation__link.is-active::after {
    transform: scaleX(1);
    transform-origin: left;
}

.main-navigation__mobile-contact {
    display: none;
}

/* ==========================================================
   AÇÕES DO HEADER
========================================================== */

.site-header__actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-shrink: 0;
}

.site-header__cta {
    min-height: 2.875rem;
    padding: 0.75rem 1.25rem;
}

/* ==========================================================
   BOTÃO MOBILE
========================================================== */

.menu-toggle {
    position: relative;
    display: none;
    width: 3rem;
    height: 3rem;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(23, 63, 70, 0.22);
    border-radius: 50%;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.48);
}

.menu-toggle__line {
    position: absolute;
    width: 1.25rem;
    height: 1.5px;
    border-radius: var(--radius-pill);
    background: var(--color-primary-dark);
    transition:
        transform var(--transition-default) var(--ease-premium),
        opacity var(--transition-fast) ease;
}

.menu-toggle__line:nth-child(1) {
    transform: translateY(-0.375rem);
}

.menu-toggle__line:nth-child(2) {
    transform: translateY(0);
}

.menu-toggle__line:nth-child(3) {
    transform: translateY(0.375rem);
}

.menu-toggle.is-active .menu-toggle__line:nth-child(1) {
    transform: rotate(45deg);
}

.menu-toggle.is-active .menu-toggle__line:nth-child(2) {
    opacity: 0;
}

.menu-toggle.is-active .menu-toggle__line:nth-child(3) {
    transform: rotate(-45deg);
}

/* ==========================================================
   TABLET E MOBILE
========================================================== */

@media (max-width: 67.5rem) {
    .site-header {
        height: 5rem;
    }

    .site-header.is-scrolled {
        height: 4.5rem;
    }

    .site-header__cta {
        display: none;
    }

    .menu-toggle {
        display: inline-flex;
        z-index: calc(var(--z-menu) + 1);
    }

    .main-navigation {
        position: fixed;
        inset: 0;
        z-index: var(--z-menu);
        display: flex;
        visibility: hidden;
        flex-direction: column;
        justify-content: center;
        padding:
            calc(var(--header-height) + 2rem) max(1.5rem, calc((100vw - var(--container)) / 2));
        transform: translateX(100%);
        opacity: 0;
        background:
            linear-gradient(145deg,
                rgba(248, 246, 241, 0.99),
                rgba(238, 234, 226, 0.99));
        transition:
            transform var(--transition-slow) var(--ease-premium),
            opacity var(--transition-default) ease,
            visibility var(--transition-default) ease;
    }

    .main-navigation.is-open {
        visibility: visible;
        transform: translateX(0);
        opacity: 1;
    }

    .main-navigation__list {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.35rem;
    }

    .main-navigation__item {
        width: 100%;
    }

    .main-navigation__link {
        width: 100%;
        min-height: auto;
        padding-block: 0.55rem;
        color: var(--color-primary-dark);
        font-family: var(--font-heading);
        font-size: clamp(2rem, 7vw, 3.5rem);
        font-weight: 600;
        line-height: 1.05;
    }

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

    .main-navigation__mobile-contact {
        display: flex;
        margin-top: var(--space-7);
        padding-top: var(--space-5);
        border-top: 1px solid var(--color-border);
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-3);
    }

    .main-navigation__mobile-contact span {
        color: var(--color-text-muted);
        font-size: var(--font-size-sm);
    }

    .main-navigation__mobile-contact a {
        display: inline-flex;
        min-height: 3.25rem;
        align-items: center;
        justify-content: center;
        padding: 0.875rem 1.5rem;
        border-radius: var(--radius-pill);
        background: var(--color-primary);
        color: var(--color-white);
        font-size: var(--font-size-sm);
        font-weight: 600;
    }
}

@media (min-width: 75rem) {
    .brand__name {
        max-width: 17rem;
    }
}

@media (max-width: 30rem) {
    .brand__name {
        max-width: 10rem;
        font-size: 1.05rem;
    }

    .brand__tagline {
        font-size: 0.55rem;
    }

    .brand__symbol {
        width: 2.5rem;
        height: 2.5rem;
        font-size: 1rem;
    }
}

@media (max-width: 22rem) {
    .brand__content {
        display: none;
    }
}

@media (max-width: 67.5rem) {
    .no-js .menu-toggle {
        display: none;
    }

    .no-js .main-navigation {
        position: static;
        display: block;
        visibility: visible;
        width: 100%;
        padding: 0;
        transform: none;
        opacity: 1;
        background: transparent;
    }

    .no-js .site-header {
        position: static;
        height: auto;
        padding-block: var(--space-4);
        background: var(--color-background);
    }

    .no-js .site-header__container {
        height: auto;
        align-items: flex-start;
        flex-wrap: wrap;
    }

    .no-js .main-navigation__list {
        margin-top: var(--space-4);
    }

    .no-js .main-navigation__link {
        font-family: var(--font-body);
        font-size: var(--font-size-base);
    }

    .no-js .main-navigation__mobile-contact {
        display: none;
    }
}