/* =========================================================================
   SECTION — Header, mega-menu e menu mobile
   ====================================================================== */

/* -------------------------------------------------------------------------
   Topbar — faixa fina com telefone clicável e status da agenda
   ---------------------------------------------------------------------- */
.topbar {
    position: relative;
    z-index: var(--z-header);
    height: var(--topbar-height);
    font-size: var(--fs-xs);
    color: rgba(255, 255, 255, 0.86);
    background-color: var(--ink-900);
}

.topbar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.topbar__note {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    letter-spacing: var(--ls-wide);
}

.topbar__pulse {
    position: relative;
    width: 6px;
    height: 6px;
    flex: none;
    background-color: var(--brand-400);
    border-radius: 50%;
}

.topbar__pulse::after {
    content: "";
    position: absolute;
    inset: 0;
    background-color: var(--brand-400);
    border-radius: 50%;
    animation: pulse-ring 2.4s var(--ease-out) infinite;
}

.topbar__contacts {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
}

.topbar__link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-weight: var(--fw-medium);
    transition: color var(--dur-fast) var(--ease-out);
}

.topbar__link:hover {
    color: #fff;
}

.topbar__divider {
    width: 1px;
    height: 12px;
    background-color: rgba(255, 255, 255, 0.2);
}

.topbar__hours {
    color: rgba(255, 255, 255, 0.6);
}

/* -------------------------------------------------------------------------
   Header
   Sticky em vez de fixed: acompanha a topbar sem cálculo de offset.
   ---------------------------------------------------------------------- */
.header {
    position: sticky;
    top: 0;
    z-index: var(--z-header);
    border-bottom: 1px solid transparent;
    transition:
        background-color var(--dur-base) var(--ease-out),
        border-color var(--dur-base) var(--ease-out),
        box-shadow var(--dur-base) var(--ease-out);
}

/* Estado rolado: material translúcido, como a barra de navegação da Apple. */
.header.is-stuck {
    background-color: var(--glass-bg-strong);
    -webkit-backdrop-filter: var(--glass-blur-strong);
    backdrop-filter: var(--glass-blur-strong);
    border-bottom-color: var(--color-border);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.6) inset, var(--shadow-sm);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    height: var(--header-height);
}

/* -------------------------------------------------------------------------
   Marca
   ---------------------------------------------------------------------- */
.brand {
    display: inline-flex;
    align-items: center;
    flex: none;
    transition: opacity var(--dur-fast) var(--ease-out);
}

.brand:hover {
    opacity: 0.75;
}

.brand__mark {
    width: auto;
    height: clamp(52px, 4.8vw, 68px);
    object-fit: contain;
}

/* -------------------------------------------------------------------------
   Navegação desktop (centralizada, como na referência)
   ---------------------------------------------------------------------- */
.nav {
    display: none;
}

.nav__list {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

/* O painel é ancorado no header (e não no item), então fica sempre
   centralizado na página e nunca vaza para fora da janela. */
.nav__item {
    position: static;
}

.nav__link {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: 0.5rem 0.875rem;
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    color: var(--color-text-soft);
    border-radius: var(--radius-pill);
    transition:
        color var(--dur-fast) var(--ease-out),
        background-color var(--dur-fast) var(--ease-out);
}

.nav__link:hover,
.nav__item.is-open .nav__link--trigger {
    color: var(--color-text);
    background-color: rgba(20, 16, 15, 0.045);
}

/* Sublinhado curto que cresce a partir do centro. */
.nav__link::after {
    content: "";
    position: absolute;
    bottom: 0.125rem;
    left: 50%;
    width: 16px;
    height: 2px;
    background-color: var(--brand-500);
    border-radius: var(--radius-pill);
    transform: translateX(-50%) scaleX(0);
    transform-origin: center;
    transition: transform var(--dur-base) var(--ease-spring);
}

.nav__link:hover::after,
.nav__item.is-open .nav__link--trigger::after {
    transform: translateX(-50%) scaleX(1);
}

.nav__chevron {
    color: var(--ink-400);
    transition: transform var(--dur-base) var(--ease-out);
}

.nav__item.is-open .nav__chevron {
    transform: rotate(180deg);
}

/* -------------------------------------------------------------------------
   Mega-menu
   ---------------------------------------------------------------------- */
.megamenu {
    position: absolute;
    top: calc(100% - 0.25rem);
    left: 50%;
    width: min(880px, calc(100vw - 2 * var(--gutter)));
    transform: translateX(-50%);
}

.megamenu[hidden] {
    display: none;
}

.megamenu__surface {
    display: grid;
    grid-template-columns: 1.85fr 1fr;
    gap: var(--space-5);
    padding: var(--space-5);
    background-color: var(--glass-bg-strong);
    -webkit-backdrop-filter: var(--glass-blur-strong);
    backdrop-filter: var(--glass-blur-strong);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    transform-origin: top center;
    animation: panel-in var(--dur-base) var(--ease-out) backwards;
}

.megamenu__intro {
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-border);
}

.megamenu__intro-title {
    font-size: var(--fs-xs);
    font-weight: var(--fw-semibold);
    letter-spacing: var(--ls-caps);
    text-transform: uppercase;
    color: var(--brand-600);
}

.megamenu__intro-text {
    margin-top: var(--space-1);
    font-size: var(--fs-sm);
    color: var(--color-text-muted);
}

.megamenu__list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-1);
}

.megamenu__link {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-3);
    border-radius: var(--radius-md);
    transition: background-color var(--dur-fast) var(--ease-out);
}

.megamenu__link:hover {
    background-color: rgba(20, 16, 15, 0.04);
}

.megamenu__icon {
    display: grid;
    place-items: center;
    width: 34px;
    height: 34px;
    flex: none;
    color: var(--brand-600);
    background-color: var(--brand-50);
    border-radius: var(--radius-sm);
    transition:
        color var(--dur-fast) var(--ease-out),
        background-color var(--dur-fast) var(--ease-out);
}

.megamenu__link:hover .megamenu__icon {
    color: #fff;
    background-color: var(--brand-500);
}

.megamenu__text {
    display: grid;
    gap: 2px;
}

.megamenu__label {
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
    color: var(--color-text);
}

.megamenu__desc {
    font-size: var(--fs-xs);
    line-height: var(--lh-snug);
    color: var(--color-text-muted);
}

.megamenu__feature {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    padding: var(--space-5);
    color: #fff;
    background-color: var(--brand-500);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--dur-base) var(--ease-spring);
}

.megamenu__feature:hover {
    transform: translateY(-3px);
}

.megamenu__feature-eyebrow {
    font-size: var(--fs-xs);
    font-weight: var(--fw-semibold);
    letter-spacing: var(--ls-caps);
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.75);
}

.megamenu__feature-title {
    font-size: var(--fs-lg);
    font-weight: var(--fw-semibold);
    letter-spacing: var(--ls-tight);
}

.megamenu__feature-text {
    font-size: var(--fs-sm);
    line-height: var(--lh-snug);
    color: rgba(255, 255, 255, 0.8);
}

.megamenu__feature-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    margin-top: auto;
    padding-top: var(--space-3);
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
}

.megamenu__feature:hover .megamenu__feature-cta .icon {
    transform: translate(2px, -2px);
}

.megamenu__feature-cta .icon {
    transition: transform var(--dur-base) var(--ease-spring);
}

/* -------------------------------------------------------------------------
   Ações do header
   ---------------------------------------------------------------------- */
.header__actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex: none;
}

.header__ghost,
.header__cta {
    display: none;
}

/* -------------------------------------------------------------------------
   Botão hambúrguer — duas linhas que viram um "X"
   ---------------------------------------------------------------------- */
.burger {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    margin-right: calc(var(--space-2) * -1);
    color: var(--color-text);
    border-radius: var(--radius-pill);
    transition: background-color var(--dur-fast) var(--ease-out);
}

.burger:hover {
    background-color: rgba(20, 16, 15, 0.05);
}

.burger__box {
    position: relative;
    display: block;
    width: 20px;
    height: 12px;
}

.burger__line {
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: currentColor;
    border-radius: var(--radius-pill);
    transition:
        transform var(--dur-base) var(--ease-spring),
        opacity var(--dur-fast) var(--ease-out),
        width var(--dur-base) var(--ease-spring);
}

.burger__line:nth-child(1) { top: 0; }
.burger__line:nth-child(2) { bottom: 0; width: 70%; }

.burger[aria-expanded="true"] .burger__line:nth-child(1) {
    top: 5px;
    transform: rotate(45deg);
}

.burger[aria-expanded="true"] .burger__line:nth-child(2) {
    bottom: 5px;
    width: 100%;
    transform: rotate(-45deg);
}

/* -------------------------------------------------------------------------
   Menu mobile — folha translúcida de tela cheia
   ---------------------------------------------------------------------- */
.menu-scrim {
    position: fixed;
    inset: 0;
    z-index: var(--z-scrim);
    background-color: rgba(20, 16, 15, 0.28);
    -webkit-backdrop-filter: blur(2px);
    backdrop-filter: blur(2px);
    opacity: 0;
    transition: opacity var(--dur-base) var(--ease-out);
}

.menu-scrim.is-visible {
    opacity: 1;
}

.mobile-menu {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: var(--z-menu);
    width: min(420px, 100%);
    background-color: var(--glass-bg-strong);
    -webkit-backdrop-filter: var(--glass-blur-strong);
    backdrop-filter: var(--glass-blur-strong);
    border-left: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    transform: translate3d(100%, 0, 0);
    transition: transform var(--dur-slow) var(--ease-out);
}

.mobile-menu.is-open {
    transform: translate3d(0, 0, 0);
}

.mobile-menu__scroll {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    padding:
        0 var(--gutter)
        calc(var(--space-8) + env(safe-area-inset-bottom));
}

/* Cabeçalho próprio do menu: em telas estreitas a folha cobre o header do
   site, então o botão de fechar precisa viajar junto com ela. */
.mobile-menu__head {
    position: sticky;
    top: 0;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    height: var(--header-height);
    margin-bottom: var(--space-4);
    padding-top: env(safe-area-inset-top);
    background-color: inherit;
}

.mobile-menu__logo {
    width: auto;
    height: 52px;
    object-fit: contain;
}

.mobile-menu__close {
    position: relative;
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    margin-right: calc(var(--space-2) * -1);
    color: var(--color-text);
    border-radius: var(--radius-pill);
    transition: background-color var(--dur-fast) var(--ease-out);
}

.mobile-menu__close:hover {
    background-color: rgba(20, 16, 15, 0.05);
}

.mobile-menu__close > span {
    position: relative;
    display: block;
    width: 18px;
    height: 18px;
}

.mobile-menu__close span span {
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: currentColor;
    border-radius: var(--radius-pill);
}

.mobile-menu__close span span:nth-child(1) { transform: rotate(45deg); }
.mobile-menu__close span span:nth-child(2) { transform: rotate(-45deg); }

.mobile-menu__nav {
    flex: 1;
}

.mobile-menu__item {
    border-bottom: 1px solid var(--color-border);
}

.mobile-menu.is-open .mobile-menu__item {
    animation: menu-item-in var(--dur-slow) var(--ease-out) backwards;
    animation-delay: calc(80ms + var(--i) * 45ms);
}

.mobile-menu__link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--space-4) 0;
    font-size: var(--fs-lg);
    font-weight: var(--fw-semibold);
    letter-spacing: var(--ls-tight);
    color: var(--color-text);
    text-align: left;
    transition: color var(--dur-fast) var(--ease-out);
}

.mobile-menu__link:hover {
    color: var(--brand-600);
}

.mobile-menu__chevron {
    color: var(--ink-400);
    transition: transform var(--dur-base) var(--ease-out);
}

.mobile-menu__link[aria-expanded="true"] .mobile-menu__chevron {
    transform: rotate(180deg);
}

/* Acordeão: altura animada via grid-template-rows (sem medir em JS). */
.mobile-menu__group {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows var(--dur-slow) var(--ease-out);
}

.mobile-menu__group.is-open {
    grid-template-rows: 1fr;
}

.mobile-menu__sublist {
    overflow: hidden;
}

.mobile-menu__sublink {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) 0 var(--space-3) var(--space-1);
    font-size: var(--fs-base);
    color: var(--color-text-soft);
    transition: color var(--dur-fast) var(--ease-out);
}

.mobile-menu__sublist li:last-child .mobile-menu__sublink {
    padding-bottom: var(--space-5);
}

.mobile-menu__sublink:hover {
    color: var(--brand-600);
}

.mobile-menu__subicon {
    display: grid;
    place-items: center;
    width: 32px;
    height: 32px;
    flex: none;
    color: var(--brand-600);
    background-color: var(--brand-50);
    border-radius: var(--radius-sm);
}

.mobile-menu__footer {
    display: grid;
    gap: var(--space-3);
    margin-top: var(--space-8);
}

.mobile-menu__contact {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    margin-top: var(--space-2);
    font-size: var(--fs-sm);
    color: var(--color-text-muted);
    text-align: center;
}

.mobile-menu__contact a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    font-weight: var(--fw-semibold);
    color: var(--color-text);
}

/* =========================================================================
   Breakpoints
   ====================================================================== */

/* Tablet — CTA principal aparece antes da navegação completa. */
@media (min-width: 768px) {
    .header__cta {
        display: inline-flex;
    }
}

/* Desktop — navegação central e ações completas; hambúrguer sai de cena. */
@media (min-width: 1024px) {
    .nav {
        display: block;
    }

    .header__ghost {
        display: inline-flex;
    }

    .burger {
        display: none;
    }

    .mobile-menu {
        display: none;
    }
}

/* No celular a topbar guarda só o que tem valor imediato: o telefone.
   O aviso de agenda seria truncado e a mensagem já aparece na hero. */
@media (max-width: 767px) {
    .topbar__note {
        display: none;
    }

    .topbar__inner {
        justify-content: center;
    }
}

@media (max-height: 480px) and (orientation: landscape) {
    .topbar {
        display: none;
    }
}

/* Fallback: sem suporte a backdrop-filter, usa superfície sólida
   (Firefox antigo e navegadores in-app). */
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
    .header.is-stuck,
    .megamenu__surface,
    .mobile-menu {
        background-color: rgba(255, 255, 255, 0.98);
    }
}