/* ==========================================================================
   FB WELLNESS — COMPONENTS
   Botões, cards, forms, nav. Reutilizáveis em qualquer página.
   ========================================================================== */

/* -------- BUTTON -------- */

.fb-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--fb-space-2);
    padding: var(--fb-space-4) var(--fb-space-8);
    font-family: var(--fb-font-body);
    font-size: var(--fb-text-base);
    font-weight: var(--fb-weight-medium);
    line-height: 1;
    letter-spacing: 0.01em;
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: var(--fb-radius-full);
    cursor: pointer;
    transition: all var(--fb-duration-fast) var(--fb-ease-out);
    white-space: nowrap;
}

.fb-btn--primary {
    background: var(--fb-color-primary);
    color: var(--fb-color-white);
}

.fb-btn--primary:hover,
.fb-btn--primary:focus {
    background: var(--fb-color-accent);
    color: var(--fb-color-white);
    transform: translateY(-1px);
}

.fb-btn--secondary {
    background: transparent;
    color: var(--fb-color-primary);
    border-color: var(--fb-color-primary);
}

.fb-btn--secondary:hover {
    background: var(--fb-color-primary);
    color: var(--fb-color-white);
}

.fb-btn--ghost {
    background: transparent;
    color: var(--fb-color-charcoal);
    border-color: var(--fb-color-border);
}

.fb-btn--ghost:hover {
    border-color: var(--fb-color-primary);
    color: var(--fb-color-primary);
}

.fb-btn--lg {
    padding: var(--fb-space-6) var(--fb-space-12);
    font-size: var(--fb-text-lg);
}

/* arrow micro-animation */
.fb-btn .fb-arrow {
    transition: transform var(--fb-duration-fast) var(--fb-ease-out);
}

.fb-btn:hover .fb-arrow {
    transform: translateX(4px);
}

/* -------- HEADER / NAV (drawer mobile + inline desktop) -------- */

.fb-header {
    position: sticky;
    top: 0;
    z-index: var(--fb-z-sticky);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: saturate(180%) blur(12px);
    -webkit-backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid transparent;
    transition: border-color var(--fb-duration-base) var(--fb-ease-out);
}

.fb-header.is-scrolled {
    border-bottom-color: var(--fb-color-border);
}

.fb-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 72px;
    gap: var(--fb-space-8);
}

.fb-logo {
    font-family: var(--fb-font-display);
    font-size: var(--fb-text-xl);
    color: var(--fb-color-charcoal);
    text-decoration: none;
    letter-spacing: var(--fb-tracking-tight);
    font-variation-settings: "opsz" 36;
}

.fb-logo img {
    max-height: 44px;
    width: auto;
}

/* Hamburger toggle — mobile only */
.fb-nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
    padding: 0 8px;
    cursor: pointer;
    touch-action: manipulation;
    z-index: 10001;
    position: relative;
    /* Safari iOS fixes: estilo nativo de button + tap highlight */
    -webkit-appearance: none;
    appearance: none;
    -webkit-tap-highlight-color: transparent;
}

.fb-nav-toggle span {
    display: block;
    width: 100%;
    height: 2px;  /* px inteiro: Safari iOS renderia 1.5px inconsistente combinado com backdrop-filter */
    background: var(--fb-color-charcoal);
    border-radius: 1px;
    transition: transform var(--fb-duration-fast) var(--fb-ease-out), opacity var(--fb-duration-fast) var(--fb-ease-out);
}

.fb-nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(6.5px) rotate(45deg);
}

.fb-nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.fb-nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-6.5px) rotate(-45deg);
}

/* Base list styles (shared) */
.fb-nav__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.fb-nav__link {
    color: var(--fb-color-charcoal);
    text-decoration: none;
    letter-spacing: 0.01em;
}

/* Quando o drawer está aberto, neutraliza o containing block do header
   (backdrop-filter cria CB para descendentes fixed; isso quebra a posição
   do drawer quando o body é travado em position:fixed) */
body.fb-menu-open .fb-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: #FFFFFF;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    z-index: 10001;
}

/* Drawer mobile-first (hidden until .is-open) */
.fb-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 84%;
    max-width: 340px;
    height: 100dvh;
    background: #FFFFFF;
    opacity: 1;
    box-shadow: -12px 0 40px rgba(26, 26, 26, 0.18);
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 3.5rem 1.5rem 1.5rem;
    overflow-y: auto;
    gap: 0;
}

.fb-nav.is-open {
    transform: translateX(0);
}

/* Close button dentro do drawer (touch target ≥44px) */
.fb-nav__close {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    width: 2.75rem;
    height: 2.75rem;
    background: transparent;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--fb-color-charcoal);
    border-radius: 50%;
    transition: background var(--fb-duration-fast) var(--fb-ease-out);
    padding: 0;
    z-index: 2;
}

.fb-nav__close:hover,
.fb-nav__close:focus-visible {
    background: rgba(26, 26, 26, 0.06);
    outline: none;
}

/* Drawer header (avatar + name + role) */
.fb-nav__drawer-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 0.25rem 0 1.5rem;
    margin-bottom: 0.5rem;
    flex-shrink: 0;
}

.fb-nav__avatar {
    width: 110px;
    height: 110px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 0.65rem;
    border: 2px solid rgba(168, 133, 93, 0.4);
    box-shadow: 0 6px 20px rgba(168, 133, 93, 0.22);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--fb-color-primary);
}

.fb-nav__avatar img,
.fb-nav__avatar svg {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.fb-nav__name {
    font-family: var(--fb-font-display);
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--fb-color-charcoal);
    margin: 0 0 0.15rem;
    line-height: 1.15;
}

.fb-nav__role {
    font-family: var(--fb-font-body);
    font-size: 0.65rem;
    font-weight: 500;
    color: var(--fb-color-muted);
    letter-spacing: 0.20em;
    text-transform: uppercase;
    margin: 0;
    line-height: 1.3;
}

/* Nav list inside drawer */
.fb-nav .fb-nav__list {
    display: flex;
    flex-direction: column;
    gap: 0;
    flex-shrink: 0;
}

.fb-nav .fb-nav__list li {
    opacity: 0;
    transform: translateX(12px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.fb-nav.is-open .fb-nav__list li {
    opacity: 1;
    transform: translateX(0);
}

.fb-nav.is-open .fb-nav__list li:nth-child(1) { transition-delay: 0.08s; }
.fb-nav.is-open .fb-nav__list li:nth-child(2) { transition-delay: 0.11s; }
.fb-nav.is-open .fb-nav__list li:nth-child(3) { transition-delay: 0.14s; }
.fb-nav.is-open .fb-nav__list li:nth-child(4) { transition-delay: 0.17s; }
.fb-nav.is-open .fb-nav__list li:nth-child(5) { transition-delay: 0.20s; }
.fb-nav.is-open .fb-nav__list li:nth-child(6) { transition-delay: 0.23s; }

.fb-nav .fb-nav__list a,
.fb-nav .fb-nav__link {
    font-family: var(--fb-font-display);
    font-size: 1.10rem;
    font-weight: 400;
    letter-spacing: 0.01em;
    color: var(--fb-color-charcoal);
    padding: 1rem 0;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid rgba(168, 133, 93, 0.07);
    text-align: center;
    transition: color 0.2s ease-out, transform 0.2s ease-out, font-style 0.2s ease-out;
    text-decoration: none;
}

/* Último link sem border (evita linha solta antes do footer do drawer) */
.fb-nav .fb-nav__list li:last-child a,
.fb-nav .fb-nav__list li:last-child .fb-nav__link {
    border-bottom: 0;
}

.fb-nav .fb-nav__list a:hover,
.fb-nav .fb-nav__list a:active,
.fb-nav .fb-nav__list a:focus-visible,
.fb-nav .fb-nav__list .current-menu-item a,
.fb-nav .fb-nav__list [aria-current="page"] {
    color: var(--fb-color-accent);
    font-style: italic;
    transform: translateX(4px);
    outline: none;
}

/* Drawer footer (social + signature) */
.fb-nav__drawer-footer {
    margin-top: 1rem;
    padding-top: 0.75rem;
    border-top: 1px solid rgba(168, 133, 93, 0.22);
    text-align: center;
    flex-shrink: 0;
}

.fb-nav__social {
    display: flex;
    gap: 0.65rem;
    justify-content: center;
    margin: 0 0 0.5rem;
}

.fb-nav__social a {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--fb-color-muted);
    border: 0;
    transition: color 0.2s ease-out, transform 0.2s ease-out;
    text-decoration: none;
}

.fb-nav__social a:hover,
.fb-nav__social a:focus-visible {
    color: var(--fb-color-primary);
    transform: scale(1.08);
    outline: none;
}

.fb-nav__signature {
    font-family: var(--fb-font-display);
    font-style: italic;
    font-size: 0.88rem;
    color: var(--fb-color-primary);
    margin: 0;
}

/* Backdrop */
.fb-nav-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    cursor: pointer;
}

.fb-nav-backdrop.is-active {
    opacity: 1;
    visibility: visible;
}

/* ── DESKTOP: nav inline no header, sem drawer ───────────── */
@media (min-width: 1024px) {
    .fb-nav-toggle,
    .fb-nav__close,
    .fb-nav__drawer-header,
    .fb-nav__drawer-footer,
    .fb-nav-backdrop {
        display: none !important;
    }

    .fb-nav {
        position: static;
        width: auto;
        max-width: none;
        height: auto;
        background: transparent;
        box-shadow: none;
        transform: none;
        transition: none;
        padding: 0;
        overflow: visible;
        flex-direction: row;
        align-items: center;
        gap: 2.5rem;
        justify-content: flex-end;
    }

    .fb-nav .fb-nav__list {
        flex-direction: row;
        gap: 2.5rem;
        align-items: center;
    }

    .fb-nav .fb-nav__list li {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .fb-nav .fb-nav__list a,
    .fb-nav .fb-nav__link {
        font-family: var(--fb-font-body);
        font-size: var(--fb-text-sm);
        font-weight: var(--fb-weight-medium);
        padding: var(--fb-space-2) 0;
        border-bottom: none;
        text-align: left;
        position: relative;
    }

    .fb-nav .fb-nav__list a::after,
    .fb-nav .fb-nav__link::after {
        content: '';
        position: absolute;
        left: 0;
        right: 0;
        bottom: -2px;
        height: 1px;
        background: var(--fb-color-accent);
        transform: scaleX(0);
        transform-origin: right;
        transition: transform var(--fb-duration-fast) var(--fb-ease-out);
    }

    .fb-nav .fb-nav__list a:hover::after,
    .fb-nav .fb-nav__list .current-menu-item a::after,
    .fb-nav .fb-nav__link[aria-current="page"]::after {
        transform: scaleX(1);
        transform-origin: left;
    }
}

/* -------- CARD -------- */

.fb-card {
    background: var(--fb-color-white);
    border: 1px solid var(--fb-color-border);
    border-radius: var(--fb-radius-md);
    padding: var(--fb-space-8);
    transition: transform var(--fb-duration-base) var(--fb-ease-out),
                box-shadow var(--fb-duration-base) var(--fb-ease-out);
}

.fb-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--fb-depth-lg);
}

.fb-card__title {
    font-size: var(--fb-text-xl);
    margin: 0 0 var(--fb-space-3);
    font-family: var(--fb-font-display);
}

.fb-card__text {
    font-size: var(--fb-text-base);
    color: var(--fb-color-muted);
    margin: 0 0 var(--fb-space-6);
}

.fb-card__icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--fb-color-cream);
    border-radius: var(--fb-radius-full);
    margin-bottom: var(--fb-space-6);
    color: var(--fb-color-primary);
}

.fb-card__icon svg {
    width: 24px;
    height: 24px;
}

/* -------- FORM -------- */

.fb-form {
    display: grid;
    gap: var(--fb-space-4);
}

.fb-form__field {
    display: flex;
    flex-direction: column;
    gap: var(--fb-space-2);
}

.fb-form__label {
    font-size: var(--fb-text-sm);
    font-weight: var(--fb-weight-medium);
    color: var(--fb-color-charcoal);
}

.fb-form__input,
.fb-form__textarea,
.fb-form__select {
    width: 100%;
    padding: var(--fb-space-4);
    font-family: var(--fb-font-body);
    font-size: var(--fb-text-base);
    color: var(--fb-color-charcoal);
    background: var(--fb-color-white);
    border: 1px solid var(--fb-color-border);
    border-radius: var(--fb-radius-sm);
    transition: border-color var(--fb-duration-fast) var(--fb-ease-out);
}

.fb-form__input:focus,
.fb-form__textarea:focus,
.fb-form__select:focus {
    outline: none;
    border-color: var(--fb-color-primary);
}

.fb-form__textarea {
    min-height: 120px;
    resize: vertical;
}

.fb-form__message {
    padding: var(--fb-space-4);
    border-radius: var(--fb-radius-sm);
    font-size: var(--fb-text-sm);
    display: none;
}

.fb-form__message.is-success {
    display: block;
    background: var(--fb-color-cream);
    color: var(--fb-color-primary);
}

.fb-form__message.is-error {
    display: block;
    background: rgba(201, 111, 74, 0.1);
    color: var(--fb-color-accent);
}

/* -------- BADGE -------- */

.fb-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--fb-space-1) var(--fb-space-3);
    font-size: var(--fb-text-xs);
    font-weight: var(--fb-weight-medium);
    letter-spacing: var(--fb-tracking-wide);
    text-transform: uppercase;
    color: var(--fb-color-primary);
    background: var(--fb-color-cream);
    border-radius: var(--fb-radius-full);
}

/* ============================================================
   INTERATIVIDADE — scroll progress, image reveal, ripple, CTA
   ============================================================ */
.fb-scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--fb-color-primary);
    transform-origin: 0 50%;
    transform: scaleX(0);
    z-index: 9999;
    pointer-events: none;
    transition: transform 80ms linear;
}

.fb-img-reveal {
    opacity: 0;
    transform: scale(1.04);
    transition: opacity 1000ms var(--fb-ease-out),
                transform 1000ms var(--fb-ease-out);
    will-change: opacity, transform;
}

.fb-img-loaded {
    opacity: 1;
    transform: scale(1);
}

.fb-btn {
    position: relative;
    overflow: hidden;
    transition: transform 220ms var(--fb-ease-out),
                background 220ms var(--fb-ease-out),
                box-shadow 220ms var(--fb-ease-out);
}

.fb-btn--primary:hover {
    box-shadow: 0 12px 28px rgba(168, 133, 93, 0.28);
}

.fb-ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.35);
    transform: scale(0);
    animation: fb-ripple-anim 600ms var(--fb-ease-out);
    pointer-events: none;
}

@keyframes fb-ripple-anim {
    to { transform: scale(2.6); opacity: 0; }
}

/* Smooth scroll */
html {
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .fb-img-reveal { opacity: 1; transform: none; transition: none; }
    .fb-scroll-progress { display: none; }
}

/* BUG 3.1: esconder hamburger quando drawer aberto (evita X duplicado) */
.fb-nav-toggle[aria-expanded="true"] {
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
}