/* ═══════════════════════════════════════════════
   NAVBAR.CSS — Jarvis Guard v4
   Desktop + Mobile — Visual upgrade
═══════════════════════════════════════════════ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--px);
    height: 68px;
    background: transparent;
    border-bottom: 1px solid transparent;
    transition: background 0.4s ease, border-color 0.4s ease, backdrop-filter 0.4s ease, height 0.3s ease;
}

.navbar.scrolled {
    background: rgba(7, 8, 9, 0.92);
    border-bottom-color: var(--bd);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    height: 62px;
}

/* ─── Logo ─── */
.nav-logo {
    display: flex;
    align-items: center;
    height: 42px;
    flex-shrink: 0;
    text-decoration: none;
    transition: opacity 0.2s ease;
}

.nav-logo:hover {
    opacity: 0.85;
}

.nav-logo img {
    height: 42px;
    width: auto;
    object-fit: contain;
}

.navbar.scrolled .nav-logo img {
    height: 38px;
}

.logo-fallback {
    font-family: var(--font-d);
    font-size: 19px;
    font-weight: 800;
    color: var(--t1);
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 1px;
}

.logo-fallback span {
    color: var(--ciano);
}

/* ─── Links Desktop ─── */
.nav-links {
    display: flex;
    align-items: center;
    gap: 2px;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    /* Impede sobreposição com logo/ações */
    max-width: calc(100% - 480px);
}

.nav-links a {
    font-size: 13.5px;
    font-weight: 500;
    color: var(--t2);
    padding: 6px 14px;
    border-radius: 8px;
    transition: color var(--trans), background var(--trans);
    text-decoration: none;
    white-space: nowrap;
}

.nav-links a:hover {
    color: var(--t1);
    background: rgba(255, 255, 255, 0.06);
}

.nav-links a.ativo {
    color: var(--ciano);
    background: var(--ciano-bg);
}

/* ─── Ações Desktop ─── */
.nav-acoes {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

/* ─── Botão Hamburger (Mobile) ─── */
.nav-hamburger {
    display: none;
    color: var(--t2);
    font-size: 24px;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    align-items: center;
    justify-content: center;
    transition: color var(--trans), background var(--trans);
    background: transparent;
    border: 1px solid transparent;
    cursor: pointer;
    flex-shrink: 0;
}

.nav-hamburger:hover,
.nav-hamburger:active {
    color: var(--t1);
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--bd);
}

/* ─── MOBILE DRAWER ─── */
.nav-mobile-drawer {
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    background: rgba(7, 8, 9, 0.97);
    border-bottom: 1px solid var(--bd);
    backdrop-filter: blur(28px);
    -webkit-backdrop-filter: blur(28px);
    z-index: 99;
    padding: 12px 20px 28px;
    display: flex;
    flex-direction: column;
    gap: 2px;

    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity 0.25s ease, transform 0.25s ease;
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.7);
}

.nav-mobile-drawer.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

/* Separador no topo do drawer */
.nav-mobile-drawer::before {
    content: '';
    display: block;
    height: 1px;
    background: var(--bd);
    margin-bottom: 8px;
    opacity: 0.5;
}

.nav-mobile-drawer a {
    font-size: 15.5px;
    font-weight: 500;
    color: var(--t2);
    padding: 13px 16px;
    border-radius: 10px;
    transition: color var(--trans), background var(--trans);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-mobile-drawer a:hover,
.nav-mobile-drawer a:active {
    color: var(--t1);
    background: rgba(255, 255, 255, 0.05);
}

.nav-mobile-drawer a.ativo {
    color: var(--ciano);
    background: var(--ciano-bg);
    font-weight: 600;
}

/* Indicador de ativo no drawer */
.nav-mobile-drawer a.ativo::before {
    content: '';
    width: 3px;
    height: 16px;
    background: var(--ciano);
    border-radius: 2px;
    flex-shrink: 0;
}

/* ─── Botões no Drawer ─── */
.nav-mobile-btns {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 14px;
    padding-top: 18px;
    border-top: 1px solid var(--bd);
}

.nav-mobile-btns a {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 13px 16px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 14.5px;
}

/* ─── Responsividade ─── */
@media (max-width: 960px) {
    .nav-links {
        display: none;
    }

    .nav-acoes {
        display: none;
    }

    .nav-hamburger {
        display: flex;
    }

    .navbar {
        padding: 0 20px;
    }
}

@media (max-width: 480px) {
    .navbar {
        height: 60px;
        padding: 0 16px;
    }

    .nav-logo {
        height: 36px;
    }

    .nav-logo img {
        height: 36px;
    }

    .logo-fallback {
        font-size: 17px;
    }

    .nav-mobile-drawer {
        top: 60px;
        padding: 10px 16px 24px;
    }
}