/* ============================================
    BOTTOM NAVIGATION - Zelo
    CORRIGIDO: Centralização perfeita
    CORRIGIDO: .st-chat-container REMOVIDO da lista
    © 2026 LITE STUDIO
    ============================================ */
.st-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 100vw;
    height: 70px;
    background: #0a0a0a;
    border-top: 1px solid #2a2a2a;
    display: flex;
    align-items: center;
    z-index: 99999;
    padding: 0;
    padding-bottom: env(safe-area-inset-bottom);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease;
    margin: 0;
    box-sizing: border-box;
}
.st-bottom-nav.hidden {
    transform: translateX(-50%) translateY(100%);
    pointer-events: none;
}
.st-bottom-nav-btn {
    flex: 1 1 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 8px 0;
    background: transparent;
    border: none;
    color: #71717a;
    font-size: 0.65rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    -webkit-tap-highlight-color: transparent;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    width: 20%;
    max-width: 120px;
}
.st-bottom-nav-btn:active {
    transform: scale(0.95);
}
.st-bottom-nav-btn svg {
    width: 24px;
    height: 24px;
    transition: all 0.2s ease;
}
.st-bottom-nav-btn.active {
    color: #ffffff;
}
.st-bottom-nav-btn.active svg {
    transform: scale(1.1);
}
.st-bottom-nav-btn.active::after {
    content: '';
    position: absolute;
    top: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    background: #ffffff;
    border-radius: 50%;
    animation: navPulse 0.4s ease;
}
@keyframes navPulse {
    0% { transform: translateX(-50%) scale(0); opacity: 0; }
    50% { transform: translateX(-50%) scale(1.3); opacity: 1; }
    100% { transform: translateX(-50%) scale(1); opacity: 1; }
}
/* Ajuste do conteúdo para não ficar atrás do nav */
#app {
    padding-bottom: 80px !important;
    min-height: 100vh;
}
/* ============================================
    ✅ Páginas específicas
    CORRIGIDO: .st-chat-container REMOVIDO da lista
    O chat tem seu próprio CSS com !important
    ============================================ */
.st-home-container,
.st-profile-container,
.st-achievements-container,
.st-blog-container {
    padding-bottom: 20px;
    min-height: calc(100vh - 80px);
}
/* Responsivo - Mobile pequeno */
@media (max-width: 380px) {
    .st-bottom-nav {
        height: 64px;
    }
    .st-bottom-nav-btn {
        font-size: 0.6rem;
        gap: 2px;
    }
    .st-bottom-nav-btn svg {
        width: 22px;
        height: 22px;
    }
    #app {
        padding-bottom: 74px !important;
    }
}
/* Tablets e telas maiores */
@media (min-width: 768px) {
    .st-bottom-nav {
        max-width: 700px;
        border-radius: 20px 20px 0 0;
        border-left: 1px solid #2a2a2a;
        border-right: 1px solid #2a2a2a;
    }
}