/* Scoped layout styles for header, footer, sidebar and content to match project requirements */
:root {
    --app-header-height: 80px;
    --app-footer-height: 50px;
    --sidebar-width: 260px;
}

/* App header used in main layout */
.app-header,
.top-navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--app-header-height);
    z-index: 1080;
    background: var(--bts-primary);
    color: var(--bts-white);
    display: flex;
    align-items: center; /* ensures vertical centering of children */
    padding: 0 1rem;
}

/* ensure brand-center inside top-navbar is visible and centered */
.brand-center {
    position: absolute;
    left: 50%;
    top: 0;
    height: 100%; /* match current navbar height (responsive) */
    transform: translateX(-50%);
    display: flex;
    align-items: center; /* vertical center */
    justify-content: center; /* horizontal center */
    z-index: 1090; /* above header controls */
}
.brand-center img.top-logo {
    display: block;
    height: 40px;
    transform: none; /* remove any vertical offset */
    margin: 0; /* no extra offset */
}

/* Footer fixed across viewport */
.app-footer,
.bts-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--app-footer-height);
    z-index: 1090; /* above sidebar so it overlays the bottom */
    background: linear-gradient(90deg, rgba(255,255,255,0.03), rgba(0,0,0,0.02));
    display: flex;
    align-items: center;
    padding: 0 1rem;
}

/* Sidebar anchored between header and full bottom */
.sidebar {
    position: fixed;
    top: var(--app-header-height);
    left: 0;
    bottom: 0;
    width: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 1075; /* ensure sidebar sits above footer */
    transition: transform 0.25s ease, width 0.25s ease;
    background-color: var(--bts-sidebar-base);
}

/* Sidebar header/menu/footer flex behaviour */
.sidebar-header { display: none !important; }

.sidebar-menu {
    flex: 1 1 auto;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 1rem;
}

.sidebar-footer {
    flex: 0 0 auto;
    padding: 0.75rem 1rem;
    border-top: 1px solid rgba(255,255,255,0.03);
    background: linear-gradient(180deg, rgba(0,0,0,0.02), transparent);
    position: relative;
    z-index: 1080;
}

/* make sure sidebar footer content is visible and not hidden by small height */
.sidebar-footer .user-info { display: block; }

/* compact logo inside sidebar (now optional) */
.sidebar-logo { height: 34px; display: block; }

/* When sidebar collapsed in desktop, reduce width and show icons only */
.sidebar.collapsed { width: 64px !important; }

/* When sidebar hidden completely (desktop toggle) */
.sidebar.hidden {
    transform: translateX(-100%) !important;
    visibility: hidden !important;
    opacity: 0;
    pointer-events: none;
}

.main-content.sidebar-hidden {
    margin-left: 0 !important;
}

/* Main content area sits to the right of sidebar and between header/footer */
.main-content {
    margin-top: var(--app-header-height);
    margin-bottom: var(--app-footer-height);
    margin-left: var(--sidebar-width);
    transition: margin-left 0.25s ease;
    min-height: calc(100vh - var(--app-header-height) - var(--app-footer-height));
}

/* When sidebar collapsed, content moves left accordingly */
.main-content.collapsed { margin-left: 64px; }

/* Mobile: hide sidebar by default and make it overlay */
@media (max-width: 768px) {
    /* alinhar vari�vel com altura real do header no mobile para evitar espa�o extra */
    :root { --app-header-height: 64px; }

    .sidebar { transform: translateX(-110%); width: var(--sidebar-width); }
    .sidebar.show { transform: translateX(0); box-shadow: 0 6px 30px rgba(0,0,0,0.3); }

    .sidebar-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.4); z-index: 1065; opacity: 0; transition: opacity 0.2s ease; display: none; }
    .sidebar-overlay.show { display: block; opacity: 1; }

    .main-content { margin-left: 0 !important; padding-left: 0.5rem; padding-right: 0.5rem; }

    .top-navbar, .app-header { height: var(--app-header-height); }

    /* Ensure brand-center continues to vertically center logo at reduced header height */
    .brand-center { height: 100%; }
    .brand-center img.top-logo { height: 36px; transform: none; }
}

/* Landing page should be full-bleed and not affected by sidebar */
.body-landing, .bts-landing, .navbar-landing { margin-top: 0; }

/* Small visual polish for toggle button */
.toggle-btn { background: transparent; border: none; color: var(--bts-white); font-size: 1.1rem; }

/* Keep modals above header and sidebar */
.modal { z-index: 2000; }

/* Ensure content doesn't get hidden behind fixed header/footer */
.p-4 { box-sizing: border-box; padding-top: 1rem; }

/* Additional tweaks: mobile logo alignment and footer behavior on small screens */
@media (max-width: 576px) {
    /* Sidebar overlay / behavior on small screens: keep footer full-width and allow sidebar to extend under it but keep footer above */
    .sidebar { bottom: 0 !important; top: var(--app-header-height, 64px); }

    /* Because footer must be full-width and visible, ensure its stacking context is above sidebar */
    .app-footer, .bts-footer { position: fixed; bottom: 0; left: 0; right: 0; width: 100vw; z-index: 1100; }
}

/* Reduce proportions for sidebar footer elements to fit width and be compact */
.sidebar-footer .user-info { padding: 0.5rem; }
.sidebar-footer .user-profile { padding: 0.5rem; gap: 0.5rem; }
.sidebar-footer .user-avatar { width: 36px; height: 36px; }
.sidebar-footer .user-avatar i { font-size: 1.25rem; }
.sidebar-footer .user-name { font-size: 0.85rem; }
.sidebar-footer .user-role .badge { font-size: 0.65rem; padding: 0.08rem 0.4rem; }
.sidebar-footer .btn-logout { padding: 0.35rem; }

/* Ensure footer content spans sidebar width */
.sidebar-footer { display: block; width: 100%; box-sizing: border-box; }
.sidebar-footer .user-info { width: 100%; }

/* Make text wrap if necessary */
.user-details { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ─── Sidebar recolhida (icon-only) — Desktop / Tablet ─────────────────── */

/* Footer: centraliza o avatar, oculta texto e botão de logout */
.sidebar.collapsed .sidebar-footer {
    padding: 0.5rem 0.25rem;
}
.sidebar.collapsed .user-profile {
    justify-content: center;
    gap: 0;
    padding: 0.5rem 0;
}
.sidebar.collapsed .user-details,
.sidebar.collapsed .user-actions {
    display: none;
}
.sidebar.collapsed .user-avatar {
    width: 38px;
    height: 38px;
    margin: 0 auto;
    cursor: default;
}

/* Tooltip no avatar mostrando o nome do usuário */
.sidebar.collapsed .user-profile[data-user]:hover .user-avatar::after {
    content: attr(data-user);
    position: fixed;
    left: 72px;
    background: linear-gradient(135deg, #1f2937, #374151);
    color: #fff;
    padding: 0.4rem 0.75rem;
    border-radius: 6px;
    font-size: 0.8rem;
    white-space: nowrap;
    z-index: 2000;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    pointer-events: none;
}

/* Tooltip padrão dos itens de nav quando recolhido */
.sidebar.collapsed .nav-link[data-title]:hover::after {
    content: attr(data-title);
    position: fixed;
    left: 72px;
    background: linear-gradient(135deg, #1f2937, #374151);
    color: #fff;
    padding: 0.5rem 0.875rem;
    border-radius: 6px;
    font-size: 0.825rem;
    font-weight: 500;
    white-space: nowrap;
    z-index: 2000;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    pointer-events: none;
}

/* Animação de transição da largura */
.sidebar {
    transition: width 0.25s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.25s ease;
}

/* Conteúdo principal acompanha a sidebar recolhida */
.main-content {
    transition: margin-left 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Ocultar textos dos links quando recolhido */
.sidebar.collapsed .nav-link span {
    display: none;
}
.sidebar.collapsed .nav-link {
    justify-content: center;
    padding: 0.75rem;
}
.sidebar.collapsed .nav-link i {
    margin-right: 0;
    font-size: 1.1rem;
}
.sidebar.collapsed .dropdown-arrow {
    display: none;
}
.sidebar.collapsed .nav-item .collapse {
    display: none !important;
}