/* =====================================================
   APP LAYOUT
===================================================== */

.app {
    display: flex;
    min-height: 100vh;
    align-items: stretch;
    background: var(--bg-main);
}

/* =====================================================
   SIDEBAR
===================================================== */

.sidebar {
    width: 260px;
    background: var(--bg-surface);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;

    position: sticky;
    top: 0;
    height: 100vh;
}

/* HEADER SIDEBAR */

.sidebar-header {
    padding: 24px;
    border-bottom: 1px solid var(--border);
}

.logo{
display:flex;
align-items:center;
gap:10px;
}

.logo-icon{
width:22px;
height:22px;
stroke:var(--primary);
stroke-width:2;
fill:none;
}

.logo-text{
font-weight:600;
font-size:14px;
letter-spacing:.5px;
}

/* NAVIGATION */

.sidebar-nav {
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
}

.nav-section {
    margin: 18px 0 6px;
    font-size: 11px;
    letter-spacing: .7px;
    text-transform: uppercase;
    color: var(--text-muted);
}

.nav-divider {
    height: 1px;
    background: var(--border);
    margin: 14px 0;
}

.nav-item{
padding:10px 14px;
border-radius:8px;
color:var(--text-muted);
display:flex;
align-items:center;
gap:8px;
transition:all .15s ease;
}

.nav-item:hover{
background:rgba(99,102,241,.12);
color:var(--primary);
}

.nav-item.logout {
    color: var(--danger);
}

.nav-item.logout:hover {
    background: rgba(239,68,68,.08);
}

/* =====================================================
   MAIN
===================================================== */

.main {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

/* =====================================================
   TOPBAR
===================================================== */

.topbar{
display:flex;
align-items:center;
gap:20px;
height:64px;
padding:0 28px;
border-bottom:1px solid var(--border);
background:var(--bg-card);
}

.topbar-spacer{
flex:1;
}

.topbar-right{
display:flex;
align-items:center;
gap:16px;
}

.user-info{
display:flex;
align-items:center;
gap:10px;
}

.user-avatar{
width:32px;
height:32px;
border-radius:50%;
background:var(--primary);
color:white;
display:flex;
align-items:center;
justify-content:center;
font-weight:600;
font-size:14px;
}

.user-text{
line-height:1.2;
}

.user-role {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
}

.theme-toggle {
    padding: 8px 12px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    background: var(--bg-surface);
    color: var(--text-main);
    font-size: 12px;
    cursor: pointer;
    transition: background .15s ease, border .15s ease;
}

.theme-toggle:hover {
    background: var(--bg-hover);
}

.page-title{
font-weight:600;
font-size:14px;
color:var(--text-muted);
}

/* =====================================================
   CONTENT
===================================================== */

.content {
    flex: 1;
    padding: var(--space-xl);
}

/* =====================================================
   RESPONSIVO
===================================================== */

@media (max-width: 900px) {

    .sidebar {
        width: 220px;
    }

    .content {
        padding: var(--space-lg);
    }

}

/* =====================================================
   MENU TOGGLE + SIDEBAR MOBILE
===================================================== */

/* Desktop: botão escondido */
.menu-toggle {
    display: none;
}

/* Overlay (mobile) */
.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.5);
    backdrop-filter: blur(2px);
    opacity: 0;
    visibility: hidden;
    transition: opacity .25s ease;
    z-index: 998;
}

/* =====================================================
   MOBILE
===================================================== */

@media (max-width: 768px) {

    .app {
        display: block;
    }

    /* Mostrar botão */
    .menu-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: none;
        border: none;
        font-size: 22px;
        cursor: pointer;
        color: var(--text-main);
    }

    /* Sidebar vira off-canvas */
    .sidebar {
        position: fixed;
        top: 0;
        left: -260px;
        width: 260px;
        height: 100vh;
        transition: left .25s ease;
        z-index: 999;
    }

    .sidebar.active {
        left: 0;
    }

    /* Mostrar overlay quando sidebar ativa */
    .sidebar.active + .sidebar-overlay {
        opacity: 1;
        visibility: visible;
    }

    /* Ajuste do conteúdo */
    .main {
        margin-left: 0 !important;
        width: 100%;
    }

    .content {
        padding: var(--space-lg);
    }
}

/* Bloqueia scroll quando sidebar aberta */
body.no-scroll {
    overflow: hidden;
}