:root {
    --cor-primaria: #1c4d30;        /* verde escuro do logotipo (texto "SVC") */
    --cor-primaria-escura: #0f3320; /* verde mais escuro, para gradientes */
    --cor-dourado: #c9a227;         /* dourado do simbolo do logotipo */
    --cor-dourado-claro: #e8c96a;
    --cor-fundo: #f4f6f4;
    --sidebar-largura: 250px;
    --sidebar-largura-colapsada: 74px;
}

body {
    background-color: var(--cor-fundo);
    font-family: 'Segoe UI', Roboto, Arial, sans-serif;
}

.wrapper { min-height: 100vh; }

/* ---------------- SIDEBAR ---------------- */
.sidebar {
    width: var(--sidebar-largura);
    min-width: var(--sidebar-largura);
    background: linear-gradient(180deg, var(--cor-primaria-escura), var(--cor-primaria));
    color: #fff;
    min-height: 100vh;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    overflow-x: hidden;
    transition: width .2s ease, min-width .2s ease;
    border-right: 3px solid var(--cor-dourado);
}

.sidebar-brand {
    padding: 18px 16px;
    font-weight: 700;
    font-size: 1rem;
    border-bottom: 1px solid rgba(255,255,255,.15);
    display: flex;
    align-items: center;
    gap: 10px;
    white-space: nowrap;
}

.sidebar-brand img {
    height: 38px;
    width: 38px;
    object-fit: contain;
    background: #fff;
    border-radius: 8px;
    padding: 2px;
    flex-shrink: 0;
}

.sidebar-menu { padding: 10px 0; }

.sidebar-menu a {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255,255,255,.85);
    text-decoration: none;
    padding: 11px 20px;
    font-size: .92rem;
    white-space: nowrap;
    border-left: 3px solid transparent;
    transition: background .15s, border-color .15s;
}

.sidebar-menu a i { font-size: 1.05rem; width: 20px; text-align: center; flex-shrink: 0; }

.sidebar-menu a:hover,
.sidebar-menu a.active {
    background: rgba(255,255,255,.12);
    color: #fff;
    border-left-color: var(--cor-dourado);
}

.sidebar-menu hr { margin: 8px 18px; border-color: rgba(255,255,255,.2); }

/* Sidebar colapsada (desktop) */
.wrapper.sidebar-collapsed .sidebar {
    width: var(--sidebar-largura-colapsada);
    min-width: var(--sidebar-largura-colapsada);
}
.wrapper.sidebar-collapsed .sidebar-brand span,
.wrapper.sidebar-collapsed .sidebar-menu a span {
    display: none;
}
.wrapper.sidebar-collapsed .sidebar-menu a {
    justify-content: center;
    padding: 12px 0;
}
.wrapper.sidebar-collapsed .sidebar-brand {
    justify-content: center;
    padding: 16px 8px;
}

/* Botao de alternancia (seta) */
#btnToggleSidebar {
    border: 1px solid #dde3e8;
    background: #fff;
    color: var(--cor-primaria);
    width: 34px;
    height: 34px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform .2s ease;
}
#btnToggleSidebar:hover { background: var(--cor-primaria); color: #fff; }
.wrapper.sidebar-collapsed #btnToggleSidebar i { transform: rotate(180deg); }

/* ---------------- TOPBAR ---------------- */
.topbar {
    background: #fff;
    padding: 12px 24px;
    box-shadow: 0 1px 3px rgba(0,0,0,.06);
    position: sticky;
    top: 0;
    z-index: 10;
    border-bottom: 2px solid var(--cor-dourado-claro);
}

.card-stat {
    border: none;
    border-radius: 14px;
    color: #fff;
    padding: 20px;
    box-shadow: 0 4px 14px rgba(0,0,0,.08);
}

.card-stat .icon { font-size: 2.2rem; opacity: .85; }
.card-stat h3 { font-size: 1.9rem; margin: 0; font-weight: 700; }
.card-stat p { margin: 0; opacity: .9; }

.bg-azul { background: linear-gradient(135deg,#2563eb,#1e40af); }
.bg-verde { background: linear-gradient(135deg, var(--cor-primaria), var(--cor-primaria-escura)); }
.bg-laranja { background: linear-gradient(135deg,#f97316,#c2410c); }
.bg-roxo { background: linear-gradient(135deg,#9333ea,#6b21a8); }
.bg-dourado { background: linear-gradient(135deg, var(--cor-dourado-claro), var(--cor-dourado)); color: #3a2c00; }

.card { border: none; border-radius: 12px; box-shadow: 0 2px 10px rgba(0,0,0,.06); }
.table thead th { background: #f1f5f1; border-bottom: none; font-size: .82rem; text-transform: uppercase; color: #475569; }

.btn-primary {
    background-color: var(--cor-primaria);
    border-color: var(--cor-primaria);
}
.btn-primary:hover, .btn-primary:focus, .btn-primary:active {
    background-color: var(--cor-primaria-escura) !important;
    border-color: var(--cor-primaria-escura) !important;
}
.btn-outline-primary {
    color: var(--cor-primaria);
    border-color: var(--cor-primaria);
}
.btn-outline-primary:hover {
    background-color: var(--cor-primaria);
    border-color: var(--cor-primaria);
}
a { color: var(--cor-primaria); }
.badge.bg-primary { background-color: var(--cor-primaria) !important; }
.nav-tabs .nav-link.active { border-color: var(--cor-dourado) var(--cor-dourado) #fff; color: var(--cor-primaria); font-weight: 600; }
.form-control:focus, .form-select:focus { border-color: var(--cor-dourado); box-shadow: 0 0 0 .2rem rgba(201,162,39,.2); }

.auth-wrapper {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--cor-primaria-escura), var(--cor-primaria));
    padding: 20px;
}

.auth-card {
    background: #fff;
    border-radius: 16px;
    padding: 34px;
    box-shadow: 0 10px 40px rgba(0,0,0,.25);
    border-top: 5px solid var(--cor-dourado);
}

.auth-card img.logo { max-height: 90px; object-fit: contain; }

@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        left: -260px;
        z-index: 1000;
        transition: left .2s;
        width: var(--sidebar-largura) !important;
        min-width: var(--sidebar-largura) !important;
    }
    .sidebar.show { left: 0; }
    .wrapper.sidebar-collapsed .sidebar-brand span,
    .wrapper.sidebar-collapsed .sidebar-menu a span { display: inline; }
}

.badge-nota-boa { background: #16a34a; }
.badge-nota-fraca { background: #dc2626; }

@media print {
    .sidebar, .topbar, .no-print, .btn, form button { display: none !important; }
    .content-area, .page-content { padding: 0 !important; margin: 0 !important; }
    body { background: #fff; }
}