:root,
[data-bs-theme="light"] {
    --app-body-bg: #f3f4fb;
    --app-surface-bg: #ffffff;
    --app-surface-border: #e7e8f2;
    --app-sidebar-bg: #ffffff;
    --app-topbar-bg: #ffffff;
    --app-text-muted: #6c7288;
    --app-accent: #7c4dff;
    --app-accent-soft: #efeaff;
    --app-accent-contrast: #ffffff;
    --app-shadow: 0 2px 10px rgba(20, 20, 43, 0.06);
}

[data-bs-theme="dark"] {
    --app-body-bg: #12131c;
    --app-surface-bg: #1b1d2a;
    --app-surface-border: #2b2e40;
    --app-sidebar-bg: #171823;
    --app-topbar-bg: #171823;
    --app-text-muted: #9a9db3;
    --app-accent: #9d7bff;
    --app-accent-soft: rgba(157, 123, 255, 0.16);
    --app-accent-contrast: #ffffff;
    --app-shadow: 0 2px 14px rgba(0, 0, 0, 0.35);
}

body {
    background-color: var(--app-body-bg);
}

.app-shell {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.app-sidebar {
    width: 260px;
    flex-shrink: 0;
    background-color: var(--app-sidebar-bg);
    border-right: 1px solid var(--app-surface-border);
    display: flex;
    flex-direction: column;
    transition: margin-left 0.2s ease;
}

.app-sidebar-brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 1.25rem 1.25rem;
    font-weight: 700;
    font-size: 1.05rem;
    border-bottom: 1px solid var(--app-surface-border);
}

.app-sidebar-brand-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--app-accent), #ff6fd8);
    color: #fff;
    font-weight: 700;
    font-size: 0.85rem;
}

.app-sidebar-nav {
    padding: 1rem 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.app-nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.65rem 0.9rem;
    border-radius: 10px;
    color: var(--bs-body-color);
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 500;
}

.app-nav-link:hover {
    background-color: var(--app-accent-soft);
    color: var(--app-accent);
}

.app-nav-link.active {
    background-color: var(--app-accent);
    color: var(--app-accent-contrast);
}

.app-nav-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* Content area */
.app-content {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.app-topbar {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.9rem 1.5rem;
    background-color: var(--app-topbar-bg);
    border-bottom: 1px solid var(--app-surface-border);
    position: sticky;
    top: 0;
    z-index: 10;
}

.app-topbar-title {
    font-size: 1.15rem;
    font-weight: 600;
    margin: 0;
    flex: 1;
}

.app-sidebar-toggle {
    display: none;
    border: none;
    background: transparent;
    color: var(--bs-body-color);
    padding: 0.35rem;
    border-radius: 8px;
}

.app-topbar-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.app-theme-toggle {
    border: 1px solid var(--app-surface-border);
    background-color: var(--app-surface-bg);
    color: var(--bs-body-color);
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.app-theme-toggle .icon-moon {
    display: none;
}

.app-theme-toggle.is-dark .icon-sun {
    display: none;
}

.app-theme-toggle.is-dark .icon-moon {
    display: inline-block;
}

.app-user-btn {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    border: 1px solid var(--app-surface-border);
    background-color: var(--app-surface-bg);
    border-radius: 999px;
    padding: 0.3rem 0.9rem 0.3rem 0.3rem;
    color: var(--bs-body-color);
}

.app-user-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background-color: var(--app-accent);
    color: #fff;
    font-weight: 600;
    font-size: 0.85rem;
}

.app-user-name {
    font-size: 0.9rem;
    font-weight: 500;
}

.app-main {
    padding: 1.5rem;
    flex: 1;
}

/* Surfaces / cards */
.app-card {
    background-color: var(--app-surface-bg);
    border: 1px solid var(--app-surface-border);
    border-radius: 14px;
    box-shadow: var(--app-shadow);
    padding: 1.25rem;
}

.app-kpi-card {
    background-color: var(--app-surface-bg);
    border: 1px solid var(--app-surface-border);
    border-radius: 14px;
    box-shadow: var(--app-shadow);
    padding: 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.app-kpi-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background-color: var(--app-accent-soft);
    color: var(--app-accent);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.app-kpi-value {
    font-size: 1.6rem;
    font-weight: 700;
    line-height: 1.2;
}

.app-kpi-label {
    color: var(--app-text-muted);
    font-size: 0.85rem;
}

/* Indicadores de status (paleta fixa: nunca muda entre temas) */
.app-kpi-icon-good {
    background-color: rgba(12, 163, 12, 0.14);
    color: #0ca30c;
}

.app-kpi-icon-warning {
    background-color: rgba(250, 178, 25, 0.18);
    color: #ad7400;
}

[data-bs-theme="dark"] .app-kpi-icon-warning {
    color: #fab219;
}

.app-kpi-icon-critical {
    background-color: rgba(208, 59, 59, 0.14);
    color: #d03b3b;
}

/* Cartão de gráfico */
.app-chart-card {
    background-color: var(--app-surface-bg);
    border: 1px solid var(--app-surface-border);
    border-radius: 14px;
    box-shadow: var(--app-shadow);
    padding: 1.25rem;
    height: 100%;
}

.app-chart-container {
    position: relative;
    width: 100%;
    height: 300px;
}

.app-chart-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 300px;
    color: var(--app-text-muted);
    font-size: 0.9rem;
}

.table {
    --bs-table-bg: var(--app-surface-bg);
}

.badge-sim {
    background-color: #17c964;
    color: #fff;
}

.badge-nao {
    background-color: var(--app-surface-border);
    color: var(--app-text-muted);
}

.btn-accent {
    background-color: var(--app-accent);
    border-color: var(--app-accent);
    color: #fff;
}

.btn-accent:hover {
    filter: brightness(0.95);
    color: #fff;
}

/* Auth pages */
.auth-body {
    background: linear-gradient(135deg, var(--app-accent) 0%, var(--app-body-bg) 55%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.auth-theme-toggle {
    position: fixed;
    top: 1.25rem;
    right: 1.25rem;
}

.auth-shell {
    width: 100%;
    max-width: 420px;
}

.auth-card {
    background-color: var(--app-surface-bg);
    border: 1px solid var(--app-surface-border);
    border-radius: 16px;
    box-shadow: var(--app-shadow);
    padding: 2rem;
}

.auth-brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

@media (max-width: 991.98px) {
    .app-sidebar {
        position: fixed;
        inset: 0 auto 0 0;
        z-index: 1030;
        margin-left: -260px;
    }

    .app-sidebar.is-open {
        margin-left: 0;
        box-shadow: var(--app-shadow);
    }

    .app-sidebar-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
}