@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* Variáveis oficiais estilo CoreUI */
:root {
    --cui-blue: #bebebe;
    --cui-body-bg: #ebedef;
    --cui-body-color: #3c4b64;
    --cui-sidebar-bg: #3c4b64; /* Tom azul escuro premium */
    --cui-sidebar-bg-hover: rgba(255, 255, 255, 0.05);
    --cui-sidebar-color: rgba(255, 255, 255, 0.7);
    --cui-sidebar-color-active: #ffffff;
    --cui-border-color: #d8dbe0;
}

body, html {
    margin: 0;
    padding: 0;
    width: 100%;
    min-height: 100vh;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--cui-body-bg);
    color: var(--cui-body-color);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

* {
    box-sizing: border-box;
}

/* Estrutura do Layout Moderno (Sidebar + Conteúdo) */
.app-wrapper {
    display: flex;
    min-height: 100vh;
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0; /* Previne overflow de grid */
    transition: margin-left 0.3s;
}

/* Header Superior Estilo CoreUI */
.top-header {
    height: 64px;
    background: #ffffff;
    border-bottom: 1px solid var(--cui-border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    position: sticky;
    top: 0;
    z-index: 1020;
}

.header-toggler {
    background: transparent;
    border: none;
    font-size: 1.5rem;
    color: var(--cui-body-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    padding: 0;
}

.header-nav {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 1.5rem;
    align-items: center;
}

.header-nav a {
    color: var(--cui-body-color);
    font-size: 1.3rem;
    text-decoration: none;
}

.page-body {
    padding: 2rem 1.5rem;
    flex-grow: 1;
}

/* Seletor de Empresa Moderno no Header */
.form-select-modern {
    background-color: #f3f4f7;
    border: 1px solid transparent;
    border-radius: 6px;
    padding: 0.5rem 2rem 0.5rem 1rem;
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--cui-body-color);
    cursor: pointer;
    transition: all 0.2s;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%233c4b64' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 16px 12px;
}

.form-select-modern:focus, .form-select-modern:hover {
    border-color: var(--cui-blue);
    outline: none;
    background-color: #fff;
}

.nested-submenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}