:root {
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --bg-dark: #111827;
    --bg-light: #f3f4f6;
    --white: #ffffff;
    --text-main: #1f2937;
    --text-muted: #6b7280;
    --border: #e5e7eb;
    --danger: #ef4444;
}

* { box-sizing: border-box; margin: 0; padding: 0; font-family: 'Inter', system-ui, sans-serif; }

body { background-color: var(--bg-light); color: var(--text-main); height: 100vh; overflow: hidden; }

/* TELA DE LOGIN */
#login-screen {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: #f3f4f6; z-index: 10000;
    display: flex; align-items: center; justify-content: center;
}
.login-box {
    background: white; padding: 40px; border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1); width: 100%; max-width: 400px;
}
.login-header { text-align: center; margin-bottom: 30px; }
.login-header i { font-size: 3rem; color: var(--primary); margin-bottom: 10px; }
.password-wrapper { position: relative; }
.password-toggle {
    position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
    cursor: pointer; color: var(--text-muted);
}

.layout { display: flex; height: 100%; transition: all 0.3s; }

/* SIDEBAR */
.sidebar {
    width: 260px;
    background-color: var(--bg-dark);
    color: var(--white);
    display: flex;
    flex-direction: column;
    padding: 24px;
    transition: width 0.3s ease;
}

.sidebar.collapsed { width: 80px; padding: 24px 10px; }
.sidebar.collapsed .logo span, 
.sidebar.collapsed .menu-item span,
.sidebar.collapsed .status-bot small,
.sidebar.collapsed .status-bot span { display: none; }
.sidebar.collapsed .logo { justify-content: center; }
.sidebar.collapsed .menu-item { justify-content: center; }

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--primary);
    white-space: nowrap;
}

.menu { flex: 1; display: flex; flex-direction: column; gap: 8px; }

.menu-item {
    background: none;
    border: none;
    color: #9ca3af;
    padding: 12px 16px;
    text-align: left;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.2s;
    white-space: nowrap;
}

.menu-item:hover { background-color: rgba(255,255,255,0.05); color: var(--white); }
.menu-item.active { background-color: var(--primary); color: var(--white); }

.status-bot { margin-top: auto; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.1); }
.status-bot small { display: block; color: #9ca3af; margin-bottom: 5px; }

/* TOGGLE SIDEBAR BUTTON */
.toggle-sidebar-btn {
    background: none; border: none; color: #9ca3af; 
    cursor: pointer; margin-bottom: 20px; font-size: 1.2rem;
    align-self: flex-end;
}
.sidebar.collapsed .toggle-sidebar-btn { align-self: center; transform: rotate(180deg); }

/* MAIN CONTENT */
.main-content { flex: 1; padding: 40px; overflow-y: auto; position: relative; }

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
    flex-wrap: wrap; gap: 10px;
}

.page-header h1 { font-size: 1.8rem; font-weight: 700; color: var(--bg-dark); }
.page-header p { color: var(--text-muted); margin-top: 4px; }

/* CARDS EMPRESAS */
.grid-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.card {
    background: var(--white);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
    border: 1px solid var(--border);
    transition: transform 0.2s;
}

.card:hover { transform: translateY(-2px); box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1); }

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}

.card-header h3 { font-size: 1.1rem; font-weight: 600; }
.badge {
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 12px;
    font-weight: 600;
}

.card-body p { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 20px; word-break: break-all; }

.card-actions {
    display: flex;
    gap: 12px;
    border-top: 1px solid var(--border);
    padding-top: 16px;
}

/* TABELA DE MONITORAMENTO E LOGS */
.table-container {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
    border: 1px solid var(--border);
    overflow-x: auto;
}

.data-table { width: 100%; border-collapse: collapse; min-width: 800px; }
.data-table th, .data-table td { padding: 16px 20px; text-align: left; border-bottom: 1px solid var(--border); }
.data-table th {
    background-color: #f9fafb;
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.data-table tr:hover { background-color: #f9fafb; }

/* BUTTONS */
.btn-primary {
    background-color: var(--primary);
    color: white; border: none; padding: 10px 20px; border-radius: 8px; cursor: pointer; font-weight: 600;
    display: inline-flex; align-items: center; gap: 8px;
}
.btn-primary:hover { background-color: var(--primary-hover); }

.btn-secondary {
    background: #eff6ff; color: var(--primary); border: 1px solid transparent;
    padding: 8px 16px; border-radius: 6px; cursor: pointer; font-size: 0.9rem; font-weight: 500;
    display: inline-flex; align-items: center; gap: 8px;
}
.btn-secondary:hover { background: #dbeafe; }

.btn-danger-icon {
    background: none; border: 1px solid var(--border); color: var(--text-muted);
    width: 36px; height: 36px; border-radius: 6px; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
}
.btn-danger-icon:hover { background-color: #fee2e2; color: var(--danger); border-color: #fee2e2; }

.btn-ghost { background: none; border: none; color: var(--text-muted); padding: 10px 20px; cursor: pointer; }

/* MODALS */
.modal-overlay {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5); display: none; 
    align-items: center; justify-content: center; z-index: 9999;
}
.modal-overlay.open { display: flex !important; }

.modal-box {
    background: var(--white); width: 90%; max-width: 600px;
    border-radius: 12px; box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1);
    overflow: hidden; max-height: 90vh; display: flex; flex-direction: column;
}

.modal-header {
    padding: 20px 24px; border-bottom: 1px solid var(--border);
    display: flex; justify-content: space-between; align-items: center;
}
.modal-header button { background: none; border: none; font-size: 1.2rem; cursor: pointer; color: var(--text-muted); }

.modal-body { padding: 24px; overflow-y: auto; }

.form-group { margin-bottom: 16px; }
.form-group label { display: block; margin-bottom: 6px; font-size: 0.9rem; font-weight: 500; }
.form-group input, .form-group textarea, .form-group select {
    width: 100%; padding: 10px; border: 1px solid var(--border);
    border-radius: 8px; font-size: 1rem;
}
.form-group small { font-size: 0.8rem; color: var(--text-muted); display: block; margin-top: 4px; }

.form-row { display: flex; gap: 15px; }
.form-row .form-group { flex: 1; }

.modal-footer { padding: 16px 24px; background: var(--bg-light); display: flex; justify-content: flex-end; gap: 12px; }

.loading { text-align: center; padding: 40px; font-size: 1.2rem; color: var(--text-muted); }

/* RESPONSIVIDADE */
@media (max-width: 768px) {
    .layout { flex-direction: column; height: auto; min-height: 100vh; overflow: auto; }
    .sidebar { width: 100% !important; flex-direction: row; align-items: center; padding: 15px; justify-content: space-between; }
    .sidebar.collapsed { width: 100%; }
    .sidebar .menu { display: none; position: absolute; top: 70px; left: 0; width: 100%; background: var(--bg-dark); padding: 20px; z-index: 100; }
    .sidebar.mobile-open .menu { display: flex; }
    .logo { margin-bottom: 0; }
    .status-bot { display: none; }
    .main-content { padding: 20px; }
    .toggle-sidebar-btn { display: none; } /* No mobile usamos outro trigger se necessario */
    
    /* Mobile Toggle */
    .mobile-menu-btn { display: block !important; background: none; border: none; color: white; font-size: 1.5rem; }
}
.mobile-menu-btn { display: none; }