/* ========================================
   RESET E VARIÁVEIS GLOBAIS
   ======================================== */
:root {
    /* Cores Principais */
    --primary-color: #1e88e5;
    --primary-dark: #1565c0;
    --primary-light: #42a5f5;
    --secondary-color: #43a047;
    --secondary-dark: #2e7d32;
    --secondary-light: #66bb6a;
    
    /* Cores de Status */
    --success-color: #4caf50;
    --warning-color: #ff9800;
    --danger-color: #f44336;
    --info-color: #2196f3;
    
    /* Cores Neutras */
    --dark: #1a1a2e;
    --dark-light: #252540;
    --gray-dark: #424242;
    --gray: #757575;
    --gray-light: #e0e0e0;
    --white: #ffffff;
    --background: #f5f6fa;
    
    /* Sombras */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);
    
    /* Dimensões */
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 70px;
    --header-height: 70px;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    
    /* Transições */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: var(--background);
    color: var(--dark);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ========================================
   SIDEBAR
   ======================================== */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: linear-gradient(180deg, var(--dark) 0%, var(--dark-light) 100%);
    color: var(--white);
    display: flex;
    flex-direction: column;
    transition: width var(--transition-medium);
    z-index: 1000;
    box-shadow: var(--shadow-lg);
}

.sidebar-header {
    padding: 1.5rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo i {
    font-size: 2rem;
    color: var(--primary-color);
}

.logo-text h2 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0;
    line-height: 1.2;
}

.logo-text span {
    font-size: 0.75rem;
    color: var(--gray-light);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.sidebar-toggle {
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
    display: none;
}

.sidebar-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
}

.sidebar-nav {
    flex: 1;
    padding: 1rem 0;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    color: var(--gray-light);
    text-decoration: none;
    transition: var(--transition-fast);
    cursor: pointer;
    border-left: 3px solid transparent;
}

.nav-item i {
    font-size: 1.2rem;
    min-width: 24px;
    text-align: center;
}

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

.nav-item.active {
    background: rgba(30, 136, 229, 0.15);
    color: var(--white);
    border-left-color: var(--primary-color);
    font-weight: 600;
}

.sidebar-footer {
    padding: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.company-info {
    text-align: center;
}

.company-name {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.company-cnpj {
    font-size: 0.75rem;
    color: var(--gray-light);
}

/* ========================================
   MAIN CONTENT
   ======================================== */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    transition: margin-left var(--transition-medium);
}

.page-header {
    background: var(--white);
    height: var(--header-height);
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--dark);
    cursor: pointer;
    padding: 0.5rem;
}

.page-header h1 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--dark);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.date-display {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: var(--background);
    border-radius: var(--border-radius-sm);
    color: var(--gray-dark);
    font-weight: 500;
}

.date-display i {
    color: var(--primary-color);
}

.page-container {
    padding: 2rem;
}

/* ========================================
   CARDS E COMPONENTES
   ======================================== */
.card {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    padding: 1.5rem;
    transition: var(--transition-fast);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--gray-light);
}

.card-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.card-title i {
    color: var(--primary-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 1.25rem;
    transition: var(--transition-fast);
    cursor: pointer;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
}

.stat-icon.primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--white);
}

.stat-icon.success {
    background: linear-gradient(135deg, var(--success-color), var(--secondary-light));
    color: var(--white);
}

.stat-icon.warning {
    background: linear-gradient(135deg, var(--warning-color), #ffb74d);
    color: var(--white);
}

.stat-icon.danger {
    background: linear-gradient(135deg, var(--danger-color), #e57373);
    color: var(--white);
}

.stat-info {
    flex: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray);
    margin-bottom: 0.25rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--dark);
    line-height: 1;
}

.stat-change {
    font-size: 0.75rem;
    margin-top: 0.5rem;
    font-weight: 600;
}

.stat-change.positive {
    color: var(--success-color);
}

.stat-change.negative {
    color: var(--danger-color);
}

/* ========================================
   BOTÕES
   ======================================== */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius-sm);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    font-family: inherit;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn:active {
    transform: translateY(0);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), #0d47a1);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color), var(--secondary-dark));
    color: var(--white);
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning-color), #f57c00);
    color: var(--white);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color), #c62828);
    color: var(--white);
}

.btn-secondary {
    background: var(--gray-light);
    color: var(--dark);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-icon {
    width: 38px;
    height: 38px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

/* ========================================
   FORMULÁRIOS
   ======================================== */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--dark);
    font-size: 0.95rem;
}

.form-label.required::after {
    content: '*';
    color: var(--danger-color);
    margin-left: 0.25rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius-sm);
    font-size: 0.95rem;
    font-family: inherit;
    transition: var(--transition-fast);
    background: var(--white);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 136, 229, 0.1);
}

.form-control:disabled {
    background: var(--gray-light);
    cursor: not-allowed;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

select.form-control {
    cursor: pointer;
}

textarea.form-control {
    min-height: 100px;
    resize: vertical;
}

/* ========================================
   TABELAS
   ======================================== */
.table-container {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.table-header {
    padding: 1.5rem;
    border-bottom: 2px solid var(--gray-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.table-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.search-box {
    position: relative;
    width: 300px;
}

.search-box input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 3rem;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius-sm);
    font-size: 0.95rem;
}

.search-box i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray);
}

.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

thead {
    background: var(--background);
}

th {
    padding: 1rem;
    text-align: left;
    font-weight: 700;
    color: var(--dark);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
}

td {
    padding: 1rem;
    border-top: 1px solid var(--gray-light);
}

tbody tr {
    transition: var(--transition-fast);
}

tbody tr:hover {
    background: var(--background);
}

.table-actions-cell {
    display: flex;
    gap: 0.5rem;
}

/* ========================================
   BADGES E TAGS
   ======================================== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.375rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-success {
    background: rgba(76, 175, 80, 0.15);
    color: var(--success-color);
}

.badge-warning {
    background: rgba(255, 152, 0, 0.15);
    color: var(--warning-color);
}

.badge-danger {
    background: rgba(244, 67, 54, 0.15);
    color: var(--danger-color);
}

.badge-primary {
    background: rgba(30, 136, 229, 0.15);
    color: var(--primary-color);
}

.badge-secondary {
    background: rgba(67, 160, 71, 0.15);
    color: var(--secondary-color);
}

/* ========================================
   TOAST NOTIFICATIONS
   ======================================== */
.toast-container {
    position: fixed;
    top: 2rem;
    right: 2rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.toast {
    min-width: 300px;
    background: var(--white);
    border-radius: var(--border-radius-sm);
    padding: 1rem 1.5rem;
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 1rem;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.toast-icon {
    font-size: 1.5rem;
}

.toast.success {
    border-left: 4px solid var(--success-color);
}

.toast.success .toast-icon {
    color: var(--success-color);
}

.toast.error {
    border-left: 4px solid var(--danger-color);
}

.toast.error .toast-icon {
    color: var(--danger-color);
}

.toast.warning {
    border-left: 4px solid var(--warning-color);
}

.toast.warning .toast-icon {
    color: var(--warning-color);
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.toast-message {
    font-size: 0.875rem;
    color: var(--gray);
}

.toast-close {
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--gray);
    cursor: pointer;
    padding: 0;
}

/* ========================================
   LOADING OVERLAY
   ======================================== */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
}

.loading-spinner {
    text-align: center;
    color: var(--white);
}

.loading-spinner i {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.loading-spinner p {
    font-size: 1.1rem;
    font-weight: 600;
}

/* ========================================
   MODAL
   ======================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9998;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal {
    background: var(--white);
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    animation: scaleIn 0.2s ease;
}

@keyframes scaleIn {
    from {
        transform: scale(0.9);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 2px solid var(--gray-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--gray);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition-fast);
}

.modal-close:hover {
    background: var(--gray-light);
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1.5rem;
    border-top: 2px solid var(--gray-light);
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

/* ========================================
   EMPTY STATE
   ======================================== */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
}

.empty-state i {
    font-size: 4rem;
    color: var(--gray-light);
    margin-bottom: 1rem;
}

.empty-state h3 {
    font-size: 1.5rem;
    color: var(--gray-dark);
    margin-bottom: 0.5rem;
}

.empty-state p {
    color: var(--gray);
    margin-bottom: 1.5rem;
}

/* ========================================
   CHARTS
   ======================================== */
.chart-container {
    position: relative;
    height: 400px;
    margin-top: 1rem;
}

/* ========================================
   ALERTS
   ======================================== */
.alert {
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius-sm);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.alert i {
    font-size: 1.25rem;
    margin-top: 0.125rem;
}

.alert-success {
    background: rgba(76, 175, 80, 0.1);
    border-left: 4px solid var(--success-color);
    color: var(--success-color);
}

.alert-warning {
    background: rgba(255, 152, 0, 0.1);
    border-left: 4px solid var(--warning-color);
    color: var(--warning-color);
}

.alert-danger {
    background: rgba(244, 67, 54, 0.1);
    border-left: 4px solid var(--danger-color);
    color: var(--danger-color);
}

.alert-info {
    background: rgba(33, 150, 243, 0.1);
    border-left: 4px solid var(--info-color);
    color: var(--info-color);
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .page-header {
        padding: 0 1rem;
    }
    
    .page-header h1 {
        font-size: 1.3rem;
    }
    
    .page-container {
        padding: 1rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .table-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-box {
        width: 100%;
    }
    
    .toast-container {
        right: 1rem;
        left: 1rem;
    }
    
    .toast {
        min-width: auto;
    }
    
    .modal {
        width: 95%;
        max-height: 95vh;
    }
    
    .date-display span {
        display: none;
    }
}

@media (max-width: 480px) {
    .stat-card {
        flex-direction: column;
        text-align: center;
    }
    
    .card {
        padding: 1rem;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .table-actions {
        flex-direction: column;
        width: 100%;
    }
    
    table {
        font-size: 0.875rem;
    }
    
    th, td {
        padding: 0.75rem 0.5rem;
    }
}

/* ========================================
   UTILITÁRIOS
   ======================================== */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.p-0 { padding: 0; }
.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }

.d-flex { display: flex; }
.flex-column { flex-direction: column; }
.align-items-center { align-items: center; }
.justify-content-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }

.fw-bold { font-weight: 700; }
.text-muted { color: var(--gray); }
.text-primary { color: var(--primary-color); }
.text-success { color: var(--success-color); }
.text-warning { color: var(--warning-color); }
.text-danger { color: var(--danger-color); }