/* Reset e Variáveis */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-blue: #3B82F6;
    --primary-blue-dark: #2563EB;
    --success-green: #10B981;
    --danger-red: #EF4444;
    --warning-orange: #F59E0B;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    --white: #FFFFFF;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --radius: 8px;
    --radius-lg: 12px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--gray-50);
    color: var(--gray-900);
    line-height: 1.6;
}

/* Login Page */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 20px;
}

.login-container {
    width: 100%;
    max-width: 420px;
}

.login-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-lg);
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 32px;
}

.logo-img {
    max-width: 300px;
    width: 100%;
    height: auto;
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 24px;
    font-weight: bold;
}

.logo h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--gray-900);
}

.login-card h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 8px;
    text-align: center;
}

.subtitle {
    color: var(--gray-500);
    text-align: center;
    margin-bottom: 32px;
    font-size: 14px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-700);
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    font-size: 14px;
    transition: all 0.2s;
    background: var(--white);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.btn-primary {
    width: 100%;
    padding: 12px 24px;
    background: var(--primary-blue);
    color: var(--white);
    border: none;
    border-radius: var(--radius);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    margin-top: 8px;
}

.btn-primary:hover {
    background: var(--primary-blue-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.error-message {
    margin-top: 16px;
    padding: 12px;
    background: #FEE2E2;
    color: var(--danger-red);
    border-radius: var(--radius);
    font-size: 14px;
    text-align: center;
}

.hidden {
    display: none;
}

.admin-link {
    text-align: center;
    margin-top: 24px;
    font-size: 14px;
}

.admin-link a {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 500;
}

.admin-link a:hover {
    text-decoration: underline;
}

/* Admin & Dashboard Layout */
.app-container {
    display: flex;
    min-height: 100vh;
    background: var(--gray-50);
}

/* Sidebar */
.sidebar {
    width: 260px;
    background: var(--white);
    border-right: 1px solid var(--gray-200);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
}

.sidebar-header {
    padding: 24px;
    border-bottom: 1px solid var(--gray-200);
}

.sidebar-header .logo {
    margin-bottom: 0;
}

.sidebar-header .logo-img {
    max-width: 200px;
    width: 100%;
    height: auto;
}

.sidebar-nav {
    flex: 1;
    padding: 16px;
}

.nav-section {
    margin-bottom: 32px;
}

.nav-title {
    font-size: 12px;
    font-weight: 600;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
    padding: 0 12px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: var(--radius);
    color: var(--gray-700);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
    margin-bottom: 4px;
}

.nav-item:hover {
    background: var(--gray-100);
    color: var(--primary-blue);
}

.nav-item.active {
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary-blue);
}

.nav-icon {
    font-size: 20px;
    width: 24px;
    text-align: center;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--gray-200);
}

.btn-logout {
    width: 100%;
    padding: 12px;
    background: var(--gray-100);
    color: var(--gray-700);
    border: none;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-logout:hover {
    background: var(--gray-200);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 260px;
    min-height: 100vh;
}

.main-header {
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    padding: 24px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.main-header h1 {
    font-size: 24px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.header-subtitle {
    font-size: 14px;
    color: var(--gray-500);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 600;
    font-size: 16px;
}

.user-details {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-900);
}

.user-role {
    font-size: 12px;
    color: var(--gray-500);
}

.content-area {
    padding: 32px;
}

.section {
    margin-bottom: 32px;
}

.section-header {
    margin-bottom: 20px;
}

.section-header h2 {
    font-size: 20px;
    font-weight: 600;
    color: var(--gray-900);
}

.card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.message {
    margin-top: 16px;
    padding: 16px 20px;
    border-radius: var(--radius);
    font-size: 14px;
    line-height: 1.6;
    white-space: pre-line;
}

.message.success {
    background: #D1FAE5;
    color: var(--success-green);
    border-left: 4px solid var(--success-green);
}

.message.error {
    background: #FEE2E2;
    color: var(--danger-red);
    border-left: 4px solid var(--danger-red);
}

.message.info {
    background: #DBEAFE;
    color: var(--primary-blue);
    border-left: 4px solid var(--primary-blue);
}

/* Table */
.table-container {
    overflow-x: auto;
}

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

table thead {
    background: linear-gradient(135deg, #f9fbfd 0%, #d7d7d7 100%);
}

table th {
    padding: 12px 16px;
    text-align: left;
    font-size: 12px;
    font-weight: 600;
    color: var(--gray-900);
    background: linear-gradient(135deg, #f9fbfd 0%, #d7d7d7 100%);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

table td {
    padding: 16px;
    border-top: 1px solid var(--gray-200);
    font-size: 14px;
    color: var(--gray-700);
    background: var(--white);
}

/* Zebra striping - primeira linha cinza claro, segunda branco, e assim por diante */
table tbody tr:nth-child(odd) td {
    background: var(--gray-50);
}

table tbody tr:nth-child(even) td {
    background: var(--white);
}

table tbody tr:hover td {
    background: var(--gray-100) !important;
}

table a {
    color: var(--primary-blue);
    text-decoration: none;
}

table a:hover {
    text-decoration: underline;
}

.btn-small {
    padding: 6px 12px;
    border: none;
    border-radius: var(--radius);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-danger {
    background: #FEE2E2;
    color: var(--danger-red);
}

.btn-danger:hover {
    background: #FECACA;
}

/* Dashboard Cards */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

/* Cards de estatísticas com fundo azul */
.dashboard-grid .stat-card.blue,
.stat-card.blue {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%) !important;
    color: var(--white) !important;
}

.stat-card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 16px;
    background: rgba(255, 255, 255, 0.2);
}

.stat-card.blue .stat-card-icon {
    background: rgba(255, 255, 255, 0.2) !important;
    color: var(--white) !important;
}

.stat-card:not(.blue) .stat-card-icon {
    background: var(--gray-100);
    color: var(--primary-blue);
}

.stat-card-value {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 8px;
}

.stat-card-label {
    font-size: 14px;
    opacity: 0.8;
    margin-bottom: 12px;
}

.stat-card-change {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.stat-card-change.positive {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-green);
}

.stat-card.blue .stat-card-change.positive {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
}

.stat-card-change.negative {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-red);
}

.stat-card.blue .stat-card-change.negative {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
}

.chart-container {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow);
    margin-bottom: 32px;
    height: 400px;
}

.chart-container canvas {
    max-height: 350px;
}

/* Responsive */
@media (max-width: 1024px) {
    .sidebar {
        width: 240px;
    }
    
    .main-content {
        margin-left: 240px;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s;
        z-index: 1000;
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .main-header {
        padding: 16px 20px;
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
    
    .content-area {
        padding: 20px;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
}

/* Responsive para dashboard-grid - 5 cards */
@media (max-width: 1400px) {
    .dashboard-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 1024px) {
    .dashboard-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* Dashboard Client Styles */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

.container header {
    background: var(--white);
    padding: 20px 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.container header h1 {
    color: var(--gray-900);
    font-size: 24px;
    font-weight: 600;
}

.btn-config {
    background: var(--primary-blue);
    color: var(--white);
    border: none;
    padding: 10px 20px;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-block;
}

.btn-config:hover {
    background: var(--primary-blue-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.dashboard {
    display: block;
}

.section {
    background: var(--white);
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

.section h2 {
    color: var(--gray-900);
    margin-bottom: 25px;
    font-size: 20px;
    font-weight: 600;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.card {
    background: linear-gradient(135deg, #f9fbfd 0%, #d7d7d7 100%);
    padding: 25px;
    border-radius: var(--radius-lg);
    color: var(--gray-900);
    text-align: center;
    box-shadow: var(--shadow);
}

.card h3 {
    font-size: 14px;
    opacity: 0.9;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

.card .value {
    font-size: 32px;
    font-weight: 700;
}

.chart-container {
    margin-top: 30px;
    position: relative;
    height: 400px;
    background: var(--white);
    padding: 20px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.table-container {
    margin-top: 30px;
    overflow-x: auto;
}

.table-container h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 15px;
}

.error {
    background: #FEE2E2;
    color: var(--danger-red);
    padding: 20px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    border-left: 4px solid var(--danger-red);
}

.filters-section {
    margin-bottom: 30px;
}

.filters-form {
    margin-top: 20px;
}

.filters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    align-items: end;
}

.filter-group {
    display: flex;
    flex-direction: column;
}

.filter-group label {
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--gray-700);
    font-size: 14px;
}

.filter-group input {
    padding: 10px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    font-size: 14px;
    transition: all 0.2s;
}

.filter-group input:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.filter-group small {
    margin-top: 5px;
    color: var(--gray-500);
    font-size: 11px;
}

.btn-filter {
    background: var(--primary-blue);
    color: var(--white);
    border: none;
    padding: 12px 24px;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.2s;
    width: 100%;
}

.btn-filter:hover {
    background: var(--primary-blue-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-reset {
    background: var(--gray-500);
    color: var(--white);
    border: none;
    padding: 12px 24px;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.2s;
    width: 100%;
    margin-top: 10px;
}

.btn-reset:hover {
    background: var(--gray-600);
}

@media (max-width: 640px) {
    .login-card {
        padding: 32px 24px;
    }
    
    .logo-img {
        max-width: 200px;
    }
    
    .sidebar-header .logo-img {
        max-width: 150px;
    }
    
    .login-card h2 {
        font-size: 20px;
    }
    
    table {
        font-size: 12px;
    }
    
    table th,
    table td {
        padding: 8px;
    }
    
    .filters-grid {
        grid-template-columns: 1fr;
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
    }
    
    .chart-container {
        height: 300px;
    }
}

/* Config Page Styles */
.section-description {
    color: var(--gray-600);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 20px;
}

.section-description ol {
    margin-top: 10px;
    padding-left: 20px;
}

.section-description code {
    background: var(--gray-100);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 12px;
    color: var(--primary-blue);
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
    flex-wrap: wrap;
}

.form-actions .btn-primary {
    flex: 1;
    min-width: 200px;
    margin-top: 0;
}

.btn-test {
    padding: 12px 24px;
    background: var(--gray-500);
    color: var(--white);
    border: none;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    flex: 1;
    min-width: 200px;
}

.btn-test:hover:not(:disabled) {
    background: var(--gray-600);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-test:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.test-result {
    margin-top: 20px;
    padding: 16px;
    border-radius: var(--radius);
    font-size: 14px;
    line-height: 1.6;
}

.test-result.success {
    background: #D1FAE5;
    color: var(--success-green);
    border-left: 4px solid var(--success-green);
}

.test-result.error {
    background: #FEE2E2;
    color: var(--danger-red);
    border-left: 4px solid var(--danger-red);
}

.form-group small {
    display: block;
    margin-top: 6px;
    font-size: 12px;
    color: var(--gray-500);
    line-height: 1.5;
}

.form-group input[type="password"] {
    font-family: monospace;
}