/* estilo.css */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --light-color: #ecf0f1;
    --dark-color: #2c3e50;
    --gray-color: #95a5a6;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f5f7fa;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* Login */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.login-card {
    background: #fff;
    padding: 30px 30px 25px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
    max-width: 400px;
    width: 100%;
}

.login-header {
    text-align: center;
    margin-bottom: 20px;
}

.login-header i {
    font-size: 2.5rem;
    color: var(--success-color);
}

.login-header h1 {
    margin-top: 10px;
    font-size: 1.8rem;
    color: var(--primary-color);
}

.login-header p {
    margin-top: 5px;
    color: var(--gray-color);
}

.login-form .form-group {
    margin-bottom: 15px;
}

.login-form label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    font-size: 0.9rem;
}

.login-form input {
    width: 100%;
    padding: 10px 12px;
    border-radius: 5px;
    border: 1px solid #ddd;
    font-size: 0.95rem;
}

.btn-login {
    width: 100%;
    padding: 10px 0;
    border: none;
    border-radius: 5px;
    background-color: var(--secondary-color);
    color: #fff;
    font-weight: 600;
    cursor: pointer;
    margin-top: 5px;
    transition: background 0.3s ease;
}

.btn-login:hover {
    background-color: #2980b9;
}

.login-error {
    background-color: rgba(231, 76, 60, 0.1);
    color: var(--danger-color);
    padding: 10px 12px;
    border-radius: 5px;
    margin-bottom: 15px;
    font-size: 0.9rem;
}

/* Administração de usuários */
.admin-container {
    max-width: 1200px;
}

.admin-header-main {
    text-align: center;
    margin-bottom: 20px;
}

.admin-header-main h1 {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.admin-header-main p {
    color: var(--gray-color);
    font-size: 0.95rem;
}

.admin-actions {
    display: flex;
    justify-content: flex-start;
    margin-bottom: 15px;
}

.btn-admin-primary {
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    background-color: #1f6feb;
    color: #fff;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.12);
}

.btn-admin-primary:hover {
    background-color: #1158c7;
}

.admin-card {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.06);
    padding: 16px 20px;
    margin-bottom: 20px;
}

.admin-card-header {
    background-color: #1f6feb;
    color: #fff;
    padding: 10px 14px;
    border-radius: 6px 6px 0 0;
    margin: -16px -20px 16px;
}

.admin-card-header h2 {
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.admin-card-title {
    font-size: 1.1rem;
    margin-bottom: 12px;
    color: var(--primary-color);
}

.admin-form-row {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    align-items: flex-end;
}

.admin-form-group label {
    display: block;
    margin-bottom: 4px;
    font-weight: 600;
    font-size: 0.9rem;
}

.admin-form-group input {
    padding: 8px 10px;
    border-radius: 4px;
    border: 1px solid #ddd;
}

.admin-inline-form {
    display: inline-block;
    margin-right: 4px;
}

.btn-admin-action {
    padding: 4px 10px;
    border-radius: 4px;
    border: none;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.btn-admin-edit {
    background-color: #1f6feb;
    color: #fff;
}

.btn-admin-password {
    background-color: #f1c40f;
    color: #000;
}

.btn-admin-edit:hover {
    background-color: #1158c7;
}

.btn-admin-password:hover {
    background-color: #d4ac0d;
}

.admin-alert {
    padding: 10px 12px;
    border-radius: 6px;
    margin-bottom: 15px;
    font-size: 0.9rem;
}

.admin-alert-success {
    background-color: rgba(39, 174, 96, 0.12);
    color: var(--success-color);
}

.admin-alert-error {
    background-color: rgba(231, 76, 60, 0.12);
    color: var(--danger-color);
}

/* Cabeçalho */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo i {
    font-size: 2.5rem;
    color: var(--success-color);
}

.logo h1 {
    font-size: 1.8rem;
    color: var(--primary-color);
}

.status-sistema {
    display: flex;
    gap: 20px;
    align-items: center;
}

/* Menu superior */
.top-nav {
    display: flex;
    justify-content: flex-start;
    gap: 15px;
    margin-bottom: 20px;
}

.top-nav a {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 600;
    padding: 8px 14px;
    border-radius: 20px;
    border: 1px solid transparent;
    transition: all 0.3s ease;
}

.top-nav a:hover {
    background-color: var(--secondary-color);
    color: #fff;
}

.top-nav a.active {
    background-color: var(--secondary-color);
    color: #fff;
    border-color: var(--secondary-color);
}

.status {
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 5px;
}

.status.online {
    background-color: rgba(39, 174, 96, 0.1);
    color: var(--success-color);
}

.status.offline {
    background-color: rgba(231, 76, 60, 0.1);
    color: var(--danger-color);
}

/* Cards */
.cards-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.card {
    background: white;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}



.card-icon {
    font-size: 2.5rem;
    margin-right: 20px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-umidade .card-icon { background-color: rgba(52, 152, 219, 0.1); color: var(--secondary-color); }
.card-media .card-icon { background-color: rgba(39, 174, 96, 0.1); color: var(--success-color); }
.card-minima .card-icon { background-color: rgba(243, 156, 18, 0.1); color: var(--warning-color); }
.card-maxima .card-icon { background-color: rgba(231, 76, 60, 0.1); color: var(--danger-color); }

.card-content h3 {
    font-size: 0.9rem;
    color: var(--gray-color);
    margin-bottom: 5px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.card-value {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.card-status, .card-trend, .card-time {
    font-size: 0.9rem;
    font-weight: 600;
}

/* Conteúdo Principal */
.main-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
    margin-bottom: 30px;
}

.chart-container, .table-container {
    background: white;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.chart-container {
    grid-column: 1 / -1;
}

.table-container {
    grid-column: 1 / -1;
}

.chart-header, .table-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.chart-header h2, .table-header h2 {
    font-size: 1.3rem;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.chart-controls {
    display: flex;
    gap: 10px;
}

.btn-time {
    padding: 5px 15px;
    border: 1px solid #ddd;
    background: white;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-time:hover, .btn-time.active {
    background: var(--secondary-color);
    color: white;
    border-color: var(--secondary-color);
}

.chart-wrapper {
    height: 300px;
    position: relative;
}

/* Tabela */
.table-wrapper {
    overflow-x: auto;
}

#tabela-leituras {
    width: 100%;
    border-collapse: collapse;
}

#tabela-leituras th {
    background-color: var(--primary-color);
    color: white;
    padding: 12px 15px;
    text-align: left;
    font-weight: 600;
}

#tabela-leituras td {
    padding: 12px 15px;
    border-bottom: 1px solid #eee;
}

#tabela-leituras tbody tr:hover {
    background-color: #f9f9f9;
}

.status-badge {
    padding: 4px 10px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
}

.status-ok {
    background-color: rgba(39, 174, 96, 0.1);
    color: var(--success-color);
}

.status-irrigar {
    background-color: rgba(231, 76, 60, 0.1);
    color: var(--danger-color);
}

.btn-refresh {
    padding: 8px 20px;
    background: var(--secondary-color);
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: background 0.3s ease;
}

.btn-refresh:hover {
    background: #2980b9;
}

@media print {
    body {
        background-color: #fff;
    }

    .top-nav,
    form,
    .footer,
    .btn-refresh {
        display: none !important;
    }

    .container {
        max-width: 100%;
        padding: 0 10px;
        box-shadow: none;
    }
}

/* Cards Informativos */
.info-cards {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
    margin-bottom: 25px; /* espaço extra antes dos gráficos/tabela */
}

.info-card {
    background: white;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1); 
    display: flex;
    gap: 20px;
}

.info-icon {
    font-size: 2rem;
    color: var(--secondary-color);
}

.info-content h4 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

.info-content p {
    margin-bottom: 8px;
    line-height: 1.4;
}

/* Alertas */
.alerta {
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alerta.critico {
    background-color: rgba(231, 76, 60, 0.1);
    /* border-left: 4px solid var(--danger-color); */
}

.alerta.aviso {
    background-color: rgba(243, 156, 18, 0.1);
    border-left: 4px solid var(--warning-color);
}

.alerta.info {
    background-color: rgba(52, 152, 219, 0.1);
    border-left: 4px solid var(--secondary-color);
}

/* Rodapé */
.footer {
    text-align: center;
    padding: 20px;
    border-top: 1px solid #eee;
    color: var(--gray-color);
    font-size: 0.9rem;
}

/* Responsividade */
@media (max-width: 768px) {
    .header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .main-content {
        grid-template-columns: 1fr;
    }
    
    .cards-container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .info-cards {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .cards-container {
        grid-template-columns: 1fr;
    }
    
    .chart-controls {
        flex-wrap: wrap;
    }
}

/* Estilos customizados para DataTables */
.dataTables_wrapper {
    padding: 0;
    font-size: 14px;
}

.dataTables_wrapper .dataTables_length,
.dataTables_wrapper .dataTables_filter {
    margin-bottom: 15px;
}

.dataTables_wrapper .dataTables_filter input {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    margin-left: 8px;
}

.dataTables_wrapper .dataTables_length select {
    padding: 6px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    margin: 0 8px;
}

.dataTables_wrapper .dataTables_info {
    padding-top: 15px;
    font-size: 13px;
    color: #666;
}

.dataTables_wrapper .dataTables_paginate {
    padding-top: 15px;
}

.dataTables_wrapper .dataTables_paginate .paginate_button {
    padding: 6px 12px;
    margin: 0 2px;
    border: 1px solid #ddd;
    border-radius: 4px;
    background: white;
    cursor: pointer;
    transition: all 0.3s ease;
}

.dataTables_wrapper .dataTables_paginate .paginate_button:hover {
    background: var(--secondary-color);
    color: white !important;
    border-color: var(--secondary-color);
}

.dataTables_wrapper .dataTables_paginate .paginate_button.current {
    background: var(--secondary-color);
    color: white !important;
    border-color: var(--secondary-color);
}

.dataTables_wrapper .dataTables_paginate .paginate_button.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

table.dataTable thead th {
    padding: 12px 8px;
    background: #f8f9fa;
    font-weight: 600;
    border-bottom: 2px solid #dee2e6;
}

table.dataTable tbody td {
    padding: 10px 8px;
}

table.dataTable.stripe tbody tr.odd,
table.dataTable.display tbody tr.odd {
    background-color: #f9f9f9;
}

table.dataTable.hover tbody tr:hover,
table.dataTable.display tbody tr:hover {
    background-color: #f1f5f9;
}

/* Animação para botão refresh */
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.btn-refresh.spin i {
    animation: spin 1s linear;
}