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

:root {
    /* Paleta de Cores */
    --primary-black: #000000;
    --secondary-black: #1a1a1a;
    --tertiary-black: #2d2d2d;
    --primary-red: #dc2626;
    --secondary-red: #ef4444;
    --light-red: #f87171;
    --white: #ffffff;
    --light-gray: #f3f4f6;
    --medium-gray: #6b7280;
    --dark-gray: #374151;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-red: 0 0 20px rgba(220, 38, 38, 0.3);
    
    /* Transições */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease-in-out;
}

/* Base Styles */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--primary-black) 0%, var(--secondary-black) 100%);
    color: var(--white);
    min-height: 100vh;
    line-height: 1.6;
}

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

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-bottom: 2px solid var(--tertiary-black);
    margin-bottom: 30px;
}

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

.logo i {
    font-size: 2.5rem;
    color: var(--primary-red);
    text-shadow: var(--shadow-red);
}

.logo h1 {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(45deg, var(--white), var(--light-red));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.status-bar {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 0.9rem;
    color: var(--medium-gray);
}

.status-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--primary-red);
    box-shadow: 0 0 10px var(--primary-red);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Navigation Tabs */
.tab-navigation {
    display: flex;
    background: var(--tertiary-black);
    border-radius: 12px;
    padding: 8px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-lg);
    overflow-x: auto;
}

.tab-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 25px;
    background: transparent;
    border: none;
    color: var(--medium-gray);
    cursor: pointer;
    border-radius: 8px;
    transition: var(--transition);
    font-size: 0.95rem;
    font-weight: 500;
    white-space: nowrap;
    flex: 1;
    justify-content: center;
}

.tab-btn:hover {
    background: rgba(220, 38, 38, 0.1);
    color: var(--light-red);
    transform: translateY(-2px);
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--primary-red), var(--secondary-red));
    color: var(--white);
    box-shadow: var(--shadow-red);
    transform: translateY(-2px);
}

.tab-btn i {
    font-size: 1.2rem;
}

/* Main Content */
.main-content {
    min-height: 600px;
}

.tab-content {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Section Headers */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--tertiary-black);
}

.section-header h2 {
    font-size: 1.8rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 12px;
}

.section-header h2 i {
    color: var(--primary-red);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-red), var(--secondary-red));
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--shadow-red);
}

.btn-secondary {
    background: var(--tertiary-black);
    color: var(--white);
    border: 1px solid var(--medium-gray);
}

.btn-secondary:hover {
    background: var(--medium-gray);
    transform: translateY(-2px);
}

.btn-warning {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: var(--white);
}

.btn-warning:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), 0 0 20px rgba(245, 158, 11, 0.3);
}

/* RFID Reader Styles */
.rfid-reader {
    background: var(--secondary-black);
    border-radius: 16px;
    padding: 40px;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--tertiary-black);
}

.reader-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.reader-status {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--medium-gray);
}

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--primary-red);
    box-shadow: 0 0 10px var(--primary-red);
}

.reader-interface {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

.rfid-input-container {
    position: relative;
}

.rfid-input-container label {
    display: block;
    margin-bottom: 15px;
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--light-red);
}

#rfidInput {
    width: 100%;
    padding: 20px;
    background: var(--tertiary-black);
    border: 2px solid var(--medium-gray);
    border-radius: 12px;
    color: var(--white);
    font-size: 1.1rem;
    transition: var(--transition);
}

#rfidInput:focus {
    outline: none;
    border-color: var(--primary-red);
    box-shadow: var(--shadow-red);
}

.scan-animation {
    position: relative;
    height: 4px;
    background: var(--tertiary-black);
    border-radius: 2px;
    margin-top: 15px;
    overflow: hidden;
}

.scan-line {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--primary-red), transparent);
    animation: scan 2s infinite;
}

@keyframes scan {
    0% { left: -100%; }
    100% { left: 100%; }
}

.reading-result {
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.reading-result.show {
    opacity: 1;
    transform: translateY(0);
}

.result-card {
    background: var(--tertiary-black);
    border-radius: 12px;
    padding: 30px;
    border: 2px solid var(--primary-red);
    box-shadow: var(--shadow-red);
}

.result-icon {
    text-align: center;
    margin-bottom: 20px;
}

.result-icon i {
    font-size: 3rem;
    color: var(--primary-red);
    animation: checkmark 0.5s ease-in-out;
}

@keyframes checkmark {
    0% { transform: scale(0); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.result-info h3 {
    text-align: center;
    margin-bottom: 20px;
    color: var(--light-red);
    font-size: 1.3rem;
}

.info-grid {
    display: grid;
    gap: 15px;
}

.info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--medium-gray);
}

.info-item label {
    font-weight: 500;
    color: var(--medium-gray);
}

.info-item span {
    font-weight: 600;
    color: var(--white);
}

/* Table Styles */
.table-container {
    background: var(--secondary-black);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

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

.data-table th {
    background: var(--tertiary-black);
    padding: 20px;
    text-align: left;
    font-weight: 600;
    color: var(--light-red);
    border-bottom: 2px solid var(--primary-red);
}

.data-table td {
    padding: 15px 20px;
    border-bottom: 1px solid var(--tertiary-black);
    transition: var(--transition-fast);
}

.data-table tbody tr:hover {
    background: var(--tertiary-black);
}

/* Filters */
.filters-container {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    padding: 25px;
    background: var(--secondary-black);
    border-radius: 12px;
    align-items: end;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 200px;
}

.filter-group label {
    font-weight: 500;
    color: var(--medium-gray);
}

.filter-group input {
    padding: 12px;
    background: var(--tertiary-black);
    border: 1px solid var(--medium-gray);
    border-radius: 8px;
    color: var(--white);
    transition: var(--transition);
}

.filter-group input:focus {
    outline: none;
    border-color: var(--primary-red);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

/* Cards */
.tratamento-grid,
.funcionarios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 25px;
}

.funcionario-card,
.tratamento-card {
    background: var(--secondary-black);
    border-radius: 12px;
    padding: 25px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--tertiary-black);
    transition: var(--transition);
}

.funcionario-card:hover,
.tratamento-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-red);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--tertiary-black);
}

.card-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--white);
}

.card-actions {
    display: flex;
    gap: 10px;
}

.card-actions button {
    padding: 8px 12px;
    font-size: 0.85rem;
}

/* Forms */
.cadastro-form-container {
    background: var(--secondary-black);
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-lg);
}

.cadastro-form {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-weight: 500;
    color: var(--medium-gray);
}

.form-group input {
    padding: 15px;
    background: var(--tertiary-black);
    border: 1px solid var(--medium-gray);
    border-radius: 8px;
    color: var(--white);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-red);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

.form-actions {
    grid-column: 1 / -1;
    display: flex;
    gap: 15px;
    justify-content: flex-end;
}

/* Stats Cards */
.stats-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.stat-card {
    background: var(--secondary-black);
    border-radius: 12px;
    padding: 25px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--tertiary-black);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.stat-card.warning {
    border-color: #f59e0b;
    background: linear-gradient(135deg, var(--secondary-black), rgba(245, 158, 11, 0.1));
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary-red), var(--secondary-red));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--white);
}

.stat-info h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 5px;
}

.stat-info p {
    color: var(--medium-gray);
    font-size: 0.9rem;
}

/* Charts */
.charts-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.chart-card {
    background: var(--secondary-black);
    border-radius: 12px;
    padding: 25px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--tertiary-black);
}

.chart-card h3 {
    margin-bottom: 20px;
    color: var(--light-red);
    font-size: 1.2rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    backdrop-filter: blur(5px);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--secondary-black);
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--tertiary-black);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px;
    border-bottom: 1px solid var(--tertiary-black);
}

.modal-header h3 {
    color: var(--white);
    font-size: 1.3rem;
}

.modal-close {
    background: none;
    border: none;
    color: var(--medium-gray);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--primary-red);
}

.modal-body {
    padding: 25px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 15px;
    padding: 25px;
    border-top: 1px solid var(--tertiary-black);
}

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

.config-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--medium-gray);
}

.config-group input[type="number"] {
    width: 100%;
    padding: 12px;
    background: var(--tertiary-black);
    border: 1px solid var(--medium-gray);
    border-radius: 8px;
    color: var(--white);
}

.config-group input[type="checkbox"] {
    transform: scale(1.2);
    accent-color: var(--primary-red);
}

/* Search Container */
.search-container {
    position: relative;
    max-width: 300px;
}

.search-container input {
    width: 100%;
    padding: 12px 40px 12px 15px;
    background: var(--tertiary-black);
    border: 1px solid var(--medium-gray);
    border-radius: 8px;
    color: var(--white);
}

.search-container i {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--medium-gray);
}

/* Lista Header */
.lista-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--tertiary-black);
}

.lista-header h3 {
    color: var(--white);
    font-size: 1.3rem;
}

/* Excedidos Container */
.excedidos-container {
    background: var(--secondary-black);
    border-radius: 12px;
    padding: 25px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--tertiary-black);
}

.excedidos-container h3 {
    color: var(--light-red);
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.excedidos-lista {
    display: grid;
    gap: 15px;
}

.excedido-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background: var(--tertiary-black);
    border-radius: 8px;
    border-left: 4px solid #f59e0b;
}

.excedido-info {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.excedido-nome {
    font-weight: 600;
    color: var(--white);
}

.excedido-tempo {
    color: #f59e0b;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .tab-navigation {
        flex-direction: column;
        gap: 5px;
    }
    
    .tab-btn {
        justify-content: flex-start;
        padding: 12px 20px;
    }
    
    .reader-interface {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .section-header {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }
    
    .filters-container {
        flex-direction: column;
        gap: 15px;
    }
    
    .filter-group {
        min-width: unset;
    }
    
    .cadastro-form {
        grid-template-columns: 1fr;
    }
    
    .stats-cards {
        grid-template-columns: 1fr;
    }
    
    .charts-container {
        grid-template-columns: 1fr;
    }
    
    .tratamento-grid,
    .funcionarios-grid {
        grid-template-columns: 1fr;
    }
    
    .lista-header {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .painel-actions {
        flex-direction: column;
        gap: 10px;
    }
}

@media (max-width: 480px) {
    .rfid-reader {
        padding: 25px;
    }
    
    .modal-content {
        width: 95%;
        margin: 20px;
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .excedido-item {
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }
}