/* ========================================
   CONTROLL IT HELP DESK - STYLES
   Sistema de gestão de chamados técnicos
   ======================================== */

/* ===== RESET E BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Cores Principais - Vermelho e Azul */
    --primary-color: #dc2626;        /* Vermelho Principal */
    --primary-light: #ef4444;        /* Vermelho Claro */
    --primary-dark: #b91c1c;         /* Vermelho Escuro */
    --secondary-color: #1e40af;      /* Azul Principal */
    --secondary-light: #3b82f6;      /* Azul Claro */
    --secondary-dark: #1e3a8a;       /* Azul Escuro */
    
    /* Cores de Status */
    --success-color: #10b981;        /* Verde */
    --warning-color: #f59e0b;        /* Amarelo */
    --danger-color: #dc2626;         /* Vermelho */
    --info-color: #1e40af;           /* Azul */
    
    /* Cores Neutras */
    --light-gray: #f8fafc;           /* Cinza Muito Claro */
    --medium-gray: #e2e8f0;          /* Cinza Médio */
    --dark-gray: #475569;            /* Cinza Escuro */
    --white: #ffffff;                /* Branco */
    --black: #1e293b;                /* Preto */
    
    /* Sombras */
    --shadow: 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);
    
    /* Bordas e Transições */
    --border-radius: 8px;
    --border-radius-sm: 4px;
    --border-radius-lg: 12px;
    --transition: all 0.3s ease;
    --transition-fast: all 0.15s ease;
    
    /* Tipografia */
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    
    /* Espaçamentos */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
}

/* ===== BASE ===== */
body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--black);
    background-color: var(--light-gray);
    font-size: var(--font-size-base);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ===== HEADER ===== */
.header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 3px solid var(--primary-color);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    text-decoration: none;
    color: var(--black);
}

.logo-icon {
    width: 100px;
    height: 50px;
    border-radius: var(--border-radius);
    transition: var(--transition);
    object-fit: contain;
    filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.15));
}

.logo-icon:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.logo-text h1 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.logo-text p {
    font-size: var(--font-size-sm);
    color: var(--dark-gray);
    font-weight: 500;
}

/* ===== NAVEGAÇÃO ===== */
.nav {
    position: relative;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    margin: 0;
    padding: 0;
}

.nav-link {
    text-decoration: none;
    color: var(--dark-gray);
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    transition: var(--transition);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
    background-color: rgba(30, 64, 175, 0.1);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===== LAYOUT PRINCIPAL ===== */
.main {
    min-height: calc(100vh - 80px);
    padding: var(--spacing-xl) 0;
}

.page {
    display: none;
}

.page.active {
    display: block;
}

/* ===== LOGIN ===== */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 70vh;
    padding: var(--spacing-xl);
}

.login-card {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 500px;
    border: 1px solid var(--medium-gray);
}

.login-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.login-header h2 {
    font-size: var(--font-size-3xl);
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.login-header p {
    color: var(--dark-gray);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
}

.login-info {
    background: rgba(30, 64, 175, 0.1);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
}

.login-info p {
    color: var(--primary-color);
    font-weight: 500;
    margin: 0;
}

.login-info i {
    margin-right: var(--spacing-sm);
}

/* ===== FORMULÁRIOS ===== */
.login-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-group label {
    font-weight: 600;
    color: var(--black);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--medium-gray);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    transition: var(--transition);
    background: var(--white);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.15);
}

.form-group input:read-only {
    background-color: var(--light-gray);
    cursor: not-allowed;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.form-row .form-group:only-child {
    grid-column: 1 / -1;
}

/* ===== BOTÕES ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    gap: var(--spacing-sm);
    min-height: 44px;
}

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

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background: linear-gradient(135deg, var(--secondary-dark), var(--secondary-color));
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-success {
    background: var(--success-color);
    color: var(--white);
}

.btn-warning {
    background: var(--warning-color);
    color: var(--white);
}

.btn-danger {
    background: var(--danger-color);
    color: var(--white);
}

.btn-info {
    background: var(--info-color);
    color: var(--white);
}

.btn-sm {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    min-height: 36px;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* ===== DASHBOARD ===== */
.dashboard-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--medium-gray);
}

.dashboard-header h2 {
    font-size: var(--font-size-3xl);
    color: var(--primary-color);
    font-weight: 700;
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.user-info span {
    font-weight: 600;
    color: var(--dark-gray);
    font-size: var(--font-size-lg);
}

/* ===== CARDS DE ESTATÍSTICAS ===== */
.stats-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.stat-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--medium-gray);
}

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

.stat-card i {
    font-size: var(--font-size-3xl);
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.stat-card h3 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--black);
    margin-bottom: var(--spacing-sm);
}

.stat-card p {
    color: var(--dark-gray);
    font-weight: 500;
    font-size: var(--font-size-lg);
}

/* ===== SEÇÕES DO DASHBOARD ===== */
.dashboard-section {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    margin-bottom: var(--spacing-xl);
    border: 1px solid var(--medium-gray);
    overflow: hidden;
}

.section-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--white);
    padding: var(--spacing-lg) var(--spacing-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.section-header h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin: 0;
}

/* ===== FORMULÁRIO DE TICKET ===== */
.ticket-form {
    padding: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* ===== TABELAS ===== */
.tickets-table-container {
    overflow-x: auto;
    margin: var(--spacing-lg);
}

.tickets-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.tickets-table th {
    background: var(--light-gray);
    color: var(--black);
    font-weight: 600;
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 2px solid var(--medium-gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: var(--font-size-xs);
}

.tickets-table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--medium-gray);
    vertical-align: middle;
}

.tickets-table tbody tr:hover {
    background: rgba(30, 64, 175, 0.05);
}

/* ===== BADGES ===== */
.status-badge,
.priority-badge,
.type-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-aberto {
    background: #fef3c7;
    color: #92400e;
}

.status-em_andamento {
    background: #dbeafe;
    color: var(--primary-color);
}

.status-fechado {
    background: #d1fae5;
    color: #065f46;
}

.priority-baixa {
    background: #f3f4f6;
    color: #374151;
}

.priority-media {
    background: #fef3c7;
    color: #92400e;
}

.priority-alta {
    background: #fecaca;
    color: var(--primary-color);
}

.priority-critica {
    background: #fecaca;
    color: var(--primary-color);
    animation: pulse 2s infinite;
}

.type-user {
    background: #dbeafe;
    color: var(--secondary-color);
}

.type-support {
    background: #fef3c7;
    color: #92400e;
}

.type-admin {
    background: #fecaca;
    color: var(--primary-color);
}

/* ===== ANIMAÇÕES ===== */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ===== FILTROS ===== */
.filter-controls {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    align-items: center;
}

.filter-controls select {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--medium-gray);
    border-radius: var(--border-radius);
    background: var(--white);
    font-size: var(--font-size-sm);
    min-width: 150px;
}

/* ===== TABS ===== */
.admin-tabs {
    display: flex;
    border-bottom: 2px solid var(--medium-gray);
    margin-bottom: var(--spacing-xl);
}

.tab-btn {
    background: none;
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--dark-gray);
    cursor: pointer;
    transition: var(--transition);
    border-bottom: 3px solid transparent;
}

.tab-btn:hover,
.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    background: rgba(30, 64, 175, 0.05);
}

.tab-content {
    display: none;
}

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

/* ===== MODAIS ===== */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-content {
    background: var(--white);
    margin: 5% auto;
    padding: 0;
    border-radius: var(--border-radius-lg);
    width: 90%;
    max-width: 600px;
    box-shadow: var(--shadow-xl);
    animation: slideIn 0.3s ease;
}

.modal-header {
    background: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-lg) var(--spacing-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
}

.modal-header h3 {
    margin: 0;
    font-size: var(--font-size-xl);
    font-weight: 600;
}

.close {
    color: var(--white);
    font-size: var(--font-size-2xl);
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition);
}

.close:hover {
    opacity: 0.7;
}

.modal-body {
    padding: var(--spacing-xl);
}

/* ===== NOTIFICAÇÕES ===== */
.notification {
    position: fixed;
    top: var(--spacing-xl);
    right: var(--spacing-xl);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius);
    color: var(--white);
    font-weight: 600;
    z-index: 3000;
    animation: slideIn 0.3s ease;
    box-shadow: var(--shadow-lg);
    max-width: 400px;
}

.notification-success {
    background: var(--success-color);
}

.notification-error {
    background: var(--danger-color);
}

.notification-info {
    background: var(--info-color);
}

/* ===== CREDENCIAIS DE DEMONSTRAÇÃO ===== */
.demo-credentials {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--light-gray);
    border-radius: var(--border-radius);
    border: 1px solid var(--medium-gray);
}

.demo-credentials h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.credential-item {
    margin-bottom: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--white);
    border-radius: var(--border-radius-sm);
    border-left: 4px solid var(--primary-color);
    font-family: 'Courier New', monospace;
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.credential-item:last-child {
    margin-bottom: 0;
}

/* ===== GRUPO DE BOTÕES ===== */
.btn-group {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

/* ===== RELATÓRIOS ===== */
.reports-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
}

.report-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--medium-gray);
}

.report-card h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-lg);
    font-weight: 600;
}

/* ===== OPÇÕES DE LOGIN ===== */
.login-options {
    text-align: center;
    margin-top: var(--spacing-lg);
}

.forgot-password {
    color: var(--primary-color);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: var(--transition);
}

.forgot-password:hover {
    text-decoration: underline;
}

/* ===== RESPONSIVIDADE ===== */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .header .container {
        padding: var(--spacing-md);
    }
    
    .logo {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }
    
    .logo-icon {
        width: 80px;
        height: 40px;
    }
    
    .logo-text h1 {
        font-size: var(--font-size-xl);
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        box-shadow: var(--shadow-lg);
        display: none;
        padding: var(--spacing-md);
        border-radius: 0 0 var(--border-radius) var(--border-radius);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .login-container {
        padding: var(--spacing-md);
    }
    
    .login-card {
        padding: var(--spacing-lg);
    }
    
    .dashboard-container {
        padding: var(--spacing-md);
    }
    
    .stats-cards {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .tickets-table-container {
        overflow-x: auto;
        margin: var(--spacing-md);
    }
    
    .tickets-table {
        min-width: 600px;
    }
    
    .admin-tabs {
        flex-wrap: wrap;
    }
    
    .reports-grid {
        grid-template-columns: 1fr;
    }
    
    .filter-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-controls select {
        min-width: auto;
    }
    
    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
    
    .user-info {
        align-self: stretch;
        justify-content: space-between;
    }
}

@media (max-width: 480px) {
    .login-card {
        padding: var(--spacing-md);
    }
    
    .modal-content {
        width: 95%;
        margin: 10% auto;
    }
    
    .btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
    }
    
    .stats-cards {
        gap: var(--spacing-sm);
    }
    
    .stat-card {
        padding: var(--spacing-md);
    }
}

/* ===== IMPRESSÃO ===== */
@media print {
    .header,
    .nav,
    .btn,
    .action-buttons,
    .filter-controls {
        display: none !important;
    }
    
    .page {
        display: block !important;
    }
    
    .modal {
        display: none !important;
    }
    
    .tickets-table {
        font-size: var(--font-size-xs);
    }
    
    .tickets-table th,
    .tickets-table td {
        padding: var(--spacing-xs);
    }
}

/* ===== ACESSIBILIDADE ===== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ===== FOCO VISÍVEL ===== */
.btn:focus,
.nav-link:focus,
input:focus,
textarea:focus,
select:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* ===== ESTADOS DE CARREGAMENTO ===== */
.loading {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--primary-color);
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}