/* Reset e Base */
* {
    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;
}

/* Navegação */
.navbar {
    background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.nav-brand a {
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
    text-decoration: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background 0.3s;
}

.nav-menu a:hover {
    background: rgba(255,255,255,0.2);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* Login */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
}

.login-box {
    background: white;
    padding: 3rem;
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-box h1 {
    margin-bottom: 0.5rem;
    color: #4f46e5;
}

.login-box h2 {
    margin-bottom: 2rem;
    color: #666;
    font-size: 1.2rem;
}

/* Formulários */
.form-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #333;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

.form-group input:focus {
    outline: none;
    border-color: #6366f1;
}

/* Botões */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: #6366f1;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    transition: background 0.3s;
}

.btn:hover {
    background: #4f46e5;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.2rem;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

/* Dashboard Header */
.dashboard-header {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #e5e7eb;
}

.dashboard-header h1 {
    color: #1f2937;
    margin-bottom: 0.5rem;
}

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

.metric-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    text-align: center;
}

.metric-card h3 {
    color: #6b7280;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.metric-value {
    font-size: 2.5rem;
    font-weight: bold;
    color: #6366f1;
}

.metric-value.warning {
    color: #f59e0b;
}

/* Status */
.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.status-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    border-left: 4px solid #10b981;
}

.status-card.warning {
    border-left-color: #f59e0b;
}

.status-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

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

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

/* Task Board */
.task-board {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.task-column {
    background: #f3f4f6;
    padding: 1rem;
    border-radius: 8px;
}

.task-column h3 {
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e5e7eb;
}

.task-card {
    background: white;
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 0.75rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.task-card h4 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.task-card p {
    font-size: 0.9rem;
    color: #6b7280;
}

.tag {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    margin-top: 0.5rem;
}

.tag-high {
    background: #fee2e2;
    color: #991b1b;
}

.tag-medium {
    background: #fef3c7;
    color: #92400e;
}

.tag-done {
    background: #d1fae5;
    color: #065f46;
}

/* Agente Profile */
.agent-profile {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
}

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

.agent-avatar {
    font-size: 4rem;
}

.agent-info h2 {
    color: #1f2937;
    margin-bottom: 0.25rem;
}

.agent-role {
    color: #6b7280;
}

/* Alertas */
.alert {
    padding: 1rem;
    background: #fee2e2;
    color: #991b1b;
    border-radius: 4px;
    margin-bottom: 1rem;
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
}

/* Landing Page */
.landing-page {
    background: white;
}

.landing-header {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    padding: 6rem 2rem;
    text-align: center;
}

.landing-header h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.landing-header p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.features {
    padding: 4rem 2rem;
}

.features h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: #1f2937;
}

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

.feature-card {
    text-align: center;
    padding: 2rem;
    background: #f9fafb;
    border-radius: 8px;
}

.feature-card h3 {
    color: #4f46e5;
    margin-bottom: 1rem;
}

/* Footer */
.footer, .landing-footer {
    text-align: center;
    padding: 2rem;
    color: #6b7280;
    border-top: 1px solid #e5e7eb;
    margin-top: 2rem;
}

/* Responsivo */
@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .task-board {
        grid-template-columns: 1fr;
    }
    
    .metrics-grid {
        grid-template-columns: 1fr;
    }
}