/* Variáveis Globais de Design (Design System) */
:root {
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --secondary-color: #0ea5e9;
    --bg-mesh: linear-gradient(135deg, #f3f4f6 0%, #e0e7ff 100%);
    --card-bg: rgba(255, 255, 255, 0.85);
    --text-main: #1f2937;
    --text-muted: #6b7280;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-main);
    background: var(--bg-mesh);
    min-height: 100vh;
}

/* Utilitários e Classes Customizadas */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.4) !important;
}

.logo-circle {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    transition: all 0.3s ease;
}

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
    box-shadow: 0 4px 15px rgba(67, 56, 202, 0.4);
}

.hover-lift {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.hover-lift:hover {
    transform: translateY(-2px);
}

/* Formulários */
.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(79, 70, 229, 0.25);
}

/* Animações */
@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-up-anim {
    animation: slideUp 0.6s ease forwards;
    opacity: 0; /* Começa invisível para a animação gerir */
}